mirror of https://github.com/OpenRCT2/OpenRCT2.git
Merge pull request #2573 from janisozaur/cmake-mingw
Fix CMakeLists for MinGW cross-compilation
This commit is contained in:
Ted John
commit
f83d60e30d
162
CMakeLists.txt
162
CMakeLists.txt
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@ -43,6 +43,55 @@ else (DISABLE_NETWORK)
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endif (WIN32)
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endif (DISABLE_NETWORK)
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option(STATIC "Create a static build.")
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# Handle creating the rct2 text and data files on OS X and Linux
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# See details in src/openrct2.c:openrct2_setup_rct2_segment for how the values
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# were derived.
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if (UNIX)
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add_custom_command(
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OUTPUT openrct2_text
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COMMAND dd if=${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe of=${CMAKE_BINARY_DIR}/openrct2_text bs=4096 skip=1 count=1187
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DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe
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)
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add_custom_command(
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OUTPUT openrct2_data
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COMMAND dd if=${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe of=${CMAKE_BINARY_DIR}/openrct2_data bs=4096 skip=1188 count=318
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COMMAND dd if=/dev/zero of=${CMAKE_BINARY_DIR}/openrct2_data bs=4096 seek=318 count=2630 conv=notrunc
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COMMAND dd if=${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe of=${CMAKE_BINARY_DIR}/openrct2_data bs=4096 skip=1506 seek=2948 count=1 conv=notrunc
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DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe
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)
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add_custom_target(segfiles DEPENDS openrct2_text openrct2_data)
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if (APPLE)
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -sectcreate rct2_text __text ${CMAKE_CURRENT_SOURCE_DIR}/build/openrct2_text -sectcreate rct2_data __data ${CMAKE_CURRENT_SOURCE_DIR}/build/openrct2_data -segaddr rct2_data 0x8a4000 -segprot rct2_data rwx rwx -segaddr rct2_text 0x401000 -segprot rct2_text rwx rwx -fno-pie -read_only_relocs suppress")
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else (APPLE)
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# For Linux we have to use objcopy to wrap regular binaries into a linkable
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# format. We use specific section names which are then referenced in a
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# bespoke linker script so they can be placed at predefined VMAs.
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add_custom_command(
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OUTPUT openrct2_text_section.o
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COMMAND objcopy --input binary --output elf32-i386 --binary-architecture i386 openrct2_text openrct2_text_section.o --rename-section .data=.rct2_text,contents,alloc,load,readonly,code
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DEPENDS segfiles
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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)
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add_custom_command(
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OUTPUT openrct2_data_section.o
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COMMAND objcopy --input binary --output elf32-i386 --binary-architecture i386 openrct2_data openrct2_data_section.o --rename-section .data=.rct2_data,contents,alloc,load,readonly,data
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DEPENDS segfiles
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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)
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add_custom_target(linkable_sections DEPENDS openrct2_text_section.o openrct2_data_section.o)
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SET_SOURCE_FILES_PROPERTIES(
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openrct2_text_section.o openrct2_data_section.o
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PROPERTIES
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EXTERNAL_OBJECT true
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GENERATED true
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)
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# can't use GLOB here, as the files don't exist yet at cmake-time
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set(RCT2_SECTIONS "${CMAKE_BINARY_DIR}/openrct2_data_section.o" "${CMAKE_BINARY_DIR}/openrct2_text_section.o")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-T,\"${CMAKE_CURRENT_SOURCE_DIR}/distribution/linux/ld_script.xc\"")
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endif (APPLE)
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endif (UNIX)
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set(DEBUG_LEVEL 0 CACHE STRING "Select debug level for compilation. Use value in range 0–3.")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DDEBUG=${DEBUG_LEVEL}")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DDEBUG=${DEBUG_LEVEL}")
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@ -56,24 +105,49 @@ if (APPLE)
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set_source_files_properties(${ORCT2_MM_SOURCES} PROPERTIES COMPILE_FLAGS "-x objective-c -fmodules")
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endif (APPLE)
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if (UNIX)
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# force 32bit build for now and set necessary flags to compile code as is
