builtin/commit.c: extract ignore_non_trailer() helper function

diff --git a/commit.h b/commit.h
index 90a5a3c361e02cd7a9562eff2ca1b15f77be0941..bd841f4d0c5e2b7fb8e83d55ba0d0b7e2839bf8a 100644 (file)
--- a/commit.h
+++ b/commit.h
@@ -201,6 +201,10 @@ extern struct commit_list *get_shallow_commits(struct object_array *heads,
                int depth, int shallow_flag, int not_shallow_flag);
 extern void check_shallow_file_for_update(void);
 extern void set_alternate_shallow_file(const char *path);
+extern int write_shallow_commits(struct strbuf *out, int use_pack_protocol);
+extern void setup_alternate_shallow(struct lock_file *shallow_lock,
+                                   const char **alternate_shallow_file);
+extern char *setup_temporary_shallow(void);
 
 int is_descendant_of(struct commit *, struct commit_list *);
 int in_merge_bases(struct commit *, struct commit *);