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 # check for in-tree snmp support
293 AC_DEFUN([LB_PATH_SNMP],
294 [LB_CHECK_FILE([$srcdir/snmp/lustre-snmp.c],[SNMP_DIST_SUBDIR="snmp"])
295 AC_SUBST(SNMP_DIST_SUBDIR)
296 AC_SUBST(SNMP_SUBDIR)
302 # Build kernel modules?
304 AC_DEFUN([LB_CONFIG_MODULES],
305 [AC_MSG_CHECKING([whether to build kernel modules])
306 AC_ARG_ENABLE([modules],
307 AC_HELP_STRING([--disable-modules],
308 [disable building of Lustre kernel modules]),
310 LC_TARGET_SUPPORTED([
316 AC_MSG_RESULT([$enable_modules ($target_os)])
318 if test x$enable_modules = xyes ; then
331 # This is strange - Lustre supports a target we don't
332 AC_MSG_ERROR([Modules are not supported on $target_os])
343 AC_DEFUN([LB_CONFIG_UTILS],
344 [AC_MSG_CHECKING([whether to build utilities])
345 AC_ARG_ENABLE([utils],
346 AC_HELP_STRING([--disable-utils],
347 [disable building of Lustre utility programs]),
348 [],[enable_utils='yes'])
349 AC_MSG_RESULT([$enable_utils])
350 if test x$enable_utils = xyes ; then
351 LB_CONFIG_INIT_SCRIPTS
360 AC_DEFUN([LB_CONFIG_TESTS],
361 [AC_MSG_CHECKING([whether to build Lustre tests])
362 AC_ARG_ENABLE([tests],
363 AC_HELP_STRING([--disable-tests],
364 [disable building of Lustre tests]),
369 AC_MSG_RESULT([$enable_tests])
375 # Just enough configure so that "make dist" is useful
377 # this simply re-adjusts some defaults, which of course can be overridden
378 # on the configure line after the --for-dist option
380 AC_DEFUN([LB_CONFIG_DIST],
381 [AC_MSG_CHECKING([whether to configure just enough for make dist])
382 AC_ARG_ENABLE([dist],
383 AC_HELP_STRING([--enable-dist],
384 [only configure enough for make dist]),
385 [enable_dist='yes'],[enable_dist='no'])
386 AC_MSG_RESULT([$enable_dist])
387 if test x$enable_dist != xno; then
390 enable_liblustre='no'
401 AC_DEFUN([LB_CONFIG_DOCS],
402 [AC_MSG_CHECKING([whether to build docs])
404 AC_HELP_STRING([--disable-doc],
405 [skip creation of pdf documentation]),
407 if test x$enable_doc = xyes ; then
416 AC_MSG_RESULT([$enable_doc])
421 # LB_CONFIG_INIT_SCRIPTS
423 # our init scripts only work on red hat linux
425 AC_DEFUN([LB_CONFIG_INIT_SCRIPTS],
426 [ENABLE_INIT_SCRIPTS=0
427 if test x$enable_utils = xyes ; then
428 AC_MSG_CHECKING([whether to install init scripts])
429 # our scripts only work on red hat systems
430 if test -f /etc/init.d/functions -a -f /etc/sysconfig/network ; then
431 ENABLE_INIT_SCRIPTS=1
437 AC_SUBST(ENABLE_INIT_SCRIPTS)
443 # add -include config.h
445 AC_DEFUN([LB_CONFIG_HEADERS],[
446 AC_CONFIG_HEADERS([config.h])
447 CPPFLAGS="-include $PWD/config.h $CPPFLAGS"
448 EXTRA_KCFLAGS="-include $PWD/config.h $EXTRA_KCFLAGS"
449 AC_SUBST(EXTRA_KCFLAGS)
455 # defines for including the toplevel Rules
457 AC_DEFUN([LB_INCLUDE_RULES],[
458 INCLUDE_RULES="include $PWD/Rules"
459 AC_SUBST(INCLUDE_RULES)
465 # 'fixup' default paths
467 AC_DEFUN([LB_PATH_DEFAULTS],
468 [# directories for binaries
469 AC_PREFIX_DEFAULT([/usr])
471 sysconfdir='$(CROSS_PATH)/etc'
474 # Directories for documentation and demos.
