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[Support] Fix StrError on Windows to actually return the error string...

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llvm-svn: 167191
This commit is contained in:
Michael J. Spencer 2012-11-01 00:34:09 +00:00
parent 4498c89d5f
commit cfb51565fa
1 changed files with 3 additions and 1 deletions
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4
lib/Support/Errno.cpp
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@ -53,8 +53,10 @@ std::string StrError(int errnum) {
str = buffer;
# endif
#elif HAVE_DECL_STRERROR_S // "Windows Secure API"
if (errnum)
if (errnum) {
strerror_s(buffer, MaxErrStrLen - 1, errnum);
str = buffer;
}
#elif defined(HAVE_STRERROR)
// Copy the thread un-safe result of strerror into
// the buffer as fast as possible to minimize impact