forked from syslog-ng/syslog-ng
-
Notifications
You must be signed in to change notification settings - Fork 0
/
configure.ac
2377 lines (2014 loc) · 88.1 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
#############################################################################
# Copyright (c) 2016 Balabit
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# As an additional exemption you are allowed to compile & link against the
# OpenSSL libraries as published by the OpenSSL project. See the file
# COPYING for details.
#
#############################################################################
dnl Process this file with autoconf to produce a configure script.
dnl
dnl There are a couple of environment defined variables which this script
dnl makes use of in addition to the standard CFLAGS/LDFLAGS/etc. These are:
dnl
dnl RELEASE_TAG - Debian release tag which is put to debian/changelog
dnl SNAPSHOT_VERSION - snapshot version to add to version number
dnl BINARY_BRANCH - the value is added to all source/binary packages
dnl SOURCE_REVISION - Revision of the source-tree, will added to the version string
dnl
AC_INIT([syslog-ng], m4_esyscmd_s([scripts/version.sh]))
AC_CONFIG_SRCDIR([syslog-ng/main.c])
AC_CONFIG_MACRO_DIR([m4])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
dnl ***************************************************************************
dnl dependencies
GLIB_MIN_VERSION="2.32"
OPENSSL_MIN_VERSION="0.9.8"
LIBDBI_MIN_VERSION="0.9.0"
LIBRABBITMQ_MIN_VERSION="0.5.3"
LIBRDKAFKA_MIN_VERSION="1.1.0"
IVYKIS_MIN_VERSION="0.36.1"
IVYKIS_UPDATED_VERSION="0.39"
JSON_C_MIN_VERSION="0.9"
PCRE2_MIN_VERSION="10.0"
LMC_MIN_VERSION="1.0.0"
LRMQ_MIN_VERSION="0.0.1"
LRC_MIN_VERSION="1.6.0"
LIBBPF_MIN_VERSION="1.0.1"
JOURNALD_MIN_VERSION="195"
LIBSYSTEMD_MIN_VERSION="209"
LIBSYSTEMD_WITH_JOURNAL_NAMESPACES_MIN_VERSION="245"
JAVA_MIN_VERSION="1.8"
GRADLE_MIN_VERSION="3.4"
HIREDIS_MIN_VERSION="0.11.0"
CRITERION_MIN_VERSION="2.2.1"
PROTOBUF_MIN_VERSION="3.12.0"
GRPCPP_MIN_VERSION="1.16.1"
dnl ***************************************************************************
dnl Initial setup
ostype=`uname -s`
if test -r $srcdir/dist.conf; then
# read defaults, dist.conf does not change
# values for parameters that are already set
. $srcdir/dist.conf
fi
if test -z "$RELEASE_TAG"; then
RELEASE_TAG=unstable
fi
if test "`uname -s`" = "Linux";then
CURRDATE=`date -R`
else
CURRDATE=`date +"%a, %d %b %Y %H:%M:%S %Z"`
fi
AM_INIT_AUTOMAKE([foreign no-define subdir-objects])
_AM_PROG_TAR([ustar])
if test -n "$SNAPSHOT_VERSION"; then
PACKAGE_VERSION=$PACKAGE_VERSION+$SNAPSHOT_VERSION
fi
dnl ***************************************************************************
dnl script snippet to generate user friendly version strings according to the
dnl new versioning policy. All needed code are here to allow easy moving
dnl between projects.
if test -z "$RELEASE_TYPE"; then
RELEASE_TYPE=stable
fi
if test -z "$BROCHURE_VERSION"; then
_MAJOR=`echo $VERSION | cut -f1 -d'.'`
_MINOR=`echo $VERSION | cut -f2 -d'.'`
case "$RELEASE_TYPE" in
stable) BROCHURE_VERSION="$_MAJOR";;
feature) BROCHURE_VERSION="$_MAJOR F$_MINOR";;
*) BROCHURE_VERSION="$VERSION dogfood edition. Please contact your syslog-ng release manager to fix the configure scritpt";;
esac
fi
if test -z "$COMBINED_VERSION"; then
COMBINED_VERSION="$BROCHURE_VERSION ($VERSION)"
fi
TECHNICAL_VERSION=$VERSION
AC_DEFINE_UNQUOTED(RELEASE_TYPE, "$RELEASE_TYPE", [type of syslog-ng release. stable or feature])
AC_DEFINE_UNQUOTED(BROCHURE_VERSION, "$BROCHURE_VERSION", [pretty version for users depends on the release type])
AC_DEFINE_UNQUOTED(COMBINED_VERSION, "$COMBINED_VERSION", [normal and brochure version combined])
AC_DEFINE_UNQUOTED(SOURCE_REVISION, "$SOURCE_REVISION", [source revision])
AC_SUBST(RELEASE_TYPE)
AC_SUBST(BROCHURE_VERSION)
AC_SUBST(COMBINED_VERSION)
AC_SUBST(TECHNICAL_VERSION)
dnl ***************************************************************************
if test "x$prefix" = "xNONE"; then
prefix=$ac_default_prefix
fi
if test "x$exec_prefix" = "xNONE"; then
exec_prefix='${prefix}'
fi
pidfiledir='${localstatedir}'
moduledir='${exec_prefix}/lib/syslog-ng'
