| Eric Andersen | aad1a88 | 2001-03-16 22:47:14 +0000 | [diff] [blame^] | 1 | /* vi: set sw=4 ts=4: */ |
| 2 | /* |
| 3 | * Utility routines. |
| 4 | * |
| 5 | * Copyright (C) tons of folks. Tracking down who wrote what |
| 6 | * isn't something I'm going to worry about... If you wrote something |
| 7 | * here, please feel free to acknowledge your work. |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; either version 2 of the License, or |
| 12 | * (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 | * General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 22 | * |
| 23 | * Based in part on code from sash, Copyright (c) 1999 by David I. Bell |
| 24 | * Permission has been granted to redistribute this code under the GPL. |
| 25 | * |
| 26 | */ |
| 27 | |
| 28 | #include <stdio.h> |
| 29 | #include <errno.h> |
| 30 | #include <sys/syscall.h> |
| 31 | #include <linux/unistd.h> |
| 32 | |
| 33 | #include "libbb.h" |
| 34 | |
| 35 | |
| 36 | _syscall1(int, sysinfo, struct sysinfo *, info); |
| 37 | |
| 38 | /* Include our own version of <sys/mount.h>, since libc5 doesn't |
| 39 | * know about umount2 */ |
| 40 | extern _syscall1(int, umount, const char *, special_file); |
| 41 | extern _syscall5(int, mount, const char *, special_file, const char *, dir, |
| 42 | const char *, fstype, unsigned long int, rwflag, const void *, data); |
| 43 | |
| 44 | #ifndef __NR_umount2 |
| 45 | # warning This kernel does not support the umount2 syscall |
| 46 | # warning The umount2 system call is being stubbed out... |
| 47 | int umount2(const char * special_file, int flags) |
| 48 | { |
| 49 | /* BusyBox was compiled against a kernel that did not support |
| 50 | * the umount2 system call. To make this application work, |
| 51 | * you will need to recompile with a kernel supporting the |
| 52 | * umount2 system call. |
| 53 | */ |
| 54 | fprintf(stderr, "\n\nTo make this application work, you will need to recompile\n"); |
| 55 | fprintf(stderr, "with a kernel supporting the umount2 system call. -Erik\n\n"); |
| 56 | errno=ENOSYS; |
| 57 | return -1; |
| 58 | } |
| 59 | # else |
| 60 | extern _syscall2(int, umount2, const char *, special_file, int, flags); |
| 61 | #endif |
| 62 | |
| 63 | #ifndef __NR_query_module |
| 64 | static const int __NR_query_module = 167; |
| 65 | #endif |
| 66 | _syscall5(int, query_module, const char *, name, int, which, |
| 67 | void *, buf, size_t, bufsize, size_t*, ret); |
| 68 | |
| 69 | /* END CODE */ |
| 70 | /* |
| 71 | Local Variables: |
| 72 | c-file-style: "linux" |
| 73 | c-basic-offset: 4 |
| 74 | tab-width: 4 |
| 75 | End: |
| 76 | */ |