From b5b3f257697ae684474d43ca1e4d5656bf3ee9c4 Mon Sep 17 00:00:00 2001
From: tv <tv@xso>
Date: Fri, 9 Sep 2011 16:35:50 +0200
Subject: //util/bin/my-global-ipv4-addr: use BRE @sed

---
 util/bin/my-global-ipv4-addr | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'util')

diff --git a/util/bin/my-global-ipv4-addr b/util/bin/my-global-ipv4-addr
index 305d3f80..71608a8a 100755
--- a/util/bin/my-global-ipv4-addr
+++ b/util/bin/my-global-ipv4-addr
@@ -8,7 +8,8 @@
 if test $# = 1; then
   has() { type "$1" 1>/dev/null 2>/dev/null; }
   parse() {
-    sed -rn 's/.*((1?[0-9][0-9]|2[0-5][0-9])\.(1?[0-9][0-9]|2[0-5][0-9])\.(1?[0-9][0-9]|2[0-5][0-9])\.(1?[0-9][0-9]|2[0-5][0-9])).*/\1/p' | grep .
+    sed -n 's/.*\(\(1\?[0-9][0-9]\|2[0-5][0-9]\)\.\(1\?[0-9][0-9]\|2[0-5][0-9]\)\.\(1\?[0-9][0-9]\|2[0-5][0-9]\)\.\(1\?[0-9][0-9]\|2[0-5][0-9]\)\).*/\1/p' |
+      grep .
   }
   get () {
     # TODO get random valid user agent
-- 
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