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[fs/lustre-release.git] / lnet / autoconf / lustre-lnet.m4
1 #
2 # LN_CONFIG_MAX_PAYLOAD
3 #
4 # configure maximum payload
5 #
6 AC_DEFUN([LN_CONFIG_MAX_PAYLOAD],
7 [AC_MSG_CHECKING([for non-default maximum LNET payload])
8 AC_ARG_WITH([max-payload-mb],
9         AC_HELP_STRING([--with-max-payload-mb=MBytes],
10                        [set maximum lnet payload in MBytes]),
11         [
12                 AC_MSG_RESULT([$with_max_payload_mb])
13                 LNET_MAX_PAYLOAD_MB=$with_max_payload_mb
14                 LNET_MAX_PAYLOAD="(($with_max_payload_mb)<<20)"
15         ], [
16                 AC_MSG_RESULT([no])
17                 LNET_MAX_PAYLOAD="LNET_MTU"
18         ])
19         AC_DEFINE_UNQUOTED(LNET_MAX_PAYLOAD, $LNET_MAX_PAYLOAD,
20                            [Max LNET payload])
21 ])
22
23 #
24 # LN_CHECK_GCC_VERSION
25 #
26 # Check compiler version
27 #
28 AC_DEFUN([LN_CHECK_GCC_VERSION],
29 [AC_MSG_CHECKING([compiler version])
30 PTL_CC_VERSION=`$CC --version | awk '/^gcc/{print $ 3}'`
31 PTL_MIN_CC_VERSION="3.2.2"
32 v2n() {
33         awk -F. '{printf "%d\n", (($ 1)*100+($ 2))*100+($ 3)}'
34 }
35 if test -z "$PTL_CC_VERSION" -o \
36         `echo $PTL_CC_VERSION | v2n` -ge `echo $PTL_MIN_CC_VERSION | v2n`; then
37         AC_MSG_RESULT([ok])
38 else
39         AC_MSG_RESULT([Buggy compiler found])
40         AC_MSG_ERROR([Need gcc version >= $PTL_MIN_CC_VERSION])
41 fi
42 ])
43
44 #
45 # LN_CONFIG_CDEBUG
46 #
47 # whether to enable various libcfs debugs (CDEBUG, ENTRY/EXIT, LASSERT, etc.)
48 #
49 AC_DEFUN([LN_CONFIG_CDEBUG],
50 [
51 AC_MSG_CHECKING([whether to enable CDEBUG, CWARN])
52 AC_ARG_ENABLE([libcfs_cdebug],
53         AC_HELP_STRING([--disable-libcfs-cdebug],
54                         [disable libcfs CDEBUG, CWARN]),
55         [],[enable_libcfs_cdebug='yes'])
56 AC_MSG_RESULT([$enable_libcfs_cdebug])
57 if test x$enable_libcfs_cdebug = xyes; then
58    AC_DEFINE(CDEBUG_ENABLED, 1, [enable libcfs CDEBUG, CWARN])
59 else
60    AC_DEFINE(CDEBUG_ENABLED, 0, [disable libcfs CDEBUG, CWARN])
61 fi
62
63 AC_MSG_CHECKING([whether to enable ENTRY/EXIT])
64 AC_ARG_ENABLE([libcfs_trace],
65         AC_HELP_STRING([--disable-libcfs-trace],
66                         [disable libcfs ENTRY/EXIT]),
67         [],[enable_libcfs_trace='yes'])
68 AC_MSG_RESULT([$enable_libcfs_trace])
69 if test x$enable_libcfs_trace = xyes; then
70    AC_DEFINE(CDEBUG_ENTRY_EXIT, 1, [enable libcfs ENTRY/EXIT])
71 else
72    AC_DEFINE(CDEBUG_ENTRY_EXIT, 0, [disable libcfs ENTRY/EXIT])
73 fi
74
75 AC_MSG_CHECKING([whether to enable LASSERT, LASSERTF])
76 AC_ARG_ENABLE([libcfs_assert],
77         AC_HELP_STRING([--disable-libcfs-assert],
78                         [disable libcfs LASSERT, LASSERTF]),
79         [],[enable_libcfs_assert='yes'])
80 AC_MSG_RESULT([$enable_libcfs_assert])
81 if test x$enable_libcfs_assert = xyes; then
82    AC_DEFINE(LIBCFS_DEBUG, 1, [enable libcfs LASSERT, LASSERTF])
83 fi
84 ])
85
86 #
87 # LN_CONFIG_AFFINITY
88 #
89 # check if cpu affinity is available/wanted
90 #
91 AC_DEFUN([LN_CONFIG_AFFINITY],
92 [AC_ARG_ENABLE([affinity],
93         AC_HELP_STRING([--disable-affinity],
94                        [disable process/irq affinity]),
95         [],[enable_affinity='yes'])
96
97 AC_MSG_CHECKING([for CPU affinity support])
98 if test x$enable_affinity = xno ; then
99         AC_MSG_RESULT([no (by request)])
100 else
101         LB_LINUX_TRY_COMPILE([
102                 #include <linux/sched.h>
103         ],[
104                 struct task_struct t;
105                 #if HAVE_CPUMASK_T
106                 cpumask_t     m;
107                 #else
108                 unsigned long m;
109                 #endif
110                 set_cpus_allowed(&t, m);
111         ],[
112                 AC_DEFINE(CPU_AFFINITY, 1, [kernel has cpu affinity support])
113                 AC_MSG_RESULT([yes])
114         ],[
115                 AC_MSG_RESULT([no (no kernel support)])
116         ])
117 fi
118 ])
119
120 #
121 # LN_CONFIG_PORTALS
122 #
123 # configure support for Portals
124 #
125 AC_DEFUN([LN_CONFIG_PORTALS],
126 [AC_MSG_CHECKING([for portals])
127 AC_ARG_WITH([portals],
128         AC_HELP_STRING([--with-portals=path],
129                        [set path to portals]),
130         [
131                 case $with_portals in
132                         no)     ENABLEPORTALS=0
133                                 ;;
134                         *)      PORTALS="${with_portals}"
135                                 ENABLEPORTALS=1
136                                 ;;
137                 esac
138         ], [
139                 ENABLEPORTALS=0
140         ])
141 PTLLNDCPPFLAGS=""
142 if test $ENABLEPORTALS -eq 0; then
143         AC_MSG_RESULT([no])
144 elif test ! \( -f ${PORTALS}/include/portals/p30.h \); then
145         AC_MSG_RESULT([no])
146         AC_MSG_ERROR([bad --with-portals path])
147 else
148         AC_MSG_RESULT([$PORTALS])
149         PTLLNDCPPFLAGS="-I${PORTALS}/include"
150 fi
151 AC_SUBST(PTLLNDCPPFLAGS)
152 ])
153
154 #
155 # LN_CONFIG_BACKOFF
156 #
157 # check if tunable tcp backoff is available/wanted
158 #
159 AC_DEFUN([LN_CONFIG_BACKOFF],
160 [AC_MSG_CHECKING([for tunable backoff TCP support])
161 AC_ARG_ENABLE([backoff],
162        AC_HELP_STRING([--disable-backoff],
163                       [disable socknal tunable backoff]),
164        [],[enable_backoff='yes'])
165 if test x$enable_backoff = xno ; then
166        AC_MSG_RESULT([no (by request)])
167 else
168        BOCD="`grep -c TCP_BACKOFF $LINUX/include/linux/tcp.h`"
169        if test "$BOCD" != 0 ; then
170                AC_DEFINE(SOCKNAL_BACKOFF, 1, [use tunable backoff TCP])
171                AC_MSG_RESULT(yes)
172        else
173                AC_MSG_RESULT([no (no kernel support)])
174        fi
175 fi
176 ])
177
178 #
179 # LN_CONFIG_PANIC_DUMPLOG
180 #
181 # check if tunable panic_dumplog is wanted
182 #
183 AC_DEFUN([LN_CONFIG_PANIC_DUMPLOG],
184 [AC_MSG_CHECKING([for tunable panic_dumplog support])
185 AC_ARG_ENABLE([panic_dumplog],
186        AC_HELP_STRING([--enable-panic_dumplog],
187                       [enable panic_dumplog]),
188        [],[enable_panic_dumplog='no'])
189 if test x$enable_panic_dumplog = xyes ; then
