forked from OISF/suricata
-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathconfigure.ac
1767 lines (1555 loc) · 66.8 KB
/
configure.ac
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
#TODO A better place for default CFLAGS?
AC_INIT(suricata, 2.1dev)
m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])AM_SILENT_RULES([yes])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_SRCDIR([src/suricata.c])
AC_CONFIG_MACRO_DIR(m4)
AM_INIT_AUTOMAKE
AC_LANG_C
AC_PROG_CC_C99
AC_PROG_LIBTOOL
AC_DEFUN([FAIL_MESSAGE],[
echo
echo
echo "**********************************************"
echo " ERROR: unable to find" $1
echo " checked in the following places"
for i in `echo $2`; do
echo " $i"
done
echo "**********************************************"
echo
exit 1
])
AC_DEFUN([LIBNET_FAIL_WARN],[
echo
echo "*************************************************************************"
echo " Warning! libnet version 1.1.x could not be found in " $1
echo " Reject keywords will not be supported."
echo " If you require reject support, please install libnet 1.1.x. "
echo " If libnet is not installed in a non-standard location please use the"
echo " --with-libnet-includes and --with-libnet-libraries configure options"
echo "*************************************************************************"
echo
])
if test `basename $CC` = "clang"; then
CFLAGS="$CFLAGS -Wextra -Werror-implicit-function-declaration"
AC_MSG_CHECKING([clang __sync_bool_compare_and_swap])
AC_TRY_COMPILE([#include <stdio.h>],
[ unsigned int i = 0; (void)__sync_bool_compare_and_swap(&i, 1, 1);],
[
AC_DEFINE([__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1], [1], [Fake GCC atomic support])
AC_DEFINE([__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2], [1], [Fake GCC atomic support])
AC_DEFINE([__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], [1], [Fake GCC atomic support])
AC_DEFINE([__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8], [1], [Fake GCC atomic support])
AC_MSG_RESULT([yes]) ],
[AC_MSG_RESULT([no])])
fi
if test `basename $CC` = "gcc"; then
dnl get gcc version
AC_MSG_CHECKING([gcc version])
gccver=$($CC -dumpversion)
gccvermajor=$(echo $gccver | cut -d . -f1)
gccverminor=$(echo $gccver | cut -d . -f2)
gccvernum=$(expr $gccvermajor "*" 100 + $gccverminor)
AC_MSG_RESULT($gccver)
if test "$gccvernum" -ge "400"; then
dnl gcc 4.0 or later
CFLAGS="$CFLAGS -Wextra -Werror-implicit-function-declaration"
# remove optimization options that break our code
# VJ 2010/06/27: no-tree-pre added. It breaks ringbuffers code.
CFLAGS="$CFLAGS -fno-tree-pre"
else
CFLAGS="$CFLAGS -W"
fi
fi
CFLAGS="$CFLAGS -Wall"
CFLAGS="$CFLAGS -Wno-unused-parameter"
CFLAGS="$CFLAGS -std=gnu99"
# Checks for programs.
AC_PROG_AWK
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PATH_PROG(HAVE_PKG_CONFIG, pkg-config, "no")
if test "$HAVE_PKG_CONFIG" = "no"; then
echo
echo " ERROR! pkg-config not found, go get it "
echo " http://pkg-config.freedesktop.org/wiki/ "
echo " or install from your distribution "
echo
exit 1
fi
AC_PATH_PROG(HAVE_PYTHON_CONFIG, python, "no")
if test "$HAVE_PYTHON_CONFIG" = "no"; then
echo
echo " Warning! python not found, you will not be "
echo " able to install surictasc unix socket client "
echo
enable_python="no"
else
enable_python="yes"
fi
AM_CONDITIONAL([HAVE_PYTHON], [test "$HAVE_PYTHON_CONFIG" != "no"])
AC_PATH_PROG(HAVE_WGET, wget, "no")
if test "$HAVE_WGET" = "no"; then
AC_PATH_PROG(HAVE_CURL, curl, "no")
if test "$HAVE_CURL" = "no"; then
echo
echo " Warning curl or wget not found, you won't be able to"
echo " download latest ruleset with 'make install-rules'"
fi
fi
AM_CONDITIONAL([HAVE_FETCH_COMMAND], [test "x$HAVE_WGET" != "xno" || test "x$HAVE_CURL" != "xno"])
AM_CONDITIONAL([HAVE_WGET_COMMAND], [test "x$HAVE_WGET" != "xno"])
# Checks for libraries.
# Checks for header files.
AC_CHECK_HEADERS([arpa/inet.h assert.h ctype.h errno.h fcntl.h inttypes.h])
AC_CHECK_HEADERS([getopt.h])
AC_CHECK_HEADERS([limits.h netdb.h netinet/in.h poll.h sched.h signal.h])
AC_CHECK_HEADERS([stdarg.h stdint.h stdio.h stdlib.h string.h sys/ioctl.h])
AC_CHECK_HEADERS([syslog.h sys/prctl.h sys/socket.h sys/stat.h sys/syscall.h])
AC_CHECK_HEADERS([sys/time.h time.h unistd.h])
AC_CHECK_HEADERS([sys/ioctl.h linux/if_ether.h linux/if_packet.h linux/filter.h])
AC_CHECK_HEADERS([linux/ethtool.h linux/sockios.h])
AC_CHECK_HEADERS([sys/socket.h net/if.h sys/mman.h linux/if_arp.h], [], [],
[[#ifdef HAVE_SYS_SOCKET_H
#include <sys/types.h>
#include <sys/socket.h>
#endif
]])
AC_CHECK_HEADERS([windows.h winsock2.h ws2tcpip.h w32api/wtypes.h], [], [],
[[
#ifndef _X86_
#define _X86_
#endif
]])
AC_CHECK_HEADERS([w32api/winbase.h], [], [],
[[
#ifndef _X86_
#define _X86_
#endif
#include <windows.h>
]])
