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-rw-r--r--range-diff.c34
1 files changed, 15 insertions, 19 deletions
diff --git a/range-diff.c b/range-diff.c
index cac89a2f4f..39cc010c62 100644
--- a/range-diff.c
+++ b/range-diff.c
@@ -40,6 +40,7 @@ static int read_patches(const char *range, struct string_list *list,
char *line, *current_filename = NULL;
ssize_t len;
size_t size;
+ int ret = -1;
strvec_pushl(&cp.args, "log", "--no-color", "-p", "--no-merges",
"--reverse", "--date-order", "--decorate=no",
@@ -68,10 +69,10 @@ static int read_patches(const char *range, struct string_list *list,
if (strbuf_read(&contents, cp.out, 0) < 0) {
error_errno(_("could not read `log` output"));
finish_command(&cp);
- return -1;
+ goto cleanup;
}
if (finish_command(&cp))
- return -1;
+ goto cleanup;
line = contents.buf;
size = contents.len;
@@ -95,12 +96,9 @@ static int read_patches(const char *range, struct string_list *list,
CALLOC_ARRAY(util, 1);
if (get_oid(p, &util->oid)) {
error(_("could not parse commit '%s'"), p);
- free(util);
- free(current_filename);
+ FREE_AND_NULL(util);
string_list_clear(list, 1);
- strbuf_release(&buf);
- strbuf_release(&contents);
- return -1;
+ goto cleanup;
}
util->matching = -1;
in_header = 1;
@@ -111,11 +109,8 @@ static int read_patches(const char *range, struct string_list *list,
error(_("could not parse first line of `log` output: "
"did not start with 'commit ': '%s'"),
line);
- free(current_filename);
string_list_clear(list, 1);
- strbuf_release(&buf);
- strbuf_release(&contents);
- return -1;
+ goto cleanup;
}
if (starts_with(line, "diff --git")) {
@@ -136,12 +131,9 @@ static int read_patches(const char *range, struct string_list *list,
if (len < 0) {
error(_("could not parse git header '%.*s'"),
orig_len, line);
- free(util);
- free(current_filename);
+ FREE_AND_NULL(util);
string_list_clear(list, 1);
- strbuf_release(&buf);
- strbuf_release(&contents);
- return -1;
+ goto cleanup;
}
strbuf_addstr(&buf, " ## ");
if (patch.is_new > 0)
@@ -165,6 +157,7 @@ static int read_patches(const char *range, struct string_list *list,
patch.old_mode, patch.new_mode);
strbuf_addstr(&buf, " ##");
+ release_patch(&patch);
} else if (in_header) {
if (starts_with(line, "Author: ")) {
strbuf_addstr(&buf, " ## Metadata ##\n");
@@ -218,6 +211,9 @@ static int read_patches(const char *range, struct string_list *list,
strbuf_addch(&buf, '\n');
util->diffsize++;
}
+
+ ret = 0;
+cleanup:
strbuf_release(&contents);
if (util)
@@ -225,7 +221,7 @@ static int read_patches(const char *range, struct string_list *list,
strbuf_release(&buf);
free(current_filename);
- return 0;
+ return ret;
}
static int patch_util_cmp(const void *dummy, const struct patch_util *a,
@@ -556,7 +552,7 @@ int show_range_diff(const char *range1, const char *range2,
struct string_list branch2 = STRING_LIST_INIT_DUP;
if (range_diff_opts->left_only && range_diff_opts->right_only)
- res = error(_("--left-only and --right-only are mutually exclusive"));
+ res = error(_("options '%s' and '%s' cannot be used together"), "--left-only", "--right-only");
if (!res && read_patches(range1, &branch1, range_diff_opts->other_arg))
res = error(_("could not parse log for '%s'"), range1);
@@ -600,6 +596,6 @@ int is_range_diff_range(const char *arg)
}
free(copy);
- object_array_clear(&revs.pending);
+ release_revisions(&revs);
return negative > 0 && positive > 0;
}