diff options
Diffstat (limited to 'src/dnsqueue.cpp')
| -rw-r--r-- | src/dnsqueue.cpp | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/src/dnsqueue.cpp b/src/dnsqueue.cpp index 71ab99019..0c9adf7a2 100644 --- a/src/dnsqueue.cpp +++ b/src/dnsqueue.cpp @@ -162,6 +162,7 @@ extern command_table cmdlist; extern ClassVector Classes; extern char DNSServer[MAXBUF]; +long max_fd_alloc = 0; class Lookup { private: @@ -244,9 +245,11 @@ public: int GetFD() { userrec* usr = Find(u); - if (usr) - return usr->fd; - else return 0; + if (!usr) + return 0; + if (usr->dns_done) + return 0; + return usr->fd; } }; @@ -271,6 +274,10 @@ bool lookup_dns(std::string nick) return true; } } + // calculate the maximum value, this saves cpu time later + for (int p = 0; p < MAXBUF; p++) + if (dnsq[p].GetFD()) + max_fd_alloc = p; } else { @@ -283,7 +290,7 @@ bool lookup_dns(std::string nick) void dns_poll() { // do we have items in the queue? - for (int j = 0; j < MAXBUF; j++) + for (int j = 0; j <= max_fd_alloc; j++) { // are any ready, or stale? if (dnsq[j].GetFD()) @@ -294,5 +301,11 @@ void dns_poll() } } } + // looks like someones freed an item, recalculate end of list. + if ((!dnsq[max_fd_alloc].GetFD()) && (max_fd_alloc != 0)) + for (int p = 0; p < MAXBUF; p++) + if (dnsq[p].GetFD()) + max_fd_alloc = p; + } |