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configure.in (172684) configure.in (190207)
1dnl @(#) $Header: /tcpdump/master/tcpdump/configure.in,v 1.188.2.8 2007/09/12 19:48:50 guy Exp $ (LBL)
1dnl @(#) $Header: /tcpdump/master/tcpdump/configure.in,v 1.196.2.6 2008-09-25 21:50:04 guy Exp $ (LBL)
2dnl
3dnl Copyright (c) 1994, 1995, 1996, 1997
4dnl The Regents of the University of California. All rights reserved.
5dnl
6dnl Process this file with autoconf to produce a configure script.
7dnl
8
2dnl
3dnl Copyright (c) 1994, 1995, 1996, 1997
4dnl The Regents of the University of California. All rights reserved.
5dnl
6dnl Process this file with autoconf to produce a configure script.
7dnl
8
9AC_REVISION($Revision: 1.188.2.8 $)
9AC_REVISION($Revision: 1.196.2.6 $)
10AC_PREREQ(2.50)
11AC_INIT(tcpdump.c)
12
13AC_CANONICAL_HOST
14
15AC_LBL_C_INIT(V_CCOPT, V_INCLS)
16AC_LBL_C_INLINE
17AC_C___ATTRIBUTE__
18AC_CHECK_HEADERS(fcntl.h rpc/rpcent.h netdnet/dnetdb.h)
19AC_CHECK_HEADERS(net/pfvar.h, , , [#include <sys/types.h>
20#include <sys/socket.h>
21#include <net/if.h>])
10AC_PREREQ(2.50)
11AC_INIT(tcpdump.c)
12
13AC_CANONICAL_HOST
14
15AC_LBL_C_INIT(V_CCOPT, V_INCLS)
16AC_LBL_C_INLINE
17AC_C___ATTRIBUTE__
18AC_CHECK_HEADERS(fcntl.h rpc/rpcent.h netdnet/dnetdb.h)
19AC_CHECK_HEADERS(net/pfvar.h, , , [#include <sys/types.h>
20#include <sys/socket.h>
21#include <net/if.h>])
22if test "$ac_cv_header_net_pfvar_h" == yes; then
22if test "$ac_cv_header_net_pfvar_h" = yes; then
23 LOCALSRC="print-pflog.c $LOCALSRC"
24fi
25AC_CHECK_HEADERS(netinet/if_ether.h, , , [#include <sys/types.h>
26#include <sys/socket.h>])
27if test "$ac_cv_header_netinet_if_ether_h" != yes; then
28 #
29 # The simple test didn't work.
30 # Do we need to include <net/if.h> first?
31 # Unset ac_cv_header_netinet_if_ether_h so we don't
32 # treat the previous failure as a cached value and
33 # suppress the next test.
34 #
35 AC_MSG_NOTICE([Rechecking with some additional includes])
36 unset ac_cv_header_netinet_if_ether_h
37 AC_CHECK_HEADERS(netinet/if_ether.h, , , [#include <sys/types.h>
38#include <sys/socket.h>
39#include <netinet/in.h>
40struct mbuf;
41struct rtentry;
42#include <net/if.h>])
43fi
44
45AC_HEADER_TIME
46
47case "$host_os" in
48
49linux*)
50 AC_MSG_CHECKING(Linux kernel version)
51 if test "$cross_compiling" = yes; then
52 AC_CACHE_VAL(ac_cv_linux_vers,
53 ac_cv_linux_vers=unknown)
54 else
55 AC_CACHE_VAL(ac_cv_linux_vers,
56 ac_cv_linux_vers=`uname -r 2>&1 | \
57 sed -n -e '$s/.* //' -e '$s/\..*//p'`)
58 fi
59 AC_MSG_RESULT($ac_cv_linux_vers)
60 if test $ac_cv_linux_vers = unknown ; then
61 AC_MSG_ERROR(cannot determine linux version when cross-compiling)
62 fi
63 if test $ac_cv_linux_vers -lt 2 ; then
64 AC_MSG_ERROR(version 2 or higher required; see the INSTALL doc for more info)
65 fi
66 ;;
67
68*)
69 ;;
70esac
71
72
73AC_CHECK_HEADERS(smi.h)
74AC_CHECK_LIB(smi, smiInit)
75if test "$ac_cv_header_smi_h" = yes -a "$ac_cv_lib_smi_smiInit" = yes
76then
77AC_MSG_CHECKING([whether to enable libsmi])
78 AC_TRY_RUN([ /* libsmi available check */
79#include <smi.h>
80main()
81{
82 int current, revision, age, n;
83 const int required = 2;
84 if (smiInit(""))
85 exit(1);
86 if (strcmp(SMI_LIBRARY_VERSION, smi_library_version))
87 exit(2);
88 n = sscanf(smi_library_version, "%d:%d:%d", &current, &revision, &age);
89 if (n != 3)
90 exit(3);
91 if (required < current - age || required > current)
92 exit(4);
93 exit(0);
94}
95],
96[ AC_MSG_RESULT(yes)
97 AC_DEFINE(LIBSMI)
98 libsmi=yes],
99dnl autoconf documentation says that $? contains the exit value.
100dnl reality is that it does not. We leave this in just in case
101dnl autoconf ever comes back to match the documentation.
102[ case $? in
103 1) AC_MSG_RESULT(no - smiInit failed) ;;
104 2) AC_MSG_RESULT(no - header/library version mismatch) ;;
105 3) AC_MSG_RESULT(no - can't determine library version) ;;
106 4) AC_MSG_RESULT(no - too old) ;;
107 *) AC_MSG_RESULT(no) ;;
108 esac
109 libsmi=no],
110[ AC_MSG_RESULT(not when cross-compiling)
111 libsmi=no]
112)
113fi
114
115AC_MSG_CHECKING([whether to enable the possibly-buggy SMB printer])
116AC_ARG_ENABLE(smb,
117[ --enable-smb enable possibly-buggy SMB printer [default=yes]
118 --disable-smb disable possibly-buggy SMB printer],,
119 enableval=yes)
120case "$enableval" in
121yes) AC_MSG_RESULT(yes)
122 AC_WARN([The SMB printer may have exploitable buffer overflows!!!])
123 AC_DEFINE(TCPDUMP_DO_SMB)
124 LOCALSRC="print-smb.c smbutil.c $LOCALSRC"
125 ;;
126*) AC_MSG_RESULT(no)
127 ;;
128esac
129
130AC_ARG_WITH(user, [ --with-user=USERNAME drop privileges by default to USERNAME])
131AC_MSG_CHECKING([whether to drop root privileges by default])
132if test ! -z "$with_user" ; then
133 AC_DEFINE_UNQUOTED(WITH_USER, "$withval")
134 AC_MSG_RESULT(to \"$withval\")
135else
136 AC_MSG_RESULT(no)
137fi
138
139AC_ARG_WITH(chroot, [ --with-chroot=DIRECTORY when dropping privileges, chroot to DIRECTORY])
140AC_MSG_CHECKING([whether to chroot])
141if test ! -z "$with_chroot" ; then
142 AC_DEFINE_UNQUOTED(WITH_CHROOT, "$withval")
143 AC_MSG_RESULT(to \"$withval\")
144else
145 AC_MSG_RESULT(no)
146fi
147
148AC_MSG_CHECKING([whether to enable ipv6])
149AC_ARG_ENABLE(ipv6,
150[ --enable-ipv6 enable ipv6 (with ipv4) support
151 --disable-ipv6 disable ipv6 support],
152[ case "$enableval" in
153yes) AC_MSG_RESULT(yes)
154 LOCALSRC="print-ip6.c print-ip6opts.c print-mobility.c print-ripng.c print-icmp6.c print-frag6.c print-rt6.c print-ospf6.c print-dhcp6.c $LOCALSRC"
155 AC_DEFINE(INET6)
156 ipv6=yes
157 ;;
158*)
159 AC_MSG_RESULT(no)
160 ipv6=no
161 ;;
162 esac ],
163
164 AC_TRY_RUN([ /* AF_INET6 available check */
165#include <sys/types.h>
166#include <sys/socket.h>
167main()
168{
169 if (socket(AF_INET6, SOCK_STREAM, 0) < 0)
170 exit(1);
171 else
172 exit(0);
173}
174],
175[ AC_MSG_RESULT(yes)
176 LOCALSRC="print-ip6.c print-ip6opts.c print-mobility.c print-ripng.c print-icmp6.c print-frag6.c print-rt6.c print-ospf6.c print-dhcp6.c $LOCALSRC"
177 AC_DEFINE(INET6)
178 ipv6=yes],
179[ AC_MSG_RESULT(no)
180 ipv6=no],
181[ AC_MSG_RESULT(no)
182 ipv6=no]
183))
184
185ipv6type=unknown
186ipv6lib=none
187ipv6trylibc=no
188
189if test "$ipv6" = "yes"; then
190 AC_MSG_CHECKING([ipv6 stack type])
191 for i in inria kame linux-glibc linux-libinet6 toshiba v6d zeta; do
192 case $i in
193 inria)
194 dnl http://www.kame.net/
195 AC_EGREP_CPP(yes,
196[#include <netinet/in.h>
197#ifdef IPV6_INRIA_VERSION
198yes
199#endif],
200 [ipv6type=$i;
201 CFLAGS="-DINET6 $CFLAGS"])
202 ;;
203 kame)
204 dnl http://www.kame.net/
205 AC_EGREP_CPP(yes,
206[#include <netinet/in.h>
207#ifdef __KAME__
208yes
209#endif],
210 [ipv6type=$i;
211 ipv6lib=inet6;
212 ipv6libdir=/usr/local/v6/lib;
213 ipv6trylibc=yes;
214 CFLAGS="-DINET6 $CFLAGS"])
215 ;;
216 linux-glibc)
217 dnl http://www.v6.linux.or.jp/
218 AC_EGREP_CPP(yes,
219[#include <features.h>
220#if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
221yes
222#endif],
223 [ipv6type=$i;
224 CFLAGS="-DINET6 $CFLAGS"])
225 ;;
226 linux-libinet6)
227 dnl http://www.v6.linux.or.jp/
228 dnl
229 dnl This also matches Solaris 8 and Tru64 UNIX 5.1,
230 dnl and possibly other versions of those OSes
231 dnl
232 if test -d /usr/inet6 -o -f /usr/include/netinet/ip6.h; then
233 ipv6type=$i
234 ipv6lib=inet6
235 ipv6libdir=/usr/inet6/lib
236 ipv6trylibc=yes;
237 CFLAGS="-DINET6 -I/usr/inet6/include $CFLAGS"
238 fi
239 ;;
240 toshiba)
241 AC_EGREP_CPP(yes,
242[#include <sys/param.h>
243#ifdef _TOSHIBA_INET6
244yes
245#endif],
246 [ipv6type=$i;
247 ipv6lib=inet6;
248 ipv6libdir=/usr/local/v6/lib;
249 CFLAGS="-DINET6 $CFLAGS"])
250 ;;
251 v6d)
252 AC_EGREP_CPP(yes,
253[#include </usr/local/v6/include/sys/v6config.h>
254#ifdef __V6D__
255yes
256#endif],
257 [ipv6type=$i;
258 ipv6lib=v6;
259 ipv6libdir=/usr/local/v6/lib;
260 CFLAGS="-I/usr/local/v6/include $CFLAGS"])
261 ;;
262 zeta)
263 AC_EGREP_CPP(yes,
264[#include <sys/param.h>
265#ifdef _ZETA_MINAMI_INET6
266yes
267#endif],
268 [ipv6type=$i;
269 ipv6lib=inet6;
270 ipv6libdir=/usr/local/v6/lib;
271 CFLAGS="-DINET6 $CFLAGS"])
272 ;;
273 esac
274 if test "$ipv6type" != "unknown"; then
275 break
276 fi
277 done
278 AC_MSG_RESULT($ipv6type)
279fi
280
281if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
282 if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then
283 LIBS="-L$ipv6libdir -l$ipv6lib $LIBS"
284 echo "You have $ipv6lib library, using it"
285 else
286 if test "$ipv6trylibc" = "yes"; then
287 echo "You do not have $ipv6lib library, using libc"
288 else
289 echo 'Fatal: no $ipv6lib library found. cannot continue.'
