configure.in

   1 AC_REVISION($Revision$)
   2 AC_PREREQ(2.57)
   3 AC_INIT(mod_auth_gssapi, 1.0, modauthkerb-developers@lists.sourceforge.net)
   4 AC_CONFIG_SRCDIR([mod_auth_gssapi.c])
   5 AC_CONFIG_HEADER([config.h])
   6
   7 # Checks for programs.
   8 AC_PROG_CC
   9 AC_PROG_MAKE_SET
  10 AC_PROG_INSTALL
  11
  12 # Checks for header files.
  13 AC_HEADER_STDC
  14 AC_CHECK_HEADERS([limits.h netdb.h stddef.h stdlib.h string.h unistd.h])
  15
  16 # Checks for typedefs, structures, and compiler characteristics.
  17 #AC_C_CONST
  18 AC_TYPE_SIZE_T
  19 AC_STRUCT_TM
  20
  21 #
  22 # GSS-API enviroment
  23 #
  24 SPNEGO_SRCS=""
  25
  26 AC_ARG_WITH(gss,
  27   AC_HELP_STRING([--with-gss=dir],[use gss in dir]),
  28   [ with_gss="$withval" ])
  29 if test "x$with_gss" = "xyes" ; then
  30   with_gss=""
  31 fi
  32
  33 ac_save_CPPFLAGS="$CPPFLAGS"
  34 ac_save_LDFLAGS="$LDFLAGS"
  35 ac_save_LIBS="$LIBS"
  36
  37 if test -z "$GSS_CPPFLAGS"; then
  38    TMP_GSS_CPPFLAGS=""
  39    if test -n "with_gss"; then
  40       TMP_GSS_CPPFLAGS="-I$with_gss/include"
  41    fi
  42    CPPFLAGS="$CPPFLAGS $TMP_GSS_CPPFLAGS"
  43    AC_CHECK_HEADERS(gssapi.h,
  44                     [ GSS_CPPFLAGS="$TMP_GSS_CPPFLAGS" ])
  45    if test -z "$GSS_CPPFLAGS"; then
  46       AC_CHECK_HEADERS(gssapi/gssapi.h,
  47                        [ GSS_CPPFLAGS="$TMP_GSS_CPPFLAGS" ])
  48    fi
  49    CPPFLAGS="$ac_save_CPPFLAGS"
  50 fi
  51
  52 #if test "x$with_gss"="x"; then
  53 #      tmp_lf_inc=""
  54 #   else
  55 #      tmp_lf_inc="-L"
  56 #fi
  57 if test -z "$GSS_LDFLAGS"; then
  58    TMP_GSS_LDFLAGS=""
  59    if test -n "$with_gss"; then
  60 # XXX think about lib64, etc
  61       TMP_GSS_LDFLAGS="-L $with_gss/lib"
  62    fi
  63 fi
  64 LIBS="$LIBS $TMP_GSS_LDFLAGS"
  65 AC_CHECK_LIB(
  66         [gssapi_krb5], gss_accept_sec_context,
  67         [found_gssapi=yes
  68                 LIBS="-lgssapi_krb5 $LIBS"],
  69         [AC_CHECK_LIB(gssapi, gss_accept_sec_context, [ found_gssapi=yes
  70                 LIBS="$LIBS -lgssapi"],
  71                 [LIBS="$ac_save_LIBS"])])
  72 if test -z "$found_gssapi"; then
  73    AC_MSG_ERROR([failed to find a GSS-API library])
  74 fi
  75
  76 # If SPNEGO is supported by the gssapi libraries, we shouln't build our support.
  77 # SPNEGO is supported as of Heimdal 0.7, and MIT 1.5.
