logmeow/CMakeLists.txt

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CMake
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cmake_minimum_required(VERSION 3.25)
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# TODO don't hardcode compilers and linker
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set(CMAKE_C_COMPILER "clang")
set(CMAKE_CXX_COMPILER "clang++")
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add_link_options(-fuse-ld=lld)
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project(logmeow CXX)
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## ---------------------------------------------------------------------
## GENERIC BUILD FLAGS
## ---------------------------------------------------------------------
find_package(SDL2 REQUIRED)
find_package(Freetype 2 REQUIRED)
find_package(nlohmann_json REQUIRED)
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list(APPEND LIBS -lpcre2-8 -lpcre2-posix SDL2 nlohmann_json::nlohmann_json imgui)
list(APPEND IMGUI_LIBS SDL2 Freetype::Freetype)
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set(INCLUDES "")
set(SOURCES "")
set(IMGUI_SOURCES "")
set(DEFINITIONS "")
list(APPEND INCLUDES imgui imgui/backends imgui/misc/cpp imgui/freetype /usr/include/SDL2)
list(APPEND SOURCES main.cpp event_loop.cpp logcat_thread.cpp logcat_entry.cpp log.cpp config.cpp filters.cpp misc.cpp pcre2_wrapper.cpp
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group_panel.cpp fragments/filters.cpp windows/logs.cpp windows/settings.cpp windows/filters.cpp windows/exclusions.cpp windows/main.cpp)
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list(APPEND IMGUI_SOURCES imgui/imgui.cpp imgui/imgui_draw.cpp imgui/imgui_widgets.cpp imgui/imgui_tables.cpp
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imgui/misc/cpp/imgui_stdlib.cpp imgui/misc/freetype/imgui_freetype.cpp
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imgui/backends/imgui_impl_sdl2.cpp imgui/backends/imgui_impl_opengl3.cpp)
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list(APPEND DEFINITIONS -DIMGUI_USER_CONFIG="../myimconfig.h")
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if (CMAKE_BUILD_TYPE MATCHES "Debug")
list(APPEND SOURCES windows/debug.cpp)
list(APPEND IMGUI_SOURCES imgui/imgui_demo.cpp)
if (NOT FLAGS)
list(APPEND FLAGS -fsanitize=undefined,thread)
endif()
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# https://sourceforge.net/p/valgrind/mailman/valgrind-users/thread/Ygze8PzaQAYWlKDj%40wildebeest.org/
list(APPEND FLAGS -gdwarf-4)
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endif()
# https://t.me/NightShadowsHangout/670691
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# https://t.me/NightShadowsHangout/688372
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list(APPEND FLAGS -Werror -Wall -Wextra -Wshadow -Wpedantic -Wno-gnu-anonymous-struct -fPIC -Wconversion -Wno-unused-parameter -Wimplicit-fallthrough)
# i have no idea why this hack wasn't needed before but it's needed if sanitizers are used
add_link_options(${FLAGS})
## ---------------------------------------------------------------------
## OPENGL ES
## ---------------------------------------------------------------------
set(LINUX_GL_LIBS -lGL)
## This assumes a GL ES library available in the system, e.g. libGLESv2.so
# list(APPEND FLAGS -DIMGUI_IMPL_OPENGL_ES2)
# set(LINUX_GL_LIBS -lGLESv2)
## If you're on a Raspberry Pi and want to use the legacy drivers,
## use the following instead:
# set(LINUX_GL_LIBS -L/opt/vc/lib -lbrcmGLESv2)
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## ---------------------------------------------------------------------
## BUILD FLAGS PER PLATFORM
## ---------------------------------------------------------------------
if (LINUX)
find_package(Fontconfig)
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list(APPEND LIBS ${LINUX_GL_LIBS} -ldl)
list(APPEND IMGUI_LIBS ${LINUX_GL_LIBS} -ldl)
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if (Fontconfig_FOUND)
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list(APPEND FLAGS -DUSE_FONTCONFIG)
list(APPEND LIBS Fontconfig::Fontconfig)
list(APPEND SOURCES fonts.cpp)
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endif()
elseif (APPLE)
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list(APPEND LIBS -framework OpenGL -framework Cocoa -framework IOKit -framework CoreVideo -L/usr/local/lib -L/opt/local/lib)
list(APPEND INCLUDES /usr/local/include /opt/local/include)
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elseif (WIN32)
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list(APPEND LIBS -lgdi32 -lopengl32 -limm32)
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endif()
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## ---------------------------------------------------------------------
## PROJECT
## ---------------------------------------------------------------------
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add_library(imgui STATIC ${IMGUI_SOURCES})
target_include_directories(imgui PRIVATE ${INCLUDES})
target_link_libraries(imgui PRIVATE ${IMGUI_LIBS})
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target_compile_definitions(imgui PRIVATE ${DEFINITIONS})
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# dear imgui has some fucky wucky with -Wconversion, hence -Wno-conversion
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# it seems like compilers may issue a warning for unknown warnings to ignore
target_compile_options(imgui PRIVATE ${FLAGS} -Wno-unknown-warning-option -Wno-conversion)
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add_executable(${PROJECT_NAME} ${SOURCES})
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set_target_properties(${PROJECT_NAME}
PROPERTIES
CXX_STANDARD 20
CXX_STANDARD_REQUIRED YES
CXX_EXTENSIONS NO
)
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target_include_directories(${PROJECT_NAME} PRIVATE ${INCLUDES})
target_link_libraries(${PROJECT_NAME} PRIVATE ${LIBS})
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target_compile_definitions(${PROJECT_NAME} PRIVATE ${DEFINITIONS})
target_compile_options(${PROJECT_NAME} PRIVATE ${FLAGS})