290 echo "You need to fetch lib$ipv6lib.a from appropriate"
291 echo 'ipv6 kit and compile beforehand.'
292 exit 1
293 fi
294 fi
295fi
296
297
298if test "$ipv6" = "yes"; then
299 #
300 # XXX - on Tru64 UNIX 5.1, there is no "getaddrinfo()"
301 # function in libc; there are "ngetaddrinfo()" and
302 # "ogetaddrinfo()" functions, and <netdb.h> #defines
303 # "getaddrinfo" to be either "ngetaddrinfo" or
304 # "ogetaddrinfo", depending on whether _SOCKADDR_LEN
305 # or _XOPEN_SOURCE_EXTENDED are defined or not.
306 #
307 # So this test doesn't work on Tru64 5.1, and possibly
308 # on other 5.x releases. This causes the configure
309 # script to become confused, and results in libpcap
310 # being unbuildable.
311 #
312 AC_SEARCH_LIBS(getaddrinfo, socket, [dnl
313 AC_MSG_CHECKING(getaddrinfo bug)
314 AC_CACHE_VAL(td_cv_buggygetaddrinfo, [AC_TRY_RUN([
315#include <sys/types.h>
316#include <netdb.h>
317#include <string.h>
318#include <sys/socket.h>
319#include <netinet/in.h>
320
321main()
322{
323 int passive, gaierr, inet4 = 0, inet6 = 0;
324 struct addrinfo hints, *ai, *aitop;
325 char straddr[INET6_ADDRSTRLEN], strport[16];
326
327 for (passive = 0; passive <= 1; passive++) {
328 memset(&hints, 0, sizeof(hints));
329 hints.ai_family = AF_UNSPEC;
330 hints.ai_flags = passive ? AI_PASSIVE : 0;
331 hints.ai_socktype = SOCK_STREAM;
332 hints.ai_protocol = IPPROTO_TCP;
333 if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) {
334 (void)gai_strerror(gaierr);
335 goto bad;
336 }
337 for (ai = aitop; ai; ai = ai->ai_next) {
338 if (ai->ai_addr == NULL ||
339 ai->ai_addrlen == 0 ||
340 getnameinfo(ai->ai_addr, ai->ai_addrlen,
341 straddr, sizeof(straddr), strport, sizeof(strport),
342 NI_NUMERICHOST|NI_NUMERICSERV) != 0) {
343 goto bad;
344 }
345 switch (ai->ai_family) {
346 case AF_INET:
347 if (strcmp(strport, "54321") != 0) {
348 goto bad;
349 }
350 if (passive) {
351 if (strcmp(straddr, "0.0.0.0") != 0) {
352 goto bad;
353 }
354 } else {
355 if (strcmp(straddr, "127.0.0.1") != 0) {
356 goto bad;
357 }
358 }
359 inet4++;
360 break;
361 case AF_INET6:
362 if (strcmp(strport, "54321") != 0) {
363 goto bad;
364 }
365 if (passive) {
366 if (strcmp(straddr, "::") != 0) {
367 goto bad;
368 }
369 } else {
370 if (strcmp(straddr, "::1") != 0) {
371 goto bad;
372 }
373 }
374 inet6++;
375 break;
376 case AF_UNSPEC:
377 goto bad;
378 break;
379#ifdef AF_UNIX
380 case AF_UNIX:
381#else
382#ifdef AF_LOCAL
383 case AF_LOCAL:
384#endif
385#endif
386 default:
387 /* another family support? */
388 break;
389 }
390 }
391 }
392
393 /* supported family should be 2, unsupported family should be 0 */
394 if (!(inet4 == 0 || inet4 == 2))
395 goto bad;
396 if (!(inet6 == 0 || inet6 == 2))
397 goto bad;
398
399 if (aitop)
400 freeaddrinfo(aitop);
401 exit(0);
402
403 bad:
404 if (aitop)
405 freeaddrinfo(aitop);
406 exit(1);
407}
408],
409 td_cv_buggygetaddrinfo=no,
410 td_cv_buggygetaddrinfo=yes,
411 td_cv_buggygetaddrinfo=yes)])
412 if test "$td_cv_buggygetaddrinfo" = no; then
413 AC_MSG_RESULT(good)
414 else
415 AC_MSG_RESULT(buggy)
416 fi
417
418 if test "$td_cv_buggygetaddrinfo" = "yes"; then
419 #
420 # XXX - it doesn't appear that "ipv6type" can ever be
421 # set to "linux". Should this be testing for
422 # "linux-glibc", or for that *or* "linux-libinet6"?
423 # If the latter, note that "linux-libinet6" is also
424 # the type given to some non-Linux OSes.
425 #
426 if test "$ipv6type" != "linux"; then
427 echo 'Fatal: You must get working getaddrinfo() function.'
428 echo ' or you can specify "--disable-ipv6"'.
429 exit 1
430 else
431 echo 'Warning: getaddrinfo() implementation on your system seems be buggy.'
432 echo ' Better upgrade your system library to newest version'
433 echo ' of GNU C library (aka glibc).'
434 fi
435 fi
436 ])
437 AC_REPLACE_FUNCS(getaddrinfo getnameinfo)
438fi
439
440AC_CACHE_CHECK([for dnet_htoa declaration in netdnet/dnetdb.h],
441[td_cv_decl_netdnet_dnetdb_h_dnet_htoa],
442[AC_EGREP_HEADER(dnet_htoa, netdnet/dnetdb.h,
443 td_cv_decl_netdnet_dnetdb_h_dnet_htoa=yes,
444 td_cv_decl_netdnet_dnetdb_h_dnet_htoa=no)])
445if test "$td_cv_decl_netdnet_dnetdb_h_dnet_htoa" = yes; then
446 AC_DEFINE(HAVE_NETDNET_DNETDB_H_DNET_HTOA)
447fi
448
449dnl
450dnl check sizeof basic types.
451dnl They're very likely to be wrong for cross-compiling.
452AC_CHECK_SIZEOF(char, 1)
453AC_CHECK_SIZEOF(short, 2)
454AC_CHECK_SIZEOF(int, 4)
455AC_CHECK_SIZEOF(long, 4)
456AC_CHECK_SIZEOF(long long, 8)
457
458dnl
459dnl Checks for u_intXX_t
460dnl AC_CHECK_BITTYPES(ac_cv_bittypes)
461dnl if test "$ac_cv_bittypes" = no; then
462dnl missing_includes=yes
463dnl fi
464
465dnl
466dnl Checks for addrinfo structure
467AC_STRUCT_ADDRINFO(ac_cv_addrinfo)
468if test "$ac_cv_addrinfo" = no; then
469 missing_includes=yes
470fi
471
472dnl
473dnl Checks for NI_MAXSERV
474AC_NI_MAXSERV(ac_cv_maxserv)
475if test "$ac_cv_maxserv" = no; then
476 missing_includes=yes
477fi
478
479dnl
480dnl Checks for NI_NAMEREQD
481AC_NI_NAMEREQD(ac_cv_namereqd)
482if test "$ac_cv_namereqd" = no; then
483 missing_includes=yes
484fi
485
486dnl
487dnl Checks for sockaddr_storage structure
488AC_STRUCT_SA_STORAGE(ac_cv_sa_storage)
489if test "$ac_cv_sa_storage" = no; then
490 missing_includes=yes
491fi
492
493dnl
494dnl Checks for IN[6]ADDRSZ
495AC_CHECK_ADDRSZ(ac_cv_addrsz)
496if test "$ac_cv_addrsz" = no; then
497 missing_includes=yes
498fi
499
500dnl
501dnl Checks for RES_USE_INET6
502AC_CHECK_RES_USE_INET6(ac_cv_res_inet6)
503if test "$ac_cv_res_inet6" = no; then
504 missing_includes=yes
505fi
506
507dnl
508dnl Checks for res_state_ext structure
509AC_STRUCT_RES_STATE_EXT(ac_cv_res_state_ext)
510if test "$ac_cv_res_state_ext" = no; then
511 missing_includes=yes
512fi
513
514dnl
515dnl Checks if res_state structure has nsort member.
