Differential D22014 Diff 60413 cmake/modules/FindXKB.cmake

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cmake/modules/FindXKB.cmake

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		1		#.rst:
		2		# FindXKB
		3		# -------
		4		#
		5		# Try to find xkbcommon on a Unix system
		6		# If found, this will define the following variables:
		7		#
		8		# ``XKB_FOUND``
		9		# True if XKB is available
		10		# ``XKB_LIBRARIES``
		11		# Link these to use XKB
		12		# ``XKB_INCLUDE_DIRS``
		13		# Include directory for XKB
		14		# ``XKB_DEFINITIONS``
		15		# Compiler flags for using XKB
		16		#
		17		# Additionally, the following imported targets will be defined:
		18		#
		19		# ``XKB::XKB``
		20		# The XKB library
		21
		22		#=============================================================================
		23		# Copyright (c) 2014 Martin Gräßlin <mgraesslin@kde.org>
		24		#
		25		# Redistribution and use in source and binary forms, with or without
		26		# modification, are permitted provided that the following conditions
		27		# are met:
		28		# 1. Redistributions of source code must retain the above copyright
		29		# notice, this list of conditions and the following disclaimer.
		30		# 2. Redistributions in binary form must reproduce the above copyright
		31		# notice, this list of conditions and the following disclaimer in the
		32		# documentation and/or other materials provided with the distribution.
		33		# 3. Neither the name of the University nor the names of its contributors
		34		# may be used to endorse or promote products derived from this software
		35		# without specific prior written permission.
		36		#
		37		# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
		38		# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
		39		# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
		40		# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
		41		# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
		42		# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
		43		# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
		44		# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
		45		# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
		46		# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
		47		# SUCH DAMAGE.
		48		#=============================================================================
		49
		50		if(CMAKE_VERSION VERSION_LESS 2.8.12)
		51		message(FATAL_ERROR "CMake 2.8.12 is required by FindXKB.cmake")
		52		endif()
		53		if(CMAKE_MINIMUM_REQUIRED_VERSION VERSION_LESS 2.8.12)
		54		message(AUTHOR_WARNING "Your project should require at least CMake 2.8.12 to use FindXKB.cmake")
		55		endif()
		56
		57		if(NOT WIN32)
		58		# Use pkg-config to get the directories and then use these values
		59		# in the FIND_PATH() and FIND_LIBRARY() calls
		60		find_package(PkgConfig)
		61		pkg_check_modules(PKG_XKB QUIET xkbcommon)
		62
		63		set(XKB_DEFINITIONS ${PKG_XKB_CFLAGS_OTHER})
		64
		65		find_path(XKB_INCLUDE_DIR
		66		NAMES
		67		xkbcommon/xkbcommon.h
		68		HINTS
		69		${PKG_XKB_INCLUDE_DIRS}
		70		)
		71		find_library(XKB_LIBRARY
		72		NAMES
		73		xkbcommon
		74		HINTS
		75		${PKG_XKB_LIBRARY_DIRS}
		76		)
		77
		78		set(XKB_LIBRARIES ${XKB_LIBRARY})
		79		set(XKB_INCLUDE_DIRS ${XKB_INCLUDE_DIR})
		80		set(XKB_VERSION ${PKG_XKB_VERSION})
		81
		82		include(FindPackageHandleStandardArgs)
		83		find_package_handle_standard_args(XKB
		84		FOUND_VAR
		85		XKB_FOUND
		86		REQUIRED_VARS
		87		XKB_LIBRARY
		88		XKB_INCLUDE_DIR
		89		VERSION_VAR
		90		XKB_VERSION
		91		)
		92
		93		if(XKB_FOUND AND NOT TARGET XKB::XKB)
		94		add_library(XKB::XKB UNKNOWN IMPORTED)
		95		set_target_properties(XKB::XKB PROPERTIES
		96		IMPORTED_LOCATION "${XKB_LIBRARY}"
		97		INTERFACE_COMPILE_OPTIONS "${XKB_DEFINITIONS}"
		98		INTERFACE_INCLUDE_DIRECTORIES "${XKB_INCLUDE_DIR}"
		99		)
		100		endif()
		101
		102		else()
		103		message(STATUS "FindXKB.cmake cannot find XKB on Windows systems.")
		104		set(XKB_FOUND FALSE)
		105		endif()
		106
		107		include(FeatureSummary)
		108		set_package_properties(XKB PROPERTIES
		109		URL "http://xkbcommon.org"
		110		DESCRIPTION "XKB API common to servers and clients."
		111		)