From 10b175d2183bb4dbe9a53c773465ed714e890290 Mon Sep 17 00:00:00 2001
From: Javier Sancho <jsf@jsancho.org>
Date: Thu, 7 May 2020 13:23:47 +0200
Subject: [PATCH] driver-types

---
 src/driver-types.cpp | 72 ++++++++++++++++++++++----------------------
 src/driver-types.h   |  8 ++---
 2 files changed, 38 insertions(+), 42 deletions(-)

diff --git a/src/driver-types.cpp b/src/driver-types.cpp
index 886d40d..d0fec50 100644
--- a/src/driver-types.cpp
+++ b/src/driver-types.cpp
@@ -23,41 +23,41 @@
 #include <libguile.h>
 #include "driver-types.h"
 
-extern "C" {
-
-  irr::video::E_DRIVER_TYPE
-  scm_to_driver_type (SCM driver_type)
-  {
-    char* driverType = scm_to_utf8_stringn (scm_symbol_to_string (driver_type), NULL);
-    if (!strcmp (driverType, "null"))
-      {
-        return irr::video::EDT_NULL;
-      }
-    else if (!strcmp (driverType, "software"))
-      {
-        return irr::video::EDT_SOFTWARE;
-      }
-    else if (!strcmp (driverType, "burnings"))
-      {
-        return irr::video::EDT_BURNINGSVIDEO;
-      }
-    else if (!strcmp (driverType, "direct3d8"))
-      {
-        return irr::video::EDT_DIRECT3D8;
-      }
-    else if (!strcmp (driverType, "direct3d9"))
-      {
-        return irr::video::EDT_DIRECT3D9;
-      }
-    else if (!strcmp (driverType, "opengl"))
-      {
-        return irr::video::EDT_OPENGL;
-      }
-    else
-      {
-        scm_error (scm_arg_type_key, NULL, "Wrong driver type: ~S",
-                   scm_list_1 (driver_type), scm_list_1 (driver_type));
-      }
-  }
 
+using namespace irr;
+
+
+video::E_DRIVER_TYPE
+scm_to_driver_type (SCM driver_type)
+{
+  char* driverType = scm_to_utf8_stringn (scm_symbol_to_string (driver_type), NULL);
+  if (!strcmp (driverType, "null"))
+    {
+      return video::EDT_NULL;
+    }
+  else if (!strcmp (driverType, "software"))
+    {
+      return video::EDT_SOFTWARE;
+    }
+  else if (!strcmp (driverType, "burnings"))
+    {
+      return video::EDT_BURNINGSVIDEO;
+    }
+  else if (!strcmp (driverType, "direct3d8"))
+    {
+      return video::EDT_DIRECT3D8;
+    }
+  else if (!strcmp (driverType, "direct3d9"))
+    {
+      return video::EDT_DIRECT3D9;
+    }
+  else if (!strcmp (driverType, "opengl"))
+    {
+      return video::EDT_OPENGL;
+    }
+  else
+    {
+      scm_error (scm_arg_type_key, NULL, "Wrong driver type: ~S",
+                 scm_list_1 (driver_type), scm_list_1 (driver_type));
+    }
 }
diff --git a/src/driver-types.h b/src/driver-types.h
index dff3802..acabf0b 100644
--- a/src/driver-types.h
+++ b/src/driver-types.h
@@ -25,11 +25,7 @@
 #include <irrlicht/irrlicht.h>
 #include <libguile.h>
 
-extern "C" {
-
-  irr::video::E_DRIVER_TYPE
-  scm_to_driver_type (SCM driver_type);
-
-}
+irr::video::E_DRIVER_TYPE
+scm_to_driver_type (SCM driver_type);
 
 #endif
-- 
2.39.2