blob: ebca88fef8ced4b53d9254a05088f401bf38c3e7 [file] [log] [blame] [edit]
<?xml version="1.0"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
version="1.0">
<xsl:output method="text" encoding="UTF-8"/>
<xsl:variable name="api" select="document('libxml2-api.xml')"/>
<xsl:template match="/">
<xsl:text>#
# Officially exported symbols, for which header
# file definitions are installed in /usr/include/libxml2
#
# Automatically generated from symbols.xml and syms.xsl
#
# Versions here are *fixed* to match the libxml2 version
# at which the symbol was introduced. This ensures that
# a new client app requiring symbol foo() can't accidentally
# run with old libxml2.so not providing foo() - the global
# soname version info can't enforce this since we never
# change the soname
#
</xsl:text>
<xsl:apply-templates select="/symbols/release"/>
</xsl:template>
<xsl:template match="release">
<xsl:variable name="prev"
select="preceding-sibling::release[position()=1]"/>
<xsl:text>LIBXML2_</xsl:text>
<xsl:value-of select="string(@version)"/>
<xsl:text> {
global:
</xsl:text>
<xsl:for-each select="symbol">
<xsl:if test="string(preceding-sibling::symbol[position()=1]/@file) != string(@file)">
<xsl:text>
# </xsl:text>
<xsl:value-of select="@file"/>
<xsl:text>
</xsl:text>
</xsl:if>
<xsl:apply-templates select="."/>
</xsl:for-each>
<xsl:text>} </xsl:text>
<xsl:if test="$prev">
<xsl:text>LIBXML2_</xsl:text>
<xsl:value-of select="$prev/@version"/>
</xsl:if>
<xsl:text>;
</xsl:text>
</xsl:template>
<xsl:template match="symbol">
<xsl:variable name="name" select="string(.)"/>
<xsl:variable name="file" select="string(@file)"/>
<xsl:choose>
<xsl:when test="@removed">
<xsl:text># </xsl:text>
<xsl:value-of select="$name"/>
<xsl:text>; removed in </xsl:text>
<xsl:value-of select="@removed"/>
<xsl:text>
</xsl:text>
</xsl:when>
<xsl:otherwise>
<!-- make sure we can find that symbol exported from the API list -->
<xsl:variable name="def"
select="$api/api/files/file[@name = $file]/exports[@symbol = $name]"/>
<xsl:if test="string($def/@symbol) != $name">
<xsl:message terminate="yes">
<xsl:text>Failed to find definition in libxml2-api.xml:</xsl:text>
<xsl:value-of select="$name"/>
</xsl:message>
</xsl:if>
<xsl:text> </xsl:text>
<xsl:value-of select="$name"/>
<xsl:text>;</xsl:text>
<xsl:if test="$def/@type = 'variable'">
<xsl:text> # variable</xsl:text>
</xsl:if>
<xsl:if test="@comment">
<xsl:text># </xsl:text>
<xsl:value-of select="@comment"/>
<xsl:text>
</xsl:text>
</xsl:if>
<xsl:text>
</xsl:text>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
</xsl:stylesheet>