CMakeLists.txt
author nemo
Mon, 08 Dec 2014 09:35:14 -0500
changeset 10634 35d059bd0932
parent 10561 8b65886906f3
child 10606 8e95911cb86b
child 10660 79fa79c77c38
permissions -rw-r--r--
Use FreeAndNil across the board. Even if we are immediately assigning after, probably avoids accidental mistakes. Also free neglected owner tex on shutdown, and delete hog gears using the normal deletion procedure if for any reason they still exist (EndGame call?).

project(hedgewars)

#initialise cmake environment
cmake_minimum_required(VERSION 2.6.4)
foreach(hwpolicy CMP0003 CMP0012 CMP0017 CMP0018)
    if(POLICY ${hwpolicy})
        cmake_policy(SET ${hwpolicy} NEW)
    endif()
endforeach()

set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake_modules")
include(${CMAKE_MODULE_PATH}/utils.cmake)

#possible cmake configuration
option(NOSERVER "Disable gameServer build (off)" OFF)
option(NOPNG "Disable screenshoot compression (off)" OFF)
option(NOVIDEOREC "Disable video recording (off)" OFF)

#libraries are built shared unless explicitly added as a static
option(BUILD_SHARED_LIBS "Build libraries as shared modules (on)" ON)

if(WIN32 OR APPLE)
    option(PHYSFS_SYSTEM "Use system physfs (off)" OFF)
    option(LUA_SYSTEM "Use system lua (off)" OFF)
else()
    option(PHYSFS_SYSTEM "Use system physfs (on)" ON)
    option(LUA_SYSTEM "Use system lua (on)" ON)
endif()

option(BUILD_ENGINE_LIBRARY "Enable hwengine library (off)" OFF)
option(ANDROID "Enable Android build (off)" OFF)

option(MINIMAL_FLAGS "Respect system flags as much as possible (off)" OFF)
option(NOAUTOUPDATE "Disable OS X Sparkle update checking (off)" OFF)

option(BUILD_ENGINE_C "Compile hwengine as native C (off)" OFF)
option(GL2 "Enable OpenGL 2 rendering !!!EXPERIMENTAL - DO NOT USE!!! [default: off)" OFF)

set(GHFLAGS "" CACHE STRING "Additional Haskell flags")
if(UNIX AND NOT APPLE)
    set(DATA_INSTALL_DIR "share/hedgewars" CACHE STRING "Resource folder path")
endif()

option(NOVERSIONINFOUPDATE "Disable update of version_info.txt. To be used if source is in a git/repo that is NOT the hedgewars repo" OFF)

#system paths for finding required fonts (see share/hedgewars/Data/fonts)
#subdirectories will NOT be searched.
#all fonts that can't be found will be bundled with hedgewars
set(FONTS_DIRS "" CACHE STRING "Additional paths to folders where required fonts can be found ( ; is separator)")

#versioning
set(CPACK_PACKAGE_VERSION_MAJOR 0)
set(CPACK_PACKAGE_VERSION_MINOR 9)
set(CPACK_PACKAGE_VERSION_PATCH 21)
set(HEDGEWARS_PROTO_VER 48)
set(HEDGEWARS_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}")
include(${CMAKE_MODULE_PATH}/revinfo.cmake)

message(STATUS "Building ${HEDGEWARS_VERSION}-r${HEDGEWARS_REVISION} (${HEDGEWARS_HASH})")

#general utilities
include(${CMAKE_MODULE_PATH}/utils.cmake)
#paths initialization
include(${CMAKE_MODULE_PATH}/paths.cmake)
#platform specific init code
include(${CMAKE_MODULE_PATH}/platform.cmake)


#when build type is not specified, assume Debug/Release according to build version information
if(CMAKE_BUILD_TYPE)
    string(TOUPPER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE)
    if(NOT((CMAKE_BUILD_TYPE MATCHES "RELEASE") OR
           (CMAKE_BUILD_TYPE MATCHES "DEBUG")))
        set(CMAKE_BUILD_TYPE ${default_build_type} CACHE STRING "Build type (Debug/Release)" FORCE)
        message(STATUS "Unknown build type, using default (${default_build_type})")
    endif()
else(CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE ${default_build_type} CACHE STRING "Build type (Debug/Release)" FORCE)
endif(CMAKE_BUILD_TYPE)


