4 # Verify that LUSTRE_VERSION was defined properly
6 AC_DEFUN([LB_CHECK_VERSION], [
7 AS_IF([test "LUSTRE_VERSION" = "LUSTRE""_VERSION"],
8 [AC_MSG_ERROR([This script was not built with a version number.])])
14 # fixup $target_os for use in other places
16 AC_DEFUN([LB_CANONICAL_SYSTEM], [
22 AC_SUBST(lb_target_os)
23 ]) # LB_CANONICAL_SYSTEM
26 # LB_DOWNSTREAM_RELEASE
28 AC_DEFUN([LB_DOWNSTREAM_RELEASE],
29 [AC_ARG_WITH([downstream-release],
30 AC_HELP_STRING([--with-downstream-release=string],
31 [set a string in the BUILD_VERSION and RPM Release: (default is nothing)]),
32 [DOWNSTREAM_RELEASE=$with_downstream_release],
33 [ # if not specified, see if it's in the META file
35 [DOWNSTREAM_RELEASE=$(sed -ne '/^LOCAL_VERSION =/s/.*= *//p' META)])
37 AC_SUBST(DOWNSTREAM_RELEASE)
38 ]) # LB_DOWNSTREAM_RELEASE
43 # Check if the source is a GA release and if not, set a "BUILDID"
45 # Currently there are at least two ways/modes of/for doing this. One
46 # is if we are in a valid git repository, the other is if we are in a
47 # non-git source tree of some form. Building the latter from the former
48 # will be handled here.
49 AC_DEFUN([LB_BUILDID], [
50 AC_CACHE_CHECK([for buildid], [lb_cv_buildid], [
52 AS_IF([git branch >/dev/null 2>&1], [
55 ver=$(git describe --match v[[0-9]]_*_[[0-9]]* --tags)
56 if [[[ $ver = *-*-* ]]]; then
62 # it's tempting to use [[ $ver =~ ^v([0-9]+_)+([0-9]+|RC[0-9]+)$ ]]
63 # here but the portability of the regex on the right is dismal
65 if echo "$ver" | egrep -q "^v([[0-9]]+_)+([[0-9]]+|RC[[0-9]]+)$"; then
66 ver=$(echo $ver | sed -e 's/^v\(.*\)/\1/' \
67 -e 's/_RC[[0-9]].*$//' -e 's/_/./g')
70 # a "lustre fix" value of .0 should be truncated
71 if [[[ $ver = *.*.*.0 ]]]; then
74 # ditto for a "lustre fix" value of _0
75 if [[[ $ver = v*_*_*_0 ]]]; then
78 if [[[ $ver = v*_*_* ]]]; then
83 if test "$ver" != "$VERSION"; then
84 AC_MSG_WARN([most recent tag found: $ver does not match current version $VERSION.])
87 if test "$ffw" != "0"; then
91 lb_cv_buildid=$(sed -ne '/^BUILDID =/s/.*= *//p' META)
94 AS_IF([test -z "$lb_cv_buildid"], [
97 FIXME: I don't know how to deal with source trees outside of git that
98 don't have a META file. Not setting a buildid.
101 BUILDID=$lb_cv_buildid
108 # Check for file existance even when cross compiling
113 AC_DEFUN([LB_CHECK_FILE], [
114 AS_VAR_PUSHDEF([lb_file], [lb_cv_file_$1])dnl
115 AC_CACHE_CHECK([for $1], lb_file, [
116 AS_IF([test -r "$1"],
117 [AS_VAR_SET(lb_file, [yes])],
118 [AS_VAR_SET(lb_file, [no])])
120 AS_VAR_IF([lb_file], [yes], [$2], [$3])[]dnl
121 AS_VAR_POPDEF([lb_file])dnl
125 # LB_ARG_LIBS_INCLUDES
127 # support for --with-foo, --with-foo-includes, and --with-foo-libs in
128 # a single magical macro
130 AC_DEFUN([LB_ARG_LIBS_INCLUDES], [
131 lb_pathvar="m4_bpatsubst([$2], -, _)"
132 AC_MSG_CHECKING([for $1])
134 AC_HELP_STRING([--with-$2=path],
137 AS_IF([test "x$withval" = xyes],
138 [eval "$lb_pathvar='$3'"],
139 [eval "$lb_pathvar='$withval'"])
140 AC_MSG_RESULT([${!lb_pathvar:-no}])
142 AS_IF([test "x${!lb_pathvar}" != x -a "x${!lb_pathvar}" != xno], [
143 AC_MSG_CHECKING([for $1 includes])
