191 lines
6.4 KiB
CMake
191 lines
6.4 KiB
CMake
#
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# CMakeLists.txt to build the FLTK project using CMake (www.cmake.org)
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# Originally written by Michael Surette
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#
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# Copyright 1998-2024 by Bill Spitzak and others.
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#
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# This library is free software. Distribution and use rights are outlined in
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# the file "COPYING" which should have been included with this file. If this
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# file is missing or damaged, see the license at:
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#
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# https://www.fltk.org/COPYING.php
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#
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# Please see the following page on how to report bugs and issues:
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#
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# https://www.fltk.org/bugs.php
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#
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#######################################################################
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# basic setup
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#######################################################################
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set(EXECUTABLE_OUTPUT_PATH ${CMAKE_CURRENT_BINARY_DIR}/bin)
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set(LIBRARY_OUTPUT_PATH ${CMAKE_CURRENT_BINARY_DIR}/lib)
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set(ARCHIVE_OUTPUT_PATH ${CMAKE_CURRENT_BINARY_DIR}/lib)
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# Search for modules in the FLTK source dir first
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set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMake")
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# Setup install locations (requires CMake 2.8.4)
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include(GNUInstallDirs)
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set(FLTK_BINDIR ${CMAKE_INSTALL_BINDIR} CACHE PATH
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"Binary install path relative to CMAKE_INSTALL_PREFIX unless set to an absolute path.")
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set(FLTK_LIBDIR ${CMAKE_INSTALL_LIBDIR} CACHE PATH
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"Library install path relative to CMAKE_INSTALL_PREFIX unless set to an absolute path.")
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set(FLTK_INCLUDEDIR ${CMAKE_INSTALL_INCLUDEDIR} CACHE PATH
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"Public header install path relative to CMAKE_INSTALL_PREFIX unless set to an absolute path.")
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set(FLTK_DATADIR ${CMAKE_INSTALL_DATADIR} CACHE PATH
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"Non-arch data install path relative to CMAKE_INSTALL_PREFIX unless set to an absolute path.")
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set(FLTK_MANDIR ${CMAKE_INSTALL_MANDIR} CACHE PATH
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"Manual install path relative to CMAKE_INSTALL_PREFIX unless set to an absolute path.")
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set(FLTK_DOCDIR ${CMAKE_INSTALL_DATADIR}/doc CACHE PATH
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"Non-arch doc install path relative to CMAKE_INSTALL_PREFIX unless set to an absolute path.")
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#######################################################################
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# Initialize variables needed to collect include directories etc..
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# Some of these variables are used to *append* other values later
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#######################################################################
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set(FLTK_BUILD_INCLUDE_DIRECTORIES "")
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set(FLTK_IMAGE_INCLUDE_DIRECTORIES "")
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set(FLTK_IMAGE_LIBRARIES "")
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set(FLTK_IMAGE_LIBRARIES_SHARED "")
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set(FLTK_CFLAGS "")
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set(FLTK_LIBRARIES "")
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set(FLTK_LIBRARIES_SHARED "")
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# Remember root of FLTK source directory in case we're later in a subdirectory.
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# Used for instance to find the source directory for doxygen docs
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set(FLTK_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
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if(FLTK_SOURCE_DIR STREQUAL ${CMAKE_SOURCE_DIR})
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set(FLTK_IS_TOPLEVEL TRUE)
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else()
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set(FLTK_IS_TOPLEVEL FALSE)
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endif()
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# Note: FLTK_INCLUDE_DIRS is used to export the required include directories
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# in FLTKConfig.cmake etc.
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# ### FIXME ### check if we really need this ...
