X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/33d399c1fa8847652ab2698ed6d7263bccb17447..c5ad8ca1a68bbaa9152471c8d0eeb99d762f0d86:/examples/gras/mmrpc/mmrpc_server.c

diff --git a/examples/gras/mmrpc/mmrpc_server.c b/examples/gras/mmrpc/mmrpc_server.c
index 95d70d5a3a..afdb861586 100644
--- a/examples/gras/mmrpc/mmrpc_server.c
+++ b/examples/gras/mmrpc/mmrpc_server.c
@@ -1,8 +1,7 @@
-/* $Id$ */
-
 /* GridRPC - Fake Grid RPC thingy doing matrix multiplications (as expected)*/
 
-/* Copyright (c) 2005 Martin Quinson. All rights reserved.                  */
+/* Copyright (c) 2006, 2007, 2009, 2010. The SimGrid Team.
+ * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -15,15 +14,16 @@ XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(MatMult);
 
 
 typedef xbt_matrix_t request_t[2];
-static int server_cb_request_handler(gras_msg_cb_ctx_t ctx, 
-				     void *payload_data) {
+static int server_cb_request_handler(gras_msg_cb_ctx_t ctx,
+                                     void *payload_data)
+{
+
+  gras_socket_t expeditor = gras_msg_cb_ctx_from(ctx);
 
-  gras_socket_t expeditor=gras_msg_cb_ctx_from(ctx);
-			     
   /* 1. Get the payload into the data variable */
-  xbt_matrix_t *request = (xbt_matrix_t*)payload_data;
+  xbt_matrix_t *request = (xbt_matrix_t *) payload_data;
   xbt_matrix_t result;
-  
+
   /* 2. Do the computation */
   result = xbt_matrix_double_new_mult(request[0], request[1]);
 
@@ -34,44 +34,51 @@ static int server_cb_request_handler(gras_msg_cb_ctx_t ctx,
   xbt_matrix_free(request[0]);
   xbt_matrix_free(request[1]);
   xbt_matrix_free(result);
-  gras_socket_close(expeditor);
-   
+
   return 0;
-} /* end_of_server_cb_request_handler */
+}                               /* end_of_server_cb_request_handler */
+
+static gras_socket_t try_gras_socket_server(int port)
+{
+  volatile gras_socket_t sock = NULL;
+  TRY {
+    sock = gras_socket_server(port);
+  }
+  CATCH_ANONYMOUS {
+    RETHROWF("Unable to establish a server socket: %s");
+  }
+  return sock;
+}
+
+int server(int argc, char *argv[])
+{
+  gras_socket_t sock = NULL;
+  int port = 4002;
 
-int server (int argc,char *argv[]) {
-  xbt_ex_t e; 
-  gras_socket_t sock=NULL;
-  int port = 4000;
-  
   /* 1. Init the GRAS infrastructure */
-  gras_init(&argc,argv);
-   
+  gras_init(&argc, argv);
+
   /* 2. Get the port I should listen on from the command line, if specified */
   if (argc == 2) {
-    port=atoi(argv[1]);
-  }
-
-  /* 3. Create my master socket */
-  INFO1("Launch server (port=%d)", port);
-  TRY {
-    sock = gras_socket_server(port);
-  } CATCH(e) {
-    RETHROW0("Unable to establish a server socket: %s");
+    port = atoi(argv[1]);
   }
 
-  /* 4. Register the known messages and payloads. */
+  /* 3. Register the known messages and payloads. */
   mmrpc_register_messages();
-   
-  /* 5. Register my callback */
-  gras_cb_register("request",&server_cb_request_handler);
+
+  /* 4. Register my callback */
+  gras_cb_register("request", &server_cb_request_handler);
+
+  /* 5. Create my master socket */
+  XBT_INFO("Launch server (port=%d)", port);
+  sock = try_gras_socket_server(port);
 
   /* 6. Wait up to 10 minutes for an incomming message to handle */
   gras_msg_handle(600.0);
-   
+
   /* 7. Free the allocated resources, and shut GRAS down */
   gras_socket_close(sock);
   gras_exit();
-   
+
   return 0;
-} /* end_of_server */
+}                               /* end_of_server */