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Improve message when no GHC is installed

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Julian Ospald 2018-10-01 12:28:24 +08:00
parent 7d9631c7e4
commit ba80c6e409
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1 changed files with 6 additions and 2 deletions
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@ -720,8 +720,12 @@ show_ghc() {
echo "Installed GHCs:" echo "Installed GHCs:"
for i in "${GHC_LOCATION}"/* ; do for i in "${GHC_LOCATION}"/* ; do
[ -e "${i}" ] || die "Something went wrong, ${i} does not exist!" if [ -e "${i}" ] ; then
echo " $(basename "${i}")" echo " $(basename "${i}")"
else # directory is empty
echo " None"
exit 0
fi
done done
if [ -n "${current_ghc}" ] ; then if [ -n "${current_ghc}" ] ; then