Some fixes to follow coding conventions in files from Gnus.
[bpt/emacs.git] / lisp / pcmpl-gnu.el
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1;;; pcmpl-gnu --- completions for GNU project tools
2
3;; Copyright (C) 1999, 2000 Free Software Foundation
4
5;; This file is part of GNU Emacs.
6
7;; GNU Emacs is free software; you can redistribute it and/or modify
8;; it under the terms of the GNU General Public License as published by
9;; the Free Software Foundation; either version 2, or (at your option)
10;; any later version.
11
12;; GNU Emacs is distributed in the hope that it will be useful,
13;; but WITHOUT ANY WARRANTY; without even the implied warranty of
14;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15;; GNU General Public License for more details.
16
17;; You should have received a copy of the GNU General Public License
18;; along with GNU Emacs; see the file COPYING. If not, write to the
19;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20;; Boston, MA 02111-1307, USA.
21
22;;; Code:
23
24(provide 'pcmpl-gnu)
25
26(require 'pcomplete)
27(require 'pcmpl-unix)
28
29(defgroup pcmpl-gnu nil
30 "Completions for GNU project tools."
31 :group 'pcomplete)
32
33;; User Variables:
34
35(defcustom pcmpl-gnu-makefile-regexps
ca7aae91 36 '("\\`GNUmakefile" "\\`Makefile" "\\.mak\\'")
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37 "*A list of regexps that will match Makefile names."
38 :type '(repeat regexp)
39 :group 'pcmpl-gnu)
40
41;; Functions:
42
43;;;###autoload
44(defun pcomplete/gzip ()
45 "Completion for `gzip'."
46 (let ((pcomplete-help "(gzip)"))
47 (pcomplete-opt "cdfhlLnNqrStvV123456789")
48 (while (pcomplete-here
49 (pcmpl-gnu-zipped-files
50 (catch 'has-d-flag
51 (let ((args pcomplete-args))
52 (while args
53 (if (string-match "\\`-.*[dt]" (car args))
54 (throw 'has-d-flag t))
55 (setq args (cdr args))))))))))
56
57(defun pcmpl-gnu-zipped-files (unzip-p)
58 "Find all zipped or unzipped files: the inverse of UNZIP-P."
59 (pcomplete-entries
60 nil
61 (function
62 (lambda (entry)
63 (when (and (file-readable-p entry)
64 (file-regular-p entry))
65 (let ((zipped (string-match "\\.\\(t?gz\\|\\(ta\\)?Z\\)\\'"
66 entry)))
67 (or (and unzip-p zipped)
68 (and (not unzip-p) (not zipped)))))))))
69
70;;;###autoload
71(defun pcomplete/bzip2 ()
72 "Completion for `bzip2'."
73 (pcomplete-opt "hdzkftcqvLVs123456789")
74 (while (pcomplete-here
75 (pcmpl-gnu-bzipped-files
76 (catch 'has-d-flag
77 (let ((args pcomplete-args))
78 (while args
79 (if (string-match "\\`-.*[dt]" (car args))
80 (throw 'has-d-flag t))
81 (setq args (cdr args)))))))))
82
83(defun pcmpl-gnu-bzipped-files (unzip-p)
84 "Find all zipped or unzipped files: the inverse of UNZIP-P."
85 (pcomplete-entries
86 nil
87 (function
88 (lambda (entry)
89 (when (and (file-readable-p entry)
90 (file-regular-p entry))
91 (let ((zipped (string-match "\\.\\(t?z2\\|bz2\\)\\'" entry)))
92 (or (and unzip-p zipped)
93 (and (not unzip-p) (not zipped)))))))))
94
95;;;###autoload
96(defun pcomplete/make ()
97 "Completion for GNU `make'."
98 (let ((pcomplete-help "(make)Top"))
99 (pcomplete-opt "bmC/def(pcmpl-gnu-makefile-names)hiI/j?kl?no.pqrsStvwW.")
100 (while (pcomplete-here (pcmpl-gnu-make-rule-names) nil 'identity))))
101
102(defun pcmpl-gnu-makefile-names ()
103 "Return a list of possible makefile names."
