configure.ac - xerces-c - Git at Google

 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 #

 #
 # 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.
 #

 #
 # $Id$
 #

 AC_PREREQ(2.60)
 AC_INIT([xerces-c],[4.0.0])
 INTERFACE_VERSION=4.0
 GRAMMAR_SERIALIZATION_LEVEL=7

 XERCES_VERSION_MAJOR=$(echo $PACKAGE_VERSION | cut -d. -f1)
 XERCES_VERSION_MINOR=$(echo $PACKAGE_VERSION | cut -d. -f2)
 XERCES_VERSION_REVISION=$(echo $PACKAGE_VERSION | cut -d. -f3)

 INTERFACE_VERSION_MAJOR=$(echo $INTERFACE_VERSION | cut -d. -f1)
 INTERFACE_VERSION_MINOR=$(echo $INTERFACE_VERSION | cut -d. -f2)

 INTERFACE_VERSION_D="${INTERFACE_VERSION_MAJOR}.${INTERFACE_VERSION_MINOR}"
 INTERFACE_VERSION_U="${INTERFACE_VERSION_MAJOR}_${INTERFACE_VERSION_MINOR}"

 AC_SUBST([XERCES_VERSION_MAJOR])
 AC_SUBST([XERCES_VERSION_MINOR])
 AC_SUBST([XERCES_VERSION_REVISION])
 AC_SUBST([INTERFACE_VERSION_MAJOR])
 AC_SUBST([INTERFACE_VERSION_MINOR])
 AC_SUBST([INTERFACE_VERSION_D])
 AC_SUBST([INTERFACE_VERSION_U])

 AC_DEFINE_UNQUOTED([XERCES_VERSION_MAJOR], $XERCES_VERSION_MAJOR, [Definition of Xerces major version])
 AC_DEFINE_UNQUOTED([XERCES_VERSION_MINOR], $XERCES_VERSION_MINOR, [Definition of Xerces minor version])
 AC_DEFINE_UNQUOTED([XERCES_VERSION_REVISION], $XERCES_VERSION_REVISION, [Definition of Xerces patch version])

 AC_DEFINE_UNQUOTED([INTERFACE_VERSION_MAJOR], $INTERFACE_VERSION_MAJOR, [Definition of Xerces interface major version])
 AC_DEFINE_UNQUOTED([INTERFACE_VERSION_MINOR], $INTERFACE_VERSION_MINOR, [Definition of Xerces interface minor version])

 AC_DEFINE_UNQUOTED([XERCES_GRAMMAR_SERIALIZATION_LEVEL], $GRAMMAR_SERIALIZATION_LEVEL, [Definition of Xerces grammar serialization level])

 AC_CONFIG_SRCDIR([src/Makefile.am])
 AC_CONFIG_LIBOBJ_DIR([src])
 AC_CONFIG_AUX_DIR([config])
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_HEADERS([config.h src/xercesc/util/Xerces_autoconf_config.hpp])
 AC_CONFIG_HEADER([src/xercesc/util/XercesVersion.hpp])
 AC_CONFIG_FILES([Makefile
                  doc/Makefile
                  doc/Doxyfile
                  doc/style/dtd/entities.ent
                  src/Makefile
                  tests/Makefile
                  samples/Makefile
 		 xerces-c.pc
                  scripts/run-test])

 # Check the target system
 AC_CANONICAL_HOST

 # Initialize automake
 AM_SILENT_RULES([yes])
 AM_INIT_AUTOMAKE([foreign subdir-objects dist-bzip2 tar-ustar])
 AM_MAINTAINER_MODE

 # Checks for C++ standard version
 AX_CXX_COMPILE_STDCXX([17], [ext], [optional])
 if test "$HAVE_CXX17" = "0"; then
   AX_CXX_COMPILE_STDCXX([14], [ext], [optional])
   if test "$HAVE_CXX14" = "0"; then
     AX_CXX_COMPILE_STDCXX([11], [ext], [optional])
   fi
 fi

 # Check if rpath is disabled
 AC_MSG_CHECKING(whether to use rpath)
 AC_ARG_ENABLE(rpath,
 	[AC_HELP_STRING([--disable-rpath],
 			[Patches libtool to not use rpath in the libraries produced.])],
 	[xerces_cv_rpath="$enable_rpath"], [xerces_cv_rpath="yes"])
 AC_MSG_RESULT($xerces_cv_rpath)

 # Checks for programs.
 AC_PROG_CXX
 # Use the C++ compiler for the compile tests
 AC_LANG(C++)
 # used by "make check"
 AC_PROG_SED
 #it would be nice to also check for PERL...
 #AC_PROG_PERL

 #skip detection of Fortran
 m4_undefine([AC_PROG_F77])
 m4_defun([AC_PROG_F77],[])

 AC_PROG_LN_S
 AC_LIBTOOL_WIN32_DLL
 AC_PROG_LIBTOOL
 AM_PROG_CC_C_O

 AS_IF([test x$AR = xfalse],
 	AC_MSG_ERROR([Cannot find a valid 'ar' tool]))

