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path: add comments for clarity

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Fernando Schauenburg 2022-07-01 11:25:55 +02:00
parent 6e11b63150
commit 27035f0a29
1 changed files with 4 additions and 4 deletions
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8
config/shell/path.sh
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@ -14,8 +14,8 @@
# Add custom bin dirs to PATH if they exist and are not already in PATH. # Add custom bin dirs to PATH if they exist and are not already in PATH.
while read -r dir; do while read -r dir; do
case ":${PATH:=$dir}:" in case ":${PATH:=$dir}:" in
*:"$dir":*) ;; *:"$dir":*) ;; # already in PATH -> ignore
*) PATH="$dir:$PATH" ;; *) PATH="$dir:$PATH" ;; # not yet in PATH -> prepend it
esac esac
done <<EOL done <<EOL
$LOCAL_PREFIX/bin $LOCAL_PREFIX/bin
@ -33,8 +33,8 @@ export PATH
command -v manpath >/dev/null 2>&1 && MANPATH="$(unset MANPATH; manpath)" command -v manpath >/dev/null 2>&1 && MANPATH="$(unset MANPATH; manpath)"
while read -r dir; do while read -r dir; do
case ":${MANPATH:=$dir}:" in case ":${MANPATH:=$dir}:" in
*:"$dir":*) ;; *:"$dir":*) ;; # already in MANPATH -> ignore
*) MANPATH="$dir:$MANPATH" ;; *) MANPATH="$dir:$MANPATH" ;; # not yet in MANPATH -> prepend it
esac esac
done <<EOL done <<EOL
$LOCAL_PREFIX/share/man $LOCAL_PREFIX/share/man