Bash is a free shell for Unix-like operating systems from the GNU Project.

learn more… | top users | synonyms

0
votes
0answers
20 views

bash behavior on sigterm

Have a script as below: #!/bin/bash # # run this script. don't run it if it's already running. # PIDFILE=/tmp/script.pid LOGFILE=script.log if [[ -f $PIDFILE ]]; then echo "$PIDFILE exists. ...
0
votes
0answers
14 views

don't save big commands in .bash_history

How to prevent saving commands that consist of more than 2 lines in .bash_history? I tried: HISTIGNORE='* * *' but commands such as: cat <<'EOF' a b c EOF are saved.
0
votes
0answers
7 views

Zip epub using 7zip and issue with exlude file

I've many epub as folders need to convert it to .epub compressed so i created bash script to that ..which are compress the epub folder to zip then rename it to .epub using 7-zip btw i was try to use ...
0
votes
0answers
10 views

Bash history deduplication causing dangerous multi-shell behaviour

I am using the following code in my .bash_profile to filter and de-duplicate my bash history: shopt -s histappend HISTSIZE=100000 HISTFILESIZE=100000 HISTCONTROL=ignoredups:erasedups ...
0
votes
0answers
16 views

ICMP flood with ping working only one time

my problem is simple: The first time I made a flooding ping to a fake ip on my network (for testing if someone is on promisc mode), it works perfectly: $ping -f 192.168.1.10 After perfoming this, ...
0
votes
0answers
13 views

How to get Fish shell and NVM both installed with Homebrew to work together?

I am trying to manage my packages for OSX using Homebrew as much a I can. I have installed both the Fish Shell and NVM using Homebrew but cannot get Fish to recognize my NVM installation. NVM ...
0
votes
0answers
8 views

Distinguish TAB and ENTER from C-i and C-m in .inputrc

The history: I'm remapping most of the basic commands to move, delete, search history for all my command-line based applications (Bash, Python, SQLite, etc) by modifying the .inputrc file in my home ...
0
votes
0answers
16 views

bash completion in msysgit by single or double tab

Single tab used to make bash complete current line, and double tab shown all possible variants. For example, if I have files (or git branches, or whatever is suitable in current context) "abc", "abd" ...
0
votes
0answers
23 views

Command to see my current ip if proxy is applied only for a certain website

It might not be a relevent question here on so, but I tried on http://networkengineering.stackexchange.com and there are less users + they redirected me here. So, I am not a networking guy and I have ...
0
votes
0answers
16 views

LXC: Automating running an application inside a container

I'm working on a project that automatically compiles, executes and tests the output of submitted programs in C, C++, Java and Python. Obviously this needs to happen inside some sort of secured ...
0
votes
0answers
22 views

Why does sudo -n on Mac OS X always return 0?

It looks like sudo -n on Mac OS X (10.10.3) always returns 0 as a return code. So something like this will always show 0, regardless of whether the user has authenticated with his password first: ...
0
votes
0answers
10 views

Creating a Package installer that will run an already made package installer

I am new to creating package installers. I am looking to create a package installer that First Runs an already created .pkg file (printer Drivers) then runs a post bash script that configures the ...
0
votes
0answers
34 views

How to encrypt data in bitbucket without losing git diff tools?

Based on this question:encrypt files before sending them to cloud. considering openssl: For example when using openssl we can write the files fooenc.sh: #!/bin/sh openssl enc -bf -nopad -pass ...
0
votes
0answers
27 views

etherwake fails to run when ran by cron

I have a cron job to check if a client is connected to my VPN and then wake up some other computers on my network using etherwake. I have the script running every minute and it is actually running ...
0
votes
0answers
11 views

Can a subprocess launched from a parent executable access the memory of its parent?

Given a system() call with user controlled input, is it possible to read the virtual memory of the parent program? Assume that the system call is made with dropped privileges, and that running ...
0
votes
0answers
19 views

Readline stops working randomly

For some reason every 1-3 hours (depending on work load) my shell read command stops accepting input and hitting return renders the ^M character. Something like: Continue? After answering: ...
0
votes
0answers
18 views

Mac terminal lost git knowledge

When I opened terminal and went to a git repo, it would automatically show the branch I'm on with a big green check or red X if I had any changes. Logged onto machine today and my bash profile was ...
0
votes
0answers
30 views

SSH remote chroot without root

I have a dual boot system consisting of two Debian OSes. I've installed one of them in a root of the partition and installed the other Debian using debootstrap; the installation partition is called ...
0
votes
0answers
11 views

openssl print numeric value of the key?

