PATH (all upper case) is the name of an environment variable on Unix-like operating systems, DOS, OS/2, and Microsoft Windows, specifying a set of directories where executable programs are searched for.

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Solaris - permanently update PATH for all users

I have installed JDK and Groovy on my Solaris 11 machine. I would now like to set things up so that the PATH variable would contain the bin directories whenever I open a shell. It is my understanding ...
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2k views

path_helper and zsh

I read that Apple, instead of jamming more and more PATH variable variations to the end of shell profile file, created path_helper binary so that it could expand PATH variable automatically by reading ...
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879 views

mpirun fails to recognize program in $PATH

Somehow mpirun fails to acknowledge my $PATH. The program PyroDist, that I have in $PATH, works: $ PyroDist Can't find asked option -in PyroDist - pairwise distance matrix from flowgrams -in ...
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3answers
12k views

Add $HOME/bin to PATH for a single user in Debian Wheezy with LXDE

In Ubuntu, if $HOME/bin exists, it will be automagically added to PATH, but this doesn't happen in Debian. How do I permanently add it to PATH for a given user, but only for him, not for all users? I ...
4
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1answer
372 views

/etc/paths in OS X and other Unices

Is /etc/paths read by every shell that I run in OS X? For example, if I use zsh, will it parse /etc/path to populate $PATH? What exactly is the sequence that OS X follows to populate $PATH? Does it ...
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2k views

How to add a path to system $PATH for all users's non-login shell and login shell on debian

I installed some programs in /opt/my-program/bin, I wanted to add /opt/my-program/bin to system $PATH for all users's non-login shell and login shell. What should I do? Changing /etc/environment is ...
4
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1answer
2k views

ps command not giving output in home directory

I am logging into a solaris server, switching to bash, then switching to another user "sruser" and switching to bash. /home/batch/sruser/ is the home directory of the user "sruser". The issue is ps ...
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2answers
2k views

How to use libraries installed by nix at run-time?

I'm using nix in "single-user mode" in a system where I'm not the root (see below for a description of my nix setup). I wanted to quickly run one of my binaries which is dynamically linked with a ...
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2answers
2k views

Getting the current path in .desktop EXEC command

Im trying to make a .desktop file run a .sh which is stored in the same directory as the .desktop. The whole directory needs to be portable and moved from machine to machine. my run script is run.sh ...
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3answers
1k views

What's the right way to set “dynamic” PATH in bash? (for android sdk)

I have android sdk installed, and I want the binaries in build-tools/android-VERSION to be available in PATH, so I add few lines: ANDROID_SDK=/Application/Binaries/adt-bundle-linux-x86_64-20140321/...
4
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1answer
55 views

OSX 'env python' returns different interpreter than 'python' [duplicate]

I cannot figure out what is going on here. I have just installed Anaconda, and I am trying to get my #! /usr/bin/env python shebang to return the new interpreter. I have no python aliases, and ~/...
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1answer
4k views

Change my profile's PATH environment variable on Cygwin

Sadly, I am not at all experienced in coding. I am attempting to use a program to work with GRIB files, here: http://www.nws.noaa.gov/mdl/degrib/compile.php?os=windows. I am compiling as there are ...
4
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2answers
568 views

Inhibit Variable Expansion in Paths

How do I prevent Zshell (and Bash I assume) from expanding environment variables in paths be completed as shown in the following example: $PREFIX/alt/li should expand to $PREFIX/alt/lib and not ...
4
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1answer
1k views

Why do Mono applications only start from their own directory?

If I want to run the application monodevelop, I need to chdir to /usr/lib/monodevelop/Bin and then execute ./MonoDevelop.exe. This is the same for all other Mono applications such as banshee, tomboy, ...
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3answers
259 views

Exporting just a single file

To make scripts accessible from anywhere in the terminal, one can use the following sequence of commands: PATH=$PATH:some_path_here export PATH Which includes all files at the path sent in ...
3
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2answers
2k views

Checking if PATH contains $HOME/mydir and adding it if not (all in a script) [duplicate]

Possible Duplicate: keep duplicates out of $PATH on source I am not an expert with Unix scripting. Some of my scripts are located in $HOME/mydir. Unfortunately, they are not accessible from ...
3
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1answer
588 views

difference between /var/www and /usr/local

I don't understand the difference between /var/www path and /usr/local path on linux command because for instance at the moment I can see my red5 server folder is in the latter path and within that ...
3
votes
1answer
142 views

