dnl Process this file with autoconf to produce a configure script.

dnl First, define all of the version numbers up front.

dnl In particular, this allows the version macro to be used in AC_INIT

dnl These first two version numbers are updated automatically on each release.

m4_define([LIBARCHIVE_VERSION_S],[3.3.2])

m4_define([LIBARCHIVE_VERSION_N],[3003002])

dnl bsdtar and bsdcpio versioning tracks libarchive

m4_define([BSDTAR_VERSION_S],LIBARCHIVE_VERSION_S())

m4_define([BSDCPIO_VERSION_S],LIBARCHIVE_VERSION_S())

m4_define([BSDCAT_VERSION_S],LIBARCHIVE_VERSION_S())

AC_PREREQ([2.69])

#

# Now starts the "real" configure script.

#

AC_INIT([libarchive],[LIBARCHIVE_VERSION_S()],[libarchive-discuss@googlegroups.com])

# Make sure the srcdir contains "libarchive" directory

AC_CONFIG_SRCDIR([libarchive])

# Use auxiliary subscripts from this subdirectory (cleans up root)

AC_CONFIG_AUX_DIR([build/autoconf])

# M4 scripts

AC_CONFIG_MACRO_DIR([build/autoconf])

# Must follow AC_CONFIG macros above...

AM_INIT_AUTOMAKE()

AM_MAINTAINER_MODE([enable])

m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])

# Libtool's "interface version" can be computed from the libarchive version.

# Libtool interface version bumps on any API change, so increments

# whenever libarchive minor version does.

ARCHIVE_MINOR=$(( (LIBARCHIVE_VERSION_N() / 1000) % 1000 ))

# Libarchive 2.7 == libtool interface 9 = 2 + 7

# Libarchive 2.8 == libtool interface 10 = 2 + 8

# Libarchive 2.9 == libtool interface 11 = 2 + 8

# Libarchive 3.0 == libtool interface 12

# Libarchive 3.1 == libtool interface 13

ARCHIVE_INTERFACE=`echo $((13 + ${ARCHIVE_MINOR}))`

# Libarchive revision is bumped on any source change === libtool revision

ARCHIVE_REVISION=$(( LIBARCHIVE_VERSION_N() % 1000 ))

# Libarchive minor is bumped on any interface addition === libtool age

ARCHIVE_LIBTOOL_VERSION=$ARCHIVE_INTERFACE:$ARCHIVE_REVISION:$ARCHIVE_MINOR

# Stick the version numbers into config.h

AC_DEFINE([LIBARCHIVE_VERSION_STRING],"LIBARCHIVE_VERSION_S()",

	[Version number of libarchive])

AC_DEFINE_UNQUOTED([LIBARCHIVE_VERSION_NUMBER],"LIBARCHIVE_VERSION_N()",

	[Version number of libarchive as a single integer])

AC_DEFINE([BSDCPIO_VERSION_STRING],"BSDCPIO_VERSION_S()",

	[Version number of bsdcpio])

AC_DEFINE([BSDTAR_VERSION_STRING],"BSDTAR_VERSION_S()",

	[Version number of bsdtar])

AC_DEFINE([BSDCAT_VERSION_STRING],"BSDTAR_VERSION_S()",

	[Version number of bsdcat])

# The shell variables here must be the same as the AC_SUBST() variables

# below, but the shell variable names apparently cannot be the same as

# the m4 macro names above.  Why?  Ask autoconf.

BSDCPIO_VERSION_STRING=BSDCPIO_VERSION_S()

BSDTAR_VERSION_STRING=BSDTAR_VERSION_S()

BSDCAT_VERSION_STRING=BSDCAT_VERSION_S()

LIBARCHIVE_VERSION_STRING=LIBARCHIVE_VERSION_S()

LIBARCHIVE_VERSION_NUMBER=LIBARCHIVE_VERSION_N()

# Substitute the above version numbers into the various files below.

# Yes, I believe this is the fourth time we define what are essentially

# the same symbols.  Why? Ask autoconf.

AC_SUBST(ARCHIVE_LIBTOOL_VERSION)

AC_SUBST(BSDCPIO_VERSION_STRING)

AC_SUBST(BSDTAR_VERSION_STRING)

AC_SUBST(BSDCAT_VERSION_STRING)

AC_SUBST(LIBARCHIVE_VERSION_STRING)

AC_SUBST(LIBARCHIVE_VERSION_NUMBER)

AC_CONFIG_HEADERS([config.h])

AC_CONFIG_FILES([Makefile])

AC_CONFIG_FILES([build/pkgconfig/libarchive.pc])

# Check for host type

AC_CANONICAL_HOST

dnl Compilation on mingw and Cygwin needs special Makefile rules

inc_windows_files=no

inc_cygwin_files=no

case "$host_os" in

  *mingw* ) inc_windows_files=yes ;;

  *cygwin* | *msys*) inc_cygwin_files=yes ;;

esac

AM_CONDITIONAL([INC_WINDOWS_FILES], [test $inc_windows_files = yes])

AM_CONDITIONAL([INC_CYGWIN_FILES], [test $inc_cygwin_files = yes])

dnl Defines that are required for specific platforms (e.g. -D_POSIX_SOURCE, etc)

