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###############################################################################
## Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
## Copyright (C) 2004-2008 Red Hat, Inc. All rights reserved.
##
## This file is part of the device-mapper userspace tools.
##
## This copyrighted material is made available to anyone wishing to use,
## modify, copy, or redistribute it subject to the terms and conditions
## of the GNU General Public License v.2.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software Foundation,
## Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
################################################################################
AC_PREREQ(2.57)
################################################################################
dnl -- Process this file with autoconf to produce a configure script.
AC_INIT
AC_CONFIG_SRCDIR([lib/libdevmapper.h])
AC_CONFIG_HEADERS(include/configure.h)
################################################################################
dnl -- Setup the directory where autoconf has auxilary files
AC_CONFIG_AUX_DIR(autoconf)
################################################################################
dnl -- Get system type
AC_CANONICAL_TARGET([])
case "$host_os" in
linux*)
COPTIMISE_FLAG="-O2"
CLDFLAGS="$CLDFLAGS -Wl,--version-script,.export.sym"
CLDWHOLEARCHIVE="-Wl,-whole-archive"
CLDNOWHOLEARCHIVE="-Wl,-no-whole-archive"
LDDEPS="$LDDEPS .export.sym"
LIB_SUFFIX=so
DEVMAPPER=yes
ODIRECT=yes
DM_IOCTLS=yes
SELINUX=yes
REALTIME=yes
CLUSTER=internal
FSADM=no
;;
darwin*)
CFLAGS="$CFLAGS -no-cpp-precomp -fno-common"
COPTIMISE_FLAG="-O2"
CLDFLAGS="$CLDFLAGS"
CLDWHOLEARCHIVE="-all_load"
CLDNOWHOLEARCHIVE=
LIB_SUFFIX=dylib
DEVMAPPER=yes
ODIRECT=no
DM_IOCTLS=no
SELINUX=no
REALTIME=no
CLUSTER=none
FSADM=no
;;
esac
################################################################################
dnl -- Additional library location
usrlibdir='${prefix}/lib'
################################################################################
dnl -- Check for programs.
AC_PROG_AWK
AC_PROG_CC
dnl probably no longer needed in 2008, but...
AC_PROG_GCC_TRADITIONAL
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_RANLIB
AC_PATH_PROG(CFLOW_CMD, cflow)
AC_PATH_PROG(CSCOPE_CMD, cscope)
################################################################################
dnl -- Check for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_HEADER_TIME
AC_CHECK_HEADERS([ctype.h dirent.h errno.h fcntl.h getopt.h inttypes.h limits.h \
stdarg.h stdio.h stdlib.h string.h sys/ioctl.h sys/param.h sys/stat.h \
sys/types.h unistd.h], , [AC_MSG_ERROR(bailing out)])
AC_CHECK_HEADERS(termios.h sys/statvfs.h)
################################################################################
dnl -- Check for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_CHECK_MEMBERS([struct stat.st_rdev])
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
AC_TYPE_MODE_T
AC_CHECK_MEMBERS([struct stat.st_rdev])
AC_STRUCT_TM
################################################################################
dnl -- Check for functions
AC_CHECK_FUNCS([gethostname getpagesize memset mkdir rmdir munmap setlocale \
strcasecmp strchr strdup strncasecmp strerror strrchr strstr strtol strtoul \
uname], , [AC_MSG_ERROR(bailing out)])
AC_FUNC_ALLOCA
AC_FUNC_CLOSEDIR_VOID
AC_FUNC_FORK
AC_FUNC_LSTAT
AC_FUNC_MALLOC
AC_FUNC_MEMCMP
AC_FUNC_MMAP
AC_FUNC_STAT
AC_FUNC_STRTOD
AC_FUNC_VPRINTF
################################################################################
dnl -- Prefix is /usr by default, the exec_prefix default is setup later
AC_PREFIX_DEFAULT(/usr)
################################################################################
dnl -- Setup the ownership of the files
AC_MSG_CHECKING(file owner)
OWNER="root"
