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CMAKE_MINIMUM_REQUIRED(VERSION 3.16)
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PROJECT("packJPG")
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################################################################################
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# Check GCC version
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################################################################################
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IF ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
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# Require at least gcc 10.3 for C++20 support
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IF (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 10.3)
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MESSAGE(FATAL_ERROR "GCC version must be at least 10.3!")
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ENDIF()
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ENDIF()
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# This is a neat trick to prevent in source builds
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IF (CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
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MESSAGE(FATAL_ERROR "Prevented in-tree build. This is bad practice; you "
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|
"should be running cmake from inside a build directory.")
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ENDIF()
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################################################################################
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# Build configuration options
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################################################################################
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|
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IF (NOT CMAKE_BUILD_TYPE)
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SET(CMAKE_BUILD_TYPE ReleaseWithDebug CACHE STRING
|
|
"Choose the type of build, options are: None Debug ReceiverRelease ReleaseWithDebug."
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FORCE )
|
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ENDIF()
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|
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MESSAGE(STATUS "Build Type: " ${CMAKE_BUILD_TYPE})
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ADD_CUSTOM_TARGET(Debug
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COMMAND ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug ${CMAKE_SOURCE_DIR}
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COMMAND ${CMAKE_COMMAND} --build ${CMAKE_BINARY_DIR} --target all
|
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COMMENT "Switch CMAKE_BUILD_TYPE to Debug"
|
|
)
|
|
|
|
ADD_CUSTOM_TARGET(ReceiverRelease
|
|
COMMAND ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=LibRelease ${CMAKE_SOURCE_DIR}
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COMMAND ${CMAKE_COMMAND} --build ${CMAKE_BINARY_DIR} --target all
|
|
COMMENT "Switch CMAKE_BUILD_TYPE to ReceiverRelease"
|
|
)
|
|
|
|
ADD_CUSTOM_TARGET(ReleaseWithDebug
|
|
COMMAND ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=ReleaseWithDebug ${CMAKE_SOURCE_DIR}
|
|
COMMAND ${CMAKE_COMMAND} --build ${CMAKE_BINARY_DIR} --target all
|
|
COMMENT "Switch CMAKE_BUILD_TYPE to ReleaseWithDebug"
|
|
)
|
|
|
|
|
|
# Use /etc/os-release to determine Linux flavor and version
|
|
EXECUTE_PROCESS(COMMAND bash -c "grep \"^NAME=\" /etc/os-release | cut -c7- | rev | cut -c2- | rev"
|
|
OUTPUT_VARIABLE DISTRIB_ID
|
|
OUTPUT_STRIP_TRAILING_WHITESPACE
|
|
)
|
|
|
|
EXECUTE_PROCESS(COMMAND bash -c "grep \"^VERSION_ID=\" /etc/os-release | cut -c13- | rev | cut -c2- | rev"
|
|
OUTPUT_VARIABLE DISTRIB_RELEASE
|
|
OUTPUT_STRIP_TRAILING_WHITESPACE
|
|
)
|
|
|
|
# Output the parsed ID and release version
|
|
MESSAGE(STATUS "DISTRIB_ID: " ${DISTRIB_ID})
|
|
MESSAGE(STATUS "DISTRIB_RELEASE: " ${DISTRIB_RELEASE})
|
|
|
|
# Do not let CMake add the build directory path to RPATH. This means that CL/SL
|
|
# cannot be run from the build directory and must be properly installed.
|
|
SET(CMAKE_SKIP_BUILD_RPATH TRUE)
|
|
|
|
# Uncomment this line to enable AddressSanitizer
|
|
# SET(CMAKE_CXX_FLAGS "-fsanitize=address -fno-omit-frame-pointer")
|
|
|
|
# Detect presence of mold linker and use it if found
|
|
IF (EXISTS "/usr/bin/mold")
|
|
MESSAGE(STATUS "Using mold linker!")
