4 # Verify that LUSTRE_VERSION was defined properly
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.])
15 # fixup $target_os for use in other places
17 AC_DEFUN([LB_CANONICAL_SYSTEM],
28 AC_SUBST(lb_target_os)
32 # LB_DOWNSTREAM_RELEASE
34 AC_DEFUN([LB_DOWNSTREAM_RELEASE],
35 [AC_ARG_WITH([downstream-release],
36 AC_HELP_STRING([--with-downstream-release=string],
37 [set a string in the BUILD_VERSION and RPM Release: (default is nothing)]),
38 [DOWNSTREAM_RELEASE=$with_downstream_release],
40 # if not specified, see if it's in the META file
42 DOWNSTREAM_RELEASE=$(sed -ne '/^LOCAL_VERSION =/s/.*= *//p' META)
45 AC_SUBST(DOWNSTREAM_RELEASE)
51 # Check if the source is a GA release and if not, set a "BUILDID"
53 # Currently there are at least two ways/modes of/for doing this. One
54 # is if we are in a valid git repository, the other is if we are in a
55 # non-git source tree of some form. Building the latter from the former
56 # will be handled here.
57 AC_DEFUN([LB_BUILDID],
59 AC_MSG_CHECKING([for buildid])
61 if git branch >/dev/null 2>&1; then
64 ver=$(git describe --match v[[0-9]]_*_[[0-9]]* --tags)
65 if [[[ $ver = *-*-* ]]]; then
71 # it's tempting to use [[ $ver =~ ^v([0-9]+_)+([0-9]+|RC[0-9]+)$ ]]
72 # here but the portability of the regex on the right is dismal
74 if echo "$ver" | egrep -q "^v([[0-9]]+_)+([[0-9]]+|RC[[0-9]]+)$"; then
75 ver=$(echo $ver | sed -e 's/^v\(.*\)/\1/' \
76 -e 's/_RC[[0-9]].*$//' -e 's/_/./g')
79 # a "lustre fix" value of .0 should be truncated
80 if [[[ $ver = *.*.*.0 ]]]; then
83 # ditto for a "lustre fix" value of _0
84 if [[[ $ver = v*_*_*_0 ]]]; then
87 if [[[ $ver = v*_*_* ]]]; then
92 # only do this test for lustre (not ldiskfs)
93 if test "$PACKAGE" = "lustre" -a "$ver" != "$VERSION"; then
94 AC_MSG_WARN([most recent tag found: $ver does not match current version $VERSION.])
97 if test "$ffw" != "0"; then
99 msg="$BUILDID (ahead by $ffw commits)"
100 AC_MSG_RESULT([$msg])
102 AC_MSG_RESULT([none... congratulations, you must be on a tag])
104 elif test -f META; then
105 BUILDID=$(sed -ne '/^BUILDID =/s/.*= *//p' META)
106 msg="$BUILDID (from META file)"
107 AC_MSG_RESULT([$msg])
109 AC_MSG_WARN([FIXME: I don't know how to deal with source trees outside of git that don't have a META file. Not setting a buildid.])
