Merge branch 'jk/color-and-pager'

* jk/color-and-pager:
  want_color: automatically fallback to color.ui
  diff: don't load color config in plumbing
  config: refactor get_colorbool function
  color: delay auto-color decision until point of use
  git_config_colorbool: refactor stdout_is_tty handling
  diff: refactor COLOR_DIFF from a flag into an int
  setup_pager: set GIT_PAGER_IN_USE
  t7006: use test_config helpers
  test-lib: add helper functions for config
  t7006: modernize calls to unset

Conflicts:
	builtin/commit.c
	parse-options.c

1 files changed, 1 insertions, 1 deletions

diff --git a/graph.c b/graph.c
index 2f6893dc4f..7358416a72 100644
--- a/graph.c
+++ b/graph.c
@@ -347,7 +347,7 @@ static struct commit_list *first_interesting_parent(struct git_graph *graph)
 
 static unsigned short graph_get_current_column_color(const struct git_graph *graph)
 {
-	if (!DIFF_OPT_TST(&graph->revs->diffopt, COLOR_DIFF))
+	if (!want_color(graph->revs->diffopt.use_color))
 		return column_colors_max;
 	return graph->default_column_color;
 }