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$QSNET/include/linux"
111 LB_LINUX_CONFIG([QSNET],[],[
112 LB_LINUX_CONFIG([QSNET_MODULE],[],[
113 AC_MSG_WARN([QSNET is not enabled in this kernel; not building qswnal.])
123 AC_SUBST(QSWCPPFLAGS)
130 # check if GM support is available
132 AC_DEFUN([LP_CONFIG_GM],
133 [LB_ARG_LIBS_INCLUDES([Myrinet],[gm])
134 if test x$gm_includes != x ; then
135 GMCPPFLAGS="-I$gm_includes"
136 if test -d "$gm/drivers" ; then
137 GMCPPFLAGS="$GMCPPFLAGS -I$gm/drivers -I$gm/drivers/linux/gm"
142 if test x$gm_libs != x ; then
148 if test x$gm != x ; then
159 # check for OpenIB in the kernel
160 AC_DEFUN([LP_CONFIG_OPENIB],[
161 AC_MSG_CHECKING([whether to enable OpenIB support])
163 OPENIBPATH="$LINUX/drivers/infiniband"
164 AC_ARG_WITH([openib],
165 AC_HELP_STRING([--with-openib=path],
166 [build openibnal against path]),
173 *) OPENIBPATH="$with_openib"
180 if test $ENABLEOPENIB -eq 0; then
181 AC_MSG_RESULT([disabled])
182 elif test ! \( -f ${OPENIBPATH}/include/ts_ib_core.h -a \
183 -f ${OPENIBPATH}/include/ts_ib_cm.h -a\
184 -f ${OPENIBPATH}/include/ts_ib_sa_client.h \); then
186 case $ENABLEOPENIB in
188 2) AC_MSG_ERROR([kernel OpenIB headers not present]);;
189 3) AC_MSG_ERROR([bad --with-openib path]);;
190 *) AC_MSG_ERROR([internal error]);;
193 case $ENABLEOPENIB in
194 1|2) OPENIBCPPFLAGS="-I$OPENIBPATH/include -DIN_TREE_BUILD";;
195 3) OPENIBCPPFLAGS="-I$OPENIBPATH/include";;
196 *) AC_MSG_RESULT([no])
197 AC_MSG_ERROR([internal error]);;
199 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
200 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $OPENIBCPPFLAGS"
201 LB_LINUX_TRY_COMPILE([
202 #include <ts_ib_core.h>
203 #include <ts_ib_cm.h>
204 #include <ts_ib_sa_client.h>
206 struct ib_device_properties dev_props;
207 struct ib_cm_active_param cm_active_params;
208 tTS_IB_CLIENT_QUERY_TID tid;
209 int enum1 = IB_QP_ATTRIBUTE_STATE;
210 int enum2 = IB_ACCESS_LOCAL_WRITE;
211 int enum3 = IB_CQ_CALLBACK_INTERRUPT;
212 int enum4 = IB_CQ_PROVIDER_REARM;
216 OPENIBNAL="openibnal"
219 case $ENABLEOPENIB in
221 2) AC_MSG_ERROR([can't compile with kernel OpenIB headers]);;
222 3) AC_MSG_ERROR([can't compile with OpenIB headers under $OPENIBPATH]);;
223 *) AC_MSG_ERROR([internal error]);;
228 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
230 AC_SUBST(OPENIBCPPFLAGS)
237 # check for infinicon infiniband support
242 # check for infinicon infiniband support
244 AC_DEFUN([LP_CONFIG_IIB],[
245 AC_MSG_CHECKING([whether to enable Infinicon support])
247 IIBPATH="/usr/include"
249 AC_HELP_STRING([--with-iib=path],
250 [build iibnal against path]),
257 *) IIBPATH="${with_iib}/include"
264 if test $ENABLEIIB -eq 0; then
265 AC_MSG_RESULT([disabled])
266 elif test ! \( -f ${IIBPATH}/linux/iba/ibt.h \); then
270 2) AC_MSG_ERROR([default Infinicon headers not present]);;
271 3) AC_MSG_ERROR([bad --with-iib path]);;
272 *) AC_MSG_ERROR([internal error]);;
275 IIBCPPFLAGS="-I$IIBPATH"
276 if test $IIBPATH != "/usr/include"; then
277 # we need /usr/include come what may
278 IIBCPPFLAGS="$IIBCPPFLAGS -I/usr/include"
