configure.ac revision 113908
1# $Id: configure.ac,v 1.113 2003/03/21 01:18:09 mouring Exp $
2
3AC_INIT
4AC_CONFIG_SRCDIR([ssh.c])
5
6AC_CONFIG_HEADER(config.h)
7AC_PROG_CC
8AC_CANONICAL_HOST
9AC_C_BIGENDIAN
10
11# Checks for programs.
12AC_PROG_CPP
13AC_PROG_RANLIB
14AC_PROG_INSTALL
15AC_PATH_PROG(AR, ar)
16AC_PATH_PROGS(PERL, perl5 perl)
17AC_PATH_PROG(SED, sed)
18AC_SUBST(PERL)
19AC_PATH_PROG(ENT, ent)
20AC_SUBST(ENT)
21AC_PATH_PROG(TEST_MINUS_S_SH, bash)
22AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
23AC_PATH_PROG(TEST_MINUS_S_SH, sh)
24AC_PATH_PROG(SH, sh)
25
26# System features
27AC_SYS_LARGEFILE
28
29if test -z "$AR" ; then
30	AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
31fi
32
33# Use LOGIN_PROGRAM from environment if possible
34if test ! -z "$LOGIN_PROGRAM" ; then
35	AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
36else
37	# Search for login
38	AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
39	if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
40		AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
41	fi
42fi
43
44if test -z "$LD" ; then
45	LD=$CC
46fi
47AC_SUBST(LD)
48	
49AC_C_INLINE
50if test "$GCC" = "yes" || test "$GCC" = "egcs"; then 
51	CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wno-uninitialized"
52fi
53
54# Check for some target-specific stuff
55case "$host" in
56*-*-aix*)
57	AFS_LIBS="-lld"
58	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
59	LDFLAGS="$LDFLAGS -L/usr/local/lib"
60	if (test "$LD" != "gcc" && test -z "$blibpath"); then
61		AC_MSG_CHECKING([if linkage editor ($LD) accepts -blibpath])
62		saved_LDFLAGS="$LDFLAGS"
63		LDFLAGS="$LDFLAGS -blibpath:/usr/lib:/lib:/usr/local/lib"
64		AC_TRY_LINK([],
65			[],
66			[
67				AC_MSG_RESULT(yes)
68				blibpath="/usr/lib:/lib:/usr/local/lib"
69			],
70			[ AC_MSG_RESULT(no) ]
71		)
72		LDFLAGS="$saved_LDFLAGS"
73	fi
74	AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)],
75		[AC_CHECK_LIB(s,authenticate,
76			[ AC_DEFINE(WITH_AIXAUTHENTICATE)
77				LIBS="$LIBS -ls"
78			])
79		])
80	AC_DEFINE(BROKEN_GETADDRINFO)
81	AC_DEFINE(BROKEN_REALPATH)
82	dnl AIX handles lastlog as part of its login message
83	AC_DEFINE(DISABLE_LASTLOG)
84	AC_DEFINE(LOGIN_NEEDS_UTMPX)
85	AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_CLOBBER_ARGV)
86	AC_DEFINE(SETPROCTITLE_PS_PADDING, '\0')
87	;;
88*-*-cygwin*)
89	check_for_libcrypt_later=1
90	LIBS="$LIBS /usr/lib/textmode.o"
91	AC_DEFINE(HAVE_CYGWIN)
92	AC_DEFINE(USE_PIPES)
93	AC_DEFINE(DISABLE_SHADOW)
94	AC_DEFINE(IPV4_DEFAULT)
95	AC_DEFINE(IP_TOS_IS_BROKEN)
96	AC_DEFINE(NO_X11_UNIX_SOCKETS)
97	AC_DEFINE(NO_IPPORT_RESERVED_CONCEPT)
98	AC_DEFINE(DISABLE_FD_PASSING)
99	AC_DEFINE(SETGROUPS_NOOP)
100	;;
101*-*-dgux*)
102	AC_DEFINE(IP_TOS_IS_BROKEN)
103	;;
104*-*-darwin*)
105	AC_MSG_CHECKING(if we have working getaddrinfo)
106	AC_TRY_RUN([#include <mach-o/dyld.h>
107main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16))
108		exit(0);
109	else
110		exit(1);
111}], [AC_MSG_RESULT(working)],
112	[AC_MSG_RESULT(buggy)
113	AC_DEFINE(BROKEN_GETADDRINFO)],
114	[AC_MSG_RESULT(assume it is working)])
115	;;
116*-*-hpux10.26)
117	if test -z "$GCC"; then
118		CFLAGS="$CFLAGS -Ae"
119	fi
120	CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
121	IPADDR_IN_DISPLAY=yes
122	AC_DEFINE(HAVE_SECUREWARE)
123	AC_DEFINE(USE_PIPES)
124	AC_DEFINE(LOGIN_NO_ENDOPT)
125	AC_DEFINE(LOGIN_NEEDS_UTMPX)
126	AC_DEFINE(DISABLE_SHADOW)
127	AC_DEFINE(DISABLE_UTMP)
128	AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_PSTAT)
129	LIBS="$LIBS -lsec -lsecpw"
130	AC_CHECK_LIB(xnet, t_error, ,AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
