CMake/Modules/FindLibXml2.cmake

67 lines
2.7 KiB
CMake

# - Try to find the LibXml2 xml processing library
# Once done this will define
#
# LIBXML2_FOUND - System has LibXml2
# LIBXML2_INCLUDE_DIR - The LibXml2 include directory
# LIBXML2_LIBRARIES - The libraries needed to use LibXml2
# LIBXML2_DEFINITIONS - Compiler switches required for using LibXml2
# LIBXML2_XMLLINT_EXECUTABLE - The XML checking tool xmllint coming with LibXml2
# LIBXML2_VERSION_STRING - the version of LibXml2 found (since CMake 2.8.8)
#=============================================================================
# Copyright 2006-2009 Kitware, Inc.
# Copyright 2006 Alexander Neundorf <neundorf@kde.org>
#
# Distributed under the OSI-approved BSD License (the "License");
# see accompanying file Copyright.txt for details.
#
# This software is distributed WITHOUT ANY WARRANTY; without even the
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the License for more information.
#=============================================================================
# (To distribute this file outside of CMake, substitute the full
# License text for the above reference.)
# use pkg-config to get the directories and then use these values
# in the FIND_PATH() and FIND_LIBRARY() calls
FIND_PACKAGE(PkgConfig QUIET)
PKG_CHECK_MODULES(PC_LIBXML QUIET libxml-2.0)
SET(LIBXML2_DEFINITIONS ${PC_LIBXML_CFLAGS_OTHER})
FIND_PATH(LIBXML2_INCLUDE_DIR NAMES libxml/xpath.h
HINTS
${PC_LIBXML_INCLUDEDIR}
${PC_LIBXML_INCLUDE_DIRS}
PATH_SUFFIXES libxml2
)
FIND_LIBRARY(LIBXML2_LIBRARIES NAMES xml2 libxml2
HINTS
${PC_LIBXML_LIBDIR}
${PC_LIBXML_LIBRARY_DIRS}
)
FIND_PROGRAM(LIBXML2_XMLLINT_EXECUTABLE xmllint)
# for backwards compat. with KDE 4.0.x:
SET(XMLLINT_EXECUTABLE "${LIBXML2_XMLLINT_EXECUTABLE}")
IF(PC_LIBXML_VERSION)
SET(LIBXML2_VERSION_STRING ${PC_LIBXML_VERSION})
ELSEIF(LIBXML2_INCLUDE_DIR AND EXISTS "${LIBXML2_INCLUDE_DIR}/libxml/xmlversion.h")
FILE(STRINGS "${LIBXML2_INCLUDE_DIR}/libxml/xmlversion.h" libxml2_version_str
REGEX "^#define[\t ]+LIBXML_DOTTED_VERSION[\t ]+\".*\"")
STRING(REGEX REPLACE "^#define[\t ]+LIBXML_DOTTED_VERSION[\t ]+\"([^\"]*)\".*" "\\1"
LIBXML2_VERSION_STRING "${libxml2_version_str}")
UNSET(libxml2_version_str)
ENDIF()
# handle the QUIETLY and REQUIRED arguments and set LIBXML2_FOUND to TRUE if
# all listed variables are TRUE
INCLUDE(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(LibXml2
REQUIRED_VARS LIBXML2_LIBRARIES LIBXML2_INCLUDE_DIR
VERSION_VAR LIBXML2_VERSION_STRING)
MARK_AS_ADVANCED(LIBXML2_INCLUDE_DIR LIBXML2_LIBRARIES LIBXML2_XMLLINT_EXECUTABLE)