144 AC_ARG_WITH([$2-includes],
145 AC_HELP_STRING([--with-$2-includes=path],
146 [path to $1 includes]),
149 lb_includevar="${lb_pathvar}_includes"
150 AS_IF([test "x$withval" = xyes],
151 [eval "${lb_includevar}='${!lb_pathvar}/include'"],
152 [eval "${lb_includevar}='$withval'"])
153 AC_MSG_RESULT([${!lb_includevar}])
155 AC_MSG_CHECKING([for $1 libs])
156 AC_ARG_WITH([$2-libs],
157 AC_HELP_STRING([--with-$2-libs=path],
161 lb_libvar="${lb_pathvar}_libs"
162 AS_IF([test "x$withval" = xyes],
163 [eval "${lb_libvar}='${!lb_pathvar}/lib'"],
164 [eval "${lb_libvar}='$withval'"])
165 AC_MSG_RESULT([${!lb_libvar}])
167 ]) # LB_ARG_LIBS_INCLUDES
170 # LB_PATH_LUSTREIOKIT
172 # We no longer handle external lustre-iokit
174 AC_DEFUN([LB_PATH_LUSTREIOKIT], [
175 AC_MSG_CHECKING([whether to build iokit])
176 AC_ARG_ENABLE([iokit],
177 AC_HELP_STRING([--disable-iokit],
178 [disable iokit (default is enable)]),
179 [], [enable_iokit="yes"])
180 AC_MSG_RESULT([$enable_iokit])
181 AS_IF([test "x$enable_iokit" = xyes],
182 [LUSTREIOKIT_SUBDIR="lustre-iokit"],
183 [LUSTREIOKIT_SUBDIR=""])
184 AC_SUBST(LUSTREIOKIT_SUBDIR)
185 AM_CONDITIONAL([BUILD_LUSTREIOKIT], [test "x$enable_iokit" = xyes])
186 ]) # LB_PATH_LUSTREIOKIT
188 # Define no libcfs by default.
189 AC_DEFUN([LB_LIBCFS_DIR], [
190 AS_IF([test "x$libcfs_is_module" = xyes], [
191 LIBCFS_INCLUDE_DIR="libcfs/include"
192 LIBCFS_SUBDIR="libcfs"
194 LIBCFS_INCLUDE_DIR="lnet/include"
197 AC_SUBST(LIBCFS_INCLUDE_DIR)
198 AC_SUBST(LIBCFS_SUBDIR)
204 # check for in-tree snmp support
206 AC_DEFUN([LB_PATH_SNMP], [
207 LB_CHECK_FILE([$srcdir/snmp/lustre-snmp.c], [SNMP_DIST_SUBDIR="snmp"])
208 AC_SUBST(SNMP_DIST_SUBDIR)
209 AC_SUBST(SNMP_SUBDIR)
215 # Build kernel modules?
217 AC_DEFUN([LB_CONFIG_MODULES], [
218 AC_MSG_CHECKING([whether to build Linux kernel modules])
219 AC_ARG_ENABLE([modules],
220 AC_HELP_STRING([--disable-modules],
221 [disable building of Lustre kernel modules]),
223 LC_TARGET_SUPPORTED([enable_modules="yes"],
224 [enable_modules="no"])
226 AC_MSG_RESULT([$enable_modules ($target_os)])
228 AS_IF([test "x$enable_modules" = xyes], [
229 AS_CASE([$target_os],
234 AS_IF([test "x$enable_server" != xno], [LB_EXT4_SRC_DIR])
237 # This is strange - Lustre supports a target we don't
238 AC_MSG_ERROR([Modules are not supported on $target_os])
241 ]) # LB_CONFIG_MODULES
248 AC_DEFUN([LB_CONFIG_UTILS], [
249 AC_MSG_CHECKING([whether to build Lustre utilities])
250 AC_ARG_ENABLE([utils],
251 AC_HELP_STRING([--disable-utils],
252 [disable building of Lustre utility programs]),
253 [], [enable_utils="yes"])
254 AC_MSG_RESULT([$enable_utils])
262 AC_DEFUN([LB_CONFIG_TESTS], [
263 AC_MSG_CHECKING([whether to build Lustre tests])
264 AC_ARG_ENABLE([tests],
265 AC_HELP_STRING([--disable-tests],
266 [disable building of Lustre tests]),
267 [], [enable_tests="yes"])
268 AC_MSG_RESULT([$enable_tests])
274 # Just enough configure so that "make dist" is useful
276 # this simply re-adjusts some defaults, which of course can be overridden
277 # on the configure line after the --for-dist option
279 AC_DEFUN([LB_CONFIG_DIST], [
280 AC_MSG_CHECKING([whether to configure just enough for make dist])
