configure.ac - singa - Git at Google

 #/**
 # * Copyright 2015 The Apache Software Foundation
 # *
 # * Licensed to the Apache Software Foundation (ASF) under one
 # * or more contributor license agreements.  See the NOTICE file
 # * distributed with this work for additional information
 # * regarding copyright ownership.  The ASF licenses this file
 # * to you under the Apache License, Version 2.0 (the
 # * "License"); you may not use this file except in compliance
 # * with the License.  You may obtain a copy of the License at
 # *
 # *     http://www.apache.org/licenses/LICENSE-2.0
 # *
 # * Unless required by applicable law or agreed to in writing, software
 # * distributed under the License is distributed on an "AS IS" BASIS,
 # * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # * See the License for the specific language governing permissions and
 # * limitations under the License.
 # */
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.

 AC_PREREQ(2.59)
 AC_INIT(singa, 0.1.0, dev@singa.incubator.apache.org)
 AC_CONFIG_AUX_DIR(config)
 AC_CONFIG_MACRO_DIR(config)
 AC_CONFIG_SRCDIR([src/utils/common.cc])
 AC_CONFIG_HEADER([config.h])
 AM_INIT_AUTOMAKE([subdir-objects foreign])
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 ACLOCAL_AMFLAGS = -I m4 --install

 # Checks for programs.
 AC_PROG_CXX([g++])
 AC_PROG_CC
 AC_DISABLE_STATIC
 AC_PROG_LIBTOOL

 # Checks for libraries.
 AC_SEARCH_LIBS([cblas_sgemm], [openblas], [], [
   AC_MSG_ERROR([unable to find cblas_sgemm() function])
   ])
 AC_SEARCH_LIBS([zmsg_new], [czmq], [], [
   AC_MSG_ERROR([unable to find zmsg_new() function])
   ])
 AC_CHECK_LIB([glog], [main], [], [
   AC_MSG_ERROR([unable to find glog library])
   ])
 AC_CHECK_LIB([protobuf], [main], [], [
   AC_MSG_ERROR([unable to find protobuf library])
   ])

 PROGS=''
 LTLIBS=''

 # Setup custom CUDNN paths
 AC_ARG_ENABLE([cudnn],
     [AS_HELP_STRING(--enable-cudnn,enable CUDNN support)],
     [enable_cudnn="yes"], [enable_cudnn="no"])
 AM_CONDITIONAL(DCUDNN, [test "$enable_cudnn" = "yes"])
 AC_ARG_WITH([cudnn],
     [AS_HELP_STRING([--with-cudnn=PATH], [prefix where CUDNN is installed])],
     [cudnn_prefix=$withval], [cudnn_prefix="/usr/local/cudnn"])
 if test "$cudnn_prefix" == "yes"; then
     if test "$withval" == "yes"; then
         cudnn_prefix="/usr/local/cudnn"
     fi
 fi
 if test x"$enable_cudnn" == x"yes"; then
     CUDNN_CFLAGS="-I$cudnn_prefix/include"
     CUDNN_LDFLAGS="-L$cudnn_prefix/lib64 -L$cudnn_prefix/lib"
     CUDNN_LIBS="-lcudnn"
     LIBS="$LIBS $CUDNN_LIBS"
     LDFLAGS="$LDFLAGS $CUDNN_LDFLAGS"
     DEBUG="-DUSE_CUDNN"
     AC_DEFINE(DCUDNN,[1],[Defined if CUDNN should be used])
     AC_CHECK_LIB([cudnn], [main], [], [
         AC_MSG_ERROR([unable to find cudnn library])
         ])
 else
     CUDNN_CFLAGS=""
     CUDNN_LDFLAGS=""
     CUDNN_LIBS=""
 fi
 AC_SUBST(CUDNN_CFLAGS)
 AC_SUBST(CUDNN_LDFLAGS)
 AC_SUBST(CUDNN_LIBS)

