4 # Check compiler version
6 AC_DEFUN([LP_CHECK_GCC_VERSION],
7 [AC_MSG_CHECKING([compiler version])
8 PTL_CC_VERSION=`$CC --version | awk '/^gcc/{print $ 3}'`
9 PTL_MIN_CC_VERSION="3.2.2"
11 awk -F. '{printf "%d\n", (($ 1)*100+($ 2))*100+($ 3)}'
13 if test -z "$PTL_CC_VERSION" -o \
14 `echo $PTL_CC_VERSION | v2n` -ge `echo $PTL_MIN_CC_VERSION | v2n`; then
17 AC_MSG_RESULT([Buggy compiler found])
18 AC_MSG_ERROR([Need gcc version >= $PTL_MIN_CC_VERSION])
25 # check if zerocopy is available/wanted
27 AC_DEFUN([LP_CONFIG_ZEROCOPY],
28 [AC_MSG_CHECKING([for zero-copy TCP support])
29 AC_ARG_ENABLE([zerocopy],
30 AC_HELP_STRING([--disable-zerocopy],
31 [disable socknal zerocopy]),
32 [],[enable_zerocopy='yes'])
33 if test x$enable_zerocopy = xno ; then
34 AC_MSG_RESULT([no (by request)])
36 ZCCD="`grep -c zccd $LINUX/include/linux/skbuff.h`"
37 if test "$ZCCD" != 0 ; then
38 AC_DEFINE(SOCKNAL_ZC, 1, [use zero-copy TCP])
41 AC_MSG_RESULT([no (no kernel support)])
49 # check if cpu affinity is available/wanted
51 AC_DEFUN([LP_CONFIG_AFFINITY],
52 [AC_ARG_ENABLE([affinity],
53 AC_HELP_STRING([--disable-affinity],
54 [disable process/irq affinity]),
55 [],[enable_affinity='yes'])
57 AC_MSG_CHECKING([for CPU affinity support])
58 if test x$enable_affinity = xno ; then
59 AC_MSG_RESULT([no (by request)])
61 LB_LINUX_TRY_COMPILE([
62 #include <linux/sched.h>
70 set_cpus_allowed(&t, m);
72 AC_DEFINE(CPU_AFFINITY, 1, [kernel has cpu affinity support])
75 AC_MSG_RESULT([no (no kernel support)])
83 # check if quadrics support is in this kernel
85 AC_DEFUN([LP_CONFIG_QUADRICS],
86 [AC_MSG_CHECKING([for QsNet sources])
88 AC_HELP_STRING([--with-qsnet=path],
89 [set path to qsnet source (default=$LINUX)]),
92 AC_MSG_RESULT([$QSNET])
94 AC_MSG_CHECKING([if quadrics kernel headers are present])
95 if test -d $QSNET/drivers/net/qsnet ; then
98 AC_MSG_CHECKING([for multirail EKC])
99 if test -f $QSNET/include/elan/epcomms.h; then
100 AC_MSG_RESULT([supported])
101 QSWCPPFLAGS="-I$QSNET/include -DMULTIRAIL_EKC=1"
103 AC_MSG_RESULT([not supported])
104 if test -d $QSNET/drivers/net/qsnet/include; then
105 QSWCPPFLAGS="-I$QSNET/drivers/net/qsnet/include"
107 QSWCPPFLAGS="-I$QSNET/include/linux"
115 AC_SUBST(QSWCPPFLAGS)
122 # check if GM support is available
124 AC_DEFUN([LP_CONFIG_GM],
125 [LB_ARG_LIBS_INCLUDES([Myrinet],[gm])
126 if test x$gm_includes != x ; then
127 GMCPPFLAGS="-I$gm_includes"
128 if test -d "$gm/drivers" ; then
129 GMCPPFLAGS="$GMCPPFLAGS -I$gm/drivers -I$gm/drivers/linux/gm"
134 if test x$gm_libs != x ; then
140 if test x$gm != x ; then
151 # check for OpenIB in the kernel
152 AC_DEFUN([LP_CONFIG_OPENIB],[
153 AC_MSG_CHECKING([whether to enable OpenIB support])
155 OPENIBPATH="$LINUX/drivers/infiniband"
156 AC_ARG_WITH([openib],
157 AC_HELP_STRING([--with-openib=path],
158 [build openibnal against path]),
165 *) OPENIBPATH="$with_openib"
