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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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 ...
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119 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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/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 ...
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3answers
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I don't see .bashrc in my home directory but want to make a permanent change to my path

I am trying to add a location to my $PATH variable on a Mac running OS X. I am following this tutorial, which says to edit the .bashrc file. I don't see this file in the home directory even when I do ...
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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 ...
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318 views

Canonical paths: why are they needed?

The issue of resolving symlinks (symbolic links) is often addressed on this forum, and on others. Related are the concepts of relative, absolute (or full), and canonical (or resolved) pathnames. Two ...
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1answer
82 views

How to change which program is executed by default

Surely this is an easy question, that I just don't know how to search for, but if I have two identically named executable files, one in /usr and one in /usr/local (for example), how can I change which ...
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41 views

Applying and linking all settings/binaries of one user to another user in Linux

In a linux machine, we may have to compile our programs with respect to that linux machine. Now, if we already have some other users (not root. A typical user.) who have already compiled many ...
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1k views

update PATH variable in .bashrc using sed

I've been trying to update my PATH variable permanently by putting it in my .bashrc file. However, I don't want to just append it to the file, but rather replace the current PATH=........ with the ...
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2answers
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Where can PATH to Thunderbird be set in Ubuntu 10.04

I'd like to migrate to Thunderbird 11 from Thunderbird 3. I installed Thunderbird 3 using apt-get (the newer versions are not available in binary form, unfortunately, at least not in main, universe or ...
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2answers
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ldconfig issue with non-standard lib directory in CentOS

I am working with a virtual machine (CentOS 5.3) that has very little storage space on the main drive (which includes /usr, /usr/local, etc). Most of the storage space is available on a separate drive ...
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993 views

Unix install best practices, append to path or link through

I have some software I am about to ship (gradschool project) and I want to know on a unix machine what the best practices are for installing software. I originally linked through /usr/local/bin my ...
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2answers
465 views

What could cause which to not show something in the path?

There is an executable in my path that I believe is a perl script. >$scriptname $outputofscript but >which $scriptname which: 0652-141 There is no $scriptname in $path and the path it ...
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1answer
38 views

Change Environment Path Variable Order

I am working on a CentOS box and trying to install a newer version of python. CentOS requires python 2.6.6 in order to run properly. To solve this I installed a second python (v 2.7.6) in ...
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41 views

how to change git path?

So I just installed the latest git, with the official mac installer. I'm on Mavericks. Sadly, git --version is still git version 1.9.3 (Apple Git-50) and which git gives me: /usr/bin/git ...
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62 views

Adding a new path in PATH

On a server I own; Git was not working. I found that Git is installed in /usr/local/cpanel/3rdparty/bin/git. So, to make Git available to be used without full path; I logged into ssh as root. Then I ...
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I Modified my PATH when installing git. What is the default path on Mac?

When I was troubleshooting a git install, I did a few things. I think that I modified my default path. Echo $path returns ...
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2answers
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Change path in sql script with sed

I'm trying to change the path in a oracle sql script from a bash script. read -e -p "Enter the ORACLE SID: " -i "orcl" ORACLE_SID_VALUE sed -i "DEFINE tsdir = '/u02/app/oracle/oradata/orcl';/c\DEFINE ...
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2answers
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How is PATH set for users in puppet?

I'm having an interesting problem which I was able to work around by manually specifying PATH. The problem is that although my root user's PATH is: ...
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1answer
471 views

Debian Wheezy 7.1 - can't launch Skype or Firefox [duplicate]

I've installed Skype by using dkpg and when I try to run it, this is what I get -bash: /usr/bin/skype: No such file or directory. Which is very strange since ls -l | grep skype shows this: -rwxr-xr-x ...
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1answer
471 views

How to use whitespace in procmailrc recipe destination path?

I use Mutt Maildir for storage mails. I created one mailbox like this Stack Exchange/. (whitespace between Stack and Exchange here) procmailrc recipe: :0 * From: .*Stack\ Exchange Stack Exchange/ ...
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1answer
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Why my $PATH is not inherited by the invoked bash?

I work on an AIX system where I have no administrator privileges. It has several shells installed, default being tcsh. I am not allowed to change the login shell. Usually I start my session from exec ...
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41 views

Fixing my PATH variable

I am perplexed by the following problem and hoping someone can help me fix it: when I type echo $PATH, I get the output: /usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games However, I ...
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1answer
46 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 ...
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4answers
150 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 ...
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50 views

How to set up environment after installation of a software inside home directory?

I am not familiar much with environment and path settings in UNIX environment. I have installed CDO (climate data operators) in a folder in my home directory. I am only able to run it when I go into ...
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1answer
83 views

Assigning static device path

I have 4 flash cards plugged in, sequentially named by system: /dev/sda1 /dev/sdb1 /dev/sdc1 /dev/sdd1 I want to assign static pathes to them, so every time the system boots up their pathes will ...
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491 views

Can I apply real time Linux kernel patch on Android kernel?

