262 lines
9.1 KiB
CMake
262 lines
9.1 KiB
CMake
# Ubuntu 18.04 LTS and OpenBSD 6.4
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cmake_minimum_required (VERSION 3.10)
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project (xK VERSION 1.5.0 DESCRIPTION "IRC client, daemon and bot" LANGUAGES C)
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# Options
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option (WANT_READLINE "Use GNU Readline for the UI (better)" ON)
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option (WANT_LIBEDIT "Use BSD libedit for the UI" OFF)
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# Moar warnings
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set (CMAKE_C_STANDARD 99)
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set (CMAKE_C_STANDARD_REQUIRED ON)
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set (CMAKE_C_EXTENSIONS OFF)
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if ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUCC)
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# -Wunused-function is pretty annoying here, as everything is static
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wno-unused-function")
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endif ()
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# Version
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set (project_version "${PROJECT_VERSION}")
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# Try to append commit ID if it follows a version tag. It might be nicer if
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# we could also detect dirty worktrees but that's very hard to get right.
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# If we didn't need this for CPack, we could use add_custom_command to generate
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# a version source/include file.
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find_package (Git)
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set (git_head "${PROJECT_SOURCE_DIR}/.git/HEAD")
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if (GIT_FOUND AND EXISTS "${git_head}")
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configure_file ("${git_head}" git-head.tag COPYONLY)
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file (READ "${git_head}" git_head_content)
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if (git_head_content MATCHES "^ref: ([^\r\n]+)")
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set (git_ref "${PROJECT_SOURCE_DIR}/.git/${CMAKE_MATCH_1}")
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if (EXISTS "${git_ref}")
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configure_file ("${git_ref}" git-ref.tag COPYONLY)
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endif ()
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endif ()
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execute_process (COMMAND ${GIT_EXECUTABLE} describe --tags --match v*
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WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
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RESULT_VARIABLE git_describe_result
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OUTPUT_VARIABLE git_describe OUTPUT_STRIP_TRAILING_WHITESPACE)
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if (NOT git_describe_result)
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string (REGEX REPLACE "^v" "" project_version "${git_describe}")
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endif ()
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endif ()
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# Dashes make filenames confusing and upset packaging software
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string (REPLACE "-" "+" project_version_safe "${project_version}")
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# Dependencies
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set (CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/liberty/cmake)
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include (AddThreads)
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find_package (PkgConfig REQUIRED)
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pkg_check_modules (libssl REQUIRED libssl libcrypto)
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list (APPEND project_libraries ${libssl_LIBRARIES})
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include_directories (${libssl_INCLUDE_DIRS})
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link_directories (${libssl_LIBRARY_DIRS})
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if ("${CMAKE_SYSTEM_NAME}" MATCHES "BSD")
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# Need this for SIGWINCH in FreeBSD and OpenBSD respectively;
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# our POSIX version macros make it undefined
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add_definitions (-D__BSD_VISIBLE=1 -D_BSD_SOURCE=1)
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elseif (APPLE)
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add_definitions (-D_DARWIN_C_SOURCE)
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endif ()
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# -lrt is only for glibc < 2.17
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# -liconv may or may not be a part of libc
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# -lm may or may not be a part of libc
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foreach (extra iconv rt m)
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find_library (extra_lib_${extra} ${extra})
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if (extra_lib_${extra})
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list (APPEND project_libraries ${extra_lib_${extra}})
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endif ()
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endforeach ()
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include (CheckCSourceRuns)
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set (CMAKE_REQUIRED_LIBRARIES ${project_libraries})
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get_property (CMAKE_REQUIRED_INCLUDES
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DIRECTORY "${PROJECT_SOURCE_DIR}" PROPERTY INCLUDE_DIRECTORIES)
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CHECK_C_SOURCE_RUNS ("#include <iconv.h>
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int main () { return iconv_open (\"UTF-8//TRANSLIT\", \"ISO-8859-1\")
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== (iconv_t) -1; }" ICONV_ACCEPTS_TRANSLIT)
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# Dependencies for xC
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pkg_check_modules (libffi REQUIRED libffi)
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list (APPEND xC_libraries ${libffi_LIBRARIES})
