]> andersk Git - openssh.git/blob - configure.in
- (djm) Patch from Kenji Miyake <kenji@miyake.org> to disable utmp usage
[openssh.git] / configure.in
1 AC_INIT(ssh.c)
2
3 AC_CONFIG_HEADER(config.h)
4 AC_PROG_CC
5 AC_CANONICAL_HOST
6
7 # Checks for programs.
8 AC_PROG_CPP
9 AC_PROG_RANLIB
10 AC_PROG_INSTALL
11 AC_CHECK_PROG(AR, ar, ar)
12 AC_PATH_PROG(PERL, perl)
13 AC_SUBST(PERL)
14 AC_PATH_PROG(ENT, ent)
15 AC_SUBST(ENT)
16
17 if test -z "$LD" ; then
18         LD=$CC
19 fi
20 AC_SUBST(LD)
21         
22 # C Compiler features
23 AC_C_INLINE
24 if test "$GCC" = "yes"; then 
25         CFLAGS="$CFLAGS -Wall"
26 fi
27
28 # Check for some target-specific stuff
29 case "$host" in
30 *-*-aix*)
31         AFS_LIBS="-lld"
32         CFLAGS="$CFLAGS -I/usr/local/include"
33         LDFLAGS="$LDFLAGS -L/usr/local/lib"
34         if test "$LD" != "gcc" -a -z "$blibpath"; then
35                 blibpath="/usr/lib:/lib:/usr/local/lib"
36         fi
37         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
38         AC_DEFINE(BROKEN_GETADDRINFO)
39         dnl AIX handles lastlog as part of its login message
40         AC_DEFINE(DISABLE_LASTLOG)
41         ;;
42 *-*-hpux10*)
43         if test -z "$GCC"; then
44                 CFLAGS="$CFLAGS -Ae"
45         fi
46         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
47         AC_DEFINE(IPADDR_IN_DISPLAY)
48         AC_MSG_CHECKING(for HPUX trusted system password database)
49         if test -f /tcb/files/auth/system/default; then
50                 AC_MSG_RESULT(yes)
51                 AC_DEFINE(HAVE_HPUX_TRUSTED_SYSTEM_PW)
52                 LIBS="$LIBS -lsec"
53                 AC_MSG_WARN([This configuration is untested])
54         else
55                 AC_MSG_RESULT(no)
56                 AC_DEFINE(DISABLE_SHADOW)
57         fi
58         MANTYPE='$(CATMAN)'
59         mansubdir=cat
60         ;;
61 *-*-hpux11*)
62         if test -z "$GCC"; then
63                 CFLAGS="$CFLAGS -Ae"
64         fi
65         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
66         AC_DEFINE(IPADDR_IN_DISPLAY)
67         AC_MSG_CHECKING(for HPUX trusted system password database)
68         if test -f /tcb/files/auth/system/default; then
69                 AC_MSG_RESULT(yes)
70                 AC_DEFINE(HAVE_HPUX_TRUSTED_SYSTEM_PW)
71                 LIBS="$LIBS -lsec"
72                 AC_MSG_WARN([This configuration is untested])
73         else
74                 AC_MSG_RESULT(no)
75                 AC_DEFINE(DISABLE_SHADOW)
76         fi
77         MANTYPE='$(CATMAN)'
78         mansubdir=cat
79         ;;
80 *-*-irix5*)
81         CFLAGS="$CFLAGS -I/usr/local/include"
82         LDFLAGS="$LDFLAGS"
83         MANTYPE='$(CATMAN)'
84         no_libsocket=1
85         no_libnsl=1
86         ;;
87 *-*-irix6*)
88         CFLAGS="$CFLAGS -I/usr/local/include"
89         LDFLAGS="$LDFLAGS"
90         MANTYPE='$(CATMAN)'
91         AC_MSG_WARN([*** Irix 6.x is not tested, please report you experiences *** ])
92         no_libsocket=1
93         no_libnsl=1
94         ;;
95 *-*-linux*)
96         no_dev_ptmx=1
97         AC_DEFINE(DONT_TRY_OTHER_AF)
98         inet6_default_4in6=yes
99         ;;
100 *-*-netbsd*)
101         need_dash_r=1
102         ;;
103 *-*-solaris*)
104         CFLAGS="$CFLAGS -I/usr/local/include"
105         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib -L/usr/ucblib -R/usr/ucblib"
106         need_dash_r=1
107         # hardwire lastlog location (can't detect it on some versions)
108         conf_lastlog_location="/var/adm/lastlog"
109         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
110         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
111         if test "$sol2ver" -ge 8; then
112                 AC_MSG_RESULT(yes)
113                 AC_DEFINE(DISABLE_UTMP)
114                 AC_DEFINE(DISABLE_WTMP)
115         else
116                 AC_MSG_RESULT(no)
117         fi
118         ;;
119 *-*-sunos4*)
120         CFLAGS="$CFLAGS -DSUNOS4"
121         AC_CHECK_FUNCS(getpwanam)
122         ;;
123 *-*-sysv*)
124         CFLAGS="$CFLAGS -I/usr/local/include"
125         LDFLAGS="$LDFLAGS -L/usr/local/lib"
126         MANTYPE='$(CATMAN)'
127         mansubdir=cat
128         LIBS="$LIBS -lgen -lsocket"
129         ;;
130 esac
131
132 # Allow user to specify flags
133 AC_ARG_WITH(cflags,
134         [  --with-cflags           Specify additional flags to pass to compiler],
135         [
136                 if test "x$withval" != "xno" ; then
137                         CFLAGS="$CFLAGS $withval"
138                 fi
139         ]       
140 )
141 AC_ARG_WITH(ldflags,
142         [  --with-ldlags           Specify additional flags to pass to linker],
