1 ;;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10; Package: modlisp -*-
2 ;;;; *************************************************************************
3 ;;;; FILE IDENTIFICATION
5 ;;;; Name: processes.lisp
6 ;;;; Purpose: Multiprocessing functions
7 ;;;; Programmer: Kevin M. Rosenberg
8 ;;;; Date Started: June 2003
11 ;;;; *************************************************************************
16 (defun make-process (name func)
17 #+allegro (mp:process-run-function name func)
18 #+cmu (mp:make-process func :name name)
19 #+lispworks (mp:process-run-function name nil func)
20 #+sb-thread (sb-thread:make-thread func :name name)
21 #+openmcl (ccl:process-run-function name func)
22 #-(or allegro cmu lispworks sb-thread openmcl) (funcall func)
25 (defun destroy-process (process)
26 #+cmu (mp:destroy-process process)
27 #+allegro (mp:process-kill process)
28 #+sb-thread (sb-thread:destroy-thread process)
29 #+lispworks (mp:process-kill process)
30 #+openmcl (ccl:process-kill process)
33 (defun make-lock (name)
34 #+allegro (mp:make-process-lock :name name)
35 #+cmu (mp:make-lock name)
36 #+lispworks (mp:make-lock :name name)
37 #+sb-thread (sb-thread:make-mutex :name name)
38 #+openmcl (ccl:make-lock name)
41 (defmacro with-lock-held ((lock) &body body)
43 `(mp:with-process-lock (,lock) ,@body)
45 `(mp:with-lock-held (,lock) ,@body)
47 `(mp:with-lock (,lock) ,@body)
49 `(sb-thread:with-recursive-lock (,lock) ,@body)
51 `(ccl:with-lock-grabbed (,lock) ,@body)
52 #-(or allegro cmu lispworks sb-thread openmcl)
57 (defmacro with-timeout ((seconds) &body body)
59 `(mp:with-timeout (,seconds) ,@body)
61 `(mp:with-timeout (,seconds) ,@body)
63 `(sb-ext:with-timeout ,seconds ,@body)
65 `(ccl:process-wait-with-timeout "waiting"
66 (* ,seconds ccl:*ticks-per-second*)
69 #-(or allegro cmu sb-thread openmcl)
73 (defun process-sleep (n)
74 #+allegro (mp:process-sleep n)