#perform safe check that enable/disable compilation features
include(${CMAKE_MODULE_PATH}/compilerchecks.cmake)

#set default compiler flags
add_flag_append(CMAKE_C_FLAGS "-Wall -pipe")
add_flag_append(CMAKE_C_FLAGS_RELEASE "-O2")
add_flag_append(CMAKE_C_FLAGS_DEBUG "-Wextra -O0")
add_flag_append(CMAKE_CXX_FLAGS "-Wall -pipe")
add_flag_append(CMAKE_CXX_FLAGS_RELEASE "-O2")
add_flag_append(CMAKE_CXX_FLAGS_DEBUG "-Wextra -O0")

#CMake adds a lot of additional configuration flags, so let's clear them up
if(MINIMAL_FLAGS)
    unset(CMAKE_C_FLAGS_RELEASE)
    unset(CMAKE_C_FLAGS_DEBUG)
    unset(CMAKE_CXX_FLAGS_RELEASE)
    unset(CMAKE_CXX_FLAGS_DEBUG)
endif()


#parse additional parameters
if(GHFLAGS)
    if(${CMAKE_VERSION} VERSION_GREATER 2.6)
        separate_arguments(ghflags_parsed UNIX_COMMAND ${GHFLAGS})
    else()
        message("*** GHFLAGS are available only when using CMake >= 2.8 ***")
    endif()
endif()

list(APPEND haskell_flags ${ghflags_parsed} "-O2")

#get BUILD_TYPE and enable/disable optimisation
message(STATUS "Using ${CMAKE_BUILD_TYPE} configuration")
if(CMAKE_BUILD_TYPE MATCHES "DEBUG")
    list(APPEND haskell_flags "-Wall"       # all warnings
                              "-debug"      # debug mode
                              "-dcore-lint" # internal sanity check
                              "-fno-warn-unused-do-bind"
                              )
else()
    list(APPEND haskell_flags "-w" # no warnings
                              )
endif()


#build engine without freepascal
if(BUILD_ENGINE_C)
    find_package(Clang REQUIRED)

    if(${CLANG_VERSION} VERSION_LESS "3.0")
        message(FATAL_ERROR "LLVM/Clang compiler required version is 3.0 but version ${CLANG_VERSION} was found!")
    endif()

    set(CMAKE_C_COMPILER ${CLANG_EXECUTABLE})
    set(CMAKE_CXX_COMPILER ${CLANG_EXECUTABLE})
endif()


#server
if(NOT NOSERVER)
    add_subdirectory(gameServer)
endif()


#lua discovery
if(LUA_SYSTEM)
    if(NOT LUA_LIBRARY OR NOT LUA_INCLUDE_DIR)
        find_package(Lua)
    endif()

    if(LUA_LIBRARY AND LUA_INCLUDE_DIR)
        #use an IMPORTED tharget so that we can just use 'lua' to link
        add_library(lua UNKNOWN IMPORTED)
        set_target_properties(lua PROPERTIES IMPORTED_LOCATION ${LUA_LIBRARY})
    else()
        message(FATAL_ERROR "Missing Lua! Rerun cmake with -DLUA_SYSTEM=off to build the internal version")
    endif()
else()
    if(NOT LUA_LIBRARY OR NOT LUA_INCLUDE_DIR)
        message(STATUS "LUA will be provided by the bundled sources")
    endif()
    set(lua_output_name "hwlua")
    add_subdirectory(misc/liblua)
endif()