AC_ARG_WITH(user,
[ --with-user=USER Set the owner of installed files [[USER=root]] ],
[ OWNER="$withval" ])
AC_MSG_RESULT($OWNER)
if test x$OWNER != x; then
OWNER="-o $OWNER"
fi
################################################################################
dnl -- Setup the group ownership of the files
AC_MSG_CHECKING(group owner)
GROUP="root"
AC_ARG_WITH(group,
[ --with-group=GROUP Set the group owner of installed files [[GROUP=root]] ],
[ GROUP="$withval" ])
AC_MSG_RESULT($GROUP)
if test x$GROUP != x; then
GROUP="-g $GROUP"
fi
################################################################################
dnl -- Setup device node ownership
AC_MSG_CHECKING(device node uid)
AC_ARG_WITH(device-uid,
[ --with-device-uid=UID Set the owner used for new device nodes [[UID=0]] ],
[ DM_DEVICE_UID="$withval" ], [ DM_DEVICE_UID="0" ] )
AC_MSG_RESULT($DM_DEVICE_UID)
################################################################################
dnl -- Setup device group ownership
AC_MSG_CHECKING(device node gid)
AC_ARG_WITH(device-gid,
[ --with-device-gid=UID Set the group used for new device nodes [[GID=0]] ],
[ DM_DEVICE_GID="$withval" ], [ DM_DEVICE_GID="0" ] )
AC_MSG_RESULT($DM_DEVICE_GID)
################################################################################
dnl -- Setup device mode
AC_MSG_CHECKING(device node mode)
AC_ARG_WITH(device-mode,
[ --with-device-mode=MODE Set the mode used for new device nodes [[MODE=0600]] ],
[ DM_DEVICE_MODE="$withval" ], [ DM_DEVICE_MODE="0600" ] )
AC_MSG_RESULT($DM_DEVICE_MODE)
################################################################################
dnl -- Enable debugging
AC_MSG_CHECKING(whether to enable debugging)
AC_ARG_ENABLE(debug, [ --enable-debug Enable debugging],
DEBUG=$enableval, DEBUG=no)
AC_MSG_RESULT($DEBUG)
dnl -- Normally turn off optimisation for debug builds
if test x$DEBUG = xyes; then
COPTIMISE_FLAG=
else
CSCOPE_CMD=
fi
################################################################################
dnl -- Override optimisation
AC_MSG_CHECKING(for C optimisation flag)
AC_ARG_WITH(optimisation,
[ --with-optimisation=OPT C optimisation flag [[OPT=-O2]] ],
[ COPTIMISE_FLAG="$withval" ])
AC_MSG_RESULT($COPTIMISE_FLAG)
################################################################################
dnl -- Compatibility mode
AC_ARG_ENABLE(compat, [ --enable-compat Enable support for old device-mapper versions],
DM_COMPAT=$enableval, DM_COMPAT=no)
################################################################################
dnl -- Disable ioctl
AC_ARG_ENABLE(ioctl, [ --disable-driver Disable calls to device-mapper in the kernel],
DM_IOCTLS=$enableval)
################################################################################
dnl -- Enable dmeventd
AC_ARG_ENABLE(dmeventd, [ --enable-dmeventd Build the new event daemon],
BUILD_DMEVENTD=$enableval, BUILD_DMEVENTD=no)
################################################################################
dnl -- Enable pkg-config
AC_ARG_ENABLE(pkgconfig, [ --enable-pkgconfig Install pkgconfig support],
PKGCONFIG=$enableval, PKGCONFIG=no)
################################################################################
dnl -- Clear default exec_prefix - install into /sbin rather than /usr/sbin
if [[ "x$exec_prefix" = xNONE -a "x$prefix" = xNONE ]];
then exec_prefix="";
fi;
################################################################################
dnl -- getline included in recent libc
AC_CHECK_LIB(c, getline, AC_DEFINE([HAVE_GETLINE], 1,
[Define to 1 if getline is available.]))
################################################################################
dnl -- canonicalize_file_name included in recent libc
AC_CHECK_LIB(c, canonicalize_file_name,
AC_DEFINE([HAVE_CANONICALIZE_FILE_NAME], 1,
[Define to 1 if canonicalize_file_name is available.]))
