/* vi: set sw=4 ts=4: *//* * some system calls possibly missing from libc * * Copyright (C) 1999,2000 by Lineo, inc. and Erik Andersen * Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.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>#if __GNU_LIBRARY__ < 5/* This is needed for libc5 */#include <asm/unistd.h>#endif#include "libbb.h"#if defined(__ia64__)int sysfs( int option, unsigned int fs_index, char * buf){	return(syscall(__NR_sysfs, option, fs_index, buf));}#else_syscall3(int, sysfs, int, option, unsigned int, fs_index, char *, buf);#endif#ifndef __NR_pivot_root#warning This kernel does not support the pivot_root syscall#warning -> The pivot_root system call is being stubbed out...int pivot_root(const char * new_root,const char * put_old){	/* 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.	 */	fprintf(stderr, "\n\nTo make this application work, you will need to recompile\n");	fprintf(stderr, "with a kernel supporting the pivot_root system call. -Erik\n\n");	errno=ENOSYS;	return -1;}#else#  if defined(__ia64__)	int pivot_root(const char * new_root,const char * put_old)	{		return(syscall(__NR_pivot_root, new_root, put_old));	}#  else    _syscall2(int,pivot_root,const char *,new_root,const char *,put_old);#  endif#endif#if __GNU_LIBRARY__ < 5 || ((__GLIBC__ <= 2) && (__GLIBC_MINOR__ < 1))/* These syscalls are not included as part of libc5 */_syscall2(int, bdflush, int, func, int, data);#ifndef __alpha__# define __NR_klogctl __NR_syslog  _syscall3(int, klogctl, int, type, char *, b, int, len);#endif#ifndef __NR_umount2# warning This kernel does not support the umount2 syscall# warning -> The umount2 system call is being stubbed out...int umount2(const char * special_file, int flags){	/* 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.	 */	fprintf(stderr, "\n\nTo make this application work, you will need to recompile\n");	fprintf(stderr, "with a kernel supporting the umount2 system call. -Erik\n\n");	errno=ENOSYS;	return -1;}# else_syscall2(int, umount2, const char *, special_file, int, flags);#endif#endif /* __GNU_LIBRARY__ < 5 *//* END CODE *//*Local Variables:c-file-style: "linux"c-basic-offset: 4tab-width: 4End:*/