blob: 8d9427c8649c82a50ce296e9352c39b41e534eab [file] [log] [blame]
Erik Andersene49d5ec2000-02-08 19:58:47 +00001/* vi: set sw=4 ts=4: */
Eric Andersenc8fdb561999-10-26 05:21:02 +00002/* uname -- print system information
3 Copyright (C) 1989-1999 Free Software Foundation, Inc.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
8 any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software Foundation,
17 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
18
19/* Option Example
20
21 -s, --sysname SunOS
22 -n, --nodename rocky8
23 -r, --release 4.0
24 -v, --version
25 -m, --machine sun
26 -a, --all SunOS rocky8 4.0 sun
27
28 The default behavior is equivalent to `-s'.
29
30 David MacKenzie <djm@gnu.ai.mit.edu> */
31
32/* Busyboxed by Erik Andersen */
33
Eric Andersen3570a342000-09-25 21:45:58 +000034#include "busybox.h"
Eric Andersenc8fdb561999-10-26 05:21:02 +000035#include <stdio.h>
36#include <sys/types.h>
37#include <sys/utsname.h>
38
39#if defined (HAVE_SYSINFO) && defined (HAVE_SYS_SYSTEMINFO_H)
40# include <sys/systeminfo.h>
41#endif
42
Eric Andersenc8fdb561999-10-26 05:21:02 +000043static void print_element(unsigned int mask, char *element);
44
45/* Values that are bitwise or'd into `toprint'. */
46/* Operating system name. */
47#define PRINT_SYSNAME 1
48
49/* Node name on a communications network. */
50#define PRINT_NODENAME 2
51
52/* Operating system release. */
53#define PRINT_RELEASE 4
54
55/* Operating system version. */
56#define PRINT_VERSION 8
57
58/* Machine hardware name. */
59#define PRINT_MACHINE 16
60
61 /* Host processor type. */
62#define PRINT_PROCESSOR 32
63
64/* Mask indicating which elements of the name to print. */
65static unsigned char toprint;
66
67
68int uname_main(int argc, char **argv)
69{
Erik Andersene49d5ec2000-02-08 19:58:47 +000070 struct utsname name;
71 char processor[256];
72
Eric Andersenc8fdb561999-10-26 05:21:02 +000073#if defined(__sparc__) && defined(__linux__)
Erik Andersene49d5ec2000-02-08 19:58:47 +000074 char *fake_sparc = getenv("FAKE_SPARC");
Eric Andersenc8fdb561999-10-26 05:21:02 +000075#endif
76
Erik Andersene49d5ec2000-02-08 19:58:47 +000077 toprint = 0;
Eric Andersenc8fdb561999-10-26 05:21:02 +000078
Erik Andersene49d5ec2000-02-08 19:58:47 +000079 /* Parse any options */
80 //fprintf(stderr, "argc=%d, argv=%s\n", argc, *argv);
81 while (--argc > 0 && **(++argv) == '-') {
82 while (*(++(*argv))) {
83 switch (**argv) {
84 case 's':
85 toprint |= PRINT_SYSNAME;
86 break;
87 case 'n':
88 toprint |= PRINT_NODENAME;
89 break;
90 case 'r':
91 toprint |= PRINT_RELEASE;
92 break;
93 case 'v':
94 toprint |= PRINT_VERSION;
95 break;
96 case 'm':
97 toprint |= PRINT_MACHINE;
98 break;
99 case 'p':
100 toprint |= PRINT_PROCESSOR;
101 break;
102 case 'a':
103 toprint = (PRINT_SYSNAME | PRINT_NODENAME | PRINT_RELEASE |
104 PRINT_PROCESSOR | PRINT_VERSION |
105 PRINT_MACHINE);
106 break;
107 default:
108 usage(uname_usage);
109 }
110 }
Eric Andersenc8fdb561999-10-26 05:21:02 +0000111 }
Eric Andersenc8fdb561999-10-26 05:21:02 +0000112
Erik Andersene49d5ec2000-02-08 19:58:47 +0000113 if (toprint == 0)
114 toprint = PRINT_SYSNAME;
Eric Andersenc8fdb561999-10-26 05:21:02 +0000115
Erik Andersene49d5ec2000-02-08 19:58:47 +0000116 if (uname(&name) == -1)
117 perror("cannot get system name");
Eric Andersenc8fdb561999-10-26 05:21:02 +0000118
119#if defined (HAVE_SYSINFO) && defined (SI_ARCHITECTURE)
Erik Andersene49d5ec2000-02-08 19:58:47 +0000120 if (sysinfo(SI_ARCHITECTURE, processor, sizeof(processor)) == -1)
121 perror("cannot get processor type");
Eric Andersenc8fdb561999-10-26 05:21:02 +0000122}
123
124#else
Erik Andersene49d5ec2000-02-08 19:58:47 +0000125 strcpy(processor, "unknown");
Eric Andersenc8fdb561999-10-26 05:21:02 +0000126#endif
127
128#if defined(__sparc__) && defined(__linux__)
Erik Andersene49d5ec2000-02-08 19:58:47 +0000129 if (fake_sparc != NULL
130 && (fake_sparc[0] == 'y'
131 || fake_sparc[0] == 'Y')) strcpy(name.machine, "sparc");
Eric Andersenc8fdb561999-10-26 05:21:02 +0000132#endif
133
Erik Andersene49d5ec2000-02-08 19:58:47 +0000134 print_element(PRINT_SYSNAME, name.sysname);
135 print_element(PRINT_NODENAME, name.nodename);
136 print_element(PRINT_RELEASE, name.release);
137 print_element(PRINT_VERSION, name.version);
138 print_element(PRINT_MACHINE, name.machine);
139 print_element(PRINT_PROCESSOR, processor);
Eric Andersenc8fdb561999-10-26 05:21:02 +0000140
Eric Andersenb6106152000-06-19 17:25:40 +0000141 return(TRUE);
Eric Andersenc8fdb561999-10-26 05:21:02 +0000142}
143
144/* If the name element set in MASK is selected for printing in `toprint',
145 print ELEMENT; then print a space unless it is the last element to
146 be printed, in which case print a newline. */
147
148static void print_element(unsigned int mask, char *element)
149{
Erik Andersene49d5ec2000-02-08 19:58:47 +0000150 if (toprint & mask) {
151 toprint &= ~mask;
152 printf("%s%c", element, toprint ? ' ' : '\n');
153 }
Eric Andersenc8fdb561999-10-26 05:21:02 +0000154}