loggenplugindir='${moduledir}/loggen'
python_venvdir='${localstatedir}/python-venv'
toolsdir='${datadir}/syslog-ng/tools'
xsddir='${datadir}/syslog-ng/xsd'
config_includedir='${datadir}/syslog-ng/include'
scldir="${config_includedir}/scl"
abs_topsrcdir=`(cd $srcdir && pwd)`
AC_CONFIG_HEADERS(config.h)
dnl ***************************************************************************
dnl Arguments
AC_ARG_WITH(libnet,
[ --with-libnet=path use path to libnet-config script],
,
[with_libnet=""])
AC_ARG_WITH(net-snmp,
[ --with-net-snmp=path use path to net-snmp-config script],
,
[with_net_snmp=""])
AC_ARG_WITH(pidfile-dir,
[ --with-pidfile-dir=path Use path as the directory for storing pidfiles],
pidfiledir=$with_pidfile_dir)
AC_ARG_WITH(module-dir,
[ --with-module-dir=path Use path as the directory to install modules into],
moduledir=$with_module_dir)
AC_ARG_WITH(loggen-plugin-dir,
[ --with-loggen-plugin-dir=path Use path as the directory to install loggen plugins into],
loggenplugindir=$with_loggen_plugin_dir)
AC_ARG_WITH(python-venv-dir,
[ --with-python-venv-dir=path Use path as the directory to install the Python venv into],
python_venvdir=$with_python_venv_dir)
AC_ARG_WITH(module-path,
[ --with-module-path=path Use path as the list of ':' separated directories looked up when searching for modules],
module_path=$with_module_path)
AC_ARG_WITH(timezone-dir,
[ --with-timezone-dir=path Use path as the directory to get the timezone files],
timezonedir=$with_timezone_dir)
AC_ARG_WITH(ld-library-path,
[ --with-ld-library-path=path Set LD_LIBRARY_PATH during runtime to the value given],
env_ld_library_path=$with_ld_library_path)
AC_ARG_WITH([systemdsystemunitdir],
AS_HELP_STRING([--with-systemdsystemunitdir=DIR], [Directory for systemd service files]))
AC_ARG_WITH(package_name,
[ --with-package-name=package name Package name is printed out when syslog-ng started with --version],
PACKAGE_NAME=$with_package_name)
AC_ARG_ENABLE(forced_server_mode,
[ --enable-forced-server-mode Enable forced server mode.],, enable_forced_server_mode="yes")
AC_ARG_ENABLE(debug,
[ --enable-debug Enable debugging code.],, enable_debug="no")
AC_ARG_ENABLE(example-modules,
[ --enable-example-modules Enable example modules.],, enable_example_modules="yes")
AC_ARG_ENABLE(force_gnu99,
[ --enable-force-gnu99 Enforce C99 with gnu extensions.],, force_gnu99="no")
AC_ARG_ENABLE(extra-warnings,
[ --enable-extra-warnings Enable extra compiler warnings (recommended).],, enable_extra_warnings="no")
AC_ARG_ENABLE(env-wrapper,
[ --enable-env-wrapper Enable wrapper program to set up various environment variables],, enable_env_wrapper=auto)
AC_ARG_ENABLE(gprof,
[ --enable-gprof Enable gcc profiling.],, enable_gprof="no")
AC_ARG_ENABLE(memtrace,
[ --enable-memtrace Enable alternative leak debugging code.])
AC_ARG_WITH(sanitizer,
[ --with-sanitizer=[address/undefined/etc...]
Enables compiler sanitizer supports (default: no)]
,,with_sanitizer="no")
AC_ARG_ENABLE(dynamic-linking,
[ --enable-dynamic-linking Link everything dynamically.],,enable_dynamic_linking="auto")
AC_ARG_ENABLE(mixed-linking,
[ --enable-mixed-linking Link 3rd party libraries statically, system libraries dynamically],,enable_mixed_linking="auto")
AC_ARG_ENABLE(force-classic-linking,
[ --enable-force-classic-linking Link using ld-classic (default: no)],, enable_force_classic_linking="no")
AC_ARG_ENABLE(ipv6,
[ --enable-ipv6 Enable support for IPv6.],,enable_ipv6="auto")
AC_ARG_ENABLE(tcp-wrapper,
[ --enable-tcp-wrapper Enable support for TCP wrappers.],,enable_tcp_wrapper="auto")
AC_ARG_ENABLE(spoof-source,
[ --enable-spoof-source Enable support for spoofed source addresses.]
,,enable_spoof_source="auto")
AC_ARG_ENABLE(sun-streams,
[ --enable-sun-streams Enable support for Solaris /dev/log STREAMS device.]
,,enable_sun_streams="auto")
AC_ARG_ENABLE(openbsd-system-source,
[ --enable-openbsd-system-source Enable support for OpenBSD /dev/klog device.]
,,enable_openbsd_system_source="auto")
AC_ARG_ENABLE(sql,
[ --enable-sql Enable support for SQL destinations. (default: auto)]
,,enable_sql="auto")
AC_ARG_ENABLE(pacct,
[ --enable-pacct Enable support for reading Process Accounting files (EXPERIMENTAL, Linux only).]