516AC_STRUCT_RES_STATE(ac_cv_res_state)
517
518
519AC_REPLACE_FUNCS(vfprintf strcasecmp strlcat strlcpy strdup strsep)
520AC_CHECK_FUNCS(strftime)
521AC_CHECK_FUNCS(setlinebuf alarm)
522
523needsnprintf=no
524AC_CHECK_FUNCS(vsnprintf snprintf,,
525 [needsnprintf=yes])
526if test $needsnprintf = yes; then
527 AC_LIBOBJ(snprintf)
528fi
529
530AC_LBL_TYPE_SIGNAL
531
532AC_SEARCH_LIBS(dnet_htoa, dnet, AC_DEFINE(HAVE_DNET_HTOA))
533
534AC_CHECK_LIB(rpc, main) dnl It's unclear why we might need -lrpc
535
536dnl Some platforms may need -lnsl for getrpcbynumber.
537AC_SEARCH_LIBS(getrpcbynumber, nsl, AC_DEFINE(HAVE_GETRPCBYNUMBER))
538
539dnl AC_CHECK_LIB(z, uncompress)
540dnl AC_CHECK_HEADERS(zlib.h)
541
542AC_LBL_LIBPCAP(V_PCAPDEP, V_INCLS)
543
544#
545# Check for these after AC_LBL_LIBPCAP, so we link with the appropriate
546# libraries (e.g., "-lsocket -lnsl" on Solaris).
547#
548# We don't use AC_REPLACE_FUNCS because that uses AC_CHECK_FUNCS which
549# use AC_CHECK_FUNC which doesn't let us specify the right #includes
550# to make this work on BSD/OS 4.x. BSD/OS 4.x ships with the BIND8
551# resolver, and the way it defines inet_{ntop,pton} is rather strange;
552# it does not ship with a libc symbol "inet_ntop()", it ships with
553# "_inet_ntop()", and has a #define macro in one of the system headers
554# to rename it.
555#
556dnl AC_TRY_COMPILE(inet_ntop inet_pton inet_aton)
557AC_MSG_CHECKING(for inet_ntop)
558AC_TRY_LINK([#include <sys/types.h>
559#include <sys/socket.h>
560#include <netinet/in.h>
561#include <arpa/inet.h>], [char src[4], dst[128];
562inet_ntop(AF_INET, src, dst, sizeof(dst));],
563 [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)
564 AC_LIBOBJ(inet_ntop)])
565AC_MSG_CHECKING(for inet_pton)
566AC_TRY_LINK([#include <sys/types.h>
567#include <sys/socket.h>
568#include <netinet/in.h>
569#include <arpa/inet.h>], [char src[128], dst[4];
570inet_pton(AF_INET, src, dst);],
571 [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)
572 AC_LIBOBJ(inet_pton)])
573AC_MSG_CHECKING(for inet_aton)
574AC_TRY_LINK([#include <sys/types.h>
575#include <netinet/in.h>
576#include <arpa/inet.h>], [char src[128];
577struct in_addr dst;
578inet_aton(src, &dst);],
579 [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)
580 AC_LIBOBJ(inet_aton)])
581
582#
583# Check for these after AC_LBL_LIBPCAP, for the same reason.
584#
585# You are in a twisty little maze of UN*Xes, all different.
586# Some might not have ether_ntohost().
587# Some might have it, but not declare it in any header file.
588# Some might have it, but declare it in <netinet/if_ether.h>.
589# Some might have it, but declare it in <netinet/ether.h>
590# (And some might have it but document it as something declared in
591# <netinet/ethernet.h>, although <netinet/if_ether.h> appears to work.)
592#
593# Before you is a C compiler.
594#
595AC_CHECK_FUNCS(ether_ntohost, [
596 AC_CACHE_CHECK(for buggy ether_ntohost, ac_cv_buggy_ether_ntohost, [
597 AC_TRY_RUN([
598 #include <netdb.h>
599 #include <sys/types.h>
600 #include <sys/param.h>
601 #include <sys/socket.h>
602
603 int
604 main(int argc, char **argv)
605 {
606 u_char ea[6] = { 0xff, 0xff, 0xff, 0xff, 0xff };
607 char name[MAXHOSTNAMELEN];
608
609 ether_ntohost(name, (struct ether_addr *)ea);
610 exit(0);
611 }
612 ], [ac_cv_buggy_ether_ntohost=no],
613 [ac_cv_buggy_ether_ntohost=yes],
614 [ac_cv_buggy_ether_ntohost="not while cross-compiling"])])
615 if test "$ac_cv_buggy_ether_ntohost" = "no"; then
616 AC_DEFINE(USE_ETHER_NTOHOST)
617 fi
618])
619if test "$ac_cv_func_ether_ntohost" = yes -a \
620 "$ac_cv_buggy_ether_ntohost" = "no"; then
621 #
622 # OK, we have ether_ntohost(). Do we have <netinet/if_ether.h>?
623 #
624 if test "$ac_cv_header_netinet_if_ether_h" = yes; then
625 #
626 # Yes. Does it declare ether_ntohost()?
627 #
628 AC_CHECK_DECL(ether_ntohost,
629 [
630 AC_DEFINE(NETINET_IF_ETHER_H_DECLARES_ETHER_NTOHOST,,
631 [Define to 1 if netinet/if_ether.h declares `ether_ntohost'])
632 ],,
633 [
634#include <sys/types.h>
635#include <sys/socket.h>
636#include <netinet/in.h>
637#include <arpa/inet.h>
638struct mbuf;
639struct rtentry;
640#include <net/if.h>
641#include <netinet/if_ether.h>
642 ])
643 fi
644 #
645 # Did that succeed?
646 #
647 if test "$ac_cv_have_decl_ether_ntohost" != yes; then
648 #
649 # No, how about <netinet/ether.h>, as on Linux?
650 #
651 AC_CHECK_HEADERS(netinet/ether.h)
652 if test "$ac_cv_header_netinet_ether_h" = yes; then
653 #
654 # We have it - does it declare ether_ntohost()?
655 # Unset ac_cv_have_decl_ether_ntohost so we don't
656 # treat the previous failure as a cached value and
657 # suppress the next test.
658 #
659 unset ac_cv_have_decl_ether_ntohost
660 AC_CHECK_DECL(ether_ntohost,
661 [
662 AC_DEFINE(NETINET_ETHER_H_DECLARES_ETHER_NTOHOST,,
663 [Define to 1 if netinet/ether.h declares `ether_ntohost'])
664 ],,
665 [
666#include <netinet/ether.h>
667 ])
668 fi
669 fi
670 #
671 # Is ether_ntohost() declared?
672 #
673 if test "$ac_cv_have_decl_ether_ntohost" != yes; then
674 #
675 # No, we'll have to declare it ourselves.
676 # Do we have "struct ether_addr"?
677 #
678 AC_CHECK_TYPES(struct ether_addr,,,
679 [
680#include <sys/types.h>
681#include <sys/socket.h>
682#include <netinet/in.h>
683#include <arpa/inet.h>
684struct mbuf;
685struct rtentry;
686#include <net/if.h>
687#include <netinet/if_ether.h>
688 ])
689 AC_DEFINE(HAVE_DECL_ETHER_NTOHOST, 0,
690 [Define to 1 if you have the declaration of `ether_ntohost', and to 0 if you
691don't.])
692 else
693 AC_DEFINE(HAVE_DECL_ETHER_NTOHOST, 1,
694 [Define to 1 if you have the declaration of `ether_ntohost', and to 0 if you
695don't.])
696 fi
697fi
698
23 LOCALSRC="print-pflog.c $LOCALSRC"
24fi
25AC_CHECK_HEADERS(netinet/if_ether.h, , , [#include <sys/types.h>
26#include <sys/socket.h>])
27if test "$ac_cv_header_netinet_if_ether_h" != yes; then
28 #
29 # The simple test didn't work.
30 # Do we need to include <net/if.h> first?
31 # Unset ac_cv_header_netinet_if_ether_h so we don't
32 # treat the previous failure as a cached value and
33 # suppress the next test.
