4 # check if zerocopy is available/wanted
6 AC_DEFUN([LP_CONFIG_ZEROCOPY],
7 [AC_MSG_CHECKING([for zero-copy TCP support])
8 AC_ARG_ENABLE([zerocopy],
9 AC_HELP_STRING([--disable-zerocopy],
10 [disable socknal zerocopy]),
11 [],[enable_zerocopy='yes'])
12 if test x$enable_zerocopy = xno ; then
13 AC_MSG_RESULT([no (by request)])
15 ZCCD="`grep -c zccd $LINUX/include/linux/skbuff.h`"
16 if test "$ZCCD" != 0 ; then
17 AC_DEFINE(SOCKNAL_ZC, 1, [use zero-copy TCP])
20 AC_MSG_RESULT([no (no kernel support)])
28 # check if cpu affinity is available/wanted
30 AC_DEFUN([LP_CONFIG_AFFINITY],
31 [AC_ARG_ENABLE([affinity],
32 AC_HELP_STRING([--disable-affinity],
33 [disable process/irq affinity]),
34 [],[enable_affinity='yes'])
36 AC_MSG_CHECKING([for CPU affinity support])
37 if test x$enable_affinity = xno ; then
38 AC_MSG_RESULT([no (by request)])
40 LB_LINUX_TRY_COMPILE([
41 #include <linux/sched.h>
49 set_cpus_allowed(&t, m);
51 AC_DEFINE(CPU_AFFINITY, 1, [kernel has cpu affinity support])
54 AC_MSG_RESULT([no (no kernel support)])
62 # check if quadrics support is in this kernel
64 AC_DEFUN([LP_CONFIG_QUADRICS],
65 [AC_MSG_CHECKING([if quadrics kernel headers are present])
66 if test -d $LINUX/drivers/net/qsnet ; then
69 AC_MSG_CHECKING([for multirail EKC])
70 if test -f $LINUX/include/elan/epcomms.h; then
71 AC_MSG_RESULT([supported])
72 QSWCPPFLAGS="-DMULTIRAIL_EKC=1"
74 AC_MSG_RESULT([not supported])
75 if test -d $LINUX/drivers/net/qsnet/include; then
76 QSWCPPFLAGS="-I$LINUX/drivers/net/qsnet/include"
78 QSWCPPFLAGS="-I$LINUX/include/linux"
93 # check if GM support is available
95 AC_DEFUN([LP_CONFIG_GM],
96 [AC_MSG_CHECKING([if gm support was requested])
98 AC_HELP_STRING([--with-gm=path],
99 [build gmnal against path]),
104 GMCPPFLAGS="-I/usr/local/gm/include"
114 GMCPPFLAGS="-I$with_gm/include -I$with_gm/drivers -I$with_gm/drivers/linux/gm"
130 # check for OpenIB in the kernel
131 AC_DEFUN([LP_CONFIG_OPENIB],[
132 AC_MSG_CHECKING([whether to enable OpenIB support])
134 OPENIBPATH="$LINUX/drivers/infiniband"
135 AC_ARG_WITH([openib],
136 AC_HELP_STRING([--with-openib=path],
137 [build openibnal against path]),
144 *) OPENIBPATH="$with_openib"
151 if test $ENABLEOPENIB -eq 0; then
152 AC_MSG_RESULT([disabled])
153 elif test ! \( -f ${OPENIBPATH}/include/ts_ib_core.h -a \
154 -f ${OPENIBPATH}/include/ts_ib_sa_client.h \); then
156 case $ENABLEOPENIB in
158 2) AC_MSG_ERROR([kernel OpenIB headers not present]);;
159 3) AC_MSG_ERROR([bad --with-openib path]);;
160 *) AC_MSG_ERROR([internal error]);;
163 case $ENABLEOPENIB in
164 1|2) OPENIBCPPFLAGS="-I$OPENIBPATH/include -DIN_TREE_BUILD";;
165 3) OPENIBCPPFLAGS="-I$OPENIBPATH/include";;
166 *) AC_MSG_RESULT([no])
167 AC_MSG_ERROR([internal error]);;
169 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
170 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $OPENIBCPPFLAGS"
171 LB_LINUX_TRY_COMPILE([
172 #include <ts_ib_core.h>
173 #include <ts_ib_sa_client.h>
175 struct ib_device_properties props;
176 struct ib_common_attrib_services svc;
180 OPENIBNAL="openibnal"
183 case $ENABLEOPENIB in
185 2) AC_MSG_ERROR([can't compile with kernel OpenIB headers]);;
186 3) AC_MSG_ERROR([can't compile with OpenIB headers under $OPENIBPATH]);;
187 *) AC_MSG_ERROR([internal error]);;
192 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
194 AC_SUBST(OPENIBCPPFLAGS)
201 # check for infinicon infiniband support
203 AC_DEFUN([LP_CONFIG_IIB],
204 [AC_MSG_CHECKING([if Infinicon IB kernel headers are present])
205 # for how the only infinicon ib build has headers in /usr/include/iba
206 IIBCPPFLAGS="-I/usr/include -DIN_TREE_BUILD"
207 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
208 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $IIBCPPFLAGS"
209 LB_LINUX_TRY_COMPILE([
