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26f3efccaa
Bump libgm2 version ready for the gcc-15 release. libgm2/ChangeLog: PR modula2/117703 * configure: Regenerate. * configure.ac (libtool_VERSION): Bump to 20:0:0. Signed-off-by: Gaius Mulley <gaiusmod2@gmail.com>
480 lines
14 KiB
Plaintext
480 lines
14 KiB
Plaintext
# Configure script for libgm2.
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# Copyright (C) 2013-2024 Free Software Foundation, Inc.
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# This file is part of GCC.
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# GCC is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3, or (at your option)
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# any later version.
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# GCC is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with GCC; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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# Configure looks for the existence of this file to auto-config each language.
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# We define several parameters used by configure:
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# Process this file with autoreconf to produce a configure script.
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AC_INIT(package-unused, version-unused,,libgm2)
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AC_CONFIG_SRCDIR(Makefile.am)
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# AC_CONFIG_MACRO_DIR([config])
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AC_CONFIG_HEADER(config.h)
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libtool_VERSION=20:0:0
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AC_SUBST(libtool_VERSION)
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AM_ENABLE_MULTILIB(, ..)
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GCC_NO_EXECUTABLES
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AC_USE_SYSTEM_EXTENSIONS
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# Do not delete or change the following two lines. For why, see
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# http://gcc.gnu.org/ml/libstdc++/2003-07/msg00451.html
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AC_CANONICAL_SYSTEM
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target_alias=${target_alias-$host_alias}
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AC_SUBST(target_alias)
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if test "$build" != "$host"; then
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# We are being configured with some form of cross compiler.
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GLIBCXX_IS_NATIVE=false
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case "$host","$target" in
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# Darwin crosses can use the host system's libraries and headers,
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# because of the fat library support. Of course, it must be the
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# same version of Darwin on both sides. Allow the user to
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# just say --target=foo-darwin without a version number to mean
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# "the version on this system".
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*-*-darwin*,*-*-darwin*)
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hostos=`echo $host | sed 's/.*-darwin/darwin/'`
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targetos=`echo $target | sed 's/.*-darwin/darwin/'`
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if test $hostos = $targetos || test $targetos = darwin ; then
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GLIBCXX_IS_NATIVE=true
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fi
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;;
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*)
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GCC_NO_EXECUTABLES
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;;
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esac
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else
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GLIBCXX_IS_NATIVE=true
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fi
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# Runs configure.host, and assorted other critical bits. Sets
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# up critical shell variables.
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GLIBCXX_CONFIGURE
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# For gettimeofday support.
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GLIBCXX_CHECK_GETTIMEOFDAY
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# For clock_gettime, nanosleep and sched_yield support.
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GLIBCXX_ENABLE_LIBSTDCXX_TIME
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AM_INIT_AUTOMAKE([1.15.1 no-define foreign no-dist -Wall -Wno-portability])
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AH_TEMPLATE(PACKAGE, [Name of package])
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AH_TEMPLATE(VERSION, [Version number of package])
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AC_ARG_WITH(cross-host,
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[ --with-cross-host=HOST Configuring with a cross compiler])
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# Checks for header files.
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AC_HEADER_STDC
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AC_HEADER_SYS_WAIT
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AC_HEADER_TIME
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AC_CHECK_HEADER([math.h],
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[AC_DEFINE([HAVE_MATH_H], [1], [have math.h])])
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AC_CHECK_HEADERS(getopt.h limits.h stddef.h string.h strings.h \
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stdlib.h time.h \
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fcntl.h unistd.h sys/file.h sys/time.h sys/mman.h \
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sys/resource.h sys/param.h sys/times.h sys/stat.h \
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sys/socket.h \
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sys/wait.h sys/ioctl.h errno.h sys/errno.h \
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pwd.h direct.h dirent.h signal.h malloc.h langinfo.h \
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pthread.h stdarg.h stdio.h sys/types.h termios.h \
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netinet/in.h netdb.h sys/uio.h sys/stat.h wchar.h)
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AC_CANONICAL_HOST
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ACX_NONCANONICAL_HOST
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ACX_NONCANONICAL_TARGET
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GCC_TOPLEV_SUBDIRS
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AC_MSG_CHECKING([for --enable-version-specific-runtime-libs])
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AC_ARG_ENABLE(version-specific-runtime-libs,
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[ --enable-version-specific-runtime-libs Specify that runtime libraries should be installed in a compiler-specific directory ],
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[case "$enableval" in
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yes) version_specific_libs=yes ;;
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no) version_specific_libs=no ;;
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*) AC_MSG_ERROR([Unknown argument to enable/disable version-specific libs]);;
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esac],
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[version_specific_libs=no])
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AC_MSG_RESULT($version_specific_libs)
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AC_ARG_WITH(slibdir,
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[ --with-slibdir=DIR shared libraries in DIR [LIBDIR]],
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slibdir="$with_slibdir",
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if test "${version_specific_libs}" = yes; then
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slibdir='$(libsubdir)'
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elif test -n "$with_cross_host" && test x"$with_cross_host" != x"no"; then
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slibdir='$(exec_prefix)/$(host_noncanonical)/lib'
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else
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slibdir='$(libdir)'
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fi)
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AC_SUBST(slibdir)
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# Command-line options.
