forked from OpenVPN/openvpn
-
Notifications
You must be signed in to change notification settings - Fork 0
/
configure.ac
1233 lines (1126 loc) · 32.9 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
dnl OpenVPN -- An application to securely tunnel IP networks
dnl over a single UDP port, with support for SSL/TLS-based
dnl session authentication and key exchange,
dnl packet encryption, packet authentication, and
dnl packet compression.
dnl
dnl Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <[email protected]>
dnl Copyright (C) 2006-2012 Alon Bar-Lev <[email protected]>
dnl
dnl This program is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 2 of the License, or
dnl (at your option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program (see the file COPYING included with this
dnl distribution); if not, write to the Free Software Foundation, Inc.,
dnl 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.59)
m4_include(version.m4)
AC_INIT([PRODUCT_NAME], [PRODUCT_VERSION], [PRODUCT_BUGREPORT], [PRODUCT_TARNAME])
m4_include(compat.m4)
AC_DEFINE([OPENVPN_VERSION_RESOURCE], [PRODUCT_VERSION_RESOURCE], [Version in windows resource format])
AC_CONFIG_AUX_DIR([.])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_SRCDIR([src/openvpn/syshead.h])
AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE
AC_CANONICAL_HOST
AC_USE_SYSTEM_EXTENSIONS
AC_ARG_ENABLE(
[lzo],
[AS_HELP_STRING([--disable-lzo], [disable LZO compression support @<:@default=yes@:>@])],
,
[enable_lzo="yes"]
)
AC_ARG_ENABLE(snappy,
[ --disable-snappy Disable Snappy compression support],
[enable_snappy="$enableval"],
[enable_snappy="yes"]
)
AC_ARG_ENABLE(lz4,
[ --disable-lz4 Disable LZ4 compression support],
[enable_lz4="$enableval"],
[enable_lz4="yes"]
)
AC_ARG_ENABLE(comp-stub,
[ --enable-comp-stub Don't compile compression support but still allow limited interoperability with compression-enabled peers],
[enable_comp_stub="$enableval"],
[enable_comp_stub="no"]
)
AC_ARG_ENABLE(
[crypto],
[AS_HELP_STRING([--disable-crypto], [disable crypto support @<:@default=yes@:>@])],
,
[enable_crypto="yes"]
)
AC_ARG_ENABLE(
[ofb-cfb],
[AS_HELP_STRING([--disable-ofb-cfb], [disable support for OFB and CFB cipher modes @<:@default=yes@:>@])],
,
[enable_crypto_ofb_cfb="yes"]
)
AC_ARG_ENABLE(
[ssl],
[AS_HELP_STRING([--disable-ssl], [disable SSL support for TLS-based key exchange @<:@default=yes@:>@])],
,
[enable_ssl="yes"]
)
AC_ARG_ENABLE(
[x509-alt-username],
[AS_HELP_STRING([--enable-x509-alt-username], [enable the --x509-username-field feature @<:@default=no@:>@])],
,
[enable_x509_alt_username="no"]
)
AC_ARG_ENABLE(
[multi],
[AS_HELP_STRING([--disable-multi], [disable client/server support (--mode server + client mode) @<:@default=yes@:>@])],
,
[enable_multi="yes"]
)
AC_ARG_ENABLE(
[server],
[AS_HELP_STRING([--disable-server], [disable server support only (but retain client support) @<:@default=yes@:>@])],
,
[enable_server="yes"]
)
AC_ARG_ENABLE(
[plugins],
[AS_HELP_STRING([--disable-plugins], [disable plug-in support @<:@default=yes@:>@])],
,
[enable_plugins="yes"]
