build/autoconf/lustre-build.m4

   1 #
   2 # LB_CHECK_VERSION
   3 #
   4 # Verify that LUSTRE_VERSION was defined properly
   5 #
   6 AC_DEFUN([LB_CHECK_VERSION],
   7 [if test "LUSTRE_VERSION" = "LUSTRE""_VERSION" ; then
   8         AC_MSG_ERROR([This script was not built with a version number.])
   9 fi
  10 ])
  11
  12 #
  13 # LB_CANONICAL_SYSTEM
  14 #
  15 # fixup $target_os for use in other places
  16 #
  17 AC_DEFUN([LB_CANONICAL_SYSTEM],
  18 [case $target_os in
  19         linux*)
  20                 lb_target_os="linux"
  21                 ;;
  22         darwin*)
  23                 lb_target_os="darwin"
  24                 ;;
  25         solaris*)
  26                 lb_target_os="SunOS"
  27                 ;;esac
  28 AC_SUBST(lb_target_os)
  29 ])
  30
  31 #
  32 # LB_CHECK_FILE
  33 #
  34 # Check for file existance even when cross compiling
  35 #
  36 AC_DEFUN([LB_CHECK_FILE],
  37 [AS_VAR_PUSHDEF([lb_File], [lb_cv_file_$1])dnl
  38 AC_CACHE_CHECK([for $1], lb_File,
  39 [if test -r "$1"; then
  40   AS_VAR_SET(lb_File, yes)
  41 else
  42   AS_VAR_SET(lb_File, no)
  43 fi])
  44 AS_IF([test AS_VAR_GET(lb_File) = yes], [$2], [$3])[]dnl
  45 AS_VAR_POPDEF([lb_File])dnl
  46 ])# LB_CHECK_FILE
  47
  48
  49 #
  50 # LB_ARG_LIBS_INCLUDES
  51 #
  52 # support for --with-foo, --with-foo-includes, and --with-foo-libs in
  53 # a single magical macro
  54 #
  55 AC_DEFUN([LB_ARG_LIBS_INCLUDES],
  56 [lb_pathvar="m4_bpatsubst([$2], -, _)"
  57 AC_MSG_CHECKING([for $1])
  58 AC_ARG_WITH([$2],
  59         AC_HELP_STRING([--with-$2=path],
  60                 [path to $1]),
  61         [],[withval=$4])
  62
  63 if test x$withval = xyes ; then
  64         eval "$lb_pathvar='$3'"
  65 else
  66         eval "$lb_pathvar='$withval'"
  67 fi
  68 AC_MSG_RESULT([${!lb_pathvar:-no}])
  69
  70 if test x${!lb_pathvar} != x -a x${!lb_pathvar} != xno ; then
  71         AC_MSG_CHECKING([for $1 includes])
  72         AC_ARG_WITH([$2-includes],
  73                 AC_HELP_STRING([--with-$2-includes=path],
  74                         [path to $1 includes]),
  75                 [],[withval='yes'])
  76
  77         lb_includevar="${lb_pathvar}_includes"
  78         if test x$withval = xyes ; then
  79                 eval "${lb_includevar}='${!lb_pathvar}/include'"
  80         else
  81                 eval "${lb_includevar}='$withval'"
  82         fi
  83         AC_MSG_RESULT([${!lb_includevar}])
  84
  85         AC_MSG_CHECKING([for $1 libs])
  86         AC_ARG_WITH([$2-libs],
  87                 AC_HELP_STRING([--with-$2-libs=path],
  88                         [path to $1 libs]),
  89                 [],[withval='yes'])
  90
  91         lb_libvar="${lb_pathvar}_libs"
  92         if test x$withval = xyes ; then
  93                 eval "${lb_libvar}='${!lb_pathvar}/lib'"
  94         else
  95                 eval "${lb_libvar}='$withval'"
  96         fi
  97         AC_MSG_RESULT([${!lb_libvar}])
  98 fi
  99 ])
 100 ])
 101
 102 #
 103 # LB_PATH_LIBSYSIO
 104 #
 105 # Handle internal/external libsysio
 106 #
 107 AC_DEFUN([LB_PATH_LIBSYSIO],
 108 [AC_ARG_WITH([sysio],
 109         AC_HELP_STRING([--with-sysio=path],
 110                         [set path to libsysio source (default is included libsysio)]),
 111         [],[
 112                 case $lb_target_os in
 113                         linux)
 114                                 with_sysio='yes'
 115                                 ;;
 116                         *)
 117                                 with_sysio='no'
 118                                 ;;
 119                 esac
 120         ])
 121 AC_MSG_CHECKING([location of libsysio])
 122 enable_sysio="$with_sysio"
 123 case x$with_sysio in
 124         xyes)
