# BEGIN COPYRIGHT BLOCK
# Copyright (C) 2007 Red Hat, Inc.
# All rights reserved.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#
# END COPYRIGHT BLOCK
# -*- tab-width: 4; -*-
# Configure paths for SASL

dnl ========================================================
dnl = sasl is used to support various authentication mechanisms
dnl = such as DIGEST-MD5 and GSSAPI.
dnl ========================================================
dnl ========================================================
dnl = Use the sasl libraries on the system (assuming it exists)
dnl ========================================================
AC_CHECKING(for SASL)

AC_MSG_CHECKING(for --with-sasl)
AC_ARG_WITH(sasl,
    AS_HELP_STRING([--with-sasl@<:@=PATH@:>@],[Use SASL from supplied path]),
    dnl = Look in the standard system locations
    [
      if test "$withval" = "yes"; then
        AC_MSG_RESULT(yes)

      elif test "$withval" = "no"; then
        AC_MSG_RESULT(no)
        AC_MSG_ERROR([SASL is required.])

      dnl = Check the user provided location
      elif test -d "$withval" -a -d "$withval/lib" -a -d "$withval/include" ; then
        AC_MSG_RESULT([using $withval])

        if test -f "$withval/include/sasl/sasl.h"; then
          sasl_inc="-I$withval/include/sasl"
        elif test -f "$withval/include/sasl.h"; then
          sasl_inc="-I$withval/include"
        else
          AC_MSG_ERROR(sasl.h not found)
        fi

        sasl_lib="-L$withval/lib"
        sasl_libdir="$withval/lib"
      else
          AC_MSG_RESULT(yes)
          AC_MSG_ERROR([SASL not found in $withval])
      fi
    ],
    AC_MSG_RESULT(yes))

AC_MSG_CHECKING(for --with-sasl-inc)
AC_ARG_WITH(sasl-inc,
    AS_HELP_STRING([--with-sasl-inc=PATH],[SASL include file directory]),
    [
      if test -f "$withval"/sasl.h; then
        AC_MSG_RESULT([using $withval])
        sasl_inc="-I$withval"
      else
        echo
        AC_MSG_ERROR([$withval/sasl.h not found])
      fi
    ],
    AC_MSG_RESULT(no))

AC_MSG_CHECKING(for --with-sasl-lib)
AC_ARG_WITH(sasl-lib,
    AS_HELP_STRING([--with-sasl-lib=PATH],[SASL library directory]),
    [
      if test -d "$withval"; then
        AC_MSG_RESULT([using $withval])
        sasl_lib="-L$withval"
        sasl_libdir="$withval"
      else
        echo
        AC_MSG_ERROR([$withval not found])
      fi
    ],
    AC_MSG_RESULT(no))

if test -z "$sasl_inc"; then
  AC_MSG_CHECKING(for sasl.h)
  dnl - Check for sasl in standard system locations
  if test -f /usr/include/sasl/sasl.h; then
    AC_MSG_RESULT([using /usr/include/sasl/sasl.h])
    sasl_inc="-I/usr/include/sasl"
  elif test -f /usr/include/sasl.h; then
    AC_MSG_RESULT([using /usr/include/sasl.h])
    sasl_inc="-I/usr/include"
  else
    AC_MSG_RESULT(no)
    AC_MSG_ERROR([SASL not found, specify with --with-sasl.])
  fi
fi