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[ASan] Use WriteFile instead of fwrite in AsanWrite 

llvm-svn: 152540
This commit is contained in:
Timur Iskhodzhanov 2012-03-11 12:45:12 +00:00
parent 354589a663
commit fead7f5aa5
1 changed files with 7 additions and 2 deletions
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9
compiler-rt/lib/asan/asan_win.cc
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@ -59,8 +59,13 @@ size_t AsanWrite(int fd, const void *buf, size_t count) {
if (fd != 2)
UNIMPLEMENTED();
// FIXME: use WriteFile instead?
return fwrite(buf, 1, count, stderr);
HANDLE err = GetStdHandle(STD_ERROR_HANDLE);
if (err == NULL)
return 0; // FIXME: this might not work on some apps.
DWORD ret;
if (!WriteFile(err, buf, count, &ret, NULL))
return 0;
return ret;
}
// FIXME: Looks like these functions are not needed and are linked in by the