190        AC_DEFINE(LNET_DUMP_ON_PANIC, 1, [use dumplog on panic])
191        AC_MSG_RESULT([yes (by request)])
192 else
193        AC_MSG_RESULT([no])
194 fi
195 ])
196
197 #
198 # LN_CONFIG_PTLLND
199 #
200 # configure support for Portals LND
201 #
202 AC_DEFUN([LN_CONFIG_PTLLND],
203 [
204 if test -z "$ENABLEPORTALS"; then
205         LN_CONFIG_PORTALS
206 fi
207
208 AC_MSG_CHECKING([whether to build the kernel portals LND])
209
210 PTLLND=""
211 if test $ENABLEPORTALS -ne 0; then
212         AC_MSG_RESULT([yes])
213         PTLLND="ptllnd"
214 else
215         AC_MSG_RESULT([no])
216 fi
217 AC_SUBST(PTLLND)
218 ])
219
220 #
221 # LN_CONFIG_UPTLLND
222 #
223 # configure support for Portals LND
224 #
225 AC_DEFUN([LN_CONFIG_UPTLLND],
226 [
227 if test -z "$ENABLEPORTALS"; then
228         LN_CONFIG_PORTALS
229 fi
230
231 AC_MSG_CHECKING([whether to build the userspace portals LND])
232
233 UPTLLND=""
234 if test $ENABLEPORTALS -ne 0; then
235         AC_MSG_RESULT([yes])
236         UPTLLND="ptllnd"
237 else
238         AC_MSG_RESULT([no])
239 fi
240 AC_SUBST(UPTLLND)
241 ])
242
243 #
244 # LN_CONFIG_USOCKLND
245 #
246 # configure support for userspace TCP/IP LND
247 #
248 AC_DEFUN([LN_CONFIG_USOCKLND],
249 [AC_MSG_CHECKING([whether to build usocklnd])
250 AC_ARG_ENABLE([usocklnd],
251         AC_HELP_STRING([--disable-usocklnd],
252                         [disable usocklnd]),
253         [],[enable_usocklnd='yes'])
254
255 if test x$enable_usocklnd = xyes ; then
256         if test "$ENABLE_LIBPTHREAD" = "yes" ; then
257                 AC_MSG_RESULT([yes])
258                 USOCKLND="usocklnd"
259         else
260                 AC_MSG_RESULT([no (libpthread not present or disabled)])
261                 USOCKLND=""
262         fi
263 else
264         AC_MSG_RESULT([no (disabled explicitly)])
265         USOCKLND=""
266 fi
267 AC_SUBST(USOCKLND)
268 ])
269
270 #
271 # LN_CONFIG_QUADRICS
272 #
273 # check if quadrics support is in this kernel
274 #
275 AC_DEFUN([LN_CONFIG_QUADRICS],
276 [AC_MSG_CHECKING([for QsNet sources])
277 AC_ARG_WITH([qsnet],
278         AC_HELP_STRING([--with-qsnet=path],
279                        [set path to qsnet source (default=$LINUX)]),
280         [QSNET=$with_qsnet],
281         [QSNET=$LINUX])
282 AC_MSG_RESULT([$QSNET])
283
284 AC_MSG_CHECKING([if quadrics kernel headers are present])
285 if test -d $QSNET/drivers/net/qsnet ; then
286         AC_MSG_RESULT([yes])
287         QSWLND="qswlnd"
288         AC_MSG_CHECKING([for multirail EKC])
289         if test -f $QSNET/include/elan/epcomms.h; then
290                 AC_MSG_RESULT([supported])
291                 QSWCPPFLAGS="-I$QSNET/include -DMULTIRAIL_EKC=1"
292         else
293                 AC_MSG_RESULT([not supported])
294                 AC_MSG_ERROR([Need multirail EKC])
295         fi
296
297         if test x$QSNET = x$LINUX ; then
298                 LB_LINUX_CONFIG([QSNET],[],[
299                         LB_LINUX_CONFIG([QSNET_MODULE],[],[
300                                 AC_MSG_WARN([QSNET is not enabled in this kernel; not building qswlnd.])
301                                 QSWLND=""
302                                 QSWCPPFLAGS=""
303                         ])
304                 ])
305         fi
306 else
307         AC_MSG_RESULT([no])
308         QSWLND=""
309         QSWCPPFLAGS=""
310 fi
311 AC_SUBST(QSWCPPFLAGS)
312 AC_SUBST(QSWLND)
313 ])
314
315 #
316 # LN_CONFIG_GM
317 #
318 # check if GM support is available
319 #
320 AC_DEFUN([LN_CONFIG_GM],[
321 AC_MSG_CHECKING([whether to enable GM support])
322 AC_ARG_WITH([gm],
323         AC_HELP_STRING([--with-gm=path-to-gm-source-tree],
324                        [build gmlnd against path]),
325         [
326                 case $with_gm in
327                 no)    ENABLE_GM=0
328                        ;;
329                 *)     ENABLE_GM=1
330                        GM_SRC="$with_gm"
331                        ;;
332                 esac
333         ],[
334                 ENABLE_GM=0
335         ])
336 AC_ARG_WITH([gm-install],
337         AC_HELP_STRING([--with-gm-install=path-to-gm-install-tree],
338                        [say where GM has been installed]),
339         [
340                 GM_INSTALL=$with_gm_install
341         ],[
342                 GM_INSTALL="/opt/gm"
343         ])
344 if test $ENABLE_GM -eq 0; then
345         AC_MSG_RESULT([no])
346 else
347         AC_MSG_RESULT([yes])
348
349         GMLND="gmlnd"
350         GMCPPFLAGS="-I$GM_SRC/include -I$GM_SRC/drivers -I$GM_SRC/drivers/linux/gm"
351
352         if test -f $GM_INSTALL/lib/libgm.a -o \
353                 -f $GM_INSTALL/lib64/libgm.a; then
354                 GMLIBS="-L$GM_INSTALL/lib -L$GM_INSTALL/lib64"
355         else
356                 AC_MSG_ERROR([Cant find GM libraries under $GM_INSTALL])
357         fi
358
359         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
360         EXTRA_KCFLAGS="$GMCPPFLAGS -DGM_KERNEL $EXTRA_KCFLAGS"
361
362         AC_MSG_CHECKING([that code using GM compiles with given path])
363         LB_LINUX_TRY_COMPILE([
364                 #define GM_STRONG_TYPES 1
365                 #ifdef VERSION
366                 #undef VERSION
367                 #endif
368                 #include "gm.h"
369                 #include "gm_internal.h"
370         ],[
371                 struct gm_port *port = NULL;
372                 gm_recv_event_t *rxevent = gm_blocking_receive_no_spin(port);
373                 return 0;
374         ],[
375                 AC_MSG_RESULT([yes])
376         ],[
377                 AC_MSG_RESULT([no])
378                 AC_MSG_ERROR([Bad --with-gm path])
379         ])
380
381         AC_MSG_CHECKING([that GM has gm_register_memory_ex_phys()])
382         LB_LINUX_TRY_COMPILE([
383                 #define GM_STRONG_TYPES 1
384                 #ifdef VERSION
385                 #undef VERSION
386                 #endif
387                 #include "gm.h"
388                 #include "gm_internal.h"
389         ],[
390                 gm_status_t     gmrc;
391                 struct gm_port *port = NULL;
392                 gm_u64_t        phys = 0;
393                 gm_up_t         pvma = 0;
394
395                 gmrc = gm_register_memory_ex_phys(port, phys, 100, pvma);
396                 return 0;
