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],
26 AC_SUBST(lb_target_os)
32 # Check for file existance even when cross compiling
34 AC_DEFUN([LB_CHECK_FILE],
35 [AS_VAR_PUSHDEF([lb_File], [lb_cv_file_$1])dnl
36 AC_CACHE_CHECK([for $1], lb_File,
37 [if test -r "$1"; then
38 AS_VAR_SET(lb_File, yes)
40 AS_VAR_SET(lb_File, no)
42 AS_IF([test AS_VAR_GET(lb_File) = yes], [$2], [$3])[]dnl
43 AS_VAR_POPDEF([lb_File])dnl
49 # LB_CHECK_FILE over multiple files
51 AC_DEFUN([LB_CHECK_FILES],
52 [AC_FOREACH([AC_FILE_NAME], [$1],
53 [LB_CHECK_FILE(AC_FILE_NAME,
54 [AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_[]AC_FILE_NAME), 1,
55 [Define to 1 if you have the
61 # LB_ARG_LIBS_INCLUDES
63 # support for --with-foo, --with-foo-includes, and --with-foo-libs in
64 # a single magical macro
66 AC_DEFUN([LB_ARG_LIBS_INCLUDES],
67 [lb_pathvar="m4_bpatsubst([$2], -, _)"
68 AC_MSG_CHECKING([for $1])
70 AC_HELP_STRING([--with-$2=path],
74 if test x$withval = xyes ; then
75 eval "$lb_pathvar='$3'"
77 eval "$lb_pathvar='$withval'"
79 AC_MSG_RESULT([${!lb_pathvar:-no}])
81 if test x${!lb_pathvar} != x -a x${!lb_pathvar} != xno ; then
82 AC_MSG_CHECKING([for $1 includes])
83 AC_ARG_WITH([$2-includes],
84 AC_HELP_STRING([--with-$2-includes=path],
85 [path to $1 includes]),
88 lb_includevar="${lb_pathvar}_includes"
89 if test x$withval = xyes ; then
90 eval "${lb_includevar}='${!lb_pathvar}/include'"
92 eval "${lb_includevar}='$withval'"
94 AC_MSG_RESULT([${!lb_includevar}])
96 AC_MSG_CHECKING([for $1 libs])
97 AC_ARG_WITH([$2-libs],
98 AC_HELP_STRING([--with-$2-libs=path],
102 lb_libvar="${lb_pathvar}_libs"
103 if test x$withval = xyes ; then
104 eval "${lb_libvar}='${!lb_pathvar}/lib'"
106 eval "${lb_libvar}='$withval'"
108 AC_MSG_RESULT([${!lb_libvar}])
116 # Handle internal/external libsysio
118 AC_DEFUN([LB_PATH_LIBSYSIO],
119 [AC_ARG_WITH([sysio],
120 AC_HELP_STRING([--with-sysio=path],
121 [set path to libsysio source (default is included libsysio)]),
123 case $lb_target_os in
132 AC_MSG_CHECKING([location of libsysio])
133 enable_sysio="$with_sysio"
136 AC_MSG_RESULT([internal])
137 LB_CHECK_FILE([$srcdir/libsysio/src/rmdir.c],[],[
138 AC_MSG_ERROR([A complete internal libsysio was not found.])
140 LIBSYSIO_SUBDIR="libsysio"
141 SYSIO="$PWD/libsysio"
144 AC_MSG_RESULT([disabled])
147 AC_MSG_RESULT([$with_sysio])
148 LB_CHECK_FILE([$with_sysio/lib/libsysio.a],[],[
149 AC_MSG_ERROR([A complete (built) external libsysio was not found.])
156 # We have to configure even if we don't build here for make dist to work
157 AC_CONFIG_SUBDIRS(libsysio)
163 # Handle internal/external ldiskfs
165 AC_DEFUN([LB_PATH_LDISKFS],
166 [AC_ARG_WITH([ldiskfs],
167 AC_HELP_STRING([--with-ldiskfs=path],
168 [set path to ldiskfs source (default is included ldiskfs)]),
170 if test x$linux25$enable_server = xyesyes ; then
176 AC_MSG_CHECKING([location of ldiskfs])
177 case x$with_ldiskfs in
179 AC_MSG_RESULT([internal])
180 LB_CHECK_FILE([$srcdir/ldiskfs/lustre-ldiskfs.spec.in],[],[
181 AC_MSG_ERROR([A complete internal ldiskfs was not found.])
183 LDISKFS_SUBDIR="ldiskfs"
184 LDISKFS_DIR="$PWD/ldiskfs"
187 AC_MSG_RESULT([disabled])
190 AC_MSG_RESULT([$with_ldiskfs])
191 LB_CHECK_FILE([$with_ldiskfs/ldiskfs/linux/ldiskfs_fs.h],[],[
192 AC_MSG_ERROR([A complete (built) external ldiskfs was not found.])
194 LDISKFS_DIR=$with_ldiskfs
197 AC_SUBST(LDISKFS_DIR)
198 AC_SUBST(LDISKFS_SUBDIR)
200 # We have to configure even if we don't build here for make dist to work
201 AC_CONFIG_SUBDIRS(ldiskfs)
205 # LB_DEFINE_LDISKFS_OPTIONS
207 # Enable config options related to ldiskfs. These are used both by ldiskfs
208 # and lvfs (which includes ldiskfs headers.)
