* Makefile.in (XMLFILES): New.

	(COMMON_OBS): Add xml-builtin.o.
	(xml-builtin.c, stamp-xml): New rules.
	(xml-tdesc.o): Update.
	* features/feature_to_c.sh: New file.
	* xml-support.c (MAX_XINCLUDE_DEPTH): Define.
	(struct gdb_xml_parser): Add dtd_name and is_xinclude.
	(gdb_xml_start_element): Initialize scope after possibly reallocating
	scopes.  Move cleanup later.  Handle the XInclude description
	specially.
	(gdb_xml_end_element): Only parse the body if there is a current element.
	Call XML_DefaultCurrent if there is no element.
	(gdb_xml_fetch_external_entity, gdb_xml_use_dtd): New.
	(struct xinclude_parsing_data, xinclude_start_include)
	(xinclude_end_include, xml_xinclude_default)
	(xml_xinclude_start_doctype, xml_xinclude_end_doctype)
	(xml_xinclude_xml_decl, xml_xinclude_cleanup, xinclude_attributes)
	(xinclude_elements, xml_process_xincludes, fetch_xml_builtin): New.
	* xml-support.h (xml_fetch_another, xml_process_xincludes)
	(fetch_xml_builtin, xml_builtin, gdb_xml_use_dtd): New declarations.
	* xml-tdesc.c (tdesc_parse_xml): Add fetcher_baton argument.  Expand
	XInclude directives.  Use the compiled in DTD.
	(fetch_xml_from_file): Add baton argument.  Treat it as a containing
	directory name.  Do not warn here.
	(file_read_description_xml): Update call.  Warn here instead.  Pass
	a dirname as baton.
	(fetch_available_features_from_target): New.
	(target_read_description_xml): Use it.
	* features/gdb-target.dtd: Add copyright notice.  Use xinclude.dtd
	to handle XInclude.
	* features/xinclude.dtd: New file.

	* gdb.xml/bad-include.xml, gdb.xml/inc-2.xml, gdb.xml/inc-body.xml,
	gdb.xml/includes.xml, gdb.xml/tdesc-xinclude.exp: New files.

	* gdb.texinfo (Target Description Format): Add section on XInclude.

1 files changed, 18 insertions, 2 deletions

diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index 9567fac..f9b9827 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -400,6 +400,9 @@ LINTFLAGS= $(GDB_CFLAGS) $(OPCODES_CFLAGS) $(READLINE_CFLAGS) \
 RUNTEST = runtest
 RUNTESTFLAGS=
 
+# XML files to build in to GDB.
+XMLFILES = $(srcdir)/features/gdb-target.dtd $(srcdir)/features/xinclude.dtd
+
 # This is ser-unix.o for any system which supports a v7/BSD/SYSV/POSIX
 # interface to the serial port.  Hopefully if get ported to OS/2, VMS,
 # etc., then there will be (as part of the C library or perhaps as
@@ -972,7 +975,7 @@ COMMON_OBS = $(DEPFILES) $(CONFIG_OBS) $(YYOBJ) \
 	tramp-frame.o \
 	solib.o solib-null.o \
 	prologue-value.o memory-map.o xml-support.o \
-	target-descriptions.o target-memory.o xml-tdesc.o
+	target-descriptions.o target-memory.o xml-tdesc.o xml-builtin.o
 
 TSOBS = inflow.o
 
@@ -1681,6 +1684,19 @@ po/$(PACKAGE).pot: force
 .PRECIOUS: objc-exp.c
 .PRECIOUS: p-exp.c
 
+# XML rules
+
+xml-builtin.c: stamp-xml; @true
+stamp-xml: $(srcdir)/features/feature_to_c.sh Makefile $(XMLFILES)
+	rm -f xml-builtin.tmp
+	AWK="$(AWK)" \
+	  $(SHELL) $(srcdir)/features/feature_to_c.sh \
+	  xml-builtin.tmp $(XMLFILES)
+	$(SHELL) $(srcdir)/../move-if-change xml-builtin.tmp xml-builtin.c
+	echo stamp > stamp-xml
+
+.PRECIOUS: xml-builtin.c
+
 #
 # gdb/ dependencies
 #
@@ -2876,7 +2892,7 @@ xcoffread.o: xcoffread.c $(defs_h) $(bfd_h) $(gdb_string_h) $(gdb_stat_h) \
 xcoffsolib.o: xcoffsolib.c $(defs_h) $(bfd_h) $(xcoffsolib_h) $(inferior_h) \
 	$(gdbcmd_h) $(symfile_h) $(frame_h) $(gdb_regex_h)
 xml-tdesc.o: xml-tdesc.c $(defs_h) $(target_h) $(target_descriptions_h) \
-	$(xml_tdesc_h) $(xml_support_h) $(gdb_assert_h)
+	$(xml_tdesc_h) $(xml_support_h) $(filenames_h) $(gdb_assert_h)
 xml-support.o: xml-support.c $(defs_h) $(xml_support_h) $(exceptions_h) \
 	$(gdbcmd_h) $(gdb_string_h) $(gdb_expat_h) $(safe_ctype_h)
 xstormy16-tdep.o: xstormy16-tdep.c $(defs_h) $(frame_h) $(frame_base_h) \