From 1ba669433038818cf2d657e465ced62c9306c31e Mon Sep 17 00:00:00 2001
From: Andrew Kesterson <andrew@aklabs.net>
Date: Mon, 12 May 2014 07:19:45 -0700
Subject: [PATCH] Close #7 : use BASH_VERSINFO instead of janky version check

---
 cmdarg.sh | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/cmdarg.sh b/cmdarg.sh
index 047ae9a..f77281a 100644
--- a/cmdarg.sh
+++ b/cmdarg.sh
@@ -1,8 +1,7 @@
 #!/bin/bash
 
-bashversion=$(${BASH} --version | head -n 1 | grep -o "version [0-9]" | cut -d ' ' -f 2)
-if [ $bashversion -lt 4 ]; then
-    echo "cmdarg is incompatible with bash versions < 4.0, please upgrade bash" >&2
+if (( BASH_VERSINFO[0] < 4 )); then
+    echo "cmdarg is incompatible with bash versions < 4, please upgrade bash" >&2
     exit 1
 fi