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Annotation of src/usr.bin/arch/arch.c, Revision 1.4

1.1       tholo       1: /*
                      2:  * Copyright (c) 1994 SigmaSoft, Th. Lockert <tholo@sigmasoft.com>
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  * 3. All advertising materials mentioning features or use of this software
                     14:  *    must display the following acknowledgement:
                     15:  *     This product includes software developed by SigmaSoft, Th.  Lockert.
                     16:  * 4. The name of the author may not be used to endorse or promote products
                     17:  *    derived from this software without specific prior written permission.
                     18:  *
                     19:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
                     20:  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
                     21:  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
                     22:  * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
                     23:  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
                     24:  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
                     25:  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
                     26:  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
                     27:  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
                     28:  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     29:  */
                     30:
                     31: #ifndef lint
1.4     ! millert    32: static char rcsid[] = "$OpenBSD: arch.c,v 1.3 1999/08/19 22:17:38 niklas Exp $";
1.1       tholo      33: #endif /* not lint */
                     34:
1.4     ! millert    35: #include <sys/param.h>
        !            36:
        !            37: #include <err.h>
        !            38: #include <locale.h>
1.2       tholo      39: #include <stdio.h>
                     40: #include <unistd.h>
                     41:
                     42: static void usage __P((void));
1.1       tholo      43:
1.3       niklas     44: static int machine;
                     45:
1.1       tholo      46: int
                     47: main(argc, argv)
                     48:        int argc;
                     49:        char *argv[];
                     50: {
1.2       tholo      51:        struct utsname uts;
                     52:        char *arch;
1.3       niklas     53:        char *opts;
1.2       tholo      54:        int c;
1.3       niklas     55:        int short_form = 0;
1.4     ! millert    56:        extern char *__progname;
1.2       tholo      57:
                     58:        setlocale(LC_ALL, "");
                     59:
1.4     ! millert    60:        machine = strcmp(__progname, "machine") == 0;
1.3       niklas     61:        if (machine) {
                     62:                arch = MACHINE;
                     63:                opts = "a";
                     64:                short_form++;
                     65:        } else {
                     66:                arch = MACHINE_ARCH;
                     67:                opts = "ks";
                     68:        }
                     69:        while ((c = getopt(argc, argv, opts)) != -1)
1.2       tholo      70:                switch (c) {
1.3       niklas     71:                        case 'a':
                     72:                                arch = MACHINE_ARCH;
                     73:                                break;
1.2       tholo      74:                        case 'k':
                     75:                                arch = MACHINE;
                     76:                                break;
1.3       niklas     77:                        case 's':
                     78:                                short_form++;
                     79:                                break;
1.2       tholo      80:                        default:
                     81:                                usage();
1.4     ! millert    82:                                /* NOTREACHED */
1.2       tholo      83:                }
                     84:        if (optind != argc) {
                     85:                usage();
                     86:                /* NOTREACHED */
                     87:        }
1.3       niklas     88:        if (!short_form) {
                     89:                fputs("OpenBSD", stdout);
                     90:                fputc('.', stdout);
1.2       tholo      91:        }
                     92:        fputs(arch, stdout);
                     93:        fputc('\n', stdout);
1.1       tholo      94:        exit(0);
1.2       tholo      95: }
                     96:
                     97: static void
                     98: usage()
                     99: {
1.3       niklas    100:        if (machine)
                    101:                fprintf(stderr, "usage: machine [-a]\n");
                    102:        else
                    103:                fprintf(stderr, "usage: arch [-ks]\n");
1.2       tholo     104:        exit(1);
1.1       tholo     105: }