#include "llvm/Support/Errno.h"
#include "llvm/Config/config.h" // Get autoconf configuration settings
+#include "llvm/Support/raw_ostream.h"
#if HAVE_STRING_H
#include <string.h>
const int MaxErrStrLen = 2000;
char buffer[MaxErrStrLen];
buffer[0] = '\0';
- char* str = buffer;
+ std::string str;
#ifdef HAVE_STRERROR_R
// strerror_r is thread-safe.
if (errnum)
str = strerror_r(errnum,buffer,MaxErrStrLen-1);
# else
strerror_r(errnum,buffer,MaxErrStrLen-1);
+ str = buffer;
# endif
#elif HAVE_DECL_STRERROR_S // "Windows Secure API"
if (errnum)
// the buffer as fast as possible to minimize impact
// of collision of strerror in multiple threads.
if (errnum)
- strncpy(buffer,strerror(errnum),MaxErrStrLen-1);
- buffer[MaxErrStrLen-1] = '\0';
+ str = strerror(errnum);
#else
// Strange that this system doesn't even have strerror
// but, oh well, just use a generic message
- sprintf(buffer, "Error #%d", errnum);
+ raw_string_ostream stream(str);
+ stream << "Error #" << errnum;
+ stream.flush();
#endif
return str;
}