Date: Wed, 18 Jul 2001 19:21:49 +0200 From: Christoph Sold <so@server.i-clue.de> To: angela <angelayu@ca.inter.net> Cc: "freebsd-questions@FreeBSD.ORG" <freebsd-questions@FreeBSD.ORG> Subject: Re: one & and two && Message-ID: <3B55C5AD.7BCDF77@i-clue.de> References: <1399129667.20010709164730@mail.ru> <006e01c10927$c3151d80$6d36120a@comsys.ntukpi.kiev.ua> <18810557330.20010711121320@mail.ru> <86itgz4eyf.fsf@hades.hell.gr> <20010711224709.11607.qmail@panda.freebsdsystems.com> <867kxe504y.fsf@hades.hell.gr> <20010712214650.4566.qmail@panda.freebsdsystems.com> <3B55BC96.8E7B1F30@ca.inter.net>
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angela schrieb: > > Hi Lanny Baron > > What is differenet one '&' and two '&&' In bash and C shell scripts, one ampersand (at the end of the command) will send the job into background. two ampersands will have the second command execute only if the first one succeded (as a side effect). > Lanny Baron wrote: > > > Hi, > > I did a cd /usr/src; make update && > > make buildworld && > > make install world && > > make buildkernel && > > make installkernel && > > reboot The above was actually one long line and had to be broken up for email. HTH -Christoph Sold To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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