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Top Forums Shell Programming and Scripting How to redirect stderr and stdout to a file Post 302229862 by sushantnirwan on Thursday 28th of August 2008 05:24:29 AM
Old 08-28-2008
Question How to redirect stderr and stdout to a file

Hi friends
I am facing one problem while redirecting the out of the stderr and stdout to a file
let example my problem with a simple example
I have a file (say test.sh)in which i run 2 command in the background

ps -ef &
ls &

and now i am run this file and redirect the output to a file (say output.log)
./test.sh > output.log

Now the result stored in the file is not like that first ps -ef and than ls
it mixed the output of both command

Now help me so thats i can store the result in the file only one after another

Thanks
 

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GRC(1)							      General Commands Manual							    GRC(1)

NAME
grc - frontend for generic colouriser grcat(1) SYNOPSIS
grc [options] command [args] DESCRIPTION
grc will execute command command with optional parameters [args] piping its stdout or stderr into grcat, with apropriate configuration file. Configuration file for grc is determined by /etc/grc.conf file. Format of /etc/grc.conf: each entry consists of 2 lines, between entries there can be any number of empty lines or lines beginning with # (comments) First line is regular expression, second line the name of configuration file for grcat. Configuration file after the first regular expression matching command [args] will be passed to grcat as its configuration file OPTIONS
--help Show summary of options. --version Display version. -e --stderr Redirect error output. Unless -s is selected as well, this cancels redirection of standard output via grcat -s --stdout Redirect standard output. Used to redirect standard output together with --stderr option. --colour=x x is one of on off auto --colour=on will colourise (default) --colour=off will just execute command without colourising. --colour=auto will test if standard output is a tty, and colourise only when it is. SEE ALSO
grcat(1) AUTHOR
Written by Radovan Garabik <garabik @ kassiopeia.juls.savba.sk> GRC(1)
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