blob: 3c774b3c11cac76fbc43f8558b0e3b641033b722 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
/* vi: set sw=4 ts=4:
*
* uname.c - return system name
*
* Copyright 2008 Rob Landley <rob@landley.net>
*
* See http://opengroup.org/onlinepubs/9699919799/utilities/uname.html
USE_UNAME(NEWTOY(uname, "amvrns", TOYFLAG_BIN))
config UNAME
bool "uname"
default y
help
usage: uname [-asnrvmpio]
Print system information.
-s System name
-n Network (domain) name
-r Release number
-v Version (build date)
-m Machine (hardware) name
-a All of the above
*/
#define FOR_uname
#include "toys.h"
// If a 32 bit x86 build environment working in a chroot under an x86-64
// kernel returns x86_64 for -m it confuses ./configure. Special case it.
#if defined(__i686__)
#define GROSS "i686"
#elif defined(__i586__)
#define GROSS "i586"
#elif defined(__i486__)
#define GROSS "i486"
#elif defined(__i386__)
#define GROSS "i386"
#endif
void uname_main(void)
{
int i, flags = toys.optflags, needspace=0;
uname((void *)toybuf);
if (!flags) flags = FLAG_s;
for (i=0; i<5; i++) {
char *c = toybuf+(65*i);
if (flags & ((1<<i)|FLAG_a)) {
int len = strlen(c);
// This problem originates in autoconf, so of course the solution
// is horribly ugly.
#ifdef GROSS
if (i==4 && !strcmp(c,"x86_64")) printf(GROSS);
else
#endif
if (needspace++) {
// We can't decrement on the first entry, because
// needspace would be 0
*(--c)=' ';
len++;
}
xwrite(1, c, len);
}
}
putchar('\n');
}
|