,,enable_pacct="no")
AC_ARG_ENABLE(linux-caps,
[ --enable-linux-caps Enable support for managing Linux capabilities (default: auto)]
,,enable_linux_caps="auto")
AC_ARG_ENABLE(ebpf,
[ --enable-ebpf Enable support for loading of eBPF programs (default: no)]
,,enable_ebpf="no")
AC_ARG_ENABLE(gcov,
[ --enable-gcov Enable coverage profiling (default: no)]
,,enable_gcov="no")
AC_ARG_ENABLE(mongodb,
[ --enable-mongodb Enable mongodb destination (default: auto)]
,,enable_mongodb="auto")
AC_ARG_WITH(jsonc,
[ --with-jsonc=[yes/no]
Link against the system supplied jsonc library or explicitly disable it. (default: yes)]
,,with_jsonc="yes")
AC_ARG_ENABLE(json,
[ --enable-json=[yes/no] Enable JSON support (default: yes)]
,[if test "x$enableval" != "xno"; then with_jsonc="system"; else with_jsonc="no"; fi],)
AC_ARG_ENABLE(amqp,
[ --enable-amqp Enable amqp destination (default: auto)]
,,enable_amqp="auto")
AC_ARG_ENABLE(stomp,
[ --enable-stomp Enable stomp destination (default: yes)]
,,enable_stomp="yes")
AC_ARG_WITH(ivykis,
[ --with-ivykis=[system/internal]
Link against the system supplied or the built-in ivykis library.]
,,with_ivykis="internal")
AC_ARG_ENABLE(smtp,
[ --disable-smtp Disable SMTP support (default: auto)]
,,enable_smtp="auto")
AC_ARG_WITH(libesmtp,
AC_HELP_STRING([--with-libesmtp=DIR],
[use libesmtp library from (prefix) directory DIR]),,)
AC_ARG_ENABLE(mqtt,
[ --disable-mqtt Disable MQTT support (default: auto)]
,,enable_mqtt="auto")
AC_ARG_WITH(libpaho-mqtt,
AC_HELP_STRING([--with-libpaho-mqtt=DIR],
[use libpaho-mqtt library from (prefix) directory DIR]),,)
AC_ARG_ENABLE(grpc,
[ --enable-grpc Enable GRPC based driver support (OpenTelemetry) (default: auto)]
,,enable_grpc="auto")
AC_ARG_WITH(protoc,
AC_HELP_STRING([--with-protoc=PATH],
[use protoc binary at PATH]),,)
AC_ARG_WITH(protoc_gen_grpc_cpp_plugin,
AC_HELP_STRING([--with-protoc-gen-grpc-cpp-plugin=PATH],
[use protoc-gen-grpc-cpp plugin at PATH]),,)
AC_ARG_ENABLE(cloud_auth,
[ --enable-cloud-auth Enable cloud authentication methods (GCP) (default: auto)]
,,enable_cloud_auth="auto")
AC_ARG_ENABLE(cpp,
[ --enable-cpp Enable C++ support (default: auto)]
,,enable_cpp="auto")
AC_ARG_ENABLE(http,
[ --disable-http Disable http support (default: auto)]
,,enable_http="auto")
AC_ARG_WITH(libcurl,
AC_HELP_STRING([--with-libcurl=DIR],
[use libcurl library from (prefix) directory DIR]),,)
AC_ARG_ENABLE(redis,
[ --disable-redis Disable REDIS support (default: auto)]
,,enable_redis="auto")
AC_ARG_WITH(libhiredis,
AC_HELP_STRING([--with-libhiredis=DIR],
[use libhiredis library from (prefix) directory DIR]),,)
AC_ARG_ENABLE(systemd,
[ --enable-systemd Enable systemd support (default: auto)]
,,enable_systemd="auto")
AC_ARG_ENABLE(geoip2,
[ --enable-geoip2 Enable GeoIP2 support (default: auto)]
,,enable_geoip2="auto")
AC_ARG_ENABLE(riemann,
[ --disable-riemann Disable riemann destination]
,,enable_riemann="auto")
AC_ARG_WITH(compile-date,
[ --without-compile-date Do not include the compile date in the binary]
,wcmp_date="${withval}", wcmp_date="yes")
AC_ARG_WITH(systemd-journal,
[ --with-systemd-journal=[system/optional/auto]
Link against the system supplied or the wrapper library. (default: auto)]
,,with_systemd_journal="auto")
AC_ARG_ENABLE(kafka,
[ --enable-kafka Enable rdkafka support]
,,enable_kafka="auto")
AC_ARG_ENABLE(python,
[ --disable-python Disable Python module]
,,enable_python="auto")
AC_ARG_ENABLE(python-modules,
[ --disable-python-modules Disable Python based syslog-ng addons while installing the core Python modules]
,,enable_python_modules="auto")
AC_ARG_WITH(python,
[ --with-python=VERSION Build with a specific version of python]
,,with_python="auto")
AC_ARG_WITH(python-packages,
[ --with-python-packages=[system|venv|none] Use Python packages from the system or a private virtualenv or skip their installation (default: venv)]
,,with_python_packages="venv")
AC_ARG_WITH(python3-home,
[ --with-python3-home=path Use path as a hard-coded Python home directory that can not be overwritten by the PYTHONHOME environment variable],
python3_home_dir=$with_python3_home)
AC_ARG_WITH(pylint,
[ --with-pylint=ABSOLUTE_PATH Specify pylint location])
AC_ARG_WITH(docbook,
[ --with-docbook=FILE Compiling manpages using docbook in the specified path, if not set, it will be searched on the system, or online version will be used from http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl]
,,with_docbook="auto")
AC_ARG_ENABLE(manpages, AC_HELP_STRING([ --enable-manpages], [ Enable generation of manpages (default: no)]), , [enable_manpages="no"; XSL_STYLESHEET=""])
