cmake: add ability to compile using conan package manager

.appveyor.yml

@@ -4,21 +4,20 @@ image:
 clone_depth: 1
 shallow_clone: false
 
-# All paths in the environment section should be
+cache:
-# cmake-style paths: using forward-slashes (/).
+  - C:\Users\appveyor\.conan -> conanfile.py
+  - C:\.conan -> conanfile.py
+
 environment:
+  APPVEYOR_SAVE_CACHE_ON_ERROR: true
   PYTHON: "C:\\Python36-x64"
-  CMAKE_GENERATOR: "Visual Studio 15 2017"
+  CMAKE_GENERATOR_BASE: "Visual Studio 15 2017"
-  BOOST_ROOT: "C:\\Libraries"
-  BOOST_VERSION: "1.65.1"
-  DEP_DIR: "C:\\dependencies"
-  WIN_DEP_NAME: "openrw-windows-dependencies"
-  WIN_DEP_URL: "https://github.com/rwengine/openrw-windows-dependencies"
   NAME_SUFFIX: "windows"
+  USE_CONAN: 1
 
 platform:
-  - Win32
+#  - Win32
-#  - x64
+  - x64
 
 configuration:
 #  - Debug
@@ -27,17 +26,19 @@ configuration:
 matrix:
   fast_finish: false
 
-cache:
+clone_folder: C:\projects\openrw
-  - C:\dependencies -> .appveyor.yml, cmake/ctest/script_ci.ctest, cmake/ctest/utils.ctest, , cmake/ctest/configure_windows.ctest
 
 init:
   - set PATH=%PYTHON%;%PYTHON%\\Scripts;%PATH%
   - python --version
   - cmake --version
   - msbuild /version
+  - pip3 install conan
+  - conan user
+  - conan remote add bincrafters https://api.bintray.com/conan/bincrafters/public-conan
 
 build_script:
-  - ctest -VV -S cmake/ctest/script_ci.ctest
+  - ctest -VV -S "%APPVEYOR_BUILD_FOLDER%/cmake/ctest/script_ci.ctest"
 
 after_build:
   - cd "%APPVEYOR_BUILD_FOLDER%\build"

.travis.yml

@@ -20,6 +20,10 @@ matrix:
     services: docker
     script:
       - scripts/docker/docker_travis.sh "arch_latest.docker"
+  - os: linux
+    env: NAME="conan" NAME_SUFFIX="conan" USE_CONAN=1
+    script:
+      - scripts/docker/docker_travis.sh "conan_base.docker"
   - os: osx
     env: NAME="Apple macOS" NAME_SUFFIX="mac"
     osx_image: xcode9.2

CMakeLists.txt

@@ -7,7 +7,7 @@ include(GNUInstallDirs)
 # Read the configuration arguments
 include("${PROJECT_SOURCE_DIR}/cmake_options.cmake")
 
-list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules")
+list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake/modules")
 
 # Include git hash in source
 include(GetGitRevisionDescription)
@@ -15,7 +15,18 @@ get_git_head_revision(GIT_REFSPEC GIT_SHA1)
 message(STATUS "Building ${CMAKE_PROJECT_NAME} GIT SHA1: ${GIT_SHA1}")
 
 include(WrapTargets)
+if(USE_CONAN)
+    if(EXISTS "${CMAKE_BINARY_DIR}/conanbuildinfo_multi.cmake")
+        message(STATUS "Using conan 'cmake_multi' generator")
+        include("${CMAKE_BINARY_DIR}/conanbuildinfo_multi.cmake")
+    else()
+        message(STATUS "Using conan 'cmake' generator")
+        include("${CMAKE_BINARY_DIR}/conanbuildinfo.cmake")
+    endif()
+    conan_basic_setup(TARGETS)
 
+    rwdep_wrap_conan_targets()
+else()
     find_package(Boost REQUIRED)
     find_package(Boost COMPONENTS program_options system REQUIRED)
     if(FILESYSTEM_LIBRARY STREQUAL "BOOST")
@@ -24,15 +35,10 @@ endif()
     if(BUILD_TESTS)
         find_package(Boost COMPONENTS unit_test_framework REQUIRED)
     endif()
-if(CHECK_INCLUDES)
-    find_package(IncludeWhatYouUse REQUIRED)
-endif()
 