117 # Check for file existance even when cross compiling
119 AC_DEFUN([LB_CHECK_FILE],
120 [AS_VAR_PUSHDEF([lb_File], [lb_cv_file_$1])dnl
121 AC_CACHE_CHECK([for $1], lb_File,
122 [if test -r "$1"; then
123 AS_VAR_SET(lb_File, yes)
125 AS_VAR_SET(lb_File, no)
127 AS_IF([test AS_VAR_GET(lb_File) = yes], [$2], [$3])[]dnl
128 AS_VAR_POPDEF([lb_File])dnl
133 # LB_ARG_LIBS_INCLUDES
135 # support for --with-foo, --with-foo-includes, and --with-foo-libs in
136 # a single magical macro
138 AC_DEFUN([LB_ARG_LIBS_INCLUDES],
139 [lb_pathvar="m4_bpatsubst([$2], -, _)"
140 AC_MSG_CHECKING([for $1])
142 AC_HELP_STRING([--with-$2=path],
146 if test x$withval = xyes ; then
147 eval "$lb_pathvar='$3'"
149 eval "$lb_pathvar='$withval'"
151 AC_MSG_RESULT([${!lb_pathvar:-no}])
153 if test x${!lb_pathvar} != x -a x${!lb_pathvar} != xno ; then
154 AC_MSG_CHECKING([for $1 includes])
155 AC_ARG_WITH([$2-includes],
156 AC_HELP_STRING([--with-$2-includes=path],
157 [path to $1 includes]),
160 lb_includevar="${lb_pathvar}_includes"
161 if test x$withval = xyes ; then
162 eval "${lb_includevar}='${!lb_pathvar}/include'"
164 eval "${lb_includevar}='$withval'"
166 AC_MSG_RESULT([${!lb_includevar}])
168 AC_MSG_CHECKING([for $1 libs])
169 AC_ARG_WITH([$2-libs],
170 AC_HELP_STRING([--with-$2-libs=path],
174 lb_libvar="${lb_pathvar}_libs"
175 if test x$withval = xyes ; then
176 eval "${lb_libvar}='${!lb_pathvar}/lib'"
178 eval "${lb_libvar}='$withval'"
180 AC_MSG_RESULT([${!lb_libvar}])
188 # Handle internal/external libsysio
190 AC_DEFUN([LB_PATH_LIBSYSIO],
191 [AC_ARG_WITH([sysio],
192 AC_HELP_STRING([--with-sysio=path],
193 [set path to libsysio source (default is included libsysio)]),
195 case $lb_target_os in
204 AC_MSG_CHECKING([location of libsysio])
205 enable_sysio="$with_sysio"
208 AC_MSG_RESULT([internal])
209 LB_CHECK_FILE([$srcdir/libsysio/src/rmdir.c],[],[
210 AC_MSG_ERROR([A complete internal libsysio was not found.])
212 LIBSYSIO_SUBDIR="libsysio"
213 SYSIO="$PWD/libsysio"
216 AC_MSG_RESULT([disabled])
219 AC_MSG_RESULT([$with_sysio])
220 LB_CHECK_FILE([$with_sysio/lib/libsysio.a],[],[
221 AC_MSG_ERROR([A complete (built) external libsysio was not found.])
228 # We have to configure even if we don't build here for make dist to work
229 AC_CONFIG_SUBDIRS(libsysio)
233 # LB_PATH_LUSTREIOKIT
235 # Handle internal/external lustre-iokit
237 AC_DEFUN([LB_PATH_LUSTREIOKIT],
238 [AC_ARG_WITH([lustre-iokit],
239 AC_HELP_STRING([--with-lustre-iokit=path],
240 [set path to lustre-iokit source (default is included lustre-iokit)]),
242 with_lustre_iokit='yes'
244 AC_MSG_CHECKING([location of lustre-iokit])
245 enable_lustre_iokit="$with_lustre_iokit"
246 case x$with_lustre_iokit in
248 AC_MSG_RESULT([internal])
249 LB_CHECK_FILE([$srcdir/lustre-iokit/ior-survey/ior-survey],[],[
250 AC_MSG_ERROR([A complete internal lustre-iokit was not found.])
252 LUSTREIOKIT_SUBDIR="lustre-iokit"
253 LUSTREIOKIT="$PWD/lustre-iokit"
256 AC_MSG_RESULT([disabled])
259 AC_MSG_RESULT([$with_lustre_iokit])
260 LB_CHECK_FILE([$with_lustre_iokit/ior-survey/ior_survey],[],[
261 AC_MSG_ERROR([A complete (built) external lustre-iokit was not found.])
263 LUSTREIOKIT="$with_lustre_iokit"
266 AC_SUBST(LUSTREIOKIT_SUBDIR)
267 # We have to configure even if we don't build here for make dist to work
268 AC_CONFIG_SUBDIRS(lustre-iokit)
271 # Define no libcfs by default.