143         [
144                 if test "x$withval" != "xno" ; then
145                         LDFLAGS="$LDFLAGS $withval"
146                 fi
147         ]       
148 )
149 AC_ARG_WITH(libs,
150         [  --with-libs             Specify additional libraries to link with],
151         [
152                 if test "x$withval" != "xno" ; then
153                         LIBS="$LIBS $withval"
154                 fi
155         ]       
156 )
157
158
159 # Checks for libraries.
160 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first ***]))
161 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
162
163 if test -z "$no_libsocket" ; then
164         AC_CHECK_LIB(nsl, yp_match, , )
165 fi
166 if test -z "$no_libnsl" ; then
167         AC_CHECK_LIB(socket, main, , )
168 fi
169
170 # Checks for header files.
171 AC_CHECK_HEADERS(bstring.h endian.h lastlog.h login.h maillock.h netdb.h netgroup.h netinet/in_systm.h paths.h poll.h pty.h shadow.h security/pam_appl.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/select.h sys/stropts.h sys/sysmacros.h sys/time.h sys/ttcompat.h stddef.h time.h util.h utmp.h utmpx.h)
172
173 # Checks for library functions.
174 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_af clock freeaddrinfo gai_strerror getaddrinfo getnameinfo getrusage innetgr md5_crypt memmove mkdtemp on_exit openpty rresvport_af setenv seteuid setlogin setproctitle setreuid snprintf strlcat strlcpy vsnprintf vhangup _getpty __b64_ntop)
175 dnl    checks for time functions
176 AC_CHECK_FUNCS(gettimeofday time)
177 dnl    checks for libutil functions
178 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
179 dnl    checks for utmp functions
180 AC_CHECK_FUNCS(entutent getutent getutid getutline pututline setutent)
181 AC_CHECK_FUNCS(utmpname)
182 dnl    checks for utmpx functions
183 AC_CHECK_FUNCS(entutxent getutxent getutxid getutxline pututxline )
184 AC_CHECK_FUNCS(setutxent utmpxname)
185
186 AC_CHECK_FUNC(login, 
187         [AC_DEFINE(HAVE_LOGIN)],
188         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
189 )
190
191 AC_CHECK_FUNC(daemon, 
192         [AC_DEFINE(HAVE_DAEMON)],
193         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
194 )
195
196 AC_CHECK_FUNC(getpagesize, 
197         [AC_DEFINE(HAVE_GETPAGESIZE)],
198         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
199 )
200
201 AC_ARG_WITH(pam,
202         [  --without-pam           Disable PAM support ],
203         [
204                 if test "x$withval" = "xno" ; then
205                         no_pam=1
206                         AC_DEFINE(DISABLE_PAM)
207                 fi
208         ]
209 )
210 if test -z "$no_pam" -a "x$ac_cv_header_security_pam_appl_h" = "xyes" ; then
211         AC_CHECK_LIB(dl, dlopen, , )
212         LIBS="$LIBS -lpam"
213
214         AC_CHECK_FUNCS(pam_getenvlist)
215
216         # Check PAM strerror arguments (old PAM)
217         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
218         AC_TRY_COMPILE(
219                 [
220 #include <stdlib.h>
221 #include <security/pam_appl.h>
222                 ], 
223                 [(void)pam_strerror((pam_handle_t *)NULL, -1);], 
224                 [AC_MSG_RESULT(no)],
225                 [
226                         AC_DEFINE(HAVE_OLD_PAM)
227                         AC_MSG_RESULT(yes)
228                 ]
229         ) 
230 fi
231
232 # The big search for OpenSSL
233 AC_ARG_WITH(ssl-dir,
234         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
235         [
236                 if test "x$withval" != "$xno" ; then
237                         tryssldir=$withval
238                 fi
239         ]
240 )
241
242 saved_LIBS="$LIBS"
243 saved_LDFLAGS="$LDFLAGS"
244 saved_CFLAGS="$CFLAGS"
245 if test "x$prefix" != "xNONE" ; then
246         tryssldir="$tryssldir $prefix"
247 fi
248 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
249
250         for ssldir in "" $tryssldir /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
251                 if test ! -z "$ssldir" ; then
252                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
253                         CFLAGS="$saved_CFLAGS -I$ssldir/include"
254                         if test ! -z "$need_dash_r" ; then
255                                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
256                         fi
257                 else
258                         LDFLAGS="$saved_LDFLAGS"
259                 fi
260
261                 LIBS="$saved_LIBS -lcrypto"
262
263                 # Basic test to check for compatible version and correct linking
264                 # *does not* test for RSA - that comes later.
