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#include <stdio.h>
#include <unistd.h>

int main() {
    pid_t pid;
    
    pid = getpid();
    
    printf("Ä¿½ñÀú³ÌµÄPIDÊÇ£º%d
", pid);
    
    return 0;
}

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#!/bin/bash

ps -e -o pid,ppid,state,cmd

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Àú³Ì¿ØÖƿ飨PCB£©ÊDzÙ×÷ϵͳÖÐÓÃÀ´ÖÎÀíºÍÐÎòÀú³ÌÐÅÏ¢µÄÊý¾Ý½á¹¹£¬°üÀ¨Àú³ÌµÄÖÖÖÖÊôÐÔºÍ״̬¡£PCBÊÇÄÚºËά»¤µÄÊý¾Ý½á¹¹£¬ÉúÑÄÁËÀú³ÌµÄËùÓÐÐÅÏ¢£¬ÈçÀú³Ì״̬¡¢ÓÅÏȼ¶¡¢¼Ä´æÆ÷ÐÅÏ¢¡¢ÄÚ´æ·ÖÅÉ¡¢ÎļþÐÎò·ûµÈ¡£

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import psutil

pid = 1234
process = psutil.Process(pid)

print("Àú³ÌÐÅÏ¢£º", process.as_dict(attrs=['pid', 'name', 'status', 'ppid']))

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