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Editing: r4rs.go
GOOF----LE-8-2.0l- ] ' 4 ho ] g apply:nconc2last� g apply� g call-with-current-continuation� g call-with-values� g dynamic-wind� f r� g OPEN_READ� f w� g OPEN_WRITE� f r+� g OPEN_BOTH� f /dev/null� g *null-device*� g open-file� g open-input-file� g open-output-file� g open-io-file� g close-input-port� g call-with-input-file� g close-output-port� g call-with-output-file� g set-current-input-port� g with-input-from-port� g set-current-output-port� g with-output-to-port� g set-current-error-port� g with-error-to-port� g with-input-from-file� g with-output-to-file� g with-error-to-file� g call-with-input-string� g with-input-from-string� !g call-with-output-string� "g with-output-to-string� #g with-error-to-string� $f � %g read-char� &g the-eof-object�C 5 hh( B ] h � - 1 3 45@ g fun g args g filenamef ice-9/r4rs.scm� ! �� " �� " �� g nameg apply� CR h � ] B ~ g proc g filenamef ice-9/r4rs.scm� # �� $ �� g nameg call-with-current-continuation� CR h � ]4 > 6< � g producer g consumer g filenamef ice-9/r4rs.scm� % �� & �� g nameg call-with-values� CR hH } ] 4 > " G V4> X4> " G CX4> " G F u g in C g thunk C g out C g filenamef ice-9/r4rs.scm� ' �� Y �� Y �� ! Y �� C g nameg dynamic-wind�g documentationf �All three arguments must be 0-argument procedures. Guard @var{in} is called, then @var{thunk}, then guard @var{out}. If, any time during the execution of @var{thunk}, the continuation of the @code{dynamic_wind} expression is escaped non-locally, @var{out} is called. If the continuation of the dynamic-wind is re-entered, @var{in} is called. Thus @var{in} and @var{out} may be called any number of times. @lisp (define x 'normal-binding) @result{} x (define a-cont (call-with-current-continuation (lambda (escape) (let ((old-x x)) (dynamic-wind ;; in-guard: ;; (lambda () (set! x 'special-binding)) ;; thunk ;; (lambda () (display x) (newline) (call-with-current-continuation escape) (display x) (newline) x) ;; out-guard: ;; (lambda () (set! x old-x))))))) ;; Prints: special-binding ;; Evaluates to: @result{} a-cont x @result{} normal-binding (a-cont #f) ;; Prints: special-binding ;; Evaluates to: @result{} a-cont ;; the value of the (define a-cont...) x @result{} normal-binding a-cont @result{} special-binding @end lisp� CRR R R R h 2 ] 6 * g str g filenamef ice-9/r4rs.scm� t �� x �� g nameg open-input-file�g documentationf �Takes a string naming an existing file and returns an input port capable of delivering characters from the file. If the file cannot be opened, an error is signalled.� CR h � ] 6 � g str g filenamef ice-9/r4rs.scm� z �� �� g nameg open-output-file�g documentationf Takes a string naming an output file to be created and returns an output port capable of writing characters to a new file by that name. If the file cannot be opened, an error is signalled. If a file with the given name already exists, the effect is unspecified.� CR h � ] 6 � g str g filenamef ice-9/r4rs.scm� � �� � �� g nameg open-io-file�g documentationf 2Open file with name STR for both input and output.� CR h8 8 ]4 5 4> G 4> " G E 0 g str 1 g proc 1 g p 1 g vals 1 g filenamef ice-9/r4rs.scm� � �� � �� � �� � �� � �� � �� 1 � �� 1 g nameg call-with-input-file�g documentationf EPROC should be a procedure of one argument, and STR should be a string naming a file. The file must already exist. These procedures call PROC with one argument: the port obtained by opening the named file for input or output. If the file cannot be opened, an error is signalled. If the procedure returns, then the port is closed automatically and the values yielded by the procedure are returned. If the procedure does not return, then the port will not be closed automatically unless it is possible to prove that the port will never again be used for a read or write operation.� CR h8 V ]4 5 4> G 4> " G E N g str 1 g proc 1 g p 1 g vals 1 g filenamef ice-9/r4rs.scm� � �� � �� � �� � �� � �� � �� 1 � �� 1 g nameg call-with-output-file�g documentationf bPROC should be a procedure of one argument, and STR should be a string naming a file. The behaviour is unspecified if the file already exists. These procedures call PROC with one argument: the port obtained by opening the named file for input or output. If the file cannot be opened, an error is signalled. If the procedure returns, then the port is closed automatically and the values yielded by the procedure are returned. If the procedure does not return, then the port will not be closed automatically unless it is possible to prove that the port will never again be used for a read or write operation.