)
AC_ARG_ENABLE(
[management],
[AS_HELP_STRING([--disable-management], [disable management server support @<:@default=yes@:>@])],
,
[enable_management="yes"]
)
AC_ARG_ENABLE(
[pkcs11],
[AS_HELP_STRING([--enable-pkcs11], [enable pkcs11 support @<:@default=no@:>@])],
,
[enable_pkcs11="no"]
)
AC_ARG_ENABLE(
[fragment],
[AS_HELP_STRING([--disable-fragment], [disable internal fragmentation support (--fragment) @<:@default=yes@:>@])],
,
[enable_fragment="yes"]
)
AC_ARG_ENABLE(
[multihome],
[AS_HELP_STRING([--disable-multihome], [disable multi-homed UDP server support (--multihome) @<:@default=yes@:>@])],
,
[enable_multihome="yes"]
)
AC_ARG_ENABLE(
[port-share],
[AS_HELP_STRING([--disable-port-share], [disable TCP server port-share support (--port-share) @<:@default=yes@:>@])],
,
[enable_port_share="yes"]
)
AC_ARG_ENABLE(
[debug],
[AS_HELP_STRING([--disable-debug], [disable debugging support (disable gremlin and verb 7+ messages) @<:@default=yes@:>@])],
,
[enable_debug="yes"]
)
AC_ARG_ENABLE(
[small],
[AS_HELP_STRING([--enable-small], [enable smaller executable size (disable OCC, usage message, and verb 4 parm list) @<:@default=no@:>@])],
,
[enable_small="no"]
)
AC_ARG_ENABLE(
[password-save],
[AS_HELP_STRING([--enable-password-save], [allow --askpass and --auth-user-pass passwords to be read from a file @<:@default=no@:>@])],
,
[enable_password_save="no"]
)
AC_ARG_ENABLE(
[iproute2],
[AS_HELP_STRING([--enable-iproute2], [enable support for iproute2 @<:@default=no@:>@])],
,
[enable_iproute2="no"]
)
AC_ARG_ENABLE(
[def-auth],
[AS_HELP_STRING([--disable-def-auth], [disable deferred authentication @<:@default=yes@:>@])],
,
[enable_def_auth="yes"]
)
AC_ARG_ENABLE(
[pf],
[AS_HELP_STRING([--disable-pf], [disable internal packet filter @<:@default=yes@:>@])],
,
[enable_pf="yes"]
)
AC_ARG_ENABLE(
[plugin-auth-pam],
[AS_HELP_STRING([--disable-plugin-auth-pam], [disable auth-pam plugin @<:@default=platform specific@:>@])],
,
[
case "$host" in
*-*-openbsd*) enable_plugin_auth_pam="no";;
*-mingw*) enable_plugin_auth_pam="no";;
*) enable_plugin_auth_pam="yes";;
esac
]
)
AC_ARG_ENABLE(
[plugin-down-root],
[AS_HELP_STRING([--disable-plugin-down-root], [disable down-root plugin @<:@default=platform specific@:>@])],
,
[
case "$host" in
*-mingw*) enable_plugin_down_root="no";;
*) enable_plugin_down_root="yes";;
esac
]
)
AC_ARG_ENABLE(
[pam-dlopen],
[AS_HELP_STRING([--enable-pam-dlopen], [dlopen libpam @<:@default=no@:>@])],
,
[enable_pam_dlopen="no"]
)
AC_ARG_ENABLE(
[strict],
[AS_HELP_STRING([--enable-strict], [enable strict compiler warnings (debugging option) @<:@default=no@:>@])],
,
[enable_strict="no"]
)
AC_ARG_ENABLE(
[pedantic],
[AS_HELP_STRING([--enable-pedantic], [enable pedantic compiler warnings, will not generate a working executable (debugging option) @<:@default=no@:>@])],
,
[enable_pedantic="no"]
)
AC_ARG_ENABLE(
[werror],
[AS_HELP_STRING([--enable-werror], [promote compiler warnings to errors, will cause builds to fail is the compiler issues warnings (debugging option) @<:@default=no@:>@])],
,
[enable_werror="no"]
)
AC_ARG_ENABLE(
