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239 lines
8.5 KiB
239 lines
8.5 KiB
9 years ago
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# Try to find XCB on a Unix system
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#
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# This will define:
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#
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# XCB_FOUND - True if xcb is available
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# XCB_LIBRARIES - Link these to use xcb
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# XCB_INCLUDE_DIRS - Include directory for xcb
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# XCB_DEFINITIONS - Compiler flags for using xcb
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#
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# In addition the following more fine grained variables will be defined:
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#
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# XCB_XCB_FOUND XCB_XCB_INCLUDE_DIR XCB_XCB_LIBRARY
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# XCB_UTIL_FOUND XCB_UTIL_INCLUDE_DIR XCB_UTIL_LIBRARY
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# XCB_COMPOSITE_FOUND XCB_COMPOSITE_INCLUDE_DIR XCB_COMPOSITE_LIBRARY
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# XCB_DAMAGE_FOUND XCB_DAMAGE_INCLUDE_DIR XCB_DAMAGE_LIBRARY
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# XCB_XFIXES_FOUND XCB_XFIXES_INCLUDE_DIR XCB_XFIXES_LIBRARY
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# XCB_RENDER_FOUND XCB_RENDER_INCLUDE_DIR XCB_RENDER_LIBRARY
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# XCB_RANDR_FOUND XCB_RANDR_INCLUDE_DIR XCB_RANDR_LIBRARY
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# XCB_SHAPE_FOUND XCB_SHAPE_INCLUDE_DIR XCB_SHAPE_LIBRARY
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# XCB_DRI2_FOUND XCB_DRI2_INCLUDE_DIR XCB_DRI2_LIBRARY
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# XCB_GLX_FOUND XCB_GLX_INCLUDE_DIR XCB_GLX_LIBRARY
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# XCB_SHM_FOUND XCB_SHM_INCLUDE_DIR XCB_SHM_LIBRARY
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# XCB_XV_FOUND XCB_XV_INCLUDE_DIR XCB_XV_LIBRARY
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# XCB_SYNC_FOUND XCB_SYNC_INCLUDE_DIR XCB_SYNC_LIBRARY
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# XCB_XTEST_FOUND XCB_XTEST_INCLUDE_DIR XCB_XTEST_LIBRARY
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# XCB_ICCCM_FOUND XCB_ICCCM_INCLUDE_DIR XCB_ICCCM_LIBRARY
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# XCB_EWMH_FOUND XCB_EWMH_INCLUDE_DIR XCB_EWMH_LIBRARY
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# XCB_IMAGE_FOUND XCB_IMAGE_INCLUDE_DIR XCB_IMAGE_LIBRARY
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# XCB_RENDERUTIL_FOUND XCB_RENDERUTIL_INCLUDE_DIR XCB_RENDERUTIL_LIBRARY
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# XCB_KEYSYMS_FOUND XCB_KEYSYMS_INCLUDE_DIR XCB_KEYSYMS_LIBRARY
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#
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# Copyright (c) 2011 Fredrik Höglund <fredrik@kde.org>
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# Copyright (c) 2013 Martin Gräßlin <mgraesslin@kde.org>
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#
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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set(knownComponents XCB
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COMPOSITE
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DAMAGE
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DRI2
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EWMH
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GLX
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ICCCM
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IMAGE
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KEYSYMS
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RANDR
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RENDER
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RENDERUTIL
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SHAPE
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SHM
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SYNC
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UTIL
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XFIXES
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XTEST
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XV)
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unset(unknownComponents)
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set(pkgConfigModules)
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set(requiredComponents)
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if (XCB_FIND_COMPONENTS)
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set(comps ${XCB_FIND_COMPONENTS})
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else()
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set(comps ${knownComponents})
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endif()
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# iterate through the list of requested components, and check that we know them all.
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# If not, fail.
