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# Configure script for gotools.
# Copyright 2015 Free Software Foundation, Inc.
#
# This file 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 3 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; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
AC_INIT(package-unused, version-unused,, gotools)
AC_PREREQ(2.64)
AC_CONFIG_SRCDIR(Makefile.am)
m4_include([config/go.m4])
# Determine the noncanonical names used for directories.
ACX_NONCANONICAL_BUILD
ACX_NONCANONICAL_HOST
ACX_NONCANONICAL_TARGET
dnl Autoconf 2.5x and later will set a default program prefix if
dnl --target was used, even if it was the same as --host. Disable
dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
dnl to take effect.
test "$host_noncanonical" = "$target_noncanonical" &&
test "$program_prefix$program_suffix$program_transform_name" = \
NONENONEs,x,x, &&
program_transform_name=s,y,y,
AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM
AM_INIT_AUTOMAKE([1.9.3 no-define foreign no-dist -Wall -Wno-portability])
AM_MAINTAINER_MODE
AC_PROG_INSTALL
AC_PROG_CC
AC_PROG_GO
AM_CONDITIONAL(NATIVE, test "$cross_compiling" = no)
dnl Test for -lsocket and -lnsl. Copied from libjava/configure.ac.
AC_CACHE_CHECK([for socket libraries], gotools_cv_lib_sockets,
[gotools_cv_lib_sockets=
gotools_check_both=no
AC_CHECK_FUNC(connect, gotools_check_socket=no, gotools_check_socket=yes)
if test "$gotools_check_socket" = "yes"; then
unset ac_cv_func_connect
AC_CHECK_LIB(socket, main, gotools_cv_lib_sockets="-lsocket",
gotools_check_both=yes)
fi
if test "$gotools_check_both" = "yes"; then
gotools_old_libs=$LIBS
LIBS="$LIBS -lsocket -lnsl"
unset ac_cv_func_accept
AC_CHECK_FUNC(accept,
[gotools_check_nsl=no
gotools_cv_lib_sockets="-lsocket -lnsl"])
unset ac_cv_func_accept
LIBS=$gotools_old_libs
fi
unset ac_cv_func_gethostbyname
gotools_old_libs="$LIBS"
AC_CHECK_FUNC(gethostbyname, ,
[AC_CHECK_LIB(nsl, main,
[gotools_cv_lib_sockets="$gotools_cv_lib_sockets -lnsl"])])
unset ac_cv_func_gethostbyname
LIBS=$gotools_old_libs
])
NET_LIBS="$gotools_cv_lib_sockets"
AC_SUBST(NET_LIBS)
dnl Test if -lrt is required for sched_yield and/or nanosleep.
AC_SEARCH_LIBS([sched_yield], [rt])
AC_SEARCH_LIBS([nanosleep], [rt])
AC_CONFIG_FILES(Makefile)
AC_OUTPUT
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