regex: use regexec_buf()

diff --git a/builtin/ls-files.c b/builtin/ls-files.c
index dedf02dc702d1cc94399f45869e5d01d2f0eecb9..f02e3d23bb71a39dfd9f6eddf40aa84da896b650 100644 (file)
--- a/builtin/ls-files.c
+++ b/builtin/ls-files.c
@@ -379,14 +379,6 @@ static const char * const ls_files_usage[] = {
        NULL
 };
 
-static int option_parse_z(const struct option *opt,
-                         const char *arg, int unset)
-{
-       line_terminator = unset ? '\n' : '\0';
-
-       return 0;
-}
-
 static int option_parse_exclude(const struct option *opt,
                                const char *arg, int unset)
 {
@@ -428,9 +420,9 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
        struct exclude_list *el;
        struct string_list exclude_list = STRING_LIST_INIT_NODUP;
        struct option builtin_ls_files_options[] = {
-               { OPTION_CALLBACK, 'z', NULL, NULL, NULL,
-                       N_("paths are separated with NUL character"),
-                       PARSE_OPT_NOARG, option_parse_z },
+               /* Think twice before adding "--nul" synonym to this */
+               OPT_SET_INT('z', NULL, &line_terminator,
+                       N_("paths are separated with NUL character"), '\0'),
                OPT_BOOL('t', NULL, &show_tag,
                        N_("identify the file status with tags")),
                OPT_BOOL('v', NULL, &show_valid_bit,