diff-parseopt: convert --textconv

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Nguyễn Thái Ngọc Duy committed Mar 5, 2019 at 19:30 UTC 8ab76977ad22cc9236f3b541f4933c0fcdc234d5
1 file changed +19 -6
diff.c
+19 -6
@@ -5062,6 +5062,21 @@ static int diff_opt_relative(const struct option *opt,
5062 return 0;
5063 }
5064
5065 +static int diff_opt_textconv(const struct option *opt,
5066 + const char *arg, int unset)
5067 +{
5068 + struct diff_options *options = opt->value;
5069 +
5070 + BUG_ON_OPT_ARG(arg);
5071 + if (unset) {
5072 + options->flags.allow_textconv = 0;
5073 + } else {
5074 + options->flags.allow_textconv = 1;
5075 + options->flags.textconv_set_via_cmdline = 1;
5076 + }
5077 + return 0;
5078 +}
5079 +
5080 static int diff_opt_unified(const struct option *opt,
5081 const char *arg, int unset)
5082 {
@@ -5303,6 +5318,9 @@ static void prep_parse_options(struct diff_options *options)
5318 N_("disable all output of the program")),
5319 OPT_BOOL(0, "ext-diff", &options->flags.allow_external,
5320 N_("allow an external diff helper to be executed")),
5321 + OPT_CALLBACK_F(0, "textconv", options, NULL,
5322 + N_("run external text conversion filters when comparing binary files"),
5323 + PARSE_OPT_NOARG, diff_opt_textconv),
5324 { OPTION_CALLBACK, 0, "output", options, N_("<file>"),
5325 N_("Output to a specific file"),
5326 PARSE_OPT_NONEG, NULL, 0, diff_opt_output },
@@ -5352,12 +5370,7 @@ int diff_opt_parse(struct diff_options *options,
5370 if (cm & COLOR_MOVED_WS_ERROR)
5371 return -1;
5372 options->color_moved_ws_handling = cm;
5355 - } else if (!strcmp(arg, "--textconv")) {
5356 - options->flags.allow_textconv = 1;
5357 - options->flags.textconv_set_via_cmdline = 1;
5358 - } else if (!strcmp(arg, "--no-textconv"))
5359 - options->flags.allow_textconv = 0;
5360 - else if (skip_to_optional_arg_default(arg, "--ignore-submodules", &arg, "all")) {
5373 + } else if (skip_to_optional_arg_default(arg, "--ignore-submodules", &arg, "all")) {
5374 options->flags.override_submodule_config = 1;
5375 handle_ignore_submodules_arg(options, arg);
5376 } else if (skip_to_optional_arg_default(arg, "--submodule", &arg, "log"))