1# Configure script for gotools. 2# Copyright (C) 2015-2016 Free Software Foundation, Inc. 3# 4# This file is free software; you can redistribute it and/or modify it 5# under the terms of the GNU General Public License as published by 6# the Free Software Foundation; either version 3 of the License, or 7# (at your option) any later version. 8# 9# This program is distributed in the hope that it will be useful, but 10# WITHOUT ANY WARRANTY; without even the implied warranty of 11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12# General Public License for more details. 13# 14# You should have received a copy of the GNU General Public License 15# along with this program; see the file COPYING3. If not see 16# <http://www.gnu.org/licenses/>. 17 18AC_INIT(package-unused, version-unused,, gotools) 19AC_PREREQ(2.64) 20AC_CONFIG_SRCDIR(Makefile.am) 21 22m4_include([config/go.m4]) 23 24# Determine the noncanonical names used for directories. 25ACX_NONCANONICAL_BUILD 26ACX_NONCANONICAL_HOST 27ACX_NONCANONICAL_TARGET 28 29dnl Autoconf 2.5x and later will set a default program prefix if 30dnl --target was used, even if it was the same as --host. Disable 31dnl that behavior. This must be done before AC_CANONICAL_SYSTEM 32dnl to take effect. 33test "$host_noncanonical" = "$target_noncanonical" && 34 test "$program_prefix$program_suffix$program_transform_name" = \ 35 NONENONEs,x,x, && 36 program_transform_name=s,y,y, 37 38AC_CANONICAL_SYSTEM 39AC_ARG_PROGRAM 40 41AM_INIT_AUTOMAKE([1.9.3 no-define foreign no-dist -Wall -Wno-portability]) 42AM_MAINTAINER_MODE 43 44AC_PROG_INSTALL 45 46AC_PROG_CC 47AC_PROG_GO 48 49# These should be defined by the top-level configure. 50# Copy them into Makefile. 51AC_SUBST(GOC_FOR_TARGET) 52AC_SUBST(GCC_FOR_TARGET) 53 54AM_CONDITIONAL(NATIVE, test "$host_alias" = "$target_alias") 55 56dnl Test for -lsocket and -lnsl. Copied from libjava/configure.ac. 57AC_CACHE_CHECK([for socket libraries], gotools_cv_lib_sockets, 58 [gotools_cv_lib_sockets= 59 gotools_check_both=no 60 AC_CHECK_FUNC(connect, gotools_check_socket=no, gotools_check_socket=yes) 61 if test "$gotools_check_socket" = "yes"; then 62 unset ac_cv_func_connect 63 AC_CHECK_LIB(socket, main, gotools_cv_lib_sockets="-lsocket", 64 gotools_check_both=yes) 65 fi 66 if test "$gotools_check_both" = "yes"; then 67 gotools_old_libs=$LIBS 68 LIBS="$LIBS -lsocket -lnsl" 69 unset ac_cv_func_accept 70 AC_CHECK_FUNC(accept, 71 [gotools_check_nsl=no 72 gotools_cv_lib_sockets="-lsocket -lnsl"]) 73 unset ac_cv_func_accept 74 LIBS=$gotools_old_libs 75 fi 76 unset ac_cv_func_gethostbyname 77 gotools_old_libs="$LIBS" 78 AC_CHECK_FUNC(gethostbyname, , 79 [AC_CHECK_LIB(nsl, main, 80 [gotools_cv_lib_sockets="$gotools_cv_lib_sockets -lnsl"])]) 81 unset ac_cv_func_gethostbyname 82 LIBS=$gotools_old_libs 83]) 84NET_LIBS="$gotools_cv_lib_sockets" 85AC_SUBST(NET_LIBS) 86 87dnl Test if -lrt is required for sched_yield and/or nanosleep. 88AC_SEARCH_LIBS([sched_yield], [rt]) 89AC_SEARCH_LIBS([nanosleep], [rt]) 90 91AC_CONFIG_FILES(Makefile) 92 93AC_OUTPUT 94