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#                                                              -*- Autoconf -*-
# Copyright © 2004-2006  Roger Leigh <rleigh@debian.org>
#
# schroot 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.
#
# schroot 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., 59 Temple Place, Suite 330, Boston,
# MA  02111-1307  USA
#
# Process this file with autoconf to produce a configure script.
#
dnl The minimum version of autoconf required.
AC_PREREQ(2.59)
dnl Initialise autoconf with the package name, version and
dnl bug-reporting address.
AC_INIT([schroot], [0.2.8], [buildd-tools-devel@lists.alioth.debian.org])
dnl For safety, check we are in the right directory by
dnl checking for a known unique file.
AC_CONFIG_SRCDIR([schroot/sbuild-session.cc])
dnl Place auxilliary scripts here.
AC_CONFIG_AUX_DIR([scripts])
dnl Put macro definitions here.
AC_CONFIG_HEADER([config.h])

dnl Initialise automake stuff.
AM_INIT_AUTOMAKE([1.9 gnu check-news dist-bzip2 no-dist-gzip tar-ustar])
AM_MAINTAINER_MODE

AC_MSG_CHECKING([whether to enable dchroot compatibility])
enable_dchroot_compat="no"
AC_ARG_ENABLE([dchroot], [AS_HELP_STRING([--enable-dchroot], [Enable dchroot compatibility])],
              [ case "${enableval}" in
                yes) enable_dchroot_compat="yes" ;;
                no)  enable_dchroot_compat="no" ;;
                unset)  enable_dchroot_compat="no" ;;
                *) AC_MSG_RESULT([unknown])
                   AC_MSG_ERROR([bad value ${enableval} for --enable-dchroot]) ;;
                esac])
AC_MSG_RESULT([$enable_dchroot_compat])
AM_CONDITIONAL([BUILD_DCHROOT], [test "$enable_dchroot_compat" = "yes"])

AC_MSG_CHECKING([whether to enable debugging messages])
enable_debug="no"
AC_ARG_ENABLE([debug], [AS_HELP_STRING([--enable-debug], [Enable debugging messages])],
              [ case "${enableval}" in
                yes) enable_debug="yes" ;;
                no)  enable_debug="no" ;;
                unset)  enable_debug="no" ;;
                *) AC_MSG_RESULT([unknown])
                   AC_MSG_ERROR([bad value ${enableval} for --enable-debug]) ;;
                esac])
AC_MSG_RESULT([$enable_debug])
if test "$enable_debug" = "yes"; then
  AC_DEFINE_UNQUOTED([SBUILD_DEBUG], [1], [Enable debugging])
fi

# Checks for programs.
AC_PROG_CXX
AC_LANG([C++])
AC_DISABLE_SHARED
AC_PROG_LIBTOOL
AM_GNU_GETTEXT_VERSION([0.14.5])
AM_GNU_GETTEXT([external])
AC_PATH_PROG([DOXYGEN], [doxygen])
AM_CONDITIONAL([USE_DOXYGEN], [test -n "$DOXYGEN"])
AC_PATH_PROG([RUN_PARTS], [run-parts])
AH_TEMPLATE(RUN_PARTS,, [run-parts binary])
AC_DEFINE_UNQUOTED(RUN_PARTS, ["$RUN_PARTS"], )
# Checks for libraries.
PKG_CHECK_MODULES([UUID], [uuid])
AM_PATH_CPPUNIT([1.10.0], [HAVE_CPPUNIT=true])
AM_CONDITIONAL([USE_UNIT_TESTS], [test -n "$HAVE_CPPUNIT"])

SCHROOT_CFLAGS="$UUID_CFLAGS"
AC_SUBST([SCHROOT_CFLAGS])

# Checks for header files.
AC_CHECK_HEADER([boost/format.hpp],, [AC_MSG_ERROR([Boost.Format (Boost C++ Libraries) is not installed, but is required by schroot])])
AC_CHECK_HEADER([boost/program_options.hpp],, [AC_MSG_ERROR([Boost.Program_options (Boost C++ Libraries) is not installed, but is required by schroot])])

