model: Recognize Valve BSP format. Add file format headers.

[xonotic/darkplaces.git] / cvar.c

diff --git a/cvar.c b/cvar.c
index 9b77bdabe18a945079cef8faf73bfe7bc5bf1bd6..f60a212eb9c7ed9d5ef0976a68b0620266dc8cc1 100644 (file)
--- a/cvar.c
+++ b/cvar.c
@@ -365,6 +365,18 @@ void Cvar_UpdateAllAutoCvars(cvar_state_t *cvars)
                Cvar_UpdateAutoCvar(var);
 }
 
+void Cvar_Callback(cvar_t *var)
+{
+       if (var == NULL)
+       {
+               Con_Print("Cvar_Callback: var == NULL\n");
+               return;
+       }
+
+       if(var->callback)
+               var->callback(var);
+}
+
 /*
 ============
 Cvar_Set
@@ -413,8 +425,7 @@ static void Cvar_SetQuick_Internal (cvar_t *var, const char *value)
        Cvar_UpdateAutoCvar(var);
 
        // Call the function stored in the cvar for bounds checking, cleanup, etc
-       if (var->callback)
-               var->callback(var);
+       Cvar_Callback(var);
 }
 
 void Cvar_SetQuick (cvar_t *var, const char *value)
@@ -472,6 +483,11 @@ void Cvar_SetValue(cvar_state_t *cvars, const char *var_name, float value)
 
 void Cvar_RegisterCallback(cvar_t *variable, void (*callback)(cvar_t *))
 {
+       if (variable == NULL)
+       {
+               Con_Print("Cvar_RegisterCallback: var == NULL\n");
+               return;
+       }
        variable->callback = callback;
 }