-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 stderr stands for standard error, just as stdout stands for standard out. - --- Joseph C. Lininger jbahm at pcdesk.net - ----- Original Message ----- From: "Jes and guide dog Harley" <jesman598@xxxxxxxxxxxx> To: "Speakup is a screen review system for Linux." <speakup at braille.uwo.ca> Sent: Saturday, February 21, 2004 5:27 PM Subject: Re: slackware question > No Steve you didn't confuse me at all. But what does stderr stand > fore, anyway? > > The internet used to be a network of trust, until the wrong minds > became pros. Jes and Harley > Email: jesman598 at triad.rr.com > Msn instant messenger: subman70 at hotmail.com > ----- Original Message ----- > From: Steve Holmes <steve at holmesgrown.com> > To: Speakup is a screen review system for Linux. > <speakup at braille.uwo.ca> Cc: Jes and guide dog Harley > <jesman598 at triad.rr.com> > Sent: Saturday, February 21, 2004 10:10 AM > Subject: Re: slackware question > > > I should point out some further issues with piping output to less. > Many commands will work as mentioned in previous messages but some > will not and here is briefly why. Some commands for example have a > help option invoked with -h or --help. I just sight this as an > example. When doing this, some times the command help output will > be written to STDERR. A normal pipe with '|' will not pick up data > from STDERR;; it only picks up STDOUT normally. To get around > this, just type something like this. > command --help |less 2>&1 > the '2>&1' part links file descriptor 1 and 2 together and includes > them both in the pipe. #1 is STDOUT and #2 is STDERR. Hope I > didn't confuse things too much but I've piped stuff to less and > come up with an empty display or what less thinks is an empty file > and this is how to get around that. > > HTH. > > On Fri, Feb 20, 2004 at 12:11:40AM -0600, Kenny Hitt wrote: > > Hi. Pay attention to the punctuation in the example. > > You use a pipe. for example, the line > > ls |less > > > > will pipe the output from the ls command into less. > > BTW, pipes are standard Unix so it should work on any distro. > > > > Hope this helps. > > > > Kenny > > -- > HolmesGrown Solutions > The best solutions for the best price! > http://ld.net/?holmesgrown > > _______________________________________________ > Speakup mailing list > Speakup at braille.uwo.ca > http://speech.braille.uwo.ca/mailman/listinfo/speakup > > > _______________________________________________ > Speakup mailing list > Speakup at braille.uwo.ca > http://speech.braille.uwo.ca/mailman/listinfo/speakup -----BEGIN PGP SIGNATURE----- Version: PGP 8.0.3 iQA/AwUBQDlE+Senap9Jqj2wEQL0pACeL2IXZgYyH+8dgwf9vUZ5oVqUS3IAn2qL Bvc0hzdkcEGmmNil/8ufrUIp =oHDq -----END PGP SIGNATURE-----