Why isn't the first executable in my $PATH being used? [duplicate]

I have a script called jsl in /usr/local/bin. Running which jsl finds it there. I want to temporarily use a different version, and when I echo $PATH I see that /usr/bin is earlier in the path. So I ...
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2answers
9k views

how to set crontab PATH variable

I had a problem running a script from crontab. After some research I understood the problem was because PATH parameter doesn't include /sbin. I looked what it does include in /etc/crontab: PATH=/...
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4answers
712 views

Decomposition of path specs into longest-common-prefix + suffix

Given any two absolute Unix path specs1, one could decompose each spec as the concatenation of a longest common prefix and a specific suffix. E.g., /abc/bcd/cdf -> /abc/bcd + cdf /abc/bcd/chi/...
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2answers
98 views

Handling duplicate programs names bash

I'm wondering if $PATH cascades entries. You'll all need to take a leap of faith with me here, but here it goes. Let's say we have a Java executable at /usr/bin/java but this version is very old and ...
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2answers
387 views

Complete view of where the PATH variable is set in bash

I've read in a couple of places that the PATH is set in /etc/profile or the .profile file that's in the home dir. Are these the only places that the path is set in? I want a better understanding of ...
3
votes
1answer
3k views

find does not work on symlinked path?

If I run this command find $HOME/MySymlinkedPath -name "run*.sh" nothing happens, and gives no error ('MySymlinkedPath' is a symlinked path to another hard drive other then my $HOME one). These also ...
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2answers
3k views

/etc/ld.so.conf doesn't contain /usr/lib

I am using pkg-config to help supply the correct libs during c++ compilation. As I understand it, it searches in directories supplied by /etc/ld.so.conf. My ld.so.conf references the following lib ...
3
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2answers
38k views

How to set environment variable JAVA_HOME that will be saved on exit? [duplicate]

Possible Duplicate: How do I set a user environment variable? (permanently, not session) I use Suse. First was installed jdk7, so JAVA_HOME remains like: /usr/java/jdk1.7.0_05/ After I have ...
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2answers
243 views

Recently installed applications missing from $PATH

When I install apps using apt-get or NVM or NPM on Ubuntu, I can type the command and it works. Then I log out of the shell and log back in. Now none of the things I installed work when I ask for ...
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3answers
5k views

Why do 'ssh host echo $PATH' and printing the $PATH after ssh'ing into the machine give different results?

On a particular host, when I ssh into the machine and enter echo $PATH I get /home/wxy/bin64:/home/wxy/bin:/usr/kerberos/bin:/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:/bin:/usr/bin and if I ...
3
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2answers
11k views

How does the path enviroment variable work in linux?

I'm confused how does the enviroment path work under linux, I'm a Linux Mint 15 user. First, I read about editing the /home/.bashrc file and doing a PATH=$PATH:/directory, but I also knew about ...
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votes
3answers
471 views

Why can't I call this program using its full path?

I am trying to build a command line wrapper in Python 3 for an exiting command line tool called spooky and I am having a hard time understanding some strange behavior. If I type spooky on the command ...
3
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1answer
57 views

Is it possible to add a single executable, rather than an entire directory, to my $PATH?

I have XAMPP installed in OSX, and by default it prepends the path to its own bin directory (full of various utilities) to my $PATH variable: # Add path to XAMPP PHP version export XAMPP_PHP=/...
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4answers
242 views

Help with bash script

I am teaching myself bash scripting with the book 'Learning the Bash Shell' by Newbam. I'm getting on OK with the book, but am a bit confused by the following script. It is a script which uses a for ...
3
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2answers
206 views

Basic steps to develop python API in Unix environment

I am developing an API in Unix environment for virtual machines. Most of the modules are developed in python. I have few questions on this. I have the file extension as abc.py. I would like to make ...
3
votes
2answers
11k views

How to install a custom boost version in CentOS?

