path: root/admin/admin.el

;;; admin.el --- utilities for Emacs administration

;; Copyright (C) 2001-2012  Free Software Foundation, Inc.

;; This file is part of GNU Emacs.

;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.

;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.

;;; Commentary:

;; add-release-logs	Add ``Version X released'' change log entries.
;; set-version		Change Emacs version number in source tree.
;; set-copyright        Change emacs short copyright string (eg as
;;                      printed by --version) in source tree.

;;; Code:

(defun add-release-logs (root version)
  "Add \"Version VERSION released.\" change log entries in ROOT.
Root must be the root of an Emacs source tree."
  (interactive "DEmacs root directory: \nNVersion number: ")
  (setq root (expand-file-name root))
  (unless (file-exists-p (expand-file-name "src/emacs.c" root))
    (error "%s doesn't seem to be the root of an Emacs source tree" root))
  (require 'add-log)
  (let* ((logs (process-lines "find" root "-name" "ChangeLog"))
	 (entry (format "%s  %s  <%s>\n\n\t* Version %s released.\n\n"
			(funcall add-log-time-format)
			(or add-log-full-name (user-full-name))
			(or add-log-mailing-address user-mail-address)
			version)))
    (dolist (log logs)
      (unless (string-match "/gnus/" log)
	(find-file log)
	(goto-char (point-min))
	(insert entry)))))

(defun set-version-in-file (root file version rx)
  (find-file (expand-file-name file root))
  (goto-char (point-min))
  (unless (re-search-forward rx nil t)
    (error "Version not found in %s" file))
  (replace-match (format "%s" version) nil nil nil 1))

