[gcompris] chess activity: fixed a major bug on windows gnuchess was left out in an end loop when quitting the

[Bruno Coudoin <bcoudoin src gnome org>]

commit 9f090c7c17f1b938fb216fbf6a14ef6accdeb725
Author: Bruno Coudoin <bruno coudoin free fr>
Date:   Thu Jun 7 00:50:09 2012 +0200

    chess activity: fixed a major bug on windows gnuchess was left out in an end loop when quitting the activity.
    
    When you leave the chess activity, gnuchess was continously eating all the CPU in the background.

 src/chess_computer-activity/chess.c |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)
---
diff --git a/src/chess_computer-activity/chess.c b/src/chess_computer-activity/chess.c
index 07b3bf1..6f4d713 100644
--- a/src/chess_computer-activity/chess.c
+++ b/src/chess_computer-activity/chess.c
@@ -22,6 +22,9 @@
 #include <string.h>
 #include <unistd.h>
 #include <signal.h>
+#ifndef WIN32
+#include <sys/wait.h>
+#endif
 
 #include "chess_notation.h"
 
@@ -1066,7 +1069,7 @@ static void
 engine_local_destroy (GPid gnuchess_pid)
 {
 
-  g_warning("engine_local_destroy (%d) \n", gnuchess_pid);
+  g_warning("engine_local_destroy (%d) \n", (int)gnuchess_pid);
   write_child (write_chan, "quit\n");
 
   g_source_remove(read_cb);
@@ -1079,6 +1082,10 @@ engine_local_destroy (GPid gnuchess_pid)
   g_io_channel_unref (write_chan);
 
   g_spawn_close_pid(gnuchess_pid);
+#ifndef WIN32
+  int status;
+  waitpid(gnuchess_pid, &status, 0);
+#endif
 }
 
 /** We got data back from gnuchess, we parse them here
@@ -1265,7 +1272,7 @@ start_child (char *cmd,
   g_warning("Ready to start child");
 
   if (!g_spawn_async_with_pipes(NULL, Child_Argv, NULL,
-				G_SPAWN_SEARCH_PATH,
+				G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD,
 				NULL, NULL, Child_Process, &Child_In, &Child_Out,
 				&Child_Err, &gerror)) {