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(File Ports): In port-filename, cannot use after close.

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This commit is contained in:
Kevin Ryde 2005-02-03 23:17:27 +00:00
parent b0fb230659
commit e55abf4140
1 changed files with 3 additions and 0 deletions
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3
doc/ref/api-io.texi
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@ -812,6 +812,9 @@ used only during port creation are not retained.
Return the filename associated with @var{port}. This function returns
the strings "standard input", "standard output" and "standard error"
when called on the current input, output and error ports respectively.
@var{port} must be open, @code{port-filename} cannot be used once the
port is closed.
@end deffn
@deffn {Scheme Procedure} set-port-filename! port filename