Various cross-compile and win32 stuff needed for glew. From patches by Safety0ff and cybersphinx. Untested.

configure.ac

@@ -352,7 +352,7 @@ AS_IF([test "x$enable_sound" = "xyes"],[
 	PKG_CHECK_MODULES([OGGVORBIS], [vorbisfile >= 1.1])
 ])
 
-PKG_CHECK_MODULES([GLEW], [glew >= 1.5.4])
+PKG_CHECK_MODULES([GLEW], [glew >= 1.5.2])
 
 # Checks for libraries:
 

lib/framework/opengl.h

@@ -24,6 +24,13 @@
 #ifndef __INCLUDED_LIB_FRAMEWORK_OPENGL_H__
 #define __INCLUDED_LIB_FRAMEWORK_OPENGL_H__
 
+/*
+ * glew.h includes inttypes.h under mingw and cygwin
+ * inttypes.h includes stdint.h
+ * We need to include wzglobal.h first because we must
+ * define __STDC_LIMIT_MACROS before including stdint.h
+ */
+#include "lib/framework/wzglobal.h"
 #include <GL/glew.h>
 
 #endif

win32/libs/Makefile

@@ -1,4 +1,4 @@
-SUBDIRS=dejavu devpkg gettext zlib physfs iconv ogg png vorbis theora qt4
+SUBDIRS=dejavu devpkg gettext glew zlib physfs iconv ogg png vorbis theora qt4
 
 all: all-recursive
 build: build-recursive

win32/libs/glew/Makefile

@@ -0,0 +1,37 @@
+PKG_NAME:=glew
+PKG_VERSION=1.5.7
+
+PKG_SOURCEBASE:=$(PKG_NAME)-$(PKG_VERSION)
+PKG_SOURCE:=$(PKG_SOURCEBASE).tgz
+PKG_SOURCE_URL:= \
+	@SF/glew
+PKG_MD5SUM:=f913ce9dbde4cd250b932731b3534ded
+
+TARGET:=$(TOPDIR)/build/libs/lib/libglew32.a
+
+include $(TOPDIR)/rules.mk
+
+extract-stamp: $(TOPDIR)/downloads/$(PKG_SOURCE)
+	tar xzf $^
+	touch extract-stamp
+
+$(PKG_SOURCEBASE)/Makefile: extract-stamp
+
+patch-stamp: extract-stamp
+	@for patch in patches/*.diff; do \
+		echo sed -e "s/\$$sourcebase\b/$(PKG_SOURCEBASE)/g" -e "s/\$$host_triplet\b/$(HOST_TRIPLET)/g" "$$patch" \| patch -p0; \
+		sed -e "s/\$$sourcebase\b/$(PKG_SOURCEBASE)/g" -e "s/\$$host_triplet\b/$(HOST_TRIPLET)/g" "$$patch" | patch -p0 || exit ; \
+	done
+	touch patch-stamp
+
+$(TOPDIR)/build/libs/lib/libglew32.a: $(PKG_SOURCEBASE)/lib/libglew32.a
+	$(MAKE) -C $(PKG_SOURCEBASE) GLEW_DEST=../$(TOPDIR)/build/libs SYSTEM=linux-mingw32 install
+
+$(PKG_SOURCEBASE)/lib/libglew32.a: $(PKG_SOURCEBASE)/Makefile patch-stamp
+	$(MAKE) -C $(PKG_SOURCEBASE) GLEW_DEST=../$(TOPDIR)/build/libs SYSTEM=linux-mingw32
+
+build: $(TARGET)
+
+clean:
+	$(RM) -rf $(PKG_SOURCEBASE) extract-stamp
+

win32/libs/glew/patches/glew_pkgconfig.diff

@@ -0,0 +1,9 @@
+--- $sourcebase/glew.pc.in.old	2010-11-03 16:55:35.000000000 -0400
++++ $sourcebase/glew.pc.in	2011-02-20 22:29:58.675048129 -0500
+@@ -7,4 +7,4 @@
+ Description: The OpenGL Extension Wrangler library
+ Version: @version@
+ Cflags: -I${includedir}
+-Libs: -L${libdir} -lGLEW
++Libs: -L${libdir} -lglew32
+