The is_scissors_line takes a struct strbuf * when a char * would
suffice. Make it take char *.
Signed-off-by: Jonathan Tan <jonathanta...@google.com>
---
mailinfo.c | 35 ++++++++++++++++++-----------------
1 file changed, 18 insertions(+), 17 deletions(-)
diff --git a/mailinfo.c b/mailinfo.c
index aadad09..1f487df 100644
--- a/mailinfo.c
+++ b/mailinfo.c
@@ -581,37 +581,35 @@ static inline int patchbreak(const struct strbuf *line)
return 0;
}
-static int is_scissors_line(const struct strbuf *line)
+static int is_scissors_line(const char *line)
{
- size_t i, len = line->len;
+ const char *c;
int scissors = 0, gap = 0;
- int first_nonblank = -1;
- int last_nonblank = 0, visible, perforation = 0, in_perforation = 0;
- const char *buf = line->buf;
+ const char *first_nonblank = NULL, *last_nonblank = NULL;
+ int visible, perforation = 0, in_perforation = 0;
- for (i = 0; i < len; i++) {
- if (isspace(buf[i])) {
+ for (c = line; *c; c++) {
+ if (isspace(*c)) {
if (in_perforation) {
perforation++;
gap++;
}
continue;
}
- last_nonblank = i;
- if (first_nonblank < 0)
- first_nonblank = i;
- if (buf[i] == '-') {
+ last_nonblank = c;
+ if (first_nonblank == NULL)
+ first_nonblank = c;
+ if (*c == '-') {
in_perforation = 1;
perforation++;
continue;
}
- if (i + 1 < len &&
- (!memcmp(buf + i, ">8", 2) || !memcmp(buf + i, "8<", 2) ||
- !memcmp(buf + i, ">%", 2) || !memcmp(buf + i, "%<", 2))) {
+ if ((!memcmp(c, ">8", 2) || !memcmp(c, "8<", 2) ||
+ !memcmp(c, ">%", 2) || !memcmp(c, "%<", 2))) {
in_perforation = 1;
perforation += 2;
scissors += 2;
- i++;
+ c++;
continue;
}
in_perforation = 0;
@@ -626,7 +624,10 @@ static int is_scissors_line(const struct strbuf *line)
* than half of the perforation.
*/
- visible = last_nonblank - first_nonblank + 1;
+ if (first_nonblank && last_nonblank)
+ visible = last_nonblank - first_nonblank + 1;
+ else
+ visible = 0;
return (scissors && 8 <= visible &&
visible < perforation * 3 &&
gap * 2 < perforation);
@@ -671,7 +672,7 @@ static int handle_commit_msg(struct mailinfo *mi, struct
strbuf *line)
if (convert_to_utf8(mi, line, mi->charset.buf))
return 0; /* mi->input_error already set */
- if (mi->use_scissors && is_scissors_line(line)) {
+ if (mi->use_scissors && is_scissors_line(line->buf)) {
int i;
strbuf_setlen(&mi->log_message, 0);
--
2.10.0.rc2.20.g5b18e70