 # Patch libtool to not use rpath if requested.
 #
 AC_CONFIG_COMMANDS([libtool-rpath-patch],
 [if test "$libtool_patch_use_rpath" = "no"; then
    echo config.status: patching libtool to not use rpath
    sed < libtool > libtool-2 's/^hardcode_libdir_flag_spec.*$'/'hardcode_libdir_flag_spec=" -D__LIBTOOL_NO_RPATH__ "/'
    mv libtool-2 libtool
    chmod 755 libtool
 fi],
 [libtool_patch_use_rpath=$xerces_cv_rpath])

 # Export information on whether we are building static/shared libraries.
 # enable_shared and enable_static are defined by AC_PROG_LIBTOOL.
 #
 AC_SUBST([BUILD_SHARED], [$enable_shared])
 AC_SUBST([BUILD_STATIC], [$enable_static])

 # Checks for header files.
 AC_HEADER_STDC
 AC_HEADER_TIME
 AC_CHECK_HEADERS([arpa/inet.h fcntl.h float.h langinfo.h limits.h locale.h \
                   memory.h netdb.h netinet/in.h nl_types.h stddef.h \
                   sys/param.h sys/socket.h sys/time.h sys/timeb.h \
                   unistd.h wchar.h wctype.h \
                   CoreServices/CoreServices.h \
                   endian.h machine/endian.h arpa/nameser_compat.h \
                  ])

 # Checks for typedefs, structures, and compiler characteristics.
 AC_HEADER_STDBOOL

 AC_CHECK_SIZEOF(wchar_t)

 ACX_PTHREAD

 # Checks for library functions.
 #AC_FUNC_ERROR_AT_LINE
 #AC_FUNC_MALLOC
 #AC_FUNC_MEMCMP
 #AC_FUNC_STRCOLL
 #AC_FUNC_STRTOD
 AC_CHECK_FUNCS([getcwd pathconf realpath \
 		getaddrinfo gethostbyaddr gethostbyname socket \
 		clock_gettime ftime gettimeofday timegm gmtime_r \
 		memmove memset nl_langinfo setlocale localeconv \
 		strcasecmp strncasecmp stricmp strnicmp strchr strdup \
 		strrchr strstr strtol strtoul snprintf \
 		towupper towlower mblen \
 		wcsupr wcslwr wcsnicmp wcsicmp \
 		])

 # Some Unix systems, like Gnu Hurd, don't define PATH_MAX
 AC_MSG_CHECKING([for PATH_MAX])
 AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <limits.h>]],
                                     [[char dummy[PATH_MAX];]])],
                    [
                       AC_MSG_RESULT([yes])
                       AC_DEFINE_UNQUOTED([HAVE_PATH_MAX], 1, [Define to 1 if you have the PATH_MAX macro.])
                     ],
                     [
                       AC_MSG_RESULT([no])
                       AC_DEFINE_UNQUOTED([HAVE_PATH_MAX], 0, [Define to 1 if you have the PATH_MAX macro.])
                     ]
                  )

 # The check for mbrlen, wcsrtombs and mbsrtowcs gives a false
 # positive on HP-UX, so we use a different snippet to set the
 # corresponding macro
 # Furthermore, OpenBSD 5.1 doesn't follow the standard that states
 # that the "src" pointer must be set to NULL when a \0 has been
 # converted in the source data, a behaviour that we rely on
 # So we also check for this scenario before using these functions
 AC_MSG_CHECKING([for mbrlen])
 AC_COMPILE_IFELSE(  [AC_LANG_PROGRAM([[#include <wchar.h>]],
                                      [[mbstate_t st; mbrlen( "t", 5, &st );]])],
                     [
                       AC_MSG_RESULT([yes])
                       AC_DEFINE_UNQUOTED([HAVE_MBRLEN], 1, [Define to 1 if you have the `mbrlen' function.])
                     ],
                     [
                       AC_MSG_RESULT([no])
                       AC_DEFINE_UNQUOTED([HAVE_MBRLEN], 0, [Define to 1 if you have the `mbrlen' function.])
                     ]
                  )
 AC_MSG_CHECKING([for wcsrtombs])
 AC_RUN_IFELSE(  [AC_LANG_PROGRAM([[#include <wchar.h>
 #include <cstring>]],
                                  [[
 mbstate_t st;
 memset(&st, 0, sizeof(st));
 char buffer[32];
 const wchar_t* src=L"help";
 wcsrtombs(buffer, &src, 32, &st);
 if(src==0)
     return 0;
 else
     return 1;]])],
                     [
                       AC_MSG_RESULT([yes])
                       AC_DEFINE_UNQUOTED([HAVE_WCSRTOMBS], 1, [Define to 1 if you have the `wcsrtombs' function.])
                     ],
                     [
                       AC_MSG_RESULT([no])
                       AC_DEFINE_UNQUOTED([HAVE_WCSRTOMBS], 0, [Define to 1 if you have the `wcsrtombs' function.])
                     ]
                  )
 AC_MSG_CHECKING([for mbsrtowcs])
 AC_RUN_IFELSE(  [AC_LANG_PROGRAM([[#include <wchar.h>
 #include <cstring>]],
                                  [[
 mbstate_t st;
 memset(&st, 0, sizeof(st));
 wchar_t buffer[32];
 const char* src="help";
 mbsrtowcs(buffer, &src, 32, &st);
 if(src==0)
     return 0;
 else
     return 1;]])],
                     [
                       AC_MSG_RESULT([yes])
                       AC_DEFINE_UNQUOTED([HAVE_MBSRTOWCS], 1, [Define to 1 if you have the `mbsrtowcs' function.])
                     ],
                     [
                       AC_MSG_RESULT([no])
                       AC_DEFINE_UNQUOTED([HAVE_MBSRTOWCS], 0, [Define to 1 if you have the `mbsrtowcs' function.])
                     ]
                  )