265                 AC_TRY_RUN(
266                         [
267 #include <string.h>
268 #include <openssl/rand.h>
269 int main(void) 
270 {
271         char a[2048];
272         memset(a, 0, sizeof(a));
273         RAND_add(a, sizeof(a), sizeof(a));
274         return(RAND_status() <= 0);
275 }
276                         ],
277                         [
278                                 found_crypto=1
279                                 break;
280                         ], []
281                 )
282
283                 if test ! -z "$found_crypto" ; then
284                         break;
285                 fi
286         done
287
288         if test -z "$found_crypto" ; then
289                 AC_MSG_ERROR([Could not find working SSLeay / OpenSSL libraries, please install])       
290         fi
291         if test -z "$ssldir" ; then
292                 ssldir="(system)"
293         fi
294
295         ac_cv_openssldir=$ssldir
296 ])
297
298 if test ! -z "$ac_cv_openssldir" -a ! "x$ac_cv_openssldir" = "x(system)" ; then
299         AC_DEFINE(HAVE_OPENSSL)
300         dnl Need to recover ssldir - test above runs in subshell
301         ssldir=$ac_cv_openssldir
302         CFLAGS="$saved_CFLAGS -I$ssldir/include"
303         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
304         if test ! -z "$need_dash_r" ; then
305                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
306         fi
307         if test ! -z "$blibpath" ; then
308                 blibpath="$blibpath:$ssldir:$ssldir/lib"
309         fi
310 fi
311 LIBS="$saved_LIBS -lcrypto"
312
313 # Now test RSA support
314 saved_LIBS="$LIBS"
315 AC_MSG_CHECKING([for RSA support])
316 for WANTS_RSAREF in "" 1 ; do
317         if test -z "$WANTS_RSAREF" ; then
318                 LIBS="$saved_LIBS"
319         else
320                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
321         fi
322         AC_TRY_RUN([
323 #include <string.h>
324 #include <openssl/rand.h>
325 #include <openssl/rsa.h>
326 #include <openssl/bn.h>
327 #include <openssl/sha.h>
328 int main(void) 
329 {
330         int num; RSA *key; static unsigned char p_in[] = "blahblah";
331         unsigned char c[256], p[256];
332         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
333         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
334         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
335         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
336 }
337         ],
338         [
339                 rsa_works=1
340                 break;
341         ], [])
342 done
343
344 if test ! -z "$no_rsa" ; then
345         AC_MSG_RESULT(disabled)
346 else
347         if test -z "$rsa_works" ; then
348                 AC_MSG_WARN([*** No RSA support found *** ])
349         else
350                 if test -z "$WANTS_RSAREF" ; then
351                         AC_MSG_RESULT(yes)
352                 else
353                         AC_MSG_RESULT(using RSAref)
354                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
355                 fi
356         fi
357 fi
358
359 # Checks for data types
360 AC_CHECK_SIZEOF(char, 1)
361 AC_CHECK_SIZEOF(short int, 2)
362 AC_CHECK_SIZEOF(int, 4)
363 AC_CHECK_SIZEOF(long int, 4)
364 AC_CHECK_SIZEOF(long long int, 8)
365
366 # More checks for data types
367 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
368         AC_TRY_COMPILE(
369                 [ #include <sys/types.h> ], 
370                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;], 
371                 [ ac_cv_have_intxx_t="yes" ],
372                 [ ac_cv_have_intxx_t="no" ]
373         )
374 ])
375 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
376         AC_DEFINE(HAVE_INTXX_T)
377         have_intxx_t=1
378 fi
379         
380 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
381         AC_TRY_COMPILE(
382                 [ #include <sys/types.h> ], 
383                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;], 
384                 [ ac_cv_have_u_intxx_t="yes" ],
385                 [ ac_cv_have_u_intxx_t="no" ]
386         )
387 ])
388 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
389         AC_DEFINE(HAVE_U_INTXX_T)
390         have_u_intxx_t=1
391 fi
392
393
394 if test -z "$have_u_intxx_t" -o -z "$have_intxx_t" -a \
395            "x$ac_cv_header_sys_bitypes_h" = "xyes"
396 then
397         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
398         AC_TRY_COMPILE(
399                 [
400 #include <sys/bitypes.h>
401                 ], 
402                 [
403                         int8_t a; int16_t b; int32_t c;
404                         u_int8_t e; u_int16_t f; u_int32_t g;
405                         a = b = c = e = f = g = 1;
406                 ], 
407                 [
408                         AC_DEFINE(HAVE_U_INTXX_T)
409                         AC_DEFINE(HAVE_INTXX_T)
410                         AC_MSG_RESULT(yes)
411                 ],
412                 [AC_MSG_RESULT(no)]
413         ) 
414 fi
415
416 if test -z "$have_u_intxx_t" ; then
417         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
418                 AC_TRY_COMPILE(
419                         [
420 #include <sys/types.h>
421                         ], 
