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-rw-r--r--builtin-diff.c16
1 files changed, 4 insertions, 12 deletions
diff --git a/builtin-diff.c b/builtin-diff.c
index a090e29..a659020 100644
--- a/builtin-diff.c
+++ b/builtin-diff.c
@@ -56,13 +56,6 @@ static int builtin_diff_files(struct rev_info *revs,
if (revs->max_count < 0 &&
(revs->diffopt.output_format & DIFF_FORMAT_PATCH))
revs->combine_merges = revs->dense_combined_merges = 1;
- /*
- * Backward compatibility wart - "diff-files -s" used to
- * defeat the common diff option "-s" which asked for
- * DIFF_FORMAT_NO_OUTPUT.
- */
- if (revs->diffopt.output_format == DIFF_FORMAT_NO_OUTPUT)
- revs->diffopt.output_format = DIFF_FORMAT_RAW;
return run_diff_files(revs, silent);
}
@@ -75,9 +68,8 @@ static void stuff_change(struct diff_options *opt,
{
struct diff_filespec *one, *two;
- if (memcmp(null_sha1, old_sha1, 20) &&
- memcmp(null_sha1, new_sha1, 20) &&
- !memcmp(old_sha1, new_sha1, 20))
+ if (!is_null_sha1(old_sha1) && !is_null_sha1(new_sha1) &&
+ !hashcmp(old_sha1, new_sha1))
return;
if (opt->reverse_diff) {
@@ -200,7 +192,7 @@ static int builtin_diff_combined(struct rev_info *revs,
parent = xmalloc(ents * sizeof(*parent));
/* Again, the revs are all reverse */
for (i = 0; i < ents; i++)
- memcpy(parent + i, ent[ents - 1 - i].item->sha1, 20);
+ hashcpy((unsigned char*)parent + i, ent[ents - 1 - i].item->sha1);
diff_tree_combined(parent[0], parent + 1, ents - 1,
revs->dense_combined_merges, revs);
return 0;
@@ -298,7 +290,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
if (obj->type == OBJ_BLOB) {
if (2 <= blobs)
die("more than two blobs given: '%s'", name);
- memcpy(blob[blobs].sha1, obj->sha1, 20);
+ hashcpy(blob[blobs].sha1, obj->sha1);
blob[blobs].name = name;
blobs++;
continue;