PLATFORMCPPFLAGS=

case "$host_os" in

  *mingw* ) PLATFORMCPPFLAGS=-D__USE_MINGW_ANSI_STDIO ;;

esac

AC_SUBST(PLATFORMCPPFLAGS)

# Checks for programs.

AC_PROG_CC

AM_PROG_CC_C_O

AC_USE_SYSTEM_EXTENSIONS

AC_LIBTOOL_WIN32_DLL

AC_PROG_LIBTOOL

AC_CHECK_TOOL([STRIP],[strip])

AC_PROG_MKDIR_P

#

# Options for building bsdtar.

#

# Default is to build bsdtar, but allow people to override that.

#

AC_ARG_ENABLE([bsdtar],

	[AS_HELP_STRING([--enable-bsdtar], [enable build of bsdtar (default)])

	AS_HELP_STRING([--enable-bsdtar=static], [force static build of bsdtar])

	AS_HELP_STRING([--enable-bsdtar=shared], [force dynamic build of bsdtar])

AS_HELP_STRING([--disable-bsdtar], [disable build of bsdtar])],

	[], [enable_bsdtar=yes])

case "$enable_bsdtar" in

yes)

	if test "$enable_static" = "no"; then

		static_bsdtar=no

	else

		static_bsdtar=yes

	fi

	build_bsdtar=yes

	;;

dynamic|shared)

	if test "$enable_shared" = "no"; then

		AC_MSG_FAILURE([Shared linking of bsdtar requires shared libarchive])

	fi

	build_bsdtar=yes

	static_bsdtar=no

	;;

static)

	build_bsdtar=yes

	static_bsdtar=yes

	;;

no)

	build_bsdtar=no

	static_bsdtar=no

	;;

*)

	AC_MSG_FAILURE([Unsupported value for --enable-bsdtar])

	;;

esac

AM_CONDITIONAL([BUILD_BSDTAR], [ test "$build_bsdtar" = yes ])

AM_CONDITIONAL([STATIC_BSDTAR], [ test "$static_bsdtar" = yes ])

#

# Options for building bsdcat.

#

# Default is to build bsdcat, but allow people to override that.

#

AC_ARG_ENABLE([bsdcat],

	[AS_HELP_STRING([--enable-bsdcat], [enable build of bsdcat (default)])

	AS_HELP_STRING([--enable-bsdcat=static], [force static build of bsdcat])

	AS_HELP_STRING([--enable-bsdcat=shared], [force dynamic build of bsdcat])

AS_HELP_STRING([--disable-bsdcat], [disable build of bsdcat])],

	[], [enable_bsdcat=yes])

case "$enable_bsdcat" in

yes)

	if test "$enable_static" = "no"; then

		static_bsdcat=no

	else

		static_bsdcat=yes

	fi

	build_bsdcat=yes

	;;

dynamic|shared)

	if test "$enable_shared" = "no"; then

		AC_MSG_FAILURE([Shared linking of bsdcat requires shared libarchive])

	fi

	build_bsdcat=yes

	static_bsdcat=no

	;;

static)

	build_bsdcat=yes

	static_bsdcat=yes

	;;

no)

	build_bsdcat=no

	static_bsdcat=no

	;;

*)

	AC_MSG_FAILURE([Unsupported value for --enable-bsdcat])

	;;

esac

AM_CONDITIONAL([BUILD_BSDCAT], [ test "$build_bsdcat" = yes ])

AM_CONDITIONAL([STATIC_BSDCAT], [ test "$static_bsdcat" = yes ])

#

# Options for building bsdcpio.

#

# Default is not to build bsdcpio, but that can be overridden.

#

AC_ARG_ENABLE([bsdcpio],

	[AS_HELP_STRING([--enable-bsdcpio], [enable build of bsdcpio (default)])

	AS_HELP_STRING([--enable-bsdcpio=static], [static build of bsdcpio])

	AS_HELP_STRING([--enable-bsdcpio=shared], [dynamic build of bsdcpio])

AS_HELP_STRING([--disable-bsdcpio], [disable build of bsdcpio])],

	[], [enable_bsdcpio=yes])

case "$enable_bsdcpio" in

yes)

	if test "$enable_static" = "no"; then

	   static_bsdcpio=no

	else

	   static_bsdcpio=yes

        fi

	build_bsdcpio=yes

	;;

dynamic|shared)

	if test "$enabled_shared" = "no"; then

	   AC_MSG_FAILURE([Shared linking of bsdcpio requires shared libarchive])

	fi

	build_bsdcpio=yes

	;;

static)

	build_bsdcpio=yes

	static_bsdcpio=yes

	;;

no)

	build_bsdcpio=no

	static_bsdcpio=no

	;;

*)

	AC_MSG_FAILURE([Unsupported value for --enable-bsdcpio])

	;;

esac

AM_CONDITIONAL([BUILD_BSDCPIO], [ test "$build_bsdcpio" = yes ])

AM_CONDITIONAL([STATIC_BSDCPIO], [ test "$static_bsdcpio" = yes ])

# Set up defines needed before including any headers

case $host in

  *mingw* | *cygwin* | *msys*  )

  AC_DEFINE([_WIN32_WINNT], 0x0502, [Define to '0x0502' for Windows Server 2003 APIs.])