 AC_MSG_CHECKING([if iconv uses const pointers])
 AC_COMPILE_IFELSE(  [AC_LANG_PROGRAM([[#include <iconv.h>]],
                                      [[
                                        const char *fromPtr=0;
                                        size_t     fromLen=0;
                                        char       *toPtr=0;
                                        size_t     toLen=0;
                                        iconv_t    cv=0;
                                        iconv(cv, &fromPtr, &fromLen, &toPtr, &toLen);
                                       ]])],
                     [
                       AC_MSG_RESULT([yes])
                       AC_DEFINE_UNQUOTED([ICONV_USES_CONST_POINTER], 1, [Define to 1 if you have to use const char* with iconv, to 0 if you must use char*.])
                     ],
                     [
                       AC_MSG_RESULT([no])
                       AC_DEFINE_UNQUOTED([ICONV_USES_CONST_POINTER], 0, [Define to 1 if you have to use const char* with iconv, to 0 if you must use char*.])
                     ]
                  )

 AC_SUBST([SHREXT], [$shrext_cmds])

 #
 # Orchestrate the replacement of missing functions
 #
 AC_REPLACE_FUNCS([stricmp strnicmp towlower towupper])

 abs_top_srcdir=`cd $srcdir; pwd`
 AC_SUBST(abs_top_srcdir)
 abs_top_builddir=`pwd`
 AC_SUBST(abs_top_builddir)

 ######################################################
 # Look for availability of available packages
 ######################################################

 XERCES_PATH_DELIMITERS

 XERCES_MUTEXMGR_SELECTION
 XERCES_NETACCESSOR_SELECTION
 XERCES_TRANSCODER_SELECTION
 XERCES_MSGLOADER_SELECTION
 XERCES_FILEMGR_SELECTION

 # Allow the user to specify the pkgconfig directory.
 #
 AC_ARG_WITH(pkgconfigdir,
 	AC_HELP_STRING([--with-pkgconfigdir=DIR],[Specify location of pkgconfig dir (default is libdir/pkgconfig)]),
 	[pkgconfigdir=${withval}],
 	[pkgconfigdir='${libdir}/pkgconfig'])

 AC_SUBST([pkgconfigdir])

 # Allow the user to disable the SSE2 support
 #
 AC_ARG_ENABLE(sse2,
     AC_HELP_STRING([--disable-sse2],[disable SSE2 optimizations]),
     [have_sse2=${enableval}],
     [have_sse2=yes])

 ######################################################
 # Define some namespace-protected macros for use in the
 # publicly visible Xerces_autoconf_config.h file.
 ######################################################

 AS_IF([test x$ac_cv_header_sys_types_h = xyes],
 	AC_DEFINE([XERCES_HAVE_SYS_TYPES_H], 1, [Define to 1 if we have sys/types.h]))

 case $host in
 *-*-msdos* | *-*-mingw32* | *-*-cygwin* | *-*-windows* )
 	platform_export="__declspec(dllexport)"
 	platform_import="__declspec(dllimport)"
         template_extern=""
 	;;
 * )
 	platform_export=""
 	platform_import=""
         template_extern="extern"
 	;;
 esac

 AC_DEFINE_UNQUOTED([XERCES_PLATFORM_EXPORT], [$platform_export], [Define as the platform's export attribute])
 AC_DEFINE_UNQUOTED([XERCES_PLATFORM_IMPORT], [$platform_import], [Define as the platform's import attribute])
 AC_DEFINE_UNQUOTED([XERCES_TEMPLATE_EXTERN], [$template_extern], [Define as the platform's template extern attribute])