397         ],[
398                 AC_MSG_RESULT([yes])
399         ],[
400                 AC_MSG_RESULT([no.
401 Please patch the GM sources as follows...
402     cd $GM_SRC
403     patch -p0 < $PWD/lnet/klnds/gmlnd/gm-reg-phys.patch
404 ...then rebuild and re-install them])
405                 AC_MSG_ERROR([Can't build GM without gm_register_memory_ex_phys()])
406         ])
407
408         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
409 fi
410 AC_SUBST(GMCPPFLAGS)
411 AC_SUBST(GMLIBS)
412 AC_SUBST(GMLND)
413 ])
414
415
416 #
417 # LN_CONFIG_MX
418 #
419 AC_DEFUN([LN_CONFIG_MX],
420 [AC_MSG_CHECKING([whether to enable Myrinet MX support])
421 # set default
422 MXPATH="/opt/mx"
423 AC_ARG_WITH([mx],
424        AC_HELP_STRING([--with-mx=path],
425                       [build mxlnd against path]),
426        [
427                case $with_mx in
428                yes)    ENABLEMX=2
429                        ;;
430                no)     ENABLEMX=0
431                        ;;
432                *)      MXPATH=$with_mx
433                        ENABLEMX=3
434                        ;;
435                esac
436        ],[
437                ENABLEMX=1
438        ])
439 if test $ENABLEMX -eq 0; then
440        AC_MSG_RESULT([disabled])
441 elif test ! \( -f ${MXPATH}/include/myriexpress.h -a \
442               -f ${MXPATH}/include/mx_kernel_api.h -a \
443               -f ${MXPATH}/include/mx_pin.h \); then
444        AC_MSG_RESULT([no])
445        case $ENABLEMX in
446        1) ;;
447        2) AC_MSG_ERROR([Myrinet MX kernel headers not present]);;
448        3) AC_MSG_ERROR([bad --with-mx path]);;
449        *) AC_MSG_ERROR([internal error]);;
450        esac
451 else
452        MXCPPFLAGS="-I$MXPATH/include"
453        EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
454        EXTRA_KCFLAGS="$EXTRA_KCFLAGS $MXCPPFLAGS"
455        MXLIBS="-L$MXPATH/lib"
456        LB_LINUX_TRY_COMPILE([
457                #define MX_KERNEL 1
458                #include <mx_extensions.h>
459                #include <myriexpress.h>
460        ],[
461                mx_endpoint_t   end;
462                mx_status_t     status;
463                mx_request_t    request;
464                int             result;
465
466                mx_init();
467                mx_open_endpoint(MX_ANY_NIC, MX_ANY_ENDPOINT, 0, NULL, 0, &end);
468                mx_register_unexp_handler(end, (mx_unexp_handler_t) NULL, NULL);
469                mx_wait_any(end, MX_INFINITE, 0LL, 0LL, &status, &result);
470                mx_iconnect(end, 0LL, 0, 0, 0, NULL, &request);
471                return 0;
472        ],[
473                AC_MSG_RESULT([yes])
474                MXLND="mxlnd"
475        ],[
476                AC_MSG_RESULT([no])
477                case $ENABLEMX in
478                1) ;;
479                2) AC_MSG_ERROR([can't compile with Myrinet MX kernel headers]);;
480                3) AC_MSG_ERROR([can't compile with Myrinet MX headers under $MXPATH]);;
481                *) AC_MSG_ERROR([internal error]);;
482                esac
483                MXLND=""
484                MXCPPFLAGS=""
485        ])
486        EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
487 fi
488 AC_SUBST(MXCPPFLAGS)
489 AC_SUBST(MXLIBS)
490 AC_SUBST(MXLND)
491 ])
492
493
494
495 #
496 # LN_CONFIG_O2IB
497 #
498 AC_DEFUN([LN_CONFIG_O2IB],[
499 AC_MSG_CHECKING([whether to enable OpenIB gen2 support])
500 # set default
501 O2IBPATH="$LINUX/drivers/infiniband"
502 AC_ARG_WITH([o2ib],
503         AC_HELP_STRING([--with-o2ib=path],
504                        [build o2iblnd against path]),
505         [
506                 case $with_o2ib in
507                 yes)    ENABLEO2IB=2
508                         ;;
509                 no)     ENABLEO2IB=0
510                         ;;
511                 *)      O2IBPATH=$with_o2ib
512                         ENABLEO2IB=3
513                         ;;
514                 esac
515         ],[
516                 ENABLEO2IB=1
517         ])
518 if test $ENABLEO2IB -eq 0; then
519         AC_MSG_RESULT([disabled])
520 elif test ! \( -f ${O2IBPATH}/include/rdma/rdma_cm.h -a \
521                -f ${O2IBPATH}/include/rdma/ib_cm.h -a\
522                -f ${O2IBPATH}/include/rdma/ib_verbs.h -a\
523                -f ${O2IBPATH}/include/rdma/ib_fmr_pool.h \); then
524         AC_MSG_RESULT([no])
525         case $ENABLEO2IB in
526         1) ;;
527         2) AC_MSG_ERROR([kernel OpenIB gen2 headers not present]);;
528         3) AC_MSG_ERROR([bad --with-o2ib path]);;
529         *) AC_MSG_ERROR([internal error]);;
530         esac
531 else
532         O2IBCPPFLAGS="-I$O2IBPATH/include"
533         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
534         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $O2IBCPPFLAGS"
535         EXTRA_LNET_INCLUDE="$O2IBCPPFLAGS $EXTRA_LNET_INCLUDE"
536         LB_LINUX_TRY_COMPILE([
537                 #include <linux/version.h>
538                 #include <linux/pci.h>
539                 #if !HAVE_GFP_T
540                 typedef int gfp_t;
541                 #endif
542                 #include <rdma/rdma_cm.h>
543                 #include <rdma/ib_cm.h>
544                 #include <rdma/ib_verbs.h>
545                 #include <rdma/ib_fmr_pool.h>
546         ],[
547                 struct rdma_cm_id          *cm_id;
548                 struct rdma_conn_param      conn_param;
549                 struct ib_device_attr       device_attr;
550                 struct ib_qp_attr           qp_attr;
551                 struct ib_pool_fmr          pool_fmr;
552                 enum   ib_cm_rej_reason     rej_reason;
553
554                 cm_id = rdma_create_id(NULL, NULL, RDMA_PS_TCP);
555                 return PTR_ERR(cm_id);
556         ],[
557                 AC_MSG_RESULT([yes])
558                 O2IBLND="o2iblnd"
559         ],[
560                 AC_MSG_RESULT([no])
561                 case $ENABLEO2IB in
562                 1) ;;
563                 2) AC_MSG_ERROR([can't compile with kernel OpenIB gen2 headers]);;
564                 3) AC_MSG_ERROR([can't compile with OpenIB gen2 headers under $O2IBPATH]);;