# Checks for typedefs, structures, and compiler characteristics.
AC_C_INLINE
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_TYPE_INT32_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_UINT8_T
AC_HEADER_STDBOOL
# Checks for library functions.
AC_FUNC_MALLOC
AC_FUNC_REALLOC
AC_CHECK_FUNCS([gettimeofday memset strcasecmp strchr strdup strerror strncasecmp strtol strtoul memchr memrchr])
# Add large file support
AC_SYS_LARGEFILE
#check for os
AC_MSG_CHECKING([host os])
# lua pkg-config name differs per OS
LUA_PC_NAME="lua5.1"
LUA_LIB_NAME="lua5.1"
# If no host os was detected, try with uname
if test -z "$host" ; then
host="`uname`"
fi
echo -n "installation for $host OS... "
e_magic_file="/usr/share/file/magic"
case "$host" in
*-*-*freebsd*)
LUA_PC_NAME="lua-5.1"
LUA_LIB_NAME="lua-5.1"
CFLAGS="${CFLAGS} -DOS_FREEBSD"
CPPFLAGS="${CPPFLAGS} -I/usr/local/include -I/usr/local/include/libnet11"
LDFLAGS="${LDFLAGS} -L/usr/local/lib -L/usr/local/lib/libnet11"
e_magic_file="/usr/share/misc/magic"
;;
*-*-openbsd*)
LUA_PC_NAME="lua51"
CFLAGS="${CFLAGS} -D__OpenBSD__"
CPPFLAGS="${CPPFLAGS} -I/usr/local/include -I/usr/local/include/libnet-1.1"
LDFLAGS="${LDFLAGS} -L/usr/local/lib -I/usr/local/lib/libnet-1.1"
e_magic_file="/usr/local/share/misc/magic.mgc"
;;
*darwin*|*Darwin*)
LUA_PC_NAME="lua-5.1"
LUA_LIB_NAME="lua-5.1"
CFLAGS="${CFLAGS} -DOS_DARWIN"
CPPFLAGS="${CPPFLAGS} -I/opt/local/include"
LDFLAGS="${LDFLAGS} -L/opt/local/lib"
;;
*-*-linux*)
#for now do nothing
;;
*-*-mingw32*)
CFLAGS="${CFLAGS} -DOS_WIN32"
LDFLAGS="${LDFLAGS} -lws2_32"
WINDOWS_PATH="yes"
;;
*-*-cygwin)
LUA_PC_NAME="lua"
LUA_LIB_NAME="lua"
WINDOWS_PATH="yes"
;;
*)
AC_MSG_WARN([unsupported OS this may or may not work])
;;
esac
AC_MSG_RESULT(ok)
# check if our target supports thread local storage
AC_MSG_CHECKING(for thread local storage __thread support)
AC_TRY_COMPILE([#include <stdlib.h>],
[ static __thread int i; i = 1; i++; ],
[AC_DEFINE([TLS], [1], [Thread local storage])
AC_MSG_RESULT([yes]) ],
[AC_MSG_RESULT([no])])
#Enable support for gcc compile time security options. There is no great way to do detection of valid cflags that I have found
#AX_CFLAGS_GCC_OPTION don't seem to do a better job than the code below and are a pain because of extra m4 files etc.
