Diff in diffutils will return 1 in case -r option is specified without
-N something exists only in one of the directories.
Signed-off-by: Alexander Shishkin <virtu...@slind.org>
---
editors/diff.c | 9 ++++++---
1 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/editors/diff.c b/editors/diff.c
index cc7ba47..ca4a4ea 100644
--- a/editors/diff.c
+++ b/editors/diff.c
@@ -794,7 +794,9 @@ static int FAST_FUNC skip_dir(const char *filename,
free(othername);
if (r != 0 || !S_ISDIR(osb.st_mode)) {
/* other dir doesn't have similarly named
- * directory, don't recurse */
+ * directory, don't recurse; return 1 upon
+ * exit, just like diffutils' diff */
+ exit_status |= 1;
return SKIP;
}
}
@@ -846,9 +848,10 @@ static void diffdir(char *p[2], const char *s_start)
break;
pos = !dp[0] ? 1 : (!dp[1] ? -1 : strcmp(dp[0], dp[1]));
k = pos > 0;
- if (pos && !(option_mask32 & FLAG(N)))
+ if (pos && !(option_mask32 & FLAG(N))) {
printf("Only in %s: %s\n", p[k], dp[k]);
- else {
+ exit_status |= 1;
+ } else {
char *fullpath[2], *path[2]; /* if -N */
for (i = 0; i < 2; i++) {
--
1.7.1
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