172 if test $ENABLEOPENIB -eq 0; then
173 AC_MSG_RESULT([disabled])
174 elif test ! \( -f ${OPENIBPATH}/include/ts_ib_core.h -a \
175 -f ${OPENIBPATH}/include/ts_ib_cm.h -a\
176 -f ${OPENIBPATH}/include/ts_ib_sa_client.h \); then
178 case $ENABLEOPENIB in
180 2) AC_MSG_ERROR([kernel OpenIB headers not present]);;
181 3) AC_MSG_ERROR([bad --with-openib path]);;
182 *) AC_MSG_ERROR([internal error]);;
185 case $ENABLEOPENIB in
186 1|2) OPENIBCPPFLAGS="-I$OPENIBPATH/include -DIN_TREE_BUILD";;
187 3) OPENIBCPPFLAGS="-I$OPENIBPATH/include";;
188 *) AC_MSG_RESULT([no])
189 AC_MSG_ERROR([internal error]);;
191 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
192 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $OPENIBCPPFLAGS"
193 LB_LINUX_TRY_COMPILE([
194 #include <ts_ib_core.h>
195 #include <ts_ib_cm.h>
196 #include <ts_ib_sa_client.h>
198 struct ib_device_properties dev_props;
199 struct ib_cm_active_param cm_active_params;
200 tTS_IB_CLIENT_QUERY_TID tid;
201 int enum1 = IB_QP_ATTRIBUTE_STATE;
202 int enum2 = IB_ACCESS_LOCAL_WRITE;
203 int enum3 = IB_CQ_CALLBACK_INTERRUPT;
204 int enum4 = IB_CQ_PROVIDER_REARM;
208 OPENIBNAL="openibnal"
211 case $ENABLEOPENIB in
213 2) AC_MSG_ERROR([can't compile with kernel OpenIB headers]);;
214 3) AC_MSG_ERROR([can't compile with OpenIB headers under $OPENIBPATH]);;
215 *) AC_MSG_ERROR([internal error]);;
220 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
222 AC_SUBST(OPENIBCPPFLAGS)
229 # check for infinicon infiniband support
234 # check for infinicon infiniband support
236 AC_DEFUN([LP_CONFIG_IIB],[
237 AC_MSG_CHECKING([whether to enable Infinicon support])
239 IIBPATH="/usr/include"
241 AC_HELP_STRING([--with-iib=path],
242 [build iibnal against path]),
249 *) IIBPATH="${with_iib}/include"
256 if test $ENABLEIIB -eq 0; then
257 AC_MSG_RESULT([disabled])
258 elif test ! \( -f ${IIBPATH}/linux/iba/ibt.h \); then
262 2) AC_MSG_ERROR([default Infinicon headers not present]);;
263 3) AC_MSG_ERROR([bad --with-iib path]);;
264 *) AC_MSG_ERROR([internal error]);;
267 IIBCPPFLAGS="-I$IIBPATH"
268 if test $IIBPATH != "/usr/include"; then
269 # we need /usr/include come what may
270 IIBCPPFLAGS="$IIBCPPFLAGS -I/usr/include"
272 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
273 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $IIBCPPFLAGS"
274 LB_LINUX_TRY_COMPILE([
275 #include <linux/iba/ibt.h>
277 IBT_INTERFACE_UNION interfaces;
280 rc = IbtGetInterfaceByVersion(IBT_INTERFACE_VERSION_2,
283 return rc == FSUCCESS ? 0 : 1;
291 2) AC_MSG_ERROR([can't compile with default Infinicon headers]);;
292 3) AC_MSG_ERROR([can't compile with Infinicon headers under $IIBPATH]);;
293 *) AC_MSG_ERROR([internal error]);;
298 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
300 AC_SUBST(IIBCPPFLAGS)
307 # check for Voltaire infiniband support
309 AC_DEFUN([LP_CONFIG_VIB],
310 [AC_MSG_CHECKING([whether to enable Voltaire IB support])