422                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ], 
423                         [ ac_cv_have_uintxx_t="yes" ],
424                         [ ac_cv_have_uintxx_t="no" ]
425                 )
426         ])
427         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
428                 AC_DEFINE(HAVE_UINTXX_T)
429         fi
430 fi
431
432 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
433         AC_TRY_COMPILE(
434                 [
435 #include <sys/types.h>
436 #include <sys/socket.h>
437                 ],
438                 [socklen_t foo; foo = 1235;],
439                 [ ac_cv_have_socklen_t="yes" ],
440                 [ ac_cv_have_socklen_t="no" ]
441         )
442 ])
443 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
444         AC_DEFINE(HAVE_SOCKLEN_T)
445 fi
446
447 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
448         AC_TRY_COMPILE(
449                 [
450 #include <sys/types.h>
451                 ],
452                 [ size_t foo; foo = 1235; ],
453                 [ ac_cv_have_size_t="yes" ],
454                 [ ac_cv_have_size_t="no" ]
455         )
456 ])
457 if test "x$ac_cv_have_size_t" = "xyes" ; then
458         AC_DEFINE(HAVE_SIZE_T)
459 fi
460
461 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
462         AC_TRY_COMPILE(
463                 [
464 #include <sys/types.h>
465                 ],
466                 [ ssize_t foo; foo = 1235; ],
467                 [ ac_cv_have_ssize_t="yes" ],
468                 [ ac_cv_have_ssize_t="no" ]
469         )
470 ])
471 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
472         AC_DEFINE(HAVE_SSIZE_T)
473 fi
474
475
476 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
477         AC_TRY_COMPILE(
478                 [
479 #include <sys/types.h>
480 #include <sys/socket.h>
481                 ],
482                 [ struct sockaddr_storage s; ],
483                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
484                 [ ac_cv_have_struct_sockaddr_storage="no" ]
485         )
486 ])
487 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
488         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
489 fi
490
491 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
492         AC_TRY_COMPILE(
493                 [
494 #include <netinet/in.h>
495                 ],
496                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
497                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
498                 [ ac_cv_have_struct_sockaddr_in6="no" ]
499         )
500 ])
501 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
502         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
503 fi
504
505 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
506         AC_TRY_COMPILE(
507                 [
508 #include <netinet/in.h>
509                 ],
510                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
511                 [ ac_cv_have_struct_in6_addr="yes" ],
512                 [ ac_cv_have_struct_in6_addr="no" ]
513         )
514 ])
515 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
516         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
517 fi
518
519 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
520         AC_TRY_COMPILE(
521                 [
522 #include <sys/types.h>
523 #include <sys/socket.h>
524 #include <netdb.h>
525                 ],
526                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
527                 [ ac_cv_have_struct_addrinfo="yes" ],
528                 [ ac_cv_have_struct_addrinfo="no" ]
529         )
530 ])
531 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
532         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
533 fi
534
535
536 # Checks for structure members
537
538 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
539 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
540 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
541 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
542 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
543 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
544 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
545 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
546 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
547 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
548 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
549 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
550 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
551 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
552 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
553 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
554
555
556
557 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
558                 ac_cv_have_ss_family_in_struct_ss, [
559         AC_TRY_COMPILE(
560                 [
561 #include <sys/types.h>
562 #include <sys/socket.h>
563                 ],
564                 [ struct sockaddr_storage s; s.ss_family = 1; ],
565                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
566                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
567         )
568 ])
569 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