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foreach(comp ${comps})
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list(FIND knownComponents ${comp} index )
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if("${index}" STREQUAL "-1")
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list(APPEND unknownComponents "${comp}")
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else()
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if("${comp}" STREQUAL "XCB")
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list(APPEND pkgConfigModules "xcb")
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elseif("${comp}" STREQUAL "COMPOSITE")
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list(APPEND pkgConfigModules "xcb-composite")
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elseif("${comp}" STREQUAL "DAMAGE")
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list(APPEND pkgConfigModules "xcb-damage")
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elseif("${comp}" STREQUAL "DRI2")
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list(APPEND pkgConfigModules "xcb-dri2")
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elseif("${comp}" STREQUAL "EWMH")
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list(APPEND pkgConfigModules "xcb-ewmh")
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elseif("${comp}" STREQUAL "GLX")
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list(APPEND pkgConfigModules "xcb-glx")
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elseif("${comp}" STREQUAL "ICCCM")
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list(APPEND pkgConfigModules "xcb-icccm")
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elseif("${comp}" STREQUAL "IMAGE")
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list(APPEND pkgConfigModules "xcb-image")
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elseif("${comp}" STREQUAL "KEYSYMS")
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list(APPEND pkgConfigModules "xcb-keysyms")
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elseif("${comp}" STREQUAL "RANDR")
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list(APPEND pkgConfigModules "xcb-randr")
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elseif("${comp}" STREQUAL "RENDER")
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list(APPEND pkgConfigModules "xcb-render")
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elseif("${comp}" STREQUAL "RENDERUTIL")
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list(APPEND pkgConfigModules "xcb-renderutil")
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elseif("${comp}" STREQUAL "SHAPE")
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list(APPEND pkgConfigModules "xcb-shape")
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elseif("${comp}" STREQUAL "SHM")
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list(APPEND pkgConfigModules "xcb-shm")
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elseif("${comp}" STREQUAL "SYNC")
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list(APPEND pkgConfigModules "xcb-sync")
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elseif("${comp}" STREQUAL "UTIL")
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list(APPEND pkgConfigModules "xcb-util")
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elseif("${comp}" STREQUAL "XFIXES")
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list(APPEND pkgConfigModules "xcb-xfixes")
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elseif("${comp}" STREQUAL "XTEST")
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list(APPEND pkgConfigModules "xcb-xtest")
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elseif("${comp}" STREQUAL "XV")
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list(APPEND pkgConfigModules "xcb-xv")
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endif()
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endif()
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endforeach()
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if(DEFINED unknownComponents)
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set(msgType STATUS)
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if(XCB_FIND_REQUIRED)
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set(msgType FATAL_ERROR)
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endif()
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if(NOT XCB_FIND_QUIETLY)
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message(${msgType} "XCB: requested unknown components ${unknownComponents}")
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endif()
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return()
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endif()
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macro(_XCB_HANDLE_COMPONENT _comp)
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set(_header )
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set(_lib )
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if("${_comp}" STREQUAL "XCB")
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set(_header "xcb/xcb.h")
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set(_lib "xcb")
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elseif("${_comp}" STREQUAL "COMPOSITE")
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set(_header "xcb/composite.h")
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set(_lib "xcb-composite")
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elseif("${_comp}" STREQUAL "DAMAGE")
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set(_header "xcb/damage.h")
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set(_lib "xcb-damage")
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elseif("${_comp}" STREQUAL "DRI2")
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set(_header "xcb/dri2.h")
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set(_lib "xcb-dri2")
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elseif("${_comp}" STREQUAL "EWMH")
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set(_header "xcb/xcb_ewmh.h")
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set(_lib "xcb-ewmh")
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elseif("${_comp}" STREQUAL "GLX")
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set(_header "xcb/glx.h")
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set(_lib "xcb-glx")
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elseif("${_comp}" STREQUAL "ICCCM")
