mirror of
https://github.com/Zxilly/UA2F.git
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60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
//
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// Created by 12009 on 2020/11/27.
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//
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <time.h>
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#include <arpa/inet.h>
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#include <linux/types.h>
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#include <syslog.h>
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#include <wait.h>
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void trans(unsigned int a){
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printf("%u",a);
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}
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int main(){
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// pid_t startup_status,sid;
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// signal(SIGCHLD, SIG_IGN);
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// signal(SIGHUP, SIG_IGN); // ignore 父进程挂掉的关闭信号
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// startup_status = fork();
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// if (startup_status < 0) {
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// perror("Creat Daemon");
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// closelog();
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// exit(EXIT_FAILURE);
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// } else if (startup_status == 0) {
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// syslog(LOG_NOTICE, "UA2F parent daemon start at [%d].", getpid());
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// sid = setsid();
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// if (sid < 0) {
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// perror("Second Dameon Claim");
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// exit(EXIT_FAILURE);
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// } else if (sid > 0) {
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// syslog(LOG_NOTICE, "UA2F parent daemon set sid at [%d].", sid);
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// startup_status = fork(); // 第二次fork，派生出一个孤儿
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// if (startup_status<0) {
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// perror("Second Daemon Fork");
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// exit(EXIT_FAILURE);
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// } else if (startup_status>0){
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// syslog(LOG_NOTICE, "UA2F true daemon will start at [%d], daemon parent suicide.", startup_status);
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// exit(EXIT_SUCCESS);
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// } else {
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// syslog(LOG_NOTICE, "UA2F true daemon start at [%d].", getpid());
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// }
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// }
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// } else {
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// syslog(LOG_NOTICE, "Try to start daemon parent at [%d], parent process will suicide.", startup_status);
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// printf("Try to start daemon parent at [%d], parent process will suicide.", startup_status);
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// exit(EXIT_SUCCESS);
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// }
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// syslog(LOG_NOTICE, "Everything seems OK");
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printf("%d\n",42);
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printf("%u\n",ntohl(42));
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return 0;
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}
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