Commit e15bebf7 authored by hallgren's avatar hallgren
Browse files

Initial revision

parent e7792a94
;;; -*- Mode: Lisp; Package: Lisp; Log: code.log -*-
;;;
;;; **********************************************************************
;;; This code was written as part of the CMU Common Lisp project at
;;; Carnegie Mellon University, and has been placed in the public domain.
;;; If you want to use this code or any part of CMU Common Lisp, please contact
;;; Scott Fahlman or slisp-group@cs.cmu.edu.
;;;
(ext:file-comment
"$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/code/hpux-os.lisp,v 1.1 1993/07/26 20:10:18 hallgren Exp $")
;;;
;;; **********************************************************************
;;;
;;; OS interface functions for CMU CL under Mach. From Miles Bader and David
;;; Axmark.
;;;
(in-package "SYSTEM")
(use-package "EXTENSIONS")
(export '(get-system-info get-page-size os-init))
(pushnew :hpux *features*)
(setq *software-type* "HPUX")
(defvar *software-version* nil "Version string for supporting software")
(defun software-version ()
"Returns a string describing version of the supporting software."
(unless *software-version*
(setf *software-version*
(let ((version-line
(with-output-to-string (stream)
(run-program "/usr/bin/uname"
'("-r" )
:output stream
:pty nil
:error nil))))
(subseq version-line 0 (1- (length version-line))))))
*software-version*)
;;; OS-INIT -- interface.
;;;
;;; Other OS dependent initializations.
;;;
(defun os-init ()
;; Decache version on save, because it might not be the same when we restart.
(setf *software-version* nil))
;;; GET-SYSTEM-INFO -- Interface
;;;
;;; Return system time, user time and number of page faults.
;;;
(defun get-system-info ()
(multiple-value-bind
(err? utime stime maxrss ixrss idrss isrss minflt majflt)
(unix:unix-getrusage unix:rusage_self)
(declare (ignore maxrss ixrss idrss isrss minflt))
(cond ((null err?)
(error "Unix system call getrusage failed: ~A."
(unix:get-unix-error-msg utime)))
(T
(values utime stime majflt)))))
;;; GET-PAGE-SIZE -- Interface
;;;
;;; Return the system page size.
;;;
(defun get-page-size ()
(multiple-value-bind (val err)
(unix:unix-getpagesize)
(unless val
(error "Getpagesize failed: ~A" (unix:get-unix-error-msg err)))
val))
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