131	disable_ptmx_check=yes
132	;;
133*-*-hpux10*)
134	if test -z "$GCC"; then
135		CFLAGS="$CFLAGS -Ae"
136	fi
137	CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
138	IPADDR_IN_DISPLAY=yes
139	AC_DEFINE(USE_PIPES)
140	AC_DEFINE(LOGIN_NO_ENDOPT)
141	AC_DEFINE(LOGIN_NEEDS_UTMPX)
142	AC_DEFINE(DISABLE_SHADOW)
143	AC_DEFINE(DISABLE_UTMP)
144	AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_PSTAT)
145	LIBS="$LIBS -lsec"
146	AC_CHECK_LIB(xnet, t_error, ,AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
147	;;
148*-*-hpux11*)
149	CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
150	IPADDR_IN_DISPLAY=yes
151	AC_DEFINE(PAM_SUN_CODEBASE)
152	AC_DEFINE(USE_PIPES)
153	AC_DEFINE(LOGIN_NO_ENDOPT)
154	AC_DEFINE(LOGIN_NEEDS_UTMPX)
155	AC_DEFINE(DISABLE_SHADOW)
156	AC_DEFINE(DISABLE_UTMP)
157	AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_PSTAT)
158	LIBS="$LIBS -lsec"
159	AC_CHECK_LIB(xnet, t_error, ,AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
160	;;
161*-*-irix5*)
162	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
163	LDFLAGS="$LDFLAGS"
164	PATH="$PATH:/usr/etc"
165	AC_DEFINE(BROKEN_INET_NTOA)
166	AC_DEFINE(WITH_ABBREV_NO_TTY)
167	;;
168*-*-irix6*)
169	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
170	LDFLAGS="$LDFLAGS"
171	PATH="$PATH:/usr/etc"
172	AC_DEFINE(WITH_IRIX_ARRAY)
173	AC_DEFINE(WITH_IRIX_PROJECT)
174	AC_DEFINE(WITH_IRIX_AUDIT)
175	AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
176	AC_DEFINE(BROKEN_INET_NTOA)
177	AC_DEFINE(WITH_ABBREV_NO_TTY)
178	;;
179*-*-linux*)
180	no_dev_ptmx=1
181	check_for_libcrypt_later=1
182	AC_DEFINE(DONT_TRY_OTHER_AF)
183	AC_DEFINE(PAM_TTY_KLUDGE)
184	AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_CLOBBER_ARGV)
185	AC_DEFINE(SETPROCTITLE_PS_PADDING, '\0')
186	inet6_default_4in6=yes
187	;;
188mips-sony-bsd|mips-sony-newsos4)
189	AC_DEFINE(HAVE_NEWS4)
190	SONY=1
191	;;
192*-*-netbsd*)
193	check_for_libcrypt_before=1
194	need_dash_r=1
195	;;
196*-*-freebsd*)
197	check_for_libcrypt_later=1
198	;;
199*-next-*)
200	conf_lastlog_location="/usr/adm/lastlog"
201	conf_utmp_location=/etc/utmp
202	conf_wtmp_location=/usr/adm/wtmp
203	MAIL=/usr/spool/mail
204	AC_DEFINE(HAVE_NEXT)
205	AC_DEFINE(BROKEN_REALPATH)
206	AC_DEFINE(USE_PIPES)
207	AC_DEFINE(BROKEN_SAVED_UIDS)
208	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
209	CFLAGS="$CFLAGS"
210	;;
211*-*-solaris*)
212	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
213	LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib" 
214	need_dash_r=1
215	AC_DEFINE(PAM_SUN_CODEBASE)
216	AC_DEFINE(LOGIN_NEEDS_UTMPX)
217	AC_DEFINE(LOGIN_NEEDS_TERM)
218	AC_DEFINE(PAM_TTY_KLUDGE)
219	AC_DEFINE(STREAMS_PUSH_ACQUIRES_CTTY)
220	# hardwire lastlog location (can't detect it on some versions)
221	conf_lastlog_location="/var/adm/lastlog"
222	AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
223	sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
224	if test "$sol2ver" -ge 8; then
225		AC_MSG_RESULT(yes)
226		AC_DEFINE(DISABLE_UTMP)
227		AC_DEFINE(DISABLE_WTMP)
228	else
229		AC_MSG_RESULT(no)
230	fi
231	;;
232*-*-sunos4*)
233	CPPFLAGS="$CPPFLAGS -DSUNOS4"
234	AC_CHECK_FUNCS(getpwanam)
235	AC_DEFINE(PAM_SUN_CODEBASE)
236	conf_utmp_location=/etc/utmp
237	conf_wtmp_location=/var/adm/wtmp
238	conf_lastlog_location=/var/adm/lastlog
239	AC_DEFINE(USE_PIPES)
240	;;
241*-ncr-sysv*)
242	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
243	LDFLAGS="$LDFLAGS -L/usr/local/lib"
244	LIBS="$LIBS -lc89"
245	AC_DEFINE(USE_PIPES)
246	;;
247*-sni-sysv*)
248	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
249	# /usr/ucblib MUST NOT be searched on ReliantUNIX
250	LDFLAGS="$LDFLAGS -L/usr/local/lib"
