sync code with last improvements from OpenBSD

app/xedit/lisp/modules/progmodes/auto.lsp

@@ -0,0 +1,111 @@
+;; Copyright (c) 2007,2008 Paulo Cesar Pereira de Andrade
+;;
+;; 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 (including the next
+;; paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
+;;
+;; Author: Paulo Cesar Pereira de Andrade
+;;
+
+;; Mode for editing autoconf/automake m4 files
+
+(require "syntax")
+(in-package "XEDIT")
+
+(defsynprop *prop-macro*
+    "macro"
+    :font	"*courier-bold-r*-12-*"
+    :foreground	"green4")
+
+(defsynprop *prop-separator*
+  "separator"
+  :font		"*courier-bold-r*-12-*"
+  :foreground	"Red3")
+
+(defsynprop *prop-variable*
+  "variable"
+  :font		"*lucidatypewriter-medium-r*-12-*"
+  :foreground	"Gold4")
+
+(defsynprop *prop-escape*
+  "escape"
+  :font		"*lucidatypewriter-medium-r*-12-*"
+  :foreground	"Red3")
+
+(defsyntax *auto-mode* :main nil nil nil
+  ;; dont consider dnl a macro call at top level
+  (syntoken "(#.*|\\<dnl($|\\>.*))" :property *prop-comment*)
+
+  ;; shell keywords
+  (syntoken
+    (string-concat
+      "\\<("
+      "if|then|else|elif|else|fi|case|in|esac|do|done"
+      ")\\>") :property *prop-keyword*)
+
+  ;; toplevel no arguments macro
+  (syntoken "^[a-zA-Z0-9_]+$" :property *prop-macro*)
+
+  (syntable :string *prop-string* nil
+    ;; ignore escaped characters
+    (syntoken "\\\\.")
+    (syntoken "\"" :nospec t :switch -1)
+    (synaugment :variables))
+  (syntable :constant *prop-constant* nil
+    (syntoken "\\\\.")
+    (syntoken "'" :nospec t :switch -1)
+    (synaugment :variables))
+  (syntable :escape *prop-escape* nil
+    (syntoken "\\\\.")
+    (syntoken "`" :nospec t :switch -1)
+    (synaugment :variables))
+
+  (syntable :quoted-string *prop-string* nil
+    (syntoken "\\\"" :nospec t :switch -1))
+
+  (syntable :macro *prop-default* nil
+    (syntoken "," :property *prop-separator*)
+    (syntoken "[" :nospec t :property *prop-separator* :begin :quoted)
+    (syntable :quoted *prop-default* nil
+      ;; allow nesting
+      (syntoken "[" :nospec t :property *prop-separator* :begin :quoted)
+      (syntoken "]" :nospec t :property *prop-separator* :switch -1)
+      (synaugment :shared :comments :variables))
+    (syntoken ")" :nospec t :property *prop-macro* :switch -1)
+    (synaugment :shared :quotes :variables :comments))
+
+  (syntable :shared nil nil
+    (syntoken "[a-zA-Z0-9_]+\\(" :property *prop-macro* :begin :macro)
+    ;; variable assignment
+    (syntoken "[a-zA-Z0-9_-]+=" :property *prop-keyword*))
+
+  (syntable :quotes nil nil
+    (syntoken "\"" :nospec t :begin :string :contained t)
+    (syntoken "'" :nospec t :begin :constant :contained t)
+    (syntoken "`" :nospec t :begin :escape :contained t)
+    (syntoken "\\\"" :nospec t :begin :quoted-string :contained t))
+
+  (syntable :variables nil nil
+    (syntoken "\\$[a-zA-Z0-9_-]+" :property *prop-variable*)
+    (syntoken "\\$\\{[a-zA-Z0-9_-]+\\}" :property *prop-variable*)
+    (syntoken "\\$\\([a-zA-Z0-9_-]+\\)" :property *prop-variable*))
+
+  (syntable :comments nil nil
+    (syntoken "(#.*|\\<dnl($|\\>.*))" :property *prop-comment*))
+
+  (synaugment :shared :quotes :variables))