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-rw-r--r--builtin.h2
-rw-r--r--builtin/diff.c24
-rw-r--r--diff-no-index.c11
3 files changed, 22 insertions, 15 deletions
diff --git a/builtin.h b/builtin.h
index 338f540e39..e426de3ff7 100644
--- a/builtin.h
+++ b/builtin.h
@@ -41,6 +41,8 @@ int copy_note_for_rewrite(struct notes_rewrite_cfg *c,
void finish_copy_notes_for_rewrite(struct notes_rewrite_cfg *c);
extern int check_pager_config(const char *cmd);
+struct diff_options;
+extern void setup_diff_pager(struct diff_options *);
extern int textconv_object(const char *path, unsigned mode, const unsigned char *sha1, char **buf, unsigned long *buf_size);
diff --git a/builtin/diff.c b/builtin/diff.c
index 9069dc41be..da8f6aac2b 100644
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -304,13 +304,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
- /*
- * If the user asked for our exit code then don't start a
- * pager or we would end up reporting its exit code instead.
- */
- if (!DIFF_OPT_TST(&rev.diffopt, EXIT_WITH_STATUS) &&
- check_pager_config("diff") != 0)
- setup_pager();
+ setup_diff_pager(&rev.diffopt);
/*
* Do we have --cached and not have a pending object, then
@@ -421,3 +415,19 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
refresh_index_quietly();
return result;
}
+
+void setup_diff_pager(struct diff_options *opt)
+{
+ /*
+ * If the user asked for our exit code, then either they want --quiet
+ * or --exit-code. We should definitely not bother with a pager in the
+ * former case, as we will generate no output. Since we still properly
+ * report our exit code even when a pager is run, we _could_ run a
+ * pager with --exit-code. But since we have not done so historically,
+ * and because it is easy to find people oneline advising "git diff
+ * --exit-code" in hooks and other scripts, we do not do so.
+ */
+ if (!DIFF_OPT_TST(opt, EXIT_WITH_STATUS) &&
+ check_pager_config("diff") != 0)
+ setup_pager();
+}
diff --git a/diff-no-index.c b/diff-no-index.c
index f0b0010aed..77667b810d 100644
--- a/diff-no-index.c
+++ b/diff-no-index.c
@@ -224,13 +224,6 @@ void diff_no_index(struct rev_info *revs,
}
}
- /*
- * If the user asked for our exit code then don't start a
- * pager or we would end up reporting its exit code instead.
- */
- if (!DIFF_OPT_TST(&revs->diffopt, EXIT_WITH_STATUS))
- setup_pager();
-
if (prefix) {
int len = strlen(prefix);
const char *paths[3];
@@ -255,13 +248,15 @@ void diff_no_index(struct rev_info *revs,
if (!revs->diffopt.output_format)
revs->diffopt.output_format = DIFF_FORMAT_PATCH;
- DIFF_OPT_SET(&revs->diffopt, EXIT_WITH_STATUS);
DIFF_OPT_SET(&revs->diffopt, NO_INDEX);
revs->max_count = -2;
if (diff_setup_done(&revs->diffopt) < 0)
die("diff_setup_done failed");
+ setup_diff_pager(&revs->diffopt);
+ DIFF_OPT_SET(&revs->diffopt, EXIT_WITH_STATUS);
+
if (queue_diff(&revs->diffopt, revs->diffopt.pathspec.raw[0],
revs->diffopt.pathspec.raw[1]))
exit(1);