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# Very limited version of AC_MAINTAINER_MODE.
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AC_ARG_ENABLE([maintainer-mode],
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[AC_HELP_STRING([--enable-maintainer-mode],
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[enable make rules and dependencies not useful (and
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sometimes confusing) to the casual installer])],
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[case ${enable_maintainer_mode} in
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yes) MAINT='' ;;
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no) MAINT='#' ;;
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*) AC_MSG_ERROR([--enable-maintainer-mode must be yes or no]) ;;
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esac
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maintainer_mode=${enableval}],
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[MAINT='#'])
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AC_SUBST([MAINT])dnl
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toolexecdir=no
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toolexeclibdir=no
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# Calculate toolexeclibdir
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# Also toolexecdir, though it's only used in toolexeclibdir
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case ${version_specific_libs} in
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yes)
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# Need the gcc compiler version to know where to install libraries
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# and header files if --enable-version-specific-runtime-libs option
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# is selected.
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toolexecdir='$(libdir)/gcc/$(target_noncanonical)'
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toolexeclibdir='$(toolexecdir)/$(gcc_version)$(MULTISUBDIR)'
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;;
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no)
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if test -n "$with_cross_host" &&
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test x"$with_cross_host" != x"no"; then
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# Install a library built with a cross compiler in tooldir, not libdir.
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toolexecdir='$(exec_prefix)/$(target_noncanonical)'
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toolexeclibdir='$(toolexecdir)/lib'
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else
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toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
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toolexeclibdir='$(libdir)'
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fi
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multi_os_directory=`$CC -print-multi-os-directory`
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case $multi_os_directory in
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.) ;; # Avoid trailing /.
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*) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
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esac
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;;
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esac
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AC_SUBST(toolexecdir)
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AC_SUBST(toolexeclibdir)
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AH_TEMPLATE(PACKAGE, [Name of package])
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AH_TEMPLATE(VERSION, [Version number of package])
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AM_MAINTAINER_MODE
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# Check the compiler.
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# The same as in boehm-gc and libstdc++. Have to borrow it from there.
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# We must force CC to /not/ be precious variables; otherwise
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# the wrong, non-multilib-adjusted value will be used in multilibs.
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# As a side effect, we have to subst CFLAGS ourselves.
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m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
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m4_define([_AC_ARG_VAR_PRECIOUS],[])
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AC_PROG_CC
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AC_PROG_CXX
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AM_PROG_AS
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m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
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AC_SUBST(CFLAGS)
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# In order to override CFLAGS_FOR_TARGET, all of our special flags go
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# in XCFLAGS. But we need them in CFLAGS during configury. So put them
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# in both places for now and restore CFLAGS at the end of config.
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save_CFLAGS="$CFLAGS"
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# Find other programs we need.
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AC_CHECK_TOOL(AR, ar)
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AC_CHECK_TOOL(NM, nm)
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AC_CHECK_TOOL(RANLIB, ranlib, ranlib-not-found-in-path-error)
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AC_PROG_MAKE_SET
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AC_PROG_INSTALL
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AM_PROG_LIBTOOL
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LT_INIT
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AC_LIBTOOL_DLOPEN
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AM_CONDITIONAL([ENABLE_DARWIN_AT_RPATH], [test x$enable_darwin_at_rpath = xyes])
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AC_SUBST(enable_shared)
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AC_SUBST(enable_static)
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if test "${multilib}" = "yes"; then
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multilib_arg="--enable-multilib"
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else
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multilib_arg=
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fi
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AC_CHECK_TYPES([struct timezone, struct stat, struct timespec, struct timeval, struct tm])
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# Check if struct tm contains the tm_gmtoff field.