  AC_DEFINE([WINVER], 0x0502, [Define to '0x0502' for Windows Server 2003 APIs.])

  AC_DEFINE([NTDDI_VERSION], 0x05020000, [Define to '0x05020000' for Windows Server 2003 APIs.])

  ;;

esac

# Checks for header files.

AC_HEADER_DIRENT

AC_HEADER_SYS_WAIT

AC_CHECK_HEADERS([acl/libacl.h attr/xattr.h])

AC_CHECK_HEADERS([copyfile.h ctype.h])

AC_CHECK_HEADERS([errno.h ext2fs/ext2_fs.h fcntl.h grp.h])

AC_CACHE_CHECK([whether EXT2_IOC_GETFLAGS is usable],

    [ac_cv_have_decl_EXT2_IOC_GETFLAGS],

    [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([@%:@include <sys/ioctl.h>

@%:@include <ext2fs/ext2_fs.h>],

                                   [int x = EXT2_IOC_GETFLAGS])],

                  [AS_VAR_SET([ac_cv_have_decl_EXT2_IOC_GETFLAGS], [yes])],

                  [AS_VAR_SET([ac_cv_have_decl_EXT2_IOC_GETFLAGS], [no])])])

AS_VAR_IF([ac_cv_have_decl_EXT2_IOC_GETFLAGS], [yes],

    [AC_DEFINE_UNQUOTED([HAVE_WORKING_EXT2_IOC_GETFLAGS], [1],

                    [Define to 1 if you have a working EXT2_IOC_GETFLAGS])])

AC_CHECK_HEADERS([inttypes.h io.h langinfo.h limits.h])

AC_CHECK_HEADERS([linux/fiemap.h linux/fs.h linux/magic.h linux/types.h])

AC_CACHE_CHECK([whether FS_IOC_GETFLAGS is usable],

    [ac_cv_have_decl_FS_IOC_GETFLAGS],

    [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([@%:@include <sys/ioctl.h>

@%:@include <linux/fs.h>],

                                   [int x = FS_IOC_GETFLAGS])],

                  [AS_VAR_SET([ac_cv_have_decl_FS_IOC_GETFLAGS], [yes])],

                  [AS_VAR_SET([ac_cv_have_decl_FS_IOC_GETFLAGS], [no])])])

AS_VAR_IF([ac_cv_have_decl_FS_IOC_GETFLAGS], [yes],

    [AC_DEFINE_UNQUOTED([HAVE_WORKING_FS_IOC_GETFLAGS], [1],

                    [Define to 1 if you have a working FS_IOC_GETFLAGS])])

AC_CHECK_HEADERS([locale.h membership.h paths.h poll.h pthread.h pwd.h])

AC_CHECK_HEADERS([readpassphrase.h signal.h spawn.h])

AC_CHECK_HEADERS([stdarg.h stdint.h stdlib.h string.h])

AC_CHECK_HEADERS([sys/acl.h sys/cdefs.h sys/ea.h sys/extattr.h])

AC_CHECK_HEADERS([sys/ioctl.h sys/mkdev.h sys/mount.h])

AC_CHECK_HEADERS([sys/param.h sys/poll.h sys/richacl.h])

AC_CHECK_HEADERS([sys/select.h sys/statfs.h sys/statvfs.h])

AC_CHECK_HEADERS([sys/time.h sys/utime.h sys/utsname.h sys/vfs.h sys/xattr.h])

AC_CHECK_HEADERS([time.h unistd.h utime.h wchar.h wctype.h])

AC_CHECK_HEADERS([windows.h])

# check windows.h first; the other headers require it.

AC_CHECK_HEADERS([wincrypt.h winioctl.h],[],[],

[[#ifdef HAVE_WINDOWS_H

# include <windows.h>

#endif

]])

# Checks for libraries.

AC_ARG_WITH([zlib],

  AS_HELP_STRING([--without-zlib], [Don't build support for gzip through zlib]))

if test "x$with_zlib" != "xno"; then

  AC_CHECK_HEADERS([zlib.h])

  AC_CHECK_LIB(z,inflate)

fi

AC_ARG_WITH([bz2lib],

  AS_HELP_STRING([--without-bz2lib], [Don't build support for bzip2 through bz2lib]))

if test "x$with_bz2lib" != "xno"; then

  AC_CHECK_HEADERS([bzlib.h])

  case "$host_os" in

    *mingw* | *cygwin* | *msys*)

      dnl AC_CHECK_LIB cannot be used on the Windows port of libbz2, therefore

	  dnl use AC_LINK_IFELSE.

	  AC_MSG_CHECKING([for BZ2_bzDecompressInit in -lbz2])

      old_LIBS="$LIBS"

      LIBS="-lbz2 $LIBS"

      AC_LINK_IFELSE(

        [AC_LANG_SOURCE(#include <bzlib.h>

          int main() { return BZ2_bzDecompressInit(NULL, 0, 0); })],

        [ac_cv_lib_bz2_BZ2_bzDecompressInit=yes],

        [ac_cv_lib_bz2_BZ2_bzDecompressInit=no])

      LIBS="$old_LIBS"

	  AC_MSG_RESULT($ac_cv_lib_bz2_BZ2_bzDecompressInit)

      if test "x$ac_cv_lib_bz2_BZ2_bzDecompressInit" = xyes; then

        AC_DEFINE([HAVE_LIBBZ2], [1], [Define to 1 if you have the `bz2' library (-lbz2).])