     # Do not link to SDL2main library
     set(SDL2_BUILDING_LIBRARY True)
-set(OpenGL_GL_PREFERENCE GLVND)
 
-find_package(OpenGL REQUIRED)
     find_package(OpenAL REQUIRED)
     find_package(Bullet REQUIRED)
     find_package(GLM REQUIRED)
@@ -40,6 +46,14 @@ find_package(FFmpeg REQUIRED)
     find_package(SDL2 REQUIRED)
 
     rwdep_wrap_find_packages()
+endif()
+
+if(CHECK_INCLUDES)
+    find_package(IncludeWhatYouUse REQUIRED)
+endif()
+
+set(OpenGL_GL_PREFERENCE GLVND)
+find_package(OpenGL REQUIRED)
 
 if(CHECK_CLANGTIDY)
     find_package(ClangTidy REQUIRED)

cmake/ctest/build.ctest

@@ -1,13 +1,11 @@
 # This file does:
 # - check whether all arguments are defined,
-# - clean the build directory,
 # - configure, build and test,
 # - coverage and memcheck,
 # - submit
 
 set(_ARGS_BOOL
-    EMPTY_BINARY_DIR
+    USE_CONAN
-
     DEBUG
     CHECK_INCLUDES
     BUILD_VIEWER
@@ -32,6 +30,9 @@ set(_ARGS_ONEVAL
     BUILDER_NAME
     BUILD_NAME
 
+    CONAN_ARCH
+    CONAN_PROFILE
+
     CMAKE_GENERATOR
     COVERAGE_COMMAND
     )
@@ -55,17 +56,6 @@ set(CTEST_COVERAGE_COMMAND "${COVERAGE_COMMAND}")
 set(CTEST_SITE "${BUILDER_NAME}")
 set(CTEST_BUILD_NAME "${BUILD_NAME}")
 
-set(NUMBER_ERRORS "0")
-set(NUMBER_WARNINGS "0")
-
-if(EMPTY_BINARY_DIR)
-    message(STATUS "Removing binary directory '${CTEST_BINARY_DIRECTORY}'...")
-    if(EXISTS "${CTEST_BINARY_DIRECTORY}/CMakeCache.txt")
-        message(STATUS "CMakeCache.txt file exists ==> removing")
-        ctest_empty_binary_directory("${CTEST_BINARY_DIRECTORY}")
-    endif()
-endif()
-
 set(_CTEST_START_EXTRA_ARGS)
 set(_CTEST_CONFIGURE_EXTRA_ARGS)
 if(APPEND_RESULTS)
@@ -76,6 +66,70 @@ endif()
 message(STATUS "Starting test...")
 ctest_start("${MODEL_NAME}" ${_CTEST_START_EXTRA_ARGS})
 
+if(USE_CONAN)
+    find_program(CONAN_BIN
+        NAMES conan
+        HINTS
+            "$ENV{HOME}/.local/bin"
+            )
+    if(NOT CONAN_BIN)
+        message(STATUS "Cannot find conan. Installing conan...")
+        execute_process(
+            COMMAND pip3 install --user conan
+            RESULT_VARIABLE RES
+            )
+        if(RES)
+            message(FATAL_ERROR "Installation of conan failed")
+        endif()
+
+        find_program(CONAN_BIN
+            NAMES conan
+            HINTS
+                "$ENV{HOME}/.local/bin"
+                )
+        message(STATUS "Found conan: ${CONAN_BIN}")
+        if(NOT CONAN_BIN)
+            message(FATAL_ERROR "Cannot find conan.")
+        endif()
+
+        execute_process(
+            COMMAND "${CONAN_BIN}" user
+            RESULT_VARIABLE RES
+            )
+        if(RES)
+            message(FATAL_ERROR "Configuration of conan failed")
+        endif()
+        execute_process(
+            COMMAND "${CONAN_BIN}" remote add bincrafters https://api.bintray.com/conan/bincrafters/public-conan
+            RESULT_VARIABLE RES
+            )
+        if(RES)
+            message(FATAL_ERROR "Adding bincrafters remote failed")
+        endif()
+    endif()
+
+    if(DEBUG)
+        set(CONAN_CONFIGURATION "Debug")
+    else()
+        set(CONAN_CONFIGURATION "Release")
+    endif()
+
+    execute_process(
+        COMMAND
+            "${CONAN_BIN}" install "${CTEST_SOURCE_DIRECTORY}" -pr "${CONAN_PROFILE}"
+                -s arch=${CONAN_ARCH} -s build_type=${CONAN_CONFIGURATION} --build missing
+        WORKING_DIRECTORY "${CTEST_BINARY_DIRECTORY}"
+        RESULT_VARIABLE RES
+        )
+    if(RES)
+        message(FATAL_ERROR "conan install failed")
+    endif()
+
+    list(APPEND CONFIGURE_EXTRA_OPTIONS
+        "-DBOOST_STATIC=True"
+        )
+endif()
+
 # CTEST_CONFIGURATION_TYPE is needed on Windows (no leading underscore)
 if(DEBUG)
     set(_CMAKE_BUILD_TYPE "Debug")
@@ -96,6 +150,7 @@ set(_CONFIGURE_OPTIONS
     "-DCHECK_INCLUDES=${CHECK_INCLUDES}"
     "-DCMAKE_BUILD_TYPE=${_CMAKE_BUILD_TYPE}"
     "-DENABLE_SANITIZERS=${ENABLE_SANITIZERS}"
+    "-DUSE_CONAN=${USE_CONAN}"
     )
 
