From ea1a34083cd11e55b7416f7143952fad67a78b4f Mon Sep 17 00:00:00 2001
From: Michael Jumper <mike.jumper@guac-dev.org>
Date: Tue, 1 Mar 2016 10:31:33 -0800
Subject: [PATCH] GUAC-1389: Explain significance of the type-punning union.

---
 src/libguac/client.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libguac/client.c b/src/libguac/client.c
index a37cbe48..418b9da5 100644
--- a/src/libguac/client.c
+++ b/src/libguac/client.c
@@ -529,6 +529,8 @@ int guac_client_load_plugin(guac_client* client, const char* protocol) {
     char protocol_lib[GUAC_PROTOCOL_LIBRARY_LIMIT] =
         GUAC_PROTOCOL_LIBRARY_PREFIX;
  
+    /* Type-pun for the sake of dlsym() - cannot typecast a void* to a function
+     * pointer otherwise */ 
     union {
         guac_client_init_handler* client_init;
         void* obj;