/[guile]/guile/guile-core/doc/ref/scheme-io.texi
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revision 1.6 by ossau, Fri Mar 15 14:03:53 2002 UTC revision 1.7 by ossau, Sat Oct 19 16:33:25 2002 UTC
# Line 839  accepting or delivering characters.  It Line 839  accepting or delivering characters.  It
839  @deffnx {C Function} scm_make_soft_port (pv, modes)  @deffnx {C Function} scm_make_soft_port (pv, modes)
840  Return a port capable of receiving or delivering characters as  Return a port capable of receiving or delivering characters as
841  specified by the @var{modes} string (@pxref{File Ports,  specified by the @var{modes} string (@pxref{File Ports,
842  open-file}).  @var{pv} must be a vector of length 5.  Its  open-file}).  @var{pv} must be a vector of length 5 or 6.  Its
843  components are as follows:  components are as follows:
844    
845  @enumerate 0  @enumerate 0
# Line 853  thunk for flushing output Line 853  thunk for flushing output
853  thunk for getting one character  thunk for getting one character
854  @item  @item
855  thunk for closing port (not by garbage collection)  thunk for closing port (not by garbage collection)
856    @item
857    (if present and not @code{#f}) thunk for computing the number of
858    characters that can be read from the port without blocking.
859  @end enumerate  @end enumerate
860    
861  For an output-only port only elements 0, 1, 2, and 4 need be  For an output-only port only elements 0, 1, 2, and 4 need be

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