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([$target_os],
164 AS_IF([test "x$enable_server" != xno], [LB_EXT4_SRC_DIR])
167 # Run any parallel compile tests
168 LIBCFS_PROG_LINUX_SRC
170 AS_IF([test "x$enable_server" != xno], [LB_EXT4_SRC_DIR_SRC])
173 # Collect parallel compile tests results
174 LIBCFS_PROG_LINUX_RESULTS
175 LN_PROG_LINUX_RESULTS
176 AS_IF([test "x$enable_server" != xno], [LB_EXT4_SRC_DIR_RESULTS])
177 LC_PROG_LINUX_RESULTS
180 # This is strange - Lustre supports a target we don't
181 AC_MSG_ERROR([Modules are not supported on $target_os])
183 # Use OpenSFS UAPI header path instead of linux kernel
184 CPPFLAGS="-I$PWD/lnet/include/uapi -I$PWD/lustre/include/uapi $CPPFLAGS"
186 ]) # LB_CONFIG_MODULES
193 AC_DEFUN([LB_CONFIG_UTILS], [
194 AC_MSG_CHECKING([whether to build Lustre utilities])
195 AC_ARG_ENABLE([utils],
196 AC_HELP_STRING([--disable-utils],
197 [disable building of Lustre utility programs]),
198 [], [enable_utils="yes"])
199 AC_MSG_RESULT([$enable_utils])
207 AC_DEFUN([LB_CONFIG_TESTS], [
208 AC_MSG_CHECKING([whether to build Lustre tests])
209 AC_ARG_ENABLE([tests],
210 AC_HELP_STRING([--disable-tests],
211 [disable building of Lustre tests]),
212 [], [enable_tests="yes"])
215 # Check to see if we can build the lutf
218 AS_IF([test "x$PYTHON_VERSION_CHECK" = xno], [
221 AX_PKG_SWIG(2.0, [ enable_lutf="yes" ],
222 [ enable_lutf="no" ])
225 AC_MSG_RESULT([$enable_tests])
231 # Just enough configure so that "make dist" is useful
233 # this simply re-adjusts some defaults, which of course can be overridden
234 # on the configure line after the --for-dist option
236 AC_DEFUN([LB_CONFIG_DIST], [
237 AC_MSG_CHECKING([whether to configure just enough for make dist])
238 AC_ARG_ENABLE([dist],
239 AC_HELP_STRING([--enable-dist],
240 [only configure enough for make dist]),
241 [], [enable_dist="no"])
242 AC_MSG_RESULT([$enable_dist])
243 AS_IF([test "x$enable_dist" != xno], [
256 AC_DEFUN([LB_CONFIG_DOCS], [
257 AC_MSG_CHECKING([whether to build Lustre docs])
259 AC_HELP_STRING([--disable-doc],
260 [skip creation of pdf documentation]),
261 [], [enable_doc="no"])
262 AC_MSG_RESULT([$enable_doc])
263 AS_IF([test "x$enable_doc" = xyes],
264 [ENABLE_DOC=1], [ENABLE_DOC=0])
273 AC_DEFUN([LB_CONFIG_MANPAGES], [
274 AC_MSG_CHECKING([whether to build Lustre manpages])
275 AC_ARG_ENABLE([manpages],
276 AC_HELP_STRING([--disable-manpages],
277 [skip creation and inclusion of man pages (default is enable)]),
278 [], [enable_manpages="yes"])
279 AC_MSG_RESULT([$enable_manpages])
280 ]) # LB_CONFIG_MANPAGES
285 # add -include config.h
287 AC_DEFUN([LB_CONFIG_HEADERS], [
288 AC_CONFIG_HEADERS([config.h])
289 CPPFLAGS="-include $PWD/undef.h -include $PWD/config.h $CPPFLAGS"
290 EXTRA_KCFLAGS="-include $PWD/undef.h -include $PWD/config.h $EXTRA_KCFLAGS"
291 AC_SUBST(EXTRA_KCFLAGS)
292 ]) # LB_CONFIG_HEADERS
297 # defines for including the toplevel Rules
299 AC_DEFUN([LB_INCLUDE_RULES], [
300 INCLUDE_RULES="include $PWD/Rules"
301 AC_SUBST(INCLUDE_RULES)
302 ]) # LB_INCLUDE_RULES
307 # 'fixup' default paths
309 AC_DEFUN([LB_PATH_DEFAULTS], [
310 # directories for binaries
311 AC_PREFIX_DEFAULT([/usr])
316 # Directories for documentation and demos.
