Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
---
diff.c | 30 +++++++++++++++++++-----------
1 file changed, 19 insertions(+), 11 deletions(-)
diff --git a/diff.c b/diff.c
index bf7d2afcce..4d3eababe3 100644
--- a/diff.c
+++ b/diff.c
@@ -4725,14 +4725,6 @@ static int parse_dirstat_opt(struct diff_options *options, const char *params)
return 1;
}
-static int parse_submodule_opt(struct diff_options *options, const char *value)
-{
- if (parse_submodule_params(options, value))
- die(_("Failed to parse --submodule option parameter: '%s'"),
- value);
- return 1;
-}
-
static const char diff_status_letters[] = {
DIFF_STATUS_ADDED,
DIFF_STATUS_COPIED,
@@ -5079,6 +5071,20 @@ static int diff_opt_relative(const struct option *opt,
return 0;
}
+static int diff_opt_submodule(const struct option *opt,
+ const char *arg, int unset)
+{
+ struct diff_options *options = opt->value;
+
+ BUG_ON_OPT_NEG(unset);
+ if (!arg)
+ arg = "log";
+ if (parse_submodule_params(options, arg))
+ return error(_("failed to parse --submodule option parameter: '%s'"),
+ arg);
+ return 0;
+}
+
static int diff_opt_textconv(const struct option *opt,
const char *arg, int unset)
{
@@ -5342,6 +5348,10 @@ static void prep_parse_options(struct diff_options *options)
N_("ignore changes to submodules in the diff generation"),
PARSE_OPT_NONEG | PARSE_OPT_OPTARG,
diff_opt_ignore_submodules),
+ OPT_CALLBACK_F(0, "submodule", options, N_("<format>"),
+ N_("specify how differences in submodules are shown"),
+ PARSE_OPT_NONEG | PARSE_OPT_OPTARG,
+ diff_opt_submodule),
{ OPTION_CALLBACK, 0, "output", options, N_("<file>"),
N_("Output to a specific file"),
PARSE_OPT_NONEG, NULL, 0, diff_opt_output },
@@ -5391,9 +5401,7 @@ int diff_opt_parse(struct diff_options *options,
if (cm & COLOR_MOVED_WS_ERROR)
return -1;
options->color_moved_ws_handling = cm;
- } else if (skip_to_optional_arg_default(arg, "--submodule", &arg, "log"))
- return parse_submodule_opt(options, arg);
- else if (skip_prefix(arg, "--ws-error-highlight=", &arg))
+ } else if (skip_prefix(arg, "--ws-error-highlight=", &arg))
return parse_ws_error_highlight_opt(options, arg);
else if (!strcmp(arg, "--ita-invisible-in-index"))
options->ita_invisible_in_index = 1;
--
2.20.0.482.g66447595a7
