From 311bcfc6b3acdd6fd152798c7f287ddf74fa2a98 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 16 Apr 2024 21:46:48 +0200
Subject: Adding upstream version 15.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 doc/src/sgml/stylesheet-speedup-common.xsl | 100 +++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 doc/src/sgml/stylesheet-speedup-common.xsl

(limited to 'doc/src/sgml/stylesheet-speedup-common.xsl')

diff --git a/doc/src/sgml/stylesheet-speedup-common.xsl b/doc/src/sgml/stylesheet-speedup-common.xsl
new file mode 100644
index 0000000..e3fb582
--- /dev/null
+++ b/doc/src/sgml/stylesheet-speedup-common.xsl
@@ -0,0 +1,100 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                version='1.0'>
+
+<!-- Performance-optimized versions of some upstream templates from common/
+     directory -->
+
+<!-- from common/labels.xsl -->
+
+<xsl:template match="chapter" mode="label.markup">
+  <xsl:choose>
+    <xsl:when test="@label">
+      <xsl:value-of select="@label"/>
+    </xsl:when>
+    <xsl:when test="string($chapter.autolabel) != 0">
+      <xsl:if test="$component.label.includes.part.label != 0 and
+                      ancestor::part">
+        <xsl:variable name="part.label">
+          <xsl:apply-templates select="ancestor::part"
+                               mode="label.markup"/>
+        </xsl:variable>
+        <xsl:if test="$part.label != ''">
+          <xsl:value-of select="$part.label"/>
+          <xsl:apply-templates select="ancestor::part"
+                               mode="intralabel.punctuation">
+            <xsl:with-param name="object" select="."/>
+          </xsl:apply-templates>
+        </xsl:if>
+      </xsl:if>
+      <xsl:variable name="format">
+        <xsl:call-template name="autolabel.format">
+          <xsl:with-param name="format" select="$chapter.autolabel"/>
+        </xsl:call-template>
+      </xsl:variable>
+      <xsl:choose>
+        <xsl:when test="$label.from.part != 0 and ancestor::part">
+          <xsl:number from="part" count="chapter" format="{$format}" level="any"/>
+        </xsl:when>
+        <xsl:otherwise>
+          <!-- Optimization for pgsql-docs: When counting to get label for
+               this chapter, preceding chapters can only be our siblings or
+               children of a preceding part, so only count those instead of
+               scanning the entire node tree. -->
+          <!-- <xsl:number from="book" count="chapter" format="{$format}" level="any"/> -->
+          <xsl:number value="count(../preceding-sibling::part/chapter) + count(preceding-sibling::chapter) + 1" format="{$format}"/>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:when>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template match="appendix" mode="label.markup">
+  <xsl:choose>
+    <xsl:when test="@label">
+      <xsl:value-of select="@label"/>
+    </xsl:when>
+    <xsl:when test="string($appendix.autolabel) != 0">
+      <xsl:if test="$component.label.includes.part.label != 0 and
+                      ancestor::part">
+        <xsl:variable name="part.label">
+          <xsl:apply-templates select="ancestor::part"
+                               mode="label.markup"/>
+        </xsl:variable>
+        <xsl:if test="$part.label != ''">
+          <xsl:value-of select="$part.label"/>
+          <xsl:apply-templates select="ancestor::part"
+                               mode="intralabel.punctuation">
+            <xsl:with-param name="object" select="."/>
+          </xsl:apply-templates>
+        </xsl:if>
+      </xsl:if>
+      <xsl:variable name="format">
+        <xsl:call-template name="autolabel.format">
+          <xsl:with-param name="format" select="$appendix.autolabel"/>
+        </xsl:call-template>
+      </xsl:variable>
+      <xsl:choose>
+        <xsl:when test="$label.from.part != 0 and ancestor::part">
+          <xsl:number from="part" count="appendix" format="{$format}" level="any"/>
+        </xsl:when>
+        <xsl:otherwise>
+          <!-- Optimization for pgsql-docs: When counting to get label for
+               this appendix, preceding appendixes can only be our siblings or
+               children of a preceding part, so only count those instead of
+               scanning the entire node tree. -->
+          <!-- <xsl:number from="book|article" count="appendix" format="{$format}" level="any"/> -->
+          <xsl:number value="count(../preceding-sibling::part/appendix) + count(preceding-sibling::appendix) + 1" format="{$format}"/>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:when>
+  </xsl:choose>
+</xsl:template>
+
+<!-- from common/l10n.xsl -->
+
+<!-- Just hardcode the language for the whole document, to make it faster. -->
+
+<xsl:template name="l10n.language">en</xsl:template>
+
+</xsl:stylesheet>
-- 
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