565                 *) AC_MSG_ERROR([internal error]);;
566                 esac
567                 O2IBLND=""
568                 O2IBCPPFLAGS=""
569         ])
570
571 # version checking is a hack and isn't reliable, we need verify it
572 # with each new ofed release
573
574         IB_DMA_MAP="`grep -c ib_dma_map_single ${O2IBPATH}/include/rdma/ib_verbs.h`"
575         if test "$IB_DMA_MAP" != 0 ; then
576                 IB_COMP_VECT="`grep -c comp_vector ${O2IBPATH}/include/rdma/ib_verbs.h`"
577                 if test "$IB_COMP_VECT" != 0 ; then
578                         IBLND_OFED_VERSION="1025"
579                 else
580                         IBLND_OFED_VERSION="1020"
581                 fi
582         else
583                 IBLND_OFED_VERSION="1010"
584         fi
585
586         AC_DEFINE_UNQUOTED(IBLND_OFED_VERSION, $IBLND_OFED_VERSION,
587                            [OFED version])
588
589         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
590 fi
591
592 AC_SUBST(EXTRA_LNET_INCLUDE)
593 AC_SUBST(O2IBCPPFLAGS)
594 AC_SUBST(O2IBLND)
595 ])
596
597 #
598 # LN_CONFIG_OPENIB
599 #
600 # check for OpenIB in the kernel
601 AC_DEFUN([LN_CONFIG_OPENIB],[
602 AC_MSG_CHECKING([whether to enable OpenIB support])
603 # set default
604 OPENIBPATH="$LINUX/drivers/infiniband"
605 AC_ARG_WITH([openib],
606         AC_HELP_STRING([--with-openib=path],
607                        [build openiblnd against path]),
608         [
609                 case $with_openib in
610                 yes)    ENABLEOPENIB=2
611                         ;;
612                 no)     ENABLEOPENIB=0
613                         ;;
614                 *)      OPENIBPATH="$with_openib"
615                         ENABLEOPENIB=3
616                         ;;
617                 esac
618         ],[
619                 ENABLEOPENIB=1
620         ])
621 if test $ENABLEOPENIB -eq 0; then
622         AC_MSG_RESULT([disabled])
623 elif test ! \( -f ${OPENIBPATH}/include/ts_ib_core.h -a \
624                -f ${OPENIBPATH}/include/ts_ib_cm.h -a\
625                -f ${OPENIBPATH}/include/ts_ib_sa_client.h \); then
626         AC_MSG_RESULT([no])
627         case $ENABLEOPENIB in
628         1) ;;
629         2) AC_MSG_ERROR([kernel OpenIB headers not present]);;
630         3) AC_MSG_ERROR([bad --with-openib path]);;
631         *) AC_MSG_ERROR([internal error]);;
632         esac
633 else
634         case $ENABLEOPENIB in
635         1|2) OPENIBCPPFLAGS="-I$OPENIBPATH/include -DIN_TREE_BUILD";;
636         3)   OPENIBCPPFLAGS="-I$OPENIBPATH/include";;
637         *)   AC_MSG_RESULT([no])
638              AC_MSG_ERROR([internal error]);;
639         esac
640         OPENIBCPPFLAGS="$OPENIBCPPFLAGS -DIB_NTXRXPARAMS=4"
641         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
642         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $OPENIBCPPFLAGS"
643         LB_LINUX_TRY_COMPILE([
644                 #include <ts_ib_core.h>
645                 #include <ts_ib_cm.h>
646                 #include <ts_ib_sa_client.h>
647         ],[
648                 struct ib_device_properties dev_props;
649                 struct ib_cm_active_param   cm_active_params;
650                 tTS_IB_CLIENT_QUERY_TID     tid;
651                 int                         enum1 = IB_QP_ATTRIBUTE_STATE;
652                 int                         enum2 = IB_ACCESS_LOCAL_WRITE;
653                 int                         enum3 = IB_CQ_CALLBACK_INTERRUPT;
654                 int                         enum4 = IB_CQ_PROVIDER_REARM;
655                 return 0;
656         ],[
657                 AC_MSG_RESULT([yes])
658                 OPENIBLND="openiblnd"
659         ],[
660                 AC_MSG_RESULT([no])
661                 case $ENABLEOPENIB in
662                 1) ;;
663                 2) AC_MSG_ERROR([can't compile with kernel OpenIB headers]);;
664                 3) AC_MSG_ERROR([can't compile with OpenIB headers under $OPENIBPATH]);;
665                 *) AC_MSG_ERROR([internal error]);;
666                 esac
667                 OPENIBLND=""
668                 OPENIBCPPFLAGS=""
669         ])
670         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
671 fi
672 AC_SUBST(OPENIBCPPFLAGS)
673 AC_SUBST(OPENIBLND)
674 ])
675
676 #
677 # LN_CONFIG_CIBLND
678 #
679 AC_DEFUN([LN_CONFIG_CIB],[
680 AC_MSG_CHECKING([whether to enable Cisco/TopSpin IB support])
681 # set default
682 CIBPATH=""
683 CIBLND=""
684 AC_ARG_WITH([cib],
685         AC_HELP_STRING([--with-cib=path],
686                        [build ciblnd against path]),
687         [
688                 case $with_cib in
689                 no)     AC_MSG_RESULT([no]);;
690                 *)      CIBPATH="$with_cib"
691                         if test -d "$CIBPATH"; then
692                                 AC_MSG_RESULT([yes])
693                         else
694                                 AC_MSG_RESULT([no])
695                                 AC_MSG_ERROR([No directory $CIBPATH])
696                         fi;;
697                 esac
698         ],[
699                 AC_MSG_RESULT([no])
700         ])
701 if test -n "$CIBPATH"; then
702         CIBCPPFLAGS="-I${CIBPATH}/ib/ts_api_ng/include -I${CIBPATH}/all/kernel_services/include -DUSING_TSAPI"
703         CIBCPPFLAGS="$CIBCPPFLAGS -DIB_NTXRXPARAMS=3"
704         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
705         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $CIBCPPFLAGS"
706         LB_LINUX_TRY_COMPILE([
707                 #include <ts_ib_core.h>
708                 #include <ts_ib_cm.h>
709                 #include <ts_ib_sa_client.h>
710         ],[
711                 struct ib_device_properties dev_props;
712                 struct ib_cm_active_param   cm_active_params;
713                 tTS_IB_CLIENT_QUERY_TID     tid;
714                 int                         enum1 = TS_IB_QP_ATTRIBUTE_STATE;
715                 int                         enum2 = TS_IB_ACCESS_LOCAL_WRITE;
716                 int                         enum3 = TS_IB_CQ_CALLBACK_INTERRUPT;
717                 int                         enum4 = TS_IB_CQ_PROVIDER_REARM;