# Checks for typedefs, structures, and compiler characteristics.

# Checks for library functions.
AC_CHECK_LIB([pam], [pam_authenticate],
             [PAM_LIBS="-lpam"],
	     [AC_MSG_FAILURE([libpam (Linux-PAM) is not installed, but is required by schroot])])
AC_SUBST([PAM_LIBS])
AC_CHECK_LIB([lockdev], [dev_lock],
             [LOCKDEV_LIBS="-llockdev"],
             [AC_MSG_FAILURE([liblockdev (lockdev) is not installed, but is required by schroot])])
AC_SUBST([LOCKDEV_LIBS])
AC_MSG_CHECKING([for boost::program_options::variables_map in -lboost_program_options])
saved_ldflags="${LDFLAGS}"
LDFLAGS="${LDFLAGS} -lboost_program_options"
AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <boost/program_options.hpp>],
                               [boost::program_options::variables_map::variables_map dummy()])],
               [AC_MSG_RESULT([yes])
	        BOOST_LIBS="-lboost_program_options"],
               [AC_MSG_RESULT([no])
	        AC_MSG_FAILURE([libboost_program_options (Boost C++ Libraries) is not installed, but is required by schroot])])
LDFLAGS="${saved_ldflags}"
AC_SUBST([BOOST_LIBS])

dnl Set PACKAGE_LOCALE_DIR in config.h
AH_TEMPLATE(PACKAGE_LOCALE_DIR,, [Package locale directory])
if test "x${prefix}" = "xNONE"; then
  AC_DEFINE_UNQUOTED(PACKAGE_LOCALE_DIR, ["${ac_default_prefix}/share/locale"])
else
  AC_DEFINE_UNQUOTED(PACKAGE_LOCALE_DIR, ["${prefix}/share/locale"])
fi

dnl Set PACKAGE_DATA_DIR in config.h.
AH_TEMPLATE(PACKAGE_DATA_DIR,, [Package data directory])
if test "x${datadir}" = 'x${prefix}/share'; then
  if test "x${prefix}" = "xNONE"; then
    PACKAGE_DATA_DIR="${ac_default_prefix}/share/${PACKAGE}"
  else
    PACKAGE_DATA_DIR="${prefix}/share/${PACKAGE}"
  fi
else
  PACKAGE_DATA_DIR="${datadir}/${PACKAGE}"
fi

AC_DEFINE_UNQUOTED(PACKAGE_DATA_DIR, "${PACKAGE_DATA_DIR}")

dnl Set PACKAGE_LIB_DIR in config.h.
AH_TEMPLATE(PACKAGE_LIB_DIR,, [Package lib directory])
if test "x${libdir}" = 'x${exec_prefix}/lib'; then
  if test "x${exec_prefix}" = "xNONE"; then
    if test "x${prefix}" = "xNONE"; then
      PACKAGE_LIB_DIR="${ac_default_prefix}/lib/${PACKAGE}"
    else
      PACKAGE_LIB_DIR="${prefix}/lib/${PACKAGE}"
    fi
  else
    PACKAGE_LIB_DIR="${exec_prefix}/lib/${PACKAGE}"
  fi
else
  PACKAGE_LIB_DIR="${libdir}/${PACKAGE}"
fi

dnl Set PACKAGE_LIBEXEC_DIR in config.h.
AH_TEMPLATE(PACKAGE_LIBEXEC_DIR,, [Package libexec directory])
if test "x${libexecdir}" = 'x${exec_prefix}/libexec'; then
  if test "x${exec_prefix}" = "xNONE"; then
    if test "x${prefix}" = "xNONE"; then
      PACKAGE_LIBEXEC_DIR="${ac_default_prefix}/libexec/${PACKAGE}"
    else
      PACKAGE_LIBEXEC_DIR="${prefix}/libexec/${PACKAGE}"
    fi
  else
    PACKAGE_LIBEXEC_DIR="${exec_prefix}/libexec/${PACKAGE}"
  fi
else
  PACKAGE_LIBEXEC_DIR="${libexecdir}/${PACKAGE}"
fi

SCHROOT_LIBEXEC_DIR="${PACKAGE_LIBEXEC_DIR}"
AC_SUBST(SCHROOT_LIBEXEC_DIR)
AH_TEMPLATE(SCHROOT_LIBEXEC_DIR,, [Package libexec directory])
AC_DEFINE_UNQUOTED(SCHROOT_LIBEXEC_DIR, ["$SCHROOT_LIBEXEC_DIR"])

dnl Set PACKAGE_LOCALSTATE_DIR in config.h.
AH_TEMPLATE(PACKAGE_LOCALSTATE_DIR,, [Package localstate directory])
if test "x${localstatedir}" = 'x${prefix}/var'; then
  if test "x${prefix}" = "xNONE"; then
    if test "x${prefix}" = "xNONE"; then
      PACKAGE_LOCALSTATE_DIR="${ac_default_prefix}/var/"
    else
      PACKAGE_LOCALSTATE_DIR="${prefix}/var/"
    fi
  else
    PACKAGE_LOCALSTATE_DIR="${prefix}/var"
  fi
else
  PACKAGE_LOCALSTATE_DIR="${localstatedir}"
fi

