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-rw-r--r--ref-filter.c36
1 files changed, 30 insertions, 6 deletions
diff --git a/ref-filter.c b/ref-filter.c
index 4d0df546da..ebddc041c7 100644
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -75,11 +75,11 @@ struct refname_atom {
int lstrip, rstrip;
};
-static struct ref_trailer_buf {
+struct ref_trailer_buf {
struct string_list filter_list;
struct strbuf sepbuf;
struct strbuf kvsepbuf;
-} ref_trailer_buf = {STRING_LIST_INIT_NODUP, STRBUF_INIT, STRBUF_INIT};
+};
static struct expand_data {
struct object_id oid;
@@ -201,6 +201,7 @@ static struct used_atom {
enum { C_BARE, C_BODY, C_BODY_DEP, C_LENGTH, C_LINES,
C_SIG, C_SUB, C_SUB_SANITIZE, C_TRAILERS } option;
struct process_trailer_options trailer_opts;
+ struct ref_trailer_buf *trailer_buf;
unsigned int nlines;
} contents;
struct {
@@ -568,12 +569,24 @@ static int trailers_atom_parser(struct ref_format *format UNUSED,
if (arg) {
const char *argbuf = xstrfmt("%s)", arg);
char *invalid_arg = NULL;
+ struct ref_trailer_buf *tb;
+
+ /*
+ * Do not inline these directly into the used_atom struct!
+ * When we parse them in format_set_trailers_options(),
+ * we will make pointer references directly to them,
+ * which will not survive a realloc() of the used_atom list.
+ * They must be allocated in a separate, stable struct.
+ */
+ atom->u.contents.trailer_buf = tb = xmalloc(sizeof(*tb));
+ string_list_init_nodup(&tb->filter_list);
+ strbuf_init(&tb->sepbuf, 0);
+ strbuf_init(&tb->kvsepbuf, 0);
if (format_set_trailers_options(&atom->u.contents.trailer_opts,
- &ref_trailer_buf.filter_list,
- &ref_trailer_buf.sepbuf,
- &ref_trailer_buf.kvsepbuf,
- &argbuf, &invalid_arg)) {
+ &tb->filter_list,
+ &tb->sepbuf, &tb->kvsepbuf,
+ &argbuf, &invalid_arg)) {
if (!invalid_arg)
strbuf_addf(err, _("expected %%(trailers:key=<value>)"));
else
@@ -2988,6 +3001,17 @@ void ref_array_clear(struct ref_array *array)
struct used_atom *atom = &used_atom[i];
if (atom->atom_type == ATOM_HEAD)
free(atom->u.head);
+ else if (atom->atom_type == ATOM_TRAILERS ||
+ (atom->atom_type == ATOM_CONTENTS &&
+ atom->u.contents.option == C_TRAILERS)) {
+ struct ref_trailer_buf *tb = atom->u.contents.trailer_buf;
+ if (tb) {
+ string_list_clear(&tb->filter_list, 0);
+ strbuf_release(&tb->sepbuf);
+ strbuf_release(&tb->kvsepbuf);
+ free(tb);
+ }
+ }
free((char *)atom->name);
}
FREE_AND_NULL(used_atom);