1 files changed, 9 insertions, 0 deletions

diff --git a/scripts/urlgrep b/scripts/urlgrep
new file mode 100755
index 0000000..49afac6
--- /dev/null
+++ b/scripts/urlgrep
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+# Find all URLs in stdin, print them newline-separated to stdout
+
+protocols='http|https|ftp|sftp|gemini|mailto'
+valid_chars="][a-zA-Z0-9_~/?#@!$&'()*+=.,;:-"
+regex="(($protocols):|www\.)[$valid_chars]+"
+
+egrep -o "$regex"