;;; pcvs-util.el --- utility functions for PCL-CVS -*- byte-compile-dynamic: t -*-
-;; Copyright (C) 1991,92,93,94,95,96,97,98,99,2000, 2001
-;; Free Software Foundation, Inc.
+;; Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+;; 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
-;; Author: Stefan Monnier <monnier@cs.yale.edu>
+;; Author: Stefan Monnier <monnier@iro.umontreal.ca>
;; Keywords: pcl-cvs
-;; Revision: $Id: pcvs-util.el,v 1.14 2001/10/03 20:28:01 monnier Exp $
;; This file is part of GNU Emacs.
;; GNU Emacs is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 2, or (at your option)
+;; the Free Software Foundation; either version 3, or (at your option)
;; any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
;;; Commentary:
(let ((zs ys))
(dolist (x xs zs)
(unless (member x ys) (push x zs)))))
-
(defun cvs-map (-cvs-map-f &rest -cvs-map-ls)
(unless (cvs-every 'null -cvs-map-ls)
(if (funcall p x) (push x car) (push x cdr)))
(cons (nreverse car) (nreverse cdr))))
-;; Copied from CL ;-(
-
-(defun cvs-butlast (x &optional n)
- "Returns a copy of LIST with the last N elements removed."
- (if (and n (<= n 0)) x
- (cvs-nbutlast (copy-sequence x) n)))
-
-(defun cvs-nbutlast (x &optional n)
- "Modifies LIST to remove the last N elements."
- (let ((m (length x)))
- (or n (setq n 1))
- (and (< n m)
- (progn
- (if (> n 0) (setcdr (nthcdr (- (1- m) n) x) nil))
- x))))
-
;;;
;;; frame, window, buffer handling
;;;
(condition-case ()
(delete-window win)
(error (iconify-frame (window-frame win))))
- (if (and mainbuf (get-buffer-window mainbuf))
- ;; FIXME: if the buffer popped into a pre-existing window,
- ;; we don't want to delete that window.
- t ;;(delete-window win)
- ))))
+;;; (if (and mainbuf (get-buffer-window mainbuf))
+;;; ;; FIXME: if the buffer popped into a pre-existing window,
+;;; ;; we don't want to delete that window.
+;;; t ;;(delete-window win)
+;;; )
+ )))
(with-current-buffer buf
(bury-buffer (unless (and (eq buf (window-buffer (selected-window)))
(not (window-dedicated-p (selected-window))))
(let ((mainwin (or (get-buffer-window mainbuf)
(get-buffer-window mainbuf 'visible))))
(when mainwin (select-window mainwin))))))
-
+
(defun cvs-get-buffer-create (name &optional noreuse)
"Create a buffer NAME unless such a buffer already exists.
If the NAME looks like an absolute file name, the buffer will be created
In such a case, the search for another buffer with the same name doesn't
use the buffer name but the buffer's `list-buffers-directory' variable.
If NOREUSE is non-nil, always return a new buffer."
- (or (and (not (file-name-absolute-p name)) (get-buffer-create name))
+ (or (and (not (file-name-absolute-p name))
+ (if noreuse (generate-new-buffer name)
+ (get-buffer-create name)))
(unless noreuse
(dolist (buf (buffer-list))
(with-current-buffer buf
(setq tab-width colwidth)
;; The insertion should be "sensible" no matter what choices were made.
(dolist (str strings)
- (unless (bolp) (insert " \t"))
- (when (< wwidth (+ (max colwidth (length str)) (current-column)))
- (delete-char -2) (insert "\n"))
- (insert str)))))
+ (unless (bolp)
+ (insert " \t")
+ (when (< wwidth (+ (max colwidth (length str)) (current-column)))
+ (delete-char -2) (insert "\n")))
+ (insert str)))))
(defun cvs-file-to-string (file &optional oneline args)
If ONELINE is t, only the first line (no \\n) will be returned.
If ARGS is non-nil, the file will be executed with ARGS as its
arguments. If ARGS is not a list, no argument will be passed."
- (with-temp-buffer
- (condition-case nil
- (progn
- (if args
- (apply 'call-process
- file nil t nil (when (listp args) args))
- (insert-file-contents file))
- (buffer-substring (point-min)
- (if oneline
- (progn (goto-char (point-min)) (end-of-line) (point))
- (point-max))))
- (file-error nil))))
+ (condition-case nil
+ (with-temp-buffer
+ (if args
+ (apply 'call-process
+ file nil t nil (when (listp args) args))
+ (insert-file-contents file))
+ (goto-char (point-min))
+ (buffer-substring (point)
+ (if oneline (line-end-position) (point-max))))
+ (file-error nil)))
(defun cvs-string-prefix-p (str1 str2)
"Tell whether STR1 is a prefix of STR2."
