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# Set PROJECT_NAME_UPPERCASE and PROJECT_NAME_LOWERCASE variables
string(TOUPPER ${PROJECT_NAME} PROJECT_NAME_UPPERCASE)
string(TOLOWER ${PROJECT_NAME} PROJECT_NAME_LOWERCASE)
# Library name (by default is the project name)
if(NOT LIBRARY_NAME)
set(LIBRARY_NAME ${PROJECT_NAME_LOWERCASE})
endif()
# Library folder name (by default is the project name in lowercase)
# Example: #include <foo/foo.h>
if(NOT LIBRARY_FOLDER)
set(LIBRARY_FOLDER ${PROJECT_NAME_LOWERCASE})
endif()
# Make sure different configurations don't collide
set(CMAKE_DEBUG_POSTFIX "d")
# Select library type (default: STATIC)
option(BUILD_SHARED_LIBS "Build ${LIBRARY_NAME} as a shared library." OFF)
message(STATUS "BUILD_SHARED_LIBS: ${BUILD_SHARED_LIBS}")
# Build type (default: RELEASE)
#
# No reason to set CMAKE_CONFIGURATION_TYPES if it's not a multiconfig generator
# Also no reason of using CMAKE_BUILD_TYPE if it's a multiconfig generator.
#
get_property(isMultiConfig GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)
if(isMultiConfig)
set(CMAKE_CONFIGURATION_TYPES
"Release;Debug;MinSizeRel;RelWithDebInfo" CACHE STRING "" FORCE)
message(STATUS "CMAKE_CONFIGURATION_TYPES: ${CMAKE_CONFIGURATION_TYPES}")
message(STATUS "CMAKE_GENERATOR: Multi-config")
else()
# Set a default build type if none was specified
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build." FORCE)
endif()
# Set the possible values of build type for cmake-gui
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS
"Release" "Debug" "MinSizeRel" "RelWithDebInfo")
message(STATUS "CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE}")
message(STATUS "CMAKE_GENERATOR: Single-config")
endif()
message(STATUS "CMAKE_GENERATOR: ${CMAKE_GENERATOR}")
# Generated headers folder
set(GENERATED_HEADERS_DIR
"${CMAKE_CURRENT_BINARY_DIR}/generated_headers"
)
# Create 'version.h'
configure_file(
"${PROJECT_SOURCE_DIR}/${LIBRARY_FOLDER}/version.h.in"
"${GENERATED_HEADERS_DIR}/${LIBRARY_FOLDER}/version.h"
@ONLY
)
# Introduce variables:
# - CMAKE_INSTALL_LIBDIR
# - CMAKE_INSTALL_BINDIR
# - CMAKE_INSTALL_INCLUDEDIR
include(GNUInstallDirs)
# Layout. This works for all platforms:
# - <prefix>/lib*/cmake/<PROJECT-NAME>
# - <prefix>/lib*/
# - <prefix>/include/
set(CONFIG_INSTALL_DIR "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
# Configuration
set(GENERATED_DIR "${CMAKE_CURRENT_BINARY_DIR}/generated")
set(VERSION_CONFIG_FILE "${GENERATED_DIR}/${PROJECT_NAME}ConfigVersion.cmake")
set(PROJECT_CONFIG_FILE "${GENERATED_DIR}/${PROJECT_NAME}Config.cmake")
set(TARGETS_EXPORT_NAME "${PROJECT_NAME}Targets")
# Include module with functions:
# - write_basic_package_version_file(...)
# - configure_package_config_file(...)
include(CMakePackageConfigHelpers)
# Configure '<PROJECT-NAME>ConfigVersion.cmake'
# Use:
# - PROJECT_VERSION
write_basic_package_version_file(
"${VERSION_CONFIG_FILE}"
VERSION "${${PROJECT_NAME}_VERSION}"
COMPATIBILITY SameMajorVersion
)
# Configure '<PROJECT-NAME>Config.cmake'
# Use variables:
# - TARGETS_EXPORT_NAME
# - PROJECT_NAME
configure_package_config_file(
"${PROJECT_SOURCE_DIR}/cmake/Config.cmake.in"
"${PROJECT_CONFIG_FILE}"
INSTALL_DESTINATION "${CONFIG_INSTALL_DIR}"
)
# Uninstall targets
configure_file("${PROJECT_SOURCE_DIR}/cmake/Uninstall.cmake.in"
"${GENERATED_DIR}/Uninstall.cmake"
IMMEDIATE @ONLY)
add_custom_target(uninstall_poselib
COMMAND ${CMAKE_COMMAND} -P ${GENERATED_DIR}/Uninstall.cmake)
# Always full RPATH (for shared libraries)
# https://gitlab.kitware.com/cmake/community/-/wikis/doc/cmake/RPATH-handling
if(BUILD_SHARED_LIBS)
# use, i.e. don't skip the full RPATH for the build tree
set(CMAKE_SKIP_BUILD_RPATH FALSE)
# when building, don't use the install RPATH already
# (but later on when installing)
set(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)
set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
# add the automatically determined parts of the RPATH
# which point to directories outside the build tree to the install RPATH
set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
# the RPATH to be used when installing, but only if it's not a system directory
list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir)
if("${isSystemDir}" STREQUAL "-1")
set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
endif()
endif()
# CMake Registry
include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/CMakeRegistry.cmake)
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