From: hrishy samant (hrishys at domain yahoo.co.uk)
Date: Wed 09 May 2001 - 10:21:54 IST
hey thanks buddy can you also if possible tell me what
is getopts all about.
--- Vincent Cunniffe <vincent at domain cunniffe.net> wrote: >
hrishy samant wrote:
> > hello
> > could anybody explain me this shell script
> > can anybody explain what this &&set_level 1 means
> It's a logical AND statement, used as a trick to run
> a subsequent
> command *only* if the first command returned a
> 'success' value.
> The evaluation of the expression (X && Y) is false
> if either X *or* Y
> are false, so Y will not even be evaluated if X is
> found false.
> This is fairly commonly used, in commands such as :
> make && make install
> which will only run the second installation command
> if the compilation
> stage is found to have worked.
> Irish Linux Users' Group: ilug at domain linux.ie
> http://www.linux.ie/mailman/listinfo/ilug for
> (un)subscription information.
> List maintainer: listmaster at domain linux.ie
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