 XERCES_XMLCH_SELECTION

 if test "$have_sse2" = "yes"; then
     no_sse2_CXXFLAGS="$CXXFLAGS"

     save_CXXFLAGS="$CXXFLAGS"
     CXXFLAGS="$CXXFLAGS -msse2"
 	AC_MSG_CHECKING([whether we need to add -msse2])
 	AC_COMPILE_IFELSE(  [AC_LANG_PROGRAM([[#include <emmintrin.h>]], [[__m128i one;]])],
 						[msse2_ok=yes],
 						[msse2_ok=no]
 					 )
     AC_MSG_RESULT($msse2_ok)
     if test x"$msse2_ok" = xno; then
         CXXFLAGS="$save_CXXFLAGS"
     fi
 # Sun CC option test. Currently disabled since it doesn't work. Also note
 # that Sun CC will accept -msse2 (i.e., it won't fail) but will keep issuing
 # warnings. So if enabled this test needs to be moved before -msse2 and if
 # it passes, then -msse2 should be skipped.
 #
 #    save_CXXFLAGS="$CXXFLAGS"
 #    CXXFLAGS="$CXXFLAGS -xarch=sse2"
 #      AC_MSG_CHECKING([whether we need to add -xarch=sse2])
 #      AC_COMPILE_IFELSE(  [AC_LANG_PROGRAM([[#include <emmintrin.h>]], [[__m128i one;]])],
 #						[xarchsse2_ok=yes],
 #						[xarchsse2_ok=no]
 #					 )
 #    AC_MSG_RESULT($xarchsse2_ok)
 #    if test x"$xarchsse2_ok" = xno; then
 #        CXXFLAGS="$save_CXXFLAGS"
 #    fi

     AC_MSG_CHECKING([for intrin.h usability])
     AC_COMPILE_IFELSE(  [AC_LANG_PROGRAM([[#include <intrin.h>]],
                                          [[]])],
                         [
                           AC_MSG_RESULT([yes])
                           AC_DEFINE_UNQUOTED([XERCES_HAVE_INTRIN_H], 1, [Define to 1 if you have intrin.h])
                         ],
                         [
                           AC_MSG_RESULT([no])
                         ]
                      )
     AC_MSG_CHECKING([for emmintrin.h usability])
     AC_COMPILE_IFELSE(  [AC_LANG_PROGRAM([[#include <emmintrin.h>]],
                                          [[]])],
                         [
                           AC_MSG_RESULT([yes])
                           AC_DEFINE_UNQUOTED([XERCES_HAVE_EMMINTRIN_H], 1, [Define to 1 if you have emmintrin.h])
                         ],
                         [
                           AC_MSG_RESULT([no])
                         ]
                      )
     AC_MSG_CHECKING([for cpuid.h usability])
     AC_COMPILE_IFELSE(  [AC_LANG_PROGRAM([[#include <cpuid.h>]],
                                          [[]])],
                         [
                           AC_MSG_RESULT([yes])
                           AC_DEFINE_UNQUOTED([HAVE_CPUID_H], 1, [Define to 1 if you have cpuid.h])
                         ],
                         [
                           AC_MSG_RESULT([no])
                         ]
                      )

 	AC_MSG_CHECKING([whether the compiler has the CPUID intrinsic])
 	AC_COMPILE_IFELSE(  [AC_LANG_PROGRAM([[#include <intrin.h>]],
 										 [[int CPUInfo[4];
 										   __cpuid(CPUInfo, 1);
 										 ]])],
 						[
 						  AC_MSG_RESULT([yes])
 						  AC_DEFINE_UNQUOTED([XERCES_HAVE_CPUID_INTRINSIC], 1, [Define to have SSE2 instruction support detected at runtime using __cpuid])
 						],
 						[
 						  AC_MSG_RESULT([no])
 						]
 					 )

 	AC_MSG_CHECKING([whether the compiler has the _get_cpuid intrinsic])
 	AC_COMPILE_IFELSE(  [AC_LANG_PROGRAM([[#include <cpuid.h>]],
 										 [[unsigned int eax, ebx, ecx, edx;
                                            __get_cpuid (1, &eax, &ebx, &ecx, &edx);
 										 ]])],
 						[
 						  AC_MSG_RESULT([yes])
 						  AC_DEFINE_UNQUOTED([XERCES_HAVE_GETCPUID], 1, [Define to have SSE2 instruction support detected at runtime using __get_cpuid])
 						],
 						[
 						  AC_MSG_RESULT([no])
 						]
 					 )

 	AC_MSG_CHECKING([whether the compiler has the SSE2 intrinsic])
 	AC_COMPILE_IFELSE(  [AC_LANG_PROGRAM([[#include <emmintrin.h>]],
 										 [[__m128i* one=(__m128i*)_mm_malloc(4, 16);
 										   __m128i* two=(__m128i*)_mm_malloc(4, 16);
 										   __m128i xmm1 = _mm_load_si128(one);
 										   __m128i xmm2 = _mm_load_si128(two);
 										   __m128i xmm3 = _mm_or_si128(xmm1, xmm2);
 										   _mm_store_si128(one, xmm3);
 										   _mm_free(one);
 										   _mm_free(two);
 										 ]])],
 						[
 						  AC_MSG_RESULT([yes])
 						  sse2_usable=yes
 						  AC_DEFINE_UNQUOTED([XERCES_HAVE_SSE2_INTRINSIC], 1, [Define to have SSE2 instruction used at runtime])
 						],
 						[
 						  AC_MSG_RESULT([no])
                                                   sse2_usable=no
 						]