210 AC_DEFUN([LB_DEFINE_LDISKFS_OPTIONS],
212 AC_DEFINE(CONFIG_LDISKFS_FS_MODULE, 1, [build ldiskfs as a module])
213 AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [enable extended attributes for ldiskfs])
214 AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [enable posix acls for ldiskfs])
215 AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [enable fs security for ldiskfs])
221 # Enable Cray XT3 features
223 AC_DEFUN([LB_CONFIG_CRAY_XT3],
224 [AC_MSG_CHECKING([whether to build Cray XT3 features])
225 AC_ARG_ENABLE([cray_xt3],
226 AC_HELP_STRING([--enable-cray-xt3],
227 [enable building of Cray XT3 features]),
228 [enable_cray_xt3='yes'],[enable_cray_xt3='no'])
229 AC_MSG_RESULT([$enable_cray_xt3])
230 if test x$enable_cray_xt3 != xno; then
231 AC_DEFINE(CRAY_XT3, 1, Enable Cray XT3 Features)
238 # Enable BGL features
240 AC_DEFUN([LB_CONFIG_BGL],
241 [AC_MSG_CHECKING([whether to build BGL features])
243 AC_HELP_STRING([--enable-bgl],
244 [enable building of BGL features]),
245 [enable_bgl='yes'],[enable_bgl='no'])
246 AC_MSG_RESULT([$enable_bgl])
247 if test x$enable_bgl != xno; then
248 AC_DEFINE(BGL_SUPPORT, 1, Enable BGL Features)
252 enable_liblustre='no'
253 enable_libreadline='no'
260 # check for in-tree snmp support
262 AC_DEFUN([LB_PATH_SNMP],
263 [LB_CHECK_FILE([$srcdir/snmp/lustre-snmp.c],[SNMP_DIST_SUBDIR="snmp"])
264 AC_SUBST(SNMP_DIST_SUBDIR)
265 AC_SUBST(SNMP_SUBDIR)
271 # Build kernel modules?
273 AC_DEFUN([LB_CONFIG_MODULES],
274 [AC_MSG_CHECKING([whether to build kernel modules])
275 AC_ARG_ENABLE([modules],
276 AC_HELP_STRING([--disable-modules],
277 [disable building of Lustre kernel modules]),
279 LC_TARGET_SUPPORTED([
285 AC_MSG_RESULT([$enable_modules ($target_os)])
287 if test x$enable_modules = xyes ; then
298 # This is strange - Lustre supports a target we don't
299 AC_MSG_ERROR([Modules are not supported on $target_os])
310 AC_DEFUN([LB_CONFIG_UTILS],
311 [AC_MSG_CHECKING([whether to build utilities])
312 AC_ARG_ENABLE([utils],
313 AC_HELP_STRING([--disable-utils],
314 [disable building of Lustre utility programs]),
315 [],[enable_utils='yes'])
316 AC_MSG_RESULT([$enable_utils])
317 if test x$enable_utils = xyes ; then
318 LB_CONFIG_INIT_SCRIPTS
327 AC_DEFUN([LB_CONFIG_TESTS],
328 [AC_MSG_CHECKING([whether to build Lustre tests])
329 AC_ARG_ENABLE([tests],
330 AC_HELP_STRING([--disable-tests],
331 [disable building of Lustre tests]),
336 AC_MSG_RESULT([$enable_tests])
344 AC_DEFUN([LB_CONFIG_DOCS],
345 [AC_MSG_CHECKING([whether to build docs])
347 AC_HELP_STRING([--disable-doc],
348 [skip creation of pdf documentation]),
350 if test x$enable_doc = xyes ; then
359 AC_MSG_RESULT([$enable_doc])
364 # LB_CONFIG_INIT_SCRIPTS
366 # our init scripts only work on red hat linux
368 AC_DEFUN([LB_CONFIG_INIT_SCRIPTS],
369 [ENABLE_INIT_SCRIPTS=0
370 if test x$enable_utils = xyes ; then
371 AC_MSG_CHECKING([whether to install init scripts])
372 # our scripts only work on red hat systems
373 if test -f /etc/init.d/functions -a -f /etc/sysconfig/network ; then
374 ENABLE_INIT_SCRIPTS=1
380 AC_SUBST(ENABLE_INIT_SCRIPTS)
386 # add -include config.h
388 AC_DEFUN([LB_CONFIG_HEADERS],
389 [AC_CONFIG_HEADERS([config.h])
390 CPPFLAGS="-include \$(top_builddir)/config.h $CPPFLAGS"
391 EXTRA_KCFLAGS="-include $PWD/config.h $EXTRA_KCFLAGS"
392 AC_SUBST(EXTRA_KCFLAGS)
398 # defines for including the toplevel Rules
400 AC_DEFUN([LB_INCLUDE_RULES],
401 [INCLUDE_RULES="include $PWD/Rules"
402 AC_SUBST(INCLUDE_RULES)
408 # 'fixup' default paths
410 AC_DEFUN([LB_PATH_DEFAULTS],
411 [# directories for binaries
412 AC_PREFIX_DEFAULT([/usr])
417 # Directories for documentation and demos.
