findPackages :: PackageDBStack -> PackageArg -> IO [InstalledPackageInfo]
findPackages db_stack pkgarg
= case [ p | p <- all_pkgs, pkgarg `matchesPkg` p ] of
findPackages :: PackageDBStack -> PackageArg -> IO [InstalledPackageInfo]
findPackages db_stack pkgarg
= case [ p | p <- all_pkgs, pkgarg `matchesPkg` p ] of