double fork to daemonize

2020-07-15 15:47:06 +02:00
parent ab7a7f608e
commit 92cb9bb3fa
1 changed files with 7 additions and 0 deletions
@@ -62,6 +62,13 @@ void daemonize(){

    setsid();

+    /*
+     * Double fork method
+     */
+    pid = fork();
+    if(pid < 0) exit(1);
+    if(pid > 0) exit(0);
+
    for(i = getdtablesize(); i >= 0; --i) close(i);

    lfp = open("/dev/null",O_RDWR);