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Commit c1e1153c authored by wlott's avatar wlott
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;;; -*- Log: code.log; Package: KERNEL -*-
;;;
;;; **********************************************************************
;;; This code was written as part of the Spice 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 Spice Lisp, please contact
;;; Scott Fahlman (FAHLMAN@CMUC).
;;; **********************************************************************
;;;
;;; $Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/code/interr.lisp,v 1.1 1990/06/04 05:32:47 wlott Exp $
;;;
;;; Functions and macros to define and deal with internal errors (i.e.
;;; problems that can be signaled from assembler code).
;;;
;;; Written by William Lott.
;;;
(in-package "KERNEL")
(export '(error-number-or-lose))
(export '(unknown-error object-not-function-error object-not-list-error
object-not-bignum-error object-not-ratio-error
object-not-single-float-error object-not-double-float-error
object-not-simple-string-error object-not-simple-bit-vector-error
object-not-simple-vector-error object-not-fixnum-error
object-not-function-or-symbol-error object-not-vector-error
object-not-string-error object-not-bit-vector-error
object-not-array-error object-not-number-error
object-not-rational-error object-not-float-error
object-not-real-error object-not-integer-error
object-not-cons-error object-not-symbol-error
undefined-symbol-error object-not-coercable-to-function-error
invalid-argument-count-error bogus-argument-to-values-list-error
unbound-symbol-error object-not-base-character-error
object-not-sap-error invalid-unwind-error unseen-throw-tag-error
division-by-zero-error object-not-type-error
odd-keyword-arguments-error unknown-keyword-argument-error
not-<=-error not-=-error invalid-array-index-error
wrong-number-of-indices-error object-not-simple-array-error
object-not-signed-byte-32-error object-not-unsigned-byte-32-error
object-not-simple-array-unsigned-byte-2-error
object-not-simple-array-unsigned-byte-4-error
object-not-simple-array-unsigned-byte-8-error
object-not-simple-array-unsigned-byte-16-error
object-not-simple-array-unsigned-byte-32-error
object-not-simple-array-single-float-error
object-not-simple-array-double-float-error
object-not-complex-error))
;;;; Internal Errors
(defvar *internal-errors* (make-array 10 :initial-element nil))
(defstruct (error-info
(:print-function %print-error-info))
name
description
function)
(defun %print-error-info (info stream depth)
(declare (ignore depth))
(format stream "#<error-info for ~S>" (error-info-name info)))
(defun error-number-or-lose (name)
(or (position-if #'(lambda (info)
(and info (eq name (error-info-name info))))
*internal-errors*)
(error "Unknown internal error: ~S" name)))
(eval-when (compile eval)
(defvar *meta-error*)
(setf *meta-errors* (make-array 10 :initial-element nil))
(defun meta-error-number (name)
(or (when (boundp '*internal-errors*)
(position-if #'(lambda (info)
(and info (eq name (error-info-name info))))
*internal-errors*))
(position name *meta-errors*)
(do ((number 0 (1+ number)))
((and (or (not (boundp '*internal-errors*))
(>= number (length *internal-errors*))
(null (svref *internal-errors* number)))
(or (>= number (length *meta-errors*))
(null (svref *meta-errors* number))))
(when (>= number (length *meta-errors*))
(setf *meta-errors*
(replace (make-array (+ number 10) :initial-element nil)
*meta-errors*)))
(setf (svref *meta-errors* number) name)
number))))
(defmacro deferr (name description args &rest body)
`(%deferr ',name
,(meta-error-number name)
,description
#'(lambda ,args
,@body)))
)
(defun %deferr (name number description function)
(when (>= number (length *internal-errors*))
(setf *internal-errors*
(replace (make-array (+ number 10) :initial-element nil)
*internal-errors*)))
(setf (svref *internal-errors* number)
(make-error-info :name name
:description description
:function function))
name)
) ; Eval-When (Compile Load Eval)
(deferr unknown-error
"Unknown. System lossage."
(&rest args)
(error "Unknown error:~{ ~S~})" args))
(deferr object-not-function-error
"Object is not of type FUNCTION."
(&rest args)
(error "object-not-function:~{ ~S~}" args))
(deferr object-not-list-error
"Object is not of type LIST."
(&rest args)
(error "object-not-list:~{ ~S~}" args))
(deferr object-not-bignum-error
"Object is not of type BIGNUM."
(&rest args)
(error "object-not-bignum:~{ ~S~}" args))
(deferr object-not-ratio-error
"Object is not of type RATIO."
(&rest args)
(error "object-not-ratio:~{ ~S~}" args))
(deferr object-not-single-float-error
"Object is not of type SINGLE-FLOAT."
