annotate lisp/symbol-syntax.el @ 4906:6ef8256a020a

implement equalp in C, fix case-folding, add equal() method for keymaps -------------------- ChangeLog entries follow: -------------------- lisp/ChangeLog addition: 2010-02-01 Ben Wing <ben@xemacs.org> * cl-extra.el: * cl-extra.el (cl-string-vector-equalp): Removed. * cl-extra.el (cl-bit-vector-vector-equalp): Removed. * cl-extra.el (cl-vector-array-equalp): Removed. * cl-extra.el (cl-hash-table-contents-equalp): Removed. * cl-extra.el (equalp): Removed. * cl-extra.el (cl-mapcar-many): Comment out the whole `equalp' implementation for the moment; remove once we're sure the C implementation works. * cl-macs.el: * cl-macs.el (equalp): Simplify the compiler-macro for `equalp' -- once it's in C, we don't need to try so hard to expand it. src/ChangeLog addition: 2010-02-01 Ben Wing <ben@xemacs.org> * abbrev.c (abbrev_match_mapper): * buffer.h (CANON_TABLE_OF): * buffer.h: * editfns.c (Fchar_equal): * minibuf.c (scmp_1): * text.c (qxestrcasecmp_i18n): * text.c (qxestrncasecmp_i18n): * text.c (qxetextcasecmp): * text.c (qxetextcasecmp_matching): Create new macro CANONCASE that converts to a canonical mapping and use it to do caseless comparisons instead of DOWNCASE. * alloc.c: * alloc.c (cons_equal): * alloc.c (vector_equal): * alloc.c (string_equal): * bytecode.c (compiled_function_equal): * chartab.c (char_table_entry_equal): * chartab.c (char_table_equal): * data.c (weak_list_equal): * data.c (weak_box_equal): * data.c (ephemeron_equal): * device-msw.c (equal_devmode): * elhash.c (hash_table_equal): * events.c (event_equal): * extents.c (properties_equal): * extents.c (extent_equal): * faces.c: * faces.c (face_equal): * faces.c (face_hash): * floatfns.c (float_equal): * fns.c: * fns.c (bit_vector_equal): * fns.c (plists_differ): * fns.c (Fplists_eq): * fns.c (Fplists_equal): * fns.c (Flax_plists_eq): * fns.c (Flax_plists_equal): * fns.c (internal_equal): * fns.c (internal_equalp): * fns.c (internal_equal_0): * fns.c (syms_of_fns): * glyphs.c (image_instance_equal): * glyphs.c (glyph_equal): * glyphs.c (glyph_hash): * gui.c (gui_item_equal): * lisp.h: * lrecord.h (struct lrecord_implementation): * marker.c (marker_equal): * number.c (bignum_equal): * number.c (ratio_equal): * number.c (bigfloat_equal): * objects.c (color_instance_equal): * objects.c (font_instance_equal): * opaque.c (equal_opaque): * opaque.c (equal_opaque_ptr): * rangetab.c (range_table_equal): * specifier.c (specifier_equal): Add a `foldcase' param to the equal() method and use it to implement `equalp' comparisons. Also add to plists_differ(), although we don't currently use it here. Rewrite internal_equalp(). Implement cross-type vector comparisons. Don't implement our own handling of numeric promotion -- just use the `=' primitive. Add internal_equal_0(), which takes a `foldcase' param and calls either internal_equal() or internal_equalp(). * buffer.h: When given a 0 for buffer (which is the norm when functions don't have a specific buffer available), use the current buffer's table, not `standard-case-table'; otherwise the current settings are ignored. * casetab.c: * casetab.c (set_case_table): When handling old-style vectors of 256 in `set-case-table' don't overwrite the existing table! Instead create a new table and populate. * device-msw.c (sync_printer_with_devmode): * lisp.h: * text.c (lisp_strcasecmp_ascii): Rename lisp_strcasecmp to lisp_strcasecmp_ascii and use lisp_strcasecmp_i18n for caseless comparisons in some places. * elhash.c: Delete unused lisp_string_hash and lisp_string_equal(). * events.h: * keymap-buttons.h: * keymap.h: * keymap.c (keymap_lookup_directly): * keymap.c (keymap_store): * keymap.c (FROB): * keymap.c (key_desc_list_to_event): * keymap.c (describe_map_mapper): * keymap.c (INCLUDE_BUTTON_ZERO): New file keymap-buttons.h; use to handle buttons 1-26 in place of duplicating code 26 times. * frame-gtk.c (allocate_gtk_frame_struct): * frame-msw.c (mswindows_init_frame_1): Fix some comments about internal_equal() in redisplay that don't apply any more. * keymap-slots.h: * keymap.c: New file keymap-slots.h. Use it to notate the slots in a keymap structure, similar to frameslots.h or coding-system-slots.h. * keymap.c (MARKED_SLOT): * keymap.c (keymap_equal): * keymap.c (keymap_hash): Implement. tests/ChangeLog addition: 2010-02-01 Ben Wing <ben@xemacs.org> * automated/case-tests.el: * automated/case-tests.el (uni-mappings): * automated/search-tests.el: Delete old pristine-case-table code. Rewrite the Unicode torture test to take into account whether overlapping mappings exist for more than one character, and not doing the upcase/downcase comparisons in such cases. * automated/lisp-tests.el (foo): * automated/lisp-tests.el (string-variable): * automated/lisp-tests.el (featurep): Replace Assert (equal ... with Assert-equal; same for other types of equality. Replace some awkward equivalents of Assert-equalp with Assert-equalp. Add lots of equalp tests. * automated/case-tests.el: * automated/regexp-tests.el: * automated/search-tests.el: Fix up the comments at the top of the files. Move rules about where to put tests into case-tests.el. * automated/test-harness.el: * automated/test-harness.el (test-harness-aborted-summary-template): New. * automated/test-harness.el (test-harness-from-buffer): * automated/test-harness.el (batch-test-emacs): Fix Assert-test-not. Create Assert-not-equal and variants. Delete the doc strings from all these convenience functions to avoid excessive repetition; instead use one copy in a comment.
author Ben Wing <ben@xemacs.org>
date Mon, 01 Feb 2010 01:02:40 -0600
parents 3ecd8885ac67
children 308d34e9f07d
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1 ;;; symbol-syntax.el --- find chars with symbol syntax
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2
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3 ;; Copyright (C) 1992, 1993, 1997 Free Software Foundation, Inc.
