Minor fixes.

scriptdata/checkdeps.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+# Check whether pkgs exist in AUR or repos of Arch.
+# This is a workaround for https://github.com/end-4/dots-hyprland/discussions/204
+# Do NOT abuse this since it consumes extra bandwidth from AUR server.
+
+set -e
+cd "$(dirname "$0")"
+cd ..
+export base="$(pwd)"
+source ./scriptdata/functions
+source ./scriptdata/installers
+
+pkglistfile=$(mktemp)
+pkglistfile_orig=./scriptdata/dependencies.conf
+pkglistfile_orig_s=./cache/dependencies_stripped.conf
+remove_bashcomments_emptylines $pkglistfile_orig $pkglistfile_orig_s
+
+cat $pkglistfile_orig_s | sed "s_\ _\n_g" > $pkglistfile
+
+echo "The non-existent pkgs in $pkglistfile_orig are listed as follows."
+# Borrowed from https://bbs.archlinux.org/viewtopic.php?pid=1490795#p1490795
+comm -23 <(sort -u $pkglistfile) <(sort -u <(wget -q -O - https://aur.archlinux.org/packages.gz | gunzip) <(pacman -Ssq))
+echo "End of list. If nothing appears, then all pkgs exist."
+rm $pkglistfile