make_figure_launcher.sh

#! /bin/bash

# trap ctrl-c and call ctrl_c()
trap ctrl_c INT
function ctrl_c() {
    `find . -type f -executable -name killall_launcher.sh -print`
    exit 1
}

if ! command -v inotifywait &> /dev/null
then
    echo "inotifywait could not be found."
    echo "Please run: sudo apt-get install inotify-tools"
    exit
fi

while true ;
do
    list_folders=$(find . -name "tikz" -type d)
    list_files=()
    for folder in $list_folders; do
        list_files+=$(find $folder -name '*.tex')
    done
    if [[ -z "${list_files// }" ]]; then
        # list empty
        # echo "no files to notify, waiting 1s..."
        sleep 1
    else
        # list not empty
        echo "the files to watch are "$list_files
        inotifywait -e modify $list_files
        make figures
        sleep 0.1
    fi
done