mirror of
https://github.com/sheumann/hush.git
synced 2024-08-17 00:29:03 +00:00
170 lines
4.2 KiB
C
170 lines
4.2 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/* uname -- print system information
|
|
Copyright (C) 1989-1999 Free Software Foundation, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software Foundation,
|
|
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
|
|
|
/* Option Example
|
|
|
|
-s, --sysname SunOS
|
|
-n, --nodename rocky8
|
|
-r, --release 4.0
|
|
-v, --version
|
|
-m, --machine sun
|
|
-a, --all SunOS rocky8 4.0 sun
|
|
|
|
The default behavior is equivalent to `-s'.
|
|
|
|
David MacKenzie <djm@gnu.ai.mit.edu> */
|
|
|
|
/* Busyboxed by Erik Andersen */
|
|
|
|
#include "internal.h"
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
#include <sys/utsname.h>
|
|
|
|
#if defined (HAVE_SYSINFO) && defined (HAVE_SYS_SYSTEMINFO_H)
|
|
# include <sys/systeminfo.h>
|
|
#endif
|
|
|
|
|
|
static const char uname_usage[] =
|
|
"uname [OPTION]...\n\n"
|
|
"Print certain system information. With no OPTION, same as -s.\n\n"
|
|
"Options:\n"
|
|
"\t-a\tprint all information\n"
|
|
"\t-m\tthe machine (hardware) type\n"
|
|
"\t-n\tprint the machine's network node hostname\n"
|
|
"\t-r\tprint the operating system release\n"
|
|
"\t-s\tprint the operating system name\n"
|
|
|
|
"\t-p\tprint the host processor type\n"
|
|
"\t-v\tprint the operating system version\n";
|
|
|
|
|
|
static void print_element(unsigned int mask, char *element);
|
|
|
|
/* Values that are bitwise or'd into `toprint'. */
|
|
/* Operating system name. */
|
|
#define PRINT_SYSNAME 1
|
|
|
|
/* Node name on a communications network. */
|
|
#define PRINT_NODENAME 2
|
|
|
|
/* Operating system release. */
|
|
#define PRINT_RELEASE 4
|
|
|
|
/* Operating system version. */
|
|
#define PRINT_VERSION 8
|
|
|
|
/* Machine hardware name. */
|
|
#define PRINT_MACHINE 16
|
|
|
|
/* Host processor type. */
|
|
#define PRINT_PROCESSOR 32
|
|
|
|
/* Mask indicating which elements of the name to print. */
|
|
static unsigned char toprint;
|
|
|
|
|
|
int uname_main(int argc, char **argv)
|
|
{
|
|
struct utsname name;
|
|
char processor[256];
|
|
|
|
#if defined(__sparc__) && defined(__linux__)
|
|
char *fake_sparc = getenv("FAKE_SPARC");
|
|
#endif
|
|
|
|
toprint = 0;
|
|
|
|
/* Parse any options */
|
|
//fprintf(stderr, "argc=%d, argv=%s\n", argc, *argv);
|
|
while (--argc > 0 && **(++argv) == '-') {
|
|
while (*(++(*argv))) {
|
|
switch (**argv) {
|
|
case 's':
|
|
toprint |= PRINT_SYSNAME;
|
|
break;
|
|
case 'n':
|
|
toprint |= PRINT_NODENAME;
|
|
break;
|
|
case 'r':
|
|
toprint |= PRINT_RELEASE;
|
|
break;
|
|
case 'v':
|
|
toprint |= PRINT_VERSION;
|
|
break;
|
|
case 'm':
|
|
toprint |= PRINT_MACHINE;
|
|
break;
|
|
case 'p':
|
|
toprint |= PRINT_PROCESSOR;
|
|
break;
|
|
case 'a':
|
|
toprint = (PRINT_SYSNAME | PRINT_NODENAME | PRINT_RELEASE |
|
|
PRINT_PROCESSOR | PRINT_VERSION |
|
|
PRINT_MACHINE);
|
|
break;
|
|
default:
|
|
usage(uname_usage);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (toprint == 0)
|
|
toprint = PRINT_SYSNAME;
|
|
|
|
if (uname(&name) == -1)
|
|
perror("cannot get system name");
|
|
|
|
#if defined (HAVE_SYSINFO) && defined (SI_ARCHITECTURE)
|
|
if (sysinfo(SI_ARCHITECTURE, processor, sizeof(processor)) == -1)
|
|
perror("cannot get processor type");
|
|
}
|
|
|
|
#else
|
|
strcpy(processor, "unknown");
|
|
#endif
|
|
|
|
#if defined(__sparc__) && defined(__linux__)
|
|
if (fake_sparc != NULL
|
|
&& (fake_sparc[0] == 'y'
|
|
|| fake_sparc[0] == 'Y')) strcpy(name.machine, "sparc");
|
|
#endif
|
|
|
|
print_element(PRINT_SYSNAME, name.sysname);
|
|
print_element(PRINT_NODENAME, name.nodename);
|
|
print_element(PRINT_RELEASE, name.release);
|
|
print_element(PRINT_VERSION, name.version);
|
|
print_element(PRINT_MACHINE, name.machine);
|
|
print_element(PRINT_PROCESSOR, processor);
|
|
|
|
exit(TRUE);
|
|
}
|
|
|
|
/* If the name element set in MASK is selected for printing in `toprint',
|
|
print ELEMENT; then print a space unless it is the last element to
|
|
be printed, in which case print a newline. */
|
|
|
|
static void print_element(unsigned int mask, char *element)
|
|
{
|
|
if (toprint & mask) {
|
|
toprint &= ~mask;
|
|
printf("%s%c", element, toprint ? ' ' : '\n');
|
|
}
|
|
}
|