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configure.ac
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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],[3.8.0dev])
m4_define([LIBARCHIVE_VERSION_N],[3008000])
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())
m4_define([BSDUNZIP_VERSION_S],LIBARCHIVE_VERSION_S())
AC_PREREQ([2.71])
#
# Now starts the "real" configure script.
#
AC_INIT([libarchive],[LIBARCHIVE_VERSION_S()],[[email protected]])
# 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([1.11 dist-xz dist-zip])
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 + 9
# 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:$ARCHIVE_MINOR
# Stick the version numbers into config.h
AC_DEFINE([__LIBARCHIVE_CONFIG_H_INCLUDED], [1],
[Internal macro for sanity checks])
AC_DEFINE([LIBARCHIVE_VERSION_STRING],"LIBARCHIVE_VERSION_S()",
[Version number of libarchive])
AC_DEFINE_UNQUOTED([LIBARCHIVE_VERSION_NUMBER],"LIBARCHIVE_VERSION_N()",
[Version number of libarchive as a single integer])
AC_DEFINE([BSDCPIO_VERSION_STRING],"BSDCPIO_VERSION_S()",
[Version number of bsdcpio])
AC_DEFINE([BSDTAR_VERSION_STRING],"BSDTAR_VERSION_S()",
[Version number of bsdtar])
AC_DEFINE([BSDCAT_VERSION_STRING],"BSDTAR_VERSION_S()",
[Version number of bsdcat])
AC_DEFINE([BSDUNZIP_VERSION_STRING],"BSDUNZIP_VERSION_S()",
[Version number of bsdunzip])
# The shell variables here must be the same as the AC_SUBST() variables
# below, but the shell variable names apparently cannot be the same as
# the m4 macro names above. Why? Ask autoconf.
BSDCPIO_VERSION_STRING=BSDCPIO_VERSION_S()
BSDTAR_VERSION_STRING=BSDTAR_VERSION_S()
BSDCAT_VERSION_STRING=BSDCAT_VERSION_S()
BSDUNZIP_VERSION_STRING=BSDUNZIP_VERSION_S()
LIBARCHIVE_VERSION_STRING=LIBARCHIVE_VERSION_S()
LIBARCHIVE_VERSION_NUMBER=LIBARCHIVE_VERSION_N()
# Substitute the above version numbers into the various files below.
# Yes, I believe this is the fourth time we define what are essentially
# the same symbols. Why? Ask autoconf.
AC_SUBST(ARCHIVE_LIBTOOL_VERSION)
AC_SUBST(BSDCPIO_VERSION_STRING)
AC_SUBST(BSDTAR_VERSION_STRING)
AC_SUBST(BSDCAT_VERSION_STRING)
AC_SUBST(BSDUNZIP_VERSION_STRING)
AC_SUBST(LIBARCHIVE_VERSION_STRING)
AC_SUBST(LIBARCHIVE_VERSION_NUMBER)
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_FILES([Makefile])
AC_CONFIG_FILES([build/pkgconfig/libarchive.pc])
# Check for host type
AC_CANONICAL_HOST
dnl Compilation on mingw and Cygwin needs special Makefile rules
inc_windows_files=no
inc_cygwin_files=no
case "$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 -D__MINGW_USE_VC2005_COMPAT ;;
esac
AC_SUBST(PLATFORMCPPFLAGS)
dnl Linking on Haiku needs libbsd because of readpassphrase
case "$host_os" in
haiku*) LIBS="-lbsd $LIBS" ;;
esac
# Checks for programs.
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_CPP
AC_USE_SYSTEM_EXTENSIONS
LT_INIT([win32-dll])
AC_CHECK_TOOL([STRIP],[strip])
AC_PROG_MKDIR_P
#
# Options for building bsdtar.
#
# Default is to build bsdtar, but allow people to override that.
#
AC_ARG_ENABLE([bsdtar],
[AS_HELP_STRING([--enable-bsdtar], [enable build of bsdtar (default)])
AS_HELP_STRING([--enable-bsdtar=static], [force static build of bsdtar])
AS_HELP_STRING([--enable-bsdtar=shared], [force dynamic build of bsdtar])
AS_HELP_STRING([--disable-bsdtar], [disable build of bsdtar])],
[], [enable_bsdtar=yes])
case "$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 $host in
*mingw* | *cygwin* | *msys* )
AC_PREPROC_IFELSE([AC_LANG_PROGRAM(
[[#ifdef _WIN32_WINNT
# error _WIN32_WINNT already defined
#endif
]],[[;]])
],[
AC_DEFINE([_WIN32_WINNT], 0x0502, [Define to '0x0502' for Windows Server 2003 APIs.])