104 (let ((names (list t))
105 (reg pcmpl-gnu-makefile-regexps))
106 (while reg
107 (nconc names (pcomplete-entries (car reg)))
108 (setq reg (cdr reg)))
109 (cdr names)))
110
111(defun pcmpl-gnu-make-rule-names ()
112 "Return a list of possible make rule names in MAKEFILE."
113 (let* ((minus-f (member "-f" pcomplete-args))
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114 (makefile (or (cadr minus-f)
115 (if (file-exists-p "GNUmakefile")
116 "GNUmakefile"
117 "Makefile")))
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118 rules)
119 (if (not (file-readable-p makefile))
120 (unless minus-f (list "-f"))
121 (with-temp-buffer
122 (insert-file-contents-literally makefile)
123 (while (re-search-forward
124 (concat "^\\s-*\\([^\n#%.$][^:=\n]*\\)\\s-*:[^=]") nil t)
125 (setq rules (append (split-string (match-string 1)) rules))))
126 (pcomplete-uniqify-list rules))))
127
128(defcustom pcmpl-gnu-tarfile-regexp
129 "\\.t\\(ar\\(\\.\\(gz\\|bz2\\|Z\\)\\)?\\|gz\\|a[zZ]\\|z2\\)\\'"
130 "*A regexp which matches any tar archive."
131 :type 'regexp
132 :group 'pcmpl-gnu)
133
134(defvar pcmpl-gnu-tar-buffer nil)
135
136;;;###autoload
137(defun pcomplete/tar ()
138 "Completion for the GNU tar utility."
139 ;; options that end in an equal sign will want further completion...
140 (let (saw-option complete-within)
141 (setq pcomplete-suffix-list (cons ?= pcomplete-suffix-list))
142 (while (pcomplete-match "^-" 0)
143 (setq saw-option t)
144 (if (pcomplete-match "^--" 0)
145 (if (pcomplete-match "^--\\([^= \t\n\f]*\\)\\'" 0)
146 (pcomplete-here*
147 '("--absolute-names"
148 "--after-date="
149 "--append"
150 "--atime-preserve"
151 "--backup"
152 "--block-number"
153 "--blocking-factor="
154 "--catenate"
155 "--checkpoint"
156 "--compare"
157 "--compress"
158 "--concatenate"
159 "--confirmation"
160 "--create"
161 "--delete"
162 "--dereference"
163 "--diff"
164 "--directory="
165 "--exclude="
166 "--exclude-from="
167 "--extract"
168 "--file="
169 "--files-from="
170 "--force-local"
171 "--get"
172 "--group="
173 "--gzip"
174 "--help"
175 "--ignore-failed-read"
176 "--ignore-zeros"
177 "--incremental"
178 "--info-script="
179 "--interactive"
180 "--keep-old-files"
181 "--label="
182 "--list"
183 "--listed-incremental"
184 "--mode="
185 "--modification-time"
186 "--multi-volume"
187 "--new-volume-script="
188 "--newer="
189 "--newer-mtime"
190 "--no-recursion"
191 "--null"
192 "--numeric-owner"
193 "--old-archive"
194 "--one-file-system"
195 "--owner="
196 "--portability"
197 "--posix"
198 "--preserve"
199 "--preserve-order"
200 "--preserve-permissions"
201 "--read-full-records"
202 "--record-size="
203 "--recursive-unlink"
204 "--remove-files"
205 "--rsh-command="
206 "--same-order"
207 "--same-owner"
208 "--same-permissions"
209 "--sparse"
210 "--starting-file="
211 "--suffix="
212 "--tape-length="
213 "--to-stdout"
214 "--totals"
215 "--uncompress"
216 "--ungzip"
217 "--unlink-first"
218 "--update"
219 "--use-compress-program="
220 "--verbose"
221 "--verify"
222 "--version"
223 "--volno-file=")))
224 (pcomplete-opt "01234567ABCFGKLMNOPRSTUVWXZbcdfghiklmoprstuvwxz"))
225 (cond