        LIBS="-lbz2 $LIBS"

      fi

    ;;

    *)

      AC_CHECK_LIB(bz2,BZ2_bzDecompressInit)

    ;;

  esac

fi

AC_ARG_WITH([iconv],

  AS_HELP_STRING([--without-iconv], [Don't try to link against iconv]))

if test "x$with_iconv" != "xno"; then

  AM_ICONV

  AC_CHECK_HEADERS([iconv.h],[],[],[#include <stdlib.h>])

  if test "x$am_cv_func_iconv" = "xyes"; then

    AC_CHECK_HEADERS([localcharset.h])

    am_save_LIBS="$LIBS"

    LIBS="${LIBS} ${LIBICONV}"

    AC_CHECK_FUNCS([locale_charset])

    LIBS="${am_save_LIBS}"

    if test "x$ac_cv_func_locale_charset" != "xyes"; then

      # If locale_charset() is not in libiconv, we have to find libcharset. 

      AC_CHECK_LIB(charset,locale_charset)

    fi

  fi

fi

AC_ARG_WITH([lz4],

  AS_HELP_STRING([--without-lz4], [Don't build support for lz4 through liblz4]))

if test "x$with_lz4" != "xno"; then

  AC_CHECK_HEADERS([lz4.h lz4hc.h])

  AC_CHECK_LIB(lz4,LZ4_decompress_safe)

fi

AC_ARG_WITH([lzma],

  AS_HELP_STRING([--without-lzma], [Don't build support for xz through lzma]))

if test "x$with_lzma" != "xno"; then

  AC_CHECK_HEADERS([lzma.h])

  AC_CHECK_LIB(lzma,lzma_stream_decoder)

  # Some pre-release (but widely distributed) versions of liblzma

  # included a disabled version of lzma_stream_encoder_mt that

  # fools a naive AC_CHECK_LIB or AC_CHECK_FUNC, so we need

  # to do something more complex here:

  AC_CACHE_CHECK(

    [whether we have multithread support in lzma],

    ac_cv_lzma_has_mt,

    [AC_LINK_IFELSE([

      AC_LANG_PROGRAM([[#include <lzma.h>]

                       [#if LZMA_VERSION < 50020000]

                       [#error unsupported]

                       [#endif]],

                      [[lzma_stream_encoder_mt(0, 0);]])],

      [ac_cv_lzma_has_mt=yes], [ac_cv_lzma_has_mt=no])])

  if test "x$ac_cv_lzma_has_mt" != xno; then

	  AC_DEFINE([HAVE_LZMA_STREAM_ENCODER_MT], [1], [Define to 1 if you have the `lzma_stream_encoder_mt' function.])

  fi

fi

AC_ARG_WITH([lzo2],

  AS_HELP_STRING([--with-lzo2], [Build with LZO support from liblzo2]))

if test "x$with_lzo2" = "xyes"; then

  AC_CHECK_HEADERS([lzo/lzoconf.h lzo/lzo1x.h])

  AC_CHECK_LIB(lzo2,lzo1x_decompress_safe)

fi

AC_ARG_WITH([cng],

  AS_HELP_STRING([--without-cng], [Don't build support of CNG(Crypto Next Generation)]))

AC_ARG_WITH([nettle],

  AS_HELP_STRING([--without-nettle], [Don't build with crypto support from Nettle]))

AC_ARG_WITH([openssl],

  AS_HELP_STRING([--without-openssl], [Don't build support for mtree and xar hashes through openssl]))

case "$host_os" in

  *darwin* ) with_openssl=no ;;

esac

AC_ARG_WITH([xml2],

  AS_HELP_STRING([--without-xml2], [Don't build support for xar through libxml2]))

AC_ARG_WITH([expat],

  AS_HELP_STRING([--without-expat], [Don't build support for xar through expat]))

if test "x$with_xml2" != "xno"; then

  PKG_PROG_PKG_CONFIG

  PKG_CHECK_MODULES(LIBXML2_PC, [libxml-2.0], [

    CPPFLAGS="${CPPFLAGS} ${LIBXML2_PC_CFLAGS}"

    LIBS="${LIBS} ${LIBXML2_PC_LIBS}"

    AC_CHECK_LIB(xml2,xmlInitParser,[true],AC_MSG_FAILURE(Missing xml2 library))

  ], [

    AC_CHECK_LIB(xml2,xmlInitParser)

  ])

  AC_CHECK_HEADERS([libxml/xmlreader.h libxml/xmlwriter.h])

fi

if test "x$ac_cv_header_libxml_xmlreader_h" != "xyes"; then

  if test "x$with_expat" != "xno"; then

    AC_CHECK_HEADERS([expat.h])