251	IPADDR_IN_DISPLAY=yes
252	AC_DEFINE(USE_PIPES)
253	AC_DEFINE(IP_TOS_IS_BROKEN)
254	# /usr/ucblib/libucb.a no longer needed on ReliantUNIX
255	# Attention: always take care to bind libsocket and libnsl before libc,
256	# otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
257	;;
258*-*-sysv4.2*)
259	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
260	LDFLAGS="$LDFLAGS -L/usr/local/lib"
261	AC_DEFINE(USE_PIPES)
262	;;
263*-*-sysv5*)
264	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
265	LDFLAGS="$LDFLAGS -L/usr/local/lib"
266	AC_DEFINE(USE_PIPES)
267	;;
268*-*-sysv*)
269	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
270	LDFLAGS="$LDFLAGS -L/usr/local/lib"
271	;;
272*-*-sco3.2v4*)
273	CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
274	LDFLAGS="$LDFLAGS -L/usr/local/lib"
275	LIBS="$LIBS -los -lprot -lx -ltinfo -lm"
276	RANLIB=true
277	no_dev_ptmx=1
278	AC_DEFINE(BROKEN_SYS_TERMIO_H)
279	AC_DEFINE(USE_PIPES)
280	AC_DEFINE(HAVE_SECUREWARE)
281	AC_DEFINE(DISABLE_SHADOW)
282	AC_DEFINE(BROKEN_SAVED_UIDS)
283	AC_CHECK_FUNCS(getluid setluid)
284	MANTYPE=man
285	do_sco3_extra_lib_check=yes
286	;;
287*-*-sco3.2v5*)
288	if test -z "$GCC"; then
289		CFLAGS="$CFLAGS -belf"
290	fi
291	CPPFLAGS="$CPPFLAGS -I/usr/local/include"
292	LDFLAGS="$LDFLAGS -L/usr/local/lib"
293	LIBS="$LIBS -lprot -lx -ltinfo -lm"
294	no_dev_ptmx=1
295	AC_DEFINE(USE_PIPES)
296	AC_DEFINE(HAVE_SECUREWARE)
297	AC_DEFINE(DISABLE_SHADOW)
298	AC_DEFINE(DISABLE_FD_PASSING)
299	AC_CHECK_FUNCS(getluid setluid)
300	MANTYPE=man
301	;;
302*-*-unicosmk*)
303	AC_DEFINE(USE_PIPES)
304	AC_DEFINE(DISABLE_FD_PASSING)
305	LDFLAGS="$LDFLAGS"
306	LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
307	MANTYPE=cat
308	;;
309*-*-unicos*)
310	AC_DEFINE(USE_PIPES)
311	AC_DEFINE(DISABLE_FD_PASSING)
312	AC_DEFINE(NO_SSH_LASTLOG)
313	LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal"
314	LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
315	MANTYPE=cat
316	;;
317*-dec-osf*)
318	AC_MSG_CHECKING(for Digital Unix SIA)
319	no_osfsia=""
320	AC_ARG_WITH(osfsia,
321		[  --with-osfsia           Enable Digital Unix SIA],
322		[
323			if test "x$withval" = "xno" ; then
324				AC_MSG_RESULT(disabled)
325				no_osfsia=1
326			fi
327		],
328	)
329	if test -z "$no_osfsia" ; then
330		if test -f /etc/sia/matrix.conf; then
331			AC_MSG_RESULT(yes)
332			AC_DEFINE(HAVE_OSF_SIA)
333			AC_DEFINE(DISABLE_LOGIN)
334			AC_DEFINE(DISABLE_FD_PASSING)
335			LIBS="$LIBS -lsecurity -ldb -lm -laud"
336		else
337			AC_MSG_RESULT(no)
338		fi
339	fi
340	AC_DEFINE(DISABLE_FD_PASSING)
341	;;
342
343*-*-nto-qnx)
344	AC_DEFINE(USE_PIPES)
345	AC_DEFINE(NO_X11_UNIX_SOCKETS)
346	AC_DEFINE(MISSING_NFDBITS)
347	AC_DEFINE(MISSING_HOWMANY)
348	AC_DEFINE(MISSING_FD_MASK)
349	;;
350esac
351
352# Allow user to specify flags
353AC_ARG_WITH(cflags,
354	[  --with-cflags           Specify additional flags to pass to compiler],
355	[
356		if test "x$withval" != "xno" ; then
357			CFLAGS="$CFLAGS $withval"
358		fi
359	]	
360)
361AC_ARG_WITH(cppflags,
362	[  --with-cppflags         Specify additional flags to pass to preprocessor] ,
363	[
364		if test "x$withval" != "xno"; then
365			CPPFLAGS="$CPPFLAGS $withval"
366		fi
367	]
368)
369AC_ARG_WITH(ldflags,
370	[  --with-ldflags          Specify additional flags to pass to linker],
371	[
372		if test "x$withval" != "xno" ; then
373			LDFLAGS="$LDFLAGS $withval"
374		fi
375	]	
376)
377AC_ARG_WITH(libs,
378	[  --with-libs             Specify additional libraries to link with],
379	[
380		if test "x$withval" != "xno" ; then
381			LIBS="$LIBS $withval"
382		fi
383	]	
384)
385
386# Checks for header files.
387AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h \
388	getopt.h glob.h ia.h lastlog.h libgen.h limits.h login.h \
389	login_cap.h maillock.h netdb.h netgroup.h \
390	netinet/in_systm.h paths.h pty.h readpassphrase.h \
391	rpc/types.h security/pam_appl.h shadow.h stddef.h stdint.h \
392	strings.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h \
393	sys/mman.h sys/pstat.h sys/select.h sys/stat.h \
394	sys/stropts.h sys/sysmacros.h sys/time.h sys/timers.h \
395	sys/un.h time.h tmpdir.h ttyent.h usersec.h \
396	util.h utime.h utmp.h utmpx.h)
397
398# Checks for libraries.
399AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
400AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
401
402dnl SCO OS3 needs this for libwrap
403if test "x$with_tcp_wrappers" != "xno" ; then
404    if test "x$do_sco3_extra_lib_check" = "xyes" ; then
405	AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
406    fi
407fi
408
409AC_CHECK_FUNC(getspnam, ,
410	AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
411
412AC_ARG_WITH(rpath,
413	[  --without-rpath         Disable auto-added -R linker paths],
414	[
415		if test "x$withval" = "xno" ; then	
416			need_dash_r=""
417		fi
418		if test "x$withval" = "xyes" ; then
419			need_dash_r=1
420		fi
421	]
422)
423
424dnl zlib is required
425AC_ARG_WITH(zlib,
426	[  --with-zlib=PATH        Use zlib in PATH],
427	[
428		if test "x$withval" = "xno" ; then
429			AC_MSG_ERROR([*** zlib is required ***])
430		fi
431		if test -d "$withval/lib"; then
432			if test -n "${need_dash_r}"; then
433				LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
434			else
435				LDFLAGS="-L${withval}/lib ${LDFLAGS}"
436			fi
437		else
438			if test -n "${need_dash_r}"; then
439				LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
440			else
441				LDFLAGS="-L${withval} ${LDFLAGS}"
442			fi
443		fi
444		if test -d "$withval/include"; then
445			CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
446		else
447			CPPFLAGS="-I${withval} ${CPPFLAGS}"
448		fi
449	]
450)
451
452AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
453
454dnl UnixWare 2.x
455AC_CHECK_FUNC(strcasecmp, 
456	[], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
457)
458AC_CHECK_FUNC(utimes, 
459	[], [ AC_CHECK_LIB(c89, utimes, [AC_DEFINE(HAVE_UTIMES)
460					LIBS="$LIBS -lc89"]) ]
461)
462
463dnl    Checks for libutil functions
464AC_CHECK_HEADERS(libutil.h)
465AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN)])
466AC_CHECK_FUNCS(logout updwtmp logwtmp)
467
468AC_FUNC_STRFTIME
469
470# Check for ALTDIRFUNC glob() extension
471AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
472AC_EGREP_CPP(FOUNDIT,
473	[
474		#include <glob.h>
475		#ifdef GLOB_ALTDIRFUNC
476		FOUNDIT
477		#endif
478	], 
479	[
480		AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
481		AC_MSG_RESULT(yes)
482	],
483	[
484		AC_MSG_RESULT(no)
485	]
486)
487
488# Check for g.gl_matchc glob() extension
489AC_MSG_CHECKING(for gl_matchc field in glob_t)
490AC_EGREP_CPP(FOUNDIT,
491        [
492                #include <glob.h>
493		int main(void){glob_t g; g.gl_matchc = 1;}
494        ],
495        [
496                AC_DEFINE(GLOB_HAS_GL_MATCHC)
497                AC_MSG_RESULT(yes)
498        ],
499        [
500                AC_MSG_RESULT(no)
501        ]
502)
503
504AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
505AC_TRY_RUN(
506	[
507#include <sys/types.h>
508#include <dirent.h>
509int main(void){struct dirent d;exit(sizeof(d.d_name)<=sizeof(char));}
510	],
511	[AC_MSG_RESULT(yes)], 
512	[
513		AC_MSG_RESULT(no)
514		AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
515	]
516)
517
518# Check whether user wants S/Key support
519SKEY_MSG="no" 
520AC_ARG_WITH(skey,
521	[  --with-skey[[=PATH]]      Enable S/Key support
522                            (optionally in PATH)],
523	[
524		if test "x$withval" != "xno" ; then
525
526			if test "x$withval" != "xyes" ; then
527				CPPFLAGS="$CPPFLAGS -I${withval}/include"
528				LDFLAGS="$LDFLAGS -L${withval}/lib"
529			fi
530
531			AC_DEFINE(SKEY)
532			LIBS="-lskey $LIBS"
533			SKEY_MSG="yes" 
534	
535			AC_MSG_CHECKING([for s/key support])
536			AC_TRY_RUN(
537				[
538#include <stdio.h>
