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cmake_minimum_required(VERSION 3.18.0)

include(.cmake.conf)
include(ExternalProject)

project(QtWebEngineSuperBuild
    VERSION "${QT_REPO_MODULE_VERSION}"
    DESCRIPTION "Qt WebEngine Libraries"
    HOMEPAGE_URL "https://qt.io/"
    LANGUAGES CXX C
)

find_package(Qt6 ${PROJECT_VERSION} CONFIG REQUIRED COMPONENTS BuildInternals Core)

set(installDir ${CMAKE_CURRENT_BINARY_DIR}/install)

### NINJA

if(NOT Ninja_FOUND)
    externalproject_add(ninja
        SOURCE_DIR  ${CMAKE_CURRENT_LIST_DIR}/src/ninja
        BINARY_DIR  ${CMAKE_CURRENT_BINARY_DIR}/ninja
        INSTALL_DIR ${installDir}
        PREFIX      ninja
        USES_TERMINAL_BUILD ON
        CMAKE_ARGS -DCMAKE_BUILD_TYPE=Release
                   -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR>
                   -DCMAKE_PREFIX_PATH:PATH=<INSTALL_DIR>
)
endif()

### GN

if(NOT Gn_FOUND)
    externalproject_add(gn
        SOURCE_DIR  ${CMAKE_CURRENT_LIST_DIR}/src/gn
        BINARY_DIR  ${CMAKE_CURRENT_BINARY_DIR}/gn
        INSTALL_DIR ${installDir}
        PREFIX      gn
        USES_TERMINAL_BUILD ON
        CMAKE_ARGS -DCMAKE_BUILD_TYPE=Release
                   -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR>
                   -DCMAKE_PREFIX_PATH:PATH=<INSTALL_DIR>
                   -DWEBENGINE_ROOT_BUILD_DIR=${CMAKE_CURRENT_BINARY_DIR}
)
endif()

# on windows source path can be specified without hard drive letter,
# however we need that for gn use REALPATH
get_filename_component(WEBENGINE_ROOT_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}" REALPATH)

externalproject_add(libs
    SOURCE_DIR  ${CMAKE_CURRENT_LIST_DIR}/src/core
    BINARY_DIR  ${CMAKE_CURRENT_BINARY_DIR}/src/core
    INSTALL_DIR ${installDir}
    PREFIX      libs
    USES_TERMINAL_CONFIGURE ON
    USES_TERMINAL_BUILD ON
    CMAKE_ARGS -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
               -DWEBENGINE_ROOT_BUILD_PATH=${CMAKE_CURRENT_BINARY_DIR}
               -DWEBENGINE_ROOT_SOURCE_DIR=${WEBENGINE_ROOT_SOURCE_DIR}
)

if(NOT Gn_FOUND)
    externalproject_add_stepdependencies(libs install gn)
endif()

if(NOT Ninja_FOUND)
    externalproject_add_stepdependencies(gn install ninja)
endif()