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File: [local] / src / usr.bin / dirname / dirname.c (download)
Revision 1.16, Fri Oct 28 07:22:59 2016 UTC (7 years, 7 months ago) by schwarze
Delete some useless setlocale(3) calls in /usr/bin, no functional change. Patches from Jan Stary <hans at stare dot cz>, tweaked by me and tb@. While here, apply some simple style improvements: Sort headers, static void __dead usage(), return from main(), zap case '?', drop /* NOTREACHED */, drop break after usage(), ... OK tb@ millert@ |
/* $OpenBSD: dirname.c,v 1.16 2016/10/28 07:22:59 schwarze Exp $ */ /* * Copyright (c) 1997 Todd C. Miller <Todd.Miller@courtesan.com> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <err.h> #include <libgen.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> static void __dead usage(void); int main(int argc, char *argv[]) { int ch; char *dir; if (pledge("stdio", NULL) == -1) err(1, "pledge"); while ((ch = getopt(argc, argv, "")) != -1) { switch (ch) { default: usage(); } } argc -= optind; argv += optind; if (argc != 1) usage(); if ((dir = dirname(argv[0])) == NULL) err(1, "%s", argv[0]); puts(dir); return 0; } extern char *__progname; static void __dead usage(void) { (void)fprintf(stderr, "usage: %s pathname\n", __progname); exit(1); }