281 AC_ARG_ENABLE([dist],
282 AC_HELP_STRING([--enable-dist],
283 [only configure enough for make dist]),
284 [], [enable_dist="no"])
285 AC_MSG_RESULT([$enable_dist])
286 AS_IF([test "x$enable_dist" != xno], [
299 AC_DEFUN([LB_CONFIG_DOCS], [
300 AC_MSG_CHECKING([whether to build Lustre docs])
302 AC_HELP_STRING([--disable-doc],
303 [skip creation of pdf documentation]),
304 [], [enable_doc="no"])
305 AC_MSG_RESULT([$enable_doc])
306 AS_IF([test "x$enable_doc" = xyes],
307 [ENABLE_DOC=1], [ENABLE_DOC=0])
314 # add -include config.h
316 AC_DEFUN([LB_CONFIG_HEADERS], [
317 AC_CONFIG_HEADERS([config.h])
318 CPPFLAGS="-include $PWD/config.h $CPPFLAGS"
319 EXTRA_KCFLAGS="-include $PWD/config.h $EXTRA_KCFLAGS"
320 AC_SUBST(EXTRA_KCFLAGS)
321 ]) # LB_CONFIG_HEADERS
326 # defines for including the toplevel Rules
328 AC_DEFUN([LB_INCLUDE_RULES], [
329 INCLUDE_RULES="include $PWD/Rules"
330 AC_SUBST(INCLUDE_RULES)
331 ]) # LB_INCLUDE_RULES
336 # 'fixup' default paths
338 AC_DEFUN([LB_PATH_DEFAULTS], [
339 # directories for binaries
340 AC_PREFIX_DEFAULT([/usr])
342 sysconfdir='$(CROSS_PATH)/etc'
345 # Directories for documentation and demos.
346 docdir='$(datadir)/doc/$(PACKAGE)'
352 ]) # LB_PATH_DEFAULTS
357 # checks on the C compiler
359 AC_DEFUN([LB_PROG_CC], [
361 AC_CHECK_TOOL(LD, [ld], [no])
362 AC_CHECK_TOOL(OBJDUMP, [objdump], [no])
363 AC_CHECK_TOOL(STRIP, [strip], [no])
365 # --------- unsigned long long sane? -------
366 AC_CHECK_SIZEOF(unsigned long long, 0)
367 AS_IF([test $ac_cv_sizeof_unsigned_long_long != 8],
368 [AC_MSG_ERROR([we assume that sizeof(unsigned long long) == 8.])])
370 AS_IF([test $target_cpu = powerpc64], [
371 AC_MSG_WARN([set compiler with -m64])
372 CFLAGS="$CFLAGS -m64"
376 CPPFLAGS="-I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include $CPPFLAGS"
378 LLCPPFLAGS="-D_LARGEFILE64_SOURCE=1"
381 # Add _GNU_SOURCE for strnlen on linux
382 LLCFLAGS="-g -Wall -fPIC -D_GNU_SOURCE"
385 CCASFLAGS="-Wall -fPIC -D_GNU_SOURCE"
388 # everyone builds against lnet and lustre
389 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include"
390 AC_SUBST(EXTRA_KCFLAGS)
396 # AM_CONDITIONAL instances for everything
397 # (so that portals/lustre can disable some if needed)
399 AC_DEFUN([LB_CONDITIONALS], [
400 AM_CONDITIONAL([MODULES], [test x$enable_modules = xyes])
401 AM_CONDITIONAL([UTILS], [test x$enable_utils = xyes])
402 AM_CONDITIONAL([TESTS], [test x$enable_tests = xyes])
403 AM_CONDITIONAL([DOC], [test x$ENABLE_DOC = x1])
404 AM_CONDITIONAL([LINUX], [test x$lb_target_os = xlinux])
405 AM_CONDITIONAL([USES_DPKG], [test x$uses_dpkg = xyes])
406 AM_CONDITIONAL([USE_QUILT], [test x$use_quilt = xyes])
407 AM_CONDITIONAL([RHEL], [test x$RHEL_KERNEL = xyes])
408 AM_CONDITIONAL([SUSE], [test x$SUSE_KERNEL = xyes])
410 # Sanity check for PCLMULQDQ instruction availability
411 # PCLMULQDQ instruction is a new instruction available beginning with
412 # the all new Core processor family based on the 32nm microarchitecture
413 # codename Westmere. So, $target_cpu = x86_64 should have this instruction
414 # except MIC microarchitecture (k1om).