570         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
571 fi
572
573
574 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
575                 ac_cv_have___ss_family_in_struct_ss, [
576         AC_TRY_COMPILE(
577                 [
578 #include <sys/types.h>
579 #include <sys/socket.h>
580                 ],
581                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
582                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
583                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
584         )
585 ])
586 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
587         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
588 fi
589
590
591 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
592         AC_TRY_LINK([], 
593                 [ extern char *__progname; printf("%s", __progname); ], 
594                 [ ac_cv_libc_defines___progname="yes" ],
595                 [ ac_cv_libc_defines___progname="no" ]
596         )
597 ])
598 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
599         AC_DEFINE(HAVE___PROGNAME)
600 fi
601
602
603 # Looking for programs, paths and files
604 AC_ARG_WITH(rsh,
605         [  --with-rsh=PATH         Specify path to remote shell program ],
606         [
607                 if test "x$withval" != "$no" ; then
608                         AC_DEFINE_UNQUOTED(RSH_PATH, "$withval")
609                 fi
610         ],
611         [
612                 AC_PATH_PROG(rsh_path, rsh)
613         ]
614 )
615
616 AC_ARG_WITH(xauth,
617         [  --with-xauth=PATH       Specify path to xauth program ],
618         [
619                 if test "x$withval" != "$xno" ; then
620                         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$withval")
621                 fi
622         ],
623         [
624                 AC_PATH_PROG(xauth_path, xauth)
625                 if test ! -z "$xauth_path" -a -x "/usr/openwin/bin/xauth" ; then
626                         xauth_path="/usr/openwin/bin/xauth"
627                 fi
628         ]
629 )
630
631 if test ! -z "$xauth_path" ; then
632         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
633 fi
634 if test ! -z "$rsh_path" ; then
635         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
636 fi
637
638 # Check for mail directory (last resort if we cannot get it from headers)
639 if test ! -z "$MAIL" ; then
640         maildir=`dirname $MAIL`
641         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
642 fi
643
644 if test -z "$no_dev_ptmx" ; then
645         AC_CHECK_FILE("/dev/ptmx", 
646                 [
647                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
648                         have_dev_ptmx=1
649                 ]
650         )
651 fi
652 AC_CHECK_FILE("/dev/ptc", 
653         [
654                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
655                 have_dev_ptc=1
656         ]
657 )
658
659 # Options from here on. Some of these are preset by platform above
660
661 # Check for user-specified random device, otherwise check /dev/urandom
662 AC_ARG_WITH(random,
663         [  --with-random=FILE      read randomness from FILE (default=/dev/urandom)],
664         [
665                 if test "x$withval" != "xno" ; then
666                         RANDOM_POOL="$withval";
667                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
668                 fi
669         ],
670         [
671                 # Check for random device
672                 AC_CHECK_FILE("/dev/urandom",
673                         [
674                                 RANDOM_POOL="/dev/urandom"; 
675                                 AC_SUBST(RANDOM_POOL)
676                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
677                         ]
678                 )
679         ]
680 )
681
682 # Check for EGD pool file
683 AC_ARG_WITH(egd-pool,
684         [  --with-egd-pool=FILE    read randomness from EGD pool FILE (default none)],
685         [
686                 if test "x$withval" != "xno" ; then
687                         EGD_SOCKET="$withval";
688                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
689                 fi
690         ]
691 )
692
693 # detect pathnames for entropy gathering commands, if we need them
694 INSTALL_SSH_PRNG_CMDS=""
695 rm -f prng_commands
696 if test -z "$RANDOM_POOL" -a -z "$EGD_SOCKET" ; then
697         # Use these commands to collect entropy
698         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
699         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
700         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
701         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
702         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
703         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
704         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
705         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
706         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
707         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
708         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
709         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
