diff options
Diffstat (limited to 'coreutils')
| -rw-r--r-- | coreutils/catv.c | 21 |
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) { |