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| author | Michael J. Spencer <bigcheesegs@gmail.com> | 2010-11-29 18:16:10 +0000 |
|---|---|---|
| committer | Michael J. Spencer <bigcheesegs@gmail.com> | 2010-11-29 18:16:10 +0000 |
| commit | 1f6efa3996dd1929fbc129203ce5009b620e6969 (patch) | |
| tree | 6b782914982f90d3a983bcefef98b8ef68ab2961 /include/llvm/System | |
| parent | 9363f739cdc3bd02e8516a25de0090f52ae12fbb (diff) | |
| download | external_llvm-1f6efa3996dd1929fbc129203ce5009b620e6969.zip external_llvm-1f6efa3996dd1929fbc129203ce5009b620e6969.tar.gz external_llvm-1f6efa3996dd1929fbc129203ce5009b620e6969.tar.bz2 | |
Merge System into Support.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120298 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/System')
27 files changed, 0 insertions, 4858 deletions
diff --git a/include/llvm/System/AIXDataTypesFix.h b/include/llvm/System/AIXDataTypesFix.h deleted file mode 100644 index 8dbf02f..0000000 --- a/include/llvm/System/AIXDataTypesFix.h +++ /dev/null @@ -1,25 +0,0 @@ -//===-- llvm/System/AIXDataTypesFix.h - Fix datatype defs ------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file overrides default system-defined types and limits which cannot be -// done in DataTypes.h.in because it is processed by autoheader first, which -// comments out any #undef statement -// -//===----------------------------------------------------------------------===// - -// No include guards desired! - -#ifndef SUPPORT_DATATYPES_H -#error "AIXDataTypesFix.h must only be included via DataTypes.h!" -#endif - -// GCC is strict about defining large constants: they must have LL modifier. -// These will be defined properly at the end of DataTypes.h -#undef INT64_MAX -#undef INT64_MIN diff --git a/include/llvm/System/Alarm.h b/include/llvm/System/Alarm.h deleted file mode 100644 index 7c28416..0000000 --- a/include/llvm/System/Alarm.h +++ /dev/null @@ -1,51 +0,0 @@ -//===- llvm/System/Alarm.h - Alarm Generation support ----------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file provides an operating system independent interface to alarm(2) -// type functionality. The Alarm class allows a one-shot alarm to be set up -// at some number of seconds in the future. When the alarm triggers, a method -// is called to process the event -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_ALARM_H -#define LLVM_SYSTEM_ALARM_H - -namespace llvm { -namespace sys { - - /// This function registers an alarm to trigger some number of \p seconds in - /// the future. When that time arrives, the AlarmStatus function will begin - /// to return 1 instead of 0. The user must poll the status of the alarm by - /// making occasional calls to AlarmStatus. If the user sends an interrupt - /// signal, AlarmStatus will begin returning -1, even if the alarm event - /// occurred. - /// @returns nothing - void SetupAlarm( - unsigned seconds ///< Number of seconds in future when alarm arrives - ); - - /// This function terminates the alarm previously set up - /// @returns nothing - void TerminateAlarm(); - - /// This function acquires the status of the alarm. - /// @returns -1=cancelled, 0=untriggered, 1=triggered - int AlarmStatus(); - - /// Sleep for n seconds. Warning: mixing calls to Sleep() and other *Alarm - /// calls may be a bad idea on some platforms (source: Linux man page). - /// @returns nothing. - void Sleep(unsigned n); - - -} // End sys namespace -} // End llvm namespace - -#endif diff --git a/include/llvm/System/Atomic.h b/include/llvm/System/Atomic.h deleted file mode 100644 index fc19369..0000000 --- a/include/llvm/System/Atomic.h +++ /dev/null @@ -1,39 +0,0 @@ -//===- llvm/System/Atomic.h - Atomic Operations -----------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the llvm::sys atomic operations. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_ATOMIC_H -#define LLVM_SYSTEM_ATOMIC_H - -#include "llvm/System/DataTypes.h" - -namespace llvm { - namespace sys { - void MemoryFence(); - -#ifdef _MSC_VER - typedef long cas_flag; -#else - typedef uint32_t cas_flag; -#endif - cas_flag CompareAndSwap(volatile cas_flag* ptr, - cas_flag new_value, - cas_flag old_value); - cas_flag AtomicIncrement(volatile cas_flag* ptr); - cas_flag AtomicDecrement(volatile cas_flag* ptr); - cas_flag AtomicAdd(volatile cas_flag* ptr, cas_flag val); - cas_flag AtomicMul(volatile cas_flag* ptr, cas_flag val); - cas_flag AtomicDiv(volatile cas_flag* ptr, cas_flag val); - } -} - -#endif diff --git a/include/llvm/System/DataTypes.h.cmake b/include/llvm/System/DataTypes.h.cmake deleted file mode 100644 index 9efe75a..0000000 --- a/include/llvm/System/DataTypes.h.cmake +++ /dev/null @@ -1,189 +0,0 @@ -/*===-- include/System/DataTypes.h - Define fixed size types -----*- C -*-===*\ -|* *| -|* The LLVM Compiler Infrastructure *| -|* *| -|* This file is distributed under the University of Illinois Open Source *| -|* License. See LICENSE.TXT for details. *| -|* *| -|*===----------------------------------------------------------------------===*| -|* *| -|* This file contains definitions to figure out the size of _HOST_ data types.*| -|* This file is important because different host OS's define different macros,*| -|* which makes portability tough. This file exports the following *| -|* definitions: *| -|* *| -|* [u]int(32|64)_t : typedefs for signed and unsigned 32/64 bit system types*| -|* [U]INT(8|16|32|64)_(MIN|MAX) : Constants for the min and max values. *| -|* *| -|* No library is required when using these functinons. *| -|* *| -|*===----------------------------------------------------------------------===*/ - -/* Please leave this file C-compatible. */ - -#ifndef SUPPORT_DATATYPES_H -#define SUPPORT_DATATYPES_H - -#cmakedefine HAVE_SYS_TYPES_H ${HAVE_SYS_TYPES_H} -#cmakedefine HAVE_INTTYPES_H ${HAVE_INTTYPES_H} -#cmakedefine HAVE_STDINT_H ${HAVE_STDINT_H} -#cmakedefine HAVE_UINT64_T ${HAVE_UINT64_T} -#cmakedefine HAVE_U_INT64_T ${HAVE_U_INT64_T} - -#ifdef __cplusplus -#include <cmath> -#else -#include <math.h> -#endif - -#ifndef _MSC_VER - -/* Note that this header's correct operation depends on __STDC_LIMIT_MACROS - being defined. We would define it here, but in order to prevent Bad Things - happening when system headers or C++ STL headers include stdint.h before we - define it here, we define it on the g++ command line (in Makefile.rules). */ -#if !defined(__STDC_LIMIT_MACROS) -# error "Must #define __STDC_LIMIT_MACROS before #including System/DataTypes.h" -#endif - -#if !defined(__STDC_CONSTANT_MACROS) -# error "Must #define __STDC_CONSTANT_MACROS before " \ - "#including System/DataTypes.h" -#endif - -/* Note that <inttypes.h> includes <stdint.h>, if this is a C99 system. */ -#ifdef HAVE_SYS_TYPES_H -#include <sys/types.h> -#endif - -#ifdef HAVE_INTTYPES_H -#include <inttypes.h> -#endif - -#ifdef HAVE_STDINT_H -#include <stdint.h> -#endif - -#ifdef _AIX -#include "llvm/System/AIXDataTypesFix.h" -#endif - -/* Handle incorrect definition of uint64_t as u_int64_t */ -#ifndef HAVE_UINT64_T -#ifdef HAVE_U_INT64_T -typedef u_int64_t uint64_t; -#else -# error "Don't have a definition for uint64_t on this platform" -#endif -#endif - -#ifdef _OpenBSD_ -#define INT8_MAX 127 -#define INT8_MIN -128 -#define UINT8_MAX 255 -#define INT16_MAX 32767 -#define INT16_MIN -32768 -#define UINT16_MAX 65535 -#define INT32_MAX 2147483647 -#define INT32_MIN -2147483648 -#define UINT32_MAX 4294967295U -#endif - -#else /* _MSC_VER */ -/* Visual C++ doesn't provide standard integer headers, but it does provide - built-in data types. */ -#include <stdlib.h> -#include <stddef.h> -#include <sys/types.h> -#ifdef __cplusplus -#include <cmath> -#else -#include <math.h> -#endif -typedef __int64 int64_t; -typedef unsigned __int64 uint64_t; -typedef signed int int32_t; -typedef unsigned int uint32_t; -typedef short int16_t; -typedef unsigned short uint16_t; -typedef signed char int8_t; -typedef unsigned char uint8_t; -typedef signed int ssize_t; -#ifndef INT8_MAX -# define INT8_MAX 127 -#endif -#ifndef INT8_MIN -# define INT8_MIN -128 -#endif -#ifndef UINT8_MAX -# define UINT8_MAX 255 -#endif -#ifndef INT16_MAX -# define INT16_MAX 32767 -#endif -#ifndef INT16_MIN -# define INT16_MIN -32768 -#endif -#ifndef UINT16_MAX -# define UINT16_MAX 65535 -#endif -#ifndef INT32_MAX -# define INT32_MAX 2147483647 -#endif -#ifndef INT32_MIN -# define INT32_MIN -2147483648 -#endif -#ifndef UINT32_MAX -# define UINT32_MAX 4294967295U -#endif -/* Certain compatibility updates to VC++ introduce the `cstdint' - * header, which defines the INT*_C macros. On default installs they - * are absent. */ -#ifndef INT8_C -# define INT8_C(C) C##i8 -#endif -#ifndef UINT8_C -# define UINT8_C(C) C##ui8 -#endif -#ifndef INT16_C -# define INT16_C(C) C##i16 -#endif -#ifndef UINT16_C -# define UINT16_C(C) C##ui16 -#endif -#ifndef INT32_C -# define INT32_C(C) C##i32 -#endif -#ifndef UINT32_C -# define UINT32_C(C) C##ui32 -#endif -#ifndef INT64_C -# define INT64_C(C) C##i64 -#endif -#ifndef UINT64_C -# define UINT64_C(C) C##ui64 -#endif -#endif /* _MSC_VER */ - -/* Set defaults for constants which we cannot find. */ -#if !defined(INT64_MAX) -# define INT64_MAX 9223372036854775807LL -#endif -#if !defined(INT64_MIN) -# define INT64_MIN ((-INT64_MAX)-1) -#endif -#if !defined(UINT64_MAX) -# define UINT64_MAX 0xffffffffffffffffULL -#endif - -#if __GNUC__ > 3 -#define END_WITH_NULL __attribute__((sentinel)) -#else -#define END_WITH_NULL -#endif - -#ifndef HUGE_VALF -#define HUGE_VALF (float)HUGE_VAL -#endif - -#endif /* SUPPORT_DATATYPES_H */ diff --git a/include/llvm/System/DataTypes.h.in b/include/llvm/System/DataTypes.h.in deleted file mode 100644 index 6537f30..0000000 --- a/include/llvm/System/DataTypes.h.in +++ /dev/null @@ -1,111 +0,0 @@ -/*===-- include/System/DataTypes.h - Define fixed size types -----*- C -*-===*\ -|* *| -|* The LLVM Compiler Infrastructure *| -|* *| -|* This file is distributed under the University of Illinois Open Source *| -|* License. See LICENSE.TXT for details. *| -|* *| -|*===----------------------------------------------------------------------===*| -|* *| -|* This file contains definitions to figure out the size of _HOST_ data types.*| -|* This file is important because different host OS's define different macros,*| -|* which makes portability tough. This file exports the following *| -|* definitions: *| -|* *| -|* [u]int(32|64)_t : typedefs for signed and unsigned 32/64 bit system types*| -|* [U]INT(8|16|32|64)_(MIN|MAX) : Constants for the min and max values. *| -|* *| -|* No library is required when using these functions. *| -|* *| -|*===----------------------------------------------------------------------===*/ - -/* Please leave this file C-compatible. */ - -#ifndef SUPPORT_DATATYPES_H -#define SUPPORT_DATATYPES_H - -#undef HAVE_SYS_TYPES_H -#undef HAVE_INTTYPES_H -#undef HAVE_STDINT_H -#undef HAVE_UINT64_T -#undef HAVE_U_INT64_T - -#ifdef __cplusplus -#include <cmath> -#else -#include <math.h> -#endif - -/* Note that this header's correct operation depends on __STDC_LIMIT_MACROS - being defined. We would define it here, but in order to prevent Bad Things - happening when system headers or C++ STL headers include stdint.h before we - define it here, we define it on the g++ command line (in Makefile.rules). */ -#if !defined(__STDC_LIMIT_MACROS) -# error "Must #define __STDC_LIMIT_MACROS before #including System/DataTypes.h" -#endif - -#if !defined(__STDC_CONSTANT_MACROS) -# error "Must #define __STDC_CONSTANT_MACROS before " \ - "#including System/DataTypes.h" -#endif - -/* Note that <inttypes.h> includes <stdint.h>, if this is a C99 system. */ -#ifdef HAVE_SYS_TYPES_H -#include <sys/types.h> -#endif - -#ifdef HAVE_INTTYPES_H -#include <inttypes.h> -#endif - -#ifdef HAVE_STDINT_H -#include <stdint.h> -#endif - -#ifdef _AIX -#include "llvm/System/AIXDataTypesFix.h" -#endif - -/* Handle incorrect definition of uint64_t as u_int64_t */ -#ifndef HAVE_UINT64_T -#ifdef HAVE_U_INT64_T -typedef u_int64_t uint64_t; -#else -# error "Don't have a definition for uint64_t on this platform" -#endif -#endif - -#ifdef _OpenBSD_ -#define INT8_MAX 127 -#define INT8_MIN -128 -#define UINT8_MAX 255 -#define INT16_MAX 32767 -#define INT16_MIN -32768 -#define UINT16_MAX 65535 -#define INT32_MAX 2147483647 -#define INT32_MIN -2147483648 -#define UINT32_MAX 4294967295U -#endif - -/* Set defaults for constants which we cannot find. */ -#if !defined(INT64_MAX) -# define INT64_MAX 9223372036854775807LL -#endif -#if !defined(INT64_MIN) -# define INT64_MIN ((-INT64_MAX)-1) -#endif -#if !defined(UINT64_MAX) -# define UINT64_MAX 0xffffffffffffffffULL -#endif - -#if __GNUC__ > 3 -#define END_WITH_NULL __attribute__((sentinel)) -#else -#define END_WITH_NULL -#endif - -#ifndef HUGE_VALF -#define HUGE_VALF (float)HUGE_VAL -#endif - -#endif /* SUPPORT_DATATYPES_H */ diff --git a/include/llvm/System/Disassembler.h b/include/llvm/System/Disassembler.h deleted file mode 100644 index e11e792..0000000 --- a/include/llvm/System/Disassembler.h +++ /dev/null @@ -1,35 +0,0 @@ -//===- llvm/Support/Disassembler.h ------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file implements the necessary glue to call external disassembler -// libraries. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_DISASSEMBLER_H -#define LLVM_SYSTEM_DISASSEMBLER_H - -#include "llvm/System/DataTypes.h" -#include <string> - -namespace llvm { -namespace sys { - -/// This function returns true, if there is possible to use some external -/// disassembler library. False otherwise. -bool hasDisassembler(); - -/// This function provides some "glue" code to call external disassembler -/// libraries. -std::string disassembleBuffer(uint8_t* start, size_t length, uint64_t pc = 0); - -} -} - -#endif // LLVM_SYSTEM_DISASSEMBLER_H diff --git a/include/llvm/System/DynamicLibrary.h b/include/llvm/System/DynamicLibrary.h deleted file mode 100644 index 745b8f8..0000000 --- a/include/llvm/System/DynamicLibrary.h +++ /dev/null @@ -1,86 +0,0 @@ -//===-- llvm/System/DynamicLibrary.h - Portable Dynamic Library -*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the sys::DynamicLibrary class. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_DYNAMIC_LIBRARY_H -#define LLVM_SYSTEM_DYNAMIC_LIBRARY_H - -#include <string> - -namespace llvm { -namespace sys { - - /// This class provides a portable interface to dynamic libraries which also - /// might be known as shared libraries, shared objects, dynamic shared - /// objects, or dynamic link libraries. Regardless of the terminology or the - /// operating system interface, this class provides a portable interface that - /// allows dynamic libraries to be loaded and searched for externally - /// defined symbols. This is typically used to provide "plug-in" support. - /// It also allows for symbols to be defined which don't live in any library, - /// but rather the main program itself, useful on Windows where the main - /// executable cannot be searched. - class DynamicLibrary { - DynamicLibrary(); // DO NOT IMPLEMENT - public: - /// This function allows a library to be loaded without instantiating a - /// DynamicLibrary object. Consequently, it is marked as being permanent - /// and will only be unloaded when the program terminates. This returns - /// false on success or returns true and fills in *ErrMsg on failure. - /// @brief Open a dynamic library permanently. - /// - /// NOTE: This function is not thread safe. - /// - static bool LoadLibraryPermanently(const char *filename, - std::string *ErrMsg = 0); - - /// This function will search through all previously loaded dynamic - /// libraries for the symbol \p symbolName. If it is found, the addressof - /// that symbol is returned. If not, null is returned. Note that this will - /// search permanently loaded libraries (LoadLibraryPermanently) as well - /// as ephemerally loaded libraries (constructors). - /// @throws std::string on error. - /// @brief Search through libraries for address of a symbol - /// - /// NOTE: This function is not thread safe. - /// - static void *SearchForAddressOfSymbol(const char *symbolName); - - /// @brief Convenience function for C++ophiles. - /// - /// NOTE: This function is not thread safe. - /// - static void *SearchForAddressOfSymbol(const std::string &symbolName) { - return SearchForAddressOfSymbol(symbolName.c_str()); - } - - /// This functions permanently adds the symbol \p symbolName with the - /// value \p symbolValue. These symbols are searched before any - /// libraries. - /// @brief Add searchable symbol/value pair. - /// - /// NOTE: This function is not thread safe. - /// - static void AddSymbol(const char *symbolName, void *symbolValue); - - /// @brief Convenience function for C++ophiles. - /// - /// NOTE: This function is not thread safe. - /// - static void AddSymbol(const std::string &symbolName, void *symbolValue) { - AddSymbol(symbolName.c_str(), symbolValue); - } - }; - -} // End sys namespace -} // End llvm namespace - -#endif // LLVM_SYSTEM_DYNAMIC_LIBRARY_H diff --git a/include/llvm/System/Errno.h b/include/llvm/System/Errno.h deleted file mode 100644 index 6e292ba..0000000 --- a/include/llvm/System/Errno.h +++ /dev/null @@ -1,34 +0,0 @@ -//===- llvm/System/Errno.h - Portable+convenient errno handling -*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares some portable and convenient functions to deal with errno. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_ERRNO_H -#define LLVM_SYSTEM_ERRNO_H - -#include <string> - -namespace llvm { -namespace sys { - -/// Returns a string representation of the errno value, using whatever -/// thread-safe variant of strerror() is available. Be sure to call this -/// immediately after the function that set errno, or errno may have been -/// overwritten by an intervening call. -std::string StrError(); - -/// Like the no-argument version above, but uses \p errnum instead of errno. -std::string StrError(int errnum); - -} // namespace sys -} // namespace llvm - -#endif // LLVM_SYSTEM_ERRNO_H diff --git a/include/llvm/System/FEnv.h b/include/llvm/System/FEnv.h deleted file mode 100644 index 042e439..0000000 --- a/include/llvm/System/FEnv.h +++ /dev/null @@ -1,56 +0,0 @@ -//===- llvm/System/FEnv.h - Host floating-point exceptions ------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file provides an operating system independent interface to -// floating-point exception interfaces. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_FENV_H -#define LLVM_SYSTEM_FENV_H - -#include "llvm/Config/config.h" -#include <cerrno> -#ifdef HAVE_FENV_H -#include <fenv.h> -#endif - -// FIXME: Clang's #include handling apparently doesn't work for libstdc++'s -// fenv.h; see PR6907 for details. -#if defined(__clang__) && defined(_GLIBCXX_FENV_H) -#undef HAVE_FENV_H -#endif - -namespace llvm { -namespace sys { - -/// llvm_fenv_clearexcept - Clear the floating-point exception state. -static inline void llvm_fenv_clearexcept() { -#ifdef HAVE_FENV_H - feclearexcept(FE_ALL_EXCEPT); -#endif - errno = 0; -} - -/// llvm_fenv_testexcept - Test if a floating-point exception was raised. -static inline bool llvm_fenv_testexcept() { - int errno_val = errno; - if (errno_val == ERANGE || errno_val == EDOM) - return true; -#ifdef HAVE_FENV_H - if (fetestexcept(FE_ALL_EXCEPT & ~FE_INEXACT)) - return true; -#endif - return false; -} - -} // End sys namespace -} // End llvm namespace - -#endif diff --git a/include/llvm/System/Host.h b/include/llvm/System/Host.h deleted file mode 100644 index 4fbf5c1..0000000 --- a/include/llvm/System/Host.h +++ /dev/null @@ -1,66 +0,0 @@ -//===- llvm/System/Host.h - Host machine characteristics --------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// Methods for querying the nature of the host machine. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_HOST_H -#define LLVM_SYSTEM_HOST_H - -#include "llvm/ADT/StringMap.h" -#include <string> - -namespace llvm { -namespace sys { - - inline bool isLittleEndianHost() { - union { - int i; - char c; - }; - i = 1; - return c; - } - - inline bool isBigEndianHost() { - return !isLittleEndianHost(); - } - - /// getHostTriple() - Return the target triple of the running - /// system. - /// - /// The target triple is a string in the format of: - /// CPU_TYPE-VENDOR-OPERATING_SYSTEM - /// or - /// CPU_TYPE-VENDOR-KERNEL-OPERATING_SYSTEM - std::string getHostTriple(); - - /// getHostCPUName - Get the LLVM name for the host CPU. The particular format - /// of the name is target dependent, and suitable for passing as -mcpu to the - /// target which matches the host. - /// - /// \return - The host CPU name, or empty if the CPU could not be determined. - std::string getHostCPUName(); - - /// getHostCPUFeatures - Get the LLVM names for the host CPU features. - /// The particular format of the names are target dependent, and suitable for - /// passing as -mattr to the target which matches the host. - /// - /// \param Features - A string mapping feature names to either - /// true (if enabled) or false (if disabled). This routine makes no guarantees - /// about exactly which features may appear in this map, except that they are - /// all valid LLVM feature names. - /// - /// \return - True on success. - bool getHostCPUFeatures(StringMap<bool> &Features); -} -} - -#endif diff --git a/include/llvm/System/IncludeFile.h b/include/llvm/System/IncludeFile.h deleted file mode 100644 index 3268ea2..0000000 --- a/include/llvm/System/IncludeFile.h +++ /dev/null @@ -1,79 +0,0 @@ -//===- llvm/System/IncludeFile.h - Ensure Linking Of Library ---*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file defines the FORCE_DEFINING_FILE_TO_BE_LINKED and DEFINE_FILE_FOR -// macros. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_INCLUDEFILE_H -#define LLVM_SYSTEM_INCLUDEFILE_H - -/// This macro is the public interface that IncludeFile.h exports. This gives -/// us the option to implement the "link the definition" capability in any -/// manner that we choose. All header files that depend on a specific .cpp -/// file being linked at run time should use this macro instead of the -/// IncludeFile class directly. -/// -/// For example, foo.h would use:<br/> -/// <tt>FORCE_DEFINING_FILE_TO_BE_LINKED(foo)</tt><br/> -/// -/// And, foo.cp would use:<br/> -/// <tt>DEFINING_FILE_FOR(foo)</tt><br/> -#ifdef __GNUC__ -// If the `used' attribute is available, use it to create a variable -// with an initializer that will force the linking of the defining file. -#define FORCE_DEFINING_FILE_TO_BE_LINKED(name) \ - namespace llvm { \ - extern const char name ## LinkVar; \ - __attribute__((used)) static const char *const name ## LinkObj = \ - &name ## LinkVar; \ - } -#else -// Otherwise use a constructor call. -#define FORCE_DEFINING_FILE_TO_BE_LINKED(name) \ - namespace llvm { \ - extern const char name ## LinkVar; \ - static const IncludeFile name ## LinkObj ( &name ## LinkVar ); \ - } -#endif - -/// This macro is the counterpart to FORCE_DEFINING_FILE_TO_BE_LINKED. It should -/// be used in a .cpp file to define the name referenced in a header file that -/// will cause linkage of the .cpp file. It should only be used at extern level. -#define DEFINING_FILE_FOR(name) \ - namespace llvm { const char name ## LinkVar = 0; } - -namespace llvm { - -/// This class is used in the implementation of FORCE_DEFINING_FILE_TO_BE_LINKED -/// macro to make sure that the implementation of a header file is included -/// into a tool that uses the header. This is solely -/// to overcome problems linking .a files and not getting the implementation -/// of compilation units we need. This is commonly an issue with the various -/// Passes but also occurs elsewhere in LLVM. We like to use .a files because -/// they link faster and provide the smallest executables. However, sometimes -/// those executables are too small, if the program doesn't reference something -/// that might be needed, especially by a loaded share object. This little class -/// helps to resolve that problem. The basic strategy is to use this class in -/// a header file and pass the address of a variable to the constructor. If the -/// variable is defined in the header file's corresponding .cpp file then all -/// tools/libraries that \#include the header file will require the .cpp as -/// well. -/// For example:<br/> -/// <tt>extern int LinkMyCodeStub;</tt><br/> -/// <tt>static IncludeFile LinkMyModule(&LinkMyCodeStub);</tt><br/> -/// @brief Class to ensure linking of corresponding object file. -struct IncludeFile { - explicit IncludeFile(const void *); -}; - -} - -#endif diff --git a/include/llvm/System/LICENSE.TXT b/include/llvm/System/LICENSE.TXT deleted file mode 100644 index f569da2..0000000 --- a/include/llvm/System/LICENSE.TXT +++ /dev/null @@ -1,6 +0,0 @@ -LLVM System Interface Library -------------------------------------------------------------------------------- -The LLVM System Interface Library is licensed under the Illinois Open Source -License and has the following additional copyright: - -Copyright (C) 2004 eXtensible Systems, Inc. diff --git a/include/llvm/System/Memory.h b/include/llvm/System/Memory.h deleted file mode 100644 index 2dd36e8..0000000 --- a/include/llvm/System/Memory.h +++ /dev/null @@ -1,96 +0,0 @@ -//===- llvm/System/Memory.h - Memory Support --------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the llvm::sys::Memory class. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_MEMORY_H -#define LLVM_SYSTEM_MEMORY_H - -#include "llvm/System/DataTypes.h" -#include <string> - -namespace llvm { -namespace sys { - - /// This class encapsulates the notion of a memory block which has an address - /// and a size. It is used by the Memory class (a friend) as the result of - /// various memory allocation operations. - /// @see Memory - /// @brief Memory block abstraction. - class MemoryBlock { - public: - MemoryBlock() : Address(0), Size(0) { } - MemoryBlock(void *addr, size_t size) : Address(addr), Size(size) { } - void *base() const { return Address; } - size_t size() const { return Size; } - private: - void *Address; ///< Address of first byte of memory area - size_t Size; ///< Size, in bytes of the memory area - friend class Memory; - }; - - /// This class provides various memory handling functions that manipulate - /// MemoryBlock instances. - /// @since 1.4 - /// @brief An abstraction for memory operations. - class Memory { - public: - /// This method allocates a block of Read/Write/Execute memory that is - /// suitable for executing dynamically generated code (e.g. JIT). An - /// attempt to allocate \p NumBytes bytes of virtual memory is made. - /// \p NearBlock may point to an existing allocation in which case - /// an attempt is made to allocate more memory near the existing block. - /// - /// On success, this returns a non-null memory block, otherwise it returns - /// a null memory block and fills in *ErrMsg. - /// - /// @brief Allocate Read/Write/Execute memory. - static MemoryBlock AllocateRWX(size_t NumBytes, - const MemoryBlock *NearBlock, - std::string *ErrMsg = 0); - - /// This method releases a block of Read/Write/Execute memory that was - /// allocated with the AllocateRWX method. It should not be used to - /// release any memory block allocated any other way. - /// - /// On success, this returns false, otherwise it returns true and fills - /// in *ErrMsg. - /// @brief Release Read/Write/Execute memory. - static bool ReleaseRWX(MemoryBlock &block, std::string *ErrMsg = 0); - - - /// InvalidateInstructionCache - Before the JIT can run a block of code - /// that has been emitted it must invalidate the instruction cache on some - /// platforms. - static void InvalidateInstructionCache(const void *Addr, size_t Len); - - /// setExecutable - Before the JIT can run a block of code, it has to be - /// given read and executable privilege. Return true if it is already r-x - /// or the system is able to change its previlege. - static bool setExecutable (MemoryBlock &M, std::string *ErrMsg = 0); - - /// setWritable - When adding to a block of code, the JIT may need - /// to mark a block of code as RW since the protections are on page - /// boundaries, and the JIT internal allocations are not page aligned. - static bool setWritable (MemoryBlock &M, std::string *ErrMsg = 0); - - /// setRangeExecutable - Mark the page containing a range of addresses - /// as executable. - static bool setRangeExecutable(const void *Addr, size_t Size); - - /// setRangeWritable - Mark the page containing a range of addresses - /// as writable. - static bool setRangeWritable(const void *Addr, size_t Size); - }; -} -} - -#endif diff --git a/include/llvm/System/Mutex.h b/include/llvm/System/Mutex.h deleted file mode 100644 index 71d1006..0000000 --- a/include/llvm/System/Mutex.h +++ /dev/null @@ -1,154 +0,0 @@ -//===- llvm/System/Mutex.h - Mutex Operating System Concept -----*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the llvm::sys::Mutex class. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_MUTEX_H -#define LLVM_SYSTEM_MUTEX_H - -#include "llvm/System/Threading.h" -#include <cassert> - -namespace llvm -{ - namespace sys - { - /// @brief Platform agnostic Mutex class. - class MutexImpl - { - /// @name Constructors - /// @{ - public: - - /// Initializes the lock but doesn't acquire it. if \p recursive is set - /// to false, the lock will not be recursive which makes it cheaper but - /// also more likely to deadlock (same thread can't acquire more than - /// once). - /// @brief Default Constructor. - explicit MutexImpl(bool recursive = true); - - /// Releases and removes the lock - /// @brief Destructor - ~MutexImpl(); - - /// @} - /// @name Methods - /// @{ - public: - - /// Attempts to unconditionally acquire the lock. If the lock is held by - /// another thread, this method will wait until it can acquire the lock. - /// @returns false if any kind of error occurs, true otherwise. - /// @brief Unconditionally acquire the lock. - bool acquire(); - - /// Attempts to release the lock. If the lock is held by the current - /// thread, the lock is released allowing other threads to acquire the - /// lock. - /// @returns false if any kind of error occurs, true otherwise. - /// @brief Unconditionally release the lock. - bool release(); - - /// Attempts to acquire the lock without blocking. If the lock is not - /// available, this function returns false quickly (without blocking). If - /// the lock is available, it is acquired. - /// @returns false if any kind of error occurs or the lock is not - /// available, true otherwise. - /// @brief Try to acquire the lock. - bool tryacquire(); - - //@} - /// @name Platform Dependent Data - /// @{ - private: - void* data_; ///< We don't know what the data will be - - /// @} - /// @name Do Not Implement - /// @{ - private: - MutexImpl(const MutexImpl & original); - void operator=(const MutexImpl &); - /// @} - }; - - - /// SmartMutex - A mutex with a compile time constant parameter that - /// indicates whether this mutex should become a no-op when we're not - /// running in multithreaded mode. - template<bool mt_only> - class SmartMutex : public MutexImpl { - unsigned acquired; - bool recursive; - public: - explicit SmartMutex(bool rec = true) : - MutexImpl(rec), acquired(0), recursive(rec) { } - - bool acquire() { - if (!mt_only || llvm_is_multithreaded()) { - return MutexImpl::acquire(); - } else { - // Single-threaded debugging code. This would be racy in - // multithreaded mode, but provides not sanity checks in single - // threaded mode. - assert((recursive || acquired == 0) && "Lock already acquired!!"); - ++acquired; - return true; - } - } - - bool release() { - if (!mt_only || llvm_is_multithreaded()) { - return MutexImpl::release(); - } else { - // Single-threaded debugging code. This would be racy in - // multithreaded mode, but provides not sanity checks in single - // threaded mode. - assert(((recursive && acquired) || (acquired == 1)) && - "Lock not acquired before release!"); - --acquired; - return true; - } - } - - bool tryacquire() { - if (!mt_only || llvm_is_multithreaded()) - return MutexImpl::tryacquire(); - else return true; - } - - private: - SmartMutex(const SmartMutex<mt_only> & original); - void operator=(const SmartMutex<mt_only> &); - }; - - /// Mutex - A standard, always enforced mutex. - typedef SmartMutex<false> Mutex; - - template<bool mt_only> - class SmartScopedLock { - SmartMutex<mt_only>& mtx; - - public: - SmartScopedLock(SmartMutex<mt_only>& m) : mtx(m) { - mtx.acquire(); - } - - ~SmartScopedLock() { - mtx.release(); - } - }; - - typedef SmartScopedLock<false> ScopedLock; - } -} - -#endif diff --git a/include/llvm/System/Path.h b/include/llvm/System/Path.h deleted file mode 100644 index f0a5450..0000000 --- a/include/llvm/System/Path.h +++ /dev/null @@ -1,738 +0,0 @@ -//===- llvm/System/Path.h - Path Operating System Concept -------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the llvm::sys::Path class. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_PATH_H -#define LLVM_SYSTEM_PATH_H - -#include "llvm/ADT/StringRef.h" -#include "llvm/System/TimeValue.h" -#include <set> -#include <string> -#include <vector> - -namespace llvm { -namespace sys { - - /// This structure provides basic file system information about a file. It - /// is patterned after the stat(2) Unix operating system call but made - /// platform independent and eliminates many of the unix-specific fields. - /// However, to support llvm-ar, the mode, user, and group fields are - /// retained. These pertain to unix security and may not have a meaningful - /// value on non-Unix platforms. However, the other fields should - /// always be applicable on all platforms. The structure is filled in by - /// the PathWithStatus class. - /// @brief File status structure - class FileStatus { - public: - uint64_t fileSize; ///< Size of the file in bytes - TimeValue modTime; ///< Time of file's modification - uint32_t mode; ///< Mode of the file, if applicable - uint32_t user; ///< User ID of owner, if applicable - uint32_t group; ///< Group ID of owner, if applicable - uint64_t uniqueID; ///< A number to uniquely ID this file - bool isDir : 1; ///< True if this is a directory. - bool isFile : 1; ///< True if this is a file. - - FileStatus() : fileSize(0), modTime(0,0), mode(0777), user(999), - group(999), uniqueID(0), isDir(false), isFile(false) { } - - TimeValue getTimestamp() const { return modTime; } - uint64_t getSize() const { return fileSize; } - uint32_t getMode() const { return mode; } - uint32_t getUser() const { return user; } - uint32_t getGroup() const { return group; } - uint64_t getUniqueID() const { return uniqueID; } - }; - - /// This class provides an abstraction for the path to a file or directory - /// in the operating system's filesystem and provides various basic operations - /// on it. Note that this class only represents the name of a path to a file - /// or directory which may or may not be valid for a given machine's file - /// system. The class is patterned after the java.io.File class with various - /// extensions and several omissions (not relevant to LLVM). A Path object - /// ensures that the path it encapsulates is syntactically valid for the - /// operating system it is running on but does not ensure correctness for - /// any particular file system. That is, a syntactically valid path might - /// specify path components that do not exist in the file system and using - /// such a Path to act on the file system could produce errors. There is one - /// invalid Path value which is permitted: the empty path. The class should - /// never allow a syntactically invalid non-empty path name to be assigned. - /// Empty paths are required in order to indicate an error result in some - /// situations. If the path is empty, the isValid operation will return - /// false. All operations will fail if isValid is false. Operations that - /// change the path will either return false if it would cause a syntactically - /// invalid path name (in which case the Path object is left unchanged) or - /// throw an std::string exception indicating the error. The methods are - /// grouped into four basic categories: Path Accessors (provide information - /// about the path without accessing disk), Disk Accessors (provide - /// information about the underlying file or directory), Path Mutators - /// (change the path information, not the disk), and Disk Mutators (change - /// the disk file/directory referenced by the path). The Disk Mutator methods - /// all have the word "disk" embedded in their method name to reinforce the - /// notion that the operation modifies the file system. - /// @since 1.4 - /// @brief An abstraction for operating system paths. - class Path { - /// @name Constructors - /// @{ - public: - /// Construct a path to the root directory of the file system. The root - /// directory is a top level directory above which there are no more - /// directories. For example, on UNIX, the root directory is /. On Windows - /// it is file:///. Other operating systems may have different notions of - /// what the root directory is or none at all. In that case, a consistent - /// default root directory will be used. - static Path GetRootDirectory(); - - /// Construct a path to a unique temporary directory that is created in - /// a "standard" place for the operating system. The directory is - /// guaranteed to be created on exit from this function. If the directory - /// cannot be created, the function will throw an exception. - /// @returns an invalid path (empty) on error - /// @param ErrMsg Optional place for an error message if an error occurs - /// @brief Constrct a path to an new, unique, existing temporary - /// directory. - static Path GetTemporaryDirectory(std::string* ErrMsg = 0); - - /// Construct a vector of sys::Path that contains the "standard" system - /// library paths suitable for linking into programs. - /// @brief Construct a path to the system library directory - static void GetSystemLibraryPaths(std::vector<sys::Path>& Paths); - - /// Construct a vector of sys::Path that contains the "standard" bitcode - /// library paths suitable for linking into an llvm program. This function - /// *must* return the value of LLVM_LIB_SEARCH_PATH as well as the value - /// of LLVM_LIBDIR. It also must provide the System library paths as - /// returned by GetSystemLibraryPaths. - /// @see GetSystemLibraryPaths - /// @brief Construct a list of directories in which bitcode could be - /// found. - static void GetBitcodeLibraryPaths(std::vector<sys::Path>& Paths); - - /// Find the path to a library using its short name. Use the system - /// dependent library paths to locate the library. - /// @brief Find a library. - static Path FindLibrary(std::string& short_name); - - /// Construct a path to the default LLVM configuration directory. The - /// implementation must ensure that this is a well-known (same on many - /// systems) directory in which llvm configuration files exist. For - /// example, on Unix, the /etc/llvm directory has been selected. - /// @brief Construct a path to the default LLVM configuration directory - static Path GetLLVMDefaultConfigDir(); - - /// Construct a path to the LLVM installed configuration directory. The - /// implementation must ensure that this refers to the "etc" directory of - /// the LLVM installation. This is the location where configuration files - /// will be located for a particular installation of LLVM on a machine. - /// @brief Construct a path to the LLVM installed configuration directory - static Path GetLLVMConfigDir(); - - /// Construct a path to the current user's home directory. The - /// implementation must use an operating system specific mechanism for - /// determining the user's home directory. For example, the environment - /// variable "HOME" could be used on Unix. If a given operating system - /// does not have the concept of a user's home directory, this static - /// constructor must provide the same result as GetRootDirectory. - /// @brief Construct a path to the current user's "home" directory - static Path GetUserHomeDirectory(); - - /// Construct a path to the current directory for the current process. - /// @returns The current working directory. - /// @brief Returns the current working directory. - static Path GetCurrentDirectory(); - - /// Return the suffix commonly used on file names that contain an - /// executable. - /// @returns The executable file suffix for the current platform. - /// @brief Return the executable file suffix. - static StringRef GetEXESuffix(); - - /// Return the suffix commonly used on file names that contain a shared - /// object, shared archive, or dynamic link library. Such files are - /// linked at runtime into a process and their code images are shared - /// between processes. - /// @returns The dynamic link library suffix for the current platform. - /// @brief Return the dynamic link library suffix. - static StringRef GetDLLSuffix(); - - /// GetMainExecutable - Return the path to the main executable, given the - /// value of argv[0] from program startup and the address of main itself. - /// In extremis, this function may fail and return an empty path. - static Path GetMainExecutable(const char *argv0, void *MainAddr); - - /// This is one of the very few ways in which a path can be constructed - /// with a syntactically invalid name. The only *legal* invalid name is an - /// empty one. Other invalid names are not permitted. Empty paths are - /// provided so that they can be used to indicate null or error results in - /// other lib/System functionality. - /// @brief Construct an empty (and invalid) path. - Path() : path() {} - Path(const Path &that) : path(that.path) {} - - /// This constructor will accept a char* or std::string as a path. No - /// checking is done on this path to determine if it is valid. To - /// determine validity of the path, use the isValid method. - /// @param p The path to assign. - /// @brief Construct a Path from a string. - explicit Path(StringRef p); - - /// This constructor will accept a character range as a path. No checking - /// is done on this path to determine if it is valid. To determine - /// validity of the path, use the isValid method. - /// @param StrStart A pointer to the first character of the path name - /// @param StrLen The length of the path name at StrStart - /// @brief Construct a Path from a string. - Path(const char *StrStart, unsigned StrLen); - - /// @} - /// @name Operators - /// @{ - public: - /// Makes a copy of \p that to \p this. - /// @returns \p this - /// @brief Assignment Operator - Path &operator=(const Path &that) { - path = that.path; - return *this; - } - - /// Makes a copy of \p that to \p this. - /// @param that A StringRef denoting the path - /// @returns \p this - /// @brief Assignment Operator - Path &operator=(StringRef that); - - /// Compares \p this Path with \p that Path for equality. - /// @returns true if \p this and \p that refer to the same thing. - /// @brief Equality Operator - bool operator==(const Path &that) const; - - /// Compares \p this Path with \p that Path for inequality. - /// @returns true if \p this and \p that refer to different things. - /// @brief Inequality Operator - bool operator!