dnl ##
dnl ##  OSSP cfg - Configuration Parsing
dnl ##  Copyright (c) 2002-2006 Ralf S. Engelschall <rse@engelschall.com>
dnl ##  Copyright (c) 2002-2006 The OSSP Project <http://www.ossp.org/>
dnl ##
dnl ##  This file is part of OSSP cfg, a configuration parsing library which
dnl ##  can be found at http://www.ossp.org/pkg/lib/cfg/.
dnl ##
dnl ##  Permission to use, copy, modify, and distribute this software for
dnl ##  any purpose with or without fee is hereby granted, provided that
dnl ##  the above copyright notice and this permission notice appear in all
dnl ##  copies.
dnl ##
dnl ##  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
dnl ##  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
dnl ##  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
dnl ##  IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
dnl ##  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
dnl ##  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
dnl ##  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
dnl ##  USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
dnl ##  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
dnl ##  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
dnl ##  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
dnl ##  SUCH DAMAGE.
dnl ##
dnl ##  cfg.ac: OSSP cfg Autoconf checks
dnl ##


dnl #   Check for anything OSSP cfg wants to know
dnl #   configure.in:
dnl #     CFG_CHECK_ALL

AC_DEFUN(CFG_CHECK_ALL,[
    dnl #   configure option --with-perl
    AC_ARG_WITH([perl],
        AS_HELP_STRING([--with-perl], [build Perl bindings to C API]),
        [ac_cv_with_perl=$withval], [ac_cv_with_perl=no])
    AC_CACHE_CHECK([whether to build Perl bindings to C API], [ac_cv_with_perl], [ac_cv_with_perl=no])
    if test ".$ac_cv_with_perl" = ".yes"; then
        AC_DEFINE(WITH_PERL, 1, [whether to build Perl bindings to C API])
        WITH_PERL='yes'
        PERL_NAME='$(PERL_NAME)'
    else
        WITH_PERL='no'
        PERL_NAME=''
    fi
    AC_SUBST(WITH_PERL)
    AC_SUBST(PERL_NAME)
    AC_PATH_PROG(PERL, perl, NA)
    if test ".$ac_cv_with_perl" = ".yes" -a ".$PERL" = ".NA"; then
        AC_ERROR([required Perl interpreter not found in \$PATH])
    fi

    dnl #   additional checks
    AC_CHECK_FUNCS(isnan isinf)
    AC_CHECK_SIZEOF(long long, 8)
    AC_CHECK_VA_COPY
])