# 2.11BSD#431 - /usr/src/usr.bin/uname/uname.c

##### Functions

    main              X
    usage             X

##### Macros

    MFLAG             X
    NFLAG             X
    RFLAG             X
    SFLAG             X
    VFLAG             X

       1: /*-
       2:  * Copyright (c) 1993
       3:  *	The Regents of the University of California.  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 the University of
      16:  *	California, Berkeley and its contributors.
      17:  * 4. Neither the name of the University nor the names of its contributors
      18:  *    may be used to endorse or promote products derived from this software
      19:  *    without specific prior written permission.
      20:  *
      21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
      22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
      23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
      24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
      25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
      26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
      27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
      28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
      29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
      30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
      31:  * SUCH DAMAGE.
      32:  */
      33:
      34: #if !defined(lint) && defined(DOSCCS)
      35: static char copyright[] =
      36: "@(#) Copyright (c) 1993\n\
      37: 	The Regents of the University of California.  All rights reserved.\n";
      38:
      39: static char sccsid[] = "@(#)uname.c	8.1.1 (2.11BSD GTE) 2/4/95";
      40: #endif /* not lint */
      41:
      42: #include <sys/param.h>
      43: #include <sys/sysctl.h>
      44:
      45: #include <stdio.h>
      46:
      47: extern  int optind;
      48:
      49: void usage();
      50:
      51: int
      52: main(argc, argv)
      53:     int argc;
      54:     char *argv[];
      55: {
      56: #define MFLAG   0x01
      57: #define NFLAG   0x02
      58: #define RFLAG   0x04
      59: #define SFLAG   0x08
      60: #define VFLAG   0x10
      61:     register u_int flags;
      62:     int ch, mib[2];
      63:     size_t len, tlen;
      64:     register char *p, *prefix;
      65:     char buf[1024];
      66:
      67:     flags = 0;
      68:     while ((ch = getopt(argc, argv, "amnrsv")) != EOF)
      69:         switch(ch) {
      70:         case 'a':
      71:             flags |= (MFLAG | NFLAG | RFLAG | SFLAG | VFLAG);
      72:             break;
      73:         case 'm':
      74:             flags |= MFLAG;
      75:             break;
      76:         case 'n':
      77:             flags |= NFLAG;
      78:             break;
      79:         case 'r':
      80:             flags |= RFLAG;
      81:             break;
      82:         case 's':
      83:             flags |= SFLAG;
      84:             break;
      85:         case 'v':
      86:             flags |= VFLAG;
      87:             break;
      88:         case '?':
      89:         default:
      90:             usage();
      91:         }
      92:
      93:     argc -= optind;
      94:     argv += optind;
      95:
      96:     if (argc)
      97:         usage();
      98:
      99:     if (!flags)
     100:         flags |= SFLAG;
     101:
     102:     prefix = "";
     103:
     104:     if (flags & SFLAG) {
     105:         mib[0] = CTL_KERN;
     106:         mib[1] = KERN_OSTYPE;
     107:         len = sizeof(buf);
     108:         if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
     109:             err(1, "sysctl");
     110:         (void)printf("%s%.*s", prefix, len, buf);
     111:         prefix = " ";
     112:     }
     113:     if (flags & NFLAG) {
     114:         mib[0] = CTL_KERN;
     115:         mib[1] = KERN_HOSTNAME;
     116:         len = sizeof(buf);
     117:         if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
     118:             err(1, "sysctl");
     119:         (void)printf("%s%.*s", prefix, len, buf);
     120:         prefix = " ";
     121:     }
     122:     if (flags & RFLAG) {
     123:         mib[0] = CTL_KERN;
     124:         mib[1] = KERN_OSRELEASE;
     125:         len = sizeof(buf);
     126:         if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
     127:             err(1, "sysctl");
     128:         (void)printf("%s%.*s", prefix, len, buf);
     129:         prefix = " ";
     130:     }
     131:     if (flags & VFLAG) {
     132:         mib[0] = CTL_KERN;
     133:         mib[1] = KERN_VERSION;
     134:         len = sizeof(buf);
     135:         if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
     136:             err(1, "sysctl");
     137:         for (p = buf, tlen = len; tlen--; ++p)
     138:             if (*p == '\n' || *p == '\t')
     139:                 *p = ' ';
     140:         (void)printf("%s%.*s", prefix, len, buf);
     141:         prefix = " ";
     142:     }
     143:     if (flags & MFLAG) {
     144:         mib[0] = CTL_HW;
     145:         mib[1] = HW_MACHINE;
     146:         len = sizeof(buf);
     147:         if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
     148:             err(1, "sysctl");
     149:         (void)printf("%s%.*s", prefix, len, buf);
     150:         prefix = " ";
     151:     }
     152:     (void)printf("\n");
     153:     exit (0);
     154: }
     155:
     156: void
     157: usage()
     158: {
     159:     (void)fprintf(stderr, "usage: uname [-amnrsv]\n");
     160:     exit(1);
     161: }

#### Defined functions

main defined in line 51; never used
usage defined in line 156; used 3 times

- in line 49, 90, 97

#### Defined variables

copyright defined in line 35; never used
sccsid defined in line 39; never used

#### Defined macros

MFLAG defined in line 56; used 3 times

- in line 71-74(2), 143

NFLAG defined in line 57; used 3 times

- in line 71, 77, 113

RFLAG defined in line 58; used 3 times

- in line 71, 80, 122

SFLAG defined in line 59; used 4 times

- in line 71, 83, 100-104(2)

VFLAG defined in line 60; used 3 times

- in line 71, 86, 131

Last modified: 1995-02-05 Generated: 2016-12-26 | Generated by src2html V0.67 page hit count: 1196 |