Fix installation of templates on ancient systems.

diff --git a/diff.h b/diff.h
index a06f959938d1313e45daa610a1f3eb71b4c3f835..2cced530fa60ad7206b2cdb1b2509f42469e8f73 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -69,6 +69,17 @@ struct diff_options {
        add_remove_fn_t add_remove;
 };
 
+enum color_diff {
+       DIFF_RESET = 0,
+       DIFF_PLAIN = 1,
+       DIFF_METAINFO = 2,
+       DIFF_FRAGINFO = 3,
+       DIFF_FILE_OLD = 4,
+       DIFF_FILE_NEW = 5,
+       DIFF_COMMIT = 6,
+};
+const char *diff_get_color(int diff_use_color, enum color_diff ix);
+
 extern const char mime_boundary_leader[];
 
 extern void diff_tree_setup_paths(const char **paths, struct diff_options *);