## ## Copyright (C) 2000-2004 Sistina Software, Inc. All rights reserved. ## Copyright (C) 2004 Red Hat, Inc. All rights reserved. ## ## This file is part of the LVM2. ## ## 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(2.53) ################################################################################ dnl -- Process this file with autoconf to produce a configure script. AC_INIT(lib/device/dev-cache.h) ################################################################################ AC_CONFIG_HEADERS(lib/misc/configure.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="$LDFLAGS -Wl,--export-dynamic" LIB_SUFFIX="so" DEVMAPPER=yes ODIRECT=yes SELINUX=yes CLUSTER=internal FSADM=no ;; darwin*) CFLAGS="$CFLAGS -no-cpp-precomp -fno-common" COPTIMISE_FLAG="-O2" CLDFLAGS="$CLDFLAGS" CLDWHOLEARCHIVE="-all_load" CLDNOWHOLEARCHIVE= LDDEPS="$LDDEPS" LDFLAGS="$LDFLAGS" LIB_SUFFIX="dylib" DEVMAPPER=yes ODIRECT=no SELINUX=no CLUSTER=none FSADM=no ;; esac ################################################################################ dnl -- Checks for programs. AC_PROG_AWK AC_PROG_CC AC_PROG_INSTALL AC_PROG_LN_S AC_PROG_MAKE_SET AC_PROG_RANLIB AC_PATH_PROG(CFLOW_CMD, cflow) AC_PATH_PROG(CSCOPE_CMD, cscope) ################################################################################ dnl -- Checks for header files. AC_HEADER_DIRENT AC_HEADER_STDC AC_HEADER_SYS_WAIT AC_HEADER_TIME AC_CHECK_HEADERS(fcntl.h limits.h locale.h stddef.h syslog.h sys/file.h sys/ioctl.h sys/param.h sys/time.h,,AC_MSG_ERROR(bailing out)) AC_CHECK_HEADERS(assert.h ctype.h libgen.h signal.h stdio.h sys/mman.h sys/resource.h sys/stat.h sys/types.h sys/utsname.h sys/wait.h time.h,,AC_MSG_ERROR(bailing out)) case "$host_os" in linux*) AC_CHECK_HEADERS(asm/byteorder.h linux/fs.h malloc.h,,AC_MSG_ERROR(bailing out)) ;; darwin*) AC_CHECK_HEADERS(machine/endian.h sys/disk.h,,AC_MSG_ERROR(bailing out)) ;; esac ################################################################################ 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_TYPE_MODE_T AC_STRUCT_ST_RDEV AC_STRUCT_TM ################################################################################ dnl -- Check for functions AC_CHECK_FUNCS(gethostname getpagesize memset munmap setlocale strcasecmp strchr strdup strncasecmp strerror strrchr strstr strtol strtoul,,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 ################################################################################ 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$enableval, JOBS=-j2) ################################################################################ dnl -- Setup the ownership of the files AC_MSG_CHECKING(file owner) OWNER="root" AC_ARG_WITH(user, [ --with-user=USER Set the owner of installed files ], [ OWNER="$withval" ]) AC_MSG_RESULT($OWNER) if test x$OWNER != x; then OWNER="-o $OWNER" fi ################################################################################ dnl -- Setup the group ownership of the files AC_MSG_CHECKING(group owner) GROUP="root" AC_ARG_WITH(group, [ --with-group=GROUP Set the group owner of installed files ], [ GROUP="$withval" ]) AC_MSG_RESULT($GROUP) if test x$GROUP != x; then GROUP="-g $GROUP" fi ################################################################################ dnl -- LVM1 tool fallback option AC_MSG_CHECKING(whether to enable lvm1 fallback) AC_ARG_ENABLE(lvm1_fallback, [ --enable-lvm1_fallback Use this to fall back and use LVM1 binaries if device-mapper is missing from the kernel], LVM1_FALLBACK=$enableval, LVM1_FALLBACK=no) AC_MSG_RESULT($LVM1_FALLBACK) if test x$LVM1_FALLBACK = xyes; then AC_DEFINE([LVM1_FALLBACK], 1, [Define to 1 if 'lvm' should fall back to using LVM1 binaries if device-mapper is missing from the kernel]) fi ################################################################################ dnl -- format1 inclusion type AC_MSG_CHECKING(whether to include support for lvm1 metadata) AC_ARG_WITH(lvm1, [ --with-lvm1=TYPE LVM1 metadata support: internal/shared/none [TYPE=internal] ], [ LVM1="$withval" ], [ LVM1="internal" ]) AC_MSG_RESULT($LVM1) if [[ "x$LVM1" != xnone -a "x$LVM1" != xinternal -a "x$LVM1" != xshared ]]; then AC_MSG_ERROR( --with-lvm1 parameter invalid ) fi; if test x$LVM1 = xinternal; then AC_DEFINE([LVM1_INTERNAL], 1, [Define to 1 to include built-in support for LVM1 metadata.]) fi ################################################################################ dnl -- format_pool inclusion type AC_MSG_CHECKING(whether to include support for GFS pool metadata) AC_ARG_WITH(pool, [ --with-pool=TYPE GFS pool read-only support: internal/shared/none [TYPE=internal] ], [ POOL="$withval" ], [ POOL="internal" ]) AC_MSG_RESULT($POOL) if [[ "x$POOL" != xnone -a "x$POOL" != xinternal -a "x$POOL" != xshared ]]; then AC_MSG_ERROR( --with-pool parameter invalid ) fi; if test x$POOL = xinternal; then AC_DEFINE([POOL_INTERNAL], 1, [Define to 1 to include built-in support for GFS pool metadata.]) fi ################################################################################ dnl -- cluster_locking inclusion type AC_MSG_CHECKING(whether to include support for cluster locking) AC_ARG_WITH(cluster, [ --with-cluster=TYPE Cluster LVM locking support: internal/shared/none [TYPE=internal] ], [ CLUSTER="$withval" ]) AC_MSG_RESULT($CLUSTER) if [[ "x$CLUSTER" != xnone -a "x$CLUSTER" != xinternal -a "x$CLUSTER" != xshared ]]; then AC_MSG_ERROR( --with-cluster parameter invalid ) fi; if test x$CLUSTER = xinternal; then AC_DEFINE([CLUSTER_LOCKING_INTERNAL], 1, [Define to 1 to include built-in support for clustered LVM locking.]) fi ################################################################################ dnl -- snapshots inclusion type AC_MSG_CHECKING(whether to include snapshots) AC_ARG_WITH(snapshots, [ --with-snapshots=TYPE Snapshot support: internal/shared/none [TYPE=internal] ], [ SNAPSHOTS="$withval" ], [ SNAPSHOTS="internal" ]) AC_MSG_RESULT($SNAPSHOTS) if [[ "x$SNAPSHOTS" != xnone -a "x$SNAPSHOTS" != xinternal -a "x$SNAPSHOTS" != xshared ]]; then AC_MSG_ERROR( --with-snapshots parameter invalid ) fi; if test x$SNAPSHOTS = xinternal; then AC_DEFINE([SNAPSHOT_INTERNAL], 1, [Define to 1 to include built-in support for snapshots.]) fi ################################################################################ dnl -- mirrors inclusion type AC_MSG_CHECKING(whether to include mirrors) AC_ARG_WITH(mirrors, [ --with-mirrors=TYPE Mirror support: internal/shared/none [TYPE=internal] ], [ MIRRORS="$withval" ], [ MIRRORS="internal" ]) AC_MSG_RESULT($MIRRORS) if [[ "x$MIRRORS" != xnone -a "x$MIRRORS" != xinternal -a "x$MIRRORS" != xshared ]]; then AC_MSG_ERROR( --with-mirrors parameter invalid ) fi; if test x$MIRRORS = xinternal; then AC_DEFINE([MIRRORED_INTERNAL], 1, [Define to 1 to include built-in support for mirrors.]) fi ################################################################################ dnl -- Enables staticly-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 -- Enable readline AC_MSG_CHECKING(whether to enable readline) AC_ARG_ENABLE(readline, [ --enable-readline Enable readline support], READLINE=$enableval, READLINE=no) AC_MSG_RESULT($READLINE) if test x$READLINE = xyes; then AC_DEFINE([READLINE_SUPPORT], 1, [Define to 1 to include the LVM readline shell.]) fi ################################################################################ dnl -- Disable selinux AC_MSG_CHECKING(whether to enable selinux support) AC_ARG_ENABLE(selinux, [ --disable-selinux Disable selinux support], SELINUX=$enableval) AC_MSG_RESULT($SELINUX) ################################################################################ dnl -- Build cluster LVM daemon AC_MSG_CHECKING(whether to build cluster LVM daemon) AC_ARG_WITH(clvmd, [ --with-clvmd=TYPE Build cluster LVM Daemon: cman/gulm/none/all [TYPE=none] ], [ CLVMD="$withval" ], [ CLVMD="none" ]) if test x$CLVMD = xyes; then CLVMD=all fi AC_MSG_RESULT($CLVMD) dnl -- If clvmd enabled without cluster locking, automagically include it if test x$CLVMD != xnone && test x$CLUSTER = xnone; then CLUSTER=internal fi ################################################################################ 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($COPTIMISE_FLAG) ################################################################################ dnl -- Disable devmapper AC_MSG_CHECKING(whether to use device-mapper) AC_ARG_ENABLE(devmapper, [ --disable-devmapper Disable device-mapper interaction], DEVMAPPER=$enableval) AC_MSG_RESULT($DEVMAPPER) if test x$DEVMAPPER = xyes; then AC_DEFINE([DEVMAPPER_SUPPORT], 1, [Define to 1 to enable device-mapper interaction.]) fi ################################################################################ dnl -- Disable O_DIRECT AC_MSG_CHECKING(whether to enable O_DIRECT) AC_ARG_ENABLE(o_direct, [ --disable-o_direct Disable O_DIRECT], ODIRECT=$enableval) AC_MSG_RESULT($ODIRECT) if test x$ODIRECT = xyes; then AC_DEFINE([O_DIRECT_SUPPORT], 1, [Define to 1 to enable O_DIRECT support.]) fi ################################################################################ dnl -- Enable cmdlib AC_MSG_CHECKING(whether to compile liblvm2cmd.so) AC_ARG_ENABLE(cmdlib, [ --enable-cmdlib Build shared command library], CMDLIB=$enableval, CMDLIB=no) AC_MSG_RESULT($CMDLIB) if test x$CMDLIB = xyes; then AC_DEFINE([CMDLIB], 1, [Define to 1 to build the shared command library.]) fi ################################################################################ dnl -- Enable fsadm AC_MSG_CHECKING(whether to build fsadm) AC_ARG_ENABLE(fsadm, [ --enable-fsadm Enable fsadm], FSADM=$enableval) AC_MSG_RESULT($FSADM) ################################################################################ dnl -- enable dmeventd handling AC_MSG_CHECKING(whether to use dmeventd) AC_ARG_ENABLE(dmeventd, [ --enable-dmeventd Enable the device-mapper event daemon], DMEVENTD=$enableval) AC_MSG_RESULT($DMEVENTD) dnl -- dmeventd currently requires internal mirror support if test x$DMEVENTD = xyes && test x$MIRRORS != xinternal; then AC_MSG_ERROR( --enable-dmeventd currently requires --with-mirrors=internal ) fi if test x$DMEVENTD = xyes; then AC_DEFINE([DMEVENTD], 1, [Define to 1 to enable the device-mapper event daemon.]) fi ################################################################################ dnl -- Mess with default exec_prefix if [[ "x$exec_prefix" = xNONE -a "x$prefix" = xNONE ]]; then exec_prefix=""; fi; ################################################################################ dnl -- Checks for library functions. AC_PROG_GCC_TRADITIONAL AC_TYPE_SIGNAL AC_FUNC_VPRINTF AC_CHECK_FUNCS(mkdir rmdir uname,,AC_MSG_ERROR(bailing out)) ################################################################################ dnl -- Check for termcap (Shamelessly copied from parted 1.4.17) if test x$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. ) ) fi ################################################################################ dnl -- Check for dlopen AC_CHECK_LIB(dl, dlopen, HAVE_LIBDL=yes, HAVE_LIBDL=no) if [[ "x$HAVE_LIBDL" = xyes ]]; then AC_DEFINE([HAVE_LIBDL], 1, [Define to 1 if dynamic libraries are available.]) 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$STATIC_LINK" = xyes ]]; then AC_MSG_ERROR( Features cannot be 'shared' when building statically ) fi ################################################################################ dnl -- Check for selinux if test x$SELINUX = xyes; then AC_MSG_CHECKING(for sepol_check_context function) AC_CHECK_LIB(sepol, sepol_check_context, HAVE_SEPOL=yes, HAVE_SEPOL=no) AC_MSG_RESULT($HAVE_SEPOL) if test x$HAVE_SEPOL = xyes; then LIBS="-lsepol $LIBS" fi AC_MSG_CHECKING(for is_selinux_enabled function) AC_CHECK_LIB(selinux, is_selinux_enabled, HAVE_SELINUX=yes, HAVE_SELINUX=no) AC_MSG_RESULT($HAVE_SELINUX) if test x$HAVE_SELINUX = xyes; then AC_DEFINE([HAVE_SELINUX], 1, [Define to 1 to include support for selinux.]) LIBS="-lselinux $LIBS" else AC_MSG_WARN(Disabling selinux) fi fi ################################################################################ dnl -- Check for getopt AC_CHECK_HEADERS(getopt.h, AC_DEFINE([HAVE_GETOPTLONG], 1, [Define to 1 to if getopt_long is available.])) ################################################################################ dnl -- Check for readline (Shamelessly copied from parted 1.4.17) if test x$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$INTL = xyes; then INTL_PACKAGE="lvm2" AC_PATH_PROG(MSGFMT, msgfmt) if [[ "x$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='${prefix}/share/locale' ]) fi ################################################################################ AC_ARG_WITH(confdir, [ --with-confdir=DIR Configuration files in DIR [/etc]], [ CONFDIR="$withval" ], [ CONFDIR='/etc' ]) AC_ARG_WITH(staticdir, [ --with-staticdir=DIR Static binary in DIR [EXEC_PREFIX/sbin]], [ STATICDIR="$withval" ], [ STATICDIR='${exec_prefix}/sbin' ]) ################################################################################ dnl -- Ensure additional headers required if test x$READLINE = xyes; then AC_CHECK_HEADERS(readline/readline.h readline/history.h,,AC_MSG_ERROR(bailing out)) fi if test x$CLVMD != xnone; then AC_CHECK_HEADERS(mntent.h netdb.h netinet/in.h pthread.h search.h sys/mount.h sys/socket.h sys/uio.h sys/un.h utmpx.h,,AC_MSG_ERROR(bailing out)) AC_CHECK_FUNCS(dup2 getmntent memmove select socket,,AC_MSG_ERROR(bailing out)) AC_FUNC_GETMNTENT # AC_FUNC_REALLOC AC_FUNC_SELECT_ARGTYPES fi if test x$FSADM = xyes; then AC_CHECK_HEADERS(fstab.h sys/mount.h sys/vfs.h,,AC_MSG_ERROR(bailing out)) AC_CHECK_FUNCS(memmove,,AC_MSG_ERROR(bailing out)) fi if test x$CLUSTER != xnone; then AC_CHECK_HEADERS(sys/socket.h sys/un.h,,AC_MSG_ERROR(bailing out)) AC_CHECK_FUNCS(socket,,AC_MSG_ERROR(bailing out)) fi if test x$HAVE_LIBDL = xyes; then AC_CHECK_HEADERS(dlfcn.h,,AC_MSG_ERROR(bailing out)) fi if test x$INTL = xyes; then AC_CHECK_HEADERS(libintl.h,,AC_MSG_ERROR(bailing out)) fi AC_CHECK_HEADERS(libdevmapper.h,,AC_MSG_ERROR(bailing out)) if test x$HAVE_SELINUX = xyes; then AC_CHECK_HEADERS(selinux/selinux.h,,AC_MSG_ERROR(bailing out)) fi ################################################################################ AC_PATH_PROG(MODPROBE_CMD, modprobe) if test x$MODPROBE_CMD != x; then AC_DEFINE_UNQUOTED([MODPROBE_CMD], ["$MODPROBE_CMD"], [The path to 'modprobe', if available.]) fi ################################################################################ if test "-f VERSION"; then LVM_VERSION="\"`cat VERSION`\"" else LVM_VERSION="Unknown" fi ################################################################################ AC_SUBST(JOBS) AC_SUBST(STATIC_LINK) AC_SUBST(LVM1) AC_SUBST(POOL) AC_SUBST(SNAPSHOTS) AC_SUBST(MIRRORS) AC_SUBST(OWNER) AC_SUBST(GROUP) AC_SUBST(CFLAGS) AC_SUBST(COPTIMISE_FLAG) AC_SUBST(CLDFLAGS) AC_SUBST(CLDWHOLEARCHIVE) AC_SUBST(CLDNOWHOLEARCHIVE) AC_SUBST(LDDEPS) AC_SUBST(LDFLAGS) AC_SUBST(LIB_SUFFIX) AC_SUBST(LIBS) AC_SUBST(LVM_VERSION) AC_SUBST(LVM1_FALLBACK) AC_SUBST(DEBUG) AC_SUBST(DEVMAPPER) AC_SUBST(HAVE_LIBDL) AC_SUBST(HAVE_SELINUX) AC_SUBST(CMDLIB) AC_SUBST(MSGFMT) AC_SUBST(LOCALEDIR) AC_SUBST(CONFDIR) AC_SUBST(STATICDIR) AC_SUBST(INTL_PACKAGE) AC_SUBST(INTL) AC_SUBST(CLVMD) AC_SUBST(CLUSTER) AC_SUBST(FSADM) AC_SUBST(DMEVENTD) AC_SUBST(CFLOW_CMD) AC_SUBST(CSCOPE_CMD) ################################################################################ dnl -- First and last lines should not contain files to generate in order to dnl -- keep utility scripts running properly AC_OUTPUT( \ Makefile \ make.tmpl \ daemons/Makefile \ daemons/clvmd/Makefile \ dmeventd/Makefile \ dmeventd/mirror/Makefile \ doc/Makefile \ include/Makefile \ lib/Makefile \ lib/format1/Makefile \ lib/format_pool/Makefile \ lib/locking/Makefile \ lib/mirror/Makefile \ lib/snapshot/Makefile \ man/Makefile \ po/Makefile \ tools/Makefile \ tools/version.h \ tools/fsadm/Makefile \ test/mm/Makefile \ test/device/Makefile \ test/format1/Makefile \ test/regex/Makefile \ test/filters/Makefile \ ) if test x$ODIRECT != xyes; then AC_MSG_WARN(Warning: O_DIRECT disabled: low-memory pvmove may lock up) fi if test x$FSADM == xyes; then AC_MSG_WARN(fsadm support is untested) fi if test x$DMEVENTD == xyes; then AC_MSG_WARN(dmeventd support is untested) fi