#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#define?FIFO?“/var/my_car_fifo“
#include?

#define?CAR_IOC_MAGIC?‘k‘
#define?CAR_UP?_IO（CAR_IOC_MAGIC?0）
#define?CAR_DOWN?_IO（CAR_IOC_MAGIC?1）
#define?CAR_LEFT?_IO（CAR_IOC_MAGIC?2）
#define?CAR_RIGHT?_IO（CAR_IOC_MAGIC?3）
#define?CAR_STOP?_IO（CAR_IOC_MAGIC?4）

main（int?argcchar**?argv）
{
	char?buf_r[10];
	int??fifo_fd?car_fd;
	int??nread;
	
	car_fd?=?open（“/dev/my_car“?0）;
	if（car_fd?==?-1）{
		perror（“open?car?device?failed“）;
		exit（1）;
	}
	
	/*?創(chuàng)建管道?*/
	if（（mkfifo（FIFOO_CREAT|O_EXCL）<0）&&（errno!=EEXIST））
	{
		perror（“cannot?create?fifo\n“）;
		exit（1）;
	}
	
	while（1）
	{
		fifo_fd=open（FIFOO_RDONLY0）;
		memset（buf_r0sizeof（buf_r））;
		
		if（（nread=read（fifo_fdbuf_r10））==-1）
		{
			if（errno==EAGAIN）
				printf（“no?data?yet\n“）;
		}
	
		if（!strcmp（buf_r?“UP“））
		{
			ioctl（car_fd?CAR_UP）;
			printf（“go?up!\n“）;
		}
		if（!strcmp（buf_r?“DOWN“））
		{
			ioctl（car_fd?CAR_DOWN）;
			printf（“go?down!\n“）;
		}
		if（!strcmp（buf_r?“LEFT“））
		{
			ioctl（car_fd?CAR_LEFT）;
			printf（“go?left!\n“）;
		}
		if（!strcmp（buf_r?“RIGHT“））
		{
			ioctl（car_fd?CAR_RIGHT）;
			printf（“go?right!\n“）;
		}
		if（!strcmp（buf_r?“STOP“））
		{
			ioctl（car_fd?CAR_STOP）;
			printf（“go?stop!\n“）;
		}	
		
		close（fifo_fd）;
	}	
	close（car_fd）;
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2011-12-26?10:21??WebCarSDK\
?????目錄???????????0??2011-12-26?10:08??WebCarSDK\boa\
?????文件??????122066??2006-12-22?22:00??WebCarSDK\boa\boa-0.94.13.tar.gz
?????文件???????87040??2006-11-03?22:15??WebCarSDK\boa\boa移植實(shí)驗(yàn).ppt
?????目錄???????????0??2011-12-27?17:50??WebCarSDK\boa\doc\
?????文件???????59392??2011-05-21?10:35??WebCarSDK\boa\doc\嵌入式boa服務(wù)器的移植.doc
?????文件??????181095??2011-05-21?10:37??WebCarSDK\boa\doc\嵌入式boa服務(wù)器移植?-?嵌入式Linux?-?ARM+嵌入式LINUX.mht
?????目錄???????????0??2011-12-26?10:21??WebCarSDK\boot_loader\
?????文件??????256348??2009-07-21?15:00??WebCarSDK\boot_loader\supervivi-64M
?????目錄???????????0??2011-12-26?09:29??WebCarSDK\car\
?????目錄???????????0??2012-04-25?14:21??WebCarSDK\car\app\
?????文件????????1507??2011-10-08?23:17??WebCarSDK\car\app\app_car.c
?????目錄???????????0??2011-12-26?10:17??WebCarSDK\car\driver\
?????文件????????3835??2011-10-08?23:30??WebCarSDK\car\driver\car.c.v1
?????文件????????3900??2011-10-08?23:30??WebCarSDK\car\driver\car.c.v2
?????目錄???????????0??2012-05-17?21:12??WebCarSDK\car\driver\doc\
?????文件??????167424??2011-10-04?22:23??WebCarSDK\car\driver\doc\L298N.doc
?????文件?????????233??2011-10-08?22:28??WebCarSDK\car\driver\Makefile
?????目錄???????????0??2011-12-26?09:33??WebCarSDK\CGI\
?????目錄???????????0??2011-12-26?09:31??WebCarSDK\CGI\doc\
?????文件????10376270??2011-10-02?13:19??WebCarSDK\CGI\doc\CGI程序設(shè)計(jì)指南.pdf
?????文件??????102508??2011-10-02?13:19??WebCarSDK\CGI\doc\用?c?寫?CGI?程序簡(jiǎn)要指南-網(wǎng)頁教學(xué)網(wǎng)Webjx_Com?提供最新最快的網(wǎng)頁技術(shù).mht
?????文件?????????928??2011-10-08?21:39??WebCarSDK\CGI\my_cgi.c
?????目錄???????????0??2012-06-02?17:45??WebCarSDK\doc\
?????文件??????755232??2011-10-01?09:01??WebCarSDK\doc\Farsight安防監(jiān)控-CD.pdf
?????文件??????132865??2011-12-24?00:06??WebCarSDK\doc\嵌入式WEB監(jiān)控小車項(xiàng)目指導(dǎo).docx
?????文件??????422019??2011-12-24?10:47??WebCarSDK\doc\嵌入式WEB監(jiān)控小車項(xiàng)目指導(dǎo).pdf
?????文件??????642923??2011-12-25?11:28??WebCarSDK\doc\嵌入式安防監(jiān)控系統(tǒng).PNG
?????文件???????86974??2011-09-30?13:26??WebCarSDK\doc\用mini2440制作的無線視頻小車，哈哈~?Linux交流區(qū)?ARM9之家論壇?-?無圖版.mht
?????目錄???????????0??2011-12-26?10:20??WebCarSDK\kernel_image\
?????文件?????2022344??2009-07-08?18:18??WebCarSDK\kernel_image\zImage_N35_2.6.19
............此處省略84個(gè)文件信息