2019-02-25 19:29:06 +01:00
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cmake_minimum_required(VERSION 3.9)
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cmake_policy(VERSION 3.9)
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2018-01-20 01:07:56 +01:00
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set (PROJECT openloco)
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2018-02-16 23:51:48 +01:00
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project(${PROJECT} CXX)
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2018-01-20 01:07:56 +01:00
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2018-09-25 23:02:32 +02:00
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if (APPLE)
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# Detection of this variable seems to fail with CMake.
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# Since we only support 32-bit builds at the moment, fix it this way.
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# TODO: find out a proper fix for this.
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set(CMAKE_SIZEOF_VOID_P 4)
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endif()
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2018-01-20 01:07:56 +01:00
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if (CMAKE_BINARY_DIR STREQUAL CMAKE_SOURCE_DIR)
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message(FATAL_ERROR "Building in-source is not supported! Create a build dir and remove ${CMAKE_SOURCE_DIR}/CMakeCache.txt")
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endif()
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INCLUDE(FindPkgConfig)
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2018-01-20 20:19:50 +01:00
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set(USE_BOOST_FS_DEFAULT OFF)
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2018-01-24 22:24:31 +01:00
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if(APPLE OR MINGW)
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2018-01-20 20:19:50 +01:00
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set(USE_BOOST_FS_DEFAULT ON)
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endif()
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option(USE_BOOST_FILESYSTEM "Use Boost filesystem instead of C++17" ${USE_BOOST_FS_DEFAULT})
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2019-03-06 21:04:26 +01:00
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option(STRICT "Build with warnings as errors" YES)
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2018-01-20 20:19:50 +01:00
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2018-09-25 23:02:32 +02:00
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set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake;${CMAKE_MODULE_PATH}")
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2018-01-20 01:07:56 +01:00
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2018-06-16 13:14:17 +02:00
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# Describe current version in terms of closest tag
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execute_process(
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COMMAND git describe HEAD
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COMMAND sed -E "s/-g.+$//"
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WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
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OUTPUT_VARIABLE OPENLOCO_VERSION_TAG
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OUTPUT_STRIP_TRAILING_WHITESPACE
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# ERROR_QUIET
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)
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2018-02-16 13:07:19 +01:00
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# Define current git branch
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execute_process(
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COMMAND git rev-parse --abbrev-ref HEAD
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WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
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OUTPUT_VARIABLE OPENLOCO_BRANCH
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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# Define short commit hash
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execute_process(
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COMMAND git rev-parse --short HEAD
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WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
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OUTPUT_VARIABLE OPENLOCO_COMMIT_SHA1_SHORT
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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# To avoid unnecessary rebuilds, set the current branch and short sha1 hash
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# only for the one file that uses these definitions: version.cpp
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set_property(SOURCE ${CMAKE_SOURCE_DIR}/src/openloco/version.cpp
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PROPERTY COMPILE_DEFINITIONS
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2018-06-16 13:14:17 +02:00
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OPENLOCO_VERSION_TAG="${OPENLOCO_VERSION_TAG}"
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2018-02-16 13:07:19 +01:00
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OPENLOCO_BRANCH="${OPENLOCO_BRANCH}"
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OPENLOCO_COMMIT_SHA1_SHORT="${OPENLOCO_COMMIT_SHA1_SHORT}")
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2018-02-01 00:07:10 +01:00
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# Set some compiler features
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2019-03-06 21:43:35 +01:00
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set(COMMON_COMPILE_OPTIONS "${COMMON_COMPILE_OPTIONS} -fstrict-aliasing -Wall -Wextra -Wno-unused-parameter")
