X-Git-Url: http://git.xonotic.org/?a=blobdiff_plain;f=progsvm.h;h=181939d902b94212afe086f49033aebd77110154;hb=ddb7747373ae239fb67996cffd6a7d2bdbb1cf6a;hp=eb2215bbaeea2fc04ab1979f99bc44ce20e0a24d;hpb=28620abb9561ae4dfd3626c69912af0aa2e941df;p=xonotic%2Fdarkplaces.git

diff --git a/progsvm.h b/progsvm.h
index eb2215bb..181939d9 100644
--- a/progsvm.h
+++ b/progsvm.h
@@ -422,7 +422,7 @@ void PRVM_ED_PrintEdicts_f (void);
 void PRVM_ED_PrintNum (int ent);
 
 #define PRVM_GetString(num) (prog->strings + num)
-#define PRVM_SetString(s) ((int) (s - prog->strings))
+#define PRVM_SetString(s)   ((int) (s) ? (s - prog->strings) : 0)
 
 //============================================================================