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4 ;; Copyright (C) 1995 Sun Microsystems.
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5
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6 ;; Author: JBW, JBW@_CORTEZ
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7 ;; Created: Wed Jun 20 15:15:34 1990
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8 ;; Maintainer: XEmacs Development Team
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9 ;; Keywords: matching
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10
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11 ;; This file is part of XEmacs.
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12
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13 ;; XEmacs is free software; you can redistribute it and/or modify it
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14 ;; under the terms of the GNU General Public License as published by
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15 ;; the Free Software Foundation; either version 2, or (at your option)
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16 ;; any later version.
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17
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18 ;; XEmacs is distributed in the hope that it will be useful, but
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19 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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21 ;; General Public License for more details.
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22
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23 ;; You should have received a copy of the GNU General Public License
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24 ;; along with XEmacs; see the file COPYING. If not, write to the
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25 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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26 ;; Boston, MA 02111-1307, USA.
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27
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28 ;;; Synched up with: Not in FSF.
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29
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30 ;;; Commentary:
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31
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32 ;; Last modified by: Ben Wing, ben@xemacs.org
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33 ;; Last modified on: Mon Oct 2 02:32:05 GMT 1995
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34
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35 ;;; Code:
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36
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37 (defvar symbol-syntax-table-alist nil)
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38 ;; '((c-mode-syntax-table)
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39 ;; (emacs-lisp-mode-syntax-table)
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40 ;; (lisp-mode-syntax-table)
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41 ;; (text-mode-syntax-table)))
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42
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43 (defun update-symbol-syntax-table-alist ()
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44 (let ((alist symbol-syntax-table-alist)
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45 item)
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46 (while (consp alist)
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47 (cond ((null (car alist))
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48 (error "Missing alist item"))
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49 ((null (car (car alist)))
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50 (error "Alist item with null car"))
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51 ;; this functionality not used
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52 ((symbolp (setq item (car (car alist))))
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53 (or (null (cdr (car alist)))
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54 (error "Alist item expected to have null cdr"))
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55 (while (symbolp item)
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56 (setq item (symbol-value item)))
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57 (setcar (car alist) item)))
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58 (cond ((not (syntax-table-p (car (car alist))))
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59 (error "Alist item car expected to be symbol table"))
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60 ((null (cdr (car alist)))
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61 (setcdr (car alist)
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62 (make-symbol-syntax-table (car (car alist))))))
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63 (setq alist (cdr alist)))))
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64
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65 (defun get-symbol-syntax-table (norm-table)
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66 (let (result)
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67 (if (setq result (assq norm-table symbol-syntax-table-alist))
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68 nil
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69 (update-symbol-syntax-table-alist)
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70 (if (setq result (assq norm-table symbol-syntax-table-alist))
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71 nil
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72 (setq symbol-syntax-table-alist
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73 (cons (list norm-table)
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74 symbol-syntax-table-alist))
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75 (update-symbol-syntax-table-alist)
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76 (or (setq result (assq norm-table symbol-syntax-table-alist))
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77 (error "Syntax table missing from symbol-syntax-table-alist"))))
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78 (or (setq result (cdr result))
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79 (error "Alist item has null cdr"))
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80 (or (syntax-table-p result)
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81 (error "Non-syntax-table item in alist"))
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82 result))
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83
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84 (defun make-symbol-syntax-table (in-table)
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85 (let ((out-table (copy-syntax-table in-table)))
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86 (map-syntax-table
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87 #'(lambda (key value)
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88 (if (eq ?_ (char-syntax-from-code value))
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89 (put-char-table key (set-char-syntax-in-code value ?w)
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90 out-table))
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91 nil)
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92 out-table)
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93 out-table))
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94
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95 ;; stuff for examining contents of syntax tables
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96 ;;(show-chars-with-syntax
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97 ;; '(c-mode-syntax-table
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98 ;; emacs-lisp-mode-syntax-table
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99 ;; lisp-mode-syntax-table
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100 ;; text-mode-syntax-table)
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101 ;; ?_)
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102
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103 (defun show-chars-with-syntax (tables syntax)
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104 (let ((schars nil))
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105 (unwind-protect
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106 (while (consp tables)
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107 (let* ((chars nil)
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108 (table-symbol (car tables))
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109 (table table-symbol))
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110 (or (symbolp table-symbol)
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111 (error "bad argument non-symbol"))
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112 (while (symbolp table)
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113 (setq table (symbol-value table)))
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114 (map-syntax-table
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115 #'(lambda (key value)
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116 (if (eq syntax (char-syntax-from-code value))
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117 (setq chars (cons key chars)))
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118 nil)
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119 table)
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120 (setq schars (cons (list table-symbol (nreverse chars))
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121 schars)))
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122 (setq tables (cdr tables))))
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123 (nreverse schars)))
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124
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125 (provide 'symbol-syntax)
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126
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127 ;;; symbol-syntax.el ends here