+/*************************************************/
+/* Create compile-time feature macros */
+void
+readconf_features(void)
+{
+/* Probably we could work out a static initialiser for wherever
+macros are stored, but this will do for now. Some names are awkward
+due to conflicts with other common macros. */
+
+#ifdef SUPPORT_CRYPTEQ
+ macro_create(US"_HAVE_CRYPTEQ", US"y", FALSE);
+#endif
+#if HAVE_ICONV
+ macro_create(US"_HAVE_ICONV", US"y", FALSE);
+#endif
+#if HAVE_IPV6
+ macro_create(US"_HAVE_IPV6", US"y", FALSE);
+#endif
+#ifdef HAVE_SETCLASSRESOURCES
+ macro_create(US"_HAVE_SETCLASSRESOURCES", US"y", FALSE);
+#endif
+#ifdef SUPPORT_PAM
+ macro_create(US"_HAVE_PAM", US"y", FALSE);
+#endif
+#ifdef EXIM_PERL
+ macro_create(US"_HAVE_PERL", US"y", FALSE);
+#endif
+#ifdef EXPAND_DLFUNC
+ macro_create(US"_HAVE_DLFUNC", US"y", FALSE);
+#endif
+#ifdef USE_TCP_WRAPPERS
+ macro_create(US"_HAVE_TCPWRAPPERS", US"y", FALSE);
+#endif
+#ifdef SUPPORT_TLS
+ macro_create(US"_HAVE_TLS", US"y", FALSE);
+# ifdef USE_GNUTLS
+ macro_create(US"_HAVE_GNUTLS", US"y", FALSE);
+# else
+ macro_create(US"_HAVE_OPENSSL", US"y", FALSE);
+# endif
+#endif
+#ifdef SUPPORT_TRANSLATE_IP_ADDRESS
+ macro_create(US"_HAVE_TRANSLATE_IP_ADDRESS", US"y", FALSE);
+#endif
+#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
+ macro_create(US"_HAVE_MOVE_FROZEN_MESSAGES", US"y", FALSE);
+#endif
+#ifdef WITH_CONTENT_SCAN
+ macro_create(US"_HAVE_CONTENT_SCANNING", US"y", FALSE);
+#endif
+#ifndef DISABLE_DKIM
+ macro_create(US"_HAVE_DKIM", US"y", FALSE);
+#endif
+#ifndef DISABLE_DNSSEC
+ macro_create(US"_HAVE_DNSSEC", US"y", FALSE);
+#endif
+#ifndef DISABLE_EVENT
+ macro_create(US"_HAVE_EVENT", US"y", FALSE);
+#endif
+#ifdef SUPPORT_I18N
+ macro_create(US"_HAVE_I18N", US"y", FALSE);
+#endif
+#ifndef DISABLE_OCSP
+ macro_create(US"_HAVE_OCSP", US"y", FALSE);
+#endif
+#ifndef DISABLE_PRDR
+ macro_create(US"_HAVE_PRDR", US"y", FALSE);
+#endif
+#ifdef SUPPORT_PROXY
+ macro_create(US"_HAVE_PROXY", US"y", FALSE);
+#endif
+#ifdef SUPPORT_SOCKS
+ macro_create(US"_HAVE_SOCKS", US"y", FALSE);
+#endif
+#ifdef EXPERIMENTAL_LMDB
+ macro_create(US"_HAVE_LMDB", US"y", FALSE);
+#endif
+#ifdef EXPERIMENTAL_SPF
+ macro_create(US"_HAVE_SPF", US"y", FALSE);
+#endif
+#ifdef EXPERIMENTAL_SRS
+ macro_create(US"_HAVE_SRS", US"y", FALSE);
+#endif
+#ifdef EXPERIMENTAL_BRIGHTMAIL
+ macro_create(US"_HAVE_BRIGHTMAIL", US"y", FALSE);
+#endif
+#ifdef EXPERIMENTAL_DANE
+ macro_create(US"_HAVE_DANE", US"y", FALSE);
+#endif
+#ifdef EXPERIMENTAL_DCC
