Warning, /sdk/kdiff3/CMakeLists.txt is written in an unsupported language. File is not indexed.
0001 # SPDX-FileCopyrightText: 2002-2011 Joachim Eibl, joachim.eibl at gmx.de 0002 # SPDX-FileCopyrightText: 2018-2020 Michael Reeves reeves.87@gmail.com 0003 # SPDX-License-Identifier: GPL-2.0-or-later 0004 0005 #cmake < 3.1 has no sane way of checking C++11 features and needed flags 0006 #CMP0077 is defined in 3.13 or later 0007 cmake_minimum_required(VERSION 3.20 FATAL_ERROR) 0008 0009 project(kdiff3 VERSION 1.11.70) 0010 0011 #Avaliable as QtVersionOption starting in ECM 5.82. 0012 option(BUILD_WITH_QT6 "Build against Qt 6" ON) 0013 0014 set(CMAKE_CXX_OUTPUT_EXTENSION_REPLACE ON) 0015 set(CMAKE_CXX_EXTENSIONS ON ) #disable trigraphs in clang/gcc -- officially removed in c++17 0016 set(CMAKE_EXPORT_COMPILE_COMMANDS ON) 0017 set(CXX_STANDARD_REQUIRED ON)#Force early fail if we cann't get c++17. 0018 0019 set(KF_MIN_VERSION "5.110.0") 0020 if (BUILD_WITH_QT6) 0021 set(QT_MAJOR_VERSION "6") 0022 set(QT_MIN_VERSION "6.6.0") 0023 else() 0024 set(QT_MAJOR_VERSION "5") 0025 set(QT_MIN_VERSION "5.15.8") 0026 endif() 0027 0028 if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.2) 0029 message(WARNING "gcc < 9.2 is not recomended support is best effort-only.") 0030 endif() 0031 0032 find_package(ECM ${KF_MIN_VERSION} CONFIG REQUIRED) 0033 set( 0034 CMAKE_MODULE_PATH 0035 ${CMAKE_MODULE_PATH} 0036 ${ECM_MODULE_PATH} 0037 ) 0038 0039 if(BUILD_WITH_QT6) 0040 include(QtVersionOption) 0041 set(KF_MAJOR_VERSION "6") 0042 else() 0043 set(KF_MAJOR_VERSION "5") 0044 endif() 0045 0046 # project uses settings default as of KDECompilerSettings in ECM 5.85.0 0047 set(KDE_QT_MODERNCODE_DEFINITIONS_LEVEL 5.85.0) 0048 set(KDE_COMPILERSETTINGS_LEVEL 5.85.0) 0049 # pedantic compilers are not supported at this time. 0050 set(KDE_SKIP_PEDANTIC_WARNINGS_SETTINGS TRUE) 0051 0052 include(KDEInstallDirs) 0053 include(KDECompilerSettings NO_POLICY_SCOPE) 0054 include(KDECMakeSettings NO_POLICY_SCOPE) 0055 include(FeatureSummary) 0056 0057 #Full QT_NO_CAST_FROM_ASCII is not compatiable with kdiff3 code and not worth inforcing 0058 #we use the slightly less strict QT_RESTRICTED_CAST_FROM_ASCII 0059 #Disallowing implict cast from QByteArray doesn't make sense for this project 0060 remove_definitions(-DQT_NO_CAST_FROM_ASCII -DQT_NO_CAST_FROM_BYTEARRAY) 0061 #Causes multiple build errors related to the use QLatin1String 0062 remove_definitions(-DQT_USE_QSTRINGBUILDER) 0063 0064 include(ECMInstallIcons) 0065 include(ECMAddAppIcon) 0066 include(ECMSetupVersion) 0067 include(ECMAddTests) 0068 include(ECMOptionalAddSubdirectory) 0069 include(ECMSetupQtPluginMacroNames) 0070 0071 ecm_setup_version(${PROJECT_VERSION} VARIABLE_PREFIX KDIFF3 VERSION_HEADER ${CMAKE_BINARY_DIR}/src/version.h) 0072 0073 # Some older versions on boost contain a bug that prevents compiling gcc offers a built-in workaround 0074 # but that isn't enough to ship as clang has no such workaround. 