determine_author_info(): reuse parsing functions

diff --git a/commit.h b/commit.h
index f43079c0c3a980664d155b41fa729f68cd647713..12f4fe10c19cf58961764d75f1adea29c37b1a87 100644 (file)
--- a/commit.h
+++ b/commit.h
@@ -313,6 +313,17 @@ 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);
 
@@ -333,6 +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);