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#
# configure.ac -- autoconf configuration for the LZO library
#
# This file is part of the LZO data compression library.
#
# Copyright (C) 1996-2011 Markus Franz Xaver Johannes Oberhumer
# All Rights Reserved.
#
# The LZO library 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 2 of
# the License, or (at your option) any later version.
#
# The LZO library 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 the LZO library; see the file COPYING.
# If not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# Markus F.X.J. Oberhumer
# <markus@oberhumer.com>
# http://www.oberhumer.com/opensource/lzo/
#
# /***********************************************************************
# // Init
# ************************************************************************/
AC_COPYRIGHT([Copyright (C) 1996-2011 Markus Franz Xaver Johannes Oberhumer.
All Rights Reserved.
This configure script may be copied, distributed and modified under the
terms of the GNU General Public License; see COPYING for more details.])
AC_PREREQ(2.67)
AC_INIT([LZO],[2.06],[markus@oberhumer.com],[lzo],[http://www.oberhumer.com/opensource/lzo/])
AC_MSG_NOTICE([Configuring LZO $PACKAGE_VERSION])
AC_CONFIG_SRCDIR(src/lzo_init.c)
AC_CONFIG_AUX_DIR(autoconf)
m4_include([autoconf/local.m4])
AC_PREFIX_DEFAULT(/usr/local)
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
AM_MAINTAINER_MODE
if test -z "$ac_abs_top_srcdir"; then
_AC_SRCDIRS([.])
fi
if test -z "$ac_abs_top_srcdir"; then
as_fn_error 1 "internal error: ac_abs_top_srcdir is not set"
fi
if test -r .Conf.settings1; then
. ./.Conf.settings1
fi
AC_PROG_CC
AM_PROG_CC_C_O
AM_PROG_AS
AC_PROG_CPP
mfx_PROG_CPPFLAGS
AC_C_CONST
mfx_LZO_CHECK_ENDIAN
AC_SYS_LARGEFILE
AM_INIT_AUTOMAKE([1.11.1 gnu subdir-objects])
AM_SILENT_RULES([yes])
AC_CONFIG_HEADERS([config.h:config.hin])
AC_ENABLE_STATIC
AC_DISABLE_SHARED
LT_INIT
# /***********************************************************************
# // Checks for header files
# ************************************************************************/
mfx_ACC_CHECK_HEADERS
dnl AC_CHECK_HEADERS([sys/param.h sys/resource.h sys/times.h])
if test "X$ac_cv_header_limits_h" != Xyes; then
AC_MSG_ERROR([<limits.h> header not found])
fi
mfx_CHECK_HEADER_SANE_LIMITS_H
if test "X$mfx_cv_header_sane_limits_h" != Xyes; then
AC_MSG_ERROR([your <limits.h> header is broken - for details see config.log])
fi
# /***********************************************************************
# // Checks for typedefs and structures
# ************************************************************************/
AC_TYPE_OFF_T
AC_CHECK_TYPE(ptrdiff_t,long)
AC_TYPE_SIZE_T
AC_TYPE_SIGNAL
mfx_ACC_CHECK_SIZEOF
mfx_CHECK_SIZEOF
# /***********************************************************************
# // Checks for library functions
# ************************************************************************/
mfx_ACC_CHECK_FUNCS
mfx_CHECK_LIB_WINMM
# /***********************************************************************
# // Checks for assembler
# ************************************************************************/
AC_ARG_ENABLE(asm, AS_HELP_STRING(--disable-asm,disable assembly versions))
asm_arch=
asm_dir=
asm_msg_amd64=no
asm_msg_i386=no
case "$host_cpu-$ac_cv_sizeof_void_p" in
amd64-8 | x86_64-8) asm_arch="amd64"; asm_dir="asm/amd64/src_gas/elf64"; asm_mode="amd64_src_gas_elf64" ;;
i?86-4) asm_arch="i386"; asm_dir="asm/i386/src_gas"; asm_mode="i386_src_gas" ;;
*) enable_asm=no ;;
esac
LZO_USE_ASM_i386_src_gas=no
AC_MSG_CHECKING([whether to build assembly versions])
if test "X$enable_asm" != Xno; then
mfx_compile_S='${CCAS} ${CCASFLAGS} -c conftest.S 1>&AS_MESSAGE_LOG_FD'
cat > conftest.S <<EOF
#include "$ac_abs_top_srcdir/$asm_dir/lzo1x_f1.S"
EOF
enable_asm=no
if AC_TRY_EVAL(mfx_compile_S); then
if AC_TRY_COMMAND([test -s conftest.$ac_objext]); then
enable_asm=yes
eval asm_msg_$asm_arch="'yes [[$asm_dir]]'"
eval LZO_USE_ASM_$asm_mode=yes
fi
fi
if test "X$enable_asm" = Xno; then
echo "configure: failed program was:" >&AS_MESSAGE_LOG_FD
cat conftest.S >&AS_MESSAGE_LOG_FD
fi
rm -rf conftest*
fi
AC_MSG_RESULT([$enable_asm])
AM_CONDITIONAL(LZO_USE_ASM_i386_src_gas, [test "X$LZO_USE_ASM_i386_src_gas" != Xno])
AM_CONDITIONAL(LZO_USE_ASM_i386_obj_elf32, [false])
# /***********************************************************************
# // Write output files
# ************************************************************************/
mfx_MINIACC_ACCCHK(["-I$srcdir"],["src/miniacc.h"])
if test -r .Conf.settings2; then
. ./.Conf.settings2
fi
my_DEFS="-DLZO_HAVE_CONFIG_H=1"
if test "X$enable_asm" != Xno; then
my_DEFS="$my_DEFS -DLZO_USE_ASM=1"
fi
AC_CONFIG_COMMANDS_PRE([
test "X$DEFS" = "X-DHAVE_CONFIG_H" && DEFS=
test "X$DEFS" != "X" && DEFS="$DEFS "
DEFS="${DEFS}${my_DEFS}"
])
AC_CONFIG_FILES([Makefile])
AC_OUTPUT
## enable AMD64 assembly code : ${asm_msg_amd64}
cat <<EOF
LZO configuration summary
-------------------------
LZO version : ${PACKAGE_VERSION}
configured for host : ${host_cpu}-${host_vendor}-${host_os}
source code location : ${srcdir}
compiler : ${CC}
preprocessor definitions : ${DEFS}
preprocessor flags : ${CPPFLAGS}
compiler flags : ${CFLAGS}
build static library : ${enable_static}
build shared library : ${enable_shared}
enable i386 assembly code : ${asm_msg_i386}
LZO ${PACKAGE_VERSION} configured.
Copyright (C) 1996-2011 Markus Franz Xaver Johannes Oberhumer
All Rights Reserved.
The LZO library 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 2 of
the License, or (at your option) any later version.
The LZO library 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.
Markus F.X.J. Oberhumer
<markus@oberhumer.com>
http://www.oberhumer.com/opensource/lzo/
Type \`make' to build LZO. Type \`make install' to install LZO.
After installing LZO, please read the accompanied documentation.
EOF
# vi:ts=4:et
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