determine_author_info(): reuse parsing functions

diff --git a/commit.h b/commit.h
index 2e1492a6e4d1c5fc5bea3a48180f128601c3461e..12f4fe10c19cf58961764d75f1adea29c37b1a87 100644 (file)
--- a/commit.h
+++ b/commit.h
@@ -271,6 +271,7 @@ extern void assign_shallow_commits_to_refs(struct shallow_info *info,
                                           int *ref_status);
 extern int delayed_reachability_test(struct shallow_info *si, int c);
 extern void prune_shallow(int show_only);
+extern struct trace_key trace_shallow;
 
 int is_descendant_of(struct commit *, struct commit_list *);
 int in_merge_bases(struct commit *, struct commit *);
@@ -312,6 +313,22 @@ extern struct commit_extra_header *read_commit_extra_headers(struct commit *, co
 
 extern void free_commit_extra_headers(struct commit_extra_header *extra);
 
+/*
+ * Search the commit object contents given by "msg" for the header "key".
+ * Returns a pointer to the start of the header contents, or NULL. The length
+ * of the header, up to the first newline, is returned via out_len.
+ *
+ * Note that some headers (like mergetag) may be multi-line. It is the caller's
+ * responsibility to parse further in this case!
+ */
+extern const char *find_commit_header(const char *msg, const char *key,
+                                     size_t *out_len);
+
+typedef void (*each_mergetag_fn)(struct commit *commit, struct commit_extra_header *extra,
+                                void *cb_data);
+
+extern void for_each_mergetag(each_mergetag_fn fn, struct commit *commit, void *data);
+
 struct merge_remote_desc {
        struct object *obj; /* the named object, could be a tag */
        const char *name;
@@ -327,6 +344,8 @@ struct commit *get_merge_parent(const char *name);
 
 extern int parse_signed_commit(const struct commit *commit,
                               struct strbuf *message, struct strbuf *signature);
+extern int remove_signature(struct strbuf *buf);
+
 extern void print_commit_list(struct commit_list *list,
                              const char *format_cur,
                              const char *format_last);