#These flags seem to be supported on CentOS 5+, Ubuntu 8.04+, and FedoreCore 11+
#Options are taken from https://wiki.ubuntu.com/CompilerFlags
AC_ARG_ENABLE(gccprotect,
AS_HELP_STRING([--enable-gccprotect], [Detect and use gcc hardening options]),,[enable_gccprotect=no])
AS_IF([test "x$enable_gccprotect" = "xyes"], [
#buffer overflow protection
AC_MSG_CHECKING(for -fstack-protector)
TMPCFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} -fstack-protector"
AC_TRY_LINK(,,SECCFLAGS="${SECCFLAGS} -fstack-protector"
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
CFLAGS="${TMPCFLAGS}"
#compile-time best-practices errors for certain libc functions, provides checks of buffer lengths and memory regions
AC_MSG_CHECKING(for -D_FORTIFY_SOURCE=2)
TMPCFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} -D_FORTIFY_SOURCE=2"
AC_TRY_COMPILE(,,SECCFLAGS="${SECCFLAGS} -D_FORTIFY_SOURCE=2"
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
CFLAGS="${TMPCFLAGS}"
#compile-time warnings about misuse of format strings
AC_MSG_CHECKING(for -Wformat -Wformat-security)
TMPCFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} -Wformat -Wformat-security"
AC_TRY_COMPILE(,,SECCFLAGS="${SECCFLAGS} -Wformat -Wformat-security"
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
CFLAGS="${TMPCFLAGS}"
#provides a read-only relocation table area in the final ELF
AC_MSG_CHECKING(for -z relro)
TMPLDFLAGS="${LDFLAGS}"
LDFLAGS="${LDFLAGS} -z relro"
AC_TRY_LINK(,,SECLDFLAGS="${SECLDFLAGS} -z relro"
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
LDFLAGS="${TMPLDFLAGS}"
#forces all relocations to be resolved at run-time
AC_MSG_CHECKING(for -z now)
TMPLDFLAGS="${LDFLAGS}"
LDFLAGS="${LDFLAGS} -z now"
AC_TRY_LINK(,,SECLDFLAGS="${SECLDFLAGS} -z now"
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
LDFLAGS="${TMPLDFLAGS}"
CFLAGS="${CFLAGS} ${SECCFLAGS}"
LDFLAGS="${LDFLAGS} ${SECLDFLAGS}"
])
#enable profile generation
AC_ARG_ENABLE(gccprofile,
AS_HELP_STRING([--enable-gccprofile], [Enable gcc profile info i.e -pg flag is set]),,[enable_gccprofile=no])
AS_IF([test "x$enable_gccprofile" = "xyes"], [
CFLAGS="${CFLAGS} -pg"
])
#enable gcc march=native gcc 4.2 or later
AC_ARG_ENABLE(gccmarch_native,
AS_HELP_STRING([--enable-gccmarch-native], [Enable gcc march=native gcc 4.2 and later only]),,[enable_gccmarch_native=yes])
AS_IF([test "x$enable_gccmarch_native" = "xyes"], [
OFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -march=native"
AC_MSG_CHECKING([checking if $CC supports -march=native])
AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <stdlib.h>]])],
[
AC_MSG_RESULT([yes])
CFLAGS="$OFLAGS -march=native"
],
[
AC_MSG_RESULT([no])
CFLAGS="$OFLAGS"
enable_gccmarch_native=no
]
)
])
# options
# enable the running of unit tests
AC_ARG_ENABLE(unittests,
AS_HELP_STRING([--enable-unittests], [Enable compilation of the unit tests]),,[enable_unittests=no])
AS_IF([test "x$enable_unittests" = "xyes"], [
UT_ENABLED="yes"
CFLAGS="${CFLAGS} -DUNITTESTS"
])
AM_CONDITIONAL([BUILD_UNITTESTS], [test "x$enable_unittests" = "xyes"])
# enable workaround for old barnyard2 for unified alert output
AC_ARG_ENABLE(old-barnyard2,
AS_HELP_STRING([--enable-old-barnyard2], [Use workaround for old barnyard2 in unified2 output]),,[enable_old_barnyard2=no])
AS_IF([test "x$enable_old_barnyard2" = "xyes"], [
CFLAGS="${CFLAGS} -DHAVE_OLD_BARNYARD2"
])
# enable debug output
AC_ARG_ENABLE(debug,
AS_HELP_STRING([--enable-debug], [Enable debug output]),,[enable_debug=no])
AS_IF([test "x$enable_debug" = "xyes"], [
CFLAGS="${CFLAGS} -DDEBUG"
])
# enable debug validation functions & macro's output
AC_ARG_ENABLE(debug-validation,
AS_HELP_STRING([--enable-debug-validation], [Enable (debug) validation code output]),,[enable_debug_validation=no])
AS_IF([test "x$enable_debug_validation" = "xyes"], [
CFLAGS="${CFLAGS} -DDEBUG_VALIDATION"
])
# profiling support
AC_ARG_ENABLE(profiling,
AS_HELP_STRING([--enable-profiling], [Enable performance profiling]),,[enable_profiling=no])
AS_IF([test "x$enable_profiling" = "xyes"], [
case "$host" in
*-*-openbsd*)
AC_MSG_ERROR([profiling is not supported on OpenBSD])
;;
*)
CFLAGS="${CFLAGS} -DPROFILING"
;;
esac
])
# profiling support, locking
AC_ARG_ENABLE(profiling-locks,
AS_HELP_STRING([--enable-profiling-locks], [Enable performance profiling for locks]),,[enable_profiling_locks=no])
AS_IF([test "x$enable_profiling_locks" = "xyes"], [
CFLAGS="${CFLAGS} -DPROFILING -DPROFILE_LOCKING"
])
# enable support for IPFW
AC_ARG_ENABLE(ipfw,
AS_HELP_STRING([--enable-ipfw], [Enable FreeBSD IPFW support for inline IDP]),,[enable_ipfw=no])
AS_IF([test "x$enable_ipfw" = "xyes"], [
CFLAGS="$CFLAGS -DIPFW"
])
AC_ARG_ENABLE(coccinelle,
AS_HELP_STRING([--disable-coccinelle], [Disable coccinelle QA steps during make check])],[enable_coccinelle="$enableval"],[enable_coccinelle=yes])
AS_IF([test "x$enable_coccinelle" = "xyes"], [
AC_PATH_PROG(HAVE_COCCINELLE_CONFIG, spatch, "no")
if test "$HAVE_COCCINELLE_CONFIG" = "no"; then
echo " Warning! spatch not found, you will not be "
echo " able to run code checking with coccinelle "
echo " get it from http://coccinelle.lip6.fr "
echo " or install from your distribution "
enable_coccinelle=no
fi
])
AM_CONDITIONAL([HAVE_COCCINELLE], [test "x$enable_coccinelle" != "xno"])
# disable detection
AC_ARG_ENABLE(detection,
AS_HELP_STRING([--disable-detection], [Disable Detection Modules])], [enable_detection="$enableval"],[enable_detection=yes])
AS_IF([test "x$enable_detection" = "xno"], [
AC_DEFINE([HAVE_DETECT_DISABLED], [1], [Detection is disabled])
])
AM_CONDITIONAL([BUILD_PCIE_LOGGING], [test ! -z "$TILERA_ROOT"])
# libraries
AC_MSG_CHECKING([for Mpipe])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[#include <gxio/mpipe.h>]])],
[
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_MPIPE],[1],[mPIPE support is available])
LDFLAGS="$LDFLAGS -lgxpci -lgxio -ltmc"
],
[AC_MSG_RESULT([no])])
#libpcre
AC_ARG_WITH(libpcre_includes,
[ --with-libpcre-includes=DIR libpcre include directory],
[with_libpcre_includes="$withval"],[with_libpcre_includes=no])
AC_ARG_WITH(libpcre_libraries,
[ --with-libpcre-libraries=DIR libpcre library directory],
[with_libpcre_libraries="$withval"],[with_libpcre_libraries="no"])
if test "$with_libpcre_includes" != "no"; then
CPPFLAGS="${CPPFLAGS} -I${with_libpcre_includes}"
fi
AC_CHECK_HEADER(pcre.h,,[AC_ERROR(pcre.h not found ...)])