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m32 -std=gnu99 -fno-omit-frame-pointer -fno-pie")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m32 -std=gnu++11 -fno-omit-frame-pointer -fno-pie")
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -m32")
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set(CMAKE_EXE_LINKER_FLAGS ${CMAKE_SHARED_LINKER_FLAGS})
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endif (UNIX)
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# force 32bit build for now and set necessary flags to compile code as is
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m32 -std=gnu99 -fno-omit-frame-pointer -fno-pie")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m32 -std=gnu++11 -fno-omit-frame-pointer -fno-pie")
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -m32")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS}")
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if (MINGW)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fpack-struct=1")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fpack-struct=1")
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static-libgcc -static-libstdc++")
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endif ()
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if (STATIC)
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if (WIN32)
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static")
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else (WIN32)
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
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endif (WIN32)
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endif ()
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# find and include SDL2
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PKG_CHECK_MODULES(SDL2 REQUIRED sdl2 SDL2_ttf)
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if (STATIC)
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# FreeType is required by SDL2_ttf, but not wired up properly in package
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PKG_CHECK_MODULES(FREETYPE REQUIRED freetype2)
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SET(SDL2LIBS ${SDL2_STATIC_LIBRARIES} ${FREETYPE_STATIC_LIBRARIES})
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else (STATIC)
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SET(SDL2LIBS ${SDL2_LIBRARIES})
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endif (STATIC)
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if (NOT DISABLE_HTTP_TWITCH)
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PKG_CHECK_MODULES(LIBCURL REQUIRED libcurl)
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PKG_CHECK_MODULES(JANSSON REQUIRED jansson)
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SET(HTTPLIBS ${LIBCURL_LIBRARIES} ${JANSSON_LIBRARIES})
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PKG_CHECK_MODULES(JANSSON REQUIRED jansson>=2.7)
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if (WIN32)
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SET(HTTPLIBS ${HTTPLIBS} ssl crypto winmm.lib ws2_32)
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# Curl depends on openssl and ws2 in mingw builds, but is not wired up in pkg-config
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PKG_CHECK_MODULES(SSL REQUIRED openssl)
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set(WSLIBS ws2_32)
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endif (WIN32)
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if (STATIC)
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SET(HTTPLIBS ${LIBCURL_STATIC_LIBRARIES} ${JANSSON_STATIC_LIBRARIES} ${SSL_STATIC_LIBRARIES} ${WSLIBS})
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else (STATIC)
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SET(HTTPLIBS ${LIBCURL_LIBRARIES} ${JANSSON_LIBRARIES} ${SSL_LIBRARIES} ${WSLIBS})
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endif (STATIC)
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endif (NOT DISABLE_HTTP_TWITCH)
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# speex v1.1.15 is supplied in our zipped library, but distributions provide
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@ -99,7 +173,11 @@ if (WIN32)
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# build as library for now, replace with add_executable
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add_library(${PROJECT} SHARED ${ORCT2_SOURCES} ${SPEEX_SOURCES})
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else (WIN32)
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add_executable(${PROJECT} ${ORCT2_SOURCES} ${ORCT2_MM_SOURCES})
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add_executable(${PROJECT} ${ORCT2_SOURCES} ${ORCT2_MM_SOURCES} ${RCT2_SECTIONS})
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add_dependencies(${PROJECT} segfiles)
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if (NOT APPLE)
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add_dependencies(${PROJECT} linkable_sections)
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endif ()
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add_custom_command(
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OUTPUT g2.dat
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COMMAND ./openrct2 sprite build ${CMAKE_BINARY_DIR}/g2.dat ${CMAKE_CURRENT_SOURCE_DIR}/resources/g2/
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@ -108,11 +186,6 @@ else (WIN32)
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add_custom_target(g2 DEPENDS ${PROJECT} g2.dat)
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endif (WIN32)
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if (APPLE)
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FIND_LIBRARY(ICONV_LIBRARIES NAMES iconv libiconv libiconv-2 c)
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TARGET_LINK_LIBRARIES(${PROJECT} ${ICONV_LIBRARIES})
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endif (APPLE)
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if (UNIX AND NOT APPLE)
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# FontConfig for TrueType fonts.
