cmake_minimum_required(VERSION 3.0) project(looking-glass-client C CXX) get_filename_component(PROJECT_TOP "${PROJECT_SOURCE_DIR}/.." ABSOLUTE) if(PROJECT_SOURCE_DIR STREQUAL PROJECT_BINARY_DIR) message(FATAL_ERROR "\n" "In-source builds are not supported\n" "See build instructions provided in: " "${PROJECT_TOP}/doc/build.rst\n" "Refusing to continue" ) endif() list(APPEND CMAKE_MODULE_PATH "${PROJECT_TOP}/cmake/" "${PROJECT_SOURCE_DIR}/cmake/") include(CheckSubmodule) include(GNUInstallDirs) include(CheckCCompilerFlag) include(FeatureSummary) set(OPTIMIZE_FOR_NATIVE_DEFAULT ON) include(OptimizeForNative) # option(OPTIMIZE_FOR_NATIVE) include(UninstallTarget) find_package(PkgConfig) pkg_check_modules(FONTCONFIG REQUIRED IMPORTED_TARGET fontconfig) option(ENABLE_OPENGL "Enable the OpenGL renderer" ON) add_feature_info(ENABLE_OPENGL ENABLE_OPENGL "Legacy OpenGL renderer.") option(ENABLE_EGL "Enable the EGL renderer" ON) add_feature_info(ENABLE_EGL ENABLE_EGL "EGL renderer.") option(ENABLE_BACKTRACE "Enable backtrace support on crash" ON) add_feature_info(ENABLE_BACKTRACE ENABLE_BACKTRACE "Backtrace support.") option(ENABLE_ASAN "Build with AddressSanitizer" OFF) add_feature_info(ENABLE_ASAN ENABLE_ASAN "AddressSanitizer support.") option(ENABLE_UBSAN "Build with UndefinedBehaviorSanitizer" OFF) add_feature_info(ENABLE_UBSAN ENABLE_UBSAN "UndefinedBehaviorSanitizer support.") option(ENABLE_X11 "Build with X11 support" ON) add_feature_info(ENABLE_X11 ENABLE_X11 "X11 support.") option(ENABLE_PIPEWIRE "Build with PipeWire audio output support" ON) add_feature_info(ENABLE_PIPEWIRE ENABLE_PIPEWIRE "PipeWire audio support.") option(ENABLE_PULSEAUDIO "Build with PulseAudio audio output support" ON) add_feature_info(ENABLE_PULSEAUDIO ENABLE_PULSEAUDIO "PulseAudio audio support.") if (NOT ENABLE_X11 AND NOT ENABLE_WAYLAND) message(FATAL_ERROR "Either ENABLE_X11 or ENABLE_WAYLAND must be on") endif() add_compile_options( "-Wall" "-Wextra" "-Wno-sign-compare" "-Wno-unused-parameter" "$<$:-Wstrict-prototypes>" "$<$:-Wimplicit-fallthrough=2>" "-Werror" "-Wfatal-errors" "-ffast-math" "-fdata-sections" "-ffunction-sections" "$<$:-O0;-g3;-ggdb>" ) set(EXE_FLAGS "-Wl,--gc-sections -z noexecstack") set(CMAKE_C_STANDARD 11) if (ENABLE_OPENGL) add_definitions(-D ENABLE_OPENGL) endif() if (ENABLE_EGL) add_definitions(-D ENABLE_EGL) endif() if(ENABLE_ASAN) add_compile_options("-fno-omit-frame-pointer" "-fsanitize=address") set(EXE_FLAGS "${EXE_FLAGS} -fno-omit-frame-pointer -fsanitize=address") endif() if(ENABLE_UBSAN) add_compile_options("-fsanitize=undefined") set(EXE_FLAGS "${EXE_FLAGS} -fsanitize=undefined") endif() add_definitions(-D ATOMIC_LOCKING) add_definitions(-D GL_GLEXT_PROTOTYPES) add_custom_command( OUTPUT ${CMAKE_BINARY_DIR}/version.c ${CMAKE_BINARY_DIR}/_version.c COMMAND ${CMAKE_COMMAND} -D PROJECT_TOP=${PROJECT_TOP} -P ${PROJECT_TOP}/version.cmake ) include_directories( ${PROJECT_TOP} ${PROJECT_SOURCE_DIR}/include ${CMAKE_BINARY_DIR} ${CMAKE_BINARY_DIR}/include ${PROJECT_TOP}/repos/nanosvg/src ) link_libraries( ${CMAKE_DL_LIBS} rt m ) set(SOURCES ${CMAKE_BINARY_DIR}/version.c src/main.c src/core.c src/app.c src/audio.c src/config.c src/keybind.c src/util.c src/clipboard.c src/kb.c src/gl_dynprocs.c src/egl_dynprocs.c src/eglutil.c src/overlay_utils.c src/render_queue.c src/overlay/splash.c src/overlay/alert.c src/overlay/fps.c src/overlay/graphs.c src/overlay/help.c src/overlay/config.c src/overlay/msg.c src/overlay/status.c ) # Force cimgui to build as a static library. set(IMGUI_STATIC "yes" CACHE STRING "Build as a static library") add_subdirectory("${PROJECT_TOP}/resources" "${CMAKE_BINARY_DIR}/resources") add_subdirectory("${PROJECT_TOP}/common" "${CMAKE_BINARY_DIR}/common" ) add_subdirectory("${PROJECT_TOP}/repos/LGMP/lgmp" "${CMAKE_BINARY_DIR}/LGMP" ) add_subdirectory("${PROJECT_TOP}/repos/PureSpice" "${CMAKE_BINARY_DIR}/PureSpice") add_subdirectory("${PROJECT_TOP}/repos/cimgui" "${CMAKE_BINARY_DIR}/cimgui" EXCLUDE_FROM_ALL) add_subdirectory(displayservers) add_subdirectory(renderers) add_executable(looking-glass-client ${SOURCES}) target_compile_definitions(looking-glass-client PRIVATE CIMGUI_DEFINE_ENUMS_AND_STRUCTS=1) target_link_libraries(looking-glass-client ${EXE_FLAGS} PkgConfig::FONTCONFIG lg_resources lg_common displayservers lgmp purespice renderers cimgui ) if (ENABLE_PIPEWIRE OR ENABLE_PULSEAUDIO) add_definitions(-D ENABLE_AUDIO) add_subdirectory(audiodevs) pkg_check_modules(SAMPLERATE REQUIRED IMPORTED_TARGET samplerate) target_link_libraries(looking-glass-client PkgConfig::SAMPLERATE audiodevs ) endif() install(TARGETS looking-glass-client RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} COMPONENT binary) feature_summary(WHAT ENABLED_FEATURES DISABLED_FEATURES)