313 AC_HELP_STRING([--with-vib=path],
314 [build vibnal against path]),
317 no) AC_MSG_RESULT([no]);;
318 *) VIBPATH="${with_vib}/src/nvigor/ib-code"
319 if test -d "$with_vib" -a -d "$VIBPATH"; then
323 AC_MSG_ERROR([No directory $VIBPATH])
329 if test -z "$VIBPATH"; then
332 VIBCPPFLAGS="-I${VIBPATH}/include -I${VIBPATH}/cm"
333 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
334 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
335 LB_LINUX_TRY_COMPILE([
336 #include <linux/list.h>
337 #include <asm/byteorder.h>
342 #ifdef __LITTLE_ENDIAN
353 ibat_arp_data_t arp_data;
356 vvrc = vv_hca_open("ANY_HCA", NULL, &kib_hca);
357 cep = cm_create_cep(cm_cep_transp_rc);
358 ibatrc = ibat_get_ib_data((uint32_t)0, (uint32_t)0,
359 ibat_paths_primary, &arp_data,
360 (ibat_get_ib_data_reply_fn_t)NULL,
366 AC_MSG_ERROR([can't compile vibnal with given path])
368 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
370 if test -n "$VIBNAL"; then
371 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
372 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
373 AC_MSG_CHECKING([if Voltaire still uses void * sg addresses])
374 LB_LINUX_TRY_COMPILE([
375 #include <linux/list.h>
376 #include <asm/byteorder.h>
381 #ifdef __LITTLE_ENDIAN
391 return &sg.v_address[3] == NULL;
394 VIBCPPFLAGS="$VIBCPPFLAGS -DIBNAL_VOIDSTAR_SGADDR=1"
398 AC_MSG_CHECKING([if page_to_phys() must avoid sign extension])
399 LB_LINUX_TRY_COMPILE([
400 #include <linux/kernel.h>
401 #include <linux/mm.h>
402 #include <linux/unistd.h>
403 #include <asm/system.h>
410 case (sizeof(typeof(page_to_phys(&p))) < 8):
415 VIBCPPFLAGS="$VIBCPPFLAGS -DIBNAL_32BIT_PAGE2PHYS=1"
419 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
421 AC_SUBST(VIBCPPFLAGS)
428 # check whether to use the RapidArray nal
430 AC_DEFUN([LP_CONFIG_RANAL],
432 AC_MSG_CHECKING([if RapidArray kernel headers are present])
434 RACPPFLAGS="-I${LINUX}/drivers/xd1/include"
435 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
436 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $RACPPFLAGS"
437 LB_LINUX_TRY_COMPILE([
438 #include <linux/types.h>
442 RAP_PVOID dev_handle;
444 rc = RapkGetDeviceByIndex(0, NULL, &dev_handle);
446 return rc == RAP_SUCCESS ? 0 : 1;
455 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
461 # LP_STRUCT_PAGE_LIST
463 # 2.6.4 no longer has page->list
465 AC_DEFUN([LP_STRUCT_PAGE_LIST],
466 [AC_MSG_CHECKING([if struct page has a list field])
467 LB_LINUX_TRY_COMPILE([
468 #include <linux/mm.h>
474 AC_DEFINE(HAVE_PAGE_LIST, 1, [struct page has a list field])
483 # red hat 2.4 adds sighand to struct task_struct
485 AC_DEFUN([LP_STRUCT_SIGHAND],
486 [AC_MSG_CHECKING([if task_struct has a sighand field])
487 LB_LINUX_TRY_COMPILE([
488 #include <linux/sched.h>
490 struct task_struct p;
493 AC_DEFINE(CONFIG_RH_2_4_20, 1, [this kernel contains Red Hat 2.4.20 patches])
