CMakeScripts/FindXML2.cmake

   1 # - Try to find XML2
   2 # Once done this will define
   3 #
   4 #  XML2_FOUND - system has XML2
   5 #  XML2_INCLUDE_DIRS - the XML2 include directory
   6 #  XML2_LIBRARIES - Link these to use XML2
   7 #  XML2_DEFINITIONS - Compiler switches required for using XML2
   8 #
   9 #  Copyright (c) 2008 Joshua L. Blocher <verbalshadow@gmail.com>
  10 #
  11 #  Redistribution and use is allowed according to the terms of the New
  12 #  BSD license.
  13 #  For details see the accompanying COPYING-CMAKE-SCRIPTS file.
  14 #
  15
  16
  17 if (XML2_LIBRARIES AND XML2_INCLUDE_DIRS)
  18   # in cache already
  19   set(XML2_FOUND TRUE)
  20 else (XML2_LIBRARIES AND XML2_INCLUDE_DIRS)
  21   # use pkg-config to get the directories and then use these values
  22   # in the FIND_PATH() and FIND_LIBRARY() calls
  23   if (${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 4)
  24     include(UsePkgConfig)
  25     pkgconfig(libxml-2.0 _XML2_INCLUDEDIR _XML2_LIBDIR _XML2_LDFLAGS _XML2_CFLAGS)
  26   else (${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 4)
  27     find_package(PkgConfig)
  28     if (PKG_CONFIG_FOUND)
  29       pkg_check_modules(_XML2 libxml-2.0)
  30     endif (PKG_CONFIG_FOUND)
  31   endif (${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 4)
  32   find_path(XML2_INCLUDE_DIR
  33     NAMES
  34       libxml/xmlunicode.h
  35     PATHS
  36       ${_XML2_INCLUDEDIR}
  37       /usr/include
  38       /usr/local/include
  39       /opt/local/include
  40       /sw/include
  41     PATH_SUFFIXES
  42       libxml2
  43   )
  44
  45   find_library(XML2_LIBRARY
  46     NAMES
  47       xml2
  48     PATHS
  49       ${_XML2_LIBDIR}
  50       /usr/lib
  51       /usr/local/lib
  52       /opt/local/lib
  53       /sw/lib
  54   )
  55
  56   if (XML2_LIBRARY)
  57     set(XML2_FOUND TRUE)
  58   endif (XML2_LIBRARY)
  59
  60   set(XML2_INCLUDE_DIRS
  61     ${XML2_INCLUDE_DIR}
  62   )
  63
  64   if (XML2_FOUND)
  65     set(XML2_LIBRARIES
  66       ${XML2_LIBRARIES}
  67       ${XML2_LIBRARY}
  68     )
  69   endif (XML2_FOUND)
  70
  71   if (XML2_INCLUDE_DIRS AND XML2_LIBRARIES)
  72      set(XML2_FOUND TRUE)
  73   endif (XML2_INCLUDE_DIRS AND XML2_LIBRARIES)
  74
  75   if (XML2_FOUND)
  76     if (NOT XML2_FIND_QUIETLY)
  77       message(STATUS "Found XML2: ${XML2_LIBRARIES}")
  78     endif (NOT XML2_FIND_QUIETLY)
  79   else (XML2_FOUND)
  80     if (XML2_FIND_REQUIRED)
  81       message(FATAL_ERROR "Could not find XML2")
  82     endif (XML2_FIND_REQUIRED)
  83   endif (XML2_FOUND)
  84
  85   # show the XML2_INCLUDE_DIRS and XML2_LIBRARIES variables only in the advanced view
  86   mark_as_advanced(XML2_INCLUDE_DIRS XML2_LIBRARIES)
  87
  88 endif (XML2_LIBRARIES AND XML2_INCLUDE_DIRS)
  89