Switched to use APR 1.x

[mod_auth_kerb.git] / configure.in

diff --git a/configure.in b/configure.in
index 2062257..7f70d4f 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,7 +1,7 @@
 # Process this file with autoconf to produce a configure script.
 AC_REVISION($Revision$)
 AC_PREREQ(2.57)
-AC_INIT(mod_auth_kerb, 0.5-rc6, modauthkerb-developers@lists.sourceforge.net)
+AC_INIT(mod_auth_kerb, 5.0, modauthkerb-developers@lists.sourceforge.net)
 AC_CONFIG_SRCDIR([src/mod_auth_kerb.c])
 AC_CONFIG_HEADER([config.h])
 
@@ -119,33 +119,104 @@ 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, and MIT 1.5.
+     gssapi_supports_spnego=""
+     AC_MSG_CHECKING(whether the GSSAPI libraries support SPNEGO)
+
+     ac_save_CFLAGS="$CFLAGS"
+     CFLAGS="$KRB5_CPPFLAGS"
+     ac_save_LDFLAGS="$LDFLAGS"
+     LDFLAGS=$KRB5_LDFLAGS
+
+     AC_TRY_RUN([
+#include <string.h>
+#include <krb5.h>
+#ifdef HEIMDAL
+#include <gssapi.h>
+#else
+#include <gssapi/gssapi.h>
+#endif
+int main(int argc, char** argv)
+{
+       OM_uint32 major_status, minor_status;
+       gss_OID_set mech_set;
+       gss_OID_desc spnego_oid_desc = {6, (void *)"\x2b\x06\x01\x05\x05\x02"};
+       int SPNEGO = 0;
+                                                                               
+       major_status = gss_indicate_mechs(&minor_status, &mech_set);
+       if (GSS_ERROR(major_status))
+               return 1;
+       else {
+               unsigned int i;
+               for (i=0; i < mech_set->count && !SPNEGO; i++) {
+                       gss_OID tmp_oid = &mech_set->elements[i];
+                      if (tmp_oid->length == spnego_oid_desc.length &&
+                           !memcmp(tmp_oid->elements, spnego_oid_desc.elements, 
+                                   tmp_oid->length)) {
+                               SPNEGO = 1;
+                               break;
+                       }
+               }
+               gss_release_oid_set(&minor_status, &mech_set);
+               return (!SPNEGO);
+       }
+}],
+                [ if test $? -eq 0; then 
+                     AC_MSG_RESULT(yes)
+                     AC_DEFINE(GSSAPI_SUPPORTS_SPNEGO)
+                     gssapi_supports_spnego=yes 
+                  else
+                     AC_MSG_RESULT(no)
+                  fi],
+                [AC_MSG_RESULT(no)])
+
+     CFLAGS="$ac_save_CFLAGS"
+     LDFLAGS="$ac_save_LDFLAGS"
+
+     if test -z "$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)
@@ -246,7 +317,10 @@ AC_ARG_WITH(apache,
 
 AC_PATH_PROG([APXS], [apxs], [], [$with_apache/bin:$with_apache/sbin:$PATH])
 if test -z "$APXS"; then
-   AC_MSG_ERROR([failed to find apache apxs executable])
+   AC_PATH_PROG([APXS], [apxs2], [], [$with_apache/bin:$with_apache/sbin:$PATH])
+   if test -z "$APXS"; then
+      AC_MSG_ERROR([failed to find apache apxs executable])
+   fi
 fi
 AC_SUBST(APXS)