 # Setup custom CUDA paths
 AC_ARG_ENABLE(cuda,
   [AS_HELP_STRING(--enable-cuda,enable CUDA support)],
     cudaval="yes",
     cudaval="no")
 AM_CONDITIONAL(DCUDA, [test "$cudaval" = "yes"])
 AC_ARG_WITH([cuda],
    [AS_HELP_STRING(
         [--with-cuda=PATH],
         [prefix where CUDA is installed])],
    [cuda_prefix=$withval],
    [cuda_prefix="/usr/local/cuda"])
 if test "$cuda_prefix" == "yes"; then
     if test "$withval" == "yes"; then
         cuda_prefix="/usr/local/cuda"
     fi
 fi
 if test x"$cudaval" = x"yes"; then
     AC_MSG_CHECKING([nvcc in $cuda_prefix/bin])
     if test -x "$cuda_prefix/bin/nvcc"; then
         AC_MSG_RESULT([found])
         AC_DEFINE_UNQUOTED([NVCC_PATH], ["$cuda_prefix/bin/nvcc"], [Path to nvcc binary])
     else
         AC_MSG_RESULT([not found!])
         AC_MSG_FAILURE([nvcc was not found in $cuda_prefix/bin])
     fi
     CUDA_CFLAGS="-I$cuda_prefix/include"
     CUDA_LDFLAGS="-L$cuda_prefix/lib64 -L$cuda_prefix/lib"
     CUDA_LIBS="-lcublas -lcudart -lcurand"
     LIBS="$LIBS $CUDA_LIBS"
     LDFLAGS="$LDFLAGS $CUDA_LDFLAGS -L./"
     LIBTOOL='LD_LIBRARY_PATH=$(PWD) $(SHELL) $(top_builddir)/libtool'
     NVCC="nvcc"
   DEBUG+=" -DUSE_GPU"
     AC_DEFINE(DCUDA,[1],[Defined if CUDA should be used])
   AC_CHECK_LIB([cublas], [main], [], [
      AC_MSG_ERROR([unable to find cuda library])
     ])
   AC_CHECK_LIB([cudart], [main], [], [
       AC_MSG_ERROR([unable to find cudart library])
     ])
   AC_CHECK_LIB([curand], [main], [], [
       AC_MSG_ERROR([unable to find curand library])
     ])
 else
     CUDA_CFLAGS=""
     CUDA_LDFLAGS=""
     CUDA_LIBS=""
     NVCC=""
     DEBUG="-DCPU_ONLY"
 fi
 AC_SUBST(LIBTOOL)
 AC_SUBST(NVCC)
 AC_SUBST(CUDA_LDFLAGS)
 AC_SUBST(CUDA_LIBS)
 AC_SUBST(CUDA_CFLAGS)

 # Setup custom zookeeper and zmq paths
 AC_ARG_ENABLE(dist,
   AS_HELP_STRING([--enable-dist],[enable dist support]),
   [enable_dist="yes"],[enable_dist="no"])
 AM_CONDITIONAL(DDIST, test "$enable_dist" = "yes")
 AC_ARG_WITH([dist],
     [AS_HELP_STRING([--with-dist=PATH], [prefix where dist libraries,i.e.
      zookeeper/zmq is installed])],
     [dist_prefix=$withval], [dist_prefix="/usr/local"])
 if test "$dist_prefix" == "yes"; then
     if test "$withval" == "yes"; then
         dist_prefix="/usr/local"
     fi
 fi
 if test x"$enable_dist" == x"yes"; then
   AC_CHECK_LIB([zookeeper_mt], [main], [], [
                 AC_MSG_ERROR([unable to find zookeeper library])
         ])
   AC_SEARCH_LIBS([zmq_ctx_new], [zmq], [], [
                   AC_MSG_ERROR([unable to find zmq_ctx_new() function])
         ])
   DIST_CFLAGS="-I$dist_prefix/include"
   DIST_LDFLAGS="-L$dist_prefix/lib"
   DIST_LIBS="-lzookeeper_mt -lzmq"
   LIBS="$LIBS $DIST_LIBS"
   LDFLAGS="$LDFLAGS $DIST_LDFLAGS"
   DEBUG+=" -DUSE_ZOOKEEPER -DUSE_ZMQ"
   AC_DEFINE(DDIST,[1],[Defined if dist should be used])
 else
   DIST_CFLAGS=""
   DIST_LDFLAGS=""
   DIST_LIBS=""
 fi
 AC_SUBST(DIST_CFLAGS)
 AC_SUBST(DIST_LDFLAGS)
 AC_SUBST(DIST_LIBS)