272 AC_DEFUN([LB_LIBCFS_DIR],
274 case x$libcfs_is_module in
276 LIBCFS_INCLUDE_DIR="libcfs/include"
277 LIBCFS_SUBDIR="libcfs"
280 LIBCFS_INCLUDE_DIR="lnet/include"
284 AC_SUBST(LIBCFS_SUBDIR)
285 AC_SUBST(LIBCFS_INCLUDE_DIR)
291 # Enable BGL features
293 AC_DEFUN([LB_CONFIG_BGL],
294 [AC_MSG_CHECKING([whether to build BGL features])
296 AC_HELP_STRING([--enable-bgl],
297 [enable building of BGL features]),
298 [enable_bgl='yes'],[enable_bgl='no'])
299 AC_MSG_RESULT([$enable_bgl])
300 if test x$enable_bgl != xno; then
301 AC_DEFINE(HAVE_BGL_SUPPORT, 1, Enable BGL Features)
305 enable_liblustre='no'
306 enable_libreadline='no'
311 # Support for --enable-uoss
314 [AC_MSG_CHECKING([whether to enable uoss])
315 AC_ARG_ENABLE([uoss],
316 AC_HELP_STRING([--enable-uoss],
317 [enable userspace OSS]),
318 [enable_uoss='yes'],[enable_uoss='no'])
319 AC_MSG_RESULT([$enable_uoss])
320 if test x$enable_uoss = xyes; then
321 AC_DEFINE(UOSS_SUPPORT, 1, Enable user-level OSS)
322 AC_DEFINE(LUSTRE_ULEVEL_MT, 1, Multi-threaded user-level lustre port)
324 enable_ulevel_mt='yes'
328 enable_liblustre='no'
331 AC_SUBST(enable_uoss)
335 # Support for --enable-posix-osd
337 AC_DEFUN([LB_POSIX_OSD],
338 [AC_MSG_CHECKING([whether to enable posix osd])
339 AC_ARG_ENABLE([posix-osd],
340 AC_HELP_STRING([--enable-posix-osd],
341 [enable using of posix osd]),
342 [enable_posix_osd='yes'],[enable_posix_osd='no'])
343 AC_MSG_RESULT([$enable_posix_osd])
344 if test x$enable_uoss = xyes -a x$enable_posix_osd = xyes ; then
345 AC_DEFINE(POSIX_OSD, 1, Enable POSIX OSD)
348 AM_CONDITIONAL(POSIX_OSD_ENABLED, test x$posix_osd = xyes)
354 AC_DEFUN([LB_PATH_DMU],
355 [AC_ARG_ENABLE([dmu],
356 AC_HELP_STRING([--enable-dmu],
357 [enable the DMU backend]),
358 [],[with_dmu='default'])
359 AC_MSG_CHECKING([whether to enable DMU])
368 if test x$enable_uoss = xyes -a x$posix_osd != xyes; then
369 # Enable the DMU if we're configuring a userspace server
372 # Enable the DMU by default on the b_hd_kdmu branch
373 if test -d $PWD/zfs -a x$linux25$enable_server = xyesyes; then
384 AC_MSG_RESULT([$dmu_osd])
385 if test x$dmu_osd = xyes; then
386 AC_DEFINE(DMU_OSD, 1, Enable DMU OSD)
387 if test x$enable_uoss = xyes; then
389 DMU_SRC="$PWD/lustre/zfs-lustre"
391 LB_CHECK_FILE([$DMU_SRC/src/.patched],[],[
392 AC_MSG_ERROR([A complete (patched) DMU tree was not found.])
394 AC_CONFIG_SUBDIRS(lustre/zfs-lustre)
400 SPL_DIR="$PWD/$SPL_SUBDIR"
401 ZFS_DIR="$PWD/$ZFS_SUBDIR"
403 LB_CHECK_FILE([$SPL_DIR/module/spl/spl-generic.c],[],[
404 AC_MSG_ERROR([A complete SPL tree was not found in $SPL_DIR.])
407 LB_CHECK_FILE([$ZFS_DIR/module/zfs/dmu.c],[],[
408 AC_MSG_ERROR([A complete kernel DMU tree was not found in $ZFS_DIR.])
411 AC_CONFIG_SUBDIRS(spl)
412 ac_configure_args="$ac_configure_args --with-spl=$SPL_DIR"
413 AC_CONFIG_SUBDIRS(zfs)
420 AM_CONDITIONAL(DMU_OSD_ENABLED, test x$dmu_osd = xyes)
421 AM_CONDITIONAL(KDMU, test x$dmu_osd$enable_uoss = xyesno)
427 # check for in-tree snmp support
429 AC_DEFUN([LB_PATH_SNMP],
430 [LB_CHECK_FILE([$srcdir/snmp/lustre-snmp.c],[SNMP_DIST_SUBDIR="snmp"])
431 AC_SUBST(SNMP_DIST_SUBDIR)
432 AC_SUBST(SNMP_SUBDIR)
438 # Build kernel modules?
