--- a/Makefile	Wed Dec 28 11:44:08 2022 +0700
+++ b/Makefile	Wed Dec 28 20:33:15 2022 +0700
@@ -2,8 +2,31 @@
 COMPILE_OPTIONS := --path:src --mm:orc --experimental:strictEffects --threads:on --app:gui
 DEBUG_OPTIONS := --debugger:native --checks:on --assertions:on
 RELEASE_OPTIONS := -d:release --checks:off --assertions:off
-WINDOWS_DEBUG_OPTIONS := --cc:vcc --passC:'/MDd' --passL:'ucrtd.lib' 
-WINDOWS_RELEASE_OPTIONS := --cc:vcc --passC:'/MD' --passL:'ucrt.lib' 
+WINDOWS_DEBUG_OPTIONS := --cc:vcc --passC:'/MDd' --passL:'ucrtd.lib'
+WINDOWS_RELEASE_OPTIONS := --cc:vcc --passC:'/MD' --passL:'ucrt.lib'
+
+# HACK to get cross-compilation working --------------------------------
+
+# anywhere with a windows filesystem that has the visual basic compiler tools installed
+WINDOWS_BASE := /mnt
+
+# path variables, need to have correct versions
+WINDOWS_PROGAMS := ${WINDOWS_BASE}/Program Files (x86)
+MSVC_BUILDTOOLS_PATH := ${WINDOWS_PROGAMS}/Microsoft Visual Studio/2022/BuildTools/VC
+WINDOWS_KIT_INCLUDE_BASE := ${WINDOWS_PROGAMS}/Windows Kits/10/Include/10.0.22000.0
+WINDOWS_KIT_LIBS_BASE := ${WINDOWS_PROGAMS}/Windows Kits/10/Lib/10.0.22000.0
+MSVC_PATH := ${MSVC_BUILDTOOLS_PATH}/Tools/MSVC/14.34.31933
+
+MSVC_ADDITIONAL_PATH := ${MSVC_BUILDTOOLS_PATH}/Auxiliary/Build/
+CL_DIR := ${MSVC_PATH}/bin/Hostx64/x64/
+CL_INCL_DIR := ${MSVC_PATH}/include
+WINE_NIM_VERSION := 1.6.10
+
+# nim command:
+WINE_NIM := WINEPATH="${CL_DIR}" wine ./build/nim_windows/nim-${WINE_NIM_VERSION}/bin/nim.exe --path:"${MSVC_ADDITIONAL_PATH}" --path:"${CL_INCL_DIR}" --passC:'/I "${CL_INCL_DIR}"' --passC:'/I "${WINDOWS_KIT_INCLUDE_BASE}/ucrt"' --passC:'/I "${WINDOWS_KIT_INCLUDE_BASE}/um"' --passC:'/I "${WINDOWS_KIT_INCLUDE_BASE}/shared"' --passL:'/LIBPATH:"${WINDOWS_KIT_LIBS_BASE}/ucrt/x64"' --passL:'/LIBPATH:"${WINDOWS_KIT_LIBS_BASE}/um/x64"' --passL:'/LIBPATH:"${MSVC_PATH}/lib/x64"'
+
+# end of HACK-----------------------------------------------------------
+
 
 make_dirs: 
 	mkdir -p build/debug/linux
@@ -16,28 +39,21 @@
 	nim c ${COMPILE_OPTIONS} ${DEBUG_OPTIONS} -o:$@ examples/hello_triangle.nim
 build/release/linux/hello_triangle: ${SOURCES} make_dirs
 	nim c ${COMPILE_OPTIONS} ${RELEASE_OPTIONS} -o:$@ examples/hello_triangle.nim
-build/debug/windows/hello_triangle.exe:  ${SOURCES} make_dirs
-	nim c ${COMPILE_OPTIONS} ${DEBUG_OPTIONS} ${WINDOWS_DEBUG_OPTIONS} -o:$@ examples/hello_triangle.nim
-build/release/windows/hello_triangle.exe: ${SOURCES} make_dirs
-	nim c ${COMPILE_OPTIONS} ${RELEASE_OPTIONS} ${WINDOWS_RELEASE_OPTIONS} -o:$@ examples/hello_triangle.nim
+build/debug/windows/hello_triangle.exe:  ${SOURCES} make_dirs build/nim_windows
+	${WINE_NIM} c ${COMPILE_OPTIONS} ${DEBUG_OPTIONS} ${WINDOWS_DEBUG_OPTIONS} -o:$@ examples/hello_triangle.nim
+build/release/windows/hello_triangle.exe: ${SOURCES} make_dirs build/nim_windows
+	${WINE_NIM} c ${COMPILE_OPTIONS} ${RELEASE_OPTIONS} ${WINDOWS_RELEASE_OPTIONS} -o:$@ examples/hello_triangle.nim
 
 build_all_linux: build/debug/linux/hello_triangle build/release/linux/hello_triangle
 build_all_windows: build/debug/windows/hello_triangle.exe build/release/windows/hello_triangle.exe
 build_all: build_all_linux build_all_windows
 