I would like to apply real time patch on the Android kernel (given I've found Kernel patch for corresponding Kernel version). Is it possible or should I create a patch specifically for the purpose of ...
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0answers
115 views

Why is my PATH not listed in my .bashrc file? [duplicate]

Possible Duplicate: Is it possible to find out which files are setting/adding to environment variables, and their order of precedence? I am a Linux novice. I would like to edit my PATH ...
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3answers
681 views

How to determine which executable on my path will be run?

I run which and get the following, brendan$ which python /opt/local/bin/python brendan$ which -a python /opt/local/bin/python /usr/bin/python brendan$ ls -l /opt/local/bin/python lrwxr-xr-x ...
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853 views

How can I force the use of a specific binary when running a script

How can I force a specific binary to be used when executing a bash script? I have a bash script which uses the "php" binary. There are several php versions on my computer. The main php binary, as ...
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Setting PATH vs. exporting PATH in ~/.bash_profile [duplicate]

What's the difference and which is better to use when customizing my bash profile? Documentation on the export command is scarce, as it's a builtin cmd. Excerpt from version 1 of my ~/.bash_profile: ...
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3answers
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Cannot find lib in path

I am trying to start a program that relies on some libraries that are in my path, however, the program says it cannot find the files: 11:45:27 ~ > echo $PATH ...
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49 views

env command shows 3 times same path

When I run env it shows 3 times /usr/bin under PATH. Same for every path under PATH title. For example - my scala bin directory shows 3 times. However, in my .bash_profile, it is written just one ...
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1answer
670 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
16k views

changing an environment variable like PATH forever [duplicate]

Possible Duplicate: How do I set a user environment variable? (permanently, not session) to change the amount of PATH variable , I use : export PATH=... but when I close the terminal, the ...
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1answer
55 views

let script find path of itself

I want to have a bash-script discover its own path. The background is that I have a script called process_scanned_text.sh, which itself uses the script curves. I put curves in the same directory as ...
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1answer
150 views

$PATH environment variable does not seem to be recognized

I've made a fresh install of Debian Wheezy, and installed zsh to it. Few days after, I've done a vanilla installation of TeX Live 2014, so I added the necessary binary paths to my $PATH. Now I started ...
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I get a “command not found” error, though the script file is shown by “ls”

I want to run yii console commands in shell. I run protected/yiic in the console, yet it fails, yielding -bash: yiic: command not found What's the problem? See the shell commands and responses I ...
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1answer
145 views

PATH update does not stay after reboot

I have updated the PATH environmental variable on a Redhat distribution but after reboot, the path is gone. To add the path: PATH=/opt/rh/mysql55/root/usr/bin export PATH echo $PATH ...
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1answer
113 views

Getting sudo to work for an alias

I installed Sublime Text 3 in Fedora 20 which has got GNOME, as I couldn't get it being called from terminal I created a .bash_aliases file which a line like this: alias sublime='sublime_text' And ...
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1answer
211 views

How to find/correct error in a path

It's often that a long path is mistyped or you get a log file entry that a path does not exist. Is there a command or shell function that navigates the path hierarchy until it finds a matching path? ...
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2answers
39 views

I changed my PATH and now for every command it returns “command not found” [closed]

I am on MacOSX, using the iTerm and I'm very new at all of this. I am trying to prepare for installing bioinformatics programs, so I made new directories for "Scripts" and "Programs" and wanted to add ...
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2answers
22 views

How do I add a program with a directory of dependencies to $PATH?

I want to add a program to my $PATH, but its code is split into various files that it imports at run-time from a lib/ in its root directory. projectRootDirectory ├ programBinary └ lib ├ someLibrary ...
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adding PATHs for a bunch of programs

I have a big list of programs (samtools,annovar,bra,bedtools etc) in a "Programs" folder. I have read lots of posts about exporting the path, so that I do not need to identify the whole path to the ...
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234 views

Alias from .bash_profile is not reflected across the system

I have few path settings and alias in .bash_profile, and I am exporting those. For example: alias gcc=/abc/def/......./myrtgcc export gcc And I want use myrtgcc to compile C programs either from ...
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1answer
112 views

Does a duplicate entries in a PATH variable revoke the precedence given by the first entry?

If I have a PATH variable that (when exploded onto multiple lines) contains something like this (with a few notes added by me): /Users/brandon/.rvm/gems/ruby-2.0.0-p353/bin ...
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1answer
123 views

Program installed to `/home/username/bin` and added to path… not launching [duplicate]

I just installed newer versions of grep and vim to my local ~/bin directory. I have the path added via PATH=$PATH:$HOME/bin in my .bash_profile. When I try to run either, the version installed in ...
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2answers
1k views

Cannot change JAVA_HOME

When I run java -version in my terminal I get: user@ubuntu:~$ java -version java version "1.7.0_25" OpenJDK Runtime Environment (IcedTea 2.3.10) (7u25-2.3.10-1ubuntu0.13.04.2) OpenJDK 64-Bit Server ...
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1answer
52 views

Compiled, can't access with sudo

So I compiled FFmpeg from this guide as a standard user and it works fine as the user I compiled with but if i do sudo ffmpeg the program can't be found. Is it possible to make it accessible by root ...