v4-0005-Use-new-style-SQL-function-in-xml2-extension.patch

>From ca3f87189eaf060a91486b5d2167930ecdf7b541 Mon Sep 17 00:00:00 2001
From: Ronan Dunklau <ronan.dunklau@aiven.io>
Date: Mon, 28 Oct 2024 16:25:52 +0100
Subject: [PATCH v4 5/6] Use "new style" SQL function in xml2 extension

Author: Tom Lane
Discussion: https://www.postgresql.org/message-id/3395418.1618352794%40sss.pgh.pa.us
---
 contrib/xml2/Makefile           |  4 +++-
 contrib/xml2/meson.build        |  1 +
 contrib/xml2/xml2--1.1--1.2.sql | 18 ++++++++++++++++++
 contrib/xml2/xml2.control       |  2 +-
 4 files changed, 23 insertions(+), 2 deletions(-)
 create mode 100644 contrib/xml2/xml2--1.1--1.2.sql

diff --git a/contrib/xml2/Makefile b/contrib/xml2/Makefile
index 0d703fe0e8f..8597e9aa9c5 100644
--- a/contrib/xml2/Makefile
+++ b/contrib/xml2/Makefile
@@ -7,7 +7,9 @@ OBJS = \
 	xslt_proc.o
 
 EXTENSION = xml2
-DATA = xml2--1.1.sql xml2--1.0--1.1.sql
+DATA = xml2--1.1.sql \
+	xml2--1.1--1.2.sql \
+	xml2--1.0--1.1.sql
 PGFILEDESC = "xml2 - XPath querying and XSLT"
 
 REGRESS = xml2
diff --git a/contrib/xml2/meson.build b/contrib/xml2/meson.build
index 5e80e17f824..32d9ab53cbd 100644
--- a/contrib/xml2/meson.build
+++ b/contrib/xml2/meson.build
@@ -27,6 +27,7 @@ contrib_targets += xml2
 install_data(
   'xml2--1.0--1.1.sql',
   'xml2--1.1.sql',
+  'xml2--1.1--1.2.sql',
   'xml2.control',
   kwargs: contrib_data_args,
 )
diff --git a/contrib/xml2/xml2--1.1--1.2.sql b/contrib/xml2/xml2--1.1--1.2.sql
new file mode 100644
index 00000000000..12d00064e8f
--- /dev/null
+++ b/contrib/xml2/xml2--1.1--1.2.sql
@@ -0,0 +1,18 @@
+/* contrib/xml2/xml2--1.1--1.2.sql */
+
+-- complain if script is sourced in psql, rather than via ALTER EXTENSION
+\echo Use "ALTER EXTENSION xml2 UPDATE TO '1.2'" to load this file. \quit
+
+CREATE OR REPLACE FUNCTION xpath_list(text,text) RETURNS text
+LANGUAGE SQL STRICT IMMUTABLE PARALLEL SAFE
+RETURN xpath_list($1,$2,',');
+
+CREATE OR REPLACE FUNCTION xpath_nodeset(text,text)
+RETURNS text
+LANGUAGE SQL STRICT IMMUTABLE PARALLEL SAFE
+RETURN xpath_nodeset($1,$2,'','');
+
+CREATE OR REPLACE FUNCTION xpath_nodeset(text,text,text)
+RETURNS text
+LANGUAGE SQL STRICT IMMUTABLE PARALLEL SAFE
+RETURN xpath_nodeset($1,$2,'',$3);
diff --git a/contrib/xml2/xml2.control b/contrib/xml2/xml2.control
index ba2c0599a37..b32156c949e 100644
--- a/contrib/xml2/xml2.control
+++ b/contrib/xml2/xml2.control
@@ -1,6 +1,6 @@
 # xml2 extension
 comment = 'XPath querying and XSLT'
-default_version = '1.1'
+default_version = '1.2'
 module_pathname = '$libdir/pgxml'
 # XXX do we still need this to be non-relocatable?
 relocatable = false
-- 
2.47.0