wireshark/cmake/modules/FindGLIB2.cmake
Jörg Mayer 4bfd2dfdf1 - FindGLIB2.cmake updates from
http://www.opensync.org/browser/branches/3rd-party-cmake-modules/modules
  + split out FindGMODULE2.cmake
  + contains /sw/... by default
  + supposedly tested on OSX
- Disable pcre for cmake builds by default, gregex should be
  picked up automatically if glib2 is not too old.

Should you have trouble linking due to some libgmodule... stuff
undefined, please add "${GMODULE2_LIBRARIES}" after "${GLIB2_LIBRARIES}"
an report back.

svn path=/trunk/; revision=34248
2010-09-25 15:38:12 +00:00

239 lines
6.3 KiB
CMake

#
# $Id$
#
# - Try to find GLib2
# Once done this will define
#
# GLIB2_FOUND - system has GLib2
# GLIB2_INCLUDE_DIRS - the GLib2 include directory
# GLIB2_LIBRARIES - Link these to use GLib2
#
# HAVE_GLIB_GREGEX_H glib has gregex.h header and
# supports g_regex_match_simple
#
# Copyright (c) 2006 Andreas Schneider <mail@cynapses.org>
# Copyright (c) 2006 Philippe Bernery <philippe.bernery@gmail.com>
# Copyright (c) 2007 Daniel Gollub <gollub@b1-systems.de>
# Copyright (c) 2007 Alban Browaeys <prahal@yahoo.com>
# Copyright (c) 2008 Michael Bell <michael.bell@web.de>
# Copyright (c) 2008-2009 Bjoern Ricks <bjoern.ricks@googlemail.com>
#
# Redistribution and use is allowed according to the terms of the New
# BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
#
IF (GLIB2_LIBRARIES AND GLIB2_INCLUDE_DIRS )
# in cache already
SET(GLIB2_FOUND TRUE)
ELSE (GLIB2_LIBRARIES AND GLIB2_INCLUDE_DIRS )
INCLUDE(FindPkgConfig)
## Glib
IF ( GLIB2_FIND_REQUIRED )
SET( _pkgconfig_REQUIRED "REQUIRED" )
ELSE ( GLIB2_FIND_REQUIRED )
SET( _pkgconfig_REQUIRED "" )
ENDIF ( GLIB2_FIND_REQUIRED )
IF ( GLIB2_MIN_VERSION )
PKG_SEARCH_MODULE( GLIB2 ${_pkgconfig_REQUIRED} glib-2.0>=${GLIB2_MIN_VERSION} )
ELSE ( GLIB2_MIN_VERSION )
PKG_SEARCH_MODULE( GLIB2 ${_pkgconfig_REQUIRED} glib-2.0 )
ENDIF ( GLIB2_MIN_VERSION )
IF ( PKG_CONFIG_FOUND )
IF ( GLIB2_FOUND )
SET ( GLIB2_CORE_FOUND TRUE )
ELSE ( GLIB2_FOUND )
SET ( GLIB2_CORE_FOUND FALSE )
ENDIF ( GLIB2_FOUND )
ENDIF ( PKG_CONFIG_FOUND )
# Look for glib2 include dir and libraries w/o pkgconfig
IF ( NOT GLIB2_FOUND AND NOT PKG_CONFIG_FOUND )
FIND_PATH(
_glibconfig_include_DIR
NAMES
glibconfig.h
PATHS
/opt/gnome/lib64
/opt/gnome/lib
/opt/lib/
/opt/local/lib
/sw/lib/
/usr/lib64
/usr/lib
/usr/local/include
${CMAKE_LIBRARY_PATH}
PATH_SUFFIXES
glib-2.0/include
)
FIND_PATH(
_glib2_include_DIR
NAMES
glib.h
PATHS
/opt/gnome/include
/opt/local/include
/sw/include
/usr/include
/usr/local/include
PATH_SUFFIXES
glib-2.0
)
#MESSAGE(STATUS "Glib headers: ${_glib2_include_DIR}")
FIND_LIBRARY(
_glib2_link_DIR
NAMES
glib-2.0
glib
PATHS
/opt/gnome/lib
/opt/local/lib
/sw/lib
/usr/lib
/usr/local/lib
)
IF ( _glib2_include_DIR AND _glib2_link_DIR )
SET ( _glib2_FOUND TRUE )
ENDIF ( _glib2_include_DIR AND _glib2_link_DIR )
IF ( _glib2_FOUND )
SET ( GLIB2_INCLUDE_DIRS ${_glib2_include_DIR} ${_glibconfig_include_DIR} )
SET ( GLIB2_LIBRARIES ${_glib2_link_DIR} )
SET ( GLIB2_CORE_FOUND TRUE )
