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/* libc/sys/linux/io.c - Basic input/output system calls */

/* Written 2000 by Werner Almesberger */

#define __KERNEL_PROTOTYPES

#include <stdarg.h>

#include <unistd.h>

#include <fcntl.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <sys/ioctl.h>

#include <sys/syscall.h>

#define __NR___ioctl __NR_ioctl

#define __NR___flock __NR_flock

_syscall3(int,read,int,fd,void *,buf,size_t,count)

_syscall3(int,write,int,fd,const void *,buf,size_t,count)

_syscall3(int,open,const char *,file,int,flag,mode_t,mode)

_syscall1(int,close,int,fd)

_syscall3(off_t,lseek,int,fd,off_t,offset,int,count)

_syscall0(int,sync)

_syscall1(int,dup,int,fd)

_syscall2(int,dup2,int,oldfd,int,newfd)

_syscall3(int,fcntl,int,fd,int,cmd,long,arg)

static _syscall3(int,__ioctl,int,fd,int,request,void *,arg)

int ioctl(int fd,int request,...)

{

    va_list ap;

    int res;

    va_start(ap,request);

    res = __ioctl(fd,request,va_arg(ap,void *));

    va_end(ap);

    return res;

}

/* Why are all the types gratuituously different ? */

static _syscall2(long,__flock,unsigned int,fd,unsigned int,cmd)

int flock(int fd,int operation)

{

    return __flock(fd,operation);

}