- CVE-2009-3736: use libltdl on host if existing and fall

back using convenienve libltdl (with a config warning)
- updated libtool version

ChangeLog

@@ -1,5 +1,8 @@
 0.8.0
 =====
+  19-Feb-2010:  - CVE-2009-3736: use libltdl on host if existing and fall 
+                  back using convenienve libltdl (with a config warning)
+                - updated libtool version
   21-Jan-2010:  - Support for UPDATE (RFC3311)
   07-Jan-2010:  - Better handling of matching the local UAs
   15-Dec-2009:  - Better handling for SIP redirecting with newer kernels

configure.in

@@ -45,6 +45,8 @@ dnl				libs now in libosip_prefix_dir
 dnl	 1-Mar-2009	tries	building with --enable-static-libosip2 requires
 dnl				--disable-shared to be set as well (plugins will
 dnl				be statically linked into siproxd)
+dnl	19-Feb-2010	tries	CVE-2009-3736: use libltdl on host if existing
+dnl				and fall back using convenienve libltdl (WARN)
 dnl
 dnl
 
@@ -100,13 +102,21 @@ AC_LIBLTDL_CONVENIENCE
 dnl
 dnl Check for dlopen support
 AC_LIBTOOL_DLOPEN
+dnl
 dnl Configure libtool
 AC_PROG_LIBTOOL
 dnl
 dnl Substitute LTDLINCL and LIBLTDL in the Makefiles
-AC_SUBST(LTDLINCL)
-AC_SUBST(LIBLTDL)
-AC_CONFIG_SUBDIRS(libltdl)
+dnl this is only done if no native libltdl is found.
+AC_CHECK_LIB(ltdl, lt_dlopen, [
+   echo "Good: native libltdl found, using it.";
+   LIBS="$LIBS -lltdl";
+],[
+   echo "*** WARNING: no native libltdl found, using convenience libltdl!";
+   AC_SUBST(LTDLINCL)
+   AC_SUBST(LIBLTDL)
+   AC_CONFIG_SUBDIRS(libltdl)
+],)
 
 
 dnl **********************************************

scripts/config.sub

@@ -260,7 +260,7 @@ case $basic_machine in
 	| s390 | s390x \
 	| sh | sh[1234] | sh[23]e | sh[34]eb | shbe | shle | sh[1234]le | sh3ele \
 	| sh64 | sh64le \
-	| sparc | sparc64 | sparc86x | sparclet | sparclite | sparcv9 | sparcv9b \
+	| sparc | sparc64 | sparc86x | sparclet | sparclite | sparcv8 | sparcv9 | sparcv9b \
 	| strongarm \
 	| tahoe | thumb | tic4x | tic80 | tron \
 	| v850 | v850e \
@@ -334,7 +334,7 @@ case $basic_machine in
 	| sh-* | sh[1234]-* | sh[23]e-* | sh[34]eb-* | shbe-* \
 	| shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
 	| sparc-* | sparc64-* | sparc86x-* | sparclet-* | sparclite-* \
-	| sparcv9-* | sparcv9b-* | strongarm-* | sv1-* | sx?-* \
+	| sparcv8-* | sparcv9-* | sparcv9b-* | strongarm-* | sv1-* | sx?-* \
 	| tahoe-* | thumb-* \
 	| tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \
 	| tron-* \
@@ -1051,7 +1051,7 @@ case $basic_machine in
 	sh64)
 		basic_machine=sh64-unknown
 		;;
-	sparc | sparcv9 | sparcv9b)
+	sparc | sparcv8 | sparcv9 | sparcv9b)
 		basic_machine=sparc-sun
 		;;
 	cydra)