1 ;;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10 -*-
2 ;;;; *************************************************************************
3 ;;;; FILE IDENTIFICATION
5 ;;;; Name: processes.lisp
6 ;;;; Purpose: Multiprocessing functions
7 ;;;; Programmer: Kevin M. Rosenberg
8 ;;;; Date Started: June 2003
9 ;;;; *************************************************************************
14 (defun make-process (name func)
15 #+allegro (mp:process-run-function name func)
16 #+cmu (mp:make-process func :name name)
17 #+lispworks (mp:process-run-function name nil func)
18 #+sb-thread (sb-thread:make-thread func :name name)
19 #+openmcl (ccl:process-run-function name func)
20 #-(or allegro cmu lispworks sb-thread openmcl) (funcall func)
23 (defun destroy-process (process)
24 #+cmu (mp:destroy-process process)
25 #+allegro (mp:process-kill process)
26 #+sb-thread (sb-thread:destroy-thread process)
27 #+lispworks (mp:process-kill process)
28 #+openmcl (ccl:process-kill process)
31 (defun make-lock (name)
32 #+allegro (mp:make-process-lock :name name)
33 #+cmu (mp:make-lock name)
34 #+lispworks (mp:make-lock :name name)
35 #+sb-thread (sb-thread:make-mutex :name name)
36 #+openmcl (ccl:make-lock name)
39 (defmacro with-lock-held ((lock) &body body)
41 `(mp:with-process-lock (,lock) ,@body)
43 `(mp:with-lock-held (,lock) ,@body)
45 `(mp:with-lock (,lock) ,@body)
47 `(sb-thread:with-recursive-lock (,lock) ,@body)
49 `(ccl:with-lock-grabbed (,lock) ,@body)
50 #-(or allegro cmu lispworks sb-thread openmcl)
55 (defmacro with-timeout ((seconds) &body body)
57 `(mp:with-timeout (,seconds) ,@body)
59 `(mp:with-timeout (,seconds) ,@body)
61 `(sb-ext:with-timeout ,seconds ,@body)
63 `(ccl:process-wait-with-timeout "waiting"
64 (* ,seconds ccl:*ticks-per-second*)
67 #-(or allegro cmu sb-thread openmcl)
71 (defun process-sleep (n)
72 #+allegro (mp:process-sleep n)