################################################################################
dnl -- Enables statically-linked tools
AC_MSG_CHECKING(whether to use static linking)
AC_ARG_ENABLE(static_link,
[ --enable-static_link Use this to link the tools to their libraries
statically. Default is dynamic linking],
STATIC_LINK=$enableval, STATIC_LINK=no)
AC_MSG_RESULT($STATIC_LINK)
################################################################################
dnl -- Disable selinux
AC_MSG_CHECKING(whether to enable selinux support)
AC_ARG_ENABLE(selinux, [ --disable-selinux Disable selinux support],
SELINUX=$enableval)
AC_MSG_RESULT($SELINUX)
################################################################################
dnl -- Check for selinux
if test x$SELINUX = xyes; then
AC_CHECK_LIB(sepol, sepol_check_context, HAVE_SEPOL=yes, HAVE_SEPOL=no)
if test x$HAVE_SEPOL = xyes; then
AC_DEFINE([HAVE_SEPOL], 1,
[Define to 1 if sepol_check_context is available.])
LIBS="-lsepol $LIBS"
fi
AC_CHECK_LIB(selinux, is_selinux_enabled, HAVE_SELINUX=yes, HAVE_SELINUX=no)
if test x$HAVE_SELINUX = xyes; then
AC_DEFINE([HAVE_SELINUX], 1, [Define to 1 to include support for selinux.])
LIBS="-lselinux $LIBS"
else
AC_MSG_WARN(Disabling selinux)
fi
# With --enable-static_link and selinux enabled, linking
# fails on at least Debian unstable due to unsatisfied references
# to pthread_mutex_lock and _unlock. See if we need -lpthread.
if test "$STATIC_LINK-$HAVE_SELINUX" = yes-yes; then
lvm_saved_libs=$LIBS
LIBS="$LIBS -static"
AC_SEARCH_LIBS([pthread_mutex_lock], [pthread],
[test "$ac_cv_search_pthread_mutex_lock" = "none required" ||
LIB_PTHREAD=-lpthread])
LIBS=$lvm_saved_libs
fi
fi
################################################################################
dnl -- Check for getopt
AC_CHECK_HEADERS(getopt.h, AC_DEFINE([HAVE_GETOPTLONG], 1, [Define to 1 if getopt_long is available.]))
################################################################################
dnl -- Check for readline (Shamelessly copied from parted 1.4.17)
if test x$READLINE = xyes; then
AC_CHECK_LIB(readline, readline, ,
AC_MSG_ERROR(
GNU Readline could not be found which is required for the
--enable-readline option (which is enabled by default). Either disable readline
support with --disable-readline or download and install readline from:
ftp.gnu.org/gnu/readline
Note: if you are using precompiled packages you will also need the development
package as well (which may be called readline-devel or something similar).
)
)
AC_CHECK_FUNC(rl_completion_matches, AC_DEFINE([HAVE_RL_COMPLETION_MATCHES], 1, [Define to 1 if rl_completion_matches() is available.]))