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PKG_CHECK_MODULES(FONTCONFIG REQUIRED fontconfig)
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@ -120,55 +193,6 @@ if (UNIX AND NOT APPLE)
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TARGET_LINK_LIBRARIES(${PROJECT} ${FONTCONFIG_LIBRARIES})
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endif (UNIX AND NOT APPLE)
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# Handle creating the rct2 text and data files on OS X and Linux
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# See details in src/openrct2.c:openrct2_setup_rct2_segment for how the values
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# were derived.
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if (UNIX)
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add_custom_command(
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OUTPUT openrct2_text
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COMMAND dd if=${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe of=${CMAKE_BINARY_DIR}/openrct2_text bs=4096 skip=1 count=1187
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DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe
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)
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add_custom_command(
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OUTPUT openrct2_data
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COMMAND dd if=${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe of=${CMAKE_BINARY_DIR}/openrct2_data bs=4096 skip=1188 count=318
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COMMAND dd if=/dev/zero of=${CMAKE_BINARY_DIR}/openrct2_data bs=4096 seek=318 count=2630 conv=notrunc
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COMMAND dd if=${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe of=${CMAKE_BINARY_DIR}/openrct2_data bs=4096 skip=1506 seek=2948 count=1 conv=notrunc
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DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe
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)
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add_custom_target(segfiles DEPENDS openrct2_text openrct2_data)
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add_dependencies(${PROJECT} segfiles)
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if (APPLE)
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -sectcreate rct2_text __text ${CMAKE_CURRENT_SOURCE_DIR}/build/openrct2_text -sectcreate rct2_data __data ${CMAKE_CURRENT_SOURCE_DIR}/build/openrct2_data -segaddr rct2_data 0x8a4000 -segprot rct2_data rwx rwx -segaddr rct2_text 0x401000 -segprot rct2_text rwx rwx -fno-pie -read_only_relocs suppress")
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else (APPLE)
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# For Linux we have to use objcopy to wrap regular binaries into a linkable
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# format. We use specific section names which are then referenced in a
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# bespoke linker script so they can be placed at predefined VMAs.
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add_custom_command(
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OUTPUT openrct2_text_section.o
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COMMAND objcopy --input binary --output elf32-i386 --binary-architecture i386 openrct2_text openrct2_text_section.o --rename-section .data=.rct2_text,contents,alloc,load,readonly,code
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DEPENDS segfiles
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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)
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add_custom_command(
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OUTPUT openrct2_data_section.o
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COMMAND objcopy --input binary --output elf32-i386 --binary-architecture i386 openrct2_data openrct2_data_section.o --rename-section .data=.rct2_data,contents,alloc,load,readonly,data
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DEPENDS segfiles
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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)
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add_custom_target(linkable_sections DEPENDS openrct2_text_section.o openrct2_data_section.o)
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add_dependencies(${PROJECT} linkable_sections)
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SET_SOURCE_FILES_PROPERTIES(
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openrct2_text_section.o openrct2_data_section.o
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PROPERTIES
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EXTERNAL_OBJECT true
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GENERATED true
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)
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# can't use GLOB here, as the files don't exist yet at cmake-time
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list(APPEND RCT2_SECTIONS "${CMAKE_BINARY_DIR}/openrct2_data_section.o" "${CMAKE_BINARY_DIR}/openrct2_text_section.o")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-T,\"${CMAKE_CURRENT_SOURCE_DIR}/distribution/linux/ld_script.xc\"")
