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Full Discussion: while command question
Top Forums Shell Programming and Scripting while command question Post 302317596 by jim mcnamara on Tuesday 19th of May 2009 11:12:52 AM
Old 05-19-2009
It creates an infinite loop. You have use the break, return, or exit keywords to get out of the loop (break), or end the script/function (exit, return).
 

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TRUE(1) 							   User Commands							   TRUE(1)

NAME
true - do nothing, successfully SYNOPSIS
true [ignored command line arguments] true OPTION DESCRIPTION
Exit with a status code indicating success. --help display this help and exit --version output version information and exit NOTE: your shell may have its own version of true, which usually supersedes the version described here. Please refer to your shell's docu- mentation for details about the options it supports. AUTHOR
Written by Jim Meyering. REPORTING BUGS
Report true bugs to bug-coreutils@gnu.org GNU coreutils home page: <http://www.gnu.org/software/coreutils/> General help using GNU software: <http://www.gnu.org/gethelp/> Report true translation bugs to <http://translationproject.org/team/> COPYRIGHT
Copyright (C) 2011 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. SEE ALSO
The full documentation for true is maintained as a Texinfo manual. If the info and true programs are properly installed at your site, the command info coreutils 'true invocation' should give you access to the complete manual. GNU coreutils 8.12.197-032bb September 2011 TRUE(1)
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