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-rw-r--r--contrib/sendmail/cf/feature/compat_check.m433
1 files changed, 33 insertions, 0 deletions
diff --git a/contrib/sendmail/cf/feature/compat_check.m4 b/contrib/sendmail/cf/feature/compat_check.m4
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--- /dev/null
+++ b/contrib/sendmail/cf/feature/compat_check.m4
@@ -0,0 +1,33 @@
+divert(-1)
+#
+# Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
+# All rights reserved.
+#
+# By using this file, you agree to the terms and conditions set
+# forth in the LICENSE file which can be found at the top level of
+# the sendmail distribution.
+#
+#
+divert(0)
+VERSIONID(`$Id: compat_check.m4,v 1.3 2001/11/21 18:40:06 ca Exp $')
+divert(-1)
+ifdef(`_ACCESS_TABLE_', `',
+`errprint(`FEATURE(`compat_check') requires FEATURE(`access_db')
+')')
+
+LOCAL_RULESETS
+Scheck_compat
+# look up the pair of addresses
+# (we use <@> as the separator. Note this in the map too!)
+R< $+ > $| $+ $: $1 $| $2
+R$+ $| < $+ > $: $1 $| $2
+R$+ $| $+ $: <$(access Compat:$1<@>$2 $:OK $)>
+R$* $| $* $@ ok
+# act on the result,
+# it must be one of the following... anything else will be allowed..
+dnl for consistency with the other two even though discard does not take an
+dnl reply code
+R< DISCARD:$* > $#discard $: $1 " - discarded by check_compat"
+R< DISCARD $* > $#discard $: $1 " - discarded by check_compat"
+R< TEMP:$* > $#error $@ TEMPFAIL $: $1 " error from check_compat. Try again later"
+R< ERROR:$* > $#error $@ UNAVAILABLE $: $1 " error from check_compat"
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