kwin/cmake/modules/FindXKB.cmake

90 lines
2.4 KiB
CMake

#.rst:
# FindXKB
# -------
#
# Try to find xkbcommon on a Unix system
# If found, this will define the following variables:
#
# ``XKB_FOUND``
# True if XKB is available
# ``XKB_LIBRARIES``
# Link these to use XKB
# ``XKB_INCLUDE_DIRS``
# Include directory for XKB
# ``XKB_DEFINITIONS``
# Compiler flags for using XKB
#
# Additionally, the following imported targets will be defined:
#
# ``XKB::XKB``
# The XKB library
#=============================================================================
# SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org>
#
# SPDX-License-Identifier: BSD-3-Clause
#=============================================================================
if(CMAKE_VERSION VERSION_LESS 2.8.12)
message(FATAL_ERROR "CMake 2.8.12 is required by FindXKB.cmake")
endif()
if(CMAKE_MINIMUM_REQUIRED_VERSION VERSION_LESS 2.8.12)
message(AUTHOR_WARNING "Your project should require at least CMake 2.8.12 to use FindXKB.cmake")
endif()
if(NOT WIN32)
# Use pkg-config to get the directories and then use these values
# in the FIND_PATH() and FIND_LIBRARY() calls
find_package(PkgConfig)
pkg_check_modules(PKG_XKB QUIET xkbcommon)
set(XKB_DEFINITIONS ${PKG_XKB_CFLAGS_OTHER})
find_path(XKB_INCLUDE_DIR
NAMES
xkbcommon/xkbcommon.h
HINTS
${PKG_XKB_INCLUDE_DIRS}
)
find_library(XKB_LIBRARY
NAMES
xkbcommon
HINTS
${PKG_XKB_LIBRARY_DIRS}
)
set(XKB_LIBRARIES ${XKB_LIBRARY})
set(XKB_INCLUDE_DIRS ${XKB_INCLUDE_DIR})
set(XKB_VERSION ${PKG_XKB_VERSION})
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(XKB
FOUND_VAR
XKB_FOUND
REQUIRED_VARS
XKB_LIBRARY
XKB_INCLUDE_DIR
VERSION_VAR
XKB_VERSION
)
if(XKB_FOUND AND NOT TARGET XKB::XKB)
add_library(XKB::XKB UNKNOWN IMPORTED)
set_target_properties(XKB::XKB PROPERTIES
IMPORTED_LOCATION "${XKB_LIBRARY}"
INTERFACE_COMPILE_OPTIONS "${XKB_DEFINITIONS}"
INTERFACE_INCLUDE_DIRECTORIES "${XKB_INCLUDE_DIR}"
)
endif()
else()
message(STATUS "FindXKB.cmake cannot find XKB on Windows systems.")
set(XKB_FOUND FALSE)
endif()
include(FeatureSummary)
set_package_properties(XKB PROPERTIES
URL "https://xkbcommon.org"
DESCRIPTION "XKB API common to servers and clients"
)