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# cmake-format: off
# Try to find XCB on a Unix system
#
# This will define:
#
# XCB_FOUND - True if xcb is available XCB_LIBRARIES - Link these to
# use xcb XCB_INCLUDE_DIRS - Include directory for xcb XCB_DEFINITIONS -
# Compiler flags for using xcb
#
# In addition the following more fine grained variables will be defined:
#
# XCB_XCB_FOUND XCB_XCB_INCLUDE_DIR XCB_XCB_LIBRARY XCB_UTIL_FOUND
# XCB_UTIL_INCLUDE_DIR XCB_UTIL_LIBRARY XCB_COMPOSITE_FOUND
# XCB_COMPOSITE_INCLUDE_DIR XCB_COMPOSITE_LIBRARY XCB_DAMAGE_FOUND
# XCB_DAMAGE_INCLUDE_DIR XCB_DAMAGE_LIBRARY XCB_XFIXES_FOUND
# XCB_XFIXES_INCLUDE_DIR XCB_XFIXES_LIBRARY XCB_RENDER_FOUND
# XCB_RENDER_INCLUDE_DIR XCB_RENDER_LIBRARY XCB_RANDR_FOUND
# XCB_RANDR_INCLUDE_DIR XCB_RANDR_LIBRARY XCB_SHAPE_FOUND
# XCB_SHAPE_INCLUDE_DIR XCB_SHAPE_LIBRARY XCB_DRI2_FOUND
# XCB_DRI2_INCLUDE_DIR XCB_DRI2_LIBRARY XCB_GLX_FOUND XCB_GLX_INCLUDE_DIR
# XCB_GLX_LIBRARY XCB_SHM_FOUND XCB_SHM_INCLUDE_DIR XCB_SHM_LIBRARY
# XCB_XV_FOUND XCB_XV_INCLUDE_DIR XCB_XV_LIBRARY XCB_XINPUT_FOUND
# XCB_XINPUT_INCLUDE_DIR XCB_XINPUT_LIBRARY XCB_SYNC_FOUND
# XCB_SYNC_INCLUDE_DIR XCB_SYNC_LIBRARY XCB_XTEST_FOUND
# XCB_XTEST_INCLUDE_DIR XCB_XTEST_LIBRARY XCB_ICCCM_FOUND
# XCB_ICCCM_INCLUDE_DIR XCB_ICCCM_LIBRARY XCB_EWMH_FOUND
# XCB_EWMH_INCLUDE_DIR XCB_EWMH_LIBRARY XCB_IMAGE_FOUND
# XCB_IMAGE_INCLUDE_DIR XCB_IMAGE_LIBRARY XCB_RENDERUTIL_FOUND
# XCB_RENDERUTIL_INCLUDE_DIR XCB_RENDERUTIL_LIBRARY XCB_KEYSYMS_FOUND
# XCB_KEYSYMS_INCLUDE_DIR XCB_KEYSYMS_LIBRARY
#
# Copyright (c) 2011 Fredrik Höglund <fredrik@kde.org> Copyright (c) 2013 Martin
# Gräßlin <mgraesslin@kde.org>
#
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
# cmake-format: on
set(knownComponents
XCB
COMPOSITE
DAMAGE
DRI2
EWMH
GLX
ICCCM
IMAGE
KEYSYMS
RANDR
RENDER
RENDERUTIL
SHAPE
SHM
SYNC
UTIL
XFIXES
XTEST
XV
XINPUT
XINERAMA)
unset(unknownComponents)
set(pkgConfigModules)
set(requiredComponents)
if(XCB_FIND_COMPONENTS)
set(comps ${XCB_FIND_COMPONENTS})
else()
set(comps ${knownComponents})
endif()