440 AC_DEFUN([LB_CONFIG_MODULES],
441 [AC_MSG_CHECKING([whether to build kernel modules])
442 AC_ARG_ENABLE([modules],
443 AC_HELP_STRING([--disable-modules],
444 [disable building of Lustre kernel modules]),
446 LC_TARGET_SUPPORTED([
452 AC_MSG_RESULT([$enable_modules ($target_os)])
454 if test x$enable_modules = xyes ; then
467 # This is strange - Lustre supports a target we don't
468 AC_MSG_ERROR([Modules are not supported on $target_os])
479 AC_DEFUN([LB_CONFIG_UTILS],
480 [AC_MSG_CHECKING([whether to build utilities])
481 AC_ARG_ENABLE([utils],
482 AC_HELP_STRING([--disable-utils],
483 [disable building of Lustre utility programs]),
484 [],[enable_utils='yes'])
485 AC_MSG_RESULT([$enable_utils])
486 if test x$enable_utils = xyes ; then
487 LB_CONFIG_INIT_SCRIPTS
496 AC_DEFUN([LB_CONFIG_TESTS],
497 [AC_MSG_CHECKING([whether to build Lustre tests])
498 AC_ARG_ENABLE([tests],
499 AC_HELP_STRING([--disable-tests],
500 [disable building of Lustre tests]),
505 AC_MSG_RESULT([$enable_tests])
511 # Just enough configure so that "make dist" is useful
513 # this simply re-adjusts some defaults, which of course can be overridden
514 # on the configure line after the --for-dist option
516 AC_DEFUN([LB_CONFIG_DIST],
517 [AC_MSG_CHECKING([whether to configure just enough for make dist])
518 AC_ARG_ENABLE([dist],
519 AC_HELP_STRING([--enable-dist],
520 [only configure enough for make dist]),
521 [enable_dist='yes'],[enable_dist='no'])
522 AC_MSG_RESULT([$enable_dist])
523 if test x$enable_dist != xno; then
526 enable_liblustre='no'
537 AC_DEFUN([LB_CONFIG_DOCS],
538 [AC_MSG_CHECKING([whether to build docs])
540 AC_HELP_STRING([--disable-doc],
541 [skip creation of pdf documentation]),
543 if test x$enable_doc = xyes ; then
552 AC_MSG_RESULT([$enable_doc])
557 # LB_CONFIG_INIT_SCRIPTS
559 # our init scripts only work on red hat linux
561 AC_DEFUN([LB_CONFIG_INIT_SCRIPTS],
562 [ENABLE_INIT_SCRIPTS=0
563 if test x$enable_utils = xyes ; then
564 AC_MSG_CHECKING([whether to install init scripts])
565 # our scripts only work on red hat systems
566 if test -f /etc/init.d/functions -a -f /etc/sysconfig/network ; then
567 ENABLE_INIT_SCRIPTS=1
573 AC_SUBST(ENABLE_INIT_SCRIPTS)
579 # add -include config.h
581 AC_DEFUN([LB_CONFIG_HEADERS],
582 [AC_CONFIG_HEADERS([config.h])
583 CPPFLAGS="-include $PWD/config.h $CPPFLAGS"
584 EXTRA_KCFLAGS="-include $PWD/config.h $EXTRA_KCFLAGS"
585 AC_SUBST(EXTRA_KCFLAGS)
591 # defines for including the toplevel Rules
593 AC_DEFUN([LB_INCLUDE_RULES],
594 [INCLUDE_RULES="include $PWD/Rules"
595 AC_SUBST(INCLUDE_RULES)
601 # 'fixup' default paths
603 AC_DEFUN([LB_PATH_DEFAULTS],
604 [# directories for binaries
605 AC_PREFIX_DEFAULT([/usr])
610 # Directories for documentation and demos.
611 docdir='${datadir}/doc/$(PACKAGE)'
623 # checks on the C compiler
625 AC_DEFUN([LB_PROG_CC],
627 AC_MSG_CHECKING([for buggy compiler])
628 CC_VERSION=`$CC -v 2>&1 | grep "^gcc version"`
630 AC_MSG_RESULT([buggy compiler found!])
632 echo " '$CC_VERSION'"
633 echo " has been known to generate bad code, "
634 echo " please get an updated compiler."
