lseek.c raw

   1  #include <unistd.h>
   2  #include "syscall.h"
   3  
   4  off_t __lseek(int fd, off_t offset, int whence)
   5  {
   6  	off_t ret;
   7  	__asm__ __volatile__ ("syscall"
   8  		: "=a"(ret)
   9  		: "a"(SYS_lseek), "D"(fd), "S"(offset), "d"(whence)
  10  		: "rcx", "r11", "memory");
  11  	return ret < 0 ? __syscall_ret(ret) : ret;
  12  }
  13  
  14  weak_alias(__lseek, lseek);
  15  weak_alias(__lseek, lseek64);
  16