main.txt

嵌入式linux学习之uclinux步进电机驱动实例（测试平台S3C44B0X,uclinux系统）

#include "ring.h"
#include <stdlib.h>
#include <stdio.h>

ring_buffer_t buffer;

int main()
{
	int j;
	char c;
	char c2
	int rc;
	c = 97;
	ring_buffer_init(&buffer);
	for(j=0; j<31; j++){
			rc = ring_buffer_write(&buffer, &c, 1);	
			if(rc == 1) c++;
	}
	for(j=0; j<10; j++){
			rc = ring_buffer_read(&buffer, &c2, 1);	
			if(rc == 1) printf("%c", c2);
	}
	return(0);

}