 message(STATUS "Configuring...")
@@ -113,7 +168,6 @@ message(STATUS "Building...")
 ctest_build(
     CONFIGURATION "${_CTEST_BUILD_CONFIGURATION}"
     NUMBER_ERRORS _NB_BUILD_ERRORS
-    NUMBER_WARNINGS _NB_BUILD_WARNINGS
     )
 
 if(RUN_TESTS)

cmake/ctest/configure_darwin.ctest

@@ -11,3 +11,6 @@ if(MODEL_NAME STREQUAL "EXPERIMENTAL")
 else()
     set(CHECK_INCLUDES FALSE)
 endif()
+
+set(CONAN_ARCH "x86_64")
+set(CONAN_PROFILE "${CTEST_SOURCE_DIRECTORY}/scripts/conan/darwin")

cmake/ctest/configure_linux.ctest

@@ -11,3 +11,6 @@ if(MODEL_NAME STREQUAL "EXPERIMENTAL")
 else()
     set(CHECK_INCLUDES FALSE)
 endif()
+
+set(CONAN_ARCH "x86_64")
+set(CONAN_PROFILE "${CTEST_SOURCE_DIRECTORY}/scripts/conan/linux")

cmake/ctest/configure_windows.ctest

@@ -1,12 +1,7 @@
 set(_WIN_NEEDED_VARS
-    BOOST_ROOT
+    CMAKE_GENERATOR_BASE
-    BOOST_VERSION
-    CMAKE_GENERATOR
-    CONFIGURATION
-    DEP_DIR
     PLATFORM
-    WIN_DEP_NAME
+    CONFIGURATION
-    WIN_DEP_URL
     )
 foreach(_WIN_NEEDED_VAR ${_WIN_NEEDED_VARS})
     set("${_WIN_NEEDED_VAR}" "$ENV{${_WIN_NEEDED_VAR}}")
@@ -16,90 +11,31 @@ foreach(_WIN_NEEDED_VAR ${_WIN_NEEDED_VARS})
     endif()
 endforeach()
 
-string(REPLACE "." "_" _BOOST_VERSION_UNDERSCORED "${BOOST_VERSION}")
+string(TOLOWER "${ARCH}" ARCH)
-set(BOOST_ROOT "${BOOST_ROOT}\\boost_${_BOOST_VERSION_UNDERSCORED}")
-
-string(TOLOWER "${PLATFORM}" PLATFORM)
 if(PLATFORM STREQUAL "win32")
-    set(CMAKE_GENERATOR "${CMAKE_GENERATOR}")
+    set(CMAKE_GENERATOR "${CMAKE_GENERATOR_BASE}")
-    set(TRIPLET "x86-windows-static")
+    set(CONAN_ARCH "x86")
 elseif(PLATFORM STREQUAL "x64")
-    set(CMAKE_GENERATOR "${CMAKE_GENERATOR} Win64")
+    set(CMAKE_GENERATOR "${CMAKE_GENERATOR_BASE} Win64")
-    set(TRIPLET "x64-windows-static")
+    set(CONAN_ARCH "x86_64")
 else()
     message(FATAL_ERROR "Unknown platform (${PLATFORM})")
 endif()
 
