watcom headers don't define M_PI

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@12874 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2001-12-04 23:43:49 +00:00
parent ac6bdf4056
commit 6198749900
1 changed files with 4 additions and 0 deletions
--- a/src/mgl/dc.cpp
+++ b/src/mgl/dc.cpp
@@ -47,6 +47,10 @@
 // constants
 //-----------------------------------------------------------------------------

+#ifndef M_PI
+#define M_PI 3.14159265358979323846
+#endif
+
 const double mm2inches      = 0.0393700787402;
 const double inches2mm      = 25.4;
 const double mm2twips       = 56.6929133859;