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2019-03-06 21:04:26 +01:00
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if (STRICT)
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set(COMMON_COMPILE_OPTIONS "${COMMON_COMPILE_OPTIONS} -Werror")
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endif ()
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2018-02-08 22:42:30 +01:00
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# Poke some holes in -Wall:
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set(COMMON_COMPILE_OPTIONS
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"${COMMON_COMPILE_OPTIONS} \
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-Wno-unknown-pragmas \
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-Wno-unused-private-field \
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")
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2018-02-01 00:07:10 +01:00
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# Set warnings common to supported compilers
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set(COMMON_COMPILE_OPTIONS
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"${COMMON_COMPILE_OPTIONS} \
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-Waddress \
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-Warray-bounds \
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-Wchar-subscripts \
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-Wenum-compare \
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-Wformat \
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-Wignored-qualifiers \
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-Winit-self \
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-Wmissing-declarations \
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-Wnon-virtual-dtor \
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-Wnull-dereference \
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-Wstrict-aliasing \
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-Wstrict-overflow=1 \
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-Wundef \
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-Wunreachable-code \
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")
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2018-01-20 01:07:56 +01:00
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2018-01-20 19:37:28 +01:00
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set(OBJ_FORMAT "elf32-i386")
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set(LINKER_SCRIPT "ld_script_i386.xc")
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2018-01-20 01:07:56 +01:00
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# Handle creating the rct2 text and data files on OS X and Linux
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if (UNIX)
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set(OLOCO_EXE ${CMAKE_CURRENT_SOURCE_DIR}/loco.exe)
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2018-01-20 11:15:07 +01:00
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set(OLOCO_TEXT ${CMAKE_BINARY_DIR}/openloco_text)
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set(OLOCO_DATA ${CMAKE_BINARY_DIR}/openloco_data)
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2018-01-20 01:07:56 +01:00
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add_custom_command(
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2018-01-20 23:06:44 +01:00
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OUTPUT ${OLOCO_TEXT}
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2018-01-20 10:24:49 +01:00
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COMMAND dd if="${OLOCO_EXE}" of="${OLOCO_TEXT}" bs=4096 skip=1 count=214
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2018-01-20 01:07:56 +01:00
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DEPENDS ${OLOCO_EXE}
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)
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add_custom_command(
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2018-01-20 23:06:44 +01:00
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OUTPUT ${OLOCO_DATA}
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2018-01-20 10:24:49 +01:00
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COMMAND dd if="${OLOCO_EXE}" of="${OLOCO_DATA}" bs=4096 skip=215 count=78
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COMMAND dd if=/dev/zero of="${OLOCO_DATA}" bs=4096 seek=78 count=3133 conv=notrunc
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2018-01-20 01:07:56 +01:00
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DEPENDS ${OLOCO_EXE}
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)
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2018-01-20 23:06:44 +01:00
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add_custom_target(segfiles DEPENDS ${OLOCO_TEXT} ${OLOCO_DATA})
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2018-01-20 11:15:07 +01:00
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if (APPLE)
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2018-06-05 15:17:51 +02:00
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set(LOCO_SEGMENT_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -sectcreate loco_text __text \"${OLOCO_TEXT}\" -sectcreate loco_data __data ${OLOCO_DATA} -segaddr loco_data 0x4d7000 -segprot loco_data rwx rwx -segaddr loco_text 0x401000 -segprot loco_text rwx rwx -segaddr __TEXT 0x2000000 -read_only_relocs suppress")
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2018-01-20 11:15:07 +01:00
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else ()
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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 openloco_text_section.o
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2018-01-21 00:42:16 +01:00
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COMMAND objcopy --input binary --output ${OBJ_FORMAT} --binary-architecture i386 \"${OLOCO_TEXT}\" openloco_text_section.o --rename-section .data=.loco_text,contents,alloc,load,readonly,code
