X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Ferror.lisp;h=522df874c1b46dedd31d602eeadc95a80926d4c1;hb=48ec282d877900caf5ea4ab42e9d87e566ce6b43;hp=27be4e5bb18cee62fb3fb1eb6c41107e6916a2c0;hpb=a530bbe337109d898d5b4a001fc8f1afa3b5dc39;p=sbcl.git diff --git a/src/code/error.lisp b/src/code/error.lisp index 27be4e5..522df87 100644 --- a/src/code/error.lisp +++ b/src/code/error.lisp @@ -11,47 +11,119 @@ ;;;; provided with absolutely no warranty. See the COPYING and CREDITS ;;;; files for more information. -(in-package "SB!CONDITIONS") - -(sb!int:file-comment - "$Header$") - -(define-condition simple-style-warning (simple-condition style-warning) ()) +(in-package "SB!KERNEL") ;;; not sure this is the right place, but where else? (defun style-warn (format-control &rest format-arguments) - (warn 'simple-style-warning - :format-control format-control - :format-arguments format-arguments)) + (/show0 "entering STYLE-WARN") + (/show format-control format-arguments) + (with-sane-io-syntax + (warn 'simple-style-warning + :format-control format-control + :format-arguments format-arguments))) -(define-condition simple-type-error (simple-condition type-error) ()) +;;; a utility for SIGNAL, ERROR, CERROR, WARN, COMPILER-NOTIFY and +;;; INVOKE-DEBUGGER: Parse the hairy argument conventions into a +;;; single argument that's directly usable by all the other routines. +(defun coerce-to-condition (datum arguments default-type fun-name) + (cond ((typep datum 'condition) + (when (and arguments (not (eq fun-name 'cerror))) + (cerror "Ignore the additional arguments." + 'simple-type-error + :datum arguments + :expected-type 'null + :format-control "You may not supply additional arguments ~ + when giving ~S to ~S." + :format-arguments (list datum fun-name))) + datum) + ((symbolp datum) ; roughly, (SUBTYPEP DATUM 'CONDITION) + (apply #'make-condition datum arguments)) + ((or (stringp datum) (functionp datum)) + (make-condition default-type + :format-control datum + :format-arguments arguments)) + (t + (error 'simple-type-error + :datum datum + :expected-type '(or symbol string) + :format-control "bad argument to ~S: ~S" + :format-arguments (list fun-name datum))))) -(define-condition sb!kernel:layout-invalid (type-error) +(define-condition layout-invalid (type-error) () (:report (lambda (condition stream) - (format stream "Layout-invalid error in ~S:~@ - Type test of class ~S was passed obsolete instance:~% ~S" - (condition-function-name condition) - (sb!kernel:class-proper-name (type-error-expected-type condition)) - (type-error-datum condition))))) + (format stream + "~@" + (classoid-proper-name (type-error-expected-type condition)) + (type-error-datum condition))))) (define-condition case-failure (type-error) ((name :reader case-failure-name :initarg :name) (possibilities :reader case-failure-possibilities :initarg :possibilities)) (:report (lambda (condition stream) - (format stream "~@<~S fell through ~S expression. ~:_Wanted one of ~:S.~:>" - (type-error-datum condition) - (case-failure-name condition) - (case-failure-possibilities condition))))) + (format stream "~@<~S fell through ~S expression. ~ + ~:_Wanted one of ~:S.~:>" + (type-error-datum condition) + (case-failure-name condition) + (case-failure-possibilities condition))))) + +(define-condition compiled-program-error (program-error) + ((message :initarg :message :reader program-error-message) + (source :initarg :source :reader program-error-source)) + (:report (lambda (condition stream) + (format stream "Execution of a form compiled with errors.~%~ + Form:~% ~A~%~ + Compile-time-error:~% ~A" + (program-error-source condition) + (program-error-message condition))))) + +(define-condition simple-control-error (simple-condition control-error) ()) +(define-condition simple-file-error (simple-condition file-error) ()) +(define-condition simple-program-error (simple-condition program-error) ()) +(define-condition simple-stream-error (simple-condition stream-error) ()) +(define-condition simple-parse-error (simple-condition parse-error) ()) -(define-condition simple-file-error (simple-condition file-error)()) -(define-condition simple-program-error (simple-condition program-error)()) -(define-condition simple-control-error (simple-condition control-error)()) +(define-condition character-coding-error (error) ()) +(define-condition character-encoding-error (character-coding-error) + ((code :initarg :code :reader character-encoding-error-code))) +(define-condition character-decoding-error (character-coding-error) + ((octets :initarg :octets :reader character-decoding-error-octets))) +(define-condition stream-encoding-error (stream-error character-encoding-error) + () + (:report + (lambda (c s) + (let ((stream (stream-error-stream c)) + (code (character-encoding-error-code c))) + (format s "~@" + stream ':external-format (stream-external-format stream) + code))))) +(define-condition stream-decoding-error (stream-error character-decoding-error) + () + (:report + (lambda (c s) + (let ((stream (stream-error-stream c)) + (octets (character-decoding-error-octets c))) + (format s "~@" + stream ':external-format (stream-external-format stream) + octets))))) -;;; This condition is signalled whenever we make a UNKNOWN-TYPE so that -;;; compiler warnings can be emitted as appropriate. -(define-condition parse-unknown-type (condition) - ((specifier :reader parse-unknown-type-specifier :initarg :specifier))) +(define-condition control-stack-exhausted (storage-condition) + () + (:report + (lambda (condition stream) + (declare (ignore condition)) + (format stream + "Control stack exhausted (no more space for function call frames). This is probably due to heavily nested or infinitely recursive function calls, or a tail call that SBCL cannot or has not optimized away.")))) +(define-condition memory-fault-error (error) + () + (:report + (lambda (condition stream) + (declare (ignore condition)) + (format stream "memory fault")))) \ No newline at end of file