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lvm2/configure.in
Alasdair Kergon 8ce0cbdaab make -O2 optimisation flag configurable.
2004-06-29 13:29:25 +00:00

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##
## Copyright 1999-2000 Sistina Software, Inc.
##
## This is free software released under the GNU General Public License.
## There is no warranty for this software. See the file COPYING for
## details.
##
## See the file CONTRIBUTORS for a list of contributors.
##
## This file is maintained by:
## AJ Lewis <lewis@sistina.com>
##
## File name: configure.in
##
## Description: Input file for autoconf. Generates the configure script
## that tries to keep everything nice and portable. It also
## simplifies distribution package building considerably.
################################################################################
################################################################################
dnl -- Process this file with autoconf to produce a configure script.
AC_INIT(lib/device/dev-cache.h)
################################################################################
dnl -- setup the directory where autoconf has auxilary files
AC_CONFIG_AUX_DIR(autoconf)
################################################################################
dnl -- Get system type
AC_CANONICAL_SYSTEM
case "$host_os" in
linux*)
CFLAGS="$CFLAGS"
COPTIMISE_FLAG="-O2"
CLDFLAGS="$CLDFLAGS -Wl,--version-script,.export.sym"
CLDWHOLEARCHIVE="-Wl,-whole-archive"
CLDNOWHOLEARCHIVE="-Wl,-no-whole-archive"
LDDEPS="$LDDEPS .export.sym"
LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
SOFLAG="-shared"
DEVMAPPER=yes
ODIRECT=yes
SELINUX=yes
CLUSTER=internal
FSADM=no ;;
darwin*)
CFLAGS="$CFLAGS -no-cpp-precomp -fno-common"
COPTIMISE_FLAG="-O2"
CLDFLAGS="$CLDFLAGS"
CLDWHOLEARCHIVE="-all_load"
CLDNOWHOLEARCHIVE=
LDDEPS="$LDDEPS"
LDFLAGS="$LDFLAGS"
SOFLAG="-dynamiclib"
DEVMAPPER=no
ODIRECT=no
SELINUX=no
CLUSTER=none
FSADM=no ;;
esac
################################################################################
dnl -- Checks for programs.
AC_PROG_AWK
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_RANLIB
################################################################################
dnl -- Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_CHECK_HEADERS(fcntl.h malloc.h sys/ioctl.h unistd.h)
################################################################################
dnl -- Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_STRUCT_ST_RDEV
AC_HEADER_TIME
################################################################################
dnl -- Prefix is /usr by default, the exec_prefix default is setup later
AC_PREFIX_DEFAULT(/usr)
################################################################################
dnl -- Parallel make jobs?
AC_ARG_ENABLE(jobs, [ --enable-jobs=NUM Number of jobs to run simultaneously], JOBS=-j$enableval, JOBS=-j2)
################################################################################
dnl -- Setup the ownership of the files
echo $ac_n "Setting file owner to""... $ac_c" 1>&6
OWNER="root"
AC_ARG_WITH(user,
[ --with-user=USER Set the owner of installed files ],
[ OWNER="$withval" ])
echo "$ac_t""$OWNER" 1>&6
if test x$OWNER != x; then
OWNER="-o $OWNER"
fi
################################################################################
dnl -- Setup the group ownership of the files
echo $ac_n "Setting group owner to""... $ac_c" 1>&6
GROUP="root"
AC_ARG_WITH(group,
[ --with-group=GROUP Set the group owner of installed files ],
[ GROUP="$withval" ])
echo "$ac_t""$GROUP" 1>&6
if test x$GROUP != x; then
GROUP="-g $GROUP"
fi
################################################################################
dnl -- LVM1 tool fallback option
echo $ac_n "checking whether to enable lvm1 fallback""... $ac_c" 1>&6
AC_ARG_ENABLE(lvm1_fallback, [ --enable-lvm1_fallback Use this to fall back and use LVM1 binaries if
device-mapper is missing from the kernel], LVM1_FALLBACK=$enableval, LVM1_FALLBACK=no)
echo "$ac_t""$LVM1_FALLBACK" 1>&6
if test x$LVM1_FALLBACK = xyes; then
CFLAGS="$CFLAGS -DLVM1_FALLBACK"
fi
################################################################################
dnl -- format1 inclusion type
echo $ac_n "checking whether to include support for lvm1 metadata""... $ac_c" 1>&6
AC_ARG_WITH(lvm1,
[ --with-lvm1=TYPE LVM1 metadata support: internal/shared/none
[TYPE=internal] ],
[ LVM1="$withval" ],
[ LVM1="internal" ])
echo "$ac_t""$LVM1" 1>&6
