Files
CXML/glisp/dep-acl5.lisp
2005-03-13 18:02:10 +00:00

162 lines
5.7 KiB
Common Lisp

;;; -*- Mode: Lisp; Syntax: Common-Lisp; Package: CL-USER; Encoding: utf-8; -*-
;;; ---------------------------------------------------------------------------
;;; Title: ACL-5.0 dependent stuff + fixups
;;; Created: 1999-05-25 22:32
;;; Author: Gilbert Baumann <unk6@rz.uni-karlsruhe.de>
;;; License: GPL (See file COPYING for details).
;;; ---------------------------------------------------------------------------
;;; (c) copyright 1998,1999 by Gilbert Baumann
;;; This program 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 of the License, or
;;; (at your option) any later version.
;;;
;;; This program 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 this program; if not, write to the Free Software
;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
;;; Changes
;;; =======
;;; When Who What
;;; ---------------------------------------------------------------------------
;;; 2002-01-04 GB spend BLOCK for DEFSUBST
;;; 1999-08-31 SES Stig Erik Sandø <stig@ii.uib.no>
;;;
;;; Changed #+allegro-v5.0 to
;;; #+(and allegro-version>= (version>= 5))
;;;
(export 'glisp::read-byte-sequence :glisp)
(export 'glisp::read-char-sequence :glisp)
(export 'glisp::run-unix-shell-command :glisp)
(export 'glisp::mp/process-run-function :glisp)
(export 'glisp::mp/process-kill :glisp)
(export 'glisp::mp/current-process :glisp)
(export 'glisp::mp/seize-lock :glisp)
(export 'glisp::mp/release-lock :glisp)
(export 'glisp::mp/process-yield :glisp)
(export 'glisp::mp/process-wait :glisp)
(export 'glisp::getenv :glisp)
(export 'glisp::make-server-socket :glisp)
(defun glisp::mp/seize-lock (lock &key whostate)
whostate
(mp:process-lock lock))
(defun glisp::mp/release-lock (lock)
(mp:process-unlock lock))
(defun glisp::read-byte-sequence (&rest ap)
(apply #'read-sequence ap))
(defun glisp::read-char-sequence (&rest ap)
(apply #'read-sequence ap))
#+(and allegro-version>= (version>= 5))
(defun glisp::open-inet-socket (hostname port)
(values
(socket:make-socket :remote-host hostname
:remote-port port
:format :binary)
:byte))
(defun glisp::make-server-socket (port &key (element-type '(unsigned-byte 8)))
(socket:make-socket :connect :passive
:local-port port
:format (cond ((subtypep element-type '(unsigned-byte 8))
:binary)
((subtypep element-type 'character)
:text)
(t
(error "Unknown element type: ~S." element-type)))))
(defun glisp::accept-connection/low (socket)
(values
(socket:accept-connection socket :wait t)
:byte))
#-(and allegro-version>= (version>= 5))
(defun glisp::open-inet-socket (hostname port)
(values
(ipc:open-network-stream :host hostname
:port port
:element-type '(unsigned-byte 8)
:class 'EXCL::BIDIRECTIONAL-BINARY-SOCKET-STREAM)
:byte))
(defun glisp::mp/make-lock (&key name)
(mp:make-process-lock :name name))
(defmacro glisp::mp/with-lock ((lock) &body body)
`(mp:with-process-lock (,lock)
,@body))
(defmacro glisp::with-timeout ((&rest options) &body body)
`(mp:with-timeout ,options . ,body))
(defun glisp::g/make-string (length &rest options)
(apply #'make-array length :element-type 'base-char options))
(defun glisp:run-unix-shell-command (cmd)
(excl:shell cmd))
(defparameter glisp::*inherited-vars*
'(*terminal-io* *standard-input* *standard-output* *error-output* *trace-output* *query-io* *debug-io*))
(defparameter glisp::*inherited-vars* nil)
(defun glisp:mp/process-run-function (name fn &rest args)
(mp:process-run-function
name
(lambda (vars vals fn args)
(progv vars vals
(apply fn args)))
glisp::*inherited-vars* (mapcar #'symbol-value glisp::*inherited-vars*)
fn args))
(defun glisp:mp/current-process ()
sys:*current-process*)
(defun glisp::mp/process-yield (&optional process-to-run)
(mp:process-allow-schedule process-to-run))
(defun glisp::mp/process-wait (whostate predicate)
(mp:process-wait whostate predicate))
(defun glisp::mp/process-kill (proc)
(mp:process-kill proc))
;; ACL is incapable to define compiler macros on (setf foo)
;; Unfortunately it is also incapable to declaim such functions inline.
;; So we revoke the DEFUN hack from dep-gcl here.
(defmacro glisp::defsubst (fun args &body body)
(if (and (consp fun) (eq (car fun) 'setf))
(let ((fnam (intern (concatenate 'string "(SETF " (symbol-name (cadr fun)) ")")
(symbol-package (cadr fun)))))
`(progn
(defsetf ,(cadr fun) (&rest ap) (new-value) (list* ',fnam new-value ap))
(glisp::defsubst ,fnam ,args .,body)))
(labels ((declp (x)
(and (consp x) (eq (car x) 'declare))))
`(progn
(defun ,fun ,args .,body)
(define-compiler-macro ,fun (&rest .args.)
(cons '(lambda ,args
,@(remove-if-not #'declp body)
(block ,fun
,@(remove-if #'declp body)))
.args.))))))
(defun glisp::getenv (string)
(sys:getenv string))