 # Setup custom lmdb paths
 AC_ARG_ENABLE(lmdb,
      AS_HELP_STRING([--enable-lmdb],[enable debug option]),
    [enable_lmdb=yes],[enable_lmdb=no])
 AM_CONDITIONAL(LMDB, test "$enable_lmdb" = yes)
 if test x"$enable_lmdb" = x"yes"; then
   AC_SEARCH_LIBS([mdb_env_create], [lmdb], [], [
     AC_MSG_ERROR([unable to find mdb_env_create() function])
     ])
   AC_DEFINE(LMDB, 1, [Enable Option layer])
 fi

 # Setup custom libhdfs paths
 AC_ARG_ENABLE(hdfs,
   AS_HELP_STRING([--enable-hdfs],[enable hdfs support]),
   [enable_hdfs=yes],[enable_hdfs=no])
 AM_CONDITIONAL(DHDFS, test "$enable_hdfs" = yes)
 AC_ARG_WITH([libhdfs],
     [AS_HELP_STRING([--with-libhdfs=PATH], [prefix where libhdfs is installed])],
     [hdfs_prefix=$withval], [hdfs_prefix="/usr/local"])
 if test "$hdfs_prefix" == "yes"; then
     if test "$withval" == "yes"; then
         cudnn_prefix="/usr/local"
     fi
 fi
 if test x"$enable_hdfs" != x"no"; then
   HDFS_CFLAGS="-I$hdfs_prefix/include"
   HDFS_LDFLAGS="-L$hdfs_prefix/lib"
   HDFS_LIBS="-lhdfs3"
   LIBS="$LIBS $HDFS_LIBS"
   LDFLAGS="$LDFLAGS $HDFS_LDFLAGS"
   DEBUG+=" -DUSE_HDFS"
   AC_DEFINE(DHDFS,[1],[Defined if HDFS should be used])
   AC_CHECK_LIB([hdfs3], [main], [], [
       AC_MSG_ERROR([unable to find hdfs3 library])
       ])
 else
   HDFS_CFLAGS=""
   HDFS_LDFLAGS=""
   HDFS_LIBS=""
 fi
 AC_SUBST(HDFS_CFLAGS)
 AC_SUBST(HDFS_LDFLAGS)
 AC_SUBST(HDFS_LIBS)

 # Setup for test args
 AC_ARG_ENABLE(test,
   AS_HELP_STRING([--enable-test],[enable singa test]),
   [enable_test=yes],[enable_test=no])
 AM_CONDITIONAL(SINGATEST, test "$enable_test" = yes)
 if test x"$enable_test" != x"no"; then
   PROGS+='singatest test '
   LTLIBS+='libgtest.la '
 else
   PROGS+=''
   LTLIBS+=''
 fi

 # Setup for debug args
 AC_ARG_ENABLE(debug,
   AS_HELP_STRING([--enable-debug],[enable debug mode]),
   [enable_debug=yes],[enable_debug=no])
 AM_CONDITIONAL(SINGADEBUG, [test "$enable_debug" = yes])
 if test x"$enable_debug" == x"yes"; then
   DEBUG+=' -g'
 else
   DEBUG+=' -O2'
 fi

 # Setup for python args
 AC_ARG_ENABLE(python,
     [AS_HELP_STRING([--enable-python],[enable python binding])],
     [enable_python=yes],[enable_python=no])
 AM_CONDITIONAL([PY], [test "enable_python" = "yes"])
 if test x"$enable_python" != x"no"; then
     AC_CHECK_PROG(PY_CHECK,python,yes)
     if test x"$PY_CHECK" != x"yes"; then
         AC_MSG_ERROR([Cannot find command "python". Please intall before make.])
     else
         PYLIBS="-lpython`python -V 2>&1 | awk '{print substr($2,1,3)}'`"
     fi
 fi
 AC_SUBST(PYLIBS)

