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([lustre-iokit],
 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 AC_DEFUN([LC_KERNEL_WITH_EXT4],
 250 [if test -f $LINUX/fs/ext4/ext4.h ; then
 251 $1
 252 else
 253 $2
 254 fi
 255 ])
 256
 257 #
 258 # LB_HAVE_EXT4_ENABLED
 259 #
 260 AC_DEFUN([LB_HAVE_EXT4_ENABLED],
 261 [
 262 if test x$RHEL_KERNEL = xyes; then
 263         AC_ARG_ENABLE([ext4],
 264                  AC_HELP_STRING([--enable-ext4],
 265                                 [enable building of ldiskfs based on ext4]),
 266                 [],
 267                 [
 268                         if test x$ldiskfs_is_ext4 = xyes; then
 269                                 enable_ext4=yes
 270                         else
 271                                 enable_ext4=no
 272                         fi
 273                 ])
 274 else
 275         case $LINUXRELEASE in
 276         # ext4 was in 2.6.22-2.6.26 but not stable enough to use
 277         2.6.2[[0-9]]*) enable_ext4='no' ;;
 278         *)  LC_KERNEL_WITH_EXT4([enable_ext4='yes'],
 279                                 [enable_ext4='no']) ;;
 280         esac
 281 fi
 282 if test x$enable_ext4 = xyes; then
 283          ac_configure_args="$ac_configure_args --enable-ext4"
 284 fi
 285 AC_MSG_CHECKING([whether to build ldiskfs based on ext4])
 286 AC_MSG_RESULT([$enable_ext4])
 287 ])
 288
 289 # Define no libcfs by default.
 290 AC_DEFUN([LB_LIBCFS_DIR],
 291 [
 292 case x$libcfs_is_module in
 293         xyes)
 294           LIBCFS_INCLUDE_DIR="libcfs/include"
 295           LIBCFS_SUBDIR="libcfs"
 296           ;;
 297         x*)
 298           LIBCFS_INCLUDE_DIR="lnet/include"
 299           LIBCFS_SUBDIR=""
 300           ;;
 301 esac
 302 AC_SUBST(LIBCFS_SUBDIR)
 303 AC_SUBST(LIBCFS_INCLUDE_DIR)
 304 ])
 305
 306 #
 307 # LB_DEFINE_LDISKFS_OPTIONS
 308 #
 309 # Enable config options related to ldiskfs.  These are used both by ldiskfs
 310 # and lvfs (which includes ldiskfs headers.)
 311 #
 312 AC_DEFUN([LB_DEFINE_LDISKFS_OPTIONS],
 313 [
 314         AC_DEFINE(CONFIG_LDISKFS_FS_MODULE, 1, [build ldiskfs as a module])
 315         AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [enable extended attributes for ldiskfs])
 316         AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [enable posix acls for ldiskfs])
 317         AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [enable fs security for ldiskfs])
 318         AC_DEFINE(CONFIG_LDISKFSDEV_FS_POSIX_ACL, 1, [enable posix acls for ldiskfs])
 319         AC_DEFINE(CONFIG_LDISKFSDEV_FS_XATTR, 1, [enable extented attributes for ldiskfs])
 320         AC_DEFINE(CONFIG_LDISKFSDEV_FS_SECURITY, 1, [enable fs security for ldiskfs])
 321 ])
 322
 323 #
 324 # LB_DEFINE_E2FSPROGS_NAMES
 325 #
 326 # Enable the use of alternate naming of ldiskfs-enabled e2fsprogs package.