-# build maths (for testing)
-build/debug/linux/maths: ${SOURCES} make_dirs
-	nim c ${COMPILE_OPTIONS} ${DEBUG_OPTIONS} -o:$@ examples/maths.nim
-build/release/linux/maths: ${SOURCES} make_dirs
-	nim c ${COMPILE_OPTIONS} ${RELEASE_OPTIONS} -o:$@ examples/maths.nim
-build/debug/windows/maths.exe:  ${SOURCES} make_dirs
-	nim c ${COMPILE_OPTIONS} ${DEBUG_OPTIONS} ${WINDOWS_DEBUG_OPTIONS} -o:$@ examples/maths.nim
-build/release/windows/maths.exe: ${SOURCES} make_dirs
-	nim c ${COMPILE_OPTIONS} ${RELEASE_OPTIONS} ${WINDOWS_RELEASE_OPTIONS} -o:$@ examples/maths.nim
-
+# clean
 clean:
 	rm -rf build
+	# clean thirdparty too?
 
+# tests
 tests:
 	testament p tests/
 
@@ -51,7 +67,9 @@
 publish_windows_release: build/release/linux/hello_triangle
 	scp $< basx.dev:/var/www/public.basx.dev/joni/windows/release/
 
-publish_all: publish_linux_debug publish_linux_release publish_windows_debug publish_windows_release
+publish_all_linux: publish_linux_debug publish_linux_release
+publish_all_windows: publish_windows_debug publish_windows_release
+publish_all: publish_all_linux publish_all_windows
 
 
 # download thirdparty-libraries
@@ -59,33 +77,39 @@
 thirdparty/lib/glslang/linux_debug:
 	mkdir -p $@
 	wget --directory-prefix=$@ https://github.com/KhronosGroup/glslang/releases/download/master-tot/glslang-master-linux-Debug.zip
-	unzip glslang-master-linux-Debug.zip
+	unzip glslang-master-linux-Debug.zip -d $@
 thirdparty/lib/glslang/linux_release:
 	mkdir -p $@
 	wget --directory-prefix=$@ https://github.com/KhronosGroup/glslang/releases/download/master-tot/glslang-master-linux-Release.zip
-	unzip glslang-master-linux-Release.zip
+	unzip glslang-master-linux-Release.zip -d $@
 thirdparty/lib/glslang/windows_debug:
 	mkdir -p $@
 	wget --directory-prefix=$@ https://github.com/KhronosGroup/glslang/releases/download/master-tot/glslang-master-windows-x64-Debug.zip
-	unzip glslang-master-windows-x64-Debug.zip
+	unzip glslang-master-windows-x64-Debug.zip -d $@
 thirdparty/lib/glslang/windows_release:
 	mkdir -p $@
 	wget --directory-prefix=$@ https://github.com/KhronosGroup/glslang/releases/download/master-tot/glslang-master-windows-x64-Release.zip
-	unzip glslang-master-windows-x64-Release.zip
+	unzip glslang-master-windows-x64-Release.zip -d $@
 
 thirdparty/lib/spirv-tools/linux_debug:
 	mkdir -p $@
 	wget --directory-prefix=$@ https://storage.googleapis.com/spirv-tools/artifacts/prod/graphics_shader_compiler/spirv-tools/linux-gcc-debug/continuous/1899/20221216-081758/install.tgz
-	tar -xf $@/install.tgz
+	tar --directory $@ -xf $@/install.tgz
 thirdparty/lib/spirv-tools/linux_release:
 	mkdir -p $@
 	wget --directory-prefix=$@ https://storage.googleapis.com/spirv-tools/artifacts/prod/graphics_shader_compiler/spirv-tools/linux-gcc-release/continuous/1889/20221216-081754/install.tgz
-	tar -xf $@/install.tgz
+	tar --directory $@ -xf $@/install.tgz
 thirdparty/lib/spirv-tools/windows_debug:
 	mkdir -p $@
 	wget --directory-prefix=$@ https://storage.googleapis.com/spirv-tools/artifacts/prod/graphics_shader_compiler/spirv-tools/windows-msvc-2017-debug/continuous/1599/20221216-081803/install.zip
-	unzip $@/install.zip
+	unzip $@/install.zip -d $@
 thirdparty/lib/spirv-tools/windows_release:
 	mkdir -p $@
 	wget --directory-prefix=$@ https://storage.googleapis.com/spirv-tools/artifacts/prod/graphics_shader_compiler/spirv-tools/windows-msvc-2017-release/continuous/1885/20221216-081805/install.zip
-	unzip $@/install.zip
+	unzip $@/install.zip -d $@
+
+# set up cross compilation to compile for windows on linux
+build/nim_windows/:
+	mkdir -p build/nim_windows
+	wget --directory-prefix=$@ https://nim-lang.org/download/nim-${WINE_NIM_VERSION}_x64.zip
+	unzip $@/nim-${WINE_NIM_VERSION}_x64.zip -d $@