 # Setup for python paths
 AC_ARG_WITH([python],
     [AS_HELP_STRING([--with-python=PATH],[prefix where python is installed])],
     [python_prefix=$withval],[python_prefix="/usr/include/python`python -V 2>&1 | awk '{print substr($2,1,3)}'`"])
 if test "$python_prefix" == "yes"; then
     if test "$withval" == "yes"; then
         python_prefix="/usr/include/python`python -V 2>&1 | awk '{print substr($2,1,3)}'`"
     fi
 fi
 if test x"$enable_python" != x"no"; then
     AC_MSG_CHECKING([Python.h in $python_prefix])
     if test -f "$python_prefix/Python.h"; then
         AC_MSG_RESULT([Python.h found])
         AC_DEFINE_UNQUOTED([PYTHON_PATH], ["$python_prefix"], [Path to python binary])
     else
         AC_MSG_RESULT([Python.h not found!])
         AC_MSG_FAILURE([Python.h was not found in $python_prefix])
     fi
     #AC_DEFINE(PY,[1],[Defined if PY should be used])
     PY_PROGS='_driver.la '
     PYFLAGS="-I$python_prefix "
 else
     PY_PROGS=''
     PYFLAGS=''
 fi
 AC_SUBST([PROGS])
 AC_SUBST([LTLIBS])
 AC_SUBST([DEBUG])
 AC_SUBST([PYFLAGS])
 AC_SUBST([PY_PROGS])

 # Checks for header files.
 AC_HEADER_STDC
 AC_CHECK_HEADERS([fcntl.h malloc.h stdlib.h])

 # Checks for typedefs, structures, and compiler characteristics.
 AC_HEADER_STDBOOL
 AC_C_CONST
 AC_C_INLINE
 AC_TYPE_SIZE_T
 AC_C_VOLATILE

 # Checks for library functions.
 AC_FUNC_MALLOC
 AC_FUNC_STAT
 AC_CHECK_FUNCS([gethostname memset mkdir pow sqrt])
 AC_OUTPUT(Makefile)
	#/**
	# * Copyright 2015 The Apache Software Foundation
	# *
	# * Licensed to the Apache Software Foundation (ASF) under one
	# * or more contributor license agreements. See the NOTICE file
	# * distributed with this work for additional information
	# * regarding copyright ownership. The ASF licenses this file
	# * to you under the Apache License, Version 2.0 (the
	# * "License"); you may not use this file except in compliance
	# * with the License. You may obtain a copy of the License at
	# *
	# * http://www.apache.org/licenses/LICENSE-2.0
	# *
	# * Unless required by applicable law or agreed to in writing, software
	# * distributed under the License is distributed on an "AS IS" BASIS,
	# * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# * See the License for the specific language governing permissions and
	# * limitations under the License.
	# */
	# -- Autoconf --
	# Process this file with autoconf to produce a configure script.

	AC_PREREQ(2.59)
	AC_INIT(singa, 0.1.0, dev@singa.incubator.apache.org)
	AC_CONFIG_AUX_DIR(config)
	AC_CONFIG_MACRO_DIR(config)
	AC_CONFIG_SRCDIR([src/utils/common.cc])
	AC_CONFIG_HEADER([config.h])
	AM_INIT_AUTOMAKE([subdir-objects foreign])
	m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
	ACLOCAL_AMFLAGS = -I m4 --install

	# Checks for programs.
	AC_PROG_CXX([g++])
	AC_PROG_CC
	AC_DISABLE_STATIC
	AC_PROG_LIBTOOL

	# Checks for libraries.
	AC_SEARCH_LIBS([cblas_sgemm], [openblas], [], [
	AC_MSG_ERROR([unable to find cblas_sgemm() function])
	])
	AC_SEARCH_LIBS([zmsg_new], [czmq], [], [
	AC_MSG_ERROR([unable to find zmsg_new() function])
	])
	AC_CHECK_LIB([glog], [main], [], [
	AC_MSG_ERROR([unable to find glog library])
	])
	AC_CHECK_LIB([protobuf], [main], [], [
	AC_MSG_ERROR([unable to find protobuf library])
	])

