From 60e6f3d4123a01babeb2c1a0e00d0a2b109008e5 Mon Sep 17 00:00:00 2001 From: Dan Gohman Date: Thu, 24 Jun 2010 16:25:50 +0000 Subject: Add overloads for getFile and getFileOrSTDIN which take a const char * instead of a StringRef, avoiding the need to copy the string in the common case. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106754 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Support/MemoryBuffer.cpp | 20 +++++++++++++++++--- 1 file changed, 17 insertions(+), 3 deletions(-) (limited to 'lib/Support') diff --git a/lib/Support/MemoryBuffer.cpp b/lib/Support/MemoryBuffer.cpp index e8c34da..b1a767c 100644 --- a/lib/Support/MemoryBuffer.cpp +++ b/lib/Support/MemoryBuffer.cpp @@ -141,6 +141,15 @@ MemoryBuffer *MemoryBuffer::getFileOrSTDIN(StringRef Filename, return getFile(Filename, ErrStr, FileSize, FileInfo); } +MemoryBuffer *MemoryBuffer::getFileOrSTDIN(const char *Filename, + std::string *ErrStr, + int64_t FileSize, + struct stat *FileInfo) { + if (strcmp(Filename, "-") == 0) + return getSTDIN(ErrStr); + return getFile(Filename, ErrStr, FileSize, FileInfo); +} + //===----------------------------------------------------------------------===// // MemoryBuffer::getFile implementation. //===----------------------------------------------------------------------===// @@ -177,12 +186,17 @@ public: MemoryBuffer *MemoryBuffer::getFile(StringRef Filename, std::string *ErrStr, int64_t FileSize, struct stat *FileInfo) { - int OpenFlags = 0; + SmallString<256> PathBuf(Filename.begin(), Filename.end()); + return MemoryBuffer::getFile(PathBuf.c_str(), ErrStr, FileSize, FileInfo); +} + +MemoryBuffer *MemoryBuffer::getFile(const char *Filename, std::string *ErrStr, + int64_t FileSize, struct stat *FileInfo) { + int OpenFlags = O_RDONLY; #ifdef O_BINARY OpenFlags |= O_BINARY; // Open input file in binary mode on win32. #endif - SmallString<256> PathBuf(Filename.begin(), Filename.end()); - int FD = ::open(PathBuf.c_str(), O_RDONLY|OpenFlags); + int FD = ::open(Filename, OpenFlags); if (FD == -1) { if (ErrStr) *ErrStr = sys::StrError(); return 0; -- cgit v1.1