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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Terminal sometimes fails to find executables on local directory [duplicate]

I can open my terminal emulator via a keyboard shortcut or through the apps finder that executes the exo-open --launch TerminalEmulator command. My terminal starts and I can cd to any directory and ...
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10k views

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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314 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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83 views

Hardcoded /usr/bin/env in configure scripts

I'm building a Linux system that doesn't have a /usr directory. Getting the toolchain to work was surprisingly easy, but I'm hitting this irritation with a lot of auto* scripts: configure, etc. often ...
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How do I create this symbolic link in Unix?

I want to run gmake when I run make, so I am creating a symbolic link. My gmake is inside /usr/local/dist. My make is inisde /usr/ccs/bin. Is this the correct command: ln -s /usr/local/dist/gmake ...
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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 ...
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162 views

Why $PATH variable different between two directories?

When I'm in one directory and echo path pwd /Users/me/src/some_proj echo $PATH /Users/me/.gem/ruby/2.0.0/bin:/opt/boxen/chruby/versions/2.0.0- ...
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50 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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405 views

Select default binary to use

This is the output from which -a autoconf: /usr/bin/autoconf /usr/bin/autoconf /home/amumu/root/bin/autoconf I want to use autoconf in my home directory since it's newer version compare to the ...
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2answers
64 views

remove files after insertion into tarball

I want to limit the number of files that get put into a tar ball and erease them after they've been inserted into the tarball and being indipendent from the current directory. I've tried this: tar -C ...
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500 views

Percent in $PATH environment variable

My $PATH looks like this: ...
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1answer
310 views

Path variable not being set properly in zsh

For some reason, my $PATH variable is not being set properly which means I can't run a lot of commands I would like to. Here are the relevant lines from my .zshrc file: if [[ -f ~/.profile]]; then ...
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4answers
995 views

Path independent shebangs

I have a script that I want to be able to run in two machines. These two machines get copies of the script from the same git repository. The script needs to run with the right interpreter (e.g. zsh). ...
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6answers
1k views

How can I cleanly add to $PATH?

I'd like a way to add things to $PATH, system-wide or for an individual user, without potentially adding the same path multiple times. One reason to want to do this is so that additions can be made ...
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2answers
170 views

How to add new elements to PATH for daemons (or other best practices)?

I want to add some scripts for custom administrative work to a Linux server (Ubuntu 12.04). Ultimately those scripts are callback scripts from at least one daemon (PostgreSQL in my case but that ...
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408 views

where to put binaries so they are always in path and can be found easily

I am making quite some binaries, scripts etc that I want to install easily (using my own rpms). Since I want them accessible for everyone, my intuition would be to put them in /usr/bin; no need to ...
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3answers
555 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: ...
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6answers
948 views

List all binaries from $PATH

Is there one-liner that will list all executables from $PATH in bash.
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2answers
301 views

How to work with dfspace command?

I am trying to execute dfspace command but I am getting the error root@Kali:~# /dfspace -bash: /dfspace: No such file or directory
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6answers
1k views

Will $0 always include the path to the script?

I want to grep the current script so I can print out help and version information from the comments section at the top. I was thinking of something like this: grep '^#h ' -- "$0" | sed -e 's/#h //' ...
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4answers
2k 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 ...
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1answer
3k views

Unable to log in. xsession-errors file looks like it could be useful if I understood

I am unable to log in to my account, having recently installed Linux Mint. I had this problem with Ubuntu 13.10, and no amount of re-installations seemed to fix it. However, Mint gives me a very ...
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397 views

Sudo changes PATH, yet executes the same binary

There are two Python interpreters installed: [user@localhost ~]$ /usr/bin/python -V && /usr/local/bin/python -V Python 2.4.3 Python 2.7.6 Sudo changes PATH when executed: [user@localhost ...
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1answer
129 views

Which is the real PATH variable

On my office computer it seems like I've have two PATH variables. $path : This is delimited by " " (Space) $PATH : This is delimited by ":" (Colon) Though when I update one, the other one ...
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1answer
104 views

Changing the PATH variable for a process running as a user on Linux

I have a server application which I start using an init.d script and run as a user: su $USER -c "${PLAY} start ${APPLICATION_PATH} --%prod-test >/dev/null" The application needs ffmpeg, which is ...
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Adding to path vs. linking from /bin

Our sys admin installed a software application (Maven) on the server and told everyone to add the /usr/local/maven/bin/ folder to their path. I think it could be more convenient to just link the few ...
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123 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
142 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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207 views

Default preference of executable over built-ins with the same name

I was playing around a bit with the names of some executables, putting them in a folder, ~/bin, which is in my $PATH. Now I'm wondering how I can set the preferences of a bash-3.2 terminal so that it ...
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1answer
747 views

Why does root not have /usr/local in path?

