llvm-6502/lib/Bitcode/Writer/BitWriter.cpp
2007-12-29 20:36:04 +00:00

53 lines
1.5 KiB
C++

//===-- BitWriter.cpp -----------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm-c/BitWriter.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include <fstream>
using namespace llvm;
/*===-- Operations on modules ---------------------------------------------===*/
int LLVMWriteBitcodeToFile(LLVMModuleRef M, const char *Path) {
std::ofstream OS(Path, std::ios_base::out|std::ios::trunc|std::ios::binary);
if (!OS.fail())
WriteBitcodeToFile(unwrap(M), OS);
if (OS.fail())
return -1;
return 0;
}
#ifdef __GNUC__
#include <ext/stdio_filebuf.h>
// FIXME: Control this with configure? Provide some portable abstraction in
// libSystem? As is, the user will just get a linker error if they use this on
// non-GCC. Some C++ stdlibs even have ofstream::ofstream(int fd).
int LLVMWriteBitcodeToFileHandle(LLVMModuleRef M, int FileHandle) {
__gnu_cxx::stdio_filebuf<char> Buffer(FileHandle, std::ios_base::out |
std::ios::trunc |
std::ios::binary);
std::ostream OS(&Buffer);
if (!OS.fail())
WriteBitcodeToFile(unwrap(M), OS);
if (OS.fail())
return -1;
return 0;
}
#endif