From d2108eb52848ac80de1ae2032c612bad353f24ba Mon Sep 17 00:00:00 2001
From: Emily Frost <emfrost@posteo.net>
Date: Tue, 29 Jun 2021 11:39:38 -0500
Subject: [PATCH] nyan now checks that pv exists before starting.

---
 nyan | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/nyan b/nyan
index 6c33f0e..91b5af5 100755
--- a/nyan
+++ b/nyan
@@ -2,10 +2,14 @@
 optstring="o:"
 declare -i abort=0
 
-# TODO: Check for dependencies pv and stat.
 # TODO: Add help option to display usage.
 # TODO: Consider a switch for per-file progress bars rather than a whole-operation one.
 
+if [ ! -e "$(which pv)" ]; then
+	echo "Error: pv does not seem to be installed. Exiting."
+	exit 1
+fi
+
 while getopts ${optstring} args; do
 	case $args in
 		o) output_file=${OPTARG} ;;