418 docdir='${datadir}/doc/$(PACKAGE)'
429 # checks on the C compiler
431 AC_DEFUN([LB_PROG_CC],
433 AC_MSG_CHECKING([for buggy compiler])
434 CC_VERSION=`$CC -v 2>&1 | grep "^gcc version"`
436 AC_MSG_RESULT([buggy compiler found!])
438 echo " '$CC_VERSION'"
439 echo " has been known to generate bad code, "
440 echo " please get an updated compiler."
441 AC_MSG_ERROR([sorry])
443 case "$CC_VERSION" in
447 # ost_pack_niobuf putting 64bit NTOH temporaries on the stack
448 # without "sub $0xc,%esp" to protect the stack from being
449 # stomped on by interrupts (bug 606)
450 "gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)")
453 # mandrake's similar sub 0xc compiler bug
454 # http://marc.theaimsgroup.com/?l=linux-kernel&m=104748366226348&w=2
455 "gcc version 2.96 20000731 (Mandrake Linux 8.1 2.96-0.62mdk)")
459 AC_MSG_RESULT([no known problems])
463 # --------- unsigned long long sane? -------
464 AC_CHECK_SIZEOF(unsigned long long, 0)
465 echo "---> size SIZEOF $SIZEOF_unsigned_long_long"
466 echo "---> size SIZEOF $ac_cv_sizeof_unsigned_long_long"
467 if test $ac_cv_sizeof_unsigned_long_long != 8 ; then
468 AC_MSG_ERROR([** we assume that sizeof(long long) == 8. Tell phil@clusterfs.com])
472 AC_CHECK_DECL([__i386__], [], [
474 if test x$enable_bgl != xyes; then
475 AC_MSG_CHECKING([if $CC accepts -m64])
478 AC_TRY_COMPILE([],[],[
488 CPPFLAGS="-I\$(top_builddir)/lnet/include -I\$(top_srcdir)/lnet/include -I\$(top_builddir)/lustre/include -I\$(top_srcdir)/lustre/include $CPPFLAGS"
490 LLCPPFLAGS="-D__arch_lib__ -D_LARGEFILE64_SOURCE=1"
493 LLCFLAGS="-g -Wall -fPIC"
496 # everyone builds against lnet and lustre
497 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/lnet/include -I$PWD/lustre/include"
498 AC_SUBST(EXTRA_KCFLAGS)
504 # AM_CONDITIONAL instances for everything
505 # (so that portals/lustre can disable some if needed)
506 AC_DEFUN([LB_CONDITIONALS],
507 [AM_CONDITIONAL(MODULES, test x$enable_modules = xyes)
508 AM_CONDITIONAL(UTILS, test x$enable_utils = xyes)
509 AM_CONDITIONAL(TESTS, test x$enable_tests = xyes)
510 AM_CONDITIONAL(DOC, test x$ENABLE_DOC = x1)
511 AM_CONDITIONAL(INIT_SCRIPTS, test x$ENABLE_INIT_SCRIPTS = "x1")
512 AM_CONDITIONAL(LINUX, test x$lb_target_os = "xlinux")
513 AM_CONDITIONAL(DARWIN, test x$lb_target_os = "xdarwin")
514 AM_CONDITIONAL(CRAY_XT3, test x$enable_cray_xt3 = "xyes")
516 # this lets lustre cancel libsysio, per-branch or if liblustre is
518 if test "x$LIBSYSIO_SUBDIR" = xlibsysio ; then
519 if test "x$with_sysio" != xyes ; then
524 AC_SUBST(LIBSYSIO_SUBDIR)
527 LB_LINUX_CONDITIONALS
528 LB_DARWIN_CONDITIONALS
537 # build-specific config files
539 AC_DEFUN([LB_CONFIG_FILES],
545 [Rules:build/Rules.in]
546 AC_PACKAGE_TARNAME[.spec]
553 # main configure steps
555 AC_DEFUN([LB_CONFIGURE],
569 LC_CONFIG_CLIENT_SERVER
571 # three macros for cmd3
587 if test "$SNMP_DIST_SUBDIR" ; then
597 if test "$SNMP_DIST_SUBDIR" ; then
601 AC_SUBST(ac_configure_args)
603 MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.*'
604 AC_SUBST(MOSTLYCLEANFILES)
613 LLCPPFLAGS: $LLCPPFLAGS
615 EXTRA_KCFLAGS: $EXTRA_KCFLAGS
618 Type 'make' to build Lustre.