From 1d6145de5a69db9c3de2974ba687469304a37517 Mon Sep 17 00:00:00 2001
From: Fraser Tweedale <frase@frase.id.au>
Date: Fri, 21 Feb 2014 23:25:45 +1000
Subject: [PATCH] fix explicit version matching on FreeBSD

FreeBSD's regular expression library does not like the pattern used
for matching explicit version strings in `nvm_ls`.  Change the
pattern to something more specific that works on FreeBSD.
---
 nvm.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nvm.sh b/nvm.sh
index cc7a7a8..4f0c991 100755
--- a/nvm.sh
+++ b/nvm.sh
@@ -93,7 +93,7 @@ nvm_ls() {
     return
   fi
   # If it looks like an explicit version, don't do anything funny
-  if [ `expr "$PATTERN" : "v.*.\?.*.\?.*$"` != 0 ]; then
+  if [ `expr "$PATTERN" : "v[[:digit:]]*\.[[:digit:]]*\.[[:digit:]]*$"` != 0 ]; then
     VERSIONS="$PATTERN"
   else
     VERSIONS=`find "$NVM_DIR/" -maxdepth 1 -type d -name "v$PATTERN*" -exec basename '{}' ';' \