scoutos / prex-0.9.0 / usr / bin / uname / uname.c @ 03e9c04a
History | View | Annotate | Download (2.76 KB)
1 | 03e9c04a | Brad Neuman | /*
|
---|---|---|---|
2 | * Copyright (c) 2006-2007, Kohsuke Ohtani
|
||
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. Neither the name of the author nor the names of any co-contributors
|
||
14 | * may be used to endorse or promote products derived from this software
|
||
15 | * without specific prior written permission.
|
||
16 | *
|
||
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||
18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||
21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
27 | * SUCH DAMAGE.
|
||
28 | */
|
||
29 | |||
30 | #include <sys/utsname.h> |
||
31 | |||
32 | #include <string.h> |
||
33 | #include <unistd.h> |
||
34 | #include <stdio.h> |
||
35 | #include <stdlib.h> |
||
36 | #include <errno.h> |
||
37 | #include <stdio.h> |
||
38 | |||
39 | #ifdef CMDBOX
|
||
40 | #define main(argc, argv) uname_main(argc, argv)
|
||
41 | #endif
|
||
42 | |||
43 | #define MFLAG 0x01 |
||
44 | #define NFLAG 0x02 |
||
45 | #define RFLAG 0x04 |
||
46 | #define SFLAG 0x08 |
||
47 | #define VFLAG 0x10 |
||
48 | |||
49 | static void |
||
50 | usage(void)
|
||
51 | { |
||
52 | fprintf(stderr, "usage: uname [-amnsrv]\n");
|
||
53 | exit(1);
|
||
54 | } |
||
55 | |||
56 | int
|
||
57 | main(int argc, char *argv[]) |
||
58 | { |
||
59 | u_int flags; |
||
60 | int ch;
|
||
61 | struct utsname uts;
|
||
62 | |||
63 | flags = 0;
|
||
64 | while ((ch = getopt(argc, argv, "amnrsv")) != EOF) { |
||
65 | switch(ch) {
|
||
66 | case 'a': |
||
67 | flags |= (MFLAG | NFLAG | RFLAG | SFLAG | VFLAG); |
||
68 | break;
|
||
69 | case 'm': |
||
70 | flags |= MFLAG; |
||
71 | break;
|
||
72 | case 'n': |
||
73 | flags |= NFLAG; |
||
74 | break;
|
||
75 | case 'r': |
||
76 | flags |= RFLAG; |
||
77 | break;
|
||
78 | case 's': |
||
79 | flags |= SFLAG; |
||
80 | break;
|
||
81 | case 'v': |
||
82 | flags |= VFLAG; |
||
83 | break;
|
||
84 | case '?': |
||
85 | default:
|
||
86 | usage(); |
||
87 | } |
||
88 | } |
||
89 | argc -= optind; |
||
90 | argv += optind; |
||
91 | |||
92 | if (argc)
|
||
93 | usage(); |
||
94 | |||
95 | if (!flags)
|
||
96 | flags |= SFLAG; |
||
97 | |||
98 | uname(&uts); |
||
99 | |||
100 | if (flags & SFLAG)
|
||
101 | printf("%s ", uts.sysname);
|
||
102 | |||
103 | if (flags & RFLAG)
|
||
104 | printf("%s ", uts.release);
|
||
105 | |||
106 | if (flags & VFLAG)
|
||
107 | printf("%s ", uts.version);
|
||
108 | |||
109 | if (flags & MFLAG)
|
||
110 | printf("%s ", uts.machine);
|
||
111 | |||
112 | if (flags & NFLAG)
|
||
113 | printf("%s", uts.nodename);
|
||
114 | |||
115 | putchar('\n');
|
||
116 | exit(0);
|
||
117 | } |