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cmake_minimum_required (VERSION 3.0...3.27)
project (liberty C CXX)
# Moar warnings
if ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUCC)
# -Wunused-function is pretty annoying here, as everything is static
set (wdisabled "-Wno-unused-function")
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -Wall -Wextra ${wdisabled}")
endif ()
# Dependencies
set (CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
include (AddThreads)
find_package (PkgConfig REQUIRED)
pkg_check_modules (libssl REQUIRED libssl libcrypto)
if ("${CMAKE_SYSTEM_NAME}" MATCHES "BSD")
# Our POSIX version macros make these undefined
add_definitions (-D__BSD_VISIBLE=1 -D_BSD_SOURCE=1)
endif ()
set (common_libraries ${libssl_LIBRARIES})
include_directories (${libssl_INCLUDE_DIRS})
link_directories (${libssl_LIBRARY_DIRS})
# -lrt is only for glibc < 2.17
# -liconv may or may not be a part of libc
foreach (extra iconv rt)
find_library (extra_lib_${extra} ${extra})
if (extra_lib_${extra})
list (APPEND common_libraries ${extra_lib_${extra}})
endif ()
endforeach ()
# Build some unit tests
include_directories (${PROJECT_SOURCE_DIR})
enable_testing ()
set (tests liberty proto)
pkg_check_modules (libpulse libpulse)
if (libpulse_FOUND)
list (APPEND tests pulse)
list (APPEND common_libraries ${libpulse_LIBRARIES})
include_directories (${libpulse_INCLUDE_DIRS})
link_directories (${libpulse_LIBRARY_DIRS})
endif ()
foreach (name ${tests})
add_executable (test-${name} tests/${name}.c ${common_sources})
add_threads (test-${name})
target_link_libraries (test-${name} ${common_libraries})
add_test (NAME test-${name} COMMAND test-${name})
endforeach ()
# --- Tools --------------------------------------------------------------------
# Test the AsciiDoc manual page generator for a successful parse
set (ASCIIMAN ${PROJECT_SOURCE_DIR}/tools/asciiman.awk)
add_custom_command (OUTPUT libertyxdr.7
COMMAND env LC_ALL=C awk -f ${ASCIIMAN}
"${PROJECT_SOURCE_DIR}/libertyxdr.adoc" > libertyxdr.7
DEPENDS libertyxdr.adoc ${ASCIIMAN}
COMMENT "Generating man page for libertyxdr" VERBATIM)
add_custom_target (docs ALL DEPENDS libertyxdr.7)
# Test CMake script parsing
add_test (test-cmake-parser
env LC_ALL=C awk -f ${PROJECT_SOURCE_DIR}/tools/cmake-parser.awk
-f ${PROJECT_SOURCE_DIR}/tools/cmake-dump.awk ${CMAKE_CURRENT_LIST_FILE})
# Test protocol code generation
set (lxdrgen_outputs)
set (lxdrgen_base "${PROJECT_BINARY_DIR}/lxdrgen.lxdr")
foreach (backend c cpp go mjs swift)
list (APPEND lxdrgen_outputs ${lxdrgen_base}.${backend})
add_custom_command (OUTPUT ${lxdrgen_base}.${backend}
COMMAND env LC_ALL=C awk
-f ${PROJECT_SOURCE_DIR}/tools/lxdrgen.awk
-f ${PROJECT_SOURCE_DIR}/tools/lxdrgen-${backend}.awk
-v PrefixCamel=ProtoGen
${PROJECT_SOURCE_DIR}/tests/lxdrgen.lxdr
> ${lxdrgen_base}.${backend}
DEPENDS
${PROJECT_SOURCE_DIR}/tools/lxdrgen.awk
${PROJECT_SOURCE_DIR}/tools/lxdrgen-${backend}.awk
${PROJECT_SOURCE_DIR}/tests/lxdrgen.lxdr
COMMENT "Generating test protocol code (${backend})" VERBATIM)
endforeach ()
add_custom_target (test-lxdrgen-outputs ALL DEPENDS ${lxdrgen_outputs})
set_source_files_properties (${lxdrgen_base}.c
PROPERTIES HEADER_FILE_ONLY TRUE)
add_executable (test-lxdrgen-c tests/lxdrgen.c ${lxdrgen_base}.c)
target_include_directories (test-lxdrgen-c PUBLIC ${PROJECT_BINARY_DIR})
add_test (NAME test-lxdrgen-c COMMAND test-lxdrgen-c)
set_source_files_properties (${lxdrgen_base}.cpp
PROPERTIES HEADER_FILE_ONLY TRUE)
if (WIN32)
add_executable (test-lxdrgen-cpp tests/lxdrgen.cpp
${lxdrgen_base}.cpp tools/lxdrgen-cpp-win32.cpp)
else ()
add_executable (test-lxdrgen-cpp tests/lxdrgen.cpp
${lxdrgen_base}.cpp tools/lxdrgen-cpp-posix.cpp)
endif ()
target_include_directories (test-lxdrgen-cpp PUBLIC ${PROJECT_BINARY_DIR})
add_test (NAME test-lxdrgen-cpp COMMAND test-lxdrgen-cpp)
find_program (GO_EXECUTABLE go)
if (GO_EXECUTABLE)
add_test (test-lxdrgen-go ${GO_EXECUTABLE} vet ${lxdrgen_base}.go)
else ()
message (WARNING "Cannot test generated protocol code for Go")
endif ()
find_program (NODE_EXECUTABLE node)
if (NODE_EXECUTABLE)
add_test (test-lxdrgen-mjs ${NODE_EXECUTABLE} -c ${lxdrgen_base}.mjs)
else ()
message (WARNING "Cannot test generated protocol code for Javascript")
endif ()
find_program (SWIFTC_EXECUTABLE swiftc)
if (SWIFTC_EXECUTABLE)
add_test (test-lxdrgen-swift
${SWIFTC_EXECUTABLE} -typecheck ${lxdrgen_base}.swift)
else ()
message (WARNING "Cannot test generated protocol code for Swift")
endif ()
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