home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
OS/2 Shareware BBS: 5 Edit
/
05-Edit.zip
/
e20313sr.zip
/
emacs
/
20.3.1
/
src
/
unexecemx.c
< prev
next >
Wrap
C/C++ Source or Header
|
1999-07-31
|
2KB
|
70 lines
/* unexecemx.c
Copyright (C) 1994-1996 Eberhard Mattes.
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, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "config.h"
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/process.h>
unexec (new_name, a_name, data_start, bss_start, entry_address)
char *new_name, *a_name;
unsigned data_start, bss_start, entry_address;
{
int fd, rc, extract;
char emxl_path[512];
if (a_name == 0)
fatal ("SYMFILE argument of dump-emacs is nil\n");
fd = open ("emacs.cor", O_WRONLY|O_CREAT|O_TRUNC|O_BINARY, S_IREAD|S_IWRITE);
if (fd < 0)
fatal ("Cannot create core dump file\n");
if (_core (fd) != 0)
fatal ("Cannot write core dump file\n");
close (fd);
extract = 0;
if (access (a_name, 0) != 0)
{
rc = spawnlp (P_WAIT, "emxbind.exe", "emxbind.exe",
"-xq", a_name, a_name, 0);
if (rc == -1)
fatal ("Cannot run emxbind\n");
if (rc != 0)
fatal ("emxbind failed to extract a.out image\n");
extract = 1;
}
if (_path (emxl_path, "emxl.exe") != 0
&& _path (emxl_path, "emx.exe") != 0)
strcpy (emxl_path, "/emx/bin/emxl.exe");
rc = spawnlp (P_WAIT, "emxbind.exe", "emxbind.exe",
"-bqs", "-h48", "-cemacs.cor",
emxl_path, a_name, new_name,
"-h40", 0);
unlink ("emacs.cor");
if (extract)
unlink (a_name);
if (rc == -1)
fatal ("Cannot run emxbind\n");
if (rc != 0)
fatal ("emxbind failed to bind executable\n");
return 0;
}