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
158 AC_CONFIG_SUBDIRS(libsysio)
164 # configure support for Cray Portals
166 AC_DEFUN([LB_CONFIG_PORTALS],
167 [AC_MSG_CHECKING([for external Portals])
168 AC_ARG_WITH([portals],
169 AC_HELP_STRING([--with-portals=path],
170 [set path to portals]),
172 case $with_portals in
176 *) if test x$with_portals != x ; then
177 PORTALS="$with_portals"
180 AC_MSG_ERROR([Path to portals must be specified])
186 ], [enable_portals=no])
187 AC_MSG_CHECKING([location of portals])
188 case x$enable_portals in
190 AC_MSG_RESULT([$PORTALS])
191 LB_CHECK_FILE([$PORTALS/include/portals/api.h],[],
192 AC_MSG_ERROR([Cannot find portals headers]))
195 AC_MSG_RESULT([no external portals])
203 # LB_CONFIG_LUSTRE_PORTALS
205 # configure support for Lustre Portals
207 AC_DEFUN([LB_CONFIG_LUSTRE_PORTALS],
208 [AC_MSG_CHECKING([for Lustre Portals])
209 AC_ARG_WITH([lustre-portals],
210 AC_HELP_STRING([--with-lustre-portals=path],
211 [set path to Lustre portals]),
213 case $with_lustre_portals in
214 yes) LUSTRE_PORTALS="$PWD/portals"
215 enable_lustre_portals=yes
217 no) LUSTRE_PORTALS=""
218 enable_lustre_portals=no
220 *) if test x$with_lustre_portals != x ; then
221 LUSTRE_PORTALS="$with_lustre_portals"
223 LUSTRE_PORTALS="$PWD/portals"
225 enable_lustre_portals=yes
229 ], [enable_lustre_portals=no])
231 AC_MSG_CHECKING([location of Lustre portals])
232 case x$enable_lustre_portals in
234 AC_MSG_RESULT([$LUSTRE_PORTALS])
235 LB_CHECK_FILE([$LUSTRE_PORTALS/include/portals/api.h],[LUSTRE_PORTALS_SUBDIR="portals"],
236 AC_MSG_ERROR([Cannot find Lustre portals headers]))
239 AC_MSG_RESULT([disable Lustre portals])
243 AC_SUBST(LUSTRE_PORTALS_SUBDIR)
244 AC_SUBST(LUSTRE_PORTALS)
250 # Enable Cray XT3 features
252 AC_DEFUN([LB_CONFIG_CRAY_XT3],
253 [AC_MSG_CHECKING([whether to build Cray XT3 features])
254 AC_ARG_ENABLE([cray_xt3],
255 AC_HELP_STRING([--enable-cray-xt3],
256 [enable building of Cray XT3 features]),
257 [enable_cray_xt3='yes'],[enable_cray_xt3='no'])
258 AC_MSG_RESULT([$enable_cray_xt3])
259 if test x$enable_cray_xt3 != xno; then
260 AC_DEFINE(CRAY_XT3, 1, Enable Cray XT3 Features)
268 # check for in-tree snmp support
270 AC_DEFUN([LB_PATH_SNMP],
271 [LB_CHECK_FILE([$srcdir/snmp/lustre-snmp.c],[SNMP_DIST_SUBDIR="snmp"])
272 AC_SUBST(SNMP_DIST_SUBDIR)
273 AC_SUBST(SNMP_SUBDIR)
279 # Build kernel modules?
281 AC_DEFUN([LB_CONFIG_MODULES],
282 [AC_MSG_CHECKING([whether to build kernel modules])
283 AC_ARG_ENABLE([modules],
284 AC_HELP_STRING([--disable-modules],
285 [disable building of Lustre kernel modules]),
287 LC_TARGET_SUPPORTED([
293 AC_MSG_RESULT([$enable_modules ($target_os)])
295 if test x$enable_modules = xyes ; then
304 # This is strange - Lustre supports a target we don't
305 AC_MSG_ERROR([Modules are not supported on $target_os])
316 AC_DEFUN([LB_CONFIG_UTILS],
317 [AC_MSG_CHECKING([whether to build utilities])
318 AC_ARG_ENABLE([utils],
319 AC_HELP_STRING([--disable-utils],
320 [disable building of Lustre utility programs]),
321 [],[enable_utils='yes'])
322 AC_MSG_RESULT([$enable_utils])
323 if test x$enable_utils = xyes ; then
324 LB_CONFIG_INIT_SCRIPTS
333 AC_DEFUN([LB_CONFIG_TESTS],
334 [AC_MSG_CHECKING([whether to build Lustre tests])
335 AC_ARG_ENABLE([tests],
336 AC_HELP_STRING([--disable-tests],
337 [disable building of Lustre tests]),
342 AC_MSG_RESULT([$enable_tests])
350 AC_DEFUN([LB_CONFIG_DOCS],
351 [AC_MSG_CHECKING([whether to build docs])
353 AC_HELP_STRING([--disable-doc],
354 [skip creation of pdf documentation]),
356 if test x$enable_doc = xyes ; then
365 AC_MSG_RESULT([$enable_doc])
370 # LB_CONFIG_INIT_SCRIPTS
372 # our init scripts only work on red hat linux
374 AC_DEFUN([LB_CONFIG_INIT_SCRIPTS],
375 [ENABLE_INIT_SCRIPTS=0
376 if test x$enable_utils = xyes ; then
377 AC_MSG_CHECKING([whether to install init scripts])
378 # our scripts only work on red hat systems
379 if test -f /etc/init.d/functions -a -f /etc/sysconfig/network ; then
380 ENABLE_INIT_SCRIPTS=1
386 AC_SUBST(ENABLE_INIT_SCRIPTS)
392 # add -include config.h
394 AC_DEFUN([LB_CONFIG_HEADERS],
395 [AC_CONFIG_HEADERS([config.h])
396 CPPFLAGS="-include \$(top_builddir)/config.h $CPPFLAGS"
397 EXTRA_KCFLAGS="-include $PWD/config.h $EXTRA_KCFLAGS"
398 AC_SUBST(EXTRA_KCFLAGS)
404 # defines for including the toplevel Rules
406 AC_DEFUN([LB_INCLUDE_RULES],
407 [INCLUDE_RULES="include $PWD/build/Rules"
408 AC_SUBST(INCLUDE_RULES)
414 # 'fixup' default paths
416 AC_DEFUN([LB_PATH_DEFAULTS],
417 [# directories for binaries
418 AC_PREFIX_DEFAULT([/usr])
423 # Directories for documentation and demos.
