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-rw-r--r--builtin-mailinfo.c37
1 files changed, 34 insertions, 3 deletions
diff --git a/builtin-mailinfo.c b/builtin-mailinfo.c
index 3f5cb87..d94578c 100644
--- a/builtin-mailinfo.c
+++ b/builtin-mailinfo.c
@@ -649,6 +649,39 @@ again:
return (fgets(line, sizeof(line), fin) != NULL);
}
+static inline int patchbreak(const char *line)
+{
+ /* Beginning of a "diff -" header? */
+ if (!memcmp("diff -", line, 6))
+ return 1;
+
+ /* CVS "Index: " line? */
+ if (!memcmp("Index: ", line, 7))
+ return 1;
+
+ /*
+ * "--- <filename>" starts patches without headers
+ * "---<sp>*" is a manual separator
+ */
+ if (!memcmp("---", line, 3)) {
+ line += 3;
+ /* space followed by a filename? */
+ if (line[0] == ' ' && !isspace(line[1]))
+ return 1;
+ /* Just whitespace? */
+ for (;;) {
+ unsigned char c = *line++;
+ if (c == '\n')
+ return 1;
+ if (!isspace(c))
+ break;
+ }
+ return 0;
+ }
+ return 0;
+}
+
+
static int handle_commit_msg(char *line)
{
static int still_looking = 1;
@@ -670,9 +703,7 @@ static int handle_commit_msg(char *line)
return 0;
}
- if (!memcmp("diff -", line, 6) ||
- !memcmp("---", line, 3) ||
- !memcmp("Index: ", line, 7)) {
+ if (patchbreak(line)) {
fclose(cmitmsg);
cmitmsg = NULL;
return 1;