make state update atomic and clean up some code

1 files changed, 1 insertions, 1 deletions

diff --git a/core/pause b/core/pause
index a55bd30..3037c1c 100755
--- a/core/pause
+++ b/core/pause
@@ -6,7 +6,7 @@
 
 [ "$state" != 'running' ] && err "timer is not running"
 
-time="$("$time - $now" | bc)"
+time="$(echo "$time - $now" | bc)"
 state='paused'
 
 save_state