if test "$with_libpcre_libraries" != "no"; then
LDFLAGS="${LDFLAGS} -L${with_libpcre_libraries}"
fi
PCRE=""
AC_CHECK_LIB(pcre, pcre_get_substring,, PCRE="no",-lpthread)
if test "$PCRE" = "no"; then
echo
echo " ERROR! pcre library not found, go get it"
echo " from www.pcre.org."
echo
exit 1
fi
# To prevent duping the lib link we reset LIBS after this check. Setting action-if-found to NULL doesn't seem to work
# see: http://blog.flameeyes.eu/2008/04/29/i-consider-ac_check_lib-harmful
PCRE=""
TMPLIBS="${LIBS}"
AC_CHECK_LIB(pcre, pcre_dfa_exec,, PCRE="no")
if test "$PCRE" = "no"; then
echo
echo " ERROR! pcre library was found but version was < 6.0"
echo " please upgrade to a newer version of pcre which you can get from"
echo " www.pcre.org."
echo
exit 1
fi
LIBS="${TMPLIBS}"
AC_TRY_COMPILE([ #include <pcre.h> ],
[ int eo = 0; eo |= PCRE_EXTRA_MATCH_LIMIT_RECURSION; ],
[ pcre_match_limit_recursion_available=yes ], [:]
)
if test "$pcre_match_limit_recursion_available" != "yes"; then
CFLAGS="${CFLAGS} -DNO_PCRE_MATCH_RLIMIT"
echo
echo " Warning! pcre extra opt PCRE_EXTRA_MATCH_LIMIT_RECURSION not found"
echo " This could lead to potential DoS please upgrade to pcre >= 6.5"
echo " Continuing for now...."
echo " from www.pcre.org."
echo
fi
TMPCFLAGS="${CFLAGS}"
CFLAGS="-O0 -g -Werror -Wall"
AC_TRY_COMPILE([ #include <pcre.h> ],
[ pcre_extra *extra = NULL; pcre_free_study(extra); ],
[ AC_DEFINE([HAVE_PCRE_FREE_STUDY], [1], [Pcre pcre_free_study supported])], [:]
)
CFLAGS="${TMPCFLAGS}"
#enable support for PCRE-jit available since pcre-8.20
AC_MSG_CHECKING(for PCRE JIT support)
AC_TRY_COMPILE([ #include <pcre.h> ],
[
int jit = 0;
pcre_config(PCRE_CONFIG_JIT, &jit);
],
[ pcre_jit_available=yes ], [ pcre_jit_available=no ]
)
if test "x$pcre_jit_available" = "xyes"; then
AC_MSG_RESULT(yes)
AC_DEFINE([PCRE_HAVE_JIT], [1], [Pcre with JIT compiler support enabled])
AC_MSG_CHECKING(for PCRE JIT support usability)
AC_TRY_COMPILE([ #include <pcre.h> ],
[
const char* regexstr = "(a|b|c|d)";
pcre *re;
const char *error;
pcre_extra *extra;
int err_offset;
re = pcre_compile(regexstr,0, &error, &err_offset,NULL);
extra = pcre_study(re, PCRE_STUDY_JIT_COMPILE, &error);
if (extra == NULL)
exit(EXIT_FAILURE);
int jit = 0;
int ret = pcre_fullinfo(re, extra, PCRE_INFO_JIT, &jit);
if (ret != 0 || jit != 1)
exit(EXIT_FAILURE);
exit(EXIT_SUCCESS);
],
[ pcre_jit_works=yes ], [:]
)
if test "x$pcre_jit_works" != "xyes"; then
AC_MSG_RESULT(no)
echo
echo " PCRE JIT support detection worked but testing it failed"
echo " something odd is going on, please file a bug report."
