4 # fixup $target_os for use in other places
6 AC_DEFUN([LB_CANONICAL_SYSTEM], [
12 AC_SUBST(lb_target_os)
13 ]) # LB_CANONICAL_SYSTEM
16 # LB_DOWNSTREAM_RELEASE (DEPRECATED)
18 AC_DEFUN([LB_DOWNSTREAM_RELEASE],
19 [AC_ARG_WITH([downstream-release],,
20 AC_MSG_ERROR([--downstream-release was deprecated. Please read Documentation/versioning.txt.])
21 )]) # LB_DOWNSTREAM_RELEASE
26 # Check for file existence even when cross compiling
31 AC_DEFUN([LB_CHECK_FILE], [
32 AS_VAR_PUSHDEF([lb_file], [lb_cv_file_$1])dnl
33 AC_CACHE_CHECK([for $1], lb_file, [
35 [AS_VAR_SET(lb_file, [yes])],
36 [AS_VAR_SET(lb_file, [no])])
38 AS_VAR_IF([lb_file], [yes], [$2], [$3])[]dnl
39 AS_VAR_POPDEF([lb_file])dnl
43 # LB_ARG_LIBS_INCLUDES
45 # support for --with-foo, --with-foo-includes, and --with-foo-libs in
46 # a single magical macro
48 AC_DEFUN([LB_ARG_LIBS_INCLUDES], [
49 lb_pathvar="m4_bpatsubst([$2], -, _)"
50 AC_MSG_CHECKING([for $1])
52 AC_HELP_STRING([--with-$2=path],
55 AS_IF([test "x$withval" = xyes],
56 [eval "$lb_pathvar='$3'"],
57 [eval "$lb_pathvar='$withval'"])
58 AC_MSG_RESULT([${!lb_pathvar:-no}])
60 AS_IF([test "x${!lb_pathvar}" != x -a "x${!lb_pathvar}" != xno], [
61 AC_MSG_CHECKING([for $1 includes])
62 AC_ARG_WITH([$2-includes],
63 AC_HELP_STRING([--with-$2-includes=path],
64 [path to $1 includes]),
67 lb_includevar="${lb_pathvar}_includes"
68 AS_IF([test "x$withval" = xyes],
69 [eval "${lb_includevar}='${!lb_pathvar}/include'"],
70 [eval "${lb_includevar}='$withval'"])
71 AC_MSG_RESULT([${!lb_includevar}])
73 AC_MSG_CHECKING([for $1 libs])
74 AC_ARG_WITH([$2-libs],
75 AC_HELP_STRING([--with-$2-libs=path],
79 lb_libvar="${lb_pathvar}_libs"
80 AS_IF([test "x$withval" = xyes],
81 [eval "${lb_libvar}='${!lb_pathvar}/lib'"],
82 [eval "${lb_libvar}='$withval'"])
83 AC_MSG_RESULT([${!lb_libvar}])
85 ]) # LB_ARG_LIBS_INCLUDES
90 # We no longer handle external lustre-iokit
92 AC_DEFUN([LB_PATH_LUSTREIOKIT], [
93 AC_MSG_CHECKING([whether to build iokit])
94 AC_ARG_ENABLE([iokit],
95 AC_HELP_STRING([--disable-iokit],
96 [disable iokit (default is enable)]),
97 [], [enable_iokit="yes"])
98 AC_MSG_RESULT([$enable_iokit])
99 AS_IF([test "x$enable_iokit" = xyes],
100 [LUSTREIOKIT_SUBDIR="lustre-iokit"],
101 [LUSTREIOKIT_SUBDIR=""])
102 AC_SUBST(LUSTREIOKIT_SUBDIR)
103 AM_CONDITIONAL([BUILD_LUSTREIOKIT], [test "x$enable_iokit" = xyes])
104 ]) # LB_PATH_LUSTREIOKIT
109 # Check whether build with libmount for mount.lustre.
110 # libmount is part of the util-linux since v2.18.
111 # We need it to manipulate utab file.
