From 388f61e09274f7fd924c70eb2112a2291e207ab4 Mon Sep 17 00:00:00 2001
From: ville rantanen <ville.rantanen@iki.fi>
Date: Thu, 14 Dec 2017 09:22:48 +0200
Subject: [PATCH] check url validity with curl

---
 bin/curl-header | 1 +
 web/curl-header | 6 ++++++
 2 files changed, 7 insertions(+)
 create mode 120000 bin/curl-header
 create mode 100755 web/curl-header

diff --git a/bin/curl-header b/bin/curl-header
new file mode 120000
index 0000000..7012dd1
--- /dev/null
+++ b/bin/curl-header
@@ -0,0 +1 @@
+../web/curl-header
\ No newline at end of file
diff --git a/web/curl-header b/web/curl-header
new file mode 100755
index 0000000..df282de
--- /dev/null
+++ b/web/curl-header
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# head trick to prevent unable to write -error. 
+curl -s -D /dev/stderr "$1" | head -c 1 | head -c 0
+
+