echo
exit 1
else
AC_MSG_RESULT(yes)
fi
else
AC_MSG_RESULT(no)
fi
# libyaml
AC_ARG_WITH(libyaml_includes,
[ --with-libyaml-includes=DIR libyaml include directory],
[with_libyaml_includes="$withval"],[with_libyaml_includes=no])
AC_ARG_WITH(libyaml_libraries,
[ --with-libyaml-libraries=DIR libyaml library directory],
[with_libyaml_libraries="$withval"],[with_libyaml_libraries="no"])
if test "$with_libyaml_includes" != "no"; then
CPPFLAGS="${CPPFLAGS} -I${with_libyaml_includes}"
fi
AC_CHECK_HEADER(yaml.h,,LIBYAML="no")
if test "$with_libyaml_libraries" != "no"; then
LDFLAGS="${LDFLAGS} -L${with_libyaml_libraries}"
fi
LIBYAML=""
AC_CHECK_LIB(yaml,yaml_parser_initialize,,LIBYAML="no")
if test "$LIBYAML" = "no"; then
echo
echo " ERROR! libyaml library not found, go get it"
echo " from http://pyyaml.org/wiki/LibYAML "
echo " or your distribution:"
echo
echo " Ubuntu: apt-get install libyaml-dev"
echo " Fedora: yum install libyaml-devel"
echo
exit 1
fi
# libpthread
AC_ARG_WITH(libpthread_includes,
[ --with-libpthread-includes=DIR libpthread include directory],
[with_libpthread_includes="$withval"],[with_libpthread_includes=no])
AC_ARG_WITH(libpthread_libraries,
[ --with-libpthread-libraries=DIR libpthread library directory],
[with_libpthread_libraries="$withval"],[with_libpthread_libraries="no"])
if test "$with_libpthread_includes" != "no"; then
CPPFLAGS="${CPPFLAGS} -I${with_libpthread_includes}"
fi
dnl AC_CHECK_HEADER(pthread.h,,[AC_ERROR(pthread.h not found ...)])
if test "$with_libpthread_libraries" != "no"; then
LDFLAGS="${LDFLAGS} -L${with_libpthread_libraries}"
fi
PTHREAD=""
AC_CHECK_LIB(pthread, pthread_create,, PTHREAD="no")
if test "$PTHREAD" = "no"; then
echo
echo " ERROR! libpthread library not found, glibc problem?"
echo
exit 1
fi
# libjansson
enable_jansson="no"
AC_ARG_WITH(libjansson_includes,
[ --with-libjansson-includes=DIR libjansson include directory],
[with_libjansson_includes="$withval"],[with_libjansson_includes=no])
AC_ARG_WITH(libjansson_libraries,
[ --with-libjansson-libraries=DIR libjansson library directory],
[with_libjansson_libraries="$withval"],[with_libjansson_libraries="no"])
if test "$with_libjansson_includes" != "no"; then
CPPFLAGS="${CPPFLAGS} -I${with_libjansson_includes}"
fi
enable_jansson="no"
enable_unixsocket="no"
AC_ARG_ENABLE(unix-socket,
AS_HELP_STRING([--enable-unix-socket], [Enable unix socket [default=test]]),[enable_unixsocket="$enableval"],[enable_unixsocket=test])
AC_CHECK_HEADER(jansson.h,JANSSON="yes",JANSSON="no")
if test "$JANSSON" = "yes"; then
if test "$with_libjansson_libraries" != "no"; then
LDFLAGS="${LDFLAGS} -L${with_libjansson_libraries}"
fi
AC_CHECK_LIB(jansson, json_dump_callback,, JANSSON="no")
enable_jansson="yes"
if test "$JANSSON" = "no"; then
echo
echo " Jansson >= 2.2 is required for features like unix socket"
echo " Go get it from your distribution or from:"
echo " http://www.digip.org/jansson/"
echo
if test "x$enable_unixsocket" = "xyes"; then
exit 1
fi
enable_unixsocket="no"
enable_jansson="no"
else
case $host in
*-*-mingw32*)
;;
*-*-cygwin)
;;
*)
if test "x$enable_unixsocket" = "xtest"; then
enable_unixsocket="yes"
fi
;;
esac
fi
else
if test "x$enable_unixsocket" = "xyes"; then
echo
echo " Jansson >= 2.2 is required for features like unix socket"
echo " Go get it from your distribution or from:"
echo " http://www.digip.org/jansson/"
echo
exit 1
fi
enable_unixsocket="no"
fi
AS_IF([test "x$enable_unixsocket" = "xyes"], [AC_DEFINE([BUILD_UNIX_SOCKET], [1], [Unix socket support enabled])])
# libnfnetlink
case $host in
*-*-mingw32*)
;;
*)
AC_ARG_WITH(libnfnetlink_includes,
[ --with-libnfnetlink-includes=DIR libnfnetlink include directory],
[with_libnfnetlink_includes="$withval"],[with_libnfnetlink_includes=no])
AC_ARG_WITH(libnfnetlink_libraries,
[ --with-libnfnetlink-libraries=DIR libnfnetlink library directory],
[with_libnfnetlink_libraries="$withval"],[with_libnfnetlink_libraries="no"])
if test "$with_libnfnetlink_includes" != "no"; then
CPPFLAGS="${CPPFLAGS} -I${with_libnfnetlink_includes}"
fi
if test "$with_libnfnetlink_libraries" != "no"; then
LDFLAGS="${LDFLAGS} -L${with_libnfnetlink_libraries}"
fi
NFNL=""
AC_CHECK_LIB(nfnetlink, nfnl_fd,, NFNL="no")
if test "$NFNL" = "no"; then
echo
echo " ERROR! nfnetlink library not found, go get it"
echo " from www.netfilter.org."