#physfs discovery
if(PHYSFS_SYSTEM)
    if(NOT PHYSFS_LIBRARY OR NOT PHYSFS_INCLUDE_DIR)
        find_package(PhysFS)
    endif()

    find_file(physfs_h physfs.h ${PHYSFS_INCLUDE_DIR})
    if(physfs_h)
        file(STRINGS ${physfs_h} physfs_majorversion REGEX "PHYSFS_VER_MAJOR[\t' ']+[0-9]+")
        file(STRINGS ${physfs_h} physfs_minorversion REGEX "PHYSFS_VER_MINOR[\t' ']+[0-9]+")
        file(STRINGS ${physfs_h} physfs_patchversion REGEX "PHYSFS_VER_PATCH[\t' ']+[0-9]+")
        string(REGEX MATCH "([0-9]+)" physfs_majorversion "${physfs_majorversion}")
        string(REGEX MATCH "([0-9]+)" physfs_minorversion "${physfs_minorversion}")
        string(REGEX MATCH "([0-9]+)" physfs_patchversion "${physfs_patchversion}")
        set(physfs_detected_ver "${physfs_majorversion}.${physfs_minorversion}.${physfs_patchversion}")

        if(${physfs_detected_ver} VERSION_LESS 2.0.0)
            message(FATAL_ERROR "PhysFS version is too old (detected ${physfs_detected_ver}, required 2.0.0)\n"
                                "Perform an update or rerun cmake with -DPHYSFS_SYSTEM=off to build the internal version")
        endif()
    endif()

    if(PHYSFS_LIBRARY AND PHYSFS_INCLUDE_DIR)
        #use an IMPORTED tharget so that we can just use 'physfs' to link
        add_library(physfs UNKNOWN IMPORTED)
        set_target_properties(physfs PROPERTIES IMPORTED_LOCATION ${PHYSFS_LIBRARY})
    else()
        message(FATAL_ERROR "Missing PhysFS! Rerun cmake with -DPHYSFS_SYSTEM=off to build the internal version")
    endif()
else()
    if(NOT PHYSFS_LIBRARY OR NOT PHYSFS_INCLUDE_DIR)
        message(STATUS "PhysFS will be provided by the bundled sources")
    endif()
    set(physfs_output_name "hwphysfs")
    add_subdirectory(misc/libphysfs)
endif()

find_package_or_disable_msg(LIBAV NOVIDEOREC "Video recording will not be built")

#physfs helper library
add_subdirectory(misc/libphyslayer)

#maybe this could be merged inside hedgewars/CMakeLists.txt
if(BUILD_ENGINE_C)
    #pascal to c converter
    add_subdirectory(tools/pas2c)
    add_subdirectory(project_files/hwc)
else()
    #main pascal engine
    add_subdirectory(hedgewars)
endif()

#Android related build scripts
#TODO: when ANDROID, BUILD_ENGINE_LIBRARY should be set
if(ANDROID)
    add_subdirectory(project_files/Android-build)
else(ANDROID)
    add_subdirectory(bin)
    add_subdirectory(QTfrontend)
    add_subdirectory(share)
    add_subdirectory(tools)
endif(ANDROID)

include(${CMAKE_MODULE_PATH}/cpackvars.cmake)

if(NOT BUILD_ENGINE_C)
enable_testing()
endif(NOT BUILD_ENGINE_C)
add_custom_target(test         COMMAND ${CMAKE_CTEST_COMMAND} -E '^todo/' --timeout 300 --schedule-random)
add_custom_target(test_verbose COMMAND ${CMAKE_CTEST_COMMAND} -E '^todo/' --timeout 300 --schedule-random -V)

set(LUATESTS_DIR "${CMAKE_SOURCE_DIR}/tests/lua")
set(TESTSDATA_DIR "${CMAKE_SOURCE_DIR}/share/hedgewars/Data")

# set set this to "" if you want to see what's going on
# TODO: engine should do this implicitly when running tests,
# unless some env var like HWENGINE_SHOWTESTS is set or something
set(STATSONLYFLAG "--stats-only")

# add all lua tests
file(GLOB_RECURSE luatests RELATIVE "${LUATESTS_DIR}" "${LUATESTS_DIR}/*.lua")
foreach(luatest ${luatests})
    add_test("${luatest}" "bin/hwengine" "--prefix" "${TESTSDATA_DIR}" "--nosound" "--nomusic" "${STATSONLYFLAG}" "--lua-test" "${LUATESTS_DIR}/${luatest}")
endforeach(luatest)