As the nature of the conflict marker line determies if there should
a SP and label after it, the caller shouldn't have to pass the
parameter redundantly.
Signed-off-by: Junio C Hamano <gitster@xxxxxxxxx>
---
rerere.c | 27 ++++++++++++++++++++++-----
1 file changed, 22 insertions(+), 5 deletions(-)
diff --git a/rerere.c b/rerere.c
index 304df02..4c45f55 100644
--- a/rerere.c
+++ b/rerere.c
@@ -148,8 +148,25 @@ static int rerere_file_getline(struct strbuf *sb, struct rerere_io *io_)
return strbuf_getwholeline(sb, io->input, '\n');
}
-static int is_cmarker(char *buf, int marker_char, int marker_size, int want_sp)
+/*
+ * Require the exact number of conflict marker letters, no more, no
+ * less, followed by SP or any whitespace
+ * (including LF).
+ */
+static int is_cmarker(char *buf, int marker_char, int marker_size)
{
+ int want_sp;
+
+ /*
+ * The beginning of our version and the end of their version
+ * always are labeled like "<<<<< ours" or ">>>>> theirs",
+ * hence we set want_sp for them. Note that the version from
+ * the common ancestor in diff3-style output is not always
+ * labelled (e.g. "||||| common" is often seen but "|||||"
+ * alone is also valid), so we do not set want_sp.
+ */
+ want_sp = (marker_char == '<') || (marker_char == '>');
+
while (marker_size--)
if (*buf++ != marker_char)
return 0;
@@ -172,19 +189,19 @@ static int handle_path(unsigned char *sha1, struct rerere_io *io, int marker_siz
git_SHA1_Init(&ctx);
while (!io->getline(&buf, io)) {
- if (is_cmarker(buf.buf, '<', marker_size, 1)) {
+ if (is_cmarker(buf.buf, '<', marker_size)) {
if (hunk != RR_CONTEXT)
goto bad;
hunk = RR_SIDE_1;
- } else if (is_cmarker(buf.buf, '|', marker_size, 0)) {
+ } else if (is_cmarker(buf.buf, '|', marker_size)) {
if (hunk != RR_SIDE_1)
goto bad;
hunk = RR_ORIGINAL;
- } else if (is_cmarker(buf.buf, '=', marker_size, 0)) {
+ } else if (is_cmarker(buf.buf, '=', marker_size)) {
if (hunk != RR_SIDE_1 && hunk != RR_ORIGINAL)
goto bad;
hunk = RR_SIDE_2;
- } else if (is_cmarker(buf.buf, '>', marker_size, 1)) {
+ } else if (is_cmarker(buf.buf, '>', marker_size)) {
if (hunk != RR_SIDE_2)
goto bad;
if (strbuf_cmp(&one, &two) > 0)
--
2.5.0-rc2-340-g0cccc16
--
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