A set of dynamic variables that can affect the running processes.

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2
votes
4answers
193 views

Change prompt when starting a terminal from bash script (but don't affect all terminals)

I have two terminals installed, gnome-terminal and xfce4-terminal. I would like to have only the xfce terminal showing a simple > as prompt when I start it. The gnome-terminal prompt should remain ...
0
votes
4answers
178 views

Unset http_proxy enviroment variable

Updated 11/03: After doing some test with your suggestions, I only can be sure about one thing: there is something related to the graphical environment, because if I login through ssh or using ...
1
vote
2answers
152 views

how to use http proxy in terminal

I have to use a http proxy to access Internet. Now I'm using firefox with the http proxy to access Internet. But on terminal, I can' access Internet. So are there ways to use http proxy on terminal ...
3
votes
1answer
37 views

Protecting process's envvars from exposure

From I've read about current best practices for developing web applications (such as the Twelve Factor guide), the recommended approach for storing configuration data is within environment variables. ...
2
votes
1answer
49 views

Why sudo env is not showing all the environment variables?

I have a variable set in a script file in /etc/profile.d/somescript.sh I have modified the /etc/sudoers and added "ansible" user to the sudoers file like this: Defaults !env_reset ansible ...
2
votes
1answer
400 views

How to set environment variables under MATE?

I have just installed MATE under Ubuntu Saucy. No problems. Except I am trying to setup Texmaker, the LaTeX IDE, and cannot figure out how to set the paths to the LaTeX tools (pdflatex, etc.) which ...
1
vote
1answer
78 views

Environment Variables not getting set in bash_profile

I have my bash_profile environment setting as follows: if [ `hostname` = "devoraebs01" ]; then echo `hostname -f` . /appl_top/deverp/appl/APPSDEVERP_devoraebs01.env When I log into this host, ...
1
vote
1answer
180 views

Multiple MODULEPATH entries in .modulesbeginenv

I'm switching between paths/code projects. At each place I have different modules. To handle this there is a setup script that modifies what to use. This is handled with the tool 'module'. NOTE: ...
1
vote
1answer
359 views

Executing commands with PHP: using normal user, but its home directory is /root

I'm using a custom compiled installation of Apache + PHP, listening on port 80. Apache is configured to run as a normal user, with the proper settings User and Group of the httpd.conf file. After ...
0
votes
1answer
32 views

csh: Terminal inherits environment variables from an unknown location

I'm on a shared machine running CentOS 5.10 that I log onto using VNC from Windows 7. Our default and official shell is csh. Every time I open a new terminal, I have three particular environment ...
0
votes
1answer
95 views

make custom commands on android 4.4.2

I want to program and debug in my android phone. To do that I downloaded c4droid and it's gcc plugin. after a lot of tries I understood that gcc is in directory ...
0
votes
1answer
70 views

Issue due to scope of environment variables

I had an Internet connection problem which turned out to be related to setting up the appropriate proxy environment variables. After adding lines like export ...
0
votes
1answer
487 views

Installing netbeans on Scientific Linux- NoClassDefFoundError thrown from the UncaughtExceptionHandler in thread “main”

I'm installing netbeans 8.0.1 on Scientific Linux. I have executed the installer .sh but I get the error: java.lang.NoClassDefFoundError thrown from the UncaughtExceptionHandler in thread "main" ...
0
votes
1answer
478 views

How to specify a custom include directory in Debian?

I am trying to compile my program on a Debian system via ssh and without root privileges. PRETTY_NAME="Debian GNU/Linux 7 (wheezy)" NAME="Debian GNU/Linux" VERSION_ID="7" VERSION="7 (wheezy)" I ...
-1
votes
1answer
28 views

How can I execute and export in a single shellscript

I have two shell scripts. $ cat java_alternative_7 #!/bin/sh sudo update-java-alternatives -s java-7-oracle $ cat java_home_7 #!/bin/sh export JAVA_HOME=/usr/lib/jvm/java-7-oracle It's simple that ...
-3
votes
1answer
264 views

Paths in my bash profile do not work!

export PATH=/usr/local/bin:/Users/rodrigoprugue/Desktop/CRUNCH:~/phreeqc/bin:$PATH export PARFLOW_DIR=~/parflow/parflow.r605/ export SILO_DIR=~/parflow/silo-4.7.2/ export ...
4
votes
0answers
44 views

Is it possible to make an exec call that “returns”?

Is there a way to make the exec system call work like a function call that returns instead of totally replacing the current process image? My motivation is trying to integrate two shells with ...
3
votes
0answers
539 views

Locale environment variable settings do not take effect

I have a Debian 6 (64-bit) VPS where I cannot seem to get the locale environment variables LANG and LC_* set. (Everything below as root). vps:~# locale -a C POSIX en_US.utf8 nl_NL.utf8 vps:~# locale ...
3
votes
0answers
511 views

Inherit environment variables in systemd Docker container

I have a Docker container running systemd. I want to pass environment variables to applications under it. When I start systemd from within Docker (/sbin/init as command line), Docker exposes ...
3
votes
0answers
356 views

assigning a multiline variable (tcsh prompt) to another

For tcsh, I have a prompt that is multiline: set prompt = "%/\\ %n@%m[%h]% " This shows the cwd on one line and then the user/host on second line. However, with this, I cannot make a copy of that: ...
2
votes
0answers
24 views