SCHROOT_LOCK_DIR="${PACKAGE_LOCALSTATE_DIR}/lock/${PACKAGE}"
AC_SUBST([SCHROOT_LOCK_DIR])
AH_TEMPLATE(SCHROOT_LOCK_DIR,, [schroot session lock directory])
AC_DEFINE_UNQUOTED(SCHROOT_LOCK_DIR, ["$SCHROOT_LOCK_DIR"])

SCHROOT_MOUNT_DIR="${PACKAGE_LOCALSTATE_DIR}/lib/${PACKAGE}/mount"
AC_SUBST([SCHROOT_MOUNT_DIR])
AH_TEMPLATE(SCHROOT_MOUNT_DIR,, [schroot mount directory])
AC_DEFINE_UNQUOTED(SCHROOT_MOUNT_DIR, ["$SCHROOT_MOUNT_DIR"])

SCHROOT_SESSION_DIR="${PACKAGE_LOCALSTATE_DIR}/lib/${PACKAGE}/session"
AC_SUBST([SCHROOT_SESSION_DIR])
AH_TEMPLATE(SCHROOT_SESSION_DIR,, [schroot session directory])
AC_DEFINE_UNQUOTED(SCHROOT_SESSION_DIR, ["$SCHROOT_SESSION_DIR"])

dnl Set PACKAGE_SYSCONF_DIR in config.h.
AH_TEMPLATE(PACKAGE_SYSCONF_DIR,, [Package system configuration directory])
if test "x${sysconfdir}" = 'x${prefix}/etc'; then
  if test "x${prefix}" = "xNONE"; then
    PACKAGE_SYSCONF_DIR="${ac_default_prefix}/etc"
  else
    PACKAGE_SYSCONF_DIR="${prefix}/etc"
  fi
else
  PACKAGE_SYSCONF_DIR="${sysconfdir}"
fi
PACKAGE_SYSCONF_DIR="${PACKAGE_SYSCONF_DIR}/schroot"
AC_SUBST([PACKAGE_SYSCONF_DIR])

SCHROOT_CONF="${PACKAGE_SYSCONF_DIR}/schroot.conf"
AC_SUBST([SCHROOT_CONF])

AH_TEMPLATE(SCHROOT_CONF,, [schroot config file path])
AC_DEFINE_UNQUOTED(SCHROOT_CONF, ["$SCHROOT_CONF"])

SCHROOT_CONF_SETUP_D="${PACKAGE_SYSCONF_DIR}/setup.d"
AC_SUBST([SCHROOT_CONF_SETUP_D])

AH_TEMPLATE(SCHROOT_CONF_SETUP_D,, [schroot chroot setup directory])
AC_DEFINE_UNQUOTED(SCHROOT_CONF_SETUP_D, ["$SCHROOT_CONF_SETUP_D"])

SCHROOT_CONF_EXEC_D="${PACKAGE_SYSCONF_DIR}/exec.d"
AC_SUBST([SCHROOT_CONF_EXEC_D])

AH_TEMPLATE(SCHROOT_CONF_EXEC_D,, [schroot chroot exec directory])
AC_DEFINE_UNQUOTED(SCHROOT_CONF_EXEC_D, ["$SCHROOT_CONF_EXEC_D"])

AH_TEMPLATE(SCHROOT_DATADIR,, [Package data directory])
SCHROOT_DATADIR="${PACKAGE_DATA_DIR}/${PACKAGE_VERSION}"
AC_DEFINE_UNQUOTED(SCHROOT_DATADIR, ["$SCHROOT_DATADIR"])

AH_TEMPLATE(SCHROOT_MODULEDIR,, [Package module directory])
SCHROOT_MODULEDIR="${PACKAGE_LIB_DIR}/${PACKAGE_VERSION}/modules"
AC_DEFINE_UNQUOTED(SCHROOT_MODULEDIR, ["$SCHROOT_MODULEDIR"])

dnl Configure which files to generate.
AC_CONFIG_FILES([doc/Makefile])
AC_CONFIG_FILES([doc/schroot.dox])
AC_CONFIG_FILES([po/Makefile.in])
AC_CONFIG_FILES([schroot/Makefile])
AC_CONFIG_FILES([schroot/pam/Makefile])
AC_CONFIG_FILES([schroot/exec/Makefile])
AC_CONFIG_FILES([schroot/setup/Makefile])
AC_CONFIG_FILES([schroot/dchroot.1])
AC_CONFIG_FILES([schroot/schroot.1])
AC_CONFIG_FILES([schroot/schroot-setup.5])
AC_CONFIG_FILES([schroot/schroot.conf.5])
AC_CONFIG_FILES([test/Makefile])
AC_CONFIG_FILES([Makefile])
dnl Output the generated config.status script.
AC_OUTPUT