diff options
Diffstat (limited to 'libbb/syscalls.c')
-rw-r--r-- | libbb/syscalls.c | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/libbb/syscalls.c b/libbb/syscalls.c deleted file mode 100644 index a90f5de2b..000000000 --- a/libbb/syscalls.c +++ /dev/null @@ -1,113 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * some system calls possibly missing from libc - * - * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> - * - * 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 of the License, 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 - * - */ - -#include <stdio.h> -#include <errno.h> -#include <unistd.h> -/* Kernel headers before 2.1.mumble need this on the Alpha to get - _syscall* defined. */ -#define __LIBRARY__ -#include <sys/syscall.h> -#include "libbb.h" - -int sysfs(int option, unsigned int fs_index, char * buf) -{ -#ifndef __NR_sysfs -#warning "This kernel does not support the sysfs syscall" -#warning "-> The sysfs system call is being stubbed out..." - bb_error_msg("\n\nTo make this application work, you will need to recompile\n" - "BusyBox with a kernel supporting the sysfs system call.\n"); - errno = ENOSYS; - return -1; -#else - return(syscall(__NR_sysfs, option, fs_index, buf)); -#endif -} - -int pivot_root(const char * new_root,const char * put_old) -{ -#ifndef __NR_pivot_root -#warning This kernel does not support the pivot_root syscall -#warning -> The pivot_root system call is being stubbed out... - /* BusyBox was compiled against a kernel that did not support - * the pivot_root system call. To make this application work, - * you will need to recompile with a kernel supporting the - * pivot_root system call. - */ - bb_error_msg("\n\nTo make this application work, you will need to recompile\n" - "BusyBox with a kernel supporting the pivot_root system call.\n"); - errno = ENOSYS; - return -1; -#else - return(syscall(__NR_pivot_root, new_root, put_old)); -#endif /* __NR_pivot_root */ -} - - -/* These syscalls are not included in ancient glibc versions, - so we have to define them ourselves, whee ! */ -#if ((__GLIBC__ <= 2) && (__GLIBC_MINOR__ < 1)) - -int bdflush(int func, int data) -{ - return(syscall(__NR_bdflush, func, data)); -} - -#ifndef __alpha__ -# define __NR_klogctl __NR_syslog -int klogctl(int type, char *b, int len) -{ - return(syscall(__NR_klogctl, type, b, len)); -} -#endif /* __alpha__ */ - - -int umount2(const char * special_file, int flags) -{ -#ifndef __NR_umount2 -#warning "This kernel does not support the umount2 syscall" -#warning "-> The umount2 system call is being stubbed out..." - /* BusyBox was compiled against a kernel that did not support - * the umount2 system call. To make this application work, - * you will need to recompile with a kernel supporting the - * umount2 system call. - */ - bb_error_msg("\n\nTo make this application work, you will need to recompile\n" - "BusyBox with a kernel supporting the umount2 system call.\n"); - errno = ENOSYS; - return -1; -#else - return(syscall(__NR_umount2, special_file, flags)); -#endif /* __NR_umount2 */ -} - -#endif /* old glibc check */ - - -/* END CODE */ -/* -Local Variables: -c-file-style: "linux" -c-basic-offset: 4 -tab-width: 4 -End: -*/ |