Fix lua compilation

[simgrid.git] / src / surf / xml / surfxml_parseplatf.cpp

diff --git a/src/surf/xml/surfxml_parseplatf.cpp b/src/surf/xml/surfxml_parseplatf.cpp
index 7800a14..2576e49 100644 (file)
--- a/src/surf/xml/surfxml_parseplatf.cpp
+++ b/src/surf/xml/surfxml_parseplatf.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2006-2019. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2006-2021. 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. */
@@ -61,8 +61,8 @@ void sg_platf_trace_connect(simgrid::kernel::routing::TraceConnectCreationArgs*
 void parse_platform_file(const std::string& file)
 {
   const char* cfile = file.c_str();
-  int len           = strlen(cfile);
-  int is_lua        = len > 3 && file[len - 3] == 'l' && file[len - 2] == 'u' && file[len - 1] == 'a';
+  size_t len        = strlen(cfile);
+  bool is_lua       = len > 3 && file[len - 3] == 'l' && file[len - 2] == 'u' && file[len - 1] == 'a';
 
   sg_platf_init();
 
@@ -72,16 +72,19 @@ void parse_platform_file(const std::string& file)
    */
   if (is_lua) {
 #if SIMGRID_HAVE_LUA
+    static bool already_warned = false;
+    if (not already_warned) { // XBT_ATTRIB_DEPRECATED_v332
+      XBT_WARN("You are using a lua platform file. This feature is deprecated and will disappear after SimGrid v3.31.");
+      already_warned = true;
+    }
     lua_State* L = luaL_newstate();
     luaL_openlibs(L);
 
     luaL_loadfile(L, cfile); // This loads the file without executing it.
 
     /* Run the script */
-    if (lua_pcall(L, 0, 0, 0)) {
-      XBT_ERROR("FATAL ERROR:\n  %s: %s\n\n", "Lua call failed. Error message:", lua_tostring(L, -1));
-      xbt_die("Lua call failed. See Log");
-    }
+    xbt_assert(lua_pcall(L, 0, 0, 0) == 0, "FATAL ERROR:\n  %s: %s\n\n", "Lua call failed. Error message:",
+               lua_tostring(L, -1));
     lua_close(L);
     return;
 #else