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AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
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#include <time.h>
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], [
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struct tm tm;
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tm.tm_gmtoff = 1;
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])],
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[ac_cv_struct_tm_gmtoff=yes],
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[ac_cv_struct_tm_gmtoff=no]
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)
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)
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if (test "$ac_cv_struct_tm_gmtoff" = "yes"); then
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AC_MSG_CHECKING([m2 front end detects struct tm with the tm_gmtoff field.])
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AC_DEFINE(HAVE_TM_TM_GMTOFF, 1, [Define if struct tm has a tm_gmtoff field.])
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fi
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AC_LANG_C
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# Check the compiler.
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# The same as in boehm-gc and libstdc++. Have to borrow it from there.
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# We must force CC to /not/ be precious variables; otherwise
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# the wrong, non-multilib-adjusted value will be used in multilibs.
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# As a side effect, we have to subst CFLAGS ourselves.
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m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
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m4_define([_AC_ARG_VAR_PRECIOUS],[])
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AC_PROG_CC
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m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
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AC_SUBST(CFLAGS)
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AC_DEFUN([GM2_UNDEF],[
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$as_echo "#undef HAVE_$1" >>confdefs.h
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])
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AC_DEFUN([GM2_CHECK_LIB],[
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AC_MSG_CHECKING([m2 front end checking $1 library for $2])
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if test x$gcc_no_link != xyes; then
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AC_CHECK_LIB([$1],[$2],[AC_DEFINE([HAVE_$3],[1],[found $2])],[GM2_UNDEF([$3],[$2])])
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else
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if test "x$[ac_cv_lib_$1_$2]" = xyes; then
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AC_DEFINE([HAVE_$3],[1],[lib$1 includes $2])
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elif test "x$[ac_cv_func_$2]" = xyes; then
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AC_DEFINE([HAVE_$3],[1],[function $2 exists])
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else
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GM2_UNDEF([$3],[$2])
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fi
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fi
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])
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GM2_CHECK_LIB([c],[access],[ACCESS])
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GM2_CHECK_LIB([c],[brk],[BRK])
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GM2_CHECK_LIB([c],[cfmakeraw],[CFMAKERAW])
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GM2_CHECK_LIB([c],[clock_gettime],[CLOCK_GETTIME])
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GM2_CHECK_LIB([c],[clock_settime],[CLOCK_SETTIME])
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GM2_CHECK_LIB([c],[close],[CLOSE])
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GM2_CHECK_LIB([c],[ctime],[CTIME])
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GM2_CHECK_LIB([c],[creat],[CREAT])
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GM2_CHECK_LIB([c],[daylight],[DAYLIGHT])
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GM2_CHECK_LIB([c],[dup],[DUP])
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GM2_CHECK_LIB([c],[execve],[EXECVE])
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GM2_CHECK_LIB([c],[exit],[EXIT])
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GM2_CHECK_LIB([c],[fcntl],[FCNTL])
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GM2_CHECK_LIB([c],[fstat],[FSTAT])
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GM2_CHECK_LIB([c],[getdents],[GETDENTS])
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GM2_CHECK_LIB([c],[getgid],[GETGID])
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GM2_CHECK_LIB([c],[getopt_long],[GETOPT_LONG])
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GM2_CHECK_LIB([c],[getopt_long_only],[GETOPT_LONG_ONLY])
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GM2_CHECK_LIB([c],[getpid],[GETPID])
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GM2_CHECK_LIB([c],[gettimeofday],[GETTIMEOFDAY])
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GM2_CHECK_LIB([c],[getuid],[GETUID])
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GM2_CHECK_LIB([c],[ioctl],[IOCTL])
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GM2_CHECK_LIB([c],[kill],[KILL])
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GM2_CHECK_LIB([c],[link],[LINK])
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GM2_CHECK_LIB([c],[lseek],[LSEEK])
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GM2_CHECK_LIB([c],[open],[OPEN])
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GM2_CHECK_LIB([c],[pause],[PAUSE])
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GM2_CHECK_LIB([c],[pipe],[PIPE])
