[G15daemon-commits] SF.net SVN: g15daemon: [382] trunk/g15daemon-wip

[<mla...@us...>]

Revision: 382
          http://g15daemon.svn.sourceforge.net/g15daemon/?rev=382&view=rev
Author:   mlampard
Date:     2008-01-01 06:34:02 -0800 (Tue, 01 Jan 2008)

Log Message:
-----------
add our own version of daemon() for those platforms that don't have native support.

Modified Paths:
--------------
    trunk/g15daemon-wip/ChangeLog
    trunk/g15daemon-wip/configure.in
    trunk/g15daemon-wip/g15daemon/main.c

Modified: trunk/g15daemon-wip/ChangeLog
===================================================================
--- trunk/g15daemon-wip/ChangeLog	2008-01-01 13:11:08 UTC (rev 381)
+++ trunk/g15daemon-wip/ChangeLog	2008-01-01 14:34:02 UTC (rev 382)
@@ -141,3 +141,5 @@
 - Feature: Debug verbosity of g15daemon_log is now variable.
 - Feature: Plugin filenames are now cached in g15daemon.conf to allow
 	   (manual, at this stage) changing of load-order.
+- Portability: Add our own daemon() function if platform doesn't have native
+	   support.

Modified: trunk/g15daemon-wip/configure.in
===================================================================
--- trunk/g15daemon-wip/configure.in	2008-01-01 13:11:08 UTC (rev 381)
+++ trunk/g15daemon-wip/configure.in	2008-01-01 14:34:02 UTC (rev 382)
@@ -25,6 +25,8 @@
 AC_CHECK_LIB([m], [sin])
 AC_CHECK_LIB([pthread], [pthread_mutex_init])
 
+AC_CHECK_FUNC(daemon,AC_DEFINE(HAVE_DAEMON,1,[Define if daemon() is available]),[])
+
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
 AC_TYPE_PID_T

Modified: trunk/g15daemon-wip/g15daemon/main.c
===================================================================
--- trunk/g15daemon-wip/g15daemon/main.c	2008-01-01 13:11:08 UTC (rev 381)
+++ trunk/g15daemon-wip/g15daemon/main.c	2008-01-01 14:34:02 UTC (rev 382)
@@ -275,7 +275,40 @@
     }
 }
 
+#ifndef HAVE_DAEMON
+/* daemon() is not posix compliant, so we roll our own if needed.*/
+int daemon(int nochdir, int noclose) {
+  pid_t pid;
+  
+  if(nochdir<1)
+    chdir("/");
+  pid = fork();
 
+  switch(pid){
+    case -1:
+     printf("Unable to daemonise!\n");
+     return -1;
+     break;
+    case 0: {
+      umask(0);
+      if(setsid()==-1) {
+       perror("setsid");
+        return -1;
+      }
+      if(noclose<1) {
+        freopen( "/dev/null", "r", stdin);
+        freopen( "/dev/null", "w", stdout);
+        freopen( "/dev/null", "w", stderr);
+      }
+      break;
+    }
+    default:
+      _exit(0);
+  }
+  return 0;
+}
+#endif 
+
 int main (int argc, char *argv[])
 {
     pid_t daemonpid;


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