 327 #
 328 AC_DEFUN([LB_DEFINE_E2FSPROGS_NAMES],
 329 [AC_ARG_WITH([ldiskfsprogs],
 330         AC_HELP_STRING([--with-ldiskfsprogs],
 331                        [use alternate names for ldiskfs-enabled e2fsprogs]),
 332         [],[withval='no'])
 333
 334 if test x$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, "$E2FSCK", [name of ldiskfs fsck program])
 361 ])
 362
 363 #
 364 # LB_CONFIG_CRAY_XT3
 365 #
 366 # Enable Cray XT3 features
 367 #
 368 AC_DEFUN([LB_CONFIG_CRAY_XT3],
 369 [AC_MSG_CHECKING([whether to build Cray XT3 features])
 370 AC_ARG_ENABLE([cray_xt3],
 371         AC_HELP_STRING([--enable-cray-xt3],
 372                         [enable building of Cray XT3 features]),
 373         [enable_cray_xt3='yes'],[enable_cray_xt3='no'])
 374 AC_MSG_RESULT([$enable_cray_xt3])
 375 if test x$enable_cray_xt3 != xno; then
 376         AC_DEFINE(CRAY_XT3, 1, Enable Cray XT3 Features)
 377 fi
 378 ])
 379
 380 #
 381 # LB_CONFIG_BGL
 382 #
 383 # Enable BGL features
 384 #
 385 AC_DEFUN([LB_CONFIG_BGL],
 386 [AC_MSG_CHECKING([whether to build BGL features])
 387 AC_ARG_ENABLE([bgl],
 388         AC_HELP_STRING([--enable-bgl],
 389                         [enable building of BGL features]),
 390         [enable_bgl='yes'],[enable_bgl='no'])
 391 AC_MSG_RESULT([$enable_bgl])
 392 if test x$enable_bgl != xno; then
 393         AC_DEFINE(HAVE_BGL_SUPPORT, 1, Enable BGL Features)
 394         enable_doc='no'
 395         enable_tests='no'
 396         enable_server='no'
 397         enable_liblustre='no'
 398         enable_libreadline='no'
 399 fi
 400 ])
 401
 402 #
 403 # Support for --enable-uoss
 404 #
 405 AC_DEFUN([LB_UOSS],
 406 [AC_MSG_CHECKING([whether to enable uoss])
 407 AC_ARG_ENABLE([uoss],
 408         AC_HELP_STRING([--enable-uoss],
 409                         [enable userspace OSS]),
 410         [enable_uoss='yes'],[enable_uoss='no'])
 411 AC_MSG_RESULT([$enable_uoss])
 412 if test x$enable_uoss = xyes; then
 413         AC_DEFINE(UOSS_SUPPORT, 1, Enable user-level OSS)
 414         AC_DEFINE(LUSTRE_ULEVEL_MT, 1, Multi-threaded user-level lustre port)
 415         enable_uoss='yes'
 416         enable_ulevel_mt='yes'
 417         enable_modules='no'
 418         enable_client='no'
 419         enable_tests='no'
 420         enable_liblustre='no'
 421         with_ldiskfs='no'
 422 fi
 423 AC_SUBST(enable_uoss)
 424 ])
 425
 426 #
 427 # Support for --enable-posix-osd
 428 #
 429 AC_DEFUN([LB_POSIX_OSD],
 430 [AC_MSG_CHECKING([whether to enable posix osd])
 431 AC_ARG_ENABLE([posix-osd],
 432         AC_HELP_STRING([--enable-posix-osd],
 433                         [enable using of posix osd]),
 434         [enable_posix_osd='yes'],[enable_posix_osd='no'])
 435 AC_MSG_RESULT([$enable_posix_osd])
 436 if test x$enable_uoss = xyes -a x$enable_posix_osd = xyes ; then
 437         AC_DEFINE(POSIX_OSD, 1, Enable POSIX OSD)
 438         posix_osd='yes'
 439 fi
 440 AM_CONDITIONAL(POSIX_OSD_ENABLED, test x$posix_osd = xyes)
 441 ])
 442
 443 #
 444 # LB_PATH_DMU
 445 #
 446 AC_DEFUN([LB_PATH_DMU],
 447 [AC_ARG_ENABLE([dmu],
 448         AC_HELP_STRING([--enable-dmu],
 449                        [enable the DMU backend]),
 450         [],[with_dmu='default'])
 451 AC_MSG_CHECKING([whether to enable DMU])
 452 case x$with_dmu in
 453         xyes)
 454                 dmu_osd='yes'
 455                 ;;
 456         xno)
 457                 dmu_osd='no'
 458                 ;;
 459         xdefault)
 460                 if test x$enable_uoss = xyes -a x$posix_osd != xyes; then
 461                         # Enable the DMU if we're configuring a userspace server
 462                         dmu_osd='yes'
 463                 else
 464                         # Enable the DMU by default on the b_hd_kdmu branch
 465                         if test -d $PWD/zfs -a x$linux25$enable_server = xyesyes; then
 466                                 dmu_osd='yes'
 467                         else
 468                                 dmu_osd='no'
 469                         fi
 470                 fi
 471                 ;;
 472         *)
 473                 dmu_osd='yes'
 474                 ;;
