X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/a85c067ba6c6940512cf57ec213277a370d87e70..7533e17a427d6ae51bba9af028b0d9496f487caf:/src/src/filter.c

diff --git a/src/src/filter.c b/src/src/filter.c
index 82a9122c6..fc6970f23 100644
--- a/src/src/filter.c
+++ b/src/src/filter.c
@@ -5,7 +5,7 @@
 /* Copyright (c) The Exim Maintainers 2020 - 2022 */
 /* Copyright (c) University of Cambridge 1995 - 2018 */
 /* See the file NOTICE for conditions of use and distribution. */
-/* SPDX-License-Identifier: GPL-2.0-only */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 
 
 /* Code for mail filtering functions. */
@@ -671,8 +671,8 @@ for (;;)
       {
 //      if (toplevel) *saveptr = 0;
 //      else
-   if (!toplevel)
-      *error_pointer = string_sprintf("missing \")\" at end of "
+      if (!toplevel)
+        *error_pointer = string_sprintf("missing \")\" at end of "
           "condition near line %d of filter file", line_number);
       break;
       }
@@ -1463,22 +1463,21 @@ switch (c->type)
     testing and verification. */
 
   case cond_errormsg:
-    yield = message_id[0] != 0 &&
-      (sender_address == NULL || sender_address[0] == 0);
+    yield = message_id[0] && (!sender_address || !*sender_address);
     break;
 
     /* Only FALSE if a message is actually being processed; TRUE for address
     and filter testing and verification. */
 
   case cond_firsttime:
-    yield = filter_test != FTEST_NONE || message_id[0] == 0 || f.deliver_firsttime;
+    yield = filter_test != FTEST_NONE || !message_id[0] || f.deliver_firsttime;
     break;
 
     /* Only TRUE if a message is actually being processed; FALSE for address
     testing and verification. */
 
   case cond_manualthaw:
-    yield = message_id[0] != 0 && f.deliver_manual_thaw;
+    yield = message_id[0] && f.deliver_manual_thaw;
     break;
 
     /* The foranyaddress condition loops through a list of addresses */