	PROGS=''
	LTLIBS=''

	# Setup custom CUDNN paths
	AC_ARG_ENABLE([cudnn],
	[AS_HELP_STRING(--enable-cudnn,enable CUDNN support)],
	[enable_cudnn="yes"], [enable_cudnn="no"])
	AM_CONDITIONAL(DCUDNN, [test "$enable_cudnn" = "yes"])
	AC_ARG_WITH([cudnn],
	[AS_HELP_STRING([--with-cudnn=PATH], [prefix where CUDNN is installed])],
	[cudnn_prefix=$withval], [cudnn_prefix="/usr/local/cudnn"])
	if test "$cudnn_prefix" == "yes"; then
	if test "$withval" == "yes"; then
	cudnn_prefix="/usr/local/cudnn"
	fi
	fi
	if test x"$enable_cudnn" == x"yes"; then
	CUDNN_CFLAGS="-I$cudnn_prefix/include"
	CUDNN_LDFLAGS="-L$cudnn_prefix/lib64 -L$cudnn_prefix/lib"
	CUDNN_LIBS="-lcudnn"
	LIBS="$LIBS $CUDNN_LIBS"
	LDFLAGS="$LDFLAGS $CUDNN_LDFLAGS"
	DEBUG="-DUSE_CUDNN"
	AC_DEFINE(DCUDNN,[1],[Defined if CUDNN should be used])
	AC_CHECK_LIB([cudnn], [main], [], [
	AC_MSG_ERROR([unable to find cudnn library])
	])
	else
	CUDNN_CFLAGS=""
	CUDNN_LDFLAGS=""
	CUDNN_LIBS=""
	fi
	AC_SUBST(CUDNN_CFLAGS)
	AC_SUBST(CUDNN_LDFLAGS)
	AC_SUBST(CUDNN_LIBS)

	# Setup custom CUDA paths
	AC_ARG_ENABLE(cuda,
	[AS_HELP_STRING(--enable-cuda,enable CUDA support)],
	cudaval="yes",
	cudaval="no")
	AM_CONDITIONAL(DCUDA, [test "$cudaval" = "yes"])
	AC_ARG_WITH([cuda],
	[AS_HELP_STRING(
	[--with-cuda=PATH],
	[prefix where CUDA is installed])],
	[cuda_prefix=$withval],
	[cuda_prefix="/usr/local/cuda"])
	if test "$cuda_prefix" == "yes"; then
	if test "$withval" == "yes"; then
	cuda_prefix="/usr/local/cuda"
	fi
	fi
	if test x"$cudaval" = x"yes"; then
	AC_MSG_CHECKING([nvcc in $cuda_prefix/bin])
	if test -x "$cuda_prefix/bin/nvcc"; then
	AC_MSG_RESULT([found])
	AC_DEFINE_UNQUOTED([NVCC_PATH], ["$cuda_prefix/bin/nvcc"], [Path to nvcc binary])
	else
	AC_MSG_RESULT([not found!])
	AC_MSG_FAILURE([nvcc was not found in $cuda_prefix/bin])
	fi
	CUDA_CFLAGS="-I$cuda_prefix/include"
	CUDA_LDFLAGS="-L$cuda_prefix/lib64 -L$cuda_prefix/lib"
	CUDA_LIBS="-lcublas -lcudart -lcurand"
	LIBS="$LIBS $CUDA_LIBS"
	LDFLAGS="$LDFLAGS $CUDA_LDFLAGS -L./"
	LIBTOOL='LD_LIBRARY_PATH=$(PWD) $(SHELL) $(top_builddir)/libtool'
	NVCC="nvcc"
	DEBUG+=" -DUSE_GPU"
	AC_DEFINE(DCUDA,[1],[Defined if CUDA should be used])
	AC_CHECK_LIB([cublas], [main], [], [
	AC_MSG_ERROR([unable to find cuda library])
	])
	AC_CHECK_LIB([cudart], [main], [], [
	AC_MSG_ERROR([unable to find cudart library])
	])
	AC_CHECK_LIB([curand], [main], [], [
	AC_MSG_ERROR([unable to find curand library])
	])
	else
	CUDA_CFLAGS=""
	CUDA_LDFLAGS=""
	CUDA_LIBS=""
	NVCC=""
	DEBUG="-DCPU_ONLY"
	fi
	AC_SUBST(LIBTOOL)
	AC_SUBST(NVCC)
	AC_SUBST(CUDA_LDFLAGS)
	AC_SUBST(CUDA_LIBS)
	AC_SUBST(CUDA_CFLAGS)

