less: stop dying on bad regexps, quietly pipe data w/o

user interaction if stdout is not a tty.
size optimizations

1 files changed, 3 insertions, 5 deletions

diff --git a/coreutils/cat.c b/coreutils/cat.c
index db4d33dc5..d828b86ec 100644
--- a/coreutils/cat.c
+++ b/coreutils/cat.c
@@ -14,9 +14,12 @@
 
 int bb_cat(char **argv)
 {
+        static char *const argv_dash[] = { "-", NULL };
         FILE *f;
         int retval = EXIT_SUCCESS;
 
+        if (!*argv) argv = (char**) &argv_dash;
+
         do {
                 f = fopen_or_warn_stdin(*argv);
                 if (f) {
@@ -35,11 +38,6 @@ int bb_cat(char **argv)
 int cat_main(int argc, char **argv)
 {
         getopt32(argc, argv, "u");
-
         argv += optind;
-        if (!*argv) {
-                *--argv = "-";
-        }
-
         return bb_cat(argv);
 }