From 02240d70a8c0c22f423c3b314f19ba72f45ee816 Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Fri, 30 Nov 2018 14:08:46 +1300
Subject: Add explanatory comments for version check

---
 bash/bashrc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'bash')

diff --git a/bash/bashrc b/bash/bashrc
index e8348317..b8ecec01 100644
--- a/bash/bashrc
+++ b/bash/bashrc
@@ -21,9 +21,9 @@ if [ -n "$ENV" ] ; then
     . "$ENV"
 fi
 
-# Ensure we're using at least version 3.0.
-[ -n "$BASH_VERSINFO" ] || return
-((BASH_VERSINFO[0] >= 3)) || return
+# Ensure we're using at least version 3.0
+[ -n "$BASH_VERSINFO" ] || return    # Check version array exists (>=2.0)
+((BASH_VERSINFO[0] >= 3)) || return  # Check actual major version number
 
 # Clear away command_not_found_handle if a system bashrc file set it up
 unset -f command_not_found_handle
-- 
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