Re: [PATCH 6/7] Register a callback for graph output.

Bo Yang wrote:

+static struct strbuf *diff_output_prefix_callback(FILE *file, int print, void *data)
+{
+	struct git_graph *graph = data;
+	static struct strbuf msgbuf = STRBUF_INIT;
+
+	assert(graph);
+
+	strbuf_reset(&msgbuf);
+	graph_padding_line(graph, &msgbuf);
+	if (print) {
+		fwrite(msgbuf.buf, sizeof(char), msgbuf.len, stdout);
+	}
+	return &msgbuf;
+}
+

Ok, this partially answers my last mail and means that a simple string
would be too tedious, so a callback is needed.

It leaks the 'msgbuf' in the 'printing' case though.

-- 
Thomas Rast
trast@{inf,student}.ethz.ch