path: add comments for clarity

This commit is contained in:
Fernando Schauenburg 2022-07-01 11:25:55 +02:00
parent 6e11b63150
commit 27035f0a29

View file

@ -14,8 +14,8 @@
# Add custom bin dirs to PATH if they exist and are not already in PATH.
while read -r dir; do
case ":${PATH:=$dir}:" in
*:"$dir":*) ;;
*) PATH="$dir:$PATH" ;;
*:"$dir":*) ;; # already in PATH -> ignore
*) PATH="$dir:$PATH" ;; # not yet in PATH -> prepend it
esac
done <<EOL
$LOCAL_PREFIX/bin
@ -33,8 +33,8 @@ export PATH
command -v manpath >/dev/null 2>&1 && MANPATH="$(unset MANPATH; manpath)"
while read -r dir; do
case ":${MANPATH:=$dir}:" in
*:"$dir":*) ;;
*) MANPATH="$dir:$MANPATH" ;;
*:"$dir":*) ;; # already in MANPATH -> ignore
*) MANPATH="$dir:$MANPATH" ;; # not yet in MANPATH -> prepend it
esac
done <<EOL
$LOCAL_PREFIX/share/man