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2018-01-20 11:15:07 +01:00
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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 openloco_data_section.o
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2018-01-21 00:42:16 +01:00
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COMMAND objcopy --input binary --output ${OBJ_FORMAT} --binary-architecture i386 \"${OLOCO_DATA}\" openloco_data_section.o --rename-section .data=.loco_data,contents,alloc,load,readonly,data
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2018-01-20 11:15:07 +01:00
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DEPENDS segfiles
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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)
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add_custom_target(linkable_sections DEPENDS openloco_text_section.o openloco_data_section.o)
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set_source_files_properties(
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openloco_text_section.o openloco_data_section.o
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PROPERTIES
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EXTERNAL_OBJECT true
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GENERATED true
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)
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# can't use GLOB here, as the files don't exist yet at cmake-time
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2018-01-20 12:11:19 +01:00
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set(LOCO_SECTIONS "${CMAKE_BINARY_DIR}/openloco_data_section.o" "${CMAKE_BINARY_DIR}/openloco_text_section.o")
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2018-01-20 19:39:47 +01:00
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set(LOCO_SEGMENT_LINKER_FLAGS "-Wl,-T,\"${CMAKE_CURRENT_SOURCE_DIR}/distribution/linux/${LINKER_SCRIPT}\"")
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2018-01-20 11:15:07 +01:00
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endif ()
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2018-01-20 01:07:56 +01:00
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endif (UNIX)
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set(DEBUG_LEVEL 0 CACHE STRING "Select debug level for compilation. Use value in range 0–3.")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DDEBUG=${DEBUG_LEVEL}")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DDEBUG=${DEBUG_LEVEL}")
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# include lib
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include_directories("lib/")
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# add source files
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2018-09-08 20:57:54 +02:00
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file(GLOB_RECURSE OLOCO_SOURCES "src/*.cpp")
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file(GLOB_RECURSE OLOCO_HEADERS "src/*.h" "src/*.hpp")
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2018-01-20 01:07:56 +01:00
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2018-01-20 17:02:05 +01:00
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if (APPLE)
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file(GLOB_RECURSE OLOCO_MM_SOURCES "src/*.mm")
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set_source_files_properties(${OLOCO_MM_SOURCES} PROPERTIES COMPILE_FLAGS "-x objective-c++ -fmodules")
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endif ()
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2018-01-20 01:07:56 +01:00
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set(PIE_FLAG "-fno-pie")
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set(TARGET_M "-m32")
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# set necessary flags to compile code as is
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${TARGET_M} -std=gnu99 ${COMMON_COMPILE_OPTIONS} -Wimplicit")
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2018-01-20 19:37:28 +01:00
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${TARGET_M} ${COMMON_COMPILE_OPTIONS} -Wnon-virtual-dtor")
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2018-01-20 01:07:56 +01:00
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${TARGET_M}")
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2018-01-20 23:10:43 +01:00
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS} ${TARGET_M} ${PIE_FLAG}")
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2018-01-20 01:07:56 +01:00
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2018-09-25 23:02:32 +02:00
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find_package(SDL2 REQUIRED)
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if (NOT SDL2_LIBRARIES)
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if (TARGET SDL2::SDL2-static)
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set(SDL2_LIBRARIES SDL2::SDL2-static)
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elseif (TARGET SDL2::SDL2)
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set(SDL2_LIBRARIES SDL2::SDL2)
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endif()
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endif()
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2018-01-20 01:07:56 +01:00
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2018-09-25 23:02:32 +02:00
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find_package(SDL2_mixer REQUIRED)
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2018-09-13 11:07:34 +02:00
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2018-09-03 23:13:12 +02:00
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# The hint provided here is targetting Arch Linux, a distro of choice for many contributors
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find_package(yaml-cpp REQUIRED HINTS /usr/lib32/cmake/yaml-cpp)
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2018-08-18 23:57:03 +02:00