 125                 AC_MSG_RESULT([internal])
 126                 LB_CHECK_FILE([$srcdir/libsysio/src/rmdir.c],[],[
 127                         AC_MSG_ERROR([A complete internal libsysio was not found.])
 128                 ])
 129                 LIBSYSIO_SUBDIR="libsysio"
 130                 SYSIO="$PWD/libsysio"
 131                 ;;
 132         xno)
 133                 AC_MSG_RESULT([disabled])
 134                 ;;
 135         *)
 136                 AC_MSG_RESULT([$with_sysio])
 137                 LB_CHECK_FILE([$with_sysio/lib/libsysio.a],[],[
 138                         AC_MSG_ERROR([A complete (built) external libsysio was not found.])
 139                 ])
 140                 SYSIO=$with_sysio
 141                 with_sysio="yes"
 142                 ;;
 143 esac
 144
 145 # We have to configure even if we don't build here for make dist to work
 146 AC_CONFIG_SUBDIRS(libsysio)
 147 ])
 148
 149 #
 150 # LB_PATH_LUSTREIOKIT
 151 #
 152 # Handle internal/external lustre-iokit
 153 #
 154 AC_DEFUN([LB_PATH_LUSTREIOKIT],
 155 [AC_ARG_WITH([],
 156         AC_HELP_STRING([--with-lustre-iokit=path],
 157                         [set path to lustre-iokit source (default is included lustre-iokit)]),
 158         [],[
 159                         with_lustre_iokit='yes'
 160         ])
 161 AC_MSG_CHECKING([location of lustre-iokit])
 162 enable_lustre_iokit="$with_lustre_iokit"
 163 case x$with_lustre_iokit in
 164         xyes)
 165                 AC_MSG_RESULT([internal])
 166                 LB_CHECK_FILE([$srcdir/lustre-iokit/ior-survey/ior-survey],[],[
 167                         AC_MSG_ERROR([A complete internal lustre-iokit was not found.])
 168                 ])
 169                 LUSTREIOKIT_SUBDIR="lustre-iokit"
 170                 LUSTREIOKIT="$PWD/lustre-iokit"
 171                 ;;
 172         xno)
 173                 AC_MSG_RESULT([disabled])
 174                 ;;
 175         *)
 176                 AC_MSG_RESULT([$with_lustre_iokit])
 177                 LB_CHECK_FILE([$with_lustre_iokit/ior-survey/ior_survey],[],[
 178                         AC_MSG_ERROR([A complete (built) external lustre-iokit was not found.])
 179                 ])
 180                 LUSTREIOKIT="$with_lustre_iokit"
 181                 with_lustre_iokit="yes"
 182                 ;;
 183 esac
 184 AC_SUBST(LUSTREIOKIT_SUBDIR)
 185 # We have to configure even if we don't build here for make dist to work
 186 AC_CONFIG_SUBDIRS(lustre-iokit)
 187 ])
 188
 189 #
 190 # LB_PATH_LDISKFS
 191 #
 192 # Handle internal/external ldiskfs
 193 #
 194 AC_DEFUN([LB_PATH_LDISKFS],
 195 [AC_ARG_WITH([ldiskfs],
 196         AC_HELP_STRING([--with-ldiskfs=path],
 197                         [set path to ldiskfs source (default is included ldiskfs)]),
 198         [],[
 199                 if test x$linux25$enable_server = xyesyes ; then
 200                         with_ldiskfs=yes
 201                 else
 202                         with_ldiskfs=no
 203                 fi
 204         ])
 205 AC_ARG_WITH([ldiskfs-inkernel],
 206         AC_HELP_STRING([--with-ldiskfs-inkernel],
 207                         [use ldiskfs built in to the kernel]),
 208         [with_ldiskfs=inkernel], [])
 209 AC_MSG_CHECKING([location of ldiskfs])
 210 case x$with_ldiskfs in
 211         xyes)
 212                 AC_MSG_RESULT([internal])
 213                 LB_CHECK_FILE([$srcdir/ldiskfs/lustre-ldiskfs.spec.in],[],[
 214                         AC_MSG_ERROR([A complete internal ldiskfs was not found.])
 215                 ])
 216                 LDISKFS_SUBDIR="ldiskfs"
 217                 LDISKFS_DIR="$PWD/ldiskfs"
 218                 ;;
 219         xno)
 220                 AC_MSG_RESULT([disabled])
 221                 ;;
 222         xinkernel)
 223                 AC_MSG_RESULT([inkernel])
 224                 LB_CHECK_FILE([$LINUX/include/linux/ldiskfs_fs.h],[],[
 225                         AC_MSG_ERROR([ldiskfs was not found in $LINUX/include/linux/ldiskfs_fs.h])
 226                 ])
 227                 ;;
 228         *)