113 AC_DEFUN([LB_LIBMOUNT], [
114 AC_CHECK_HEADER([libmount/libmount.h], [
115 AC_CHECK_LIB([mount], [mnt_update_set_fs], [
118 AC_DEFINE(HAVE_LIBMOUNT, 1, [build with libmount])
120 ],[with_libmount="no"])
121 ], [with_libmount="no"])
122 AC_MSG_CHECKING([whether to build with libmount])
123 AS_IF([test "x$with_libmount" = xyes], [
133 # check for in-tree snmp support
135 AC_DEFUN([LB_PATH_SNMP], [
136 LB_CHECK_FILE([$srcdir/snmp/lustre-snmp.c], [SNMP_DIST_SUBDIR="snmp"])
137 AC_SUBST(SNMP_DIST_SUBDIR)
138 AC_SUBST(SNMP_SUBDIR)
144 # Build kernel modules?
146 AC_DEFUN([LB_CONFIG_MODULES], [
147 AC_MSG_CHECKING([whether to build Linux kernel modules])
148 AC_ARG_ENABLE([modules],
149 AC_HELP_STRING([--disable-modules],
150 [disable building of Lustre kernel modules]),
152 LC_TARGET_SUPPORTED([enable_modules="yes"],
153 [enable_modules="no"])
155 AC_MSG_RESULT([$enable_modules ($target_os)])
157 AS_IF([test "x$enable_modules" = xyes], [
158 AS_CASE([$target_os],
163 AS_IF([test "x$enable_server" != xno], [LB_EXT4_SRC_DIR])
166 # This is strange - Lustre supports a target we don't
167 AC_MSG_ERROR([Modules are not supported on $target_os])
169 # Use OpenSFS UAPI header path instead of linux kernel
170 CPPFLAGS="-I$PWD/lnet/include/uapi -I$PWD/lustre/include/uapi $CPPFLAGS"
172 ]) # LB_CONFIG_MODULES
179 AC_DEFUN([LB_CONFIG_UTILS], [
180 AC_MSG_CHECKING([whether to build Lustre utilities])
181 AC_ARG_ENABLE([utils],
182 AC_HELP_STRING([--disable-utils],
183 [disable building of Lustre utility programs]),
184 [], [enable_utils="yes"])
185 AC_MSG_RESULT([$enable_utils])
193 AC_DEFUN([LB_CONFIG_TESTS], [
194 AC_MSG_CHECKING([whether to build Lustre tests])
195 AC_ARG_ENABLE([tests],
196 AC_HELP_STRING([--disable-tests],
197 [disable building of Lustre tests]),
198 [], [enable_tests="yes"])
199 AC_MSG_RESULT([$enable_tests])
205 # Just enough configure so that "make dist" is useful
207 # this simply re-adjusts some defaults, which of course can be overridden
208 # on the configure line after the --for-dist option
210 AC_DEFUN([LB_CONFIG_DIST], [
211 AC_MSG_CHECKING([whether to configure just enough for make dist])
212 AC_ARG_ENABLE([dist],
213 AC_HELP_STRING([--enable-dist],
214 [only configure enough for make dist]),
215 [], [enable_dist="no"])
216 AC_MSG_RESULT([$enable_dist])
217 AS_IF([test "x$enable_dist" != xno], [
230 AC_DEFUN([LB_CONFIG_DOCS], [
231 AC_MSG_CHECKING([whether to build Lustre docs])
233 AC_HELP_STRING([--disable-doc],
234 [skip creation of pdf documentation]),
235 [], [enable_doc="no"])
236 AC_MSG_RESULT([$enable_doc])
237 AS_IF([test "x$enable_doc" = xyes],
238 [ENABLE_DOC=1], [ENABLE_DOC=0])
247 AC_DEFUN([LB_CONFIG_MANPAGES], [
248 AC_MSG_CHECKING([whether to build Lustre manpages])
249 AC_ARG_ENABLE([manpages],
250 AC_HELP_STRING([--disable-manpages],
251 [skip creation and inclusion of man pages (default is enable)]),
252 [], [enable_manpages="yes"])
253 AC_MSG_RESULT([$enable_manpages])
254 ]) # LB_CONFIG_MANPAGES
259 # add -include config.h
261 AC_DEFUN([LB_CONFIG_HEADERS], [
262 AC_CONFIG_HEADERS([config.h])
263 CPPFLAGS="-include $PWD/undef.h -include $PWD/config.h $CPPFLAGS"
264 EXTRA_KCFLAGS="-include $PWD/undef.h -include $PWD/config.h $EXTRA_KCFLAGS"
265 AC_SUBST(EXTRA_KCFLAGS)
266 ]) # LB_CONFIG_HEADERS
271 # defines for including the toplevel Rules
273 AC_DEFUN([LB_INCLUDE_RULES], [
274 INCLUDE_RULES="include $PWD/Rules"
275 AC_SUBST(INCLUDE_RULES)
276 ]) # LB_INCLUDE_RULES
281 # 'fixup' default paths
283 AC_DEFUN([LB_PATH_DEFAULTS], [
284 # directories for binaries
285 AC_PREFIX_DEFAULT([/usr])
290 # Directories for documentation and demos.
291 docdir='${datadir}/doc/$(PACKAGE)'
297 ]) # LB_PATH_DEFAULTS
302 # checks on the C compiler
304 AC_DEFUN([LB_PROG_CC], [
306 AC_CHECK_TOOL(LD, [ld], [no])
307 AC_CHECK_TOOL(OBJDUMP, [objdump], [no])
308 AC_CHECK_TOOL(STRIP, [strip], [no])
310 # --------- unsigned long long sane? -------
311 AC_CHECK_SIZEOF(unsigned long long, 0)
312 AS_IF([test $ac_cv_sizeof_unsigned_long_long != 8],
313 [AC_MSG_ERROR([we assume that sizeof(unsigned long long) == 8.])])
315 AS_IF([test $target_cpu = powerpc64], [
316 AC_MSG_WARN([set compiler with -m64])
317 CFLAGS="$CFLAGS -m64"
321 # libcfs/include for util headers, lnetconfig headers, lustre/include for liblustreapi and friends
322 CPPFLAGS="-I$PWD/libcfs/include -I$PWD/lnet/utils -I$PWD/lustre/include $CPPFLAGS"
324 CCASFLAGS="-Wall -fPIC -D_GNU_SOURCE"
327 # everyone builds against lnet and lustre kernel headers
328 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/libcfs/include -I$PWD/libcfs/include/libcfs -I$PWD/lnet/include/uapi -I$PWD/lnet/include -I$PWD/lustre/include/uapi -I$PWD/lustre/include"
329 AC_SUBST(EXTRA_KCFLAGS)
333 # Check if gcc supports -Wno-format-truncation
335 # To supress many warnings with gcc7
337 AC_DEFUN([LB_CC_NO_FORMAT_TRUNCATION], [
338 AC_MSG_CHECKING([for -Wno-format-truncation support])
340 saved_flags="$CFLAGS"
341 CFLAGS="$CFLAGS -Wno-format-truncation"
343 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [
344 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -Wno-format-truncation"
345 AC_SUBST(EXTRA_KCFLAGS)
351 CFLAGS="$saved_flags"
355 # Check if gcc supports -Wno-stringop-truncation
357 # To supress many warnings with gcc8
359 AC_DEFUN([LB_CC_NO_STRINGOP_TRUNCATION], [
360 AC_MSG_CHECKING([for -Wno-stringop-truncation support])
362 saved_flags="$CFLAGS"
363 CFLAGS="$CFLAGS -Wno-stringop-truncation"
365 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [
366 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -Wno-stringop-truncation"
367 AC_SUBST(EXTRA_KCFLAGS)
373 CFLAGS="$saved_flags"
377 # Check if gcc supports -Wno-stringop-overflow
379 # To supress many warnings with gcc8
381 AC_DEFUN([LB_CC_NO_STRINGOP_OVERFLOW], [
382 AC_MSG_CHECKING([for -Wno-stringop-overflow support])
384 saved_flags="$CFLAGS"
385 CFLAGS="$CFLAGS -Wno-stringop-overflow"
387 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [
388 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -Wno-stringop-overflow"
389 AC_SUBST(EXTRA_KCFLAGS)
395 CFLAGS="$saved_flags"
401 # AM_CONDITIONAL instances for everything
402 # (so that portals/lustre can disable some if needed)
404 AC_DEFUN([LB_CONDITIONALS], [
405 AM_CONDITIONAL([PLUGINS], [test x$enable_shared = xyes])
406 AM_CONDITIONAL([MODULES], [test x$enable_modules = xyes])
407 AM_CONDITIONAL([UTILS], [test x$enable_utils = xyes])
408 AM_CONDITIONAL([TESTS], [test x$enable_tests = xyes])
409 AM_CONDITIONAL([DOC], [test x$ENABLE_DOC = x1])