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2018-01-20 20:19:50 +01:00
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if (USE_BOOST_FILESYSTEM)
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2018-01-24 13:01:15 +01:00
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set(Boost_USE_STATIC_LIBS OFF)
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find_package(Boost COMPONENTS filesystem)
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if (NOT Boost_FOUND)
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message("Dynamic Boost not found, retrying with static")
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set(Boost_USE_STATIC_LIBS ON)
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find_package(Boost COMPONENTS filesystem REQUIRED)
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endif ()
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2018-01-20 20:19:50 +01:00
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endif()
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2018-01-20 01:07:56 +01:00
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2018-01-20 12:50:33 +01:00
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# Disable optimizations for interop.cpp for all compilers, to allow optimized
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# builds without need for -fno-omit-frame-pointer
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set_source_files_properties("${CMAKE_CURRENT_SOURCE_DIR}/src/openloco/interop/interop.cpp" PROPERTIES COMPILE_FLAGS -fno-omit-frame-pointer)
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2018-01-20 19:37:28 +01:00
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set(CMAKE_CXX_STANDARD 17)
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2018-01-24 22:24:31 +01:00
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if (MINGW)
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add_library(${PROJECT} ${OLOCO_SOURCES})
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target_link_libraries(${PROJECT} winmm)
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else ()
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add_executable(${PROJECT} ${OLOCO_SOURCES} ${OLOCO_MM_SOURCES} ${LOCO_SECTIONS})
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2018-06-05 15:17:51 +02:00
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set_target_properties(${PROJECT} PROPERTIES LINK_FLAGS ${LOCO_SEGMENT_LINKER_FLAGS})
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2018-01-24 22:24:31 +01:00
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endif ()
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2018-08-18 23:57:03 +02:00
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2018-09-25 23:02:32 +02:00
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target_link_libraries(${PROJECT} ${SDL2_LIBRARIES} ${SDL2_MIXER_LIBRARIES})
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2018-08-18 23:57:03 +02:00
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target_link_libraries(${PROJECT} yaml-cpp ${YAML_CPP_LIBRARIES})
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|
2018-01-24 22:24:31 +01:00
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if (NOT MINGW)
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add_dependencies(${PROJECT} segfiles)
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endif()
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2018-08-18 23:57:03 +02:00
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2018-01-20 22:24:53 +01:00
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target_compile_definitions(${PROJECT} PRIVATE _NO_LOCO_WIN32_=1)
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2018-01-20 20:19:50 +01:00
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if (USE_BOOST_FILESYSTEM)
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target_link_libraries(${PROJECT} ${Boost_FILESYSTEM_LIBRARY} ${Boost_SYSTEM_LIBRARY})
|
2018-06-11 20:28:41 +02:00
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target_include_directories(${PROJECT} PRIVATE ${Boost_INCLUDE_DIRS})
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2018-01-24 17:33:55 +01:00
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target_compile_definitions(${PROJECT} PRIVATE BOOST_SYSTEM_NO_DEPRECATED=1 BOOST_FILESYSTEM_NO_DEPRECATED=1 _OPENLOCO_USE_BOOST_FS_=1)
|
2018-01-20 20:19:50 +01:00
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else()
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target_link_libraries(${PROJECT} stdc++fs)
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|
endif()
|
2018-01-20 17:02:05 +01:00
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2018-01-20 19:38:17 +01:00
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if (MINGW)
|
2018-10-03 13:12:05 +02:00
|
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target_compile_definitions(${PROJECT} PRIVATE _WIN32_WINNT=0x0600 SDL_MAIN_HANDLED=1)
|
2018-01-20 19:38:17 +01:00
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|
endif()
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2018-01-20 17:02:05 +01:00
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if (APPLE)
|
|
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|
|
target_link_libraries(${PROJECT} "-framework Cocoa")
|
2018-06-05 14:58:04 +02:00
|
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|
2019-02-25 19:29:06 +01:00
|
|
|
|
set_target_properties(${PROJECT} PROPERTIES
|
|
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|
MACOSX_BUNDLE ON
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MACOSX_BUNDLE_INFO_PLIST ${CMAKE_CURRENT_SOURCE_DIR}/distribution/macos/Info.plist.in)
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set(MACOSX_BUNDLE_BUNDLE_NAME "OpenLoco")
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set(MACOSX_BUNDLE_BUNDLE_VERSION "${OPENRCT2_COMMIT_SHA1_SHORT}")
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set(MACOSX_BUNDLE_COPYRIGHT "OpenLoco is licensed under the MIT License")
