alsa: Improve help text of --device.

[paraslash.git] / m4 / gengetopt / udp_recv.m4

diff --git a/m4/gengetopt/udp_recv.m4 b/m4/gengetopt/udp_recv.m4
index 78c3257d59838cf61e664868fe5761d858c83a2a..48770d974dc495f205a1538367511600fee97281 100644 (file)
--- a/m4/gengetopt/udp_recv.m4
+++ b/m4/gengetopt/udp_recv.m4
@@ -1,5 +1,7 @@
 args "--no-version --no-help"
 
+purpose "Receive an UDP audio stream."
+
 option "host" i
 "ip or host to receive udp packets from"
 string default="224.0.1.38"