=(const Path &that) const { return !(*this == that); } - - /// Determines if \p this Path is less than \p that Path. This is required - /// so that Path objects can be placed into ordered collections (e.g. - /// std::map). The comparison is done lexicographically as defined by - /// the std::string::compare method. - /// @returns true if \p this path is lexicographically less than \p that. - /// @brief Less Than Operator - bool operator<(const Path& that) const; - - /// @} - /// @name Path Accessors - /// @{ - public: - /// This function will use an operating system specific algorithm to - /// determine if the current value of \p this is a syntactically valid - /// path name for the operating system. The path name does not need to - /// exist, validity is simply syntactical. Empty paths are always invalid. - /// @returns true iff the path name is syntactically legal for the - /// host operating system. - /// @brief Determine if a path is syntactically valid or not. - bool isValid() const; - - /// This function determines if the contents of the path name are empty. - /// That is, the path name has a zero length. This does NOT determine if - /// if the file is empty. To get the length of the file itself, Use the - /// PathWithStatus::getFileStatus() method and then the getSize() method - /// on the returned FileStatus object. - /// @returns true iff the path is empty. - /// @brief Determines if the path name is empty (invalid). - bool isEmpty() const { return path.empty(); } - - /// This function returns the last component of the path name. The last - /// component is the file or directory name occuring after the last - /// directory separator. If no directory separator is present, the entire - /// path name is returned (i.e. same as toString). - /// @returns StringRef containing the last component of the path name. - /// @brief Returns the last component of the path name. - StringRef getLast() const; - - /// This function strips off the path and suffix of the file or directory - /// name and returns just the basename. For example /a/foo.bar would cause - /// this function to return "foo". - /// @returns StringRef containing the basename of the path - /// @brief Get the base name of the path - StringRef getBasename() const; - - /// This function strips off the suffix of the path beginning with the - /// path separator ('/' on Unix, '\' on Windows) and returns the result. - StringRef getDirname() const; - - /// This function strips off the path and basename(up to and - /// including the last dot) of the file or directory name and - /// returns just the suffix. For example /a/foo.bar would cause - /// this function to return "bar". - /// @returns StringRef containing the suffix of the path - /// @brief Get the suffix of the path - StringRef getSuffix() const; - - /// Obtain a 'C' string for the path name. - /// @returns a 'C' string containing the path name. - /// @brief Returns the path as a C string. - const char *c_str() const { return path.c_str(); } - const std::string &str() const { return path; } - - - /// size - Return the length in bytes of this path name. - size_t size() const { return path.size(); } - - /// empty - Returns true if the path is empty. - unsigned empty() const { return path.empty(); } - - /// @} - /// @name Disk Accessors - /// @{ - public: - /// This function determines if the path name is absolute, as opposed to - /// relative. - /// @brief Determine if the path is absolute. - bool isAbsolute() const; - - /// This function determines if the path name is absolute, as opposed to - /// relative. - /// @brief Determine if the path is absolute. - static bool isAbsolute(const char *NameStart, unsigned NameLen); - - /// This function opens the file associated with the path name provided by - /// the Path object and reads its magic number. If the magic number at the - /// start of the file matches \p magic, true is returned. In all other - /// cases (file not found, file not accessible, etc.) it returns false. - /// @returns true if the magic number of the file matches \p magic. - /// @brief Determine if file has a specific magic number - bool hasMagicNumber(StringRef magic) const; - - /// This function retrieves the first \p len bytes of the file associated - /// with \p this. These bytes are returned as the "magic number" in the - /// \p Magic parameter. - /// @returns true if the Path is a file and the magic number is retrieved, - /// false otherwise. - /// @brief Get the file's magic number. - bool getMagicNumber(std::string& Magic, unsigned len) const; - - /// This function determines if the path name in the object references an - /// archive file by looking at its magic number. - /// @returns true if the file starts with the magic number for an archive - /// file. - /// @brief Determine if the path references an archive file. - bool isArchive() const; - - /// This function determines if the path name in the object references an - /// LLVM Bitcode file by looking at its magic number. - /// @returns true if the file starts with the magic number for LLVM - /// bitcode files. - /// @brief Determine if the path references a bitcode file. - bool isBitcodeFile() const; - - /// This function determines if the path name in the object references a - /// native Dynamic Library (shared library, shared object) by looking at - /// the file's magic number. The Path object must reference a file, not a - /// directory. - /// @returns true if the file starts with the magic number for a native - /// shared library. - /// @brief Determine if the path references a dynamic library. - bool isDynamicLibrary() const; - - /// This function determines if the path name in the object references a - /// native object file by looking at it's magic number. The term object - /// file is defined as "an organized collection of separate, named - /// sequences of binary data." This covers the obvious file formats such - /// as COFF and ELF, but it also includes llvm ir bitcode, archives, - /// libraries, etc... - /// @returns true if the file starts with the magic number for an object - /// file. - /// @brief Determine if the path references an object file. - bool isObjectFile() const; - - /// This function determines if the path name references an existing file - /// or directory in the file system. - /// @returns true if the pathname references an existing file or - /// directory. - /// @brief Determines if the path is a file or directory in - /// the file system. - bool exists() const; - - /// This function determines if the path name references an - /// existing directory. - /// @returns true if the pathname references an existing directory. - /// @brief Determines if the path is a directory in the file system. - bool isDirectory() const; - - /// This function determines if the path name references an - /// existing symbolic link. - /// @returns true if the pathname references an existing symlink. - /// @brief Determines if the path is a symlink in the file system. - bool isSymLink() const; - - /// This function determines if the path name references a readable file - /// or directory in the file system. This function checks for - /// the existence and readability (by the current program) of the file - /// or directory. - /// @returns true if the pathname references a readable file. - /// @brief Determines if the path is a readable file or directory - /// in the file system. - bool canRead() const; - - /// This function determines if the path name references a writable file - /// or directory in the file system. This function checks for the - /// existence and writability (by the current program) of the file or - /// directory. - /// @returns true if the pathname references a writable file. - /// @brief Determines if the path is a writable file or directory - /// in the file system. - bool canWrite() const; - - /// This function checks that what we're trying to work only on a regular - /// file. Check for things like /dev/null, any block special file, or - /// other things that aren't "regular" regular files. - /// @returns true if the file is S_ISREG. - /// @brief Determines if the file is a regular file - bool isRegularFile() const; - - /// This function determines if the path name references an executable - /// file in the file system. This function checks for the existence and - /// executability (by the current program) of the file. - /// @returns true if the pathname references an executable file. - /// @brief Determines if the path is an executable file in the file - /// system. - bool canExecute() const; - - /// This function builds a list of paths that are the names of the - /// files and directories in a directory. - /// @returns true if an error occurs, true otherwise - /// @brief Build a list of directory's contents. - bool getDirectoryContents( - std::set<Path> &paths, ///< The resulting list of file & directory names - std::string* ErrMsg ///< Optional place to return an error message. - ) const; - - /// @} - /// @name Path Mutators - /// @{ - public: - /// The path name is cleared and becomes empty. This is an invalid - /// path name but is the *only* invalid path name. This is provided - /// so that path objects can be used to indicate the lack of a - /// valid path being found. - /// @brief Make the path empty. - void clear() { path.clear(); } - - /// This method sets the Path object to \p unverified_path. This can fail - /// if the \p unverified_path does not pass the syntactic checks of the - /// isValid() method. If verification fails, the Path object remains - /// unchanged and false is returned. Otherwise true is returned and the - /// Path object takes on the path value of \p unverified_path - /// @returns true if the path was set, false otherwise. - /// @param unverified_path The path to be set in Path object. - /// @brief Set a full path from a StringRef - bool set(StringRef unverified_path); - - /// One path component is removed from the Path. If only one component is - /// present in the path, the Path object becomes empty. If the Path object - /// is empty, no change is made. - /// @returns false if the path component could not be removed. - /// @brief Removes the last directory component of the Path. - bool eraseComponent(); - - /// The \p component is added to the end of the Path if it is a legal - /// name for the operating system. A directory separator will be added if - /// needed. - /// @returns false if the path component could not be added. - /// @brief Appends one path component to the Path. - bool appendComponent(StringRef component); - - /// A period and the \p suffix are appended to the end of the pathname. - /// The precondition for this function is that the Path reference a file - /// name (i.e. isFile() returns true). If the Path is not a file, no - /// action is taken and the function returns false. If the path would - /// become invalid for the host operating system, false is returned. When - /// the \p suffix is empty, no action is performed. - /// @returns false if the suffix could not be added, true if it was. - /// @brief Adds a period and the \p suffix to the end of the pathname. - bool appendSuffix(StringRef suffix); - - /// The suffix of the filename is erased. The suffix begins with and - /// includes the last . character in the filename after the last directory - /// separator and extends until the end of the name. If no . character is - /// after the last directory separator, then the file name is left - /// unchanged (i.e. it was already without a suffix) but the function - /// returns false. - /// @returns false if there was no suffix to remove, true otherwise. - /// @brief Remove the suffix from a path name. - bool eraseSuffix(); - - /// The current Path name is made unique in the file system. Upon return, - /// the Path will have been changed to make a unique file in the file - /// system or it will not have been changed if the current path name is - /// already unique. - /// @throws std::string if an unrecoverable error occurs. - /// @brief Make the current path name unique in the file system. - bool makeUnique( bool reuse_current /*= true*/, std::string* ErrMsg ); - - /// The current Path name is made absolute by prepending the - /// current working directory if necessary. - void makeAbsolute(); - - /// @} - /// @name Disk Mutators - /// @{ - public: - /// This method attempts to make the file referenced by the Path object - /// available for reading so that the canRead() method will return true. - /// @brief Make the file readable; - bool makeReadableOnDisk(std::string* ErrMsg = 0); - - /// This method attempts to make the file referenced by the Path object - /// available for writing so that the canWrite() method will return true. - /// @brief Make the file writable; - bool makeWriteableOnDisk(std::string* ErrMsg = 0); - - /// This method attempts to make the file referenced by the Path object - /// available for execution so that the canExecute() method will return - /// true. - /// @brief Make the file readable; - bool makeExecutableOnDisk(std::string* ErrMsg = 0); - - /// This method allows the last modified time stamp and permission bits - /// to be set on the disk object referenced by the Path. - /// @throws std::string if an error occurs. - /// @returns true on error. - /// @brief Set the status information. - bool setStatusInfoOnDisk(const FileStatus &SI, - std::string *ErrStr = 0) const; - - /// This method attempts to create a directory in the file system with the - /// same name as the Path object. The \p create_parents parameter controls - /// whether intermediate directories are created or not. if \p - /// create_parents is true, then an attempt will be made to create all - /// intermediate directories, as needed. If \p create_parents is false, - /// then only the final directory component of the Path name will be - /// created. The created directory will have no entries. - /// @returns true if the directory could not be created, false otherwise - /// @brief Create the directory this Path refers to. - bool createDirectoryOnDisk( - bool create_parents = false, ///< Determines whether non-existent - ///< directory components other than the last one (the "parents") - ///< are created or not. - std::string* ErrMsg = 0 ///< Optional place to put error messages. - ); - - /// This method attempts to create a file in the file system with the same - /// name as the Path object. The intermediate directories must all exist - /// at the time this method is called. Use createDirectoriesOnDisk to - /// accomplish that. The created file will be empty upon return from this - /// function. - /// @returns true if the file could not be created, false otherwise. - /// @brief Create the file this Path refers to. - bool createFileOnDisk( - std::string* ErrMsg = 0 ///< Optional place to put error messages. - ); - - /// This is like createFile except that it creates a temporary file. A - /// unique temporary file name is generated based on the contents of - /// \p this before the call. The new name is assigned to \p this and the - /// file is created. Note that this will both change the Path object - /// *and* create the corresponding file. This function will ensure that - /// the newly generated temporary file name is unique in the file system. - /// @returns true if the file couldn't be created, false otherwise. - /// @brief Create a unique temporary file - bool createTemporaryFileOnDisk( - bool reuse_current = false, ///< When set to true, this parameter - ///< indicates that if the current file name does not exist then - ///< it will be used without modification. - std::string* ErrMsg = 0 ///< Optional place to put error messages - ); - - /// This method renames the file referenced by \p this as \p newName. The - /// file referenced by \p this must exist. The file referenced by - /// \p newName does not need to exist. - /// @returns true on error, false otherwise - /// @brief Rename one file as another. - bool renamePathOnDisk(const Path& newName, std::string* ErrMsg); - - /// This method attempts to destroy the file or directory named by the - /// last component of the Path. If the Path refers to a directory and the - /// \p destroy_contents is false, an attempt will be made to remove just - /// the directory (the final Path component). If \p destroy_contents is - /// true, an attempt will be made to remove the entire contents of the - /// directory, recursively. If the Path refers to a file, the - /// \p destroy_contents parameter is ignored. - /// @param destroy_contents Indicates whether the contents of a destroyed - /// @param Err An optional string to receive an error message. - /// directory should also be destroyed (recursively). - /// @returns false if the file/directory was destroyed, true on error. - /// @brief Removes the file or directory from the filesystem. - bool eraseFromDisk(bool destroy_contents = false, - std::string *Err = 0) const; - - - /// MapInFilePages - This is a low level system API to map in the file - /// that is currently opened as FD into the current processes' address - /// space for read only access. This function may return null on failure - /// or if the system cannot provide the following constraints: - /// 1) The pages must be valid after the FD is closed, until - /// UnMapFilePages is called. - /// 2) Any padding after the end of the file must be zero filled, if - /// present. - /// 3) The pages must be contiguous. - /// - /// This API is not intended for general use, clients should use - /// MemoryBuffer::getFile instead. - static const char *MapInFilePages(int FD, uint64_t FileSize); - - /// UnMapFilePages - Free pages mapped into the current process by - /// MapInFilePages. - /// - /// This API is not intended for general use, clients should use - /// MemoryBuffer::getFile instead. - static void UnMapFilePages(const char *Base, uint64_t FileSize); - - /// @} - /// @name Data - /// @{ - protected: - // Our win32 implementation relies on this string being mutable. - mutable std::string path; ///< Storage for the path