graph.c: make many functions static

These function are not used anywhere.  Also removes graph_release()
that is never called.

Signed-off-by: Nanako Shiraishi <nanako3@lavabit.com>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>

1 files changed, 0 insertions, 40 deletions

diff --git a/graph.h b/graph.h
index eab4e3daba..bc30d687c0 100644
--- a/graph.h
+++ b/graph.h
@@ -11,11 +11,6 @@ struct git_graph;
 struct git_graph *graph_init(struct rev_info *opt);
 
 /*
- * Destroy a struct git_graph and free associated memory.
- */
-void graph_release(struct git_graph *graph);
-
-/*
  * Update a git_graph with a new commit.
  * This will cause the graph to begin outputting lines for the new commit
  * the next time graph_next_line() is called.
@@ -27,26 +22,6 @@ void graph_release(struct git_graph *graph);
 void graph_update(struct git_graph *graph, struct commit *commit);
 
 /*
- * 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);
-
-/*
- * Output a padding line in the graph.
- * This is similar to graph_next_line().  However, it is guaranteed to
- * never print the current commit line.  Instead, if the commit line is
- * next, it will simply output a line of vertical padding, extending the
- * branch lines downwards, but leaving them otherwise unchanged.
- */
-void graph_padding_line(struct git_graph *graph, struct strbuf *sb);
-
-/*
  * Determine if a graph has finished outputting lines for the current
  * commit.
  *
@@ -90,21 +65,6 @@ void graph_show_padding(struct git_graph *graph);
 int graph_show_remainder(struct git_graph *graph);
 
 /*
- * Print a strbuf to stdout.  If the graph is non-NULL, all lines but the
- * first will be prefixed with the graph output.
- *
- * If the strbuf ends with a newline, the output will end after this
- * newline.  A new graph line will not be printed after the final newline.
- * If the strbuf is empty, no output will be printed.
- *
- * Since the first line will not include the graph ouput, the caller is
- * responsible for printing this line's graph (perhaps via
- * graph_show_commit() or graph_show_oneline()) before calling
- * graph_show_strbuf().
- */
-void graph_show_strbuf(struct git_graph *graph, struct strbuf const *sb);
-
-/*
  * Print a commit message strbuf and the remainder of the graph to stdout.
  *
  * This is similar to graph_show_strbuf(), but it always prints the