539#include <skey.h>
540int main() { char *ff = skey_keyinfo(""); ff=""; exit(0); }
541				],
542				[AC_MSG_RESULT(yes)],
543				[
544					AC_MSG_RESULT(no)
545					AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
546				])
547		fi
548	]
549)
550
551# Check whether user wants TCP wrappers support
552TCPW_MSG="no"
553AC_ARG_WITH(tcp-wrappers,
554	[  --with-tcp-wrappers[[=PATH]]      Enable tcpwrappers support
555                            (optionally in PATH)],
556	[
557		if test "x$withval" != "xno" ; then
558			saved_LIBS="$LIBS"
559			saved_LDFLAGS="$LDFLAGS"
560			saved_CPPFLAGS="$CPPFLAGS"
561			if test -n "${withval}" -a "${withval}" != "yes"; then
562				if test -d "${withval}/lib"; then
563					if test -n "${need_dash_r}"; then
564						LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
565					else
566						LDFLAGS="-L${withval}/lib ${LDFLAGS}"
567					fi
568				else
569					if test -n "${need_dash_r}"; then
570						LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
571					else
572						LDFLAGS="-L${withval} ${LDFLAGS}"
573					fi
574				fi
575				if test -d "${withval}/include"; then
576					CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
577				else
578					CPPFLAGS="-I${withval} ${CPPFLAGS}"
579				fi
580			fi
581			LIBWRAP="-lwrap"
582			LIBS="$LIBWRAP $LIBS"
583			AC_MSG_CHECKING(for libwrap)
584			AC_TRY_LINK(
585				[
586#include <tcpd.h>
587					int deny_severity = 0, allow_severity = 0;
588				],
589				[hosts_access(0);],
590				[
591					AC_MSG_RESULT(yes)
592					AC_DEFINE(LIBWRAP)
593					AC_SUBST(LIBWRAP)
594					TCPW_MSG="yes"
595				],
596				[
597					AC_MSG_ERROR([*** libwrap missing])
598				]
599			)
600			LIBS="$saved_LIBS"
601		fi
602	]
603)
604
605dnl    Checks for library functions. Please keep in alphabetical order
606AC_CHECK_FUNCS(\
607	arc4random __b64_ntop b64_ntop __b64_pton b64_pton basename bcopy \
608	bindresvport_sa clock fchmod fchown freeaddrinfo futimes \
609	gai_strerror getaddrinfo getcwd getgrouplist getnameinfo getopt \
610	getpeereid _getpty getrlimit getrusage getttyent glob inet_aton \
611	inet_ntoa inet_ntop innetgr login_getcapbool md5_crypt memmove \
612	mkdtemp mmap ngetaddrinfo nsleep ogetaddrinfo openpty pstat \
613	readpassphrase realpath recvmsg rresvport_af sendmsg setdtablesize \
614	setegid setenv seteuid setgroups setlogin setpcred setproctitle \
615	setresgid setreuid setrlimit setsid setvbuf sigaction sigvec \
616	snprintf socketpair strerror strlcat strlcpy strmode strnvis \
617	sysconf tcgetpgrp truncate utimes vhangup vsnprintf waitpid \
618)
619
620AC_SEARCH_LIBS(nanosleep, rt posix4, AC_DEFINE(HAVE_NANOSLEEP))
621
622dnl Make sure strsep prototype is defined before defining HAVE_STRSEP
623AC_CHECK_DECL(strsep, [AC_CHECK_FUNCS(strsep)])
624
625dnl IRIX and Solaris 2.5.1 have dirname() in libgen
626AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
627	AC_CHECK_LIB(gen, dirname,[
628		AC_CACHE_CHECK([for broken dirname],
629			ac_cv_have_broken_dirname, [
630			save_LIBS="$LIBS"
631			LIBS="$LIBS -lgen"
632			AC_TRY_RUN(
633				[
634#include <libgen.h>
635#include <string.h>
636
637int main(int argc, char **argv) {
638    char *s, buf[32];
639
640    strncpy(buf,"/etc", 32);
641    s = dirname(buf);
642    if (!s || strncmp(s, "/", 32) != 0) {
643	exit(1);
644    } else {
645	exit(0);
646    }
647}
648				],
649				[ ac_cv_have_broken_dirname="no" ],
650				[ ac_cv_have_broken_dirname="yes" ]
651			)
652			LIBS="$save_LIBS"
653		])
654		if test "x$ac_cv_have_broken_dirname" = "xno" ; then
655			LIBS="$LIBS -lgen"
656			AC_DEFINE(HAVE_DIRNAME)
657			AC_CHECK_HEADERS(libgen.h)
658		fi
659	])
660])
661
662dnl    Checks for time functions
663AC_CHECK_FUNCS(gettimeofday time)
664dnl    Checks for utmp functions
665AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
666AC_CHECK_FUNCS(utmpname)
667dnl    Checks for utmpx functions
668AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
669AC_CHECK_FUNCS(setutxent utmpxname)
670
671AC_CHECK_FUNC(daemon, 
672	[AC_DEFINE(HAVE_DAEMON)],
673	[AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
674)
675
676AC_CHECK_FUNC(getpagesize, 
677	[AC_DEFINE(HAVE_GETPAGESIZE)],
678	[AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