410 AM_CONDITIONAL([MANPAGES], [test x$enable_manpages = xyes])
411 AM_CONDITIONAL([LINUX], [test x$lb_target_os = xlinux])
412 AM_CONDITIONAL([USE_QUILT], [test x$use_quilt = xyes])
413 AM_CONDITIONAL([RHEL], [test -f /etc/redhat-release])
414 AM_CONDITIONAL([SUSE], [test -f /etc/SUSE-brand -o -f /etc/SuSE-release])
415 AM_CONDITIONAL([UBUNTU], [test x$UBUNTU_KERNEL = xyes])
424 # build-specific config files
426 AC_DEFUN([LB_CONFIG_FILES], [
431 [Rules:build/Rules.in]
432 AC_PACKAGE_TARNAME[.spec]
433 AC_PACKAGE_TARNAME[-dkms.spec]
436 lustre-iokit/Makefile
437 lustre-iokit/obdfilter-survey/Makefile
438 lustre-iokit/ost-survey/Makefile
439 lustre-iokit/sgpdd-survey/Makefile
440 lustre-iokit/mds-survey/Makefile
441 lustre-iokit/ior-survey/Makefile
442 lustre-iokit/stats-collect/Makefile
449 AC_DEFUN([LB_CONFIG_SERVERS], [
450 AC_ARG_ENABLE([server],
451 AC_HELP_STRING([--disable-server],
452 [disable Lustre server support]), [
453 AS_IF([test x$enable_server != xyes -a x$enable_server != xno],
454 [AC_MSG_ERROR([server valid options are "yes" or "no"])])
455 AS_IF([test x$enable_server = xyes -a x$enable_dist = xyes],
456 [AC_MSG_ERROR([--enable-server cannot be used with --enable-dist])])
458 AS_IF([test x$enable_dist = xyes],
459 [enable_server=no], [enable_server=maybe])
462 # There are at least two good reasons why we should really run
463 # LB_CONFIG_MODULES elsewhere before the call to LB_CONFIG_SERVERS:
464 # LB_CONFIG_MODULES needs to be run for client support even when
465 # servers are disabled, and because module support is actually a
466 # prerequisite of server support. However, some things under
467 # LB_CONFIG_MODULES need us to already have checked for --disable-server,
468 # before running, so until LB_CONFIG_MODULES can be reorganized, we
471 AS_IF([test x$enable_modules = xno], [enable_server=no])
475 # If no backends were configured, and the user did not explicitly
476 # require servers to be enabled, we just disable servers.
477 AS_IF([test x$enable_ldiskfs = xno -a x$enable_zfs = xno], [
478 AS_CASE([$enable_server],
479 [maybe], [enable_server=no],
480 [yes], [AC_MSG_ERROR([cannot enable servers, no backends were configured])])
482 AS_IF([test x$enable_server = xmaybe], [enable_server=yes])
485 AC_MSG_CHECKING([whether to build Lustre server support])
486 AC_MSG_RESULT([$enable_server])
487 AS_IF([test x$enable_server = xyes], [
488 AC_DEFINE(HAVE_SERVER_SUPPORT, 1, [support server])
489 AC_SUBST(ENABLE_SERVER, yes)
491 AC_SUBST(ENABLE_SERVER, no)
493 ]) # LB_CONFIG_SERVERS
496 # LB_CONFIG_RPMBUILD_OPTIONS
498 # The purpose of this function is to assemble command line options
499 # for the rpmbuild command based on the options passed to the configure
500 # script, and also upon the decisions that configure makes based on
501 # the tests that it runs.
502 # These strings can be passed to rpmbuild on the command line
503 # in the Make targets named "rpms" and "srpm".