echo " we automatically append libnetfilter_queue/ when searching"
echo " for headers etc. when the --with-libnfnetlink-includes directive"
echo " is used"
echo
fi
;;
esac
#enable support for NFQUEUE
AC_ARG_ENABLE(nfqueue,
AS_HELP_STRING([--enable-nfqueue], [Enable NFQUEUE support for inline IDP]),,[enable_nfqueue=no])
AS_IF([test "x$enable_nfqueue" = "xyes"], [
CFLAGS="$CFLAGS -DNFQ"
#libnetfilter_queue
AC_ARG_WITH(libnetfilter_queue_includes,
[ --with-libnetfilter_queue-includes=DIR libnetfilter_queue include directory],
[with_libnetfilter_queue_includes="$withval"],[with_libnetfilter_queue_includes=no])
AC_ARG_WITH(libnetfilter_queue_libraries,
[ --with-libnetfilter_queue-libraries=DIR libnetfilter_queue library directory],
[with_libnetfilter_queue_libraries="$withval"],[with_libnetfilter_queue_libraries="no"])
if test "$with_libnetfilter_queue_includes" != "no"; then
CPPFLAGS="${CPPFLAGS} -I${with_libnetfilter_queue_includes}"
fi
AC_CHECK_HEADER(libnetfilter_queue/libnetfilter_queue.h,,[AC_ERROR(libnetfilter_queue/libnetfilter_queue.h not found ...)])
if test "$with_libnetfilter_queue_libraries" != "no"; then
LDFLAGS="${LDFLAGS} -L${with_libnetfilter_queue_libraries}"
fi
#LDFLAGS="${LDFLAGS} -lnetfilter_queue"
NFQ=""
case $host in
*-*-mingw32*)
AC_CHECK_LIB(netfilter_queue, nfq_open,, NFQ="no",-lws2_32)
AC_ARG_WITH(netfilterforwin_includes,
[ --with-netfilterforwin-includes=DIR netfilterforwin include directory],
[with_netfilterforwin_includes="$withval"],[with_netfilterforwin_includes=no])
if test "$with_netfilterforwin_includes" != "no"; then
CPPFLAGS="${CPPFLAGS} -I${with_netfilterforwin_includes}"
else
CPPFLAGS="${CPPFLAGS} -I../../netfilterforwin"
fi
;;
*)
AC_CHECK_LIB(netfilter_queue, nfq_open,, NFQ="no",)
AC_CHECK_LIB([netfilter_queue], [nfq_set_queue_maxlen],AC_DEFINE_UNQUOTED([HAVE_NFQ_MAXLEN],[1],[Found queue max length support in netfilter_queue]) ,,[-lnfnetlink])
AC_CHECK_LIB([netfilter_queue], [nfq_set_verdict2],AC_DEFINE_UNQUOTED([HAVE_NFQ_SET_VERDICT2],[1],[Found nfq_set_verdict2 function in netfilter_queue]) ,,[-lnfnetlink])
AC_CHECK_LIB([netfilter_queue], [nfq_set_queue_flags],AC_DEFINE_UNQUOTED([HAVE_NFQ_SET_QUEUE_FLAGS],[1],[Found nfq_set_queue_flags function in netfilter_queue]) ,,[-lnfnetlink])
AC_CHECK_LIB([netfilter_queue], [nfq_set_verdict_batch],AC_DEFINE_UNQUOTED([HAVE_NFQ_SET_VERDICT_BATCH],[1],[Found nfq_set_verdict_batch function in netfilter_queue]) ,,[-lnfnetlink])
# check if the argument to nfq_get_payload is signed or unsigned
AC_MSG_CHECKING([for signed nfq_get_payload payload argument])
STORECFLAGS="${CFLAGS}"
if test `basename $CC` = "clang"; then
CFLAGS="${CFLAGS} -Werror=incompatible-pointer-types"
else
CFLAGS="${CFLAGS} -Werror"
fi
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[
#include <stdio.h>
#include <libnetfilter_queue/libnetfilter_queue.h>
],
[
char *pktdata;
nfq_get_payload(NULL, &pktdata);
])],
[libnetfilter_queue_nfq_get_payload_signed="yes"],
[libnetfilter_queue_nfq_get_payload_signed="no"])
AC_MSG_RESULT($libnetfilter_queue_nfq_get_payload_signed)
if test "x$libnetfilter_queue_nfq_get_payload_signed" = "xyes"; then
AC_DEFINE([NFQ_GET_PAYLOAD_SIGNED], [1], [For signed version of nfq_get_payload])
fi
CFLAGS="${STORECFLAGS}"
;;
esac
if test "$NFQ" = "no"; then
echo
echo " ERROR! libnetfilter_queue library not found, go get it"
echo " from www.netfilter.org."
