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.help bffsiz Sep86 imfort.bfio
.ih
NAME
bffsiz -- get the size in chars of a binary file
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SYNOPSIS
.nf
integer function bffsiz (fd)
integer fd #I BFIO file descriptor of open file
.fi
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DESCRIPTION
The \fIbffsiz\fR function is used to query the size in SPP char units of
storage of a binary file previously opened with \fIbfopen\fR. This is useful,
for example, when writing at the end of file, since the BFIO write function
requires an absolute file offset as input.
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RETURN VALUE
The current size of the file in chars is returned as the function value.
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SEE ALSO
bfbsiz, bfchan
.endhelp
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