AC_DEFINE([NTDDI_VERSION], 0x05020000, [Define to '0x05020000' for Windows Server 2003 APIs.])
])
AC_PREPROC_IFELSE([AC_LANG_PROGRAM(
[[#ifdef WINVER
# error WINVER already defined
#endif
]],[[;]])
],[
AC_DEFINE([WINVER], 0x0502, [Define to '0x0502' for Windows Server 2003 APIs.])
])
;;
esac
#
# Options for building bsdunzip.
#
# Default is to build bsdunzip, but allow people to override that.
# Bsdunzip has not yet been ported for Windows
#
case "$host_os" in
*mingw* | *msys*)
enable_bsdunzip=no
;;
*)
AC_ARG_ENABLE([bsdunzip],
[AS_HELP_STRING([--enable-bsdunzip], [enable build of bsdunzip (default)])
AS_HELP_STRING([--enable-bsdunzip=static], [force static build of bsdunzip])
AS_HELP_STRING([--enable-bsdunzip=shared], [force dynamic build of bsdunzip])
AS_HELP_STRING([--disable-bsdunzip], [disable build of bsdunzip])],
[], [enable_bsdunzip=yes])
;;
esac
case "$enable_bsdunzip" in
yes)
if test "$enable_static" = "no"; then
static_bsdunzip=no
else
static_bsdunzip=yes
fi
build_bsdunzip=yes
;;
dynamic|shared)
if test "$enable_shared" = "no"; then
AC_MSG_FAILURE([Shared linking of bsdunzip requires shared libarchive])
fi
build_bsdunzip=yes
static_bsdunzip=no
;;
static)
build_bsdunzip=yes
static_bsdunzip=yes
;;
no)
build_bsdunzip=no
static_bsdunzip=no
;;
*)
AC_MSG_FAILURE([Unsupported value for --enable-bsdunzip])
;;
esac
AM_CONDITIONAL([BUILD_BSDUNZIP], [ test "$build_bsdunzip" = yes ])
AM_CONDITIONAL([STATIC_BSDUNZIP], [ test "$static_bsdunzip" = yes ])
# 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 fnmatch.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 sys/sysmacros.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_TYPE([suseconds_t])
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
old_LIBS="$LIBS"
LIBS="$LIBS -lz"
AC_LINK_IFELSE([AC_LANG_SOURCE([[
#include <zlib.h>
#if !defined(ZLIB_VERNUM)
// zlib 1.2.0 should work too, but it's difficult to test for.
// zlib 1.2.1 onwards have ZLIB_VERNUM, which is easy to check.
#error zlib >= 1.2.1 is required.
#endif
// Check that there's an inflate function.
int main(int argc, char **argv) { inflate(NULL, 0); return 0; }
]])],
[AC_DEFINE([HAVE_ZLIB_H], [1], [Define to 1 if you have zlib >= 1.2.1])
AC_DEFINE([HAVE_LIBZ], [1], [Define to 1 if you have zlib >= 1.2.1])
AC_MSG_RESULT([found a suitable version of zlib (>= 1.2.1)])
],
[AC_MSG_RESULT([could not find a suitable version of zlib (>= 1.2.1)])
LIBS="$old_LIBS"])
fi
AC_ARG_WITH([bz2lib],
AS_HELP_STRING([--without-bz2lib], [Don't build support for bzip2 through bz2lib]))
if test "x$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 $LIBS"
fi
;;
*)
AC_CHECK_LIB(bz2,BZ2_bzDecompressInit)
;;
esac
fi
AC_ARG_WITH([libb2],
AS_HELP_STRING([--without-libb2], [Don't build support for BLAKE2 through libb2]))
if test "x$with_libb2" != "xno"; then
AC_CHECK_HEADERS([blake2.h])
AC_CHECK_LIB(b2,blake2sp_init)
BLAKE2_PC_VER=`pkg-config --modversion libb2`
if test "x$BLAKE2_PC_VER" != "x"; then
AC_DEFINE_UNQUOTED([LIBB2_PKGCONFIG_VERSION], ["$BLAKE2_PC_VER"], [Libb2 version coming from pkg-config.])