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set(_header "xcb/xcb_icccm.h")
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set(_lib "xcb-icccm")
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elseif("${_comp}" STREQUAL "IMAGE")
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set(_header "xcb/xcb_image.h")
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set(_lib "xcb-image")
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elseif("${_comp}" STREQUAL "KEYSYMS")
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set(_header "xcb/xcb_keysyms.h")
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set(_lib "xcb-keysyms")
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elseif("${_comp}" STREQUAL "RANDR")
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set(_header "xcb/randr.h")
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set(_lib "xcb-randr")
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elseif("${_comp}" STREQUAL "RENDER")
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set(_header "xcb/render.h")
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set(_lib "xcb-render")
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elseif("${_comp}" STREQUAL "RENDERUTIL")
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set(_header "xcb/xcb_renderutil.h")
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set(_lib "xcb-render-util")
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elseif("${_comp}" STREQUAL "SHAPE")
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set(_header "xcb/shape.h")
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set(_lib "xcb-shape")
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elseif("${_comp}" STREQUAL "SHM")
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set(_header "xcb/shm.h")
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set(_lib "xcb-shm")
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elseif("${_comp}" STREQUAL "SYNC")
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set(_header "xcb/sync.h")
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set(_lib "xcb-sync")
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elseif("${_comp}" STREQUAL "UTIL")
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set(_header "xcb/xcb_util.h")
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set(_lib "xcb-util")
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elseif("${_comp}" STREQUAL "XFIXES")
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set(_header "xcb/xfixes.h")
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set(_lib "xcb-xfixes")
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elseif("${_comp}" STREQUAL "XTEST")
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set(_header "xcb/xtest.h")
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set(_lib "xcb-xtest")
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elseif("${_comp}" STREQUAL "XV")
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set(_header "xcb/xv.h")
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set(_lib "xcb-xv")
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endif()
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find_path(XCB_${_comp}_INCLUDE_DIR NAMES ${_header} HINTS ${PKG_XCB_INCLUDE_DIRS})
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find_library(XCB_${_comp}_LIBRARY NAMES ${_lib} HINTS ${PKG_XCB_LIBRARY_DIRS})
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if(XCB_${_comp}_INCLUDE_DIR AND XCB_${_comp}_LIBRARY)
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list(APPEND XCB_INCLUDE_DIRS ${XCB_${_comp}_INCLUDE_DIR})
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list(APPEND XCB_LIBRARIES ${XCB_${_comp}_LIBRARY})
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if (NOT XCB_FIND_QUIETLY)
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message(STATUS "XCB[${_comp}]: Found component ${_comp}")
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endif()
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endif()
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if(XCB_FIND_REQUIRED_${_comp})
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list(APPEND requiredComponents XCB_${_comp}_FOUND)
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endif()
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find_package_handle_standard_args(XCB_${_comp} DEFAULT_MSG XCB_${_comp}_LIBRARY XCB_${_comp}_INCLUDE_DIR)
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mark_as_advanced(XCB_${_comp}_LIBRARY XCB_${_comp}_INCLUDE_DIR)
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# compatibility for old variable naming
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set(XCB_${_comp}_INCLUDE_DIRS ${XCB_${_comp}_INCLUDE_DIR})
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set(XCB_${_comp}_LIBRARIES ${XCB_${_comp}_LIBRARY})
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endmacro()
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IF (NOT WIN32)
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include(FindPackageHandleStandardArgs)
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# Use pkg-config to get the directories and then use these values
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# in the FIND_PATH() and FIND_LIBRARY() calls
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find_package(PkgConfig)
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pkg_check_modules(PKG_XCB QUIET ${pkgConfigModules})
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set(XCB_DEFINITIONS ${PKG_XCB_CFLAGS})
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foreach(comp ${comps})
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_xcb_handle_component(${comp})
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endforeach()
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if(XCB_INCLUDE_DIRS)
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list(REMOVE_DUPLICATES XCB_INCLUDE_DIRS)
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endif()
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find_package_handle_standard_args(XCB DEFAULT_MSG XCB_LIBRARIES XCB_INCLUDE_DIRS ${requiredComponents})
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# compatibility for old variable naming
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set(XCB_INCLUDE_DIR ${XCB_INCLUDE_DIRS})
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ENDIF (NOT WIN32)
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