679)
680
681# Check for broken snprintf
682if test "x$ac_cv_func_snprintf" = "xyes" ; then
683	AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
684	AC_TRY_RUN(
685		[
686#include <stdio.h>
687int main(void){char b[5];snprintf(b,5,"123456789");exit(b[4]!='\0');}
688		],
689		[AC_MSG_RESULT(yes)], 
690		[
691			AC_MSG_RESULT(no)
692			AC_DEFINE(BROKEN_SNPRINTF)
693			AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
694		]
695	)
696fi
697
698dnl see whether mkstemp() requires XXXXXX
699if test "x$ac_cv_func_mkdtemp" = "xyes" ; then
700AC_MSG_CHECKING([for (overly) strict mkstemp])
701AC_TRY_RUN(
702	[
703#include <stdlib.h>
704main() { char template[]="conftest.mkstemp-test";
705if (mkstemp(template) == -1)
706	exit(1);
707unlink(template); exit(0);
708}
709	],
710	[
711		AC_MSG_RESULT(no)
712	],
713	[ 
714		AC_MSG_RESULT(yes)
715		AC_DEFINE(HAVE_STRICT_MKSTEMP)
716	],
717	[
718		AC_MSG_RESULT(yes)
719		AC_DEFINE(HAVE_STRICT_MKSTEMP)
720	] 
721)
722fi
723
724AC_FUNC_GETPGRP
725
726# Check for PAM libs
727PAM_MSG="no"
728AC_ARG_WITH(pam,
729	[  --with-pam              Enable PAM support ],
730	[
731		if test "x$withval" != "xno" ; then
732			if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
733				AC_MSG_ERROR([PAM headers not found])
734			fi
735
736			AC_CHECK_LIB(dl, dlopen, , )
737			AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
738			AC_CHECK_FUNCS(pam_getenvlist)
739
740			disable_shadow=yes
741			PAM_MSG="yes"
742
743			AC_DEFINE(USE_PAM)
744			if test $ac_cv_lib_dl_dlopen = yes; then
745				LIBPAM="-lpam -ldl"
746			else
747				LIBPAM="-lpam"
748			fi
749			AC_SUBST(LIBPAM)
750		fi
751	]
752)
753
754# Check for older PAM
755if test "x$PAM_MSG" = "xyes" ; then
756	# Check PAM strerror arguments (old PAM)
757	AC_MSG_CHECKING([whether pam_strerror takes only one argument])
758	AC_TRY_COMPILE(
759		[
760#include <stdlib.h>
761#include <security/pam_appl.h>
762		], 
763		[(void)pam_strerror((pam_handle_t *)NULL, -1);], 
764		[AC_MSG_RESULT(no)],
765		[
766			AC_DEFINE(HAVE_OLD_PAM)
767			AC_MSG_RESULT(yes)
768			PAM_MSG="yes (old library)"
769		]
770	)
771fi
772
773# Some systems want crypt() from libcrypt, *not* the version in OpenSSL,
774# because the system crypt() is more featureful.
775if test "x$check_for_libcrypt_before" = "x1"; then
776	AC_CHECK_LIB(crypt, crypt)
777fi
778
779# Search for OpenSSL
780saved_CPPFLAGS="$CPPFLAGS"
781saved_LDFLAGS="$LDFLAGS"
782AC_ARG_WITH(ssl-dir,
783	[  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
784	[
785		if test "x$withval" != "xno" ; then
786			if test -d "$withval/lib"; then
787				if test -n "${need_dash_r}"; then
788					LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
789				else
790					LDFLAGS="-L${withval}/lib ${LDFLAGS}"
791				fi
792			else
793				if test -n "${need_dash_r}"; then
794					LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
795				else
796					LDFLAGS="-L${withval} ${LDFLAGS}"
797				fi
798			fi
799			if test -d "$withval/include"; then
800				CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
801			else
802				CPPFLAGS="-I${withval} ${CPPFLAGS}"
803			fi
804		fi
805	]
806)
807LIBS="$LIBS -lcrypto"
808AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
809	[
810		dnl Check default openssl install dir
811		if test -n "${need_dash_r}"; then
812			LDFLAGS="-L/usr/local/ssl/lib -R/usr/local/ssl/lib ${saved_LDFLAGS}"
813		else
814			LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}"
815		fi
816		CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}"
817		AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
818			[
819				AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***])
820			]
821		)
822	]
823)
824
825# Determine OpenSSL header version
826AC_MSG_CHECKING([OpenSSL header version])
827AC_TRY_RUN(
828	[
829#include <stdio.h>
830#include <string.h>
831#include <openssl/opensslv.h>
832#define DATA "conftest.sslincver"
833int main(void) {
834        FILE *fd;
835        int rc;
836
837        fd = fopen(DATA,"w");
838        if(fd == NULL)
839                exit(1);
840
841	if ((rc = fprintf(fd ,"%x (%s)\n", OPENSSL_VERSION_NUMBER, OPENSSL_VERSION_TEXT)) <0)
842		exit(1);
843
844	exit(0);
