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)
19 AC_CONFIG_SRCDIR(Makefile.am)
21 # Determine the noncanonical names used for directories.
22 ACX_NONCANONICAL_BUILD
24 ACX_NONCANONICAL_TARGET
26 dnl Autoconf 2.5x and later will set a default program prefix if
27 dnl --target was used, even if it was the same as --host. Disable
28 dnl that behavior. This must be done before AC_CANONICAL_SYSTEM
30 test "$host_noncanonical" = "$target_noncanonical" &&
31 test "$program_prefix$program_suffix$program_transform_name" = \
33 program_transform_name=s,y,y,
38 AM_INIT_AUTOMAKE([1.9.3 no-define foreign no-dist -Wall -Wno-portability])
46 # These should be defined by the top-level configure.
47 # Copy them into Makefile.
48 AC_SUBST(GOC_FOR_TARGET)
49 AC_SUBST(GCC_FOR_TARGET)
51 AM_CONDITIONAL(NATIVE, test "$host_alias" = "$target_alias")
53 dnl Test for -lsocket and -lnsl. Copied from libjava/configure.ac.
54 AC_CACHE_CHECK([for socket libraries], gotools_cv_lib_sockets,
55 [gotools_cv_lib_sockets=
57 AC_CHECK_FUNC(connect, gotools_check_socket=no, gotools_check_socket=yes)
58 if test "$gotools_check_socket" = "yes"; then
59 unset ac_cv_func_connect
60 AC_CHECK_LIB(socket, main, gotools_cv_lib_sockets="-lsocket",
61 gotools_check_both=yes)
63 if test "$gotools_check_both" = "yes"; then
64 gotools_old_libs=$LIBS
65 LIBS="$LIBS -lsocket -lnsl"
66 unset ac_cv_func_accept
69 gotools_cv_lib_sockets="-lsocket -lnsl"])
70 unset ac_cv_func_accept
71 LIBS=$gotools_old_libs
73 unset ac_cv_func_gethostbyname
74 gotools_old_libs="$LIBS"
75 AC_CHECK_FUNC(gethostbyname, ,
76 [AC_CHECK_LIB(nsl, main,
77 [gotools_cv_lib_sockets="$gotools_cv_lib_sockets -lnsl"])])
78 unset ac_cv_func_gethostbyname
79 LIBS=$gotools_old_libs
81 NET_LIBS="$gotools_cv_lib_sockets"
84 dnl Test if -lrt is required for sched_yield and/or nanosleep.
85 AC_SEARCH_LIBS([sched_yield], [rt])
86 AC_SEARCH_LIBS([nanosleep], [rt])
88 AC_CONFIG_FILES(Makefile)