- (let ((length1 (length str1)))
- (and (>= (length str2) length1)
- (string= str1 (substring str2 0 length1)))))
-
-;; (string->strings (strings->string X)) == X
-(defun cvs-strings->string (strings &optional separator)
- "Concatenate the STRINGS, adding the SEPARATOR (default \" \").
-This tries to quote the strings to avoid ambiguity such that
- (cvs-string->strings (cvs-strings->string strs)) == strs
-Only some SEPARATOR will work properly."
- (let ((sep (or separator " ")))
- (mapconcat
- (lambda (str)
- (if (string-match "[\\\"]" str)
- (concat "\"" (replace-regexp-in-string "[\\\"]" "\\\\\\&" str) "\"")
- str))
- strings sep)))
-
-;; (string->strings (strings->string X)) == X
-(defun cvs-string->strings (string &optional separator)
- "Split the STRING into a list of strings.
-It understands elisp style quoting within STRING such that
- (cvs-string->strings (cvs-strings->string strs)) == strs
-The SEPARATOR regexp defaults to \"\\s-+\"."
- (let ((sep (or separator "\\s-+"))
- (i (string-match "[\"]" string)))
- (if (null i) (split-string string sep) ; no quoting: easy
- (append (unless (eq i 0) (split-string (substring string 0 i) sep))
- (let ((rfs (read-from-string string i)))
- (cons (car rfs)
- (cvs-string->strings (substring string (cdr rfs)) sep)))))))
-
-;;;;
+ (eq t (compare-strings str2 nil (length str1) str1 nil nil)))
+
+;;;;
;;;; file names
-;;;;
+;;;;
(defsubst cvs-expand-dir-name (d)
(file-name-as-directory (expand-file-name d)))
(defconst cvs-qtypedesc-string1 (cvs-qtypedesc-create 'identity 'identity t))
(defconst cvs-qtypedesc-string (cvs-qtypedesc-create 'identity 'identity))
(defconst cvs-qtypedesc-strings
- (cvs-qtypedesc-create 'cvs-string->strings 'cvs-strings->string nil))
+ (cvs-qtypedesc-create 'split-string-and-unquote
+ 'combine-and-quote-strings nil))
(defun cvs-query-read (default prompt qtypedesc &optional hist-sym)
(let* ((qtypedesc (or qtypedesc cvs-qtypedesc-strings))
initval hist-sym))
(t initval)))))
-;;;;
+;;;;
;;;; Flags handling
-;;;;
+;;;;
(defstruct (cvs-flags
(:constructor nil)
(defun cvs-flags-query (sym &optional desc arg)
"Query flags based on SYM.
-Optional argument DESC will be used for the prompt
+Optional argument DESC will be used for the prompt.
If ARG (or a prefix argument) is nil, just use the 0th default.
If it is a non-negative integer, use the corresponding default.
If it is a negative integer query for a new value of the corresponding
"Set SYM's INDEX'th setting to VALUE."
(setf (nth index (cvs-flags-defaults (symbol-value sym))) value))
-;;;;
+;;;;
;;;; Prefix keys
-;;;;
+;;;;
(defconst cvs-prefix-number 10)
it queries the user and sets the -ARG'th default.
If ARG is greater than 9 (or \\[universal-argument] \\[universal-argument]),
the (ARG mod 10)'th prefix is made persistent.
-If ARG is NIL toggle the PREFIX's value between its 0th default and NIL
+If ARG is nil toggle the PREFIX's value between its 0th default and nil
and reset the persistence."
(let* ((prefix (symbol-value (cvs-prefix-sym sym)))
(numarg (if (integerp arg) arg 0))
- (defs (cvs-flags-defaults prefix)))
+ ;; (defs (cvs-flags-defaults prefix))
+ )
;; set persistence if requested
(when (> (prefix-numeric-value arg) 9)
(defun cvs-prefix-get (sym &optional read-only)
"Return the current value of the prefix SYM.
-and reset it unless READ-ONLY is non-nil."
+And reset it unless READ-ONLY is non-nil."
(prog1 (symbol-value sym)
(unless (or read-only
(cvs-flags-persist (symbol-value (cvs-prefix-sym sym))))
(provide 'pcvs-util)
+;; arch-tag: 3b2588bb-2ae3-4f1f-bf5b-dea91b1f8a59
;;; pcvs-util.el ends here