fi
fi
AM_CONDITIONAL([INC_BLAKE2], [test "x$ac_cv_lib_b2_blake2sp_init" != "xyes"])
AC_ARG_WITH([iconv],
AS_HELP_STRING([--without-iconv], [Don't try to link against iconv]))
if test "x$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} ${LIBICONV}"
if test -n "$LIBICONV"; then
AC_DEFINE([HAVE_LIBICONV], [1], [Define to 1 if you have the `iconv' library (-liconv).])
LIBSREQUIRED="$LIBSREQUIRED${LIBSREQUIRED:+ }iconv"
fi
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$with_lz4" != "xno"; then
AC_CHECK_HEADERS([lz4.h lz4hc.h])
AC_CHECK_LIB(lz4,LZ4_decompress_safe)
fi
AC_ARG_WITH([zstd],
AS_HELP_STRING([--without-zstd], [Don't build support for zstd through libzstd]))
if test "x$with_zstd" != "xno"; then
AC_CHECK_HEADERS([zstd.h])
AC_CHECK_LIB(zstd,ZSTD_decompressStream)
AC_CHECK_LIB(zstd,ZSTD_compressStream,
AC_DEFINE([HAVE_ZSTD_compressStream], [1], [Define to 1 if you have the `zstd' library (-lzstd) with compression support.]))
AC_CHECK_LIB(zstd,ZSTD_minCLevel,
AC_DEFINE([HAVE_ZSTD_minCLevel], [1], [Define to 1 if you have a `zstd' library version with ZSTD_minCLevel().]))
fi
AC_ARG_WITH([lzma],
AS_HELP_STRING([--without-lzma], [Don't build support for xz through lzma]))
if test "x$with_lzma" != "xno"; then
PKG_PROG_PKG_CONFIG
PKG_CHECK_MODULES(LZMA_PC, [liblzma], [
CPPFLAGS="${CPPFLAGS} ${LZMA_PC_CFLAGS}"
LIBS="${LIBS} ${LZMA_PC_LIBS}"
AC_DEFINE(HAVE_LIBLZMA, [1], [Define to 1 if you have the `lzma' library.])
], [
AC_CHECK_LIB(lzma,lzma_stream_decoder)
])
AC_CHECK_HEADERS([lzma.h])
# Some pre-release (but widely distributed) versions of liblzma
# included a disabled version of lzma_stream_encoder_mt that
# fools a naive AC_CHECK_LIB or AC_CHECK_FUNC, so we need
# to do something more complex here:
AC_CACHE_CHECK(
[whether we have multithread support in lzma],
ac_cv_lzma_has_mt,
[AC_LINK_IFELSE([
AC_LANG_PROGRAM([[#include <lzma.h>]
[#if LZMA_VERSION < 50020000]
[#error unsupported]
[#endif]],
[[int ignored __attribute__((unused)); ignored = lzma_stream_encoder_mt(0, 0);]])],
[ac_cv_lzma_has_mt=yes], [ac_cv_lzma_has_mt=no])])
if test "x$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$with_lzo2" = "xyes"; then
AC_CHECK_HEADERS([lzo/lzoconf.h lzo/lzo1x.h])
AC_CHECK_LIB(lzo2,lzo1x_decompress_safe)
fi
AC_ARG_WITH([cng],
AS_HELP_STRING([--without-cng], [Don't build support of CNG(Crypto Next Generation)]))
AC_ARG_WITH([mbedtls],
AS_HELP_STRING([--with-mbedtls], [Build with crypto support from mbed TLS]))
AC_ARG_WITH([nettle],
