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GUAC-1389: Explain significance of the type-punning union.

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This commit is contained in:
Michael Jumper 2016-03-01 10:31:33 -08:00
parent 76e3b2ebb8
commit ea1a34083c
1 changed files with 2 additions and 0 deletions
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src/libguac/client.c
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@ -529,6 +529,8 @@ int guac_client_load_plugin(guac_client* client, const char* protocol) {
char protocol_lib[GUAC_PROTOCOL_LIBRARY_LIMIT] = char protocol_lib[GUAC_PROTOCOL_LIBRARY_LIMIT] =
GUAC_PROTOCOL_LIBRARY_PREFIX; GUAC_PROTOCOL_LIBRARY_PREFIX;
/* Type-pun for the sake of dlsym() - cannot typecast a void* to a function
* pointer otherwise */
union { union {
guac_client_init_handler* client_init; guac_client_init_handler* client_init;
void* obj; void* obj;