503 # cpu_online is different in rh 2.4, vanilla 2.4, and 2.6
505 AC_DEFUN([LP_FUNC_CPU_ONLINE],
506 [AC_MSG_CHECKING([if kernel defines cpu_online()])
507 LB_LINUX_TRY_COMPILE([
508 #include <linux/sched.h>
513 AC_DEFINE(HAVE_CPU_ONLINE, 1, [cpu_online found])
522 # same goes for cpumask_t
524 AC_DEFUN([LP_TYPE_CPUMASK_T],
525 [AC_MSG_CHECKING([if kernel defines cpumask_t])
526 LB_LINUX_TRY_COMPILE([
527 #include <linux/sched.h>
529 return sizeof (cpumask_t);
532 AC_DEFINE(HAVE_CPUMASK_T, 1, [cpumask_t found])
541 # we export show_task(), but not all kernels have it (yet)
543 AC_DEFUN([LP_FUNC_SHOW_TASK],
544 [AC_MSG_CHECKING([if kernel exports show_task])
546 for file in ksyms sched ; do
547 if grep -q "EXPORT_SYMBOL(show_task)" \
548 "$LINUX/kernel/$file.c" 2>/dev/null ; then
553 if test x$have_show_task = x1 ; then
554 AC_DEFINE(HAVE_SHOW_TASK, 1, [show_task is exported])
564 # Portals linux kernel checks
566 AC_DEFUN([LP_PROG_LINUX],
567 [LP_CHECK_GCC_VERSION
590 AC_DEFUN([LP_PROG_DARWIN],
591 [LB_DARWIN_CHECK_FUNCS([get_preemption_level])
597 # default paths for installed files
599 AC_DEFUN([LP_PATH_DEFAULTS],
606 # other configure checks
608 AC_DEFUN([LP_CONFIGURE],
609 [# portals/utils/portals.c
610 AC_CHECK_HEADERS([netdb.h netinet/tcp.h asm/types.h endian.h sys/ioctl.h])
611 AC_CHECK_FUNCS([gethostbyname socket connect])
613 # portals/utils/debug.c
614 AC_CHECK_HEADERS([linux/version.h])
616 AC_CHECK_TYPE([spinlock_t],
617 [AC_DEFINE(HAVE_SPINLOCK_T, 1, [spinlock_t is defined])],
619 [#include <linux/spinlock.h>])
621 # portals/utils/wirecheck.c
622 AC_CHECK_FUNCS([strnlen])
624 # -------- Check for required packages --------------
627 LIBS="-lncurses $LIBS"
628 AC_CHECK_LIB([readline],[readline],[
629 LIBREADLINE="-lreadline -lncurses"
630 AC_DEFINE(HAVE_LIBREADLINE, 1, [readline library is available])
635 AC_SUBST(LIBREADLINE)
637 AC_MSG_CHECKING([if efence debugging support is requested])
638 AC_ARG_ENABLE(efence,
639 AC_HELP_STRING([--enable-efence],
640 [use efence library]),
641 [],[enable_efence='no'])
642 AC_MSG_RESULT([$enable_efence])
643 if test "$enable_efence" = "yes" ; then
645 AC_DEFINE(HAVE_LIBEFENCE, 1, [libefence support is requested])
651 # -------- enable acceptor libwrap (TCP wrappers) support? -------
652 AC_MSG_CHECKING([if libwrap support is requested])
653 AC_ARG_ENABLE([libwrap],
654 AC_HELP_STRING([--enable-libwrap], [use TCP wrappers]),
655 [case "${enableval}" in
656 yes) enable_libwrap=yes ;;
657 no) enable_libwrap=no ;;
658 *) AC_MSG_ERROR(bad value ${enableval} for --enable-libwrap) ;;
659 esac],[enable_libwrap=no])
660 AC_MSG_RESULT([$enable_libwrap])
661 if test x$enable_libwrap = xyes ; then
663 AC_DEFINE(HAVE_LIBWRAP, 1, [libwrap support is requested])
669 # ----------------------------------------
670 # some tests for catamount-like systems
671 # ----------------------------------------
672 AC_ARG_ENABLE([sysio_init],