name. - - - /// @} - }; - - /// This class is identical to Path class except it allows you to obtain the - /// file status of the Path as well. The reason for the distinction is one of - /// efficiency. First, the file status requires additional space and the space - /// is incorporated directly into PathWithStatus without an additional malloc. - /// Second, obtaining status information is an expensive operation on most - /// operating systems so we want to be careful and explicity about where we - /// allow this operation in LLVM. - /// @brief Path with file status class. - class PathWithStatus : public Path { - /// @name Constructors - /// @{ - public: - /// @brief Default constructor - PathWithStatus() : Path(), status(), fsIsValid(false) {} - - /// @brief Copy constructor - PathWithStatus(const PathWithStatus &that) - : Path(static_cast<const Path&>(that)), status(that.status), - fsIsValid(that.fsIsValid) {} - - /// This constructor allows construction from a Path object - /// @brief Path constructor - PathWithStatus(const Path &other) - : Path(other), status(), fsIsValid(false) {} - - /// This constructor will accept a char* or std::string as a path. No - /// checking is done on this path to determine if it is valid. To - /// determine validity of the path, use the isValid method. - /// @brief Construct a Path from a string. - explicit PathWithStatus( - StringRef p ///< The path to assign. - ) : Path(p), status(), fsIsValid(false) {} - - /// This constructor will accept a character range as a path. No checking - /// is done on this path to determine if it is valid. To determine - /// validity of the path, use the isValid method. - /// @brief Construct a Path from a string. - explicit PathWithStatus( - const char *StrStart, ///< Pointer to the first character of the path - unsigned StrLen ///< Length of the path. - ) : Path(StrStart, StrLen), status(), fsIsValid(false) {} - - /// Makes a copy of \p that to \p this. - /// @returns \p this - /// @brief Assignment Operator - PathWithStatus &operator=(const PathWithStatus &that) { - static_cast<Path&>(*this) = static_cast<const Path&>(that); - status = that.status; - fsIsValid = that.fsIsValid; - return *this; - } - - /// Makes a copy of \p that to \p this. - /// @returns \p this - /// @brief Assignment Operator - PathWithStatus &operator=(const Path &that) { - static_cast<Path&>(*this) = static_cast<const Path&>(that); - fsIsValid = false; - return *this; - } - - /// @} - /// @name Methods - /// @{ - public: - /// This function returns status information about the file. The type of - /// path (file or directory) is updated to reflect the actual contents - /// of the file system. - /// @returns 0 on failure, with Error explaining why (if non-zero) - /// @returns a pointer to a FileStatus structure on success. - /// @brief Get file status. - const FileStatus *getFileStatus( - bool forceUpdate = false, ///< Force an update from the file system - std::string *Error = 0 ///< Optional place to return an error msg. - ) const; - - /// @} - /// @name Data - /// @{ - private: - mutable FileStatus status; ///< Status information. - mutable bool fsIsValid; ///< Whether we've obtained it or not - - /// @} - }; - - /// This enumeration delineates the kinds of files that LLVM knows about. - enum LLVMFileType { - Unknown_FileType = 0, ///< Unrecognized file - Bitcode_FileType, ///< Bitcode file - Archive_FileType, ///< ar style archive file - ELF_Relocatable_FileType, ///< ELF Relocatable object file - ELF_Executable_FileType, ///< ELF Executable image - ELF_SharedObject_FileType, ///< ELF dynamically linked shared lib - ELF_Core_FileType, ///< ELF core image - Mach_O_Object_FileType, ///< Mach-O Object file - Mach_O_Executable_FileType, ///< Mach-O Executable - Mach_O_FixedVirtualMemorySharedLib_FileType, ///< Mach-O Shared Lib, FVM - Mach_O_Core_FileType, ///< Mach-O Core File - Mach_O_PreloadExecutable_FileType, ///< Mach-O Preloaded Executable - Mach_O_DynamicallyLinkedSharedLib_FileType, ///< Mach-O dynlinked shared lib - Mach_O_DynamicLinker_FileType, ///< The Mach-O dynamic linker - Mach_O_Bundle_FileType, ///< Mach-O Bundle file - Mach_O_DynamicallyLinkedSharedLibStub_FileType, ///< Mach-O Shared lib stub - COFF_FileType ///< COFF object file or lib - }; - - /// This utility function allows any memory block to be examined in order - /// to determine its file type. - LLVMFileType IdentifyFileType(const char*magic, unsigned length); - - /// This function can be used to copy the file specified by Src to the - /// file specified by Dest. If an error occurs, Dest is removed. - /// @returns true if an error occurs, false otherwise - /// @brief Copy one file to another. - bool CopyFile(const Path& Dest, const Path& Src, std::string* ErrMsg); - - /// This is the OS-specific path separator: a colon on Unix or a semicolon - /// on Windows. - extern const char PathSeparator; -} - -} - -#endif diff --git a/include/llvm/System/PathV2.h b/include/llvm/System/PathV2.h deleted file mode 100644 index 05fc4da..0000000 --- a/include/llvm/System/PathV2.h +++ /dev/null @@ -1,979 +0,0 @@ -//===- llvm/System/PathV2.h - Path Operating System Concept -----*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the llvm::sys::path namespace. It is designed after -// TR2/boost filesystem (v3), but modified to remove exception handling and the -// path class. -// -// All functions return an error_code and their actual work via the last out -// argument. The out argument is defined if and only if errc::success is -// returned. A function may return any error code in the generic or system -// category. However, they shall be equivalent to any error conditions listed -// in each functions respective documentation if the condition applies. [ note: -// this does not guarantee that error_code will be in the set of explicitly -// listed codes, but it does guarantee that if any of the explicitly listed -// errors occur, the correct error_code will be used ]. All functions may -// return errc::not_enough_memory if there is not enough memory to complete the -// operation. -// -//===----------------------------------------------------------------------===// - -#include "llvm/ADT/SmallString.h" -#include "llvm/System/DataTypes.h" -#include "llvm/System/system_error.h" -#include <ctime> -#include <iterator> -#include <string> - -namespace llvm { - -// Forward decls. -class StringRef; -class Twine; - -namespace sys { -namespace path { - -/// @name Lexical Component Iterator -/// @{ - -/// @brief Path iterator. -/// -/// This is a bidirectional iterator that iterates over the individual -/// components in \a path. The forward traversal order is as follows: -/// * The root-name element, if present. -/// * The root-directory element, if present. -/// * Each successive filename element, if present. -/// * Dot, if one or more trailing non-root slash characters are present. -/// The backwards traversal order is the reverse of forward traversal. -/// -/// Iteration examples. Each component is separated by ',': -/// / => / -/// /foo => /,foo -/// foo/ => foo,. -/// /foo/bar => /,foo,bar -/// ../ => ..,. -/// C:\foo\bar => C:,/,foo,bar -/// -class const_iterator { - StringRef Path; //< The entire path. - StringRef Component; //< The current component. - -public: - typedef const StringRef value_type; - typedef value_type &reference; - typedef value_type *pointer; - typedef std::bidirectional_iterator_tag iterator_category; - reference operator*() const; - pointer operator->() const; - const_iterator &operator++(); // preincrement - const_iterator &operator++(int); // postincrement - const_iterator &operator--(); // predecrement - const_iterator &operator--(int); // postdecrement - bool operator==(const const_iterator &RHS) const; - bool operator!=(const const_iterator &RHS) const; - - const_iterator(); //< Default construct end iterator. - const_iterator(const StringRef &path); -}; - -/// @} -/// @name Lexical Modifiers -/// @{ - -/// @brief Make \a path an absolute path. -/// -/// Makes \a path absolute using the current directory if it is not already. An -/// empty \a path will result in the current directory. -/// -/// /absolute/path => /absolute/path -/// relative/../path => <current-directory>/path -/// -/// @param path A path that is modified to be an absolute path. -/// @returns errc::success if \a path has been made absolute, otherwise a -/// platform specific error_code. -error_code make_absolute(SmallVectorImpl<char> &path); - -/// @brief Remove the last component from \a path if it exists. -/// -/// directory/filename.cpp => directory/ -/// directory/ => directory/ -/// -/// @param path A path that is modified to not have a file component. -/// @returns errc::success if \a path's file name has been removed (or there was -/// not one to begin with), otherwise a platform specific error_code. -error_code remove_filename(SmallVectorImpl<char> &path); - -/// @brief Replace the file extension of \a path with \a extension. -/// -/// ./filename.cpp => ./filename.extension -/// ./filename => ./filename.extension -/// ./ => ? TODO: decide what semantics this has. -/// -/// @param path A path that has its extension replaced with \a extension. -/// @param extension The extension to be added. It may be empty. It may also -/// optionally start with a '.', if it does not, one will be -/// prepended. -/// @returns errc::success if \a path's extension has been replaced, otherwise a -/// platform specific error_code. -error_code replace_extension(SmallVectorImpl<char> &path, - const Twine &extension); - -/// @brief Append to path. -/// -/// /foo + bar/f => /foo/bar/f -/// /foo/ + bar/f => /foo/bar/f -/// foo + bar/f => foo/bar/f -/// -/// @param path Set to \a path + \a component. -/// @param component The component to be appended to \a path. -/// @returns errc::success if \a component has been appended to \a path, -/// otherwise a platform specific error_code. -error_code append(SmallVectorImpl<char> &path, const Twine &component); - -/// @brief Append to path. -/// -/// /foo + [bar,f] => /foo/bar/f -/// /foo/ + [bar,f] => /foo/bar/f -/// foo + [bar,f] => foo/bar/f -/// -/// @param path Set to \a path + [\a begin, \a end). -/// @param begin Start of components to append. -/// @param end One past the end of components to append. -/// @returns errc::success if [\a begin, \a end) has been appended to \a path, -/// otherwise a platform specific error_code. -error_code append(SmallVectorImpl<char> &path, - const_iterator begin, const_iterator end); - -/// @} -/// @name Transforms (or some other better name) -/// @{ - -/// Convert path to the native form. This is used to give paths to users and -/// operating system calls in the platform's normal way. For example, on Windows -/// all '/' are converted to '\'. -/// -/// @param path A path that is transformed to native format. -/// @param result Holds the result of the transformation. -/// @returns errc::success if \a path has been transformed and stored in result, -/// otherwise a platform specific error_code. -error_code native(const Twine &path, SmallVectorImpl<char> &result); - -/// @} -/// @name Lexical Observers -/// @{ - -/// @brief Get the current path. -/// -/// @param result Holds the current path on return. -/// @results errc::success if the current path has been stored in result, -/// otherwise a platform specific error_code. -error_code current_path(SmallVectorImpl<char> &result); - -// The following are purely lexical. - -/// @brief Is the current path valid? -/// -/// @param path Input path. -/// @param result Set to true if the path is valid, false if it is not. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_valid(const Twine &path, bool &result); - -/// @brief Get root name. -/// -/// //net/hello => //net -/// c:/hello => c: (on Windows, on other platforms nothing) -/// /hello => <empty> -/// -/// @param path Input path. -/// @param result Set to the root name of \a path if it has one, otherwise "". -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code root_name(const StringRef &path, StringRef &result); - -/// @brief Get root directory. -/// -/// /goo/hello => / -/// c:/hello => / -/// d/file.txt => <empty> -/// -/// @param path Input path. -/// @param result Set to the root directory of \a path if it has one, otherwise -/// "". -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code root_directory(const StringRef &path, StringRef &result); - -/// @brief Get root path. -/// -/// Equivalent to root_name + root_directory. -/// -/// @param path Input path. -/// @param result Set to the root path of \a path if it has one, otherwise "". -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code root_path(const StringRef &path, StringRef &result); - -/// @brief Get relative path. -/// -/// C:\hello\world => hello\world -/// foo/bar => foo/bar -/// /foo/bar => foo/bar -/// -/// @param path Input path. -/// @param result Set to the path starting after root_path if one exists, -/// otherwise "". -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code relative_path(const StringRef &path, StringRef &result); - -/// @brief Get parent path. -/// -/// / => <empty> -/// /foo => / -/// foo/../bar => foo/.. -/// -/// @param path Input path. -/// @param result Set to the parent path of \a path if one exists, otherwise "". -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code parent_path(const StringRef &path, StringRef &result); - -/// @brief Get filename. -/// -/// /foo.txt => foo.txt -/// . => . -/// .. => .. -/// / => / -/// -/// @param path Input path. -/// @param result Set to the filename part of \a path. This is defined as the -/// last component of \a path. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code filename(const StringRef &path, StringRef &result); - -/// @brief Get stem. -/// -/// If filename contains a dot but not solely one or two dots, result is the -/// substring of filename ending at (but not including) the last dot. Otherwise -/// it is filename. -/// -/// /foo/bar.txt => bar -/// /foo/bar => bar -/// /foo/.txt => <empty> -/// /foo/. => . -/// /foo/.. => .. -/// -/// @param path Input path. -/// @param result Set to the stem of \a path. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code stem(const StringRef &path, StringRef &result); - -/// @brief Get extension. -/// -/// If filename contains a dot but not solely one or two dots, result is the -/// substring of filename starting at (and including) the last dot, and ending -/// at the end of \a path. Otherwise "". -/// -/// /foo/bar.txt => .txt -/// /foo/bar => <empty> -/// /foo/.txt => .txt -/// -/// @param path Input path. -/// @param result Set to the extension of \a path. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code extension(const StringRef &path, StringRef &result); - -/// @brief Has root name? -/// -/// root_name != "" -/// -/// @param path Input path. -/// @param result Set to true if the path has a root name, false otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code has_root_name(const Twine &path, bool &result); - -/// @brief Has root directory? -/// -/// root_directory != "" -/// -/// @param path Input path. -/// @param result Set to true if the path has a root directory, false otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code has_root_directory(const Twine &path, bool &result); - -/// @brief Has root path? -/// -/// root_path != "" -/// -/// @param path Input path. -/// @param result Set to true if the path has a root path, false otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code has_root_path(const Twine &path, bool &result); - -/// @brief Has relative path? -/// -/// relative_path != "" -/// -/// @param path Input path. -/// @param result Set to true if the path has a relative path, false otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code has_relative_path(const Twine &path, bool &result); - -/// @brief Has parent path? -/// -/// parent_path != "" -/// -/// @param path Input path. -/// @param result Set to true if the path has a parent path, false otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code has_parent_path(const Twine &path, bool &result); - -/// @brief Has filename? -/// -/// filename != "" -/// -/// @param path Input path. -/// @param result Set to true if the path has a filename, false otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code has_filename(const Twine &path, bool &result); - -/// @brief Has stem? -/// -/// stem != "" -/// -/// @param path Input path. -/// @param result Set to true if the path has a stem, false otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code has_stem(const Twine &path, bool &result); - -/// @brief Has extension? -/// -/// extension != "" -/// -/// @param path Input path. -/// @param result Set to true if the path has a extension, false otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code has_extension(const Twine &path, bool &result); - -/// @brief Is path absolute? -/// -/// @param path Input path. -/// @param result Set to true if the path is absolute, false if it is not. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_absolute(const Twine &path, bool &result); - -/// @brief Is path relative? -/// -/// @param path Input path. -/// @param result Set to true if the path is relative, false if it is not. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_relative(const Twine &path, bool &result); -// end purely lexical. - -} // end namespace path - -namespace fs { - -/// file_type - An "enum class" enumeration for the file system's view of the -/// type. -struct file_type { - enum _ { - status_error, - file_not_found, - regular_file, - directory_file, - symlink_file, - block_file, - character_file, - fifo_file, - socket_file, - type_unknown - }; - - file_type(_ v) : v_(v) {} - explicit file_type(int v) : v_(_(v)) {} - operator int() const {return v_;} - -private: - int v_; -}; - -/// copy_option - An "enum class" enumeration of copy semantics for copy -/// operations. -struct copy_option { - enum _ { - fail_if_exists, - overwrite_if_exists - }; - - copy_option(_ v) : v_(v) {} - explicit copy_option(int v) : v_(_(v)) {} - operator int() const {return v_;} - -private: - int v_; -}; - -/// space_info - Self explanatory. -struct space_info { - uint64_t capacity; - uint64_t free; - uint64_t available; -}; - -/// file_status - Represents the result of a call to stat and friends. It has -/// a platform specific member to store the result. -class file_status -{ - // implementation defined status field. -public: - explicit file_status(file_type v=file_type::status_error); - - file_type type() const; - void type(file_type v); -}; - -/// @} -/// @name Physical Operators -/// @{ - -/// @brief Copy the file at \a from to the path \a to. -/// -/// @param from The path to copy the file from. -/// @param to The path to copy the file to. -/// @param copt Behavior if \a to already exists. -/// @returns errc::success if the file has been successfully copied. -/// errc::file_exists if \a to already exists and \a copt == -/// copy_option::fail_if_exists. Otherwise a platform specific -/// error_code. -error_code copy_file(const Twine &from, const Twine &to, - copy_option copt = copy_option::fail_if_exists); - -/// @brief Create all the non-existent directories in path. -/// -/// @param path Directories to create. -/// @param existed Set to true if \a path already existed, false otherwise. -/// @returns errc::success if is_directory(path) and existed have been set, -/// otherwise a platform specific error_code. -error_code create_directories(const Twine &path, bool &existed); - -/// @brief Create the directory in path. -/// -/// @param path Directory to create. -/// @param existed Set to true if \a path already existed, false otherwise. -/// @returns errc::success if is_directory(path) and existed have been set, -/// otherwise a platform specific error_code. -error_code create_directory(const Twine &path, bool &existed); - -/// @brief Create a hard link from \a from to \a to. -/// -/// @param to The path to hard link to. -/// @param from The path to hard link from. This is created. -/// @returns errc::success if exists(to) && exists(from) && equivalent(to, from) -/// , otherwise a platform specific error_code. -error_code create_hard_link(const Twine &to, const Twine &from); - -/// @brief Create a symbolic link from \a from to \a to. -/// -/// @param to The path to symbolically link to. -/// @param from The path to symbolically link from. This is created. -/// @returns errc::success if exists(to) && exists(from) && is_symlink(from), -/// otherwise a platform specific error_code. -error_code create_symlink(const Twine &to, const Twine &from); - -/// @brief Remove path. Equivalent to POSIX remove(). -/// -/// @param path Input path. -/// @param existed Set to true if \a path existed, false if it did not. -/// undefined otherwise. -/// @results errc::success if path has been removed and existed has been -/// successfully set, otherwise a platform specific error_code. -error_code remove(const Twine &path, bool &existed); - -/// @brief Recursively remove all files below \a path, then \a path. Files are -/// removed as if by POSIX remove(). -/// -/// @param path Input path. -/// @param num_removed Number of files removed. -/// @results errc::success if path has been removed and num_removed has been -/// successfully set, otherwise a platform specific error_code. -error_code remove_all(const Twine &path, uint32_t &num_removed); - -/// @brief Rename \a from to \a to. Files are renamed as if by POSIX rename(). -/// -/// @param from The path to rename from. -/// @param to The path to rename to. This is created. -error_code rename(const Twine &from, const Twine &to); - -/// @brief Resize path to size. File is resized as if by POSIX truncate(). -/// -/// @param path Input path. -/// @param size Size to resize to. -/// @returns errc::success if \a path has been resized to \a size, otherwise a -/// platform specific error_code. -error_code resize_file(const Twine &path, uint64_t size); - -/// @brief Make file readable. -/// -/// @param path Input path. -/// @param value If true, make readable, else, make unreadable. -/// @results errc::success if readability has been successfully set, otherwise a -/// platform specific error_code. -error_code set_read(const Twine &path, bool value); - -/// @brief Make file writeable. -/// -/// @param path Input path. -/// @param value If true, make writeable, else, make unwriteable. -/// @results errc::success if writeability has been successfully set, otherwise -/// a platform specific error_code. -error_code set_write(const Twine &path, bool value); - -/// @brief Make file executable. -/// -/// @param path Input path. -/// @param value If true, make executable, else, make unexecutable. -/// @results errc::success if executability has been successfully set, otherwise -/// a platform specific error_code. -error_code set_execute(const Twine &path, bool value); - -/// @} -/// @name Physical Observers -/// @{ - -/// @brief Does file exist? -/// -/// @param status A file_status previously returned from stat. -/// @param result Set to true if the file represented by status exists, false if -/// it does not. Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code exists(file_status status, bool &result); - -/// @brief Does file exist? -/// -/// @param path Input path. -/// @param result Set to true if the file represented by status exists, false if -/// it does not. Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code exists(const Twine &path, bool &result); - -/// @brief Do paths represent the same thing? -/// -/// @param A Input path A. -/// @param B Input path B. -/// @param result Set to true if stat(A) and stat(B) have the same device and -/// inode (or equivalent). -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code equivalent(const Twine &A, const Twine &B, bool &result); - -/// @brief Get file size. -/// -/// @param path Input path. -/// @param result Set to the size of the file in \a path. -/// @returns errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code file_size(const Twine &path, uint64_t &result); - -/// @brief Does status represent a directory? -/// -/// @param status A file_status previously returned from stat. -/// @param result Set to true if the file represented by status is a directory, -/// false if it is not. Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_directory(file_status status, bool &result); - -/// @brief Is path a directory? -/// -/// @param path Input path. -/// @param result Set to true if \a path is a directory, false if it is not. -/// Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_directory(const Twine &path, bool &result); - -/// @brief Is path an empty file? -/// -/// @param path Input path. -/// @param result Set to true if \a path is a an empty file, false if it is not. -/// Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_empty(const Twine &path, bool &result); - -/// @brief Does status represent a regular file? -/// -/// @param status A file_status previously returned from stat. -/// @param result Set to true if the file represented by status is a regular -/// file, false if it is not. Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_regular_file(file_status status, bool &result); - -/// @brief Is path a regular file? -/// -/// @param path Input path. -/// @param result Set to true if \a path is a regular file, false if it is not. -/// Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_regular_file(const Twine &path, bool &result); - -/// @brief Does status represent something that exists but is not a directory, -/// regular file, or symlink? -/// -/// @param status A file_status previously returned from stat. -/// @param result Set to true if the file represented by status exists, but is -/// not a directory, regular file, or a symlink, false if it does -/// not. Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_other(file_status status, bool &result); - -/// @brief Is path something that exists but is not a directory, -/// regular file, or symlink? -/// -/// @param path Input path. -/// @param result Set to true if \a path exists, but is not a directory, regular -/// file, or a symlink, false if it does not. Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_other(const Twine &path, bool &result); - -/// @brief Does status represent a symlink? -/// -/// @param status A file_status previously returned from stat. -/// @param result Set to true if the file represented by status is a symlink, -/// false if it is not. Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_symlink(file_status status, bool &result); - -/// @brief Is path a symlink? -/// -/// @param path Input path. -/// @param result Set to true if \a path is a symlink, false if it is not. -/// Undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_symlink(const Twine &path, bool &result); - -/// @brief Get last write time without changing it. -/// -/// @param path Input path. -/// @param result Set to the last write time (UNIX time) of \a path if it -/// exists. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code last_write_time(const Twine &path, std::time_t &result); - -/// @brief Set last write time. -/// -/// @param path Input path. -/// @param value Time to set (UNIX time) \a path's last write time to. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code set_last_write_time(const Twine &path, std::time_t value); - -/// @brief Read a symlink's value. -/// -/// @param path Input path. -/// @param result Set to the value of the symbolic link \a path. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code read_symlink(const Twine &path, SmallVectorImpl<char> &result); - -/// @brief Get disk space usage information. -/// -/// @param path Input path. -/// @param result Set to the capacity, free, and available space on the device -/// \a path is on. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code disk_space(const Twine &path, space_info &result); - -/// @brief Get file status as if by POSIX stat(). -/// -/// @param path Input path. -/// @param result Set to the file status. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code status(const Twine &path, file_status &result); - -/// @brief Is status available? -/// -/// @param path Input path. -/// @param result Set to true if status() != status_error. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code status_known(const Twine &path, bool &result); - -/// @brief Get file status as if by POSIX lstat(). -/// -/// Does not resolve symlinks. -/// -/// @param path Input path. -/// @param result Set to the file status. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code symlink_status(const Twine &path, file_status &result); - -/// @brief Get the temporary directory. -/// -/// @param result Set to the temporary directory. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -/// @see unique_file -error_code temp_directory_path(SmallVectorImpl<char> &result); - -/// @brief Generate a unique path and open it as a file. -/// -/// Generates a unique path suitable for a temporary file and then opens it as a -/// file. The name is based on \a model with '%' replaced by a random char in -/// [0-9a-f]. -/// -/// This is an atomic operation. Either the file is created and opened, or the -/// file system is left untouched. -/// -/// clang-%%-%%-%%-%%-%%.s => <current-directory>/clang-a0-b1-c2-d3-e4.s -/// -/// @param model Name to base unique path off of. -/// @param result Set to the opened file. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -/// @see temp_directory_path -error_code unique_file(const Twine &model, void* i_have_not_decided_the_ty_yet); - -/// @brief Canonicalize path. -/// -/// Sets result to the file system's idea of what path is. The result is always -/// absolute and has the same capitalization as the file system. -/// -/// @param path Input path. -/// @param result Set to the canonicalized version of \a path. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code canonicalize(const Twine &path, SmallVectorImpl<char> &result); - -/// @brief Are \a path's first bytes \a magic? -/// -/// @param path Input path. -/// @param magic Byte sequence to compare \a path's first len(magic) bytes to. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code has_magic(const Twine &path, const Twine &magic); - -/// @brief Get \a path's first \a len bytes. -/// -/// @param path Input path. -/// @param len Number of magic bytes to get. -/// @param result Set to the first \a len bytes in the file pointed to by -/// \a path. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code get_magic(const Twine &path, uint32_t len, - SmallVectorImpl<char> &result); - -/// @brief Is file bitcode? -/// -/// @param path Input path. -/// @param result Set to true if \a path is a bitcode file, false if it is not, -/// undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_bitcode(const Twine &path, bool &result); - -/// @brief Is file a dynamic library? -/// -/// @param path Input path. -/// @param result Set to true if \a path is a dynamic library, false if it is -/// not, undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_dynamic_library(const Twine &path, bool &result); - -/// @brief Is an object file? -/// -/// @param path Input path. -/// @param result Set to true if \a path is an object file, false if it is not, -/// undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code is_object_file(const Twine &path, bool &result); - -/// @brief Can file be read? -/// -/// @param path Input path. -/// @param result Set to true if \a path is readable, false it it is not, -/// undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code can_read(const Twine &path, bool &result); - -/// @brief Can file be written? -/// -/// @param path Input path. -/// @param result Set to true if \a path is writeable, false it it is not, -/// undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code can_write(const Twine &path, bool &result); - -/// @brief Can file be executed? -/// -/// @param path Input path. -/// @param result Set to true if \a path is executable, false it it is not, -/// undefined otherwise. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code can_execute(const Twine &path, bool &result); - -/// @brief Get library paths the system linker uses. -/// -/// @param result Set to the list of system library paths. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code GetSystemLibraryPaths(SmallVectorImpl<std::string> &result); - -/// @brief Get bitcode library paths the system linker uses -/// + LLVM_LIB_SEARCH_PATH + LLVM_LIBDIR. -/// -/// @param result Set to the list of bitcode library paths. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code GetBitcodeLibraryPaths(SmallVectorImpl<std::string> &result); - -/// @brief Find a library. -/// -/// Find the path to a library using its short name. Use the system -/// dependent library paths to locate the library. -/// -/// c => /usr/lib/libc.so -/// -/// @param short_name Library name one would give to the system linker. -/// @param result Set to the absolute path \a short_name represents. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code FindLibrary(const Twine &short_name, SmallVectorImpl<char> &result); - -/// @brief Get absolute path of main executable. -/// -/// @param argv0 The program name as it was spelled on the command line. -/// @param MainAddr Address of some symbol in the executable (not in a library). -/// @param result Set to the absolute path of the current executable. -/// @results errc::success if result has been successfully set, otherwise a -/// platform specific error_code. -error_code GetMainExecutable(const char *argv0, void *MainAddr, - SmallVectorImpl<char> &result); - -/// @} -/// @name Iterators -/// @{ - -/// directory_entry - A single entry in a directory. Caches the status either -/// from the result of the iteration syscall, or the first time status or -/// symlink_status is called. -class directory_entry { - std::string Path; - mutable file_status Status; - mutable file_status SymlinkStatus; - -public: - explicit directory_entry(const Twine &path, file_status st = file_status(), - file_status symlink_st = file_status()); - - void assign(const Twine &path, file_status st = file_status(), - file_status symlink_st = file_status()); - void replace_filename(const Twine &filename, file_status st = file_status(), - file_status symlink_st = file_status()); - - const SmallVectorImpl<char> &path() const; - error_code status(file_status &result) const; - error_code symlink_status(file_status &result) const; - - bool operator==(const directory_entry& rhs) const; - bool operator!=(const directory_entry& rhs) const; - bool operator< (const directory_entry& rhs) const; - bool operator<=(const directory_entry& rhs) const; - bool operator> (const directory_entry& rhs) const; - bool operator>=(const directory_entry& rhs) const; -}; - -/// directory_iterator - Iterates through the entries in path. There is no -/// operator++ because we need an error_code. If it's really needed we can make -/// it call report_fatal_error on error. -class directory_iterator { - // implementation directory iterator status - -public: - explicit directory_iterator(const Twine &path, error_code &ec); - // No operator++ because we need error_code. - directory_iterator &increment(error_code &ec); - - const directory_entry &operator*() const; - const directory_entry *operator->() const; - - // Other members as required by - // C++ Std, 24.1.1 Input iterators [input.iterators] -}; - -/// recursive_directory_iterator - Same as directory_iterator except for it -/// recurses down into child directories. -class recursive_directory_iterator { - uint16_t Level; - bool HasNoPushRequest; - // implementation directory iterator status - -public: - explicit recursive_directory_iterator(const Twine &path, error_code &ec); - // No operator++ because we need error_code. - directory_iterator &increment(error_code &ec); - - const directory_entry &operator*() const; - const directory_entry *operator->() const; - - // observers - /// Gets the current level. path is at level 0. - int level() const; - /// Returns true if no_push has been called for this directory_entry. - bool no_push_request() const; - - // modifiers - /// Goes up one level if Level > 0. - void pop(); - /// Does not go down into the current directory_entry. - void no_push(); - - // Other members as required by - // C++ Std, 24.1.1 Input iterators [input.iterators] -}; - -/// @} - -} // end namespace fs -} // end namespace sys -} // end namespace llvm diff --git a/include/llvm/System/Process.h b/include/llvm/System/Process.h deleted file mode 100644 index 41bcd69..0000000 --- a/include/llvm/System/Process.h +++ /dev/null @@ -1,146 +0,0 @@ -//===- llvm/System/Process.h ------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the llvm::sys::Process class. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_PROCESS_H -#define LLVM_SYSTEM_PROCESS_H - -#include "llvm/System/TimeValue.h" - -namespace llvm { -namespace sys { - - /// This class provides an abstraction for getting information about the - /// currently executing process. - /// @since 1.4 - /// @brief An abstraction for operating system processes. - class Process { - /// @name Accessors - /// @{ - public: - /// This static function will return the operating system's virtual memory - /// page size. - /// @returns The number of bytes in a virtual memory page. - /// @brief Get the virtual memory page size - static unsigned GetPageSize(); - - /// This static function will return the total amount of memory allocated - /// by the process. This only counts the memory allocated via the malloc, - /// calloc and realloc functions and includes any "free" holes in the - /// allocated space. - /// @brief Return process memory usage. - static size_t GetMallocUsage(); - - /// This static function will return the total memory usage of the - /// process. This includes code, data, stack and mapped pages usage. Notei - /// that the value returned here is not necessarily the Running Set Size, - /// it is the total virtual memory usage, regardless of mapped state of - /// that memory. - static size_t GetTotalMemoryUsage(); - - /// This static function will set \p user_time to the amount of CPU time - /// spent in user (non-kernel) mode and \p sys_time to the amount of CPU - /// time spent in system (kernel) mode. If the operating system does not - /// support collection of these metrics, a zero TimeValue will be for both - /// values. - static void GetTimeUsage( - TimeValue& elapsed, - ///< Returns the TimeValue::now() giving current time - TimeValue& user_time, - ///< Returns the current amount of user time for the process - TimeValue& sys_time - ///< Returns the current amount of system time for the process - ); - - /// This static function will return the process' current user id number. - /// Not all operating systems support this feature. Where it is not - /// supported, the function should return 65536 as the value. - static int GetCurrentUserId(); - - /// This static function will return the process' current group id number. - /// Not all operating systems support this feature. Where it is not - /// supported, the function should return 65536 as the value. - static int GetCurrentGroupId(); - - /// This function makes the necessary calls to the operating system to - /// prevent core files or any other kind of large memory dumps that can - /// occur when a program fails. - /// @brief Prevent core file generation. - static void PreventCoreFiles(); - - /// This function determines if the standard input is connected directly - /// to a user's input (keyboard probably), rather than coming from a file - /// or pipe. - static bool StandardInIsUserInput(); - - /// This function determines if the standard output is connected to a - /// "tty" or "console" window. That is, the output would be displayed to - /// the user rather than being put on a pipe or stored in a file. - static bool StandardOutIsDisplayed(); - - /// This function determines if the standard error is connected to a - /// "tty" or "console" window. That is, the output would be displayed to - /// the user rather than being put on a pipe or stored in a file. - static bool StandardErrIsDisplayed(); - - /// This function determines if the given file descriptor is connected to - /// a "tty" or "console" window. That is, the output would be displayed to - /// the user rather than being put on a pipe or stored in a file. - static bool FileDescriptorIsDisplayed(int fd); - - /// This function determines the number of columns in the window - /// if standard output is connected to a "tty" or "console" - /// window. If standard output is not connected to a tty or - /// console, or if the number of columns cannot be determined, - /// this routine returns zero. - static unsigned StandardOutColumns(); - - /// This function determines the number of columns in the window - /// if standard error is connected to a "tty" or "console" - /// window. If standard error is not connected to a tty or - /// console, or if the number of columns cannot be determined, - /// this routine returns zero. - static unsigned StandardErrColumns(); - - /// This function determines whether the terminal connected to standard - /// output supports colors. If standard output is not connected to a - /// terminal, this function returns false. - static bool StandardOutHasColors(); - - /// This function determines whether the terminal connected to standard - /// error supports colors. If standard error is not connected to a - /// terminal, this function returns false. - static bool StandardErrHasColors(); - - /// Whether changing colors requires the output to be flushed. - /// This is needed on systems that don't support escape sequences for - /// changing colors. - static bool ColorNeedsFlush(); - - /// This function returns the colorcode escape sequences. - /// If ColorNeedsFlush() is true then this function will change the colors - /// and return an empty escape sequence. In that case it is the - /// responsibility of the client to flush the output stream prior to - /// calling this function. - static const char *OutputColor(char c, bool bold, bool bg); - - /// Same as OutputColor, but only enables the bold attribute. - static const char *OutputBold(bool bg); - - /// Resets the terminals colors, or returns an escape sequence to do so. - static const char *ResetColor(); - /// @} - }; -} -} - -#endif diff --git a/include/llvm/System/Program.h b/include/llvm/System/Program.h deleted file mode 100644 index c595082..0000000 --- a/include/llvm/System/Program.h +++ /dev/null @@ -1,157 +0,0 @@ -//===- llvm/System/Program.h ------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the llvm::sys::Program class. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_PROGRAM_H -#define LLVM_SYSTEM_PROGRAM_H - -#include "llvm/System/Path.h" - -namespace llvm { -namespace sys { - - // TODO: Add operations to communicate with the process, redirect its I/O, - // etc. - - /// This class provides an abstraction for programs that are executable by the - /// operating system. It provides a platform generic way to find executable - /// programs from the path and to execute them in various ways. The sys::Path - /// class is used to specify the location of the Program. - /// @since 1.4 - /// @brief An abstraction for finding and executing programs. - class Program { - /// Opaque handle for target specific data. - void *Data_; - - // Noncopyable. - Program(const Program& other); - Program& operator=(const Program& other); - - /// @name Methods - /// @{ - public: - - Program(); - ~Program(); - - /// Return process ID of this program. - unsigned GetPid() const; - - /// This function executes the program using the \p arguments provided. The - /// invoked program will inherit the stdin, stdout, and stderr file - /// descriptors, the environment and other configuration settings of the - /// invoking program. If Path::executable() does not return true when this - /// function is called then a std::string is thrown. - /// @returns false in case of error, true otherwise. - /// @see FindProgramByName - /// @brief Executes the program with the given set of \p args. - bool Execute - ( const Path& path, ///< sys::Path object providing the path of the - ///< program to be executed. It is presumed this is the result of - ///< the FindProgramByName method. - const char** args, ///< A vector of strings that are passed to the - ///< program. The first element should be the name of the program. - ///< The list *must* be terminated by a null char* entry. - const char ** env = 0, ///< An optional vector of strings to use for - ///< the program's environment. If not provided, the current program's - ///< environment will be used. - const sys::Path** redirects = 0, ///< An optional array of pointers to - ///< Paths. If the array is null, no redirection is done. The array - ///< should have a size of at least three. If the pointer in the array - ///< are not null, then the inferior process's stdin(0), stdout(1), - ///< and stderr(2) will be redirected to the corresponding Paths. - ///< When an empty Path is passed in, the corresponding file - ///< descriptor will be disconnected (ie, /dev/null'd) in a portable - ///< way. - unsigned memoryLimit = 0, ///< If non-zero, this specifies max. amount - ///< of memory can be allocated by process. If memory usage will be - ///< higher limit, the child is killed and this call returns. If zero - ///< - no memory limit. - std::string* ErrMsg = 0 ///< If non-zero, provides a pointer to a string - ///< instance in which error messages will be returned. If the string - ///< is non-empty upon return an error occurred while invoking the - ///< program. - ); - - /// This function waits for the program to exit. This function will block - /// the current program until the invoked program exits. - /// @returns an integer result code indicating the status of the program. - /// A zero or positive value indicates the result code of the program. A - /// negative value is the signal number on which it terminated. - /// @see Execute - /// @brief Waits for the program to exit. - int Wait - ( const Path& path, ///< The path to the child process executable. - unsigned secondsToWait, ///< If non-zero, this specifies the amount - ///< of time to wait for the child process to exit. If the time - ///< expires, the child is killed and this call returns. If zero, - ///< this function will wait until the child finishes or forever if - ///< it doesn't. - std::string* ErrMsg ///< If non-zero, provides a pointer to a string - ///< instance in which error messages will be returned. If the string - ///< is non-empty upon return an error occurred while waiting. - ); - - /// This function terminates the program. - /// @returns true if an error occured. - /// @see Execute - /// @brief Terminates the program. - bool Kill - ( std::string* ErrMsg = 0 ///< If non-zero, provides a pointer to a string - ///< instance in which error messages will be returned. If the string - ///< is non-empty upon return an error occurred while killing the - ///< program. - ); - - /// This static constructor (factory) will attempt to locate a program in - /// the operating system's file system using some pre-determined set of - /// locations to search (e.g. the PATH on Unix). Paths with slashes are - /// returned unmodified. - /// @returns A Path object initialized to the path of the program or a - /// Path object that is empty (invalid) if the program could not be found. - /// @brief Construct a Program by finding it by name. - static Path FindProgramByName(const std::string& name); - - // These methods change the specified standard stream (stdin, - // stdout, or stderr) to binary mode. They return true if an error - // occurred - static bool ChangeStdinToBinary(); - static bool ChangeStdoutToBinary(); - static bool ChangeStderrToBinary(); - - /// A convenience function equivalent to Program prg; prg.Execute(..); - /// prg.Wait(..); - /// @see Execute, Wait - static int ExecuteAndWait(const Path& path, - const char** args, - const char ** env = 0, - const sys::Path** redirects = 0, - unsigned secondsToWait = 0, - unsigned memoryLimit = 0, - std::string* ErrMsg = 0); - - /// A convenience function equivalent to Program prg; prg.Execute(..); - /// @see Execute - static void ExecuteNoWait(const Path& path, - const char** args, - const char ** env = 0, - const sys::Path** redirects = 0, - unsigned memoryLimit = 0, - std::string* ErrMsg = 0); - - /// @} - - }; -} -} - -#endif diff --git a/include/llvm/System/RWMutex.h b/include/llvm/System/RWMutex.h deleted file mode 100644 index 3a28818..0000000 --- a/include/llvm/System/RWMutex.h +++ /dev/null @@ -1,173 +0,0 @@ -//===- RWMutex.h - Reader/Writer Mutual Exclusion Lock ----------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the llvm::sys::RWMutex class. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_RWMUTEX_H -#define LLVM_SYSTEM_RWMUTEX_H - -#include "llvm/System/Threading.h" -#include <cassert> - -namespace llvm -{ - namespace sys - { - /// @brief Platform agnostic RWMutex class. - class RWMutexImpl - { - /// @name Constructors - /// @{ - public: - - /// Initializes the lock but doesn't acquire it. - /// @brief Default Constructor. - explicit RWMutexImpl(); - - /// Releases and removes the lock - /// @brief Destructor - ~RWMutexImpl(); - - /// @} - /// @name Methods - /// @{ - public: - - /// Attempts to unconditionally acquire the lock in reader mode. If the - /// lock is held by a writer, this method will wait until it can acquire - /// the lock. - /// @returns false if any kind of error occurs, true otherwise. - /// @brief Unconditionally acquire the lock in reader mode. - bool reader_acquire(); - - /// Attempts to release the lock in reader mode. - /// @returns false if any kind of error occurs, true otherwise. - /// @brief Unconditionally release the lock in reader mode. - bool reader_release(); - - /// Attempts to unconditionally acquire the lock in reader mode. If the - /// lock is held by any readers, this method will wait until it can - /// acquire the lock. - /// @returns false if any kind of error occurs, true otherwise. - /// @brief Unconditionally acquire the lock in writer mode. - bool writer_acquire(); - - /// Attempts to release the lock in writer mode. - /// @returns false if any kind of error occurs, true otherwise. - /// @brief Unconditionally release the lock in write mode. - bool writer_release(); - - //@} - /// @name Platform Dependent Data - /// @{ - private: - void* data_; ///< We don't know what the data will be - - /// @} - /// @name Do Not Implement - /// @{ - private: - RWMutexImpl(const RWMutexImpl & original); - void operator=(const RWMutexImpl &); - /// @} - }; - - /// SmartMutex - An R/W mutex with a compile time constant parameter that - /// indicates whether this mutex should become a no-op when we're not - /// running in multithreaded mode. - template<bool mt_only> - class SmartRWMutex : public RWMutexImpl { - unsigned readers, writers; - public: - explicit SmartRWMutex() : RWMutexImpl(), readers(0), writers(0) { } - - bool reader_acquire() { - if (!mt_only || llvm_is_multithreaded()) - return RWMutexImpl::reader_acquire(); - - // Single-threaded debugging code. This would be racy in multithreaded - // mode, but provides not sanity checks in single threaded mode. - ++readers; - return true; - } - - bool reader_release() { - if (!mt_only || llvm_is_multithreaded()) - return RWMutexImpl::reader_release(); - - // Single-threaded debugging code. This would be racy in multithreaded - // mode, but provides not sanity checks in single threaded mode. - assert(readers > 0 && "Reader lock not acquired before release!"); - --readers; - return true; - } - - bool writer_acquire() { - if (!mt_only || llvm_is_multithreaded()) - return RWMutexImpl::writer_acquire(); - - // Single-threaded debugging code. This would be racy in multithreaded - // mode, but provides not sanity checks in single threaded mode. - assert(writers == 0 && "Writer lock already acquired!"); - ++writers; - return true; - } - - bool writer_release() { - if (!mt_only || llvm_is_multithreaded()) - return RWMutexImpl::writer_release(); - - // Single-threaded debugging code. This would be racy in multithreaded - // mode, but provides not sanity checks in single threaded mode. - assert(writers == 1 && "Writer lock not acquired before release!"); - --writers; - return true; - } - - private: - SmartRWMutex(const SmartRWMutex<mt_only> & original); - void operator=(const SmartRWMutex<mt_only> &); - }; - typedef SmartRWMutex<false> RWMutex; - - /// ScopedReader - RAII acquisition of a reader lock - template<bool mt_only> - struct SmartScopedReader { - SmartRWMutex<mt_only>& mutex; - - explicit SmartScopedReader(SmartRWMutex<mt_only>& m) : mutex(m) { - mutex.reader_acquire(); - } - - ~SmartScopedReader() { - mutex.reader_release(); - } - }; - typedef SmartScopedReader<false> ScopedReader; - - /// ScopedWriter - RAII acquisition of a writer lock - template<bool mt_only> - struct SmartScopedWriter { - SmartRWMutex<mt_only>& mutex; - - explicit SmartScopedWriter(SmartRWMutex<mt_only>& m) : mutex(m) { - mutex.writer_acquire(); - } - - ~SmartScopedWriter() { - mutex.writer_release(); - } - }; - typedef SmartScopedWriter<false> ScopedWriter; - } -} - -#endif diff --git a/include/llvm/System/Signals.h b/include/llvm/System/Signals.h deleted file mode 100644 index 7f1c87c..0000000 --- a/include/llvm/System/Signals.h +++ /dev/null @@ -1,59 +0,0 @@ -//===- llvm/System/Signals.h - Signal Handling support ----------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file defines some helpful functions for dealing with the possibility of -// unix signals occuring while your program is running. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_SIGNALS_H -#define LLVM_SYSTEM_SIGNALS_H - -#include "llvm/System/Path.h" - -namespace llvm { -namespace sys { - - /// This function runs all the registered interrupt handlers, including the - /// removal of files registered by RemoveFileOnSignal. - void RunInterruptHandlers(); - - /// This function registers signal handlers to ensure that if a signal gets - /// delivered that the named file is removed. - /// @brief Remove a file if a fatal signal occurs. - bool RemoveFileOnSignal(const Path &Filename, std::string* ErrMsg = 0); - - /// This function removes a file from the list of files to be removed on - /// signal delivery. - void DontRemoveFileOnSignal(const Path &Filename); - - /// When an error signal (such as SIBABRT or SIGSEGV) is delivered to the - /// process, print a stack trace and then exit. - /// @brief Print a stack trace if a fatal signal occurs. - void PrintStackTraceOnErrorSignal(); - - /// AddSignalHandler - Add a function to be called when an abort/kill signal - /// is delivered to the process. The handler can have a cookie passed to it - /// to identify what instance of the handler it is. - void AddSignalHandler(void (*FnPtr)(void *), void *Cookie); - - /// This function registers a function to be called when the user "interrupts" - /// the program (typically by pressing ctrl-c). When the user interrupts the - /// program, the specified interrupt function is called instead of the program - /// being killed, and the interrupt function automatically disabled. Note - /// that interrupt functions are not allowed to call any non-reentrant - /// functions. An null interrupt function pointer disables the current - /// installed function. Note also that the handler may be executed on a - /// different thread on some platforms. - /// @brief Register a function to be called when ctrl-c is pressed. - void SetInterruptFunction(void (*IF)()); -} // End sys namespace -} // End llvm namespace - -#endif diff --git a/include/llvm/System/Solaris.h b/include/llvm/System/Solaris.h deleted file mode 100644 index 15adb74..0000000 --- a/include/llvm/System/Solaris.h +++ /dev/null @@ -1,40 +0,0 @@ -/*===- llvm/System/Solaris.h ------------------------------------*- C++ -*-===* - * - * The LLVM Compiler Infrastructure - * - * This file is distributed under the University of Illinois Open Source - * License. See LICENSE.TXT for details. - * - *===----------------------------------------------------------------------===* - * - * This file contains portability fixes for Solaris hosts. - * - *===----------------------------------------------------------------------===*/ - -#ifndef LLVM_SYSTEM_SOLARIS_H -#define LLVM_SYSTEM_SOLARIS_H - -#include <sys/types.h> -#include <sys/regset.h> - -#undef CS -#undef DS -#undef ES -#undef FS -#undef GS -#undef SS -#undef EAX -#undef ECX -#undef EDX -#undef EBX -#undef ESP -#undef EBP -#undef ESI -#undef EDI -#undef EIP -#undef UESP -#undef EFL -#undef ERR -#undef TRAPNO - -#endif diff --git a/include/llvm/System/SwapByteOrder.h b/include/llvm/System/SwapByteOrder.h deleted file mode 100644 index 70a6f4d..0000000 --- a/include/llvm/System/SwapByteOrder.h +++ /dev/null @@ -1,101 +0,0 @@ -//===- SwapByteOrder.h - Generic and optimized byte swaps -------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares generic and optimized functions to swap the byte order of -// an integral type. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_SWAP_BYTE_ORDER_H -#define LLVM_SYSTEM_SWAP_BYTE_ORDER_H - -#include "llvm/System/DataTypes.h" -#include <cstddef> -#include <limits> - -namespace llvm { -namespace sys { - -/// SwapByteOrder_16 - This function returns a byte-swapped representation of -/// the 16-bit argument. -inline uint16_t SwapByteOrder_16(uint16_t value) { -#if defined(_MSC_VER) && !defined(_DEBUG) - // The DLL version of the runtime lacks these functions (bug!?), but in a - // release build they're replaced with BSWAP instructions anyway. - return _byteswap_ushort(value); -#else - uint16_t Hi = value << 8; - uint16_t Lo = value >> 8; - return Hi | Lo; -#endif -} - -/// SwapByteOrder_32 - This function returns a byte-swapped representation of -/// the 32-bit argument. -inline uint32_t SwapByteOrder_32(uint32_t value) { -#if defined(__llvm__) || \ -(__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && !defined(__ICC) - return __builtin_bswap32(value); -#elif defined(_MSC_VER) && !defined(_DEBUG) - return _byteswap_ulong(value); -#else - uint32_t Byte0 = value & 0x000000FF; - uint32_t Byte1 = value & 0x0000FF00; - uint32_t Byte2 = value & 0x00FF0000; - uint32_t Byte3 = value & 0xFF000000; - return (Byte0 << 24) | (Byte1 << 8) | (Byte2 >> 8) | (Byte3 >> 24); -#endif -} - -/// SwapByteOrder_64 - This function returns a byte-swapped representation of -/// the 64-bit argument. -inline uint64_t SwapByteOrder_64(uint64_t value) { -#if defined(__llvm__) || \ -(__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && !defined(__ICC) - return __builtin_bswap64(value); -#elif defined(_MSC_VER) && !defined(_DEBUG) - return _byteswap_uint64(value); -#else - uint64_t Hi = SwapByteOrder_32(uint32_t(value)); - uint32_t Lo = SwapByteOrder_32(uint32_t(value >> 32)); - return (Hi << 32) | Lo; -#endif -} - -inline unsigned char SwapByteOrder(unsigned char C) { return C; } -inline signed char SwapByteOrder(signed char C) { return C; } -inline char SwapByteOrder(char C) { return C; } - -inline unsigned short SwapByteOrder(unsigned short C) { return SwapByteOrder_16(C); } -inline signed short SwapByteOrder( signed short C) { return SwapByteOrder_16(C); } - -inline unsigned int SwapByteOrder(unsigned int C) { return SwapByteOrder_32(C); } -inline signed int SwapByteOrder( signed int C) { return SwapByteOrder_32(C); } - -#if __LONG_MAX__ == __INT_MAX__ -inline unsigned long SwapByteOrder(unsigned long C) { return SwapByteOrder_32(C); } -inline signed long SwapByteOrder( signed long C) { return SwapByteOrder_32(C); } -#elif __LONG_MAX__ == __LONG_LONG_MAX__ -inline unsigned long SwapByteOrder(unsigned long C) { return SwapByteOrder_64(C); } -inline signed long SwapByteOrder( signed long C) { return SwapByteOrder_64(C); } -#else -#error "Unknown long size!" -#endif - -inline unsigned long long SwapByteOrder(unsigned long long C) { - return SwapByteOrder_64(C); -} -inline signed long long SwapByteOrder(signed long long C) { - return SwapByteOrder_64(C); -} - -} // end namespace sys -} // end namespace llvm - -#endif diff --git a/include/llvm/System/ThreadLocal.h b/include/llvm/System/ThreadLocal.h deleted file mode 100644 index e6edd79..0000000 --- a/include/llvm/System/ThreadLocal.h +++ /dev/null @@ -1,54 +0,0 @@ -//===- llvm/System/ThreadLocal.h - Thread Local Data ------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file declares the llvm::sys::ThreadLocal class. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_THREAD_LOCAL_H -#define LLVM_SYSTEM_THREAD_LOCAL_H - -#include "llvm/System/Threading.h" -#include <cassert> - -namespace llvm { - namespace sys { - // ThreadLocalImpl - Common base class of all ThreadLocal instantiations. - // YOU SHOULD NEVER USE THIS DIRECTLY. - class ThreadLocalImpl { - void* data; - public: - ThreadLocalImpl(); - virtual ~ThreadLocalImpl(); - void setInstance(const void* d); - const void* getInstance(); - void removeInstance(); - }; - - /// ThreadLocal - A class used to abstract thread-local storage. It holds, - /// for each thread, a pointer a single object of type T. - template<class T> - class ThreadLocal : public ThreadLocalImpl { - public: - ThreadLocal() : ThreadLocalImpl() { } - - /// get - Fetches a pointer to the object associated with the current - /// thread. If no object has yet been associated, it returns NULL; - T* get() { return static_cast<T*>(getInstance()); } - - // set - Associates a pointer to an object with the current thread. - void set(T* d) { setInstance(d); } - - // erase - Removes the pointer associated with the current thread. - void erase() { removeInstance(); } - }; - } -} - -#endif diff --git a/include/llvm/System/Threading.h b/include/llvm/System/Threading.h deleted file mode 100644 index 1d0ed1e..0000000 --- a/include/llvm/System/Threading.h +++ /dev/null @@ -1,59 +0,0 @@ -//===-- llvm/System/Threading.h - Control multithreading mode --*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// TThis file defines llvm_start_multithreaded() and friends. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_THREADING_H -#define LLVM_SYSTEM_THREADING_H - -namespace llvm { - /// llvm_start_multithreaded - Allocate and initialize structures needed to - /// make LLVM safe for multithreading. The return value indicates whether - /// multithreaded initialization succeeded. LLVM will still be operational - /// on "failed" return, and will still be safe for hosting threading - /// applications in the JIT, but will not be safe for concurrent calls to the - /// LLVM APIs. - /// THIS MUST EXECUTE IN ISOLATION FROM ALL OTHER LLVM API CALLS. - bool llvm_start_multithreaded(); - - /// llvm_stop_multithreaded - Deallocate structures necessary to make LLVM - /// safe for multithreading. - /// THIS MUST EXECUTE IN ISOLATION FROM ALL OTHER LLVM API CALLS. - void llvm_stop_multithreaded(); - - /// llvm_is_multithreaded - Check whether LLVM is executing in thread-safe - /// mode or not. - bool llvm_is_multithreaded(); - - /// acquire_global_lock - Acquire the global lock. This is a no-op if called - /// before llvm_start_multithreaded(). - void llvm_acquire_global_lock(); - - /// release_global_lock - Release the global lock. This is a no-op if called - /// before llvm_start_multithreaded(). - void llvm_release_global_lock(); - - /// llvm_execute_on_thread - Execute the given \arg UserFn on a separate - /// thread, passing it the provided \arg UserData. - /// - /// This function does not guarantee that the code will actually be executed - /// on a separate thread or honoring the requested stack size, but tries to do - /// so where system support is available. - /// - /// \param UserFn - The callback to execute. - /// \param UserData - An argument to pass to the callback function. - /// \param RequestedStackSize - If non-zero, a requested size (in bytes) for - /// the thread stack. - void llvm_execute_on_thread(void (*UserFn)(void*), void *UserData, - unsigned RequestedStackSize = 0); -} - -#endif diff --git a/include/llvm/System/TimeValue.h b/include/llvm/System/TimeValue.h deleted file mode 100644 index b82647f..0000000 --- a/include/llvm/System/TimeValue.h +++ /dev/null @@ -1,382 +0,0 @@ -//===-- TimeValue.h - Declare OS TimeValue Concept --------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This header file declares the operating system TimeValue concept. -// -//===----------------------------------------------------------------------===// - -#include "llvm/System/DataTypes.h" -#include <string> - -#ifndef LLVM_SYSTEM_TIMEVALUE_H -#define LLVM_SYSTEM_TIMEVALUE_H - -namespace llvm { -namespace sys { - /// This class is used where a precise fixed point in time is required. The - /// range of TimeValue spans many hundreds of billions of years both past and - /// present. The precision of TimeValue is to the nanosecond. However, the - /// actual precision of its values will be determined by the resolution of - /// the system clock. The TimeValue class is used in conjunction with several - /// other lib/System interfaces to specify the time at which a call should - /// timeout, etc. - /// @since 1.4 - /// @brief Provides an abstraction for a fixed point in time. - class TimeValue { - - /// @name Constants - /// @{ - public: - - /// A constant TimeValue representing the smallest time - /// value permissable by the class. MinTime is some point - /// in the distant past, about 300 billion years BCE. - /// @brief The smallest possible time value. - static const TimeValue MinTime; - - /// A constant TimeValue representing the largest time - /// value permissable by the class. MaxTime is some point - /// in the distant future, about 300 billion years AD. - /// @brief The largest possible time value. - static const TimeValue MaxTime; - - /// A constant TimeValue representing the base time, - /// or zero time of 00:00:00 (midnight) January 1st, 2000. - /// @brief 00:00:00 Jan 1, 2000 UTC. - static const TimeValue ZeroTime; - - /// A constant TimeValue for the Posix base time which is - /// 00:00:00 (midnight) January 1st, 1970. - /// @brief 00:00:00 Jan 1, 1970 UTC. - static const TimeValue PosixZeroTime; - - /// A constant TimeValue for the Win32 base time which is - /// 00:00:00 (midnight) January 1st, 1601. - /// @brief 00:00:00 Jan 1, 1601 UTC. - static const TimeValue Win32ZeroTime; - - /// @} - /// @name Types - /// @{ - public: - typedef int64_t SecondsType; ///< Type used for representing seconds. - typedef int32_t NanoSecondsType;///< Type used for representing nanoseconds. - - enum TimeConversions { - NANOSECONDS_PER_SECOND = 1000000000, ///< One Billion - MICROSECONDS_PER_SECOND = 1000000, ///< One Million - MILLISECONDS_PER_SECOND = 1000, ///< One Thousand - NANOSECONDS_PER_MICROSECOND = 1000, ///< One Thousand - NANOSECONDS_PER_MILLISECOND = 1000000,///< One Million - NANOSECONDS_PER_POSIX_TICK = 100, ///< Posix tick is 100 Hz (10ms) - NANOSECONDS_PER_WIN32_TICK = 100 ///< Win32 tick is 100 Hz (10ms) - }; - - /// @} - /// @name Constructors - /// @{ - public: - /// Caller provides the exact value in seconds and nanoseconds. The - /// \p nanos argument defaults to zero for convenience. - /// @brief Explicit constructor - explicit TimeValue (SecondsType seconds, NanoSecondsType nanos = 0) - : seconds_( seconds ), nanos_( nanos ) { this->normalize(); } - - /// Caller provides the exact value as a double in seconds with the - /// fractional part representing nanoseconds. - /// @brief Double Constructor. - explicit TimeValue( double new_time ) - : seconds_( 0 ) , nanos_ ( 0 ) { - SecondsType integer_part = static_cast<SecondsType>( new_time ); - seconds_ = integer_part; - nanos_ = static_cast<NanoSecondsType>( (new_time - - static_cast<double>(integer_part)) * NANOSECONDS_PER_SECOND ); - this->normalize(); - } - - /// This is a static constructor that returns a TimeValue that represents - /// the current time. - /// @brief Creates a TimeValue with the current time (UTC). - static TimeValue now(); - - /// @} - /// @name Operators - /// @{ - public: - /// Add \p that to \p this. - /// @returns this - /// @brief Incrementing assignment operator. - TimeValue& operator += (const TimeValue& that ) { - this->seconds_ += that.seconds_ ; - this->nanos_ += that.nanos_ ; - this->normalize(); - return *this; - } - - /// Subtract \p that from \p this. - /// @returns this - /// @brief Decrementing assignment operator. - TimeValue& operator -= (const TimeValue &that ) { - this->seconds_ -= that.seconds_ ; - this->nanos_ -= that.nanos_ ; - this->normalize(); - return *this; - } - - /// Determine if \p this is less than \p that. - /// @returns True iff *this < that. - /// @brief True if this < that. - int operator < (const TimeValue &that) const { return that > *this; } - - /// Determine if \p this is greather than \p that. - /// @returns True iff *this > that. - /// @brief True if this > that. - int operator > (const TimeValue &that) const { - if ( this->seconds_ > that.seconds_ ) { - return 1; - } else if ( this->seconds_ == that.seconds_ ) { - if ( this->nanos_ > that.nanos_ ) return 1; - } - return 0; - } - - /// Determine if \p this is less than or equal to \p that. - /// @returns True iff *this <= that. - /// @brief True if this <= that. - int operator <= (const TimeValue &that) const { return that >= *this; } - - /// Determine if \p this is greater than or equal to \p that. - /// @returns True iff *this >= that. - /// @brief True if this >= that. - int operator >= (const TimeValue &that) const { - if ( this->seconds_ > that.seconds_ ) { - return 1; - } else if ( this->seconds_ == that.seconds_ ) { - if ( this->nanos_ >= that.nanos_ ) return 1; - } - return 0; - } - - /// Determines if two TimeValue objects represent the same moment in time. - /// @brief True iff *this == that. - /// @brief True if this == that. - int operator == (const TimeValue &that) const { - return (this->seconds_ == that.seconds_) && - (this->nanos_ == that.nanos_); - } - - /// Determines if two TimeValue objects represent times that are not the - /// same. - /// @return True iff *this != that. - /// @brief True if this != that. - int operator != (const TimeValue &that) const { return !(*this == that); } - - /// Adds two TimeValue objects together. - /// @returns The sum of the two operands as a new TimeValue - /// @brief Addition operator. - friend TimeValue operator + (const TimeValue &tv1, const TimeValue &tv2); - - /// Subtracts two TimeValue objects. - /// @returns The difference of the two operands as a new TimeValue - /// @brief Subtraction operator. - friend TimeValue operator - (const TimeValue &tv1, const TimeValue &tv2); - - /// @} - /// @name Accessors - /// @{ - public: - - /// Returns only the seconds component of the TimeValue. The nanoseconds - /// portion is ignored. No rounding is performed. - /// @brief Retrieve the seconds component - SecondsType seconds() const { return seconds_; } - - /// Returns only the nanoseconds component of the TimeValue. The seconds - /// portion is ignored. - /// @brief Retrieve the nanoseconds component. - NanoSecondsType nanoseconds() const { return nanos_; } - - /// Returns only the fractional portion of the TimeValue rounded down to the - /// nearest microsecond (divide by one thousand). - /// @brief Retrieve the fractional part as microseconds; - uint32_t microseconds() const { - return nanos_ / NANOSECONDS_PER_MICROSECOND; - } - - /// Returns only the fractional portion of the TimeValue rounded down to the - /// nearest millisecond (divide by one million). - /// @brief Retrieve the fractional part as milliseconds; - uint32_t milliseconds() const { - return nanos_ / NANOSECONDS_PER_MILLISECOND; - } - - /// Returns the TimeValue as a number of microseconds. Note that the value - /// returned can overflow because the range of a uint64_t is smaller than - /// the range of a TimeValue. Nevertheless, this is useful on some operating - /// systems and is therefore provided. - /// @brief Convert to a number of microseconds (can overflow) - uint64_t usec() const { - return seconds_ * MICROSECONDS_PER_SECOND + - ( nanos_ / NANOSECONDS_PER_MICROSECOND ); - } - - /// Returns the TimeValue as a number of milliseconds. Note that the value - /// returned can overflow because the range of a uint64_t is smaller than - /// the range of a TimeValue. Nevertheless, this is useful on some operating - /// systems and is therefore provided. - /// @brief Convert to a number of milliseconds (can overflow) - uint64_t msec() const { - return seconds_ * MILLISECONDS_PER_SECOND + - ( nanos_ / NANOSECONDS_PER_MILLISECOND ); - } - - /// Converts the TimeValue into the corresponding number of "ticks" for - /// Posix, correcting for the difference in Posix zero time. - /// @brief Convert to unix time (100 nanoseconds since 12:00:00a Jan 1,1970) - uint64_t toPosixTime() const { - uint64_t result = seconds_ - PosixZeroTime.seconds_; - result += nanos_ / NANOSECONDS_PER_POSIX_TICK; - return result; - } - - /// Converts the TimeValue into the corresponding number of seconds - /// since the epoch (00:00:00 Jan 1,1970). - uint64_t toEpochTime() const { - return seconds_ - PosixZeroTime.seconds_; - } - - /// Converts the TimeValue into the corresponding number of "ticks" for - /// Win32 platforms, correcting for the difference in Win32 zero time. - /// @brief Convert to windows time (seconds since 12:00:00a Jan 1, 1601) - uint64_t toWin32Time() const { - uint64_t result = seconds_ - Win32ZeroTime.seconds_; - result += nanos_ / NANOSECONDS_PER_WIN32_TICK; - return result; - } - - /// Provides the seconds and nanoseconds as results in its arguments after - /// correction for the Posix zero time. - /// @brief Convert to timespec time (ala POSIX.1b) - void getTimespecTime( uint64_t& seconds, uint32_t& nanos ) const { - seconds = seconds_ - PosixZeroTime.seconds_; - nanos = nanos_; - } - - /// Provides conversion of the TimeValue into a readable time & date. - /// @returns std::string containing the readable time value - /// @brief Convert time to a string. - std::string str() const; - - /// @} - /// @name Mutators - /// @{ - public: - /// The seconds component of the TimeValue is set to \p sec without - /// modifying the nanoseconds part. This is useful for whole second - /// arithmetic. - /// @brief Set the seconds component. - void seconds (SecondsType sec ) { - this->seconds_ = sec; - this->normalize(); - } - - /// The nanoseconds component of the TimeValue is set to \p nanos without - /// modifying the seconds part. This is useful for basic computations - /// involving just the nanoseconds portion. Note that the TimeValue will be - /// normalized after this call so that the fractional (nanoseconds) portion - /// will have the smallest equivalent value. - /// @brief Set the nanoseconds component using a number of nanoseconds. - void nanoseconds ( NanoSecondsType nanos ) { - this->nanos_ = nanos; - this->normalize(); - } - - /// The seconds component remains unchanged. - /// @brief Set the nanoseconds component using a number of microseconds. - void microseconds ( int32_t micros ) { - this->nanos_ = micros * NANOSECONDS_PER_MICROSECOND; - this->normalize(); - } - - /// The seconds component remains unchanged. - /// @brief Set the nanoseconds component using a number of milliseconds. - void milliseconds ( int32_t millis ) { - this->nanos_ = millis * NANOSECONDS_PER_MILLISECOND; - this->normalize(); - } - - /// @brief Converts from microsecond format to TimeValue format - void usec( int64_t microseconds ) { - this->seconds_ = microseconds / MICROSECONDS_PER_SECOND; - this->nanos_ = NanoSecondsType(microseconds % MICROSECONDS_PER_SECOND) * - NANOSECONDS_PER_MICROSECOND; - this->normalize(); - } - - /// @brief Converts from millisecond format to TimeValue format - void msec( int64_t milliseconds ) { - this->seconds_ = milliseconds / MILLISECONDS_PER_SECOND; - this->nanos_ = NanoSecondsType(milliseconds % MILLISECONDS_PER_SECOND) * - NANOSECONDS_PER_MILLISECOND; - this->normalize(); - } - - /// Converts the \p seconds argument from PosixTime to the corresponding - /// TimeValue and assigns that value to \p this. - /// @brief Convert seconds form PosixTime to TimeValue - void fromEpochTime( SecondsType seconds ) { - seconds_ = seconds + PosixZeroTime.seconds_; - nanos_ = 0; - this->normalize(); - } - - /// Converts the \p win32Time argument from Windows FILETIME to the - /// corresponding TimeValue and assigns that value to \p this. - /// @brief Convert seconds form Windows FILETIME to TimeValue - void fromWin32Time( uint64_t win32Time ) { - this->seconds_ = win32Time / 10000000 + Win32ZeroTime.seconds_; - this->nanos_ = NanoSecondsType(win32Time % 10000000) * 100; - } - - /// @} - /// @name Implementation - /// @{ - private: - /// This causes the values to be represented so that the fractional - /// part is minimized, possibly incrementing the seconds part. - /// @brief Normalize to canonical form. - void normalize(); - - /// @} - /// @name Data - /// @{ - private: - /// Store the values as a <timeval>. - SecondsType seconds_;///< Stores the seconds part of the TimeVal - NanoSecondsType nanos_; ///< Stores the nanoseconds part of the TimeVal - /// @} - - }; - -inline TimeValue operator + (const TimeValue &tv1, const TimeValue &tv2) { - TimeValue sum (tv1.seconds_ + tv2.seconds_, tv1.nanos_ + tv2.nanos_); - sum.normalize (); - return sum; -} - -inline TimeValue operator - (const TimeValue &tv1, const TimeValue &tv2) { - TimeValue difference (tv1.seconds_ - tv2.seconds_, tv1.nanos_ - tv2.nanos_ ); - difference.normalize (); - return difference; -} - -} -} - -#endif diff --git a/include/llvm/System/Valgrind.h b/include/llvm/System/Valgrind.h deleted file mode 100644 index 5ec79c3..0000000 --- a/include/llvm/System/Valgrind.h +++ /dev/null @@ -1,32 +0,0 @@ -//===- llvm/System/Valgrind.h - Communication with Valgrind -----*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// Methods for communicating with a valgrind instance this program is running -// under. These are all no-ops unless LLVM was configured on a system with the -// valgrind headers installed and valgrind is controlling this process. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_VALGRIND_H -#define LLVM_SYSTEM_VALGRIND_H - -#include <stddef.h> - -namespace llvm { -namespace sys { - // True if Valgrind is controlling this process. - bool RunningOnValgrind(); - - // Discard valgrind's translation of code in the range [Addr .. Addr + Len). - // Otherwise valgrind may continue to execute the old version of the code. - void ValgrindDiscardTranslations(const void *Addr, size_t Len); -} -} - -#endif diff --git a/include/llvm/System/system_error.h b/include/llvm/System/system_error.h deleted file mode 100644 index c17e7bf..0000000 --- a/include/llvm/System/system_error.h +++ /dev/null @@ -1,911 +0,0 @@ -//===---------------------------- system_error ----------------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This was lifted from libc++ and modified for C++03. This is called -// system_error even though it does not define that class because that's what -// it's called in C++0x. We don't define system_error because it is only used -// for exception handling, which we don't use in LLVM. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_SYSTEM_ERROR_H -#define LLVM_SYSTEM_SYSTEM_ERROR_H - -/* - system_error synopsis - -namespace std -{ - -class error_category -{ -public: - virtual ~error_category(); - - error_category(const error_category&) = delete; - error_category& operator=(const error_category&) = delete; - - virtual const char* name() const = 0; - virtual error_condition default_error_condition(int ev) const; - virtual bool equivalent(int code, const error_condition& condition) const; - virtual bool equivalent(const error_code& code, int condition) const; - virtual std::string message(int ev) const = 0; - - bool operator==(const error_category& rhs) const; - bool operator!