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Diffstat (limited to 'bindings/go/llvm/support.go')
-rw-r--r-- | bindings/go/llvm/support.go | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/bindings/go/llvm/support.go b/bindings/go/llvm/support.go new file mode 100644 index 0000000..6f20086 --- /dev/null +++ b/bindings/go/llvm/support.go @@ -0,0 +1,54 @@ +//===- support.go - Bindings for support ----------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file defines bindings for the support component. +// +//===----------------------------------------------------------------------===// + +package llvm + +/* +#include "llvm-c/Support.h" +#include "SupportBindings.h" +#include <stdlib.h> +*/ +import "C" + +import ( + "errors" + "unsafe" +) + +// Loads a dynamic library such that it may be used as an LLVM plugin. +// See llvm::sys::DynamicLibrary::LoadLibraryPermanently. +func LoadLibraryPermanently(lib string) error { + var errstr *C.char + libstr := C.CString(lib) + defer C.free(unsafe.Pointer(libstr)) + C.LLVMLoadLibraryPermanently2(libstr, &errstr) + if errstr != nil { + err := errors.New(C.GoString(errstr)) + C.free(unsafe.Pointer(errstr)) + return err + } + return nil +} + +// Parse the given arguments using the LLVM command line parser. +// See llvm::cl::ParseCommandLineOptions. +func ParseCommandLineOptions(args []string, overview string) { + argstrs := make([]*C.char, len(args)) + for i, arg := range args { + argstrs[i] = C.CString(arg) + defer C.free(unsafe.Pointer(argstrs[i])) + } + overviewstr := C.CString(overview) + defer C.free(unsafe.Pointer(overviewstr)) + C.LLVMParseCommandLineOptions(C.int(len(args)), &argstrs[0], overviewstr) +} |