Deal with M_PI not being defined by the system headers (thanks, exezin!)

icculus · Jan 9, 2020 · 853e1d8 · 853e1d8
1 parent 14f03f9
commit 853e1d8
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/mojoal.c b/mojoal.c
@@ -15,6 +15,10 @@
   #define ALC_API __declspec(dllexport)
 #endif
 
+#ifndef M_PI
+  #define M_PI (3.14159265358979323846264338327950288)
+#endif
+
 #include "AL/al.h"
 #include "AL/alc.h"
 #include "SDL.h"