X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/d5c0d8c9374623620844d539d4810da63e9abca1..107077d7fd6736711bf5cd980221723401d37c51:/src/src/transport-filter.src

diff --git a/src/src/transport-filter.src b/src/src/transport-filter.src
index 3f250e657..1343f89d4 100644
--- a/src/src/transport-filter.src
+++ b/src/src/transport-filter.src
@@ -1,5 +1,10 @@
 #! PERL_COMMAND
 
+# Copyright (c) The Exim Maintainers 2023
+# See the file NOTICE for conditions of use and distribution.
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+
 # This is a Perl script to demonstrate the possibilities of on-the-fly
 # delivery filtering in Exim. It is presented with a message on its standard
 # input, and must copy it to the standard output, transforming it as it
@@ -13,6 +18,14 @@
 
 use warnings;
 BEGIN { pop @INC if $INC[-1] eq '.' };
+use File::Basename;
+
+if ($ARGV[0] eq '--version' || $ARGV[0] eq '-v') {
+    print basename($0) . ": $0\n",
+        "build: EXIM_RELEASE_VERSIONEXIM_VARIANT_VERSION\n",
+        "perl(runtime): $]\n";
+        exit 0;
+}
 
 # If the filter is called with any arguments, insert them into the message
 # as X-Arg headers, just to verify what they are.