2006-11-01 01:23:16 +10:00
|
|
|
\section not not - negate the exit status of a job
|
2005-09-20 23:31:55 +10:00
|
|
|
|
|
|
|
|
\subsection not-synopsis Synopsis
|
2006-09-20 00:52:03 +10:00
|
|
|
<tt>not COMMAND [OPTIONS...]</tt>
|
2005-09-20 23:31:55 +10:00
|
|
|
|
|
|
|
|
\subsection not-description Description
|
|
|
|
|
|
2010-09-18 10:18:26 +08:00
|
|
|
The \c not builtin is used to negate the exit status of another command.
|
2005-09-20 23:31:55 +10:00
|
|
|
|
|
|
|
|
\subsection not-example Example
|
|
|
|
|
|
|
|
|
|
The following code reports an error and exits if no file named spoon can be found.
|
|
|
|
|
<pre>
|
|
|
|
|
if not test -f spoon
|
|
|
|
|
echo There is no spoon
|
|
|
|
|
exit 1
|
|
|
|
|
end
|
|
|
|
|
</pre>
|
|
|
|
|
|
