From d427b66a664c0e1ffc818dfa5b87b45b4857d2ae Mon Sep 17 00:00:00 2001 From: Jim Blandy Date: Mon, 13 Jan 1992 21:48:03 +0000 Subject: entered into RCS --- src/lastfile.c | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 src/lastfile.c (limited to 'src/lastfile.c') diff --git a/src/lastfile.c b/src/lastfile.c new file mode 100644 index 0000000000..6588a593c9 --- /dev/null +++ b/src/lastfile.c @@ -0,0 +1,38 @@ +/* Mark end of data space to dump as pure, for GNU Emacs. + Copyright (C) 1985 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 1, 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. */ + + +/* How this works: + + Fdump_emacs dumps everything up to my_edata as text space (pure). + + The files of Emacs are written so as to have no initialized + data that can ever need to be altered except at the first startup. + This is so that those words can be dumped as sharable text. + + It is not possible to exercise such control over library files. + So it is necessary to refrain from making their data areas shared. + Therefore, this file is loaded following all the files of Emacs + but before library files. + As a result, the symbol my_edata indicates the point + in data space between data coming from Emacs and data + coming from libraries. +*/ + +char my_edata = 0; -- cgit v1.2.3