- started updating g_missile.c

- add G_Assert function (see g_missile.c for example usage)

code/game/g_local.c

@@ -0,0 +1,12 @@
+#include "g_local.h"
+#include "g_logger.h"
+
+qboolean _G_Assert(void* ptr, const char* varname, const char* function) {
+	if (ptr == NULL) {
+		G_LocLogger(LL_ERROR, "%s == NULL!\n", varname);
+		G_LocLogger(LL_TRACE, "%s - End\n", function);
+		return qtrue;
+	}
+
+	return qfalse;
+}

code/game/g_local.h

@@ -2906,4 +2906,15 @@ typedef struct {
 	int		numShaders;
 } target_alert_Shaders_s;
 
+/*
+* @brief Checks if a pointer is NULL and returns result.
+* If the pointer is NULL a message get's logged as error
+* and the function returns qtrue else the function returns
+* qfalse.
+* @param ptr The pointer to check.
+* @return Whether the pointer is NULL or not.
+*/
+qboolean _G_Assert(void* ptr, const char* varname, const char* function);
+#define G_Assert(ptr) _G_Assert(ptr, #ptr, __FUNCTION__)
+
 #endif //_G_LOCAL_H_