if [[ "x$LVM1" != xnone -a "x$LVM1" != xinternal -a "x$LVM1" != xshared ]];
then AC_MSG_ERROR(
--with-lvm1 parameter invalid
)
exit
fi;
if test x$LVM1 = xinternal; then
CFLAGS="$CFLAGS -DLVM1_INTERNAL"
fi
################################################################################
dnl -- format_pool inclusion type
echo $ac_n "checking whether to include support for GFS pool metadata""... $ac_c" 1>&6
AC_ARG_WITH(pool,
[ --with-pool=TYPE GFS pool read-only support: internal/shared/none
[TYPE=internal] ],
[ POOL="$withval" ],
[ POOL="internal" ])
echo "$ac_t""$POOL" 1>&6
if [[ "x$POOL" != xnone -a "x$POOL" != xinternal -a "x$POOL" != xshared ]];
then AC_MSG_ERROR(
--with-pool parameter invalid
)
exit
fi;
if test x$POOL = xinternal; then
CFLAGS="$CFLAGS -DPOOL_INTERNAL"
fi
################################################################################
dnl -- cluster_locking inclusion type
echo $ac_n "checking whether to include support for cluster locking""... $ac_c" 1>&6
AC_ARG_WITH(cluster,
[ --with-cluster=TYPE Cluster LVM locking support: internal/shared/none
[TYPE=internal] ],
[ CLUSTER="$withval" ])
echo "$ac_t""$CLUSTER" 1>&6
if [[ "x$CLUSTER" != xnone -a "x$CLUSTER" != xinternal -a "x$CLUSTER" != xshared ]];
then AC_MSG_ERROR(
--with-cluster parameter invalid
)
exit
fi;
if test x$CLUSTER = xinternal; then
CFLAGS="$CFLAGS -DCLUSTER_LOCKING_INTERNAL"
fi
################################################################################
dnl -- snapshots inclusion type
echo $ac_n "checking whether to include snapshots""... $ac_c" 1>&6
AC_ARG_WITH(snapshots,
[ --with-snapshots=TYPE Snapshot support: internal/shared/none
[TYPE=internal] ],
[ SNAPSHOTS="$withval" ],
[ SNAPSHOTS="internal" ])
echo "$ac_t""$SNAPSHOTS" 1>&6
if [[ "x$SNAPSHOTS" != xnone -a "x$SNAPSHOTS" != xinternal -a "x$SNAPSHOTS" != xshared ]];
then AC_MSG_ERROR(
--with-snapshots parameter invalid
)
exit
fi;
if test x$SNAPSHOTS = xinternal; then
CFLAGS="$CFLAGS -DSNAPSHOT_INTERNAL"
fi
################################################################################
dnl -- mirrors inclusion type
echo $ac_n "checking whether to include mirrors""... $ac_c" 1>&6
AC_ARG_WITH(mirrors,
[ --with-mirrors=TYPE Mirror support: internal/shared/none
[TYPE=internal] ],
[ MIRRORS="$withval" ],
[ MIRRORS="internal" ])
echo "$ac_t""$MIRRORS" 1>&6
if [[ "x$MIRRORS" != xnone -a "x$MIRRORS" != xinternal -a "x$MIRRORS" != xshared ]];
then AC_MSG_ERROR(
--with-mirrors parameter invalid
)
exit
fi;
if test x$MIRRORS = xinternal; then
CFLAGS="$CFLAGS -DMIRRORED_INTERNAL"
fi
################################################################################
dnl -- Enables staticly-linked tools
echo $ac_n "checking whether to use static linking""... $ac_c" 1>&6
AC_ARG_ENABLE(static_link, [ --enable-static_link Use this to link the tools to their libraries
statically. Default is dynamic linking], STATIC_LINK=$enableval, STATIC_LINK=no)
echo "$ac_t""$STATIC_LINK" 1>&6
################################################################################
dnl -- Enable readline
echo $ac_n "checking whether to enable readline""... $ac_c" 1>&6
AC_ARG_ENABLE(readline, [ --enable-readline Enable readline support], \
READLINE=$enableval, READLINE=no)
echo "$ac_t""$READLINE" 1>&6
if test x$READLINE = xyes; then
CFLAGS="$CFLAGS -DREADLINE_SUPPORT"
fi
################################################################################
dnl -- Disable selinux
echo $ac_n "checking whether to enable selinux support""... $ac_c" 1>&6
AC_ARG_ENABLE(selinux, [ --disable-selinux Disable selinux support], \
SELINUX=$enableval)
echo "$ac_t""$SELINUX" 1>&6
################################################################################
dnl -- Build cluster LVM daemon
echo $ac_n "checking whether to build cluster LVM daemon""... $ac_c" 1>&6
AC_ARG_WITH(clvmd, [ --with-clvmd Build cluster LVM Daemon], \
CLVMD=$withval, CLVMD=no)
echo "$ac_t""$CLVMD" 1>&6
dnl -- If clvmd enabled without cluster locking, automagically include it
if test x$CLVMD = xyes && test x$CLUSTER = xnone; then
CLUSTER=internal
fi
################################################################################
dnl -- Enable debugging
echo $ac_n "checking whether to enable debugging""... $ac_c" 1>&6
AC_ARG_ENABLE(debug, [ --enable-debug Enable debugging], \
DEBUG=yes, DEBUG=no)
echo "$ac_t""$DEBUG" 1>&6
dnl -- Normally turn off optimisation for debug builds
if test x$DEBUG = xyes; then
COPTIMISE_FLAG=
fi