� CR h i ] 4M 5N C a g filenamef ice-9/r4rs.scm� � �� � )�� � �� g nameg swaports� C hX � ] H O Q 4> " G V4> X4> " G CX4> " G F � g port T g thunk T g swaports T g filenamef ice-9/r4rs.scm� � �� � �� � �� T g nameg with-input-from-port� CR h i ] 4M 5N C a g filenamef ice-9/r4rs.scm� � �� � )�� � �� g nameg swaports� C hX � ] H O Q 4> " G V4> X4> " G CX4> " G F � g port T g thunk T g swaports T g filenamef ice-9/r4rs.scm� � �� � �� � �� T g nameg with-output-to-port� CR h i ] 4M 5N C a g filenamef ice-9/r4rs.scm� � �� � )�� � �� g nameg swaports� C hX � ] H O Q 4> " G V4> X4> " G CX4> " G F � g port T g thunk T g swaports T g filenamef ice-9/r4rs.scm� � �� � �� � �� T g nameg with-error-to-port� CR h [ ] L 6 S g p g filenamef ice-9/r4rs.scm� � �� � �� C h � ] O 6 � g file g thunk g filenamef ice-9/r4rs.scm� � �� � �� g nameg with-input-from-file�g documentationf THUNK must be a procedure of no arguments, and FILE must be a string naming a file. The file must already exist. The file is opened for input, an input port connected to it is made the default value returned by `current-input-port', and the THUNK is called with no arguments. When the THUNK returns, the port is closed and the previous default is restored. Returns the values yielded by THUNK. If an escape procedure is used to escape from the continuation of these procedures, their behavior is implementation dependent.� C R h [ ] L 6 S g p g filenamef ice-9/r4rs.scm� � �� � �� C h � ] O 6 � g file g thunk g filenamef ice-9/r4rs.scm� � �� � �� g nameg with-output-to-file�g documentationf *THUNK must be a procedure of no arguments, and FILE must be a string naming a file. The effect is unspecified if the file already exists. The file is opened for output, an output port connected to it is made the default value returned by `current-output-port', and the THUNK is called with no arguments. When the THUNK returns, the port is closed and the previous default is restored. Returns the values yielded by THUNK. If an escape procedure is used to escape from the continuation of these procedures, their behavior is implementation dependent.� C R h [ ] L 6 S g p g filenamef ice-9/r4rs.scm� � �� � �� C h � ] O 6 � g file g thunk g filenamef ice-9/r4rs.scm� � �� � �� g nameg with-error-to-file�g documentationf )THUNK must be a procedure of no arguments, and FILE must be a string naming a file. The effect is unspecified if the file already exists. The file is opened for output, an output port connected to it is made the default value returned by `current-error-port', and the THUNK is called with no arguments. When the THUNK returns, the port is closed and the previous default is restored. Returns the values yielded by THUNK. If an escape procedure is used to escape from the continuation of these procedures, their behavior is implementation dependent.� C R h [ ] L 6 S g p g filenamef ice-9/r4rs.scm� � �� � �� C h # ] O 6 g string g thunk g filenamef ice-9/r4rs.scm� � �� � �� g nameg with-input-from-string�g documentationf xTHUNK must be a procedure of no arguments. The test of STRING is opened for input, an input port connected to it is made, and the THUNK is called with no arguments. When the THUNK returns, the port is closed. Returns the values yielded by THUNK. If an escape procedure is used to escape from the continuation of these procedures, their behavior is implementation dependent.� C R! h [ ] L 6 S g p g filenamef ice-9/r4rs.scm� � �� � �� C h � ] O 6 � g thunk g filenamef ice-9/r4rs.scm� � �� � �� g nameg with-output-to-string�g documentationf /Calls THUNK and returns its output as a string.� C"R! h [ ] L 6 S g p g filenamef ice-9/r4rs.scm� � �� � �� C h � ] O 6 � g thunk g filenamef ice-9/r4rs.scm� � �� � �� g nameg with-error-to-string�g documentationf 5Calls THUNK and returns its error output as a string.� C#R4 i$% h [ ] 6S g p g filenamef ice-9/r4rs.scm� � 2�� � >�� C5&RC : g filenamef ice-9/r4rs.scm� � ! �� Y # �� % �� � ' �� � n �� � n �� � o �� � o �� � p �� � p �� � r �� � r �� M t �� z �� � � �� s � �� � �� � � �� j � �� � �� g � �� � � �� "I � �� % � �� &p � �� '� � �� '� � �� '� � /�� (] � �� (` � �� (b C6
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