 229                 AC_MSG_RESULT([$with_ldiskfs])
 230                 LB_CHECK_FILE([$with_ldiskfs/ldiskfs/linux/ldiskfs_fs.h],[],[
 231                         AC_MSG_ERROR([A complete (built) external ldiskfs was not found.])
 232                 ])
 233                 LDISKFS_DIR=$with_ldiskfs
 234                 ;;
 235 esac
 236 AC_SUBST(LDISKFS_DIR)
 237 AC_SUBST(LDISKFS_SUBDIR)
 238 AM_CONDITIONAL(LDISKFS_ENABLED, test x$with_ldiskfs != xno)
 239 AM_CONDITIONAL(LDISKFS_IN_KERNEL, test x$with_ldiskfs = xinkernel)
 240
 241 if test x$enable_ext4 = xyes ; then
 242         AC_DEFINE(HAVE_EXT4_LDISKFS, 1, [build ext4 based ldiskfs])
 243 fi
 244
 245 # We have to configure even if we don't build here for make dist to work
 246 AC_CONFIG_SUBDIRS(ldiskfs)
 247 ])
 248
 249 # Define no libcfs by default.
 250 AC_DEFUN([LB_LIBCFS_DIR],
 251 [
 252 case x$libcfs_is_module in
 253         xyes)
 254           LIBCFS_INCLUDE_DIR="libcfs/include"
 255           LIBCFS_SUBDIR="libcfs"
 256           ;;
 257         x*)
 258           LIBCFS_INCLUDE_DIR="lnet/include"
 259           LIBCFS_SUBDIR=""
 260           ;;
 261 esac
 262 AC_SUBST(LIBCFS_SUBDIR)
 263 AC_SUBST(LIBCFS_INCLUDE_DIR)
 264 ])
 265
 266 #
 267 # LB_DEFINE_LDISKFS_OPTIONS
 268 #
 269 # Enable config options related to ldiskfs.  These are used both by ldiskfs
 270 # and lvfs (which includes ldiskfs headers.)
 271 #
 272 AC_DEFUN([LB_DEFINE_LDISKFS_OPTIONS],
 273 [
 274         AC_DEFINE(CONFIG_LDISKFS_FS_MODULE, 1, [build ldiskfs as a module])
 275         AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [enable extended attributes for ldiskfs])
 276         AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [enable posix acls for ldiskfs])
 277         AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [enable fs security for ldiskfs])
 278         AC_DEFINE(CONFIG_LDISKFSDEV_FS_POSIX_ACL, 1, [enable posix acls for ldiskfs])
 279         AC_DEFINE(CONFIG_LDISKFSDEV_FS_XATTR, 1, [enable extented attributes for ldiskfs])
 280         AC_DEFINE(CONFIG_LDISKFSDEV_FS_SECURITY, 1, [enable fs security for ldiskfs])
 281 ])
 282
 283 #
 284 # LB_DEFINE_E2FSPROGS_NAMES
 285 #
 286 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
 287 #
 288 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES],
 289 [AC_ARG_WITH([ldiskfsprogs],
 290         AC_HELP_STRING([--with-ldiskfsprogs],
 291                        [use alternate names for ldiskfs-enabled e2fsprogs]),
 292         [],[withval='no'])
 293
 294 if test x$withval = xyes ; then
 295         AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
 296         E2FSPROGS="ldiskfsprogs"
 297         MKE2FS="mkfs.ldiskfs"
 298         DEBUGFS="debug.ldiskfs"
 299         TUNE2FS="tune.ldiskfs"
 300         E2LABEL="label.ldiskfs"
 301         DUMPE2FS="dump.ldiskfs"
 302         E2FSCK="fsck.ldiskfs"
 303         AC_MSG_RESULT([enabled])
 304 else
 305         E2FSPROGS="e2fsprogs"
 306         MKE2FS="mke2fs"
 307         DEBUGFS="debugfs"
 308         TUNE2FS="tune2fs"
 309         E2LABEL="e2label"
 310         DUMPE2FS="dumpe2fs"
 311         E2FSCK="e2fsck"
 312         AC_MSG_RESULT([disabled])
 313 fi
 314         AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
 315         AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
 316         AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
 317         AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
 318         AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
 319         AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
 320         AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
 321 ])
 322
 323 #
 324 # LB_DEFINE_E2FSPROGS_NAMES
 325 #
 326 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
 327 #
 328 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES],
 329 [AC_ARG_WITH([ldiskfsprogs],