-string(TOLOWER "${CONFIGURATION}" CONFIGURATION)
+set(CONFIGURE_EXTRA_OPTIONS ";")
-if(CONFIGURATION STREQUAL "debug")
+
+if(CONFIGURATION STREQUAL "Debug")
     set(DEBUG TRUE)
-    set(_LIBRARY_DIR_INFIX "debug")
+elseif(CONFIGURATION STREQUAL "Release")
-elseif(CONFIGURATION STREQUAL "release")
     set(DEBUG FALSE)
-    set(_LIBRARY_DIR_INFIX "")
 else()
     message(FATAL_ERROR "Unknown configuration '${CONFIGURATION}'")
 endif()
 
-file(MAKE_DIRECTORY "${DEP_DIR}")
+set(CONAN_PROFILE "${CTEST_SOURCE_DIRECTORY}/scripts/conan/windows")
-set(_WIN_DEP_DIR "${DEP_DIR}\\${WIN_DEP_NAME}")
+set(CONAN_ARCH "x86_64")
-set(TRIPLET_DIR "${_WIN_DEP_DIR}\\${TRIPLET}")
 
-message(STATUS "Checking windows dependency dir '${_WIN_DEP_DIR}'...")
+set(BUILD_VIEWER TRUE)
-if(NOT IS_DIRECTORY "${_WIN_DEP_DIR}")
-    message(STATUS "... does not exist.")
-    message(STATUS "Executing git clone...")
-    execute_process(
-        COMMAND git clone --depth 1 -- "${WIN_DEP_URL}"
-        WORKING_DIRECTORY "${DEP_DIR}"
-        RESULT_VARIABLE GIT_RESULT
-        )
-    if(GIT_RESULT)
-        message(FATAL_ERROR "Failed to clone '${WIN_DEP_URL}'")
-    endif()
-else()
-    message(STATUS "... exists.")
-    message(STATUS "Skipping git clone")
-endif()
-
-set(_INCLUDE_PATH
-    "${TRIPLET_DIR}\\include"
-    )
-set(ENV{OPENALDIR} "${TRIPLET_DIR}\\include\\AL")
-set(ENV{SDL2DIR} "${TRIPLET_DIR}\\include\\SDL2")
-
-set(_LIBRARY_PATH
-    "${TRIPLET_DIR}\\${_LIBRARY_DIR_INFIX}\\lib"
-    )
-
-set(_C_FLAGS "/DWIN32 /D_WINDOWS /W3 /utf-8 /MP")
-set(_CXX_FLAGS "/DWIN32 /D_WINDOWS /W3 /utf-8 /GR /EHsc /MP")
-set(_C_FLAGS_DEBUG "/D_DEBUG /MTd /Z7 /Ob0 /Od /RTC1")
-set(_C_FLAGS_RELEASE "/MT /O2 /Ob2 /DNDEBUG")
-set(_C_FLAGS_MINSIZEREL "/MT /O1 /Ob1 /DNDEBUG")
-set(_C_FLAGS_RELWITHDEBINFO "/MT /Zi /O2 /Ob1 /DNDEBUG")
-
-set(CMAKE_GENERATOR "${CMAKE_GENERATOR}")
-set(DEBUG "${DEBUG}")
-set(CONFIGURE_EXTRA_OPTIONS
-    "-DCMAKE_INCLUDE_PATH=${_INCLUDE_PATH}"
-    "-DCMAKE_LIBRARY_PATH=${_LIBRARY_PATH}"
-    "-DCMAKE_C_FLAGS=${_C_FLAGS}"
-    "-DCMAKE_C_FLAGS_DEBUG=${_C_FLAGS_DEBUG}"
-    "-DCMAKE_C_FLAGS_MINSIZEREL=${_C_FLAGS_MINSIZEREL}"
-    "-DCMAKE_C_FLAGS_RELEASE=${_C_FLAGS_RELEASE}"
-    "-DCMAKE_C_FLAGS_RELWITHDEBINFO=${_C_FLAGS_RELWITHDEBINFO}"
-    "-DCMAKE_CXX_FLAGS=${_CXX_FLAGS}"
-    "-DCMAKE_CXX_FLAGS_DEBUG=${_C_FLAGS_DEBUG}"
-    "-DCMAKE_CXX_FLAGS_MINSIZEREL=${_C_FLAGS_MINSIZEREL}"
-    "-DCMAKE_CXX_FLAGS_RELEASE=${_C_FLAGS_RELEASE}"
-    "-DCMAKE_CXX_FLAGS_RELWITHDEBINFO=${_C_FLAGS_RELWITHDEBINFO}"
-    "-DBOOST_ROOT=${BOOST_ROOT}"
-    "-DBoost_USE_STATIC_LIBS=TRUE"
-    "-DBoost_USE_STATIC_RUNTIME=TRUE"
-    )
-
-set(BUILD_VIEWER FALSE) #FIXME: ENABLE
 set(COVERAGE_COMMAND "echo") #FIXME: ENABLE
 set(CHECK_INCLUDES FALSE) #FIXME: ENABLE
 set(ENABLE_SANITIZERS "")