(&rest args)
(error "object-not-single-float:~{ ~S~}" args))
(deferr object-not-double-float-error
"Object is not of type DOUBLE-FLOAT."
(&rest args)
(error "object-not-double-float:~{ ~S~}" args))
(deferr object-not-simple-string-error
"Object is not of type SIMPLE-STRING."
(&rest args)
(error "object-not-simple-string:~{ ~S~}" args))
(deferr object-not-simple-bit-vector-error
"Object is not of type SIMPLE-BIT-VECTOR."
(&rest args)
(error "object-not-simple-bit-vector:~{ ~S~}" args))
(deferr object-not-simple-vector-error
"Object is not of type SIMPLE-VECTOR."
(&rest args)
(error "object-not-simple-vector:~{ ~S~}" args))
(deferr object-not-fixnum-error
"Object is not of type FIXNUM."
(&rest args)
(error "object-not-fixnum:~{ ~S~}" args))
(deferr object-not-function-or-symbol-error
"Object is not of type FUNCTION or of type SYMBOL."
(&rest args)
(error "object-not-function-or-symbol:~{ ~S~}" args))
(deferr object-not-vector-error
"Object is not of type VECTOR."
(&rest args)
(error "object-not-vector:~{ ~S~}" args))
(deferr object-not-string-error
"Object is not of type STRING."
(&rest args)
(error "object-not-string:~{ ~S~}" args))
(deferr object-not-bit-vector-error
"Object is not of type BIT-VECTOR."
(&rest args)
(error "object-not-bit-vector:~{ ~S~}" args))
(deferr object-not-array-error
"Object is not of type ARRAY."
(&rest args)
(error "object-not-array:~{ ~S~}" args))
(deferr object-not-number-error
"Object is not of type NUMBER."
(&rest args)
(error "object-not-number:~{ ~S~}" args))
(deferr object-not-rational-error
"Object is not of type RATIONAL."
(&rest args)
(error "object-not-rational:~{ ~S~}" args))
(deferr object-not-float-error
"Object is not of type FLOAT."
(&rest args)
(error "object-not-float:~{ ~S~}" args))
(deferr object-not-real-error
"Object is not of type REAL."
(&rest args)
(error "object-not-real:~{ ~S~}" args))
(deferr object-not-integer-error
"Object is not of type INTEGER."
(&rest args)
(error "object-not-integer:~{ ~S~}" args))
(deferr object-not-cons-error
"Object is not of type CONS."
(&rest args)
(error "object-not-cons:~{ ~S~}" args))
(deferr object-not-symbol-error
"Object is not of type SYMBOL."
(&rest args)
(error "object-not-symbol:~{ ~S~}" args))
(deferr undefined-symbol-error
"Undefined symbol."
(&rest args)
(error "undefined-symbol:~{ ~S~}" args))
(deferr object-not-coercable-to-function-error
"Object is not coercable to type FUNCTION."
(&rest args)
(error "object-not-coercable-to-function:~{ ~S~}" args))
(deferr invalid-argument-count-error
"Invalid argument count."
(&rest args)
(error "invalid-argument-count:~{ ~S~}" args))
(deferr bogus-argument-to-values-list-error
"Bogus argument to VALUES-LIST."
(&rest args)
(error "bogus-argument-to-values-list:~{ ~S~}" args))
(deferr unbound-symbol-error
"Unbound symbol."
(&rest args)
(error "unbound-symbol:~{ ~S~}" args))
(deferr object-not-base-character-error
"Object is not of type BASE-CHARACTER."
(&rest args)
(error "object-not-base-character:~{ ~S~}" args))
(deferr object-not-sap-error
"Object is not a System Area Pointer (SAP)."
(&rest args)
(error "object-not-sap:~{ ~S~}" args))
(deferr invalid-unwind-error
"Attempt to RETURN-FROM a block that no longer exists."
(&rest args)
(error "invalid-unwind:~{ ~S~}" args))
(deferr unseen-throw-tag-error
"Attempt to THROW to a non-existent tag."
(&rest args)
(error "unseen-throw-tag:~{ ~S~}" args))
(deferr division-by-zero-error
"Attempt to divide by zero."
(&rest args)
(error "division-by-zero:~{ ~S~}" args))
(deferr object-not-type-error
"Object is of the wrong type."
(&rest args)
(error "object-not-type:~{ ~S~}" args))
(deferr odd-keyword-arguments-error
"Odd number of keyword arguments."
(&rest args)
(error "odd-keyword-arguments:~{ ~S~}" args))
(deferr unknown-keyword-argument-error
"Unknown keyword."
(&rest args)
(error "unknown-keyword-argument:~{ ~S~}" args))
(deferr not-<=-error
"Not less than or equal."