1.65 is known to be affected. 0075 # 0076 # 1.71 or later is required for safe_numerics to work on MSVC otherwise we get a link-time error. 0077 # Change this to 1.84 when its more widely available 0078 find_package(Boost 1.80 REQUIRED) 0079 #add_definitions() 0080 #needed on craft and possiablely other custom setups. 0081 include_directories(${Boost_INCLUDE_DIRS}) 0082 0083 find_package( 0084 Qt${QT_MAJOR_VERSION} ${QT_MIN_VERSION} 0085 CONFIG 0086 REQUIRED 0087 COMPONENTS 0088 Core 0089 Gui 0090 Widgets 0091 PrintSupport 0092 ) 0093 0094 if (QT_MAJOR_VERSION STREQUAL "6") 0095 find_package(Qt6Core5Compat) 0096 set(COMPATLIB Qt6::Core5Compat) 0097 endif() 0098 0099 find_package( 0100 KF${KF_MAJOR_VERSION} ${KF_MIN_VERSION} 0101 REQUIRED 0102 COMPONENTS 0103 I18n 0104 CoreAddons 0105 XmlGui 0106 WidgetsAddons 0107 Config 0108 Crash 0109 KIO #Not fully ready for to build without KIO 0110 OPTIONAL_COMPONENTS 0111 DocTools 0112 ) 0113 0114 set_package_properties(KF${KF_MAJOR_VERSION}DocTools PROPERTIES PURPOSE "Allows generating and installing docs.") 0115 0116 string(REPLACE "." ";" VERSION_LIST "${KF${KF_MAJOR_VERSION}_VERSION}") 0117 list(GET VERSION_LIST 0 KF_VERSION_MAJOR) 0118 list(GET VERSION_LIST 1 KF_VERSION_MINOR) 0119 list(GET VERSION_LIST 2 KF_VERSION_PATCH) 0120 0121 option(ENABLE_AUTO "Enable kdiff3's '--auto' flag" ON) 0122 option(ENABLE_CLANG_TIDY "Run clang-tidy if available and cmake version >=3.6" OFF) 0123 option(ENABLE_GDBINDEX OFF) 0124 0125 set(CMAKE_CXX_STANDARD 17) 0126 0127 if (CMAKE_CXX_COMPILER_ID MATCHES "Clang") 0128 if(ENABLE_CLAZY) 0129 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Xclang -plugin-arg-clazy -Xclang level0,level1,no-overloaded-signal,auto-unexpected-qstringbuilder,unused-non-trivial-variable,returning-void-expression,isempty-vs-count,container-inside-loop,assert-with-side-effects") 0130 endif() 0131 #Adjust clang specific warnings 0132 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wshadow -fexceptions") 0133 set(CLANG_WARNING_FLAGS "-Wno-undef -Wno-trigraphs -Wno-invalid-pp-token -Wno-comment -Wshorten-64-to-32 -Wstring-conversion -Wc++11-narrowing -fstack-protector-all") 0134 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CLANG_WARNING_FLAGS}") 0135 elseif(CMAKE_CXX_COMPILER_ID MATCHES "MSVC") 0136 #Make MSVC obey standard C++ exception handling by destroying all objects going out of scope as a result of the exception. 0137 #This also separates a Microsoft specific exention SEH which catches non-c++ asynchronous exceptions. 0138 add_compile_options("/EHsc") 0139 #Suppress MSVCs min/max macros 0140 add_definitions(-DNOMINMAX) 0141 #Suppress Microsoft specfic C4996 "deprecatation" warnings. Not helpful for code intended to run on any other platform. 