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set(FLTK_INCLUDE_DIRS ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR})
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# FLTK_BUILD_INCLUDE_DIRECTORIES is used to build the main FLTK lib
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set(FLTK_BUILD_INCLUDE_DIRECTORIES)
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# Some of these variables are used to *append* other values later
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set(FLTK_LDLIBS "")
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set(FLTK_LIBRARIES "")
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set(IMAGELIBS "")
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set(LDFLAGS "")
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set(LINK_LIBS "")
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set(STATICIMAGELIBS "")
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#######################################################################
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# platform dependent information
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#######################################################################
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# set where config files go
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if(WIN32 AND NOT CYGWIN)
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set(FLTK_CONFIG_PATH CMake)
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elseif(APPLE AND NOT FLTK_BACKEND_X11)
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set(FLTK_CONFIG_PATH FLTK.framework/Resources/CMake)
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else()
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set(FLTK_CONFIG_PATH ${FLTK_DATADIR}/fltk)
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endif(WIN32 AND NOT CYGWIN)
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include(TestBigEndian)
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TEST_BIG_ENDIAN(WORDS_BIGENDIAN)
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if(CMAKE_GENERATOR MATCHES "Xcode")
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# Tell Xcode to regenerate scheme information automatically whenever the
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# CMake configuration changes without asking the user
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set(CMAKE_XCODE_GENERATE_SCHEME 1)
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endif()
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if(APPLE)
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set(HAVE_STRCASECMP 1)
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set(HAVE_DIRENT_H 1)
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set(HAVE_SNPRINTF 1)
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set(HAVE_VSNPRINTF 1)
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set(HAVE_SCANDIR 1)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-deprecated")
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if(FLTK_BACKEND_X11)
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if(NOT(${CMAKE_SYSTEM_VERSION} VERSION_LESS 17.0.0)) # a.k.a. macOS version ≥ 10.13
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D_LIBCPP_HAS_THREAD_API_PTHREAD")
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endif(NOT(${CMAKE_SYSTEM_VERSION} VERSION_LESS 17.0.0))
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else()
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set(FLTK_COCOA_FRAMEWORKS "-framework Cocoa")
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set(UTI_CONDITION FALSE)
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string(LENGTH "${CMAKE_OSX_DEPLOYMENT_TARGET}" TARGET_LEN)
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string(LENGTH "${CMAKE_SYSTEM_VERSION}" SDK_LEN)
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if(TARGET_LEN GREATER 0)
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if( ${CMAKE_OSX_DEPLOYMENT_TARGET} VERSION_GREATER_EQUAL 11.0)
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set(UTI_CONDITION TRUE)
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endif()
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elseif(SDK_LEN GREATER 0)
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if( ${CMAKE_SYSTEM_VERSION} VERSION_GREATER_EQUAL 20.0 )
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set(UTI_CONDITION TRUE)
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endif()
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endif()
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if(UTI_CONDITION) # a.k.a. macOS version ≥ 11.0
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if (NOT (CMAKE_OSX_ARCHITECTURES STREQUAL "ppc" OR CMAKE_OSX_ARCHITECTURES STREQUAL "i386"))
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list(APPEND FLTK_COCOA_FRAMEWORKS "-framework UniformTypeIdentifiers")
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endif()
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endif()
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endif(FLTK_BACKEND_X11)
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endif(APPLE)
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if(WIN32)
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# we do no longer define WIN32 or _WIN32 (since FLTK 1.4.0)
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# ... but if we did, we'd define _WIN32 (since FLTK 1.4.0)
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# add_definitions (-D_WIN32)
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if(MSVC)
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add_definitions (-DWIN32_LEAN_AND_MEAN)
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add_definitions (-D_CRT_SECURE_NO_WARNINGS)
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if(NOT MSVC_VERSION VERSION_LESS 1900) # Visual Studio 2015
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add_compile_options (/utf-8) # equivalent to `/source-charset:utf-8 /execution-charset:utf-8`
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endif()
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set(BORDER_WIDTH 2)
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endif(MSVC)
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if(MINGW AND EXISTS /mingw)
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list(APPEND CMAKE_PREFIX_PATH /mingw)
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endif(MINGW AND EXISTS /mingw)
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endif(WIN32)
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#######################################################################
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# size of ints
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include(CheckTypeSize)
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CHECK_TYPE_SIZE(short SIZEOF_SHORT)
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CHECK_TYPE_SIZE(int SIZEOF_INT)
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CHECK_TYPE_SIZE(long SIZEOF_LONG)
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CHECK_TYPE_SIZE("long long" HAVE_LONG_LONG)
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if(${SIZEOF_SHORT} MATCHES "^2$")
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set(U16 "unsigned short")
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endif(${SIZEOF_SHORT} MATCHES "^2$")
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if(${SIZEOF_INT} MATCHES "^4$")
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set(U32 "unsigned")
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else()
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if(${SIZEOF_LONG} MATCHES "^4$")
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set(U32 "unsigned long")
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endif(${SIZEOF_LONG} MATCHES "^4$")
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endif(${SIZEOF_INT} MATCHES "^4$")
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if(${SIZEOF_INT} MATCHES "^8$")
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set(U64 "unsigned")
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else()
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if(${SIZEOF_LONG} MATCHES "^8$")
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set(U64 "unsigned long")
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endif(${SIZEOF_LONG} MATCHES "^8$")
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endif(${SIZEOF_INT} MATCHES "^8$")
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