 330         AC_HELP_STRING([--with-ldiskfsprogs],
 331                        [use alternate names for ldiskfs-enabled e2fsprogs]),
 332         [],[withval='no'])
 333
 334 if test x$withval = xyes ; then
 335         AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
 336         E2FSPROGS="ldiskfsprogs"
 337         MKE2FS="mkfs.ldiskfs"
 338         DEBUGFS="debug.ldiskfs"
 339         TUNE2FS="tune.ldiskfs"
 340         E2LABEL="label.ldiskfs"
 341         DUMPE2FS="dump.ldiskfs"
 342         E2FSCK="fsck.ldiskfs"
 343         AC_MSG_RESULT([enabled])
 344 else
 345         E2FSPROGS="e2fsprogs"
 346         MKE2FS="mke2fs"
 347         DEBUGFS="debugfs"
 348         TUNE2FS="tune2fs"
 349         E2LABEL="e2label"
 350         DUMPE2FS="dumpe2fs"
 351         E2FSCK="e2fsck"
 352         AC_MSG_RESULT([disabled])
 353 fi
 354         AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
 355         AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
 356         AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
 357         AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
 358         AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
 359         AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
 360         AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
 361 ])
 362
 363 #
 364 # LB_DEFINE_E2FSPROGS_NAMES
 365 #
 366 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
 367 #
 368 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES],
 369 [AC_ARG_WITH([ldiskfsprogs],
 370         AC_HELP_STRING([--with-ldiskfsprogs],
 371                        [use alternate names for ldiskfs-enabled e2fsprogs]),
 372         [],[withval='no'])
 373
 374 if test x$withval = xyes ; then
 375         AC_DEFINE(HAVE_LDISKFSPROGS, 1, [enable use of ldiskfsprogs package])
 376         E2FSPROGS="ldiskfsprogs"
 377         MKE2FS="mkfs.ldiskfs"
 378         DEBUGFS="debug.ldiskfs"
 379         TUNE2FS="tune.ldiskfs"
 380         E2LABEL="label.ldiskfs"
 381         DUMPE2FS="dump.ldiskfs"
 382         E2FSCK="fsck.ldiskfs"
 383         AC_MSG_RESULT([enabled])
 384 else
 385         E2FSPROGS="e2fsprogs"
 386         MKE2FS="mke2fs"
 387         DEBUGFS="debugfs"
 388         TUNE2FS="tune2fs"
 389         E2LABEL="e2label"
 390         DUMPE2FS="dumpe2fs"
 391         E2FSCK="e2fsck"
 392         AC_MSG_RESULT([disabled])
 393 fi
 394         AC_DEFINE_UNQUOTED(E2FSPROGS, "$E2FSPROGS", [name of ldiskfs e2fsprogs package])
 395         AC_DEFINE_UNQUOTED(MKE2FS, "$MKE2FS", [name of ldiskfs mkfs program])
 396         AC_DEFINE_UNQUOTED(DEBUGFS, "$DEBUGFS", [name of ldiskfs debug program])
 397         AC_DEFINE_UNQUOTED(TUNE2FS, "$TUNE2FS", [name of ldiskfs tune program])
 398         AC_DEFINE_UNQUOTED(E2LABEL, "$E2LABEL", [name of ldiskfs label program])
 399         AC_DEFINE_UNQUOTED(DUMPE2FS,"$DUMPE2FS", [name of ldiskfs dump program])
 400         AC_DEFINE_UNQUOTED(E2FSCK, "$E2FSCK", [name of ldiskfs fsck program])
 401 ])
 402
 403 #
 404 # LB_CONFIG_CRAY_XT3
 405 #
 406 # Enable Cray XT3 features
 407 #
 408 AC_DEFUN([LB_CONFIG_CRAY_XT3],
 409 [AC_MSG_CHECKING([whether to build Cray XT3 features])
 410 AC_ARG_ENABLE([cray_xt3],
 411         AC_HELP_STRING([--enable-cray-xt3],
 412                         [enable building of Cray XT3 features]),
 413         [enable_cray_xt3='yes'],[enable_cray_xt3='no'])
 414 AC_MSG_RESULT([$enable_cray_xt3])
 415 if test x$enable_cray_xt3 != xno; then
 416         AC_DEFINE(CRAY_XT3, 1, Enable Cray XT3 Features)
 417 fi
 418 ])
 419
 420 #
 421 # LB_CONFIG_BGL
 422 #
 423 # Enable BGL features
 424 #
 425 AC_DEFUN([LB_CONFIG_BGL],
 426 [AC_MSG_CHECKING([whether to build BGL features])
 427 AC_ARG_ENABLE([bgl],
 428         AC_HELP_STRING([--enable-bgl],
 429                         [enable building of BGL features]),
 430         [enable_bgl='yes'],[enable_bgl='no'])
