Using recv instead of read, for slightly non-blocking reads, without losing blocking writes

guacamole/proxy/guacio.c

@@ -18,17 +18,11 @@ char __GUACIO_BAS64_CHARACTERS[64] = {
 
 GUACIO* guac_open(int fd) {
 
-    int flags;
-
     GUACIO* io = malloc(sizeof(GUACIO));
     io->ready = 0;
     io->written = 0;
     io->fd = fd;
 
-    /* Set O_NONBLOCK */
-    flags = fcntl(io->fd, F_GETFL, 0);
-    fcntl(io->fd, F_SETFL, flags | O_NONBLOCK);
-
     /* Allocate instruction buffer */
     io->instructionbuf_size = 1024;
     io->instructionbuf = malloc(io->instructionbuf_size);