Confused about redirecting stderr Post: 303030842

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1. Shell Programming and Scripting

redirecting STDOUT & STDERR

In bash, I need to send the STDOUT and STDERR from a command to one file, and then just STDERR to another file. Doing one or the other using redirects is easy, but trying to do both at once is a bit tricky. Anyone have any ideas?

2. Shell Programming and Scripting

Redirecting stderr while live

If I forget to set up stderr redirection on execution of a script, is there a way to set that redirection post-exec? In other words, if I have a script running and no errors are being logged... and then I remember that I forgot the 2>&1 on the script... can I turn it on after the fact? ...and...

3. Shell Programming and Scripting

Redirecting STDERR message to STDOUT & file at same time

Friends I have to redirect STDERR messages both to screen and also capture the same in a file. 2 > &1 | tee file works but it also displays the non error messages to file, while i only need error messages. Can anyone help??

4. Shell Programming and Scripting

Confused about redirecting output from awk.

I have a simple script written in awk whose purpose is to go through some php files and replace some strings. Naturally, I want the changes to be written out to the files. The script looks generally as follows: { gsub(/'replacethis'/, "with this"); # a bunch of these print $0 > FILENAME }...

5. Shell Programming and Scripting

Redirecting stderr problem

% ls -ld /usr /foo ls: /foo: No such file or directory drwxr-xr-x 14 root wheel 512 May 18 02:49 /usr % ls -ld /usr /foo 1>/dev/null/ /dev/null/: Not a directory. % ls -ld /usr /foo 2>/dev/null/ /dev/null/: Not a directory. ^^Why why why doesn't this work for me. Furthermore, where is...

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noob question about redirecting stderr

I dont know what I am doing wrong but I would like to redirect the stderr output to a file? the specific command is this time wget http://www.something.com/somefile.bin All I want to see is time's output which is stderr so I can see how long the file download took. I've tried redirecting...

7. Shell Programming and Scripting

Redirecting STDERR to a file from within a bash script

I am trying to redirect the output from stderr to a log file from within a bash script. the script is to long to add 2> $logfile to the end of each command. I have been trying to do it with the command exec 2> $logfile This mostly works. Unfortunately, when a read command requires that anything be...

8. Shell Programming and Scripting

Is there a way to tee stderr from a command that's redirecting error to a file?

I'm not a complete novice at unix but I'm not all that advanced either. I'm hoping that someone with a little more knowledge than myself has the answer I'm looking for. I'm writing a wrapper script that will be passed user commands from the cron... Ex: ./mywrapper.sh "/usr/bin/ps -ef |...

9. Shell Programming and Scripting

Preserve output order when redirecting stdout and stderr

Hi, I already searched through the forum and tried to find a answer for my problem but I didn't found a full working solution, thats way I start this new thread and hope, some can help out. I wonder that I'm not able to find a working solution for the following scenario: Working in bash I...

10. Shell Programming and Scripting

Lost redirecting stderr & stdout to 3 files - one each plus combined

Hi folks I need/want to redirect output (stdout, stderr) from an exec call to separate files. One for stderr only and two(!) different (!) ones for the combined output of stderr and stdout. After some research and testing i got this so far : (( exec ${command} ${command_parameters} 3>&1...

LEARN ABOUT FREEBSD

dwarf_get_abbrev_code

DWARF_GET_ABBREV_CODE(3)				   BSD Library Functions Manual 				  DWARF_GET_ABBREV_CODE(3)

NAME

     dwarf_get_abbrev_code -- retrieve the abbreviation code for an abbreviation

LIBRARY

     DWARF Access Library (libdwarf, -ldwarf)

SYNOPSIS

     #include <libdwarf.h>

     int
     dwarf_get_abbrev_code(Dwarf_Abbrev abbrev, Dwarf_Unsigned *ret, Dwarf_Error *err);

DESCRIPTION

     Function dwarf_get_abbrev_code() retrieves the abbreviation code for the abbreviation entry descriptor referenced by argument abbrev.

     Argument ret should point to a location which will hold the returned abbreviation code.

     If argument err is not NULL, it will be used to store error information in case of an error.

RETURN VALUES

     Function dwarf_get_abbrev_code() returns DW_DLV_OK when it succeeds.  In case of an error, it returns DW_DLV_ERROR and sets the argument err.

ERRORS

     Function dwarf_get_abbrev_code() can fail with:

     [DW_DLE_ARGUMENT]	Either of arguments abbrev or ret was NULL.

SEE ALSO

     dwarf(3), dwarf_get_abbrev(3), dwarf_get_abbrev_tag(3), dwarf_get_abbrev_children_flag(3), dwarf_get_abbrev_entry(3)

BSD
								  March 13, 2011							       BSD

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

redirecting STDOUT & STDERR

Discussion started by: jshinaman

2. Shell Programming and Scripting

Redirecting stderr while live

Discussion started by: jjinno

3. Shell Programming and Scripting

Redirecting STDERR message to STDOUT & file at same time

Discussion started by: vikashtulsiyan

4. Shell Programming and Scripting

Confused about redirecting output from awk.

Discussion started by: face1