= Shell =


== others ==

 * [[https://unix.stackexchange.com/questions/119905/why-does-my-regular-expression-work-in-x-but-not-in-y|Basic/Extended/Perl-compatible regular expressions]]
 * [[https://skyyan.com/d/scripts/mirror-rsync.sh|mirror-rsync.sh]]
 * [[https://skyyan.com/d/scripts/sendEmail.pl|sendEmail.pl]]


== Get Current Path ==

{{{
#!/bin/bash

function get_current_path {
    SOURCE=${BASH_SOURCE[0]}
    DIR=$( dirname "$SOURCE" )
    if [ -h "$SOURCE" ]; then
        SOURCE=$(readlink "$SOURCE")
        [[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE"
        DIR=$( cd -P "$( dirname "$SOURCE"  )" && pwd )
      else
        DIR=$( cd -P "$( dirname "$SOURCE" )" && pwd )
    fi
    echo $DIR
}

CI_DIR=$( get_current_path )
}}}