Mercurial > hg > xemacs-beta
annotate lisp/loadup.el @ 4737:dce479915b74
Clarify the GPL status of several sample module files. J. Kean Johnston
already approved the release of his works under a GPL version 2 or later
license, and I originally intended my work to be released under such a
license. See xemacs-patches message with ID
<870180fe0911091206k52ef683dme3c81d3d4eb825bf@mail.gmail.com>.
| author | Jerry James <james@xemacs.org> |
|---|---|
| date | Mon, 09 Nov 2009 13:07:56 -0700 |
| parents | 061e030e3270 |
| children | 3465c3161fea |
| rev | line source |
|---|---|
| 428 | 1 ;; loadup.el --- load up standardly loaded Lisp files for XEmacs. |
| 2 | |
| 3 ;; Copyright (C) 1985, 1986, 1992, 1994, 1997 Free Software Foundation, Inc. | |
| 4 ;; Copyright (C) 1996 Richard Mlynarik. | |
| 1261 | 5 ;; Copyright (C) 1995, 1996, 2003 Ben Wing. |
| 428 | 6 |
| 7 ;; Maintainer: XEmacs Development Team | |
| 8 ;; Keywords: internal, dumped | |
| 9 | |
| 10 ;; This file is part of XEmacs. | |
| 11 | |
| 12 ;; XEmacs is free software; you can redistribute it and/or modify it | |
| 13 ;; under the terms of the GNU General Public License as published by | |
| 14 ;; the Free Software Foundation; either version 2, or (at your option) | |
| 15 ;; any later version. | |
| 16 | |
| 17 ;; XEmacs is distributed in the hope that it will be useful, but | |
| 18 ;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 20 ;; General Public License for more details. | |
| 21 | |
| 22 ;; You should have received a copy of the GNU General Public License | |
| 23 ;; along with XEmacs; see the file COPYING. If not, write to the Free | |
| 24 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
| 25 ;; 02111-1307, USA. | |
| 26 | |
| 27 ;;; Synched up with: Last synched with FSF 19.30, with wild divergence since. | |
| 28 | |
| 29 ;;; Commentary: | |
| 30 | |
| 1261 | 31 ;; If you are wanting to add files to be dumped into your local version of |
| 32 ;; XEmacs, DO NOT add them here. Use site-init.el or site-load.el instead. | |
| 428 | 33 |
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34 ;; ***Note the docstrings for the variables in this file. They follow the |
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parents:
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35 ;; conventions described in lib-src/make-docfile.c, and any new variables or |
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36 ;; functions added to this file should follow those conventions too, since |
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Aidan Kehoe <kehoea@parhasard.net>
parents:
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37 ;; this file is always loaded uncompiled, and the byte-compiler never gets a |
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38 ;; chance to format the docstrings in the way make-docfile.c understands. |
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39 |
| 428 | 40 ;; This is loaded into a bare XEmacs to make a dumpable one. |
| 41 | |
| 42 ;;; Code: | |
| 43 | |
| 1261 | 44 ;; Help debug problems. |
| 45 (setq stack-trace-on-error t | |
| 46 load-always-display-messages t) | |
| 47 | |
| 1330 | 48 ;(princ (format "command-line-args: %s\n" command-line-args)) |
| 49 ;(princ (format "configure-lisp-directory: %S\n" configure-lisp-directory)) | |
| 50 ;(princ (format "configure-data-directory: %S\n" configure-data-directory)) | |
| 51 ;(princ (format "lisp-directory: %S\n" lisp-directory)) | |
| 52 | |
| 428 | 53 (when (fboundp 'error) |
| 54 (error "loadup.el already loaded!")) | |
| 55 | |
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56 (defconst running-xemacs t "\ |
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57 Non-nil when the current emacs is XEmacs.") |
