Unethical IRC client, daemon and bot
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project (uirc3 C)
cmake_minimum_required (VERSION 2.8.11)
# Options
option (WANT_READLINE "Use GNU Readline for the UI (better)" ON)
option (WANT_LIBEDIT "Use BSD libedit for the UI" OFF)
# Moar warnings
if ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUC)
# -Wunused-function is pretty annoying here, as everything is static
set (CMAKE_C_FLAGS
"${CMAKE_C_FLAGS} -std=c99 -Wall -Wextra -Wno-unused-function")
endif ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUC)
# Version
set (project_version "0.9.2")
# Try to append commit ID if it follows a version tag. It might be nicer if
# we could also detect dirty worktrees but that's very hard to get right.
find_package (Git)
set (git_head "${PROJECT_SOURCE_DIR}/.git/HEAD")
if (GIT_FOUND AND EXISTS ${git_head})
configure_file (${git_head} git-head.tag COPYONLY)
execute_process (COMMAND ${GIT_EXECUTABLE} describe --tags --match v*
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
RESULT_VARIABLE git_describe_result
OUTPUT_VARIABLE git_describe OUTPUT_STRIP_TRAILING_WHITESPACE)
if (NOT git_describe_result)
string (REGEX REPLACE "^v" "" project_version "${git_describe}")
endif (NOT git_describe_result)
endif (GIT_FOUND AND EXISTS ${git_head})
# Dashes make filenames confusing and upset packaging software
string (REPLACE "-" "+" project_version_safe "${project_version}")
# Dependencies
set (CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/liberty/cmake)
include (AddThreads)
find_package (Curses)
find_package (PkgConfig REQUIRED)
pkg_check_modules (dependencies REQUIRED libssl libcrypto libffi)
pkg_check_modules (ncursesw ncursesw)
if ("${CMAKE_SYSTEM_NAME}" MATCHES "BSD")
include_directories (/usr/local/include)
link_directories (/usr/local/lib)
# Need this for SIGWINCH in FreeBSD and OpenBSD respectively;
# our POSIX version macros make it undefined
add_definitions (-D__BSD_VISIBLE=1 -D_BSD_SOURCE=1)
endif ("${CMAKE_SYSTEM_NAME}" MATCHES "BSD")
list (APPEND project_libraries ${dependencies_LIBRARIES})
include_directories (${dependencies_INCLUDE_DIRS})
link_directories (${dependencies_LIBRARY_DIRS})
# FIXME: other Lua versions may be acceptable, don't know yet
pkg_search_module (lua lua53 lua5.3 lua-5.3 lua>=5.3)
option (WITH_LUA "Enable experimental support for Lua plugins" ${lua_FOUND})
if (WITH_LUA)
if (NOT lua_FOUND)
message (FATAL_ERROR "Lua library not found")
endif (NOT lua_FOUND)
list (APPEND project_libraries ${lua_LIBRARIES})
include_directories (${lua_INCLUDE_DIRS})
link_directories (${lua_LIBRARY_DIRS})
endif (WITH_LUA)
# -lrt is only for glibc < 2.17
# -liconv may or may not be a part of libc
foreach (extra iconv rt)
find_library (extra_lib_${extra} ${extra})
if (extra_lib_${extra})
list (APPEND project_libraries ${extra})
endif (extra_lib_${extra})
endforeach (extra)
if (ncursesw_FOUND)
list (APPEND project_libraries ${ncursesw_LIBRARIES})
include_directories (${ncursesw_INCLUDE_DIRS})
elseif (CURSES_FOUND)
list (APPEND project_libraries ${CURSES_LIBRARY})
include_directories (${CURSES_INCLUDE_DIR})
else (CURSES_FOUND)
message (SEND_ERROR "Curses not found")
endif (ncursesw_FOUND)
if ((WANT_READLINE AND WANT_LIBEDIT) OR (NOT WANT_READLINE AND NOT WANT_LIBEDIT))
message (SEND_ERROR "You have to choose either GNU Readline or libedit")
elseif (WANT_READLINE)
# OpenBSD's default readline is too old
if ("${CMAKE_SYSTEM_NAME}" MATCHES "OpenBSD")
include_directories (/usr/local/include/ereadline)
list (APPEND project_libraries ereadline)
else ("${CMAKE_SYSTEM_NAME}" MATCHES "OpenBSD")
list (APPEND project_libraries readline)
endif ("${CMAKE_SYSTEM_NAME}" MATCHES "OpenBSD")
elseif (WANT_LIBEDIT)
pkg_check_modules (libedit REQUIRED libedit)
list (APPEND project_libraries ${libedit_LIBRARIES})
include_directories (${libedit_INCLUDE_DIRS})
endif ((WANT_READLINE AND WANT_LIBEDIT) OR (NOT WANT_READLINE AND NOT WANT_LIBEDIT))
# Generate a configuration file
set (HAVE_READLINE "${WANT_READLINE}")
set (HAVE_EDITLINE "${WANT_LIBEDIT}")
set (HAVE_LUA "${WITH_LUA}")
include (GNUInstallDirs)