AC_ARG_ENABLE(manpages-install, AC_HELP_STRING([ --enable-manpages-install], [ Enable installation of manpages (default: auto)]), , [enable_manpages_install="auto"])
AC_ARG_ENABLE(java, [ --enable-java Enable java destination (default: auto)],, enable_java="auto")
AC_ARG_ENABLE(java-modules, [ --enable-java-modules Compile all Java modules (default: auto)],, enable_java_modules="auto")
AC_ARG_ENABLE(native,
[ --enable-native Enable native bindings (default: auto)]
,,enable_native="auto")
AC_ARG_ENABLE(afsnmp, [ --enable-afsnmp Enable afsnmp module (default: auto)],, enable_afsnmp="auto")
AC_ARG_ENABLE(all-modules,
[ --enable-all-modules Forcibly enable all modules. (default: auto)]
,,enable_all_modules="auto")
if test "x$enable_all_modules" != "xauto"; then
state="$enable_all_modules"
MODULES="spoof_source sun_streams sql pacct mongodb json amqp stomp \
redis systemd geoip2 riemann ipv6 smtp native python python_modules java java_modules \
http afsnmp kafka mqtt grpc"
for mod in ${MODULES}; do
modstate=$(eval echo \$enable_${mod})
if test "x$modstate" = "xauto"; then
eval enable_${mod}=${state}
fi
done
fi
if test "x$wcmp_date" != "xno"; then
wcmp_date="1"
else
wcmp_date="0"
fi
patheval()
{
OLD=$1
NEW=`eval echo $1`
while test "x$OLD" != "x$NEW"
do
OLD=$NEW
NEW=`eval echo $OLD`
done
echo $OLD
}
dnl ***************************************************************************
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CC_C99
AM_PROG_CC_C_O
if test "x$ac_cv_prog_cc_c99" = "xno"; then
AC_MSG_ERROR("C99 standard compliant C compiler required. Try GCC 3.x or later.")
fi
AC_PROG_YACC
AM_PROG_LEX
AC_PROG_MAKE_SET
PKG_PROG_PKG_CONFIG
LT_INIT([dlopen disable-static])
if test "x$with_python" = "xauto"; then
AM_PATH_PYTHON(,,[:])
else
AM_PATH_PYTHON([$with_python],,[:])
fi
if test "${PYTHON}" = ":"; then
AC_MSG_WARN([Python interpreter is missing.])
fi
AM_CONDITIONAL([HAVE_PYTHON_INTERPRETER], [test "$PYTHON" != :])
dnl ***************************************************************************
dnl C++
# Ok, here is the deal
# clang cannot compile the current source, it has nultiple issues
# replace it till not fixed them
if test "x$CXX" = "xclang"; then
AC_MSG_ERROR(["clang cannot compile syslog-ng C++ sources, try using gcc instead (export CXX=gcc) for C++ compilation (NOTE: on macOS you need Homebrew gcc not the Apple one)"])
elif test "x$CC" = "xclang"; then
CPP_COMPILER="gcc"
AC_MSG_WARN(["clang cannot compile syslog-ng C++ sources, switched to $CPP_COMPILER for C++ compilation (NOTE: on macOS you need Homebrew gcc not the Apple one)"])
else
CPP_COMPILER="$CXX $CC"
fi
# This one is useful for checking the available compilers
# AC_MSG_RESULT(gcc = $(which gcc) - g++ = $(which g++) - clang = $(which clang))
# AC_MSG_RESULT(Paths: gcc = $(ls -Al $(which gcc)) - g++ = $(ls -Al $(which g++)) - clang = $(ls -Al $(which clang)))
# AC_MSG_RESULT($(gcc -v))
# AC_MSG_RESULT($(g++ -v))
# AC_MSG_RESULT($(clang -v))
# AC_MSG_RESULT(C++ compilers to be used $CPP_COMPILER)
AC_PROG_CXX([$CPP_COMPILER])
if test "x$enable_cpp" = "xyes"; then
AX_CXX_COMPILE_STDCXX(11,, mandatory)
elif test "x$enable_cpp" = "xauto"; then
AX_CXX_COMPILE_STDCXX(11,, optional)
if test "x$HAVE_CXX11" = "x1"; then
enable_cpp=yes
else
enable_cpp=no
fi
fi
dnl ***************************************************************************
dnl Validate yacc
yacc_ok=0
if echo "$YACC" | grep -q bison; then
# NOTE: m4 removes [], that's why it needs to be escaped
bison_version=`$YACC --version | head -n 1 | sed 's/@<:@^0-9.@:>@*//'`
bison_version_major=`echo $bison_version | cut -d. -f1`
bison_version_minor=`echo $bison_version | cut -d. -f2`
bison_version_patch=`echo $bison_version | cut -d. -f3`
if ([[ "$bison_version_major" -gt 3 ]]) ||
([[ "$bison_version_major" -eq 3 ]] && [[ "$bison_version_minor" -gt 7 ]]) ||
([[ "$bison_version_major" -eq 3 ]] && [[ "$bison_version_minor" -eq 7 ]] && [[ "$bison_version_patch" -ge 6 ]]); then
yacc_ok=1
else
AC_MSG_WARN([bison is found, but your bison version $bison_version is not recent enough, at least 3.7.6 is required])
fi
fi
if test $yacc_ok = 0; then
if test -f $srcdir/lib/cfg-grammar.c || test -f lib/cfg-grammar.c; then
AC_MSG_WARN([No proper bison found, you'll not be able to change lib/cfg-grammar.y])
YACC="echo Required bison not found && false"
else
AC_MSG_ERROR([syslog-ng requires bison 3.7.6 or later. Your source tree seems to be from git, which doesn't have the bison generated files (like cfg-grammar.c). Please install/upgrade bison or use a distribution tarball.])