 431 AC_MSG_RESULT([$enable_bgl])
 432 if test x$enable_bgl != xno; then
 433         AC_DEFINE(HAVE_BGL_SUPPORT, 1, Enable BGL Features)
 434         enable_doc='no'
 435         enable_tests='no'
 436         enable_server='no'
 437         enable_liblustre='no'
 438         enable_libreadline='no'
 439 fi
 440 ])
 441
 442 #
 443 # Support for --enable-uoss
 444 #
 445 AC_DEFUN([LB_UOSS],
 446 [AC_MSG_CHECKING([whether to enable uoss])
 447 AC_ARG_ENABLE([uoss],
 448         AC_HELP_STRING([--enable-uoss],
 449                         [enable userspace OSS]),
 450         [enable_uoss='yes'],[enable_uoss='no'])
 451 AC_MSG_RESULT([$enable_uoss])
 452 if test x$enable_uoss = xyes; then
 453         AC_DEFINE(UOSS_SUPPORT, 1, Enable user-level OSS)
 454         AC_DEFINE(LUSTRE_ULEVEL_MT, 1, Multi-threaded user-level lustre port)
 455         enable_uoss='yes'
 456         enable_ulevel_mt='yes'
 457         enable_modules='no'
 458         enable_client='no'
 459         enable_tests='no'
 460         enable_liblustre='no'
 461         with_ldiskfs='no'
 462 fi
 463 AC_SUBST(enable_uoss)
 464 ])
 465
 466 #
 467 # Support for --enable-posix-osd
 468 #
 469 AC_DEFUN([LB_POSIX_OSD],
 470 [AC_MSG_CHECKING([whether to enable posix osd])
 471 AC_ARG_ENABLE([posix-osd],
 472         AC_HELP_STRING([--enable-posix-osd],
 473                         [enable using of posix osd]),
 474         [enable_posix_osd='yes'],[enable_posix_osd='no'])
 475 AC_MSG_RESULT([$enable_posix_osd])
 476 if test x$enable_uoss = xyes -a x$enable_posix_osd = xyes ; then
 477         AC_DEFINE(POSIX_OSD, 1, Enable POSIX OSD)
 478         posix_osd='yes'
 479 fi
 480 AM_CONDITIONAL(POSIX_OSD_ENABLED, test x$posix_osd = xyes)
 481 ])
 482
 483 #
 484 # LB_PATH_DMU
 485 #
 486 AC_DEFUN([LB_PATH_DMU],
 487 [AC_ARG_ENABLE([dmu],
 488         AC_HELP_STRING([--enable-dmu],
 489                        [enable the DMU backend]),
 490         [],[with_dmu='default'])
 491 AC_MSG_CHECKING([whether to enable DMU])
 492 case x$with_dmu in
 493         xyes)
 494                 dmu_osd='yes'
 495                 ;;
 496         xno)
 497                 dmu_osd='no'
 498                 ;;
 499         xdefault)
 500                 if test x$enable_uoss = xyes -a x$posix_osd != xyes; then
 501                         # Enable the DMU if we're configuring a userspace server
 502                         dmu_osd='yes'
 503                 else
 504                         # Enable the DMU by default on the b_hd_kdmu branch
 505                         if test -d $PWD/zfs -a x$linux25$enable_server = xyesyes; then
 506                                 dmu_osd='yes'
 507                         else
 508                                 dmu_osd='no'
 509                         fi
 510                 fi
 511                 ;;
 512         *)
 513                 dmu_osd='yes'
 514                 ;;
 515 esac
 516 AC_MSG_RESULT([$dmu_osd])
 517 if test x$dmu_osd = xyes; then
 518         AC_DEFINE(DMU_OSD, 1, Enable DMU OSD)
 519         if test x$enable_uoss = xyes; then
 520                 # Userspace DMU
 521                 DMU_SRC="$PWD/lustre/zfs-lustre"
 522                 AC_SUBST(DMU_SRC)
 523                 LB_CHECK_FILE([$DMU_SRC/src/.patched],[],[
 524                         AC_MSG_ERROR([A complete (patched) DMU tree was not found.])
 525                 ])
 526                 AC_CONFIG_SUBDIRS(lustre/zfs-lustre)
 527         else
 528                 # Kernel DMU
 529                 SPL_SUBDIR="spl"
 530                 ZFS_SUBDIR="zfs"
 531
 532                 SPL_DIR="$PWD/$SPL_SUBDIR"
 533                 ZFS_DIR="$PWD/$ZFS_SUBDIR"
 534
 535                 LB_CHECK_FILE([$SPL_DIR/module/spl/spl-generic.c],[],[
 536                         AC_MSG_ERROR([A complete SPL tree was not found in $SPL_DIR.])
 537                 ])
