Remove DOCBparser

This code has been broken and deprecated since version 2.6.0, released
in 2003. Because of a bug in commit 961b535c, DOCBparser.c was never
compiled since 2012. I couldn't find a Debian package using any of its
symbols, so it seems safe to remove this module.

8 files changed, 7 insertions, 146 deletions

diff --git a/include/libxml/DOCBparser.h b/include/libxml/DOCBparser.h
deleted file mode 100644
index 748e1ab3..00000000
--- a/include/libxml/DOCBparser.h
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * Summary: old DocBook SGML parser
- * Description: interface for a DocBook SGML non-verifying parser
- * This code is DEPRECATED, and should not be used anymore.
- *
- * Copy: See Copyright for the status of this software.
- *
- * Author: Daniel Veillard
- */
-
-#ifndef __DOCB_PARSER_H__
-#define __DOCB_PARSER_H__
-#include <libxml/xmlversion.h>
-
-#ifdef LIBXML_DOCB_ENABLED
-
-#include <libxml/parser.h>
-#include <libxml/parserInternals.h>
-
-#ifndef IN_LIBXML
-#ifdef __GNUC__
-#warning "The DOCBparser module has been deprecated in libxml2-2.6.0"
-#endif
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/*
- * Most of the back-end structures from XML and SGML are shared.
- */
-typedef xmlParserCtxt docbParserCtxt;
-typedef xmlParserCtxtPtr docbParserCtxtPtr;
-typedef xmlSAXHandler docbSAXHandler;
-typedef xmlSAXHandlerPtr docbSAXHandlerPtr;
-typedef xmlParserInput docbParserInput;
-typedef xmlParserInputPtr docbParserInputPtr;
-typedef xmlDocPtr docbDocPtr;
-
-/*
- * There is only few public functions.
- */
-XML_DEPRECATED
-XMLPUBFUN int XMLCALL
-		     docbEncodeEntities(unsigned char *out,
-                                        int *outlen,
-                                        const unsigned char *in,
-                                        int *inlen, int quoteChar);
-
-XML_DEPRECATED
-XMLPUBFUN docbDocPtr XMLCALL
-		     docbSAXParseDoc   (xmlChar *cur,
-                                        const char *encoding,
-                                        docbSAXHandlerPtr sax,
-                                        void *userData);
-XML_DEPRECATED
-XMLPUBFUN docbDocPtr XMLCALL
-		     docbParseDoc      (xmlChar *cur,
-                                        const char *encoding);
-XML_DEPRECATED
-XMLPUBFUN docbDocPtr XMLCALL
-		     docbSAXParseFile  (const char *filename,
-                                        const char *encoding,
-                                        docbSAXHandlerPtr sax,
-                                        void *userData);
-XML_DEPRECATED
-XMLPUBFUN docbDocPtr XMLCALL
-		     docbParseFile     (const char *filename,
-                                        const char *encoding);
-
-/**
- * Interfaces for the Push mode.
- */
-XML_DEPRECATED
-XMLPUBFUN void XMLCALL
-		     docbFreeParserCtxt      (docbParserCtxtPtr ctxt);
-XML_DEPRECATED
-XMLPUBFUN docbParserCtxtPtr XMLCALL
-		     docbCreatePushParserCtxt(docbSAXHandlerPtr sax,
-                                              void *user_data,
-                                              const char *chunk,
-                                              int size,
-                                              const char *filename,
-                                              xmlCharEncoding enc);
-XML_DEPRECATED
-XMLPUBFUN int XMLCALL
-		     docbParseChunk          (docbParserCtxtPtr ctxt,
-                                              const char *chunk,
-                                              int size,
-                                              int terminate);
-XML_DEPRECATED
-XMLPUBFUN docbParserCtxtPtr XMLCALL
-		     docbCreateFileParserCtxt(const char *filename,
-                                              const char *encoding);
-XML_DEPRECATED
-XMLPUBFUN int XMLCALL
-		     docbParseDocument       (docbParserCtxtPtr ctxt);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* LIBXML_DOCB_ENABLED */
-
-#endif /* __DOCB_PARSER_H__ */
diff --git a/include/libxml/Makefile.am b/include/libxml/Makefile.am
index cf9297aa..6373bc71 100644
--- a/include/libxml/Makefile.am
+++ b/include/libxml/Makefile.am
@@ -27,7 +27,6 @@ xmlinc_HEADERS = \
 		valid.h \
 		xlink.h \
 		xmlversion.h \
-		DOCBparser.h \
 		catalog.h \
 		threads.h \
 		globals.h \
diff --git a/include/libxml/SAX.h b/include/libxml/SAX.h
index ce58bcbd..fa50568f 100644
--- a/include/libxml/SAX.h
+++ b/include/libxml/SAX.h
@@ -193,11 +193,6 @@ XML_DEPRECATED
 XMLPUBFUN void XMLCALL
 		inithtmlDefaultSAXHandler	(xmlSAXHandlerV1 *hdlr);
 #endif
-#ifdef LIBXML_DOCB_ENABLED
-XML_DEPRECATED
-XMLPUBFUN void XMLCALL
-		initdocbDefaultSAXHandler	(xmlSAXHandlerV1 *hdlr);
-#endif
 #endif /* LIBXML_SAX1_ENABLED */
 
