X-Git-Url: http://www.project-moonshot.org/gitweb/?a=blobdiff_plain;f=configure.in;h=ec17a99c71776e1f861509159f7c0e08a092aa82;hb=4d19deb987125bd037657838ff05c5fd52fb553c;hp=20622571e2d0b3f0aee344923e3e76ec9ba13183;hpb=35b43bdd6a8d77809c20979f1b78a5fd8080b102;p=mod_auth_kerb.git

diff --git a/configure.in b/configure.in
index 2062257..ec17a99 100644
--- a/configure.in
+++ b/configure.in
@@ -119,33 +119,68 @@ if test "x$with_krb5" != "xno" ; then
      AC_DEFINE(KRB5)
 
      # check for Heimdal
+     have_heimdal=""
      AC_MSG_CHECKING(whether we are using Heimdal)
      ac_save_CFLAGS="$CFLAGS"
      CFLAGS="$KRB5_CPPFLAGS"
      AC_TRY_COMPILE([#include <krb5.h>],
 		    [ char *tmp = heimdal_version; ],
 		    [ AC_MSG_RESULT(yes)
-		      AC_DEFINE(HEIMDAL) ],
+		      AC_DEFINE(HEIMDAL)
+		      have_heimdal=yes ],
 		    [ AC_MSG_RESULT(no) ])
      CFLAGS="$ac_save_CFLAGS"
 
-     SPNEGO_SRCS="\
-	spnegokrb5/asn1_MechType.c         \
-        spnegokrb5/asn1_MechTypeList.c     \
-        spnegokrb5/asn1_ContextFlags.c     \
-        spnegokrb5/asn1_NegTokenInit.c     \
-        spnegokrb5/asn1_NegTokenTarg.c     \
-        spnegokrb5/der_get.c               \
-        spnegokrb5/der_put.c               \
-        spnegokrb5/der_free.c              \
-        spnegokrb5/der_length.c            \
-        spnegokrb5/der_copy.c              \
-        spnegokrb5/timegm.c                \
-        spnegokrb5/init_sec_context.c      \
-        spnegokrb5/accept_sec_context.c    \
-        spnegokrb5/encapsulate.c           \
-        spnegokrb5/decapsulate.c           \
-        spnegokrb5/external.c"
+# If SPNEGO is supported by the gssapi libraries, we shouln't build our support.
+# SPNEGO is supported as of Heimdal 0.7, don't know about MIT.
+     gssapi_supports_spnego=""
+     AC_MSG_CHECKING(whether the GSSAPI libraries support SPNEGO)
+     # Invent some better test
+     if test "$have_heimdal" = yes; then
+	ac_save_CFLAGS="$CFLAGS"
+	CFLAGS="$KRB5_CPPFLAGS"
+	AC_TRY_COMPILE([#include <gssapi.h>],
+		       [ gss_OID oid = GSS_SPNEGO_MECHANISM; ],
+		       [ AC_MSG_RESULT(yes)
+		         AC_DEFINE(GSSAPI_SUPPORTS_SPNEGO)
+			 gssapi_supports_spnego=yes ],
+		       [ AC_MSG_RESULT(no) ])
+	CFLAGS="$ac_save_CFLAGS"
+     else
+     	AC_MSG_RESULT(no)
+     fi
+
+     if test -z "gssapi_supports_spnego"; then
+     	if test -n "$have_heimdal"; then SPNEGO_SRCS="\
+		spnegokrb5/asn1_MechType.c	   \
+		spnegokrb5/asn1_MechTypeList.c	   \
+		spnegokrb5/asn1_ContextFlags.c     \
+		spnegokrb5/asn1_NegTokenInit.c	   \
+		spnegokrb5/asn1_NegTokenTarg.c	   \
+		spnegokrb5/init_sec_context.c      \
+		spnegokrb5/accept_sec_context.c    \
+		spnegokrb5/encapsulate.c           \
+		spnegokrb5/decapsulate.c           \
+		spnegokrb5/external.c"
+     	else SPNEGO_SRCS="\
+		spnegokrb5/asn1_MechType.c         \
+        	spnegokrb5/asn1_MechTypeList.c     \
+        	spnegokrb5/asn1_ContextFlags.c     \
+        	spnegokrb5/asn1_NegTokenInit.c     \
+        	spnegokrb5/asn1_NegTokenTarg.c     \
+        	spnegokrb5/der_get.c               \
+        	spnegokrb5/der_put.c               \
+        	spnegokrb5/der_free.c              \
+        	spnegokrb5/der_length.c            \
+        	spnegokrb5/der_copy.c              \
+        	spnegokrb5/timegm.c                \
+        	spnegokrb5/init_sec_context.c      \
+        	spnegokrb5/accept_sec_context.c    \
+        	spnegokrb5/encapsulate.c           \
+        	spnegokrb5/decapsulate.c           \
+        	spnegokrb5/external.c"
+     	fi
+     fi
   fi
 fi
 AC_SUBST(KRB5_CPPFLAGS)