710         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
711         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
712         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
713
714         INSTALL_SSH_PRNG_CMDS="yes"
715 fi
716 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
717
718
719 AC_ARG_WITH(catman,
720         [  --with-catman=man|cat   Install preformatted manpages[no]],
721         [
722                 MANTYPE='$(CATMAN)'
723                 if test x"$withval" != x"yes" ; then
724                    mansubdir=$withval
725                 else
726                    mansubdir=cat
727                 fi
728         ], [
729                 if test -z "$MANTYPE" ; then
730                         MANTYPE='$(TROFFMAN)'
731                         mansubdir=man
732                 fi
733         ]
734 )
735 AC_SUBST(MANTYPE)
736 AC_SUBST(mansubdir)
737
738 # Check whether user wants Kerberos support
739 AC_ARG_WITH(kerberos4,
740         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
741         [
742                 if test "x$withval" != "xno" ; then
743         
744                         if test "x$withval" != "$xyes" ; then
745                                 CFLAGS="$CFLAGS -I${withval}/include"
746                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
747                                 if test ! -z "$need_dash_r" ; then
748                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
749                                 fi
750                                 if test ! -z "$blibpath" ; then
751                                         blibpath="$blibpath:${withval}/lib"
752                                 fi
753                         else
754                                 if test -d /usr/include/kerberosIV ; then
755                                         CFLAGS="$CFLAGS -I/usr/include/kerberosIV"
756                                 fi
757                         fi
758
759                         AC_CHECK_HEADERS(krb.h)
760                         AC_CHECK_LIB(krb, main)
761                         if test "$ac_cv_header_krb_h" != yes; then
762                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
763                         fi
764                         if test "$ac_cv_lib_krb_main" != yes; then
765                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
766                         fi
767
768                         KLIBS="-lkrb -ldes"
769                         AC_CHECK_LIB(resolv, dn_expand, , )
770                         KRB4=yes
771                         AC_DEFINE(KRB4)
772                 fi
773         ]
774 )
775
776 # Check whether user wants AFS support
777 AC_ARG_WITH(afs,
778         [  --with-afs=PATH         Enable AFS support],
779         [
780                 if test "x$withval" != "xno" ; then
781
782                         if test "x$withval" != "$xyes" ; then
783                                 CFLAGS="$CFLAGS -I${withval}/include"
784                                 LFLAGS="$LFLAGS -L${withval}/lib"
785                         fi
786
787                         if test -z "$KRB4" ; then
788                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
789                         fi
790
791                         LIBS="$LIBS -lkafs"
792                         if test ! -z "$AFS_LIBS" ; then
793                                 LIBS="$LIBS $AFS_LIBS"
794                         fi
795                         AC_DEFINE(AFS)
796                 fi
797         ]
798 )
799 LIBS="$LIBS $KLIBS"
800
801 # Check whether user wants S/Key support
802 AC_ARG_WITH(skey,
803         [  --with-skey             Enable S/Key support],
804         [
805                 if test "x$withval" != "xno" ; then
806                         AC_DEFINE(SKEY)
807                         LIBS="$LIBS -lskey"
808                 fi
809         ]
810 )
811
812 # Check whether user wants TCP wrappers support
813 AC_ARG_WITH(tcp-wrappers,
814         [  --with-tcp-wrappers     Enable tcpwrappers support],
815         [
816                 if test "x$withval" != "xno" ; then
817                         saved_LIBS="$LIBS"
818                         LIBS="$LIBS -lwrap"
819                         AC_MSG_CHECKING(for libwrap)
820                         AC_TRY_LINK(
821                                 [
822 #include <tcpd.h>
823                                         int deny_severity = 0, allow_severity = 0;
824                                 ],
825                                 [hosts_access(0);],
826                                 [
827                                         AC_MSG_RESULT(yes)
828                                         AC_DEFINE(LIBWRAP)
829                                 ],
830                                 [
831                                         AC_MSG_RESULT(no)
832                                         AC_MSG_WARN([*** libwrap missing - tcpwrapper support disabled ***])
833                                         LIBS="$saved_LIBS"
834                                 ]
835                         )
836                 fi
837         ]
838 )
839
840 # Check whether to enable MD5 passwords
841 AC_ARG_WITH(md5-passwords,
842         [  --with-md5-passwords    Enable use of MD5 passwords],