 					 )
   # Restore original CXXFLAGS if SSE2 is not usable.
   #
   if test "$sse2_usable" = "no"; then
     CXXFLAGS="$no_sse2_CXXFLAGS"
   fi
 fi

 AC_OUTPUT

 AC_MSG_NOTICE
 AC_MSG_NOTICE([Report:])
 AC_MSG_NOTICE([  File Manager: $filemgr])
 AC_MSG_NOTICE([  Mutex Manager: $mutexmgr])
 AC_MSG_NOTICE([  Transcoder: $transcoder])
 AC_MSG_NOTICE([  NetAccessor: $netaccessor])
 AC_MSG_NOTICE([  Message Loader: $msgloader])
 AC_MSG_NOTICE([  XMLCh Type: $xmlch])
	# -- Autoconf --
	# Process this file with autoconf to produce a configure script.
	#

	#
	# 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.
	#

	#
	# $Id$
	#

	AC_PREREQ(2.60)
	AC_INIT([xerces-c],[4.0.0])
	INTERFACE_VERSION=4.0
	GRAMMAR_SERIALIZATION_LEVEL=7

	XERCES_VERSION_MAJOR=$(echo $PACKAGE_VERSION \| cut -d. -f1)
	XERCES_VERSION_MINOR=$(echo $PACKAGE_VERSION \| cut -d. -f2)
	XERCES_VERSION_REVISION=$(echo $PACKAGE_VERSION \| cut -d. -f3)

	INTERFACE_VERSION_MAJOR=$(echo $INTERFACE_VERSION \| cut -d. -f1)
	INTERFACE_VERSION_MINOR=$(echo $INTERFACE_VERSION \| cut -d. -f2)

	INTERFACE_VERSION_D="${INTERFACE_VERSION_MAJOR}.${INTERFACE_VERSION_MINOR}"
	INTERFACE_VERSION_U="${INTERFACE_VERSION_MAJOR}_${INTERFACE_VERSION_MINOR}"

	AC_SUBST([XERCES_VERSION_MAJOR])
	AC_SUBST([XERCES_VERSION_MINOR])
	AC_SUBST([XERCES_VERSION_REVISION])
	AC_SUBST([INTERFACE_VERSION_MAJOR])
	AC_SUBST([INTERFACE_VERSION_MINOR])
	AC_SUBST([INTERFACE_VERSION_D])
	AC_SUBST([INTERFACE_VERSION_U])

	AC_DEFINE_UNQUOTED([XERCES_VERSION_MAJOR], $XERCES_VERSION_MAJOR, [Definition of Xerces major version])
	AC_DEFINE_UNQUOTED([XERCES_VERSION_MINOR], $XERCES_VERSION_MINOR, [Definition of Xerces minor version])
	AC_DEFINE_UNQUOTED([XERCES_VERSION_REVISION], $XERCES_VERSION_REVISION, [Definition of Xerces patch version])

	AC_DEFINE_UNQUOTED([INTERFACE_VERSION_MAJOR], $INTERFACE_VERSION_MAJOR, [Definition of Xerces interface major version])
	AC_DEFINE_UNQUOTED([INTERFACE_VERSION_MINOR], $INTERFACE_VERSION_MINOR, [Definition of Xerces interface minor version])

	AC_DEFINE_UNQUOTED([XERCES_GRAMMAR_SERIALIZATION_LEVEL], $GRAMMAR_SERIALIZATION_LEVEL, [Definition of Xerces grammar serialization level])

	AC_CONFIG_SRCDIR([src/Makefile.am])
	AC_CONFIG_LIBOBJ_DIR([src])
	AC_CONFIG_AUX_DIR([config])
	AC_CONFIG_MACRO_DIR([m4])
	AC_CONFIG_HEADERS([config.h src/xercesc/util/Xerces_autoconf_config.hpp])
	AC_CONFIG_HEADER([src/xercesc/util/XercesVersion.hpp])
	AC_CONFIG_FILES([Makefile
	doc/Makefile
	doc/Doxyfile
	doc/style/dtd/entities.ent
	src/Makefile
	tests/Makefile
	samples/Makefile
	xerces-c.pc
	scripts/run-test])

	# Check the target system
	AC_CANONICAL_HOST

	# Initialize automake
	AM_SILENT_RULES([yes])
	AM_INIT_AUTOMAKE([foreign subdir-objects dist-bzip2 tar-ustar])
	AM_MAINTAINER_MODE

	# Checks for C++ standard version
	AX_CXX_COMPILE_STDCXX([17], [ext], [optional])
	if test "$HAVE_CXX17" = "0"; then
	AX_CXX_COMPILE_STDCXX([14], [ext], [optional])
	if test "$HAVE_CXX14" = "0"; then
	AX_CXX_COMPILE_STDCXX([11], [ext], [optional])
	fi
	fi

	# Check if rpath is disabled
	AC_MSG_CHECKING(whether to use rpath)
	AC_ARG_ENABLE(rpath,
	[AC_HELP_STRING([--disable-rpath],
	[Patches libtool to not use rpath in the libraries produced.])],
	[xerces_cv_rpath="$enable_rpath"], [xerces_cv_rpath="yes"])
	AC_MSG_RESULT($xerces_cv_rpath)