    AC_CHECK_LIB(expat,XML_ParserCreate)

  fi

fi

AC_ARG_ENABLE([posix-regex-lib],

  [AS_HELP_STRING([--enable-posix-regex-lib],

    [choose what library to use for POSIX regular expression support (default: auto)])

  AS_HELP_STRING([--enable-posix-regex-lib=libc], [use libc POSIX regular expression support])

  AS_HELP_STRING([--enable-posix-regex-lib=libregex], [use libregex POSIX regular expression support])

  AS_HELP_STRING([--enable-posix-regex-lib=libpcreposix], [use libpcreposix POSIX regular expression support])

  AS_HELP_STRING([--disable-posix-regex-lib], [don't enable POSIX regular expression support])],

  [], [enable_posix_regex_lib=auto])

posix_regex_lib_found=

if test "$enable_posix_regex_lib" = "auto" || test "$enable_posix_regex_lib" = "libc" || test "$enable_posix_regex_lib" = "libregex"; then

  AC_CHECK_HEADERS([regex.h])

  if test "x$ac_cv_header_regex_h" != "xno"; then

    AC_CHECK_FUNC(regcomp)

    if test "x$ac_cv_func_regcomp" = xyes; then

      posix_regex_lib_found=1

    else

      AC_CHECK_LIB(regex,regcomp)

      if test "x$ac_cv_lib_regex_regcomp" = xyes; then

        posix_regex_lib_found=1

      fi

    fi

  fi

fi

if test -z $posix_regex_lib_found && (test "$enable_posix_regex_lib" = "auto" || test "$enable_posix_regex_lib" = "libpcreposix"); then

  AC_CHECK_HEADERS([pcreposix.h])

  AC_CHECK_LIB(pcreposix,regcomp)

  if test "x$ac_cv_lib_pcreposix_regcomp" != xyes; then

    AC_MSG_NOTICE(trying libpcreposix check again with libpcre)

	unset ac_cv_lib_pcreposix_regcomp

	AC_CHECK_LIB(pcre,pcre_exec)

    AC_CHECK_LIB(pcreposix,regcomp)

    if test "x$ac_cv_lib_pcre_pcre_exec" = xyes && test "x$ac_cv_lib_pcreposix_regcomp" = xyes; then

      AC_MSG_CHECKING(if PCRE_STATIC needs to be defined)

      AC_LINK_IFELSE(

        [AC_LANG_SOURCE(#include <pcreposix.h>

          int main() { return regcomp(NULL, NULL, 0); })],

        [without_pcre_static=yes],

        [without_pcre_static=no])

      AC_LINK_IFELSE(

        [AC_LANG_SOURCE(#define PCRE_STATIC

          #include <pcreposix.h>

          int main() { return regcomp(NULL, NULL, 0); })],

        [with_pcre_static=yes],

        [with_pcre_static=no])

      if test "x$without_pcre_static" != xyes && test "x$with_pcre_static" = xyes; then

        AC_MSG_RESULT(yes)

        AC_DEFINE([PCRE_STATIC], [1], [Define to 1 if PCRE_STATIC needs to be defined.])

      elif test "x$without_pcre_static" = xyes || test "x$with_pcre_static" = xyes; then

        AC_MSG_RESULT(no)

      fi

      posix_regex_lib_found=1

    fi

  else

    posix_regex_lib_found=1

  fi

fi

# TODO: Give the user the option of using a pre-existing system

# libarchive.  This will define HAVE_LIBARCHIVE which will cause

# bsdtar_platform.h to use #include <...> for the libarchive headers.

# Need to include Makefile.am magic to link against system

# -larchive in that case.

#AC_CHECK_LIB(archive,archive_version)

# Checks for supported compiler flags

AX_APPEND_COMPILE_FLAGS([-Wall -Wformat -Wformat-security])

# Checks for typedefs, structures, and compiler characteristics.

AC_C_CONST

# la_TYPE_UID_T defaults to "int", which is incorrect for MinGW

# and MSVC. Use a customized version.

la_TYPE_UID_T

AC_TYPE_MODE_T

# AC_TYPE_OFF_T defaults to "long", which limits us to 4GB files on

# most systems... default to "long long" instead.

AC_CHECK_TYPE(off_t, [long long])

AC_TYPE_SIZE_T

AC_CHECK_TYPE(id_t, [unsigned long])

AC_CHECK_TYPE(uintptr_t, [unsigned int])

# Check for tm_gmtoff in struct tm

AC_CHECK_MEMBERS([struct tm.tm_gmtoff, struct tm.__tm_gmtoff],,,

[

#include <time.h>

])

# Check for f_namemax in struct statfs

AC_CHECK_MEMBERS([struct statfs.f_namemax],,,

[

#include <sys/param.h>

#include <sys/mount.h>

])

# Check for f_iosize in struct statvfs

AC_CHECK_MEMBERS([struct statvfs.f_iosize],,,

[

#include <sys/statvfs.h>

])

# Check for birthtime in struct stat

AC_CHECK_MEMBERS([struct stat.st_birthtime])

# Check for high-resolution timestamps in struct stat

AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])

AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec])

AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec])