635 AC_MSG_ERROR([sorry])
637 case "$CC_VERSION" in
641 # ost_pack_niobuf putting 64bit NTOH temporaries on the stack
642 # without "sub $0xc,%esp" to protect the stack from being
643 # stomped on by interrupts (bug 606)
644 "gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)")
647 # mandrake's similar sub 0xc compiler bug
648 # http://marc.theaimsgroup.com/?l=linux-kernel&m=104748366226348&w=2
649 "gcc version 2.96 20000731 (Mandrake Linux 8.1 2.96-0.62mdk)")
653 AC_MSG_RESULT([no known problems])
657 # --------- unsigned long long sane? -------
658 AC_CHECK_SIZEOF(unsigned long long, 0)
659 echo "---> size SIZEOF $SIZEOF_unsigned_long_long"
660 echo "---> size SIZEOF $ac_cv_sizeof_unsigned_long_long"
661 if test $ac_cv_sizeof_unsigned_long_long != 8 ; then
662 AC_MSG_ERROR([** we assume that sizeof(long long) == 8. Tell phil@clusterfs.com])
665 if test $target_cpu == "powerpc64"; then
666 AC_MSG_WARN([set compiler with -m64])
667 CFLAGS="$CFLAGS -m64"
671 CPPFLAGS="-I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include $CPPFLAGS"
673 LLCPPFLAGS="-D__arch_lib__ -D_LARGEFILE64_SOURCE=1"
676 # Add _GNU_SOURCE for strnlen on linux
677 LLCFLAGS="-g -Wall -fPIC -D_GNU_SOURCE"
680 CCASFLAGS="-Wall -fPIC -D_GNU_SOURCE"
683 # everyone builds against lnet and lustre
684 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include"
685 AC_SUBST(EXTRA_KCFLAGS)
691 # AM_CONDITIONAL instances for everything
692 # (so that portals/lustre can disable some if needed)
693 AC_DEFUN([LB_CONDITIONALS],
694 [AM_CONDITIONAL(MODULES, test x$enable_modules = xyes)
695 AM_CONDITIONAL(UTILS, test x$enable_utils = xyes)
696 AM_CONDITIONAL(TESTS, test x$enable_tests = xyes)
697 AM_CONDITIONAL(DOC, test x$ENABLE_DOC = x1)
698 AM_CONDITIONAL(INIT_SCRIPTS, test x$ENABLE_INIT_SCRIPTS = "x1")
699 AM_CONDITIONAL(LINUX, test x$lb_target_os = "xlinux")
700 AM_CONDITIONAL(DARWIN, test x$lb_target_os = "xdarwin")
701 AM_CONDITIONAL(SUNOS, test x$lb_target_os = "xSunOS")
702 AM_CONDITIONAL(USES_DPKG, test x$uses_dpkg = "xyes")
703 AM_CONDITIONAL(ARCH_x86, test x$target_cpu = "xx86_64" -o x$target_cpu = "xi686")
705 # this lets lustre cancel libsysio, per-branch or if liblustre is
707 if test "x$LIBSYSIO_SUBDIR" = xlibsysio ; then
708 if test "x$with_sysio" != xyes ; then
713 AC_SUBST(LIBSYSIO_SUBDIR)
716 LB_LINUX_CONDITIONALS
717 LB_DARWIN_CONDITIONALS
727 # build-specific config files
729 AC_DEFUN([LB_CONFIG_FILES],
735 [Rules:build/Rules.in]
736 AC_PACKAGE_TARNAME[.spec]
743 # main configure steps
745 AC_DEFUN([LB_CONFIGURE],
750 LB_DOWNSTREAM_RELEASE
770 LC_CONFIG_CLIENT_SERVER
772 # two macros for cmd3
773 m4_ifdef([LC_CONFIG_SPLIT], [LC_CONFIG_SPLIT])
787 LB_DEFINE_E2FSPROGS_NAMES
795 if test "$SNMP_DIST_SUBDIR" ; then
807 if test "$SNMP_DIST_SUBDIR" ; then
811 AC_SUBST(ac_configure_args)
813 MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.* Modules.symvers Module.symvers'
814 AC_SUBST(MOSTLYCLEANFILES)
823 LLCPPFLAGS: $LLCPPFLAGS
825 EXTRA_KCFLAGS: $EXTRA_KCFLAGS
828 Type 'make' to build Lustre.