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set(MACOSX_BUNDLE_GUI_IDENTIFIER "io.openloco.OpenLoco")
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set(MACOSX_BUNDLE_ICON_FILE "AppIcon")
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if(${OPENLOCO_BRANCH} EQUAL master)
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set(MACOSX_BUNDLE_SHORT_VERSION_STRING "${OPENLOCO_VERSION_TAG}")
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else()
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set(MACOSX_BUNDLE_SHORT_VERSION_STRING "${OPENLOCO_VERSION_TAG} ${OPENLOCO_BRANCH}")
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endif()
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file(COPY ${CMAKE_CURRENT_SOURCE_DIR}/distribution/macos/AppIcon.iconset DESTINATION ${CMAKE_BINARY_DIR})
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set(ICON_TARGET "${CMAKE_BINARY_DIR}/AppIcon.iconset")
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set(ICON_OUTPUT "${CMAKE_BINARY_DIR}/AppIcon.icns")
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set(SOURCE_ICON_DIR "${CMAKE_CURRENT_SOURCE_DIR}/resources/logo")
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add_custom_command(OUTPUT ${ICON_OUTPUT}
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COMMAND cp icon_x16.png ${ICON_TARGET}/icon_16x16.png
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COMMAND cp icon_x32.png ${ICON_TARGET}/icon_16x16@2x.png
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COMMAND cp icon_x32.png ${ICON_TARGET}/icon_32x32.png
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COMMAND cp icon_x64.png ${ICON_TARGET}/icon_32x32@2x.png
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COMMAND cp icon_x128.png ${ICON_TARGET}/icon_128x128.png
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COMMAND cp icon_x256.png ${ICON_TARGET}/icon_128x128@2x.png
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COMMAND cp icon_x256.png ${ICON_TARGET}/icon_256x256.png
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COMMAND cp icon_x512.png ${ICON_TARGET}/icon_256x256@2x.png
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COMMAND cp icon_x512.png ${ICON_TARGET}/icon_512x512.png
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COMMAND cp icon_x1024.png ${ICON_TARGET}/icon_512x512@2x.png
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COMMAND iconutil -c icns ${ICON_TARGET}
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WORKING_DIRECTORY ${SOURCE_ICON_DIR})
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set(BUNDLE_RESOURCES ${ICON_OUTPUT})
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list(APPEND BUNDLE_RESOURCES ${CMAKE_CURRENT_SOURCE_DIR}/CHANGELOG.md)
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list(APPEND BUNDLE_RESOURCES ${CMAKE_CURRENT_SOURCE_DIR}/CONTRIBUTORS.MD)
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set_target_properties(${PROJECT} PROPERTIES RESOURCE "${BUNDLE_RESOURCES}")
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target_sources(${PROJECT} PUBLIC ${BUNDLE_RESOURCES})
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file(GLOB BUNDLE_LANGUAGES "${CMAKE_CURRENT_SOURCE_DIR}/data/language/*")
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target_sources(${PROJECT} PUBLIC ${BUNDLE_LANGUAGES})
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set_property(
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SOURCE ${BUNDLE_LANGUAGES}
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PROPERTY MACOSX_PACKAGE_LOCATION "Resources/language"
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)
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2018-06-05 14:58:04 +02:00
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try_compile(SUPPORT_STD_BYTE ${CMAKE_BINARY_DIR} ${CMAKE_SOURCE_DIR}/cmake/std_byte.cpp CXX_STANDARD 17)
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if (NOT SUPPORT_STD_BYTE)
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message(STATUS "std::byte is not supported.")
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target_compile_definitions(${PROJECT} PRIVATE COMPAT_STD_BYTE=1)
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endif ()
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2018-01-20 17:02:05 +01:00
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endif ()
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2018-09-08 20:57:54 +02:00
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# Add headers check to verify all headers carry their dependencies.
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# Only valid for Clang for now:
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# - GCC 8 does not support -Wno-pragma-once-outside-header
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# - Other compilers status unknown
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if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
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add_library(${PROJECT}-headers-check OBJECT ${OLOCO_HEADERS})
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set_target_properties(${PROJECT}-headers-check PROPERTIES LINKER_LANGUAGE CXX)
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set_source_files_properties(${OLOCO_HEADERS} PROPERTIES LANGUAGE CXX)
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add_definitions("-x c++ -Wno-pragma-once-outside-header -Wno-unused-const-variable")
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get_target_property(OPENLOCO_INCLUDE_DIRS ${PROJECT} INCLUDE_DIRECTORIES)
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set_target_properties(${PROJECT}-headers-check PROPERTIES INCLUDE_DIRECTORIES "${OPENLOCO_INCLUDE_DIRS}")
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else ()
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# Dummy target to ease invocation
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add_custom_target(${PROJECT}-headers-check)
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endif ()
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