output and error redirection

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1. Shell Programming and Scripting

Conditional output redirection

Hi there, I'm in a coding mood! I've come through many ways of conditionally redirect the output of a script like: ] || exec &> /dev/nullBut my goal is slightly different. I would like to conditionally redirect the output of a command depending on the status of the command itself: if !...

2. Shell Programming and Scripting

output redirection

Hi all I was wondering if there was a slicker way of doing this without the file - awk '{print $2}' FS=":" "${FILE}" > "${TMPFILE}" { read M_GRP_ID || m_fail 1 "Error: Read failed 1 (${FUNCNAME})" read M_GRP_WAIT || m_fail 1 "Error: Read failed 2 (${FUNCNAME})" }...

3. Shell Programming and Scripting

Redirection of ls -l output

Hi I am making a script where i want to redirect the output of ls -l to a file Example #ls -l fil1.txt > /opt/temp/a.txt ac: No such file or directory I want to capture output of this command like here output is ac: No such file or directory can anyone help

4. UNIX for Dummies Questions & Answers

Output redirection

Hello i am trying to write a script that will redirect the output to a certain file. Here is the code so far: #!/bin/bash ps -e | sort | more > psfile When I execute the script nothing happens since i assume the output was redirected to the file called psfile. When I try to look at the...

5. Shell Programming and Scripting

Output redirection

We have an application here that does some table queries and then prints the result on screen. I do not have the code of this application (which i will just call "queryCommand"), but what it does is that you call it with some parameters and it prints some info about the query and then the...

6. Shell Programming and Scripting

Redirection output

Hi there I have a script that runs but it outputs everything onto the screen instead of a file. I've tried using the > outputfile.txt however all it does is dump the output to the screen and creates an outputfile.txt but doesn't put anything in that file. Any help would be appreciated ...

7. Shell Programming and Scripting

redirection and output

I'm redirecting the output of a command to a logfile, however, if the user is on a terminal I would also like the output to be displayed on the screen. tar tvf some_tarfile >Logfile if the user is on a term then have the output to the Logfile and also be displayed on the screen at the same...

8. Shell Programming and Scripting

redirection output in two files

I want to redirect output of my script to two logfiles. I tried this : ./run.sh -c APP | tee >(grep " " > AppLogs.log) >(grep "XYZ" > xyz.log) >dev/null but this does not solve my purpose because logfile xyz.log remains empty untill i stop my script, i want both files, AppLogs.log and...

9. UNIX for Dummies Questions & Answers

output redirection in scripts

I am trying to write a script that will remove any line in 2 given text files starting with '-'. the output should be to the second file. this is what I tried: #!/bin/csh -f cat $1 $2 | grep -v '^-' > $2 the problem is the after executing the script, file2 contains only the lines from...

10. UNIX for Advanced & Expert Users

redirection of ladebug output

i am using a command line ladebug debugger. i want to redirect the responses of the debugger to a text file but run args > output-file syntax does not successful because it redirects only the standard out of the binary that i am examining, but i want the debuggers own responses like "stopped...

Shell Programming and Scripting