stash: convert save to builtin

diff --git a/builtin/ls-files.c b/builtin/ls-files.c
index 2787453eb1df713ecf9c2a0d3a5ee25659aac557..c70a9c71588a76b2ef04689fc6cd805cee4ae0b8 100644 (file)
--- a/builtin/ls-files.c
+++ b/builtin/ls-files.c
@@ -475,6 +475,8 @@ static int option_parse_exclude(const struct option *opt,
 {
        struct string_list *exclude_list = opt->value;
 
+       BUG_ON_OPT_NEG(unset);
+
        exc_given = 1;
        string_list_append(exclude_list, arg);
 
@@ -486,6 +488,8 @@ static int option_parse_exclude_from(const struct option *opt,
 {
        struct dir_struct *dir = opt->value;
 
+       BUG_ON_OPT_NEG(unset);
+
        exc_given = 1;
        add_excludes_from_file(dir, arg);
 
@@ -497,6 +501,9 @@ static int option_parse_exclude_standard(const struct option *opt,
 {
        struct dir_struct *dir = opt->value;
 
+       BUG_ON_OPT_NEG(unset);
+       BUG_ON_OPT_ARG(arg);
+
        exc_given = 1;
        setup_standard_excludes(dir);