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-rw-r--r--pretty.c66
1 files changed, 65 insertions, 1 deletions
diff --git a/pretty.c b/pretty.c
index c5f5ecc40d..e5b33ba034 100644
--- a/pretty.c
+++ b/pretty.c
@@ -12,6 +12,7 @@
#include "reflog-walk.h"
#include "gpg-interface.h"
#include "trailer.h"
+#include "run-command.h"
static char *user_format;
static struct cmt_fmt_map {
@@ -678,7 +679,7 @@ static int mailmap_name(const char **email, size_t *email_len,
{
static struct string_list *mail_map;
if (!mail_map) {
- mail_map = xcalloc(1, sizeof(*mail_map));
+ CALLOC_ARRAY(mail_map, 1);
read_mailmap(mail_map);
}
return mail_map->nr && map_user(mail_map, email, email_len, name, name_len);
@@ -1206,6 +1207,34 @@ int format_set_trailers_options(struct process_trailer_options *opts,
return 0;
}
+static size_t parse_describe_args(const char *start, struct strvec *args)
+{
+ const char *options[] = { "match", "exclude" };
+ const char *arg = start;
+
+ for (;;) {
+ const char *matched = NULL;
+ const char *argval;
+ size_t arglen = 0;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(options); i++) {
+ if (match_placeholder_arg_value(arg, options[i], &arg,
+ &argval, &arglen)) {
+ matched = options[i];
+ break;
+ }
+ }
+ if (!matched)
+ break;
+
+ if (!arglen)
+ return 0;
+ strvec_pushf(args, "--%s=%.*s", matched, (int)arglen, argval);
+ }
+ return arg - start;
+}
+
static size_t format_commit_one(struct strbuf *sb, /* in UTF-8 */
const char *placeholder,
void *context)
@@ -1271,6 +1300,41 @@ static size_t format_commit_one(struct strbuf *sb, /* in UTF-8 */
return parse_padding_placeholder(placeholder, c);
}
+ if (skip_prefix(placeholder, "(describe", &arg)) {
+ struct child_process cmd = CHILD_PROCESS_INIT;
+ struct strbuf out = STRBUF_INIT;
+ struct strbuf err = STRBUF_INIT;
+ struct pretty_print_describe_status *describe_status;
+
+ describe_status = c->pretty_ctx->describe_status;
+ if (describe_status) {
+ if (!describe_status->max_invocations)
+ return 0;
+ describe_status->max_invocations--;
+ }
+
+ cmd.git_cmd = 1;
+ strvec_push(&cmd.args, "describe");
+
+ if (*arg == ':') {
+ arg++;
+ arg += parse_describe_args(arg, &cmd.args);
+ }
+
+ if (*arg != ')') {
+ child_process_clear(&cmd);
+ return 0;
+ }
+
+ strvec_push(&cmd.args, oid_to_hex(&commit->object.oid));
+ pipe_command(&cmd, NULL, 0, &out, 0, &err, 0);
+ strbuf_rtrim(&out);
+ strbuf_addbuf(sb, &out);
+ strbuf_release(&out);
+ strbuf_release(&err);
+ return arg - placeholder + 1;
+ }
+
/* these depend on the commit */
if (!commit->object.parsed)
parse_object(the_repository, &commit->object.oid);