415 AM_CONDITIONAL(HAVE_PCLMULQDQ, test x$target_cpu = "xx86_64" -a x$target_vendor != "xk1om")
416 AS_IF([test x$target_cpu = "xx86_64" -a x$target_vendor != "xk1om"],
417 [AC_DEFINE(HAVE_PCLMULQDQ, 1, [have PCLMULQDQ instruction])])
427 # build-specific config files
429 AC_DEFUN([LB_CONFIG_FILES], [
434 [Rules:build/Rules.in]
435 AC_PACKAGE_TARNAME[.spec]
436 AC_PACKAGE_TARNAME[-dkms.spec]
438 contrib/lbuild/Makefile
439 contrib/scripts/Makefile
442 lustre-iokit/Makefile
443 lustre-iokit/obdfilter-survey/Makefile
444 lustre-iokit/ost-survey/Makefile
445 lustre-iokit/sgpdd-survey/Makefile
446 lustre-iokit/mds-survey/Makefile
447 lustre-iokit/ior-survey/Makefile
448 lustre-iokit/stats-collect/Makefile
455 AC_DEFUN([LB_CONFIG_SERVERS], [
456 AC_ARG_ENABLE([server],
457 AC_HELP_STRING([--disable-server],
458 [disable Lustre server support]), [
459 AS_IF([test x$enable_server != xyes -a x$enable_server != xno],
460 [AC_MSG_ERROR([server valid options are "yes" or "no"])])
461 AS_IF([test x$enable_server = xyes -a x$enable_dist = xyes],
462 [AC_MSG_ERROR([--enable-server cannot be used with --enable-dist])])
464 AS_IF([test x$enable_dist = xyes],
465 [enable_server=no], [enable_server=maybe])
468 # There are at least two good reasons why we should really run
469 # LB_CONFIG_MODULES elsewhere before the call to LB_CONFIG_SERVERS:
470 # LB_CONFIG_MODULES needs to be run for client support even when
471 # servers are disabled, and because module support is actually a
472 # prerequisite of server support. However, some things under
473 # LB_CONFIG_MODULES need us to already have checked for --disable-server,
474 # before running, so until LB_CONFIG_MODULES can be reorganized, we
477 AS_IF([test x$enable_modules = xno], [enable_server=no])
481 # If no backends were configured, and the user did not explicitly
482 # require servers to be enabled, we just disable servers.
483 AS_IF([test x$enable_ldiskfs = xno -a x$enable_zfs = xno], [
484 AS_CASE([$enable_server],
485 [maybe], [enable_server=no],
486 [yes], [AC_MSG_ERROR([cannot enable servers, no backends were configured])])
488 AS_IF([test x$enable_server = xmaybe], [enable_server=yes])
491 AC_MSG_CHECKING([whether to build Lustre server support])
492 AC_MSG_RESULT([$enable_server])
493 AS_IF([test x$enable_server = xyes],
494 [AC_DEFINE(HAVE_SERVER_SUPPORT, 1, [support server])])
495 ]) # LB_CONFIG_SERVERS
498 # LB_CONFIG_RPMBUILD_OPTIONS
500 # The purpose of this function is to assemble command line options
501 # for the rpmbuild command based on the options passed to the configure
502 # script, and also upon the descisions that configure makes based on
503 # the tests that it runs.
504 # These strings can be passed to rpmbuild on the command line
505 # in the Make targets named "rpms" and "srpm".