845}
846	],
847	[
848		ssl_header_ver=`cat conftest.sslincver`
849		AC_MSG_RESULT($ssl_header_ver)
850	],
851	[
852		AC_MSG_RESULT(not found)
853		AC_MSG_ERROR(OpenSSL version header not found.)
854	]
855)
856
857# Determine OpenSSL library version
858AC_MSG_CHECKING([OpenSSL library version])
859AC_TRY_RUN(
860	[
861#include <stdio.h>
862#include <string.h>
863#include <openssl/opensslv.h>
864#include <openssl/crypto.h>
865#define DATA "conftest.ssllibver"
866int main(void) {
867        FILE *fd;
868        int rc;
869
870        fd = fopen(DATA,"w");
871        if(fd == NULL)
872                exit(1);
873
874	if ((rc = fprintf(fd ,"%x (%s)\n", SSLeay(), SSLeay_version(SSLEAY_VERSION))) <0)
875		exit(1);
876
877	exit(0);
878}
879	],
880	[
881		ssl_library_ver=`cat conftest.ssllibver`
882		AC_MSG_RESULT($ssl_library_ver)
883	],
884	[
885		AC_MSG_RESULT(not found)
886		AC_MSG_ERROR(OpenSSL library not found.)
887	]
888)
889
890# Sanity check OpenSSL headers
891AC_MSG_CHECKING([whether OpenSSL's headers match the library])
892AC_TRY_RUN(
893	[
894#include <string.h>
895#include <openssl/opensslv.h>
896int main(void) { exit(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
897	],
898	[
899		AC_MSG_RESULT(yes)
900	],
901	[
902		AC_MSG_RESULT(no)
903		AC_MSG_ERROR(Your OpenSSL headers do not match your library)
904	]
905)
906
907# Some Linux systems (Slackware) need crypt() from libcrypt, *not* the 
908# version in OpenSSL. Skip this for PAM
909if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
910	AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
911fi
912
913
914### Configure cryptographic random number support
915
916# Check wheter OpenSSL seeds itself
917AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
918AC_TRY_RUN(
919	[
920#include <string.h>
921#include <openssl/rand.h>
922int main(void) { exit(RAND_status() == 1 ? 0 : 1); }
923	],
924	[
925		OPENSSL_SEEDS_ITSELF=yes
926		AC_MSG_RESULT(yes)
927	],
928	[
929		AC_MSG_RESULT(no)
930		# Default to use of the rand helper if OpenSSL doesn't
931		# seed itself
932		USE_RAND_HELPER=yes
933	]
934)
935
936
937# Do we want to force the use of the rand helper?
938AC_ARG_WITH(rand-helper,
939	[  --with-rand-helper      Use subprocess to gather strong randomness ],
940	[
941		if test "x$withval" = "xno" ; then
942			# Force use of OpenSSL's internal RNG, even if 
943			# the previous test showed it to be unseeded.
944			if test -z "$OPENSSL_SEEDS_ITSELF" ; then
945				AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
946				OPENSSL_SEEDS_ITSELF=yes
947				USE_RAND_HELPER=""
948			fi
949		else
950			USE_RAND_HELPER=yes
951		fi
952	],
953)	
954
955# Which randomness source do we use?
956if test ! -z "$OPENSSL_SEEDS_ITSELF" -a -z "$USE_RAND_HELPER" ; then
957	# OpenSSL only
958	AC_DEFINE(OPENSSL_PRNG_ONLY)
959	RAND_MSG="OpenSSL internal ONLY"
960	INSTALL_SSH_RAND_HELPER=""
961elif test ! -z "$USE_RAND_HELPER" ; then
962	# install rand helper
963	RAND_MSG="ssh-rand-helper"
964	INSTALL_SSH_RAND_HELPER="yes"
965fi
966AC_SUBST(INSTALL_SSH_RAND_HELPER)
967
968### Configuration of ssh-rand-helper
969
970# PRNGD TCP socket
971AC_ARG_WITH(prngd-port,
972	[  --with-prngd-port=PORT  read entropy from PRNGD/EGD TCP localhost:PORT],
973	[
974		case "$withval" in
975		no)
976			withval=""
977			;;
978		[[0-9]]*)
979			;;
980		*)
981			AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
982			;;
983		esac
984		if test ! -z "$withval" ; then
985			PRNGD_PORT="$withval"
986			AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
987		fi
988	]
989)
990
991# PRNGD Unix domain socket
992AC_ARG_WITH(prngd-socket,
993	[  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
994	[
995		case "$withval" in
996		yes)
997			withval="/var/run/egd-pool"
998			;;
999		no)
1000			withval=""
1001			;;
1002		/*)
1003			;;
1004		*)
1005			AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
1006			;;
1007		esac
1008
1009		if test ! -z "$withval" ; then
1010			if test ! -z "$PRNGD_PORT" ; then
1011				AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
1012			fi
1013			if test ! -r "$withval" ; then
1014				AC_MSG_WARN(Entropy socket is not readable)
1015			fi
1016			PRNGD_SOCKET="$withval"
1017			AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1018		fi
1019	],
1020	[
1021		# Check for existing socket only if we don't have a random device already
1022		if test "$USE_RAND_HELPER" = yes ; then
1023			AC_MSG_CHECKING(for PRNGD/EGD socket)
1024			# Insert other locations here
1025			for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
1026				if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
1027					PRNGD_SOCKET="$sock"
1028					AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1029					break;
1030				fi
1031			done
1032			if test ! -z "$PRNGD_SOCKET" ; then
1033				AC_MSG_RESULT($PRNGD_SOCKET)
1034			else
1035				AC_MSG_RESULT(not found)
1036			fi
1037		fi
1038	]
1039)
1040
1041# Change default command timeout for hashing entropy source
1042entropy_timeout=200
1043AC_ARG_WITH(entropy-timeout,
1044	[  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1045	[
1046		if test "x$withval" != "xno" ; then
1047			entropy_timeout=$withval
1048		fi
1049	]	
1050)
1051AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1052
1053SSH_PRIVSEP_USER=sshd
1054AC_ARG_WITH(privsep-user,
1055	[  --with-privsep-user=user Specify non-privileged user for privilege separation],
1056	[
1057		if test -n "$withval"; then
1058			SSH_PRIVSEP_USER=$withval
1059		fi
1060	]	
1061)
1062AC_DEFINE_UNQUOTED(SSH_PRIVSEP_USER, "$SSH_PRIVSEP_USER")
1063AC_SUBST(SSH_PRIVSEP_USER)
1064
1065# We do this little dance with the search path to insure
1066# that programs that we select for use by installed programs
1067# (which may be run by the super-user) come from trusted
1068# locations before they come from the user's private area.
