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We don't need a null terminator for the output file.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128098 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2011-03-22 19:20:47 +00:00
parent c1dbd5d9c3
commit 11d1803770
3 changed files with 16 additions and 7 deletions
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lib/Support/MemoryBuffer.cpp
+8 -4
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@@ -196,15 +196,18 @@ public:
error_code MemoryBuffer::getFile(StringRef Filename,
OwningPtr<MemoryBuffer> &result,
int64_t FileSize) {
int64_t FileSize,
bool RequiresNullTerminator) {
// Ensure the path is null terminated.
SmallString<256> PathBuf(Filename.begin(), Filename.end());
return MemoryBuffer::getFile(PathBuf.c_str(), result, FileSize);
return MemoryBuffer::getFile(PathBuf.c_str(), result, FileSize,
RequiresNullTerminator);
}
error_code MemoryBuffer::getFile(const char *Filename,
OwningPtr<MemoryBuffer> &result,
int64_t FileSize) {
int64_t FileSize,
bool RequiresNullTerminator) {
int OpenFlags = O_RDONLY;
#ifdef O_BINARY
OpenFlags |= O_BINARY; // Open input file in binary mode on win32.
@@ -213,7 +216,8 @@ error_code MemoryBuffer::getFile(const char *Filename,
if (FD == -1) {
return error_code(errno, posix_category());
}
error_code ret = getOpenFile(FD, Filename, result, FileSize);
error_code ret = getOpenFile(FD, Filename, result, FileSize, FileSize,
0, RequiresNullTerminator);
close(FD);
return ret;
}