507 AC_DEFUN([LB_CONFIG_RPMBUILD_OPTIONS], [
511 eval set -- $ac_configure_args
515 -C | --cache-file=* ) ;;
516 --prefix=* | --*-prefix=* ) ;;
518 --with-release=* ) ;;
519 --with-kmp-moddir=* ) ;;
520 --with-linux=* | --with-linux-obj=* ) ;;
521 --enable-ldiskfs | --disable-ldiskfs ) ;;
522 --enable-modules | --disable-modules ) ;;
523 --enable-server | --disable-server ) ;;
524 --enable-tests | --disable-tests ) ;;
525 --enable-utils | --disable-utils ) ;;
526 --enable-iokit | --disable-iokit ) ;;
527 --enable-dlc | --disable-dlc ) ;;
528 * ) CONFIGURE_ARGS="$CONFIGURE_ARGS '$arg'" ;;
531 if test -n "$CONFIGURE_ARGS" ; then
532 RPMBINARGS="$RPMBINARGS --define \"configure_args $CONFIGURE_ARGS\""
534 if test -n "$LINUX" ; then
535 RPMBINARGS="$RPMBINARGS --define \"kdir $LINUX\""
536 if test -n "$LINUX_OBJ" -a "$LINUX_OBJ" != x"$LINUX" ; then
537 RPMBINARGS="$RPMBINARGS --define \"kobjdir $LINUX_OBJ\""
540 if test -n "$KMP_MODDIR" ; then
541 RPMBINARGS="$RPMBINARGS --define \"kmoddir $KMP_MODDIR\""
543 if test -n "$CROSS_PATH" ; then
544 if test x$enable_server = xyes ; then
546 "*** Don't support cross compilation for the Intel(R) Xeon Phi(TM) card.\n"
550 RPMBINARGS="$RPMBINARGS --define \"post_script build/gen_filelist.sh\""
551 RPMBINARGS="$RPMBINARGS --define \"cross_path $CROSS_PATH\""
552 RPMBINARGS="$RPMBINARGS --define \"rootdir %{cross_path}\""
553 RPMBINARGS="$RPMBINARGS --define \"_prefix %{cross_path}/usr\""
554 RPMBINARGS="$RPMBINARGS --define \"_mandir %{_prefix}/share/man\""
555 RPMBINARGS="$RPMBINARGS --define \"_sysconfdir %{cross_path}/etc\""
556 RPMBINARGS="$RPMBINARGS --define \"make_args $CROSS_VARS\""
557 if test x$CC_TARGET_ARCH = x"x86_64-k1om-linux" ; then
558 RPMBINARGS="$RPMBINARGS --define \"cross_requires intel-mic-gpl\""
561 if test x$enable_modules != xyes ; then
562 RPMBINARGS="$RPMBINARGS --without lustre_modules"
564 if test x$enable_tests != xyes ; then
565 RPMBINARGS="$RPMBINARGS --without lustre_tests"
567 if test x$enable_utils != xyes ; then
568 RPMBINARGS="$RPMBINARGS --without lustre_utils"
570 if test x$enable_server != xyes ; then
571 RPMBINARGS="$RPMBINARGS --without servers"
572 if test -n "$CROSS_SUFFIX" ; then
573 RPMBINARGS="$RPMBINARGS --define \"lustre_name lustre-client$CROSS_SUFFIX\""
576 if test x$enable_ldiskfs != xyes ; then
577 RPMBINARGS="$RPMBINARGS --without ldiskfs"
579 if test x$enable_zfs = xyes ; then
580 RPMBINARGS="$RPMBINARGS --with zfs"
582 if test x$enable_iokit != xyes ; then
583 RPMBINARGS="$RPMBINARGS --without lustre_iokit"
585 if test x$USE_DLC = xyes ; then
586 RPMBINARGS="$RPMBINARGS --with lnet_dlc"
589 RPMBUILD_BINARY_ARGS=$RPMBINARGS
590 RPMBUILD_SOURCE_ARGS=$RPMSRCARGS
592 AC_SUBST(RPMBUILD_BINARY_ARGS)
593 AC_SUBST(RPMBUILD_SOURCE_ARGS)
594 ]) # LB_CONFIG_RPMBUILD_OPTIONS
599 # main configure steps
601 AC_DEFUN([LB_CONFIGURE], [
602 AC_MSG_NOTICE([Lustre base checks
603 ==============================================================================])
608 LB_DOWNSTREAM_RELEASE
629 # Tests depends from utils (multiop from liblustreapi)
630 AS_IF([test "x$enable_utils" = xno], [enable_tests="no"])
632 m4_ifdef([LC_NODEMAP_PROC_DEBUG], [LC_NODEMAP_PROC_DEBUG])
639 LB_DEFINE_E2FSPROGS_NAMES
644 AS_IF([test -n "$SNMP_DIST_SUBDIR"], [LS_CONFIGURE])
653 AS_IF([test -n "$SNMP_DIST_SUBDIR"], [LS_CONFIG_FILES])
655 AC_SUBST(ac_configure_args)
657 MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.* Modules.symvers Module.symvers'
658 AC_SUBST(MOSTLYCLEANFILES)
660 LB_CONFIG_RPMBUILD_OPTIONS
669 LLCPPFLAGS: $LLCPPFLAGS
671 EXTRA_KCFLAGS: $EXTRA_KCFLAGS
674 Type 'make' to build Lustre.