X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/adns/blobdiff_plain/06f8e611d7be5a4c745396f423ab5cd6cdc6bfdd..0ebff22d9b5832b18444f7c680ca71e24fc3734e:/src/adns.h

diff --git a/src/adns.h b/src/adns.h
index 343501d..9478112 100644
--- a/src/adns.h
+++ b/src/adns.h
@@ -8,7 +8,7 @@
  *    Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
  *
  *  It is part of adns, which is
- *    Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
+ *    Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
  *    Copyright (C) 1999 Tony Finch <dot@dotat.at>
  *  
  *  This program is free software; you can redistribute it and/or modify
@@ -39,7 +39,7 @@
  *  applications where the whole distribution is not GPL'd, are still
  *  likely to be in violation of the GPL.  Anyone who wants to do this
  *  should contact Ian Jackson.  Please note that to avoid encouraging
- *  people to infringe the GPL as it applies the body of adns, I think
+ *  people to infringe the GPL as it applies the body of adns, Ian thinks
  *  that if you take advantage of the special exception to redistribute
  *  just adns.h under the LGPL, you should retain this paragraph in its
  *  place in the appropriate copyright statements.
@@ -56,9 +56,6 @@
 
 #ifndef ADNS_H_INCLUDED
 #define ADNS_H_INCLUDED
-#ifdef __cplusplus
-extern "C" { /* I really dislike this - iwj. */
-#endif
 
 #include <stdio.h>
 
@@ -68,6 +65,10 @@ extern "C" { /* I really dislike this - iwj. */
 #include <sys/time.h>
 #include <unistd.h>
 
+#ifdef __cplusplus
+extern "C" { /* I really dislike this - iwj. */
+#endif
+
 /* All struct in_addr anywhere in adns are in NETWORK byte order. */
 
 typedef struct adns__state *adns_state;
@@ -663,9 +664,10 @@ void adns_beforeselect(adns_state ads, int *maxfd, fd_set *readfds,
  * for adns_firsttimeout.  readfds, writefds, exceptfds and maxfd_io may
  * not be 0.
  *
- * If now is not 0 then this will never actually do any I/O, or
- * change the fds that adns is using or the timeouts it wants.  In any
- * case it won't block.
+ * If now is not 0 then this will never actually do any I/O, or change
+ * the fds that adns is using or the timeouts it wants.  In any case
+ * it won't block, and it will set the timeout to zero if a query
+ * finishes in _beforeselect.
  */
 
 void adns_afterselect(adns_state ads, int maxfd, const fd_set *readfds,