|
|
# Note this only works on gcc >= 12.1
|
|
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=mold")
|
|
SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fuse-ld=mold")
|
|
ELSE()
|
|
MESSAGE(WARNING "Mold linker not detected. Consider installing mold (add BL APT repo: "
|
|
"https://athena.blacklynx.tech/apt/): sudo apt install mold")
|
|
ENDIF()
|
|
|
|
#
|
|
# Set the compile flags
|
|
#
|
|
SET(CMAKE_CXX_STANDARD 20)
|
|
SET(CMAKE_CXX_STANDARD_REQUIRED ON)
|
|
SET(CMAKE_CXX_EXTENSIONS OFF)
|
|
# SET(CMAKE_CXX_VISIBILITY_PRESET hidden)
|
|
|
|
# This length is used along with the __FILE__ macro for logging
|
|
STRING(LENGTH ${CMAKE_CURRENT_SOURCE_DIR} BPLEN)
|
|
ADD_DEFINITIONS("-DBUILD_PATH_LEN=${BPLEN}")
|
|
|
|
# Ensure symbols from statically linked libraries are hidden
|
|
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wl,--exclude-libs=ALL")
|
|
|
|
# Enable warnings
|
|
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wno-unused-parameter")
|
|
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Wno-unused-parameter")
|
|
|
|
IF (CMAKE_BUILD_TYPE STREQUAL "LibRelease")
|
|
|
|
# Tune for Haswell minimum
|
|
SET(COMPILE_FLAGS "-O3 -flto=auto -ffast-math -ffp-contract=fast -fno-verbose-asm -march=skylake -mfma -mavx2")
|
|
|
|
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${COMPILE_FLAGS}")
|
|
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${COMPILE_FLAGS}")
|
|
|
|
ELSEIF (CMAKE_BUILD_TYPE STREQUAL "ReleaseWithDebug")
|
|
|
|
# Tune for Haswell minimum
|
|
# SET(COMPILE_FLAGS "-g -O3 -flto=auto -march=haswell -mtune=generic -mavx2")
|
|
SET(COMPILE_FLAGS "-g -O3 -flto=auto -ffast-math -ffp-contract=fast -fno-verbose-asm -march=skylake -mfma -mavx2")
|
|
|
|
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${COMPILE_FLAGS}")
|
|
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${COMPILE_FLAGS}")
|
|
|
|
ELSEIF (CMAKE_BUILD_TYPE STREQUAL "Debug")
|
|
|
|
SET(COMPILE_FLAGS "-g -O0 -march=skylake -mtune=generic")
|
|
|
|
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${COMPILE_FLAGS}")
|
|
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${COMPILE_FLAGS}")
|
|
|
|
ENDIF()
|
|
|
|
# Set the library install path depending on the Linux flavor
|
|
SET(LIBRARY_INSTALL_PATH "")
|
|
IF ((DISTRIB_ID STREQUAL "Ubuntu") OR (DISTRIB_ID STREQUAL "Linux Mint"))
|
|
SET(LIBRARY_INSTALL_PATH "usr/lib/x86_64-linux-gnu/")
|
|
ELSE()
|
|
# CentOS/RedHat/Scientific
|
|
SET(LIBRARY_INSTALL_PATH "usr/lib64/")
|
|
ENDIF()
|
|
|
|
IF(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
|
|
set(CMAKE_INSTALL_PREFIX "/" CACHE PATH "..." FORCE)
|
|
ENDIF()
|
|
|
|
|
|
################################################################################
|
|
# Library Dependencies
|
|
################################################################################
|
|
SET(EXTERNAL_LIBS)
|
|
|
|
|
|
################################################################################
|
|
# Source
|
|
################################################################################
|
|
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/src)
|
|
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/external)
|
|
|
|
SET(packjpg_sources
|
|
${CMAKE_CURRENT_SOURCE_DIR}/src/aricoder.cpp
|
|
${CMAKE_CURRENT_SOURCE_DIR}/src/bitops.cpp
|
|
${CMAKE_CURRENT_SOURCE_DIR}/src/packjpg.cpp
|
|
)
|
|
|
|
|
|
################################################################################
|
|
# Target: shared library
|
|
################################################################################
|
|
ADD_LIBRARY(packjpg SHARED ${packjpg_sources} "${CMAKE_CURRENT_SOURCE_DIR}/src/packjpg.h")
|
|
|
|
SET_TARGET_PROPERTIES(packjpg PROPERTIES
|
|
CXX_STANDARD 17
|
|
PUBLIC_HEADER "${CMAKE_CURRENT_SOURCE_DIR}/src/packjpg.h")
|
|
|
|
INSTALL(TARGETS packjpg
|
|
LIBRARY DESTINATION ${LIBRARY_INSTALL_PATH})
|
|
|
|
INSTALL(FILES "${CMAKE_CURRENT_SOURCE_DIR}/src/packjpg.h" DESTINATION "usr/include")
|
|
|
|
|
|
################################################################################
|
|
# Target: static library
|
|
################################################################################
|
|
ADD_LIBRARY(packjpg_static STATIC ${packjpg_sources} "${CMAKE_CURRENT_SOURCE_DIR}/src/packjpg.h")
|
|
SET_TARGET_PROPERTIES(packjpg_static PROPERTIES OUTPUT_NAME "packjpg")
|
|
|
|
SET_TARGET_PROPERTIES(packjpg_static PROPERTIES
|
|
CXX_STANDARD 17
|
|
PUBLIC_HEADER "${CMAKE_CURRENT_SOURCE_DIR}/src/packjpg.h")
|
|
|
|
INSTALL(TARGETS packjpg_static
|
|
ARCHIVE DESTINATION "${LIBRARY_INSTALL_PATH}"
|
|
PUBLIC_HEADER DESTINATION "usr/include")
|
|
|
|
|
|
################################################################################
|
|
# Target: simple utility
|
|
################################################################################
|
|
ADD_EXECUTABLE(packjpg_simple
|
|
${CMAKE_CURRENT_SOURCE_DIR}/src/bin/packjpg_simple.cc)
|
|
|
|
TARGET_LINK_LIBRARIES(packjpg_simple packjpg )
|