(defun set-version (root version)
  "Set Emacs version to VERSION in relevant files under ROOT.
Root must be the root of an Emacs source tree."
  (interactive "DEmacs root directory: \nsVersion number: ")
  (unless (file-exists-p (expand-file-name "src/emacs.c" root))
    (error "%s doesn't seem to be the root of an Emacs source tree" root))
  (set-version-in-file root "README" version
		       (rx (and "version" (1+ space)
				(submatch (1+ (in "0-9."))))))
  (set-version-in-file root "configure.in" version
		       (rx (and "AC_INIT" (1+ (not (in ?,)))
                                ?, (0+ space)
                                (submatch (1+ (in "0-9."))))))
  (set-version-in-file root "doc/emacs/emacsver.texi" version
		       (rx (and "EMACSVER" (1+ space)
				(submatch (1+ (in "0-9."))))))
  (set-version-in-file root "doc/man/emacs.1" version
		       (rx (and ".TH EMACS" (1+ not-newline)
                                "GNU Emacs" (1+ space)
				(submatch (1+ (in "0-9."))))))
  (set-version-in-file root "nt/config.nt" version
		       (rx (and bol "#" (0+ blank) "define" (1+ blank)
				"VERSION" (1+ blank) "\""
				(submatch (1+ (in "0-9."))))))
  (set-version-in-file root "msdos/sed2v2.inp" version
		       (rx (and bol "/^#undef " (1+ not-newline)
				"define VERSION" (1+ space) "\""
				(submatch (1+ (in "0-9."))))))
  (set-version-in-file root "nt/makefile.w32-in" version
		       (rx (and "VERSION" (0+ space) "=" (0+ space)
				(submatch (1+ (in "0-9."))))))
  ;; nt/emacs.rc also contains the version number, but in an awkward
  ;; format. It must contain four components, separated by commas, and
  ;; in two places those commas are followed by space, in two other
  ;; places they are not.
  (let* ((version-components (append (split-string version "\\.")
				    '("0" "0")))
	 (comma-version
	  (concat (car version-components) ","
		  (cadr version-components) ","
		  (cadr (cdr version-components)) ","
		  (cadr (cdr (cdr version-components)))))
	 (comma-space-version
	  (concat (car version-components) ", "
		  (cadr version-components) ", "
		  (cadr (cdr version-components)) ", "
		  (cadr (cdr (cdr version-components))))))
    (set-version-in-file root "nt/emacs.rc" comma-version
			 (rx (and "FILEVERSION" (1+ space)
				  (submatch (1+ (in "0-9,"))))))
    (set-version-in-file root "nt/emacs.rc" comma-version
			 (rx (and "PRODUCTVERSION" (1+ space)
				  (submatch (1+ (in "0-9,"))))))
    (set-version-in-file root "nt/emacs.rc" comma-space-version
			 (rx (and "\"FileVersion\"" (0+ space) ?, (0+ space)
				  ?\" (submatch (1+ (in "0-9, "))) "\\0\"")))
    (set-version-in-file root "nt/emacs.rc" comma-space-version
			 (rx (and "\"ProductVersion\"" (0+ space) ?,
				  (0+ space) ?\" (submatch (1+ (in "0-9, ")))
				  "\\0\"")))
    ;; Likewise for emacsclient.rc
    (set-version-in-file root "nt/emacsclient.rc" comma-version
			 (rx (and "FILEVERSION" (1+ space)
				  (submatch (1+ (in "0-9,"))))))
    (set-version-in-file root "nt/emacsclient.rc" comma-version
			 (rx (and "PRODUCTVERSION" (1+ space)
				  (submatch (1+ (in "0-9,"))))))
    (set-version-in-file root "nt/emacsclient.rc" comma-space-version
			 (rx (and "\"FileVersion\"" (0+ space) ?, (0+ space)
				  ?\" (submatch (1+ (in "0-9, "))) "\\0\"")))
    (set-version-in-file root "nt/emacsclient.rc" comma-space-version
			 (rx (and "\"ProductVersion\"" (0+ space) ?,
				  (0+ space) ?\" (submatch (1+ (in "0-9, ")))
				  "\\0\""))))
  ;; nextstep.
  (set-version-in-file
   root "nextstep/Cocoa/Emacs.base/Contents/Info.plist"
   version (rx (and "CFBundleGetInfoString" (1+ anything) "Emacs" (1+ space)
                    (submatch (1+ (in "0-9."))))))
  (set-version-in-file
   root "nextstep/Cocoa/Emacs.base/Contents/Info.plist"
   version (rx (and "CFBundleShortVersionString" (1+ not-newline) ?\n
                    (0+ not-newline) "<string>" (0+ space)
                    (submatch (1+ (in "0-9."))))))
  (set-version-in-file
   root "nextstep/Cocoa/Emacs.base/Contents/Resources/English.lproj/InfoPlist.strings"
   version (rx (and "CFBundleShortVersionString" (0+ space) ?= (0+ space)
                    ?\" (0+ space) "Version" (1+ space)
                    (submatch (1+ (in "0-9."))))))
  (set-version-in-file
   root "nextstep/Cocoa/Emacs.base/Contents/Resources/English.lproj/InfoPlist.strings"
   version (rx (and "CFBundleGetInfoString" (0+ space) ?= (0+ space)
                    ?\" (0+ space) "Emacs version" (1+ space)
                    (submatch (1+ (in "0-9."))))))
  (set-version-in-file
   root "nextstep/GNUstep/Emacs.base/Resources/Info-gnustep.plist"
   version (rx (and "ApplicationRelease" (0+ space) ?= (0+ space)
                    ?\" (0+ space) (submatch (1+ (in "0-9."))))))
  (set-version-in-file
   root "nextstep/GNUstep/Emacs.base/Resources/Info-gnustep.plist"
   version (rx (and "FullVersionID" (0+ space) ?= (0+ space)
                    ?\" (0+ space) "Emacs" (1+ space)
                    (submatch (1+ (in "0-9."))))))
  (set-version-in-file
   root "nextstep/GNUstep/Emacs.base/Resources/Emacs.desktop"
   version (rx (and "Version=" (submatch (1+ (in "0-9.")))))))

