diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/open.n | 17 |
1 files changed, 15 insertions, 2 deletions
@@ -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: open.n,v 1.10 2000/09/07 14:27:50 poenitz Exp $ +'\" RCS: @(#) $Id: open.n,v 1.11 2000/12/08 11:12:42 dkf Exp $ '\" .so man.macros .TH open n 7.6 Tcl "Tcl Built-In Commands" @@ -108,6 +108,18 @@ If a new file is created as part of opening it, \fIpermissions\fR (an integer) is used to set the permissions for the new file in conjunction with the process's file mode creation mask. \fIPermissions\fR defaults to 0666. +.PP +'\" Not versioned as advice applies to all recent versions of Tcl. +'\" Prior to that, Tcl didn't really support binary files anyway... +.VS +Note that if you are going to be reading or writing binary data from +the channel created by this command, you should use the +\fBfconfigure\fR command to change the \fB-translation\fI option of +the channel to \fBbinary\fR before transferring any binary data. This +is in contrast to the ``b'' character passed as part of the equivalent +of the \fIaccess\fR parameter to some versions of the C library +\fIfopen()\fR function. +.VE .SH "COMMAND PIPELINES" .PP If the first character of \fIfileName\fR is ``|'' then the @@ -253,7 +265,8 @@ information not specific to command pipelines about executing applications on the various platforms .SH "SEE ALSO" -file(n), close(n), filename(n), gets(n), read(n), puts(n), exec(n), fopen(1) +file(n), close(n), filename(n), fconfigure(n), gets(n), read(n), +puts(n), exec(n), fopen(1) .SH KEYWORDS access mode, append, create, file, non-blocking, open, permissions, |