X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=apply.c;h=43a0aebf4eec85fa6b0a69f655c0224aa14f29e5;hb=ed8d1d42d0ffc221340557614aa33bf8d3aba65f;hp=44bc31d6eb5b42d4077eff458246cde376cb6785;hpb=25ed97c61bbc64cfe80e35a457f3e4f447a84e11;p=thirdparty%2Fgit.git

diff --git a/apply.c b/apply.c
index 44bc31d6eb..43a0aebf4e 100644
--- a/apply.c
+++ b/apply.c
@@ -1917,6 +1917,7 @@ static struct fragment *parse_binary_hunk(struct apply_state *state,
 
 	state->linenr++;
 	buffer += llen;
+	size -= llen;
 	while (1) {
 		int byte_length, max_byte_length, newsize;
 		llen = linelen(buffer, size);
@@ -3467,6 +3468,21 @@ static int load_preimage(struct apply_state *state,
 	return 0;
 }
 
+static int resolve_to(struct image *image, const struct object_id *result_id)
+{
+	unsigned long size;
+	enum object_type type;
+
+	clear_image(image);
+
+	image->buf = read_object_file(result_id, &type, &size);
+	if (!image->buf || type != OBJ_BLOB)
+		die("unable to read blob object %s", oid_to_hex(result_id));
+	image->len = size;
+
+	return 0;
+}
+
 static int three_way_merge(struct apply_state *state,
 			   struct image *image,
 			   char *path,
@@ -3478,6 +3494,12 @@ static int three_way_merge(struct apply_state *state,
 	mmbuffer_t result = { NULL };
 	int status;
 
+	/* resolve trivial cases first */
+	if (oideq(base, ours))
+		return resolve_to(image, theirs);
+	else if (oideq(base, theirs) || oideq(ours, theirs))
+		return resolve_to(image, ours);
+
 	read_mmblob(&base_file, base);
 	read_mmblob(&our_file, ours);
 	read_mmblob(&their_file, theirs);