;; Note this makes some assumptions about form of short copyright.
(defun set-copyright (root copyright)
  "Set Emacs short copyright to COPYRIGHT in relevant files under ROOT.
Root must be the root of an Emacs source tree."
  (interactive (list
                (read-directory-name "Emacs root directory: " nil nil t)
                (read-string
                 "Short copyright string: "
                 (format "Copyright (C) %s Free Software Foundation, Inc."
                         (format-time-string "%Y")))))
  (unless (file-exists-p (expand-file-name "src/emacs.c" root))
    (error "%s doesn't seem to be the root of an Emacs source tree" root))
  (set-version-in-file root "src/emacs.c" copyright
		       (rx (and "emacs_copyright" (0+ (not (in ?\")))
        			?\" (submatch (1+ (not (in ?\")))) ?\")))
  (set-version-in-file root "lib-src/ebrowse.c" copyright
                       (rx (and "emacs_copyright" (0+ (not (in ?\")))
        			?\" (submatch (1+ (not (in ?\")))) ?\")))
  (set-version-in-file root "lib-src/etags.c" copyright
                       (rx (and "emacs_copyright" (0+ (not (in ?\")))
        			?\" (submatch (1+ (not (in ?\")))) ?\")))
  (set-version-in-file root "lib-src/rcs2log" copyright
        	       (rx (and "Copyright" (0+ space) ?= (0+ space)
        			?\' (submatch (1+ nonl)))))
  ;; This one is a nuisance, as it needs to be split over two lines.
  (string-match "\\(.*[0-9]\\{4\\} *\\)\\(.*\\)" copyright)
  ;; nextstep.
  (set-version-in-file
   root "nextstep/Cocoa/Emacs.base/Contents/Info.plist"
   copyright (rx (and "CFBundleGetInfoString" (1+ anything) "Emacs" (1+ space)
                    (1+ (in "0-9.")) (1+ space)
                    (submatch (1+ (not (in ?\<)))))))
  (set-version-in-file
   root "nextstep/Cocoa/Emacs.base/Contents/Resources/English.lproj/InfoPlist.strings"
   copyright (rx (and "NSHumanReadableCopyright" (0+ space) ?\= (0+ space)
                    ?\" (submatch (1+ (not (in ?\")))))))
  (set-version-in-file
   root "nextstep/GNUstep/Emacs.base/Resources/Info-gnustep.plist"
   copyright (rx (and "Copyright" (0+ space) ?\= (0+ space)
                      ?\" (submatch (1+ (not (in ?\")))))))
  (when (string-match "\\([0-9]\\{4\\}\\)" copyright)
    (setq copyright (match-string 1 copyright))
    (dolist (file (directory-files (expand-file-name "etc/refcards" root)
                                   t "\\.tex\\'"))
      (unless (string-match "gnus-refcard\\.tex" file)
        (set-version-in-file
         root file copyright
         (concat (if (string-match "ru-refcard\\.tex" file)
                     "\\\\newcommand{\\\\cyear}\\[0\\]{"
                   "\\\\def\\\\year{")
                 "\\([0-9]\\{4\\}\\)}.+%.+copyright year"))))))

;;; Various bits of magic for generating the web manuals

(defun make-manuals (root)
  "Generate the web manuals for the Emacs webpage."
  (interactive "DEmacs root directory: ")
  (let* ((dest (expand-file-name "manual" root))
	 (html-node-dir (expand-file-name "html_node" dest))
	 (html-mono-dir (expand-file-name "html_mono" dest))
	 (txt-dir (expand-file-name "text" dest))
	 (dvi-dir (expand-file-name "dvi" dest))
	 (ps-dir (expand-file-name "ps" dest)))
    (when (file-directory-p dest)
      (if (y-or-n-p (format "Directory %s exists, delete it first?" dest))
	  (delete-directory dest t)
	(error "Aborted")))
    (make-directory dest)
    (make-directory html-node-dir)
    (make-directory html-mono-dir)
    (make-directory txt-dir)
    (make-directory dvi-dir)
    (make-directory ps-dir)
    ;; Emacs manual
    (let ((texi (expand-file-name "doc/emacs/emacs.texi" root)))
      (manual-html-node texi (expand-file-name "emacs" html-node-dir))
      (manual-html-mono texi (expand-file-name "emacs.html" html-mono-dir))
      (manual-txt texi (expand-file-name "emacs.txt" txt-dir))
      (manual-pdf texi (expand-file-name "emacs.pdf" dest))
      (manual-dvi texi (expand-file-name "emacs.dvi" dvi-dir)
      		  (expand-file-name "emacs.ps" ps-dir)))
    ;; Lisp manual
    (let ((texi (expand-file-name "doc/lispref/elisp.texi" root)))
      (manual-html-node texi (expand-file-name "elisp" html-node-dir))
      (manual-html-mono texi (expand-file-name "elisp.html" html-mono-dir))
      (manual-txt texi (expand-file-name "elisp.txt" txt-dir))
      (manual-pdf texi (expand-file-name "elisp.pdf" dest))
      (manual-dvi texi (expand-file-name "elisp.dvi" dvi-dir)
      		  (expand-file-name "elisp.ps" ps-dir)))
    (message "Manuals created in %s" dest)))