 475 esac
 476 AC_MSG_RESULT([$dmu_osd])
 477 if test x$dmu_osd = xyes; then
 478         AC_DEFINE(DMU_OSD, 1, Enable DMU OSD)
 479         if test x$enable_uoss = xyes; then
 480                 # Userspace DMU
 481                 DMU_SRC="$PWD/lustre/zfs-lustre"
 482                 AC_SUBST(DMU_SRC)
 483                 LB_CHECK_FILE([$DMU_SRC/src/.patched],[],[
 484                         AC_MSG_ERROR([A complete (patched) DMU tree was not found.])
 485                 ])
 486                 AC_CONFIG_SUBDIRS(lustre/zfs-lustre)
 487         else
 488                 # Kernel DMU
 489                 SPL_SUBDIR="spl"
 490                 ZFS_SUBDIR="zfs"
 491
 492                 SPL_DIR="$PWD/$SPL_SUBDIR"
 493                 ZFS_DIR="$PWD/$ZFS_SUBDIR"
 494
 495                 LB_CHECK_FILE([$SPL_DIR/module/spl/spl-generic.c],[],[
 496                         AC_MSG_ERROR([A complete SPL tree was not found in $SPL_DIR.])
 497                 ])
 498
 499                 LB_CHECK_FILE([$ZFS_DIR/module/zfs/dmu.c],[],[
 500                         AC_MSG_ERROR([A complete kernel DMU tree was not found in $ZFS_DIR.])
 501                 ])
 502
 503                 AC_CONFIG_SUBDIRS(spl)
 504                 ac_configure_args="$ac_configure_args --with-spl=$SPL_DIR"
 505                 AC_CONFIG_SUBDIRS(zfs)
 506         fi
 507 fi
 508 AC_SUBST(SPL_SUBDIR)
 509 AC_SUBST(ZFS_SUBDIR)
 510 AC_SUBST(SPL_DIR)
 511 AC_SUBST(ZFS_DIR)
 512 AM_CONDITIONAL(DMU_OSD_ENABLED, test x$dmu_osd = xyes)
 513 AM_CONDITIONAL(KDMU, test x$dmu_osd$enable_uoss = xyesno)
 514 ])
 515
 516 #
 517 # LB_PATH_SNMP
 518 #
 519 # check for in-tree snmp support
 520 #
 521 AC_DEFUN([LB_PATH_SNMP],
 522 [LB_CHECK_FILE([$srcdir/snmp/lustre-snmp.c],[SNMP_DIST_SUBDIR="snmp"])
 523 AC_SUBST(SNMP_DIST_SUBDIR)
 524 AC_SUBST(SNMP_SUBDIR)
 525 ])
 526
 527 #
 528 # LB_CONFIG_MODULES
 529 #
 530 # Build kernel modules?
 531 #
 532 AC_DEFUN([LB_CONFIG_MODULES],
 533 [AC_MSG_CHECKING([whether to build kernel modules])
 534 AC_ARG_ENABLE([modules],
 535         AC_HELP_STRING([--disable-modules],
 536                         [disable building of Lustre kernel modules]),
 537         [],[
 538                 LC_TARGET_SUPPORTED([
 539                         enable_modules='yes'
 540                 ],[
 541                         enable_modules='no'
 542                 ])
 543         ])
 544 AC_MSG_RESULT([$enable_modules ($target_os)])
 545
 546 if test x$enable_modules = xyes ; then
 547         case $target_os in
 548                 linux*)
 549                         LB_PROG_LINUX
 550                         LIBCFS_PROG_LINUX
 551                         LN_PROG_LINUX
 552                         LC_PROG_LINUX
 553                         ;;
 554                 darwin*)
 555                         LB_PROG_DARWIN
 556                         LIBCFS_PROG_DARWIN
 557                         ;;
 558                 *)
 559                         # This is strange - Lustre supports a target we don't
 560                         AC_MSG_ERROR([Modules are not supported on $target_os])
 561                         ;;
 562         esac
 563 fi
 564 ])
 565
 566 #
 567 # LB_CONFIG_UTILS
 568 #
 569 # Build utils?
