/* unexec() support for Cygwin;
complete rewrite of xemacs Cygwin unexec() code
- Copyright (C) 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+ Copyright (C) 2004-2012 Free Software Foundation, Inc.
This file is part of GNU Emacs.
-GNU Emacs is free software; you can redistribute it and/or modify
+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, or (at your option)
-any later version.
+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
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, Inc., 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA. */
+along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
+#include "unexec.h"
+
#include <lisp.h>
#include <stdio.h>
#include <fcntl.h>
extern int bss_sbrk_did_unexec;
+extern int __malloc_initialized;
+
/* emacs symbols that indicate where bss and data end for emacs internals */
extern char my_endbss[];
extern char my_edata[];
lseek (fd, (long) (exe_header->section_header[i].s_scnptr),
SEEK_SET);
assert (ret != -1);
+ /* force the dumped emacs to reinitialize malloc */
+ __malloc_initialized = 0;
ret =
write (fd, (char *) start_address,
my_endbss - (char *) start_address);
+ __malloc_initialized = 1;
assert (ret == (my_endbss - (char *) start_address));
if (debug_unexcw)
printf (" .bss, mem start 0x%08x mem length %d\n",
return (modified);
}
-int
-unexec (char *outfile, char *infile, unsigned start_data, unsigned d1,
- unsigned d2)
+void
+unexec (const char *outfile, const char *infile)
{
char infile_buffer[FILENAME_MAX];
char outfile_buffer[FILENAME_MAX];
{
/* can only dump once */
printf ("You can only dump Emacs once on this platform.\n");
- return (1);
+ return;
}
report_sheap_usage (1);
ret = close (fd_out);
assert (ret == 0);
-
- return (0);
}
-
-/* arch-tag: fc44f6c3-ca0a-45e0-a5a2-58b6101b1e65
- (do not change this comment) */