(defconst manual-doctype-string
  "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"
\"http://www.w3.org/TR/html4/loose.dtd\">\n\n")

(defconst manual-meta-string
  "<meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\">
<link rev=\"made\" href=\"mailto:webmasters@gnu.org\">
<link rel=\"icon\" type=\"image/png\" href=\"/graphics/gnu-head-mini.png\">
<meta name=\"ICBM\" content=\"42.256233,-71.006581\">
<meta name=\"DC.title\" content=\"gnu.org\">\n\n")

(defconst manual-style-string "<style type=\"text/css\">
@import url('/style.css');\n</style>\n")

(defun manual-html-mono (texi-file dest)
  "Run Makeinfo on TEXI-FILE, emitting mono HTML output to DEST.
This function also edits the HTML files so that they validate as
HTML 4.01 Transitional, and pulls in the gnu.org stylesheet using
the @import directive."
  (call-process "makeinfo" nil nil nil
		"--html" "--no-split" texi-file "-o" dest)
  (with-temp-buffer
    (insert-file-contents dest)
    (setq buffer-file-name dest)
    (manual-html-fix-headers)
    (manual-html-fix-index-1)
    (manual-html-fix-index-2 t)
    (manual-html-fix-node-div)
    (goto-char (point-max))
    (re-search-backward "</body>[\n \t]*</html>")
    (insert "</div>\n\n")
    (save-buffer)))

(defun manual-html-node (texi-file dir)
  "Run Makeinfo on TEXI-FILE, emitting per-node HTML output to DIR.
This function also edits the HTML files so that they validate as
HTML 4.01 Transitional, and pulls in the gnu.org stylesheet using
the @import directive."
  (unless (file-exists-p texi-file)
    (error "Manual file %s not found" texi-file))
  (call-process "makeinfo" nil nil nil
		"--html" texi-file "-o" dir)
  ;; Loop through the node files, fixing them up.
  (dolist (f (directory-files dir nil "\\.html\\'"))
    (let (opoint)
      (with-temp-buffer
	(insert-file-contents (expand-file-name f dir))
	(setq buffer-file-name (expand-file-name f dir))
	(if (looking-at "<meta http-equiv")
	    ;; Ignore those HTML files that are just redirects.
	    (set-buffer-modified-p nil)
	  (manual-html-fix-headers)
	  (if (equal f "index.html")
	      (let (copyright-text)
		(manual-html-fix-index-1)
		;; Move copyright notice to the end.
		(re-search-forward "[ \t]*<p>Copyright &copy;")
		(setq opoint (match-beginning 0))
		(re-search-forward "</blockquote>")
		(setq copyright-text (buffer-substring opoint (point)))
		(delete-region opoint (point))
		(manual-html-fix-index-2)
		(insert copyright-text "\n</div>\n"))
	    ;; For normal nodes, give the header div a blue bg.
	    (manual-html-fix-node-div))
	  (save-buffer))))))

(defun manual-txt (texi-file dest)
  "Run Makeinfo on TEXI-FILE, emitting plaintext output to DEST."
  (call-process "makeinfo" nil nil nil
		"--plaintext" "--no-split" texi-file "-o" dest)
  (shell-command (concat "gzip -c " dest " > " (concat dest ".gz"))))

(defun manual-pdf (texi-file dest)
  "Run texi2pdf on TEXI-FILE, emitting plaintext output to DEST."
  (call-process "texi2pdf" nil nil nil texi-file "-o" dest))

(defun manual-dvi (texi-file dest ps-dest)
  "Run texi2dvi on TEXI-FILE, emitting dvi output to DEST.
Also generate PostScript output in PS-DEST."
  (call-process "texi2dvi" nil nil nil texi-file "-o" dest)
  (call-process "dvips" nil nil nil dest "-o" ps-dest)
  (call-process "gzip" nil nil nil dest)
  (call-process "gzip" nil nil nil ps-dest))

