/bin/bash Proper Whitespace Handling - Whitespace Safety
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Supporting multiple command line parameters with spaces in wrapper scripts.
Bash Proper Whitespace Handling[edit]
#!/bin/bash ## https://yakking.branchable.com/posts/whitespace-safety/ set -e app_user=user lib_dir="/tmp/test/lib/program with space/something spacy" main_app_dir="/tmp/test/home/user/folder with space/abc" mkdir -p "$lib_dir" mkdir -p "$main_app_dir" declare -a cmd cmd+=("cp") cmd+=("-r") cmd+=("${lib_dir}") cmd+=("${main_app_dir}/") "${cmd[@]}"
nounset - Check if Variable Exists[edit]
#!/bin/bash set -x set -e set -o nounset ## Enable for testing. #unset HOME if [ -z "${HOME+x}" ]; then echo "Error: HOME is not set." fi echo "$HOME"
misc[edit]
base_name="${file_name##*/}" file_extension="${base_name##*.}"
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