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authorRamkumar Ramachandra <artagnon@gmail.com>2010-08-28 01:58:16 +0530
committerJunio C Hamano <gitster@pobox.com>2010-08-27 16:47:45 -0700
commit2c642ed8668745271a714f0a672dbfcd6b0a6fa8 (patch)
treefa9ad23593a89c3cd89ec8ebd04535a94acb1345
parent6426f2d2afb42e51dac901ff666c3296424c6f5c (diff)
downloadgit-2c642ed8668745271a714f0a672dbfcd6b0a6fa8.tar.gz
format-patch: Don't go over merge commits
If the topmost three commits in a branch were merge commits, 'git format-patch -3' used to output nothing. Since Git can't prepare patches out of merge commits anyway, don't go over them in the first place. 'git format-patch -3' now prepares three patches from the topmost three commits without counting merge commits. Also add a corresponding test in t4014-format-patch and update documentation. Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--Documentation/git-format-patch.txt2
-rw-r--r--builtin/log.c7
-rwxr-xr-xt/t4014-format-patch.sh16
3 files changed, 18 insertions, 7 deletions
diff --git a/Documentation/git-format-patch.txt b/Documentation/git-format-patch.txt
index 835fb7135b..95b8bcc49e 100644
--- a/Documentation/git-format-patch.txt
+++ b/Documentation/git-format-patch.txt
@@ -73,7 +73,7 @@ OPTIONS
include::diff-options.txt[]
-<n>::
- Limits the number of patches to prepare.
+ Prepare patches from the topmost <n> commits.
-o <dir>::
--output-directory <dir>::
diff --git a/builtin/log.c b/builtin/log.c
index 6208703c06..0093b2d8d8 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -1012,8 +1012,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
rev.commit_format = CMIT_FMT_EMAIL;
rev.verbose_header = 1;
rev.diff = 1;
- rev.combine_merges = 0;
- rev.ignore_merges = 1;
+ rev.no_merges = 1;
DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
rev.subject_prefix = fmt_patch_subject_prefix;
memset(&s_r_opt, 0, sizeof(s_r_opt));
@@ -1184,10 +1183,6 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
continue;
}
- /* ignore merges */
- if (commit->parents && commit->parents->next)
- continue;
-
if (ignore_if_in_upstream &&
has_commit_patch_id(commit, &ids))
continue;
diff --git a/t/t4014-format-patch.sh b/t/t4014-format-patch.sh
index 6321ac88aa..2e78c9e662 100755
--- a/t/t4014-format-patch.sh
+++ b/t/t4014-format-patch.sh
@@ -56,6 +56,22 @@ test_expect_success "format-patch --ignore-if-in-upstream" '
'
+test_expect_success "format-patch doesn't consider merge commits" '
+
+ git checkout -b slave master &&
+ echo "Another line" >>file &&
+ test_tick &&
+ git commit -am "Slave change #1" &&
+ echo "Yet another line" >>file &&
+ test_tick &&
+ git commit -am "Slave change #2" &&
+ git checkout -b merger master &&
+ test_tick &&
+ git merge --no-ff slave &&
+ cnt=`git format-patch -3 --stdout | grep "^From " | wc -l` &&
+ test $cnt = 3
+'
+
test_expect_success "format-patch result applies" '
git checkout -b rebuild-0 master &&