[strict-options],
[AS_HELP_STRING([--enable-strict-options], [enable strict options check between peers (debugging option) @<:@default=no@:>@])],
,
[enable_strict_options="no"]
)
AC_ARG_ENABLE(
[selinux],
[AS_HELP_STRING([--enable-selinux], [enable SELinux support @<:@default=no@:>@])],
,
[enable_selinux="no"]
)
AC_ARG_ENABLE(
[systemd],
[AS_HELP_STRING([--enable-systemd], [enable systemd suppport @<:@default=no@:>@])],
,
[enable_systemd="no"]
)
AC_ARG_WITH(
[special-build],
[AS_HELP_STRING([--with-special-build=STRING], [specify special build string])],
[test -n "${withval}" && AC_DEFINE_UNQUOTED([CONFIGURE_SPECIAL_BUILD], ["${withval}"], [special build string])]
)
AC_ARG_WITH(
[mem-check],
[AS_HELP_STRING([--with-mem-check=TYPE], [build with debug memory checking, TYPE=no|dmalloc|valgrind|ssl @<:@default=no@:>@])],
[
case "${withval}" in
dmalloc|valgrind|ssl|no) ;;
*) AC_MSG_ERROR([bad value ${withval} for --mem-check]) ;;
esac
],
[with_mem_check="no"]
)
AC_ARG_WITH(
[crypto-library],
[AS_HELP_STRING([--with-crypto-library=library], [build with the given crypto library, TYPE=openssl|polarssl @<:@default=openssl@:>@])],
[
case "${withval}" in
openssl|polarssl) ;;
*) AC_MSG_ERROR([bad value ${withval} for --with-crypto-library]) ;;
esac
],
[with_crypto_library="openssl"]
)
AC_ARG_WITH(
[plugindir],
[AS_HELP_STRING([--with-plugindir], [plugin directory @<:@default=LIBDIR/openvpn@:>@])],
,
[with_plugindir="\$(libdir)/openvpn/plugins"]
)
AC_DEFINE_UNQUOTED([TARGET_ALIAS], ["${host}"], [A string representing our host])
case "$host" in
*-*-linux*)
AC_DEFINE([TARGET_LINUX], [1], [Are we running on Linux?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["L"], [Target prefix])
;;
*-*-solaris*)
AC_DEFINE([TARGET_SOLARIS], [1], [Are we running on Solaris?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["S"], [Target prefix])
;;
*-*-openbsd*)
AC_DEFINE([TARGET_OPENBSD], [1], [Are we running on OpenBSD?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["O"], [Target prefix])
;;
*-*-freebsd*)
AC_DEFINE([TARGET_FREEBSD], [1], [Are we running on FreeBSD?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["F"], [Target prefix])
;;
*-*-netbsd*)
AC_DEFINE([TARGET_NETBSD], [1], [Are we running NetBSD?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["N"], [Target prefix])
;;
*-*-darwin*)
AC_DEFINE([TARGET_DARWIN], [1], [Are we running on Mac OS X?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["M"], [Target prefix])
have_tap_header="yes"
dnl some Mac OS X tendering (we use vararg macros...)
CPPFLAGS="$CPPFLAGS -no-cpp-precomp"
;;
*-mingw*)
AC_DEFINE([TARGET_WIN32], [1], [Are we running WIN32?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["W"], [Target prefix])
CPPFLAGS="${CPPFLAGS} -DWIN32_LEAN_AND_MEAN"
CPPFLAGS="${CPPFLAGS} -DNTDDI_VERSION=NTDDI_WINXP -D_WIN32_WINNT=_WIN32_WINNT_WINXP"
WIN32=yes
;;
*-*-dragonfly*)
AC_DEFINE([TARGET_DRAGONFLY], [1], [Are we running on DragonFlyBSD?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["D"], [Target prefix])
;;
*-aix*)
AC_DEFINE([TARGET_AIX], [1], [Are we running AIX?])
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["A"], [Target prefix])
ROUTE="/usr/sbin/route"
have_tap_header="yes"
ac_cv_header_net_if_h="no" # exists, but breaks things
;;
*)
AC_DEFINE_UNQUOTED([TARGET_PREFIX], ["X"], [Target prefix])
have_tap_header="yes"
;;
esac
PKG_PROG_PKG_CONFIG
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_SED
AC_PROG_MAKE_SET
AC_ARG_VAR([IFCONFIG], [full path to ipconfig utility])
AC_ARG_VAR([ROUTE], [full path to route utility])
AC_ARG_VAR([IPROUTE], [full path to ip utility])
AC_ARG_VAR([NETSTAT], [path to netstat utility]) # tests
AC_ARG_VAR([MAN2HTML], [path to man2html utility])
AC_ARG_VAR([GIT], [path to git utility])
AC_ARG_VAR([SYSTEMD_ASK_PASSWORD], [path to systemd-ask-password utility])
AC_PATH_PROGS([IFCONFIG], [ifconfig],, [$PATH:/usr/local/sbin:/usr/sbin:/sbin])
AC_PATH_PROGS([ROUTE], [route],, [$PATH:/usr/local/sbin:/usr/sbin:/sbin])
AC_PATH_PROGS([IPROUTE], [ip],, [$PATH:/usr/local/sbin:/usr/sbin:/sbin])
AC_PATH_PROGS([SYSTEMD_ASK_PASSWORD], [systemd-ask-password],, [$PATH:/usr/local/bin:/usr/bin:/bin])
AC_CHECK_PROGS([NETSTAT], [netstat], [netstat], [$PATH:/usr/local/sbin:/usr/sbin:/sbin:/etc]) # tests
AC_CHECK_PROGS([MAN2HTML], [man2html])
AC_CHECK_PROGS([GIT], [git]) # optional
AC_DEFINE_UNQUOTED([IFCONFIG_PATH], ["$IFCONFIG"], [Path to ifconfig tool])
AC_DEFINE_UNQUOTED([IPROUTE_PATH], ["$IPROUTE"], [Path to iproute tool])
AC_DEFINE_UNQUOTED([ROUTE_PATH], ["$ROUTE"], [Path to route tool])
AC_DEFINE_UNQUOTED([SYSTEMD_ASK_PASSWORD_PATH], ["$SYSTEMD_ASK_PASSWORD"], [Path to systemd-ask-password tool])
#
# Libtool
#
ifdef(
[LT_INIT],
[
LT_INIT([win32-dll])
LT_LANG([Windows Resource])
],
[
AC_LIBTOOL_WIN32_DLL
AC_LIBTOOL_RC
AC_PROG_LIBTOOL
]
)
AC_C_CONST
AC_C_INLINE
AC_C_VOLATILE
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_TYPE_UID_T
AC_TYPE_INT8_T
AC_TYPE_INT16_T
AC_TYPE_INT32_T
AC_TYPE_INT64_T
AC_TYPE_UINT8_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_SIGNAL
AX_CPP_VARARG_MACRO_ISO
AX_CPP_VARARG_MACRO_GCC
AX_TYPE_SOCKLEN_T
AX_EMPTY_ARRAY
AC_CHECK_SIZEOF([unsigned int])
AC_CHECK_SIZEOF([unsigned long])
AC_CHECK_HEADERS([ \
stdio.h stdarg.h stdbool.h limits.h \
time.h errno.h fcntl.h io.h direct.h \
ctype.h sys/types.h sys/socket.h \
signal.h unistd.h dlfcn.h \
netinet/in.h netinet/in_systm.h \
netinet/tcp.h arpa/inet.h netdb.h \
windows.h winsock2.h ws2tcpip.h \
])
AC_CHECK_HEADERS([ \
sys/time.h sys/ioctl.h sys/stat.h \
sys/mman.h sys/file.h sys/wait.h \
unistd.h signal.h libgen.h stropts.h \
syslog.h pwd.h grp.h \
sys/sockio.h sys/uio.h linux/sockios.h \
linux/types.h sys/poll.h sys/epoll.h err.h \
])
SOCKET_INCLUDES="
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_WINDOWS_H
