WUtil: remove duplicated information from 'wassertr(v)' message

The information about the File, Line and Function name that were included
in the assertion message are already present from the 'wwarning' macro, so
it is not necessary to include them in the macro's message.

Signed-off-by: Christophe CURIS <christophe.curis@free.fr>

WINGs/WINGs/WUtil.h

@@ -40,15 +40,6 @@
 #endif
 
 
-#ifndef __ASSERT_FUNCTION
-# if (!defined (__GNUC__) || (__GNUC__ < 2 && \
-      __GNUC_MINOR__ < (defined (__cplusplus) ? 6 : 4)))
-#  define __ASSERT_FUNCTION       ((char *) 0)
-# else
-#  define __ASSERT_FUNCTION       __PRETTY_FUNCTION__
-# endif
-#endif
-
 #ifndef __GNUC__
 #define  __attribute__(x)  /*NOTHING*/
 #endif
@@ -65,15 +56,13 @@
 
 #define wassertr(expr) \
     if (!(expr)) { \
-        wwarning("%s line %i (%s): assertion %s failed",\
-                 __FILE__, __LINE__, __ASSERT_FUNCTION, #expr);\
+        wwarning("wassertr: assertion %s failed", #expr); \
         return;\
     }
 
 #define wassertrv(expr, val) \
     if (!(expr)) { \
-        wwarning("%s line %i (%s): assertion %s failed",\
-                 __FILE__, __LINE__, __ASSERT_FUNCTION, #expr);\
+        wwarning("wassertrv: assertion %s failed", #expr); \
         return (val);\
     }