mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-11-25 07:28:20 +00:00
246 lines
8.7 KiB
EmacsLisp
246 lines
8.7 KiB
EmacsLisp
;;;; makeinfo.el -- run makeinfo conveniently.
|
||
;;; Copyright (C) 1991, 1993 Free Software Foundation, Inc.
|
||
|
||
;;; Author: Robert J. Chassell
|
||
;;; Maintainer: FSF
|
||
|
||
;;; 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 2, 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; see the file COPYING. If not, write to
|
||
;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
|
||
|
||
;;; Commentary:
|
||
|
||
;;; The Texinfo mode `makeinfo' related commands are:
|
||
|
||
;; makeinfo-region to run makeinfo on the current region.
|
||
;; makeinfo-buffer to run makeinfo on the current buffer, or
|
||
;; with optional prefix arg, on current region
|
||
;; kill-compilation to kill currently running makeinfo job
|
||
;; makeinfo-recenter-makeinfo-buffer to redisplay *compilation* buffer
|
||
|
||
;;; Keybindings (defined in `texinfo.el')
|
||
|
||
;; makeinfo bindings
|
||
; (define-key texinfo-mode-map "\C-c\C-m\C-r" 'makeinfo-region)
|
||
; (define-key texinfo-mode-map "\C-c\C-m\C-b" 'makeinfo-buffer)
|
||
; (define-key texinfo-mode-map "\C-c\C-m\C-k" 'kill-compilation)
|
||
; (define-key texinfo-mode-map "\C-c\C-m\C-l"
|
||
; 'makeinfo-recenter-compilation-buffer)
|
||
|
||
;;; Code:
|
||
|
||
;;; Variables used by `makeinfo'
|
||
|
||
(require 'compile)
|
||
|
||
(defvar makeinfo-run-command "makeinfo"
|
||
"*Command used to run `makeinfo' subjob.
|
||
The name of the file is appended to this string, separated by a space.")
|
||
|
||
(defvar makeinfo-options "--fill-column=70"
|
||
"*String containing options for running `makeinfo'.
|
||
Do not include `--footnote-style' or `--paragraph-indent';
|
||
the proper way to specify those is with the Texinfo commands
|
||
`@footnotestyle` and `@paragraphindent'.")
|
||
|
||
(require 'texinfo)
|
||
|
||
(defvar makeinfo-compilation-process nil
|
||
"Process that runs `makeinfo'. Should start out nil.")
|
||
|
||
(defvar makeinfo-temp-file nil
|
||
"Temporary file name used for text being sent as input to `makeinfo'.")
|
||
|
||
(defvar makeinfo-output-file-name nil
|
||
"Info file name used for text output by `makeinfo'.")
|
||
|
||
|
||
;;; The `makeinfo' function definitions
|
||
|
||
(defun makeinfo-region (region-beginning region-end)
|
||
"Make Info file from region of current Texinfo file, and switch to it.
|
||
|
||
This command does not offer the `next-error' feature since it would
|
||
apply to a temporary file, not the original; use the `makeinfo-buffer'
|
||
command to gain use of `next-error'."
|
||
|
||
(interactive "r")
|
||
(let (filename-or-header
|
||
filename-or-header-beginning
|
||
filename-or-header-end)
|
||
;; Cannot use `let' for makeinfo-temp-file or
|
||
;; makeinfo-output-file-name since `makeinfo-compilation-sentinel'
|
||
;; needs them.
|
||
|
||
(setq makeinfo-temp-file
|
||
(concat
|
||
(make-temp-name
|
||
(substring (buffer-file-name)
|
||
0
|
||
(or (string-match "\\.tex" (buffer-file-name))
|
||
(length (buffer-file-name)))))
|
||
".texinfo"))
|
||
|
||
(save-excursion
|
||
(save-restriction
|
||
(widen)
|
||
(goto-char (point-min))
|
||
(let ((search-end (save-excursion (forward-line 100) (point))))
|
||
;; Find and record the Info filename,
|
||
;; or else explain that a filename is needed.
|
||
(if (re-search-forward
|
||
"^@setfilename[ \t]+\\([^ \t\n]+\\)[ \t]*"
|
||
search-end t)
|
||
(setq makeinfo-output-file-name
|
||
(buffer-substring (match-beginning 1) (match-end 1)))
|
||
(error
|
||
"The texinfo file needs a line saying: @setfilename <name>"))
|
||
|
||
;; Find header and specify its beginning and end.
|
||
(goto-char (point-min))
|
||
(if (and
|
||
(prog1
|
||
(search-forward tex-start-of-header search-end t)
|
||
(beginning-of-line)
|
||
;; Mark beginning of header.
|
||
(setq filename-or-header-beginning (point)))
|
||
(prog1
|
||
(search-forward tex-end-of-header nil t)
|
||
(beginning-of-line)
|
||
;; Mark end of header
|
||
(setq filename-or-header-end (point))))
|
||
|
||
;; Insert the header into the temporary file.
|
||
(write-region
|
||
(min filename-or-header-beginning region-beginning)
|
||
filename-or-header-end
|
||
makeinfo-temp-file nil nil)
|
||
|
||
;; Else no header; insert @filename line into temporary file.
