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authorJohan Herland <johan@herland.net>2010-07-13 23:23:38 +0200
committerJunio C Hamano <gitster@pobox.com>2010-07-13 16:32:30 -0700
commit6bdc17d9a69bdd736901b115841479f5782a510e (patch)
tree241d9c697de99f1d0d24482e73d731c32abd38f3 /graph.h
parent449aeb10d5d28083199f82c444b55a03c545e956 (diff)
downloadgit-6bdc17d9a69bdd736901b115841479f5782a510e.tar.gz
Make graph_next_line() available in the graph.h API
In order to successfully use the graph API from a context other than the stdout/command-line scenario (where the graph_show_* functions are suitable), we need direct access to graph_next_line(), to drive the graph drawing process. Signed-off-by: Johan Herland <johan@herland.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'graph.h')
-rw-r--r--graph.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/graph.h b/graph.h
index b82ae87a49..f188168158 100644
--- a/graph.h
+++ b/graph.h
@@ -32,6 +32,17 @@ void graph_update(struct git_graph *graph, struct commit *commit);
*/
int graph_is_commit_finished(struct git_graph const *graph);
+/*
+ * Output the next line for a graph.
+ * This formats the next graph line into the specified strbuf. It is not
+ * terminated with a newline.
+ *
+ * Returns 1 if the line includes the current commit, and 0 otherwise.
+ * graph_next_line() will return 1 exactly once for each time
+ * graph_update() is called.
+ */
+int graph_next_line(struct git_graph *graph, struct strbuf *sb);
+
/*
* graph_show_*: helper functions for printing to stdout