################################################################################
dnl -- Override optimisation
echo $ac_n "checking for C optimisation flag""... $ac_c" 1>&6
AC_ARG_WITH(optimisation,
[ --with-optimisation=OPT C optimisation flag [OPT=-O2] ],
[ COPTIMISE_FLAG="$withval" ])
echo "$ac_t""$COPTIMISE_FLAG" 1>&6
################################################################################
dnl -- Disable devmapper
echo $ac_n "checking whether to use device-mapper""... $ac_c" 1>&6
AC_ARG_ENABLE(devmapper, [ --disable-devmapper Disable device-mapper interaction], \
DEVMAPPER=no)
echo "$ac_t""$DEVMAPPER" 1>&6
if test x$DEVMAPPER = xyes; then
CFLAGS="$CFLAGS -DDEVMAPPER_SUPPORT"
fi
################################################################################
dnl -- Disable O_DIRECT
echo $ac_n "checking whether to enable O_DIRECT""... $ac_c" 1>&6
AC_ARG_ENABLE(o_direct, [ --disable-o_direct Disable O_DIRECT], \
ODIRECT=no)
echo "$ac_t""$ODIRECT" 1>&6
if test x$ODIRECT = xyes; then
CFLAGS="$CFLAGS -DO_DIRECT_SUPPORT"
fi
################################################################################
dnl -- Enable cmdlib
echo $ac_n "checking whether to compile liblvm2cmd.so""... $ac_c" 1>&6
AC_ARG_ENABLE(cmdlib, [ --enable-cmdlib Build shared command library], \
CMDLIB=yes, CMDLIB=no)
echo "$ac_t""$CMDLIB" 1>&6
if test x$CMDLIB = xyes; then
CFLAGS="$CFLAGS -DCMDLIB"
fi
################################################################################
dnl -- Enable fsadm
echo $ac_n "checking whether to build fsadm""... $ac_c" 1>&6
AC_ARG_ENABLE(fsadm, [ --enable-fsadm Enable fsadm], FSADM=yes)
echo "$ac_t""$FSADM" 1>&6
################################################################################
dnl -- Mess with default exec_prefix
if [[ "x$exec_prefix" = xNONE -a "x$prefix" = xNONE ]];
then exec_prefix="";
fi;
################################################################################
dnl -- Checks for library functions.
AC_PROG_GCC_TRADITIONAL
AC_TYPE_SIGNAL
AC_FUNC_VPRINTF
AC_CHECK_FUNCS(mkdir rmdir uname)
################################################################################
dnl -- Check for termcap (Shamelessly copied from parted 1.4.17)
if test x$READLINE = xyes; then
AC_SEARCH_LIBS(tgetent, ncurses curses termcap termlib, ,
AC_MSG_ERROR(
termcap 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 termcap from:
ftp.gnu.org/gnu/termcap
Note: if you are using precompiled packages you will also need the development
package as well (which may be called termcap-devel or something similar).
Note: (n)curses also seems to work as a substitute for termcap. This was
not found either - but you could try installing that as well.
)
exit
)
fi
################################################################################
dnl -- Check for dlopen
AC_CHECK_LIB(dl, dlopen, HAVE_LIBDL=yes, HAVE_LIBDL=no)
if [[ "x$HAVE_LIBDL" = xyes -a "x$STATIC_LINK" = xno ]]; then
CFLAGS="$CFLAGS -DHAVE_LIBDL"
LIBS="-ldl $LIBS"
else
HAVE_LIBDL=no
fi
################################################################################
dnl -- Check for shared/static conflicts
if [[ \( "x$LVM1" = xshared -o "x$POOL" = xshared -o "x$CLUSTER" = xshared \
-o "x$SNAPSHOTS" = xshared -o "x$MIRRORS" = xshared \
\) -a "x$STATIC_LINK" = xyes ]];
then AC_MSG_ERROR(
Features cannot be 'shared' when building statically
)
exit
fi
################################################################################
dnl -- Check for is_selinux_enabled
if test x$SELINUX = xyes; then
AC_CHECK_LIB(selinux, is_selinux_enabled, HAVE_SELINUX=yes, HAVE_SELINUX=no)
if test x$HAVE_SELINUX = xyes; then
CFLAGS="$CFLAGS -DHAVE_SELINUX"
LIBS="-lselinux $LIBS"
else
echo "Disabling selinux" 1>&6
fi
fi
################################################################################
dnl -- Check for getopt
AC_CHECK_HEADERS(getopt.h, CFLAGS="$CFLAGS -DHAVE_GETOPTLONG")
################################################################################
dnl -- Check for readline (Shamelessly copied from parted 1.4.17)
if test x$READLINE = xyes; then
AC_CHECK_LIB(readline, readline, ,
AC_MSG_ERROR(
GNU Readline could not be found which is required for the
--enable-readline option (which is enabled by default). Either disable readline
support with --disable-readline or download and install readline from:
ftp.gnu.org/gnu/readline
Note: if you are using precompiled packages you will also need the development
package as well (which may be called readline-devel or something similar).
