diff options
Diffstat (limited to 'doc/pwd.n')
| -rw-r--r-- | doc/pwd.n | 16 |
1 files changed, 15 insertions, 1 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: pwd.n,v 1.3 2000/09/07 14:27:50 poenitz Exp $ +'\" RCS: @(#) $Id: pwd.n,v 1.4 2004/05/28 12:30:04 dkf Exp $ '\" .so man.macros .TH pwd n "" Tcl "Tcl Built-In Commands" @@ -20,6 +20,20 @@ pwd \- Return the current working directory .SH DESCRIPTION .PP Returns the path name of the current working directory. +.SH EXAMPLE +Sometimes it is useful to change to a known directory when running +some external command using \fBexec\fR, but it is important to keep +the application usually running in the directory that it was started +in (unless the user specifies otherwise) since that minimises user +confusion. The way to do this is to save the current directory while +the external command is being run: +.CS +set tarFile [file normalize somefile.tar] +set savedDir [\fBpwd\fR] +cd /tmp +exec tar -xf $tarFile +cd $savedDir +.CE .SH "SEE ALSO" file(n), cd(n), glob(n), filename(n) |