Defined logic for glutCreateSubWindow when negative position is allowed

[freeglut] / src / fg_structure.c

diff --git a/src/fg_structure.c b/src/fg_structure.c
index 5a6ce95..f0bc9a2 100644 (file)
--- a/src/fg_structure.c
+++ b/src/fg_structure.c
@@ -75,6 +75,11 @@ SFG_Window* fgCreateWindow( SFG_Window* parent, const char* title,
     /* Have the window object created */
     SFG_Window *window = (SFG_Window *)calloc( 1, sizeof(SFG_Window) );
 
+    if( !window )
+    {
+        fgError( "Out of memory. Could not create window." );
+    }
+
        fgPlatformCreateWindow ( window );
 
     fghClearCallBacks( window );
@@ -100,7 +105,7 @@ SFG_Window* fgCreateWindow( SFG_Window* parent, const char* title,
 
     /*
      * Open the window now. The fgOpenWindow() function is system
-     * dependant, and resides in fg_window.c. Uses fgState.
+     * dependent, and resides in fg_window.c. Uses fgState.
      */
     fgOpenWindow( window, title, positionUse, x, y, sizeUse, w, h, gameMode,
                   (GLboolean)(parent ? GL_TRUE : GL_FALSE) );
@@ -332,7 +337,7 @@ void fgDestroyMenu( SFG_Menu* menu )
  * This function should be called on glutInit(). It will prepare the internal
  * structure of freeglut to be used in the application. The structure will be
  * destroyed using fgDestroyStructure() on glutMainLoop() return. In that
- * case further use of freeglut should be preceeded with a glutInit() call.
+ * case further use of freeglut should be preceded with a glutInit() call.
  */
 void fgCreateStructure( void )
 {