Given a file contains the public key, I need to get the numeric value of the modulus and the e. But I can only get something like this: $ openssl rsa -in key -pubin -text Modulus (2050 bit): ...
0
votes
0answers
144 views

Unable to get vmware shared folders working in Ubuntu 14.10 Guest

i Installed Ubuntu 14.10 64Bit in VMWare Workstation 10.0.5 within windows 8.1 Enterprise. I installed vmware tools by running the vmware-install.pl script in terminal.But I am Getting an error ...
0
votes
0answers
37 views

Can’t cd, ls, chown/mod or rm directory — Unknown error: 211 in Mac OS X

Never seen something like this in all my years. This is happening in Mac OS X: $ ls -lO@ea dr-xr-xr-x 2 root wheel - 1B Mar 20 23:10 Music/ $sudo cd Music/ cd:13: unknown error: ...
0
votes
0answers
25 views

how to find packages in subdir with a particular dependency

From the root of new SLES media how is it possible to find all packages with a particular package dependency? That is, there are many RPMs in various sub-directories of root. How may I find all ...
0
votes
0answers
23 views

static ip address disappeared in the middle of running iperf

The following is done on iperf client side. I set the static ip address for eth0 by modifying /etc/network/interfaces, and activate the change by doing ifup eth0. Then I start iperf -c $server_ip -t ...
0
votes
0answers
20 views

“unable to remap to same address as parent”, can't get rebaseall to fix the issue

I posted this question on the Cygwin mailing list with no response, so I'm trying here. I keep getting this same unable to remap error and rebaseall does not fix the problem. Specifics: On running ...
0
votes
0answers
44 views

Change vagrant box prompt color

The standard purple in the vagrant shell is not readable in my terminal. I don't understand the way PS1 is set up so I'm hoping someone here knows how to get change the color. Perhaps thin letters in ...
0
votes
0answers
23 views

Having trouble building Vagrant bash script

I'm trying to set up a bash script provision to help build my virtual machine with Vagrant, but I'm clearly doing something wrong. Unfortunately the Vagrant docs don't provide any examples more ...
0
votes
0answers
8 views

How to make Konsole invoke konsole -ls for all users?

I admin a linux domain for students. The students use their lab workstations in graphical mode, but often use Konsole on KDE for ssh and programming tasks. I know Konsole can be configured through ...
0
votes
0answers
26 views

Copying from Emacs to other tmux pane (code execution for Ipython, sql, bash, etc)?

My preferred setup is running a terminal window with several tmux panes (a couple of shells, and an emacs session). What is the easiest way to send code from the emacs pane to be executed in the shell ...
0
votes
0answers
86 views

ffmpeg through shell script is not running

I have to run a ffmpeg command . I am running the below command in command prompt and works fine. ffmpeg -v verbose -i rtsp://99.192.203.99:8091/test.sdp -i rtsp://99.192.203.99:8091/test.sdp ...
0
votes
0answers
27 views

Starting a chroot and drop into nonprivileged user home

I need to (temporarily) jail a non-privileged user. I tried something like: sudo chroot --userspec=mcon:users /wherever/chroottarget /bin/bash -i This almost works, but it doesn't set env vars ...
0
votes
0answers
27 views

How to pipe arguments into stdin?

I am trying to generate a private key using keytool command, but it asks me for many details like my key passphrase, my name and my organization details. I want to pass all the inputs in one command. ...
0
votes
0answers
84 views

Crossfading Video AND Audio with ffmpeg

This Super User answer crossfade between 2 videos using ffmpeg has got me so far, but now that I have tried many solutions and seen every SO link out there, it's time to ask you all for help. I am ...
0
votes
0answers
26 views

How can I automatically run two commands in different screen windows with an argument?