#include <windows.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#ifdef HAVE_NETINET_IN_SYSTM_H
#include <netinet/in_systm.h>
#endif
#ifdef HAVE_NETINET_IP_H
#include <netinet/ip.h>
#endif
"
AC_CHECK_HEADERS(
[net/if.h netinet/ip.h netinet/if_ether.h resolv.h sys/un.h net/if_utun.h sys/kern_control.h],
,
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPES(
[in_addr_t],
,
[AC_DEFINE([in_addr_t], [uint32_t], [Workaround missing in_addr_t])],
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct iphdr],
[AC_DEFINE([HAVE_IPHDR], [1], [struct iphdr needed for IPv6 support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct sock_extended_err],
[AC_DEFINE([HAVE_SOCK_EXTENDED_ERR], [1], [struct sock_extended_err needed for extended socket error support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct msghdr],
[AC_DEFINE([HAVE_MSGHDR], [1], [struct msghdr needed for extended socket error support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct cmsghdr],
[AC_DEFINE([HAVE_CMSGHDR], [1], [struct cmsghdr needed for extended socket error support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct in_pktinfo],
[AC_DEFINE([HAVE_IN_PKTINFO], [1], [struct in_pktinfo needed for IP_PKTINFO support])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[sa_family_t],
[AC_DEFINE([HAVE_SA_FAMILY_T], [1], [sa_family_t, needed to hold AF_* info])],
,
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_TYPE(
[struct sockaddr_in6],
,
[AC_MSG_ERROR([struct sockaddr_in6 not found, needed for ipv6 transport support.])],
[[${SOCKET_INCLUDES}]]
)
AC_CHECK_DECLS(
[SO_MARK],
,
,
[[${SOCKET_INCLUDES}]]
)
dnl We emulate signals in Windows
AC_CHECK_DECLS(
[SIGHUP],
,
[AC_DEFINE([SIGHUP], [1], [SIGHUP replacement])],
[[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]]
)
AC_CHECK_DECLS(
[SIGINT],
,
[AC_DEFINE([SIGINT], [2], [SIGINT replacement])],
[[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]]
)
AC_CHECK_DECLS(
[SIGUSR1],
,
[AC_DEFINE([SIGUSR1], [10], [SIGUSR1 replacement])],
[[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]]
)
AC_CHECK_DECLS(
[SIGUSR2],
,
[AC_DEFINE([SIGUSR2], [12], [SIGUSR2 replacement])],
[[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]]
)
AC_CHECK_DECLS(
[SIGTERM],
,
[AC_DEFINE([SIGTERM], [15], [SIGTERM replacement])],
[[
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
]]
)
AC_FUNC_FORK
AC_CHECK_FUNCS([ \
daemon chroot getpwnam setuid nice system getpid dup dup2 \
getpass strerror syslog openlog mlockall getgrnam setgid \
setgroups stat flock readv writev time gettimeofday \
ctime memset vsnprintf strdup \
setsid chdir putenv getpeername unlink \
chsize ftruncate execve getpeereid umask basename dirname access \
epoll_create \
])