AC_CHECK_MEMBERS([struct stat.st_mtime_n]) # AIX

AC_CHECK_MEMBERS([struct stat.st_umtime]) # Tru64

AC_CHECK_MEMBERS([struct stat.st_mtime_usec]) # Hurd

# Check for block size support in struct stat

AC_CHECK_MEMBERS([struct stat.st_blksize])

# Check for st_flags in struct stat (BSD fflags)

AC_CHECK_MEMBERS([struct stat.st_flags])

# If you have uintmax_t, we assume printf supports %ju

# If you have unsigned long long, we assume printf supports %llu

# TODO: Check for %ju and %llu support directly.

AC_CHECK_TYPES([uintmax_t, unsigned long long])

# We use C99-style integer types

# Declare them if the local platform doesn't already do so.

AC_TYPE_INTMAX_T

AC_TYPE_UINTMAX_T

AC_TYPE_INT64_T

AC_TYPE_UINT64_T

AC_TYPE_INT32_T

AC_TYPE_UINT32_T

AC_TYPE_INT16_T

AC_TYPE_UINT16_T

AC_TYPE_UINT8_T

AC_CHECK_DECLS([SIZE_MAX, INT32_MAX, INT32_MIN])

AC_CHECK_DECLS([INT64_MAX, INT64_MIN, UINT64_MAX, UINT32_MAX])

AC_CHECK_DECLS([INTMAX_MAX, INTMAX_MIN, UINTMAX_MAX])

AC_CHECK_DECL([SSIZE_MAX],

		[AC_DEFINE(HAVE_DECL_SSIZE_MAX, 1, [Define to 1 if you have the declaration of `SSIZE_MAX', and to 0 if you don't.])],

		[],

		[#include <limits.h>])

AC_CHECK_DECL([EFTYPE],

		[AC_DEFINE(HAVE_EFTYPE, 1, [A possible errno value for invalid file format errors])],

		[],

		[#include <errno.h>])

AC_CHECK_DECL([EILSEQ],

		[AC_DEFINE(HAVE_EILSEQ, 1, [A possible errno value for invalid file format errors])],

		[],

		[#include <errno.h>])

AC_CHECK_TYPE([wchar_t],

	        [AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_[]wchar_t), 1, [Define to 1 if the system has the type `wchar_t'.])dnl

		AC_CHECK_SIZEOF([wchar_t])],

		[])

AC_HEADER_TIME

# Checks for library functions.

AC_PROG_GCC_TRADITIONAL

AC_HEADER_MAJOR

AC_FUNC_FSEEKO

AC_FUNC_MEMCMP

AC_FUNC_LSTAT

AC_FUNC_STAT

AC_FUNC_STRERROR_R

AC_FUNC_STRFTIME

AC_FUNC_VPRINTF

# check for:

#   CreateHardLinkA(LPCSTR, LPCSTR, LPSECURITY_ATTRIBUTES)

# To avoid necessity for including windows.h or special forward declaration

# workarounds, we use 'void *' for 'struct SECURITY_ATTRIBUTES *'

AC_CHECK_STDCALL_FUNC([CreateHardLinkA],[const char *, const char *, void *])

AC_CHECK_FUNCS([arc4random_buf chflags chown chroot ctime_r])

AC_CHECK_FUNCS([fchdir fchflags fchmod fchown fcntl fdopendir fork])

AC_CHECK_FUNCS([fstat fstatat fstatfs fstatvfs ftruncate])

AC_CHECK_FUNCS([futimens futimes futimesat])

AC_CHECK_FUNCS([geteuid getpid getgrgid_r getgrnam_r])

AC_CHECK_FUNCS([getpwnam_r getpwuid_r getvfsbyname gmtime_r])

AC_CHECK_FUNCS([lchflags lchmod lchown link localtime_r lstat lutimes])

AC_CHECK_FUNCS([mbrtowc memmove memset])

AC_CHECK_FUNCS([mkdir mkfifo mknod mkstemp])

AC_CHECK_FUNCS([nl_langinfo openat pipe poll posix_spawnp readlink readlinkat])

AC_CHECK_FUNCS([readpassphrase])

AC_CHECK_FUNCS([select setenv setlocale sigaction statfs statvfs])

AC_CHECK_FUNCS([strchr strdup strerror strncpy_s strrchr symlink timegm])

AC_CHECK_FUNCS([tzset unsetenv utime utimensat utimes vfork])

AC_CHECK_FUNCS([wcrtomb wcscmp wcscpy wcslen wctomb wmemcmp wmemcpy wmemmove])

AC_CHECK_FUNCS([_ctime64_s _fseeki64])

AC_CHECK_FUNCS([_get_timezone _localtime64_s _mkgmtime64])

# detects cygwin-1.7, as opposed to older versions

AC_CHECK_FUNCS([cygwin_conv_path])

# DragonFly uses vfsconf, FreeBSD xvfsconf.

AC_CHECK_TYPES(struct vfsconf,,,

	[#if HAVE_SYS_TYPES_H

	#include <sys/types.h>

	#endif

	#include <sys/mount.h>

	])

AC_CHECK_TYPES(struct xvfsconf,,,

	[#if HAVE_SYS_TYPES_H

	#include <sys/types.h>

	#endif

	#include <sys/mount.h>

	])

