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cmake_minimum_required(VERSION 3.18.4)
SET(QCustomPlot_MAJOR_VERSION "2")
SET(QCustomPlot_MINOR_VERSION "1")
SET(QCustomPlot_PATCH_VERSION "0")
set(QCustomPlot_VERSION "${QCustomPlot_MAJOR_VERSION}.${QCustomPlot_MINOR_VERSION}.${QCustomPlot_PATCH_VERSION}")
set(QCustomPlot_SOVERSION "${QCustomPlot_MAJOR_VERSION}.${QCustomPlot_MINOR_VERSION}")
PROJECT(QCustomPlot LANGUAGES CXX VERSION ${QCustomPlot_VERSION})
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
include(GNUInstallDirs)
include(FeatureSummary)
#-----------------------------------------------------------#
# Dependencies
#-----------------------------------------------------------#
set(REQUIRED_QT_COMPONENTS Core Widgets PrintSupport)
set(MIN_REQUIRED_QT5_VERSION "5.12")
set(MIN_REQUIRED_QT6_VERSION "6.2.0")
if (NOT USE_QT_VERSION)
# FIXME: find_package(QT NAMES Qt6 Qt5 ...) seems to prefer Qt5 on my system
find_package(Qt6 ${MIN_REQUIRED_QT6_VERSION} COMPONENTS ${REQUIRED_QT_COMPONENTS} REQUIRED)
if (NOT Qt6_FOUND)
find_package(Qt5 ${MIN_REQUIRED_QT5_VERSION} COMPONENTS ${REQUIRED_QT_COMPONENTS} REQUIRED)
set(QT_VERSION_MAJOR 5)
else()
set(QT_VERSION_MAJOR 6)
endif()
else()
find_package(Qt${USE_QT_VERSION} ${MIN_REQUIRED_QT${USE_QT_VERSION}_VERSION}
COMPONENTS ${REQUIRED_QT_COMPONENTS} REQUIRED)
set(QT_VERSION_MAJOR ${USE_QT_VERSION})
endif()
# Determine the names of the output library depending on the version of Qt:
if(${QT_VERSION_MAJOR} EQUAL "5")
message("The Qt version to build against is 5")
set(LIB_NAME QCustomPlot)
set(CMAKE_CONFIG_FILE_NAME ${LIB_NAME}Config.cmake)
set(CMAKE_CONFIG_LIB_NAMES QCustomPlot libQCustomPlot)
endif()
if(${QT_VERSION_MAJOR} EQUAL "6")
message("The Qt version to build against is 6")
set(LIB_NAME QCustomPlotQt6)
set(CMAKE_CONFIG_FILE_NAME ${LIB_NAME}Config.cmake)
set(CMAKE_CONFIG_LIB_NAMES QCustomPlotQt6 libQCustomPlotQt6)
endif()
#-----------------------------------------------------------#
# Definitions
#-----------------------------------------------------------#
set(QCUSTOMPLOT_TARGET_PREFIX "${LIB_NAME}")
set(QCUSTOMPLOT_INSTALL_INCLUDEDIR "${CMAKE_INSTALL_INCLUDEDIR}/${LIB_NAME}")
#-----------------------------------------------------------#
# Compiler Settings
#-----------------------------------------------------------#
#set(CMAKE_CXX_STANDARD 17)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTORCC ON)
set(CMAKE_AUTOUIC ON)
# Only enable strict warnings in debug mode
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wall -Wextra -Werror -pedantic")
# As per the author of the library, we should export the symbols under
# MS-Windows.
add_definitions(-DQCUSTOMPLOT_COMPILE_LIBRARY)
#-----------------------------------------------------------#
# Sources
#-----------------------------------------------------------#
add_library(${LIB_NAME} SHARED qcustomplot.cpp)
set_target_properties(${LIB_NAME} PROPERTIES
VERSION ${QCustomPlot_VERSION}
SOVERSION ${QCustomPlot_SOVERSION})
target_link_libraries(${LIB_NAME}
Qt${QT_VERSION_MAJOR}::Widgets
Qt${QT_VERSION_MAJOR}::PrintSupport)
#-----------------------------------------------------------#
# Installation
#-----------------------------------------------------------#
install(TARGETS ${LIB_NAME}
EXPORT ${LIB_NAME}Targets
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
install(FILES qcustomplot.h DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
install(EXPORT ${LIB_NAME}Targets
FILE ${LIB_NAME}Targets.cmake
NAMESPACE ${LIB_NAME}::
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${LIB_NAME})
include(CMakePackageConfigHelpers)
configure_package_config_file(${CMAKE_CURRENT_SOURCE_DIR}/cmake/Config.cmake.in
"${CMAKE_CURRENT_BINARY_DIR}/${LIB_NAME}Config.cmake"
INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${LIB_NAME})
install(FILES
"${CMAKE_CURRENT_BINARY_DIR}/${LIB_NAME}Config.cmake"
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${LIB_NAME})
#-----------------------------------------------------------#
# Summary
#-----------------------------------------------------------#
feature_summary(FATAL_ON_MISSING_REQUIRED_PACKAGES WHAT ALL)
|