317 docdir='${datadir}/doc/$(PACKAGE)'
323 ]) # LB_PATH_DEFAULTS
328 # checks on the C compiler
330 AC_DEFUN([LB_PROG_CC], [
332 AC_CHECK_TOOL(LD, [ld], [no])
333 AC_CHECK_TOOL(OBJDUMP, [objdump], [no])
334 AC_CHECK_TOOL(STRIP, [strip], [no])
336 # --------- unsigned long long sane? -------
337 AC_CHECK_SIZEOF(unsigned long long, 0)
338 AS_IF([test $ac_cv_sizeof_unsigned_long_long != 8],
339 [AC_MSG_ERROR([we assume that sizeof(unsigned long long) == 8.])])
341 AS_IF([test $target_cpu = powerpc64], [
342 AC_MSG_WARN([set compiler with -m64])
343 CFLAGS="$CFLAGS -m64"
347 # libcfs/include for util headers, lustre/include for liblustreapi and friends
348 # UAPI headers from OpenSFS are included if modules support is enabled, otherwise
349 # it will use the native kernel implementation.
350 CPPFLAGS="-I$PWD/libcfs/include -I$PWD/lnet/utils/ -I$PWD/lustre/include $CPPFLAGS"
352 CCASFLAGS="-Wall -fPIC -D_GNU_SOURCE"
355 # everyone builds against lnet and lustre kernel headers
356 EXTRA_KCFLAGS="$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"
357 AC_SUBST(EXTRA_KCFLAGS)
361 # Check if gcc supports -Wno-format-truncation
363 # To supress many warnings with gcc7
365 AC_DEFUN([LB_CC_NO_FORMAT_TRUNCATION], [
366 AC_MSG_CHECKING([for -Wno-format-truncation support])
368 saved_flags="$CFLAGS"
369 CFLAGS="$CFLAGS -Wno-format-truncation"
371 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [
372 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -Wno-format-truncation"
373 AC_SUBST(EXTRA_KCFLAGS)
379 CFLAGS="$saved_flags"
383 # Check if gcc supports -Wno-stringop-truncation
385 # To supress many warnings with gcc8
387 AC_DEFUN([LB_CC_NO_STRINGOP_TRUNCATION], [
388 AC_MSG_CHECKING([for -Wno-stringop-truncation support])
390 saved_flags="$CFLAGS"
391 CFLAGS="$CFLAGS -Werror -Wno-stringop-truncation"
393 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [
394 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -Wno-stringop-truncation"
395 AC_SUBST(EXTRA_KCFLAGS)
401 CFLAGS="$saved_flags"
405 # Check if gcc supports -Wno-stringop-overflow
407 # To supress many warnings with gcc8
409 AC_DEFUN([LB_CC_NO_STRINGOP_OVERFLOW], [
410 AC_MSG_CHECKING([for -Wno-stringop-overflow support])
412 saved_flags="$CFLAGS"
413 CFLAGS="$CFLAGS -Wno-stringop-overflow"
415 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [
416 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -Wno-stringop-overflow"
417 AC_SUBST(EXTRA_KCFLAGS)
423 CFLAGS="$saved_flags"
429 # AM_CONDITIONAL instances for everything
430 # (so that portals/lustre can disable some if needed)
432 AC_DEFUN([LB_CONDITIONALS], [
433 AM_CONDITIONAL([PLUGINS], [test x$enable_shared = xyes])
434 AM_CONDITIONAL([MODULES], [test x$enable_modules = xyes])
435 AM_CONDITIONAL([UTILS], [test x$enable_utils = xyes])
436 AM_CONDITIONAL([TESTS], [test x$enable_tests = xyes])
437 AM_CONDITIONAL([DOC], [test x$ENABLE_DOC = x1])
438 AM_CONDITIONAL([MANPAGES], [test x$enable_manpages = xyes])