# ZyklonB is currently an odd duck but degesch follows normal XDG rules
set (zyklonb_plugin_dir ${CMAKE_INSTALL_LIBDIR}/zyklonb/plugins)
configure_file (${PROJECT_SOURCE_DIR}/config.h.in ${PROJECT_BINARY_DIR}/config.h)
include_directories (${PROJECT_SOURCE_DIR} ${PROJECT_BINARY_DIR})
# Project source files
set (common_sources)
set (common_headers ${PROJECT_BINARY_DIR}/config.h)
add_custom_command (OUTPUT kike-replies.c kike.msg
COMMAND ${PROJECT_SOURCE_DIR}/kike-gen-replies.sh
> kike-replies.c < ${PROJECT_SOURCE_DIR}/kike-replies
DEPENDS ${PROJECT_SOURCE_DIR}/kike-replies
COMMENT "Generating files from the list of server numerics")
set_source_files_properties (${PROJECT_BINARY_DIR}/kike-replies.c
PROPERTIES HEADER_FILE_ONLY TRUE)
# Build
add_executable (zyklonb zyklonb.c ${common_sources} ${common_headers})
target_link_libraries (zyklonb ${project_libraries})
add_threads (zyklonb)
add_executable (degesch degesch.c kike-replies.c
${common_sources} ${common_headers})
target_link_libraries (degesch ${project_libraries})
add_threads (degesch)
add_executable (kike kike.c kike-replies.c ${common_sources} ${common_headers})
target_link_libraries (kike ${project_libraries})
add_threads (kike)
# Tests
function (make_tests_for target_name)
get_target_property (sources ${target_name} SOURCES)
get_target_property (libraries ${target_name} LINK_LIBRARIES)
get_target_property (options ${target_name} COMPILE_OPTIONS)
set (test test-${target_name})
add_executable (${test} ${sources})
target_link_libraries (${test} ${libraries})
set_target_properties (${test} PROPERTIES
COMPILE_DEFINITIONS TESTING
COMPILE_OPTIONS "${options}")
add_test (NAME ${test} COMMAND ${test})
endfunction (make_tests_for)
include (CTest)
if (BUILD_TESTING)
make_tests_for (degesch)
endif (BUILD_TESTING)
# Various clang-based diagnostics, loads of fake positives and spam
file (GLOB clang_tidy_sources *.c)
set (clang_tidy_checks misc-* readability-*
-readability-braces-around-statements
-readability-named-parameter)
string (REPLACE ";" "," clang_tidy_checks "${clang_tidy_checks}")
set (CMAKE_EXPORT_COMPILE_COMMANDS ON)
add_custom_target (clang-tidy
COMMAND clang-tidy -p ${PROJECT_BINARY_DIR} -checks=${clang_tidy_checks}
${clang_tidy_sources} 1>&2
USES_TERMINAL
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR})
# Installation
install (TARGETS zyklonb degesch kike DESTINATION ${CMAKE_INSTALL_BINDIR})
install (FILES LICENSE DESTINATION ${CMAKE_INSTALL_DOCDIR})
install (DIRECTORY plugins/zyklonb/
DESTINATION ${zyklonb_plugin_dir} USE_SOURCE_PERMISSIONS)
install (DIRECTORY plugins/degesch/
DESTINATION ${CMAKE_INSTALL_DATADIR}/degesch/plugins)
# Generate documentation from program help
find_program (HELP2MAN_EXECUTABLE help2man)
if (NOT HELP2MAN_EXECUTABLE)
message (FATAL_ERROR "help2man not found")
endif (NOT HELP2MAN_EXECUTABLE)
foreach (page zyklonb degesch kike)
set (page_output "${PROJECT_BINARY_DIR}/${page}.1")
list (APPEND project_MAN_PAGES "${page_output}")
add_custom_command (OUTPUT ${page_output}
COMMAND ${HELP2MAN_EXECUTABLE} -N
"${PROJECT_BINARY_DIR}/${page}" -o ${page_output}
DEPENDS ${page}
COMMENT "Generating man page for ${page}" VERBATIM)
endforeach (page)
add_custom_target (docs ALL DEPENDS ${project_MAN_PAGES})
foreach (page ${project_MAN_PAGES})
string (REGEX MATCH "\\.([0-9])" manpage_suffix "${page}")
install (FILES "${page}"
DESTINATION "${CMAKE_INSTALL_MANDIR}/man${CMAKE_MATCH_1}")
endforeach (page)
# CPack
set (CPACK_PACKAGE_DESCRIPTION_SUMMARY "Experimental IRC client, daemon and bot")
set (CPACK_PACKAGE_VERSION "${project_version_safe}")
set (CPACK_PACKAGE_VENDOR "Premysl Janouch")
set (CPACK_PACKAGE_CONTACT "Přemysl Janouch <p.janouch@gmail.com>")
set (CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/LICENSE")
set (CPACK_GENERATOR "TGZ;ZIP")
set (CPACK_PACKAGE_FILE_NAME
"${PROJECT_NAME}-${project_version_safe}-${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}")
set (CPACK_PACKAGE_INSTALL_DIRECTORY "${PROJECT_NAME}-${project_version_safe}")
set (CPACK_SOURCE_GENERATOR "TGZ;ZIP")
set (CPACK_SOURCE_IGNORE_FILES "/\\\\.git;/build;/CMakeLists.txt.user")
set (CPACK_SOURCE_PACKAGE_FILE_NAME "${PROJECT_NAME}-${project_version_safe}")
set (CPACK_SET_DESTDIR TRUE)
include (CPack)