diff options
Diffstat (limited to 'doc/CrtFileHdlr.3')
-rw-r--r-- | doc/CrtFileHdlr.3 | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/doc/CrtFileHdlr.3 b/doc/CrtFileHdlr.3 index f1b8df7..e35020c 100644 --- a/doc/CrtFileHdlr.3 +++ b/doc/CrtFileHdlr.3 @@ -4,7 +4,7 @@ '\" '\" See the file "license.terms" for information on usage and redistribution '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. -'\" +'\" .TH Tcl_CreateFileHandler 3 8.0 Tcl "Tcl Library Procedures" .so man.macros .BS @@ -32,6 +32,7 @@ by \fIfile\fR meets the conditions specified by \fImask\fR. .AP ClientData clientData in Arbitrary one-word value to pass to \fIproc\fR. .BE + .SH DESCRIPTION .PP \fBTcl_CreateFileHandler\fR arranges for \fIproc\fR to be @@ -48,13 +49,11 @@ as \fBvwait\fR. .PP \fIProc\fR should have arguments and result that match the type \fBTcl_FileProc\fR: -.PP .CS -typedef void \fBTcl_FileProc\fR( +typedef void Tcl_FileProc( ClientData \fIclientData\fR, int \fImask\fR); .CE -.PP The \fIclientData\fR parameter to \fIproc\fR is a copy of the \fIclientData\fR argument given to \fBTcl_CreateFileHandler\fR when the callback @@ -65,6 +64,7 @@ of the requested conditions actually exists for the file; it will contain a subset of the bits in the \fImask\fR argument to \fBTcl_CreateFileHandler\fR. .PP +.PP There may exist only one handler for a given file at a given time. If \fBTcl_CreateFileHandler\fR is called when a handler already exists for \fIfd\fR, then the new callback replaces the information @@ -84,8 +84,7 @@ complete the application will not be able to service other events. Use blocking or nonblocking mode as required. .PP Note that these interfaces are only supported by the Unix -implementation of the Tcl notifier. -.SH "SEE ALSO" -fileevent(n), Tcl_CreateTimerHandler(3), Tcl_DoWhenIdle(3) +implementation of the Tcl notifier. + .SH KEYWORDS callback, file, handler |