dnl -*-m4-*-
dnl
dnl $Id: configure.in,v 1.20 2003/11/29 23:39:16 mdw Exp $
dnl
dnl Source for auto configuration for `become'
dnl
dnl (c) 1998 Mark Wooding
dnl

dnl----- Licensing notice ---------------------------------------------------
dnl 
dnl This file is part of `become'
dnl 
dnl `Become' is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 2 of the License, or
dnl (at your option) any later version.
dnl 
dnl `Become' is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
dnl GNU General Public License for more details.
dnl 
dnl You should have received a copy of the GNU General Public License
dnl along with `become'; if not, write to the Free Software Foundation,
dnl Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

dnl----- Revision history ---------------------------------------------------
dnl
dnl $Log: configure.in,v $
dnl Revision 1.20  2003/11/29 23:39:16  mdw
dnl Debianization.
dnl
dnl Revision 1.19  2003/10/12 00:14:44  mdw
dnl Major overhaul.  Now uses DSA signatures rather than the bogus symmetric
dnl encrypt-and-hope thing.  Integrated with mLib and Catacomb.
dnl
dnl Revision 1.18  1999/07/28 09:30:12  mdw
dnl Use new-fangled mdw_TYPE_SSIZE_T macro.
dnl
dnl Revision 1.17  1999/05/04 16:25:19  mdw
dnl Fixes for new version of automake.
dnl
dnl Revision 1.16  1998/06/18  15:15:45  mdw
dnl Set version number properly.  D'oh.
dnl
dnl Revision 1.15  1998/06/18 15:11:36  mdw
dnl Change patchlevel.  Check for @sigprocmask@, for improved @noise__shell@
dnl function.
dnl
dnl Revision 1.14  1998/06/08 11:22:16  mdw
dnl Step version number and date.
dnl
dnl Revision 1.13  1998/04/23 13:34:10  mdw
dnl Release version.
dnl
dnl Revision 1.12  1998/04/23 13:09:24  mdw
dnl Add new option to disable networking.
dnl
dnl Revision 1.11  1998/02/20 17:55:56  mdw
dnl Fix default HTML directory.
dnl
dnl Revision 1.10  1998/01/12 16:45:21  mdw
dnl Fix copyright date.
dnl
dnl Revision 1.9  1997/09/18  11:24:27  mdw
dnl Add `conf' directory.  Add an `htmldir' installation directory too.
dnl
dnl Revision 1.8  1997/09/17  10:36:30  mdw
dnl Remove `set.c'.  No longer necessary.
dnl
dnl Revision 1.7  1997/09/09 18:18:41  mdw
dnl Check for setgroups(2), to see whether subsidiary group lists need to be
dnl fiddled with.
dnl
dnl Revision 1.6  1997/09/08  13:41:14  mdw
dnl Check for `setreuid' for changing permissions.
dnl
dnl Revision 1.5  1997/09/05  11:45:18  mdw
dnl Add support for different login styles, and environment variable
dnl manipulation in a safe and useful way.
dnl
dnl Revision 1.4  1997/08/20  16:10:56  mdw
dnl Lowercase `mdw_' prefixes to macros.  Add a `--with-etcdir=PATH'
dnl option.  Update `stamp-h' as required by the Automake docs (silly
dnl me).
dnl
dnl Revision 1.3  1997/08/07 09:34:32  mdw
dnl Added `ElectricFence' support, and support for the `deep' package
dnl structure.
dnl
dnl Revision 1.2  1997/08/04 10:24:21  mdw
dnl Sources placed under CVS control.
dnl
dnl Revision 1.1  1997/07/21  13:47:51  mdw
dnl Initial revision
dnl

AC_INIT(src/become.c)
AM_INIT_AUTOMAKE(become, 1.4.0)
AM_CONFIG_HEADER(config.h)

dnl --- Check for compilers and things ---

AC_PROG_CC
mdw_GCC_FLAGS
AM_PROG_LEX
AC_CHECK_PROG(AR, ar, ar)
AC_PROG_RANLIB
AC_PROG_YACC

dnl --- Set default become style ---

AC_ARG_ENABLE([style],
[  --enable-style=STYLE	  set default style to preserve, setuser, or login],
[case "$enableval" in
  preserve) style="l_preserve" ;;
  su|setuser) style="l_setuser" ;;
  login) style="l_login" ;;
  *) AC_MSG_ERROR([unknown login style: choose preserve, setuser, or login])
     ;;
esac],
[style="l_preserve"])
AC_DEFINE_UNQUOTED(DEFAULT_LOGIN_STYLE, $style)

dnl --- Choose networking options ---

AC_ARG_ENABLE([network],
[  --disable-network      disable the client-server bits of the program],
  [if test "$enableval" = "no"; then
    AC_DEFINE(NONETWORK)
  fi])

dnl --- Set configuration directory ---

AC_ARG_WITH([etcdir],
[  --with-etcdir=PATH	  set directory for configuration and key files
			  [default is /etc/become]],
[etcdir="$withval"], [etcdir="/etc/become"])
AC_SUBST(etcdir)

AC_ARG_WITH([pidfile],
[  --with-pidfile=PATH	  set filename for pidfile 
                          [default is ETCDIR/become/pid]],
[pidfile="$withval"], [pidfile="${etcdir}/become.pid"])
AC_SUBST(pidfile)

AC_ARG_WITH([htmldir],
[  --with-htmldir=PATH	  set directory for HTML documentation
			  [default is PREFIX/html/become]],
[htmldir="$withval"], [htmldir='${prefix}/html/become'])
AC_SUBST(htmldir)

mdw_DEFINE_PATHS([
  mdw_DEFINE_PATH([ETCDIR], [$etcdir])
  mdw_DEFINE_PATH([file_PID], [$pidfile])
])

dnl --- Debugging stuff ---

mdw_OPT_EFENCE
mdw_OPT_NDEBUG
mdw_OPT_TRACE

dnl --- Libraries ---

mdw_MLIB(2.0.1)
mdw_CATACOMB(2.0.1)

mdw_CHECK_MANYLIBS(socket, socket,,
  [AC_MSG_ERROR([Socket library not found])])

mdw_CHECK_MANYLIBS(gethostbyname, resolv nsl,,
  [AC_MSG_ERROR([Resolver library not found])])

mdw_CHECK_MANYLIBS(yp_all, nsl, AC_DEFINE(HAVE_YP))

dnl --- Other functions ---

AC_CHECK_FUNCS(sigprocmask)

dnl --- Types ---

AC_TYPE_PID_T
AC_TYPE_UID_T
mdw_TYPE_SSIZE_T

dnl --- Set the path separator ---

AC_DEFINE(PATHSEP, '/')

dnl --- Check for some useful functions ---

AC_CHECK_FUNCS(setreuid setgroups)
AC_CHECK_FUNCS(getrusage vtimes)

dnl --- Done ---

AC_OUTPUT(Makefile conf/Makefile src/Makefile manual/Makefile)

dnl----- That's all, folks --------------------------------------------------