cmake/FindLibSoup2.cmake
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cmake/FindLibSoup2.cmake	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,186 @@
+# - Try to find libsoup
+# Find libsoup headers, libraries and the answer to all questions.
+#
+#  LIBSOUP2_FOUND                True if libsoup2 got found
+#  LIBSOUP2_INCLUDE_DIRS         Location of libsoup2 headers 
+#  LIBSOUP2_LIBRARIES            List of libaries to use libsoup2
+#  LIBSOUP2_LIBRARY_DIRS         Location of libsoup2 library
+#
+#  LIBSOUP22_FOUND               True if libsoup2.2 got found
+#  LIBSOUP22_INCLUDE_DIRS        Location of libsoup2.2 headers 
+#  LIBSOUP22_LIBRARIES           List of libaries to use libsoup2.2
+#  LIBSOUP22_LIBRARY_DIRS        Location of libsoup2.2 library
+#
+#  LIBSOUP24_FOUND               True if libsoup2.4 got found
+#  LIBSOUP24_INCLUDE_DIRS        Location of libsoup2.4 headers 
+#  LIBSOUP24_LIBRARIES           List of libaries to use libsoup2.4
+#  LIBSOUP24_LIBRARY_DIRS        Location of libsoup2.4 library
+#
+#  Set LIBSOUP2_MIN_VERSION to find libsoup2.2 or libsoup2.4 if only 
+#  one of both libraries is supported
+#
+#  Don't use LIBSOUP2_MIN_VERSION if you want to support 
+#  libsoup2.2 and libsoup2.4. 
+#  Instead use LIBSPOUP22_MIN_VERSION and LIBSPOUP24_MIN_VERSION.
+#
+#  Set LIBSPOUP22_MIN_VERSION to find libsoup2.2 which version is
+#  greater than LIBSPOUP22_MIN_VERSION
+#
+#  Set LIBSPOUP24_MIN_VERSION to find libsoup2.4 which version is
+#  greater than LIBSPOUP24_MIN_VERSION
+#
+#  WARNING: It is not possible to set LIBSPOUP22_MIN_VERSION 
+#  and support any version of libsoup2.4 at the same time.
+#  In this situation you have to set LIBSPOUP24_MIN_VERSION also.
+#  The same applies to LIBSPOUP24_MIN_VERSION and libsoup2.2.
+#
+#  Copyright (c) 2007 Daniel Gollub <gollub@b1-systems.de>
+#  Copyright (c) 2008 Bjoern Ricks  <bjoern.ricks@gmail.com>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 
+# 1. Redistributions of source code must retain the copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+# 3. The name of the author may not be used to endorse or promote products
+#    derived from this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+INCLUDE( FindPkgConfig )
+
+IF ( LibSoup2_FIND_REQUIRED )
+	SET( _pkgconfig_REQUIRED "REQUIRED" )
+ELSE( LibSoup2_FIND_REQUIRED )
+	SET( _pkgconfig_REQUIRED "" )
+ENDIF ( LibSoup2_FIND_REQUIRED )
+
+IF ( LIBSOUP2_MIN_VERSION )
+	STRING(REGEX REPLACE "^(2)(\\.)([0-9]*)(\\.?)(.*)" "\\3" LIBSOUP2_VERSION_MINOR "${LIBSOUP2_MIN_VERSION}")