AS_HELP_STRING([--with-nettle], [Build with crypto support from Nettle]))
AC_ARG_WITH([openssl],
AS_HELP_STRING([--without-openssl], [Don't build support for mtree and xar hashes through openssl]))
case "$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} ${LIBXML2_PC_LIBS}"
AC_CHECK_LIB(xml2,xmlInitParser,[true],AC_MSG_FAILURE(Missing xml2 library))
], [
AC_CHECK_LIB(xml2,xmlInitParser)
])
AC_CHECK_HEADERS([libxml/xmlreader.h libxml/xmlwriter.h libxml/xmlversion.h])
fi
if test "x$ac_cv_header_libxml_xmlreader_h" != "xyes"; then
if test "x$with_expat" != "xno"; then
AC_CHECK_HEADERS([expat.h])
AC_CHECK_LIB(expat,XML_ParserCreate)
fi
fi
AC_ARG_ENABLE([posix-regex-lib],
[AS_HELP_STRING([--enable-posix-regex-lib],
[choose what library to use for POSIX regular expression support (default: auto)])
AS_HELP_STRING([--enable-posix-regex-lib=libc], [use libc POSIX regular expression support])
AS_HELP_STRING([--enable-posix-regex-lib=libregex], [use libregex POSIX regular expression support])
AS_HELP_STRING([--enable-posix-regex-lib=libpcreposix], [use libpcreposix POSIX regular expression support])
AS_HELP_STRING([--enable-posix-regex-lib=libpcre2posix], [use libpcre2-posix POSIX regular expression support])
AS_HELP_STRING([--disable-posix-regex-lib], [don't enable POSIX regular expression support])],
[], [enable_posix_regex_lib=auto])
posix_regex_lib_found=
if test "$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
if test -z $posix_regex_lib_found && (test "$enable_posix_regex_lib" = "auto" || test "$enable_posix_regex_lib" = "libpcre2posix"); then
AC_CHECK_HEADERS([pcre2posix.h])
AC_CHECK_LIB(pcre2-posix,regcomp)
if test "x$ac_cv_lib_pcre2posix_regcomp" != xyes; then
AC_MSG_NOTICE(trying libpcre2posix check again with libpcre2-8)
unset ac_cv_lib_pcre2posix_regcomp
AC_CHECK_LIB(pcre2,pcre2_regexec)
AC_CHECK_LIB(pcre2-posix,pcre2_regcomp)
if test "x$ac_cv_lib_pcre2_pcre_exec" = xyes && test "x$ac_cv_lib_pcre2posix_regcomp" = xyes; then
AC_MSG_CHECKING(if PCRE2_STATIC needs to be defined)
AC_LINK_IFELSE(
[AC_LANG_SOURCE(#include <pcre2posix.h>
int main() { return pcre2_regcomp(NULL, NULL, 0); })],
[without_pcre2_static=yes],
[without_pcre2_static=no])
AC_LINK_IFELSE(
[AC_LANG_SOURCE(#define PCRE2_STATIC
#include <pcre2posix.h>
int main() { return pcre2_regcomp(NULL, NULL, 0); })],
[with_pcre2_static=yes],
[with_pcre2_static=no])
if test "x$without_pcre2_static" != xyes && test "x$with_pcre2_static" = xyes; then
AC_MSG_RESULT(yes)
AC_DEFINE([PCRE2_STATIC], [1], [Define to 1 if PCRE2_STATIC needs to be defined.])