  78 gssapi_supports_spnego=""
  79 AC_MSG_CHECKING(whether the GSSAPI libraries support SPNEGO)
  80
  81 ac_save_CFLAGS="$CFLAGS"
  82 CFLAGS="$GSS_CPPFLAGS"
  83
  84 ac_save_LDFLAGS=$LDFLAGS
  85 LDFLAGS="$GSS_LDFLAGS"
  86 # to make sure the testing binary can be launched:
  87 if test -n "$with_gss"; then
  88    LDFLAGS="$LDFLAGS -Wl,-rpath -Wl,$with_gss/lib"
  89 fi
  90      AC_TRY_RUN([
  91 #include <string.h>
  92 #include <gssapi.h>
  93 int main(int argc, char** argv)
  94 {
  95        OM_uint32 major_status, minor_status;
  96        gss_OID_set mech_set;
  97        gss_OID_desc spnego_oid_desc = {6, (void *)"\x2b\x06\x01\x05\x05\x02"};
  98        int SPNEGO = 0;
  99
 100        major_status = gss_indicate_mechs(&minor_status, &mech_set);
 101        if (GSS_ERROR(major_status))
 102                return 1;
 103        else {
 104                unsigned int i;
 105                for (i=0; i < mech_set->count && !SPNEGO; i++) {
 106                        gss_OID tmp_oid = &mech_set->elements[i];
 107                       if (tmp_oid->length == spnego_oid_desc.length &&
 108                            !memcmp(tmp_oid->elements, spnego_oid_desc.elements,
 109                                    tmp_oid->length)) {
 110                                SPNEGO = 1;
 111                                break;
 112                        }
 113                }
 114                gss_release_oid_set(&minor_status, &mech_set);
 115                return (!SPNEGO);
 116        }
 117 }],
 118      [ if test $? -eq 0; then
 119          AC_MSG_RESULT(yes)
 120          AC_DEFINE(GSSAPI_SUPPORTS_SPNEGO,1,[GSS-API implementation has its own SPNEGO])
 121          gssapi_supports_spnego=yes
 122        else
 123          AC_MSG_RESULT(no)
 124        fi],
 125      [ AC_MSG_RESULT(no)]
 126      )
 127
 128 CFLAGS="$ac_save_CFLAGS"
 129 LDFLAGS="$ac_save_LDFLAGS"
 130
 131 if test -z "$gssapi_supports_spnego"; then
 132    SPNEGO_SRCS="\
 133                 spnegokrb5/asn1_MechType.c         \
 134                 spnegokrb5/asn1_MechTypeList.c     \
 135                 spnegokrb5/asn1_ContextFlags.c     \
 136                 spnegokrb5/asn1_NegTokenInit.c     \
 137                 spnegokrb5/asn1_NegTokenTarg.c     \
 138                 spnegokrb5/der_get.c               \
 139                 spnegokrb5/der_put.c               \
 140                 spnegokrb5/der_free.c              \
 141                 spnegokrb5/der_length.c            \
 142                 spnegokrb5/der_copy.c              \
 143                 spnegokrb5/timegm.c                \
 144                 spnegokrb5/init_sec_context.c      \
 145                 spnegokrb5/accept_sec_context.c    \
 146                 spnegokrb5/encapsulate.c           \
 147                 spnegokrb5/decapsulate.c           \
 148                 spnegokrb5/external.c"
 149 fi
 150 AC_SUBST(GSS_CPPFLAGS)
 151 AC_SUBST(GSS_LDFLAGS)
 152 AC_SUBST(SPNEGO_SRCS)
 153
 154 #
 155 # Apache enviroment
 156 #
 157 AC_ARG_WITH(apache,
 158   AC_HELP_STRING([--with-apache=dir],[use apache in dir]),
 159   [ with_apache="$withval" ])
 160
 161 AC_PATH_PROG([APXS], [apxs], [], [$with_apache/bin:$with_apache/sbin:$PATH])
 162 if test -z "$APXS"; then
 163    AC_PATH_PROG([APXS], [apxs2], [], [$with_apache/bin:$with_apache/sbin:$PATH])
 164    if test -z "$APXS"; then
 165       AC_MSG_ERROR([failed to find apache apxs executable])
 166    fi
 167 fi
 168 AC_SUBST(APXS)
 169 AC_SUBST(PACKAGE_VERSION)
 170 AC_SUBST(PACKAGE_TARNAME)
 171
 172
 173 AC_CONFIG_FILES([Makefile])
 174
 175 AC_OUTPUT