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Linux From Scratch This Forum is for the discussion of LFS.
LFS is a project that provides you with the steps necessary to build your own custom Linux system.

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Old 09-19-2008, 04:42 AM   #1
hillpigLQ
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how to set redirect for all commands


i know the redirect command can be wrote such as:$ ls > filelist.txt,are there any commands used to set the global redirect,so i don't need add each command >. thks
 
Old 09-19-2008, 12:27 PM   #2
theNbomr
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You could launch a sub-shell with its standard In/Out/Err file descriptors redirected. Any processes launched by that sub-shell will inherit the redirected file descriptors.
File 'bashStdin.txt':
Code:
echo $SHLVL
date
exit
Code:
echo $SHLVL
bash < bashStdin.txt
Output:
Code:
3
4
Fri Sep 19 10:23:03 PDT 2008
The same can be applied to standard out & standard error.
--- rod.

Last edited by theNbomr; 09-19-2008 at 12:28 PM.
 
  


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