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How to get the full path of a bash script?
There’s more variants at the linked answer, e.g. for the case where the script itself is a symlink. which prints to standard output the full path of the executable that would have been executed when the passed argument had been entered at the shell prompt (which is what $0 contains) dirname strips the non-directory suffix from a file name.
How to get the source directory of a bash script from within?
The accepted answer to Getting the source directory of a Bash script from within addresses getting the path of the script via dirname $0, which is fine, but that may return a relative path (like . ), which is a problem if you want to change directories in the script and have the path still point to the script’s directory.
How to run bash on a USB Memory Stick?
The user’s job is to plug in a USB flash memory stick and enter one command at the terminal (without any parameters, options or any other variable information). I need a bash script that can find the path to the USB flash memory stick.
How to get the canonical path in Bash?
The simplest way that I have found to get a full canonical path in Bash is to use cd and pwd: ABSOLUTE_PATH=”$ (cd “$ (dirname “$ {BASH_SOURCE }”)” && pwd)/$ (basename “$ {BASH_SOURCE }”)” Using $ {BASH_SOURCE } instead of $0 produces the same behavior regardless of whether the script is invoked as or source .
How to extract last part of string in Bash?
Combining $ with NF outputs the last field in the string, no matter how many fields your string contains. (The $ { parameter ## word } notation is explained in §3.5.3 “Shell Parameter Expansion” of the Bash Reference Manual .)
How to find the path of a script?
$SCRIPT will contain the real file path to the script and $SCRIPTPATH the real path of the directory containing the script. Before using this read the comments of this answer. Easy to read? Below is an alternative.