1 # Configure script for gotools.
2 # Copyright (C) 2015-2016 Free Software Foundation, Inc.
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.
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.
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/>.
18 AC_INIT(package-unused, version-unused,, gotools)
20 AC_CONFIG_SRCDIR(Makefile.am)
22 m4_include([config/go.m4])
24 # Determine the noncanonical names used for directories.
25 ACX_NONCANONICAL_BUILD
27 ACX_NONCANONICAL_TARGET
29 dnl Autoconf 2.5x and later will set a default program prefix if
30 dnl --target was used, even if it was the same as --host. Disable
31 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
33 test "$host_noncanonical" = "$target_noncanonical" &&
34 test "$program_prefix$program_suffix$program_transform_name" = \
36 program_transform_name=s,y,y,
41 AM_INIT_AUTOMAKE([1.9.3 no-define foreign no-dist -Wall -Wno-portability])
49 AM_CONDITIONAL(NATIVE, test "$cross_compiling" = no)
51 dnl Test for -lsocket and -lnsl. Copied from libjava/configure.ac.
52 AC_CACHE_CHECK([for socket libraries], gotools_cv_lib_sockets,
53 [gotools_cv_lib_sockets=
55 AC_CHECK_FUNC(connect, gotools_check_socket=no, gotools_check_socket=yes)
56 if test "$gotools_check_socket" = "yes"; then
57 unset ac_cv_func_connect
58 AC_CHECK_LIB(socket, main, gotools_cv_lib_sockets="-lsocket",
59 gotools_check_both=yes)
61 if test "$gotools_check_both" = "yes"; then
62 gotools_old_libs=$LIBS
63 LIBS="$LIBS -lsocket -lnsl"
64 unset ac_cv_func_accept
67 gotools_cv_lib_sockets="-lsocket -lnsl"])
68 unset ac_cv_func_accept
69 LIBS=$gotools_old_libs
71 unset ac_cv_func_gethostbyname
72 gotools_old_libs="$LIBS"
73 AC_CHECK_FUNC(gethostbyname, ,
74 [AC_CHECK_LIB(nsl, main,
75 [gotools_cv_lib_sockets="$gotools_cv_lib_sockets -lnsl"])])
76 unset ac_cv_func_gethostbyname
77 LIBS=$gotools_old_libs
79 NET_LIBS="$gotools_cv_lib_sockets"
82 dnl Test if -lrt is required for sched_yield and/or nanosleep.
83 AC_SEARCH_LIBS([sched_yield], [rt])
84 AC_SEARCH_LIBS([nanosleep], [rt])
86 AC_CONFIG_FILES(Makefile)