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Diffstat (limited to 'unix/os/doc/zflstx.hlp')
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diff --git a/unix/os/doc/zflstx.hlp b/unix/os/doc/zflstx.hlp new file mode 100644 index 00000000..7abbd8a8 --- /dev/null +++ b/unix/os/doc/zflstx.hlp @@ -0,0 +1,33 @@ +.help zflstx May84 "System Interface" +.ih +NAME +zflstx -- flush any buffered text file output +.ih +SYNOPSIS +.nf +zflstx (chan, status) + +int chan # OS channel of text file +int status +.fi +.ih +DESCRIPTION +Any output data buffered within the kernel or host system is flushed to +the output device. +.ih +RETURN VALUE +ERR is returned in the event of a write error. OK is returned if the flush +is successful. There is no way to tell if any data was actually written to +the output device. +.ih +NOTES +FIO assumes that text file output is buffered and that \fBzflstx\fR must be +called to ensure that data written with \fBzputtx\fR is actually sent to +the device. When \fBzflstx\fR is called all buffered text should be output +whether or not a newline has been seen. FIO assumes that it can build up +an output line a character at a time, calling \fBzputtx\fR followed by +\fBzflstx\fR for each individual character. +.ih +SEE ALSO +zfiotx, zputtx +.endhelp |