| 3511 | 58 |
| 59 ;; Can't make this constant for now because it causes an error in | |
| 60 ;; update-elc.el. | |
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61 (defvar source-lisp (file-name-directory (expand-file-name (nth 2 command-line-args))) "\ |
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62 Root of tree containing the Lisp source code for the current build. |
| 3511 | 63 Differs from `lisp-directory' if this XEmacs has been installed. ") |
| 64 | |
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65 (defconst build-directory (expand-file-name ".." invocation-directory) "\ |
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66 Root of tree containing object files and executables produced by build. |
| 3511 | 67 Differs from `source-directory' if configured with --srcdir option, a practice |
| 68 recommended for developers.") | |
| 69 | |
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70 (defconst source-directory (expand-file-name ".." source-lisp) "\ |
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71 Root of tree containing source code for the current build. |
| 3511 | 72 Used during loadup and for documenting source of symbols defined in C.") |
| 73 | |
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74 (defvar preloaded-file-list nil "\ |
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75 List of Lisp files preloaded into the XEmacs binary image, |
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76 with the exception of `loadup.el'.") |
| 428 | 77 |
| 442 | 78 ;(start-profiling) |
| 79 | |
| 80 (let ((gc-cons-threshold | |
| 81 ;; setting it low makes loadup incredibly fucking slow. | |
| 82 ;; no need to do it when not dumping. | |
| 83 (if (and purify-flag | |
| 84 (not (memq 'quick-build internal-error-checking))) | |
| 85 30000 3000000))) | |
| 1261 | 86 |
| 87 ;; really-early-error-handler outputs a stack trace so let's not do it | |
| 88 ;; twice. | |
| 89 (let ((stack-trace-on-error nil)) | |
| 428 | 90 |
| 91 ;; This is awfully damn early to be getting an error, right? | |
| 92 (call-with-condition-handler 'really-early-error-handler | |
| 93 #'(lambda () | |
| 1330 | 94 (setq load-path (list source-lisp)) |
| 3511 | 95 (setq module-load-path (list |
| 96 (expand-file-name "modules" build-directory))) | |
| 428 | 97 |
| 98 ;; message not defined yet ... | |
| 99 (external-debugging-output (format "\nUsing load-path %s" load-path)) | |
| 100 (external-debugging-output (format "\nUsing module-load-path %s" | |
| 101 module-load-path)) | |
| 102 | |
| 103 ;; We don't want to have any undo records in the dumped XEmacs. | |
| 104 (buffer-disable-undo (get-buffer "*scratch*")) | |
| 105 | |
| 106 ;; lread.c (or src/Makefile.in.in) has prepended | |
| 107 ;; "${srcdir}/../lisp/" to load-path, which is how this file | |
| 108 ;; has been found. At this point, enough of XEmacs has been | |
| 109 ;; initialized that we can start dumping "standard" lisp. | |
| 110 ;; Dumped lisp from external packages is added when we search | |
| 111 ;; the package path. | |
| 112 ;; #### This code is duplicated in two other places. | |
| 113 (let ((temp-path (expand-file-name "." (car load-path)))) | |
| 114 (setq load-path (nconc (mapcar | |
| 115 #'(lambda (i) (concat i "/")) | |
| 116 (directory-files temp-path t "^[^-.]" | |
| 117 nil 'dirs-only)) | |
| 118 (cons (file-name-as-directory temp-path) | |
| 119 load-path)))) | |
| 120 | |
| 1261 | 121 (setq load-warn-when-source-only t) ; Set to nil at the end |
| 428 | 122 |
| 123 ;; garbage collect after loading every file in an attempt to | |
| 124 ;; minimize the size of the dumped image (if we don't do this, | |
| 125 ;; there will be lots of extra space in the data segment filled | |
