-dnl $Id: gssapi-check.m4,v 1.3 2005-04-28 20:50:05 bfernhomberg Exp $
dnl Autoconf macro to check for kerberos
AC_DEFUN([NETATALK_GSSAPI_CHECK],
[
- FOUND_GSSAPI=no
- GSSAPI_LIBS=""
- GSSAPI_CFLAGS=""
-
- AC_ARG_WITH(gssapi,
- [ --with-gssapi[[=PATH]] path to GSSAPI for Kerberos V UAM [[auto]]],
- [compilegssapi=$withval],
- [compilegssapi=auto]
- )
-
- if test x"$compilegssapi" != x"no"; then
+ FOUND_GSSAPI=no
+ GSSAPI_LIBS=""
+ GSSAPI_CFLAGS=""
+ GSSAPI_LDFLAGS=""
+ save_CFLAGS="$CFLAGS"
+ save_LDFLAGS="$LDFLAGS"
+ save_LIBS="$LIBS"
+
+ AC_ARG_WITH(gssapi,
+ [ --with-gssapi[[=PATH]] path to GSSAPI for Kerberos V UAM [[auto]]],
+ [compilegssapi=$withval],
+ [compilegssapi=auto]
+ )
+
+ if test x"$compilegssapi" != x"no" ; then
+ if test "x$compilegssapi" != "xyes" -a "x$compilegssapi" != "xauto" ; then
+ export CFLAGS="-I$withval/include"
+ export LDFLAGS="-L$withval/${atalk_libname}"
+ AC_MSG_NOTICE([checking for GSSAPI support in $compilegssapi])
+ fi
- if test "x$compilegssapi" != "xyes" -a "x$compilegssapi" != "xauto"; then
- GSSAPI_CFLAGS="-I$withval/include"
- GSSAPI_CPPFLAGS="-I$withval/include"
- GSSAPI_LDFLAGS="-L$withval/${atalk_libname}"
- FOUND_GSSAPI=yes
- AC_MSG_CHECKING([checking for GSSAPI support in])
- AC_MSG_RESULT([$compilegssapi])
+ if test x"$compilegssapi" = x"yes" -o x"$compilegssapi" = x"auto" ; then
+ # check for krb5-config from recent MIT and Heimdal kerberos 5
+ AC_PATH_PROG(KRB5_CONFIG, krb5-config)
+ AC_MSG_CHECKING([for working krb5-config that takes --libs gssapi])
+
+ if test -x "$KRB5_CONFIG" ; then
+ TEMP="`$KRB5_CONFIG --libs gssapi`"
+ if test $? -eq 0 ; then
+ GSSAPI_CFLAGS="`$KRB5_CONFIG --cflags | sed s/@INCLUDE_des@//`"
+ GSSAPI_LIBS="$TEMP"
+ FOUND_GSSAPI=yes
+ AC_MSG_RESULT(yes)
+ else
+ AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
fi
+ else
+ AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
+ fi
+ fi
+ fi
+
+ if test x"$compilegssapi" != x"no" -a x"$FOUND_GSSAPI" = x"no" ; then
+ # check for gssapi headers
+ gss_headers_found=no
+ AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_krb5.h,
+ [gss_headers_found=yes])
+ if test x"$gss_headers_found" = x"no" ; then
+ AC_MSG_ERROR([GSSAPI installation not found, headers missing])
+ fi
+ # check for libs
+ AC_SEARCH_LIBS(gss_display_status, [gss gssapi gssapi_krb5])
+ if test x"$ac_cv_search_gss_display_status" = x"no" ; then
+ AC_MSG_ERROR([GSSAPI installation not found, library missing])
+ fi
+ GSSAPI_CFLAGS="$CFLAGS"
+ GSSAPI_LIBS="$LIBS"
+ FOUND_GSSAPI=yes
+ fi
+
+ if test x"$FOUND_GSSAPI" = x"yes" ; then
+ # check for functions
+ export CFLAGS="$GSSAPI_CFLAGS"
+ export LIBS="$GSSAPI_LIBS"
+ AC_CHECK_FUNC(gss_acquire_cred, [], [AC_MSG_ERROR([GSSAPI: required function gss_acquire_cred missing])])
+
+ # Heimdal/MIT compatibility fix
+ if test "$ac_cv_header_gssapi_h" = "yes" ; then
+ AC_EGREP_HEADER(
+ GSS_C_NT_HOSTBASED_SERVICE,
+ gssapi.h,
+ AC_DEFINE(HAVE_GSS_C_NT_HOSTBASED_SERVICE, 1, [Wheter GSS_C_NT_HOSTBASED_SERVICE is in gssapi.h])
+ )
+ else
+ AC_EGREP_HEADER(
+ GSS_C_NT_HOSTBASED_SERVICE,
+ gssapi/gssapi.h,
+ AC_DEFINE(HAVE_GSS_C_NT_HOSTBASED_SERVICE, 1, [Wheter GSS_C_NT_HOSTBASED_SERVICE is in gssapi.h])
+ )
+ fi
-
- # Do no harm to the values of CFLAGS and LIBS while testing for
- # Kerberos support.
