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|
# configure.ac - Configure script for the GNU Hurd.
# Copyright (C) 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
# Written by Marcus Brinkmann.
#
# This file is part of the GNU Hurd.
#
# The GNU Hurd is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.57)
AC_INIT(hurd, 0.0, l4-hurd@gnu.org)
AM_INIT_AUTOMAKE
AM_MAINTAINER_MODE
AC_CONFIG_SRCDIR([laden/laden.c])
AC_CONFIG_HEADER([config.h])
AC_GNU_SOURCE
maintainer_mode=${enable_maintainer_mode-no}
# Checks for programs.
AC_PROG_CC
# FIXME: We should support setting the CFLAGS by the user. But
# -std=gnu99 and -O1 are required.
CFLAGS="-std=gnu99 -Wall -g -O2 -fno-stack-protector $CFLAGS"
AM_PROG_AS
AC_PROG_RANLIB
AC_CHECK_TOOL([AR], [ar], :)
AC_CHECK_TOOL([NM], [nm], :)
AC_PATH_PROG([SED], [sed], :)
AC_PATH_PROG([SORT], [sort], :)
AC_PROG_LN_S
# Required for building the documentation
AC_PATH_PROG([PDFLATEX], [pdflatex], no)
if test "x$PDFLATEX" = xno; then
missing_progs="$missing_progs pdflatex"
fi
AC_PATH_PROG([BIBTEX], [bibtex], no)
if test "x$BIBTEX" = xno; then
missing_progs="$missing_progs bibtex"
fi
AC_PATH_PROG([INKSCAPE], [inkscape], no)
if test "x$INKSCAPE" = xno; then
if test "x$maintainer_mode" = xyes; then
missing_progs="missing_progs inkscape"
fi
fi
# Set up the host information.
AC_CANONICAL_HOST
# Checks for header files.
arch_ia32=false
arch_powerpc=false
case $host_cpu in
alpha)
arch=alpha
arch_alpha=true
;;
amd64)
arch=amd64
arch_alpha=true
;;
i386 | i486 | i586 | i686)
arch=ia32
arch_ia32=true
;;
ia64)
arch=ia64
arch_ia64=true
;;
powerpc)
arch=powerpc
arch_powerpc=true
;;
powerpc64)
arch=powerpc64
arch_powerpc64=true
;;
*)
AC_MSG_ERROR([unsupported architecture])
;;
esac
AM_CONDITIONAL([ARCH_ALPHA], $arch_alpha)
AM_CONDITIONAL([ARCH_AMD64], $arch_amd64)
AM_CONDITIONAL([ARCH_IA32], $arch_ia32)
AM_CONDITIONAL([ARCH_IA64], $arch_ia64)
AM_CONDITIONAL([ARCH_POWERPC], $arch_powerpc)
AM_CONDITIONAL([ARCH_POWERPC64], $arch_powerpc64)
l4_abi_v2=false
l4_abi_x2=false
AC_ARG_ENABLE([l4-abi],
AC_HELP_STRING([--enable-l4-abi=abi],
[L4 ABI to use (supported are: v2, x2)]),
[ac_cv_use_l4_abi=$enableval], [ac_cv_use_l4_abi=no])
case $ac_cv_use_l4_abi in
v2)
l4_abi=v2
l4_abi_v2=true
;;
x2)
l4_abi=x2
l4_abi_x2=true
;;
no)
AC_MSG_ERROR([L4 ABI not specified; select an ABI using --enable-l4-abi])
;;
*)
AC_MSG_ERROR([unsupported L4 ABI $ac_cv_use_l4_abi])
;;
esac
AM_CONDITIONAL([L4_ABI_V2], $l4_abi_v2)
AM_CONDITIONAL([L4_ABI_X2], $l4_abi_x2)
AC_MSG_NOTICE([compiling for L4 ABI $l4_abi])
# Configure components.
m4_include([laden/config.m4])
m4_include([viengoos/config.m4])
# Create links for header file.
m4_include([libl4/headers.m4])
m4_include([platform/headers.m4])
m4_include([hurd/headers.m4])
m4_include([libhurd-ihash/headers.m4])
m4_include([libhurd-btree/headers.m4])
m4_include([libbitarray/headers.m4])
m4_include([libhurd-slab/headers.m4])
m4_include([libpthread/headers.m4])
m4_include([libhurd-mm/headers.m4])
m4_include([viengoos/headers.m4])
# Check for libc and components using it.
AC_ARG_WITH([libc],
[ --with-libc compile with the GNU C library (see libc/README)])
AM_CONDITIONAL(WITH_LIBC, test x"${with_libc-no}" != xno)
AC_ARG_WITH([newlib],
[ --with-newlib compile with Newlib's C library (see newlib/README)])
AM_CONDITIONAL(WITH_NEWLIB, test x"${with_newlib-no}" != xno)
ABS_BUILDDIR=$ac_pwd
AC_SUBST([ABS_BUILDDIR])
ABS_SRCDIR=`readlink -f $srcdir`
AC_SUBST([ABS_SRCDIR])
# Location of the installed headers and .a's. We expect that
# LIBC/libc.a and LIBC/include exists.
LIBC=
if test x"${with_libc-no}" != xno
then
LIBC=$ABS_BUILDDIR/libc
elif test x"${with_newlib-no}" != xno
then
LIBC=$ABS_BUILDDIR/newlib
fi
AC_SUBST([LIBC])
LIBC_A=
LIBC_M=
if test x$LIBC != x
then
LIBC_A=$LIBC/libc.a
LIBC_M=$LIBC/libm.a
fi
AC_SUBST([LIBC_A])
AC_SUBST([LIBC_M])
if test "x$missing_progs" != "x"; then
AC_MSG_ERROR([The following programs were not found:$missing_progs])
fi
# Checks for library functions.
AC_CONFIG_FILES([Makefile
libc.a
libl4/ia32/Makefile libl4/powerpc/Makefile
libl4/v2/Makefile libl4/v2/ia32/Makefile
libl4/x2/Makefile
libl4/tests/Makefile libl4/Makefile
platform/alpha/Makefile platform/amd64/Makefile
platform/ia32/Makefile platform/ia64/Makefile
platform/powerpc/Makefile platform/powerpc64/Makefile
platform/Makefile
libc-parts/Makefile
hurd/Makefile
libhurd-ihash/Makefile
libhurd-btree/Makefile
libbitarray/Makefile
libhurd-slab/Makefile
libpthread/Makefile
libhurd-mm/Makefile
laden/Makefile
viengoos/Makefile
libc/Makefile
newlib/Makefile
ruth/Makefile
doc/Makefile
])
AC_OUTPUT
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