鍦–++涓垱寤鸿繘绋嬮€氬父浣跨敤fork()鍑芥暟鏉ュ垱寤轰竴涓瓙杩涚▼锛岀劧鍚庡彲浠ヤ娇鐢?code>exec()绯诲垪鍑芥暟鏉ユ墽琛屽彟涓€涓▼搴忋€備互涓嬫槸涓€涓畝鍗曠殑绀轰緥锛?/p>

#include <iostream>
#include <unistd.h>

int main() {
    pid_t pid = fork();

    if (pid < 0) {
        std::cerr << "Error creating child process." << std::endl;
        return 1;
    } else if (pid == 0) {
        // Child process
        execl("/bin/ls", "ls", "-l", NULL);
    } else {
        // Parent process
        wait(NULL);
        std::cout << "Child process completed." << std::endl;
    }

    return 0;
}

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闇€瑕佹敞鎰忕殑鏄紝fork()鍑芥暟鍦ㄧ埗杩涚▼鍜屽瓙杩涚▼涓繑鍥炵殑鍊兼槸涓嶅悓鐨勶紝鍥犳閫氳繃鍒ゆ柇杩斿洖鍊兼潵鍖哄垎鐖惰繘绋嬪拰瀛愯繘绋嬨€傚悓鏃讹紝鍦ㄥ瓙杩涚▼涓娇鐢?code>execl()鍑芥暟鏉ユ墽琛屽彟涓€涓▼搴忔椂锛岄渶瑕佹寚瀹氳鎵ц鐨勭▼搴忚矾寰勫拰鍙傛暟鍒楄〃銆?/p>