226 ((pcomplete-match "\\`--after-date=" 0)
227 (pcomplete-here*))
228 ((pcomplete-match "\\`--backup=" 0)
229 (pcomplete-here*))
230 ((pcomplete-match "\\`--blocking-factor=" 0)
231 (pcomplete-here*))
232 ((pcomplete-match "\\`--directory=\\(.*\\)" 0)
233 (pcomplete-here* (pcomplete-dirs)
234 (pcomplete-match-string 1 0)))
235 ((pcomplete-match "\\`--exclude-from=\\(.*\\)" 0)
236 (pcomplete-here* (pcomplete-entries)
237 (pcomplete-match-string 1 0)))
238 ((pcomplete-match "\\`--exclude=" 0)
239 (pcomplete-here*))
240 ((pcomplete-match "\\`--\\(extract\\|list\\)\\'" 0)
241 (setq complete-within t))
242 ((pcomplete-match "\\`--file=\\(.*\\)" 0)
243 (pcomplete-here* (pcomplete-dirs-or-entries pcmpl-gnu-tarfile-regexp)
244 (pcomplete-match-string 1 0)))
245 ((pcomplete-match "\\`--files-from=\\(.*\\)" 0)
246 (pcomplete-here* (pcomplete-entries)
247 (pcomplete-match-string 1 0)))
248 ((pcomplete-match "\\`--group=\\(.*\\)" 0)
249 (pcomplete-here* (pcmpl-unix-group-names)
250 (pcomplete-match-string 1 0)))
251 ((pcomplete-match "\\`--info-script=\\(.*\\)" 0)
252 (pcomplete-here* (pcomplete-entries)
253 (pcomplete-match-string 1 0)))
254 ((pcomplete-match "\\`--label=" 0)
255 (pcomplete-here*))
256 ((pcomplete-match "\\`--mode=" 0)
257 (pcomplete-here*))
258 ((pcomplete-match "\\`--new-volume-script=\\(.*\\)" 0)
259 (pcomplete-here* (pcomplete-entries)
260 (pcomplete-match-string 1 0)))
261 ((pcomplete-match "\\`--newer=" 0)
262 (pcomplete-here*))
263 ((pcomplete-match "\\`--owner=\\(.*\\)" 0)
264 (pcomplete-here* (pcmpl-unix-user-names)
265 (pcomplete-match-string 1 0)))
266 ((pcomplete-match "\\`--record-size=" 0)
267 (pcomplete-here*))
268 ((pcomplete-match "\\`--rsh-command=\\(.*\\)" 0)
269 (pcomplete-here* (funcall pcomplete-command-completion-function)
270 (pcomplete-match-string 1 0)))
271 ((pcomplete-match "\\`--starting-file=\\(.*\\)" 0)
272 (pcomplete-here* (pcomplete-entries)
273 (pcomplete-match-string 1 0)))
274 ((pcomplete-match "\\`--suffix=" 0)
275 (pcomplete-here*))
276 ((pcomplete-match "\\`--tape-length=" 0)
277 (pcomplete-here*))
278 ((pcomplete-match "\\`--use-compress-program=\\(.*\\)" 0)
279 (pcomplete-here* (funcall pcomplete-command-completion-function)
280 (pcomplete-match-string 1 0)))
281 ((pcomplete-match "\\`--volno-file=\\(.*\\)" 0)
282 (pcomplete-here* (pcomplete-entries)
283 (pcomplete-match-string 1 0)))))
284 (setq pcomplete-suffix-list (cdr pcomplete-suffix-list))
285 (unless saw-option
286 (pcomplete-here
287 (mapcar 'char-to-string
288 (string-to-list
289 "01234567ABCFGIKLMNOPRSTUVWXZbcdfghiklmoprstuvwxz")))
290 (if (pcomplete-match "[xt]" 'first 1)
291 (setq complete-within t)))
292 (pcomplete-here (pcomplete-dirs-or-entries pcmpl-gnu-tarfile-regexp))
293 (setq pcmpl-gnu-tar-buffer (find-file-noselect (pcomplete-arg 1)))
294 (while (pcomplete-here
295 (if complete-within
296 (with-current-buffer pcmpl-gnu-tar-buffer
297 (mapcar
298 (function
299 (lambda (entry)
300 (tar-header-name (cdr entry))))
301 tar-parse-info))
302 (pcomplete-entries))
303 nil 'identity))))
304
305;;;###autoload
306(defalias 'pcomplete/gdb 'pcomplete/xargs)
307
308;;; pcmpl-gnu.el ends here