280 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
281 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $IIBCPPFLAGS"
282 LB_LINUX_TRY_COMPILE([
283 #include <linux/iba/ibt.h>
285 IBT_INTERFACE_UNION interfaces;
288 rc = IbtGetInterfaceByVersion(IBT_INTERFACE_VERSION_2,
291 return rc == FSUCCESS ? 0 : 1;
299 2) AC_MSG_ERROR([can't compile with default Infinicon headers]);;
300 3) AC_MSG_ERROR([can't compile with Infinicon headers under $IIBPATH]);;
301 *) AC_MSG_ERROR([internal error]);;
306 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
308 AC_SUBST(IIBCPPFLAGS)
315 # check for Voltaire infiniband support
317 AC_DEFUN([LP_CONFIG_VIB],
318 [AC_MSG_CHECKING([whether to enable Voltaire IB support])
321 AC_HELP_STRING([--with-vib=path],
322 [build vibnal against path]),
325 no) AC_MSG_RESULT([no]);;
326 *) VIBPATH="${with_vib}/src/nvigor/ib-code"
327 if test -d "$with_vib" -a -d "$VIBPATH"; then
331 AC_MSG_ERROR([No directory $VIBPATH])
337 if test -z "$VIBPATH"; then
340 VIBCPPFLAGS="-I${VIBPATH}/include -I${VIBPATH}/cm"
341 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
342 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
343 LB_LINUX_TRY_COMPILE([
344 #include <linux/list.h>
345 #include <asm/byteorder.h>
350 #ifdef __LITTLE_ENDIAN
361 ibat_arp_data_t arp_data;
364 vvrc = vv_hca_open("ANY_HCA", NULL, &kib_hca);
365 cep = cm_create_cep(cm_cep_transp_rc);
366 ibatrc = ibat_get_ib_data((uint32_t)0, (uint32_t)0,
367 ibat_paths_primary, &arp_data,
368 (ibat_get_ib_data_reply_fn_t)NULL,
374 AC_MSG_ERROR([can't compile vibnal with given path])
376 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
378 if test -n "$VIBNAL"; then
379 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
380 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
381 AC_MSG_CHECKING([if Voltaire still uses void * sg addresses])
382 LB_LINUX_TRY_COMPILE([
383 #include <linux/list.h>
384 #include <asm/byteorder.h>
389 #ifdef __LITTLE_ENDIAN
399 return &sg.v_address[3] == NULL;
402 VIBCPPFLAGS="$VIBCPPFLAGS -DIBNAL_VOIDSTAR_SGADDR=1"
406 AC_MSG_CHECKING([if page_to_phys() must avoid sign extension])
407 LB_LINUX_TRY_COMPILE([
408 #include <linux/kernel.h>
409 #include <linux/mm.h>
410 #include <linux/unistd.h>
411 #include <asm/system.h>
418 case (sizeof(typeof(page_to_phys(&p))) < 8):
423 VIBCPPFLAGS="$VIBCPPFLAGS -DIBNAL_32BIT_PAGE2PHYS=1"
427 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
429 AC_SUBST(VIBCPPFLAGS)
436 # check whether to use the RapidArray nal
438 AC_DEFUN([LP_CONFIG_RANAL],
440 AC_MSG_CHECKING([if RapidArray kernel headers are present])
442 RACPPFLAGS="-I${LINUX}/drivers/xd1/include"
443 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
444 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $RACPPFLAGS"
445 LB_LINUX_TRY_COMPILE([
446 #include <linux/types.h>
450 RAP_PVOID dev_handle;
452 rc = RapkGetDeviceByIndex(0, NULL, &dev_handle);
454 return rc == RAP_SUCCESS ? 0 : 1;
463 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
469 # LP_STRUCT_PAGE_LIST
471 # 2.6.4 no longer has page->list
473 AC_DEFUN([LP_STRUCT_PAGE_LIST],
