BUG#20815 Errno 12 on Windows after 197 connections

CMakeLists.txt:
  BUG#20815 Set stack size. This value is really supposed to be the linker's default. I'm not quite sure why we have to specify it manually too.

CMakeLists.txt

@@ -123,6 +123,9 @@ IF(CMAKE_GENERATOR MATCHES "Visual Studio 7" OR
 	# generate map files
 	SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /MAP /MAPINFO:EXPORTS")
 
+  # set stack size (see bug#20815)
+  SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /STACK:1048576")
+
 	# remove support for Exception handling
 	STRING(REPLACE "/GX" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
 	STRING(REPLACE "/EHsc" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})