fi
fi
dnl ***************************************************************************
dnl Validate flex
if $LEX --version | grep "flex" >/dev/null; then
lex_ok=1
else
lex_ok=0
fi
if test $lex_ok = 0 ; then
if test -f $srcdir/lib/cfg-lex.c || test -f lib/cfg-lex.c; then
AC_MSG_WARN([No flex found, you'll not be able to change lib/cfg-lex.l])
LEX="echo Required flex version not found && false"
else
AC_MSG_ERROR([syslog-ng requires flex in order to generate its config lexer. Your source tree seems to be from git, which doesn't have lib/cfg-lex.c. Please install flex or use a distribution tarball.])
fi
fi
dnl ***************************************************************************
dnl Set up NO_PIE_LDFLAG: -no-pie is compatible with $CC.
AX_COMPILER_VENDOR
AX_COMPILER_VERSION
if test $ostype = "Darwin"; then
no_pie_ldflags="-Wl,-no_pie"
else
if test x$ax_cv_c_compiler_vendor = "xgnu"; then
AX_COMPARE_VERSION($ax_cv_c_compiler_version, gt, [4.5], [no_pie_ldflags="-no-pie"], [no_pie_ldflags=""])
else
no_pie_ldflags="-no-pie"
fi;
fi
old_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS $no_pie_ldflags"
AC_LINK_IFELSE([AC_LANG_SOURCE([int main(void) {return 0;}])],
[no_pie_option_available=yes],
[no_pie_option_available=no])
LDFLAGS="$old_LDFLAGS"
if test "$no_pie_option_available" = "yes"; then
NO_PIE_LDFLAG="$no_pie_ldflags"
fi
AC_SUBST([NO_PIE_LDFLAG])
dnl ***************************************************************************
dnl Set up CFLAGS
dnl The rest of CFLAGS. We produce
dnl -g/-O2/-pg/-fprofile-arcs/-ftest-coverage combinations, the rest is
dnl supplied by Makefile.am
if test "x$ac_compiler_gnu" = "xyes"; then
# by ignoring the existing $CFLAGS setting we can override the
# default supplied by autoconf (which defaults to -O2), which
# we don't want to use with our debugging builds.
CFLAGS_ADD=""
CXXFLAGS_ADD=""
if test "x$enable_debug" = "xyes"; then
CFLAGS_ADD="${CFLAGS_ADD} -g"
CXXFLAGS_ADD="${CXXFLAGS_ADD} -g"
else
CFLAGS_ADD="${CFLAGS_ADD} -O2 -g"
CXXFLAGS_ADD="${CXXFLAGS_ADD} -O2 -g"
fi
if test "x$enable_gprof" = "xyes"; then
CFLAGS_ADD="${CFLAGS_ADD} -pg"
CXXFLAGS_ADD="${CXXFLAGS_ADD} -pg"
fi
if test "x$enable_gcov" = "xyes"; then
CFLAGS_ADD="${CFLAGS_ADD} -fprofile-arcs -ftest-coverage"
CXXFLAGS_ADD="${CXXFLAGS_ADD} -fprofile-arcs -ftest-coverage"
fi
else
enable_extra_warnings="no"
fi
CFLAGS_ADD="${CFLAGS_ADD} -pthread"
dnl The current supported standard is C99 with gnu extensions
if test "x$force_gnu99" = "xyes"; then
CFLAGS_ADD="${CFLAGS_ADD} -std=gnu99"
fi
dnl We are checking for the postive warning flag, as gcc handles the
dnl -Wno-XXX version oddly, so if no other warnings are present, it is not
dnl reported at all, causing it to be unusable for detection purposes.
