client.c

类似apache2.0的多线程技术,目的在于解决网络服务器在并发客户数很大的情况下服务器进程分配(fork)而带来的效率瓶颈.

#include <stdio.h>
#include <sys/types.h>
#include <string.h>
#include <unistd.h>
#include <signal.h>
#include <time.h>
#include <pthread.h>

#include "network.h"

void *func(void *args)
{
    int fd;
    char buf[32];

    memset(buf, 0, 32);
    while (1) {
        fd = tcp_connect("localhost", 1231);
        printf("connect \n");

        read(fd, buf, sizeof(buf));
        printf("read \n");

        printf("buf = [%s]\n", buf);
        close(fd);
    }

    return 0;
}

int main()
{
    pid_t pid;
    pthread_t id;
    time_t now;
    int i = 0;

    for (i = 0; i < 100; i++) {
        pid = fork();
        if (pid == 0) {
            func(NULL);
        } else if (pid > 0) {
        } else {
            printf("fork error\n");
        }
    }

    while (1) {
        sleep(15);
    }
    return 0;
}