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# Guile-Avahi --- Guile bindings for Avahi.
# Copyright (C) 2008 Ludovic Courts <ludo@gnu.org>
#
# This file is part of Guile-Avahi.
#
# Guile-Avahi is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 3 of the License, or (at
# your option) any later version.
#
# Guile-Avahi 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 Lesser
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Autoconf snippets
# GA_CHECK_ENUM_VALUE(INCLUDES VALUE ACTION-IF-DEFINED ACTION-OTHERWISE)
#
# Check whether VALUE is already defined in some `enum'. If it's
# already defined, ACTION-IF-DEFINED is executed, otherwise
# ACTION-OTHERWISE.
AC_DEFUN([GA_CHECK_ENUM_VALUE],
[AC_MSG_CHECKING([whether the `$2' enum is defined])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[$1
/* Try to redefine the enum value. It will fail
if it's already defined. */
enum ga_check_enum_test { $2 };]],
[[return $2;]])],
[AC_MSG_RESULT([no])
$4],
[AC_MSG_RESULT([yes])
$3])])
# Local Variables:
# mode: autoconf
# coding: latin-1
# End:
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