# iterate through the list of requested components, and check that we know them all. If not, fail.
foreach(comp ${comps})
list(FIND knownComponents ${comp} index)
if("${index}" STREQUAL "-1")
list(APPEND unknownComponents "${comp}")
else()
if("${comp}" STREQUAL "XCB")
list(APPEND pkgConfigModules "xcb")
elseif("${comp}" STREQUAL "COMPOSITE")
list(APPEND pkgConfigModules "xcb-composite")
elseif("${comp}" STREQUAL "DAMAGE")
list(APPEND pkgConfigModules "xcb-damage")
elseif("${comp}" STREQUAL "DRI2")
list(APPEND pkgConfigModules "xcb-dri2")
elseif("${comp}" STREQUAL "EWMH")
list(APPEND pkgConfigModules "xcb-ewmh")
elseif("${comp}" STREQUAL "GLX")
list(APPEND pkgConfigModules "xcb-glx")
elseif("${comp}" STREQUAL "ICCCM")
list(APPEND pkgConfigModules "xcb-icccm")
elseif("${comp}" STREQUAL "IMAGE")
list(APPEND pkgConfigModules "xcb-image")
elseif("${comp}" STREQUAL "KEYSYMS")
list(APPEND pkgConfigModules "xcb-keysyms")
elseif("${comp}" STREQUAL "RANDR")
list(APPEND pkgConfigModules "xcb-randr")
elseif("${comp}" STREQUAL "RENDER")
list(APPEND pkgConfigModules "xcb-render")
elseif("${comp}" STREQUAL "RENDERUTIL")
list(APPEND pkgConfigModules "xcb-renderutil")
elseif("${comp}" STREQUAL "SHAPE")
list(APPEND pkgConfigModules "xcb-shape")
elseif("${comp}" STREQUAL "SHM")
list(APPEND pkgConfigModules "xcb-shm")
elseif("${comp}" STREQUAL "SYNC")
list(APPEND pkgConfigModules "xcb-sync")
elseif("${comp}" STREQUAL "UTIL")
list(APPEND pkgConfigModules "xcb-util")
elseif("${comp}" STREQUAL "XFIXES")
list(APPEND pkgConfigModules "xcb-xfixes")
elseif("${comp}" STREQUAL "XTEST")
list(APPEND pkgConfigModules "xcb-xtest")
elseif("${comp}" STREQUAL "XV")
list(APPEND pkgConfigModules "xcb-xv")
elseif("${comp}" STREQUAL "XINPUT")
list(APPEND pkgConfigModules "xcb-xinput")
elseif("${comp}" STREQUAL "XINERAMA")
list(APPEND pkgConfigModules "xcb-xinerama")
endif()
endif()
endforeach()
if(DEFINED unknownComponents)
set(msgType STATUS)
if(XCB_FIND_REQUIRED)
set(msgType FATAL_ERROR)
endif()
if(NOT XCB_FIND_QUIETLY)
message(${msgType} "XCB: requested unknown components ${unknownComponents}")
endif()
return()
endif()
macro(_XCB_HANDLE_COMPONENT _comp)
set(_header)
set(_lib)
if("${_comp}" STREQUAL "XCB")
set(_header "xcb/xcb.h")
set(_lib "xcb")
elseif("${_comp}" STREQUAL "COMPOSITE")
set(_header "xcb/composite.h")
set(_lib "xcb-composite")
elseif("${_comp}" STREQUAL "DAMAGE")
set(_header "xcb/damage.h")
set(_lib "xcb-damage")
elseif("${_comp}" STREQUAL "DRI2")
set(_header "xcb/dri2.h")
set(_lib "xcb-dri2")
elseif("${_comp}" STREQUAL "EWMH")
set(_header "xcb/xcb_ewmh.h")
set(_lib "xcb-ewmh")
elseif("${_comp}" STREQUAL "GLX")
set(_header "xcb/glx.h")
set(_lib "xcb-glx")
elseif("${_comp}" STREQUAL "ICCCM")
set(_header "xcb/xcb_icccm.h")
set(_lib "xcb-icccm")
elseif("${_comp}" STREQUAL "IMAGE")
set(_header "xcb/xcb_image.h")
set(_lib "xcb-image")
elseif("${_comp}" STREQUAL "KEYSYMS")