424 docdir='${datadir}/doc/$(PACKAGE)'
435 # checks on the C compiler
437 AC_DEFUN([LB_PROG_CC],
439 AC_MSG_CHECKING([for buggy compiler])
440 CC_VERSION=`$CC -v 2>&1 | grep "^gcc version"`
442 AC_MSG_RESULT([buggy compiler found!])
444 echo " '$CC_VERSION'"
445 echo " has been known to generate bad code, "
446 echo " please get an updated compiler."
447 AC_MSG_ERROR([sorry])
449 case "$CC_VERSION" in
453 # ost_pack_niobuf putting 64bit NTOH temporaries on the stack
454 # without "sub $0xc,%esp" to protect the stack from being
455 # stomped on by interrupts (bug 606)
456 "gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)")
459 # mandrake's similar sub 0xc compiler bug
460 # http://marc.theaimsgroup.com/?l=linux-kernel&m=104748366226348&w=2
461 "gcc version 2.96 20000731 (Mandrake Linux 8.1 2.96-0.62mdk)")
465 AC_MSG_RESULT([no known problems])
469 # --------- unsigned long long sane? -------
470 AC_CHECK_SIZEOF(unsigned long long, 0)
471 echo "---> size SIZEOF $SIZEOF_unsigned_long_long"
472 echo "---> size SIZEOF $ac_cv_sizeof_unsigned_long_long"
473 if test $ac_cv_sizeof_unsigned_long_long != 8 ; then
474 AC_MSG_ERROR([** we assume that sizeof(long long) == 8. Tell phil@clusterfs.com])
477 AC_MSG_CHECKING([if $CC accepts -m64])
480 AC_TRY_COMPILE([],[],[
487 CPPFLAGS="-I\$(top_builddir)/lnet/include -I\$(top_srcdir)/lnet/include -I\$(top_builddir)/lustre/include -I\$(top_srcdir)/lustre/include $CPPFLAGS"
489 LLCPPFLAGS="-D__arch_lib__ -D_LARGEFILE64_SOURCE=1"
492 LLCFLAGS="-g -Wall -fPIC"
495 # everyone builds against lnet and lustre
496 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/lnet/include -I$PWD/lustre/include"
497 AC_SUBST(EXTRA_KCFLAGS)
503 # AM_CONDITIONAL instances for everything
504 # (so that portals/lustre can disable some if needed)
505 AC_DEFUN([LB_CONDITIONALS],
506 [AM_CONDITIONAL(MODULES, test x$enable_modules = xyes)
507 AM_CONDITIONAL(UTILS, test x$enable_utils = xyes)
508 AM_CONDITIONAL(TESTS, test x$enable_tests = xyes)
509 AM_CONDITIONAL(DOC, test x$ENABLE_DOC = x1)
510 AM_CONDITIONAL(INIT_SCRIPTS, test x$ENABLE_INIT_SCRIPTS = "x1")
511 AM_CONDITIONAL(BUILD_PORTALS, test x$LUSTRE_PORTALS_SUBDIR = "xportals")
512 AM_CONDITIONAL(LINUX, test x$lb_target_os = "xlinux")
513 AM_CONDITIONAL(DARWIN, test x$lb_target_os = "xdarwin")
515 # this lets lustre cancel libsysio, per-branch or if liblustre is
517 if test "x$LIBSYSIO_SUBDIR" = xlibsysio ; then
518 if test "x$with_sysio" != xyes ; then
523 AC_SUBST(LIBSYSIO_SUBDIR)
526 LB_LINUX_CONDITIONALS
527 LB_DARWIN_CONDITIONALS
531 #if test "$LUSTRE_PORTALS" ; then
539 # main configure steps
541 AC_DEFUN([LB_CONFIGURE],
547 if ! test "$PORTALS" ; then
548 # if portals is configured, Lustre portals will be ignored
549 LB_CONFIG_LUSTRE_PORTALS
559 if test "$LUSTRE_PORTALS" ; then
566 LC_CONFIG_CLIENT_SERVER
575 if test "$LUSTRE_PORTALS" ; then
578 if test "$SNMP_DIST_SUBDIR" ; then
586 [Makefile:build/Makefile.in.toplevel]
589 build/autoconf/Makefile
596 if test "$LUSTRE_PORTALS" ; then
599 if test "$SNMP_DIST_SUBDIR" ; then
603 AC_SUBST(ac_configure_args)
605 MOSTLYCLEANFILES='.*.cmd .*.flags *.o *.ko *.mod.c .depend .*.1.*'
606 AC_SUBST(MOSTLYCLEANFILES)
615 LLCPPFLAGS: $LLCPPFLAGS
617 EXTRA_KCFLAGS: $EXTRA_KCFLAGS
620 Type 'make' to build Lustre.