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include_directories (${libffi_INCLUDE_DIRS})
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link_directories (${libffi_LIBRARY_DIRS})
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# XXX: other Lua versions may be acceptable, don't know yet
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pkg_search_module (lua lua53 lua5.3 lua-5.3 lua54 lua5.4 lua-5.4 lua>=5.3)
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option (WITH_LUA "Enable support for Lua plugins" ${lua_FOUND})
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if (WITH_LUA)
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if (NOT lua_FOUND)
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message (FATAL_ERROR "Lua library not found")
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endif ()
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list (APPEND xC_libraries ${lua_LIBRARIES})
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include_directories (${lua_INCLUDE_DIRS})
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link_directories (${lua_LIBRARY_DIRS})
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endif ()
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find_package (Curses)
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pkg_check_modules (ncursesw ncursesw)
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if (ncursesw_FOUND)
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list (APPEND xC_libraries ${ncursesw_LIBRARIES})
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include_directories (${ncursesw_INCLUDE_DIRS})
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elseif (CURSES_FOUND)
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list (APPEND xC_libraries ${CURSES_LIBRARY})
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include_directories (${CURSES_INCLUDE_DIR})
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else ()
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message (SEND_ERROR "Curses not found")
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endif ()
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if ((WANT_READLINE AND WANT_LIBEDIT) OR (NOT WANT_READLINE AND NOT WANT_LIBEDIT))
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message (SEND_ERROR "You have to choose either GNU Readline or libedit")
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elseif (WANT_READLINE)
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pkg_check_modules (readline readline)
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# OpenBSD's default readline is too old
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if ("${CMAKE_SYSTEM_NAME}" MATCHES "OpenBSD")
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include_directories (${OPENBSD_LOCALBASE}/include/ereadline)
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list (APPEND xC_libraries ereadline)
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elseif (readline_FOUND)
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list (APPEND xC_libraries ${readline_LIBRARIES})
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include_directories (${readline_INCLUDE_DIRS})
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link_directories (${readline_LIBRARY_DIRS})
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else ()
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list (APPEND xC_libraries readline)
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endif ()
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elseif (WANT_LIBEDIT)
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pkg_check_modules (libedit REQUIRED libedit)
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list (APPEND xC_libraries ${libedit_LIBRARIES})
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include_directories (${libedit_INCLUDE_DIRS})
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endif ()
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# Generate a configuration file
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set (HAVE_READLINE "${WANT_READLINE}")
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set (HAVE_EDITLINE "${WANT_LIBEDIT}")
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set (HAVE_LUA "${WITH_LUA}")
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include (GNUInstallDirs)
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configure_file (${PROJECT_SOURCE_DIR}/config.h.in ${PROJECT_BINARY_DIR}/config.h)
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include_directories (${PROJECT_SOURCE_DIR} ${PROJECT_BINARY_DIR})
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# Generate IRC replies--we need a custom target because of the multiple outputs
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add_custom_command (OUTPUT xD-replies.c xD.msg
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COMMAND env LC_ALL=C awk
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-f ${PROJECT_SOURCE_DIR}/xD-gen-replies.awk
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${PROJECT_SOURCE_DIR}/xD-replies > xD-replies.c
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DEPENDS
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${PROJECT_SOURCE_DIR}/xD-gen-replies.awk
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${PROJECT_SOURCE_DIR}/xD-replies
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COMMENT "Generating files from the list of server numerics")
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add_custom_target (replies DEPENDS ${PROJECT_BINARY_DIR}/xD-replies.c)
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# Build
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foreach (name xB xC xD)
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add_executable (${name} ${name}.c ${PROJECT_BINARY_DIR}/config.h)
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target_link_libraries (${name} ${project_libraries})
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add_threads (${name})
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endforeach ()
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add_dependencies (xD replies)
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add_dependencies (xC replies)
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target_link_libraries (xC ${xC_libraries})
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# Tests
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include (CTest)
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if (BUILD_TESTING)
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add_executable (test-xC $<TARGET_PROPERTY:xC,SOURCES>)
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set_target_properties (test-xC PROPERTIES COMPILE_DEFINITIONS TESTING)
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target_link_libraries (test-xC $<TARGET_PROPERTY:xC,LINK_LIBRARIES>)