474 [AC_MSG_CHECKING([if struct page has a list field])
475 LB_LINUX_TRY_COMPILE([
476 #include <linux/mm.h>
482 AC_DEFINE(HAVE_PAGE_LIST, 1, [struct page has a list field])
491 # red hat 2.4 adds sighand to struct task_struct
493 AC_DEFUN([LP_STRUCT_SIGHAND],
494 [AC_MSG_CHECKING([if task_struct has a sighand field])
495 LB_LINUX_TRY_COMPILE([
496 #include <linux/sched.h>
498 struct task_struct p;
501 AC_DEFINE(CONFIG_RH_2_4_20, 1, [this kernel contains Red Hat 2.4.20 patches])
511 # cpu_online is different in rh 2.4, vanilla 2.4, and 2.6
513 AC_DEFUN([LP_FUNC_CPU_ONLINE],
514 [AC_MSG_CHECKING([if kernel defines cpu_online()])
515 LB_LINUX_TRY_COMPILE([
516 #include <linux/sched.h>
521 AC_DEFINE(HAVE_CPU_ONLINE, 1, [cpu_online found])
530 # same goes for cpumask_t
532 AC_DEFUN([LP_TYPE_CPUMASK_T],
533 [AC_MSG_CHECKING([if kernel defines cpumask_t])
534 LB_LINUX_TRY_COMPILE([
535 #include <linux/sched.h>
537 return sizeof (cpumask_t);
540 AC_DEFINE(HAVE_CPUMASK_T, 1, [cpumask_t found])
549 # we export show_task(), but not all kernels have it (yet)
551 AC_DEFUN([LP_FUNC_SHOW_TASK],
552 [AC_MSG_CHECKING([if kernel exports show_task])
554 for file in ksyms sched ; do
555 if grep -q "EXPORT_SYMBOL(show_task)" \
556 "$LINUX/kernel/$file.c" 2>/dev/null ; then
561 if test x$have_show_task = x1 ; then
562 AC_DEFINE(HAVE_SHOW_TASK, 1, [show_task is exported])
572 # Portals linux kernel checks
574 AC_DEFUN([LP_PROG_LINUX],
596 AC_DEFUN([LP_PROG_DARWIN],
597 [LB_DARWIN_CHECK_FUNCS([get_preemption_level])
603 # default paths for installed files
605 AC_DEFUN([LP_PATH_DEFAULTS],
612 # other configure checks
614 AC_DEFUN([LP_CONFIGURE],
615 [# portals/utils/portals.c
616 AC_CHECK_HEADERS([netdb.h netinet/tcp.h asm/types.h endian.h sys/ioctl.h])
617 AC_CHECK_FUNCS([gethostbyname socket connect])
619 # portals/utils/debug.c
620 AC_CHECK_HEADERS([linux/version.h])
622 AC_CHECK_TYPE([spinlock_t],
623 [AC_DEFINE(HAVE_SPINLOCK_T, 1, [spinlock_t is defined])],
625 [#include <linux/spinlock.h>])
627 # portals/utils/wirecheck.c
628 AC_CHECK_FUNCS([strnlen])
630 # -------- Check for required packages --------------
633 LIBS="-lncurses $LIBS"
634 AC_CHECK_LIB([readline],[readline],[
635 LIBREADLINE="-lreadline -lncurses"
636 AC_DEFINE(HAVE_LIBREADLINE, 1, [readline library is available])
641 AC_SUBST(LIBREADLINE)
643 AC_MSG_CHECKING([if efence debugging support is requested])
644 AC_ARG_ENABLE(efence,
645 AC_HELP_STRING([--enable-efence],
646 [use efence library]),
647 [],[enable_efence='no'])
648 AC_MSG_RESULT([$enable_efence])
649 if test "$enable_efence" = "yes" ; then
651 AC_DEFINE(HAVE_LIBEFENCE, 1, [libefence support is requested])
657 # -------- enable acceptor libwrap (TCP wrappers) support? -------
658 AC_MSG_CHECKING([if libwrap support is requested])
659 AC_ARG_ENABLE([libwrap],
660 AC_HELP_STRING([--enable-libwrap], [use TCP wrappers]),
661 [case "${enableval}" in
662 yes) enable_libwrap=yes ;;
663 no) enable_libwrap=no ;;
664 *) AC_MSG_ERROR(bad value ${enableval} for --enable-libwrap) ;;
665 esac],[enable_libwrap=no])
666 AC_MSG_RESULT([$enable_libwrap])
667 if test x$enable_libwrap = xyes ; then