 538
 539                 LB_CHECK_FILE([$ZFS_DIR/module/zfs/dmu.c],[],[
 540                         AC_MSG_ERROR([A complete kernel DMU tree was not found in $ZFS_DIR.])
 541                 ])
 542
 543                 AC_CONFIG_SUBDIRS(spl)
 544                 ac_configure_args="$ac_configure_args --with-spl=$SPL_DIR"
 545                 AC_CONFIG_SUBDIRS(zfs)
 546         fi
 547 fi
 548 AC_SUBST(SPL_SUBDIR)
 549 AC_SUBST(ZFS_SUBDIR)
 550 AC_SUBST(SPL_DIR)
 551 AC_SUBST(ZFS_DIR)
 552 AM_CONDITIONAL(DMU_OSD_ENABLED, test x$dmu_osd = xyes)
 553 AM_CONDITIONAL(KDMU, test x$dmu_osd$enable_uoss = xyesno)
 554 ])
 555
 556 #
 557 # LB_PATH_SNMP
 558 #
 559 # check for in-tree snmp support
 560 #
 561 AC_DEFUN([LB_PATH_SNMP],
 562 [LB_CHECK_FILE([$srcdir/snmp/lustre-snmp.c],[SNMP_DIST_SUBDIR="snmp"])
 563 AC_SUBST(SNMP_DIST_SUBDIR)
 564 AC_SUBST(SNMP_SUBDIR)
 565 ])
 566
 567 #
 568 # LB_CONFIG_MODULES
 569 #
 570 # Build kernel modules?
 571 #
 572 AC_DEFUN([LB_CONFIG_MODULES],
 573 [AC_MSG_CHECKING([whether to build kernel modules])
 574 AC_ARG_ENABLE([modules],
 575         AC_HELP_STRING([--disable-modules],
 576                         [disable building of Lustre kernel modules]),
 577         [],[
 578                 LC_TARGET_SUPPORTED([
 579                         enable_modules='yes'
 580                 ],[
 581                         enable_modules='no'
 582                 ])
 583         ])
 584 AC_MSG_RESULT([$enable_modules ($target_os)])
 585
 586 if test x$enable_modules = xyes ; then
 587         case $target_os in
 588                 linux*)
 589                         LB_PROG_LINUX
 590                         LIBCFS_PROG_LINUX
 591                         LN_PROG_LINUX
 592                         LC_PROG_LINUX
 593                         ;;
 594                 darwin*)
 595                         LB_PROG_DARWIN
 596                         LIBCFS_PROG_DARWIN
 597                         ;;
 598                 *)
 599                         # This is strange - Lustre supports a target we don't
 600                         AC_MSG_ERROR([Modules are not supported on $target_os])
 601                         ;;
 602         esac
 603 fi
 604 ])
 605
 606 #
 607 # LB_CONFIG_UTILS
 608 #
 609 # Build utils?
 610 #
 611 AC_DEFUN([LB_CONFIG_UTILS],
 612 [AC_MSG_CHECKING([whether to build utilities])
 613 AC_ARG_ENABLE([utils],
 614         AC_HELP_STRING([--disable-utils],
 615                         [disable building of Lustre utility programs]),
 616         [],[enable_utils='yes'])
 617 AC_MSG_RESULT([$enable_utils])
 618 if test x$enable_utils = xyes ; then
 619         LB_CONFIG_INIT_SCRIPTS
 620 fi
 621 ])
 622
 623 #
 624 # LB_CONFIG_TESTS
 625 #
 626 # Build tests?
 627 #
 628 AC_DEFUN([LB_CONFIG_TESTS],
 629 [AC_MSG_CHECKING([whether to build Lustre tests])
 630 AC_ARG_ENABLE([tests],
 631         AC_HELP_STRING([--disable-tests],
 632                         [disable building of Lustre tests]),
 633         [],
 634         [
 635                 enable_tests='yes'
 636         ])
 637 AC_MSG_RESULT([$enable_tests])
 638 ])
 639
 640 #
 641 # LB_CONFIG_DOCS
 642 #
 643 # Build docs?
 644 #
 645 AC_DEFUN([LB_CONFIG_DOCS],
 646 [AC_MSG_CHECKING([whether to build docs])
 647 AC_ARG_ENABLE(doc,
 648         AC_HELP_STRING([--disable-doc],
 649                         [skip creation of pdf documentation]),
 650         [
 651                 if test x$enable_doc = xyes ; then
 652                     ENABLE_DOC=1
 653                 else
 654                     ENABLE_DOC=0
 655                 fi
 656         ],[
 657                 ENABLE_DOC=0
 658                 enable_doc='no'
 659         ])
 660 AC_MSG_RESULT([$enable_doc])
 661 AC_SUBST(ENABLE_DOC)
 662 ])
 663
 664 #
 665 # LB_CONFIG_INIT_SCRIPTS
 666 #
 667 # our init scripts only work on red hat linux
 668 #
 669 AC_DEFUN([LB_CONFIG_INIT_SCRIPTS],
 670 [ENABLE_INIT_SCRIPTS=0
 671 if test x$enable_utils = xyes ; then
 672         AC_MSG_CHECKING([whether to install init scripts])
 673         # our scripts only work on red hat systems
 674         if test -f /etc/init.d/functions -a -f /etc/sysconfig/network ; then
 675                 ENABLE_INIT_SCRIPTS=1
 676                 AC_MSG_RESULT([yes])
 677         else
 678                 AC_MSG_RESULT([no])
 679         fi
 680 fi
 681 AC_SUBST(ENABLE_INIT_SCRIPTS)
 682 ])
 683
 684 #
 685 # LB_CONFIG_HEADERS
 686 #
 687 # add -include config.h
 688 #
 689 AC_DEFUN([LB_CONFIG_HEADERS],
 690 [AC_CONFIG_HEADERS([config.h])
 691 CPPFLAGS="-include $PWD/config.h $CPPFLAGS"
 692 EXTRA_KCFLAGS="-include $PWD/config.h $EXTRA_KCFLAGS"
 693 AC_SUBST(EXTRA_KCFLAGS)
 694 ])
 695
 696 #
 697 # LB_INCLUDE_RULES
 698 #
 699 # defines for including the toplevel Rules
 700 #
 701 AC_DEFUN([LB_INCLUDE_RULES],
 702 [INCLUDE_RULES="include $PWD/Rules"
 703 AC_SUBST(INCLUDE_RULES)
 704 ])
 705
 706 #
 707 # LB_PATH_DEFAULTS
 708 #
 709 # 'fixup' default paths
 710 #
 711 AC_DEFUN([LB_PATH_DEFAULTS],
 712 [# directories for binaries
 713 AC_PREFIX_DEFAULT([/usr])
 714
 715 sysconfdir='/etc'
 716 AC_SUBST(sysconfdir)
 717
 718 # Directories for documentation and demos.
