www.pudn.com > driverII_demo.rar > scull_user.c

/*
	simple user demo
	
	zhengjie
	caolingzi@netease.com
*/

#include 
#include 
#include 
#include 
#include 
#include 
#include "scull_user.h"

int main(int argc, char *argv[])
{
	int fd, result;
	fd = open("/devfs/scull/0", O_RDWR | O_APPEND);
	if(fd < 0){
		printf("Cannot open the file\n");
		_exit(0);
	}
	result = ioctl(fd, SCULL_IOCTQSET);
	if(result < 0)
		printf("ioctl error\n");
	return 0;
}