210 #include <linux/iba/ibt.h>
212 IBT_INTERFACE_UNION interfaces;
215 rc = IbtGetInterfaceByVersion(IBT_INTERFACE_VERSION_2,
218 return rc == FSUCCESS ? 0 : 1;
227 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
228 AC_SUBST(IIBCPPFLAGS)
235 # check for Voltaire infiniband support
237 AC_DEFUN([LP_CONFIG_VIB],
238 [AC_MSG_CHECKING([if Voltaire IB kernel headers are present])
239 VIBCPPFLAGS="-I/usr/local/include/ibhost-kdevel -DCPU_BE=0 -DCPU_LE=1 -DGSI_PASS_PORT_NUM"
240 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
241 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
242 LB_LINUX_TRY_COMPILE([
243 #include <linux/list.h>
249 retval = vv_hca_open("ANY_HCA", NULL, &kib_hca);
251 return retval == vv_return_ok ? 0 : 1;
260 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
261 AC_SUBST(VIBCPPFLAGS)
268 # check whether to use the RapidArray nal
270 AC_DEFUN([LP_CONFIG_RANAL],
272 AC_MSG_CHECKING([if RapidArray kernel headers are present])
275 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
276 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $RACPPFLAGS"
277 LB_LINUX_TRY_COMPILE([
278 #include <linux/types.h>
282 RAP_PVOID dev_handle;
284 rc = RapkGetDeviceByIndex(0, NULL, &dev_handle);
286 return rc == RAP_SUCCESS ? 0 : 1;
295 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
301 # LP_STRUCT_PAGE_LIST
303 # 2.6.4 no longer has page->list
305 AC_DEFUN([LP_STRUCT_PAGE_LIST],
306 [AC_MSG_CHECKING([if struct page has a list field])
307 LB_LINUX_TRY_COMPILE([
308 #include <linux/mm.h>
314 AC_DEFINE(HAVE_PAGE_LIST, 1, [struct page has a list field])
323 # red hat 2.4 adds sighand to struct task_struct
325 AC_DEFUN([LP_STRUCT_SIGHAND],
326 [AC_MSG_CHECKING([if task_struct has a sighand field])
327 LB_LINUX_TRY_COMPILE([
328 #include <linux/sched.h>
330 struct task_struct p;
333 AC_DEFINE(CONFIG_RH_2_4_20, 1, [this kernel contains Red Hat 2.4.20 patches])
343 # cpu_online is different in rh 2.4, vanilla 2.4, and 2.6
345 AC_DEFUN([LP_FUNC_CPU_ONLINE],
346 [AC_MSG_CHECKING([if kernel defines cpu_online()])
347 LB_LINUX_TRY_COMPILE([
348 #include <linux/sched.h>
353 AC_DEFINE(HAVE_CPU_ONLINE, 1, [cpu_online found])
362 # same goes for cpumask_t
364 AC_DEFUN([LP_TYPE_CPUMASK_T],
365 [AC_MSG_CHECKING([if kernel defines cpumask_t])
366 LB_LINUX_TRY_COMPILE([
367 #include <linux/sched.h>
369 return sizeof (cpumask_t);
372 AC_DEFINE(HAVE_CPUMASK_T, 1, [cpumask_t found])
381 # we export show_task(), but not all kernels have it (yet)
383 AC_DEFUN([LP_FUNC_SHOW_TASK],
384 [AC_MSG_CHECKING([if kernel exports show_task])
386 for file in ksyms sched ; do
387 if grep -q "EXPORT_SYMBOL(show_task)" \
388 "$LINUX/kernel/$file.c" 2>/dev/null ; then
393 if test x$have_show_task = x1 ; then
394 AC_DEFINE(HAVE_SHOW_TASK, 1, [show_task is exported])
404 # Portals linux kernel checks
406 AC_DEFUN([LP_PROG_LINUX],
426 # default paths for installed files
428 AC_DEFUN([LP_PATH_DEFAULTS],
435 # other configure checks
437 AC_DEFUN([LP_CONFIGURE],
438 [# portals/utils/portals.c
439 AC_CHECK_HEADERS([netdb.h netinet/tcp.h asm/types.h])
440 AC_CHECK_FUNCS([gethostbyname socket connect])
442 # portals/utils/debug.c
443 AC_CHECK_HEADERS([linux/version.h])
445 AC_CHECK_TYPE([spinlock_t],
446 [AC_DEFINE(HAVE_SPINLOCK_T, 1, [spinlock_t is defined])],
448 [#include <linux/spinlock.h>])
450 # -------- Check for required packages --------------
452 # this doesn't seem to work on older autoconf
453 # AC_CHECK_LIB(readline, readline,,)
454 AC_MSG_CHECKING([for readline support])
455 AC_ARG_ENABLE(readline,
456 AC_HELP_STRING([--disable-readline],
457 [do not use readline library]),
458 [],[enable_readline='yes'])
459 AC_MSG_RESULT([$enable_readline])
460 if test x$enable_readline = xyes ; then
461 LIBREADLINE="-lreadline -lncurses"
