Be clearer about error reporting

This commit is contained in:
Eric Fischer 2014-10-04 14:11:59 -07:00
parent 3433d17a96
commit 41447a4678

View File

@ -137,7 +137,7 @@ int indexcmp(const void *v1, const void *v2) {
size_t fwrite_check(const void *ptr, size_t size, size_t nitems, FILE *stream) {
size_t w = fwrite(ptr, size, nitems, stream);
if (w != nitems) {
fprintf(stderr, "Write failed\n");
fprintf(stderr, "Write failed: %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
return w;