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