(&rest args)
(error "not-<=:~{ ~S~}" args))
(deferr not-=-error
"Not equal."
(&rest args)
(error "not-=:~{ ~S~}" args))
(deferr invalid-array-index-error
"Invalid array index."
(&rest args)
(error "invalid-array-index:~{ ~S~}" args))
(deferr wrong-number-of-indices-error
"Wrong number of indices."
(&rest args)
(error "wrong-number-of-indices:~{ ~S~}" args))
(deferr object-not-simple-array-error
"Object is not of type SIMPLE-ARRAY."
(&rest args)
(error "object-not-simple-array:~{ ~S~}" args))
(deferr object-not-signed-byte-32-error
"Object is not of type (SIGNED-BYTE 32)."
(&rest args)
(error "object-not-signed-byte-32:~{ ~S~}" args))
(deferr object-not-unsigned-byte-32-error
"Object is not of type (UNSIGNED-BYTE 32)."
(&rest args)
(error "object-not-unsigned-byte-32:~{ ~S~}" args))
(deferr object-not-simple-array-unsigned-byte-2-error
"Object is not of type (SIMPLE-ARRAY (UNSIGNED-BYTE 2) (*))."
(&rest args)
(error "object-not-simple-array-unsigned-byte-2:~{ ~S~}" args))
(deferr object-not-simple-array-unsigned-byte-4-error
"Object is not of type (SIMPLE-ARRAY (UNSIGNED-BYTE 4) (*))."
(&rest args)
(error "object-not-simple-array-unsigned-byte-4:~{ ~S~}" args))
(deferr object-not-simple-array-unsigned-byte-8-error
"Object is not of type (SIMPLE-ARRAY (UNSIGNED-BYTE 8) (*))."
(&rest args)
(error "object-not-simple-array-unsigned-byte-8:~{ ~S~}" args))
(deferr object-not-simple-array-unsigned-byte-16-error
"Object is not of type (SIMPLE-ARRAY (UNSIGNED-BYTE 16) (*))."
(&rest args)
(error "object-not-simple-array-unsigned-byte-16:~{ ~S~}" args))
(deferr object-not-simple-array-unsigned-byte-32-error
"Object is not of type (SIMPLE-ARRAY (UNSIGNED-BYTE 32) (*))."
(&rest args)
(error "object-not-simple-array-unsigned-byte-32:~{ ~S~}" args))
(deferr object-not-simple-array-single-float-error
"Object is not of type (SIMPLE-ARRAY SINGLE-FLOAT (*))."
(&rest args)
(error "object-not-simple-array-single-float:~{ ~S~}" args))
(deferr object-not-simple-array-double-float-error
"Object is not of type (SIMPLE-ARRAY DOUBLE-FLOAT (*))."
(&rest args)
(error "object-not-simple-array-double-float:~{ ~S~}" args))
(deferr object-not-complex-error
"Object is not of type COMPLEX."
(&rest args)
(error "object-not-complex:~{ ~S~}" args))
#+new-compiler
(defun internal-error (signal code scp)
(declare (ignore signal code))
(alien-bind ((sc (mach:indirect-*sigcontext
(make-alien 'mach:sigcontext
#.(c-sizeof 'mach:sigcontext)
scp))
mach:sigcontext
t)
(regs (mach:sigcontext-regs sc) mach:int-array t))
(let* ((pc (int-sap (mach:sigcontext-pc sc)))
(bad-inst (sap-ref-32 pc 0))
(number (sap-ref-8 pc 4))
(info (svref *internal-errors* number))
(args nil))
(do ((ptr (sap+ pc 5) (sap+ ptr 1)))
((zerop (sap-ref-8 ptr 0)))
(without-gcing
(push (di::make-lisp-obj
(alien-access (mach:int-array-ref (alien-value regs)
(sap-ref-8 ptr 0))))
args)))
(error "~A [~D]:~{ ~S~}"
(if info (error-info-description info) "Unknown error")
number
(nreverse args)))))
;;; -*- Log: code.log; Package: KERNEL -*-
;;;
;;; **********************************************************************
;;; This code was written as part of the Spice 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 Spice Lisp, please contact
;;; Scott Fahlman (FAHLMAN@CMUC).
;;; **********************************************************************
;;;
;;; $Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/code/signal.lisp,v 1.1 1990/06/04 05:34:33 wlott Exp $
;;;
;;; Code for handling UNIX signals.
;;;
;;; Written by William Lott.
;;;
(in-package "KERNEL")
(export '(signal-init))
(def-c-routine ("install_handler" install-handler)
(int)
(signal int)
(handler unsigned-long))
(defun signal-init ()
(install-handler #.(mach:unix-signal-number :sigtrap)
(di::get-lisp-obj-address #'internal-error))
nil)
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