34 #
35 AC_MSG_NOTICE([Rechecking with some additional includes])
36 unset ac_cv_header_netinet_if_ether_h
37 AC_CHECK_HEADERS(netinet/if_ether.h, , , [#include <sys/types.h>
38#include <sys/socket.h>
39#include <netinet/in.h>
40struct mbuf;
41struct rtentry;
42#include <net/if.h>])
43fi
44
45AC_HEADER_TIME
46
47case "$host_os" in
48
49linux*)
50 AC_MSG_CHECKING(Linux kernel version)
51 if test "$cross_compiling" = yes; then
52 AC_CACHE_VAL(ac_cv_linux_vers,
53 ac_cv_linux_vers=unknown)
54 else
55 AC_CACHE_VAL(ac_cv_linux_vers,
56 ac_cv_linux_vers=`uname -r 2>&1 | \
57 sed -n -e '$s/.* //' -e '$s/\..*//p'`)
58 fi
59 AC_MSG_RESULT($ac_cv_linux_vers)
60 if test $ac_cv_linux_vers = unknown ; then
61 AC_MSG_ERROR(cannot determine linux version when cross-compiling)
62 fi
63 if test $ac_cv_linux_vers -lt 2 ; then
64 AC_MSG_ERROR(version 2 or higher required; see the INSTALL doc for more info)
65 fi
66 ;;
67
68*)
69 ;;
70esac
71
72
73AC_CHECK_HEADERS(smi.h)
74AC_CHECK_LIB(smi, smiInit)
75if test "$ac_cv_header_smi_h" = yes -a "$ac_cv_lib_smi_smiInit" = yes
76then
77AC_MSG_CHECKING([whether to enable libsmi])
78 AC_TRY_RUN([ /* libsmi available check */
79#include <smi.h>
80main()
81{
82 int current, revision, age, n;
83 const int required = 2;
84 if (smiInit(""))
85 exit(1);
86 if (strcmp(SMI_LIBRARY_VERSION, smi_library_version))
87 exit(2);
88 n = sscanf(smi_library_version, "%d:%d:%d", &current, &revision, &age);
89 if (n != 3)
90 exit(3);
91 if (required < current - age || required > current)
92 exit(4);
93 exit(0);
94}
95],
96[ AC_MSG_RESULT(yes)
97 AC_DEFINE(LIBSMI)
98 libsmi=yes],
99dnl autoconf documentation says that $? contains the exit value.
100dnl reality is that it does not. We leave this in just in case
101dnl autoconf ever comes back to match the documentation.
102[ case $? in
103 1) AC_MSG_RESULT(no - smiInit failed) ;;
104 2) AC_MSG_RESULT(no - header/library version mismatch) ;;
105 3) AC_MSG_RESULT(no - can't determine library version) ;;
106 4) AC_MSG_RESULT(no - too old) ;;
107 *) AC_MSG_RESULT(no) ;;
108 esac
109 libsmi=no],
110[ AC_MSG_RESULT(not when cross-compiling)
111 libsmi=no]
112)
113fi
114
115AC_MSG_CHECKING([whether to enable the possibly-buggy SMB printer])
116AC_ARG_ENABLE(smb,
117[ --enable-smb enable possibly-buggy SMB printer [default=yes]
118 --disable-smb disable possibly-buggy SMB printer],,
119 enableval=yes)
120case "$enableval" in
121yes) AC_MSG_RESULT(yes)
122 AC_WARN([The SMB printer may have exploitable buffer overflows!!!])
123 AC_DEFINE(TCPDUMP_DO_SMB)
124 LOCALSRC="print-smb.c smbutil.c $LOCALSRC"
125 ;;
126*) AC_MSG_RESULT(no)
127 ;;
128esac
129
130AC_ARG_WITH(user, [ --with-user=USERNAME drop privileges by default to USERNAME])
131AC_MSG_CHECKING([whether to drop root privileges by default])
132if test ! -z "$with_user" ; then
133 AC_DEFINE_UNQUOTED(WITH_USER, "$withval")
134 AC_MSG_RESULT(to \"$withval\")
135else
136 AC_MSG_RESULT(no)
137fi
138
139AC_ARG_WITH(chroot, [ --with-chroot=DIRECTORY when dropping privileges, chroot to DIRECTORY])
140AC_MSG_CHECKING([whether to chroot])
141if test ! -z "$with_chroot" ; then
142 AC_DEFINE_UNQUOTED(WITH_CHROOT, "$withval")
143 AC_MSG_RESULT(to \"$withval\")
144else
145 AC_MSG_RESULT(no)
146fi
147
148AC_MSG_CHECKING([whether to enable ipv6])
149AC_ARG_ENABLE(ipv6,
150[ --enable-ipv6 enable ipv6 (with ipv4) support
151 --disable-ipv6 disable ipv6 support],
152[ case "$enableval" in
153yes) AC_MSG_RESULT(yes)
154 LOCALSRC="print-ip6.c print-ip6opts.c print-mobility.c print-ripng.c print-icmp6.c print-frag6.c print-rt6.c print-ospf6.c print-dhcp6.c $LOCALSRC"
155 AC_DEFINE(INET6)
156 ipv6=yes
157 ;;
158*)
159 AC_MSG_RESULT(no)
160 ipv6=no
161 ;;
162 esac ],
163
164 AC_TRY_RUN([ /* AF_INET6 available check */
165#include <sys/types.h>
166#include <sys/socket.h>
167main()
168{
169 if (socket(AF_INET6, SOCK_STREAM, 0) < 0)
170 exit(1);
171 else
172 exit(0);
173}
174],
175[ AC_MSG_RESULT(yes)
176 LOCALSRC="print-ip6.c print-ip6opts.c print-mobility.c print-ripng.c print-icmp6.c print-frag6.c print-rt6.c print-ospf6.c print-dhcp6.c $LOCALSRC"
177 AC_DEFINE(INET6)
178 ipv6=yes],
179[ AC_MSG_RESULT(no)
180 ipv6=no],
181[ AC_MSG_RESULT(no)
182 ipv6=no]
183))
184
185ipv6type=unknown
186ipv6lib=none
187ipv6trylibc=no
188
189if test "$ipv6" = "yes"; then
190 AC_MSG_CHECKING([ipv6 stack type])
191 for i in inria kame linux-glibc linux-libinet6 toshiba v6d zeta; do
192 case $i in
193 inria)
194 dnl http://www.kame.net/
195 AC_EGREP_CPP(yes,
196[#include <netinet/in.h>
197#ifdef IPV6_INRIA_VERSION
198yes
199#endif],
200 [ipv6type=$i;
201 CFLAGS="-DINET6 $CFLAGS"])
202 ;;
203 kame)
204 dnl http://www.kame.net/
205 AC_EGREP_CPP(yes,
206[#include <netinet/in.h>
207#ifdef __KAME__
208yes
209#endif],
210 [ipv6type=$i;
211 ipv6lib=inet6;
212 ipv6libdir=/usr/local/v6/lib;
213 ipv6trylibc=yes;
214 CFLAGS="-DINET6 $CFLAGS"])
215 ;;
216 linux-glibc)
217 dnl http://www.v6.linux.or.jp/
218 AC_EGREP_CPP(yes,
219[#include <features.h>
220#if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
221yes
222#endif],
223 [ipv6type=$i;
224 CFLAGS="-DINET6 $CFLAGS"])
225 ;;
226 linux-libinet6)
227 dnl http://www.v6.linux.or.jp/
228 dnl
229 dnl This also matches Solaris 8 and Tru64 UNIX 5.1,
230 dnl and possibly other versions of those OSes
231 dnl
232 if test -d /usr/inet6 -o -f /usr/include/netinet/ip6.h; then
233 ipv6type=$i
234 ipv6lib=inet6
235 ipv6libdir=/usr/inet6/lib
236 ipv6trylibc=yes;
237 CFLAGS="-DINET6 -I/usr/inet6/include $CFLAGS"
238 fi
239 ;;
240 toshiba)
241 AC_EGREP_CPP(yes,
242[#include <sys/param.h>
243#ifdef _TOSHIBA_INET6
244yes
245#endif],
246 [ipv6type=$i;
247 ipv6lib=inet6;
248 ipv6libdir=/usr/local/v6/lib;
249 CFLAGS="-DINET6 $CFLAGS"])
250 ;;
251 v6d)
252 AC_EGREP_CPP(yes,
253[#include </usr/local/v6/include/sys/v6config.h>
254#ifdef __V6D__
255yes
256#endif],
257 [ipv6type=$i;
258 ipv6lib=v6;
259 ipv6libdir=/usr/local/v6/lib;
260 CFLAGS="-I/usr/local/v6/include $CFLAGS"])
261 ;;
262 zeta)
263 AC_EGREP_CPP(yes,
264[#include <sys/param.h>
265#ifdef _ZETA_MINAMI_INET6
266yes
267#endif],
268 [ipv6type=$i;
269 ipv6lib=inet6;
270 ipv6libdir=/usr/local/v6/lib;
271 CFLAGS="-DINET6 $CFLAGS"])
272 ;;
273 esac
274 if test "$ipv6type" != "unknown"; then
275 break
276 fi
277 done
278 AC_MSG_RESULT($ipv6type)
279fi
280
281if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
282 if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then
283 LIBS="-L$ipv6libdir -l$ipv6lib $LIBS"
284 echo "You have $ipv6lib library, using it"
285 else
286 if test "$ipv6trylibc" = "yes"; then
287 echo "You do not have $ipv6lib library, using libc"
288 else
289 echo 'Fatal: no $ipv6lib library found. cannot continue.'
290 echo "You need to fetch lib$ipv6lib.a from appropriate"
291 echo 'ipv6 kit and compile beforehand.'
292 exit 1
293 fi
294 fi
295fi
296
297
298if test "$ipv6" = "yes"; then
299 #
300 # XXX - on Tru64 UNIX 5.1, there is no "getaddrinfo()"
301 # function in libc; there are "ngetaddrinfo()" and
302 # "ogetaddrinfo()" functions, and <netdb.h> #defines
303 # "getaddrinfo" to be either "ngetaddrinfo" or
304 # "ogetaddrinfo", depending on whether _SOCKADDR_LEN
305 # or _XOPEN_SOURCE_EXTENDED are defined or not.
