Thread (17 messages) flat view 17 messages, 3 authors, 2016-06-15
STALE3734d

Revision v2 of 3 in this series.

Revisions (3)
  1. v1 [diff vs current]
  2. v2 current
  3. v2 [diff vs current]

[PATCH v2 3/3] commit::print_summary(): set rev_info.always_show_header to 1

From: Tay Ray Chuan <hidden>
Date: 2016-06-15 22:48:52
Subsystem: the rest · Maintainer: Linus Torvalds

This attempts to fix a regression in git-commit, where non-abbreviated
SHA-1s were printed in the summary.

One possible fix would be to set ctx.abbrev to DEFAULT_ABBREV in the
`if` block. However, we remove this codeblock altogether, and set
rev.always_show_header.

This way, we use back the same show_log() mechanism (instead of
format_commit_message()).

Quoting log-tree.c:560:

	shown = log_tree_diff(opt, commit, &log);
	if (!shown && opt->loginfo && opt->always_show_header) {
		log.parent = NULL;
		show_log(opt);
		shown = 1;
	}

This is the only area that always_show_header is checked, so the
setting of this flag should only affect this area.

Signed-off-by: Tay Ray Chuan <redacted>
---

Changed from v1:
 - used an alternative fix - see patch message for more.

 builtin/commit.c  |   13 ++++---------
 t/t7502-commit.sh |    4 ++--
 2 files changed, 6 insertions(+), 11 deletions(-)
diff --git a/builtin/commit.c b/builtin/commit.c
index a4e4966..2884d0c 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -1148,7 +1148,7 @@ static void print_summary(const char *prefix, const unsigned char *sha1)
 	rev.verbose_header = 1;
 	rev.show_root_diff = 1;
 	get_commit_format(format.buf, &rev);
-	rev.always_show_header = 0;
+	rev.always_show_header = 1;
 	rev.diffopt.detect_rename = 1;
 	rev.diffopt.rename_limit = 100;
 	rev.diffopt.break_opt = 0;
@@ -1162,14 +1162,9 @@ static void print_summary(const char *prefix, const unsigned char *sha1)
 				head,
 		initial_commit ? " (root-commit)" : "");

-	if (!log_tree_commit(&rev, commit)) {
-		struct pretty_print_context ctx = {0};
-		struct strbuf buf = STRBUF_INIT;
-		ctx.date_mode = DATE_NORMAL;
-		format_commit_message(commit, format.buf + 7, &buf, &ctx);
-		printf("%s\n", buf.buf);
-		strbuf_release(&buf);
-	}
+	if (!log_tree_commit(&rev, commit))
+		die("unable to print summary");
+
 	strbuf_release(&format);
 }
diff --git a/t/t7502-commit.sh b/t/t7502-commit.sh
index b10541d..08c0247 100755
--- a/t/t7502-commit.sh
+++ b/t/t7502-commit.sh
@@ -36,12 +36,12 @@ test_expect_success 'output summary format' '
 	check_summary_oneline "" "a change"
 '

-test_expect_failure 'output summary format for commit with an empty diff' '
+test_expect_success 'output summary format for commit with an empty diff' '

 	check_summary_oneline "" "empty" "--allow-empty"
 '

-test_expect_failure 'output summary format for merges' '
+test_expect_success 'output summary format for merges' '

 	git checkout -b recursive-base &&
 	test_commit base file1 &&
--
1.7.1.189.g07419
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