diff options
Diffstat (limited to 'doc/read.n')
| -rw-r--r-- | doc/read.n | 9 |
1 files changed, 5 insertions, 4 deletions
@@ -5,8 +5,6 @@ '\" See the file "license.terms" for information on usage and redistribution '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. '\" -'\" RCS: @(#) $Id: read.n,v 1.16 2008/10/17 10:22:25 dkf Exp $ -'\" .so man.macros .TH read n 8.1 Tcl "Tcl Built-In Commands" .BS @@ -56,7 +54,7 @@ which \fBfconfigure\fR will alter input. '\" Note: this advice actually applies to many versions of Tcl .PP For most applications a channel connected to a serial port should be -configured to be nonblocking: \fBfconfigure \fIchannelId \fB\-blocking +configured to be nonblocking: \fBfconfigure\fI channelId \fB\-blocking \fI0\fR. Then \fBread\fR behaves much like described above. Care must be taken when using \fBread\fR on blocking serial ports: .TP @@ -68,7 +66,7 @@ from the serial port. \fBread \fIchannelId\fR . In this form \fBread\fR blocks until the reception of the end-of-file -character, see \fBfconfigure -eofchar\fR. If there no end-of-file +character, see \fBfconfigure\fR \fB\-eofchar\fR. If there no end-of-file character has been configured for the channel, then \fBread\fR will block forever. .SH "EXAMPLE" @@ -86,3 +84,6 @@ set lines [split $data \en] file(n), eof(n), fblocked(n), fconfigure(n), Tcl_StandardChannels(3) .SH KEYWORDS blocking, channel, end of line, end of file, nonblocking, read, translation, encoding +'\"Local Variables: +'\"mode: nroff +'\"End: |