439 AM_CONDITIONAL([LINUX], [test x$lb_target_os = xlinux])
440 AM_CONDITIONAL([USE_QUILT], [test x$use_quilt = xyes])
441 AM_CONDITIONAL([RHEL], [test -f /etc/redhat-release])
442 AM_CONDITIONAL([SUSE], [test -f /etc/SUSE-brand -o -f /etc/SuSE-release])
443 AM_CONDITIONAL([UBUNTU], [test x$UBUNTU_KERNEL = xyes])
444 AM_CONDITIONAL([BUILD_LUTF], [test x$enable_lutf = xyes])
453 # build-specific config files
455 AC_DEFUN([LB_CONFIG_FILES], [
460 [Rules:build/Rules.in]
461 AC_PACKAGE_TARNAME[.spec]
462 AC_PACKAGE_TARNAME[-dkms.spec]
465 lustre/utils/lustre.pc
466 lustre-iokit/Makefile
467 lustre-iokit/obdfilter-survey/Makefile
468 lustre-iokit/ost-survey/Makefile
469 lustre-iokit/sgpdd-survey/Makefile
470 lustre-iokit/mds-survey/Makefile
471 lustre-iokit/ior-survey/Makefile
472 lustre-iokit/stats-collect/Makefile
479 AC_DEFUN([LB_CONFIG_SERVERS], [
480 AC_ARG_ENABLE([server],
481 AC_HELP_STRING([--disable-server],
482 [disable Lustre server support]), [
483 AS_IF([test x$enable_server != xyes -a x$enable_server != xno],
484 [AC_MSG_ERROR([server valid options are "yes" or "no"])])
485 AS_IF([test x$enable_server = xyes -a x$enable_dist = xyes],
486 [AC_MSG_ERROR([--enable-server cannot be used with --enable-dist])])
488 AS_IF([test x$enable_dist = xyes],
489 [enable_server=no], [enable_server=maybe])
492 # There are at least two good reasons why we should really run
493 # LB_CONFIG_MODULES elsewhere before the call to LB_CONFIG_SERVERS:
494 # LB_CONFIG_MODULES needs to be run for client support even when
495 # servers are disabled, and because module support is actually a
496 # prerequisite of server support. However, some things under
497 # LB_CONFIG_MODULES need us to already have checked for --disable-server,
498 # before running, so until LB_CONFIG_MODULES can be reorganized, we
501 AS_IF([test x$enable_modules = xno], [enable_server=no])
505 # If no backends were configured, and the user did not explicitly
506 # require servers to be enabled, we just disable servers.
507 AS_IF([test x$enable_ldiskfs = xno -a x$enable_zfs = xno], [
508 AS_CASE([$enable_server],
509 [maybe], [enable_server=no],
510 [yes], [AC_MSG_ERROR([cannot enable servers, no backends were configured])])
512 AS_IF([test x$enable_server = xmaybe], [enable_server=yes])
515 AC_MSG_CHECKING([whether to build Lustre server support])
516 AC_MSG_RESULT([$enable_server])
517 AS_IF([test x$enable_server = xyes], [
518 AC_DEFINE(HAVE_SERVER_SUPPORT, 1, [support server])
519 AC_SUBST(ENABLE_SERVER, yes)
521 AC_SUBST(ENABLE_SERVER, no)
523 ]) # LB_CONFIG_SERVERS
526 # LB_CONFIG_RPMBUILD_OPTIONS
528 # The purpose of this function is to assemble command line options
529 # for the rpmbuild command based on the options passed to the configure
530 # script, and also upon the decisions that configure makes based on
531 # the tests that it runs.
532 # These strings can be passed to rpmbuild on the command line
533 # in the Make targets named "rpms" and "srpm".
