From f1ffdc3a74a050b8caebca82d764624b33b7e6f9 Mon Sep 17 00:00:00 2001
From: Shawn Presser <shawnpresser@gmail.com>
Date: Fri, 27 Jan 2023 16:33:01 -0600
Subject: [PATCH] math: allow setting scale=10 env var

---
 math | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/math b/math
index 4e92f79..19549d7 100755
--- a/math
+++ b/math
@@ -1,4 +1,4 @@
 #!/bin/sh
 
-scale=4 # results will print to the 4th decimal
+scale=${scale:-4} # results will print to the 4th decimal
 echo "scale=$scale; $@" | bc -l