	# Checks for programs.
	AC_PROG_CXX
	# Use the C++ compiler for the compile tests
	AC_LANG(C++)
	# used by "make check"
	AC_PROG_SED
	#it would be nice to also check for PERL...
	#AC_PROG_PERL

	#skip detection of Fortran
	m4_undefine([AC_PROG_F77])
	m4_defun([AC_PROG_F77],[])

	AC_PROG_LN_S
	AC_LIBTOOL_WIN32_DLL
	AC_PROG_LIBTOOL
	AM_PROG_CC_C_O

	AS_IF([test x$AR = xfalse],
	AC_MSG_ERROR([Cannot find a valid 'ar' tool]))

	# Patch libtool to not use rpath if requested.
	#
	AC_CONFIG_COMMANDS([libtool-rpath-patch],
	[if test "$libtool_patch_use_rpath" = "no"; then
	echo config.status: patching libtool to not use rpath
	sed < libtool > libtool-2 's/^hardcode_libdir_flag_spec.*$'/'hardcode_libdir_flag_spec=" -D__LIBTOOL_NO_RPATH__ "/'
	mv libtool-2 libtool
	chmod 755 libtool
	fi],
	[libtool_patch_use_rpath=$xerces_cv_rpath])

	# Export information on whether we are building static/shared libraries.
	# enable_shared and enable_static are defined by AC_PROG_LIBTOOL.
	#
	AC_SUBST([BUILD_SHARED], [$enable_shared])
	AC_SUBST([BUILD_STATIC], [$enable_static])

	# Checks for header files.
	AC_HEADER_STDC
	AC_HEADER_TIME
	AC_CHECK_HEADERS([arpa/inet.h fcntl.h float.h langinfo.h limits.h locale.h \
	memory.h netdb.h netinet/in.h nl_types.h stddef.h \
	sys/param.h sys/socket.h sys/time.h sys/timeb.h \
	unistd.h wchar.h wctype.h \
	CoreServices/CoreServices.h \
	endian.h machine/endian.h arpa/nameser_compat.h \
	])

	# Checks for typedefs, structures, and compiler characteristics.
	AC_HEADER_STDBOOL

	AC_CHECK_SIZEOF(wchar_t)

	ACX_PTHREAD

	# Checks for library functions.
	#AC_FUNC_ERROR_AT_LINE
	#AC_FUNC_MALLOC
	#AC_FUNC_MEMCMP
	#AC_FUNC_STRCOLL
	#AC_FUNC_STRTOD
	AC_CHECK_FUNCS([getcwd pathconf realpath \
	getaddrinfo gethostbyaddr gethostbyname socket \
	clock_gettime ftime gettimeofday timegm gmtime_r \
	memmove memset nl_langinfo setlocale localeconv \
	strcasecmp strncasecmp stricmp strnicmp strchr strdup \
	strrchr strstr strtol strtoul snprintf \
	towupper towlower mblen \
	wcsupr wcslwr wcsnicmp wcsicmp \
	])

	# Some Unix systems, like Gnu Hurd, don't define PATH_MAX
	AC_MSG_CHECKING([for PATH_MAX])
	AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <limits.h>]],
	[[char dummy[PATH_MAX];]])],
	[
	AC_MSG_RESULT([yes])
	AC_DEFINE_UNQUOTED([HAVE_PATH_MAX], 1, [Define to 1 if you have the PATH_MAX macro.])
	],
	[
	AC_MSG_RESULT([no])
	AC_DEFINE_UNQUOTED([HAVE_PATH_MAX], 0, [Define to 1 if you have the PATH_MAX macro.])
	]
	)