718                 return 0;
719         ],[
720                 CIBLND="ciblnd"
721         ],[
722                 AC_MSG_ERROR([can't compile ciblnd with given path])
723                 CIBCPPFLAGS=""
724         ])
725         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
726 fi
727 AC_SUBST(CIBCPPFLAGS)
728 AC_SUBST(CIBLND)
729 ])
730
731 #
732 # LN_CONFIG_IIB
733 #
734 # check for infinicon infiniband support
735 #
736 AC_DEFUN([LN_CONFIG_IIB],[
737 AC_MSG_CHECKING([whether to enable Infinicon support])
738 # set default
739 IIBPATH="/usr/include"
740 AC_ARG_WITH([iib],
741         AC_HELP_STRING([--with-iib=path],
742                        [build iiblnd against path]),
743         [
744                 case $with_iib in
745                 yes)    ENABLEIIB=2
746                         ;;
747                 no)     ENABLEIIB=0
748                         ;;
749                 *)      IIBPATH="${with_iib}/include"
750                         ENABLEIIB=3
751                         ;;
752                 esac
753         ],[
754                 ENABLEIIB=1
755         ])
756 if test $ENABLEIIB -eq 0; then
757         AC_MSG_RESULT([disabled])
758 elif test ! \( -f ${IIBPATH}/linux/iba/ibt.h \); then
759         AC_MSG_RESULT([no])
760         case $ENABLEIIB in
761         1) ;;
762         2) AC_MSG_ERROR([default Infinicon headers not present]);;
763         3) AC_MSG_ERROR([bad --with-iib path]);;
764         *) AC_MSG_ERROR([internal error]);;
765         esac
766 else
767         IIBCPPFLAGS="-I$IIBPATH"
768         if test $IIBPATH != "/usr/include"; then
769                 # we need /usr/include come what may
770                 IIBCPPFLAGS="$IIBCPPFLAGS -I/usr/include"
771         fi
772         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
773         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $IIBCPPFLAGS"
774         LB_LINUX_TRY_COMPILE([
775                 #include <linux/iba/ibt.h>
776         ],[
777                 IBT_INTERFACE_UNION interfaces;
778                 FSTATUS             rc;
779
780                  rc = IbtGetInterfaceByVersion(IBT_INTERFACE_VERSION_2,
781                                                &interfaces);
782
783                 return rc == FSUCCESS ? 0 : 1;
784         ],[
785                 AC_MSG_RESULT([yes])
786                 IIBLND="iiblnd"
787         ],[
788                 AC_MSG_RESULT([no])
789                 case $ENABLEIIB in
790                 1) ;;
791                 2) AC_MSG_ERROR([can't compile with default Infinicon headers]);;
792                 3) AC_MSG_ERROR([can't compile with Infinicon headers under $IIBPATH]);;
793                 *) AC_MSG_ERROR([internal error]);;
794                 esac
795                 IIBLND=""
796                 IIBCPPFLAGS=""
797         ])
798         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
799 fi
800 AC_SUBST(IIBCPPFLAGS)
801 AC_SUBST(IIBLND)
802 ])
803
804 #
805 # LN_CONFIG_VIB
806 #
807 # check for Voltaire infiniband support
808 #
809 AC_DEFUN([LN_CONFIG_VIB],
810 [AC_MSG_CHECKING([whether to enable Voltaire IB support])
811 VIBPATH=""
812 AC_ARG_WITH([vib],
813         AC_HELP_STRING([--with-vib=path],
814                        [build viblnd against path]),
815         [
816                 case $with_vib in
817                 no)     AC_MSG_RESULT([no]);;
818                 *)      VIBPATH="${with_vib}/src/nvigor/ib-code"
819                         if test -d "$with_vib" -a -d "$VIBPATH"; then
820                                 AC_MSG_RESULT([yes])
821                         else
822                                 AC_MSG_RESULT([no])
823                                 AC_MSG_ERROR([No directory $VIBPATH])
824                         fi;;
825                 esac
826         ],[
827                 AC_MSG_RESULT([no])
828         ])
829 if test -z "$VIBPATH"; then
830         VIBLND=""
831 else
832         VIBCPPFLAGS="-I${VIBPATH}/include -I${VIBPATH}/cm"
833         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
834         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
835         LB_LINUX_TRY_COMPILE([
836                 #include <linux/list.h>
837                 #include <asm/byteorder.h>
838                 #ifdef __BIG_ENDIAN
839                 # define CPU_BE 1
840                 # define CPU_LE 0
841                 #endif
842                 #ifdef __LITTLE_ENDIAN
843                 # define CPU_BE 0
844                 # define CPU_LE 1
845                 #endif
846                 #include <vverbs.h>
847                 #include <ib-cm.h>
848                 #include <ibat.h>
849         ],[
850                 vv_hca_h_t       kib_hca;
851                 vv_return_t      vvrc;
852                 cm_cep_handle_t  cep;
853                 ibat_arp_data_t  arp_data;
854                 ibat_stat_t      ibatrc;
855
856                 vvrc = vv_hca_open("ANY_HCA", NULL, &kib_hca);
857                 cep = cm_create_cep(cm_cep_transp_rc);
858                 ibatrc = ibat_get_ib_data((uint32_t)0, (uint32_t)0,
859                                           ibat_paths_primary, &arp_data,
860                                           (ibat_get_ib_data_reply_fn_t)NULL,
861                                           NULL, 0);
862                 return 0;
863         ],[
864                 VIBLND="viblnd"
865         ],[
866                 AC_MSG_ERROR([can't compile viblnd with given path])
867         ])
868         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
869 fi
870 if test -n "$VIBLND"; then
871         EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
872         EXTRA_KCFLAGS="$EXTRA_KCFLAGS $VIBCPPFLAGS"
873         AC_MSG_CHECKING([if Voltaire still uses void * sg addresses])
874         LB_LINUX_TRY_COMPILE([
875                 #include <linux/list.h>
876                 #include <asm/byteorder.h>
877                 #ifdef __BIG_ENDIAN
878                 # define CPU_BE 1
879                 # define CPU_LE 0
880                 #endif
881                 #ifdef __LITTLE_ENDIAN
882                 # define CPU_BE 0
883                 # define CPU_LE 1
