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-rw-r--r--lisp/ChangeLog2
-rw-r--r--lisp/xml.el18
2 files changed, 19 insertions, 1 deletions
diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 6f3b0205bbf..50cbc41d107 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -7,6 +7,8 @@
isn't followed by an entity.
(xml-parse-tag): Concatnate any string following the a
<![CDATA[]]> section to the parsed CDATA.
+ (xml-parse-dtd): Skip parameter entity declarations and use of
+ parameter entities.
2004-12-01 Luc Teirlinck <teirllm@auburn.edu>
diff --git a/lisp/xml.el b/lisp/xml.el
index 550ade8ab8f..aba84d33230 100644
--- a/lisp/xml.el
+++ b/lisp/xml.el
@@ -179,7 +179,7 @@ If PARSE-NS is non-nil, then QNAMES are expanded."
xml)))
-(let* ((start-chars (concat ":[:alpha:]_"))
+(let* ((start-chars (concat "[:alpha:]:_"))
(name-chars (concat "-[:digit:]." start-chars))
;;[3] S ::= (#x20 | #x9 | #xD | #xA)+
(whitespace "[ \t\n\r]"))
@@ -652,6 +652,22 @@ This follows the rule [28] in the XML specifications."
(xml-parse-fragment
xml-validating-parser
parse-ns))))))))
+ ;; skip parameter entity declarations
+ ((or (looking-at (concat "<!ENTITY[ \t\n\r]+%[ \t\n\r]+\\(" xml-name-re
+ "\\)[ \t\n\r]+SYSTEM[ \t\n\r]+"
+ "\\(\"[^\"]*\"\\|'[^']*'\\)[ \t\n\r]*>"))
+ (looking-at (concat "<!ENTITY[ \t\n\r]+"
+ "%[ \t\n\r]+"
+ "\\(" xml-name-re "\\)[ \t\n\r]+"
+ "PUBLIC[ \t\n\r]+"
+ "\\(\"[- \r\na-zA-Z0-9'()+,./:=?;!*#@$_%]*\""
+ "\\|'[- \r\na-zA-Z0-9()+,./:=?;!*#@$_%]*'\\)[ \t\n\r]+"
+ "\\(\"[^\"]+\"\\|'[^']+'\\)"
+ "[ \t\n\r]*>")))
+ (goto-char (match-end 0)))
+ ;; skip parameter entities
+ ((looking-at (concat "%" xml-name-re ";"))
+ (goto-char (match-end 0)))
(t
(when xml-validating-parser
(error "XML: (Validity) Invalid DTD item"))))))