echo " we automatically append libnetfilter_queue/ when searching"
echo " for headers etc. when the --with-libnfq-includes directive"
echo " is used"
echo
exit 1
fi
])
# libnetfilter_log
AC_ARG_ENABLE(nflog,
AS_HELP_STRING([--enable-nflog],[Enable libnetfilter_log support]),
[ enable_nflog="yes"],
[ enable_nflog="no"])
AC_ARG_WITH(libnetfilter_log_includes,
[ --with-libnetfilter_log-includes=DIR libnetfilter_log include directory],
[with_libnetfilter_log_includes="$withval"],[with_libnetfilter_log_includes="no"])
AC_ARG_WITH(libnetfilter_log_libraries,
[ --with-libnetfilter_log-libraries=DIR libnetfilter_log library directory],
[with_libnetfilter_log_libraries="$withval"],[with_libnetfilter_log_libraries="no"])
if test "$enable_nflog" = "yes"; then
if test "$with_libnetfilter_log_includes" != "no"; then
CPPFLAGS="${CPPFLAGS} -I${with_libnetfilter_log_includes}"
fi
AC_CHECK_HEADER(libnetfilter_log/libnetfilter_log.h,,[AC_ERROR(libnetfilter_log.h not found ...)])
if test "$with_libnetfilter_log_libraries" != "no"; then
LDFLAGS="${LDFLAGS} -L${with_libnetfilter_log_libraries}"
fi
NFLOG=""
AC_CHECK_LIB(netfilter_log, nflog_open,, NFLOG="no")
if test "$NFLOG" = "no"; then
echo
echo " ERROR! libnetfilter_log library not found, go get it"
echo " from http://www.netfilter.org."
echo
exit 1
else
AC_DEFINE([HAVE_NFLOG],[1],[nflog available])
enable_nflog="yes"
fi
fi
# prelude
AC_ARG_ENABLE(prelude,
AS_HELP_STRING([--enable-prelude], [Enable Prelude support for alerts]),,[enable_prelude=no])
# Prelude doesn't work with -Werror
STORECFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} -Wno-error=unused-result"
AS_IF([test "x$enable_prelude" = "xyes"], [
AM_PATH_LIBPRELUDE(0.9.9, , AC_MSG_ERROR(Cannot find libprelude: Is libprelude-config in the path?), no)
if test "x${LIBPRELUDE_CFLAGS}" != "x"; then
CPPFLAGS="${CPPFLAGS} ${LIBPRELUDE_CFLAGS}"
fi
if test "x${LIBPRELUDE_LDFLAGS}" != "x"; then
LDFLAGS="${LDFLAGS} ${LIBPRELUDE_LDFLAGS}"
fi
if test "x${LIBPRELUDE_LIBS}" != "x"; then
LDFLAGS="${LDFLAGS} ${LIBPRELUDE_LIBS}"
fi
AC_DEFINE([PRELUDE], [1], [Libprelude support enabled])
])
CFLAGS="${STORECFLAGS}"
# libnet
AC_ARG_WITH(libnet_includes,
[ --with-libnet-includes=DIR libnet include directory],
[with_libnet_includes="$withval"],[with_libnet_includes="no"])
AC_ARG_WITH(libnet_libraries,
[ --with-libnet-libraries=DIR libnet library directory],
[with_libnet_libraries="$withval"],[with_libnet_libraries="no"])
if test "x$with_libnet_includes" != "xno"; then
CPPFLAGS="${CPPFLAGS} -I${with_libnet_includes}"
libnet_dir="${with_libnet_includes}"
else
libnet_dir="/usr/include /usr/local/include /usr/local/include/libnet11 /opt/local/include /usr/local/include/libnet-1.1"
fi
if test "x$with_libnet_libraries" != "xno"; then
LDFLAGS="${LDFLAGS} -L${with_libnet_libraries}"
fi
LIBNET_DETECT_FAIL="no"
LIBNET_INC_DIR=""
for i in $libnet_dir; do
if test -r "$i/libnet.h"; then
LIBNET_INC_DIR="$i"
fi
done
AC_MSG_CHECKING(for libnet.h version 1.1.x)
if test "$LIBNET_INC_DIR" != ""; then
if eval "grep LIBNET_VERSION $LIBNET_INC_DIR/libnet.h | grep -v '1.[[12]]' >/dev/null"; then
AC_MSG_RESULT(no)
LIBNET_DETECT_FAIL="yes"
LIBNET_FAIL_WARN($libnet_dir)
else
AC_MSG_RESULT(yes)
fi
#CentOS, Fedora, Ubuntu-LTS, Ubuntu all set defines to the same values. libnet-config seems
#to have been depreciated but all distro's seem to include it as part of the package.
if test "$LIBNET_DETECT_FAIL" = "no"; then
LLIBNET=""
AC_CHECK_LIB(net, libnet_write,, LLIBNET="no")
if test "$LLIBNET" != "no"; then
CFLAGS="${CFLAGS} -DHAVE_LIBNET11 -D_BSD_SOURCE -D__BSD_SOURCE -D__FAVOR_BSD -DHAVE_NET_ETHERNET_H"
else
#if we displayed a warning already no reason to do it again.
