File: [local] / src / usr.bin / arch / arch.c (download)
Revision 1.14, Sun Feb 8 23:40:34 2015 UTC (9 years, 3 months ago) by deraadt
Branch: MAIN
CVS Tags: OPENBSD_5_8_BASE, OPENBSD_5_8, OPENBSD_5_7_BASE, OPENBSD_5_7 Changes since 1.13: +2 -2 lines
in getopt() blocks, stop incrementing flag variable which are supposed
to just be 0/1
ok miod florian
|
/*
* Copyright (c) 1994 SigmaSoft, Th. Lockert <tholo@sigmasoft.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/param.h> /* MACHINE MACHINE_ARCH */
#include <err.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
static void usage(void);
static int machine;
int
main(int argc, char *argv[])
{
extern char *__progname;
int short_form = 0, c;
char *arch, *opts;
setlocale(LC_ALL, "");
machine = strcmp(__progname, "machine") == 0;
if (machine) {
arch = MACHINE;
opts = "a";
short_form = 1;
} else {
arch = MACHINE_ARCH;
opts = "ks";
}
while ((c = getopt(argc, argv, opts)) != -1)
switch (c) {
case 'a':
arch = MACHINE_ARCH;
break;
case 'k':
arch = MACHINE;
break;
case 's':
short_form = 1;
break;
default:
usage();
/* NOTREACHED */
}
if (optind != argc) {
usage();
/* NOTREACHED */
}
if (!short_form) {
fputs("OpenBSD", stdout);
fputc('.', stdout);
}
fputs(arch, stdout);
fputc('\n', stdout);
exit(0);
}
static void
usage(void)
{
if (machine)
fprintf(stderr, "usage: machine [-a]\n");
else
fprintf(stderr, "usage: arch [-ks]\n");
exit(1);
}