0142 add_definitions(-D_CRT_NONSTDC_NO_WARNINGS -D_CRT_SECURE_NO_WARNINGS -D_CRT_SECURE_NO_WARNINGS_GLOBALS) 0143 #force compliant use of __cplusplus 0144 add_compile_options("/Zc:__cplusplus") 0145 elseif(CMAKE_CXX_COMPILER_ID MATCHES "GNU") 0146 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wno-trigraphs -Wduplicated-cond -Wduplicated-branches -Wshadow -fexceptions") 0147 endif() 0148 0149 #new in cmake 3.6+ integrate clang-tidy 0150 if(ENABLE_CLANG_TIDY) 0151 find_program(CLANG_TIDY_EXE NAMES "clang-tidy" DOC "Path to clang-tidy executable") 0152 if(NOT CLANG_TIDY_EXE) 0153 message(STATUS "clang-tidy not found disabling integration.") 0154 else() 0155 message(STATUS "Found clang-tidy: ${CLANG_TIDY_EXE}") 0156 set(CMAKE_CXX_CLANG_TIDY "${CLANG_TIDY_EXE}" "-header-filter=.*") 0157 endif() 0158 endif() 0159 0160 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_CXX_FLAGS}") 0161 0162 if(ENABLE_AUTO) 0163 add_definitions( 0164 -DENABLE_AUTO 0165 ) 0166 endif() 0167 0168 add_definitions( 0169 -DBOOST_NO_CXX98_FUNCTION_BASE #since we use the header only portion of boost we can hard code this until the upstream fix gets more widely distributed 0170 -DQT_DEPRECATED_WARNINGS #Get warnings from QT about deprecated functions. 0171 -DQT_NO_URL_CAST_FROM_STRING # casting from string to url does not always behave as you might think 0172 -DQT_RESTRICTED_CAST_FROM_ASCII #casting from char*/QByteArray to QString can produce unexpected results for non-latin characters. 0173 -DQT_NO_KEYWORDS 0174 -DQT_NO_CAST_TO_ASCII 0175 -DQT_NO_PROCESS_COMBINED_ARGUMENT_START 0176 -DQT_DEPRECATED_WARNINGS_SINCE=0x060100#warn if deprecated at 6.1 or before. Qt default setting is not useful for kdiff3. 0177 -DQT_DISABLE_DEPRECATED_BEFORE=0x050F00#disable deprecated api for Qt<5.15. 0178 #Boost 1.74 and possibly others trigger these warnings in boosts own internal headers making 0179 #the warning useless. 0180 -DBOOST_ALLOW_DEPRECATED_HEADERS 0181 #KF5 5.64+ flags 0182 #Don't warn for API depreciated after 5.110.0 (below as hex.hex.hex number) 0183 -DKF_DISABLE_DEPRECATED_BEFORE=0x056E00#disable deprecated api for KF 5.110. 0184 -DKF_DEPRECATED_WARNINGS_SINCE=0x056E00 0185 -DKIOCORE_DEPRECATED_WARNINGS_SINCE=0x056E00 0186 -DKXMLGUI_DEPRECATED_WARNINGS_SINCE=0x056E00 0187 -DKF_VERSION_MAJOR=${KF_VERSION_MAJOR} 0188 -DKF_VERSION_MINOR=${KF_VERSION_MINOR} 0189 -DKF_VERSION_PATCH=${KF_VERSION_PATCH} 0190 ) 0191 0192 #The CMake boolean value is not properly translated if we assign the variable directly to a C/C++ define. clangd will catch this in sytax hightlighting other language servers may not. 0193 if(KF${KF_MAJOR_VERSION}KIO_FOUND) 0194 add_definitions( 0195 -DHAS_KFKIO=1 0196 ) 0197 endif() 0198 0199 add_subdirectory(src) 0200 if(KF${KF_MAJOR_VERSION}DocTools_FOUND) 0201 ecm_optional_add_subdirectory(doc) 0202 kdoctools_install(po) 0203 else() 0204 message(WARNING "DocTools not found. Docs will not be generated.") 0205 endif() 0206 0207 ki18n_install(po) 0208 0209 add_subdirectory(kdiff3fileitemactionplugin) 0210 0211 if(WIN32) 0212 add_subdirectory(diff_ext_for_kdiff3) 0213 endif() 0214 0215 feature_summary(WHAT ALL FATAL_ON_MISSING_REQUIRED_PACKAGES)