cmake/ctest/script_ci.ctest

@@ -12,9 +12,19 @@ else()
 endif()
 set(CTEST_COMMAND "${CMAKE_CTEST_COMMAND}")
 
+message(STATUS "CTEST_SOURCE_DIRECTORY=${CTEST_SOURCE_DIRECTORY}")
+message(STATUS "CTEST_BINARY_DIRECTORY=${CTEST_BINARY_DIRECTORY}")
+
 openrw_build_name(BUILDER_NAME_BASE BUILD_NAME)
 set(BUILDER_NAME_BASE "${BUILDER_NAME_BASE}-$ENV{NAME_SUFFIX}")
 
+message(STATUS "Removing binary directory '${CTEST_BINARY_DIRECTORY}'...")
+if(EXISTS "${CTEST_BINARY_DIRECTORY}/CMakeCache.txt")
+    message(STATUS "CMakeCache.txt file exists ==> removing")
+    ctest_empty_binary_directory("${CTEST_BINARY_DIRECTORY}")
+endif()
+file(MAKE_DIRECTORY "${CTEST_BINARY_DIRECTORY}")
+
 if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
     message(STATUS "Linux detected")
 
@@ -34,6 +44,12 @@ endif()
 set(WARNING_MESSAGES)
 set(ERROR_MESSAGES)
 
+if($ENV{USE_CONAN})
+    set(USE_CONAN TRUE)
+else()
+    set(USE_CONAN FALSE)
+endif()
+
 set(SEPARATE_TEST_SUITES FALSE)
 set(RUN_COVERAGE FALSE)
 set(RUN_MEMCHECK FALSE)
@@ -42,7 +58,6 @@ openrw_should_submit_ci(SUBMIT)
 # Build with no data and test
 set(BUILDER_NAME "${BUILDER_NAME_BASE}-nodata")
 set(APPEND_RESULTS FALSE)
-set(EMPTY_BINARY_DIR TRUE)
 set(TESTS_NODATA TRUE)
 set(RUN_TESTS TRUE)
 
@@ -51,7 +66,6 @@ include("${CTEST_SCRIPT_DIRECTORY}/build.ctest")
 # Build with data and do not test
 set(BUILDER_NAME "${BUILDER_NAME_BASE}-data")
 set(APPEND_RESULTS FALSE)
-set(EMPTY_BINARY_DIR FALSE)
 set(TESTS_NODATA FALSE)
 set(RUN_TESTS FALSE)
 

cmake/ctest/script_experimental.ctest

@@ -12,8 +12,18 @@ else()
 endif()
 set(CTEST_COMMAND "${CMAKE_CTEST_COMMAND}")
 
+message(STATUS "CTEST_SOURCE_DIRECTORY=${CTEST_SOURCE_DIRECTORY}")
+message(STATUS "CTEST_BINARY_DIRECTORY=${CTEST_BINARY_DIRECTORY}")
+
 openrw_build_name(BUILDER_NAME BUILD_NAME)
 
