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# This is gn wrapper script and it assables final BUILD.gn based on:
# gn_config_target.cmake gn_config_c.cmake gn_config_cxx.cmake
if(NOT CMAKE_SCRIPT_MODE_FILE)
message("This files should run only in script mode")
return()
endif()
get_filename_component(WEBENGINE_ROOT_SOURCE_DIR "${CMAKE_CURRENT_LIST_DIR}/.." REALPATH)
get_filename_component(WEBENGINE_ROOT_BUILD_DIR "${CMAKE_CURRENT_BINARY_DIR}" REALPATH)
include(${WEBENGINE_ROOT_SOURCE_DIR}/.cmake.conf)
include(${WEBENGINE_ROOT_SOURCE_DIR}/cmake/Functions.cmake)
set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_LIST_DIR})
find_package(Gn ${QT_REPO_MODULE_VERSION} EXACT)
find_package(Python2 2.7.5 REQUIRED)
set(gnCmd ${Gn_EXECUTABLE})
set(buildDir ${BUILD_DIR})
set(sourceDir ${SOURCE_DIR})
set(module ${MODULE})
set(gnArg gen ${buildDir})
file(READ ${buildDir}/args.gn gnArgArg)
if(NOT gnCmd)
message(FATAL_ERROR "\nCould not find suitable gn to run.\n")
endif()
init_gn_config(${buildDir}/gn_config_target.cmake)
read_gn_config(${buildDir}/gn_config_cxx.cmake)
read_gn_config(${buildDir}/gn_config_c.cmake)
configure_gn_target(
"${sourceDir}"
"${WEBENGINE_ROOT_SOURCE_DIR}/src/${module}/configure/BUILD.root.gn.in"
"${buildDir}/BUILD.gn"
)
list(APPEND gnArg
--script-executable=${Python2_EXECUTABLE}
--root=${WEBENGINE_ROOT_SOURCE_DIR}/src/3rdparty/chromium)
STRING(REGEX REPLACE "\n" ";" printArgArg "${gnArgArg}")
LIST(SORT printArgArg)
STRING(REGEX REPLACE ";" "\n" printArgArg "${printArgArg}")
list(JOIN gnArg " " printArg)
message("-- Running gn in ${buildDir}\n"
"-- GN command:\n${gnCmd} ${printArg}\n"
"-- GN arg file:\n${buildDir}/args.gn\n"
"-- GN args: \n${printArgArg}"
)
execute_process(
COMMAND ${gnCmd} ${gnArg}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
RESULT_VARIABLE gnResult
OUTPUT_VARIABLE gnOutput
ERROR_VARIABLE gnError
)
if(NOT gnResult EQUAL 0)
message(FATAL_ERROR "\n-- GN FAILED\n${gnOutput}\n${gnError}")
else()
string(REGEX REPLACE "\n$" "" gnOutput "${gnOutput}")
message("-- GN ${gnOutput}")
endif()
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