Configure where GRUB2 environment block is located

I have Arch, Ubuntu, and GRUB2 installed on a BTRFS filesystem. I'm aware that GRUB cannot write to BTRFS for a variety of good reasons, and therefore cannot save environment variables to ...
2
votes
0answers
134 views

Debian ignores PAM env variables (while Arch doesn't)

I have a weird issue with my Debian Sid system. I want to set a global environment variable in /etc/environment, which is supposed to be read by the pam_env module. Unfortunately, after having relogin ...
2
votes
0answers
390 views

Reading from /etc/environment with sudo

Using Ubuntu 14.04 LTS, I'm having a problem trying to read environment variables from /etc/environment when using sudo env. Basically, they are not being displayed. When I do just env, these ...
2
votes
0answers
50 views

Why does xdg-open text_file differ from sudo -u me xdg-open text_file?

If I run the following command, the text file opens in my preferred editor (kate). $ xdg-open text_file However, if I try the following, where sparhawk is my username, I get several warnings, and ...
2
votes
0answers
84 views

Envirnment variables for packages built in custom location

Some time ago (month or so) I started to install packages that I build from source in custom location ~/.local so that I can easily distinguish which I build from source, and for other reasons, ...
1
vote
0answers
68 views

How to set Ruby GEM_HOME and GEM_PATH

I'm a NOVICE user of Linux and using Linux mint 17.1 I've reinstalled Linux mint 20 time in last 3 days for that issue but could not fix it I'm trying to install ruby on rails using rvm what ...
1
vote
0answers
41 views

What does CRON=1 do?

What does setting CRON=1 do when set in front of a command? CRON=1 ./foobar.sh I suspect that the cron environment variable does something for printing to standard out. But I can't find anything ...
1
vote
0answers
40 views

How to set environment variable for BACI compiler and interpreter?

I have installed executable files for BACI compiler and interpreter in my Ubuntu system. But now every time I have to compile my .cm file I have to go to the program folder and run ./bacc and ...
1
vote
0answers
90 views

export -f in .bashrc after upgrade to bash 4.3.30 kills builtins?

I recently upgraded my bash (Mac OS X 10.6.8) from 3.2.48(1) to 4.3.30(1) via macports, and while the install seems to have gone smoothly, the two spots in my ~/.bashrc where I had export -f myfunc; ...
1
vote
0answers
89 views

Setting XDG_DATA_HOME and XDG_CONFIG_HOME on compile/per program

The goal is to have a -dev version and a stable repository-based version installed at the same time, but with different data and config directories so that the dev version is not operating on(and ...
1
vote
0answers
39 views

Programmatically obtain LILYPOND_DATADIR for execlp() call

I wrote an application that calls lilypond by execlp()ing it. However, when my app executes this line, the following error occurs: GNU LilyPond 2.16.2 warning: not relocating, no 2.16.2/ or current/ ...
1
vote
0answers
75 views

Create global enviromental variable after boot

I know about /etc/profile and /etc/environment, but I would like to set a global environmental variable after boot and login. By global, I mean an environment variable that can be accessed by any ...
1
vote
0answers
91 views

Setting environment variables at runtime in KDE4

Is it possible to set an environment variable at runtime, affecting all the programs started from the DE after that point (Desktop Environment, in my case KDE4) (without rebooting)? I know it it ...
0
votes
0answers
7 views

Pip managed python extending distribution packaged modules

I am looking for recommendations on extending the python library managed by my arbitrary distribution with packages available via PPI. Basically I have been working with a distro managed installation ...
0
votes
0answers
21 views

Why does not changing changing LC_ALL from utf to C speed up my grep?

I wanted to try to speed up my already fast grep. I read that changing lc_all from utf to c was supposed to do this. However, it gives no speedup. What might the reasons be? How do I "debug" this? ...
0
votes
0answers
163 views

How do I get Ubuntu to use Anaconda's python instead of the standard /usr/lib/python…?

I installed Anaconda using instructions provided on the main website, which are similar to those that can be seen here: http://askubuntu.com/questions/505919/installing-anaconda-python-on-ubuntu ...
0
votes
0answers
92 views

Possible to pass env vars into chpst without envdir?

I use runit to daemonize my web application, and I'm trying to see if I can have my process managed by sv not have to have a corresponding envdir for its environment variables. I wonder if I can just ...
0
votes
0answers
73 views

Set Environment Variable for Ranger File Manager

I've recently stumbled across ranger file manager and immediately took a liking to it. However, there is still a problem I couldn't figure out the solution to: How is it possible to change environment ...
0
votes
0answers
987 views

Runtime parameters for a systemd service

I am a little confused about how runtime parameters are normally supplied to a systemd service. The general idea I have is that the following happens: There is a file that contains the environment ...
0
votes
0answers
35 views

Parameters files, pfiles director: how to overwrite default settings

This is a quite general question that I am not sure to be able to address correctly. I must manage some bash or tcsh scripts that invoke other software's tools. These tools are invoked by name and ...
0
votes
0answers
87 views

Application does not see environmental variables

I am running following 32 bit command on 64 bit system: LIBGL_DEBUG=verbose glxinfo32 -v -t | head -5 It's output says direct rendering: No (If you want to find out why, try setting ...