annotate lisp/very-early-lisp.el @ 867:804517e16990

[xemacs-hg @ 2002-06-05 09:54:39 by ben] Textual renaming: text/char names abbrev.c, alloc.c, buffer.c, buffer.h, bytecode.c, callint.c, casefiddle.c, casetab.c, charset.h, chartab.c, chartab.h, cmds.c, console-gtk.h, console-msw.c, console-msw.h, console-stream.c, console-tty.c, console-x.c, console-x.h, console.h, data.c, device-msw.c, device-x.c, dialog-msw.c, dired-msw.c, dired.c, doc.c, doprnt.c, editfns.c, eldap.c, emodules.c, eval.c, event-Xt.c, event-gtk.c, event-msw.c, event-stream.c, event-unixoid.c, events.c, events.h, file-coding.c, file-coding.h, fileio.c, filelock.c, fns.c, font-lock.c, frame-gtk.c, frame-msw.c, frame-x.c, frame.c, glyphs-eimage.c, glyphs-msw.c, glyphs-x.c, glyphs.c, glyphs.h, gpmevent.c, gui-x.c, gui-x.h, gui.c, gui.h, hpplay.c, indent.c, insdel.c, insdel.h, intl-win32.c, keymap.c, line-number.c, line-number.h, lisp-disunion.h, lisp-union.h, lisp.h, lread.c, lrecord.h, lstream.c, lstream.h, md5.c, menubar-msw.c, menubar-x.c, menubar.c, minibuf.c, mule-ccl.c, mule-charset.c, mule-coding.c, mule-wnnfns.c, ndir.h, nt.c, objects-gtk.c, objects-gtk.h, objects-msw.c, objects-tty.c, objects-x.c, objects.c, objects.h, postgresql.c, print.c, process-nt.c, process-unix.c, process.c, procimpl.h, realpath.c, redisplay-gtk.c, redisplay-msw.c, redisplay-output.c, redisplay-tty.c, redisplay-x.c, redisplay.c, redisplay.h, regex.c, search.c, select-common.h, select-gtk.c, select-x.c, sound.h, symbols.c, syntax.c, syntax.h, sysdep.c, sysdep.h, sysdir.h, sysfile.h, sysproc.h, syspwd.h, systime.h, syswindows.h, termcap.c, tests.c, text.c, text.h, toolbar-common.c, tooltalk.c, ui-gtk.c, unexnt.c, unicode.c, win32.c: Text/char naming rationalization. [a] distinguish between "charptr" when it refers to operations on the pointer itself and when it refers to operations on text; and [b] use consistent naming for everything referring to internal format, i.e. Itext == text in internal format Ibyte == a byte in such text Ichar == a char as represented in internal character format thus e.g. set_charptr_emchar -> set_itext_ichar The pre and post tags on either side of this change are: pre-internal-format-textual-renaming post-internal-format-textual-renaming See the Internals Manual for details of exactly how this was done, how to handle the change in your workspace, etc.
author ben
date Wed, 05 Jun 2002 09:58:45 +0000
parents 79940b592197
children
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1 ;;; very-early-lisp.el --- Lisp support always needed by temacs
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2
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3 ;; Copyright (C) 1998 by Free Software Foundation, Inc.
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4
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5 ;; Author: SL Baur <steve@xemacs.org>
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6 ;; Michael Sperber [Mr. Preprocessor] <sperber@Informatik.Uni-Tuebingen.De>
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7 ;; Keywords: internal, dumped
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8
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9 ;; This file is part of XEmacs.
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10
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11 ;; XEmacs is free software; you can redistribute it and/or modify it
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12 ;; under the terms of the GNU General Public License as published by
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13 ;; the Free Software Foundation; either version 2, or (at your option)
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14 ;; any later version.
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15
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16 ;; XEmacs is distributed in the hope that it will be useful, but
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17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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19 ;; General Public License for more details.
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20
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21 ;; You should have received a copy of the GNU General Public License
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22 ;; along with XEmacs; see the file COPYING. If not, write to the Free
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23 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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24 ;; 02111-1307, USA.
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25
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26 ;;; Synched up with: Not in FSF
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27
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28 ;;; Commentary:
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29
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30 ;; This file must be loaded by temacs if temacs is to process bytecode or
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31 ;; dumped-lisp.el files. The functions in here are used by dumped-lisp.el,
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32 ;; and by files called dumped-lisp.el in packages when they need to have
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33 ;; stuff dumped into XEmacs. (???? I thought we got rid of this entirely.
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34 ;; The only thing left is egg-its/dumped-lisp.el. We should fix it, then
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35 ;; combine this file into our own dumped-lisp.el. --ben
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36
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37 ;;; Code:
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38
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39 ;;; Intended replacement for read-time Lisp reader macros #-, #+
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40
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41 (defmacro assemble-list (&rest components)
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42 "Assemble a list from COMPONENTS.
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43 This is a poor man's backquote:
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44 COMPONENTS is a list, each element of which is macro-expanded.
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45 Each macro-expanded element either has the form (SPLICE stuff),
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46 in which case stuff must be a list which is spliced into the result.
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47 Otherwise, the component becomes an element of the list."
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48 (cons
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49 'append
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50 (mapcar #'(lambda (component)
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51 (let ((component (macroexpand-internal component)))
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52 (if (and (consp component)
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53 (eq 'splice (car component)))
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54 (car (cdr component))
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55 (list 'list component))))
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56 components)))
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57
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58 (defmacro when-feature (feature stuff)
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59 "Insert STUFF as a list element if FEATURE is a loaded feature.
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60 This is intended for use as a component of ASSEMBLE-LIST."
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61 (list 'splice
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62 (list 'if (list 'featurep (list 'quote feature))
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63 (list 'list stuff)
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64 '())))
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65
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66 (defmacro unless-feature (feature stuff)
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67 "Insert STUFF as a list element if FEATURE is NOT a loaded feature.
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68 This is intended for use as a component of ASSEMBLE-LIST."
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69 (list 'splice
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70 (list 'if (list 'featurep (list 'quote feature))
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71 '()
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72 (list 'list stuff))))
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73
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74 (provide 'very-early-lisp)
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75
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76 ;;; very-early-lisp.el ends here