OpenSSL: tidy DH and ECDH param setup

[exim.git] / src / src / transport.c

diff --git a/src/src/transport.c b/src/src/transport.c
index 3d86919decbf4f8478a824d4e3b56454c06af5a4..ef523657ea05b36f122ade55b8c838a22e9d2a50 100644 (file)
--- a/src/src/transport.c
+++ b/src/src/transport.c
@@ -3,7 +3,7 @@
 *************************************************/
 
 /* Copyright (c) University of Cambridge 1995 - 2018 */
-/* Copyright (c) The Exim Maintainers 2020 */
+/* Copyright (c) The Exim Maintainers 2020 - 2021 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* General functions concerned with transportation, and generic options for all
@@ -253,7 +253,6 @@ for (int i = 0; i < 100; i++)
 
   for(;;)
     {
-    fd_set fds;
     /* This code makes use of alarm() in order to implement the timeout. This
     isn't a very tidy way of doing things. Using non-blocking I/O with select()
     provides a neater approach. However, I don't know how to do this when TLS is
@@ -281,8 +280,7 @@ for (int i = 0; i < 100; i++)
     if (rc >= 0 || errno != ENOTCONN || connretry <= 0)
       break;
 
-    FD_ZERO(&fds); FD_SET(fd, &fds);
-    select(fd+1, NULL, &fds, NULL, NULL);      /* could set timout? */
+    poll_one_fd(fd, POLLOUT, -1);              /* could set timeout? retval check? */
     connretry--;
     }
 
@@ -1398,7 +1396,7 @@ if (write_pid > 0)
         yield = FALSE;
        }
       else if (!ok)
-        {
+        {              /* Try to drain the pipe; read fails are don't care */
        int dummy = read(pfd[pipe_read], (void *)&save_errno, sizeof(int));
         dummy = read(pfd[pipe_read], (void *)&tctx->addr->more_errno, sizeof(int));
         dummy = read(pfd[pipe_read], (void *)&tctx->addr->delivery_time, sizeof(struct timeval));