log-tree: show mergetag in log --show-signature output

[git.git] / commit.h

diff --git a/commit.h b/commit.h
index 12d100b8b6fcd092f3a6886a75c720011ef1b7dc..123aea3a7ccf95821d4b4eb5eff9cf7f384d881d 100644 (file)
--- a/commit.h
+++ b/commit.h
@@ -38,6 +38,13 @@ struct commit *lookup_commit_reference_gently(const unsigned char *sha1,
                                              int quiet);
 struct commit *lookup_commit_reference_by_name(const char *name);
 
+/*
+ * Look up object named by "sha1", dereference tag as necessary,
+ * get a commit and return it. If "sha1" does not dereference to
+ * a commit, use ref_name to report an error and die.
+ */
+struct commit *lookup_commit_or_die(const unsigned char *sha1, const char *ref_name);
+
 int parse_commit_buffer(struct commit *item, const void *buffer, unsigned long size);
 int parse_commit(struct commit *item);
 
@@ -126,6 +133,7 @@ struct commit *pop_most_recent_commit(struct commit_list **list,
 struct commit *pop_commit(struct commit_list **stack);
 
 void clear_commit_marks(struct commit *commit, unsigned int mark);
+void clear_commit_marks_for_object_array(struct object_array *a, unsigned mark);
 
 /*
  * Performs an in-place topological sort of list supplied.
@@ -173,8 +181,43 @@ static inline int single_parent(struct commit *commit)
 
 struct commit_list *reduce_heads(struct commit_list *heads);
 
+struct commit_extra_header {
+       struct commit_extra_header *next;
+       char *key;
+       char *value;
+       size_t len;
+};
+
+extern void append_merge_tag_headers(struct commit_list *parents,
+                                    struct commit_extra_header ***tail);
+
 extern int commit_tree(const char *msg, unsigned char *tree,
-               struct commit_list *parents, unsigned char *ret,
-               const char *author);
+                      struct commit_list *parents, unsigned char *ret,
+                      const char *author, const char *sign_commit);
+
+extern int commit_tree_extended(const char *msg, unsigned char *tree,
+                               struct commit_list *parents, unsigned char *ret,
+                               const char *author, const char *sign_commit,
+                               struct commit_extra_header *);
+
+extern struct commit_extra_header *read_commit_extra_headers(struct commit *, const char **);
+extern struct commit_extra_header *read_commit_extra_header_lines(const char *buf, size_t len, const char **);
+
+extern void free_commit_extra_headers(struct commit_extra_header *extra);
+
+struct merge_remote_desc {
+       struct object *obj; /* the named object, could be a tag */
+       const char *name;
+};
+#define merge_remote_util(commit) ((struct merge_remote_desc *)((commit)->util))
+
+/*
+ * Given "name" from the command line to merge, find the commit object
+ * and return it, while storing merge_remote_desc in its ->util field,
+ * to allow callers to tell if we are told to merge a tag.
+ */
+struct commit *get_merge_parent(const char *name);
 
+extern int parse_signed_commit(const unsigned char *sha1,
+                              struct strbuf *message, struct strbuf *signature);
 #endif /* COMMIT_H */