 570 #
 571 AC_DEFUN([LB_CONFIG_UTILS],
 572 [AC_MSG_CHECKING([whether to build utilities])
 573 AC_ARG_ENABLE([utils],
 574         AC_HELP_STRING([--disable-utils],
 575                         [disable building of Lustre utility programs]),
 576         [],[enable_utils='yes'])
 577 AC_MSG_RESULT([$enable_utils])
 578 if test x$enable_utils = xyes ; then
 579         LB_CONFIG_INIT_SCRIPTS
 580 fi
 581 ])
 582
 583 #
 584 # LB_CONFIG_TESTS
 585 #
 586 # Build tests?
 587 #
 588 AC_DEFUN([LB_CONFIG_TESTS],
 589 [AC_MSG_CHECKING([whether to build Lustre tests])
 590 AC_ARG_ENABLE([tests],
 591         AC_HELP_STRING([--disable-tests],
 592                         [disable building of Lustre tests]),
 593         [],
 594         [
 595                 enable_tests='yes'
 596         ])
 597 AC_MSG_RESULT([$enable_tests])
 598 ])
 599
 600 #
 601 # LB_CONFIG_DOCS
 602 #
 603 # Build docs?
 604 #
 605 AC_DEFUN([LB_CONFIG_DOCS],
 606 [AC_MSG_CHECKING([whether to build docs])
 607 AC_ARG_ENABLE(doc,
 608         AC_HELP_STRING([--disable-doc],
 609                         [skip creation of pdf documentation]),
 610         [
 611                 if test x$enable_doc = xyes ; then
 612                     ENABLE_DOC=1
 613                 else
 614                     ENABLE_DOC=0
 615                 fi
 616         ],[
 617                 ENABLE_DOC=0
 618                 enable_doc='no'
 619         ])
 620 AC_MSG_RESULT([$enable_doc])
 621 AC_SUBST(ENABLE_DOC)
 622 ])
 623
 624 #
 625 # LB_CONFIG_INIT_SCRIPTS
 626 #
 627 # our init scripts only work on red hat linux
 628 #
 629 AC_DEFUN([LB_CONFIG_INIT_SCRIPTS],
 630 [ENABLE_INIT_SCRIPTS=0
 631 if test x$enable_utils = xyes ; then
 632         AC_MSG_CHECKING([whether to install init scripts])
 633         # our scripts only work on red hat systems
 634         if test -f /etc/init.d/functions -a -f /etc/sysconfig/network ; then
 635                 ENABLE_INIT_SCRIPTS=1
 636                 AC_MSG_RESULT([yes])
 637         else
 638                 AC_MSG_RESULT([no])
 639         fi
 640 fi
 641 AC_SUBST(ENABLE_INIT_SCRIPTS)
 642 ])
 643
 644 #
 645 # LB_CONFIG_HEADERS
 646 #
 647 # add -include config.h
 648 #
 649 AC_DEFUN([LB_CONFIG_HEADERS],
 650 [AC_CONFIG_HEADERS([config.h])
 651 CPPFLAGS="-include $PWD/config.h $CPPFLAGS"
 652 EXTRA_KCFLAGS="-include $PWD/config.h $EXTRA_KCFLAGS"
 653 AC_SUBST(EXTRA_KCFLAGS)
 654 ])
 655
 656 #
 657 # LB_INCLUDE_RULES
 658 #
 659 # defines for including the toplevel Rules
 660 #
 661 AC_DEFUN([LB_INCLUDE_RULES],
 662 [INCLUDE_RULES="include $PWD/Rules"
 663 AC_SUBST(INCLUDE_RULES)
 664 ])
 665
 666 #
 667 # LB_PATH_DEFAULTS
 668 #
 669 # 'fixup' default paths
 670 #
 671 AC_DEFUN([LB_PATH_DEFAULTS],
 672 [# directories for binaries
 673 AC_PREFIX_DEFAULT([/usr])
 674
 675 sysconfdir='/etc'
 676 AC_SUBST(sysconfdir)
 677
 678 # Directories for documentation and demos.