+	IF ( LIBSOUP2_VERSION_MINOR EQUAL "2" )
+		SET( LIBSOUP22_MIN_VERSION "${LIBSOUP2_MIN_VERSION}" )
+	ELSE ( LIBSOUP2_VERSION_MINOR EQUAL "2" )
+		SET( LIBSOUP24_MIN_VERSION "${LIBSOUP2_MIN_VERSION}" )
+	ENDIF ( LIBSOUP2_VERSION_MINOR EQUAL "2" )
+ENDIF ( LIBSOUP2_MIN_VERSION )
+
+# try to find libsoup2.2>=LIBSOUP22_MIN_VERSION
+IF ( LIBSOUP22_MIN_VERSION )
+	PKG_SEARCH_MODULE( LIBSOUP22 libsoup-2.2>=${LIBSOUP22_MIN_VERSION} libsoup2>=${LIBSOUP22_MIN_VERSION} )
+ENDIF ( LIBSOUP22_MIN_VERSION )
+
+# try to find libsoup2.4>=LIBSOUP24_MIN_VERSION
+IF ( LIBSOUP24_MIN_VERSION )
+	PKG_SEARCH_MODULE( LIBSOUP24 libsoup-2.4>=${LIBSOUP24_MIN_VERSION} libsoup2>=${LIBSOUP24_MIN_VERSION} )
+ENDIF ( LIBSOUP24_MIN_VERSION )	
+
+# try to find any version of libsoup2.4 if LIBSOUP22_MIN_VERSION is not set
+IF ( NOT LIBSOUP24_FOUND AND NOT LIBSOUP22_MIN_VERSION )
+	PKG_SEARCH_MODULE( LIBSOUP24 libsoup-2.4 libsoup2 )
+ENDIF ( NOT LIBSOUP24_FOUND AND NOT LIBSOUP22_MIN_VERSION)
+
+# try to find any version of libsoup2.2 if LIBSOUP24_MIN_VERSION is not set
+IF ( NOT LIBSOUP22_FOUND AND NOT LIBSOUP24_MIN_VERSION )
+	PKG_SEARCH_MODULE( LIBSOUP22 libsoup-2.2 libsoup2 )
+ENDIF ( NOT LIBSOUP22_FOUND AND NOT LIBSOUP24_MIN_VERSION)
+
+# set LIBSOUP2_ variables
+IF ( LIBSOUP24_FOUND )
+	# prefer libsoup2.4 to libsoup2.2 if both are found
+	SET( LIBSOUP2_FOUND ${LIBSOUP24_FOUND} CACHE INTERNAL "" )
+	SET( LIBSOUP2_INCLUDE_DIRS ${LIBSOUP24_INCLUDE_DIRS} CACHE INTERNAL "" )
+	SET( LIBSOUP2_LIBRARIES ${LIBSOUP24_LIBRARIES} CACHE INTERNAL "" )
+	SET( LIBSOUP2_LIBRARY_DIRS ${LIBSOUP24_LIBRARY_DIRS} CACHE INTERNAL "" )
+	SET( LIBSOUP2_VERSION ${LIBSOUP24_VERSION} CACHE INTERNAL "" )
+ELSEIF ( LIBSOUP22_FOUND )
+	SET( LIBSOUP2_FOUND ${LIBSOUP22_FOUND} CACHE INTERNAL "" )
+	SET( LIBSOUP2_INCLUDE_DIRS ${LIBSOUP22_INCLUDE_DIRS} CACHE INTERNAL "" )
+	SET( LIBSOUP2_LIBRARIES ${LIBSOUP22_LIBRARIES} CACHE INTERNAL "" )
+	SET( LIBSOUP2_LIBRARY_DIRS ${LIBSOUP22_LIBRARY_DIRS} CACHE INTERNAL "" )
+	SET( LIBSOUP2_VERSION ${LIBSOUP22_VERSION} CACHE INTERNAL "" )
+ELSEIF( PKG_CONFIG_FOUND AND LibSoup2_FIND_REQUIRED )
+	# raise an error if both libs are not found 
+	# and FIND_PACKAGE( LibSoup2 REQUIRED ) was called
+	MESSAGE( SEND_ERROR "package libsoup2 not found" )
+ENDIF ( LIBSOUP24_FOUND )
+
+IF( NOT LIBSOUP2_FOUND AND NOT PKG_CONFIG_FOUND )
+	# WARNING:
+	# This case is executed if pkg-config isn't installed.
+	# Currently in this case it is only checked if libsoup2.2 is available.
+	# Therefore please don't use this cmake module without pkg-config!