535 AC_DEFUN([LB_CONFIG_RPMBUILD_OPTIONS], [
538 eval set -- $ac_configure_args
542 -C | --cache-file=* ) ;;
543 --prefix=* | --*-prefix=* ) ;;
545 --with-kmp-moddir=* ) ;;
546 --with-linux=* | --with-linux-obj=* ) ;;
547 --enable-shared | --disable-shared ) ;;
548 --enable-static | --disable-static ) ;;
549 --enable-ldiskfs | --disable-ldiskfs ) ;;
550 --enable-modules | --disable-modules ) ;;
551 --enable-server | --disable-server ) ;;
552 --enable-tests | --disable-tests ) ;;
553 --enable-utils | --disable-utils ) ;;
554 --enable-iokit | --disable-iokit ) ;;
555 --enable-manpages | --disable-manpages ) ;;
556 * ) CONFIGURE_ARGS="$CONFIGURE_ARGS '$arg'" ;;
559 if test -n "$CONFIGURE_ARGS" ; then
560 RPMBINARGS="$RPMBINARGS --define \"configure_args $CONFIGURE_ARGS\""
562 if test -n "$LINUX" ; then
563 RPMBINARGS="$RPMBINARGS --define \"kdir $LINUX\""
564 if test -n "$LINUX_OBJ" -a "$LINUX_OBJ" != x"$LINUX" ; then
565 RPMBINARGS="$RPMBINARGS --define \"kobjdir $LINUX_OBJ\""
568 if test x$enable_modules != xyes ; then
569 RPMBINARGS="$RPMBINARGS --without lustre_modules"
571 if test x$enable_tests != xyes ; then
572 RPMBINARGS="$RPMBINARGS --without lustre_tests"
574 if test x$enable_lutf != xyes ; then
575 RPMBINARGS="$RPMBINARGS --without lustre_tests_lutf"
577 if test x$enable_utils != xyes ; then
578 RPMBINARGS="$RPMBINARGS --without lustre_utils"
580 if test x$enable_server != xyes ; then
581 RPMBINARGS="$RPMBINARGS --without servers"
583 if test x$enable_ldiskfs != xyes ; then
584 RPMBINARGS="$RPMBINARGS --without ldiskfs"
586 if test x$enable_zfs = xyes ; then
587 RPMBINARGS="$RPMBINARGS --with zfs"
589 if test x$enable_gss_keyring = xyes ; then
590 RPMBINARGS="$RPMBINARGS --with gss_keyring --with gss"
592 if test x$enable_gss = xyes ; then
593 RPMBINARGS="$RPMBINARGS --with gss"
594 AC_SUBST(ENABLE_GSS, yes)
595 elif test x$enable_gss = xno ; then
596 RPMBINARGS="$RPMBINARGS --without gss"
597 AC_SUBST(ENABLE_GSS, no)
599 if test x$enable_crypto = xyes ; then
600 RPMBINARGS="$RPMBINARGS --with crypto"
601 AC_SUBST(ENABLE_CRYPTO, yes)
602 elif test x$enable_crypto = xno ; then
603 RPMBINARGS="$RPMBINARGS --without crypto"
604 AC_SUBST(ENABLE_CRYPTO, no)
606 if test x$enable_iokit != xyes ; then
607 RPMBINARGS="$RPMBINARGS --without lustre_iokit"
609 if test x$enable_snmp != xyes ; then
610 RPMBINARGS="$RPMBINARGS --without snmp"
612 if test x$enable_manpages != xyes ; then
613 RPMBINARGS="$RPMBINARGS --without manpages"
615 if test x$enable_shared != xyes ; then
616 RPMBINARGS="$RPMBINARGS --without shared"
618 if test x$enable_static != xyes ; then
619 RPMBINARGS="$RPMBINARGS --without static"
621 if test x$enable_mpitests != xyes ; then
622 RPMBINARGS="$RPMBINARGS --without mpi"
625 RPMBUILD_BINARY_ARGS=$RPMBINARGS
627 AC_SUBST(RPMBUILD_BINARY_ARGS)
628 ]) # LB_CONFIG_RPMBUILD_OPTIONS
633 # main configure steps
635 AC_DEFUN([LB_CONFIGURE], [
636 AC_MSG_NOTICE([Lustre base checks
637 ==============================================================================])
642 LB_DOWNSTREAM_RELEASE
650 LB_CC_NO_FORMAT_TRUNCATION
651 LB_CC_NO_STRINGOP_TRUNCATION
652 LB_CC_NO_STRINGOP_OVERFLOW
665 # Tests depends from utils (multiop from liblustreapi)
666 AS_IF([test "x$enable_utils" = xno], [enable_tests="no"])
668 AS_IF([test "x$enable_utils" = xyes], [
669 LC_GLIBC_SUPPORT_COPY_FILE_RANGE
672 LC_FID2PATH_ANON_UNION
675 AS_IF([test "x$enable_tests" = xyes], [
677 LC_GLIBC_SUPPORT_FHANDLES
687 LB_DEFINE_E2FSPROGS_NAMES
692 AS_IF([test -n "$SNMP_DIST_SUBDIR"], [LS_CONFIGURE])
701 AS_IF([test -n "$SNMP_DIST_SUBDIR"], [LS_CONFIG_FILES])
703 AC_SUBST(ac_configure_args)
705 MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.* Modules.symvers Module.symvers'
706 AC_SUBST(MOSTLYCLEANFILES)
708 LB_CONFIG_RPMBUILD_OPTIONS
718 EXTRA_KCFLAGS: $EXTRA_KCFLAGS
720 Type 'make' to build Lustre.