if test "$LIBNET_DETECT_FAIL" = "no"; then
LIBNET_DETECT_FAIL="yes"
LIBNET_FAIL_WARN($libnet_dir)
fi
fi
# see if we have the patched libnet 1.1
# http://www.inliniac.net/blog/2007/10/16/libnet-11-ipv6-fixes-and-additions.html
#
# To prevent duping the lib link we reset LIBS after this check. Setting action-if-found to NULL doesn't seem to work
# see: http://blog.flameeyes.eu/2008/04/29/i-consider-ac_check_lib-harmful
if test "$LIBNET_DETECT_FAIL" = "no"; then
LLIBNET=""
TMPLIBS="${LIBS}"
AC_CHECK_LIB(net, libnet_build_icmpv6_unreach,, LLIBNET="no")
if test "$LLIBNET" != "no"; then
CFLAGS="$CFLAGS -DHAVE_LIBNET_ICMPV6_UNREACH"
fi
LIBS="${TMPLIBS}"
fi
fi
else
LIBNET_DETECT_FAIL="yes"
LIBNET_FAIL_WARN($libnet_dir)
fi
# libpcap
AC_ARG_WITH(libpcap_includes,
[ --with-libpcap-includes=DIR libpcap include directory],
[with_libpcap_includes="$withval"],[with_libpcap_includes=no])
AC_ARG_WITH(libpcap_libraries,
[ --with-libpcap-libraries=DIR libpcap library directory],
[with_libpcap_libraries="$withval"],[with_libpcap_libraries="no"])
if test "$with_libpcap_includes" != "no"; then
CPPFLAGS="${CPPFLAGS} -I${with_libpcap_includes}"
fi
AC_CHECK_HEADER(pcap.h,,[AC_ERROR(pcap.h not found ...)])
if test "$with_libpcap_libraries" != "no"; then
LDFLAGS="${LDFLAGS} -L${with_libpcap_libraries}"
fi
AC_CHECK_HEADERS([pcap.h pcap/pcap.h pcap/bpf.h])
LIBPCAP=""
AC_CHECK_LIB(pcap, pcap_open_live,, LIBPCAP="no", [-lpthread])
if test "$LIBPCAP" = "no"; then
echo
echo " ERROR! libpcap library not found, go get it"
echo " from http://www.tcpdump.org or your distribution:"
echo
echo " Ubuntu: apt-get install libpcap-dev"
echo " Fedora: yum install libpcap-devel"
echo
exit 1
fi
# pcap_activate and pcap_create only exists in libpcap >= 1.0
LIBPCAPVTEST=""
#To prevent duping the lib link we reset LIBS after this check. Setting action-if-found to NULL doesn't seem to work
#see: http://blog.flameeyes.eu/2008/04/29/i-consider-ac_check_lib-harmful
TMPLIBS="${LIBS}"
AC_CHECK_LIB(pcap, pcap_activate,, LPCAPVTEST="no")
if test "$LPCAPVTEST" != "no"; then
AC_PATH_PROG(HAVE_PCAP_CONFIG, pcap-config, "no")
if test "$HAVE_PCAP_CONFIG" = "no"; then
CFLAGS="${CFLAGS} -DLIBPCAP_VERSION_MAJOR=1"
else
CFLAGS="${CFLAGS} `pcap-config --defines` `pcap-config --cflags` -DLIBPCAP_VERSION_MAJOR=1"
fi
else
CFLAGS="${CFLAGS} -DLIBPCAP_VERSION_MAJOR=0"
fi
LIBS="${TMPLIBS}"
#Appears as if pcap_set_buffer_size is linux only?
LIBPCAPSBUFF=""
#To prevent duping the lib link we reset LIBS after this check. Setting action-if-found to NULL doesn't seem to work
#see: http://blog.flameeyes.eu/2008/04/29/i-consider-ac_check_lib-harmful
TMPLIBS="${LIBS}"
AC_CHECK_LIB(pcap, pcap_set_buffer_size,, LPCAPSBUFF="no")
if test "$LPCAPSBUFF" != "no"; then
CFLAGS="${CFLAGS} -DHAVE_PCAP_SET_BUFF"
fi
LIBS="${TMPLIBS}"
# libpfring
# libpfring (currently only supported for libpcap enabled pfring)
# Error on the side of caution. If libpfring enabled pcap is being used and we don't link against -lpfring compilation will fail.
AC_ARG_ENABLE(pfring,
AS_HELP_STRING([--enable-pfring], [Enable Native PF_RING support]),,[enable_pfring=no])
AS_IF([test "x$enable_pfring" = "xyes"], [
CFLAGS="$CFLAGS -DHAVE_PFRING"
#We have to set CFLAGS for AC_TRY_COMPILE as it doesn't pay attention to CPPFLAGS
AC_ARG_WITH(libpfring_includes,
[ --with-libpfring-includes=DIR libpfring include directory],
[with_libpfring_includes="$withval"],[with_libpfring_includes=no])
AC_ARG_WITH(libpfring_libraries,
[ --with-libpfring-libraries=DIR libpfring library directory],
[with_libpfring_libraries="$withval"],[with_libpfring_libraries="no"])
if test "$with_libpfring_includes" != "no"; then
CPPFLAGS="${CPPFLAGS} -I${with_libpfring_includes}"
fi
if test "$with_libpfring_libraries" != "no"; then
LDFLAGS="${LDFLAGS} -L${with_libpfring_libraries}"
fi
LIBPFRING=""
AC_CHECK_LIB(pfring, pfring_open,, LIBPFRING="no", [-lpcap])
if test "$LIBPFRING" != "no"; then