| /* 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 "busybox.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 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); |
| |
| return(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'); |
| } |
| } |