462 AC_DEFINE(HAVE_LIBREADLINE, 1, [readline library is available])
466 AC_SUBST(LIBREADLINE)
468 AC_MSG_CHECKING([if efence debugging support is requested])
469 AC_ARG_ENABLE(efence,
470 AC_HELP_STRING([--enable-efence],
471 [use efence library]),
472 [],[enable_efence='no'])
473 AC_MSG_RESULT([$enable_efence])
474 if test "$enable_efence" = "yes" ; then
476 AC_DEFINE(HAVE_LIBEFENCE, 1, [libefence support is requested])
482 # -------- enable acceptor libwrap (TCP wrappers) support? -------
483 AC_MSG_CHECKING([if libwrap support is requested])
484 AC_ARG_ENABLE([libwrap],
485 AC_HELP_STRING([--enable-libwrap], [use TCP wrappers]),
486 [case "${enableval}" in
487 yes) enable_libwrap=yes ;;
488 no) enable_libwrap=no ;;
489 *) AC_MSG_ERROR(bad value ${enableval} for --enable-libwrap) ;;
490 esac],[enable_libwrap=no])
491 AC_MSG_RESULT([$enable_libwrap])
492 if test x$enable_libwrap = xyes ; then
494 AC_DEFINE(HAVE_LIBWRAP, 1, [libwrap support is requested])
500 # ----------------------------------------
501 # some tests for catamount-like systems
502 # ----------------------------------------
503 AC_ARG_ENABLE([sysio_init],
504 AC_HELP_STRING([--disable-sysio-init],
505 [call sysio init functions when initializing liblustre]),
506 [],[enable_sysio_init=yes])
507 AC_MSG_CHECKING([whether to initialize libsysio])
508 AC_MSG_RESULT([$enable_sysio_init])
509 if test x$enable_sysio_init != xno ; then
510 AC_DEFINE([INIT_SYSIO], 1, [call sysio init functions])
513 AC_ARG_ENABLE([urandom],
514 AC_HELP_STRING([--disable-urandom],
515 [disable use of /dev/urandom for liblustre]),
516 [],[enable_urandom=yes])
517 AC_MSG_CHECKING([whether to use /dev/urandom for liblustre])
518 AC_MSG_RESULT([$enable_urandom])
519 if test x$enable_urandom != xno ; then
520 AC_DEFINE([LIBLUSTRE_USE_URANDOM], 1, [use /dev/urandom for random data])
523 # -------- check for -lcap and -lpthread ----
524 if test x$enable_liblustre = xyes ; then
525 AC_CHECK_LIB([cap], [cap_get_proc],
528 AC_DEFINE([HAVE_LIBCAP], 1, [use libcap])
532 AC_CHECK_LIB([pthread], [pthread_create],
534 PTHREAD_LIBS="-lpthread"
535 AC_DEFINE([HAVE_LIBPTHREAD], 1, [use libpthread])
538 AC_SUBST(PTHREAD_LIBS)
545 # AM_CONDITOINAL defines for portals
547 AC_DEFUN([LP_CONDITIONALS],
548 [AM_CONDITIONAL(BUILD_QSWNAL, test x$QSWNAL = "xqswnal")
549 AM_CONDITIONAL(BUILD_GMNAL, test x$GMNAL = "xgmnal")
550 AM_CONDITIONAL(BUILD_OPENIBNAL, test x$OPENIBNAL = "xopenibnal")
551 AM_CONDITIONAL(BUILD_IIBNAL, test x$IIBNAL = "xiibnal")
552 AM_CONDITIONAL(BUILD_VIBNAL, test x$VIBNAL = "xvibnal")
553 AM_CONDITIONAL(BUILD_RANAL, test x$RANAL = "xranal")
559 # files that should be generated with AC_OUTPUT
561 AC_DEFUN([LP_CONFIG_FILES],
566 portals/autoconf/Makefile
568 portals/include/Makefile
569 portals/include/linux/Makefile
570 portals/include/portals/Makefile
571 portals/knals/Makefile
572 portals/knals/autoMakefile
573 portals/knals/gmnal/Makefile
574 portals/knals/gmnal/autoMakefile
575 portals/knals/openibnal/Makefile
576 portals/knals/openibnal/autoMakefile
577 portals/knals/iibnal/Makefile
578 portals/knals/iibnal/autoMakefile
579 portals/knals/vibnal/Makefile
580 portals/knals/vibnal/autoMakefile
581 portals/knals/lonal/Makefile
582 portals/knals/lonal/autoMakefile
583 portals/knals/qswnal/Makefile
584 portals/knals/qswnal/autoMakefile
585 portals/knals/ranal/Makefile
586 portals/knals/ranal/autoMakefile
587 portals/knals/socknal/Makefile
588 portals/knals/socknal/autoMakefile
589 portals/libcfs/Makefile
590 portals/libcfs/autoMakefile
591 portals/portals/Makefile
592 portals/portals/autoMakefile
593 portals/router/Makefile
594 portals/router/autoMakefile
595 portals/tests/Makefile
596 portals/tests/autoMakefile
597 portals/unals/Makefile
598 portals/utils/Makefile