annotate lisp/hash-table.el @ 558:ed498ef2108b

[xemacs-hg @ 2001-05-23 09:59:33 by ben] xemacs.mak: call `ver' to get the exact os version and put it in the installation; suggestion from adrian. behavior-defs.el: Add scroll-in-place, jka-compr, efs, fix up some things. pop.c: Remove BROKEN_CYGWIN. etc\sample.init.el: Rewrite to be much more careful about loading features -- now it decays gracefully even in the complete absence of packages. Also avoid doing obnoxious things when loading efs. configure.in: add some support for eventually turning on file coding by default. Fix numerous places where AC_MSG_WARN had quotes around its arg, which is bad. Replace with []. Same for AC_MSG_ERROR. s\cygwin32.h, s\mingw32.h: remove support for way old beta versions of cygwin. don't put -Wno-sign-compare in the system switches; this isn't a system issue. define BROKEN_SIGIO for cygwin to get C-g support. device-msw.c: signal an error rather than crash with an unavailable network printer (from Mike Alexander). event-msw.c: cleanup headers. fix (hopefully) an error with data corruption when sending to a network connection. fileio.c: Fix evil code that attempts to handle the ~user prefix by (a) always assuming we're referencing ourselves and not even verifying the user -- hence any file with a tilde as its first char is invalid! (b) if there wasn't a slash following the filename, the pointer was set *past* the end of file and we started reading from uninitialized memory. Now we simply treat these as files, always. optionally for 21.4 (doc fix): lread.c: cambia de pas_de_lache_ici -- al minimo usa la palabra certa. frame.c: fix warnings. emacs.c, nt.c, ntproc.c, process-nt.c, realpath.c, unexnt.c: rename MAX_PATH to standard PATH_MAX. process-nt.c, realpath.c: cleanup headers. process-unix.c, sysdep.c, systime.h, syswindows.h: kill BROKEN_CYGWIN and support for way old beta versions of cygwin. sysfile.h: use _MAX_PATH (Windows) preferentially for PATH_MAX if defined. include io.h on Cygwin (we need get_osfhandle()). include sys/fcntl.h always, since we were including it in various header files anyway. unexcw.c: fix up style to conform to standard. remove duplicate definition of PERROR. buffer.c: comment change. database.c, debug.h, device-tty.c, dired-msw.c, glyphs-msw.c: header cleanups (remove places that directly include a system header file, because we have our own layer to do this more cleanly and portably); indentation fixes.
author ben
date Wed, 23 May 2001 09:59:48 +0000
parents 7039e6323819
children 2def0d83a5e3
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1 ;;; hash-table.el --- hash-table utility functions
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2
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3 ;; Copyright (C) 2000 Ben Wing.
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4
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5 ;; Author: Ben Wing
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6 ;; Maintainer: XEmacs Development Team
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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
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23 ;; Free Software Foundation, 59 Temple Place - Suite 330,
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24 ;; Boston, MA 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 ;;; Authorship:
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29
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30 ;; Created July 2000 by Ben Wing.
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31
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32 ;;; Commentary:
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33
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34 ;; This file is dumped with XEmacs.
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35
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36 ;;; Code:
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37
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38 (defun hash-table-key-list (hash-table)
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39 "Return a list of all keys in HASH-TABLE."
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40 (let (lis)
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41 (maphash #'(lambda (key val)
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42 (push key lis))
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43 hash-table)
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44 (nreverse lis)))
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45
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46 (defun hash-table-value-list (hash-table)
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47 "Return a list of all values in HASH-TABLE."
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48 (let (lis)
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49 (maphash #'(lambda (key val)
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50 (push val lis))
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51 hash-table)
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52 (nreverse lis)))
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53
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54 (defun hash-table-key-value-alist (hash-table)
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55 "Return an alist of (KEY . VALUE) for all keys and values in HASH-TABLE."
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56 (let (lis)
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57 (maphash #'(lambda (key val)
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58 (push (cons key val) lis))
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59 hash-table)
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60 (nreverse lis)))
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61
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62 (defun hash-table-key-value-plist (hash-table)
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63 "Return a plist for all keys and values in HASH-TABLE.
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64 A plist is a simple list containing alternating keys and values."
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65 (let (lis)
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66 (maphash #'(lambda (key val)
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67 (push key lis)
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68 (push val lis))
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69 hash-table)
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70 (nreverse lis)))