 719 docdir='${datadir}/doc/$(PACKAGE)'
 720 AC_SUBST(docdir)
 721
 722 LIBCFS_PATH_DEFAULTS
 723 LN_PATH_DEFAULTS
 724 LC_PATH_DEFAULTS
 725
 726 ])
 727
 728 #
 729 # LB_PROG_CC
 730 #
 731 # checks on the C compiler
 732 #
 733 AC_DEFUN([LB_PROG_CC],
 734 [AC_PROG_RANLIB
 735 AC_MSG_CHECKING([for buggy compiler])
 736 CC_VERSION=`$CC -v 2>&1 | grep "^gcc version"`
 737 bad_cc() {
 738         AC_MSG_RESULT([buggy compiler found!])
 739         echo
 740         echo "   '$CC_VERSION'"
 741         echo "  has been known to generate bad code, "
 742         echo "  please get an updated compiler."
 743         AC_MSG_ERROR([sorry])
 744 }
 745 case "$CC_VERSION" in
 746         "gcc version 2.95"*)
 747                 bad_cc
 748                 ;;
 749         # ost_pack_niobuf putting 64bit NTOH temporaries on the stack
 750         # without "sub    $0xc,%esp" to protect the stack from being
 751         # stomped on by interrupts (bug 606)
 752         "gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)")
 753                 bad_cc
 754                 ;;
 755         # mandrake's similar sub 0xc compiler bug
 756         # http://marc.theaimsgroup.com/?l=linux-kernel&m=104748366226348&w=2
 757         "gcc version 2.96 20000731 (Mandrake Linux 8.1 2.96-0.62mdk)")
 758                 bad_cc
 759                 ;;
 760         *)
 761                 AC_MSG_RESULT([no known problems])
 762                 ;;
 763 esac
 764
 765 # ---------  unsigned long long sane? -------
 766 AC_CHECK_SIZEOF(unsigned long long, 0)
 767 echo "---> size SIZEOF $SIZEOF_unsigned_long_long"
 768 echo "---> size SIZEOF $ac_cv_sizeof_unsigned_long_long"
 769 if test $ac_cv_sizeof_unsigned_long_long != 8 ; then
 770         AC_MSG_ERROR([** we assume that sizeof(long long) == 8.  Tell phil@clusterfs.com])
 771 fi
 772
 773 if test $target_cpu == "powerpc64"; then
 774         AC_MSG_WARN([set compiler with -m64])
 775         CFLAGS="$CFLAGS -m64"
 776         CC="$CC -m64"
 777 fi
 778
 779 CPPFLAGS="-I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include $CPPFLAGS"
 780
 781 LLCPPFLAGS="-D__arch_lib__ -D_LARGEFILE64_SOURCE=1"
 782 AC_SUBST(LLCPPFLAGS)
 783
 784 # Add _GNU_SOURCE for strnlen on linux
 785 LLCFLAGS="-g -Wall -fPIC -D_GNU_SOURCE"
 786 AC_SUBST(LLCFLAGS)
 787
 788 # everyone builds against lnet and lustre
 789 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include"
 790 AC_SUBST(EXTRA_KCFLAGS)
 791 ])
 792
 793 #
 794 # LB_CONTITIONALS
 795 #
 796 # AM_CONDITIONAL instances for everything
 797 # (so that portals/lustre can disable some if needed)
 798 AC_DEFUN([LB_CONDITIONALS],
 799 [AM_CONDITIONAL(MODULES, test x$enable_modules = xyes)
 800 AM_CONDITIONAL(UTILS, test x$enable_utils = xyes)
 801 AM_CONDITIONAL(TESTS, test x$enable_tests = xyes)
