diff options
| -rw-r--r-- | builtin/commit.c | 60 | ||||
| -rwxr-xr-x | t/t7501-commit.sh | 6 |
2 files changed, 47 insertions, 19 deletions
diff --git a/builtin/commit.c b/builtin/commit.c index 7141766ba9..847d363598 100644 --- a/builtin/commit.c +++ b/builtin/commit.c @@ -899,27 +899,10 @@ static int prepare_to_commit(const char *index_file, const char *prefix, return 1; } -/* - * Find out if the message in the strbuf contains only whitespace and - * Signed-off-by lines. - */ -static int message_is_empty(struct strbuf *sb) +static int rest_is_empty(struct strbuf *sb, int start) { - struct strbuf tmpl = STRBUF_INIT; + int i, eol; const char *nl; - int eol, i, start = 0; - - if (cleanup_mode == CLEANUP_NONE && sb->len) - return 0; - - /* See if the template is just a prefix of the message. */ - if (template_file && strbuf_read_file(&tmpl, template_file, 0) > 0) { - stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); - if (start + tmpl.len <= sb->len && - memcmp(tmpl.buf, sb->buf + start, tmpl.len) == 0) - start += tmpl.len; - } - strbuf_release(&tmpl); /* Check if the rest is just whitespace and Signed-of-by's. */ for (i = start; i < sb->len; i++) { @@ -942,6 +925,40 @@ static int message_is_empty(struct strbuf *sb) return 1; } +/* + * Find out if the message in the strbuf contains only whitespace and + * Signed-off-by lines. + */ +static int message_is_empty(struct strbuf *sb) +{ + if (cleanup_mode == CLEANUP_NONE && sb->len) + return 0; + return rest_is_empty(sb, 0); +} + +/* + * See if the user edited the message in the editor or left what + * was in the template intact + */ +static int template_untouched(struct strbuf *sb) +{ + struct strbuf tmpl = STRBUF_INIT; + char *start; + + if (cleanup_mode == CLEANUP_NONE && sb->len) + return 0; + + if (!template_file || strbuf_read_file(&tmpl, template_file, 0) <= 0) + return 0; + + stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); + start = (char *)skip_prefix(sb->buf, tmpl.buf); + if (!start) + start = sb->buf; + strbuf_release(&tmpl); + return rest_is_empty(sb, start - sb->buf); +} + static const char *find_author_by_nickname(const char *name) { struct rev_info revs; @@ -1490,6 +1507,11 @@ int cmd_commit(int argc, const char **argv, const char *prefix) if (cleanup_mode != CLEANUP_NONE) stripspace(&sb, cleanup_mode == CLEANUP_ALL); + if (template_untouched(&sb) && !allow_empty_message) { + rollback_index_files(); + fprintf(stderr, _("Aborting commit; you did not edit the message.\n")); + exit(1); + } if (message_is_empty(&sb) && !allow_empty_message) { rollback_index_files(); fprintf(stderr, _("Aborting commit due to empty commit message.\n")); diff --git a/t/t7501-commit.sh b/t/t7501-commit.sh index e59cc4e861..b20ca0eace 100755 --- a/t/t7501-commit.sh +++ b/t/t7501-commit.sh @@ -86,6 +86,12 @@ test_expect_success 'template "emptyness" check does not kick in with -F' ' git commit -t file -F file ' +test_expect_success 'template "emptyness" check' ' + git checkout HEAD file && echo >>file && git add file && + test_must_fail git commit -t file 2>err && + test_i18ngrep "did not edit" err +' + test_expect_success 'setup: commit message from file' ' git checkout HEAD file && echo >>file && git add file && echo this is the commit message, coming from a file >msg && |