	# The check for mbrlen, wcsrtombs and mbsrtowcs gives a false
	# positive on HP-UX, so we use a different snippet to set the
	# corresponding macro
	# Furthermore, OpenBSD 5.1 doesn't follow the standard that states
	# that the "src" pointer must be set to NULL when a \0 has been
	# converted in the source data, a behaviour that we rely on
	# So we also check for this scenario before using these functions
	AC_MSG_CHECKING([for mbrlen])
	AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <wchar.h>]],
	[[mbstate_t st; mbrlen( "t", 5, &st );]])],
	[
	AC_MSG_RESULT([yes])
	AC_DEFINE_UNQUOTED([HAVE_MBRLEN], 1, [Define to 1 if you have the `mbrlen' function.])
	],
	[
	AC_MSG_RESULT([no])
	AC_DEFINE_UNQUOTED([HAVE_MBRLEN], 0, [Define to 1 if you have the `mbrlen' function.])
	]
	)
	AC_MSG_CHECKING([for wcsrtombs])
	AC_RUN_IFELSE( [AC_LANG_PROGRAM([[#include <wchar.h>
	#include <cstring>]],
	[[
	mbstate_t st;
	memset(&st, 0, sizeof(st));
	char buffer[32];
	const wchar_t* src=L"help";
	wcsrtombs(buffer, &src, 32, &st);
	if(src==0)
	return 0;
	else
	return 1;]])],
	[
	AC_MSG_RESULT([yes])
	AC_DEFINE_UNQUOTED([HAVE_WCSRTOMBS], 1, [Define to 1 if you have the `wcsrtombs' function.])
	],
	[
	AC_MSG_RESULT([no])
	AC_DEFINE_UNQUOTED([HAVE_WCSRTOMBS], 0, [Define to 1 if you have the `wcsrtombs' function.])
	]
	)
	AC_MSG_CHECKING([for mbsrtowcs])
	AC_RUN_IFELSE( [AC_LANG_PROGRAM([[#include <wchar.h>
	#include <cstring>]],
	[[
	mbstate_t st;
	memset(&st, 0, sizeof(st));
	wchar_t buffer[32];
	const char* src="help";
	mbsrtowcs(buffer, &src, 32, &st);
	if(src==0)
	return 0;
	else
	return 1;]])],
	[
	AC_MSG_RESULT([yes])
	AC_DEFINE_UNQUOTED([HAVE_MBSRTOWCS], 1, [Define to 1 if you have the `mbsrtowcs' function.])
	],
	[
	AC_MSG_RESULT([no])
	AC_DEFINE_UNQUOTED([HAVE_MBSRTOWCS], 0, [Define to 1 if you have the `mbsrtowcs' function.])
	]
	)

	AC_MSG_CHECKING([if iconv uses const pointers])
	AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <iconv.h>]],
	[[
	const char *fromPtr=0;
	size_t fromLen=0;
	char *toPtr=0;
	size_t toLen=0;
	iconv_t cv=0;
	iconv(cv, &fromPtr, &fromLen, &toPtr, &toLen);
	]])],
	[
	AC_MSG_RESULT([yes])
	AC_DEFINE_UNQUOTED([ICONV_USES_CONST_POINTER], 1, [Define to 1 if you have to use const char* with iconv, to 0 if you must use char*.])
	],
	[
	AC_MSG_RESULT([no])
	AC_DEFINE_UNQUOTED([ICONV_USES_CONST_POINTER], 0, [Define to 1 if you have to use const char* with iconv, to 0 if you must use char*.])
	]
	)

	AC_SUBST([SHREXT], [$shrext_cmds])

	#
	# Orchestrate the replacement of missing functions
	#
	AC_REPLACE_FUNCS([stricmp strnicmp towlower towupper])

	abs_top_srcdir=`cd $srcdir; pwd`
	AC_SUBST(abs_top_srcdir)
	abs_top_builddir=`pwd`
	AC_SUBST(abs_top_builddir)

	######################################################
	# Look for availability of available packages
	######################################################

	XERCES_PATH_DELIMITERS

	XERCES_MUTEXMGR_SELECTION
	XERCES_NETACCESSOR_SELECTION
	XERCES_TRANSCODER_SELECTION
	XERCES_MSGLOADER_SELECTION
	XERCES_FILEMGR_SELECTION

	# Allow the user to specify the pkgconfig directory.
	#
	AC_ARG_WITH(pkgconfigdir,
	AC_HELP_STRING([--with-pkgconfigdir=DIR],[Specify location of pkgconfig dir (default is libdir/pkgconfig)]),
	[pkgconfigdir=${withval}],
	[pkgconfigdir='${libdir}/pkgconfig'])

	AC_SUBST([pkgconfigdir])

	# Allow the user to disable the SSE2 support
	#
	AC_ARG_ENABLE(sse2,
	AC_HELP_STRING([--disable-sse2],[disable SSE2 optimizations]),
	[have_sse2=${enableval}],
	[have_sse2=yes])

	######################################################
	# Define some namespace-protected macros for use in the
	# publicly visible Xerces_autoconf_config.h file.
	######################################################

	AS_IF([test x$ac_cv_header_sys_types_h = xyes],
	AC_DEFINE([XERCES_HAVE_SYS_TYPES_H], 1, [Define to 1 if we have sys/types.h]))

	case $host in
	--msdos* \| --mingw32* \| --cygwin* \| --windows* )
	platform_export="__declspec(dllexport)"
	platform_import="__declspec(dllimport)"
	template_extern=""
	;;
	* )
	platform_export=""
	platform_import=""
	template_extern="extern"
	;;
	esac

	AC_DEFINE_UNQUOTED([XERCES_PLATFORM_EXPORT], [$platform_export], [Define as the platform's export attribute])
	AC_DEFINE_UNQUOTED([XERCES_PLATFORM_IMPORT], [$platform_import], [Define as the platform's import attribute])
	AC_DEFINE_UNQUOTED([XERCES_TEMPLATE_EXTERN], [$template_extern], [Define as the platform's template extern attribute])

