36 lines
675 B
C
36 lines
675 B
C
#include <stdio.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#define FIFO_PATH "/tmp/collector_fifo"
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int main() {
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int fd;
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int num;
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int sum = 0;
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printf("Calculator 已启动，等待 Collector...\n");
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// 打开 FIFO 以读取
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fd = open(FIFO_PATH, O_RDONLY);
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if (fd == -1) {
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perror("打开 FIFO 失败");
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exit(EXIT_FAILURE);
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}
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printf("已连接！准备接收整数。\n");
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// 从 FIFO 读取整数并计算总和
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while (read(fd, &num, sizeof(int)) > 0) {
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sum += num;
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printf("接收到：%d，当前总和：%d\n", num, sum);
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}
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close(fd);
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printf("Calculator 退出。\n");
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return 0;
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} |