Sep 27, 2016 · When the script is done, any changes that it made to the environment are discarded. . script The above sources the script. It is as if the commands had been typed in …

source is a shell keyword that is supposed to be used like this: source file where file contains valid shell commands. These shell commands will be executed in the current shell as if typed from …

You have an alias which is overriding the builtin source (fix with unalias source) You have a function which is overriding source (fix with unset -f source) You are somehow not using bash …

2 source is there for readability and self-documentation, . exists because it is quick to type. The commands are identical. Perl has long and short versions of many of its control variables for …

Jul 30, 2020 · I've read that BASH_SOURCE should be populated with the name of the executing script (and it works!). But why does BASH_SOURCE hold the name of the executing script, …

Mar 17, 2018 · I accidentally sourced the wrong environment from a script. Is there any way to 'unsource' it or in other words to revert it and restore the previous environment? The obvious …

What is the difference between sourcing ('.' or 'source') and executing a file in bash? Ask Question Asked 13 years, 4 months ago Modified 4 years, 9 months ago

May 9, 2015 · 34 source is a shell builtin, so it cannot be executed without the shell. However, by default, sudo do not run shell. From sudo Process model When sudo runs a command, it calls …

Jun 21, 2016 · However, when you source something, it is run in your current shell which, because it is interactive, has already loaded the aliases and therefore the fi alias is recognized …

Aug 28, 2014 · I.e., unpack the source package from your distribution, replace the source with the upstream version, check if any of the distribution's patches or configuration tweaks still apply, …