669 AC_DEFINE(HAVE_LIBWRAP, 1, [libwrap support is requested])
675 # ----------------------------------------
676 # some tests for catamount-like systems
677 # ----------------------------------------
678 AC_ARG_ENABLE([sysio_init],
679 AC_HELP_STRING([--disable-sysio-init],
680 [call sysio init functions when initializing liblustre]),
681 [],[enable_sysio_init=yes])
682 AC_MSG_CHECKING([whether to initialize libsysio])
683 AC_MSG_RESULT([$enable_sysio_init])
684 if test x$enable_sysio_init != xno ; then
685 AC_DEFINE([INIT_SYSIO], 1, [call sysio init functions])
688 AC_ARG_ENABLE([urandom],
689 AC_HELP_STRING([--disable-urandom],
690 [disable use of /dev/urandom for liblustre]),
691 [],[enable_urandom=yes])
692 AC_MSG_CHECKING([whether to use /dev/urandom for liblustre])
693 AC_MSG_RESULT([$enable_urandom])
694 if test x$enable_urandom != xno ; then
695 AC_DEFINE([LIBLUSTRE_USE_URANDOM], 1, [use /dev/urandom for random data])
698 # -------- check for -lcap and -lpthread ----
699 if test x$enable_liblustre = xyes ; then
700 AC_CHECK_LIB([cap], [cap_get_proc],
703 AC_DEFINE([HAVE_LIBCAP], 1, [use libcap])
707 AC_CHECK_LIB([pthread], [pthread_create],
709 PTHREAD_LIBS="-lpthread"
710 AC_DEFINE([HAVE_LIBPTHREAD], 1, [use libpthread])
713 AC_SUBST(PTHREAD_LIBS)
720 # AM_CONDITOINAL defines for portals
722 AC_DEFUN([LP_CONDITIONALS],
723 [AM_CONDITIONAL(BUILD_QSWNAL, test x$QSWNAL = "xqswnal")
724 AM_CONDITIONAL(BUILD_GMNAL, test x$GMNAL = "xgmnal")
725 AM_CONDITIONAL(BUILD_OPENIBNAL, test x$OPENIBNAL = "xopenibnal")
726 AM_CONDITIONAL(BUILD_IIBNAL, test x$IIBNAL = "xiibnal")
727 AM_CONDITIONAL(BUILD_VIBNAL, test x$VIBNAL = "xvibnal")
728 AM_CONDITIONAL(BUILD_RANAL, test x$RANAL = "xranal")
734 # files that should be generated with AC_OUTPUT
736 AC_DEFUN([LP_CONFIG_FILES],
741 portals/autoconf/Makefile
743 portals/include/Makefile
744 portals/include/libcfs/Makefile
745 portals/include/libcfs/linux/Makefile
746 portals/include/portals/Makefile
747 portals/include/portals/linux/Makefile
748 portals/knals/Makefile
749 portals/knals/autoMakefile
750 portals/knals/gmnal/Makefile
751 portals/knals/gmnal/autoMakefile
752 portals/knals/openibnal/Makefile
753 portals/knals/openibnal/autoMakefile
754 portals/knals/iibnal/Makefile
755 portals/knals/iibnal/autoMakefile
756 portals/knals/vibnal/Makefile
757 portals/knals/vibnal/autoMakefile
758 portals/knals/lonal/Makefile
759 portals/knals/lonal/autoMakefile
760 portals/knals/qswnal/Makefile
761 portals/knals/qswnal/autoMakefile
762 portals/knals/ranal/Makefile
763 portals/knals/ranal/autoMakefile
764 portals/knals/socknal/Makefile
765 portals/knals/socknal/autoMakefile
766 portals/libcfs/Makefile
767 portals/libcfs/autoMakefile
768 portals/libcfs/linux/Makefile
769 portals/portals/Makefile
770 portals/portals/autoMakefile
771 portals/router/Makefile
772 portals/router/autoMakefile
773 portals/tests/Makefile
774 portals/tests/autoMakefile
775 portals/unals/Makefile
776 portals/utils/Makefile
778 case $lb_target_os in
781 portals/include/libcfs/darwin/Makefile
782 portals/include/portals/darwin/Makefile
783 portals/libcfs/darwin/Makefile