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endif (APPLE)
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endif (UNIX)
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# install into ${CMAKE_INSTALL_PREFIX}/bin/
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#install (TARGETS ${PROJECT} DESTINATION bin)
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@ -176,7 +200,13 @@ endif (UNIX)
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# libopenrct2.dll -> openrct2.dll
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set_target_properties(${PROJECT} PROPERTIES PREFIX "")
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TARGET_LINK_LIBRARIES(${PROJECT} ${SDL2_LIBRARIES} ${ORCTLIBS_LIB} ${HTTPLIBS} ${NETWORKLIBS} ${SPEEX_LIBRARIES} ${DLLIB} ${RCT2_SECTIONS})
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TARGET_LINK_LIBRARIES(${PROJECT} ${SDL2LIBS} ${ORCTLIBS_LIB} ${HTTPLIBS} ${NETWORKLIBS} ${SPEEX_LIBRARIES} ${DLLIB})
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if (APPLE OR STATIC)
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FIND_LIBRARY(ICONV_LIBRARIES NAMES iconv libiconv libiconv-2 c)
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TARGET_LINK_LIBRARIES(${PROJECT} ${ICONV_LIBRARIES})
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endif (APPLE OR STATIC)
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# CMake does not allow specifying a dependency chain which includes built-in
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# targets, like `install`, so we have to trick it and execute dependency ourselves.
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@ -1,4 +1,3 @@
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SET(ACTUAL_SYSTEM ${CMAKE_SYSTEM_NAME})
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SET(CMAKE_SYSTEM_NAME Windows)
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SET(COMPILER_PREFIX i686-w64-mingw32)
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@ -8,17 +7,6 @@ SET(CMAKE_RC_COMPILER ${COMPILER_PREFIX}-windres)
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SET(CMAKE_PKGCONFIG_EXECUTABLE ${COMPILER_PREFIX}-pkg-config)
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SET(PKG_CONFIG_EXECUTABLE ${COMPILER_PREFIX}-pkg-config)
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# potential flags to make code more similar to MSVC:
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# -fshort-wchar -fshort-enums -mms-bitfields
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#
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set(CMAKE_C_FLAGS "-std=gnu99 -fpack-struct=1" CACHE STRING "" FORCE)
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set(CMAKE_CXX_FLAGS "-std=c++0x -std=gnu++0x -fpack-struct=1" CACHE STRING "" FORCE)
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if(${ACTUAL_SYSTEM} MATCHES "Linux")
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set(CMAKE_SHARED_LINKER_FLAGS "-O3 -static-libgcc -static-libstdc++ -static -lpthread" CACHE STRING "" FORCE)
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else()
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set(CMAKE_SHARED_LINKER_FLAGS "-static-libgcc -static-libstdc++" CACHE STRING "" FORCE)
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endif(${ACTUAL_SYSTEM} MATCHES "Linux")
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if(APPLE)
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SET(TARGET_ENVIRONMENT /usr/local/mingw-w32-bin_i686-darwin/i686-w64-mingw32)
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else()
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@ -58,6 +58,11 @@ utf8 **windows_get_command_line_args(int *outNumArgs);
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// return 0;
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// }
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/* DllMain is already defined in one of static libraries we implicitly depend
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* on (libcrypto), which is their bug really, but since we don't do anything in
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* here, just comment it out.
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*/
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#ifndef __MINGW32__
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/**
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* Entry point for when the DLL is loaded. This will be removed when OpenRCT2 can be built as a stand alone application.
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*/
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@ -65,6 +70,7 @@ BOOL APIENTRY DllMain(HANDLE hModule, DWORD dwReason, LPVOID lpReserved)
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{
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return TRUE;
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}
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#endif // __MINGW32__
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/**
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* The function that is called directly from the host application (rct2.exe)'s WinMain. This will be removed when OpenRCT2 can
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