| 126 ;; with garbage-collected junk) | |
| 127 (defun pureload (file) | |
| 128 (let ((full-path | |
| 129 (locate-file file load-path | |
| 130 (if load-ignore-elc-files | |
| 131 '(".el" "") '(".elc" ".el" ""))))) | |
| 132 (if full-path | |
| 133 (prog1 | |
| 134 (load full-path) | |
| 442 | 135 ;; but garbage collection really slows down loading. |
| 136 (unless (memq 'quick-build internal-error-checking) | |
| 137 (garbage-collect))) | |
| 428 | 138 (external-debugging-output (format "\nLoad file %s: not found\n" |
| 139 file)) | |
| 140 ;; Uncomment in case of trouble | |
| 2456 | 141 ;;(print (format "late-package-hierarchies: %S" late-package-hierarchies)) |
| 1227 | 142 ;;(print (format "guessed-roots: %S" (paths-find-emacs-roots invocation-directory invocation-name #'paths-emacs-root-p))) |
| 143 ;;(print (format "guessed-data-roots: %S" (paths-find-emacs-roots invocation-directory invocation-name #'paths-emacs-data-root-p))) | |
| 428 | 144 nil))) |
| 145 | |
| 1330 | 146 (load (expand-file-name "dumped-lisp.el" source-lisp)) |
| 428 | 147 |
| 148 (let ((files preloaded-file-list) | |
| 149 file) | |
| 150 (while (setq file (car files)) | |
| 151 (unless (pureload file) | |
| 152 (external-debugging-output "Fatal error during load, aborting") | |
| 153 (kill-emacs 1)) | |
| 154 (setq files (cdr files))) | |
| 155 (when (not (featurep 'toolbar)) | |
| 156 ;; else still define a few functions. | |
| 157 (defun toolbar-button-p (obj) "No toolbar support." nil) | |
| 158 (defun toolbar-specifier-p (obj) "No toolbar support." nil)) | |
| 159 (fmakunbound 'pureload)) | |
| 160 | |
| 161 (packages-load-package-dumped-lisps late-package-load-path) | |
| 162 | |
| 163 )) ;; end of call-with-condition-handler | |
| 1261 | 164 |
| 165 ) ; (let ((stack-trace-on-error nil))) | |
| 428 | 166 |
| 167 ;; Fix up the preloaded file list | |
| 168 (setq preloaded-file-list (mapcar #'file-name-sans-extension | |
| 169 preloaded-file-list)) | |
| 170 | |
| 1261 | 171 (setq load-warn-when-source-only nil) |
| 428 | 172 |
| 173 (setq debugger 'debug) | |
| 174 | |
| 175 (when (member "no-site-file" command-line-args) | |
| 176 (setq site-start-file nil)) | |
| 177 | |
| 178 ;; If you want additional libraries to be preloaded and their | |
| 179 ;; doc strings kept in the DOC file rather than in core, | |
| 180 ;; you may load them with a "site-load.el" file. | |
| 181 ;; But you must also cause them to be scanned when the DOC file | |
| 1261 | 182 ;; is generated. For MS Windows, you must edit ../nt/xemacs.mak. |
| 183 ;; For other systems, you must edit ../src/Makefile.in.in. | |
| 428 | 184 (when (load "site-load" t) |
| 442 | 185 (garbage-collect) |
| 186 ) | |
| 428 | 187 |
| 188 ;;FSFmacs randomness | |
| 189 ;;(if (fboundp 'x-popup-menu) | |
| 190 ;; (precompute-menubar-bindings)) | |
| 191 ;;; Turn on recording of which commands get rebound, | |
| 192 ;;; for the sake of the next call to precompute-menubar-bindings. | |
| 193 ;(setq define-key-rebound-commands nil) | |
| 194 | |
| 195 ;; Note: all compiled Lisp files loaded above this point | |
| 196 ;; must be among the ones parsed by make-docfile | |
| 197 ;; to construct DOC. Any that are not processed | |
| 198 ;; for DOC will not have doc strings in the dumped XEmacs. | |
| 199 | |
| 200 ;; Don't bother with these if we're running temacs, i.e. if we're | |
| 201 ;; just debugging don't waste time finding doc strings. | |
| 202 | |
| 203 ;; purify-flag is nil if called from loadup-el.el. | |
| 204 (when purify-flag | |
| 205 (message "Finding pointers to doc strings...") | |
| 206 (Snarf-documentation "DOC") | |
| 207 (message "Finding pointers to doc strings...done") | |
| 208 (Verify-documentation)) | |
| 209 | |
