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1 | ;;; -*-lisp-*- |
2 | ;;; |
3 | ;;; $Id$ |
4 | ;;; |
5 | ;;; Basic system-specific stuff |
6 | ;;; |
7 | ;;; (c) 2005 Mark Wooding |
8 | ;;; |
9 | |
10 | ;;;----- Licensing notice --------------------------------------------------- |
11 | ;;; |
12 | ;;; This program is free software; you can redistribute it and/or modify |
13 | ;;; it under the terms of the GNU General Public License as published by |
14 | ;;; the Free Software Foundation; either version 2 of the License, or |
15 | ;;; (at your option) any later version. |
16 | ;;; |
17 | ;;; This program is distributed in the hope that it will be useful, |
18 | ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
19 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
20 | ;;; GNU General Public License for more details. |
21 | ;;; |
22 | ;;; You should have received a copy of the GNU General Public License |
23 | ;;; along with this program; if not, write to the Free Software Foundation, |
24 | ;;; Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
25 | |
26 | (defpackage #:mdw.runlisp |
27 | (:use #:common-lisp #:extensions) |
28 | (:export #:*lisp-interpreter* #:*command-line-strings*)) |
29 | (defpackage #:mdw.sys-base |
30 | (:use #:common-lisp #:extensions #:mdw.runlisp) |
31 | (:export #:exit #:hard-exit #:*program-name* #:*command-line-strings*)) |
32 | (in-package #:mdw.sys-base) |
33 | |
34 | ;;; --- This is currently all a bit CMUCL-specific --- |
35 | |
36 | #+cmu |
37 | (defun exit (&optional (code 0)) |
38 | "Polite way to end a program. If running in an interactive Lisp, just |
39 | return to the top-level REPL." |
40 | (if *batch-mode* |
41 | (throw 'lisp::%end-of-the-world code) |
42 | (progn |
43 | (unless (zerop code) |
44 | (format t "~&Exiting unsuccessfully with code ~D.~%" code)) |
45 | (abort)))) |
46 | |
47 | #+cmu |
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48 | (defun hard-exit (&optional (code 0)) |
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49 | "Stops the program immediately in its tracks. Does nothing else. Use |
50 | after fork, for example, to avoid flushing buffers." |
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51 | (declare (type (unsigned-byte 32) code)) |
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52 | (unix::void-syscall ("_exit" c-call:int) code)) |
53 | |
54 | #+cmu |
55 | (defvar *program-name* (pathname-name (car *command-line-strings*)) |
56 | "A plausible guess at the program's name, stripped of strange extensions.") |
57 | |
58 | ;;;----- That's all, folks -------------------------------------------------- |