Sponsored Content
Top Forums Shell Programming and Scripting Redirect stdout and stderror in child process Post 302830413 by alister on Monday 8th of July 2013 05:18:58 PM
Old 07-08-2013
Quote:
Originally Posted by jim mcnamara
the Linux kernel does not support daemonized shell scripts.
I'm not a linux expert by any means, but that is news to me. I do know that linux does not support suid interpreted executables, but that has nothing to do with daemonization. Does linux prevent a setsid syscall from succeeding if the process is interpreted?

Regards,
Alister
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Redirect stdout and stderr

How can I redirect and append stdout and stderr to a file when using cron? Here is my crontab file: */5 * * * * /dir/php /dir/process_fns.php >>& /dir/dump.txt Cron gives me an 'unexpected character found in line' when trying to add my crontab file. Regards, Zach Curtis POPULUS (8 Replies)
Discussion started by: zcurtis
8 Replies

2. Shell Programming and Scripting

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... (8 Replies)
Discussion started by: sushantnirwan
8 Replies

3. Programming

redirect stdout

hello again! i use dup2 to redirect stdout. I run what i want, now i want undo this redirection. how can i do that? thanx in advance (7 Replies)
Discussion started by: nicos
7 Replies

4. Programming

how to redirect back to stdout

In my program, I am using library provided by other. In the library, the cout/cerr is redirected to a file (the file path is known). After I call some methods in the library, I get one side-effect --> The cout/cerr in my own program is also directed to the file. So how can I to redirect... (5 Replies)
Discussion started by: princelinux
5 Replies

5. Programming

Controlling a child's stdin/stdout (not working with scp)

All, Ok...so I know I *should* be able to control a process's stdin and stdout from the parent by creating pipes and then dup'ing them in the child. And, this works with all "normal" programs that I've tried. Unfortunately, I want to intercept the stdin/out of the scp application and it seems... (9 Replies)
Discussion started by: DreamWarrior
9 Replies

6. Shell Programming and Scripting

redirect STDOUT to a file in a subshell

Hi, I would like to avoid re-directing line by line to a file. What is the best way to re-direct STDOUT to a file in a subshell? Thanks in advance. Cheers Vj (1 Reply)
Discussion started by: tnvee
1 Replies

7. Red Hat

Redirect STDOUT and STDERR of chsh

EDIT: Nevermind, figured it out! Forgot to put backslashes in my perl script to not process literals! Hi everyone. I am trying to have this command pass silently. (no output) chsh -s /bin/sh news Currently it outputs. I've tried.... &> /dev/null 1> /dev/null 2>&1 /dev/null 1>&2... (1 Reply)
Discussion started by: austinharris43
1 Replies

8. Shell Programming and Scripting

forking a child process and kill its parent to show that child process has init() as its parent

Hi everyone i am very new to linux , working on bash shell. I am trying to solve the given problem 1. Create a process and then create children using fork 2. Check the Status of the application for successful running. 3. Kill all the process(threads) except parent and first child... (2 Replies)
Discussion started by: vizz_k
2 Replies

9. Shell Programming and Scripting

Automatically send stdout and stderror to a file as well as to the screen, but without using tee

Hi, I've been using the following commands in my automated scripts, to ensure that all text output is sent to a log file instead of to the screen: exec 1>>$SCRIPT_LOG_FILE exec 2>>$SCRIPT_LOG_FILE However, I've now discovered that the system used for automating the script executions... (4 Replies)
Discussion started by: confusedAdmin
4 Replies

10. Shell Programming and Scripting

Bizzare behavior on redirect of stdout

Oracle Linux 5.6 64-bit (derivative of RHEL) Dear Ann Landers, This is about as bizarre as anything I've ever seen. I have a little test script I've been working with. When I redirect stdout to a file, no file. Make a copy of the script to another name. Execute it and redirect stdout, and... (4 Replies)
Discussion started by: edstevens
4 Replies
WHAT-PATCH(1)						      General Commands Manual						     WHAT-PATCH(1)

NAME
what-patch - detect which patch system a Debian package uses SYNOPSIS
what-patch [options] DESCRIPTION
what-patch examines the debian/rules file to determine which patch system the Debian package is using. what-patch should be run from the root directory of the Debian source package. OPTIONS
Listed below are the command line options for what-patch: -h, --help Display a help message and exit. -v Enable verbose mode. This will include the listing of any files modified outside or the debian/ directory and report any additional details about the patch system if available. AUTHORS
what-patch was written by Kees Cook <kees@ubuntu.com>, Siegfried-A. Gevatter <rainct@ubuntu.com>, and Daniel Hahler <ubuntu@thequod.de>, among others. This manual page was written by Jonathan Patrick Davies <jpds@ubuntu.com>. Both are released under the GNU General Public License, version 3 or later. SEE ALSO
The Ubuntu MOTU team has some documentation about patch systems at the Ubuntu wiki: https://wiki.ubuntu.com/PackagingGuide/PatchSystems cdbs-edit-patch(1), dbs-edit-patch(1), dpatch-edit-patch(1) DEBIAN
Debian Utilities WHAT-PATCH(1)
All times are GMT -4. The time now is 06:55 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy