configure.in

   1 ###############################################################################
   2 ## Copyright (C) 2000-2004 Sistina Software, Inc. All rights reserved.
   3 ## Copyright (C) 2004-2009 Red Hat, Inc. All rights reserved.
   4 ##
   5 ## This copyrighted material is made available to anyone wishing to use,
   6 ## modify, copy, or redistribute it subject to the terms and conditions
   7 ## of the GNU General Public License v.2.
   8 ##
   9 ## You should have received a copy of the GNU General Public License
  10 ## along with this program; if not, write to the Free Software Foundation,
  11 ## Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  12 ################################################################################
  13
  14 AC_PREREQ(2.57)
  15 ################################################################################
  16 dnl -- Process this file with autoconf to produce a configure script.
  17 AC_INIT
  18 AC_CONFIG_SRCDIR([lib/device/dev-cache.h])
  19 AC_CONFIG_HEADERS([lib/misc/configure.h])
  20
  21 ################################################################################
  22 dnl -- Setup the directory where autoconf has auxilary files
  23 AC_CONFIG_AUX_DIR(autoconf)
  24
  25 ################################################################################
  26 dnl -- Get system type
  27 AC_CANONICAL_TARGET([])
  28
  29 case "$host_os" in
  30         linux*)
  31                 CFLAGS="$CFLAGS"
  32                 COPTIMISE_FLAG="-O2"
  33                 CLDFLAGS="$CLDFLAGS -Wl,--version-script,.export.sym"
  34                 CLDWHOLEARCHIVE="-Wl,-whole-archive"
  35                 CLDNOWHOLEARCHIVE="-Wl,-no-whole-archive"
  36                 LDDEPS="$LDDEPS .export.sym"
  37                 LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
  38                 LIB_SUFFIX=so
  39                 DEVMAPPER=yes
  40                 ODIRECT=yes
  41                 DM_IOCTLS=yes
  42                 SELINUX=yes
  43                 REALTIME=yes
  44                 CLUSTER=internal
  45                 FSADM=yes
  46                 ;;
  47         darwin*)
  48                 CFLAGS="$CFLAGS -no-cpp-precomp -fno-common"
  49                 COPTIMISE_FLAG="-O2"
  50                 CLDFLAGS="$CLDFLAGS"
  51                 CLDWHOLEARCHIVE="-all_load"
  52                 CLDNOWHOLEARCHIVE=
  53                 LIB_SUFFIX=dylib
  54                 DEVMAPPER=yes
  55                 ODIRECT=no
  56                 DM_IOCTLS=no
  57                 SELINUX=no
  58                 REALTIME=no
  59                 CLUSTER=none
  60                 FSADM=no
  61                 ;;
  62 esac
  63
  64 ################################################################################
  65 dnl -- Checks for programs.
  66 m4_pattern_allow(AC_PROG_SED)
  67 AC_PROG_AWK
  68 AC_PROG_CC
  69
  70 dnl probably no longer needed in 2008, but...
  71 AC_PROG_GCC_TRADITIONAL
  72 AC_PROG_INSTALL
  73 AC_PROG_LN_S
  74 AC_PROG_MAKE_SET
  75 m4_pattern_allow(AC_PROG_MKDIR_P)
  76 AC_PROG_RANLIB
  77 AC_PATH_PROG(CFLOW_CMD, cflow)
  78 AC_PATH_PROG(CSCOPE_CMD, cscope)
  79
  80 ################################################################################
  81 dnl -- Check for header files.
  82 AC_HEADER_DIRENT
  83 AC_HEADER_STDC
  84 AC_HEADER_SYS_WAIT
  85 AC_HEADER_TIME
  86
  87 AC_CHECK_HEADERS([locale.h stddef.h syslog.h sys/file.h sys/time.h assert.h \
  88   libgen.h signal.h sys/mman.h sys/resource.h sys/utsname.h sys/wait.h time.h], ,
  89   [AC_MSG_ERROR(bailing out)])
  90
  91 case "$host_os" in
  92         linux*)
  93                 AC_CHECK_HEADERS(asm/byteorder.h linux/fs.h malloc.h,,AC_MSG_ERROR(bailing out)) ;;
  94         darwin*)
  95                 AC_CHECK_HEADERS(machine/endian.h sys/disk.h,,AC_MSG_ERROR(bailing out)) ;;
  96 esac
  97
  98 AC_CHECK_HEADERS([ctype.h dirent.h errno.h fcntl.h getopt.h inttypes.h limits.h \
  99   stdarg.h stdio.h stdlib.h string.h sys/ioctl.h sys/param.h sys/stat.h \
 100   sys/types.h unistd.h], , [AC_MSG_ERROR(bailing out)])
 101 AC_CHECK_HEADERS(termios.h sys/statvfs.h)
 102
 103 ################################################################################
 104 dnl -- Check for typedefs, structures, and compiler characteristics.
 105 AC_C_CONST
 106 AC_C_INLINE
 107 AC_CHECK_MEMBERS([struct stat.st_rdev])
 108 AC_TYPE_OFF_T
 109 AC_TYPE_PID_T
 110 AC_TYPE_SIGNAL
 111 AC_TYPE_SIZE_T
 112 AC_TYPE_MODE_T
 113 AC_CHECK_MEMBERS([struct stat.st_rdev])
 114 AC_STRUCT_TM
 115
 116 ################################################################################
 117 dnl -- Check for functions
 118 AC_CHECK_FUNCS([gethostname getpagesize memset mkdir rmdir munmap setlocale \
 119   strcasecmp strchr strdup strncasecmp strerror strrchr strstr strtol strtoul \
 120   uname], , [AC_MSG_ERROR(bailing out)])
 121 AC_FUNC_ALLOCA
 122 AC_FUNC_CLOSEDIR_VOID
 123 AC_FUNC_FORK
 124 AC_FUNC_LSTAT
 125 AC_FUNC_MALLOC
 126 AC_FUNC_MEMCMP
 127 AC_FUNC_MMAP
 128 AC_FUNC_STAT
 129 AC_FUNC_STRTOD
 130 AC_FUNC_VPRINTF
 131
 132 ################################################################################
 133 dnl -- Enables statically-linked tools
 134 AC_MSG_CHECKING(whether to use static linking)
 135 AC_ARG_ENABLE(static_link,
 136   [  --enable-static_link    Use this to link the tools to their libraries
 137                           statically.  Default is dynamic linking],
 138   STATIC_LINK=$enableval, STATIC_LINK=no)
 139 AC_MSG_RESULT($STATIC_LINK)
 140
 141 ################################################################################
 142 dnl -- Prefix is /usr by default, the exec_prefix default is setup later
 143 AC_PREFIX_DEFAULT(/usr)
 144
 145 ################################################################################
 146 dnl -- Setup the ownership of the files
 147 AC_MSG_CHECKING(file owner)
 148 OWNER="root"
 149
 150 AC_ARG_WITH(user,
 151   [  --with-user=USER        Set the owner of installed files [[USER=root]] ],
 152   [ OWNER="$withval" ])
 153 AC_MSG_RESULT($OWNER)
 154
 155 if test x$OWNER != x; then
 156         OWNER="-o $OWNER"
 157 fi
 158
 159 ################################################################################
 160 dnl -- Setup the group ownership of the files
 161 AC_MSG_CHECKING(group owner)
 162 GROUP="root"
 163 AC_ARG_WITH(group,
 164   [  --with-group=GROUP      Set the group owner of installed files [[GROUP=root]] ],
 165   [ GROUP="$withval" ])
 166 AC_MSG_RESULT($GROUP)
 167
 168 if test x$GROUP != x; then
 169         GROUP="-g $GROUP"
 170 fi
 171
 172 ################################################################################
 173 dnl -- Setup device node ownership
 174 AC_MSG_CHECKING(device node uid)
 175
 176 AC_ARG_WITH(device-uid,
 177   [  --with-device-uid=UID   Set the owner used for new device nodes [[UID=0]] ],
 178   [ DM_DEVICE_UID="$withval" ], [ DM_DEVICE_UID="0" ] )
 179 AC_MSG_RESULT($DM_DEVICE_UID)
 180
 181 ################################################################################
 182 dnl -- Setup device group ownership
 183 AC_MSG_CHECKING(device node gid)
 184
 185 AC_ARG_WITH(device-gid,
 186   [  --with-device-gid=UID   Set the group used for new device nodes [[GID=0]] ],
 187   [ DM_DEVICE_GID="$withval" ], [ DM_DEVICE_GID="0" ] )
 188 AC_MSG_RESULT($DM_DEVICE_GID)
 189
 190 ################################################################################
 191 dnl -- Setup device mode
 192 AC_MSG_CHECKING(device node mode)
 193
 194 AC_ARG_WITH(device-mode,
 195   [  --with-device-mode=MODE Set the mode used for new device nodes [[MODE=0600]] ],
 196   [ DM_DEVICE_MODE="$withval" ], [ DM_DEVICE_MODE="0600" ] )
 197 AC_MSG_RESULT($DM_DEVICE_MODE)
 198
 199 ################################################################################
 200 dnl -- LVM1 tool fallback option
 201 AC_MSG_CHECKING(whether to enable lvm1 fallback)
 202 AC_ARG_ENABLE(lvm1_fallback, [  --enable-lvm1_fallback  Use this to fall back and use LVM1 binaries if
 203                           device-mapper is missing from the kernel],  LVM1_FALLBACK=$enableval, LVM1_FALLBACK=no)
 204 AC_MSG_RESULT($LVM1_FALLBACK)
 205
 206 if test x$LVM1_FALLBACK = xyes; then
 207         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])
 208 fi
 209
 210 ################################################################################
 211 dnl -- format1 inclusion type
 212 AC_MSG_CHECKING(whether to include support for lvm1 metadata)
 213 AC_ARG_WITH(lvm1,
 214   [  --with-lvm1=TYPE        LVM1 metadata support: internal/shared/none
 215                           [TYPE=internal] ],
 216   [ LVM1="$withval" ],
 217   [ LVM1="internal" ])
 218 AC_MSG_RESULT($LVM1)
 219
 220 if [[ "x$LVM1" != xnone -a "x$LVM1" != xinternal -a "x$LVM1" != xshared ]];
 221  then  AC_MSG_ERROR(
 222 --with-lvm1 parameter invalid
 223 )
 224 fi;
 225
 226 if test x$LVM1 = xinternal; then
 227         AC_DEFINE([LVM1_INTERNAL], 1, [Define to 1 to include built-in support for LVM1 metadata.])
 228 fi
 229
 230 ################################################################################
 231 dnl -- format_pool inclusion type
 232 AC_MSG_CHECKING(whether to include support for GFS pool metadata)
 233 AC_ARG_WITH(pool,
 234   [  --with-pool=TYPE        GFS pool read-only support: internal/shared/none
 235                           [TYPE=internal] ],
 236   [ POOL="$withval" ],
 237   [ POOL="internal" ])
 238 AC_MSG_RESULT($POOL)
 239
 240 if [[ "x$POOL" != xnone -a "x$POOL" != xinternal -a "x$POOL" != xshared ]];
 241  then  AC_MSG_ERROR(
 242 --with-pool parameter invalid
 243 )
 244 fi;
 245
 246 if test x$POOL = xinternal; then
 247         AC_DEFINE([POOL_INTERNAL], 1, [Define to 1 to include built-in support for GFS pool metadata.])
 248 fi
 249
 250 ################################################################################
 251 dnl -- cluster_locking inclusion type
 252 AC_MSG_CHECKING(whether to include support for cluster locking)
 253 AC_ARG_WITH(cluster,
 254   [  --with-cluster=TYPE     Cluster LVM locking support: internal/shared/none
 255                           [TYPE=internal] ],
 256   [ CLUSTER="$withval" ])
 257 AC_MSG_RESULT($CLUSTER)
 258
 259 if [[ "x$CLUSTER" != xnone -a "x$CLUSTER" != xinternal -a "x$CLUSTER" != xshared ]];
 260  then  AC_MSG_ERROR(
 261 --with-cluster parameter invalid
 262 )
 263 fi;
 264
 265 if test x$CLUSTER = xinternal; then
 266         AC_DEFINE([CLUSTER_LOCKING_INTERNAL], 1, [Define to 1 to include built-in support for clustered LVM locking.])
 267 fi
 268
 269 ################################################################################
 270 dnl -- snapshots inclusion type
 271 AC_MSG_CHECKING(whether to include snapshots)
 272 AC_ARG_WITH(snapshots,
 273   [  --with-snapshots=TYPE   Snapshot support: internal/shared/none
 274                           [TYPE=internal] ],
 275   [ SNAPSHOTS="$withval" ],
 276   [ SNAPSHOTS="internal" ])
 277 AC_MSG_RESULT($SNAPSHOTS)
 278
 279 if [[ "x$SNAPSHOTS" != xnone -a "x$SNAPSHOTS" != xinternal -a "x$SNAPSHOTS" != xshared ]];
 280  then  AC_MSG_ERROR(
 281 --with-snapshots parameter invalid
 282 )
 283 fi;
 284
 285 if test x$SNAPSHOTS = xinternal; then
 286         AC_DEFINE([SNAPSHOT_INTERNAL], 1, [Define to 1 to include built-in support for snapshots.])
 287 fi
 288
 289 ################################################################################
 290 dnl -- mirrors inclusion type
 291 AC_MSG_CHECKING(whether to include mirrors)
 292 AC_ARG_WITH(mirrors,
 293   [  --with-mirrors=TYPE     Mirror support: internal/shared/none
 294                           [TYPE=internal] ],
 295   [ MIRRORS="$withval" ],
 296   [ MIRRORS="internal" ])
 297 AC_MSG_RESULT($MIRRORS)
 298
 299 if [[ "x$MIRRORS" != xnone -a "x$MIRRORS" != xinternal -a "x$MIRRORS" != xshared ]];
 300  then  AC_MSG_ERROR(
 301 --with-mirrors parameter invalid
 302 )
 303 fi;
 304
 305 if test x$MIRRORS = xinternal; then
 306         AC_DEFINE([MIRRORED_INTERNAL], 1, [Define to 1 to include built-in support for mirrors.])
 307 fi
 308
 309 ################################################################################
 310 dnl -- Disable readline
 311 AC_MSG_CHECKING(whether to enable readline)
 312 AC_ARG_ENABLE([readline],
 313   [  --disable-readline      Disable readline support],
 314   [READLINE=$enableval], [READLINE=maybe])
 315 AC_MSG_RESULT($READLINE)
 316
 317 ################################################################################
 318 dnl -- Disable realtime clock support
 319 AC_MSG_CHECKING(whether to enable realtime support)
 320 AC_ARG_ENABLE(realtime, [  --disable-realtime      Disable realtime clock support],
 321 REALTIME=$enableval)
 322 AC_MSG_RESULT($REALTIME)
 323
 324 ################################################################################
 325 dnl -- Build cluster LVM daemon
 326 AC_MSG_CHECKING(whether to build cluster LVM daemon)
 327 AC_ARG_WITH(clvmd,
 328   [  --with-clvmd=TYPE       Build cluster LVM Daemon: cman/gulm/corosync/none/all
 329                           [TYPE=none] ],
 330   [ CLVMD="$withval" ],
 331   [ CLVMD="none" ])
 332 if test x$CLVMD = xyes; then
 333         CLVMD=all
 334 fi
 335 AC_MSG_RESULT($CLVMD)
 336
 337 dnl -- If clvmd enabled without cluster locking, automagically include it
 338 if  test x$CLVMD != xnone && test x$CLUSTER = xnone; then
 339         CLUSTER=internal
 340 fi
 341
 342 dnl -- Look for corosync libraries if required.
 343 if [[ "x$CLVMD" = xall -o `expr x"$CLVMD" : '.*corosync.*'` != 0 ]]; then
 344         PKG_CHECK_MODULES(QUORUM, libquorum, [],
 345                 [AC_MSG_RESULT([no pkg for quorum library, using -lquorum]);
 346                 QUORUM_LIBS="-lquorum"])
 347         PKG_CHECK_MODULES(CONFDB, libconfdb, [],
 348                 [AC_MSG_RESULT([no pkg for confdb library, using -lconfdb]);
 349                 CONFDB_LIBS="-lconfdb"])
 350         PKG_CHECK_MODULES(CPG, libcpg, [],
 351                 [AC_MSG_RESULT([no pkg for libcpg library, using -lcpg]);
 352                 CPG_LIBS="-lcpg"])
 353 fi
 354
 355 ################################################################################
 356 dnl -- Build cluster log daemon
 357 AC_MSG_CHECKING(whether to build cluster log daemon)
 358 AC_ARG_ENABLE(clogd, [  --enable-clogd          Enable the cluster log daemon],
 359 CLOGD=$enableval)
 360 AC_MSG_RESULT($CLOGD)
 361
 362 dnl -- Look for corosync libraries if required.
 363 if [[ "x$CLOGD" = xall -o `expr x"$CLOGD" : '.*corosync.*'` != 0 ]]; then
 364 #
 365 #       FIXME: ALSO NEED TO CHECK FOR CHECKPOINT MODULE
 366 #
 367         PKG_CHECK_MODULES(CPG, libcpg, [],
 368                 [AC_MSG_RESULT([no pkg for libcpg library, using -lcpg]);
 369                 CPG_LIBS="-lcpg"])
 370 fi
 371
 372 ################################################################################
 373 dnl -- Enable debugging
 374 AC_MSG_CHECKING(whether to enable debugging)
 375 AC_ARG_ENABLE(debug,    [  --enable-debug          Enable debugging],
 376   DEBUG=$enableval, DEBUG=no)
 377 AC_MSG_RESULT($DEBUG)
 378
 379 dnl -- Normally turn off optimisation for debug builds
 380 if test x$DEBUG = xyes; then
 381         COPTIMISE_FLAG=
 382 else
 383         CSCOPE_CMD=
 384 fi
 385
 386 ################################################################################
 387 dnl -- Override optimisation
 388 AC_MSG_CHECKING(for C optimisation flag)
 389 AC_ARG_WITH(optimisation,
 390   [  --with-optimisation=OPT C optimisation flag [[OPT=-O2]] ],
 391   [ COPTIMISE_FLAG="$withval" ])
 392 AC_MSG_RESULT($COPTIMISE_FLAG)
 393
 394 ################################################################################
 395 dnl -- Enable profiling
 396 AC_MSG_CHECKING(whether to gather gcov profiling data)
 397 AC_ARG_ENABLE(profiling,
 398   AC_HELP_STRING(--enable-profiling, [Gather gcov profiling data]),
 399   PROFILING=$enableval, PROFILING=no)
 400 AC_MSG_RESULT($PROFILING)
 401
 402 if test "x$PROFILING" = xyes; then
 403   COPTIMISE_FLAG="$COPTIMISE_FLAG -fprofile-arcs -ftest-coverage"
 404   AC_PATH_PROG(LCOV, lcov, no)
 405   AC_PATH_PROG(GENHTML, genhtml, no)
 406   if test "$LCOV" = no -o "$GENHTML" = no ; then
 407     AC_MSG_ERROR([lcov and genhtml are required for profiling])
 408   fi
 409 fi
 410
 411 ################################################################################
 412 dnl -- Disable devmapper
 413 AC_MSG_CHECKING(whether to use device-mapper)
 414 AC_ARG_ENABLE(devmapper, [  --disable-devmapper     Disable LVM2 device-mapper interaction],
 415 DEVMAPPER=$enableval)
 416 AC_MSG_RESULT($DEVMAPPER)
 417
 418 if test x$DEVMAPPER = xyes; then
 419         AC_DEFINE([DEVMAPPER_SUPPORT], 1, [Define to 1 to enable LVM2 device-mapper interaction.])
 420 fi
 421
 422 ################################################################################
 423 dnl -- Enable udev synchronisation
 424 AC_MSG_CHECKING(whether to enable synchronisation with udev processing)
 425 AC_ARG_ENABLE(udev_sync, [  --enable-udev_sync      Enable synchronisation with udev processing],
 426 UDEV_SYNC=$enableval, UDEV_SYNC=no)
 427 AC_MSG_RESULT($UDEV_SYNC)
 428
 429 if test x$UDEV_SYNC = xyes; then
 430         AC_DEFINE([UDEV_SYNC_SUPPORT], 1, [Define to 1 to enable synchronisation with udev processing.])
 431 fi
 432
 433 dnl -- Enable udev rules
 434 AC_MSG_CHECKING(whether to enable installation of udev rules required for synchronisation)
 435 AC_ARG_ENABLE(udev_rules, [  --enable-udev_rules     Install rule files needed for udev synchronisation],
 436 UDEV_RULES=$enableval, UDEV_RULES=$UDEV_SYNC)
 437 AC_MSG_RESULT($UDEV_RULES)
 438
 439 ################################################################################
 440 dnl -- Compatibility mode
 441 AC_ARG_ENABLE(compat,   [  --enable-compat         Enable support for old device-mapper versions],
 442   DM_COMPAT=$enableval, DM_COMPAT=no)
 443
 444 ################################################################################
 445 dnl -- Disable ioctl
 446 AC_ARG_ENABLE(ioctl,   [  --disable-driver        Disable calls to device-mapper in the kernel],
 447   DM_IOCTLS=$enableval)
 448
 449 ################################################################################
 450 dnl -- Disable O_DIRECT
 451 AC_MSG_CHECKING(whether to enable O_DIRECT)
 452 AC_ARG_ENABLE(o_direct, [  --disable-o_direct      Disable O_DIRECT],
 453 ODIRECT=$enableval)
 454 AC_MSG_RESULT($ODIRECT)
 455
 456 if test x$ODIRECT = xyes; then
 457         AC_DEFINE([O_DIRECT_SUPPORT], 1, [Define to 1 to enable O_DIRECT support.])
 458 fi
 459
 460 ################################################################################
 461 dnl -- Enable liblvm2app.so
 462 AC_MSG_CHECKING(whether to build liblvm2app.so application library)
 463 AC_ARG_ENABLE(applib,
 464   [  --enable-applib         Build application library],
 465   APPLIB=$enableval, APPLIB=no)
 466 AC_MSG_RESULT($APPLIB)
 467 AC_SUBST([LVM2APP_LIB])
 468 test x$APPLIB = xyes \
 469   && LVM2APP_LIB=-llvm2app \
 470   || LVM2APP_LIB=
 471
 472 ################################################################################
 473 dnl -- Enable cmdlib
 474 AC_MSG_CHECKING(whether to compile liblvm2cmd.so)
 475 AC_ARG_ENABLE(cmdlib, [  --enable-cmdlib         Build shared command library],
 476 CMDLIB=$enableval, CMDLIB=no)
 477 AC_MSG_RESULT($CMDLIB)
 478 AC_SUBST([LVM2CMD_LIB])
 479 test x$CMDLIB = xyes \
 480   && LVM2CMD_LIB=-llvm2cmd \
 481   || LVM2CMD_LIB=
 482
 483 ################################################################################
 484 dnl -- Enable pkg-config
 485 AC_ARG_ENABLE(pkgconfig,   [  --enable-pkgconfig      Install pkgconfig support],
 486   PKGCONFIG=$enableval, PKGCONFIG=no)
 487
 488 ################################################################################
 489 dnl -- Enable fsadm
 490 AC_MSG_CHECKING(whether to install fsadm)
 491 AC_ARG_ENABLE(fsadm, [  --enable-fsadm          Enable fsadm],
 492 FSADM=$enableval)
 493 AC_MSG_RESULT($FSADM)
 494
 495 ################################################################################
 496 dnl -- enable dmeventd handling
 497 AC_MSG_CHECKING(whether to use dmeventd)
 498 AC_ARG_ENABLE(dmeventd, [  --enable-dmeventd       Enable the device-mapper event daemon],
 499 DMEVENTD=$enableval)
 500 AC_MSG_RESULT($DMEVENTD)
 501
 502 BUILD_DMEVENTD=$DMEVENTD
 503
 504 dnl -- dmeventd currently requires internal mirror support
 505 if test x$DMEVENTD = xyes; then
 506    if test x$MIRRORS != xinternal; then
 507       AC_MSG_ERROR(
 508         --enable-dmeventd currently requires --with-mirrors=internal
 509       )
 510    fi
 511    if test x$CMDLIB = xno; then
 512       AC_MSG_ERROR(
 513         --enable-dmeventd requires --enable-cmdlib to be used as well
 514       )
 515    fi
 516 fi
 517
 518 if test x$DMEVENTD = xyes; then
 519         AC_DEFINE([DMEVENTD], 1, [Define to 1 to enable the device-mapper event daemon.])
 520 fi
 521
 522 ################################################################################
 523 dnl -- getline included in recent libc
 524
 525 AC_CHECK_LIB(c, getline, AC_DEFINE([HAVE_GETLINE], 1,
 526   [Define to 1 if getline is available.]))
 527
 528 ################################################################################
 529 dnl -- canonicalize_file_name included in recent libc
 530
 531 AC_CHECK_LIB(c, canonicalize_file_name,
 532   AC_DEFINE([HAVE_CANONICALIZE_FILE_NAME], 1,
 533     [Define to 1 if canonicalize_file_name is available.]))
 534
 535 ################################################################################
 536 dnl -- Clear default exec_prefix - install into /sbin rather than /usr/sbin
 537 if [[ "x$exec_prefix" = xNONE -a "x$prefix" = xNONE ]];
 538  then  exec_prefix="";
 539 fi;
 540
 541 ################################################################################
 542 dnl -- Check for termcap (Shamelessly copied from parted 1.4.17)
 543 if test x$READLINE != xno; then
 544         AC_SEARCH_LIBS([tgetent], [tinfo ncurses curses termcap termlib],
 545           [tg_found=yes], [tg_found=no])
 546         test x$READLINE:$tg_found = xyes:no &&
 547           AC_MSG_ERROR(
 548 termcap could not be found which is required for the
 549 --enable-readline option (which is enabled by default).  Either disable readline
 550 support with --disable-readline or download and install termcap from:
 551         ftp.gnu.org/gnu/termcap
 552 Note: if you are using precompiled packages you will also need the development
 553   package as well (which may be called termcap-devel or something similar).
 554 Note: (n)curses also seems to work as a substitute for termcap.  This was
 555   not found either - but you could try installing that as well.
 556 )
 557 fi
 558
 559 ################################################################################
 560 dnl -- Check for dlopen
 561 AC_CHECK_LIB(dl, dlopen, HAVE_LIBDL=yes, HAVE_LIBDL=no)
 562
 563 if [[ "x$HAVE_LIBDL" = xyes ]]; then
 564         AC_DEFINE([HAVE_LIBDL], 1, [Define to 1 if dynamic libraries are available.])
 565         LIBS="-ldl $LIBS"
 566 else
 567         HAVE_LIBDL=no
 568 fi
 569
 570 ################################################################################
 571 dnl -- Check for shared/static conflicts
 572 if [[ \( "x$LVM1" = xshared -o "x$POOL" = xshared -o "x$CLUSTER" = xshared \
 573       -o "x$SNAPSHOTS" = xshared -o "x$MIRRORS" = xshared \
 574       \) -a "x$STATIC_LINK" = xyes ]];
 575  then  AC_MSG_ERROR(
 576 Features cannot be 'shared' when building statically
 577 )
 578 fi
 579
 580 ################################################################################
 581 dnl -- Disable selinux
 582 AC_MSG_CHECKING(whether to enable selinux support)
 583 AC_ARG_ENABLE(selinux, [  --disable-selinux       Disable selinux support],
 584   SELINUX=$enableval)
 585 AC_MSG_RESULT($SELINUX)
 586
 587 ################################################################################
 588 dnl -- Check for selinux
 589 if test x$SELINUX = xyes; then
 590         AC_CHECK_LIB(sepol, sepol_check_context, HAVE_SEPOL=yes, HAVE_SEPOL=no)
 591
 592         if test x$HAVE_SEPOL = xyes; then
 593                 AC_DEFINE([HAVE_SEPOL], 1,
 594                   [Define to 1 if sepol_check_context is available.])
 595                 LIBS="-lsepol $LIBS"
 596         fi
 597
 598         AC_CHECK_LIB(selinux, is_selinux_enabled, HAVE_SELINUX=yes, HAVE_SELINUX=no)
 599
 600         if test x$HAVE_SELINUX = xyes; then
 601                 AC_DEFINE([HAVE_SELINUX], 1, [Define to 1 to include support for selinux.])
 602                 LIBS="-lselinux $LIBS"
 603         else
 604                 AC_MSG_WARN(Disabling selinux)
 605         fi
 606
 607         # With --enable-static_link and selinux enabled, linking
 608         # fails on at least Debian unstable due to unsatisfied references
 609         # to pthread_mutex_lock and _unlock.  See if we need -lpthread.
 610         if test "$STATIC_LINK-$HAVE_SELINUX" = yes-yes; then
 611                 lvm_saved_libs=$LIBS
 612                 LIBS="$LIBS -static"
 613                 AC_SEARCH_LIBS([pthread_mutex_lock], [pthread],
 614                   [test "$ac_cv_search_pthread_mutex_lock" = "none required" ||
 615                                 LIB_PTHREAD=-lpthread])
 616                 LIBS=$lvm_saved_libs
 617         fi
 618 fi
 619
 620 ################################################################################
 621 dnl -- Check for realtime clock support
 622 if test x$REALTIME = xyes; then
 623         AC_CHECK_LIB(rt, clock_gettime, HAVE_REALTIME=yes, HAVE_REALTIME=no)
 624
 625         if test x$HAVE_REALTIME = xyes; then
 626                 AC_DEFINE([HAVE_REALTIME], 1, [Define to 1 to include support for realtime clock.])
 627                 LIBS="-lrt $LIBS"
 628         else
 629                 AC_MSG_WARN(Disabling realtime clock)
 630         fi
 631 fi
 632
 633 ################################################################################
 634 dnl -- Check for getopt
 635 AC_CHECK_HEADERS(getopt.h, AC_DEFINE([HAVE_GETOPTLONG], 1, [Define to 1 if getopt_long is available.]))
 636
 637 ################################################################################
 638 dnl -- Check for readline (Shamelessly copied from parted 1.4.17)
 639 if test x$READLINE != xno; then
 640         rl_found=yes
 641         AC_CHECK_LIB([readline], [readline], , [rl_found=no])
 642         test x$READLINE:$rl_found = xyes:no &&
 643           AC_MSG_ERROR(
 644 GNU Readline could not be found which is required for the
 645 --enable-readline option (which is enabled by default).  Either disable readline
 646 support with --disable-readline or download and install readline from:
 647         ftp.gnu.org/gnu/readline
 648 Note: if you are using precompiled packages you will also need the development
 649 package as well (which may be called readline-devel or something similar).
 650 )
 651         if test $rl_found = yes; then
 652                 AC_CHECK_FUNCS([rl_completion_matches])
 653                 AC_DEFINE([READLINE_SUPPORT], 1,
 654                   [Define to 1 to include the LVM readline shell.])
 655         fi
 656 fi
 657
 658 ################################################################################
 659 dnl -- Internationalisation stuff
 660 AC_MSG_CHECKING(whether to enable internationalisation)
 661 AC_ARG_ENABLE(nls, [  --enable-nls            Enable Native Language Support],
 662                 INTL=$enableval, INTL=no)
 663 AC_MSG_RESULT($INTL)
 664
 665 if test x$INTL = xyes; then
 666 # FIXME - Move this - can be device-mapper too
 667         INTL_PACKAGE="lvm2"
 668         AC_PATH_PROG(MSGFMT, msgfmt)
 669         if [[ "x$MSGFMT" == x ]];
 670                 then  AC_MSG_ERROR(
 671                 msgfmt not found in path $PATH
 672                 )
 673         fi;
 674
 675         AC_ARG_WITH(localedir,
 676                     [  --with-localedir=DIR    Translation files in DIR [[PREFIX/share/locale]] ],
 677                     [ LOCALEDIR="$withval" ],
 678                     [ LOCALEDIR='${prefix}/share/locale' ])
 679 fi
 680
 681 ################################################################################
 682 AC_ARG_WITH(confdir,
 683             [  --with-confdir=DIR      Configuration files in DIR [[/etc]]],
 684             [ CONFDIR="$withval" ],
 685             [ CONFDIR='/etc' ])
 686
 687 AC_ARG_WITH(staticdir,
 688             [  --with-staticdir=DIR    Static binary in DIR [[EPREFIX/sbin]]],
 689             [ STATICDIR="$withval" ],
 690             [ STATICDIR='${exec_prefix}/sbin' ])
 691
 692 AC_ARG_WITH(usrlibdir,
 693             [  --with-usrlibdir=DIR],
 694             [ usrlibdir="$withval"],
 695             [ usrlibdir='${prefix}/lib' ])
 696
 697 AC_ARG_WITH(usrsbindir,
 698             [  --with-usrsbindir=DIR],
 699             [ usrsbindir="$withval"],
 700             [ usrsbindir='${prefix}/sbin' ])
 701
 702 ################################################################################
 703 AC_ARG_WITH(udev_prefix,
 704             [  --with-udev-prefix=UPREFIX      Install udev rule files in UPREFIX [[EPREFIX]]],
 705             [ udev_prefix="$withval"],
 706             [ udev_prefix='${exec_prefix}' ])
 707
 708 AC_ARG_WITH(udevdir,
 709             [  --with-udevdir=DIR      udev rules in DIR [[UPREFIX/lib/udev/rules.d]]],
 710             [ udevdir="$withval"],
 711             [ udevdir='${udev_prefix}/lib/udev/rules.d' ])
 712
 713 ################################################################################
 714 dnl -- Ensure additional headers required
 715 if test x$READLINE = xyes; then
 716         AC_CHECK_HEADERS(readline/readline.h readline/history.h,,AC_MSG_ERROR(bailing out))
 717 fi
 718
 719 if test x$CLVMD != xnone; then
 720         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))
 721         AC_CHECK_FUNCS(dup2 getmntent memmove select socket,,AC_MSG_ERROR(bailing out))
 722         AC_FUNC_GETMNTENT
 723 #       AC_FUNC_REALLOC
 724         AC_FUNC_SELECT_ARGTYPES
 725 fi
 726
 727 if test x$CLUSTER != xnone; then
 728         AC_CHECK_HEADERS(sys/socket.h sys/un.h,,AC_MSG_ERROR(bailing out))
 729         AC_CHECK_FUNCS(socket,,AC_MSG_ERROR(bailing out))
 730 fi
 731
 732 if test x$HAVE_LIBDL = xyes; then
 733         AC_CHECK_HEADERS(dlfcn.h,,AC_MSG_ERROR(bailing out))
 734 fi
 735
 736 if test x$INTL = xyes; then
 737         AC_CHECK_HEADERS(libintl.h,,AC_MSG_ERROR(bailing out))
 738 fi
 739
 740 if test x$HAVE_SELINUX = xyes; then
 741         AC_CHECK_HEADERS(selinux/selinux.h,,AC_MSG_ERROR(bailing out))
 742 fi
 743
 744 if test x$UDEV_SYNC = xyes; then
 745         AC_CHECK_HEADERS(sys/ipc.h sys/sem.h,,AC_MSG_ERROR(bailing out))
 746 fi
 747
 748 ################################################################################
 749 AC_PATH_PROG(MODPROBE_CMD, modprobe)
 750
 751 if test x$MODPROBE_CMD != x; then
 752         AC_DEFINE_UNQUOTED([MODPROBE_CMD], ["$MODPROBE_CMD"], [The path to 'modprobe', if available.])
 753 fi
 754
 755 ################################################################################
 756 dnl -- dmeventd pidfile and executable path
 757 AH_TEMPLATE(DMEVENTD_PIDFILE, [Path to dmeventd pidfile.])
 758 if test "$BUILD_DMEVENTD" = yes; then
 759         AC_ARG_WITH(dmeventd-pidfile,
 760                     [  --with-dmeventd-pidfile=PATH    dmeventd pidfile [[/var/run/dmeventd.pid]] ],
 761                     [ AC_DEFINE_UNQUOTED(DMEVENTD_PIDFILE,"$withval") ],
 762                     [ AC_DEFINE_UNQUOTED(DMEVENTD_PIDFILE,"/var/run/dmeventd.pid") ])
 763 fi
 764
 765 AH_TEMPLATE(DMEVENTD_PATH, [Path to dmeventd binary.])
 766 if test "$BUILD_DMEVENTD" = yes; then
 767         dmeventd_prefix="$exec_prefix"
 768         if test "x$dmeventd_prefix" = "xNONE"; then
 769                 dmeventd_prefix="$prefix"
 770         fi
 771         if test "x$dmeventd_prefix" = "xNONE"; then
 772                 dmeventd_prefix=""
 773         fi
 774         AC_ARG_WITH(dmeventd-path,
 775                     [  --with-dmeventd-path=PATH       dmeventd path [[EPREFIX/sbin/dmeventd]] ],
 776                     [ AC_DEFINE_UNQUOTED(DMEVENTD_PATH,"$withval") ],
 777                     [ AC_DEFINE_UNQUOTED(DMEVENTD_PATH,"$dmeventd_prefix/sbin/dmeventd") ])
 778 fi
 779
 780 ################################################################################
 781 dnl -- which kernel interface to use (ioctl only)
 782 AC_MSG_CHECKING(for kernel interface choice)
 783 AC_ARG_WITH(interface,
 784   [  --with-interface=IFACE  Choose kernel interface (ioctl) [[ioctl]] ],
 785   [ interface="$withval" ],
 786   [ interface=ioctl ])
 787 if [[ "x$interface" != xioctl ]];
 788 then
 789   AC_MSG_ERROR(--with-interface=ioctl required. fs no longer supported.)
 790 fi
 791 AC_MSG_RESULT($interface)
 792
 793 ################################################################################
 794 DM_LIB_VERSION="\"`cat VERSION_DM 2>/dev/null || echo Unknown`\""
 795 AC_DEFINE_UNQUOTED(DM_LIB_VERSION, $DM_LIB_VERSION, [Library version])
 796
 797 DM_LIB_PATCHLEVEL=`cat VERSION_DM | $AWK -F '[[-. ]]' '{printf "%s.%s.%s",$1,$2,$3}'`
 798
 799 LVM_VERSION="\"`cat VERSION 2>/dev/null || echo Unknown`\""
 800
 801 VER=`cat VERSION`
 802 LVM_RELEASE_DATE="\"`echo $VER | $SED 's/.* (//;s/).*//'`\""
 803 VER=`echo "$VER" | $AWK '{print $1}'`
 804 LVM_RELEASE="\"`echo "$VER" | $AWK -F '-' '{print $2}'`\""
 805 VER=`echo "$VER" | $AWK -F '-' '{print $1}'`
 806 LVM_MAJOR=`echo "$VER" | $AWK -F '.' '{print $1}'`
 807 LVM_MINOR=`echo "$VER" | $AWK -F '.' '{print $2}'`
 808 LVM_PATCHLEVEL=`echo "$VER" | $AWK -F '[[(.]]' '{print $3}'`
 809 LVM_LIBAPI=`echo "$VER" | $AWK -F '[[()]]' '{print $2}'`
 810
 811 ################################################################################
 812 AC_SUBST(APPLIB)
 813 AC_SUBST(BUILD_DMEVENTD)
 814 AC_SUBST(CFLAGS)
 815 AC_SUBST(CFLOW_CMD)
 816 AC_SUBST(CLDFLAGS)
 817 AC_SUBST(CLDNOWHOLEARCHIVE)
 818 AC_SUBST(CLDWHOLEARCHIVE)
 819 AC_SUBST(CLUSTER)
 820 AC_SUBST(CLVMD)
 821 AC_SUBST(CLOGD)
 822 AC_SUBST(CMDLIB)
 823 AC_SUBST(CONFDB_CFLAGS)
 824 AC_SUBST(CONFDB_LIBS)
 825 AC_SUBST(CONFDIR)
 826 AC_SUBST(COPTIMISE_FLAG)
 827 AC_SUBST(CPG_CFLAGS)
 828 AC_SUBST(CPG_LIBS)
 829 AC_SUBST(CSCOPE_CMD)
 830 AC_SUBST(DEBUG)
 831 AC_SUBST(DEVMAPPER)
 832 AC_SUBST(DMEVENTD)
 833 AC_SUBST(DM_COMPAT)
 834 AC_SUBST(DM_DEVICE_GID)
 835 AC_SUBST(DM_DEVICE_MODE)
 836 AC_SUBST(DM_DEVICE_UID)
 837 AC_SUBST(DM_IOCTLS)
 838 AC_SUBST(DM_LIB_VERSION)
 839 AC_SUBST(DM_LIB_PATCHLEVEL)
 840 AC_SUBST(FSADM)
 841 AC_SUBST(GROUP)
 842 AC_SUBST(HAVE_LIBDL)
 843 AC_SUBST(HAVE_REALTIME)
 844 AC_SUBST(HAVE_SELINUX)
 845 AC_SUBST(INTL)
 846 AC_SUBST(INTL_PACKAGE)
 847 AC_SUBST(JOBS)
 848 AC_SUBST(LDDEPS)
 849 AC_SUBST(LIBS)
 850 AC_SUBST(LIB_SUFFIX)
 851 AC_SUBST(LOCALEDIR)
 852 AC_SUBST(LVM1)
 853 AC_SUBST(LVM1_FALLBACK)
 854 AC_SUBST(LVM_VERSION)
 855 AC_SUBST(LVM_LIBAPI)
 856 AC_SUBST(LVM_MAJOR)
 857 AC_SUBST(LVM_MINOR)
 858 AC_SUBST(LVM_PATCHLEVEL)
 859 AC_SUBST(LVM_RELEASE)
 860 AC_SUBST(LVM_RELEASE_DATE)
 861 AC_SUBST(MIRRORS)
 862 AC_SUBST(MSGFMT)
 863 AC_SUBST(OWNER)
 864 AC_SUBST(PKGCONFIG)
 865 AC_SUBST(POOL)
 866 AC_SUBST(QUORUM_CFLAGS)
 867 AC_SUBST(QUORUM_LIBS)
 868 AC_SUBST(SNAPSHOTS)
 869 AC_SUBST(STATICDIR)
 870 AC_SUBST(STATIC_LINK)
 871 AC_SUBST(UDEV_RULES)
 872 AC_SUBST([LIB_PTHREAD])
 873 AC_SUBST(interface)
 874 AC_SUBST(kerneldir)
 875 AC_SUBST(missingkernel)
 876 AC_SUBST(kernelvsn)
 877 AC_SUBST(tmpdir)
 878 AC_SUBST(udev_prefix)
 879 AC_SUBST(udevdir)
 880 AC_SUBST(usrlibdir)
 881 AC_SUBST(usrsbindir)
 882
 883 ################################################################################
 884 dnl -- First and last lines should not contain files to generate in order to
 885 dnl -- keep utility scripts running properly
 886 AC_CONFIG_FILES([
 887 Makefile
 888 make.tmpl
 889 daemons/Makefile
 890 daemons/clvmd/Makefile
 891 daemons/clogd/Makefile
 892 daemons/dmeventd/Makefile
 893 daemons/dmeventd/libdevmapper-event.pc
 894 daemons/dmeventd/plugins/Makefile
 895 daemons/dmeventd/plugins/mirror/Makefile
 896 daemons/dmeventd/plugins/snapshot/Makefile
 897 doc/Makefile
 898 include/Makefile
 899 lib/Makefile
 900 lib/format1/Makefile
 901 lib/format_pool/Makefile
 902 lib/locking/Makefile
 903 lib/mirror/Makefile
 904 lib/misc/lvm-version.h
 905 lib/snapshot/Makefile
 906 libdm/Makefile
 907 libdm/libdevmapper.pc
 908 liblvm/Makefile
 909 liblvm/liblvm2app.pc
 910 man/Makefile
 911 po/Makefile
 912 scripts/clvmd_init_red_hat
 913 scripts/Makefile
 914 test/Makefile
 915 test/api/Makefile
 916 tools/Makefile
 917 udev/Makefile
 918 ])
 919 AC_OUTPUT
 920
 921 if test x$ODIRECT != xyes; then
 922   AC_MSG_WARN(Warning: O_DIRECT disabled: low-memory pvmove may lock up)
 923 fi