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Std IOSpec.StdIO HistoryHide minor edits - Show changes to output 2010-01-09 15:36
by - imported from Rick's email of Jan 8, 2010
Added lines 1-43:
[@DEFINITION MODULE StdIO; (* Access to standard and default files *) IMPORT File; PROCEDURE StdInFile (): File; (* Returns the identity of the implementation-defined standard source for program input. *) - Hide quoted text - PROCEDURE StdOutFile (): File; (* Returns the identity of the implementation-defined standard source for program output. *) PROCEDURE StdErrFile (): File; (* Returns the identity of the implementation-defined standard destination for program error messages. *) PROCEDURE NullFile (): File; (* Returns the identity of a channel open to the null device. *) (* The following functions return the default channel values *) PROCEDURE InFile (): File; (* Returns the identity of the current default input channel. *) PROCEDURE OutFile (): File; (* Returns the identity of the current default output channel. *) PROCEDURE ErrFile (): File; (* Returns the identity of the current default error message channel. *) (* The following procedures allow for redirection of the default files *) PROCEDURE SetInFile (fid: File); (* Sets the current default input channel to that identified by fid. *) PROCEDURE SetOutFile (fid: File); (* Sets the current default output channel to that identified by fid. *) PROCEDURE SetErrFile (fid: File); (* Sets the current default error channel to that identified by fid. *) END StdIO.@] |