src/code/osf1-os.lisp

   1 ;;;; OS interface functions for CMU CL under OSF/1
   2
   3 ;;;; This software is part of the SBCL system. See the README file for
   4 ;;;; more information.
   5 ;;;;
   6 ;;;; This software is derived from the CMU CL system, which was
   7 ;;;; written at Carnegie Mellon University and released into the
   8 ;;;; public domain. The software is in the public domain and is
   9 ;;;; provided with absolutely no warranty. See the COPYING and CREDITS
  10 ;;;; files for more information.
  11
  12 (in-package "SB!SYS")
  13
  14 ;;; Check that target machine features are set up consistently with
  15 ;;; this file.
  16 #!-osf1 (error "missing :OSF1 feature")
  17
  18 (defun software-type ()
  19   #!+sb-doc
  20   "Return a string describing the supporting software."
  21   (values "OSF/1"))
  22
  23 (defun software-version ()
  24   #!+sb-doc
  25   "Return a string describing version of the supporting software, or NIL
  26   if not available."
  27   (or *software-version*
  28       (setf *software-version*
  29             (string-trim '(#\newline)
  30                          (with-output-to-string (stream)
  31                            (sb!ext:run-program "/bin/uname" `("-r")
  32                                                :output stream))))))
  33
  34 ;;; Return system time, user time and number of page faults.
  35 (defun get-system-info ()
  36   (multiple-value-bind
  37       (err? utime stime maxrss ixrss idrss isrss minflt majflt)
  38       (sb!unix:unix-getrusage sb!unix:rusage_self)
  39     (declare (ignore maxrss ixrss idrss isrss minflt))
  40     (unless err? ; FIXME: nonmnemonic (reversed) name for ERR?
  41       (error "Unix system call getrusage failed: ~A." (strerror utime)))
  42     (values utime stime majflt)))
  43
  44 ;;; Return the system page size.
  45 (defun get-page-size ()
  46   ;; probably should call getpagesize()
  47   ;; FIXME: Or we could just get rid of this, since the uses of it look
  48   ;; disposable.
  49   4096)