 679 docdir='${datadir}/doc/$(PACKAGE)'
 680 AC_SUBST(docdir)
 681
 682 LIBCFS_PATH_DEFAULTS
 683 LN_PATH_DEFAULTS
 684 LC_PATH_DEFAULTS
 685
 686 ])
 687
 688 #
 689 # LB_PROG_CC
 690 #
 691 # checks on the C compiler
 692 #
 693 AC_DEFUN([LB_PROG_CC],
 694 [AC_PROG_RANLIB
 695 AC_MSG_CHECKING([for buggy compiler])
 696 CC_VERSION=`$CC -v 2>&1 | grep "^gcc version"`
 697 bad_cc() {
 698         AC_MSG_RESULT([buggy compiler found!])
 699         echo
 700         echo "   '$CC_VERSION'"
 701         echo "  has been known to generate bad code, "
 702         echo "  please get an updated compiler."
 703         AC_MSG_ERROR([sorry])
 704 }
 705 case "$CC_VERSION" in
 706         "gcc version 2.95"*)
 707                 bad_cc
 708                 ;;
 709         # ost_pack_niobuf putting 64bit NTOH temporaries on the stack
 710         # without "sub    $0xc,%esp" to protect the stack from being
 711         # stomped on by interrupts (bug 606)
 712         "gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)")
 713                 bad_cc
 714                 ;;
 715         # mandrake's similar sub 0xc compiler bug
 716         # http://marc.theaimsgroup.com/?l=linux-kernel&m=104748366226348&w=2
 717         "gcc version 2.96 20000731 (Mandrake Linux 8.1 2.96-0.62mdk)")
 718                 bad_cc
 719                 ;;
 720         *)
 721                 AC_MSG_RESULT([no known problems])
 722                 ;;
 723 esac
 724
 725 # ---------  unsigned long long sane? -------
 726 AC_CHECK_SIZEOF(unsigned long long, 0)
 727 echo "---> size SIZEOF $SIZEOF_unsigned_long_long"
 728 echo "---> size SIZEOF $ac_cv_sizeof_unsigned_long_long"
 729 if test $ac_cv_sizeof_unsigned_long_long != 8 ; then
 730         AC_MSG_ERROR([** we assume that sizeof(long long) == 8.  Tell phil@clusterfs.com])
 731 fi
 732
 733 if test $target_cpu == "powerpc64"; then
 734         AC_MSG_WARN([set compiler with -m64])
 735         CFLAGS="$CFLAGS -m64"
 736         CC="$CC -m64"
 737 fi
 738
 739 CPPFLAGS="-I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include $CPPFLAGS"
 740
 741 LLCPPFLAGS="-D__arch_lib__ -D_LARGEFILE64_SOURCE=1"
 742 AC_SUBST(LLCPPFLAGS)
 743
 744 # Add _GNU_SOURCE for strnlen on linux
 745 LLCFLAGS="-g -Wall -fPIC -D_GNU_SOURCE"
 746 AC_SUBST(LLCFLAGS)
 747
 748 # everyone builds against lnet and lustre
 749 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include"
 750 AC_SUBST(EXTRA_KCFLAGS)
 751 ])
 752
 753 #
 754 # LB_CONTITIONALS
 755 #
 756 # AM_CONDITIONAL instances for everything
 757 # (so that portals/lustre can disable some if needed)
 758 AC_DEFUN([LB_CONDITIONALS],
 759 [AM_CONDITIONAL(MODULES, test x$enable_modules = xyes)
 760 AM_CONDITIONAL(UTILS, test x$enable_utils = xyes)
