This defines xdup() and xfdopen() in git-compat-util.h to give
us error-catching variants of them without cluttering the code
too much.
Signed-off-by: Jim Meyering <jim@meyering.net>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
get_patch_ids(&rev, &ids, prefix);
if (!use_stdout)
- realstdout = fdopen(dup(1), "w");
+ realstdout = xfdopen(xdup(1), "w");
prepare_revision_walk(&rev);
while ((commit = get_revision(&rev)) != NULL) {
}
}
+static inline int xdup(int fd)
+{
+ int ret = dup(fd);
+ if (ret < 0)
+ die("dup failed: %s", strerror(errno));
+ return ret;
+}
+
+static inline FILE *xfdopen(int fd, const char *mode)
+{
+ FILE *stream = fdopen(fd, mode);
+ if (stream == NULL)
+ die("Out of memory? fdopen failed: %s", strerror(errno));
+ return stream;
+}
+
static inline size_t xsize_t(off_t len)
{
return (size_t)len;