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Copy pathCMakeLists.txt
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285 lines (257 loc) · 10.1 KB
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cmake_minimum_required(VERSION 3.21)
# Read CEF major version from the Windows header (used on all platforms at
# configure time; the per-platform header values are identical for this field).
file(STRINGS "src/version/cef_version_win.h" _ver_line
REGEX "^#define CHROME_VERSION_MAJOR ")
string(REGEX REPLACE "^#define CHROME_VERSION_MAJOR ([0-9]+).*" "\\1" _chrome_major "${_ver_line}")
project(cefpython3 VERSION "${_chrome_major}.0" LANGUAGES CXX)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
# ---- Python -----------------------------------------------------------------
find_package(Python REQUIRED COMPONENTS Interpreter Development.Module)
# "310" for Python 3.10, "314" for Python 3.14, etc.
string(CONCAT PYVERSION "${Python_VERSION_MAJOR}" "${Python_VERSION_MINOR}")
set(MODULE_NAME "cefpython_py${PYVERSION}")
message(STATUS "Python ${Python_VERSION_MAJOR}.${Python_VERSION_MINOR} -> module: ${MODULE_NAME}")
# ---- Cython -----------------------------------------------------------------
find_program(CYTHON_EXECUTABLE NAMES cython cython3 REQUIRED)
message(STATUS "Cython: ${CYTHON_EXECUTABLE}")
option(ENABLE_PROFILING "Cython: enable cProfile instrumentation (profile=True)" OFF)
option(ENABLE_LINE_TRACING "Cython: enable line-level tracing/coverage (linetrace=True)" OFF)
set(_cython_directive_args "")
if(ENABLE_PROFILING)
list(APPEND _cython_directive_args --directive profile=True)
endif()
if(ENABLE_LINE_TRACING)
list(APPEND _cython_directive_args --directive linetrace=True)
endif()
# ---- CEF location -----------------------------------------------------------
if(NOT CEF_ROOT)
# Auto-detect: build/cef*_win64 (versioned dir created by automate.py)
if(WIN32)
set(_cef_glob_pat "${CMAKE_SOURCE_DIR}/build/cef*_win64")
elseif(APPLE)
set(_cef_glob_pat "${CMAKE_SOURCE_DIR}/build/cef*_macarm64")
else()
set(_cef_glob_pat "${CMAKE_SOURCE_DIR}/build/cef*_linux64")
endif()
file(GLOB _cef_candidates LIST_DIRECTORIES true "${_cef_glob_pat}")
# Prefer the versioned directory over cef_<os> fallback
foreach(_d IN LISTS _cef_candidates)
if(IS_DIRECTORY "${_d}")
set(CEF_ROOT "${_d}")
break()
endif()
endforeach()
if(NOT CEF_ROOT)
message(FATAL_ERROR
"CEF_ROOT not set and cannot be auto-detected. "
"Download and prepare CEF first (python tools/download_cef.py && "
"python tools/automate.py --prebuilt-cef), or pass -DCEF_ROOT=<path>.")
endif()
endif()
message(STATUS "CEF_ROOT: ${CEF_ROOT}")
set(SRC_DIR "${CMAKE_SOURCE_DIR}/src")
set(PYX_STAGE_DIR "${CMAKE_CURRENT_BINARY_DIR}/pyx_stage")
