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Diffstat (limited to 'sys/imfort/doc/bffsiz.hlp')
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diff --git a/sys/imfort/doc/bffsiz.hlp b/sys/imfort/doc/bffsiz.hlp new file mode 100644 index 00000000..4385b270 --- /dev/null +++ b/sys/imfort/doc/bffsiz.hlp @@ -0,0 +1,24 @@ +.help bffsiz Sep86 imfort.bfio +.ih +NAME +bffsiz -- get the size in chars of a binary file +.ih +SYNOPSIS +.nf +integer function bffsiz (fd) + +integer fd #I BFIO file descriptor of open file +.fi +.ih +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. +.ih +RETURN VALUE +The current size of the file in chars is returned as the function value. +.ih +SEE ALSO +bfbsiz, bfchan +.endhelp |