I've noticed that the default path for root on my of my vm's and servers do not include /usr/local/bin sudo -s echo $PATH /sbin:/bin:/usr/sbin:/usr/bin Whereas normal users on the server do have ...
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4answers
789 views

Add multiple subdirectories under the same parent directory to PATH

I have installed some tools and put it under $HOME/tools/ and each tool has its own /bin directory that contains the executable program. I now have the path to each individual /bin in my $HOME/.bashrc ...
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80 views

How can I substitute one command for another temporarily?

I'd like to alias sed to gsed, but only while a particular script is running. I have a script that invokes sed. On the Mac, BSD sed doesn't support the required features, but I don't want to replace ...
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156 views

Make Trickle get the correct $PATH

Trickle is a bandwidth limiting program. I have the following script for trickle. #!/bin/bash echo $PATH trickle -s -t 3 -u 200 -d 200 "$@" I have a script in ~/bin/ that want to run the script ...
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115 views

cc1 not in the PATH

I 'm trying to configure kernel via make menuconfig [Angstrom distribution] on BeagleBoard-xM, but I get these errors: make: Warning: File `/usr/src/linux-2.6.32.61/arch/arm/Makefile' has ...
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1answer
359 views

Editing the .profile file to access

I am trying to source my .profile file to easily access a directory of javatools. The bash code below seems like it should work but it does not. Any help troubleshooting this script would be very much ...
2
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1answer
2k 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 ...
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1answer
232 views

Full path name of bash? and base process of Linux?

I am new to Linux and I recently had a test at school which had the following questions: What is the full path name of bash? What is the base process of Linux? I couldn't answer these. Does anyone ...
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1answer
560 views

Unable to override the JAVA home in opensuse 13.1

What I did : made an entry in both ~/.bash_profile ~/.profile export JAVA_HOME=/usr/java/jdk1.7.0_51 export PATH=$PATH:/usr/java/jdk1.7.0_51/bin still system points to some openJDK installed by ...
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2answers
147 views

What is PATH on a Mac OS?

What is the PATH in a Mac OS? I have used it to install global command-line tools, but the only documentation I have found are tutorials for doing just that, with no real explanation of what is ...
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1answer
137 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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1answer
3k views

Meaning of `export PATH=…` in .bash_profile

I'm using a mac for some years now and as I'm currently learning ruby on rails, I felt like I should learn more about the system I'm using. I took a look at the ~/.bash_profile, it looks like this ...
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1answer
4k 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 ...
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1answer
336 views

Adding Postgres bins to PATH: should I `export`? [duplicate]

I'm on a Mac, but this seems like a UNIX/Linux question. I just installed Postgres.app, and the documentation says to add the /bin directory that ships with Postgres.app to your PATH by adding the ...
2
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1answer
266 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 ...
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1answer
920 views

java add to the path

I have some .jar files in a directory, /home/unix/dfernand/bin/picard/picard-tools-1.106. But when I add the directory to the PATH and CLASSPATH in my bashrc, java still does not recognize the .jar ...
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215 views

How can I clean out duplicate entries from my PATH? [duplicate]

Currently, my $PATH has two identical entries for /usr/local/bin and I'm curious whether there's a way to clean that up, or if I should just not worry about it. It looks like this (broken up into a ...
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1answer
132 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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6k views

Why does sshd requires an absolute path?

Why does sshd require an absolute path when restarting, e.g /usr/sbin/sshd rather than sshd Are there any security implications? P.S the error message: # sshd sshd re-exec requires execution with ...
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1answer
3k views

How to identify executable path with its PID on AIX 5 or more

On AIX 5 or 6, `ps -ef` shows the executable full path randomly. Why and how to determine it? I find many thread through internet and also Unix & Linux and this stack overflow post about finding ...
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5answers
9k views

Removing a directory from PATH

I'm trying to compile wxWidgets using MingW, and I have cygwin in my path, which seems to conflict. So I would like to remove /d/Programme/cygwin/bin from the PATH variable and I wonder if there is ...