673 AC_HELP_STRING([--disable-sysio-init],
674 [call sysio init functions when initializing liblustre]),
675 [],[enable_sysio_init=yes])
676 AC_MSG_CHECKING([whether to initialize libsysio])
677 AC_MSG_RESULT([$enable_sysio_init])
678 if test x$enable_sysio_init != xno ; then
679 AC_DEFINE([INIT_SYSIO], 1, [call sysio init functions])
682 AC_ARG_ENABLE([urandom],
683 AC_HELP_STRING([--disable-urandom],
684 [disable use of /dev/urandom for liblustre]),
685 [],[enable_urandom=yes])
686 AC_MSG_CHECKING([whether to use /dev/urandom for liblustre])
687 AC_MSG_RESULT([$enable_urandom])
688 if test x$enable_urandom != xno ; then
689 AC_DEFINE([LIBLUSTRE_USE_URANDOM], 1, [use /dev/urandom for random data])
692 # -------- check for -lcap and -lpthread ----
693 if test x$enable_liblustre = xyes ; then
694 AC_CHECK_LIB([cap], [cap_get_proc],
697 AC_DEFINE([HAVE_LIBCAP], 1, [use libcap])
701 AC_CHECK_LIB([pthread], [pthread_create],
703 PTHREAD_LIBS="-lpthread"
704 AC_DEFINE([HAVE_LIBPTHREAD], 1, [use libpthread])
707 AC_SUBST(PTHREAD_LIBS)
714 # AM_CONDITOINAL defines for portals
716 AC_DEFUN([LP_CONDITIONALS],
717 [AM_CONDITIONAL(BUILD_QSWNAL, test x$QSWNAL = "xqswnal")
718 AM_CONDITIONAL(BUILD_GMNAL, test x$GMNAL = "xgmnal")
719 AM_CONDITIONAL(BUILD_OPENIBNAL, test x$OPENIBNAL = "xopenibnal")
720 AM_CONDITIONAL(BUILD_IIBNAL, test x$IIBNAL = "xiibnal")
721 AM_CONDITIONAL(BUILD_VIBNAL, test x$VIBNAL = "xvibnal")
722 AM_CONDITIONAL(BUILD_RANAL, test x$RANAL = "xranal")
728 # files that should be generated with AC_OUTPUT
730 AC_DEFUN([LP_CONFIG_FILES],
735 portals/autoconf/Makefile
737 portals/include/Makefile
738 portals/include/libcfs/Makefile
739 portals/include/libcfs/linux/Makefile
740 portals/include/portals/Makefile
741 portals/include/portals/linux/Makefile
742 portals/knals/Makefile
743 portals/knals/autoMakefile
744 portals/knals/gmnal/Makefile
745 portals/knals/gmnal/autoMakefile
746 portals/knals/openibnal/Makefile
747 portals/knals/openibnal/autoMakefile
748 portals/knals/iibnal/Makefile
749 portals/knals/iibnal/autoMakefile
750 portals/knals/vibnal/Makefile
751 portals/knals/vibnal/autoMakefile
752 portals/knals/lonal/Makefile
753 portals/knals/lonal/autoMakefile
754 portals/knals/qswnal/Makefile
755 portals/knals/qswnal/autoMakefile
756 portals/knals/ranal/Makefile
757 portals/knals/ranal/autoMakefile
758 portals/knals/socknal/Makefile
759 portals/knals/socknal/autoMakefile
760 portals/libcfs/Makefile
761 portals/libcfs/autoMakefile
762 portals/libcfs/linux/Makefile
763 portals/portals/Makefile
764 portals/portals/autoMakefile
765 portals/router/Makefile
766 portals/router/autoMakefile
767 portals/tests/Makefile
768 portals/tests/autoMakefile
769 portals/unals/Makefile
770 portals/utils/Makefile
772 case $lb_target_os in
775 portals/include/libcfs/darwin/Makefile
776 portals/include/portals/darwin/Makefile
777 portals/libcfs/darwin/Makefile