884                 #endif
885                 #include <vverbs.h>
886                 #include <ib-cm.h>
887                 #include <ibat.h>
888         ],[
889                 vv_scatgat_t  sg;
890
891                 return &sg.v_address[3] == NULL;
892         ],[
893                 AC_MSG_RESULT([yes])
894                 VIBCPPFLAGS="$VIBCPPFLAGS -DIBNAL_VOIDSTAR_SGADDR=1"
895         ],[
896                 AC_MSG_RESULT([no])
897         ])
898         EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
899 fi
900 AC_SUBST(VIBCPPFLAGS)
901 AC_SUBST(VIBLND)
902 ])
903
904 #
905 # LN_CONFIG_RALND
906 #
907 # check whether to use the RapidArray lnd
908 #
909 AC_DEFUN([LN_CONFIG_RALND],
910 [#### Rapid Array
911 AC_MSG_CHECKING([if RapidArray kernel headers are present])
912 # placeholder
913 RACPPFLAGS="-I${LINUX}/drivers/xd1/include"
914 EXTRA_KCFLAGS_save="$EXTRA_KCFLAGS"
915 EXTRA_KCFLAGS="$EXTRA_KCFLAGS $RACPPFLAGS"
916 LB_LINUX_TRY_COMPILE([
917         #include <linux/types.h>
918         #include <rapl.h>
919 ],[
920         RAP_RETURN          rc;
921         RAP_PVOID           dev_handle;
922
923         rc = RapkGetDeviceByIndex(0, NULL, &dev_handle);
924
925         return rc == RAP_SUCCESS ? 0 : 1;
926 ],[
927         AC_MSG_RESULT([yes])
928         RALND="ralnd"
929 ],[
930         AC_MSG_RESULT([no])
931         RALND=""
932         RACPPFLAGS=""
933 ])
934 EXTRA_KCFLAGS="$EXTRA_KCFLAGS_save"
935 AC_SUBST(RACPPFLAGS)
936 AC_SUBST(RALND)
937 ])
938
939 #
940 # LN_STRUCT_PAGE_LIST
941 #
942 # 2.6.4 no longer has page->list
943 #
944 AC_DEFUN([LN_STRUCT_PAGE_LIST],
945 [AC_MSG_CHECKING([if struct page has a list field])
946 LB_LINUX_TRY_COMPILE([
947         #include <linux/mm.h>
948 ],[
949         struct page page;
950         &page.list;
951 ],[
952         AC_MSG_RESULT([yes])
953         AC_DEFINE(HAVE_PAGE_LIST, 1, [struct page has a list field])
954 ],[
955         AC_MSG_RESULT([no])
956 ])
957 ])
958
959 #
960 # LN_STRUCT_SIGHAND
961 #
962 # red hat 2.4 adds sighand to struct task_struct
963 #
964 AC_DEFUN([LN_STRUCT_SIGHAND],
965 [AC_MSG_CHECKING([if task_struct has a sighand field])
966 LB_LINUX_TRY_COMPILE([
967         #include <linux/sched.h>
968 ],[
969         struct task_struct p;
970         p.sighand = NULL;
971 ],[
972         AC_DEFINE(CONFIG_RH_2_4_20, 1, [this kernel contains Red Hat 2.4.20 patches])
973         AC_MSG_RESULT([yes])
974 ],[
975         AC_MSG_RESULT([no])
976 ])
977 ])
978
979 #
980 # LN_FUNC_CPU_ONLINE
981 #
982 # cpu_online is different in rh 2.4, vanilla 2.4, and 2.6
983 #
984 AC_DEFUN([LN_FUNC_CPU_ONLINE],
985 [AC_MSG_CHECKING([if kernel defines cpu_online()])
986 LB_LINUX_TRY_COMPILE([
987         #include <linux/sched.h>
988 ],[
989         cpu_online(0);
990 ],[
991         AC_MSG_RESULT([yes])
992         AC_DEFINE(HAVE_CPU_ONLINE, 1, [cpu_online found])
993 ],[
994         AC_MSG_RESULT([no])
995 ])
996 ])
997
998 #
999 # LN_TYPE_GFP_T
1000 #
1001 # check if gfp_t is typedef-ed
1002 #
1003 AC_DEFUN([LN_TYPE_GFP_T],
1004 [AC_MSG_CHECKING([if kernel defines gfp_t])
1005 LB_LINUX_TRY_COMPILE([
1006         #include <linux/gfp.h>
1007 ],[
1008         return sizeof(gfp_t);
1009 ],[
1010         AC_MSG_RESULT([yes])
1011         AC_DEFINE(HAVE_GFP_T, 1, [gfp_t found])
1012 ],[
1013         AC_MSG_RESULT([no])
1014 ])
1015 ])
1016
1017 #
1018 # LN_TYPE_CPUMASK_T
1019 #
1020 # same goes for cpumask_t
1021 #
1022 AC_DEFUN([LN_TYPE_CPUMASK_T],
1023 [AC_MSG_CHECKING([if kernel defines cpumask_t])
1024 LB_LINUX_TRY_COMPILE([
1025         #include <linux/sched.h>
1026 ],[
1027         return sizeof (cpumask_t);
1028 ],[
1029         AC_MSG_RESULT([yes])
1030         AC_DEFINE(HAVE_CPUMASK_T, 1, [cpumask_t found])
1031 ],[
1032         AC_MSG_RESULT([no])
1033 ])
1034 ])
1035
1036 #
1037 # LN_FUNC_SHOW_TASK
1038 #
1039 # we export show_task(), but not all kernels have it (yet)
1040 #
1041 AC_DEFUN([LN_FUNC_SHOW_TASK],
1042 [LB_CHECK_SYMBOL_EXPORT([show_task],
1043 [kernel/ksyms.c kernel/sched.c],[
1044 AC_DEFINE(HAVE_SHOW_TASK, 1, [show_task is exported])
1045 ],[
1046 ])
1047 ])
1048
1049 # LN_TASKLIST_LOCK
1050 # 2.6.18 remove tasklist_lock export
1051 AC_DEFUN([LN_TASKLIST_LOCK],
1052 [LB_CHECK_SYMBOL_EXPORT([tasklist_lock],
1053 [kernel/fork.c],[
1054 AC_DEFINE(HAVE_TASKLIST_LOCK, 1,
1055          [tasklist_lock exported])
1056 ],[
1057 ])
1058 ])
1059
1060 # 2.6.19 API changes
1061 # kmem_cache_destroy(cachep) return void instead of
1062 # int
1063 AC_DEFUN([LN_KMEM_CACHE_DESTROY_INT],
1064 [AC_MSG_CHECKING([kmem_cache_destroy(cachep) return int])
1065 LB_LINUX_TRY_COMPILE([
1066         #include <linux/slab.h>
1067 ],[
1068         int i = kmem_cache_destroy(NULL);
1069 ],[
1070         AC_MSG_RESULT(yes)
1071         AC_DEFINE(HAVE_KMEM_CACHE_DESTROY_INT, 1,
1072                 [kmem_cache_destroy(cachep) return int])
1073 ],[
1074         AC_MSG_RESULT(NO)
1075 ])
1076 ])
1077
1078 # 2.6.19 API change
1079 #panic_notifier_list use atomic_notifier operations
1080 #
1081 AC_DEFUN([LN_ATOMIC_PANIC_NOTIFIER],
1082 [AC_MSG_CHECKING([panic_notifier_list is atomic])
1083 LB_LINUX_TRY_COMPILE([
1084         #include <linux/notifier.h>
1085         #include <linux/kernel.h>
1086 ],[
1087         struct atomic_notifier_head panic_notifier_list;
1088 ],[
1089         AC_MSG_RESULT(yes)
1090         AC_DEFINE(HAVE_ATOMIC_PANIC_NOTIFIER, 1,
1091                 [panic_notifier_list is atomic_notifier_head])
1092 ],[
1093         AC_MSG_RESULT(NO)
1094 ])
1095 ])
1096
1097 # 2.6.20 API change INIT_WORK use 2 args and not
1098 # store data inside
1099 AC_DEFUN([LN_3ARGS_INIT_WORK],
1100 [AC_MSG_CHECKING([check INIT_WORK want 3 args])
1101 LB_LINUX_TRY_COMPILE([
1102         #include <linux/workqueue.h>
1103 ],[
1104         struct work_struct work;
1105
1106         INIT_WORK(&work, NULL, NULL);
1107 ],[
1108         AC_MSG_RESULT(yes)
1109         AC_DEFINE(HAVE_3ARGS_INIT_WORK, 1,
1110                   [INIT_WORK use 3 args and store data inside])
1111 ],[
1112         AC_MSG_RESULT(NO)
1113 ])
1114 ])
1115
1116 # 2.6.21 api change. 'register_sysctl_table' use only one argument,
1117 # instead of more old which need two.