+message(STATUS "Removing binary directory '${CTEST_BINARY_DIRECTORY}'...")
+if(EXISTS "${CTEST_BINARY_DIRECTORY}/CMakeCache.txt")
+    message(STATUS "CMakeCache.txt file exists ==> removing")
+    ctest_empty_binary_directory("${CTEST_BINARY_DIRECTORY}")
+endif()
+file(MAKE_DIRECTORY "${CTEST_BINARY_DIRECTORY}")
+
 if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
     message(STATUS "Linux detected")
 
@@ -33,6 +43,12 @@ endif()
 set(WARNING_MESSAGES)
 set(ERROR_MESSAGES)
 
+if($ENV{USE_CONAN})
+    set(USE_CONAN TRUE)
+else()
+    set(USE_CONAN FALSE)
+endif()
+
 set(SEPARATE_TEST_SUITES TRUE)
 
 if($ENV{RUN_COVERAGE})
@@ -49,7 +65,6 @@ else()
     set(RES FALSE)
 endif()
 
-set(EMPTY_BINARY_DIR TRUE)
 set(TESTS_NODATA FALSE)
 set(RUN_TESTS TRUE)
 

cmake/modules/WrapTargets.cmake

@@ -48,3 +48,22 @@ function(rwdep_wrap_find_packages)
         rwdep_wrap_find_package(boost_unit_test_framework "${Boost_INCLUDE_DIRS}" "${Boost_UNIT_TEST_FRAMEWORK_LIBRARY}")
     endif()
 endfunction()
+
+function(rwdep_wrap_conan_target TARGET CONAN_NAME)
+    add_library("_rwdep_${TARGET}" INTERFACE)
+    target_link_libraries("_rwdep_${TARGET}" INTERFACE "CONAN_PKG::${CONAN_NAME}")
+    add_library("rwdep::${TARGET}" ALIAS "_rwdep_${TARGET}")
+endfunction()
+
+function(rwdep_wrap_conan_targets)
+    rwdep_wrap_conan_target(boost boost)
+    rwdep_wrap_conan_target(boost_program_options boost)
+    rwdep_wrap_conan_target(boost_filesystem boost)
+    rwdep_wrap_conan_target(boost_unit_test_framework boost)
+
+    rwdep_wrap_conan_target(OpenAL openal)
+    rwdep_wrap_conan_target(bullet bullet)
+    rwdep_wrap_conan_target(glm glm)
+    rwdep_wrap_conan_target(ffmpeg ffmpeg)
+    rwdep_wrap_conan_target(SDL2 sdl2)
+endfunction()

cmake_configure.cmake

@@ -64,6 +64,14 @@ else()
     message(FATAL_ERROR "Unknown platform \"${CMAKE_SYSTEM_NAME}\". please update CMakeLists.txt.")
 endif()
 
+if(USE_CONAN)
+    if(CONAN_SETTINGS_COMPILER_LIBCXX STREQUAL "libstdc++11")
+        target_compile_definitions(rw_interface INTERFACE _GLIBCXX_USE_CXX11_ABI=1)
+    elseif(CONAN_SETTINGS_COMPILER_LIBCXX STREQUAL "libstdc++")
+        target_compile_definitions(rw_interface INTERFACE _GLIBCXX_USE_CXX11_ABI=0)
+    endif()
+endif()
+
 if(FILESYSTEM_LIBRARY STREQUAL "CXX17")
     target_compile_definitions(rw_interface INTERFACE "RW_FS_LIBRARY=0")
 elseif(FILESYSTEM_LIBRARY STREQUAL "CXXTS")

cmake_options.cmake

@@ -27,5 +27,6 @@ set(ENABLE_SANITIZERS "" CACHE STRING "Enable selected sanitizer.")
 option(TEST_COVERAGE "Enable coverage analysis (implies CMAKE_BUILD_TYPE=Debug)")
 option(SEPARATE_TEST_SUITES "Add each test suite as separate test to CTest")
 