 #ifdef __cplusplus
diff --git a/include/libxml/SAX2.h b/include/libxml/SAX2.h
index 842748fc..25047914 100644
--- a/include/libxml/SAX2.h
+++ b/include/libxml/SAX2.h
@@ -98,8 +98,7 @@ XMLPUBFUN void XMLCALL
 XMLPUBFUN void XMLCALL
 		xmlSAX2EndDocument		(void *ctx);
 #if defined(LIBXML_SAX1_ENABLED) || defined(LIBXML_HTML_ENABLED) || \
-    defined(LIBXML_WRITER_ENABLED) || defined(LIBXML_DOCB_ENABLED) || \
-    defined(LIBXML_LEGACY_ENABLED)
+    defined(LIBXML_WRITER_ENABLED) || defined(LIBXML_LEGACY_ENABLED)
 XMLPUBFUN void XMLCALL
 		xmlSAX2StartElement		(void *ctx,
 						 const xmlChar *fullname,
@@ -163,12 +162,6 @@ XMLPUBFUN void XMLCALL
 XMLPUBFUN void XMLCALL
 		htmlDefaultSAXHandlerInit	(void);
 #endif
-#ifdef LIBXML_DOCB_ENABLED
-XMLPUBFUN void XMLCALL
-		xmlSAX2InitDocbDefaultSAXHandler(xmlSAXHandler *hdlr);
-XMLPUBFUN void XMLCALL
-		docbDefaultSAXHandlerInit	(void);
-#endif
 XMLPUBFUN void XMLCALL
 		xmlDefaultSAXHandlerInit	(void);
 #ifdef __cplusplus
diff --git a/include/libxml/globals.h b/include/libxml/globals.h
index 5e41b7bb..40815217 100644
--- a/include/libxml/globals.h
+++ b/include/libxml/globals.h
@@ -67,7 +67,6 @@ XMLCALL xmlOutputBufferCreateFilenameDefault (xmlOutputBufferCreateFilenameFunc
  * compatibility support.
  */
 
-#undef	docbDefaultSAXHandler
 #undef	htmlDefaultSAXHandler
 #undef	oldXMLWDcompatibility
 #undef	xmlBufferAllocScheme
@@ -124,7 +123,7 @@ struct _xmlGlobalState
 
 	xmlSAXLocator xmlDefaultSAXLocator;
 	xmlSAXHandlerV1 xmlDefaultSAXHandler;
-	xmlSAXHandlerV1 docbDefaultSAXHandler;
+	xmlSAXHandlerV1 docbDefaultSAXHandler; /* unused */
 	xmlSAXHandlerV1 htmlDefaultSAXHandler;
 
 	xmlFreeFunc xmlFree;
@@ -251,16 +250,6 @@ XMLPUBVAR xmlFreeFunc xmlFree;
 XMLPUBVAR xmlStrdupFunc xmlMemStrdup;
 #endif /* LIBXML_THREAD_ALLOC_ENABLED */
 
