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configure.in
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# Process this file with autoconf to produce a configure script.
AC_REVISION($Revision: 1.40 $)
AC_PREREQ(2.57)
AC_INIT(mod_auth_kerb, 5.4, [email protected])
AC_CONFIG_SRCDIR([src/mod_auth_kerb.c])
AC_CONFIG_HEADER([config.h])
# Checks for programs.
AC_PROG_CC
AC_PROG_MAKE_SET
# Checks for libraries.
# FIXME: Replace `main' with a function in `-lresolv':
LIB_resolv=""
AC_CHECK_LIB([resolv], [main], [LIB_resolv=-lresolv])
AC_SUBST(LIB_resolv)
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([limits.h netdb.h stddef.h stdlib.h string.h unistd.h])
# Checks for typedefs, structures, and compiler characteristics.
#AC_C_CONST
AC_TYPE_SIZE_T
AC_STRUCT_TM
# Checks for library functions.
#AC_FUNC_MALLOC
#AC_FUNC_MEMCMP
#AC_CHECK_FUNCS([gethostbyname memset putenv strcasecmp strchr strdup strerror])
#
# kerberos5 enviroment
#
krb5_config_command=krb5-config
SPNEGO_SRCS=""
AC_ARG_WITH(krb5,
AC_HELP_STRING([--with-krb5=dir],[use krb5 in dir]),
[ with_krb5="$withval" ])
if test "x$with_krb5" = "xyes" ; then
with_krb5=""
fi
if test "x$with_krb5" != "xno" ; then
ac_save_CPPFLAGS="$CPPFLAGS"
ac_save_LDFLAGS="$LDFLAGS"
ac_save_LIBS="$LIBS"
if test -n "$with_krb5"; then
if test -x "$with_krb5/bin/krb5-config"; then
krb5_config_command="$with_krb5/bin/krb5-config"
else
krb5_config_command=""
fi
fi
dnl
dnl find header files
dnl
if test -z "$KRB5_CPPFLAGS"; then
TMP_KRB5_CPPFLAGS=""
if test -n "$krb5_config_command"; then
TMP_KRB5_CPPFLAGS=`$krb5_config_command --cflags gssapi 2>/dev/null`
fi
if test -z "$TMP_KRB5_CPPFLAGS" -a -n "with_krb5"; then
TMP_KRB5_CPPFLAGS="-I$with_krb5/include"
fi
CPPFLAGS="$CPPFLAGS $TMP_KRB5_CPPFLAGS"
AC_CHECK_HEADERS(gssapi.h,
[ KRB5_CPPFLAGS="$TMP_KRB5_CPPFLAGS" ])
if test -z "$KRB5_CPPFLAGS"; then
AC_CHECK_HEADERS(gssapi/gssapi.h,
[ KRB5_CPPFLAGS="$TMP_KRB5_CPPFLAGS" ])
fi
CPPFLAGS="$ac_save_CPPFLAGS"
fi
dnl
dnl find libraries
dnl
if test -z "$KRB5_LDFLAGS" -a -n "$krb5_config_command"; then
TMP_KRB5_LDFLAGS=`$krb5_config_command --libs gssapi 2>/dev/null`
if test -n "$TMP_KRB5_LDFLAGS"; then
LIBS="$LIBS $TMP_KRB5_LDFLAGS $LIB_resolv"
AC_CHECK_LIB(krb5, krb5_init_context,
[ KRB5_LDFLAGS="$TMP_KRB5_LDFLAGS" ])
LIBS="$ac_save_LIBS"
fi
fi
if test "x$with_krb5"="x"; then
tmp_lf_inc=""
else
tmp_lf_inc="-L"
fi
if test -z "$KRB5_LDFLAGS"; then
#try MIT
TMP_KRB5_LDFLAGS="$tmp_lf_inc$with_krb5/lib -lgssapi_krb5 -lkrb5 -lk5crypto -lcom_err"
