diff options
Diffstat (limited to 'coreutils/yes.c')
| -rw-r--r-- | coreutils/yes.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/coreutils/yes.c b/coreutils/yes.c index ac67845..a822ebc 100644 --- a/coreutils/yes.c +++ b/coreutils/yes.c @@ -27,12 +27,18 @@ extern int yes_main(int argc, char **argv) { int i; - if (argc == 1) + if (argc >=1 && *argv[1]=='-') { + usage("yes [OPTION]... [STRING]...\n\n" + "Repeatedly outputs a line with all specified STRING(s), or `y'.\n"); + } + + if (argc == 1) { while (1) if (puts("y") == EOF) { perror("yes"); exit(FALSE); } + } while (1) for (i = 1; i < argc; i++) |