843         [
844                 if test "x$withval" != "xno" ; then
845                         AC_DEFINE(HAVE_MD5_PASSWORDS)
846                 fi
847         ]
848 )
849
850 # Whether to disable shadow password support
851 AC_ARG_WITH(shadow,
852         [  --without-shadow        Disable shadow password support],
853         [
854                 if test "x$withval" = "xno" ; then      
855                         AC_DEFINE(DISABLE_SHADOW)
856                 fi
857         ]
858 )
859
860 # Use ip address instead of hostname in $DISPLAY
861 AC_ARG_WITH(ipaddr-display,
862         [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
863         [
864                 if test "x$withval" = "xno" ; then      
865                         AC_DEFINE(IPADDR_IN_DISPLAY)
866                 fi
867         ]
868 )
869
870 # Whether to mess with the default path
871 AC_ARG_WITH(default-path,
872         [  --with-default-path=PATH Specify default \$PATH environment for server],
873         [
874                 if test "x$withval" != "xno" ; then     
875                         AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
876                 fi
877         ]
878 )
879
880 # Whether to force IPv4 by default (needed on broken glibc Linux)
881 AC_ARG_WITH(ipv4-default,
882         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
883         [
884                 if test "x$withval" != "xno" ; then     
885                         AC_DEFINE(IPV4_DEFAULT)
886                 fi
887         ]
888 )
889
890 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
891 AC_ARG_WITH(4in6,
892         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
893         [
894                 if test "x$withval" != "xno" ; then
895                         AC_MSG_RESULT(yes)
896                         AC_DEFINE(IPV4_IN_IPV6)
897                 else
898                         AC_MSG_RESULT(no)
899                 fi
900         ],[
901                 if test "x$inet6_default_4in6" = "xyes"; then
902                         AC_MSG_RESULT([yes (default)])
903                         AC_DEFINE(IPV4_IN_IPV6)
904                 else
905                         AC_MSG_RESULT([no (default)])
906                 fi
907         ]
908 )
909
910 # Where to place sshd.pid
911 piddir=/var/run
912 AC_ARG_WITH(pid-dir,
913         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
914         [
915                 if test "x$withval" != "xno" ; then     
916                         piddir=$withval
917                 fi
918         ]
919 )
920
921 AC_DEFINE_UNQUOTED(PIDDIR, "$piddir")
922 AC_SUBST(piddir)
923
924 dnl allow user to disable some login recording features
925 AC_ARG_ENABLE(lastlog,
926         [ --disable-lastlog        disable use of lastlog even if detected [no]],
927         [ AC_DEFINE(DISABLE_LASTLOG) ]
928 )
929 AC_ARG_ENABLE(utmp,
930         [ --disable-utmp           disable use of utmp even if detected [no]],
931         [ AC_DEFINE(DISABLE_UTMP) ]
932 )
933 AC_ARG_ENABLE(utmpx,
934         [ --disable-utmpx          disable use of utmpx even if detected [no]],
935         [ AC_DEFINE(DISABLE_UTMPX) ]
936 )
937 AC_ARG_ENABLE(wtmp,
938         [ --disable-wtmp           disable use of wtmp even if detected [no]],
939         [ AC_DEFINE(DISABLE_WTMP) ]
940 )
941 AC_ARG_ENABLE(wtmpx,
942         [ --disable-wtmpx          disable use of wtmpx even if detected [no]],
943         [ AC_DEFINE(DISABLE_WTMPX) ]
944 )
945 AC_ARG_ENABLE(libutil,
946         [ --disable-libutil        disable use of libutil (login() etc.) [no]],
947         [ AC_DEFINE(DISABLE_LOGIN) ]
948 )
949 AC_ARG_ENABLE(pututline,
950         [ --disable-pututline      disable use of pututline() etc. ([uw]tmp) [no]],
951         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
952 )
953 AC_ARG_ENABLE(pututxline,
954         [ --disable-pututxline      disable use of pututxline() etc. ([uw]tmpx) [no]],
955         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
956 )
957 AC_ARG_WITH(lastlog,
958   [ --with-lastlog=FILE|DIR  specify lastlog location [common locations]],
959   [ conf_lastlog_location="$withval";  ],)
960
961 dnl lastlog, [uw]tmpx? detection
962 dnl  NOTE: set the paths in the platform section to avoid the
963 dnl   need for command-line parameters
964 dnl lastlog and [uw]tmp are subject to a file search if all else fails
965
966 dnl lastlog detection
967 dnl  NOTE: the code itself will detect if lastlog is a directory
968 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
969 AC_TRY_COMPILE([
970 #include <sys/types.h>
971 #include <utmp.h>
972 #ifdef HAVE_LASTLOG_H
973 #  include <lastlog.h>
974 #endif
975 #ifdef HAVE_PATHS_H
976 #  include <paths.h>
977 #endif
978         ],
979         [ char *lastlog = LASTLOG_FILE; ],
980         [ AC_MSG_RESULT(yes) ],
981         [
982                 AC_MSG_RESULT(no)
983                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
984                 AC_TRY_COMPILE([
985 #include <sys/types.h>
986 #include <utmp.h>
987 #ifdef HAVE_LASTLOG_H
988 #  include <lastlog.h>
989 #endif
990 #ifdef HAVE_PATHS_H
991 #  include <paths.h>
992 #endif
993                 ],
994                 [ char *lastlog = _PATH_LASTLOG; ],