LIBS="$LIBS $TMP_KRB5_LDFLAGS $LIB_resolv"
AC_CHECK_LIB(krb5, krb5_init_context, [ KRB5_LDFLAGS="$TMP_KRB5_LDFLAGS" ])
LIBS="$ac_save_LIBS"
fi
if test -z "$KRB5_LDFLAGS"; then
#Try Heimdal
TMP_KRB5_LDFLAGS="$tmp_lf_inc$with_krb5/lib -lgssapi -lkrb5 -lasn1 -lcrypto -lroken -lcrypt"
LIBS="$LIBS $TMP_KRB5_LDFLAGS $LIB_resolv"
AC_CHECK_LIB(krb5, krb5_init_context, [ KRB5_LDFLAGS="$TMP_KRB5_LDFLAGS" ])
LIBS="$ac_save_LIBS"
fi
if test -z "$KRB5_LDFLAGS"; then
#Try Heimdal on OpenBSD
TMP_KRB5_LDFLAGS="$tmp_lf_inc$with_krb5/lib -lgssapi -lkrb5 -lasn1 -ldes -lcrypto"
LIBS="$LIBS $TMP_KRB5_LDFLAGS $LIB_resolv"
AC_CHECK_LIB(krb5, krb5_init_context, [ KRB5_LDFLAGS="$TMP_KRB5_LDFLAGS" ])
LIBS="$ac_save_LIBS"
fi
if test -z "$KRB5_LDFLAGS"; then
with_krb5=no
else
AC_DEFINE(KRB5)
AC_CHECK_LIB(krb5,
krb5_cc_new_unique,
[ AC_DEFINE(HAVE_KRB5_CC_NEW_UNIQUE) ])
# 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)
have_heimdal=yes ],
[ AC_MSG_RESULT(no) ])
CFLAGS="$ac_save_CFLAGS"
# If SPNEGO is supported by the gssapi libraries, we shouln't build our support.
# SPNEGO is supported as of Heimdal 0.7, and MIT 1.5.
gssapi_supports_spnego=""
AC_MSG_CHECKING(whether the GSSAPI libraries support SPNEGO)
ac_save_CFLAGS="$CFLAGS"
CFLAGS="$KRB5_CPPFLAGS"
ac_save_LDFLAGS="$LDFLAGS"
if test -n "$with_krb5"; then
LDFLAGS="$KRB5_LDFLAGS -Wl,-rpath -Wl,$with_krb5/lib"
else
LDFLAGS="$KRB5_LDFLAGS"
fi
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 "$have_heimdal"; then SPNEGO_SRCS="\
spnegokrb5/asn1_MechType.c \
spnegokrb5/asn1_MechTypeList.c \
spnegokrb5/asn1_ContextFlags.c \
spnegokrb5/asn1_NegTokenInit.c \
spnegokrb5/asn1_NegTokenTarg.c \
spnegokrb5/init_sec_context.c \
spnegokrb5/accept_sec_context.c \
spnegokrb5/encapsulate.c \
spnegokrb5/decapsulate.c \
spnegokrb5/external.c"
else SPNEGO_SRCS="\
spnegokrb5/asn1_MechType.c \
spnegokrb5/asn1_MechTypeList.c \
spnegokrb5/asn1_ContextFlags.c \
spnegokrb5/asn1_NegTokenInit.c \
spnegokrb5/asn1_NegTokenTarg.c \
spnegokrb5/der_get.c \
spnegokrb5/der_put.c \
spnegokrb5/der_free.c \
spnegokrb5/der_length.c \
spnegokrb5/der_copy.c \
spnegokrb5/timegm.c \
spnegokrb5/init_sec_context.c \
spnegokrb5/accept_sec_context.c \
spnegokrb5/encapsulate.c \
spnegokrb5/decapsulate.c \
spnegokrb5/external.c"
fi
fi
fi
fi
AC_SUBST(KRB5_CPPFLAGS)
AC_SUBST(KRB5_LDFLAGS)
AC_SUBST(SPNEGO_SRCS)
#
# Kerberos4 enviroment
#
AC_ARG_WITH(krb4,
AC_HELP_STRING([--with-krb4=dir], [use krb4 in dir]),
[ with_krb4="$withval" ])
if test "x$with_krb4" = "xyes" ; then
