diff options
Diffstat (limited to 'disk-utils/isosize.c')
-rw-r--r-- | disk-utils/isosize.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/disk-utils/isosize.c b/disk-utils/isosize.c index b5ac56262..ed43c9d70 100644 --- a/disk-utils/isosize.c +++ b/disk-utils/isosize.c @@ -126,8 +126,9 @@ static void isosize(int argc, char *filenamep, int xflag, long divisor) close(fd); } -static void __attribute__((__noreturn__)) usage(FILE *out) +static void __attribute__((__noreturn__)) usage(void) { + FILE *out = stdout; fputs(USAGE_HEADER, out); fprintf(out, _(" %s [options] <iso9660_image_file>\n"), @@ -144,7 +145,7 @@ static void __attribute__((__noreturn__)) usage(FILE *out) fputs(USAGE_VERSION, out); fprintf(out, USAGE_MAN_TAIL("isosize(8)")); - exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS); + exit(EXIT_SUCCESS); } int main(int argc, char **argv) @@ -179,15 +180,17 @@ int main(int argc, char **argv) printf(UTIL_LINUX_VERSION); return EXIT_SUCCESS; case 'h': - usage(stdout); + usage(); default: errtryhelp(EXIT_FAILURE); } ct = argc - optind; - if (ct <= 0) - usage(stderr); + if (ct <= 0) { + warnx(_("no device specified")); + errtryhelp(EXIT_FAILURE); + } for (j = optind; j < argc; j++) isosize(ct, argv[j], xflag, divisor); |