set(_header "xcb/xcb_keysyms.h")
set(_lib "xcb-keysyms")
elseif("${_comp}" STREQUAL "RANDR")
set(_header "xcb/randr.h")
set(_lib "xcb-randr")
elseif("${_comp}" STREQUAL "RENDER")
set(_header "xcb/render.h")
set(_lib "xcb-render")
elseif("${_comp}" STREQUAL "RENDERUTIL")
set(_header "xcb/xcb_renderutil.h")
set(_lib "xcb-render-util")
elseif("${_comp}" STREQUAL "SHAPE")
set(_header "xcb/shape.h")
set(_lib "xcb-shape")
elseif("${_comp}" STREQUAL "SHM")
set(_header "xcb/shm.h")
set(_lib "xcb-shm")
elseif("${_comp}" STREQUAL "SYNC")
set(_header "xcb/sync.h")
set(_lib "xcb-sync")
elseif("${_comp}" STREQUAL "UTIL")
set(_header "xcb/xcb_util.h")
set(_lib "xcb-util")
elseif("${_comp}" STREQUAL "XFIXES")
set(_header "xcb/xfixes.h")
set(_lib "xcb-xfixes")
elseif("${_comp}" STREQUAL "XTEST")
set(_header "xcb/xtest.h")
set(_lib "xcb-xtest")
elseif("${_comp}" STREQUAL "XV")
set(_header "xcb/xv.h")
set(_lib "xcb-xv")
elseif("${_comp}" STREQUAL "XINPUT")
set(_header "xcb/xinput.h")
set(_lib "xcb-xinput")
elseif("${_comp}" STREQUAL "XINERAMA")
set(_header "xcb/xinerama.h")
set(_lib "xcb-xinerama")
endif()
find_path(
XCB_${_comp}_INCLUDE_DIR
NAMES ${_header}
HINTS ${PKG_XCB_INCLUDE_DIRS})
find_library(
XCB_${_comp}_LIBRARY
NAMES ${_lib}
HINTS ${PKG_XCB_LIBRARY_DIRS})
mark_as_advanced(XCB_${_comp}_LIBRARY XCB_${_comp}_INCLUDE_DIR)
if(XCB_${_comp}_INCLUDE_DIR AND XCB_${_comp}_LIBRARY)
set(XCB_${_comp}_FOUND TRUE)
list(APPEND XCB_INCLUDE_DIRS ${XCB_${_comp}_INCLUDE_DIR})
list(APPEND XCB_LIBRARIES ${XCB_${_comp}_LIBRARY})
if(NOT XCB_FIND_QUIETLY)
message(STATUS "XCB[${_comp}]: Found component ${_comp}")
endif()
endif()
endmacro()
if(NOT ${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
# 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_XCB QUIET ${pkgConfigModules})
set(XCB_DEFINITIONS ${PKG_XCB_CFLAGS})
foreach(comp ${comps})
_xcb_handle_component(${comp})
endforeach()
if(XCB_INCLUDE_DIRS)
list(REMOVE_DUPLICATES XCB_INCLUDE_DIRS)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(
XCB
REQUIRED_VARS XCB_LIBRARIES XCB_INCLUDE_DIRS
HANDLE_COMPONENTS)
# compatibility for old variable naming
set(XCB_INCLUDE_DIR ${XCB_INCLUDE_DIRS})
endif()
if(XCB_FOUND AND NOT TARGET XCB::XCB)
foreach(component ${comps})
if(NOT TARGET XCB::${component})
string(TOUPPER ${component} component_u)
if(XCB_${component_u}_FOUND)
if(IS_ABSOLUTE "${XCB_${component_u}_LIBRARY}")
add_library(XCB::${component} UNKNOWN IMPORTED)
set_target_properties(XCB::${component} PROPERTIES IMPORTED_LOCATION "${XCB_${component_u}_LIBRARY}")
else()
add_library(XCB::${component} INTERFACE IMPORTED)
set_target_properties(XCB::${component} PROPERTIES IMPORTED_LIBNAME "${XCB_${component_u}_LIBRARY}")
endif()
set_target_properties(XCB::${component} PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
"${XCB_${component_u}_INCLUDE_DIR}")
endif()
endif()
endforeach()
endif()
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