I'm trying to compile and install boost 1.54 from source in CentOS. The documentation is pretty straight forward and there are plenty of tutorials in the internet available (1) (2) (3). This is what ...
3
votes
1answer
4k views

Find location of sourced shell script

Is it possible that a sourced shell script knows its location? I've read determining path to sourced shell script but the answers focus on bash and tcsh and fail if a POSIX shell is used. $0 is also ...
3
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1answer
83 views

Script not getting executed as per expectation

I have two Perl scripts at a predefined location in Unix. This predefined location is set in path variable ($PATH). Now when i try to run first script (from any location) the script runs successfully ...
3
votes
2answers
322 views

open a file using CDPATH and symlink

To quickly move around, I added a path to CDPATH that contains symlinks to different locations. I did this by adding the following line to .bashrc: export CDPATH=~/symlinks When working with ...
3
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2answers
335 views

Finding program name by wildcard pattern

I am trying to write a script that will attempt to find if a certain program is installed. Lets say that the program is called, myprog. The problem is that the program can be named in different ...
3
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2answers
312 views

echo $PATH shows path to python scripts, but they cannot be executed

I am new to using the shell, and wanted to create a directory in $HOME where I can put all my python scripts, set a path to that directory, so that I can go into any folder on my Mac and execute those ...
3
votes
2answers
815 views

How do you add a bash script to your PATH variable using symlinks?

I run a gaming server called PocketMine. So basically I have a folder in my home directory that has a bash script to run the server: ~/PocketMine/start.sh Everytime I want to run the server I either ...
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6answers
212 views

search a command in PATH with the same name of the script

For example, my script is $HOME/bin/sudo. I'd like to search for an executable in $PATH with the same name, sudo, and run it - but not the script $HOME/bin/sudo itself, otherwise I will run into an ...
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4answers
4k views

Bash script to output path to USB flash memory stick

How would I return (output) the path to any USB flash memory stick(s) connected to the local computer using bash (Ubuntu and Linux Mint)? Background: I'm providing users with an automated backup ...
3
votes
1answer
4k views

Why I got error: `error while loading shared libraries: libmpich.so.3`?

I installed mpich-3.0.4 not in a default location. I installed it based on the mpich installer's guidance. However when I try to run: mpiexec -n 4 -f machinefile ./mpich-3.0.4/examples/cpi It ...
3
votes
2answers
5k views

How to fix bash looking for a program in the wrong dir (Issues setting up NPM on Ubuntu 11.10)

This time I ran the "trusting" install script curl http://npmjs.org/install.sh | sudo sh from the dir /. $ which npm /usr/local/bin/npm $ npm bash: /home/steven/local/bin/npm: No such file or ...
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1answer
108 views

Bash ignoring my PATH and it's cache

I have installed pip in my ~/.local/bin/ directory. Here are the outputs of which, type and $PATH $ type pip pip is hashed (/home/bcc/pedros/.local/bin/pip) $ which pip /usr/bin/pip $ echo $PATH ~/....
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1answer
10k views

Wallpapers' s folder in XFCE4

I've just installed XFCE4 on Arch Linux, now I'd like to add an image in the wallpaper folder, someone know the full path. I'm searching, but I haven't found yet.
3
votes
1answer
8k views

When I run “sudo su” I get --bash: command not found for everything

I'm not good with command lines or servers. But I needed to configure for work a AMI of EC2 AWS with LINUX So I've installed a lot of stuff, moved a lot of stuff around and then I realized that sudo ...
3
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1answer
57 views

Puzzle over sudo and paths

I have a couple of programmes which are in /usr/local/bin which require root privileges to run. If I run sudo my_prog I get sudo: my_prog: command not found I have to write sudo /usr/local/...
3
votes
1answer
6k views

/etc/environment not working

I am using Ubuntu 12.04. Recently, I accidentatlly removed python, causing a huge number of packages to be uninstalled. I reinstalled them, but now I am having problems. $ echo $PATH /home/paul/bin:/...
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1answer
4k views

Crontab + Ruby on Rails: /usr/bin/env: ruby: No such file or directory

I have a ruby on rails app and I need to schedule a crontab for a rake task. */5 * * * * RAILS_ENV=production /usr/local/bin/rake -f /usr/local/www/mysite-web-production/current/Rakefile my_site:...
3
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3answers
611 views

Should I use symlinks in /usr/bin or use the PATH variable instead?

I was looking to download some tool and it said to update your PATH variable, but I thought /usr/bin was the "standard".