=(const error_category& rhs) const; - bool operator<(const error_category& rhs) const; -}; - -const error_category& generic_category(); -const error_category& system_category(); - -template <class T> struct is_error_code_enum - : public false_type {}; - -template <class T> struct is_error_condition_enum - : public false_type {}; - -class error_code -{ -public: - // constructors: - error_code(); - error_code(int val, const error_category& cat); - template <class ErrorCodeEnum> - error_code(ErrorCodeEnum e); - - // modifiers: - void assign(int val, const error_category& cat); - template <class ErrorCodeEnum> - error_code& operator=(ErrorCodeEnum e); - void clear(); - - // observers: - int value() const; - const error_category& category() const; - error_condition default_error_condition() const; - std::string message() const; - explicit operator bool() const; -}; - -// non-member functions: -bool operator<(const error_code& lhs, const error_code& rhs); -template <class charT, class traits> - basic_ostream<charT,traits>& - operator<<(basic_ostream<charT,traits>& os, const error_code& ec); - -class error_condition -{ -public: - // constructors: - error_condition(); - error_condition(int val, const error_category& cat); - template <class ErrorConditionEnum> - error_condition(ErrorConditionEnum e); - - // modifiers: - void assign(int val, const error_category& cat); - template <class ErrorConditionEnum> - error_condition& operator=(ErrorConditionEnum e); - void clear(); - - // observers: - int value() const; - const error_category& category() const; - std::string message() const; - explicit operator bool() const; -}; - -bool operator<(const error_condition& lhs, const error_condition& rhs); - -class system_error - : public runtime_error -{ -public: - system_error(error_code ec, const std::string& what_arg); - system_error(error_code ec, const char* what_arg); - system_error(error_code ec); - system_error(int ev, const error_category& ecat, const std::string& what_arg); - system_error(int ev, const error_category& ecat, const char* what_arg); - system_error(int ev, const error_category& ecat); - - const error_code& code() const throw(); - const char* what() const throw(); -}; - -enum class errc -{ - address_family_not_supported, // EAFNOSUPPORT - address_in_use, // EADDRINUSE - address_not_available, // EADDRNOTAVAIL - already_connected, // EISCONN - argument_list_too_long, // E2BIG - argument_out_of_domain, // EDOM - bad_address, // EFAULT - bad_file_descriptor, // EBADF - bad_message, // EBADMSG - broken_pipe, // EPIPE - connection_aborted, // ECONNABORTED - connection_already_in_progress, // EALREADY - connection_refused, // ECONNREFUSED - connection_reset, // ECONNRESET - cross_device_link, // EXDEV - destination_address_required, // EDESTADDRREQ - device_or_resource_busy, // EBUSY - directory_not_empty, // ENOTEMPTY - executable_format_error, // ENOEXEC - file_exists, // EEXIST - file_too_large, // EFBIG - filename_too_long, // ENAMETOOLONG - function_not_supported, // ENOSYS - host_unreachable, // EHOSTUNREACH - identifier_removed, // EIDRM - illegal_byte_sequence, // EILSEQ - inappropriate_io_control_operation, // ENOTTY - interrupted, // EINTR - invalid_argument, // EINVAL - invalid_seek, // ESPIPE - io_error, // EIO - is_a_directory, // EISDIR - message_size, // EMSGSIZE - network_down, // ENETDOWN - network_reset, // ENETRESET - network_unreachable, // ENETUNREACH - no_buffer_space, // ENOBUFS - no_child_process, // ECHILD - no_link, // ENOLINK - no_lock_available, // ENOLCK - no_message_available, // ENODATA - no_message, // ENOMSG - no_protocol_option, // ENOPROTOOPT - no_space_on_device, // ENOSPC - no_stream_resources, // ENOSR - no_such_device_or_address, // ENXIO - no_such_device, // ENODEV - no_such_file_or_directory, // ENOENT - no_such_process, // ESRCH - not_a_directory, // ENOTDIR - not_a_socket, // ENOTSOCK - not_a_stream, // ENOSTR - not_connected, // ENOTCONN - not_enough_memory, // ENOMEM - not_supported, // ENOTSUP - operation_canceled, // ECANCELED - operation_in_progress, // EINPROGRESS - operation_not_permitted, // EPERM - operation_not_supported, // EOPNOTSUPP - operation_would_block, // EWOULDBLOCK - owner_dead, // EOWNERDEAD - permission_denied, // EACCES - protocol_error, // EPROTO - protocol_not_supported, // EPROTONOSUPPORT - read_only_file_system, // EROFS - resource_deadlock_would_occur, // EDEADLK - resource_unavailable_try_again, // EAGAIN - result_out_of_range, // ERANGE - state_not_recoverable, // ENOTRECOVERABLE - stream_timeout, // ETIME - text_file_busy, // ETXTBSY - timed_out, // ETIMEDOUT - too_many_files_open_in_system, // ENFILE - too_many_files_open, // EMFILE - too_many_links, // EMLINK - too_many_symbolic_link_levels, // ELOOP - value_too_large, // EOVERFLOW - wrong_protocol_type // EPROTOTYPE -}; - -template <> struct is_error_condition_enum<errc> : true_type { } - -error_code make_error_code(errc e); -error_condition make_error_condition(errc e); - -// Comparison operators: -bool operator==(const error_code& lhs, const error_code& rhs); -bool operator==(const error_code& lhs, const error_condition& rhs); -bool operator==(const error_condition& lhs, const error_code& rhs); -bool operator==(const error_condition& lhs, const error_condition& rhs); -bool operator!=(const error_code& lhs, const error_code& rhs); -bool operator!=(const error_code& lhs, const error_condition& rhs); -bool operator!=(const error_condition& lhs, const error_code& rhs); -bool operator!=(const error_condition& lhs, const error_condition& rhs); - -template <> struct hash<std::error_code>; - -} // std - -*/ - -#include "llvm/Config/config.h" -#include "llvm/Support/type_traits.h" -#include <cerrno> -#include <string> - -// This must be here instead of a .inc file because it is used in the definition -// of the enum values below. -#ifdef LLVM_ON_WIN32 - // VS 2008 needs this for some of the defines below. -# include <WinSock2.h> - - // The following numbers were taken from VS2010. -# ifndef EAFNOSUPPORT -# define EAFNOSUPPORT WSAEAFNOSUPPORT -# endif -# ifndef EADDRINUSE -# define EADDRINUSE WSAEADDRINUSE -# endif -# ifndef EADDRNOTAVAIL -# define EADDRNOTAVAIL WSAEADDRNOTAVAIL -# endif -# ifndef EISCONN -# define EISCONN WSAEISCONN -# endif -# ifndef E2BIG -# define E2BIG WSAE2BIG -# endif -# ifndef EDOM -# define EDOM WSAEDOM -# endif -# ifndef EFAULT -# define EFAULT WSAEFAULT -# endif -# ifndef EBADF -# define EBADF WSAEBADF -# endif -# ifndef EBADMSG -# define EBADMSG 104 -# endif -# ifndef EPIPE -# define EPIPE WSAEPIPE -# endif -# ifndef ECONNABORTED -# define ECONNABORTED WSAECONNABORTED -# endif -# ifndef EALREADY -# define EALREADY WSAEALREADY -# endif -# ifndef ECONNREFUSED -# define ECONNREFUSED WSAECONNREFUSED -# endif -# ifndef ECONNRESET -# define ECONNRESET WSAECONNRESET -# endif -# ifndef EXDEV -# define EXDEV WSAEXDEV -# endif -# ifndef EDESTADDRREQ -# define EDESTADDRREQ WSAEDESTADDRREQ -# endif -# ifndef EBUSY -# define EBUSY WSAEBUSY -# endif -# ifndef ENOTEMPTY -# define ENOTEMPTY WSAENOTEMPTY -# endif -# ifndef ENOEXEC -# define ENOEXEC WSAENOEXEC -# endif -# ifndef EEXIST -# define EEXIST WSAEEXIST -# endif -# ifndef EFBIG -# define EFBIG WSAEFBIG -# endif -# ifndef ENAMETOOLONG -# define ENAMETOOLONG WSAENAMETOOLONG -# endif -# ifndef ENOSYS -# define ENOSYS WSAENOSYS -# endif -# ifndef EHOSTUNREACH -# define EHOSTUNREACH WSAEHOSTUNREACH -# endif -# ifndef EIDRM -# define EIDRM 111 -# endif -# ifndef EILSEQ -# define EILSEQ WSAEILSEQ -# endif -# ifndef ENOTTY -# define ENOTTY WSAENOTTY -# endif -# ifndef EINTR -# define EINTR WSAEINTR -# endif -# ifndef EINVAL -# define EINVAL WSAEINVAL -# endif -# ifndef ESPIPE -# define ESPIPE WSAESPIPE -# endif -# ifndef EIO -# define EIO WSAEIO -# endif -# ifndef EISDIR -# define EISDIR WSAEISDIR -# endif -# ifndef EMSGSIZE -# define EMSGSIZE WSAEMSGSIZE -# endif -# ifndef ENETDOWN -# define ENETDOWN WSAENETDOWN -# endif -# ifndef ENETRESET -# define ENETRESET WSAENETRESET -# endif -# ifndef ENETUNREACH -# define ENETUNREACH WSAENETUNREACH -# endif -# ifndef ENOBUFS -# define ENOBUFS WSAENOBUFS -# endif -# ifndef ECHILD -# define ECHILD WSAECHILD -# endif -# ifndef ENOLINK -# define ENOLINK 121 -# endif -# ifndef ENOLCK -# define ENOLCK WSAENOLCK -# endif -# ifndef ENODATA -# define ENODATA 120 -# endif -# ifndef ENOMSG -# define ENOMSG 122 -# endif -# ifndef ENOPROTOOPT -# define ENOPROTOOPT WSAENOPROTOOPT -# endif -# ifndef ENOSPC -# define ENOSPC WSAENOSPC -# endif -# ifndef ENOSR -# define ENOSR 124 -# endif -# ifndef ENXIO -# define ENXIO WSAENXIO -# endif -# ifndef ENODEV -# define ENODEV WSAENODEV -# endif -# ifndef ENOENT -# define ENOENT WSAENOENT -# endif -# ifndef ESRCH -# define ESRCH WSAESRCH -# endif -# ifndef ENOTDIR -# define ENOTDIR WSAENOTDIR -# endif -# ifndef ENOTSOCK -# define ENOTSOCK WSAENOTSOCK -# endif -# ifndef ENOSTR -# define ENOSTR 125 -# endif -# ifndef ENOTCONN -# define ENOTCONN WSAENOTCONN -# endif -# ifndef ENOMEM -# define ENOMEM WSAENOMEM -# endif -# ifndef ENOTSUP -# define ENOTSUP 129 -# endif -# ifndef ECANCELED -# define ECANCELED 105 -# endif -# ifndef EINPROGRESS -# define EINPROGRESS WSAEINPROGRESS -# endif -# ifndef EPERM -# define EPERM WSAEPERM -# endif -# ifndef EOPNOTSUPP -# define EOPNOTSUPP WSAEOPNOTSUPP -# endif -# ifndef EWOULDBLOCK -# define EWOULDBLOCK WSAEWOULDBLOCK -# endif -# ifndef EOWNERDEAD -# define EOWNERDEAD 133 -# endif -# ifndef EACCES -# define EACCES WSAEACCES -# endif -# ifndef EPROTO -# define EPROTO 134 -# endif -# ifndef EPROTONOSUPPORT -# define EPROTONOSUPPORT WSAEPROTONOSUPPORT -# endif -# ifndef EROFS -# define EROFS WSAEROFS -# endif -# ifndef EDEADLK -# define EDEADLK WSAEDEADLK -# endif -# ifndef EAGAIN -# define EAGAIN WSAEAGAIN -# endif -# ifndef ERANGE -# define ERANGE WSAERANGE -# endif -# ifndef ENOTRECOVERABLE -# define ENOTRECOVERABLE 127 -# endif -# ifndef ETIME -# define ETIME 137 -# endif -# ifndef ETXTBSY -# define ETXTBSY 139 -# endif -# ifndef ETIMEDOUT -# define ETIMEDOUT WSAETIMEDOUT -# endif -# ifndef ENFILE -# define ENFILE WSAENFILE -# endif -# ifndef EMFILE -# define EMFILE WSAEMFILE -# endif -# ifndef EMLINK -# define EMLINK WSAEMLINK -# endif -# ifndef ELOOP -# define ELOOP WSAELOOP -# endif -# ifndef EOVERFLOW -# define EOVERFLOW 132 -# endif -# ifndef EPROTOTYPE -# define EPROTOTYPE WSAEPROTOTYPE -# endif -#endif - -namespace llvm { - -template <class T, T v> -struct integral_constant { - typedef T value_type; - static const value_type value = v; - typedef integral_constant<T,v> type; - operator value_type() { return value; } -}; - -typedef integral_constant<bool, true> true_type; -typedef integral_constant<bool, false> false_type; - -// is_error_code_enum - -template <class Tp> struct is_error_code_enum : public false_type {}; - -// is_error_condition_enum - -template <class Tp> struct is_error_condition_enum : public false_type {}; - -// Some error codes are not present on all platforms, so we provide equivalents -// for them: - -//enum class errc -struct errc { -enum _ { - success = 0, - address_family_not_supported = EAFNOSUPPORT, - address_in_use = EADDRINUSE, - address_not_available = EADDRNOTAVAIL, - already_connected = EISCONN, - argument_list_too_long = E2BIG, - argument_out_of_domain = EDOM, - bad_address = EFAULT, - bad_file_descriptor = EBADF, -#ifdef EBADMSG - bad_message = EBADMSG, -#else - bad_message = EINVAL, -#endif - broken_pipe = EPIPE, - connection_aborted = ECONNABORTED, - connection_already_in_progress = EALREADY, - connection_refused = ECONNREFUSED, - connection_reset = ECONNRESET, - cross_device_link = EXDEV, - destination_address_required = EDESTADDRREQ, - device_or_resource_busy = EBUSY, - directory_not_empty = ENOTEMPTY, - executable_format_error = ENOEXEC, - file_exists = EEXIST, - file_too_large = EFBIG, - filename_too_long = ENAMETOOLONG, - function_not_supported = ENOSYS, - host_unreachable = EHOSTUNREACH, - identifier_removed = EIDRM, - illegal_byte_sequence = EILSEQ, - inappropriate_io_control_operation = ENOTTY, - interrupted = EINTR, - invalid_argument = EINVAL, - invalid_seek = ESPIPE, - io_error = EIO, - is_a_directory = EISDIR, - message_size = EMSGSIZE, - network_down = ENETDOWN, - network_reset = ENETRESET, - network_unreachable = ENETUNREACH, - no_buffer_space = ENOBUFS, - no_child_process = ECHILD, -#ifdef ENOLINK - no_link = ENOLINK, -#else - no_link = EINVAL, -#endif - no_lock_available = ENOLCK, -#ifdef ENODATA - no_message_available = ENODATA, -#else - no_message_available = ENOMSG, -#endif - no_message = ENOMSG, - no_protocol_option = ENOPROTOOPT, - no_space_on_device = ENOSPC, -#ifdef ENOSR - no_stream_resources = ENOSR, -#else - no_stream_resources = ENOMEM, -#endif - no_such_device_or_address = ENXIO, - no_such_device = ENODEV, - no_such_file_or_directory = ENOENT, - no_such_process = ESRCH, - not_a_directory = ENOTDIR, - not_a_socket = ENOTSOCK, -#ifdef ENOSTR - not_a_stream = ENOSTR, -#else - not_a_stream = EINVAL, -#endif - not_connected = ENOTCONN, - not_enough_memory = ENOMEM, - not_supported = ENOTSUP, -#ifdef ECANCELED - operation_canceled = ECANCELED, -#else - operation_canceled = EINVAL, -#endif - operation_in_progress = EINPROGRESS, - operation_not_permitted = EPERM, - operation_not_supported = EOPNOTSUPP, - operation_would_block = EWOULDBLOCK, -#ifdef EOWNERDEAD - owner_dead = EOWNERDEAD, -#else - owner_dead = EINVAL, -#endif - permission_denied = EACCES, -#ifdef EPROTO - protocol_error = EPROTO, -#else - protocol_error = EINVAL, -#endif - protocol_not_supported = EPROTONOSUPPORT, - read_only_file_system = EROFS, - resource_deadlock_would_occur = EDEADLK, - resource_unavailable_try_again = EAGAIN, - result_out_of_range = ERANGE, -#ifdef ENOTRECOVERABLE - state_not_recoverable = ENOTRECOVERABLE, -#else - state_not_recoverable = EINVAL, -#endif -#ifdef ETIME - stream_timeout = ETIME, -#else - stream_timeout = ETIMEDOUT, -#endif - text_file_busy = ETXTBSY, - timed_out = ETIMEDOUT, - too_many_files_open_in_system = ENFILE, - too_many_files_open = EMFILE, - too_many_links = EMLINK, - too_many_symbolic_link_levels = ELOOP, - value_too_large = EOVERFLOW, - wrong_protocol_type = EPROTOTYPE -}; - - _ v_; - - errc(_ v) : v_(v) {} - operator int() const {return v_;} -}; - -template <> struct is_error_condition_enum<errc> : true_type { }; - -template <> struct is_error_condition_enum<errc::_> : true_type { }; - -class error_condition; -class error_code; - -// class error_category - -class _do_message; - -class error_category -{ -public: - virtual ~error_category(); - -private: - error_category(); - error_category(const error_category&);// = delete; - error_category& operator=(const error_category&);// = delete; - -public: - virtual const char* name() const = 0; - virtual error_condition default_error_condition(int _ev) const; - virtual bool equivalent(int _code, const error_condition& _condition) const; - virtual bool equivalent(const error_code& _code, int _condition) const; - virtual std::string message(int _ev) const = 0; - - bool operator==(const error_category& _rhs) const {return this == &_rhs;} - - bool operator!=(const error_category& _rhs) const {return !(*this == _rhs);} - - bool operator< (const error_category& _rhs) const {return this < &_rhs;} - - friend class _do_message; -}; - -class _do_message : public error_category -{ -public: - virtual std::string message(int ev) const; -}; - -const error_category& generic_category(); -const error_category& system_category(); - -class error_condition -{ - int _val_; - const error_category* _cat_; -public: - error_condition() : _val_(0), _cat_(&generic_category()) {} - - error_condition(int _val, const error_category& _cat) - : _val_(_val), _cat_(&_cat) {} - - template <class E> - error_condition(E _e, typename enable_if_c< - is_error_condition_enum<E>::value - >::type* = 0) - {*this = make_error_condition(_e);} - - void assign(int _val, const error_category& _cat) { - _val_ = _val; - _cat_ = &_cat; - } - - template <class E> - typename enable_if_c - < - is_error_condition_enum<E>::value, - error_condition& - >::type - operator=(E _e) - {*this = make_error_condition(_e); return *this;} - - void clear() { - _val_ = 0; - _cat_ = &generic_category(); - } - - int value() const {return _val_;} - - const error_category& category() const {return *_cat_;} - std::string message() const; - - // explicit - operator bool() const {return _val_ != 0;} -}; - -inline error_condition make_error_condition(errc _e) { - return error_condition(static_cast<int>(_e), generic_category()); -} - -inline bool operator<(const error_condition& _x, const error_condition& _y) { - return _x.category() < _y.category() - || (_x.category() == _y.category() && _x.value() < _y.value()); -} - -// error_code - -class error_code { - int _val_; - const error_category* _cat_; -public: - error_code() : _val_(0), _cat_(&system_category()) {} - - error_code(int _val, const error_category& _cat) - : _val_(_val), _cat_(&_cat) {} - - template <class E> - error_code(E _e, typename enable_if_c< - is_error_code_enum<E>::value - >::type* = 0) { - *this = make_error_code(_e); - } - - void assign(int _val, const error_category& _cat) { - _val_ = _val; - _cat_ = &_cat; - } - - template <class E> - typename enable_if_c - < - is_error_code_enum<E>::value, - error_code& - >::type - operator=(E _e) - {*this = make_error_code(_e); return *this;} - - void clear() { - _val_ = 0; - _cat_ = &system_category(); - } - - int value() const {return _val_;} - - const error_category& category() const {return *_cat_;} - - error_condition default_error_condition() const - {return _cat_->default_error_condition(_val_);} - - std::string message() const; - - // explicit - operator bool() const {return _val_ != 0;} -}; - -inline error_code make_error_code(errc _e) { - return error_code(static_cast<int>(_e), generic_category()); -} - -inline bool operator<(const error_code& _x, const error_code& _y) { - return _x.category() < _y.category() - || (_x.category() == _y.category() && _x.value() < _y.value()); -} - -inline bool operator==(const error_code& _x, const error_code& _y) { - return _x.category() == _y.category() && _x.value() == _y.value(); -} - -inline bool operator==(const error_code& _x, const error_condition& _y) { - return _x.category().equivalent(_x.value(), _y) - || _y.category().equivalent(_x, _y.value()); -} - -inline bool operator==(const error_condition& _x, const error_code& _y) { - return _y == _x; -} - -inline bool operator==(const error_condition& _x, const error_condition& _y) { - return _x.category() == _y.category() && _x.value() == _y.value(); -} - -inline bool operator!=(const error_code& _x, const error_code& _y) { - return !(_x == _y); -} - -inline bool operator!=(const error_code& _x, const error_condition& _y) { - return !(_x == _y); -} - -inline bool operator!=(const error_condition& _x, const error_code& _y) { - return !(_x == _y); -} - -inline bool operator!=(const error_condition& _x, const error_condition& _y) { - return !(_x == _y); -} - -// system_error - -} // end namespace llvm - -// This needs to stay here for KillTheDoctor. -#ifdef LLVM_ON_WIN32 -// FIXME: These two headers really really really need to be removed from here. -// Not only is it a violation of System, they define the stupid min and -// max macros :(. -#include <Windows.h> -#include <WinError.h> - -namespace llvm { - -// To construct an error_code after an API error: -// -// error_code( ::GetLastError(), system_category() ) -struct windows_error { -enum _ { - success = 0, - // These names and values are based on Windows winerror.h - // This is not a complete list. - invalid_function = ERROR_INVALID_FUNCTION, - file_not_found = ERROR_FILE_NOT_FOUND, - path_not_found = ERROR_PATH_NOT_FOUND, - too_many_open_files = ERROR_TOO_MANY_OPEN_FILES, - access_denied = ERROR_ACCESS_DENIED, - invalid_handle = ERROR_INVALID_HANDLE, - arena_trashed = ERROR_ARENA_TRASHED, - not_enough_memory = ERROR_NOT_ENOUGH_MEMORY, - invalid_block = ERROR_INVALID_BLOCK, - bad_environment = ERROR_BAD_ENVIRONMENT, - bad_format = ERROR_BAD_FORMAT, - invalid_access = ERROR_INVALID_ACCESS, - outofmemory = ERROR_OUTOFMEMORY, - invalid_drive = ERROR_INVALID_DRIVE, - current_directory = ERROR_CURRENT_DIRECTORY, - not_same_device = ERROR_NOT_SAME_DEVICE, - no_more_files = ERROR_NO_MORE_FILES, - write_protect = ERROR_WRITE_PROTECT, - bad_unit = ERROR_BAD_UNIT, - not_ready = ERROR_NOT_READY, - bad_command = ERROR_BAD_COMMAND, - crc = ERROR_CRC, - bad_length = ERROR_BAD_LENGTH, - seek = ERROR_SEEK, - not_dos_disk = ERROR_NOT_DOS_DISK, - sector_not_found = ERROR_SECTOR_NOT_FOUND, - out_of_paper = ERROR_OUT_OF_PAPER, - write_fault = ERROR_WRITE_FAULT, - read_fault = ERROR_READ_FAULT, - gen_failure = ERROR_GEN_FAILURE, - sharing_violation = ERROR_SHARING_VIOLATION, - lock_violation = ERROR_LOCK_VIOLATION, - wrong_disk = ERROR_WRONG_DISK, - sharing_buffer_exceeded = ERROR_SHARING_BUFFER_EXCEEDED, - handle_eof = ERROR_HANDLE_EOF, - handle_disk_full = ERROR_HANDLE_DISK_FULL, - rem_not_list = ERROR_REM_NOT_LIST, - dup_name = ERROR_DUP_NAME, - bad_net_path = ERROR_BAD_NETPATH, - network_busy = ERROR_NETWORK_BUSY, - file_exists = ERROR_FILE_EXISTS, - cannot_make = ERROR_CANNOT_MAKE, - broken_pipe = ERROR_BROKEN_PIPE, - open_failed = ERROR_OPEN_FAILED, - buffer_overflow = ERROR_BUFFER_OVERFLOW, - disk_full = ERROR_DISK_FULL, - lock_failed = ERROR_LOCK_FAILED, - busy = ERROR_BUSY, - cancel_violation = ERROR_CANCEL_VIOLATION, - already_exists = ERROR_ALREADY_EXISTS -}; - _ v_; - - windows_error(_ v) : v_(v) {} - explicit windows_error(DWORD v) : v_(_(v)) {} - operator int() const {return v_;} -}; - - -template <> struct is_error_code_enum<windows_error> : true_type { }; - -template <> struct is_error_code_enum<windows_error::_> : true_type { }; - -inline error_code make_error_code(windows_error e) { - return error_code(static_cast<int>(e), system_category()); -} - -} // end namespace llvm - -#endif // LLVM_ON_WINDOWS - -#endif |