tr: display usage for incorrect arguments
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(log yok)
| @@ -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); | |