| 210 ;; Note: You can cause additional libraries to be preloaded | |
| 211 ;; by writing a site-init.el that loads them. | |
| 212 ;; See also "site-load" above. | |
| 213 (when (stringp site-start-file) | |
| 214 (load "site-init" t)) | |
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parents:
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215 ;; Add information from this file to the load history: |
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216 (setq load-history (cons (nreverse current-load-list) load-history) |
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217 ;; Clear current-load-list; this (and adding information to |
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218 ;; load-history) is normally done in lread.c after reading the |
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219 ;; entirety of a file, something which never happens for loadup.el. |
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220 current-load-list nil) |
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221 ;; Make the path to this file look a little nicer: |
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222 (setcar (car load-history) (file-truename (caar load-history))) |
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223 |
| 428 | 224 (garbage-collect) |
| 225 | |
| 226 ;;; At this point, we're ready to resume undo recording for scratch. | |
| 227 (buffer-enable-undo "*scratch*") | |
| 228 | |
| 1261 | 229 ) ;; (let ((gc-cons-threshold [frequent garbage collection when dumping]))) |
| 428 | 230 |
| 442 | 231 ;(stop-profiling) |
| 232 | |
| 428 | 233 ;; Dump into the name `xemacs' (only) |
| 234 (when (member "dump" command-line-args) | |
| 235 (message "Dumping under the name xemacs") | |
| 236 ;; This is handled earlier in the build process. | |
| 237 ;; (condition-case () (delete-file "xemacs") (file-error nil)) | |
| 238 (when (fboundp 'really-free) | |
| 239 (really-free)) | |
| 1261 | 240 ;; Make sure we don't dump with debugging messages turned on. |
| 241 (setq stack-trace-on-error nil | |
| 242 load-always-display-messages nil) | |
| 462 | 243 (dump-emacs |
| 244 (cond | |
| 245 ((featurep 'infodock) "infodock") | |
| 246 ;; #### BILL!!! | |
| 247 ;; If we want to dump under a name other than `xemacs', do that here! | |
| 248 ;; ((featurep 'gtk) "xemacs-gtk") | |
| 249 (t "xemacs")) | |
| 250 "temacs") | |
| 428 | 251 (kill-emacs)) |
| 252 | |
| 253 ;; Avoid error if user loads some more libraries now. | |
| 254 (setq purify-flag nil) | |
| 255 | |
| 256 (when (member "run-temacs" command-line-args) | |
| 257 (message "\nBootstrapping from temacs...") | |
| 258 ;; Remove all args up to and including "run-temacs" | |
| 259 (apply #'run-emacs-from-temacs (cdr (member "run-temacs" command-line-args))) | |
| 260 ;; run-emacs-from-temacs doesn't actually return anyway. | |
| 261 (kill-emacs)) | |
| 262 | |
| 263 ;; XEmacs change | |
| 264 ;; If you are using 'recompile', then you should have used -l loadup-el.el | |
| 265 ;; so that the .el files always get loaded (the .elc files may be out-of- | |
| 266 ;; date or bad). | |
| 267 (when (member "recompile" command-line-args) | |
| 268 (setq command-line-args-left (cdr (member "recompile" command-line-args))) | |
| 269 (batch-byte-recompile-directory) | |
| 270 (kill-emacs)) | |
| 271 | |
| 272 ;; For machines with CANNOT_DUMP defined in config.h, | |
| 273 ;; this file must be loaded each time Emacs is run. | |
| 274 ;; So run the startup code now. | |
| 275 | |
| 276 (when (not (fboundp 'dump-emacs)) | |
| 277 ;; Avoid loading loadup.el a second time! | |
| 278 (setq command-line-args (cdr (cdr command-line-args))) | |
| 279 (eval top-level)) | |
| 280 | |
| 281 ;;; loadup.el ends here |