Just like the pretty printing machinery, we should simply ignore blank
lines at the beginning of the commit messages.

This discrepancy was noticed when an early version of the rebase--helper
produced commit objects with more than one empty line between the header
and the commit message.

Signed-off-by: Johannes Schindelin <johannes.schinde...@gmx.de>
---
 commit.c                 |  2 +-
 t/t8008-blame-formats.sh | 17 +++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/commit.c b/commit.c
index 3f4f371..0bf868f 100644
--- a/commit.c
+++ b/commit.c
@@ -414,7 +414,7 @@ int find_commit_subject(const char *commit_buffer, const 
char **subject)
        while (*p && (*p != '\n' || p[1] != '\n'))
                p++;
        if (*p) {
-               p += 2;
+               p = skip_empty_lines(p + 2);
                for (eol = p; *eol && *eol != '\n'; eol++)
                        ; /* do nothing */
        } else
diff --git a/t/t8008-blame-formats.sh b/t/t8008-blame-formats.sh
index 29f84a6..b98f9a4 100755
--- a/t/t8008-blame-formats.sh
+++ b/t/t8008-blame-formats.sh
@@ -87,4 +87,21 @@ test_expect_success 'blame --line-porcelain output' '
        test_cmp expect actual
 '
 
+test_expect_success '--porcelain detects first non-empty line as subject' '
+       (
+               GIT_INDEX_FILE=.git/tmp-index &&
+               export GIT_INDEX_FILE &&
+               echo "This is it" >single-file &&
+               git add single-file &&
+               tree=$(git write-tree) &&
+               commit=$(printf "%s\n%s\n%s\n\n\n  \noneline\n\nbody\n" \
+                       "tree $tree" \
+                       "author A <a@b.c> 123456789 +0000" \
+                       "committer C <c@d.e> 123456789 +0000" |
+               git hash-object -w -t commit --stdin) &&
+               git blame --porcelain $commit -- single-file >output &&
+               grep "^summary oneline$" output
+       )
+'
+
 test_done
-- 
2.9.0.118.g0e1a633
--
To unsubscribe from this list: send the line "unsubscribe git" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to