# There are several variants of readdir_r around; we only

# accept the POSIX-compliant version.

AC_COMPILE_IFELSE(

 [AC_LANG_PROGRAM([[#include <dirent.h>]],

                  [[DIR *dir; struct dirent e, *r;

		    return(readdir_r(dir, &e, &r);;]])],

 [AC_DEFINE(HAVE_READDIR_R,1,[Define to 1 if you have a POSIX compatible readdir_r])]

)

# dirfd can be either a function or a macro.

AC_COMPILE_IFELSE(

 [AC_LANG_PROGRAM([[#include <dirent.h>

                    DIR *dir;]],

                  [[return(dirfd(dir));]])],

 [AC_DEFINE(HAVE_DIRFD,1,[Define to 1 if you have a dirfd function or macro])]

)

# FreeBSD's nl_langinfo supports an option to specify whether the

# current locale uses month/day or day/month ordering.  It makes the

# output a little prettier...

AC_CHECK_DECL([D_MD_ORDER],

[AC_DEFINE(HAVE_D_MD_ORDER, 1, [Define to 1 if nl_langinfo supports D_MD_ORDER])],

[],

[#if HAVE_LANGINFO_H

#include <langinfo.h>

#endif

])

# Check for dirent.d_namlen field explicitly

# (This is a bit more straightforward than, if not quite as portable as,

# the recipe given by the autoconf maintainers.)

AC_CHECK_MEMBER(struct dirent.d_namlen,,,

[#if HAVE_DIRENT_H

#include <dirent.h>

#endif

])

# Check for Extended Attributes support

AC_ARG_ENABLE([xattr],

		AS_HELP_STRING([--disable-xattr],

		[Disable Extended Attributes support (default: check)]))

if test "x$enable_xattr" != "xno"; then

    AC_SEARCH_LIBS([setxattr], [attr])

    AC_CHECK_DECLS([EXTATTR_NAMESPACE_USER], [], [], [#include <sys/types.h>

#include <sys/extattr.h>

])

    AC_CHECK_DECLS([XATTR_NOFOLLOW], [], [], [#include <sys/xattr.h>

])

    if test "x$ac_cv_header_sys_xattr_h" = "xyes" \

	 -a "x$ac_cv_have_decl_XATTR_NOFOLLOW" = "xyes"; then

	# Darwin extended attributes support

	AC_CACHE_VAL([ac_cv_archive_xattr_darwin],

	  [AC_CHECK_FUNCS(fgetxattr \

			  flistxattr \

			  fsetxattr \

			  getxattr \

			  listxattr \

			  setxattr,

	  [ac_cv_archive_xattr_darwin=yes],

	  [ac_cv_archive_xattr_darwin=no],

	  [#include <sys/xattr.h>

])

	]

      )

    elif test "x$ac_cv_header_sys_extattr_h" = "xyes" \

           -a "x$ac_cv_have_decl_EXTATTR_NAMESPACE_USER" = "xyes"; then

	# FreeBSD extended attributes support

	AC_CACHE_VAL([ac_cv_archive_xattr_freebsd],

	  [AC_CHECK_FUNCS(extattr_get_fd \

			  extattr_get_file \

			  extattr_get_link \

			  extattr_list_fd \

			  extattr_list_file \

			  extattr_list_link \

			  extattr_set_fd \

			  extattr_set_link,

	  [ac_cv_archive_xattr_freebsd=yes],

	  [ac_cv_archive_xattr_freebsd=no],

	  [#include <sys/types.h>

#include <sys/extattr.h>

])

	  ]

	)

    elif test "x$ac_cv_header_sys_xattr_h" = "xyes" \

	   -o "x$ac_cv_header_attr_xattr_h" = "xyes"; then

	# Linux extended attributes support

	AC_CACHE_VAL([ac_cv_archive_xattr_linux],

	  [AC_CHECK_FUNCS(fgetxattr \

			  flistxattr \

			  fsetxattr \

			  getxattr \

			  lgetxattr \

			  listxattr \

			  llistxattr \

			  lsetxattr,

	  [ac_cv_archive_xattr_linux=yes],

	  [ac_cv_archive_xattr_linux=no],

	  [#if HAVE_SYS_TYPES_H

#include <sys/types.h>

#endif

#if HAVE_SYS_XATTR_H

#include <sys/xattr.h>

#endif

#if HAVE_ATTR_XATTR_H

#include <attr/xatr.h>

#endif

])

	]

      )

    elif test "x$ac_cv_header_sys_ea_h" = "xyes"; then

	# AIX extended attributes support

	AC_CACHE_VAL([ac_cv_archive_xattr_aix],

	  [AC_CHECK_FUNCS(fgetea \

			  flistea \

			  fsetea \

			  getea \

			  lgetea \

			  listea \

			  llistea \

			  lsetea,

	  [ac_cv_archive_xattr_aix=yes],

	  [ac_cv_archive_xattr_aix=no],

	  [#include <sys/ea.h>

])

	  ]

	)

    fi

    AC_MSG_CHECKING([for extended attributes support])

    if test "x$ac_cv_archive_xattr_linux" = "xyes"; then

	AC_DEFINE([ARCHIVE_XATTR_LINUX], [1], [Linux xattr support])