306 #
307 # So this test doesn't work on Tru64 5.1, and possibly
308 # on other 5.x releases. This causes the configure
309 # script to become confused, and results in libpcap
310 # being unbuildable.
311 #
312 AC_SEARCH_LIBS(getaddrinfo, socket, [dnl
313 AC_MSG_CHECKING(getaddrinfo bug)
314 AC_CACHE_VAL(td_cv_buggygetaddrinfo, [AC_TRY_RUN([
315#include <sys/types.h>
316#include <netdb.h>
317#include <string.h>
318#include <sys/socket.h>
319#include <netinet/in.h>
320
321main()
322{
323 int passive, gaierr, inet4 = 0, inet6 = 0;
324 struct addrinfo hints, *ai, *aitop;
325 char straddr[INET6_ADDRSTRLEN], strport[16];
326
327 for (passive = 0; passive <= 1; passive++) {
328 memset(&hints, 0, sizeof(hints));
329 hints.ai_family = AF_UNSPEC;
330 hints.ai_flags = passive ? AI_PASSIVE : 0;
331 hints.ai_socktype = SOCK_STREAM;
332 hints.ai_protocol = IPPROTO_TCP;
333 if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) {
334 (void)gai_strerror(gaierr);
335 goto bad;
336 }
337 for (ai = aitop; ai; ai = ai->ai_next) {
338 if (ai->ai_addr == NULL ||
339 ai->ai_addrlen == 0 ||
340 getnameinfo(ai->ai_addr, ai->ai_addrlen,
341 straddr, sizeof(straddr), strport, sizeof(strport),
342 NI_NUMERICHOST|NI_NUMERICSERV) != 0) {
343 goto bad;
344 }
345 switch (ai->ai_family) {
346 case AF_INET:
347 if (strcmp(strport, "54321") != 0) {
348 goto bad;
349 }
350 if (passive) {
351 if (strcmp(straddr, "0.0.0.0") != 0) {
352 goto bad;
353 }
354 } else {
355 if (strcmp(straddr, "127.0.0.1") != 0) {
356 goto bad;
357 }
358 }
359 inet4++;
360 break;
361 case AF_INET6:
362 if (strcmp(strport, "54321") != 0) {
363 goto bad;
364 }
365 if (passive) {
366 if (strcmp(straddr, "::") != 0) {
367 goto bad;
368 }
369 } else {
370 if (strcmp(straddr, "::1") != 0) {
371 goto bad;
372 }
373 }
374 inet6++;
375 break;
376 case AF_UNSPEC:
377 goto bad;
378 break;
379#ifdef AF_UNIX
380 case AF_UNIX:
381#else
382#ifdef AF_LOCAL
383 case AF_LOCAL:
384#endif
385#endif
386 default:
387 /* another family support? */
388 break;
389 }
390 }
391 }
392
393 /* supported family should be 2, unsupported family should be 0 */
394 if (!(inet4 == 0 || inet4 == 2))
395 goto bad;
396 if (!(inet6 == 0 || inet6 == 2))
397 goto bad;
398
399 if (aitop)
400 freeaddrinfo(aitop);
401 exit(0);
402
403 bad:
404 if (aitop)
405 freeaddrinfo(aitop);
406 exit(1);
407}
408],
409 td_cv_buggygetaddrinfo=no,
410 td_cv_buggygetaddrinfo=yes,
411 td_cv_buggygetaddrinfo=yes)])
412 if test "$td_cv_buggygetaddrinfo" = no; then
413 AC_MSG_RESULT(good)
414 else
415 AC_MSG_RESULT(buggy)
416 fi
417
418 if test "$td_cv_buggygetaddrinfo" = "yes"; then
419 #
420 # XXX - it doesn't appear that "ipv6type" can ever be
421 # set to "linux". Should this be testing for
422 # "linux-glibc", or for that *or* "linux-libinet6"?
423 # If the latter, note that "linux-libinet6" is also
424 # the type given to some non-Linux OSes.
425 #
426 if test "$ipv6type" != "linux"; then
427 echo 'Fatal: You must get working getaddrinfo() function.'
428 echo ' or you can specify "--disable-ipv6"'.
429 exit 1
430 else
431 echo 'Warning: getaddrinfo() implementation on your system seems be buggy.'
432 echo ' Better upgrade your system library to newest version'
433 echo ' of GNU C library (aka glibc).'
434 fi
435 fi
436 ])
437 AC_REPLACE_FUNCS(getaddrinfo getnameinfo)
438fi
439
440AC_CACHE_CHECK([for dnet_htoa declaration in netdnet/dnetdb.h],
441[td_cv_decl_netdnet_dnetdb_h_dnet_htoa],
442[AC_EGREP_HEADER(dnet_htoa, netdnet/dnetdb.h,
443 td_cv_decl_netdnet_dnetdb_h_dnet_htoa=yes,
444 td_cv_decl_netdnet_dnetdb_h_dnet_htoa=no)])
445if test "$td_cv_decl_netdnet_dnetdb_h_dnet_htoa" = yes; then
446 AC_DEFINE(HAVE_NETDNET_DNETDB_H_DNET_HTOA)
447fi
448
449dnl
450dnl check sizeof basic types.
451dnl They're very likely to be wrong for cross-compiling.
452AC_CHECK_SIZEOF(char, 1)
453AC_CHECK_SIZEOF(short, 2)
454AC_CHECK_SIZEOF(int, 4)
455AC_CHECK_SIZEOF(long, 4)
456AC_CHECK_SIZEOF(long long, 8)
457
458dnl
459dnl Checks for u_intXX_t
460dnl AC_CHECK_BITTYPES(ac_cv_bittypes)
461dnl if test "$ac_cv_bittypes" = no; then
462dnl missing_includes=yes
463dnl fi
464
465dnl
466dnl Checks for addrinfo structure
467AC_STRUCT_ADDRINFO(ac_cv_addrinfo)
468if test "$ac_cv_addrinfo" = no; then
469 missing_includes=yes
470fi
471
472dnl
473dnl Checks for NI_MAXSERV
474AC_NI_MAXSERV(ac_cv_maxserv)
475if test "$ac_cv_maxserv" = no; then
476 missing_includes=yes
477fi
478
479dnl
480dnl Checks for NI_NAMEREQD
481AC_NI_NAMEREQD(ac_cv_namereqd)
482if test "$ac_cv_namereqd" = no; then
483 missing_includes=yes
484fi
485
486dnl
487dnl Checks for sockaddr_storage structure
488AC_STRUCT_SA_STORAGE(ac_cv_sa_storage)
489if test "$ac_cv_sa_storage" = no; then
490 missing_includes=yes
491fi
492
493dnl
494dnl Checks for IN[6]ADDRSZ
495AC_CHECK_ADDRSZ(ac_cv_addrsz)
496if test "$ac_cv_addrsz" = no; then
497 missing_includes=yes
498fi
499
500dnl
501dnl Checks for RES_USE_INET6
502AC_CHECK_RES_USE_INET6(ac_cv_res_inet6)
503if test "$ac_cv_res_inet6" = no; then
504 missing_includes=yes
505fi
506
507dnl
508dnl Checks for res_state_ext structure
509AC_STRUCT_RES_STATE_EXT(ac_cv_res_state_ext)
510if test "$ac_cv_res_state_ext" = no; then
511 missing_includes=yes
512fi
513
514dnl
515dnl Checks if res_state structure has nsort member.
516AC_STRUCT_RES_STATE(ac_cv_res_state)
517
518
519AC_REPLACE_FUNCS(vfprintf strcasecmp strlcat strlcpy strdup strsep)
520AC_CHECK_FUNCS(strftime)
521AC_CHECK_FUNCS(setlinebuf alarm)
522
523needsnprintf=no
524AC_CHECK_FUNCS(vsnprintf snprintf,,
525 [needsnprintf=yes])
526if test $needsnprintf = yes; then
527 AC_LIBOBJ(snprintf)
528fi
529
530AC_LBL_TYPE_SIGNAL
531
532AC_SEARCH_LIBS(dnet_htoa, dnet, AC_DEFINE(HAVE_DNET_HTOA))
533
534AC_CHECK_LIB(rpc, main) dnl It's unclear why we might need -lrpc
535
536dnl Some platforms may need -lnsl for getrpcbynumber.
537AC_SEARCH_LIBS(getrpcbynumber, nsl, AC_DEFINE(HAVE_GETRPCBYNUMBER))
538
539dnl AC_CHECK_LIB(z, uncompress)
540dnl AC_CHECK_HEADERS(zlib.h)
541
542AC_LBL_LIBPCAP(V_PCAPDEP, V_INCLS)
543
544#
545# Check for these after AC_LBL_LIBPCAP, so we link with the appropriate
546# libraries (e.g., "-lsocket -lnsl" on Solaris).
547#
548# We don't use AC_REPLACE_FUNCS because that uses AC_CHECK_FUNCS which
549# use AC_CHECK_FUNC which doesn't let us specify the right #includes
550# to make this work on BSD/OS 4.x. BSD/OS 4.x ships with the BIND8
551# resolver, and the way it defines inet_{ntop,pton} is rather strange;
552# it does not ship with a libc symbol "inet_ntop()", it ships with
553# "_inet_ntop()", and has a #define macro in one of the system headers
554# to rename it.
