lib/Bitcode/Writer/BitWriter.cpp

   1 //===-- BitWriter.cpp -----------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #include "llvm-c/BitWriter.h"
  11 #include "llvm/Bitcode/ReaderWriter.h"
  12 #include "llvm/Support/raw_ostream.h"
  13 using namespace llvm;
  14
  15
  16 /*===-- Operations on modules ---------------------------------------------===*/
  17
  18 int LLVMWriteBitcodeToFile(LLVMModuleRef M, const char *Path) {
  19   std::string ErrorInfo;
  20   raw_fd_ostream OS(Path, ErrorInfo,
  21                     raw_fd_ostream::F_Binary);
  22
  23   if (!ErrorInfo.empty())
  24     return -1;
  25
  26   WriteBitcodeToFile(unwrap(M), OS);
  27   return 0;
  28 }
  29
  30 #if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR >= 4)
  31 #include <ext/stdio_filebuf.h>
  32
  33 int LLVMWriteBitcodeToFileHandle(LLVMModuleRef M, int FileHandle) {
  34   raw_fd_ostream OS(FileHandle, false);
  35
  36   WriteBitcodeToFile(unwrap(M), OS);
  37   return 0;
  38 }
  39
  40 #else
  41
  42 int LLVMWriteBitcodeToFileHandle(LLVMModuleRef M, int FileHandle) {
  43   return -1; // Not supported.
  44 }
  45
  46 #endif