commit bash-20130301 snapshot

examples/functions/gethtml

@@ -0,0 +1,35 @@
+#
+# get_html -- get a web page from a remote server
+#
+# Original Author: Jeff Korn <jlk@cs.princeton.edu>
+# Modified for bash by Chet Ramey <chet@po.cwru.edu>
+#
+# Example: get_html cnswww.cns.cwru.edu /~chet/ | more
+
+get_html()
+{
+	local host port
+
+	(($# < 2)) && {
+		echo "usage: $FUNCNAME hostname path [port]" >&2
+		return 1
+	}
+
+	host="$1"
+	port="${3:-80}"
+
+        exec 3<> /dev/tcp/$host/$port || {
+		echo "$FUNCNAME: $host/$port: cannot connect" >&2
+		exit 1
+	}
+
+        echo -e "GET $2 HTTP/1.0\n" >&3
+
+	cat <&3
+
+	exec 3<&-
+
+	return 0
+}
+
+get_html "$@"