Mastering Linux Shell Scripting - Second Edition

Executing the script

With the script saved in our PATH environment, it still will not execute as a standalone script. We will have to assign and execute permissions for the file, as needed. For a simple test, we can run the file directly with bash. The following command shows you how to do this:

$ bash $HOME/bin/hello1.sh  

We should be rewarded with the Hello World text being displayed on our screens. This is not a long-term solution, as we need to have the script in the $HOME/bin directory, specifically, to make running the script easy from any location without typing the full path. We need to add in the execute permissions as shown in the following code:

$ chmod +x $HOME/bin/hello1.sh 

We should now be able to run the script simply, as ...