ELSE ( _glib2_FOUND )
SET ( GLIB2_CORE_FOUND FALSE )
ENDIF ( _glib2_FOUND )
# Handle dependencies
# libintl
IF ( NOT LIBINTL_FOUND )
FIND_PATH(LIBINTL_INCLUDE_DIR
NAMES
libintl.h
PATHS
/opt/gnome/include
/opt/local/include
/sw/include
/usr/include
/usr/local/include
)
FIND_LIBRARY(LIBINTL_LIBRARY
NAMES
intl
PATHS
/opt/gnome/lib
/opt/local/lib
/sw/lib
/usr/local/lib
/usr/lib
)
IF (LIBINTL_LIBRARY AND LIBINTL_INCLUDE_DIR)
SET (LIBINTL_FOUND TRUE)
ENDIF (LIBINTL_LIBRARY AND LIBINTL_INCLUDE_DIR)
ENDIF ( NOT LIBINTL_FOUND )
# libiconv
IF ( NOT LIBICONV_FOUND )
FIND_PATH(LIBICONV_INCLUDE_DIR
NAMES
iconv.h
PATHS
/opt/gnome/include
/opt/local/include
/opt/local/include
/sw/include
/sw/include
/usr/local/include
/usr/include
PATH_SUFFIXES
glib-2.0
)
FIND_LIBRARY(LIBICONV_LIBRARY
NAMES
iconv
PATHS
/opt/gnome/lib
/opt/local/lib
/sw/lib
/usr/lib
/usr/local/lib
)
IF (LIBICONV_LIBRARY AND LIBICONV_INCLUDE_DIR)
SET (LIBICONV_FOUND TRUE)
ENDIF (LIBICONV_LIBRARY AND LIBICONV_INCLUDE_DIR)
ENDIF ( NOT LIBICONV_FOUND )
IF (LIBINTL_FOUND)
SET (GLIB2_LIBRARIES ${GLIB2_LIBRARIES} ${LIBINTL_LIBRARY})
SET (GLIB2_INCLUDE_DIRS ${GLIB2_INCLUDE_DIRS} ${LIBINTL_INCLUDE_DIR})
ENDIF (LIBINTL_FOUND)
IF (LIBICONV_FOUND)
SET (GLIB2_LIBRARIES ${GLIB2_LIBRARIES} ${LIBICONV_LIBRARY})
SET (GLIB2_INCLUDE_DIRS ${GLIB2_INCLUDE_DIRS} ${LIBICONV_INCLUDE_DIR})
ENDIF (LIBICONV_FOUND)
ENDIF ( NOT GLIB2_FOUND AND NOT PKG_CONFIG_FOUND )
##
IF (GLIB2_CORE_FOUND AND GLIB2_INCLUDE_DIRS AND GLIB2_LIBRARIES)
SET (GLIB2_FOUND TRUE)
ENDIF (GLIB2_CORE_FOUND AND GLIB2_INCLUDE_DIRS AND GLIB2_LIBRARIES)
IF (GLIB2_FOUND)
IF (NOT GLIB2_FIND_QUIETLY)
MESSAGE (STATUS "Found GLib2: ${GLIB2_LIBRARIES} ${GLIB2_INCLUDE_DIRS}")
ENDIF (NOT GLIB2_FIND_QUIETLY)
ELSE (GLIB2_FOUND)
IF (GLIB2_FIND_REQUIRED)
MESSAGE (SEND_ERROR "Could not find GLib2")
ENDIF (GLIB2_FIND_REQUIRED)
ENDIF (GLIB2_FOUND)
# show the GLIB2_INCLUDE_DIRS and GLIB2_LIBRARIES variables only in the advanced view
MARK_AS_ADVANCED(GLIB2_INCLUDE_DIRS GLIB2_LIBRARIES)
MARK_AS_ADVANCED(LIBICONV_INCLUDE_DIR LIBICONV_LIBRARY)
MARK_AS_ADVANCED(LIBINTL_INCLUDE_DIR LIBINTL_LIBRARY)
ENDIF (GLIB2_LIBRARIES AND GLIB2_INCLUDE_DIRS)
IF ( WIN32 )
# include libiconv for win32
IF ( NOT LIBICONV_FOUND )
FIND_PATH(LIBICONV_INCLUDE_DIR iconv.h PATH_SUFFIXES glib-2.0)
FIND_LIBRARY(LIBICONV_LIBRARY NAMES iconv)
IF (LIBICONV_LIBRARY AND LIBICONV_INCLUDE_DIR)
SET (LIBICONV_FOUND TRUE)
ENDIF (LIBICONV_LIBRARY AND LIBICONV_INCLUDE_DIR)
ENDIF ( NOT LIBICONV_FOUND )
IF (LIBICONV_FOUND)
SET (GLIB2_LIBRARIES ${GLIB2_LIBRARIES} ${LIBICONV_LIBRARY})
SET (GLIB2_INCLUDE_DIRS ${GLIB2_INCLUDE_DIRS} ${LIBICONV_INCLUDE_DIR})
ENDIF (LIBICONV_FOUND)
ENDIF ( WIN32 )
IF ( GLIB2_FOUND )
# Check if system has a newer version of glib
# which supports g_regex_match_simple
INCLUDE( CheckIncludeFiles )
SET( CMAKE_REQUIRED_INCLUDES ${GLIB2_INCLUDE_DIRS} )
CHECK_INCLUDE_FILES ( glib/gregex.h HAVE_GLIB_GREGEX_H )
CHECK_INCLUDE_FILES ( glib/gchecksum.h HAVE_GLIB_GCHECKSUM_H )
# Reset CMAKE_REQUIRED_INCLUDES
SET( CMAKE_REQUIRED_INCLUDES "" )
ENDIF( GLIB2_FOUND )