Added support for takeover functionalities on PgSQL 8.4 running on Linux too.

Recompilation of MySQL shared object with MySQL 5.1 development libraries on Debian 5.3.
Tweaked the UDF compilation/installation files for both MySQL and PgSQL.

extra/udfhack/linux/lib_mysqludf_sys/Makefile

@@ -1,6 +1,9 @@
+# For MySQL < 5.1
 LIBDIR=/usr/lib
+# For MySQL >= 5.1
+#LIBDIR=/usr/lib/mysql/plugin
 
 install:
 	gcc -Wall -I/usr/include/mysql -O1 -shared lib_mysqludf_sys.c -o lib_mysqludf_sys.so
 	strip -sx lib_mysqludf_sys.so
-	sudo cp -f lib_mysqludf_sys.so $(LIBDIR)/lib_mysqludf_sys.so
+	cp -f lib_mysqludf_sys.so $(LIBDIR)/lib_mysqludf_sys.so

extra/udfhack/linux/lib_mysqludf_sys/install.sh

@@ -29,7 +29,7 @@ make
 if test $? -ne 0; then
 	echo "ERROR: You need libmysqlclient development software installed"
 	echo "to be able to compile this UDF, on Debian/Ubuntu just run:"
-	echo "apt-get install libmysqlclient15-dev"
+	echo "apt-get install libmysqlclient-dev"
 	exit 1
 else
 	echo "MySQL UDF compiled successfully"

extra/udfhack/linux/lib_postgresqludf_sys/install.sh

@@ -36,9 +36,9 @@ if test $? -ne 0; then
 
 	if test "${VERSION}" == "8.2"; then
 		echo "apt-get install postgresql-server-dev-8.2"
-	else if test "${VERSION}" == "8.3"; then
+	elif test "${VERSION}" == "8.3"; then
 		echo "apt-get install postgresql-server-dev-8.3"
-	else if test "${VERSION}" == "8.4"; then
+	elif test "${VERSION}" == "8.4"; then
 		echo "apt-get install postgresql-server-dev-8.4"
 	fi