Testing Travis on Windows

.travis.yml

@@ -1,7 +1,8 @@
-language: c++
+language: cpp
 os:
   - linux
   - osx
+  - windows
 
 addons:
   apt:
@@ -13,12 +14,18 @@ addons:
     packages:
       - luajit
 
+# Workaround for travis bug (https://travis-ci.community/t/windows-instances-hanging-before-install/250/15)
+filter_secrets: false
+
 install:
   - curl -u yancouto:$SDK_TOKEN -sL https://raw.githubusercontent.com/yancouto/private-steamworks-sdk/master/steamworks_sdk_142.zip -o sdk.zip
   - unzip -q sdk.zip
+  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then choco install -y visualstudio2017community visualstudio2017-workload-nativedesktop; fi
 
 script:
   - mkdir build
-  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then   make osx     && mv luasteam.so build/osx_luasteam.so;     fi 
-  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then make linux64 && cp luasteam.so build/linux64_luasteam.so; fi
-  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then make linux32 && cp luasteam.so build/linux32_luasteam.so; fi
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then     make osx               && mv luasteam.so  build/osx_luasteam.so;     fi
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then   make linux64           && cp luasteam.so  build/linux64_luasteam.so; fi
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then   make linux32           && cp luasteam.so  build/linux32_luasteam.so; fi
+  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then mingw32-make windows64 && cp luasteam.dll build/win64_luasteam.dll;  fi
+  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then mingw32-make windows32 && cp luasteam.dll build/win32_luasteam.dll;  fi

Makefile

@@ -12,9 +12,6 @@ GNU_OUT=luasteam.so
 GNU_IPATHS=-I/usr/include/luajit-2.0
 GNU_FLAGS=$(GNU_IPATHS) $(STDLIB_VER) -lluajit-5.1
 
-WINDOWS_LIBS=lua51.lib steam_api.lib
-WINDOWS_IPATHS=-I.\luajit
-
 .PHONY: all osx linux32 linux64 windows32 windows64
 
 all:
@@ -31,8 +28,23 @@ linux32:
 linux64:
 	$(CXX) $(SRC) $(CPP_FLAGS) ${STEAM_LIB}/linux64/libsteam_api.so -o $(GNU_OUT) -shared -fPIC $(GNU_FLAGS)
 
-windows32:
-	$(CXX) $(SRC) $(CPP_FLAGS) lua51.lib ${STEAM_LIB}/steam_api.lib $(WINDOWS_IPATHS) /LD /EHsc
+ifeq ($(OS),Windows_NT)
+# Windows stuff
+SHELL=cmd
+WINDOWS_IPATHS=-I./include
+WINDOWS_OPT=-LD -EHsc
+
+lua32.zip:
+	curl -sL -o lua32.zip https://sourceforge.net/projects/luabinaries/files/5.1.5/Windows%20Libraries/Static/lua-5.1.5_Win32_vc15_lib.zip/download
+
+lua64.zip:
+	curl -sL -o lua64.zip https://sourceforge.net/projects/luabinaries/files/5.1.5/Windows%20Libraries/Static/lua-5.1.5_Win64_vc15_lib.zip/download
+
+windows32: lua32.zip
+	unzip -qo lua32.zip
+	call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvars32.bat" && cl $(SRC) lua5.1.lib ${STEAM_LIB}/steam_api.lib $(WINDOWS_OPT) $(WINDOWS_IPATHS)
 
-windows64:
-	$(CXX) $(SRC) $(CPP_FLAGS) lua51.lib ${STEAM_LIB}/win64/steam_api64.lib $(WINDOWS_IPATHS) /LD /EHsc
+windows64: lua64.zip
+	unzip -qo lua64.zip
+	call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvars64.bat" && cl $(SRC) lua5.1.lib ${STEAM_LIB}/win64/steam_api64.lib $(WINDOWS_OPT) $(WINDOWS_IPATHS)
+endif