added .travis.yml and modified CMake scripts

.travis.yml

@@ -1,18 +1,33 @@
 language: c
+
 before_install:
-    - echo "yes" | sudo add-apt-repository "deb http://archive.ubuntu.com/ubuntu `lsb_release -sc` main universe restricted multiverse"
-    - echo "yes" | sudo apt-add-repository ppa:openmw/deps
-    - sudo apt-key update -qq
     - sudo apt-get update -qq
-    - sudo apt-get install -y --force-yes binutils-mingw-w64-i686 gcc-mingw-w64-i686 g++-mingw-w64-i686 libsdl2-static-dev libc6-dev-i386
-    - ls -al /usr/bin
-    - ls -al /usr/include/SDL2
-    - sudo mv /usr/include/SDL2 /usr/include/sdl2
+    - sudo apt-get install -y --force-yes binutils-mingw-w64-i686 gcc-mingw-w64-i686 g++-mingw-w64-i686
+
+    # fetch precompiled SDL2 + headers for MinGW and push it into the expected directory
+    - export SDL2_PV=2.0.3
+    - wget http://libsdl.org/release/SDL2-devel-${SDL2_PV}-mingw.tar.gz
+    - tar -xzvf SDL2-devel-${SDL2_PV}-mingw.tar.gz
+
+    # but first fix SDL2 bug
+    - wget "https://github.com/anyc/anyc-overlay/raw/master/media-libs/libsdl2-mingw/files/libsdl2-mingw-2.0.3-fix-platform-detection-for-mingw.patch"
+    - pushd SDL2-${SDL2_PV}/i686-w64-mingw32/include/SDL2/ && patch -p2 < ../../../../libsdl2-mingw-2.0.3-fix-platform-detection-for-mingw.patch && popd
+
+    - sudo mkdir -p /usr/local/cross-tools/
+    - sudo mv SDL2-${SDL2_PV}/i686-w64-mingw32 /usr/local/cross-tools/
+
+    # build a wrapper that looks for the sdl2.pc file in the new directory
+    - echo -e "#! /bin/sh\\nexport PKG_CONFIG_LIBDIR=/usr/local/cross-tools/i686-w64-mingw32/lib/pkgconfig\\npkg-config \$@" > i686-w64-mingw32-pkg-config
+    - chmod +x i686-w64-mingw32-pkg-config
+    - sudo mv i686-w64-mingw32-pkg-config /usr/local/bin/
+
 script:
-    - sudo find / -name SDL2 2>>/dev/null || true
     - mkdir build
-    - pushd build && cmake -DCMAKE_TOOLCHAIN_FILE=../CMakeLists_mingw.txt -DCMAKE_BUILD_TYPE=Debug  .. && popd
-    - sudo find / -name stubs-32.h 2>>/dev/null || true
-    - pushd build && C_INCLUDE_PATH=/usr/include/x86_64-linux-gnu/bits:/usr/include/sdl2:$C_INCLUDE_PATH make && popd
+    - pushd build
+    - cmake -DCMAKE_TOOLCHAIN_FILE=../CMakeLists_mingw.txt -DCMAKE_BUILD_TYPE=Debug  ..
+    - make
+    #- make VERBOSE=1
+    - popd
+
 #notifications:
-  #irc: "irc.freenode.net#openrct2"
+  #irc: "irc.freenode.net#openrct2"

CMakeLists.txt

@@ -25,31 +25,33 @@ project(${PROJECT})
 
 add_definitions(-DORCT2_RESOURCE_DIR="${ORCT2_RESOURCE_DIR}")
 
-# include lodepng
+# include lodepng header
 include_directories("lodepng/")
+# add source files
 file(GLOB_RECURSE ORCT2_SOURCES "src/*.c" "lodepng/*.c")
 
-# build as library for now, replace with add_executable
-add_library(${PROJECT} SHARED ${ORCT2_SOURCES})
-
-# install into ${CMAKE_INSTALL_PREFIX}/bin/
-install (TARGETS ${PROJECT} DESTINATION bin)
-
-# libopenrct2.dll -> openrct2.dll
-set_target_properties(${PROJECT} PROPERTIES PREFIX "")
-
 if (UNIX)
 	# force 32bit build for now and set necessary flags to compile code as is
-	set(CMAKE_C_FLAGS "-m32 -masm=intel -std=c99")
+	set(CMAKE_C_FLAGS "-m32 -masm=intel -std=gnu99")
 	set(CMAKE_LDFLAGS_FLAGS "-m32")
 
 	# find and include SDL2
 	INCLUDE(FindPkgConfig)
 	PKG_SEARCH_MODULE(SDL2 REQUIRED sdl2)
 	INCLUDE_DIRECTORIES(${SDL2_INCLUDE_DIRS})
-	TARGET_LINK_LIBRARIES(${PROJECT} ${SDL2_LIBRARIES})
 endif (UNIX)
 
+LINK_DIRECTORIES(${SDL2_LIBRARY_DIRS})
+
+# build as library for now, replace with add_executable
+add_library(${PROJECT} SHARED ${ORCT2_SOURCES})
+
+# install into ${CMAKE_INSTALL_PREFIX}/bin/
+#install (TARGETS ${PROJECT} DESTINATION bin)
+
+# libopenrct2.dll -> openrct2.dll
+set_target_properties(${PROJECT} PROPERTIES PREFIX "")
+
 TARGET_LINK_LIBRARIES(${PROJECT} ${SDL2_LIBRARIES})
 
 if (WIN32)

CMakeLists_mingw.txt

@@ -16,14 +16,12 @@ set(CMAKE_SHARED_LINKER_FLAGS "-static-libgcc" CACHE STRING "" FORCE)
 include_directories("/usr/include/wine/windows/")
 
 # find and include SDL2
-# INCLUDE(FindPkgConfig)
-# PKG_SEARCH_MODULE(SDL2 REQUIRED sdl2)
-INCLUDE_DIRECTORIES("/usr/include")
-INCLUDE_DIRECTORIES("/usr/include/x86_64-linux-gnu")
-INCLUDE_DIRECTORIES("/usr/include/sdl2")
+INCLUDE(FindPkgConfig)
+PKG_SEARCH_MODULE(SDL2 REQUIRED sdl2)
+INCLUDE_DIRECTORIES(${SDL2_INCLUDE_DIRS})
 
 # here is the target environment located
-SET(CMAKE_FIND_ROOT_PATH /usr/${COMPILER_PREFIX})
+#SET(CMAKE_FIND_ROOT_PATH /usr/${COMPILER_PREFIX})
 
 # adjust the default behaviour of the FIND_XXX() commands:
 # search headers and libraries in the target environment, search