src/code/cross-condition.lisp

   1 ;;;; cross-compiler-only versions of conditions
   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!KERNEL")
  13
  14 (define-condition simple-style-warning (simple-condition style-warning) ())
  15 (defun style-warn (datum &rest arguments)
  16   ;; Cross-compiler needs a special-case for DATUM being a string,
  17   ;; because it needs to produce a SIMPLE-STYLE-WARNING, not SIMPLE-WARNING.
  18   ;; The SBCL-specific %WARN function - which allows specifying the default
  19   ;; condition class when handed a string - exists only on the target lisp.
  20   (if (stringp datum)
  21       (warn 'simple-style-warning
  22             :format-control datum :format-arguments arguments)
  23       (apply #'warn datum arguments)))
  24
  25 (define-condition format-too-few-args-warning (simple-warning) ())
  26 ;;; in the cross-compiler, this is a full warning.  In the target
  27 ;;; compiler, it will only be a style-warning.
  28 (define-condition format-too-many-args-warning (simple-warning) ())
  29
  30 ;;; KLUDGE: OAOOM warning: see condition.lisp -- we want a full
  31 ;;; definition in the cross-compiler as well, in order to have nice
  32 ;;; error messages instead of complaints of undefined-function
  33 ;;; ENCAPSULATED-CONDITION.
  34 (define-condition encapsulated-condition (condition)
  35   ((condition :initarg :condition :reader encapsulated-condition)))
  36
  37 ;;; KLUDGE: another OAOOM problem, this time to allow conditions with
  38 ;;; REFERENCE-CONDITION in their supercondition list on the host.
  39 ;;; (This doesn't feel like the entirely right solution, it has to be
  40 ;;; said.)  -- CSR, 2004-09-15
  41 (define-condition reference-condition ()
  42   ((references :initarg :references :reader reference-condition-references)))
  43
  44 ;;; KLUDGE: yet another OAOOM.
  45 ;;;
  46 ;;; FIXME: This is clearly one OAOOM KLUDGE too many in a row. When tempted
  47 ;;; to add another one invent DEF!CONDITION or whatever seems necessary,
  48 ;;; and replace these.
  49 (define-condition type-warning (reference-condition simple-warning)
  50   ()
  51   (:default-initargs :references '((:sbcl :node "Handling of Types"))))
  52 (define-condition type-style-warning (reference-condition simple-style-warning)
  53   ()
  54   (:default-initargs :references '((:sbcl :node "Handling of Types"))))
  55
  56 (define-condition bug (simple-error)
  57   ()
  58   (:report
  59    (lambda (condition stream)
  60      (format stream
  61              "~@<  ~? ~:@_~?~:>"
  62              (simple-condition-format-control condition)
  63              (simple-condition-format-arguments condition)
  64              "~@<If you see this and are an SBCL ~
  65 developer, then it is probable that you have made a change to the ~
  66 system that has broken the ability for SBCL to compile, usually by ~
  67 removing an assumed invariant of the system, but sometimes by making ~
  68 an averrance that is violated (check your code!). If you are a user, ~
  69 please submit a bug report to the developers' mailing list, details of ~
  70 which can be found at <http://sbcl.sourceforge.net/>.~:@>"
  71              ()))))
  72
  73 ;;; OAOOM...
  74 (define-condition compiler-macro-keyword-problem ()
  75   ((argument :initarg :argument :reader compiler-macro-keyword-argument))
  76   (:report (lambda (condition stream)
  77              (format stream "~@<Argument ~S in keyword position is not ~
  78                              a self-evaluating symbol, preventing compiler-macro ~
  79                              expansion.~@:>"
  80                      (compiler-macro-keyword-argument condition)))))
  81
  82 ;;; OAOOM...
  83 (define-condition duplicate-definition (reference-condition warning)
  84   ((name :initarg :name :reader duplicate-definition-name))
  85   (:report (lambda (c s)
  86              (format s "~@<Duplicate definition for ~S found in ~
  87                         one file.~@:>"
  88                      (duplicate-definition-name c))))
  89   (:default-initargs :references '((:ansi-cl :section (3 2 2 3)))))
  90
  91 ;;; These should never be instantiated before the real definitions
  92 ;;; come in.
  93 (deftype package-lock-violation () nil)
  94 (deftype package-locked-error () nil)
  95 (deftype symbol-package-locked-error () nil)
  96
  97 (define-condition sb!c:inlining-dependency-failure
  98     ;; By inheriting from WARNING, not STYLE-WARNING,
  99     ;; we hold ourselves to a higher standard.
 100     (simple-warning) ())