1118 AC_DEFUN([LN_2ARGS_REGISTER_SYSCTL],
1119 [AC_MSG_CHECKING([check register_sysctl_table want 2 args])
1120 LB_LINUX_TRY_COMPILE([
1121         #include <linux/sysctl.h>
1122 ],[
1123         return register_sysctl_table(NULL,0);
1124 ],[
1125         AC_MSG_RESULT(yes)
1126         AC_DEFINE(HAVE_2ARGS_REGISTER_SYSCTL, 1,
1127                   [register_sysctl_table want 2 args])
1128 ],[
1129         AC_MSG_RESULT(NO)
1130 ])
1131 ])
1132
1133 # 2.6.21 marks kmem_cache_t deprecated and uses struct kmem_cache
1134 # instead
1135 AC_DEFUN([LN_KMEM_CACHE],
1136 [AC_MSG_CHECKING([check kernel has struct kmem_cache])
1137 tmp_flags="$EXTRA_KCFLAGS"
1138 EXTRA_KCFLAGS="-Werror"
1139 LB_LINUX_TRY_COMPILE([
1140         #include <linux/slab.h>
1141         typedef struct kmem_cache cache_t;
1142 ],[
1143         cache_t *cachep = NULL;
1144
1145         kmem_cache_alloc(cachep, 0);
1146 ],[
1147         AC_MSG_RESULT(yes)
1148         AC_DEFINE(HAVE_KMEM_CACHE, 1,
1149                   [kernel has struct kmem_cache])
1150 ],[
1151         AC_MSG_RESULT(NO)
1152 ])
1153 EXTRA_KCFLAGS="$tmp_flags"
1154 ])
1155 # 2.6.23 lost dtor argument
1156 AC_DEFUN([LN_KMEM_CACHE_CREATE_DTOR],
1157 [AC_MSG_CHECKING([check kmem_cache_create has dtor argument])
1158 LB_LINUX_TRY_COMPILE([
1159         #include <linux/slab.h>
1160 ],[
1161         kmem_cache_create(NULL, 0, 0, 0, NULL, NULL);
1162 ],[
1163         AC_MSG_RESULT(yes)
1164         AC_DEFINE(HAVE_KMEM_CACHE_CREATE_DTOR, 1,
1165                   [kmem_cache_create has dtor argument])
1166 ],[
1167         AC_MSG_RESULT(NO)
1168 ])
1169 ])
1170
1171 # asm/segment.h does not exist on all architectures.
1172 # e.g. the file is empty for ia64 and does not exist for PPC.
1173 AC_DEFUN([LC_SEGMENT_H],
1174          [LB_CHECK_FILE([$LINUX/include/asm/segment.h],
1175                         [AC_MSG_CHECKING([if asm/segment.h is present])
1176                          LB_LINUX_TRY_COMPILE([#include <asm/segment.h>], [],
1177                                               [AC_MSG_RESULT([yes])
1178                                                AC_DEFINE(HAVE_SEGMENT_H, 1,
1179                                                          [asm/segment.h exists])],
1180                                               [AC_MSG_RESULT([no])])])
1181 ]) # LC_SEGMENT_H
1182
1183 #
1184 # LN_PROG_LINUX
1185 #
1186 # LNet linux kernel checks
1187 #
1188 AC_DEFUN([LN_PROG_LINUX],
1189 [
1190 LN_FUNC_CPU_ONLINE
1191 LN_TYPE_GFP_T
1192 LN_TYPE_CPUMASK_T
1193 LN_CONFIG_AFFINITY
1194 LN_CONFIG_BACKOFF
1195 LN_CONFIG_PANIC_DUMPLOG
1196 LN_CONFIG_QUADRICS
1197 LN_CONFIG_GM
1198 LN_CONFIG_OPENIB
1199 LN_CONFIG_CIB
1200 LN_CONFIG_VIB
1201 LN_CONFIG_IIB
1202 LN_CONFIG_O2IB
1203 LN_CONFIG_RALND
1204 LN_CONFIG_PTLLND
1205 LN_CONFIG_MX
1206
1207 LN_STRUCT_PAGE_LIST
1208 LN_STRUCT_SIGHAND
1209 LN_FUNC_SHOW_TASK
1210 # 2.6.18
1211 LN_TASKLIST_LOCK
1212 # 2.6.19
1213 LN_KMEM_CACHE_DESTROY_INT
1214 LN_ATOMIC_PANIC_NOTIFIER
1215 # 2.6.20
1216 LN_3ARGS_INIT_WORK
1217 # 2.6.21
1218 LN_2ARGS_REGISTER_SYSCTL
1219 LN_KMEM_CACHE
1220 # 2.6.23
1221 LN_KMEM_CACHE_CREATE_DTOR
1222 # PPC/PPC64 support
1223 LC_SEGMENT_H
1224 ])
1225
1226 #
1227 # LN_PROG_DARWIN
1228 #
1229 # Darwin checks
1230 #
1231 AC_DEFUN([LN_PROG_DARWIN],
1232 [LB_DARWIN_CHECK_FUNCS([get_preemption_level])
1233 ])
1234
1235 #
1236 # LN_PATH_DEFAULTS
1237 #
1238 # default paths for installed files
1239 #
1240 AC_DEFUN([LN_PATH_DEFAULTS],
1241 [
1242 ])
1243
1244 #
1245 # LN_CONFIGURE
1246 #
1247 # other configure checks
1248 #
1249 AC_DEFUN([LN_CONFIGURE],
1250 [# lnet/utils/portals.c
1251 AC_CHECK_HEADERS([netdb.h netinet/tcp.h asm/types.h endian.h sys/ioctl.h])
1252 AC_CHECK_FUNCS([gethostbyname socket connect])
1253
1254 # lnet/utils/debug.c
1255 AC_CHECK_HEADERS([linux/version.h])
1256
1257 AC_CHECK_TYPE([spinlock_t],
1258         [AC_DEFINE(HAVE_SPINLOCK_T, 1, [spinlock_t is defined])],
1259         [],
1260         [#include <linux/spinlock.h>])
1261
1262 # lnet/utils/wirecheck.c
1263 AC_CHECK_FUNCS([strnlen])
1264
1265 # --------  Check for required packages  --------------
1266
1267 #
1268 # LC_CONFIG_READLINE
1269 #
1270 # Build with readline
1271 #
1272 AC_MSG_CHECKING([whether to enable readline support])
1273 AC_ARG_ENABLE(readline,
1274         AC_HELP_STRING([--disable-readline],
1275                         [disable readline support]),
1276         [],[enable_readline='yes'])
1277 AC_MSG_RESULT([$enable_readline])
1278
1279 # -------- check for readline if enabled ----
1280 if test x$enable_readline = xyes ; then
1281         LIBS_save="$LIBS"
1282         LIBS="-lncurses $LIBS"
1283         AC_CHECK_LIB([readline],[readline],[
1284         LIBREADLINE="-lreadline -lncurses"
1285         AC_DEFINE(HAVE_LIBREADLINE, 1, [readline library is available])
1286         ],[
1287         LIBREADLINE=""
1288         ])
1289         LIBS="$LIBS_save"
1290 else
1291         LIBREADLINE=""
1292 fi
1293 AC_SUBST(LIBREADLINE)
1294
1295 AC_MSG_CHECKING([if efence debugging support is requested])
1296 AC_ARG_ENABLE(efence,
1297         AC_HELP_STRING([--enable-efence],
1298                         [use efence library]),
1299         [],[enable_efence='no'])
1300 AC_MSG_RESULT([$enable_efence])
1301 if test "$enable_efence" = "yes" ; then
1302         LIBEFENCE="-lefence"
1303         AC_DEFINE(HAVE_LIBEFENCE, 1, [libefence support is requested])
1304 else
1305         LIBEFENCE=""
1306 fi
1307 AC_SUBST(LIBEFENCE)
1308
1309 # -------- enable acceptor libwrap (TCP wrappers) support? -------
1310 AC_MSG_CHECKING([if libwrap support is requested])
1311 AC_ARG_ENABLE([libwrap],
1312         AC_HELP_STRING([--enable-libwrap], [use TCP wrappers]),
1313         [case "${enableval}" in