fi
################################################################################
dnl -- Internationalisation stuff
AC_MSG_CHECKING(whether to enable internationalisation)
AC_ARG_ENABLE(nls, [ --enable-nls Enable Native Language Support],
INTL=$enableval, INTL=no)
AC_MSG_RESULT($INTL)
if test x$INTL = xyes; then
INTL_PACKAGE="device-mapper"
AC_PATH_PROG(MSGFMT, msgfmt)
if [[ "x$MSGFMT" == x ]];
then AC_MSG_ERROR(
msgfmt not found in path $PATH
)
fi;
AC_ARG_WITH(localedir,
[ --with-localedir=DIR Translation files in DIR [[PREFIX/share/locale]] ],
[ LOCALEDIR="$withval" ],
[ LOCALEDIR='${prefix}/share/locale' ])
fi
################################################################################
dnl -- Where the linux src tree is
AC_MSG_CHECKING(for kernel directory)
AC_ARG_WITH(kerneldir,
[ --with-kernel-dir=DIR linux kernel source in DIR []],
[ kerneldir="$withval" ] )
if test "${with_kernel_dir+set}" = set; then
kerneldir="$with_kernel_dir"
fi
if test "${with_kernel-dir+set}" = set; then
kerneldir="$with_kerneldir"
fi
if test "${with_kernel-src+set}" = set; then
kerneldir="$with_kernel-src"
fi
if test "${with_kernel_src+set}" = set; then
kerneldir="$with_kernel_src"
fi
if test "${with_kernel+set}" = set; then
kerneldir="$with_kernel"
fi
AC_MSG_RESULT($kerneldir)
if test "x${kerneldir}" = x; then
missingkernel=yes
else
test -d "${kerneldir}" || { AC_MSG_WARN(kernel dir $kerneldir not found); missingkernel=yes ; }
fi
################################################################################
dnl -- Kernel version string
AC_MSG_CHECKING(for kernel version)
AC_ARG_WITH(kernel-version,
[ --with-kernel-version=VERSION linux kernel version] )
if test "${with_kernel-version+set}" = set; then
kernelvsn="$with_kernel-version"
fi
if test "${with_kernelvsn+set}" = set; then
kernelvsn="$with_kernelvsn"
fi
if test "${with_kernel_version+set}" = set; then
kernelvsn="$with_kernel_version"
fi
if test "${with_kernelversion+set}" = set; then
kernelvsn="$with_kernelversion"
fi
if test "x${kernelvsn}" = x; then
if test "x${missingkernel}" = "x"; then
kernelvsn=`awk -F ' = ' '/^VERSION/ {v=$2} /^PATCH/ {p=$2} /^SUBLEVEL/ {s=$2} /^EXTRAVERSION/ {e=$2} END {printf "%d.%d.%d%s",v,p,s,e}' $kerneldir/Makefile`
else
kernelvsn="UNKNOWN"
fi
fi
AC_MSG_RESULT($kernelvsn)
################################################################################
dnl -- Temporary directory for kernel diffs
AC_ARG_WITH(tmp-dir,
[ --with-tmp-dir=DIR temp dir to make kernel patches [[/tmp/kerndiff]] ],
[ tmpdir="$withval" ],
[ tmpdir=/tmp/kerndiff ])
if test "${with_tmp_dir+set}" = set; then
tmpdir="$with_tmp_dir"
fi
if test "${with_tmpdir+set}" = set; then
tmpdir="$with_tmpdir"
fi
################################################################################
dnl -- which kernel interface to use (ioctl only)
AC_MSG_CHECKING(for kernel interface choice)
AC_ARG_WITH(interface,
[ --with-interface=IFACE Choose kernel interface (ioctl) [[ioctl]] ],
[ interface="$withval" ],
[ interface=ioctl ])
if [[ "x$interface" != xioctl ]];
then
AC_MSG_ERROR(--with-interface=ioctl required. fs no longer supported.)
fi
AC_MSG_RESULT($interface)
DM_LIB_VERSION="\"`cat VERSION 2>/dev/null || echo Unknown`\""
AC_DEFINE_UNQUOTED(DM_LIB_VERSION, $DM_LIB_VERSION, [Library version])
################################################################################
dnl -- dmeventd pidfile and executable path
AH_TEMPLATE(DMEVENTD_PIDFILE, [Path to dmeventd pidfile.])
if test "$BUILD_DMEVENTD" = yes; then
AC_ARG_WITH(dmeventd-pidfile,
[ --with-dmeventd-pidfile=PATH dmeventd pidfile [[/var/run/dmeventd.pid]] ],
[ AC_DEFINE_UNQUOTED(DMEVENTD_PIDFILE,"$withval") ],
[ AC_DEFINE_UNQUOTED(DMEVENTD_PIDFILE,"/var/run/dmeventd.pid") ])
fi
AH_TEMPLATE(DMEVENTD_PATH, [Path to dmeventd binary.])