AC_CHECK_LIB(
[dl],
[dlopen],
[DL_LIBS="-ldl"]
)
AC_SUBST([DL_LIBS])
AC_CHECK_LIB(
[nsl],
[inet_ntoa],
[SOCKETS_LIBS="${SOCKETS_LIBS} -lnsl"]
)
AC_CHECK_LIB(
[socket],
[socket],
[SOCKETS_LIBS="${SOCKETS_LIBS} -lsocket"]
)
AC_CHECK_LIB(
[resolv],
[gethostbyname],
[SOCKETS_LIBS="${SOCKETS_LIBS} -lresolv"]
)
AC_SUBST([SOCKETS_LIBS])
old_LIBS="${LIBS}"
LIBS="${LIBS} ${SOCKETS_LIBS}"
AC_CHECK_FUNCS([sendmsg recvmsg inet_ntop inet_pton])
AC_CHECK_FUNCS(
[res_init],
,
,
[[#include <resolv.h>]]
)
# Windows use stdcall for winsock so we cannot auto detect these
m4_define(
[SOCKET_FUNCS],
[socket recv recvfrom send sendto listen dnl
accept connect bind select gethostbyname inet_ntoa]dnl
)
m4_define(
[SOCKET_OPT_FUNCS],
[setsockopt getsockopt getsockname poll]dnl
)
if test "${WIN32}" = "yes"; then
m4_foreach(
[F],
m4_split(SOCKET_FUNCS SOCKET_OPT_FUNCS),
m4_define([UF], [[m4_join([_], [HAVE], m4_toupper(F))]])
AC_DEFINE([UF], [1], [Win32 builtin])
)
else
AC_CHECK_FUNCS(
SOCKET_FUNCS,
,
[AC_MSG_ERROR([Required library function not found])]
)
AC_CHECK_FUNCS(SOCKET_OPT_FUNCS)
fi
LIBS="${old_LIBS}"
AC_ARG_VAR([TAP_CFLAGS], [C compiler flags for tap])
old_CFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} ${TAP_CFLAGS}"
AC_CHECK_HEADERS(
[ \
net/if_tun.h net/tun/if_tun.h \
linux/if_tun.h \
tap-windows.h \
],
[have_tap_header="yes"]
)
AC_CHECK_DECLS(
[TUNSETPERSIST],
[AC_DEFINE([ENABLE_FEATURE_TUN_PERSIST], [1], [We have persist tun capability])],
,
[[
#ifdef HAVE_LINUX_IF_TUN_H
#include <linux/if_tun.h>
#endif
]]
)
CFLAGS="${old_CFLAGS}"
test "${have_tap_header}" = "yes" || AC_MSG_ERROR([no tap header could be found])
AC_CHECK_LIB(
[selinux],
[setcon],
[SELINUX_LIBS="-lselinux"]
)
AC_SUBST([SELINUX_LIBS])
AC_ARG_VAR([LIBPAM_CFLAGS], [C compiler flags for libpam])
AC_ARG_VAR([LIBPAM_LIBS], [linker flags for libpam])
if test -z "${LIBPAM_LIBS}"; then
AC_CHECK_LIB(
[pam],
[pam_start],
[LIBPAM_LIBS="-lpam"]
)
fi
case "${with_mem_check}" in
valgrind)
AC_CHECK_HEADERS(
[valgrind/memcheck.h],
[
CFLAGS="${CFLAGS} -g -fno-inline"
AC_DEFINE(
[USE_VALGRIND],
[1],
[Use valgrind memory debugging library]
)
],
[AC_MSG_ERROR([valgrind headers not found.])]
)
;;
dmalloc)
AC_CHECK_HEADERS(
[dmalloc.h],
[AC_CHECK_LIB(
[dmalloc],
[malloc],
[
LIBS="${LIBS} -ldmalloc"
AC_DEFINE(
[DMALLOC],
[1],
[Use dmalloc memory debugging library]
)
],
[AC_MSG_ERROR([dmalloc library not found.])]
)],
[AC_MSG_ERROR([dmalloc headers not found.])]
)
;;
ssl)
AC_CHECK_LIB(
[ssl],
[CRYPTO_mem_ctrl],
[
AC_DEFINE(
[CRYPTO_MDEBUG],
[1],
[Use memory debugging function in OpenSSL]
)
AC_MSG_NOTICE([NOTE: OpenSSL library must be compiled with CRYPTO_MDEBUG])
],
[AC_MSG_ERROR([Memory Debugging function in OpenSSL library not found.])]