AX_CFLAGS_GCC_OPTION(-Winitializer-overrides,
CFLAGS_INITIALIZER_OVERRIDES,
CFLAGS_ADD="${CFLAGS_ADD} -Wno-initializer-overrides")
dnl User supplied CFLAGS come last
CFLAGS="${CFLAGS_ADD} ${ac_cv_env_CFLAGS_value}"
CXXFLAGS="${CXXFLAGS_ADD} ${ac_cv_env_CXXFLAGS_value}"
AC_SYS_LARGEFILE
# FIXME: skip tests on unsupported platforms/architectures...
case "$ostype" in
HP-UX)
if $CC -v 2>&1 | grep gcc > /dev/null; then
CFLAGS="${CFLAGS} -U_XOPEN_SOURCE -U_XOPEN_SOURCE_EXTENDED -D_HPUX_SOURCE"
LDFLAGS="${LDFLAGS} -lcl"
AC_DEFINE(HAVE_BROKEN_PREAD, 1, [define if your platform has a broken pread/pwrite (e.g. HP-UX)])
AC_MSG_WARN([NOTE: on HP-UX with gcc, you might need to edit sys/socket.h manually or you'll get compilation errors])
fi
;;
AIX)
if test "$ac_cv_sys_large_files" -ne 0; then
CFLAGS="${CFLAGS} -D_LARGE_FILES=1"
fi
# NOTE: The -brtl option to the linker must be set before calling the
# configure script, as otherwise the generated libtool will behave
# differently. We need the runtime linker during execution (hence the
# -brtl) to load external modules. Also, please note that with -brtl the
# linker behaves similarly to what is expected on other UNIX systems,
# without it, it refuses to link an .so in if there's no reference from
# the main program, even if there is a proper -llibname option.
LDFLAGS="$LDFLAGS -Wl,-brtl"
MODULE_LDFLAGS="-avoid-version -module"
;;
Darwin)
MODULE_LDFLAGS="-avoid-version -dylib"
LDFLAGS="$LDFLAGS -Wl,-flat_namespace"
# NOTE: This is now seems to be an Apple/Xcode "only" issue, but probably much better a clang one, so later we might want to add this globally
# XCode15 new linker has some issues (e.g. https://developer.apple.com/forums/thread/737707)
# switch back to classic linking till not fixed (https://developer.apple.com/documentation/xcode-release-notes/xcode-15-release-notes#Linking)
if test "x$enable_force_classic_linking" = "xyes"; then
LDFLAGS="$LDFLAGS -Wl,-ld_classic"
fi
CFLAGS="$CFLAGS -D__APPLE_USE_RFC_3542"
;;
OSF1)
CFLAGS="${CFLAGS} -D_XOPEN_SOURCE=500 -D_XOPEN_SOURCE_EXTENDED -D_OSF_SOURCE -D_POSIX_C_SOURCE"
;;
esac
if test "$enable_dynamic_linking" = "auto" -a "$enable_mixed_linking" = "auto"; then
enable_dynamic_linking="yes"
enable_mixed_linking="no"
fi
linkopts=0
if test "x$enable_dynamic_linking" = "xyes"; then
linkopts=`expr $linkopts + 1`
fi
if test "x$enable_mixed_linking" = "xyes"; then
linkopts=`expr $linkopts + 1`
fi
if test "$linkopts" -gt 1; then
AC_MSG_ERROR([You cannot specify multiple linking options at the same time (--enable-dynamic-linking, --enable-mixed-linking).])
fi
if test "x$enable_dynamic_linking" = "xyes"; then
enable_dynamic_linking="yes"
enable_mixed_linking="no"
linking_mode="dynamic"
elif test "x$enable_mixed_linking" = "xyes"; then
enable_dynamic_linking="no"
enable_mixed_linking="yes"
linking_mode="mixed"
fi
dnl ***************************************************************************
dnl Check for --whole-archive flag
dnl ***************************************************************************
if test $ostype = "Darwin"; then
WHOLE_ARCHIVE_OPT="-all_load"
NO_WHOLE_ARCHIVE_OPT="-noall_load"
else
WHOLE_ARCHIVE_OPT="--whole-archive"
NO_WHOLE_ARCHIVE_OPT="--no-whole-archive"
fi
dnl ***************************************************************************
dnl Is the __thread keyword available?
dnl ***************************************************************************
AC_LINK_IFELSE([AC_LANG_PROGRAM(
[[#include <pthread.h>
__thread int a;
]],
[a=0;])],
[ac_cv_have_tls=yes; AC_DEFINE_UNQUOTED(HAVE_THREAD_KEYWORD, 1, "Whether Thread Local Storage is supported by the system")])
dnl ***************************************************************************
dnl How to do static linking?
