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| author | dkf <donal.k.fellows@manchester.ac.uk> | 2004-05-28 12:23:50 (GMT) |
|---|---|---|
| committer | dkf <donal.k.fellows@manchester.ac.uk> | 2004-05-28 12:23:50 (GMT) |
| commit | 0cb68aa767f2457c65b8cbc4d27c29545da80744 (patch) | |
| tree | 3b4395dea7450721ae8d0c5a74fdb25d861d56d6 /doc/pwd.n | |
| parent | 335355daaf50f042b321f273165959f0898c8185 (diff) | |
| download | tcl-0cb68aa767f2457c65b8cbc4d27c29545da80744.zip tcl-0cb68aa767f2457c65b8cbc4d27c29545da80744.tar.gz tcl-0cb68aa767f2457c65b8cbc4d27c29545da80744.tar.bz2 | |
Added example
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) |