)
;;
esac
PKG_CHECK_MODULES(
[PKCS11_HELPER],
[libpkcs11-helper-1 >= 1.11],
[have_pkcs11_helper="yes"],
[]
)
PKG_CHECK_MODULES(
[OPENSSL_CRYPTO],
[libcrypto >= 0.9.8],
[have_openssl_crypto="yes"],
[AC_CHECK_LIB(
[crypto],
[RSA_new],
[
have_openssl_crypto="yes"
OPENSSL_CRYPTO_LIBS="-lcrypto"
]
)]
)
PKG_CHECK_MODULES(
[OPENSSL_SSL],
[libssl >= 0.9.8],
[have_openssl_ssl="yes"],
[AC_CHECK_LIB(
[ssl],
[SSL_CTX_new],
[
have_openssl_ssl="yes"
OPENSSL_SSL_LIBS="-lssl"
],
[],
[-lcrypto]
)]
)
if test "${have_openssl_crypto}" = "yes"; then
saved_CFLAGS="${CFLAGS}"
saved_LIBS="${LIBS}"
CFLAGS="${CFLAGS} ${OPENSSL_CRYPTO_CFLAGS}"
LIBS="${LIBS} ${OPENSSL_CRYPTO_LIBS}"
AC_CHECK_FUNCS([EVP_CIPHER_CTX_set_key_length])
have_openssl_engine="yes"
AC_CHECK_FUNCS(
[ \
ENGINE_load_builtin_engines \
ENGINE_register_all_complete \
ENGINE_cleanup \
],
,
[have_openssl_engine="no"; break]
)
CFLAGS="${saved_CFLAGS}"
LIBS="${saved_LIBS}"
fi
AC_ARG_VAR([POLARSSL_CFLAGS], [C compiler flags for polarssl])
AC_ARG_VAR([POLARSSL_LIBS], [linker flags for polarssl])
have_polarssl_ssl="yes"
have_polarssl_crypto="yes"
if test -z "${POLARSSL_LIBS}"; then
AC_CHECK_LIB(
[polarssl],
[ssl_init],
[POLARSSL_LIBS="-lpolarssl"],
[
have_polarssl_ssl="no"
AC_CHECK_LIB(
[polarssl],
[aes_crypt_cbc],
,
[have_polarssl_crypto="no"],
[${PKCS11_HELPER_LIBS}]
)
],
[${PKCS11_HELPER_LIBS}]
)
fi
if test "${with_crypto_library}" = "polarssl" ; then
AC_MSG_CHECKING([polarssl version])
old_CFLAGS="${CFLAGS}"
CFLAGS="${POLARSSL_CFLAGS} ${CFLAGS}"
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[
#include <polarssl/version.h>
]],
[[
#if POLARSSL_VERSION_NUMBER < 0x01030300 || POLARSSL_VERSION_NUMBER >= 0x01040000
#error invalid version
#endif
]]
)],
[AC_MSG_RESULT([ok])],
[AC_MSG_ERROR([PolarSSL 1.3.x required and must be 1.3.3 or later])]
)
polarssl_with_pkcs11="no"
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[
#include <polarssl/config.h>
]],
[[
#ifndef POLARSSL_PKCS11_C
#error pkcs11 wrapper missing
#endif
]]
)],
polarssl_with_pkcs11="yes")
CFLAGS="${old_CFLAGS}"
AC_MSG_CHECKING([polarssl pkcs11 support])
if test "${enable_pkcs11}" = "yes"; then
if test "${polarssl_with_pkcs11}" = "yes"; then
AC_MSG_RESULT([ok])
else
AC_MSG_ERROR([polarssl has no pkcs11 wrapper compiled in])
fi
else
if test "${polarssl_with_pkcs11}" != "yes"; then
AC_MSG_RESULT([ok])
else
AC_MSG_ERROR([PolarSSL compiled with PKCS11, while OpenVPN is not])
fi
fi
fi
AC_ARG_VAR([LZO_CFLAGS], [C compiler flags for lzo])
AC_ARG_VAR([LZO_LIBS], [linker flags for lzo])
have_lzo="yes"
if test -z "${LZO_LIBS}"; then
