Try to make removenickfromallchannels() much faster when another user QUITs by ignoring unused channel indexes.

1 files changed, 4 insertions, 0 deletions

diff --git a/functions.c b/functions.c
index 730819f..c5e3cdc 100644
--- a/functions.c
+++ b/functions.c
@@ -1432,6 +1432,10 @@ int removenickfromallchannels(char *nickuserhost, struct channel *channels) {
 
   // Go through all channels and remove nick if present
   for (int i = 0; i < MAXCHANNELS; i++) {
+    // Don't bother checking this channel index if it isn't used
+    if (!channels[i].name[0]) {
+      continue;
+    }
     // Go through all nicks in channel
     for (int j = 0; j < MAXCHANNICKS; j++) {
       // Remove the nick from the channel if present