	AC_MSG_RESULT([Linux])

    elif test "x$ac_cv_archive_xattr_darwin" = "xyes"; then

	AC_DEFINE([ARCHIVE_XATTR_DARWIN], [1], [Darwin xattr support])

	AC_MSG_RESULT([Darwin])

    elif test "x$ac_cv_archive_xattr_freebsd" = "xyes"; then

	AC_DEFINE([ARCHIVE_XATTR_FREEBSD], [1], [FreeBSD xattr support])

	AC_MSG_RESULT([FreeBSD])

    elif test "x$ac_cv_archive_xattr_aix" = "xyes"; then

	AC_DEFINE([ARCHIVE_XATTR_AIX], [1], [AIX xattr support])

	AC_MSG_RESULT([AIX])

    else

	AC_MSG_RESULT([none])

    fi

fi

# Check for ACL support

#

# The ACL support in libarchive is written against the POSIX1e draft,

# which was never officially approved and varies quite a bit across

# platforms.  Worse, some systems have completely non-POSIX acl functions,

# which makes the following checks rather more complex than I would like.

#

AC_ARG_ENABLE([acl],

		AS_HELP_STRING([--disable-acl],

		[Disable ACL support (default: check)]))

if test "x$enable_acl" != "xno"; then

    # Libacl

    AC_CHECK_LIB([acl], [acl_get_file])

    AC_CHECK_TYPES([acl_t, acl_entry_t, acl_permset_t, acl_tag_t], [], [], [

      #if HAVE_SYS_TYPES_H

      #include <sys/types.h>

      #endif

      #if HAVE_SYS_ACL_H

      #include <sys/acl.h>

      #endif

    ])

    AC_CHECK_LIB([richacl], [richacl_get_file])

    AC_CHECK_TYPES([[struct richace], [struct richacl]], [], [], [

      #if HAVE_SYS_RICHACL_H

      #include <sys/richacl.h>

      #endif

    ])

    # Solaris and derivates ACLs

    AC_CHECK_FUNCS(acl facl)

    if test "x$ac_cv_lib_richacl_richacl_get_file" = "xyes" \

	 -a "x$ac_cv_type_struct_richace" = "xyes" \

	 -a "x$ac_cv_type_struct_richacl" = "xyes"; then

	AC_CACHE_VAL([ac_cv_archive_acl_librichacl],

	  [AC_CHECK_FUNCS(richacl_alloc \

			  richacl_equiv_mode \

			  richacl_free \

			  richacl_get_fd \

			  richacl_get_file \

			  richacl_set_fd \

			  richacl_set_file,

	  [ac_cv_archive_acl_librichacl=yes], [ac_cv_archive_acl_librichacl=no],	  [#include <sys/richacl.h>])])

    fi

    if test "x$ac_cv_func_acl" = "xyes" \

	 -a "x$ac_cv_func_facl" = "xyes"; then

	AC_CHECK_TYPES([aclent_t], [], [], [[#include <sys/acl.h>]])

	if test "x$ac_cv_type_aclent_t" = "xyes"; then

	    AC_CACHE_VAL([ac_cv_archive_acl_sunos],

	      [AC_CHECK_DECLS([GETACL, SETACL, GETACLCNT],

	      [ac_cv_archive_acl_sunos=yes], [ac_cv_archive_acl_sunos=no],

	      [#include <sys/acl.h>])])

	    AC_CHECK_TYPES([ace_t], [], [], [[#include <sys/acl.h>]])

	    if test "x$ac_cv_type_ace_t" = "xyes"; then

		AC_CACHE_VAL([ac_cv_archive_acl_sunos_nfs4],

		  [AC_CHECK_DECLS([ACE_GETACL, ACE_SETACL, ACE_GETACLCNT],

		  [ac_cv_archive_acl_sunos_nfs4=yes],

		  [ac_cv_archive_acl_sonos_nfs4=no],

		  [#include <sys/acl.h>])])

	    fi

	fi

    elif test "x$ac_cv_type_acl_t" = "xyes" \

	 -a "x$ac_cv_type_acl_entry_t" = "xyes" \

	 -a "x$ac_cv_type_acl_permset_t" = "xyes" \

	 -a "x$ac_cv_type_acl_tag_t" = "xyes"; then

	# POSIX.1e ACL functions

	AC_CACHE_VAL([ac_cv_posix_acl_funcs],

	  [AC_CHECK_FUNCS(acl_add_perm \

			  acl_clear_perms \

			  acl_create_entry \

			  acl_delete_def_file \

			  acl_free \

			  acl_get_entry \

			  acl_get_fd \

			  acl_get_file \

			  acl_get_permset \

			  acl_get_qualifier \

			  acl_get_tag_type \

			  acl_init \

			  acl_set_fd \

			  acl_set_file \

			  acl_set_qualifier \

			  acl_set_tag_type,

	  [ac_cv_posix_acl_funcs=yes], [ac_cv_posix_acl_funcs=no],

	  [#if HAVE_SYS_TYPES_H

	   #include <sys/types.h>

	   #endif