 761 AM_CONDITIONAL(TESTS, test x$enable_tests = xyes)
 762 AM_CONDITIONAL(DOC, test x$ENABLE_DOC = x1)
 763 AM_CONDITIONAL(INIT_SCRIPTS, test x$ENABLE_INIT_SCRIPTS = "x1")
 764 AM_CONDITIONAL(LINUX, test x$lb_target_os = "xlinux")
 765 AM_CONDITIONAL(DARWIN, test x$lb_target_os = "xdarwin")
 766 AM_CONDITIONAL(CRAY_XT3, test x$enable_cray_xt3 = "xyes")
 767 AM_CONDITIONAL(SUNOS, test x$lb_target_os = "xSunOS")
 768
 769 # this lets lustre cancel libsysio, per-branch or if liblustre is
 770 # disabled
 771 if test "x$LIBSYSIO_SUBDIR" = xlibsysio ; then
 772         if test "x$with_sysio" != xyes ; then
 773                 SYSIO=""
 774                 LIBSYSIO_SUBDIR=""
 775         fi
 776 fi
 777 AC_SUBST(LIBSYSIO_SUBDIR)
 778 AC_SUBST(SYSIO)
 779
 780 LB_LINUX_CONDITIONALS
 781 LB_DARWIN_CONDITIONALS
 782
 783 LIBCFS_CONDITIONALS
 784 LN_CONDITIONALS
 785 LC_CONDITIONALS
 786 ])
 787
 788 #
 789 # LB_CONFIG_FILES
 790 #
 791 # build-specific config files
 792 #
 793 AC_DEFUN([LB_CONFIG_FILES],
 794 [
 795 AC_CONFIG_FILES(
 796 [Makefile
 797 autoMakefile
 798 ]
 799 [Rules:build/Rules.in]
 800 AC_PACKAGE_TARNAME[.spec]
 801 )
 802 ])
 803
 804 #
 805 # LB_CONFIGURE
 806 #
 807 # main configure steps
 808 #
 809 AC_DEFUN([LB_CONFIGURE],
 810 [LB_CANONICAL_SYSTEM
 811
 812 LB_LIBCFS_DIR
 813
 814 LB_INCLUDE_RULES
 815
 816 LB_CONFIG_CRAY_XT3
 817 LB_CONFIG_BGL
 818 LB_PATH_DEFAULTS
 819
 820 LB_PROG_CC
 821
 822 LB_UOSS
 823 LB_POSIX_OSD
 824
 825 LB_CONFIG_DOCS
 826 LB_CONFIG_UTILS
 827 LB_CONFIG_TESTS
 828 LC_CONFIG_CLIENT_SERVER
 829
 830 # two macros for cmd3
 831 m4_ifdef([LC_CONFIG_SPLIT], [LC_CONFIG_SPLIT])
 832 LN_CONFIG_CDEBUG
 833 LC_QUOTA
 834
 835 LB_CONFIG_MODULES
 836 LN_CONFIG_USERSPACE
 837 LB_HAVE_EXT4_ENABLED
 838
 839 LB_PATH_DMU
 840 LB_PATH_LIBSYSIO
 841 LB_PATH_SNMP
 842 LB_PATH_LDISKFS
 843 LB_PATH_LUSTREIOKIT
 844
 845 LB_DEFINE_E2FSPROGS_NAMES
 846
 847 LC_CONFIG_LIBLUSTRE
 848 LIBCFS_CONFIGURE
 849 LN_CONFIGURE
 850
 851 LC_CONFIGURE
 852
 853 if test "$SNMP_DIST_SUBDIR" ; then
 854         LS_CONFIGURE
 855 fi
 856
 857
 858 LB_CONDITIONALS
 859 LB_CONFIG_HEADERS
 860
 861 LIBCFS_CONFIG_FILES
 862 LB_CONFIG_FILES
 863 LN_CONFIG_FILES
 864 LC_CONFIG_FILES
 865 if test "$SNMP_DIST_SUBDIR" ; then
 866         LS_CONFIG_FILES
 867 fi
 868
 869 AC_SUBST(ac_configure_args)
 870
 871 MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.* Modules.symvers Module.symvers'
 872 AC_SUBST(MOSTLYCLEANFILES)
 873
 874 AC_OUTPUT
 875
 876 cat <<_ACEOF
 877
 878 CC:            $CC
 879 LD:            $LD
 880 CPPFLAGS:      $CPPFLAGS
 881 LLCPPFLAGS:    $LLCPPFLAGS
 882 CFLAGS:        $CFLAGS
 883 EXTRA_KCFLAGS: $EXTRA_KCFLAGS
 884 LLCFLAGS:      $LLCFLAGS
 885
 886 Type 'make' to build Lustre.
 887 _ACEOF
 888 ])