initial commit

notify-updates

@@ -0,0 +1,50 @@
+#!/bin/sh
+
+_target_file="/tmp/pacman-update-count"
+# if set to 1 then also notify if no updates available
+_notify_none=0
+_error_code=0
+_show_help=0
+
+if ! [ -f "$_target_file" ] ;
+then
+  echo "Error - file not found: $_target_file"
+  exit 1
+fi
+
+for _arg in "$@" ; do
+  if [ "$_arg" = "-h" ] || [ "$_arg" = "--help" ] ; then
+    _show_help=1
+  elif [ "$_arg" = "-n" ] || [ "$_arg" = "--notify-none" ] ; then
+    _notify_none=1
+  else
+    _error_code="5"
+    _show_help=1
+    echo "notify-updates: invalid option -- $_arg"
+  fi
+done
+
+if [ "$_show_help" -eq 1 ] ; then
+  echo "Options:"
+  echo "  -h, --help          show this message and exit"
+  echo "  -n, --notify-none   notify if no updates available"
+  exit "$_error_code"
+fi
+
+if [ "$_error_code" -gt 0 ] ; then
+  exit "$_error_code"
+fi
+
+_updates_available=$(cat $_target_file)
+
+if [ "$_updates_available" -gt 0 ] ; then
+  _plural="s"
+  if [ "$_updates_available" -lt 2 ] ; then
+    _plural=""
+  fi
+  echo "Attention please: Update required: $_updates_available package$_plural" | festival --tts
+  notify-send "Update Notifier" "Update required: $_updates_available package$_plural"
+elif [ "$_notify_none" -eq 1 ] ; then
+  echo "Attention please: No package updates required" | festival --tts
+  notify-send -u low "Update Notifier" "No updates required"
+fi

pacman-update-count.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+_updates_available="0"
+_target_file="/tmp/pacman-update-count"
+_user="ray"
+
+sudo pacman -Sy
+_query_output=$(sudo pacman -Qu)
+
+# TODO - get update count from above
+echo "$_query_output"
+
+# check $_updates_available is algebraically equal to itself (i.e., is a number)
+# https://unix.stackexchange.com/a/151655
+if ! [ "$_updates_available" -eq "$_updates_available" ] 2> /dev/null ; then
+  _updates_available="-1"
+fi
+
+echo "$_updates_available" > "$_target_file"
+chown "$_user": "$_target_file"