with_krb4=""
fi
if test "x$with_krb4" != "xno"; then
AC_MSG_CHECKING([for Kerberos4 installation])
if test "x$with_krb4" != "x"; then
if test -x "$with_krb4/bin/krb4-config"; then
KRB4_CPPFLAGS=`$with_krb4/bin/krb4-config --cflags krb4 2>/dev/null`
KRB4_LDFLAGS=`$with_krb4/bin/krb4-config --libs krb4 2>/dev/null`
elif test -x "$with_krb4/bin/krb5-config"; then
KRB4_CPPFLAGS=`$with_krb4/bin/krb5-config --cflags krb4 2>/dev/null`
KRB4_LDFLAGS=`$with_krb4/bin/krb5-config --libs krb4 2>/dev/null`
else
AC_MSG_ERROR([failed to find krb4-config or krb5-config in $with_krb4/bin])
fi
else
KRB4_CPPFLAGS=`krb4-config --cflags krb4 2>/dev/null`
KRB4_LDFLAGS=`krb4-config --libs krb4 2>/dev/null`
if test "x$KRB4_LDFLAGS" = "x" -a -n "$krb5_config_command"; then
KRB4_CPPFLAGS=`$krb5_config_command --cflags krb4 2>/dev/null`
KRB4_LDFLAGS=`$krb5_config_command --libs krb4 2>/dev/null`
if test $? -ne 0; then
KRB4_CPPFLAGS=""
KRB4_LDFLAGS=""
fi
fi
fi
if test "x$KRB4_LDFLAGS" = "x"; then
with_krb4=no
AC_MSG_RESULT(no)
else
AC_MSG_RESULT(yes)
ac_save_CFLAGS=$CFLAGS
ac_save_CPPFLAGS=$CPPFLAGS
ac_save_LDFLAGS=$LDFLAGS
ac_save_LIBS=$LIBS
CFLAGS="$CFLAGS $KRB4_CPPFLAGS"
CPPFLAGS="$CFLAGS $KRB4_CPPFLAGS"
LDFLAGS="$LDFLAGS $KRB4_LDFLAGS"
LIBS="$LIBS $LDFLAGS $LIB_resolv"
# if not found krb.h suppose it's in the kerberosIV subdirectory
AC_CHECK_HEADER(krb.h, , with_krb4=no)
if test "x$with_krb4" = "xno"; then
KRB4_CPPFLAGS="$KRB4_CPPFLAGS ${KRB4_CPPFLAGS}/kerberosIV"
# second run of AC_CHECK_HEADER for the same library returns the cached
# result created by previous run :-(
AC_CHECK_HEADER(kerberosIV/krb.h, with_krb4=yes,
[ with_krb4=no
KRB4_CPPFLAGS=""
KRB4_LDFLAGS=""])
fi
if test "x$with_krb4" != "xno"; then
AC_CHECK_LIB(krb4, krb_get_pw_in_tkt, [], [with_krb4=no])
if test "x$with_krb4" = "xno"; then
AC_CHECK_LIB(krb, krb_get_pw_in_tkt, [with_krb4=yes],
[with_krb4=no
KRB4_CPPFLAGS=""
KRB4_LDFLAGS=""])
fi
fi
CFLAGS=$ac_save_CFLAGS
CPPFLAGS=$ac_save_CPPFLAGS
LDFLAGS=$ac_save_LDFLAGS
LIBS=$ac_save_LIBS
AC_DEFINE(KRB4)
fi
fi
AC_SUBST(KRB4_CPPFLAGS)
AC_SUBST(KRB4_LDFLAGS)
if test "x$with_krb5" = "xno" -a "x$with_krb4" = "xno"; then
AC_MSG_ERROR([No Kerberos enviroment found])
fi
#
# Apache enviroment
#
AC_ARG_WITH(apache,
AC_HELP_STRING([--with-apache=dir],[use apache in dir]),
[ with_apache="$withval" ])
AC_PATH_PROG([APXS], [apxs], [], [$with_apache/bin:$with_apache/sbin:$PATH])
if test -z "$APXS"; then
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)
AC_CONFIG_FILES([Makefile])
AC_OUTPUT