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++) {
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;
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"));
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 &&