Only monitor FIFOs for friends that are online

Side-effect: If you send a file to a friend that is offline,
the write will block() until the friend comes online at which point
the file transfer will begin.

1 files changed, 9 insertions, 4 deletions

diff --git a/ratatox.c b/ratatox.c
index 3ac1b5d..af863cc 100644
--- a/ratatox.c
+++ b/ratatox.c
@@ -891,10 +891,13 @@ loop(void)
 		fdmax = STDIN_FILENO;
 
 		TAILQ_FOREACH(f, &friendhead, entry) {
-			for (i = 0; i < NR_FIFOS; i++) {
-				FD_SET(f->fd[i], &rfds);
-				if (f->fd[i] > fdmax)
-					fdmax = f->fd[i];
+			/* Only monitor friends that are online */
+			if (tox_get_friend_connection_status(tox, f->fid) == 1) {
+				for (i = 0; i < NR_FIFOS; i++) {
+					FD_SET(f->fd[i], &rfds);
+					if (f->fd[i] > fdmax)
+						fdmax = f->fd[i];
+				}
 			}
 		}
 
@@ -917,6 +920,8 @@ loop(void)
 		 * sent.
 		 */
 		TAILQ_FOREACH(f, &friendhead, entry) {
+			if (tox_get_friend_connection_status(tox, f->fid) == 0)
+				continue;
 			if (f->t.state == TRANSFER_NONE)
 				continue;
 			if (f->t.pending == 0)