From e71a53a49d80ba3cc72e678a00f50c2b5b7ca47e Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Wed, 10 Apr 2019 19:33:12 -0400
Subject: Add braces to param exps in arith substs

---
(limited to 'src/garbage.sh')

diff --git a/src/garbage.sh b/src/garbage.sh
index 556f3db..4a47b4e 100644
--- a/src/garbage.sh
+++ b/src/garbage.sh
@@ -64,7 +64,7 @@ collect_garbage()
 			while [ ${dirs} -gt 0 ]; do
 				file="${file%/*}"
 				try_rmdir "${base_dir}/${file}"
-				dirs=$(($dirs - 1))
+				dirs=$((${dirs} - 1))
 			done
 		done <"${garbage}"
 		rm -f "${garbage}"
@@ -81,7 +81,7 @@ mark_pool_garbage()
 	info_v "$(get_msg 'marking_garbage_file')" "${file}"
 
 	time=$(time)
-	time=$(($time + $conf_pool_gc_delay))
+	time=$((${time} + ${conf_pool_gc_delay}))
 
 	mkdir -p "${base_dir}/.db/garbage"
 	printf '2 %s\n' "${file}" >>"${base_dir}/.db/garbage/${time}"
--
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