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Diffstat (limited to 'modules/FindDBusMenuQt.cmake')
| -rw-r--r-- | modules/FindDBusMenuQt.cmake | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/modules/FindDBusMenuQt.cmake b/modules/FindDBusMenuQt.cmake new file mode 100644 index 00000000..5af70ef2 --- /dev/null +++ b/modules/FindDBusMenuQt.cmake @@ -0,0 +1,94 @@ +# - Try to find dbusmenu-qt +# This module helps finding an installation of the DBusMenuQt library (see https://launchpad.net/libdbusmenu-qt/) +# Once done this will define +# +# DBUSMENUQT_FOUND - system has dbusmenu-qt +# DBUSMENUQT_INCLUDE_DIR - the dbusmenu-qt include directory +# DBUSMENUQT_LIBRARIES - the libraries needed to use dbusmenu-qt +# DBUSMENUQT_DEFINITIONS - Compiler switches required for using dbusmenu-qt +# +# The minimum required version of DBusMenuQt can be specified using the +# standard syntax, e.g. find_package(DBusMenuQt 0.6) +# +# WARNING: versions below 0.4.0 cannot be checked for. +# So if you want to have a version check, require at least 0.4.0 of dbusmenuqt. + +# Copyright (c) 2009, Canonical Ltd. +# - Author: Aurélien Gâteau <aurelien.gateau@canonical.com> +# +# Based on FindQCA2.cmake +# Copyright (c) 2006, Michael Larouche, <michael.larouche@kdemail.net> +# +# Redistribution and use is allowed according to the terms of the BSD license. +# For details see the accompanying COPYING-CMAKE-SCRIPTS file. + +include(FindPackageHandleStandardArgs) + +find_package(PkgConfig) +pkg_check_modules(PC_DBUSMENUQT QUIET dbusmenu-qt) + + +set(DBUSMENUQT_DEFINITIONS ${PC_DBUSMENUQT_CFLAGS_OTHER}) + +find_library(DBUSMENUQT_LIBRARIES + NAMES dbusmenu-qt dbusmenu-qtd + HINTS ${PC_DBUSMENUQT_LIBDIR} ${PC_DBUSMENUQT_LIBRARY_DIRS} + ) + +find_path(DBUSMENUQT_INCLUDE_DIR dbusmenuexporter.h + HINTS ${PC_DBUSMENUQT_INCLUDEDIR} ${PC_DBUSMENUQT_INCLUDE_DIRS} + PATH_SUFFIXES dbusmenu-qt + ) + + +# dbusmenu_version.h is installed since 0.4.0, fail if a version below this is required: +if ((DBusMenuQt_FIND_VERSION) AND ("${DBusMenuQt_FIND_VERSION}" VERSION_LESS "0.4.0")) + message(FATAL_ERROR "Cannot check reliably for a DBusMenuQt version below 0.4.0 (${DBusMenuQt_FIND_VERSION} was requested)") +endif ((DBusMenuQt_FIND_VERSION) AND ("${DBusMenuQt_FIND_VERSION}" VERSION_LESS "0.4.0")) + + +# find the version number from dbusmenu_version.h and store it in the cache +if(DBUSMENUQT_INCLUDE_DIR AND NOT DBUSMENUQT_VERSION) + # parse the version number out from dbusmenu_version: + if(EXISTS ${DBUSMENUQT_INCLUDE_DIR}/dbusmenu_version.h) + file(READ "${DBUSMENUQT_INCLUDE_DIR}/dbusmenu_version.h" DBUSMENUQT_VERSION_CONTENT) + + if ("${DBUSMENUQT_VERSION_CONTENT}" MATCHES "DBUSMENUQT_VERSION_MAJOR") # introduced after 0.6.4, makes this code here more robust + + string(REGEX MATCH "#define +DBUSMENUQT_VERSION_MAJOR +([0-9]+)" _dummy "${DBUSMENUQT_VERSION_CONTENT}") + set(DBUSMENUQT_VERSION_MAJOR "${CMAKE_MATCH_1}") + + string(REGEX MATCH "#define +DBUSMENUQT_VERSION_MINOR +([0-9]+)" _dummy "${DBUSMENUQT_VERSION_CONTENT}") + set(DBUSMENUQT_VERSION_MINOR "${CMAKE_MATCH_1}") + + string(REGEX MATCH "#define +DBUSMENUQT_VERSION_PATCH +([0-9]+)" _dummy "${DBUSMENUQT_VERSION_CONTENT}") + set(DBUSMENUQT_VERSION_PATCH "${CMAKE_MATCH_1}") + + else("${DBUSMENUQT_VERSION_CONTENT}" MATCHES "DBUSMENUQT_VERSION_MAJOR") + # In versions up to 0.6.4, the code for setting the version number in the header looked like + # shopw below. This made version checking quite un-obvious: + # #define DBUSMENUQT_VERSION \ + # ((0 << 16) \ + # |(6 << 8) \ + # |4) + + string(REGEX MATCH "\\(\\( *([0-9]+) *<<" _dummy "${DBUSMENUQT_VERSION_CONTENT}") + set(DBUSMENUQT_VERSION_MAJOR "${CMAKE_MATCH_1}") + + string(REGEX MATCH "\\|\\( *([0-9]+) *<<" _dummy "${DBUSMENUQT_VERSION_CONTENT}") + set(DBUSMENUQT_VERSION_MINOR "${CMAKE_MATCH_1}") + + string(REGEX MATCH "\\| *([0-9]+) *\\)" _dummy "${DBUSMENUQT_VERSION_CONTENT}") + set(DBUSMENUQT_VERSION_PATCH "${CMAKE_MATCH_1}") + endif("${DBUSMENUQT_VERSION_CONTENT}" MATCHES "DBUSMENUQT_VERSION_MAJOR") + endif(EXISTS ${DBUSMENUQT_INCLUDE_DIR}/dbusmenu_version.h) + + set(DBUSMENUQT_VERSION "${DBUSMENUQT_VERSION_MAJOR}.${DBUSMENUQT_VERSION_MINOR}.${DBUSMENUQT_VERSION_PATCH}" CACHE STRING "Version number of DBusMenuQt" FORCE) +endif(DBUSMENUQT_INCLUDE_DIR AND NOT DBUSMENUQT_VERSION) + + +find_package_handle_standard_args(DBusMenuQt REQUIRED_VARS DBUSMENUQT_LIBRARIES DBUSMENUQT_INCLUDE_DIR + VERSION_VAR DBUSMENUQT_VERSION) +#"Could not find dbusmenu-qt; available at https://launchpad.net/libdbusmenu-qt/" DBUSMENUQT_LIBRARIES DBUSMENUQT_INCLUDE_DIR) + +mark_as_advanced(DBUSMENUQT_INCLUDE_DIR DBUSMENUQT_LIBRARIES DBUSMENUQT_VERSION) |