From 016fc0af0c30a22d0154ca6c67bb31bac893fb7b Mon Sep 17 00:00:00 2001
From: Andrew Bartlett <abartlet@samba.org>
Date: Thu, 5 Jan 2012 10:54:50 +1100
Subject: krb5: Require krb5_get_host_realm and krb5_free_host_realm be
 available to build with krb5

---
 source3/configure.in      | 12 ++++++++++++
 source3/libads/kerberos.c |  4 ----
 source3/wscript           |  6 ++++++
 3 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/source3/configure.in b/source3/configure.in
index fd28a4bb1a..a2f414b408 100644
--- a/source3/configure.in
+++ b/source3/configure.in
@@ -4422,6 +4422,18 @@ if test x"$with_ads_support" != x"no"; then
     use_ads=no
   fi
 
+  if test x"$ac_cv_func_ext_krb5_get_host_realm" != x"yes"
+  then
+    AC_MSG_WARN(krb5_get_host_realm not found in -lkrb5)
+    use_ads=no
+  fi
+
+  if test x"$ac_cv_func_ext_krb5_free_host_realm" != x"yes"
+  then
+    AC_MSG_WARN(krb5_free_host_realm not found in -lkrb5)
+    use_ads=no
+  fi
+
   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -a \
           x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes"
   then
diff --git a/source3/libads/kerberos.c b/source3/libads/kerberos.c
index f260dcaaf0..a43c7b167c 100644
--- a/source3/libads/kerberos.c
+++ b/source3/libads/kerberos.c
@@ -484,7 +484,6 @@ char *kerberos_get_default_realm_from_ccache(TALLOC_CTX *mem_ctx)
 
 char *kerberos_get_realm_from_hostname(TALLOC_CTX *mem_ctx, const char *hostname)
 {
-#if defined(HAVE_KRB5_GET_HOST_REALM) && defined(HAVE_KRB5_FREE_HOST_REALM)
 #if defined(HAVE_KRB5_REALM_TYPE)
 	/* Heimdal. */
 	krb5_realm *realm_list = NULL;
@@ -525,9 +524,6 @@ char *kerberos_get_realm_from_hostname(TALLOC_CTX *mem_ctx, const char *hostname
 		ctx = NULL;
 	}
 	return realm;
-#else
-	return NULL;
-#endif
 }
 
 char *kerberos_get_principal_from_service_hostname(TALLOC_CTX *mem_ctx,
diff --git a/source3/wscript b/source3/wscript
index 690ae957e3..e7d9dc09c4 100644
--- a/source3/wscript
+++ b/source3/wscript
@@ -750,6 +750,12 @@ return krb5_kt_resolve(context, "WRFILE:api", &keytab);
         if not conf.CONFIG_SET('HAVE_KRB5_C_ENCTYPE_COMPARE'):
             Logs.warn("krb5_c_enctype_compare not found in -lkrb5")
             use_ads=False
+        if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
+            Logs.warn("krb5_get_host_realm not found in -lkrb5")
+            use_ads=False
+        if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
+            Logs.warn("krb5_free_host_realm not found in -lkrb5")
+            use_ads=False
         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
-- 
cgit