return true;
char buffer[MAXPATHLEN];
buffer[0] = 0;
+ char* str = buffer;
if (errnum == -1)
errnum = errno;
#ifdef HAVE_STRERROR_R
// strerror_r is thread-safe.
if (errnum)
+# if defined(__GLIBC__) && defined(_GNU_SOURCE)
+ // glibc defines its own incompatible version of strerror_r
+ // which may not use the buffer supplied.
+ str = strerror_r(errnum,buffer,MAXPATHLEN-1);
+# else
strerror_r(errnum,buffer,MAXPATHLEN-1);
+# endif
#elif HAVE_STRERROR
// Copy the thread un-safe result of strerror into
// the buffer as fast as possible to minimize impact
// but, oh well, just use a generic message
sprintf(buffer, "Error #%d", errnum);
#endif
- *ErrMsg = prefix + ": " + buffer;
+ *ErrMsg = prefix + ": " + str;
return true;
}