555#
556dnl AC_TRY_COMPILE(inet_ntop inet_pton inet_aton)
557AC_MSG_CHECKING(for inet_ntop)
558AC_TRY_LINK([#include <sys/types.h>
559#include <sys/socket.h>
560#include <netinet/in.h>
561#include <arpa/inet.h>], [char src[4], dst[128];
562inet_ntop(AF_INET, src, dst, sizeof(dst));],
563 [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)
564 AC_LIBOBJ(inet_ntop)])
565AC_MSG_CHECKING(for inet_pton)
566AC_TRY_LINK([#include <sys/types.h>
567#include <sys/socket.h>
568#include <netinet/in.h>
569#include <arpa/inet.h>], [char src[128], dst[4];
570inet_pton(AF_INET, src, dst);],
571 [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)
572 AC_LIBOBJ(inet_pton)])
573AC_MSG_CHECKING(for inet_aton)
574AC_TRY_LINK([#include <sys/types.h>
575#include <netinet/in.h>
576#include <arpa/inet.h>], [char src[128];
577struct in_addr dst;
578inet_aton(src, &dst);],
579 [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)
580 AC_LIBOBJ(inet_aton)])
581
582#
583# Check for these after AC_LBL_LIBPCAP, for the same reason.
584#
585# You are in a twisty little maze of UN*Xes, all different.
586# Some might not have ether_ntohost().
587# Some might have it, but not declare it in any header file.
588# Some might have it, but declare it in <netinet/if_ether.h>.
589# Some might have it, but declare it in <netinet/ether.h>
590# (And some might have it but document it as something declared in
591# <netinet/ethernet.h>, although <netinet/if_ether.h> appears to work.)
592#
593# Before you is a C compiler.
594#
595AC_CHECK_FUNCS(ether_ntohost, [
596 AC_CACHE_CHECK(for buggy ether_ntohost, ac_cv_buggy_ether_ntohost, [
597 AC_TRY_RUN([
598 #include <netdb.h>
599 #include <sys/types.h>
600 #include <sys/param.h>
601 #include <sys/socket.h>
602
603 int
604 main(int argc, char **argv)
605 {
606 u_char ea[6] = { 0xff, 0xff, 0xff, 0xff, 0xff };
607 char name[MAXHOSTNAMELEN];
608
609 ether_ntohost(name, (struct ether_addr *)ea);
610 exit(0);
611 }
612 ], [ac_cv_buggy_ether_ntohost=no],
613 [ac_cv_buggy_ether_ntohost=yes],
614 [ac_cv_buggy_ether_ntohost="not while cross-compiling"])])
615 if test "$ac_cv_buggy_ether_ntohost" = "no"; then
616 AC_DEFINE(USE_ETHER_NTOHOST)
617 fi
618])
619if test "$ac_cv_func_ether_ntohost" = yes -a \
620 "$ac_cv_buggy_ether_ntohost" = "no"; then
621 #
622 # OK, we have ether_ntohost(). Do we have <netinet/if_ether.h>?
623 #
624 if test "$ac_cv_header_netinet_if_ether_h" = yes; then
625 #
626 # Yes. Does it declare ether_ntohost()?
627 #
628 AC_CHECK_DECL(ether_ntohost,
629 [
630 AC_DEFINE(NETINET_IF_ETHER_H_DECLARES_ETHER_NTOHOST,,
631 [Define to 1 if netinet/if_ether.h declares `ether_ntohost'])
632 ],,
633 [
634#include <sys/types.h>
635#include <sys/socket.h>
636#include <netinet/in.h>
637#include <arpa/inet.h>
638struct mbuf;
639struct rtentry;
640#include <net/if.h>
641#include <netinet/if_ether.h>
642 ])
643 fi
644 #
645 # Did that succeed?
646 #
647 if test "$ac_cv_have_decl_ether_ntohost" != yes; then
648 #
649 # No, how about <netinet/ether.h>, as on Linux?
650 #
651 AC_CHECK_HEADERS(netinet/ether.h)
652 if test "$ac_cv_header_netinet_ether_h" = yes; then
653 #
654 # We have it - does it declare ether_ntohost()?
655 # Unset ac_cv_have_decl_ether_ntohost so we don't
656 # treat the previous failure as a cached value and
657 # suppress the next test.
658 #
659 unset ac_cv_have_decl_ether_ntohost
660 AC_CHECK_DECL(ether_ntohost,
661 [
662 AC_DEFINE(NETINET_ETHER_H_DECLARES_ETHER_NTOHOST,,
663 [Define to 1 if netinet/ether.h declares `ether_ntohost'])
664 ],,
665 [
666#include <netinet/ether.h>
667 ])
668 fi
669 fi
670 #
671 # Is ether_ntohost() declared?
672 #
673 if test "$ac_cv_have_decl_ether_ntohost" != yes; then
674 #
675 # No, we'll have to declare it ourselves.
676 # Do we have "struct ether_addr"?
677 #
678 AC_CHECK_TYPES(struct ether_addr,,,
679 [
680#include <sys/types.h>
681#include <sys/socket.h>
682#include <netinet/in.h>
683#include <arpa/inet.h>
684struct mbuf;
685struct rtentry;
686#include <net/if.h>
687#include <netinet/if_ether.h>
688 ])
689 AC_DEFINE(HAVE_DECL_ETHER_NTOHOST, 0,
690 [Define to 1 if you have the declaration of `ether_ntohost', and to 0 if you
691don't.])
692 else
693 AC_DEFINE(HAVE_DECL_ETHER_NTOHOST, 1,
694 [Define to 1 if you have the declaration of `ether_ntohost', and to 0 if you
695don't.])
696 fi
697fi
698
699# libdlpi is needed for Solaris 11 and later.
700AC_CHECK_LIB(dlpi, dlpi_walk, LIBS="$LIBS -ldlpi" LDFLAGS="-L/lib $LDFLAGS", ,-L/lib)
701
699dnl portability macros for getaddrinfo/getnameinfo
700dnl
701dnl Check for sa_len
702AC_CHECK_SA_LEN(ac_cv_sockaddr_has_sa_len)
703if test "$ac_cv_sockaddr_has_sa_len" = no; then
704 missing_includes=yes
705fi
706
702dnl portability macros for getaddrinfo/getnameinfo
703dnl
704dnl Check for sa_len
705AC_CHECK_SA_LEN(ac_cv_sockaddr_has_sa_len)
706if test "$ac_cv_sockaddr_has_sa_len" = no; then
707 missing_includes=yes
708fi
709
710#
711# Do we have the new open API? Check for pcap_create, and assume that,
712# if we do, we also have pcap_activate() and the other new routines.
713AC_CHECK_FUNCS(pcap_create)
714
707AC_CHECK_FUNCS(pcap_findalldevs pcap_dump_flush pcap_lib_version)
708if test $ac_cv_func_pcap_findalldevs = "yes" ; then
709dnl Check for Mac OS X, which may ship pcap.h from 0.6 but libpcap may
710dnl be 0.8; this means that lib has pcap_findalldevs but header doesn't
711dnl have pcap_if_t.
715AC_CHECK_FUNCS(pcap_findalldevs pcap_dump_flush pcap_lib_version)
716if test $ac_cv_func_pcap_findalldevs = "yes" ; then
717dnl Check for Mac OS X, which may ship pcap.h from 0.6 but libpcap may
718dnl be 0.8; this means that lib has pcap_findalldevs but header doesn't
719dnl have pcap_if_t.
712 savedcflags="$CFLAGS"
713 CFLAGS="$CFLAGS $V_INCLS"
720 savedppflags="$CPPLAGS"
721 CPPFLAGS="$CPPFLAGS $V_INCLS"
714 AC_CHECK_TYPES(pcap_if_t, , , [#include <pcap.h>])
722 AC_CHECK_TYPES(pcap_if_t, , , [#include <pcap.h>])
715 CFLAGS="$savedcflags"
723 CPPFLAGS="$savedcppflags"
716fi
717
718if test $ac_cv_func_pcap_lib_version = "no" ; then
719 AC_MSG_CHECKING(whether pcap_version is defined by libpcap)
720 AC_TRY_LINK([],
721 [
722 extern char pcap_version[];
723
724 return (int)pcap_version;
725 ],
726 ac_lbl_cv_pcap_version_defined=yes,
727 ac_lbl_cv_pcap_version_defined=no)
728 if test "$ac_lbl_cv_pcap_version_defined" = yes ; then
729 AC_MSG_RESULT(yes)
730 AC_DEFINE(HAVE_PCAP_VERSION)
731 else
732 AC_MSG_RESULT(no)
733 fi
734fi
735AC_MSG_CHECKING(whether pcap_debug is defined by libpcap)
736AC_TRY_LINK([],
737 [
738 extern int pcap_debug;
739
740 return pcap_debug;
741 ],
742 ac_lbl_cv_pcap_debug_defined=yes,
743 ac_lbl_cv_pcap_debug_defined=no)
744if test "$ac_lbl_cv_pcap_debug_defined" = yes ; then
745 AC_MSG_RESULT(yes)
746 AC_DEFINE(HAVE_PCAP_DEBUG)
747else
748 AC_MSG_RESULT(no)
749 #
750 # OK, what about "yydebug"?
