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