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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: BSD-3-Clause
# this is just simply pkg config wrapper to pass executable path to gn
if(CMAKE_CROSSCOMPILING)
# find pkg-config, use PKG_CONFIG_HOST if set
if((NOT PKG_CONFIG_HOST_EXECUTABLE) AND (NOT "$ENV{PKG_CONFIG_HOST}" STREQUAL ""))
set(PKG_CONFIG_HOST_EXECUTABLE "$ENV{PKG_CONFIG_HOST}" CACHE FILEPATH "pkg-config host executable")
endif()
find_program(PKG_CONFIG_HOST_EXECUTABLE NAMES "pkg-config" DOC "pkg-config executable"
NO_SYSTEM_ENVIRONMENT_PATH
NO_CMAKE_FIND_ROOT_PATH
)
if(PKG_CONFIG_HOST_EXECUTABLE)
mark_as_advanced(PKG_CONFIG_HOST_EXECUTABLE)
execute_process(COMMAND ${PKG_CONFIG_HOST_EXECUTABLE} --version
OUTPUT_VARIABLE PKG_CONFIG_HOST_VERSION_STRING
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET)
endif ()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(PkgConfigHost
FOUND_VAR PkgConfigHost_FOUND
VERSION_VAR PKG_CONFIG_HOST_VERSION_STRING
REQUIRED_VARS PKG_CONFIG_HOST_EXECUTABLE
)
else() # if not corss build simply wrap FindPkgConfig
find_package(PkgConfig)
if(PKG_CONFIG_FOUND)
include(FindPackageHandleStandardArgs)
set(PKG_CONFIG_HOST_VERSION ${PKG_CONFIG_VERSION})
set(PKG_CONFIG_HOST_EXECUTABLE ${PKG_CONFIG_EXECUTABLE})
find_package_handle_standard_args(PkgConfigHost
FOUND_VAR PkgConfigHost_FOUND
VERSION_VAR PKG_CONFIG_HOST_VERSION_STRING
REQUIRED_VARS PKG_CONFIG_HOST_EXECUTABLE
)
endif()
endif()
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