My process is ctrl+a 0 command $1 ctrl+a 1 /join#$1 I'd like to shorten it down to one command.
0
votes
0answers
9 views

Bash/Cygwin synchronize two directories

I have small problem with synchronization of two git repositories. In first directory for example localRepo is only two subdirectories: localRepo/ dirA/ dirA1/ ...
0
votes
0answers
22 views

`newgrp` breaks source-ability of shell script

This is my minicom.sh, which I can source successfully with source minicom.sh: minicom --device /dev/ttyUSB0 --baudrate 115200 --color=on However, when I change the content of minicom.sh to this, ...
0
votes
0answers
41 views

Proper way to execute a script before running upstart based service?

I run the deluge torrent client within a virtual machine that mounts an NFS share from the filer that runs bare metal. Occasionally deluge starts before NFS has been mounted, and it starts downloading ...
0
votes
0answers
29 views

Open two URLs in a new Firefox window OS X

I am trying to launch Firefox from a bash script. The desired result is that a new window will spawn with two tabs that load two specific urls. I have successfully done this with Chrome as follows: ...
0
votes
0answers
27 views

Linux: how to convert multi-mp3-audiobooks with appropriate cuesheets?

I have several audiobooks in MP3 format, which are in multi-file format which means, they are named like CD01_CHAPTER_001.MP3 and so on. Now what I would like to do is the following: convert the ...
0
votes
0answers
13 views

Match the end of a path using bash completion

I am trying to modify z.sh so bash completion will give me a list of matches when the pattern occurs anywhere in match. I think I am bumping into a limitation on bash's completion tools. Here is a ...
0
votes
0answers
40 views

Sorting HTML content based on second line of table cell

I have an Windows text file, containing the text of an HTML table (no header, no footer) with each cell of the table not in alpha order. I'd like to alphabetize the tables, a la: REDACTED-TITLE-1 ...
0
votes
0answers
15 views

Timestamp bash_history of a different user in a filesystem

I have a partition .dd file with the bash_history. I am able to cat it and look at the bash history and I know that the HISTTIMEFORMAT="%d/%m/%y %T " is typically used for the timestamp of the current ...
0
votes
0answers
13 views

Bash variable READLINE_LINE always empty

I was looking for a way to share clipboard between bash and X, but the variable $READLINE_LINE and $READLINE_POINT is always empty. Does anyone know the reason? Bash version is 4.3.30. See the post ...
0
votes
0answers
15 views

Changing Git Location on Mac OS X

I have a version of Git (1.9.3) already installed on my computer at /usr/bin. This version was installed (if I remember correctly) by XCode. I would like to install 2.2.1 (the download version from ...
0
votes
0answers
18 views

How can I format the piped and refreshing output of multiple cmmands nicely?

I have a command line of multiple piped commands which executes beautifully in bash. For simplification: command1 | command2 | command3 Each command generates output while running, resetting the ...
0
votes
0answers
15 views

cntlm to use hash instead of password?

As my title says I want to add hash in my /etc/cntlm.conf instead of directly pasting the password. So I'm using sudo cntlm -H -c /etc/cntlm.conf command but it is leading to a prompt asking to enter ...
0
votes
0answers
4 views

Use sfk list against only current directory (do not descend tree) or provide max-depth

The sfk list command does not mention any equivalent of max-depth. I want to use sfk-list in just a single directory or even better with an equivalent of max-depth Any way to achieve this? ...
0
votes
0answers
30 views

How to manage file descriptors of a process on Linux?

I have an executable file, which is a black box for me. now I want to execute it in a protected mode that: Does not change any file on my system. Does not send any information to any other place. ...
0
votes
0answers
57 views

bash doesn't find “./file” altough file is in current directory

This tells me that there is a file called arm-uclinuxeabi-gcc in the current directory: manuel@manuel-VirtualBox:~/linux-cortexm-1.12.4/tools/arm-2010q1/bin$ ls -l total 16808 -rwxr-xr-x 1 manuel ...
0
votes
0answers
27 views

Screen: user session closed, why?

For a couple of years now have been relying on a bash script that invokes a java server process via screen; until last night it has run flawlessly, just ssh into remote server >> sudo screen >> invoke ...
0
votes
0answers
18 views

Possible to su and run both .bash_profile's?

I currently log into the boxes at work, then: su - <adm_user> My question is, is it possible to pass through to the su'd user, my bash profile and source the adm_user's bash profile?