505 AC_DEFUN([LB_CONFIG_RPMBUILD_OPTIONS], [
508 eval set -- $ac_configure_args
512 -C | --cache-file=* ) ;;
513 --prefix=* | --*-prefix=* ) ;;
515 --with-kmp-moddir=* ) ;;
516 --with-linux=* | --with-linux-obj=* ) ;;
517 --enable-shared | --disable-shared ) ;;
518 --enable-static | --disable-static ) ;;
519 --enable-ldiskfs | --disable-ldiskfs ) ;;
520 --enable-modules | --disable-modules ) ;;
521 --enable-server | --disable-server ) ;;
522 --enable-tests | --disable-tests ) ;;
523 --enable-utils | --disable-utils ) ;;
524 --enable-iokit | --disable-iokit ) ;;
525 --enable-manpages | --disable-manpages ) ;;
526 * ) CONFIGURE_ARGS="$CONFIGURE_ARGS '$arg'" ;;
529 if test -n "$CONFIGURE_ARGS" ; then
530 RPMBINARGS="$RPMBINARGS --define \"configure_args $CONFIGURE_ARGS\""
532 if test -n "$LINUX" ; then
533 RPMBINARGS="$RPMBINARGS --define \"kdir $LINUX\""
534 if test -n "$LINUX_OBJ" -a "$LINUX_OBJ" != x"$LINUX" ; then
535 RPMBINARGS="$RPMBINARGS --define \"kobjdir $LINUX_OBJ\""
538 if test x$enable_modules != xyes ; then
539 RPMBINARGS="$RPMBINARGS --without lustre_modules"
541 if test x$enable_tests != xyes ; then
542 RPMBINARGS="$RPMBINARGS --without lustre_tests"
544 if test x$enable_utils != xyes ; then
545 RPMBINARGS="$RPMBINARGS --without lustre_utils"
547 if test x$enable_server != xyes ; then
548 RPMBINARGS="$RPMBINARGS --without servers"
550 if test x$enable_ldiskfs != xyes ; then
551 RPMBINARGS="$RPMBINARGS --without ldiskfs"
553 if test x$enable_zfs = xyes ; then
554 RPMBINARGS="$RPMBINARGS --with zfs"
556 if test x$enable_gss_keyring = xyes ; then
557 RPMBINARGS="$RPMBINARGS --with gss_keyring --with gss"
559 if test x$enable_gss = xyes ; then
560 RPMBINARGS="$RPMBINARGS --with gss"
561 AC_SUBST(ENABLE_GSS, yes)
562 elif test x$enable_gss = xno ; then
563 RPMBINARGS="$RPMBINARGS --without gss"
564 AC_SUBST(ENABLE_GSS, no)
566 if test x$enable_crypto = xyes ; then
567 RPMBINARGS="$RPMBINARGS --with crypto"
568 AC_SUBST(ENABLE_CRYPTO, yes)
569 elif test x$enable_crypto = xno ; then
570 RPMBINARGS="$RPMBINARGS --without crypto"
571 AC_SUBST(ENABLE_CRYPTO, no)
573 if test x$enable_iokit != xyes ; then
574 RPMBINARGS="$RPMBINARGS --without lustre_iokit"
576 if test x$enable_snmp != xyes ; then
577 RPMBINARGS="$RPMBINARGS --without snmp"
579 if test x$enable_manpages != xyes ; then
580 RPMBINARGS="$RPMBINARGS --without manpages"
582 if test x$enable_shared != xyes ; then
583 RPMBINARGS="$RPMBINARGS --without shared"
585 if test x$enable_static != xyes ; then
586 RPMBINARGS="$RPMBINARGS --without static"
588 if test x$enable_mpitests != xyes ; then
589 RPMBINARGS="$RPMBINARGS --without mpi"
592 RPMBUILD_BINARY_ARGS=$RPMBINARGS
594 AC_SUBST(RPMBUILD_BINARY_ARGS)
595 ]) # LB_CONFIG_RPMBUILD_OPTIONS
600 # main configure steps
602 AC_DEFUN([LB_CONFIGURE], [
603 AC_MSG_NOTICE([Lustre base checks
604 ==============================================================================])
609 LB_DOWNSTREAM_RELEASE
617 LB_CC_NO_FORMAT_TRUNCATION
618 LB_CC_NO_STRINGOP_TRUNCATION
619 LB_CC_NO_STRINGOP_OVERFLOW
632 # Tests depends from utils (multiop from liblustreapi)
633 AS_IF([test "x$enable_utils" = xno], [enable_tests="no"])
642 LB_DEFINE_E2FSPROGS_NAMES
647 AS_IF([test -n "$SNMP_DIST_SUBDIR"], [LS_CONFIGURE])
656 AS_IF([test -n "$SNMP_DIST_SUBDIR"], [LS_CONFIG_FILES])
658 AC_SUBST(ac_configure_args)
660 MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.* Modules.symvers Module.symvers'
661 AC_SUBST(MOSTLYCLEANFILES)
663 LB_CONFIG_RPMBUILD_OPTIONS
673 EXTRA_KCFLAGS: $EXTRA_KCFLAGS
675 Type 'make' to build Lustre.