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cmake_minimum_required (VERSION 3.0)
project (nncmpp VERSION 1.1.1 LANGUAGES C)
# Moar warnings
if ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUCC)
set (wdisabled "-Wno-unused-function")
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99 -Wall -Wextra ${wdisabled}")
endif ()
# For custom modules
set (CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/liberty/cmake)
# Dependencies
find_package (Ncursesw REQUIRED)
find_package (PkgConfig REQUIRED)
find_package (Unistring REQUIRED)
pkg_check_modules (curl REQUIRED libcurl)
include (AddThreads)
find_package (Termo QUIET NO_MODULE)
option (USE_SYSTEM_TERMO
"Don't compile our own termo library, use the system one" ${Termo_FOUND})
if (USE_SYSTEM_TERMO)
if (NOT Termo_FOUND)
message (FATAL_ERROR "System termo library not found")
endif ()
else ()
# We don't want the library to install, but EXCLUDE_FROM_ALL ignores tests
add_subdirectory (termo EXCLUDE_FROM_ALL)
file (WRITE ${PROJECT_BINARY_DIR}/CTestCustom.cmake
"execute_process (COMMAND ${CMAKE_COMMAND} --build termo)")
# We don't have many good choices; this is a relatively clean approach
# (other possibilities: setting a variable in the parent scope, using
# a cache variable, writing a special config file with build paths in it
# and including it here, or setting a custom property on the targets)
get_directory_property (Termo_INCLUDE_DIRS
DIRECTORY termo INCLUDE_DIRECTORIES)
set (Termo_LIBRARIES termo-static)
endif ()
pkg_check_modules (fftw fftw3 fftw3f)
option (WITH_FFTW "Use FFTW to enable spectrum visualisation" ${fftw_FOUND})
if (WITH_FFTW)
if (NOT fftw_FOUND)
message (FATAL_ERROR "FFTW not found")
endif ()
list (APPEND extra_libraries ${fftw_LIBRARIES})
endif ()
pkg_check_modules (libpulse libpulse)
option (WITH_PULSE "Enable control of PulseAudio sink volume" ${libpulse_FOUND})
if (WITH_PULSE)
if (NOT libpulse_FOUND)
message (FATAL_ERROR "libpulse not found")
endif ()
list (APPEND extra_libraries ${libpulse_LIBRARIES})
endif ()
include_directories (${Unistring_INCLUDE_DIRS}
${Ncursesw_INCLUDE_DIRS} ${Termo_INCLUDE_DIRS} ${curl_INCLUDE_DIRS}
${fftw_INCLUDE_DIRS} ${libpulse_INCLUDE_DIRS})
link_directories (${curl_LIBRARY_DIRS}
${fftw_LIBRARY_DIRS} ${libpulse_LIBRARY_DIRS})
# Configuration
if ("${CMAKE_SYSTEM_NAME}" MATCHES "BSD")
# 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)
elseif (APPLE)
add_definitions (-D_DARWIN_C_SOURCE)
endif ()
include (CheckFunctionExists)
set (CMAKE_REQUIRED_LIBRARIES ${Ncursesw_LIBRARIES})
CHECK_FUNCTION_EXISTS ("resizeterm" HAVE_RESIZETERM)
# -lm may or may not be a part of libc
foreach (extra m)
find_library (extra_lib_${extra} ${extra})
if (extra_lib_${extra})
list (APPEND extra_libraries ${extra_lib_${extra}})
endif ()
endforeach ()
# Generate a configuration file
configure_file (${PROJECT_SOURCE_DIR}/config.h.in
${PROJECT_BINARY_DIR}/config.h)
include_directories (${PROJECT_SOURCE_DIR} ${PROJECT_BINARY_DIR})
# Assuming a Unix-compatible system with a standalone preprocessor
set (actions ${PROJECT_BINARY_DIR}/nncmpp-actions.h)
add_custom_command (OUTPUT ${actions}
COMMAND cpp -I${PROJECT_BINARY_DIR} -P ${PROJECT_SOURCE_DIR}/nncmpp.actions
| grep . | tr [[\n]] ^ | sed -ne [[h; s/,[^^]*/,/g]] -e [[s/$/COUNT/]]
-e [[s/[^^]*/\tACTION_&/g]] -e [[s/.*/enum action {\n&\n};\n/p]]
-e [[g; s/,[^^]*//g; y/_/-/]] -e [[s/[^^]\{1,\}/\t"&",/g]]
-e [[s/.*/static const char *g_action_names[] = {\n&};\n/p]]
-e [[g; s/[^^]*, *//g;]] -e [[s/[^^]\{1,\}/\t"&",/g]]
-e [[s/.*/static const char *g_action_descriptions[] = {\n&};/p]]
| tr ^ [[\n]] > ${actions}
COMMAND test -s ${actions}
DEPENDS ${PROJECT_BINARY_DIR}/config.h VERBATIM)
# Build the main executable and link it
add_executable (${PROJECT_NAME} ${PROJECT_NAME}.c ${actions})
target_link_libraries (${PROJECT_NAME} ${Unistring_LIBRARIES}
${Ncursesw_LIBRARIES} termo-static ${curl_LIBRARIES} ${extra_libraries})
add_threads (${PROJECT_NAME})
# Installation
include (GNUInstallDirs)
install (TARGETS ${PROJECT_NAME} DESTINATION ${CMAKE_INSTALL_BINDIR})
install (FILES LICENSE DESTINATION ${CMAKE_INSTALL_DOCDIR})
install (DIRECTORY contrib DESTINATION ${CMAKE_INSTALL_DATADIR}/${PROJECT_NAME})
# Generate documentation from text markup
find_program (ASCIIDOCTOR_EXECUTABLE asciidoctor)
if (NOT ASCIIDOCTOR_EXECUTABLE)
message (FATAL_ERROR "asciidoctor not found")
endif ()
foreach (page ${PROJECT_NAME})
set (page_output "${PROJECT_BINARY_DIR}/${page}.1")
list (APPEND project_MAN_PAGES "${page_output}")
add_custom_command (OUTPUT ${page_output}
COMMAND ${ASCIIDOCTOR_EXECUTABLE} -b manpage
-a release-version=${PROJECT_VERSION}
"${PROJECT_SOURCE_DIR}/${page}.adoc"
-o "${page_output}"
DEPENDS ${page}.adoc
COMMENT "Generating man page for ${page}" VERBATIM)
endforeach ()
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 ()
# CPack
set (CPACK_PACKAGE_DESCRIPTION_SUMMARY "MPD client")
set (CPACK_PACKAGE_VENDOR "Premysl Eric Janouch")
set (CPACK_PACKAGE_CONTACT "Přemysl Eric Janouch <p@janouch.name>")
set (CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/LICENSE")
set (CPACK_GENERATOR "TGZ;ZIP")
set (CPACK_PACKAGE_FILE_NAME
"${PROJECT_NAME}-${PROJECT_VERSION}-${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}")
set (CPACK_PACKAGE_INSTALL_DIRECTORY "${PROJECT_NAME}-${PROJECT_VERSION}")
set (CPACK_SOURCE_GENERATOR "TGZ;ZIP")
set (CPACK_SOURCE_IGNORE_FILES "/\\\\.git;/build;/CMakeLists.txt.user")
set (CPACK_SOURCE_PACKAGE_FILE_NAME "${PROJECT_NAME}-${PROJECT_VERSION}")
set (CPACK_SET_DESTDIR TRUE)
include (CPack)
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