 802 AM_CONDITIONAL(DOC, test x$ENABLE_DOC = x1)
 803 AM_CONDITIONAL(INIT_SCRIPTS, test x$ENABLE_INIT_SCRIPTS = "x1")
 804 AM_CONDITIONAL(LINUX, test x$lb_target_os = "xlinux")
 805 AM_CONDITIONAL(DARWIN, test x$lb_target_os = "xdarwin")
 806 AM_CONDITIONAL(CRAY_XT3, test x$enable_cray_xt3 = "xyes")
 807 AM_CONDITIONAL(SUNOS, test x$lb_target_os = "xSunOS")
 808
 809 # this lets lustre cancel libsysio, per-branch or if liblustre is
 810 # disabled
 811 if test "x$LIBSYSIO_SUBDIR" = xlibsysio ; then
 812         if test "x$with_sysio" != xyes ; then
 813                 SYSIO=""
 814                 LIBSYSIO_SUBDIR=""
 815         fi
 816 fi
 817 AC_SUBST(LIBSYSIO_SUBDIR)
 818 AC_SUBST(SYSIO)
 819
 820 LB_LINUX_CONDITIONALS
 821 LB_DARWIN_CONDITIONALS
 822
 823 LIBCFS_CONDITIONALS
 824 LN_CONDITIONALS
 825 LC_CONDITIONALS
 826 ])
 827
 828 #
 829 # LB_CONFIG_FILES
 830 #
 831 # build-specific config files
 832 #
 833 AC_DEFUN([LB_CONFIG_FILES],
 834 [
 835 AC_CONFIG_FILES(
 836 [Makefile
 837 autoMakefile
 838 ]
 839 [Rules:build/Rules.in]
 840 AC_PACKAGE_TARNAME[.spec]
 841 )
 842 ])
 843
 844 #
 845 # LB_CONFIGURE
 846 #
 847 # main configure steps
 848 #
 849 AC_DEFUN([LB_CONFIGURE],
 850 [LB_CANONICAL_SYSTEM
 851
 852 LB_LIBCFS_DIR
 853
 854 LB_INCLUDE_RULES
 855
 856 LB_CONFIG_CRAY_XT3
 857 LB_CONFIG_BGL
 858 LB_PATH_DEFAULTS
 859
 860 LB_PROG_CC
 861
 862 LB_UOSS
 863 LB_POSIX_OSD
 864
 865 LB_CONFIG_DOCS
 866 LB_CONFIG_UTILS
 867 LB_CONFIG_TESTS
 868 LC_CONFIG_CLIENT_SERVER
 869
 870 # two macros for cmd3
 871 m4_ifdef([LC_CONFIG_SPLIT], [LC_CONFIG_SPLIT])
 872 LN_CONFIG_CDEBUG
 873 LC_QUOTA
 874
 875 LB_CONFIG_MODULES
 876
 877 LN_CONFIG_USERSPACE
 878
 879 LB_PATH_DMU
 880 LB_PATH_LIBSYSIO
 881 LB_PATH_SNMP
 882 LB_PATH_LDISKFS
 883 LB_PATH_LUSTREIOKIT
 884
 885 LB_DEFINE_E2FSPROGS_NAMES
 886
 887 LB_DEFINE_E2FSPROGS_NAMES
 888
 889 LB_DEFINE_E2FSPROGS_NAMES
 890
 891 LC_CONFIG_LIBLUSTRE
 892 LIBCFS_CONFIGURE
 893 LN_CONFIGURE
 894
 895 LC_CONFIGURE
 896
 897 if test "$SNMP_DIST_SUBDIR" ; then
 898         LS_CONFIGURE
 899 fi
 900
 901
 902 LB_CONDITIONALS
 903 LB_CONFIG_HEADERS
 904
 905 LIBCFS_CONFIG_FILES
 906 LB_CONFIG_FILES
 907 LN_CONFIG_FILES
 908 LC_CONFIG_FILES
 909 if test "$SNMP_DIST_SUBDIR" ; then
 910         LS_CONFIG_FILES
 911 fi
 912
 913 AC_SUBST(ac_configure_args)
 914
 915 MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.* Modules.symvers Module.symvers'
 916 AC_SUBST(MOSTLYCLEANFILES)
 917
 918 AC_OUTPUT
 919
 920 cat <<_ACEOF
 921
 922 CC:            $CC
 923 LD:            $LD
 924 CPPFLAGS:      $CPPFLAGS
 925 LLCPPFLAGS:    $LLCPPFLAGS
 926 CFLAGS:        $CFLAGS
 927 EXTRA_KCFLAGS: $EXTRA_KCFLAGS
 928 LLCFLAGS:      $LLCFLAGS
 929
 930 Type 'make' to build Lustre.
 931 _ACEOF
 932 ])