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Atari Mega Archive 1
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Atari Mega Archive - Volume 1.iso
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mint
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lib
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mntlib44.zoo
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mntlib
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uname.c
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C/C++ Source or Header
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1993-09-15
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2KB
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91 lines
/*
* uname() emulation by Dave Gymer. In the public domain.
* Bugs:
* The MiNT version stuff is in the release field. According to the GNU
* shell utils this is the way SunOS does it, so we put the TOS
* version number in the 'version' field (even under MiNT).
*
* (Modified slightly by ERS.)
*/
#include <stdlib.h>
#include <unistd.h>
#include <osbind.h>
#include <stdio.h>
#include <string.h>
#ifdef __TURBOC__
#include <sys\utsname.h>
#else
#include <sys/utsname.h>
#endif
extern int __mint;
__EXTERN int gethostname __PROTO((char *buf, size_t len));
static long _mch; /* value of the _MCH cookie, if any */
static int tosvers; /* TOS version number */
/*
* get operating system information; must execute in supervisor mode
*/
static long getinfo __PROTO((void));
static long
getinfo()
{
long *cookie, *sysbase;
/* get _MCH cookie value */
cookie = *((long **) 0x5a0L);
if (cookie) {
while (*cookie) {
if (*cookie == 0x5f4d4348L) { /* _MCH */
_mch = cookie[1];
break;
}
cookie += 2;
}
}
/* get TOS version number */
sysbase = *((long **)(0x4f2L));
tosvers = (int)(sysbase[0] & 0x0000ffff);
return 0;
}
#define HILO(x) (int) ((x >> 8) & 255), (int) (x & 255)
int
uname(buf)
struct utsname *buf;
{
if (!tosvers)
(void)Supexec(getinfo);
strcpy(buf->sysname, __mint ? "MiNT" : "TOS");
if (gethostname(buf->nodename, (size_t) 15))
strcpy(buf->nodename, "??node??");
if (__mint)
sprintf(buf->release, "%d.%d", HILO(__mint));
else
buf->release[0] = 0;
sprintf(buf->version, "%d.%d", HILO(tosvers));
switch((int)((_mch >> 16) & 0x0ffffL)) {
case 0:
strcpy(buf->machine, "atarist"); break;
case 1:
strcpy(buf->machine, "atariste"); break;
case 2:
strcpy(buf->machine, "ataritt"); break;
default:
strcpy(buf->machine, "atari");
}
return 0;
}