AC_CHECK_LIB(
[lzo2],
[lzo1x_1_15_compress],
[LZO_LIBS="-llzo2"],
[AC_CHECK_LIB(
[lzo],
[lzo1x_1_15_compress],
[LZO_LIBS="-llzo"],
[have_lzo="no"]
)]
)
fi
if test "${have_lzo}" = "yes"; then
saved_CFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} ${LZO_CFLAGS}"
AC_CHECK_HEADERS(
[lzo/lzoutil.h],
,
[AC_CHECK_HEADERS(
[lzoutil.h],
,
[AC_MSG_ERROR([lzoutil.h is missing])]
)]
)
AC_CHECK_HEADERS(
[lzo/lzo1x.h],
,
[AC_CHECK_HEADERS(
[lzo1x.h],
,
[AC_MSG_ERROR([lzo1x.h is missing])]
)]
)
CFLAGS="${saved_CFLAGS}"
fi
dnl
dnl check for Snappy library
dnl
AC_ARG_VAR([SNAPPY_CFLAGS], [C compiler flags for snappy])
AC_ARG_VAR([SNAPPY_LIBS], [linker flags for snappy])
if test "$enable_snappy" = "yes" && test "$enable_comp_stub" = "no"; then
AC_CHECKING([for Snappy Library and Header files])
havesnappylib=1
# if SNAPPY_LIBS is set, we assume it will work, otherwise test
if test -z "${SNAPPY_LIBS}"; then
AC_CHECK_LIB(snappy, snappy_compress,
[ SNAPPY_LIBS="-lsnappy" ],
[
AC_MSG_RESULT([Snappy library not found.])
havesnappylib=0
])
fi
saved_CFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} ${SNAPPY_CFLAGS}"
AC_CHECK_HEADERS(snappy-c.h,
,
[
AC_MSG_RESULT([Snappy headers not found.])
havesnappylib=0
])
if test $havesnappylib = 0 ; then
AC_MSG_RESULT([Snappy library available from http://code.google.com/p/snappy/])
AC_MSG_ERROR([Or try ./configure --disable-snappy OR ./configure --enable-comp-stub])
fi
OPTIONAL_SNAPPY_CFLAGS="${SNAPPY_CFLAGS}"
OPTIONAL_SNAPPY_LIBS="${SNAPPY_LIBS}"
AC_DEFINE(ENABLE_SNAPPY, 1, [Enable Snappy compression library])
CFLAGS="${saved_CFLAGS}"
fi
dnl
dnl check for LZ4 library
dnl
AC_ARG_VAR([LZ4_CFLAGS], [C compiler flags for lz4])
AC_ARG_VAR([LZ4_LIBS], [linker flags for lz4])
if test "$enable_lz4" = "yes" && test "$enable_comp_stub" = "no"; then
AC_CHECKING([for LZ4 Library and Header files])
havelz4lib=1
# if LZ4_LIBS is set, we assume it will work, otherwise test
if test -z "${LZ4_LIBS}"; then
AC_CHECK_LIB(lz4, LZ4_compress,
[ LZ4_LIBS="-llz4" ],
[
AC_MSG_RESULT([LZ4 library not found.])
havelz4lib=0
])
fi
saved_CFLAGS="${CFLAGS}"
CFLAGS="${CFLAGS} ${LZ4_CFLAGS}"
AC_CHECK_HEADERS(lz4.h,
,
[
AC_MSG_RESULT([LZ4 headers not found.])
havelz4lib=0
])
if test $havelz4lib = 0 ; then
AC_MSG_RESULT([LZ4 library or header not found, using version in src/compat/compat-lz4.*])
AC_DEFINE([NEED_COMPAT_LZ4], [1], [use copy of LZ4 source in compat/])
LZ4_LIBS=""
fi
OPTIONAL_LZ4_CFLAGS="${LZ4_CFLAGS}"
OPTIONAL_LZ4_LIBS="${LZ4_LIBS}"
AC_DEFINE(ENABLE_LZ4, 1, [Enable LZ4 compression library])
CFLAGS="${saved_CFLAGS}"
fi
dnl