diff options
Diffstat (limited to 'coreutils/cat.c')
| -rw-r--r-- | coreutils/cat.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/coreutils/cat.c b/coreutils/cat.c index eb141dc..ed3f336 100644 --- a/coreutils/cat.c +++ b/coreutils/cat.c @@ -19,18 +19,21 @@ int bb_cat(char **argv) { static const char *const argv_dash[] = { "-", NULL }; - FILE *f; + int fd; int retval = EXIT_SUCCESS; if (!*argv) argv = (char**) &argv_dash; do { - f = fopen_or_warn_stdin(*argv); - if (f) { + fd = STDIN_FILENO; + if (!LONE_DASH(*argv)) + fd = open_or_warn(*argv, O_RDONLY); + if (fd >= 0) { /* This is not an xfunc - never exits */ - off_t r = bb_copyfd_eof(fileno(f), STDOUT_FILENO); - fclose_if_not_stdin(f); + off_t r = bb_copyfd_eof(fd, STDOUT_FILENO); + if (fd != STDIN_FILENO) + close(fd); if (r >= 0) continue; } |