751 #
752 AC_MSG_CHECKING(whether yydebug is defined by libpcap)
753 AC_TRY_LINK([],
754 [
755 extern int yydebug;
756
757 return yydebug;
758 ],
759 ac_lbl_cv_yydebug_defined=yes,
760 ac_lbl_cv_yydebug_defined=no)
761 if test "$ac_lbl_cv_yydebug_defined" = yes ; then
762 AC_MSG_RESULT(yes)
763 AC_DEFINE(HAVE_YYDEBUG)
764 else
765 AC_MSG_RESULT(no)
766 fi
767fi
768AC_REPLACE_FUNCS(bpf_dump) dnl moved to libpcap in 0.6
769
770V_GROUP=0
771if test -f /etc/group -a ! -z "`grep '^wheel:' /etc/group`" ; then
772 V_GROUP=wheel
773fi
774case "$host_os" in
775
776aix*)
777 dnl Workaround to enable certain features
778 AC_DEFINE(_SUN)
779 ;;
780
781irix*)
782 V_GROUP=sys
783 ;;
784
785osf*)
786 V_GROUP=system
787 ;;
788
789solaris*)
790 V_GROUP=sys
791 ;;
792esac
793
794if test -f /dev/bpf0 ; then
795 V_GROUP=bpf
796fi
797
724fi
725
726if test $ac_cv_func_pcap_lib_version = "no" ; then
727 AC_MSG_CHECKING(whether pcap_version is defined by libpcap)
728 AC_TRY_LINK([],
729 [
730 extern char pcap_version[];
731
732 return (int)pcap_version;
733 ],
734 ac_lbl_cv_pcap_version_defined=yes,
735 ac_lbl_cv_pcap_version_defined=no)
736 if test "$ac_lbl_cv_pcap_version_defined" = yes ; then
737 AC_MSG_RESULT(yes)
738 AC_DEFINE(HAVE_PCAP_VERSION)
739 else
740 AC_MSG_RESULT(no)
741 fi
742fi
743AC_MSG_CHECKING(whether pcap_debug is defined by libpcap)
744AC_TRY_LINK([],
745 [
746 extern int pcap_debug;
747
748 return pcap_debug;
749 ],
750 ac_lbl_cv_pcap_debug_defined=yes,
751 ac_lbl_cv_pcap_debug_defined=no)
752if test "$ac_lbl_cv_pcap_debug_defined" = yes ; then
753 AC_MSG_RESULT(yes)
754 AC_DEFINE(HAVE_PCAP_DEBUG)
755else
756 AC_MSG_RESULT(no)
757 #
758 # OK, what about "yydebug"?
759 #
760 AC_MSG_CHECKING(whether yydebug is defined by libpcap)
761 AC_TRY_LINK([],
762 [
763 extern int yydebug;
764
765 return yydebug;
766 ],
767 ac_lbl_cv_yydebug_defined=yes,
768 ac_lbl_cv_yydebug_defined=no)
769 if test "$ac_lbl_cv_yydebug_defined" = yes ; then
770 AC_MSG_RESULT(yes)
771 AC_DEFINE(HAVE_YYDEBUG)
772 else
773 AC_MSG_RESULT(no)
774 fi
775fi
776AC_REPLACE_FUNCS(bpf_dump) dnl moved to libpcap in 0.6
777
778V_GROUP=0
779if test -f /etc/group -a ! -z "`grep '^wheel:' /etc/group`" ; then
780 V_GROUP=wheel
781fi
782case "$host_os" in
783
784aix*)
785 dnl Workaround to enable certain features
786 AC_DEFINE(_SUN)
787 ;;
788
789irix*)
790 V_GROUP=sys
791 ;;
792
793osf*)
794 V_GROUP=system
795 ;;
796
797solaris*)
798 V_GROUP=sys
799 ;;
800esac
801
802if test -f /dev/bpf0 ; then
803 V_GROUP=bpf
804fi
805
806#
807# Check for some headers introduced in later versions of libpcap
808# and used by some printers.
809#
810savedcppflags="$CPPFLAGS"
811CPPFLAGS="$CPPFLAGS $V_INCLS"
812AC_CHECK_HEADERS(pcap/bluetooth.h)
813CPPFLAGS="$savedcppflags"
814
798AC_CHECK_HEADERS(sys/bitypes.h)
799
800AC_CHECK_TYPE([int8_t], ,
801 [AC_DEFINE([int8_t], [signed char],
802 [Define to `signed char' if int8_t not defined.])])
803AC_CHECK_TYPE([u_int8_t], ,
804 [AC_DEFINE([u_int8_t], [unsigned char],
805 [Define to `unsigned char' if u_int8_t not defined.])],
806 [AC_INCLUDES_DEFAULT
807#ifdef HAVE_SYS_BITYPES_H
808#include <sys/bitypes.h>
809#endif])
810AC_CHECK_TYPE([int16_t], ,
811 [AC_DEFINE([int16_t], [short],
812 [Define to `short' if int16_t not defined.])])
813AC_CHECK_TYPE([u_int16_t], ,
814 [AC_DEFINE([u_int16_t], [unsigned short],
815 [Define to `unsigned short' if u_int16_t not defined.])],
816 [AC_INCLUDES_DEFAULT
817#ifdef HAVE_SYS_BITYPES_H
818#include <sys/bitypes.h>
819#endif])
820AC_CHECK_TYPE([int32_t], ,
821 [AC_DEFINE([int32_t], [int],
822 [Define to `int' if int32_t not defined.])])
823AC_CHECK_TYPE([u_int32_t], ,
824 [AC_DEFINE([u_int32_t], [unsigned int],
825 [Define to `unsigned int' if u_int32_t not defined.])],
826 [AC_INCLUDES_DEFAULT
827#ifdef HAVE_SYS_BITYPES_H
828#include <sys/bitypes.h>
829#endif])
830AC_CHECK_TYPE([int64_t], ,
831 [AC_DEFINE([int64_t], [long long],
832 [Define to `long long' if int64_t not defined.])])
833AC_CHECK_TYPE([u_int64_t], ,
834 [AC_DEFINE([u_int64_t], [unsigned long long],
835 [Define to `unsigned long long' if u_int64_t not defined.])],
836 [AC_INCLUDES_DEFAULT
837#ifdef HAVE_SYS_BITYPES_H
838#include <sys/bitypes.h>
839#endif])
840
841#
842# We can't just check for <inttypes.h> - some systems have one that
843# doesn't define all the PRI[doxu]64 macros.
844#
845AC_CHECK_HEADERS(inttypes.h,
846 [
847 #
848 # OK, we have inttypes.h, but does it define those macros?
849 #
850 AC_MSG_CHECKING([[whether inttypes.h defines the PRI[doxu]64 macros]])
851 AC_COMPILE_IFELSE(
852 [
853 AC_LANG_SOURCE(
854 [[
855 #include <inttypes.h>
856 #include <stdio.h>
857 #include <sys/types.h>
858 #ifdef HAVE_SYS_BITYPES_H
859 #include <sys/bitypes.h>
860 #endif
861
862 main()
863 {
864 printf("%" PRId64 "\n", (u_int64_t)1);
865 printf("%" PRIo64 "\n", (u_int64_t)1);
866 printf("%" PRIx64 "\n", (u_int64_t)1);
867 printf("%" PRIu64 "\n", (u_int64_t)1);
868 }
869 ]])
870 ],
871 [
872 AC_MSG_RESULT(yes)
873 ac_lbl_inttypes_h_defines_formats=yes
874 ],
875 [
876 AC_MSG_RESULT(no)
877 ac_lbl_inttypes_h_defines_formats=no
878 ])
879 ],
880 [
881 #
882 # We don't have inttypes.h, so it obviously can't define those
883 # macros.
884 #
885 ac_lbl_inttypes_h_defines_formats=no
886 ])
887if test "$ac_lbl_inttypes_h_defines_formats" = no; then
888 AC_LBL_CHECK_64BIT_FORMAT(l,
889 [
890 AC_LBL_CHECK_64BIT_FORMAT(ll,
891 [
892 AC_LBL_CHECK_64BIT_FORMAT(L,
893 [
894 AC_LBL_CHECK_64BIT_FORMAT(q,
895 [
896 AC_MSG_ERROR([neither %llx nor %Lx nor %qx worked on a 64-bit integer])
897 ])
898 ])
899 ])
900 ])
901fi
902
815AC_CHECK_HEADERS(sys/bitypes.h)
816
817AC_CHECK_TYPE([int8_t], ,
818 [AC_DEFINE([int8_t], [signed char],
819 [Define to `signed char' if int8_t not defined.])])
820AC_CHECK_TYPE([u_int8_t], ,
821 [AC_DEFINE([u_int8_t], [unsigned char],
822 [Define to `unsigned char' if u_int8_t not defined.])],
823 [AC_INCLUDES_DEFAULT
824#ifdef HAVE_SYS_BITYPES_H
825#include <sys/bitypes.h>
826#endif])
827AC_CHECK_TYPE([int16_t], ,
828 [AC_DEFINE([int16_t], [short],
829 [Define to `short' if int16_t not defined.])])
830AC_CHECK_TYPE([u_int16_t], ,
831 [AC_DEFINE([u_int16_t], [unsigned short],
832 [Define to `unsigned short' if u_int16_t not defined.])],
833 [AC_INCLUDES_DEFAULT
834#ifdef HAVE_SYS_BITYPES_H
835#include <sys/bitypes.h>
836#endif])
837AC_CHECK_TYPE([int32_t], ,
838 [AC_DEFINE([int32_t], [int],
839 [Define to `int' if int32_t not defined.])])
840AC_CHECK_TYPE([u_int32_t], ,
841 [AC_DEFINE([u_int32_t], [unsigned int],
842 [Define to `unsigned int' if u_int32_t not defined.])],
843 [AC_INCLUDES_DEFAULT
844#ifdef HAVE_SYS_BITYPES_H
845#include <sys/bitypes.h>
846#endif])
847AC_CHECK_TYPE([int64_t], ,
848 [AC_DEFINE([int64_t], [long long],
849 [Define to `long long' if int64_t not defined.])])
850AC_CHECK_TYPE([u_int64_t], ,
851 [AC_DEFINE([u_int64_t], [unsigned long long],
852 [Define to `unsigned long long' if u_int64_t not defined.])],
853 [AC_INCLUDES_DEFAULT
854#ifdef HAVE_SYS_BITYPES_H
855#include <sys/bitypes.h>
856#endif])
857
858#
859# We can't just check for <inttypes.h> - some systems have one that
860# doesn't define all the PRI[doxu]64 macros.