+ macro_create(US"_HAVE_DCC", US"y", FALSE);
+#endif
+#ifdef EXPERIMENTAL_DMARC
+ macro_create(US"_HAVE_DMARC", US"y", FALSE);
+#endif
+#ifdef EXPERIMENTAL_DSN_INFO
+ macro_create(US"_HAVE_DSN_INFO", US"y", FALSE);
+#endif
+
+#ifdef LOOKUP_LSEARCH
+ macro_create(US"_HAVE_LKUP_LSEARCH", US"y", FALSE);
+#endif
+#ifdef LOOKUP_CDB
+ macro_create(US"_HAVE_LKUP_CDB", US"y", FALSE);
+#endif
+#ifdef LOOKUP_DBM
+ macro_create(US"_HAVE_LKUP_DBM", US"y", FALSE);
+#endif
+#ifdef LOOKUP_DNSDB
+ macro_create(US"_HAVE_LKUP_DNSDB", US"y", FALSE);
+#endif
+#ifdef LOOKUP_DSEARCH
+ macro_create(US"_HAVE_LKUP_DSEARCH", US"y", FALSE);
+#endif
+#ifdef LOOKUP_IBASE
+ macro_create(US"_HAVE_LKUP_IBASE", US"y", FALSE);
+#endif
+#ifdef LOOKUP_LDAP
+ macro_create(US"_HAVE_LKUP_LDAP", US"y", FALSE);
+#endif
+#ifdef EXPERIMENTAL_LMDB
+ macro_create(US"_HAVE_LKUP_LMDB", US"y", FALSE);
+#endif
+#ifdef LOOKUP_MYSQL
+ macro_create(US"_HAVE_LKUP_MYSQL", US"y", FALSE);
+#endif
+#ifdef LOOKUP_NIS
+ macro_create(US"_HAVE_LKUP_NIS", US"y", FALSE);
+#endif
+#ifdef LOOKUP_NISPLUS
+ macro_create(US"_HAVE_LKUP_NISPLUS", US"y", FALSE);
+#endif
+#ifdef LOOKUP_ORACLE
+ macro_create(US"_HAVE_LKUP_ORACLE", US"y", FALSE);
+#endif
+#ifdef LOOKUP_PASSWD
+ macro_create(US"_HAVE_LKUP_PASSWD", US"y", FALSE);
+#endif
+#ifdef LOOKUP_PGSQL
+ macro_create(US"_HAVE_LKUP_PGSQL", US"y", FALSE);
+#endif
+#ifdef LOOKUP_REDIS
+ macro_create(US"_HAVE_LKUP_REDIS", US"y", FALSE);
+#endif
+#ifdef LOOKUP_SQLITE
+ macro_create(US"_HAVE_LKUP_SQLITE", US"y", FALSE);
+#endif
+#ifdef LOOKUP_TESTDB
+ macro_create(US"_HAVE_LKUP_TESTDB", US"y", FALSE);
+#endif
+#ifdef LOOKUP_WHOSON
+ macro_create(US"_HAVE_LKUP_WHOSON", US"y", FALSE);
+#endif
+
+#ifdef TRANSPORT_APPENDFILE
+# ifdef SUPPORT_MAILDIR
+ macro_create(US"_HAVE_TPT_APPEND_MAILDR", US"y", FALSE);
+# endif
+# ifdef SUPPORT_MAILSTORE
+ macro_create(US"_HAVE_TPT_APPEND_MAILSTORE", US"y", FALSE);
+# endif
+# ifdef SUPPORT_MBX
+ macro_create(US"_HAVE_TPT_APPEND_MBX", US"y", FALSE);
+# endif
+#endif
+}
+
+
+void
+readconf_options_from_list(optionlist * opts, unsigned nopt, uschar * group)
+{
+int i;
+const uschar * s;
+
+/* Walk the array backwards to get substring-conflict names */
+for (i = nopt-1; i >= 0; i--) if (*(s = opts[i].name) && *s != '*')
+ macro_create(string_sprintf("_OPT_%T_%T", group, s), US"y", FALSE);
+}
+
+
+void
+readconf_options(void)
+{
+readconf_options_from_list(optionlist_config, nelem(optionlist_config), US"MAIN");
+readconf_options_routers();
+readconf_options_transports();
+readconf_options_auths();
+}
+
+