diff options
Diffstat (limited to 'doc/fileevent.n')
| -rw-r--r-- | doc/fileevent.n | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/doc/fileevent.n b/doc/fileevent.n index 385d5ec..6d3bc19 100644 --- a/doc/fileevent.n +++ b/doc/fileevent.n @@ -5,7 +5,7 @@ '\" See the file "license.terms" for information on usage and redistribution '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. '\" -'\" RCS: @(#) $Id: fileevent.n,v 1.10 2007/10/24 14:29:38 dkf Exp $ +'\" RCS: @(#) $Id: fileevent.n,v 1.11 2007/10/26 20:11:52 dgp Exp $ '\" .so man.macros .TH fileevent n 7.5 Tcl "Tcl Built-In Commands" @@ -30,9 +30,7 @@ interact with the user while waiting for the data to arrive. If an application invokes \fBgets\fR or \fBread\fR on a blocking channel when there is no input data available, the process will block; until the input data arrives, it will not be able to service other events, so it will -appear to the user to -.QW "freeze up" . -With \fBfileevent\fR, the process can +appear to the user to ``freeze up''. With \fBfileevent\fR, the process can tell when data is present and only invoke \fBgets\fR or \fBread\fR when they won't block. .PP @@ -112,12 +110,15 @@ proc GetData {chan} { \fBfileevent\fR $chan readable [list GetData $chan] .CE + .SH CREDITS .PP \fBfileevent\fR is based on the \fBaddinput\fR command created by Mark Diekhans. + .SH "SEE ALSO" fconfigure(n), gets(n), interp(n), puts(n), read(n), Tcl_StandardChannels(3) + .SH KEYWORDS asynchronous I/O, blocking, channel, event handler, nonblocking, readable, script, writable. |