475 docdir='$(datadir)/doc/$(PACKAGE)'
487 # checks on the C compiler
489 AC_DEFUN([LB_PROG_CC],
491 AC_CHECK_TOOL(LD, ld, [no])
492 AC_CHECK_TOOL(OBJDUMP, objdump, [no])
493 AC_CHECK_TOOL(STRIP, strip, [no])
495 # --------- unsigned long long sane? -------
496 AC_CHECK_SIZEOF(unsigned long long, 0)
497 echo "---> size SIZEOF $SIZEOF_unsigned_long_long"
498 echo "---> size SIZEOF $ac_cv_sizeof_unsigned_long_long"
499 if test $ac_cv_sizeof_unsigned_long_long != 8 ; then
500 AC_MSG_ERROR([** we assume that sizeof(long long) == 8.])
503 if test $target_cpu == "powerpc64"; then
504 AC_MSG_WARN([set compiler with -m64])
505 CFLAGS="$CFLAGS -m64"
509 CPPFLAGS="-I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include $CPPFLAGS"
511 LLCPPFLAGS="-D__arch_lib__ -D_LARGEFILE64_SOURCE=1"
514 # Add _GNU_SOURCE for strnlen on linux
515 LLCFLAGS="-g -Wall -fPIC -D_GNU_SOURCE"
518 CCASFLAGS="-Wall -fPIC -D_GNU_SOURCE"
521 # everyone builds against lnet and lustre
522 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include"
523 AC_SUBST(EXTRA_KCFLAGS)
529 # AM_CONDITIONAL instances for everything
530 # (so that portals/lustre can disable some if needed)
531 AC_DEFUN([LB_CONDITIONALS],
532 [AM_CONDITIONAL(MODULES, test x$enable_modules = xyes)
533 AM_CONDITIONAL(UTILS, test x$enable_utils = xyes)
534 AM_CONDITIONAL(TESTS, test x$enable_tests = xyes)
535 AM_CONDITIONAL(DOC, test x$ENABLE_DOC = x1)
536 AM_CONDITIONAL(INIT_SCRIPTS, test x$ENABLE_INIT_SCRIPTS = "x1")
537 AM_CONDITIONAL(LINUX, test x$lb_target_os = "xlinux")
538 AM_CONDITIONAL(DARWIN, test x$lb_target_os = "xdarwin")
539 AM_CONDITIONAL(SUNOS, test x$lb_target_os = "xSunOS")
540 AM_CONDITIONAL(USES_DPKG, test x$uses_dpkg = "xyes")
541 AM_CONDITIONAL(ARCH_x86, test x$target_cpu = "xx86_64" -o x$target_cpu = "xi686")
542 AM_CONDITIONAL(ARCH_MIC, test x$target_cpu = "xx86_64" -a x$target_vendor = "xk1om")
544 # Sanity check for PCLMULQDQ instruction availability
545 # PCLMULQDQ instruction is a new instruction available beginning with
546 # the all new Core processor family based on the 32nm microarchitecture
547 # codename Westmere. So, $target_cpu = x86_64 should have this instruction
548 # except MIC microarchitecture (k1om).
549 AM_CONDITIONAL(HAVE_PCLMULQDQ, test x$target_cpu = "xx86_64" -a x$target_vendor != "xk1om")
550 if test x$target_cpu = "xx86_64" -a x$target_vendor != "xk1om" ; then
551 AC_DEFINE(HAVE_PCLMULQDQ, 1, [have PCLMULQDQ instruction])
554 # this lets lustre cancel libsysio, per-branch or if liblustre is
556 if test "x$LIBSYSIO_SUBDIR" = xlibsysio ; then
557 if test "x$with_sysio" != xyes ; then
562 AC_SUBST(LIBSYSIO_SUBDIR)
565 LB_DARWIN_CONDITIONALS
575 # build-specific config files
577 AC_DEFUN([LB_CONFIG_FILES],
583 [Rules:build/Rules.in]
584 AC_PACKAGE_TARNAME[.spec]
586 contrib/lbuild/Makefile
587 contrib/scripts/Makefile
594 # main configure steps
596 AC_DEFUN([LB_CONFIGURE],
601 LB_DOWNSTREAM_RELEASE
618 LC_CONFIG_CLIENT_SERVER
620 # two macros for cmd3
621 m4_ifdef([LC_CONFIG_SPLIT], [LC_CONFIG_SPLIT])
634 LB_DEFINE_E2FSPROGS_NAMES
642 if test "$SNMP_DIST_SUBDIR" ; then
654 if test "$SNMP_DIST_SUBDIR" ; then
658 AC_SUBST(ac_configure_args)
660 MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.* Modules.symvers Module.symvers'
661 AC_SUBST(MOSTLYCLEANFILES)
670 LLCPPFLAGS: $LLCPPFLAGS
672 EXTRA_KCFLAGS: $EXTRA_KCFLAGS
675 Type 'make' to build Lustre.