Miscellaneous DWL and Update changes

get_neovim.sh

@@ -0,0 +1,58 @@
+#!/bin/bash
+
+function die() {
+    echo "ERROR! $1" && exit 1
+}
+
+START_DIR=$(pwd)
+FILE_DIR="/opt/neovim"
+FILE_NAME="nvim.appimage"
+FILE_URL="https://github.com/neovim/neovim/releases/download/nightly"
+TMP_FILE=$(mktemp $FILE_DIR/nvim.XXXXXX.appimage)
+
+echo "Downloading latest nightly $FILE_NAME to $TMP_FILE"
+# curl -L -o $TMP_FILE $FILE_URL/$FILE_NAME || die "Can't cURL $FILE_NAME"
+wget -O $TMP_FILE $FILE_URL/$FILE_NAME || die "Can't cURL $FILE_NAME"
+
+chmod +x $TMP_FILE || die "Can't chmod $TMP_FILE"
+
+NEWVER=$($TMP_FILE --version | head -1)
+EXTVER=$(test -e $FILE_DIR/.version && cat $FILE_DIR/.version || echo "")
+echo "Version check - New version ($NEWVER) =?= current ($EXTVER)"
+
+if [ "$NEWVER" == "$EXTVER" ]; then
+    echo "Not updating. New version ($NEWVER) same as current ($EXTVER)"
+else
+    if [ -e $FILE_NAME ]; then
+        rm $FILE_NAME || die "Can't remove $FILE_NAME"
+        echo "Removed $FILE_NAME"
+    fi
+    cp $TMP_FILE $FILE_DIR/$FILE_NAME || die "Can't copy $TMP_FILE to $FILE_NAME"
+
+    echo "Making $FILE_DIR/$FILE_NAME executable"
+    chmod +x $FILE_DIR/$FILE_NAME || die "Can't chmod $FILE_DIR/$FILE_NAME"
+
+    echo $NEWVER > $FILE_DIR/.version || die "Can't write $FILE_DIR/.version"
+
+    # Extract nvim for other (non-root) users to run
+    if [ -d "$FILE_DIR/squashfs-root" ]; then
+        rm -rf $FILE_DIR/squashfs-root || die "Can't delete $FILE_DIR/squashfs-root"
+    fi
+
+    cd $FILE_DIR
+
+    $TMP_FILE --appimage-extract || die "Can't extract appimage $FILE_NAME"
+    if [ -L "$FILE_DIR/nvim" ]; then
+        rm $FILE_DIR/nvim || die "Can't remove $FILE_DIR/nvim"
+    fi
+    if [ -x "$FILE_DIR/squashfs-root/AppRun" ]; then
+        ln -s $FILE_DIR/squashfs-root/AppRun nvim
+    else
+        die "$FILE_DIR/squash-root/AppRun not executable"
+    fi
+    cd $START_DIR
+
+    echo "Version $NEWVER ready!"
+fi
+rm $TMP_FILE || die "Can't delete $TMP_FILE"
+echo "Done with Neovim"