patch to create a file with the pid, to ease the writing of the initscript

dns2tcp-pid_file.diff (text/plain), 1.95 KB, created by Michael Scherer on 2008-09-07 10:29:30 UTC

Index: server/dns2tcpdrc
===================================================================
--- server/dns2tcpdrc
+++ server/dns2tcpdrc	2008-08-10 23:45:34.000000000 +0200
@@ -1,5 +1,6 @@
  # config file 
 
+pid_file = /tmp/toto.pid
 listen = 127.0.0.1
 port = 53
 user=nobody
Index: server/main.c
===================================================================
--- server/main.c
+++ server/main.c	2008-08-10 23:43:44.000000000 +0200
@@ -84,7 +84,8 @@
 int			jail(t_conf *conf)
 {
   struct passwd		*pwd = 0;
-       
+  FILE *pid_file;
+ 
   if (!conf->foreground)
     detach_process();
   if ((conf->user) && (!(pwd = getpwnam(conf->user))))
@@ -92,6 +93,20 @@
       LOG("User unknown %s", conf->user);
       return (-1);
     }
+  if (conf->pid_file)
+    {
+      pid_file = fopen(conf->pid_file, "w");
+      if (pid_file)
+        {
+          fprintf(pid_file, "%d\n", getpid());
+          fclose(pid_file);
+        } 
+      else 
+        {
+	      LOG("Failed to write pidfile");
+	      return (-1);
+        }
+    } 
   if (conf->chroot)
     {
       DPRINTF(1, "Chroot to %s\n", conf->chroot);
Index: server/options.c
===================================================================
--- server/options.c
+++ server/options.c	2008-08-10 23:17:31.000000000 +0200
@@ -104,6 +104,8 @@
 	return ((int) (conf->user = buffer));
       if (!strcmp(token, "domain"))
 	return ((int) (conf->my_domain = buffer));
+      if (!strcmp(token, "pid_file"))
+	return ((int) (conf->pid_file = buffer));
       if (!strcmp(token, "listen"))
 	return ((int) (conf->my_ip ? 0 : (conf->my_ip = buffer)));
       if (!strcmp(token, "ressources"))
Index: server/includes/server.h
===================================================================
--- server/includes/server.h
+++ server/includes/server.h	2008-08-10 23:19:16.000000000 +0200
@@ -40,6 +40,7 @@
   int			sd_udp;
   char			*my_domain;
   char			*chroot;
+  char			*pid_file;
   char			*user;
   char			*my_ip;
   uint16_t		port;