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GM2_CHECK_LIB([c],[rand],[RAND])
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GM2_CHECK_LIB([c],[read],[READ])
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GM2_CHECK_LIB([c],[select],[SELECT])
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GM2_CHECK_LIB([c],[setitimer],[SETITIMER])
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GM2_CHECK_LIB([c],[setgid],[SETGID])
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GM2_CHECK_LIB([c],[settimeofday],[SETTIMEOFDAY])
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GM2_CHECK_LIB([c],[setuid],[SETUID])
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GM2_CHECK_LIB([c],[stat],[STAT])
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GM2_CHECK_LIB([c],[strsignal],[STRSIGNAL])
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GM2_CHECK_LIB([c],[strtod],[STRTOD])
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GM2_CHECK_LIB([c],[strtold],[STRTOLD])
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GM2_CHECK_LIB([c],[times],[TIMES])
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GM2_CHECK_LIB([c],[timezone],[TIMEZONE])
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GM2_CHECK_LIB([c],[tzname],[TZNAME])
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GM2_CHECK_LIB([c],[unlink],[UNLINK])
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GM2_CHECK_LIB([c],[wait],[WAIT])
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GM2_CHECK_LIB([c],[write],[WRITE])
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GM2_CHECK_LIB([m],[exp10],[EXP10])
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GM2_CHECK_LIB([m],[exp10f],[EXP10F])
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GM2_CHECK_LIB([m],[exp10l],[EXP10L])
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GM2_CHECK_LIB([m],[signbit],[SIGNBIT])
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GM2_CHECK_LIB([m],[signbitf],[SIGNBITF])
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GM2_CHECK_LIB([m],[signbitl],[SIGNBITL])
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AC_CHECK_DECLS([getenv])
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AC_MSG_NOTICE([libgm2 has finished checking target libc and libm contents.])
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# We test the host here and later on check the target.
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# All known M2_HOST_OS values. This is the union of all host operating systems
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# supported by gm2.
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M2_SUPPORTED_HOST_OS="aix freebsd hurd linux netbsd openbsd solaris windows darwin"
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M2_HOST_OS=unknown
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case ${host} in
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*-*-darwin*) M2_HOST_OS=darwin ;;
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*-*-freebsd*) M2_HOST_OS=freebsd ;;
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*-*-linux*) M2_HOST_OS=linux ;;
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*-*-netbsd*) M2_HOST_OS=netbsd ;;
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*-*-openbsd*) M2_HOST_OS=openbsd ;;
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*-*-solaris2*) M2_HOST_OS=solaris ;;
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*-*-aix*) M2_HOST_OS=aix ;;
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*-*-gnu*) M2_HOST_OS=hurd ;;
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esac
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M2_TARGET_OS=unknown
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case ${target} in
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*-*-darwin*) M2_TARGET_OS=darwin ;;
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*-*-freebsd*) M2_TARGET_OS=freebsd ;;
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*-*-linux*) M2_TARGET_OS=linux ;;
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*-*-netbsd*) M2_TARGET_OS=netbsd ;;
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*-*-openbsd*) M2_TARGET_OS=openbsd ;;
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*-*-solaris2*) M2_TARGET_OS=solaris ;;
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*-*-aix*) M2_TARGET_OS=aix ;;
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*-*-gnu*) M2_TARGET_OS=hurd ;;
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esac
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# M2_HOST_OS=unknown
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if test x${M2_HOST_OS} = xunknown; then
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AC_MSG_NOTICE([unsupported host, will build a minimal m2 library])
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BUILD_PIMLIB=false
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BUILD_ISOLIB=false
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BUILD_CORLIB=false
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BUILD_LOGLIB=false
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else
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AC_MSG_NOTICE([m2 library will be built on ${M2_HOST_OS}])
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BUILD_PIMLIB=true
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BUILD_ISOLIB=true
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BUILD_CORLIB=true
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BUILD_LOGLIB=true
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fi
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CC_FOR_BUILD=${CC_FOR_BUILD:-gcc}
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AC_SUBST(CC_FOR_BUILD)
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# Propagate GM2_FOR_TARGET into Makefiles
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GM2_FOR_TARGET=${GM2_FOR_TARGET:-gcc}
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AC_SUBST(GM2_FOR_TARGET)
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# Now we check the target as long as it is a supported host.
