added basic ssl support to ircu

[ircu2.10.12-pk.git] / ircd / engine_select.c

diff --git a/ircd/engine_select.c b/ircd/engine_select.c
index 205283c052880437be380ec9f62d4d182d8a19e5..436f10baa1122b86007990d1c0fc922a919879e2 100644 (file)
--- a/ircd/engine_select.c
+++ b/ircd/engine_select.c
@@ -22,19 +22,19 @@
  */
 #include "config.h"
 
-#include "ircd_events.h"
-
-#include "ircd.h"
-#include "ircd_log.h"
-#include "s_debug.h"
-
 /* On BSD, define FD_SETSIZE to what we want before including sys/types.h */
 #if  defined(__FreeBSD__) || defined(__NetBSD__) || defined(__bsdi__)
 # if !defined(FD_SETSIZE)
-#  define FD_SETSIZE   MAXCONNECTIONS
+#  define FD_SETSIZE ((MAXCONNECTIONS)+4)
 # endif
 #endif
 
+#include "ircd_events.h"
+
+#include "ircd.h"
+#include "ircd_log.h"
+#include "s_debug.h"
+
 /* #include <assert.h> -- Now using assert in ircd_log.h */
 #include <errno.h>
 #include <string.h> /* needed for bzero() on OS X */
@@ -44,6 +44,20 @@
 #include <time.h>
 #include <unistd.h>
 
+#if FD_SETSIZE < (MAXCONNECTIONS + 4)
+/*
+ * Sanity check
+ *
+ * All operating systems work when MAXCONNECTIONS <= 252.
+ * Most operating systems work when MAXCONNECTIONS <= 1020 and FD_SETSIZE is
+ *   updated correctly in the system headers (on BSD systems sys/types.h might
+ *   have abruptly redefined it so the check is still done), you might
+ *   already need to recompile your kernel.
+ * For larger FD_SETSIZE your mileage may vary (kernel patches may be needed).
+ */
+# error FD_SETSIZE is too small or MAXCONNECTIONS too large.
+#endif
+
 #define SELECT_ERROR_THRESHOLD 20      /**< after 20 select errors, restart */
 #define ERROR_EXPIRE_TIME      3600    /**< expire errors after an hour */
 
@@ -251,7 +265,7 @@ engine_loop(struct Generators* gen)
   int nfds;
   int i;
   int errcode;
-  size_t codesize;
+  socklen_t codesize;
   struct Socket *sock;
 
   while (running) {
@@ -389,8 +403,6 @@ engine_loop(struct Generators* gen)
        break;
       }
 
-      assert(s_fd(sock) == i);
-
       gen_ref_dec(sock); /* we're done with it */
     }