861#
862AC_CHECK_HEADERS(inttypes.h,
863 [
864 #
865 # OK, we have inttypes.h, but does it define those macros?
866 #
867 AC_MSG_CHECKING([[whether inttypes.h defines the PRI[doxu]64 macros]])
868 AC_COMPILE_IFELSE(
869 [
870 AC_LANG_SOURCE(
871 [[
872 #include <inttypes.h>
873 #include <stdio.h>
874 #include <sys/types.h>
875 #ifdef HAVE_SYS_BITYPES_H
876 #include <sys/bitypes.h>
877 #endif
878
879 main()
880 {
881 printf("%" PRId64 "\n", (u_int64_t)1);
882 printf("%" PRIo64 "\n", (u_int64_t)1);
883 printf("%" PRIx64 "\n", (u_int64_t)1);
884 printf("%" PRIu64 "\n", (u_int64_t)1);
885 }
886 ]])
887 ],
888 [
889 AC_MSG_RESULT(yes)
890 ac_lbl_inttypes_h_defines_formats=yes
891 ],
892 [
893 AC_MSG_RESULT(no)
894 ac_lbl_inttypes_h_defines_formats=no
895 ])
896 ],
897 [
898 #
899 # We don't have inttypes.h, so it obviously can't define those
900 # macros.
901 #
902 ac_lbl_inttypes_h_defines_formats=no
903 ])
904if test "$ac_lbl_inttypes_h_defines_formats" = no; then
905 AC_LBL_CHECK_64BIT_FORMAT(l,
906 [
907 AC_LBL_CHECK_64BIT_FORMAT(ll,
908 [
909 AC_LBL_CHECK_64BIT_FORMAT(L,
910 [
911 AC_LBL_CHECK_64BIT_FORMAT(q,
912 [
913 AC_MSG_ERROR([neither %llx nor %Lx nor %qx worked on a 64-bit integer])
914 ])
915 ])
916 ])
917 ])
918fi
919
920AC_PROG_RANLIB
921
903AC_LBL_DEVEL(V_CCOPT)
904
905AC_LBL_SOCKADDR_SA_LEN
906
907AC_LBL_UNALIGNED_ACCESS
908
909AC_VAR_H_ERRNO
910
922AC_LBL_DEVEL(V_CCOPT)
923
924AC_LBL_SOCKADDR_SA_LEN
925
926AC_LBL_UNALIGNED_ACCESS
927
928AC_VAR_H_ERRNO
929
911AC_ARG_WITH(crypto, [ --without-crypto disable crypto support],
912 [], [
913AC_MSG_CHECKING(for SSLeay)
914ac_cv_ssleay_path=no
915incdir=no
916
917#
918# If Xprefix is set in the environment, use that value.
919# XXX - this should arguably be done by having --with-crypto take an
920# optional argument, and have that argument be used to set Xprefix
921# if present.
922#
923if test -z "$Xprefix"; then
924 Xprefix=`eval echo $prefix`
925fi
926
927for dir in $Xprefix /usr/${host_alias} /usr /usr/local /usr/local/ssl /usr/pkg; do
930# Check for SSLeay
931AC_MSG_CHECKING(whether to use SSLeay libcrypto)
932# Specify location for both includes and libraries.
933want_libcrypto=youmama
934AC_ARG_WITH(crypto,
935 AS_HELP_STRING([--with-crypto@<:@=PATH@:>@],
936 [use SSLeay libcrypto (located in directory PATH, if supplied). @<:@default=yes, if available@:>@]),
937[
938 if test $withval = no
939 then
940 want_libcrypto=no
941 AC_MSG_RESULT(no)
942 elif test $withval = yes
943 then
944 want_libcrypto=yes
945 AC_MSG_RESULT(yes)
946 else
947 want_libcrypto=yes
948 AC_MSG_RESULT(yes)
949 crypto_dir=$withval
950 fi
951],[
928 #
952 #
929 # XXX - is there a better way to check if a given library is
930 # in a given directory than checking each of the possible
931 # shared library suffixes?
953 # Use libcrypto if it's present, otherwise don't.
932 #
954 #
933 # Are there any other suffixes we need to look for? Do we have to
934 # worry about ".so.{version}"?
935 #
936 # Or should we just look for "libcrypto.*"?
937 #
938 if test -d $dir/lib -a \( -f $dir/lib/libcrypto.a -o \
939 -f $dir/lib/libcrypto.so -o \
940 -f $dir/lib/libcrypto.sl -o \
941 -f $dir/lib/libcrypto.dylib \); then
942 ac_cv_ssleay_path=$dir
943 fi
944 if test -d $dir/include/openssl -a -f $dir/include/openssl/des.h; then
945 incdir="-I$dir/include"
946 fi
947 if test "$ac_cv_ssleay_path" != "no" -a "$incdir" != "no"; then
948 break;
955 want_libcrypto=ifavailable
956 AC_MSG_RESULT([yes, if available])
957])
958if test "$want_libcrypto" != "no"; then
959 ac_cv_ssleay_path=no
960 incdir=no
961 if test "x$crypto_dir" = x; then
962 #
963 # Location not specified; check the default locations.
964 #
965 AC_MSG_CHECKING(where SSLeay is located)
966 dirs="/usr /usr/local /usr/local/ssl /usr/pkg"
967 if test "x${host_alias}" != x; then
968 dirs="/usr/${host_alias} $dirs"
969 fi
970 for dir in $dirs; do
971 AC_LBL_SSLEAY($dir)
972
973 if test "$ac_cv_ssleay_path" != "no" -a "$incdir" != "no"; then
974 break;
975 else
976 ac_cv_ssleay_path=no
977 incdir=no
978 fi
979 done
980 if test "$ac_cv_ssleay_path" != no; then
981 AC_MSG_RESULT($ac_cv_ssleay_path)
982 fi
949 else
983 else
950 ac_cv_ssleay_path=no
951 incdir=no
984 AC_MSG_CHECKING(for SSLeay in $crypto_dir)
985 AC_LBL_SSLEAY($crypto_dir)
986 if test "$ac_cv_ssleay_path" != no; then
987 AC_MSG_RESULT(found)
988 fi
952 fi
989 fi
953done
954AC_MSG_RESULT($ac_cv_ssleay_path)
955if test "$ac_cv_ssleay_path" != no; then
956 V_INCLS="$V_INCLS $incdir"
957 LDFLAGS="-L$dir/lib $LDFLAGS"
958 if test -f $ac_cv_ssleay_path/lib/libRSAglue.a; then
959 LIBS="$LIBS -lRSAglue"
960 fi
961 if test -f $ac_cv_ssleay_path/lib/librsaref.a; then
962 LIBS="$LIBS -lrsaref"
963 fi
964 AC_CHECK_LIB(crypto, DES_cbc_encrypt)
990 if test "$ac_cv_ssleay_path" != no; then
991 V_INCLS="$V_INCLS $incdir"
992 LDFLAGS="-L$dir/lib $LDFLAGS"
993 if test -f $ac_cv_ssleay_path/lib/libRSAglue.a; then
994 LIBS="$LIBS -lRSAglue"
995 fi
996 if test -f $ac_cv_ssleay_path/lib/librsaref.a; then
997 LIBS="$LIBS -lrsaref"
998 fi
999 AC_CHECK_LIB(crypto, DES_cbc_encrypt)
965
1000
966 CPPFLAGS="$CPPFLAGS $V_INCLS"
967 AC_CHECK_HEADERS(openssl/evp.h)
1001 CPPFLAGS="$CPPFLAGS $V_INCLS"
1002 AC_CHECK_HEADERS(openssl/evp.h)
1003 else
1004 #
1005 # Not found. Did the user explicitly ask for it?
1006 #
1007 AC_MSG_RESULT(not found)
1008 if test "$want_libcrypto" = yes; then
1009 AC_MSG_ERROR(SSLeay not found)
1010 fi
1011 fi
968fi
1012fi
969])
970
971dnl
972dnl set additional include path if necessary
973if test "$missing_includes" = "yes"; then
974 CPPFLAGS="$CPPFLAGS -I\$(srcdir)/missing"
975 V_INCLS="$V_INCLS -I\$(srcdir)/missing"
976fi
977
978AC_SUBST(V_CCOPT)
979AC_SUBST(V_DEFS)
980AC_SUBST(V_GROUP)
981AC_SUBST(V_INCLS)
982AC_SUBST(V_PCAPDEP)
983AC_SUBST(LOCALSRC)
984
985AC_PROG_INSTALL
986
987AC_CONFIG_HEADER(config.h)
988
989AC_OUTPUT_COMMANDS([if test -f .devel; then
990 echo timestamp > stamp-h
991 cat Makefile-devel-adds >> Makefile
992 make depend
993fi])
994AC_OUTPUT(Makefile)
995exit 0
1013
1014dnl
1015dnl set additional include path if necessary
1016if test "$missing_includes" = "yes"; then
1017 CPPFLAGS="$CPPFLAGS -I\$(srcdir)/missing"
1018 V_INCLS="$V_INCLS -I\$(srcdir)/missing"
1019fi
1020
1021AC_SUBST(V_CCOPT)
1022AC_SUBST(V_DEFS)
1023AC_SUBST(V_GROUP)
1024AC_SUBST(V_INCLS)
1025AC_SUBST(V_PCAPDEP)
1026AC_SUBST(LOCALSRC)
1027
1028AC_PROG_INSTALL
1029
1030AC_CONFIG_HEADER(config.h)
1031
1032AC_OUTPUT_COMMANDS([if test -f .devel; then
1033 echo timestamp > stamp-h
1034 cat Makefile-devel-adds >> Makefile
1035 make depend
1036fi])
1037AC_OUTPUT(Makefile)
1038exit 0