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# For some embedded targets we choose minimal runtime system which is
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# just enough to satisfy the linker targetting raw metal.
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if test x${M2_HOST_OS} != xunknown; then
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AC_MSG_NOTICE([m2 library building for target ${target}])
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case "$target" in
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avr25*-*-* | avr31*-*-* | avr35*-*-* | avr4*-*-* | avr5*-*-* | avr51*-*-* | avr6*-*-*)
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BUILD_PIMLIB=false
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BUILD_ISOLIB=false
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BUILD_CORLIB=false
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BUILD_LOGLIB=false
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;;
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avrxmega2*-*-* | avrxmega4*-*-* | avrxmega5*-*-* | avrxmega6*-*-* | avrxmega7*-*-*)
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BUILD_PIMLIB=false
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BUILD_ISOLIB=false
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BUILD_CORLIB=false
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BUILD_LOGLIB=false
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;;
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avr3-*-*)
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BUILD_PIMLIB=true
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BUILD_ISOLIB=true
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BUILD_CORLIB=true
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BUILD_LOGLIB=true
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;;
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esp32-*-*)
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BUILD_PIMLIB=false
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BUILD_ISOLIB=false
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BUILD_CORLIB=false
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BUILD_LOGLIB=false
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;;
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esac
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fi
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# GM2_MSG_RESULT issue a query message from the first parameter and a boolean result
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# in the second parameter is printed as a "yes" or "no".
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AC_DEFUN([GM2_MSG_RESULT],[
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AC_MSG_CHECKING([$1])
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if test x${$2} = xtrue; then
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AC_MSG_RESULT([yes])
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else
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AC_MSG_RESULT([no])
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fi
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])
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if test x${M2_HOST_OS} = xunknown; then
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AC_MSG_NOTICE([m2 front end will only build minimal Modula-2 runtime library on this host])
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else
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GM2_MSG_RESULT([m2 front end will build PIM libraries:],[BUILD_PIMLIB])
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GM2_MSG_RESULT([m2 front end will build ISO libraries:],[BUILD_ISOLIB])
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GM2_MSG_RESULT([m2 front end will build coroutine libraries:],[BUILD_CORLIB])
|
|
GM2_MSG_RESULT([m2 front end will build Logitech compatability libraries:],[BUILD_LOGLIB])
|
|
fi
|
|
|
|
AM_CONDITIONAL([BUILD_PIMLIB], [test x$BUILD_PIMLIB = xtrue])
|
|
AM_CONDITIONAL([BUILD_ISOLIB], [test x$BUILD_ISOLIB = xtrue])
|
|
AM_CONDITIONAL([BUILD_CORLIB], [test x$BUILD_CORLIB = xtrue])
|
|
AM_CONDITIONAL([BUILD_LOGLIB], [test x$BUILD_LOGLIB = xtrue])
|
|
AM_CONDITIONAL([TARGET_DARWIN], [test x$M2_TARGET_OS = xdarwin])
|
|
|
|
# Determine what GCC version number to use in filesystem paths.
|
|
GCC_BASE_VER
|
|
|
|
AC_CONFIG_SRCDIR([Makefile.am])
|
|
AC_CONFIG_FILES([Makefile])
|
|
|
|
AC_CONFIG_FILES(AC_FOREACH([DIR], [libm2min libm2pim libm2iso libm2cor libm2log], [DIR/Makefile ]),
|
|
[ cat > vpsed$$ << \_EOF
|
|
s!`test -f '$<' || echo '$(srcdir)/'`!!
|
|
_EOF
|
|
sed -f vpsed$$ $ac_file > tmp$$
|
|
mv tmp$$ $ac_file
|
|
rm vpsed$$
|
|
echo 'MULTISUBDIR =' >> $ac_file
|
|
ml_norecursion=yes
|
|
. ${multi_basedir}/config-ml.in
|
|
AS_UNSET([ml_norecursion])
|
|
])
|
|
|
|
AC_MSG_NOTICE([libgm2 has been configured.])
|
|
|
|
AC_OUTPUT
|