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cmake_minimum_required (VERSION 3.0...3.27)
project (json-rpc-shell VERSION 1.1.0 LANGUAGES C)
# 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 ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUCC)
# -Wunused-function is pretty annoying here, as everything is static
set (CMAKE_C_FLAGS
"${CMAKE_C_FLAGS} -std=c99 -Wall -Wextra -Wno-unused-function")
endif ()
# For custom modules
set (CMAKE_MODULE_PATH
"${PROJECT_SOURCE_DIR}/cmake;${PROJECT_SOURCE_DIR}/liberty/cmake")
# Dependencies
find_package (Curses)
find_package (Ncursesw)
find_package (PkgConfig REQUIRED)
# Note that cURL can link to a different version of libssl than we do,
# in which case the results are undefined
pkg_check_modules (dependencies REQUIRED libcurl jansson libssl libcrypto)
find_package (LibEV REQUIRED)
set (project_libraries ${dependencies_LIBRARIES} ${LibEV_LIBRARIES})
include_directories (${dependencies_INCLUDE_DIRS} ${LibEV_INCLUDE_DIRS})
link_directories (${dependencies_LIBRARY_DIRS})
# -liconv may or may not be a part of libc
find_library (iconv_LIBRARIES iconv)
if (iconv_LIBRARIES)
list (APPEND project_libraries ${iconv_LIBRARIES})
endif ()
if ("${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 ()
if (Ncursesw_FOUND)
list (APPEND project_libraries ${Ncursesw_LIBRARIES})
include_directories (${Ncursesw_INCLUDE_DIRS})
link_directories (${Ncursesw_LIBRARY_DIRS})
elseif (CURSES_FOUND)
list (APPEND project_libraries ${CURSES_LIBRARY})
include_directories (${CURSES_INCLUDE_DIR})
else ()
message (SEND_ERROR "Curses not found")
endif ()
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 ("${CMAKE_SYSTEM_NAME}" MATCHES "OpenBSD")
include_directories (${OPENBSD_LOCALBASE}/include/ereadline)
list (APPEND project_libraries ereadline)
else ()
list (APPEND project_libraries readline)
endif ()
elseif (WANT_LIBEDIT)
pkg_check_modules (libedit REQUIRED libedit)
list (APPEND project_libraries ${libedit_LIBRARIES})
include_directories (${libedit_INCLUDE_DIRS})
endif ()
# Generate a configuration file
set (HAVE_READLINE "${WANT_READLINE}")
set (HAVE_EDITLINE "${WANT_LIBEDIT}")
configure_file (${PROJECT_SOURCE_DIR}/config.h.in ${PROJECT_BINARY_DIR}/config.h)
include_directories (${PROJECT_BINARY_DIR})
# Build the main executable and link it
add_executable (${PROJECT_NAME} ${PROJECT_NAME}.c http-parser/http_parser.c)
target_link_libraries (${PROJECT_NAME} ${project_libraries})
# Development tools
find_package (LibMagic)
if (LIBMAGIC_FOUND)
include_directories (${LIBMAGIC_INCLUDE_DIRS})
add_executable (json-rpc-test-server
json-rpc-test-server.c http-parser/http_parser.c)
target_link_libraries (json-rpc-test-server
${project_libraries} ${LIBMAGIC_LIBRARIES})
endif ()
# The files to be installed
include (GNUInstallDirs)
install (TARGETS ${PROJECT_NAME} DESTINATION ${CMAKE_INSTALL_BINDIR})
install (PROGRAMS json-format.pl DESTINATION ${CMAKE_INSTALL_BINDIR})
install (FILES LICENSE DESTINATION ${CMAKE_INSTALL_DOCDIR})
# Generate documentation from text markup
find_program (ASCIIDOCTOR_EXECUTABLE asciidoctor)
find_program (A2X_EXECUTABLE a2x)
if (NOT ASCIIDOCTOR_EXECUTABLE AND NOT A2X_EXECUTABLE)
message (WARNING "Neither asciidoctor nor a2x were found, "
"falling back to a substandard manual page generator")
endif ()
foreach (page ${PROJECT_NAME})
set (page_output "${PROJECT_BINARY_DIR}/${page}.1")
list (APPEND project_MAN_PAGES "${page_output}")
if (ASCIIDOCTOR_EXECUTABLE)
add_custom_command (OUTPUT ${page_output}
COMMAND ${ASCIIDOCTOR_EXECUTABLE} -b manpage
-a release-version=${PROJECT_VERSION}
-o "${page_output}"
"${PROJECT_SOURCE_DIR}/${page}.adoc"
DEPENDS ${page}.adoc
COMMENT "Generating man page for ${page}" VERBATIM)
elseif (A2X_EXECUTABLE)
add_custom_command (OUTPUT ${page_output}
COMMAND ${A2X_EXECUTABLE} --doctype manpage --format manpage
-a release-version=${PROJECT_VERSION}
-D "${PROJECT_BINARY_DIR}"
"${PROJECT_SOURCE_DIR}/${page}.adoc"
DEPENDS ${page}.adoc
COMMENT "Generating man page for ${page}" VERBATIM)
else ()
set (ASCIIMAN ${PROJECT_SOURCE_DIR}/liberty/tools/asciiman.awk)
add_custom_command (OUTPUT ${page_output}
COMMAND env LC_ALL=C asciidoc-release-version=${PROJECT_VERSION}
awk -f ${ASCIIMAN} "${PROJECT_SOURCE_DIR}/${page}.adoc"
> ${page_output}
DEPENDS ${page}.adoc ${ASCIIMAN}
COMMENT "Generating man page for ${page}" VERBATIM)
endif ()
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 "A shell for JSON-RPC 2.0")
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}")
include (CPack)
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