From b469d8b6f7a8dd90527c43f345a1b5cf2e72f666 Mon Sep 17 00:00:00 2001 From: Junio C Hamano Date: Mon, 30 Jan 2006 16:34:29 -0800 Subject: [PATCH] combine-diff: add a bit more comments. Signed-off-by: Junio C Hamano --- combine-diff.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/combine-diff.c b/combine-diff.c index 36363bdda..a698475e8 100644 --- a/combine-diff.c +++ b/combine-diff.c @@ -68,6 +68,7 @@ static struct combine_diff_path *intersect_paths(struct combine_diff_path *curr, return curr; } +/* Lines lost from parent */ struct lline { struct lline *next; int len; @@ -75,10 +76,15 @@ struct lline { char line[FLEX_ARRAY]; }; +/* Lines surviving in the merge result */ struct sline { struct lline *lost_head, **lost_tail; char *bol; int len; + /* bit 0 up to (N-1) are on if the parent does _not_ + * have this line (i.e. we changed it). + * bit N is used for "interesting" lines, including context. + */ unsigned long flag; }; @@ -242,7 +248,7 @@ static void combine_diff(const unsigned char *parent, const char *ourtmp, continue; } if (!lost_bucket) - continue; + continue; /* not in any hunk yet */ switch (line[0]) { case '-': append_lost(lost_bucket, n, line+1); -- 2.30.2