)
exit
)
AC_CHECK_FUNC(rl_completion_matches, CFLAGS="$CFLAGS -DHAVE_RL_COMPLETION_MATCHES")
fi
################################################################################
dnl -- Internationalisation stuff
echo $ac_n "checking whether to enable internationalisation""... $ac_c" 1>&6
AC_ARG_ENABLE(nls, [ --enable-nls Enable Native Language Support],\
INTL=yes, INTL=no)
echo "$ac_t""$INTL" 1>&6
if test x$INTL = xyes; then
INTL_PACKAGE="lvm2"
AC_PATH_PROG(MSGFMT, msgfmt)
if [[ "x$MSGFMT" == x ]];
then AC_MSG_ERROR(
msgfmt not found in path $PATH
)
exit
fi;
AC_ARG_WITH(localedir,
[ --with-localedir=DIR Translation files in DIR [PREFIX/share/locale]],
[ LOCALEDIR="$withval" ],
[ LOCALEDIR='${prefix}/share/locale' ])
fi
################################################################################
AC_ARG_WITH(confdir,
[ --with-confdir=DIR Configuration files in DIR [/etc]],
[ CONFDIR="$withval" ],
[ CONFDIR='/etc' ])
AC_ARG_WITH(staticdir,
[ --with-staticdir=DIR Static binary in DIR [EXEC_PREFIX/sbin]],
[ STATICDIR="$withval" ],
[ STATICDIR='${exec_prefix}/sbin' ])
################################################################################
if test "-f VERSION"; then
LVM_VERSION="\"`cat VERSION`\""
else
LVM_VERSION="Unknown"
fi
################################################################################
AC_SUBST(JOBS)
AC_SUBST(STATIC_LINK)
AC_SUBST(LVM1)
AC_SUBST(POOL)
AC_SUBST(SNAPSHOTS)
AC_SUBST(MIRRORS)
AC_SUBST(OWNER)
AC_SUBST(GROUP)
AC_SUBST(CFLAGS)
AC_SUBST(COPTIMISE_FLAG)
AC_SUBST(CLDFLAGS)
AC_SUBST(CLDWHOLEARCHIVE)
AC_SUBST(CLDNOWHOLEARCHIVE)
AC_SUBST(LDDEPS)
AC_SUBST(LDFLAGS)
AC_SUBST(SOFLAG)
AC_SUBST(LIBS)
AC_SUBST(LVM_VERSION)
AC_SUBST(LVM1_FALLBACK)
AC_SUBST(DEBUG)
AC_SUBST(DEVMAPPER)
AC_SUBST(HAVE_LIBDL)
AC_SUBST(HAVE_SELINUX)
AC_SUBST(CMDLIB)
AC_SUBST(MSGFMT)
AC_SUBST(LOCALEDIR)
AC_SUBST(CONFDIR)
AC_SUBST(STATICDIR)
AC_SUBST(INTL_PACKAGE)
AC_SUBST(INTL)
AC_SUBST(CLVMD)
AC_SUBST(CLUSTER)
AC_SUBST(FSADM)
################################################################################
dnl -- First and last lines should not contain files to generate in order to
dnl -- keep utility scripts running properly
AC_OUTPUT( \
Makefile \
make.tmpl \
daemons/Makefile \
daemons/clvmd/Makefile \
doc/Makefile \
include/Makefile \
lib/Makefile \
lib/format1/Makefile \
lib/format_pool/Makefile \
lib/locking/Makefile \
lib/mirror/Makefile \
lib/snapshot/Makefile \
man/Makefile \
po/Makefile \
tools/Makefile \
tools/version.h \
tools/fsadm/Makefile \
test/mm/Makefile \
test/device/Makefile \
test/format1/Makefile \
test/regex/Makefile \
test/filters/Makefile \
)
if test x$ODIRECT != xyes; then
echo
echo Warning: O_DIRECT disabled.
echo Use of pvmove may cause machine to lock up under low memory conditions.
echo
fi
if test x$FSADM == xyes; then
echo
echo Warning: fsadm support is untested.
echo
fi
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