swg
9d0e0162eb
Applied [Google Shell Scripting Style Guide](https://google.github.io/styleguide/shellguide.html) to the check_folder snippet. fixed naming bug of filesnpaths variable.
Collection of useful bash functions.
Every script file includes the function and a test to show how it's meant to be used and check that the function really works. Just executing the script runs that test.
Check folder for extension
Checks a given folder for certain file extensions recursively. All found files with the extension(s) are returned in a global array; New files are appended to the array.
The check_folder_for_extension test folder contains of 13 files, 12 of them images, which should be found by the test.
function call:
check_folder_for_extension ./cffe_test "*.jpg *.JPG"
For multiple extensions (or other parts of the file name to match) space separate the list, like shown above.