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Diffstat (limited to 'coreutils')
-rw-r--r--coreutils/catv.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/coreutils/catv.c b/coreutils/catv.c
index cc61233e1..876b67a2a 100644
--- a/coreutils/catv.c
+++ b/coreutils/catv.c
@@ -23,14 +23,20 @@ int catv_main(int argc, char **argv)
#define CATV_OPT_t (1<<1)
#define CATV_OPT_v (1<<2)
flags ^= CATV_OPT_v;
-
argv += optind;
+
+ /* Read from stdin if there's nothing else to do. */
+ fd = 0;
+ if (!argv[0])
+ goto jump_in;
do {
- /* Read from stdin if there's nothing else to do. */
- fd = 0;
- if (*argv && 0 > (fd = xopen(*argv, O_RDONLY)))
+ fd = open_or_warn(*argv, O_RDONLY);
+ if (fd < 0) {
retval = EXIT_FAILURE;
- else for (;;) {
+ continue;
+ }
+ jump_in:
+ for (;;) {
int i, res;
#define read_buf bb_common_bufsiz1
@@ -46,10 +52,9 @@ int catv_main(int argc, char **argv)
if (c == 127) {
printf("^?");
continue;
- } else {
- printf("M-");
- c -= 128;
}
+ printf("M-");
+ c -= 128;
}
if (c < 32) {
if (c == 10) {