elif test "x$without_pcre2_static" = xyes || test "x$with_pcre2_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])
# Place the functions and data into separate sections, allowing GNU style
# linkers to garbage collect the unused ones.
save_LDFLAGS=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,--gc-sections"
AC_MSG_CHECKING([whether ld supports --gc-sections])
AC_LINK_IFELSE(
[AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
[AC_MSG_RESULT([yes])
DEAD_CODE_REMOVAL="-Wl,--gc-sections";
AX_APPEND_COMPILE_FLAGS([-ffunction-sections -fdata-sections])],
[AC_MSG_RESULT([no])
DEAD_CODE_REMOVAL="";])
LDFLAGS=$save_LDFLAGS
if test "$DEAD_CODE_REMOVAL" = ""; then
# Macos linkers have a -dead_strip flag, which is similar to --gc-sections.
save_LDFLAGS=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,-dead_strip"
AC_MSG_CHECKING([whether ld supports -dead_strip])
AC_LINK_IFELSE(
[AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
[AC_MSG_RESULT([yes])
DEAD_CODE_REMOVAL="-Wl,-dead_strip";],
[AC_MSG_RESULT([no])
DEAD_CODE_REMOVAL="";])
LDFLAGS=$save_LDFLAGS
fi
AC_SUBST(DEAD_CODE_REMOVAL)
# 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 statfs
AC_CHECK_MEMBERS([struct statfs.f_iosize],,,
[
#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])],
[])
AX_COMPILE_CHECK_SIZEOF(int)
AX_COMPILE_CHECK_SIZEOF(long)
AC_CHECK_HEADERS_ONCE([sys/time.h])
# Checks for library functions.
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 fnmatch fork])
AC_CHECK_FUNCS([fstat fstatat fstatfs fstatvfs ftruncate])
AC_CHECK_FUNCS([futimens futimes futimesat])
AC_CHECK_FUNCS([geteuid getline getpid getgrgid_r getgrnam_r])
AC_CHECK_FUNCS([getpwnam_r getpwuid_r getvfsbyname gmtime_r])
AC_CHECK_FUNCS([lchflags lchmod lchown link linkat 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 strnlen strrchr symlink])
AC_CHECK_FUNCS([sysconf])
AC_CHECK_FUNCS([tcgetattr tcsetattr])
AC_CHECK_FUNCS([timegm tzset unlinkat unsetenv utime utimensat utimes vfork])
AC_CHECK_FUNCS([wcrtomb wcscmp wcscpy wcslen wctomb wmemcmp wmemcpy wmemmove])
AC_CHECK_FUNCS([_fseeki64 _get_timezone])
AC_CHECK_DECL([cmtime_s],
[AC_DEFINE(HAVE_CMTIME_S, 1, [cmtime_s function])],
[],
[#include <time.h>])
AC_CHECK_DECL([gmtime_s],
[AC_DEFINE(HAVE_GMTIME_S, 1, [gmtime_s function])],
[],
[#include <time.h>])
AC_CHECK_TYPE([localtime_s],
[AC_DEFINE(HAVE_LOCALTIME_S, 1, [localtime_s function])],
[],
[#include <time.h>])
AC_CHECK_DECL([_mkgmtime],
[AC_DEFINE(HAVE__MKGMTIME, 1, [_mkgmtime function])],
[],
[#include <time.h>])
# 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>
])
AC_CHECK_TYPES(struct statfs,,,
[#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_LINK_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_LINK_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 gnu])
AC_CHECK_DECLS([EXTATTR_NAMESPACE_USER], [], [], [#include <sys/types.h>
#include <sys/extattr.h>
])
AC_CHECK_DECLS([XATTR_NOFOLLOW], [], [], [#include <sys/xattr.h>
])
ATTR_PC_VER=`pkg-config --modversion libattr`
if test "x$ATTR_PC_VER" != "x"; then
AC_DEFINE_UNQUOTED([LIBATTR_PKGCONFIG_VERSION], ["$ATTR_PC_VER"], [Libattr version coming from pkg-config.])
fi
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])
]
)
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])
]
)
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])
]
)
elif test "x$ac_cv_header_sys_ea_h" = "xyes"; then
# AIX extended attributes support
AC_CACHE_VAL([ac_cv_archive_xattr_aix],
[AC_CHECK_FUNCS(fgetea \
flistea \
fsetea \
getea \
lgetea \
listea \
llistea \
lsetea,
[ac_cv_archive_xattr_aix=yes],
[ac_cv_archive_xattr_aix=no])
]
)
fi
AC_MSG_CHECKING([for extended attributes support])
if test "x$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])