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1 ;; This file is part of XEmacs.
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2
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3 ;; XEmacs is free software; you can redistribute it and/or modify it
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4 ;; under the terms of the GNU General Public License as published by
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5 ;; the Free Software Foundation; either version 2, or (at your option)
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6 ;; any later version.
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7
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8 ;; XEmacs is distributed in the hope that it will be useful, but
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9 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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10 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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11 ;; General Public License for more details.
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12
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13 ;; You should have received a copy of the GNU General Public License
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16
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14 ;; along with XEmacs; see the file COPYING. If not, write to the
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15 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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16 ;; Boston, MA 02111-1307, USA.
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17
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18 ;;; Synched up with: Not in FSF.
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19
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20 ;; Byte compile the .EL files necessary to dump out xemacs.
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21 ;; Use this file like this:
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22 ;;
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23 ;; temacs -batch -l ../lisp/prim/update-elc.el $lisp
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24 ;;
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25 ;; where $lisp comes from the Makefile. .elc files listed in $lisp will
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26 ;; cause the corresponding .el file to be compiled. .el files listed in
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27 ;; $lisp will be ignored.
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28 ;;
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29 ;; (the idea here is that you can bootstrap if your .ELC files
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30 ;; are missing or badly out-of-date)
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31
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32 (setq update-elc-files-to-compile
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33 (delq nil
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34 (mapcar (function
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35 (lambda (x)
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36 (if (string-match "\.elc$" x)
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37 (let ((src (substring x 0 -1)))
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38 (if (file-newer-than-file-p src x)
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39 (progn
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40 (and (file-exists-p x)
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41 (null (file-writable-p x))
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42 (set-file-modes x (logior (file-modes x) 128)))
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43 src))))))
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44 ;; -batch gets filtered out.
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45 (nthcdr 3 command-line-args))))
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46
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47 (if update-elc-files-to-compile
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48 (progn
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49 (setq command-line-args
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50 (cons (car command-line-args)
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51 (append
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52 '("-l" "loadup-el.el" "run-temacs"
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53 "-batch" "-q" "-no-site-file"
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54 "-l" "bytecomp" "-f" "batch-byte-compile")
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55 update-elc-files-to-compile)))
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56 (load "loadup-el.el")))
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57
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58 (kill-emacs)
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