Commit 1ede99a8 authored by Vinicius Jose Latorre's avatar Vinicius Jose Latorre
Browse files

Write a buffer if and only if the buffer was modified.

parent ce4dd05c
2004-03-30 Vinicius Jose Latorre <viniciusjl@ig.com.br>
* progmodes/ebnf2ps.el (ebnf-eps-finish-and-write): Write a buffer if
and only if the buffer was modified.
2004-03-30 Kenichi Handa <handa@m17n.org>
* international/characters.el: Delete pairs for U+2308..U+230B.
......
......@@ -5,7 +5,7 @@
;; Author: Vinicius Jose Latorre <viniciusjl@ig.com.br>
;; Maintainer: Vinicius Jose Latorre <viniciusjl@ig.com.br>
;; Time-stamp: <2004/03/28 19:56:21 vinicius>
;; Time-stamp: <2004/03/30 21:49:21 vinicius>
;; Keywords: wp, ebnf, PostScript
;; Version: 4.1
;; X-URL: http://www.cpqd.com.br/~vinicius/emacs/
......@@ -4762,52 +4762,53 @@ killed after process termination."
(defun ebnf-eps-finish-and-write (buffer filename)
(save-excursion
(set-buffer buffer)
(setq ebnf-eps-upper-x (max ebnf-eps-upper-x ebnf-eps-max-width)
ebnf-eps-upper-y (if (zerop ebnf-eps-upper-y)
ebnf-eps-max-height
(+ ebnf-eps-upper-y
ebnf-production-vertical-space
ebnf-eps-max-height)))
;; prologue
(goto-char (point-min))
(insert
"%!PS-Adobe-3.0 EPSF-3.0"
"\n%%BoundingBox: 0 0 "
(format "%d %d" (1+ ebnf-eps-upper-x) (1+ ebnf-eps-upper-y))
"\n%%Title: " filename
"\n%%CreationDate: " (format-time-string "%T %b %d %Y")
"\n%%Creator: " (user-full-name) " (using ebnf2ps v" ebnf-version ")"
"\n%%DocumentNeededResources: font "
(or ebnf-fonts-required
(setq ebnf-fonts-required
(mapconcat 'identity
(ps-remove-duplicates
(mapcar 'ebnf-font-name-select
(list ebnf-production-font
ebnf-terminal-font
ebnf-non-terminal-font
ebnf-special-font
ebnf-except-font
ebnf-repeat-font)))
"\n%%+ font ")))
"\n%%Pages: 0\n%%EndComments\n\n%%BeginProlog\n"
ebnf-eps-prologue)
(ebnf-insert-ebnf-prologue)
(insert ebnf-eps-begin
"\n0 " (ebnf-format-float
(- ebnf-eps-upper-y (* ebnf-font-height-P 0.7)))
" #ebnf2ps#begin\n")
;; epilogue
(goto-char (point-max))
(insert ebnf-eps-end)
;; write file
(message "Saving...")
(setq filename (expand-file-name filename))
(let ((coding-system-for-write 'raw-text-unix))
(write-region (point-min) (point-max) filename))
(message "Wrote %s" filename)))
(when (buffer-modified-p buffer)
(save-excursion
(set-buffer buffer)
(setq ebnf-eps-upper-x (max ebnf-eps-upper-x ebnf-eps-max-width)
ebnf-eps-upper-y (if (zerop ebnf-eps-upper-y)
ebnf-eps-max-height
(+ ebnf-eps-upper-y
ebnf-production-vertical-space
ebnf-eps-max-height)))
;; prologue
(goto-char (point-min))
(insert
"%!PS-Adobe-3.0 EPSF-3.0"
"\n%%BoundingBox: 0 0 "
(format "%d %d" (1+ ebnf-eps-upper-x) (1+ ebnf-eps-upper-y))
"\n%%Title: " filename
"\n%%CreationDate: " (format-time-string "%T %b %d %Y")
"\n%%Creator: " (user-full-name) " (using ebnf2ps v" ebnf-version ")"
"\n%%DocumentNeededResources: font "
(or ebnf-fonts-required
(setq ebnf-fonts-required
(mapconcat 'identity
(ps-remove-duplicates
(mapcar 'ebnf-font-name-select
(list ebnf-production-font
ebnf-terminal-font
ebnf-non-terminal-font
ebnf-special-font
ebnf-except-font
ebnf-repeat-font)))
"\n%%+ font ")))
"\n%%Pages: 0\n%%EndComments\n\n%%BeginProlog\n"
ebnf-eps-prologue)
(ebnf-insert-ebnf-prologue)
(insert ebnf-eps-begin
"\n0 " (ebnf-format-float
(- ebnf-eps-upper-y (* ebnf-font-height-P 0.7)))
" #ebnf2ps#begin\n")
;; epilogue
(goto-char (point-max))
(insert ebnf-eps-end)
;; write file
(message "Saving...")
(setq filename (expand-file-name filename))
(let ((coding-system-for-write 'raw-text-unix))
(write-region (point-min) (point-max) filename))
(message "Wrote %s" filename))))
(defun ebnf-insert-ebnf-prologue ()
......
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