(defun manual-html-fix-headers ()
  "Fix up HTML headers for the Emacs manual in the current buffer."
  (let (opoint)
    (insert manual-doctype-string)
    (search-forward "<head>\n")
    (insert manual-meta-string)
    (search-forward "<meta")
    (setq opoint (match-beginning 0))
    (re-search-forward "<!--")
    (goto-char (match-beginning 0))
    (delete-region opoint (point))
    (insert manual-style-string)
    (search-forward "<meta http-equiv=\"Content-Style")
    (setq opoint (match-beginning 0))
    (search-forward "</head>")
    (delete-region opoint (match-beginning 0))))

(defun manual-html-fix-node-div ()
  "Fix up HTML \"node\" divs in the current buffer."
  (let (opoint div-end)
    (while (search-forward "<div class=\"node\">" nil t)
      (replace-match
       "<div class=\"node\" style=\"background-color:#DDDDFF\">"
       t t)
      (setq opoint (point))
      (re-search-forward "</div>")
      (setq div-end (match-beginning 0))
      (goto-char opoint)
      (if (search-forward "<hr>" div-end 'move)
	  (replace-match "" t t)))))

(defun manual-html-fix-index-1 ()
  (let (opoint)
    (re-search-forward "<body>\n\\(<h1 class=\"settitle\\)")
    (setq opoint (match-beginning 1))
    (search-forward "<h2 class=\"unnumbered")
    (goto-char (match-beginning 0))
    (delete-region opoint (point))
    (insert "<div id=\"content\" class=\"inner\">\n\n")))

(defun manual-html-fix-index-2 (&optional table-workaround)
  "Replace the index list in the current buffer with a HTML table."
  (let (done open-td tag desc)
    ;; Convert the list that Makeinfo made into a table.
    (search-forward "<ul class=\"menu\">")
    (replace-match "<table style=\"float:left\" width=\"100%\">")
    (forward-line 1)
    (while (not done)
      (cond
       ((or (looking-at "<li>\\(<a.+</a>\\):[ \t]+\\(.*\\)$")
	    (looking-at "<li>\\(<a.+</a>\\)$"))
	(setq tag (match-string 1))
	(setq desc (match-string 2))
	(replace-match "" t t)
	(when open-td
	  (save-excursion
	    (forward-char -1)
	    (skip-chars-backward " ")
	    (delete-region (point) (line-end-position))
	    (insert "</td>\n  </tr>")))
	(insert "  <tr>\n    ")
	(if table-workaround
	    ;; This works around a Firefox bug in the mono file.
	    (insert "<td bgcolor=\"white\">")
	  (insert "<td>"))
	(insert tag "</td>\n    <td>" (or desc ""))
	(setq open-td t))
       ((eq (char-after) ?\n)
	(delete-char 1)
	;; Negate the following `forward-line'.
	(forward-line -1))
       ((looking-at "<!-- ")
	(search-forward "-->"))
       ((looking-at "<p>[- ]*The Detailed Node Listing[- \n]*")
	(replace-match "  </td></tr></table>\n
<h3>Detailed Node Listing</h3>\n\n" t t)
	(search-forward "<p>")
	(search-forward "<p>")
	(goto-char (match-beginning 0))
	(skip-chars-backward "\n ")
	(setq open-td nil)
	(insert "</p>\n\n<table  style=\"float:left\" width=\"100%\">"))
       ((looking-at "</li></ul>")
	(replace-match "" t t))
       ((looking-at "<p>")
	(replace-match "" t t)
	(when open-td
	  (insert "  </td></tr>")
	  (setq open-td nil))
	(insert "  <tr>
    <th colspan=\"2\" align=\"left\" style=\"text-align:left\">")
	(re-search-forward "</p>[ \t\n]*<ul class=\"menu\">")
	(replace-match "  </th></tr>"))
       ((looking-at "[ \t]*</ul>[ \t]*$")
	(replace-match
	 (if open-td
	     "  </td></tr>\n</table>"
	   "</table>") t t)
	(setq done t))
       (t
	(if (eobp)
	    (error "Parse error in %s" f))
	(unless open-td
	  (setq done t))))
      (forward-line 1))))

(provide 'admin)

;;; admin.el ends here