-
 option(BOOST_STATIC "Link against static Boost libraries")
+
+option(USE_CONAN "Use Conan as packet manager")

conanfile.py

@@ -0,0 +1,82 @@
+from conans import ConanFile, CMake
+from conans.errors import ConanException
+
+# FIXME:
+# - no sound in cutscenes. Also no subtitles.
+
+
+class OpenrwConan(ConanFile):
+    name = 'openrw'
+    version = 'master'
+    license = 'GPL3'
+    url = 'https://github.com/rwengine/openrw'
+    description = "OpenRW 'Open ReWrite' is an un-official open source recreation of the classic Grand Theft Auto III game executable"
+    settings = 'os', 'compiler', 'build_type', 'arch'
+    options = {
+        'test_data': [True, False],
+        'viewer': [True, False],
+    }
+
+    default_options = (
+        'test_data=False',
+        'viewer=False',
+        'bullet:shared=False',
+        'ffmpeg:iconv=False',
+        'libalsa:disable_python=True',  # https://github.com/conan-community/community/issues/3
+        'sdl2:sdl2main=False',
+    )
+
+    generators = 'cmake',
+    exports_sources = 'CMakeLists.txt', 'cmake_configure.cmake', 'cmake_options.cmake', 'COPYING', \
+                      'cmake/modules/*', 'benchmarks', 'rwlib/*', 'rwengine/*', 'rwgame/*', 'rwviewer/*', 'tests/*'
+
+    _rw_dependencies = {
+        'game': (
+            'openal/1.18.2@bincrafters/stable',
+            'bullet/2.87@bincrafters/stable',
+            'glm/0.9.8.5@g-truc/stable',
+            'ffmpeg/4.0@bincrafters/stable',
+            'sdl2/2.0.8@bincrafters/stable',
+            'boost/1.67.0@conan/stable',
+        ),
+        'viewer': (
+            'Qt/5.11@bincrafters/stable',
+        )
+    }
+
+    def requirements(self):
+        for dep in self._rw_dependencies['game']:
+            self.requires(dep)
+        if self.options.viewer:
+            for dep in self._rw_dependencies['viewer']:
+                self.requires(dep)
+
+    def _configure_cmake(self):
+        cmake = CMake(self)
+        defs = {
+            'BUILD_SHARED_LIBS': False,
+            'CMAKE_BUILD_TYPE': self.settings.build_type,
+            'BUILD_TESTS': True,
+            'BUILD_VIEWER': self.options.viewer,
+            'TESTS_NODATA': not self.options.test_data,
+            'USE_CONAN': True,
+            'BOOST_STATIC': not self.options['boost'].shared,
+        }
+
+        cmake.configure(defs=defs)
+        return cmake
+
+    def build(self):
+        cmake = self._configure_cmake()
+        cmake.build()
+
+    def package(self):
+        if self.options.viewer:
+            # FIXME: https://github.com/osechet/conan-qt/issues/6 and https://github.com/conan-io/conan/issues/2619
+            self.copy('qt.conf', dst='bin', src='rwviewer')
+        cmake = self._configure_cmake()
+        cmake.install()
+
+    def package_info(self):
+        self.cpp_info.libs = ['rwengine', 'rwlib']
+        self.cpp_info.stdcpp = 14

rwviewer/CMakeLists.txt

@@ -27,6 +27,7 @@ add_executable(rwviewer WIN32
     )
 
 target_link_libraries(rwviewer
+    PRIVATE
         rwengine
         Qt5::OpenGL
         Qt5::Widgets
@@ -37,3 +38,8 @@ openrw_target_apply_options(TARGET rwviewer)
 install(TARGETS rwviewer
     RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
     )
+
+if(USE_CONAN)
+    set(QT5_ROOT "${CONAN_QT_ROOT}")
+    configure_file(qt.conf.in qt.conf)
+endif()

rwviewer/qt.conf.in

@@ -0,0 +1,2 @@
+[Paths]
+Prefix = @QT5_ROOT@

scripts/conan/darwin

@@ -0,0 +1,8 @@
+include(default)
+
+[options]
+openrw:viewer=True
+# https://github.com/bincrafters/community/issues/120
+ffmpeg:vdpau=False
+ffmpeg:vaapi=False
+ffmpeg:xcb=False

scripts/conan/linux

@@ -0,0 +1,11 @@
+include(default)
+
+[options]
+openrw:viewer=True
+sdl2:esd=False
+sdl2:wayland=True
+sdl2:x11=True
+# https://github.com/bincrafters/community/issues/120
+ffmpeg:vdpau=False
+ffmpeg:vaapi=False
+ffmpeg:xcb=False

