diff-parseopt: convert -R

diff --git a/diff.c b/diff.c
index 3a13ba37fd68203967036864d100033f35e71595..689dc116840cd85017817b9d2c78d5d1fec69f3f 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -5214,6 +5214,10 @@ static void prep_parse_options(struct diff_options *options)
                               N_("when run from subdir, exclude changes outside and show relative paths"),
                               PARSE_OPT_NONEG | PARSE_OPT_OPTARG,
                               diff_opt_relative),
+               OPT_BOOL('a', "text", &options->flags.text,
+                        N_("treat all files as text")),
+               OPT_BOOL('R', NULL, &options->flags.reverse_diff,
+                        N_("swap two inputs, reverse the diff")),
                { OPTION_CALLBACK, 0, "output", options, N_("<file>"),
                  N_("Output to a specific file"),
                  PARSE_OPT_NONEG, NULL, 0, diff_opt_output },
@@ -5246,11 +5250,7 @@ int diff_opt_parse(struct diff_options *options,
                return ac;
 
        /* flags options */
-       if (!strcmp(arg, "-a") || !strcmp(arg, "--text"))
-               options->flags.text = 1;
-       else if (!strcmp(arg, "-R"))
-               options->flags.reverse_diff = 1;
-       else if (!strcmp(arg, "--follow"))
+       if (!strcmp(arg, "--follow"))
                options->flags.follow_renames = 1;
        else if (!strcmp(arg, "--no-follow")) {
                options->flags.follow_renames = 0;