|
||
(goto-char (point-min))
|
||
(search-forward "@setfilename" search-end t)
|
||
(beginning-of-line)
|
||
(setq filename-or-header-beginning (point))
|
||
(forward-line 1)
|
||
(setq filename-or-header-end (point))
|
||
(write-region
|
||
(min filename-or-header-beginning region-beginning)
|
||
filename-or-header-end
|
||
makeinfo-temp-file nil nil))
|
||
|
||
;; Insert the region into the file.
|
||
(write-region
|
||
(max region-beginning filename-or-header-end)
|
||
region-end
|
||
makeinfo-temp-file t nil)
|
||
|
||
;; Run the `makeinfo-compile' command in the *compilation* buffer
|
||
(save-excursion
|
||
(makeinfo-compile
|
||
(concat makeinfo-run-command
|
||
" "
|
||
makeinfo-options
|
||
" "
|
||
makeinfo-temp-file)
|
||
"Use `makeinfo-buffer' to gain use of the `next-error' command"
|
||
nil)))))))
|
||
|
||
;;; Actually run makeinfo. COMMAND is the command to run.
|
||
;;; ERROR-MESSAGE is what to say when next-error can't find another error.
|
||
;;; If PARSE-ERRORS is non-nil, do try to parse error messages.
|
||
(defun makeinfo-compile (command error-message parse-errors)
|
||
(let ((buffer
|
||
(compile-internal command error-message nil
|
||
(and (not parse-errors)
|
||
;; If we do want to parse errors, pass nil.
|
||
;; Otherwise, use this function, which won't
|
||
;; ever find any errors.
|
||
'(lambda (&rest ignore)
|
||
(setq compilation-error-list nil))))))
|
||
(set-process-sentinel (get-buffer-process buffer)
|
||
'makeinfo-compilation-sentinel)))
|
||
|
||
;; Delete makeinfo-temp-file after processing is finished,
|
||
;; and visit Info file.
|
||
;; This function is called when the compilation process changes state.
|
||
;; Based on `compilation-sentinel' in compile.el
|
||
(defun makeinfo-compilation-sentinel (proc msg)
|
||
(compilation-sentinel proc msg)
|
||
(if (and makeinfo-temp-file (file-exists-p makeinfo-temp-file))
|
||
(delete-file makeinfo-temp-file))
|
||
;; Always use the version on disk.
|
||
(if (get-file-buffer makeinfo-output-file-name)
|
||
(progn (set-buffer makeinfo-output-file-name)
|
||
(revert-buffer t t))
|
||
(find-file makeinfo-output-file-name))
|
||
(goto-char (point-min)))
|
||
|
||
(defun makeinfo-buffer ()
|
||
"Make Info file from current buffer.
|
||
|
||
Use the \\[next-error] command to move to the next error
|
||
\(if there are errors\)."
|
||
|
||
(interactive)
|
||
(cond ((null buffer-file-name)
|
||
(error "Buffer not visiting any file"))
|
||
((buffer-modified-p)
|
||
(if (y-or-n-p "Buffer modified; do you want to save it? ")
|
||
(save-buffer))))
|
||
|
||
;; Find and record the Info filename,
|
||
;; or else explain that a filename is needed.
|
||
(save-excursion
|
||
(goto-char (point-min))
|
||
(let ((search-end (save-excursion (forward-line 100) (point))))
|
||
(if (re-search-forward
|
||
"^@setfilename[ \t]+\\([^ \t\n]+\\)[ \t]*"
|
||
search-end t)
|
||
(setq makeinfo-output-file-name
|
||
(buffer-substring (match-beginning 1) (match-end 1)))
|
||
(error
|
||
"The texinfo file needs a line saying: @setfilename <name>"))))
|
||
|
||
(save-excursion
|
||
(makeinfo-compile
|
||
(concat makeinfo-run-command " " makeinfo-options
|
||
" " buffer-file-name)
|
||
"No more errors."
|
||
t)))
|
||
|
||
(defun makeinfo-recenter-compilation-buffer (linenum)
|
||
"Redisplay `*compilation*' buffer so most recent output can be seen.
|
||
The last line of the buffer is displayed on
|
||
line LINE of the window, or centered if LINE is nil."
|
||
(interactive "P")
|
||
(let ((makeinfo-buffer (get-buffer "*compilation*"))
|
||
(old-buffer (current-buffer)))
|
||
(if (null makeinfo-buffer)
|
||
(message "No *compilation* buffer")
|
||
(pop-to-buffer makeinfo-buffer)
|
||
(bury-buffer makeinfo-buffer)
|
||
(goto-char (point-max))
|
||
(recenter (if linenum
|
||
(prefix-numeric-value linenum)
|
||
(/ (window-height) 2)))
|
||
(pop-to-buffer old-buffer)
|
||
)))
|
||
|
||
;;; Place `provide' at end of file.
|
||
(provide 'makeinfo)
|
||
|
||
;;; makeinfo.el ends here
|
||
|