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+;;
+;; Copyright (c) 2002 by The XFree86 Project, Inc.
+;;
+;; Permission is hereby granted, free of charge, to any person obtaining a
+;; copy of this software and associated documentation files (the "Software"),
+;; to deal in the Software without restriction, including without limitation
+;; the rights to use, copy, modify, merge, publish, distribute, sublicense,
+;; and/or sell copies of the Software, and to permit persons to whom the
+;; Software is furnished to do so, subject to the following conditions:
+;;
+;; The above copyright notice and this permission notice shall be included in
+;; all copies or substantial portions of the Software.
+;;
+;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+;; THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+;; WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+;; OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+;; SOFTWARE.
+;;
+;; Except as contained in this notice, the name of the XFree86 Project shall
+;; not be used in advertising or otherwise to promote the sale, use or other
+;; dealings in this Software without prior written authorization from the
+;; XFree86 Project.
+;;
+;; Author: Paulo César Pereira de Andrade
+;;
+;;
+;; $XFree86: xc/programs/xedit/lisp/modules/progmodes/xrdb.lsp,v 1.2 2002/10/06 17:11:48 paulo Exp $
+;;
+
+(require "syntax")
+(in-package "XEDIT")
+
+(defsynprop *prop-xrdb-comment*
+    "xrdb-comment"
+    :font	"*courier-medium-o*12*"
+    :foreground	"sienna"
+)
+
+(defsynprop *prop-xrdb-special*
+    "format"
+    :font	"*lucidatypewriter-medium-r*12*"
+    :foreground	"RoyalBlue4"
+)
+
+(defsynprop *prop-xrdb-punctuation*
+    "punctuation"
+    :font	"-*-courier-bold-r-*-*-14-*-*-*-*-*-*-1"
+    :foreground	"OrangeRed4"
+)
+
+(defsyntax *xrdb-mode* :main nil nil nil
+    (syntoken "^\\s*!.*"
+	:property *prop-xrdb-comment*)
+    (syntoken "^\\s*#.*"
+	:property *prop-preprocessor*)
+    (syntoken "\\*|\\.|\\?"
+	:property *prop-xrdb-punctuation*
+	:begin :resource)
+    (syntoken "."
+	:nospec t
+	:begin :resource)
+
+    ;; Extra comments
+    (syntoken "/*" :nospec t :begin :comment :contained t)
+    (syntable :comment *prop-comment* nil
+	(syntoken "/*" :nospec t :property *prop-error*)
+	;;  Rule to finish a comment.
+	(syntoken "*/" :nospec t :switch -1)
+    )
+
+    (syntable :resource nil nil
+	(syntoken "\\*|\\.|\\?" :property *prop-xrdb-punctuation*)
+	(syntoken ":\\s*" :property *prop-xrdb-punctuation* :begin :value)
+    )
+
+    (syntable :value *prop-string* nil
+	(syntoken "\\\\$" :property *prop-constant*)
+
+
+	;; If the pattern ends at a newline, must switch to the previous state.
+	;; Not sure yet how to better handle this. The parser does not detect
+	;; eol because it is a match to the empty string. A possible hack
+	;; would be to check if the pattern string ends in a "$", but probably
+	;; better in this case to have a syntoken option, to tell the parser
+	;; an eol may exist.
+	(syntoken
+	    (string-concat
+		"("
+		"\\d+|"				;; numbers
+		"(#\\x+|rgb:\\x+/\\x+/\\x+)|"	;; color spec
+		"#\\w+"				;; translation table
+		")$")
+	    :property *prop-xrdb-special* :switch -2)
+	(syntoken "(\\\\n?|\")$"
+	    :property *prop-constant* :switch -2)
+
+	;; XXX Cut&paste of the above, only without the match to eol
+	(syntoken
+	    (string-concat
+		"("
+		"\\d+|"
+		"(#\\x+|rgb:\\x+/\\x+/\\x+)|"
+		"#\\w+"
+		")")
+	    :property *prop-xrdb-special*)
+	(syntoken "(\\\\n?|\")"
+	    :property *prop-constant*)
+
+	(syntoken "/*" :nospec t :begin :comment :contained t)
+	(syntoken ".?$" :switch -2)
+    )
+)