[PATCH] tr: display usage for incorrect arguments
Ron Yorston
rmy at pobox.com
Sun Apr 16 07:23:58 UTC 2023
tr must have one or two non-option arguments. Display the usage
message if any other number is present.
function old new delta
.rodata 108389 108392 +3
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/0 up/down: 3/0) Total: 3 bytes
Signed-off-by: Ron Yorston <rmy at pobox.com>
---
coreutils/tr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/coreutils/tr.c b/coreutils/tr.c
index 1e402dfdb..7fe7f89d5 100644
--- a/coreutils/tr.c
+++ b/coreutils/tr.c
@@ -299,7 +299,7 @@ int tr_main(int argc UNUSED_PARAM, char **argv)
*/
/* '+': stop at first non-option */
- opts = getopt32(argv, "^+" "Ccds" "\0" "-1");
+ opts = getopt32(argv, "^+" "Ccds" "\0" "-1:?2");
argv += optind;
str1_length = expand(*argv++, &str1);
--
2.39.2
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