1314                 yes) enable_libwrap=yes ;;
1315                 no) enable_libwrap=no ;;
1316                 *) AC_MSG_ERROR(bad value ${enableval} for --enable-libwrap) ;;
1317         esac],[enable_libwrap=no])
1318 AC_MSG_RESULT([$enable_libwrap])
1319 if test x$enable_libwrap = xyes ; then
1320         LIBWRAP="-lwrap"
1321         AC_DEFINE(HAVE_LIBWRAP, 1, [libwrap support is requested])
1322 else
1323         LIBWRAP=""
1324 fi
1325 AC_SUBST(LIBWRAP)
1326
1327 # -------- check for -lpthread support ----
1328 AC_MSG_CHECKING([whether to use libpthread for lnet library])
1329 AC_ARG_ENABLE([libpthread],
1330         AC_HELP_STRING([--disable-libpthread],
1331                 [disable libpthread]),
1332         [],[enable_libpthread=yes])
1333 if test "$enable_libpthread" = "yes" ; then
1334         AC_CHECK_LIB([pthread], [pthread_create],
1335                 [ENABLE_LIBPTHREAD="yes"],
1336                 [ENABLE_LIBPTHREAD="no"])
1337         if test "$ENABLE_LIBPTHREAD" = "yes" ; then
1338                 AC_MSG_RESULT([$ENABLE_LIBPTHREAD])
1339                 PTHREAD_LIBS="-lpthread"
1340                 AC_DEFINE([HAVE_LIBPTHREAD], 1, [use libpthread])
1341         else
1342                 PTHREAD_LIBS=""
1343                 AC_MSG_RESULT([no libpthread is found])
1344         fi
1345         AC_SUBST(PTHREAD_LIBS)
1346 else
1347         AC_MSG_RESULT([no (disabled explicitly)])
1348         ENABLE_LIBPTHREAD="no"
1349 fi
1350 AC_SUBST(ENABLE_LIBPTHREAD)
1351
1352 # ----------------------------------------
1353 # some tests for catamount-like systems
1354 # ----------------------------------------
1355 AC_ARG_ENABLE([sysio_init],
1356         AC_HELP_STRING([--disable-sysio-init],
1357                 [call sysio init functions when initializing liblustre]),
1358         [],[enable_sysio_init=yes])
1359 AC_MSG_CHECKING([whether to initialize libsysio])
1360 AC_MSG_RESULT([$enable_sysio_init])
1361 if test x$enable_sysio_init != xno ; then
1362         AC_DEFINE([INIT_SYSIO], 1, [call sysio init functions])
1363 fi
1364
1365 AC_ARG_ENABLE([urandom],
1366         AC_HELP_STRING([--disable-urandom],
1367                 [disable use of /dev/urandom for liblustre]),
1368         [],[enable_urandom=yes])
1369 AC_MSG_CHECKING([whether to use /dev/urandom for liblustre])
1370 AC_MSG_RESULT([$enable_urandom])
1371 if test x$enable_urandom != xno ; then
1372         AC_DEFINE([LIBLUSTRE_USE_URANDOM], 1, [use /dev/urandom for random data])
1373 fi
1374
1375 # -------- check for -lcap support ----
1376 if test x$enable_liblustre = xyes ; then
1377         AC_CHECK_LIB([cap], [cap_get_proc],
1378                 [
1379                         CAP_LIBS="-lcap"
1380                         AC_DEFINE([HAVE_LIBCAP], 1, [use libcap])
1381                 ],
1382                 [
1383                         CAP_LIBS=""
1384                 ])
1385         AC_SUBST(CAP_LIBS)
1386
1387 fi
1388
1389 LN_CONFIG_MAX_PAYLOAD
1390 LN_CONFIG_UPTLLND
1391 LN_CONFIG_USOCKLND
1392 ])
1393
1394 #
1395 # LN_CONDITIONALS
1396 #
1397 # AM_CONDITOINAL defines for lnet
1398 #
1399 AC_DEFUN([LN_CONDITIONALS],
1400 [AM_CONDITIONAL(BUILD_QSWLND, test x$QSWLND = "xqswlnd")
1401 AM_CONDITIONAL(BUILD_GMLND, test x$GMLND = "xgmlnd")
1402 AM_CONDITIONAL(BUILD_MXLND, test x$MXLND = "xmxlnd")
1403 AM_CONDITIONAL(BUILD_O2IBLND, test x$O2IBLND = "xo2iblnd")
1404 AM_CONDITIONAL(BUILD_OPENIBLND, test x$OPENIBLND = "xopeniblnd")
1405 AM_CONDITIONAL(BUILD_CIBLND, test x$CIBLND = "xciblnd")
1406 AM_CONDITIONAL(BUILD_IIBLND, test x$IIBLND = "xiiblnd")
1407 AM_CONDITIONAL(BUILD_VIBLND, test x$VIBLND = "xviblnd")
1408 AM_CONDITIONAL(BUILD_RALND, test x$RALND = "xralnd")
1409 AM_CONDITIONAL(BUILD_PTLLND, test x$PTLLND = "xptllnd")
1410 AM_CONDITIONAL(BUILD_UPTLLND, test x$UPTLLND = "xptllnd")
1411 AM_CONDITIONAL(BUILD_USOCKLND, test x$USOCKLND = "xusocklnd")
1412 ])
1413
1414 #
1415 # LN_CONFIG_FILES
1416 #
1417 # files that should be generated with AC_OUTPUT
1418 #
1419 AC_DEFUN([LN_CONFIG_FILES],
1420 [AC_CONFIG_FILES([
1421 lnet/Kernelenv
1422 lnet/Makefile
1423 lnet/autoMakefile
1424 lnet/autoconf/Makefile
1425 lnet/doc/Makefile
1426 lnet/include/Makefile
1427 lnet/include/libcfs/Makefile
1428 lnet/include/libcfs/linux/Makefile
1429 lnet/include/lnet/Makefile
1430 lnet/include/lnet/linux/Makefile
1431 lnet/klnds/Makefile
1432 lnet/klnds/autoMakefile
1433 lnet/klnds/gmlnd/Makefile
1434 lnet/klnds/mxlnd/autoMakefile
1435 lnet/klnds/mxlnd/Makefile
1436 lnet/klnds/gmlnd/autoMakefile
1437 lnet/klnds/openiblnd/Makefile
1438 lnet/klnds/openiblnd/autoMakefile
1439 lnet/klnds/o2iblnd/Makefile
1440 lnet/klnds/o2iblnd/autoMakefile
1441 lnet/klnds/ciblnd/Makefile
1442 lnet/klnds/ciblnd/autoMakefile
1443 lnet/klnds/iiblnd/Makefile
1444 lnet/klnds/iiblnd/autoMakefile
1445 lnet/klnds/viblnd/Makefile
1446 lnet/klnds/viblnd/autoMakefile
1447 lnet/klnds/qswlnd/Makefile
1448 lnet/klnds/qswlnd/autoMakefile
1449 lnet/klnds/ralnd/Makefile
1450 lnet/klnds/ralnd/autoMakefile
1451 lnet/klnds/socklnd/Makefile
1452 lnet/klnds/socklnd/autoMakefile
1453 lnet/klnds/ptllnd/Makefile
1454 lnet/klnds/ptllnd/autoMakefile
1455 lnet/libcfs/Makefile
1456 lnet/libcfs/autoMakefile
1457 lnet/libcfs/linux/Makefile
1458 lnet/lnet/Makefile
1459 lnet/lnet/autoMakefile
1460 lnet/selftest/Makefile
1461 lnet/selftest/autoMakefile
1462 lnet/ulnds/Makefile
1463 lnet/ulnds/autoMakefile
1464 lnet/ulnds/socklnd/Makefile
1465 lnet/ulnds/ptllnd/Makefile
1466 lnet/utils/Makefile
1467 ])
1468 case $lb_target_os in
1469         darwin)
1470                 AC_CONFIG_FILES([
1471 lnet/include/libcfs/darwin/Makefile
1472 lnet/include/lnet/darwin/Makefile
1473 lnet/libcfs/darwin/Makefile
1474 ])
1475                 ;;
1476 esac
1477 ])