dnl ***************************************************************************
AC_MSG_CHECKING(how to enable static linking for certain libraries)
ldversion=`ld -V 2>&1 | head -n 1`
if echo $ldversion | egrep "GNU|Solaris" > /dev/null; then
LD_START_STATIC="-Wl,-Bstatic"
LD_END_STATIC="-Wl,-Bdynamic"
AC_MSG_RESULT(GNU or Solaris)
elif test $ostype = "HP-UX" > /dev/null; then
LD_START_STATIC="-Wl,-a,archive"
LD_END_STATIC="-Wl,-a,shared_archive"
AC_MSG_RESULT(HP-UX)
elif test "$ostype" = "AIX"; then
LD_START_STATIC="-Wl,-bstatic"
LD_END_STATIC="-Wl,-bdynamic"
AC_MSG_RESULT(AIX)
else
LD_START_STATIC=""
LD_END_STATIC=""
AC_MSG_RESULT([no clues, linking everything dynamically, please send appropriate ld arguments to syslog-ng@lists.balabit.hu])
fi
dnl ***************************************************************************
dnl Miscellanneous headers
dnl ***************************************************************************
AC_HEADER_STDC
AC_CHECK_HEADER(dmalloc.h)
AC_CHECK_HEADER(dlfcn.h)
AC_CHECK_HEADERS(strings.h \
getopt.h \
stropts.h \
sys/strlog.h \
door.h \
sys/capability.h \
sys/prctl.h \
linux/sock_diag.h \
utmp.h \
utmpx.h)
AC_CHECK_HEADERS(tcpd.h)
AC_CHECK_TYPES([struct ucred, struct cmsgcred], [], [], [#define _GNU_SOURCE 1
#define _DEFAULT_SOURCE 1
#include <sys/types.h>
#include <sys/socket.h>])
dnl ***************************************************************************
dnl Header checks
dnl ***************************************************************************
dnl Checks for typedefs, structures, and compiler characteristics.
AC_STRUCT_TM
AC_CHECK_MEMBER(struct tm.tm_gmtoff,AC_DEFINE(HAVE_STRUCT_TM_TM_GMTOFF,1,[Whether you have tm_gmtoff field in struct tm]),,[
#if TM_IN_SYS_TIME
#include <sys/time.h>
#else
#include <time.h>
#endif])
AC_CHECK_MEMBER(struct msghdr.msg_control,AC_DEFINE(HAVE_CTRLBUF_IN_MSGHDR,1,[Whether you have msg_control field in msghdr in socket.h]),,[
#include <sys/socket.h>
])
AC_CACHE_CHECK(for I_CONSLOG, blb_cv_c_i_conslog,
[AC_EGREP_CPP(I_CONSLOG,
[
#include <sys/strlog.h>
I_CONSLOG
],
blb_cv_c_i_conslog=no, blb_cv_c_i_conslog=yes)])
old_CPPFLAGS=$CPPFLAGS
CPPFLAGS="-D_GNU_SOURCE -D_DEFAULT_SOURCE"
AC_CACHE_CHECK(for O_LARGEFILE, blb_cv_c_o_largefile,
[AC_EGREP_CPP(O_LARGEFILE,
[
#include <fcntl.h>
O_LARGEFILE
],
blb_cv_c_o_largefile=no, blb_cv_c_o_largefile=yes)])
CPPFLAGS=$old_CPPFLAGS
if test "x$blb_cv_c_o_largefile" = "xyes"; then
AC_DEFINE(HAVE_O_LARGEFILE, 1, [O_LARGEFILE is present])
fi
AC_CACHE_CHECK(for struct sockaddr_storage, blb_cv_c_struct_sockaddr_storage,
[AC_EGREP_HEADER([sockaddr_storage], sys/socket.h, blb_cv_c_struct_sockaddr_storage=yes,blb_cv_c_struct_sockaddr_storage=no)])
if test "$blb_cv_c_struct_sockaddr_storage" = "yes"; then
AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE,[1],[struct sockaddr_storage is present on your system])
fi
AC_CACHE_CHECK(for struct sockaddr_in6, blb_cv_c_struct_sockaddr_in6,
[AC_EGREP_HEADER([sockaddr_in6], netinet/in.h, blb_cv_c_struct_sockaddr_in6=yes,blb_cv_c_struct_sockaddr_in6=no)])
AC_CACHE_CHECK(for PR_SET_KEEPCAPS, blb_cv_keepcaps,
[AC_EGREP_CPP(PR_SET_KEEPCAPS,
[
#include <sys/prctl.h>
PR_SET_KEEPCAPS
],
blb_cv_keepcaps=no,
blb_cv_keepcaps=yes)])
if test "x$blb_cv_keepcaps" = "xyes"; then
AC_DEFINE(HAVE_PR_SET_KEEPCAPS, 1, [have PR_SET_KEEPCAPS])
fi
if test "$ostype" != "Darwin" ; then
AC_DEFINE(HAVE_ENVIRON, [1], [Specifies whether the environ global variable exists])
fi
AC_CACHE_CHECK(for modern utmp,
blb_cv_c_modern_utmp,
[AC_TRY_COMPILE([
#ifdef HAVE_UTMPX_H
#include <utmpx.h>
#else
#include <utmp.h>
#endif
],
[
#ifdef HAVE_UTMPX_H
struct utmpx ut;
#else
struct utmp ut;
#endif
return sizeof(ut.ut_type) & sizeof(ut.ut_user);
],
blb_cv_c_modern_utmp=yes,
blb_cv_c_modern_utmp=no)])
if test "x$blb_cv_c_modern_utmp" = "xyes"; then
AC_DEFINE(HAVE_MODERN_UTMP, 1, [have modern utmp/utmpx format])
fi
AC_CHECK_DECLS(SO_MEMINFO,
AC_DEFINE(ENABLE_AFSOCKET_MEMINFO_METRICS, 1, [enable SO_MEMINFO based metrics in afsocket]),