	# Setup custom zookeeper and zmq paths
	AC_ARG_ENABLE(dist,
	AS_HELP_STRING([--enable-dist],[enable dist support]),
	[enable_dist="yes"],[enable_dist="no"])
	AM_CONDITIONAL(DDIST, test "$enable_dist" = "yes")
	AC_ARG_WITH([dist],
	[AS_HELP_STRING([--with-dist=PATH], [prefix where dist libraries,i.e.
	zookeeper/zmq is installed])],
	[dist_prefix=$withval], [dist_prefix="/usr/local"])
	if test "$dist_prefix" == "yes"; then
	if test "$withval" == "yes"; then
	dist_prefix="/usr/local"
	fi
	fi
	if test x"$enable_dist" == x"yes"; then
	AC_CHECK_LIB([zookeeper_mt], [main], [], [
	AC_MSG_ERROR([unable to find zookeeper library])
	])
	AC_SEARCH_LIBS([zmq_ctx_new], [zmq], [], [
	AC_MSG_ERROR([unable to find zmq_ctx_new() function])
	])
	DIST_CFLAGS="-I$dist_prefix/include"
	DIST_LDFLAGS="-L$dist_prefix/lib"
	DIST_LIBS="-lzookeeper_mt -lzmq"
	LIBS="$LIBS $DIST_LIBS"
	LDFLAGS="$LDFLAGS $DIST_LDFLAGS"
	DEBUG+=" -DUSE_ZOOKEEPER -DUSE_ZMQ"
	AC_DEFINE(DDIST,[1],[Defined if dist should be used])
	else
	DIST_CFLAGS=""
	DIST_LDFLAGS=""
	DIST_LIBS=""
	fi
	AC_SUBST(DIST_CFLAGS)
	AC_SUBST(DIST_LDFLAGS)
	AC_SUBST(DIST_LIBS)

	# Setup custom lmdb paths
	AC_ARG_ENABLE(lmdb,
	AS_HELP_STRING([--enable-lmdb],[enable debug option]),
	[enable_lmdb=yes],[enable_lmdb=no])
	AM_CONDITIONAL(LMDB, test "$enable_lmdb" = yes)
	if test x"$enable_lmdb" = x"yes"; then
	AC_SEARCH_LIBS([mdb_env_create], [lmdb], [], [
	AC_MSG_ERROR([unable to find mdb_env_create() function])
	])
	AC_DEFINE(LMDB, 1, [Enable Option layer])
	fi

	# Setup custom libhdfs paths
	AC_ARG_ENABLE(hdfs,
	AS_HELP_STRING([--enable-hdfs],[enable hdfs support]),
	[enable_hdfs=yes],[enable_hdfs=no])
	AM_CONDITIONAL(DHDFS, test "$enable_hdfs" = yes)
	AC_ARG_WITH([libhdfs],
	[AS_HELP_STRING([--with-libhdfs=PATH], [prefix where libhdfs is installed])],
	[hdfs_prefix=$withval], [hdfs_prefix="/usr/local"])
	if test "$hdfs_prefix" == "yes"; then
	if test "$withval" == "yes"; then
	cudnn_prefix="/usr/local"
	fi
	fi
	if test x"$enable_hdfs" != x"no"; then
	HDFS_CFLAGS="-I$hdfs_prefix/include"
	HDFS_LDFLAGS="-L$hdfs_prefix/lib"
	HDFS_LIBS="-lhdfs3"
	LIBS="$LIBS $HDFS_LIBS"
	LDFLAGS="$LDFLAGS $HDFS_LDFLAGS"
	DEBUG+=" -DUSE_HDFS"
	AC_DEFINE(DHDFS,[1],[Defined if HDFS should be used])
	AC_CHECK_LIB([hdfs3], [main], [], [
	AC_MSG_ERROR([unable to find hdfs3 library])
	])
	else
	HDFS_CFLAGS=""
	HDFS_LDFLAGS=""
	HDFS_LIBS=""
	fi
	AC_SUBST(HDFS_CFLAGS)
	AC_SUBST(HDFS_LDFLAGS)
	AC_SUBST(HDFS_LIBS)

