1 dnl Copyright (C) 2014-2021 Free Software Foundation, Inc.
3 dnl This file is part of GCC.
5 dnl GCC is free software; you can redistribute it and/or modify it under
6 dnl the terms of the GNU General Public License as published by the Free
7 dnl Software Foundation; either version 3, or (at your option) any later
10 dnl GCC is distributed in the hope that it will be useful, but WITHOUT ANY
11 dnl WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 dnl FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 dnl You should have received a copy of the GNU General Public License
16 dnl along with GCC; see the file COPYING3. If not see
17 dnl <http://www.gnu.org/licenses/>.
19 AC_INIT([libcc1], [version-unused])
20 AC_CONFIG_SRCDIR([libcc1.cc])
21 AC_CONFIG_HEADER(cc1plugin-config.h)
24 AC_USE_SYSTEM_EXTENSIONS
25 # Determine the noncanonical target name, for directory use.
26 ACX_NONCANONICAL_TARGET
29 # 1.11.1: Require that version of automake.
30 # foreign: Don't require README, INSTALL, NEWS, etc.
31 # no-define: Don't define PACKAGE and VERSION.
32 # -Wall: Issue all automake warnings.
33 # -Wno-portability: Don't warn about constructs supported by GNU make.
34 # (because GCC requires GNU make anyhow).
35 AM_INIT_AUTOMAKE([1.11.1 foreign no-dist no-define -Wall -Wno-portability])
38 LT_INIT([disable-static])
43 if test "$GXX" = yes; then
44 visibility=-fvisibility=hidden
48 GCC_CET_HOST_FLAGS(CET_HOST_FLAGS)
49 AC_SUBST(CET_HOST_FLAGS)
51 AC_CHECK_DECLS([basename])
55 if test x$with_gcc_major_version_only = xyes ; then
57 gcc_version=`sed -e 's/^\([0-9]*\).*$/\1/' $srcdir/../gcc/BASE-VER`
60 gcc_version=`cat $srcdir/../gcc/BASE-VER`
63 AC_SUBST([CONFIG_STATUS_DEPENDENCIES], ['$(top_srcdir)/../gcc/BASE-VER'])
65 ACX_PROG_CC_WARNING_OPTS([-W -Wall], [WARN_FLAGS])
67 ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual])
69 AC_ARG_VAR(GMPINC,[How to find GMP include files])
72 if test "$GXX" = yes; then
73 libsuffix=`$CXX -print-multi-os-directory`
77 dnl Test for -lsocket and -lnsl. Copied from libgo/configure.ac.
78 AC_CACHE_CHECK([for socket libraries], libcc1_cv_lib_sockets,
79 [libcc1_cv_lib_sockets=
81 AC_CHECK_FUNC(connect, libcc1_check_socket=no, libcc1_check_socket=yes)
82 if test "$libcc1_check_socket" = "yes"; then
83 unset ac_cv_func_connect
84 AC_CHECK_LIB(socket, main, libcc1_cv_lib_sockets="-lsocket",
85 libcc1_check_both=yes)
87 if test "$libcc1_check_both" = "yes"; then
89 LIBS="$LIBS -lsocket -lnsl"
90 unset ac_cv_func_accept
93 libcc1_cv_lib_sockets="-lsocket -lnsl"])
94 unset ac_cv_func_accept
97 unset ac_cv_func_gethostbyname
98 libcc1_old_libs="$LIBS"
99 AC_CHECK_FUNC(gethostbyname, ,
100 [AC_CHECK_LIB(nsl, main,
101 [libcc1_cv_lib_sockets="$libcc1_cv_lib_sockets -lnsl"])])
102 unset ac_cv_func_gethostbyname
103 LIBS=$libcc1_old_libs
105 LIBS="$LIBS $libcc1_cv_lib_sockets"
108 *-*-darwin*) darwin_dynamic_lookup=yes ;;
109 *) darwin_dynamic_lookup=no ;;
111 AM_CONDITIONAL(DARWIN_DYNAMIC_LOOKUP, test $darwin_dynamic_lookup = yes)
113 # If any of these functions are missing, simply don't bother building
116 AC_CHECK_FUNC(socketpair, , enable_plugin=no)
117 AC_CHECK_FUNC(select, , enable_plugin=no)
118 AC_CHECK_FUNC(fork, , enable_plugin=no)
119 AM_CONDITIONAL(ENABLE_PLUGIN, test $enable_plugin = yes)
121 AC_CONFIG_FILES([Makefile])