AC_DEFINE(ENABLE_AFSOCKET_MEMINFO_METRICS, 0, [enable SO_MEMINFO based metrics in afsocket]),
[[#include <sys/socket.h>]])
dnl ***************************************************************************
dnl Checks for libraries
AC_CHECK_LIB(m, round, BASE_LIBS="$BASE_LIBS -lm")
AC_CHECK_LIB(door, door_create, BASE_LIBS="$BASE_LIBS -ldoor")
AC_CHECK_LIB(socket, socket, BASE_LIBS="$BASE_LIBS -lsocket")
AC_CHECK_LIB(rt, nanosleep, BASE_LIBS="$BASE_LIBS -lrt")
AC_CHECK_FUNC(gethostbyname, [], AC_CHECK_LIB(nsl, gethostbyname, BASE_LIBS="$BASE_LIBS -lnsl"))
AC_CHECK_LIB(regex, regexec, REGEX_LIBS="-lregex")
AC_CHECK_LIB(resolv, res_init, RESOLV_LIBS="-lresolv")
AC_CHECK_FUNCS(strdup \
strtol \
strtoll \
strtoimax \
inet_aton \
inet_ntoa \
getaddrinfo \
getnameinfo \
getutent \
getutxent \
pread \
pwrite \
posix_fallocate \
strcasestr \
memrchr \
localtime_r \
getprotobynumber_r \
gmtime_r \
strnlen \
getline \
strtok_r)
old_LIBS=$LIBS
LIBS=$BASE_LIBS
AC_CHECK_FUNCS(clock_gettime)
LIBS=$old_LIBS
dnl ***************************************************************************
dnl check inotify
dnl ***************************************************************************
AC_CHECK_FUNCS([inotify_init])
dnl ***************************************************************************
dnl check getrandom
dnl ***************************************************************************
AC_CHECK_FUNCS([getrandom])
dnl ***************************************************************************
dnl libevtlog headers/libraries (remove after relicensing libevtlog)
dnl ***************************************************************************
EVTLOG_LIBS="\$(top_builddir)/lib/eventlog/src/libevtlog.la"
EVTLOG_NO_LIBTOOL_LIBS="\$(top_builddir)/lib/eventlog/src/.libs/libevtlog.so"
EVTLOG_CFLAGS="-I\$(top_srcdir)/lib/eventlog/src -I\$(top_builddir)/lib/eventlog/src"
dnl ***************************************************************************
dnl secret storage libraries
dnl ***************************************************************************
SECRETSTORAGE_LIBS="\$(top_builddir)/lib/secret-storage/libsecret-storage.la"
SECRETSTORAGE_NO_LIBTOOL_LIBS="\$(top_builddir)/lib/secret-storage/.libs/libsecret-storage.so"
dnl ***************************************************************************
dnl libwrap headers/libraries
dnl ***************************************************************************
old_LIBS=$LIBS
AC_CACHE_CHECK(for TCP wrapper library,
blb_cv_c_lwrap,
for libwrap in "-lwrap" "/usr/local/lib/libwrap.a"; do
LIBS="$old_LIBS $libwrap"
[AC_TRY_LINK(,
[
}
int allow_severity;
int deny_severity;
extern int hosts_access(void);
int foo(void)
{
hosts_access();
],
[blb_cv_c_lwrap=$libwrap
break],
blb_cv_c_lwrap="")
done
])
LIBS=$old_LIBS
LIBWRAP_LIBS=$blb_cv_c_lwrap
if test "x$enable_tcp_wrapper" = "xauto"; then
AC_MSG_CHECKING(whether to enable TCP wrapper support)
if test "x$ac_cv_header_tcpd_h" = "xyes" -a "x$blb_cv_c_lwrap" != "x"; then
enable_tcp_wrapper=yes
AC_MSG_RESULT(yes)
else
LIBWRAP_LIBS=""
AC_MSG_RESULT(no)
enable_tcp_wrapper=no
fi
elif test "x$enable_tcp_wrapper" != "xyes"; then
LIBWRAP_LIBS=""
fi
dnl ***************************************************************************
dnl -ldl
dnl ***************************************************************************
AC_CHECK_LIB(dl, dlsym, DL_LIBS="-ldl")
dnl ***************************************************************************
dnl libdbi headers/libraries
dnl ***************************************************************************
if test "x$enable_sql" = "xyes" || test "x$enable_sql" = "xauto"; then
PKG_CHECK_MODULES(LIBDBI, dbi >= $LIBDBI_MIN_VERSION, with_libdbi="1", with_libdbi="0")
if test "$with_libdbi" -eq 0; then
dnl if libdbi has no .pc file (e.g., Ubuntu Precise), try it without one
AC_CHECK_LIB(dbi, dbi_initialize_r, LIBDBI_LIBS="-ldbi"; LIBDBI_CFLAGS="-I/usr/include/dbi"; with_libdbi="1")
fi