-
- ac_save_CFLAGS=$CFLAGS
- ac_save_CPPFLAGS=$CPPFLAGS
- ac_save_LDFLAGS=$LDFLAGS
- ac_save_LIBS=$LIBS
-
- if test x$FOUND_GSSAPI = x"no"; then
- #################################################
- # check for krb5-config from recent MIT and Heimdal kerberos 5
- AC_PATH_PROG(KRB5_CONFIG, krb5-config)
- AC_MSG_CHECKING(for working krb5-config)
- if test -x "$KRB5_CONFIG"; then
- ac_save_CFLAGS=$CFLAGS
- CFLAGS="";export CFLAGS
- ac_save_LDFLAGS=$LDFLAGS
- LDFLAGS="";export LDFLAGS
- GSSAPI_LIBS="`$KRB5_CONFIG --libs gssapi`"
- GSSAPI_CFLAGS="`$KRB5_CONFIG --cflags | sed s/@INCLUDE_des@//`"
- GSSAPI_CPPFLAGS="`$KRB5_CONFIG --cflags | sed s/@INCLUDE_des@//`"
- CFLAGS=$ac_save_CFLAGS;export CFLAGS
- LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
- FOUND_GSSAPI=yes
- AC_MSG_RESULT(yes)
- else
- AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
- fi
- fi
-
- if test x$FOUND_GSSAPI = x"no"; then
- #################################################
- # see if this box has the SuSE location for the heimdal krb implementation
- AC_MSG_CHECKING(for /usr/include/heimdal)
- if test -d /usr/include/heimdal; then
- if test -f /usr/lib/heimdal/lib/libkrb5.a; then
- GSSAPI_CFLAGS="-I/usr/include/heimdal"
- GSSAPI_CPPFLAGS="-I/usr/include/heimdal"
- GSSAPI_LDFLAGS="-L/usr/lib/heimdal/lib"
- AC_MSG_RESULT(yes)
- FOUND_GSSAPI=yes
- else
- GSSAPI_CFLAGS="-I/usr/include/heimdal"
- GSSAPI_CPPFLAGS="-I/usr/include/heimdal"
- AC_MSG_RESULT(yes)
- FOUND_GSSAPI=yes
- fi
- else
- AC_MSG_RESULT(no)
- fi
- fi
-
- if test x$FOUND_GSSAPI = x"no"; then
- #################################################
- # see if this box has the RedHat location for kerberos
- AC_MSG_CHECKING(for /usr/kerberos)
- if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
- GSSAPI_LDFLAGS="-L/usr/kerberos/lib"
- GSSAPI_CFLAGS="-I/usr/kerberos/include"
- GSSAPI_CPPFLAGS="-I/usr/kerberos/include"
- AC_MSG_RESULT(yes)
- else
- AC_MSG_RESULT(no)
- fi
- fi
-
- CFLAGS="$CFLAGS $GSSAPI_CFLAGS"
- CPPFLAGS="$CPPFLAGS $GSSAPI_CPPFLAGS"
- LDFLAGS="$LDFLAGS $GSSAPI_LDFLAGS"
- LIBS="$GSSAPI_LIBS"
-
-
- # check for gssapi headers
-
- gss_headers_found=no
- AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_krb5.h,[gss_headers_found=yes],[],[])
- if test x"$gss_headers_found" = x"no"; then
- AC_MSG_ERROR([GSSAPI installation not found, headers missing])
- fi
-
- # check for libs
-
- AC_CHECK_LIB(gssapi, gss_display_status)
- AC_CHECK_LIB(gssapi_krb5, gss_display_status)
-
- # check for functions
-
- AC_CHECK_FUNC(gss_acquire_cred,[],[AC_MSG_ERROR([GSSAPI: required function gss_acquire_cred missing])])
-
- # Heimdal/MIT compatibility fix
- if test "$ac_cv_header_gssapi_h" = "yes"; then
- AC_EGREP_HEADER(GSS_C_NT_HOSTBASED_SERVICE, gssapi.h, AC_DEFINE(HAVE_GSS_C_NT_HOSTBASED_SERVICE,1,[Wheter GSS_C_NT_HOSTBASED_SERVICE is in gssapi.h]))
- else
- AC_EGREP_HEADER(GSS_C_NT_HOSTBASED_SERVICE, gssapi/gssapi.h, AC_DEFINE(HAVE_GSS_C_NT_HOSTBASED_SERVICE,1,[Wheter GSS_C_NT_HOSTBASED_SERVICE is in gssapi.h]))
- fi
-
-
- AC_MSG_CHECKING(whether GSSAPI support is used)
- if test x"$ac_cv_func_gss_acquire_cred" = x"yes"; then
- AC_DEFINE(HAVE_GSSAPI,1,[Whether to enable GSSAPI support])
- AC_MSG_RESULT([yes])
- GSSAPI_LIBS="$LDFLAGS $LIBS"
- else
- AC_MSG_RESULT([no])
- if test x"$compilegssapi" = x"yes"; then
- AC_MSG_ERROR([GSSAPI installation not found])
- fi
- GSSAPI_LIBS=""
- fi
-
- LIBS="$ac_save_LIBS"
- CFLAGS="$ac_save_CFLAGS"
- LDFLAGS="$ac_save_LDFLAGS"
- CPPFLAGS="$ac_save_CPPFLAGS"
- fi
-
- if test x"$ac_cv_func_gss_acquire_cred" = x"yes"; then
+ AC_DEFINE(HAVE_GSSAPI, 1, [Whether to enable GSSAPI support])
+ if test x"$ac_cv_func_gss_acquire_cred" = x"yes" ; then
ifelse([$1], , :, [$1])
else
ifelse([$2], , :, [$2])
fi
+ fi
+ AC_SUBST(GSSAPI_LIBS)
+ AC_SUBST(GSSAPI_CFLAGS)
+ AC_SUBST(GSSAPI_LDFLAGS)
- AC_SUBST(GSSAPI_LIBS)
- AC_SUBST(GSSAPI_CFLAGS)
-
+ export LIBS="$save_LIBS"
+ export CFLAGS="$save_CFLAGS"
+ export LDFLAGS="$save_LDFLAGS"
])