995                 [ AC_MSG_RESULT(yes) ],
996                 [
997                         AC_MSG_RESULT(no),
998                         system_lastlog_path=no
999                 ])
1000         ]
1001 )
1002
1003 if test -z "$conf_lastlog_location"; then
1004         if test x"$system_lastlog_path" = x"no" ; then
1005                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1006                                 if test -d "$f" -o -e "$f" ; then
1007                                         conf_lastlog_location=$f
1008                                 fi
1009                 done
1010                 if test -z "$conf_lastlog_location"; then
1011                         AC_MSG_WARN([** Cannot find lastlog - disabling feature **])
1012                         AC_DEFINE(DISABLE_LASTLOG)
1013                 fi
1014         fi
1015 fi
1016
1017 if test -n "$conf_lastlog_location"; then
1018         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1019 fi      
1020
1021 dnl utmp detection
1022 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1023 AC_TRY_COMPILE([
1024 #include <sys/types.h>
1025 #include <utmp.h>
1026 #ifdef HAVE_PATHS_H
1027 #  include <paths.h>
1028 #endif
1029         ],
1030         [ char *utmp = UTMP_FILE; ],
1031         [ AC_MSG_RESULT(yes) ],
1032         [ AC_MSG_RESULT(no)
1033           system_utmp_path=no ]
1034 )
1035 if test -z "$conf_utmp_location"; then
1036         if test x"$system_utmp_path" = x"no" ; then
1037                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1038                         if test -f $f ; then
1039                                 conf_utmp_location=$f
1040                         fi
1041                 done
1042                 if test -z "$conf_utmp_location"; then
1043                         AC_DEFINE(DISABLE_UTMP)
1044                 fi
1045         fi
1046 fi
1047 if test -n "$conf_utmp_location"; then
1048         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1049 fi      
1050
1051 dnl wtmp detection
1052 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1053 AC_TRY_COMPILE([
1054 #include <sys/types.h>
1055 #include <utmp.h>
1056 #ifdef HAVE_PATHS_H
1057 #  include <paths.h>
1058 #endif
1059         ],
1060         [ char *wtmp = WTMP_FILE; ],
1061         [ AC_MSG_RESULT(yes) ],
1062         [ AC_MSG_RESULT(no)
1063           system_wtmp_path=no ]
1064 )
1065 if test -z "$conf_wtmp_location"; then
1066         if test x"$system_wtmp_path" = x"no" ; then
1067                 for f in /usr/adm/wtmp /var/log/wtmp; do
1068                         if test -f $f ; then
1069                                 conf_wtmp_location=$f
1070                         fi
1071                 done
1072                 if test -z "$conf_wtmp_location"; then
1073                         AC_DEFINE(DISABLE_WTMP)
1074                 fi
1075         fi
1076 fi
1077 if test -n "$conf_wtmp_location"; then
1078         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1079 fi      
1080
1081
1082 dnl utmpx detection - I don't know any system so perverse as to require
1083 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1084 dnl  there, though.
1085 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1086 AC_TRY_COMPILE([
1087 #include <sys/types.h>
1088 #include <utmp.h>
1089 #ifdef HAVE_UTMPX_H
1090 #include <utmpx.h>
1091 #endif
1092 #ifdef HAVE_PATHS_H
1093 #  include <paths.h>
1094 #endif
1095         ],
1096         [ char *utmpx = UTMPX_FILE; ],
1097         [ AC_MSG_RESULT(yes) ],
1098         [ AC_MSG_RESULT(no)
1099           system_utmpx_path=no ]
1100 )
1101 if test -z "$conf_utmpx_location"; then
1102         if test x"$system_utmpx_path" = x"no" ; then
1103                 AC_DEFINE(DISABLE_UTMPX)
1104         fi
1105 else
1106         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1107 fi      
1108
1109 dnl wtmpx detection
1110 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1111 AC_TRY_COMPILE([
1112 #include <sys/types.h>
1113 #include <utmp.h>
1114 #ifdef HAVE_UTMPX_H
1115 #include <utmpx.h>
1116 #endif
1117 #ifdef HAVE_PATHS_H
1118 #  include <paths.h>
1119 #endif
1120         ],
1121         [ char *wtmpx = WTMPX_FILE; ],
1122         [ AC_MSG_RESULT(yes) ],
1123         [ AC_MSG_RESULT(no)
1124           system_wtmpx_path=no ]
1125 )
1126 if test -z "$conf_wtmpx_location"; then
1127         if test x"$system_wtmpx_path" = x"no" ; then
1128                 AC_DEFINE(DISABLE_WTMPX)
1129         fi
1130 else
1131         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1132 fi      
1133
1134
1135 # Change default command timeout for builtin PRNG
1136 entropy_timeout=200
1137 AC_ARG_WITH(entropy-timeout,
1138         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1139         [
1140                 if test "x$withval" != "xno" ; then
1141                         entropy_timeout=$withval
1142                 fi
1143         ]       
1144 )
1145 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1146
1147
1148 if test ! -z "$blibpath" ; then
1149         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1150         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1151 fi
1152
1153 AC_OUTPUT(Makefile ssh_prng_cmds)
1154
1155
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