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-rw-r--r--builtin-blame.c54
1 files changed, 35 insertions, 19 deletions
diff --git a/builtin-blame.c b/builtin-blame.c
index e3112a2d5b..59d7237f21 100644
--- a/builtin-blame.c
+++ b/builtin-blame.c
@@ -125,11 +125,18 @@ static void origin_decref(struct origin *o)
if (o && --o->refcnt <= 0) {
if (o->file.ptr)
free(o->file.ptr);
- memset(o, 0, sizeof(*o));
free(o);
}
}
+static void drop_origin_blob(struct origin *o)
+{
+ if (o->file.ptr) {
+ free(o->file.ptr);
+ o->file.ptr = NULL;
+ }
+}
+
/*
* Each group of lines is described by a blame_entry; it can be split
* as we pass blame to the parents. They form a linked list in the
@@ -335,7 +342,7 @@ static struct origin *find_origin(struct scoreboard *sb,
* same and diff-tree is fairly efficient about this.
*/
diff_setup(&diff_opts);
- diff_opts.recursive = 1;
+ DIFF_OPT_SET(&diff_opts, RECURSIVE);
diff_opts.detect_rename = 0;
diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;
paths[0] = origin->path;
@@ -380,6 +387,7 @@ static struct origin *find_origin(struct scoreboard *sb,
}
}
diff_flush(&diff_opts);
+ diff_tree_release_paths(&diff_opts);
if (porigin) {
/*
* Create a freestanding copy that is not part of
@@ -409,7 +417,7 @@ static struct origin *find_rename(struct scoreboard *sb,
const char *paths[2];
diff_setup(&diff_opts);
- diff_opts.recursive = 1;
+ DIFF_OPT_SET(&diff_opts, RECURSIVE);
diff_opts.detect_rename = DIFF_DETECT_RENAME;
diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;
diff_opts.single_follow = origin->path;
@@ -436,6 +444,7 @@ static struct origin *find_rename(struct scoreboard *sb,
}
}
diff_flush(&diff_opts);
+ diff_tree_release_paths(&diff_opts);
return porigin;
}
@@ -532,7 +541,7 @@ static struct patch *compare_buffer(mmfile_t *file_p, mmfile_t *file_o,
state.ret->chunks = NULL;
state.ret->num = 0;
- xdl_diff(file_p, file_o, &xpp, &xecfg, &ecb);
+ xdi_diff(file_p, file_o, &xpp, &xecfg, &ecb);
if (state.ret->num) {
struct chunk *chunk;
@@ -597,7 +606,7 @@ static void add_blame_entry(struct scoreboard *sb, struct blame_entry *e)
/*
* src typically is on-stack; we want to copy the information in it to
- * an malloced blame_entry that is already on the linked list of the
+ * a malloced blame_entry that is already on the linked list of the
* scoreboard. The origin of dst loses a refcnt while the origin of src
* gains one.
*/
@@ -1075,7 +1084,7 @@ static int find_copy_in_parent(struct scoreboard *sb,
return 1; /* nothing remains for this target */
diff_setup(&diff_opts);
- diff_opts.recursive = 1;
+ DIFF_OPT_SET(&diff_opts, RECURSIVE);
diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;
paths[0] = NULL;
@@ -1093,7 +1102,7 @@ static int find_copy_in_parent(struct scoreboard *sb,
if ((opt & PICKAXE_BLAME_COPY_HARDEST)
|| ((opt & PICKAXE_BLAME_COPY_HARDER)
&& (!porigin || strcmp(target->path, porigin->path))))
- diff_opts.find_copies_harder = 1;
+ DIFF_OPT_SET(&diff_opts, FIND_COPIES_HARDER);
if (is_null_sha1(target->commit->object.sha1))
do_diff_cache(parent->tree->object.sha1, &diff_opts);
@@ -1102,7 +1111,7 @@ static int find_copy_in_parent(struct scoreboard *sb,
target->commit->tree->object.sha1,
"", &diff_opts);
- if (!diff_opts.find_copies_harder)
+ if (!DIFF_OPT_TST(&diff_opts, FIND_COPIES_HARDER))
diffcore_std(&diff_opts);
retval = 0;
@@ -1157,7 +1166,7 @@ static int find_copy_in_parent(struct scoreboard *sb,
}
}
diff_flush(&diff_opts);
-
+ diff_tree_release_paths(&diff_opts);
return retval;
}
@@ -1274,8 +1283,13 @@ static void pass_blame(struct scoreboard *sb, struct origin *origin, int opt)
}
finish:
- for (i = 0; i < MAXPARENT; i++)
- origin_decref(parent_origin[i]);
+ for (i = 0; i < MAXPARENT; i++) {
+ if (parent_origin[i]) {
+ drop_origin_blob(parent_origin[i]);
+ origin_decref(parent_origin[i]);
+ }
+ }
+ drop_origin_blob(origin);
}
/*
@@ -1880,9 +1894,7 @@ static unsigned parse_score(const char *arg)
static const char *add_prefix(const char *prefix, const char *path)
{
- if (!prefix || !prefix[0])
- return path;
- return prefix_path(prefix, strlen(prefix), path);
+ return prefix_path(prefix, prefix ? strlen(prefix) : 0, path);
}
/*
@@ -2059,6 +2071,7 @@ static struct commit *fake_working_tree_commit(const char *path, const char *con
if (strbuf_read(&buf, 0, 0) < 0)
die("read error %s from stdin", strerror(errno));
}
+ convert_to_git(path, buf.buf, buf.len, &buf, 0);
origin->file.ptr = buf.buf;
origin->file.size = buf.len;
pretend_sha1_file(buf.buf, buf.len, OBJ_BLOB, origin->blob_sha1);
@@ -2077,7 +2090,7 @@ static struct commit *fake_working_tree_commit(const char *path, const char *con
if (!mode) {
int pos = cache_name_pos(path, len);
if (0 <= pos)
- mode = ntohl(active_cache[pos]->ce_mode);
+ mode = active_cache[pos]->ce_mode;
else
/* Let's not bother reading from HEAD tree */
mode = S_IFREG | 0644;
@@ -2214,9 +2227,6 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
argv[unk++] = arg;
}
- if (!incremental)
- setup_pager();
-
if (!blame_move_score)
blame_move_score = BLAME_DEFAULT_MOVE_SCORE;
if (!blame_copy_score)
@@ -2297,6 +2307,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
else if (i != argc - 1)
usage(blame_usage); /* garbage at end */
+ setup_work_tree();
if (!has_path_in_work_tree(path))
die("cannot stat path %s: %s",
path, strerror(errno));
@@ -2344,6 +2355,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
* do not default to HEAD, but use the working tree
* or "--contents".
*/
+ setup_work_tree();
sb.final = fake_working_tree_commit(path, contents_from);
add_pending_object(&revs, &(sb.final->object), ":");
}
@@ -2355,7 +2367,8 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
* bottom commits we would reach while traversing as
* uninteresting.
*/
- prepare_revision_walk(&revs);
+ if (prepare_revision_walk(&revs))
+ die("revision walk setup failed");
if (is_null_sha1(sb.final->object.sha1)) {
char *buf;
@@ -2410,6 +2423,9 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
read_mailmap(&mailmap, ".mailmap", NULL);
+ if (!incremental)
+ setup_pager();
+
assign_blame(&sb, &revs, opt);
if (incremental)