	# Setup for test args
	AC_ARG_ENABLE(test,
	AS_HELP_STRING([--enable-test],[enable singa test]),
	[enable_test=yes],[enable_test=no])
	AM_CONDITIONAL(SINGATEST, test "$enable_test" = yes)
	if test x"$enable_test" != x"no"; then
	PROGS+='singatest test '
	LTLIBS+='libgtest.la '
	else
	PROGS+=''
	LTLIBS+=''
	fi

	# Setup for debug args
	AC_ARG_ENABLE(debug,
	AS_HELP_STRING([--enable-debug],[enable debug mode]),
	[enable_debug=yes],[enable_debug=no])
	AM_CONDITIONAL(SINGADEBUG, [test "$enable_debug" = yes])
	if test x"$enable_debug" == x"yes"; then
	DEBUG+=' -g'
	else
	DEBUG+=' -O2'
	fi

	# Setup for python args
	AC_ARG_ENABLE(python,
	[AS_HELP_STRING([--enable-python],[enable python binding])],
	[enable_python=yes],[enable_python=no])
	AM_CONDITIONAL([PY], [test "enable_python" = "yes"])
	if test x"$enable_python" != x"no"; then
	AC_CHECK_PROG(PY_CHECK,python,yes)
	if test x"$PY_CHECK" != x"yes"; then
	AC_MSG_ERROR([Cannot find command "python". Please intall before make.])
	else
	PYLIBS="-lpython`python -V 2>&1 \| awk '{print substr($2,1,3)}'`"
	fi
	fi
	AC_SUBST(PYLIBS)

	# Setup for python paths
	AC_ARG_WITH([python],
	[AS_HELP_STRING([--with-python=PATH],[prefix where python is installed])],
	[python_prefix=$withval],[python_prefix="/usr/include/python`python -V 2>&1 \| awk '{print substr($2,1,3)}'`"])
	if test "$python_prefix" == "yes"; then
	if test "$withval" == "yes"; then
	python_prefix="/usr/include/python`python -V 2>&1 \| awk '{print substr($2,1,3)}'`"
	fi
	fi
	if test x"$enable_python" != x"no"; then
	AC_MSG_CHECKING([Python.h in $python_prefix])
	if test -f "$python_prefix/Python.h"; then
	AC_MSG_RESULT([Python.h found])
	AC_DEFINE_UNQUOTED([PYTHON_PATH], ["$python_prefix"], [Path to python binary])
	else
	AC_MSG_RESULT([Python.h not found!])
	AC_MSG_FAILURE([Python.h was not found in $python_prefix])
	fi
	#AC_DEFINE(PY,[1],[Defined if PY should be used])
	PY_PROGS='_driver.la '
	PYFLAGS="-I$python_prefix "
	else
	PY_PROGS=''
	PYFLAGS=''
	fi
	AC_SUBST([PROGS])
	AC_SUBST([LTLIBS])
	AC_SUBST([DEBUG])
	AC_SUBST([PYFLAGS])
	AC_SUBST([PY_PROGS])

	# Checks for header files.
	AC_HEADER_STDC
	AC_CHECK_HEADERS([fcntl.h malloc.h stdlib.h])

	# Checks for typedefs, structures, and compiler characteristics.
	AC_HEADER_STDBOOL
	AC_C_CONST
	AC_C_INLINE
	AC_TYPE_SIZE_T
	AC_C_VOLATILE

	# Checks for library functions.
	AC_FUNC_MALLOC
	AC_FUNC_STAT
	AC_CHECK_FUNCS([gethostname memset mkdir pow sqrt])
	AC_OUTPUT(Makefile)