# ---- Prepare .pyx files -----------------------------------------------------
# Copies src/*.pyx + src/handlers/*.pyx to PYX_STAGE_DIR, flattening the
# include paths and injecting version variables into the main file.
if(WIN32)
set(_cef_ver_header "${SRC_DIR}/version/cef_version_win.h")
elseif(APPLE)
set(_cef_ver_header "${SRC_DIR}/version/cef_version_macarm64.h")
else()
set(_cef_ver_header "${SRC_DIR}/version/cef_version_linux.h")
endif()
file(GLOB _pyx_src_files
"${SRC_DIR}/*.pyx"
"${SRC_DIR}/handlers/*.pyx"
)
set(MAIN_PYX "${PYX_STAGE_DIR}/${MODULE_NAME}.pyx")
add_custom_command(
OUTPUT "${MAIN_PYX}"
COMMAND "${Python_EXECUTABLE}"
"${CMAKE_SOURCE_DIR}/tools/cmake_prepare_pyx.py"
--src "${SRC_DIR}"
--out "${PYX_STAGE_DIR}"
--pyversion "${PYVERSION}"
--cef-version-header "${_cef_ver_header}"
DEPENDS
${_pyx_src_files}
"${CMAKE_SOURCE_DIR}/tools/cmake_prepare_pyx.py"
COMMENT "Preparing .pyx files -> ${PYX_STAGE_DIR}"
VERBATIM
)
add_custom_target(cefpython_pyx DEPENDS "${MAIN_PYX}")
# ---- Transpile pyx -> cpp ----------------------------------------------------
set(CEFPYTHON_CPP "${PYX_STAGE_DIR}/${MODULE_NAME}.cpp")
set(CEFPYTHON_H "${PYX_STAGE_DIR}/${MODULE_NAME}.h")
set(_cython_inc_args
-I "${SRC_DIR}"
-I "${SRC_DIR}/common"
-I "${SRC_DIR}/extern"
-I "${SRC_DIR}/extern/cef"
)
add_custom_command(
OUTPUT "${CEFPYTHON_CPP}" "${CEFPYTHON_H}"
COMMAND "${CYTHON_EXECUTABLE}"
--cplus --3str
${_cython_inc_args}
${_cython_directive_args}
-o "${CEFPYTHON_CPP}"
"${MAIN_PYX}"
DEPENDS "${MAIN_PYX}"
COMMENT "Cython: ${MODULE_NAME}.pyx -> C++"
VERBATIM
)
# ---- Fix Cython API header --------------------------------------------------
# Generates:
# cefpython_pyXX_fixed.h – original .h with #pragma warning(disable:4190)
# cefpython_api_fixed.h – stable single-name wrapper for cefpython_public_api.h
set(CEFPYTHON_H_FIXED "${PYX_STAGE_DIR}/${MODULE_NAME}_fixed.h")
set(CEF_API_FIXED_H "${PYX_STAGE_DIR}/cefpython_api_fixed.h")
add_custom_command(
OUTPUT "${CEFPYTHON_H_FIXED}" "${CEF_API_FIXED_H}"
COMMAND "${Python_EXECUTABLE}"
"${CMAKE_SOURCE_DIR}/tools/cmake_fix_header.py"
"${CEFPYTHON_H}"
"${CEFPYTHON_H_FIXED}"
"${CEF_API_FIXED_H}"
"${MODULE_NAME}"
DEPENDS "${CEFPYTHON_H}" "${CMAKE_SOURCE_DIR}/tools/cmake_fix_header.py"
COMMENT "Generating ${MODULE_NAME}_fixed.h + cefpython_api_fixed.h"
VERBATIM
)
add_custom_target(cefpython_headers
DEPENDS "${CEFPYTHON_H_FIXED}" "${CEF_API_FIXED_H}")
# ---- Static C++ libraries ---------------------------------------------------
# All three libs share these settings so pass them via cache variables that
# the subdirectory CMakeLists files can read.
set(CEFPYTHON_PYX_STAGE_DIR "${PYX_STAGE_DIR}" CACHE INTERNAL "")
set(CEFPYTHON_CEF_ROOT "${CEF_ROOT}" CACHE INTERNAL "")
set(CEFPYTHON_SRC_DIR "${SRC_DIR}" CACHE INTERNAL "")
add_subdirectory("${SRC_DIR}/client_handler"
"${CMAKE_CURRENT_BINARY_DIR}/client_handler")
add_subdirectory("${SRC_DIR}/subprocess"
"${CMAKE_CURRENT_BINARY_DIR}/subprocess_build")
add_subdirectory("${SRC_DIR}/cpp_utils"
"${CMAKE_CURRENT_BINARY_DIR}/cpp_utils")
if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
find_package(PkgConfig REQUIRED)
pkg_check_modules(GTK3 REQUIRED gtk+-3.0)
endif()
# ---- Python extension -------------------------------------------------------
Python_add_library(${MODULE_NAME} MODULE "${CEFPYTHON_CPP}")