scripts/conan/windows

@@ -0,0 +1,5 @@
+include(default)
+
+[options]
+openrw:viewer=True
+ffmpeg:qsv=False

scripts/docker/conan_base.docker

@@ -0,0 +1,66 @@
+FROM ubuntu:rolling
+
+RUN apt-get update \
+    && apt-get install --no-install-recommends --no-upgrade -y \
+        build-essential \
+        cmake \
+        gcc-8 \
+        g++-8 \
+            # scripts to install conan \
+            python3-pip \
+            python3-distutils \
+            python3-setuptools \
+            python3-wheel \
+            # packet build requirements \
+            git \
+            autoconf \
+            automake \
+            autotools-dev \
+            libtool \
+            m4 \
+            sudo \
+            # conan-qt5 dependencies https://github.com/bincrafters/conan-qt/blob/stable/5.11/conanfile.py \
+            libx11-6 \
+            libfontconfig1-dev \
+            libxrender-dev \
+            libxcursor-dev \
+            libxext-dev \
+            libxfixes-dev \
+            libxft-dev \
+            libxi-dev \
+            libgl1-mesa-dev \
+            libxcb1 \
+            libxcb1-dev \
+            libxrandr-dev \
+            libx11-xcb1 \
+            libx11-xcb-dev \
+            libxcb-keysyms1 \
+            libxcb-keysyms1-dev \
+            libxcb-image0 \
+            libxcb-image0-dev \
+            libxcb-shm0 \
+            libxcb-shm0-dev \
+            libxcb-icccm4 \
+            libx11-dev \
+            libxcb-icccm4-dev \
+            libxcb-sync1 \
+            libxcb-sync-dev \
+            libxcb-xfixes0-dev \
+            libxcb-shape0-dev \
+            libxcb-render-util0-dev \
+            libxcb-randr0-dev \
+            libxcb-render-util0 \
+            libxcb-glx0-dev \
+            libxcb-xinerama0 \
+            libxcb-xinerama0-dev \
+            # conan-ffmpeg dependencies https://github.com/bincrafters/conan-ffmpeg/blob/stable/3.4/conanfile.py \
+            libasound2-dev \
+            libpulse-dev \
+            # conan-sdl2 dependencies https://github.com/bincrafters/conan-sdl2/blob/stable/2.0.8/conanfile.py\
+            libxinerama-dev \
+            libxkbcommon-dev \
+    && apt-get clean
+
+# RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-8 50 --slave /usr/bin/g++ g++ /usr/bin/g++-8
+
+CMD [ /bin/bash ]

scripts/docker/docker_travis.sh

@@ -8,7 +8,7 @@ docker=$1
 "$curdir/docker_tool.py" build -d "$docker" -t openrw_build_image
 
 # Start docker container + add travis user
-"$curdir/docker_tool.py" create -t openrw_build_image -n openrw_builder -U travis -e NAME_SUFFIX=$NAME_SUFFIX XDG_RUNTIME_DIR=/tmp TRAVIS=$TRAVIS TRAVIS_COMMIT=$TRAVIS_COMMIT TRAVIS_EVENT_TYPE=$TRAVIS_EVENT_TYPE TRAVIS_REPO_SLUG=$TRAVIS_REPO_SLUG TRAVIS_BRANCH=$TRAVIS_BRANCH
+"$curdir/docker_tool.py" create -t openrw_build_image -n openrw_builder -U travis -e NAME_SUFFIX=$NAME_SUFFIX XDG_RUNTIME_DIR=/tmp TRAVIS=$TRAVIS TRAVIS_COMMIT=$TRAVIS_COMMIT TRAVIS_EVENT_TYPE=$TRAVIS_EVENT_TYPE TRAVIS_REPO_SLUG=$TRAVIS_REPO_SLUG TRAVIS_BRANCH=$TRAVIS_BRANCH USE_CONAN=$USE_CONAN
 
 # execute test
 "$curdir/docker_tool.py" exec -n openrw_builder -U travis -- /bin/bash -c "ctest -VV -S /src/cmake/ctest/script_ci.ctest -VV"