-#ifdef LIBXML_DOCB_ENABLED
-XMLPUBFUN  xmlSAXHandlerV1 * XMLCALL __docbDefaultSAXHandler(void);
-#ifdef LIBXML_THREAD_ENABLED
-#define docbDefaultSAXHandler \
-(*(__docbDefaultSAXHandler()))
-#else
-XMLPUBVAR xmlSAXHandlerV1 docbDefaultSAXHandler;
-#endif
-#endif
-
 #ifdef LIBXML_HTML_ENABLED
 XMLPUBFUN xmlSAXHandlerV1 * XMLCALL __htmlDefaultSAXHandler(void);
 #ifdef LIBXML_THREAD_ENABLED
diff --git a/include/libxml/parser.h b/include/libxml/parser.h
index 44581808..82c61d67 100644
--- a/include/libxml/parser.h
+++ b/include/libxml/parser.h
@@ -190,7 +190,7 @@ struct _xmlParserCtxt {
     const xmlChar    *version;        /* the XML version string */
     const xmlChar   *encoding;        /* the declared encoding, if any */
     int            standalone;        /* standalone document */
-    int                  html;        /* an HTML(1)/Docbook(2) document
+    int                  html;        /* an HTML(1) document
                                        * 3 is HTML after <head>
                                        * 10 is HTML after <body>
                                        */
diff --git a/include/libxml/tree.h b/include/libxml/tree.h
index 9823654a..98e20874 100644
--- a/include/libxml/tree.h
+++ b/include/libxml/tree.h
@@ -177,11 +177,11 @@ typedef enum {
     XML_NAMESPACE_DECL=		18,
     XML_XINCLUDE_START=		19,
     XML_XINCLUDE_END=		20
-#ifdef LIBXML_DOCB_ENABLED
-   ,XML_DOCB_DOCUMENT_NODE=	21
-#endif
+    /* XML_DOCB_DOCUMENT_NODE=	21 */ /* removed */
 } xmlElementType;
 
+/* For backward compatibility */
+#define XML_DOCB_DOCUMENT_NODE 21
 
 /**
  * xmlNotation:
@@ -659,7 +659,7 @@ struct _xmlDOMWrapCtxt {
     defined(LIBXML_SCHEMAS_ENABLED) || defined(LIBXML_DEBUG_ENABLED) || \
     defined (LIBXML_HTML_ENABLED) || defined(LIBXML_SAX1_ENABLED) || \
     defined(LIBXML_HTML_ENABLED) || defined(LIBXML_WRITER_ENABLED) || \
-    defined(LIBXML_DOCB_ENABLED) || defined(LIBXML_LEGACY_ENABLED)
+    defined(LIBXML_LEGACY_ENABLED)
 XMLPUBFUN int XMLCALL
 		xmlValidateNCName	(const xmlChar *value,
 					 int space);
diff --git a/include/libxml/xmlversion.h.in b/include/libxml/xmlversion.h.in
index b1d2a208..944920b2 100644
--- a/include/libxml/xmlversion.h.in
+++ b/include/libxml/xmlversion.h.in
@@ -230,15 +230,6 @@ XMLPUBFUN void XMLCALL xmlCheckVersion(int version);
 #endif
 
 /**
- * LIBXML_DOCB_ENABLED:
- *
- * Whether the SGML Docbook support is configured in
- */
-#if @WITH_DOCB@
-#define LIBXML_DOCB_ENABLED
-#endif
-
-/**
  * LIBXML_XPATH_ENABLED:
  *
  * Whether XPath is configured in