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861345b4 | 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 | |
beaffa5a | 27 | (:use #:common-lisp #+cmu #:extensions) |
861345b4 | 28 | (:export #:*lisp-interpreter* #:*command-line-strings*)) |
8a2e8de1 MW |
29 | (in-package #:mdw.runlisp) |
30 | ||
31 | #+clisp | |
32 | (progn | |
33 | (defvar *lisp-interpreter*) | |
34 | (defvar *command-line-strings*) | |
35 | (let ((args (coerce (ext:argv) 'list))) | |
36 | (setf *lisp-interpreter* (car args)) | |
37 | (setf *command-line-strings* (nthcdr 7 args)))) | |
38 | ||
861345b4 | 39 | (defpackage #:mdw.sys-base |
8a2e8de1 MW |
40 | (:use #:common-lisp #+cmu #:extensions #+cmu #:mdw.runlisp) |
41 | (:export #:exit #:hard-exit #:*program-name* #:*command-line-strings*) | |
42 | (:import-from #:mdw.runlisp #:*lisp-interpreter* #:*command-line-strings*) | |
43 | #+clisp (:import-from #:ext #:exit)) | |
861345b4 | 44 | (in-package #:mdw.sys-base) |
45 | ||
46 | ;;; --- This is currently all a bit CMUCL-specific --- | |
47 | ||
8a2e8de1 | 48 | #+(or cmu) |
861345b4 | 49 | (defun exit (&optional (code 0)) |
50 | "Polite way to end a program. If running in an interactive Lisp, just | |
0ff9df03 | 51 | return to the top-level REPL." |
8a2e8de1 MW |
52 | (if #+cmu *batch-mode* |
53 | #+cmu (throw 'lisp::%end-of-the-world code) | |
861345b4 | 54 | (progn |
55 | (unless (zerop code) | |
56 | (format t "~&Exiting unsuccessfully with code ~D.~%" code)) | |
57 | (abort)))) | |
58 | ||
c59bde66 | 59 | (defun hard-exit (&optional (code 0)) |
861345b4 | 60 | "Stops the program immediately in its tracks. Does nothing else. Use |
0ff9df03 | 61 | after fork, for example, to avoid flushing buffers." |
c59bde66 | 62 | (declare (type (unsigned-byte 32) code)) |
8a2e8de1 MW |
63 | #+cmu (unix::void-syscall ("_exit" c-call:int) code) |
64 | #+clisp (ext:quit code)) | |
861345b4 | 65 | |
8a2e8de1 MW |
66 | (defvar *program-name* |
67 | (pathname-name (car *command-line-strings*)) | |
861345b4 | 68 | "A plausible guess at the program's name, stripped of strange extensions.") |
69 | ||
70 | ;;;----- That's all, folks -------------------------------------------------- |