[2.4.x] mod_auth_digest rebase to trunk

changes-entries/mod_auth_digest-rebase.txt

@@ -0,0 +1,8 @@
+  *) mod_auth_digest: Fix compatibility with expression-based AuthName.
+     PR 59039.  [Eric Covener]
+
+  *) mod_auth_digest.c: Drop RFC 2069 support; rewrite shared memory
+     handling and client nonce handling; "authdigest-opaque" mutex is
+     now longer needed.  [Joe Orton]
+
+

modules/aaa/config.m4

@@ -70,9 +70,9 @@ APACHE_MODULE(auth_basic, basic authentication, , , yes)
 APACHE_MODULE(auth_form, form authentication, , , most)
 APACHE_MODULE(auth_digest, RFC2617 Digest authentication, , , most, [
   APR_CHECK_APR_DEFINE(APR_HAS_RANDOM)
-  if test $ac_cv_define_APR_HAS_RANDOM = "no"; then
-    echo "You need APR random support to use mod_auth_digest."
-    echo "Look at APR configure options --with-egd and --with-devrandom."
+  APR_CHECK_APR_DEFINE(APR_HAS_SHARED_MEMORY)
+  if test "${ac_cv_define_APR_HAS_RANDOM}X${ac_cv_define_APR_HAS_SHARED_MEMORY}" != "yesXyes"; then
+    AC_MSG_NOTICE([mod_auth_digest requires APR with random and shared memory support])
     enable_auth_digest="no"
   fi
 ])