1;; Copyright (c) 2007,2008 Paulo Cesar Pereira de Andrade
2;;
3;; Permission is hereby granted, free of charge, to any person obtaining a
4;; copy of this software and associated documentation files (the "Software"),
5;; to deal in the Software without restriction, including without limitation
6;; the rights to use, copy, modify, merge, publish, distribute, sublicense,
7;; and/or sell copies of the Software, and to permit persons to whom the
8;; Software is furnished to do so, subject to the following conditions:
9;;
10;; The above copyright notice and this permission notice (including the next
11;; paragraph) shall be included in all copies or substantial portions of the
12;; Software.
13;;
14;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17;; THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19;; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20;; DEALINGS IN THE SOFTWARE.
21;;
22;; Author: Paulo Cesar Pereira de Andrade
23;;
24
25;; Mode for editing autoconf/automake m4 files
26
27(require "syntax")
28(in-package "XEDIT")
29
30(defsynprop *prop-macro*
31    "macro"
32    :font	"*courier-bold-r*-12-*"
33    :foreground	"green4")
34
35(defsynprop *prop-separator*
36  "separator"
37  :font		"*courier-bold-r*-12-*"
38  :foreground	"Red3")
39
40(defsynprop *prop-variable*
41  "variable"
42  :font		"*lucidatypewriter-medium-r*-12-*"
43  :foreground	"Gold4")
44
45(defsynprop *prop-escape*
46  "escape"
47  :font		"*lucidatypewriter-medium-r*-12-*"
48  :foreground	"Red3")
49
50(defsyntax *auto-mode* :main nil nil nil
51  ;; dont consider dnl a macro call at top level
52  (syntoken "(#.*|\\<dnl($|\\>.*))" :property *prop-comment*)
53
54  ;; shell keywords
55  (syntoken
56    (string-concat
57      "\\<("
58      "if|then|else|elif|else|fi|case|in|esac|do|done"
59      ")\\>") :property *prop-keyword*)
60
61  ;; toplevel no arguments macro
62  (syntoken "^[a-zA-Z0-9_]+$" :property *prop-macro*)
63
64  (syntable :string *prop-string* nil
65    ;; ignore escaped characters
66    (syntoken "\\\\.")
67    (syntoken "\"" :nospec t :switch -1)
68    (synaugment :variables))
69  (syntable :constant *prop-constant* nil
70    (syntoken "\\\\.")
71    (syntoken "'" :nospec t :switch -1)
72    (synaugment :variables))
73  (syntable :escape *prop-escape* nil
74    (syntoken "\\\\.")
75    (syntoken "`" :nospec t :switch -1)
76    (synaugment :variables))
77
78  (syntable :quoted-string *prop-string* nil
79    (syntoken "\\\"" :nospec t :switch -1))
80
81  (syntable :macro *prop-default* nil
82    (syntoken "," :property *prop-separator*)
83    (syntoken "[" :nospec t :property *prop-separator* :begin :quoted)
84    (syntable :quoted *prop-default* nil
85      ;; allow nesting
86      (syntoken "[" :nospec t :property *prop-separator* :begin :quoted)
87      (syntoken "]" :nospec t :property *prop-separator* :switch -1)
88      (synaugment :shared :comments :variables))
89    (syntoken ")" :nospec t :property *prop-macro* :switch -1)
90    (synaugment :shared :quotes :variables :comments))
91
92  (syntable :shared nil nil
93    (syntoken "[a-zA-Z0-9_]+\\(" :property *prop-macro* :begin :macro)
94    ;; variable assignment
95    (syntoken "[a-zA-Z0-9_-]+=" :property *prop-keyword*))
96
97  (syntable :quotes nil nil
98    (syntoken "\"" :nospec t :begin :string :contained t)
99    (syntoken "'" :nospec t :begin :constant :contained t)
100    (syntoken "`" :nospec t :begin :escape :contained t)
101    (syntoken "\\\"" :nospec t :begin :quoted-string :contained t))
102
103  (syntable :variables nil nil
104    (syntoken "\\$[a-zA-Z0-9_-]+" :property *prop-variable*)
105    (syntoken "\\$\\{[a-zA-Z0-9_-]+\\}" :property *prop-variable*)
106    (syntoken "\\$\\([a-zA-Z0-9_-]+\\)" :property *prop-variable*))
107
108  (syntable :comments nil nil
109    (syntoken "(#.*|\\<dnl($|\\>.*))" :property *prop-comment*))
110
111  (synaugment :shared :quotes :variables))
112