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-rw-r--r--ref-filter.c49
1 files changed, 36 insertions, 13 deletions
diff --git a/ref-filter.c b/ref-filter.c
index 2259563e73..3f9161707e 100644
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -84,6 +84,7 @@ static struct used_atom {
} remote_ref;
struct {
enum { C_BARE, C_BODY, C_BODY_DEP, C_LINES, C_SIG, C_SUB, C_TRAILERS } option;
+ struct process_trailer_options trailer_opts;
unsigned int nlines;
} contents;
struct {
@@ -193,9 +194,23 @@ static void subject_atom_parser(const struct ref_format *format, struct used_ato
static void trailers_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg)
{
- if (arg)
- die(_("%%(trailers) does not take arguments"));
+ struct string_list params = STRING_LIST_INIT_DUP;
+ int i;
+
+ if (arg) {
+ string_list_split(&params, arg, ',', -1);
+ for (i = 0; i < params.nr; i++) {
+ const char *s = params.items[i].string;
+ if (!strcmp(s, "unfold"))
+ atom->u.contents.trailer_opts.unfold = 1;
+ else if (!strcmp(s, "only"))
+ atom->u.contents.trailer_opts.only_trailers = 1;
+ else
+ die(_("unknown %%(trailers) argument: %s"), s);
+ }
+ }
atom->u.contents.option = C_TRAILERS;
+ string_list_clear(&params, 0);
}
static void contents_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg)
@@ -208,9 +223,10 @@ static void contents_atom_parser(const struct ref_format *format, struct used_at
atom->u.contents.option = C_SIG;
else if (!strcmp(arg, "subject"))
atom->u.contents.option = C_SUB;
- else if (!strcmp(arg, "trailers"))
- atom->u.contents.option = C_TRAILERS;
- else if (skip_prefix(arg, "lines=", &arg)) {
+ else if (skip_prefix(arg, "trailers", &arg)) {
+ skip_prefix(arg, ":", &arg);
+ trailers_atom_parser(format, atom, *arg ? arg : NULL);
+ } else if (skip_prefix(arg, "lines=", &arg)) {
atom->u.contents.option = C_LINES;
if (strtoul_ui(arg, 10, &atom->u.contents.nlines))
die(_("positive value expected contents:lines=%s"), arg);
@@ -424,8 +440,16 @@ static int parse_ref_filter_atom(const struct ref_format *format,
REALLOC_ARRAY(used_atom, used_atom_cnt);
used_atom[at].name = xmemdupz(atom, ep - atom);
used_atom[at].type = valid_atom[i].cmp_type;
- if (arg)
+ if (arg) {
arg = used_atom[at].name + (arg - atom) + 1;
+ if (!*arg) {
+ /*
+ * Treat empty sub-arguments list as NULL (i.e.,
+ * "%(atom:)" is equivalent to "%(atom)").
+ */
+ arg = NULL;
+ }
+ }
memset(&used_atom[at].u, 0, sizeof(used_atom[at].u));
if (valid_atom[i].parser)
valid_atom[i].parser(format, &used_atom[at], arg);
@@ -1051,7 +1075,7 @@ static void grab_sub_body_contents(struct atom_value *val, int deref, struct obj
name++;
if (strcmp(name, "subject") &&
strcmp(name, "body") &&
- strcmp(name, "trailers") &&
+ !starts_with(name, "trailers") &&
!starts_with(name, "contents"))
continue;
if (!subpos)
@@ -1076,13 +1100,12 @@ static void grab_sub_body_contents(struct atom_value *val, int deref, struct obj
append_lines(&s, subpos, contents_end - subpos, atom->u.contents.nlines);
v->s = strbuf_detach(&s, NULL);
} else if (atom->u.contents.option == C_TRAILERS) {
- struct trailer_info info;
+ struct strbuf s = STRBUF_INIT;
- /* Search for trailer info */
- trailer_info_get(&info, subpos);
- v->s = xmemdupz(info.trailer_start,
- info.trailer_end - info.trailer_start);
- trailer_info_release(&info);
+ /* Format the trailer info according to the trailer_opts given */
+ format_trailers_from_commit(&s, subpos, &atom->u.contents.trailer_opts);
+
+ v->s = strbuf_detach(&s, NULL);
} else if (atom->u.contents.option == C_BARE)
v->s = xstrdup(subpos);
}