+	FIND_PATH( _libsoup2_include_DIR libsoup/soup.h PATH_SUFFIXES libsoup libsoup-2.2 )
+	FIND_LIBRARY( _libsoup2_LIBRARY soup-2.2)
+
+	IF ( _libsoup2_include_DIR AND _libsoup2_LIBRARY )
+		SET ( _libsoup2_FOUND TRUE )
+	ENDIF ( _libsoup2_include_DIR AND _libsoup2_LIBRARY )
+
+	IF ( _libsoup2_FOUND )
+		SET ( LIBSOUP2_INCLUDE_DIRS ${_libsoup2_include_DIR} )
+		SET ( LIBSOUP2_LIBRARIES ${_libsoup2_LIBRARY} )
+	
+		# find requited glib2
+		IF( NOT GLIB2_FOUND )
+			FIND_PACKAGE( GLIB2 REQUIRED )
+			IF ( GLIB2_FOUND )
+				SET ( LIBSOUP2_INCLUDE_DIRS ${LIBSOUP2_INCLUDE_DIRS} ${GLIB2_INCLUDE_DIRS} )
+				SET ( LIBSOUP2_LIBRARIES ${LIBSOUP2_LIBRARIES} ${GLIB2_LIBRARIES} )
+			ENDIF ( GLIB2_FOUND )
+		ENDIF( NOT GLIB2_FOUND )
+		
+		# find required libxml2
+		IF( NOT LIBXML2_FOUND )
+			FIND_PACKAGE( LibXml2 REQUIRED )
+			IF ( LIBXML2_FOUND )
+				SET ( LIBSOUP2_INCLUDE_DIRS ${LIBSOUP2_INCLUDE_DIRS} ${LIBXML2_INCLUDE_DIRS} )
+				SET ( LIBSOUP2_LIBRARIES ${LIBSOUP2_LIBRARIES} ${LIBXML2_LIBRARIES} )
+			ENDIF( LIBXML2_FOUND )
+		ENDIF( NOT LIBXML2_FOUND )
+		
+		# find required gnutls
+		IF( NOT GNUTLS_FOUND )
+			FIND_PACKAGE( GNUTLS REQUIRED )
+			IF ( GNUTLS_FOUND )
+				SET ( LIBSOUP2_INCLUDE_DIRS ${LIBSOUP2_INCLUDE_DIRS} ${GNUTLS_INCLUDE_DIRS} )
+				SET ( LIBSOUP2_LIBRARIES ${LIBSOUP2_LIBRARIES} ${GNUTLS_LIBRARIES} )
+			ENDIF( GNUTLS_FOUND )
+		ENDIF( NOT GNUTLS_FOUND )
+	ENDIF ( _libsoup2_FOUND )
+
+	MARK_AS_ADVANCED( _libsoup2_include_DIR  _libsoup2_LIBRARY )
+
+	# Report results
+	IF ( LIBSOUP2_LIBRARIES AND LIBSOUP2_INCLUDE_DIRS AND _libsoup2_FOUND )	
+		SET( LIBSOUP2_FOUND 1 )
+		IF ( NOT LibSoup2_FIND_QUIETLY )
+			MESSAGE( STATUS "Found libsoup2: ${_libsoup2_LIBRARY}" )
+		ENDIF ( NOT LibSoup2_FIND_QUIETLY )
+	ELSE ( LIBSOUP2_LIBRARIES AND LIBSOUP_INCLUDE_DIRS AND _libsoup2_FOUND )	
+		IF ( LibSoup2_FIND_REQUIRED )
+			MESSAGE( SEND_ERROR "Could NOT find libsoup2" )
+		ELSE ( LibSoup2_FIND_REQUIRED )
+			IF ( NOT LibSoup2_FIND_QUIETLY )
+				MESSAGE( STATUS "Could NOT find libsoup2" )	
+			ENDIF ( NOT LibSoup2_FIND_QUIETLY )
+		ENDIF ( LibSoup2_FIND_REQUIRED )
+	ENDIF ( LIBSOUP2_LIBRARIES AND LIBSOUP2_INCLUDE_DIRS AND _libsoup2_FOUND )
+ENDIF( NOT LIBSOUP2_FOUND AND NOT PKG_CONFIG_FOUND )
+
+# Hide advanced variables from CMake GUIs
+MARK_AS_ADVANCED( LIBSOUP2_LIBRARIES LIBSOUP2_INCLUDE_DIRS )
+