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add_threads (test-xC)
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add_dependencies (test-xC replies)
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add_test (NAME test-xC COMMAND test-xC)
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add_test (NAME custom-static-analysis
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COMMAND ${PROJECT_SOURCE_DIR}/test-static)
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endif ()
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# Various clang-based diagnostics, loads of fake positives and spam
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file (GLOB clang_tidy_sources *.c)
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set (clang_tidy_checks misc-* readability-*
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-readability-braces-around-statements
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-readability-named-parameter)
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string (REPLACE ";" "," clang_tidy_checks "${clang_tidy_checks}")
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set (CMAKE_EXPORT_COMPILE_COMMANDS ON)
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add_custom_target (clang-tidy
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COMMAND clang-tidy -p ${PROJECT_BINARY_DIR} -checks=${clang_tidy_checks}
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${clang_tidy_sources} 1>&2
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USES_TERMINAL
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WORKING_DIRECTORY ${PROJECT_SOURCE_DIR})
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# Installation
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install (TARGETS xB xC xD DESTINATION ${CMAKE_INSTALL_BINDIR})
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install (FILES LICENSE DESTINATION ${CMAKE_INSTALL_DOCDIR})
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# XXX: our defaults for XDG_DATA_DIRS expect /usr/local/share or /usr/share
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install (DIRECTORY plugins/xB/
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DESTINATION ${CMAKE_INSTALL_DATADIR}/xB/plugins USE_SOURCE_PERMISSIONS)
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install (DIRECTORY plugins/xC/
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DESTINATION ${CMAKE_INSTALL_DATADIR}/xC/plugins)
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# Generate documentation from text markup
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find_program (ASCIIDOCTOR_EXECUTABLE asciidoctor)
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find_program (A2X_EXECUTABLE a2x)
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if (NOT ASCIIDOCTOR_EXECUTABLE AND NOT A2X_EXECUTABLE)
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message (FATAL_ERROR "Neither asciidoctor nor a2x were found")
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endif ()
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foreach (page xB xC xD)
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set (page_output "${PROJECT_BINARY_DIR}/${page}.1")
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list (APPEND project_MAN_PAGES "${page_output}")
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if (ASCIIDOCTOR_EXECUTABLE)
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add_custom_command (OUTPUT ${page_output}
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COMMAND ${ASCIIDOCTOR_EXECUTABLE} -b manpage
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-a release-version=${project_version}
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-o "${page_output}"
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"${PROJECT_SOURCE_DIR}/${page}.adoc"
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DEPENDS ${page}.adoc
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COMMENT "Generating man page for ${page}" VERBATIM)
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elseif (A2X_EXECUTABLE)
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add_custom_command (OUTPUT ${page_output}
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COMMAND ${A2X_EXECUTABLE} --doctype manpage --format manpage
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-a release-version=${project_version}
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-D "${PROJECT_BINARY_DIR}"
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"${PROJECT_SOURCE_DIR}/${page}.adoc"
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DEPENDS ${page}.adoc
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COMMENT "Generating man page for ${page}" VERBATIM)
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endif ()
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endforeach ()
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add_custom_target (docs ALL DEPENDS ${project_MAN_PAGES})
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foreach (page ${project_MAN_PAGES})
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string (REGEX MATCH "\\.([0-9])$" manpage_suffix "${page}")
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install (FILES "${page}"
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DESTINATION "${CMAKE_INSTALL_MANDIR}/man${CMAKE_MATCH_1}")
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endforeach ()
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# CPack
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set (CPACK_PACKAGE_VERSION "${project_version_safe}")
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set (CPACK_PACKAGE_VENDOR "Premysl Eric Janouch")
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set (CPACK_PACKAGE_CONTACT "Přemysl Eric Janouch <p@janouch.name>")
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set (CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/LICENSE")
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set (CPACK_GENERATOR "TGZ;ZIP")
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set (CPACK_PACKAGE_FILE_NAME
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"${PROJECT_NAME}-${project_version_safe}-${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}")
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set (CPACK_PACKAGE_INSTALL_DIRECTORY "${PROJECT_NAME}-${project_version_safe}")
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set (CPACK_SOURCE_GENERATOR "TGZ;ZIP")
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set (CPACK_SOURCE_IGNORE_FILES "/\\\\.git;/build;/CMakeLists.txt.user")
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set (CPACK_SOURCE_PACKAGE_FILE_NAME "${PROJECT_NAME}-${project_version_safe}")
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set (CPACK_SET_DESTDIR TRUE)
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include (CPack)
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