if test "$BUILD_DMEVENTD" = yes; then
dmeventd_prefix="$exec_prefix"
if test "x$dmeventd_prefix" = "xNONE"; then
dmeventd_prefix="$prefix"
fi
if test "x$dmeventd_prefix" = "xNONE"; then
dmeventd_prefix=""
fi
AC_ARG_WITH(dmeventd-path,
[ --with-dmeventd-path=PATH dmeventd path [[${exec_prefix}/sbin/dmeventd]] ],
[ AC_DEFINE_UNQUOTED(DMEVENTD_PATH,"$withval") ],
[ AC_DEFINE_UNQUOTED(DMEVENTD_PATH,"$dmeventd_prefix/sbin/dmeventd") ])
fi
################################################################################
AC_SUBST(BUILD_DMEVENTD)
AC_SUBST(CFLAGS)
AC_SUBST(CFLOW_CMD)
AC_SUBST(CLDFLAGS)
AC_SUBST(CLDNOWHOLEARCHIVE)
AC_SUBST(CLDWHOLEARCHIVE)
AC_SUBST(CLUSTER)
AC_SUBST(CLVMD)
AC_SUBST(CMDLIB)
AC_SUBST(COPTIMISE_FLAG)
AC_SUBST(CSCOPE_CMD)
AC_SUBST(DEBUG)
AC_SUBST(DEVMAPPER)
AC_SUBST(DMDIR)
AC_SUBST(DM_COMPAT)
AC_SUBST(DM_DEVICE_GID)
AC_SUBST(DM_DEVICE_MODE)
AC_SUBST(DM_DEVICE_UID)
AC_SUBST(DM_IOCTLS)
AC_SUBST(DM_LIB_VERSION)
AC_SUBST(FSADM)
AC_SUBST(GROUP)
AC_SUBST(HAVE_LIBDL)
AC_SUBST(HAVE_REALTIME)
AC_SUBST(HAVE_SELINUX)
AC_SUBST(INTL)
AC_SUBST(INTL_PACKAGE)
AC_SUBST(JOBS)
AC_SUBST(LDDEPS)
AC_SUBST(LIBS)
AC_SUBST(LIB_SUFFIX)
AC_SUBST(LOCALEDIR)
AC_SUBST(LVM1)
AC_SUBST(LVM1_FALLBACK)
AC_SUBST(LVM_CONF_DIR)
AC_SUBST(LVM_VERSION)
AC_SUBST(MIRRORS)
AC_SUBST(MSGFMT)
AC_SUBST(OWNER)
AC_SUBST(PKGCONFIG)
AC_SUBST(POOL)
AC_SUBST(SNAPSHOTS)
AC_SUBST(STATICDIR)
AC_SUBST(STATIC_LINK)
AC_SUBST([LIB_PTHREAD])
AC_SUBST(interface)
AC_SUBST(kerneldir)
AC_SUBST(missingkernel)
AC_SUBST(kernelvsn)
AC_SUBST(tmpdir)
AC_SUBST(usrlibdir)
################################################################################
dnl -- First and last lines should not contain files to generate in order to
dnl -- keep utility scripts running properly
AC_CONFIG_FILES([\
Makefile \
make.tmpl \
include/Makefile \
dmsetup/Makefile \
lib/Makefile \
lib/libdevmapper.pc \
dmeventd/Makefile \
dmeventd/libdevmapper-event.pc \
kernel/Makefile \
man/Makefile \
po/Makefile \
])
AC_OUTPUT
if test "x${kerneldir}" != "x" ; then
if test -d "${kerneldir}"; then
if test ! -f "${kerneldir}/include/linux/dm-ioctl.h"; then
AC_MSG_WARN(Your kernel source in ${kerneldir} needs patching)
if test "x${kernelvsn}" != "xUNKNOWN"; then
AC_MSG_WARN([For supported kernels, try 'make apply-patches' next to do this, or apply the
device-mapper patches by hand.
])
fi
fi
else
AC_MSG_WARN(kernel directory $kerneldir not found)
fi
if test "x${kernelvsn}" = "xUNKNOWN"; then
AC_MSG_WARN([kernel version not detected: 'make apply-patches' won't work.
If your kernel already contains device-mapper it may be OK,
otherwise you'll need to apply the device-mapper patches by hand.
])
fi
fi
|