add_dependencies(${MODULE_NAME} cefpython_headers)
target_include_directories(${MODULE_NAME} PRIVATE
"${SRC_DIR}"
"${SRC_DIR}/common"
"${SRC_DIR}/extern"
"${SRC_DIR}/extern/cef"
"${PYX_STAGE_DIR}"
)
if(ENABLE_LINE_TRACING)
target_compile_definitions(${MODULE_NAME} PRIVATE CYTHON_TRACE=1)
endif()
if(WIN32)
target_include_directories(${MODULE_NAME} PRIVATE "${SRC_DIR}/windows")
target_compile_options(${MODULE_NAME} PRIVATE /EHsc /wd4305 /wd4190)
target_compile_definitions(${MODULE_NAME} PRIVATE
WIN32 _WIN32 _WINDOWS
NTDDI_VERSION=0x06010000 WINVER=0x0601 _WIN32_WINNT=0x0601
NDEBUG _NDEBUG _CRT_SECURE_NO_WARNINGS NOMINMAX
BROWSER_PROCESS
CEFPYTHON_API_H_FILE="cefpython_api_fixed.h"
)
target_link_libraries(${MODULE_NAME} PRIVATE
cefpython_app
client_handler
cpp_utils
"${CEF_ROOT}/lib/libcef.lib"
"${CEF_ROOT}/lib/VS2015/libcef_dll_wrapper_MD.lib"
User32
)
target_link_options(${MODULE_NAME} PRIVATE /ignore:4217)
elseif(APPLE)
target_compile_options(${MODULE_NAME} PRIVATE
-DNDEBUG -O3
-Wno-return-type-c-linkage -Wno-constant-logical-operand
-stdlib=libc++ -fno-strict-aliasing -fno-rtti
-fno-threadsafe-statics -fobjc-call-cxx-cdtors
-fvisibility=hidden -fvisibility-inlines-hidden
)
target_compile_definitions(${MODULE_NAME} PRIVATE
BROWSER_PROCESS
CEFPYTHON_API_H_FILE="cefpython_api_fixed.h"
)
target_link_options(${MODULE_NAME} PRIVATE
-mmacosx-version-min=11.0
-Wl,-search_paths_first -Wl,-dead_strip
"-F${CEF_ROOT}/bin" "-framework" "Chromium Embedded Framework"
"-Wl,-rpath,@loader_path/"
)
target_link_libraries(${MODULE_NAME} PRIVATE
c++ c++abi
cefpython_app client_handler cpp_utils
"${CEF_ROOT}/lib/libcef_dll_wrapper.a"
)
else()
target_compile_options(${MODULE_NAME} PRIVATE
-DNDEBUG -O3
-flto -fdata-sections -ffunction-sections
-Wno-stringop-overflow
)
target_compile_definitions(${MODULE_NAME} PRIVATE
BROWSER_PROCESS
CEFPYTHON_API_H_FILE="cefpython_api_fixed.h"
)
target_include_directories(${MODULE_NAME} PRIVATE
${GTK3_INCLUDE_DIRS}
)
target_link_options(${MODULE_NAME} PRIVATE
-flto -Wl,--gc-sections
-Wno-stringop-overflow
)
target_link_libraries(${MODULE_NAME} PRIVATE
X11 ${GTK3_LIBRARIES}
cefpython_app client_handler cpp_utils
"${CEF_ROOT}/lib/libcef_dll_wrapper.a"
)
endif()
# ---- Install ----------------------------------------------------------------
# The extension module itself
install(TARGETS ${MODULE_NAME}
LIBRARY DESTINATION "cefpython3"
RUNTIME DESTINATION "cefpython3"
)
# subprocess executable (OUTPUT_NAME "subprocess" is set in src/subprocess/CMakeLists.txt)
install(TARGETS cefpython_subprocess
RUNTIME DESTINATION "cefpython3"
)
# CEF runtime files (DLLs, .pak, .dat, locales/, etc.)
# Sample apps (cefclient, cefsimple, ceftests) are excluded.
if(WIN32)
install(DIRECTORY "${CEF_ROOT}/bin/"
DESTINATION "cefpython3"
PATTERN "cefclient*" EXCLUDE
PATTERN "cefsimple*" EXCLUDE
PATTERN "ceftests*" EXCLUDE
PATTERN "chrome-sandbox" EXCLUDE
)
elseif(APPLE)
install(DIRECTORY "${CEF_ROOT}/bin/"
DESTINATION "cefpython3"
PATTERN "cefclient*" EXCLUDE
PATTERN "cefsimple*" EXCLUDE
PATTERN "ceftests*" EXCLUDE
)
else()
install(DIRECTORY "${CEF_ROOT}/bin/"
DESTINATION "cefpython3"
PATTERN "cefclient*" EXCLUDE
PATTERN "cefsimple*" EXCLUDE
PATTERN "ceftests*" EXCLUDE
PATTERN "chrome-sandbox" EXCLUDE
)
endif()