	XERCES_XMLCH_SELECTION

	if test "$have_sse2" = "yes"; then
	no_sse2_CXXFLAGS="$CXXFLAGS"

	save_CXXFLAGS="$CXXFLAGS"
	CXXFLAGS="$CXXFLAGS -msse2"
	AC_MSG_CHECKING([whether we need to add -msse2])
	AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <emmintrin.h>]], [[__m128i one;]])],
	[msse2_ok=yes],
	[msse2_ok=no]
	)
	AC_MSG_RESULT($msse2_ok)
	if test x"$msse2_ok" = xno; then
	CXXFLAGS="$save_CXXFLAGS"
	fi
	# Sun CC option test. Currently disabled since it doesn't work. Also note
	# that Sun CC will accept -msse2 (i.e., it won't fail) but will keep issuing
	# warnings. So if enabled this test needs to be moved before -msse2 and if
	# it passes, then -msse2 should be skipped.
	#
	# save_CXXFLAGS="$CXXFLAGS"
	# CXXFLAGS="$CXXFLAGS -xarch=sse2"
	# AC_MSG_CHECKING([whether we need to add -xarch=sse2])
	# AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <emmintrin.h>]], [[__m128i one;]])],
	# [xarchsse2_ok=yes],
	# [xarchsse2_ok=no]
	# )
	# AC_MSG_RESULT($xarchsse2_ok)
	# if test x"$xarchsse2_ok" = xno; then
	# CXXFLAGS="$save_CXXFLAGS"
	# fi

	AC_MSG_CHECKING([for intrin.h usability])
	AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <intrin.h>]],
	[[]])],
	[
	AC_MSG_RESULT([yes])
	AC_DEFINE_UNQUOTED([XERCES_HAVE_INTRIN_H], 1, [Define to 1 if you have intrin.h])
	],
	[
	AC_MSG_RESULT([no])
	]
	)
	AC_MSG_CHECKING([for emmintrin.h usability])
	AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <emmintrin.h>]],
	[[]])],
	[
	AC_MSG_RESULT([yes])
	AC_DEFINE_UNQUOTED([XERCES_HAVE_EMMINTRIN_H], 1, [Define to 1 if you have emmintrin.h])
	],
	[
	AC_MSG_RESULT([no])
	]
	)
	AC_MSG_CHECKING([for cpuid.h usability])
	AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <cpuid.h>]],
	[[]])],
	[
	AC_MSG_RESULT([yes])
	AC_DEFINE_UNQUOTED([HAVE_CPUID_H], 1, [Define to 1 if you have cpuid.h])
	],
	[
	AC_MSG_RESULT([no])
	]
	)

	AC_MSG_CHECKING([whether the compiler has the CPUID intrinsic])
	AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <intrin.h>]],
	[[int CPUInfo[4];
	__cpuid(CPUInfo, 1);
	]])],
	[
	AC_MSG_RESULT([yes])
	AC_DEFINE_UNQUOTED([XERCES_HAVE_CPUID_INTRINSIC], 1, [Define to have SSE2 instruction support detected at runtime using __cpuid])
	],
	[
	AC_MSG_RESULT([no])
	]
	)

	AC_MSG_CHECKING([whether the compiler has the _get_cpuid intrinsic])
	AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <cpuid.h>]],
	[[unsigned int eax, ebx, ecx, edx;
	__get_cpuid (1, &eax, &ebx, &ecx, &edx);
	]])],
	[
	AC_MSG_RESULT([yes])
	AC_DEFINE_UNQUOTED([XERCES_HAVE_GETCPUID], 1, [Define to have SSE2 instruction support detected at runtime using __get_cpuid])
	],
	[
	AC_MSG_RESULT([no])
	]
	)

	AC_MSG_CHECKING([whether the compiler has the SSE2 intrinsic])
	AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <emmintrin.h>]],
	[[__m128i* one=(__m128i*)_mm_malloc(4, 16);
	__m128i* two=(__m128i*)_mm_malloc(4, 16);
	__m128i xmm1 = _mm_load_si128(one);
	__m128i xmm2 = _mm_load_si128(two);
	__m128i xmm3 = _mm_or_si128(xmm1, xmm2);
	_mm_store_si128(one, xmm3);
	_mm_free(one);
	_mm_free(two);
	]])],
	[
	AC_MSG_RESULT([yes])
	sse2_usable=yes
	AC_DEFINE_UNQUOTED([XERCES_HAVE_SSE2_INTRINSIC], 1, [Define to have SSE2 instruction used at runtime])
	],
	[
	AC_MSG_RESULT([no])
	sse2_usable=no
	]

	)
	# Restore original CXXFLAGS if SSE2 is not usable.
	#
	if test "$sse2_usable" = "no"; then
	CXXFLAGS="$no_sse2_CXXFLAGS"
	fi
	fi

	AC_OUTPUT

	AC_MSG_NOTICE
	AC_MSG_NOTICE([Report:])
	AC_MSG_NOTICE([ File Manager: $filemgr])
	AC_MSG_NOTICE([ Mutex Manager: $mutexmgr])
	AC_MSG_NOTICE([ Transcoder: $transcoder])
	AC_MSG_NOTICE([ NetAccessor: $netaccessor])
	AC_MSG_NOTICE([ Message Loader: $msgloader])
	AC_MSG_NOTICE([ XMLCh Type: $xmlch])