Function graph_increment_column_color

graph.c:532–536

* Update the graph's default column color. */

 * Update the graph's default column color.
 */
static void graph_increment_column_color(struct git_graph *graph)
{
	graph->default_column_color = (graph->default_column_color + 1) %
		column_colors_max;
}

static unsigned short graph_find_commit_color(const struct git_graph *graph,
					      const struct commit *commit)