1069# This should help avoid accidentally configuring some
1070# random version of a program in someone's personal bin.
1071
1072OPATH=$PATH
1073PATH=/bin:/usr/bin
1074test -h /bin 2> /dev/null && PATH=/usr/bin
1075test -d /sbin && PATH=$PATH:/sbin
1076test -d /usr/sbin && PATH=$PATH:/usr/sbin
1077PATH=$PATH:/etc:$OPATH
1078
1079# These programs are used by the command hashing source to gather entropy 
1080OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1081OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1082OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1083OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1084OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
1085OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1086OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
1087OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1088OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1089OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1090OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1091OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1092OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1093OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1094OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1095OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1096# restore PATH
1097PATH=$OPATH
1098
1099# Where does ssh-rand-helper get its randomness from?
1100INSTALL_SSH_PRNG_CMDS=""
1101if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
1102	if test ! -z "$PRNGD_PORT" ; then
1103		RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
1104	elif test ! -z "$PRNGD_SOCKET" ; then
1105		RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
1106	else
1107		RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
1108		RAND_HELPER_CMDHASH=yes
1109		INSTALL_SSH_PRNG_CMDS="yes"
1110	fi
1111fi
1112AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1113
1114
1115# Cheap hack to ensure NEWS-OS libraries are arranged right.
1116if test ! -z "$SONY" ; then
1117  LIBS="$LIBS -liberty";
1118fi
1119
1120# Checks for data types
1121AC_CHECK_SIZEOF(char, 1)
1122AC_CHECK_SIZEOF(short int, 2)
1123AC_CHECK_SIZEOF(int, 4)
1124AC_CHECK_SIZEOF(long int, 4)
1125AC_CHECK_SIZEOF(long long int, 8)
1126
1127# Sanity check long long for some platforms (AIX)
1128if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
1129	ac_cv_sizeof_long_long_int=0
1130fi
1131
1132# More checks for data types
1133AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
1134	AC_TRY_COMPILE(
1135		[ #include <sys/types.h> ], 
1136		[ u_int a; a = 1;], 
1137		[ ac_cv_have_u_int="yes" ],
1138		[ ac_cv_have_u_int="no" ]
1139	)
1140])
1141if test "x$ac_cv_have_u_int" = "xyes" ; then
1142	AC_DEFINE(HAVE_U_INT)
1143	have_u_int=1
1144fi
1145
1146AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
1147	AC_TRY_COMPILE(
1148		[ #include <sys/types.h> ], 
1149		[ int8_t a; int16_t b; int32_t c; a = b = c = 1;], 
1150		[ ac_cv_have_intxx_t="yes" ],
1151		[ ac_cv_have_intxx_t="no" ]
1152	)
1153])
1154if test "x$ac_cv_have_intxx_t" = "xyes" ; then
1155	AC_DEFINE(HAVE_INTXX_T)
1156	have_intxx_t=1
1157fi
1158
1159if (test -z "$have_intxx_t" && \
1160           test "x$ac_cv_header_stdint_h" = "xyes")
1161then
1162    AC_MSG_CHECKING([for intXX_t types in stdint.h])
1163	AC_TRY_COMPILE(
1164		[ #include <stdint.h> ], 
1165		[ int8_t a; int16_t b; int32_t c; a = b = c = 1;], 
1166		[
1167			AC_DEFINE(HAVE_INTXX_T)
1168			AC_MSG_RESULT(yes)
1169		],
1170		[ AC_MSG_RESULT(no) ]
1171	)
1172fi
1173
1174AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
1175	AC_TRY_COMPILE(
1176		[
1177#include <sys/types.h>
1178#ifdef HAVE_STDINT_H
1179# include <stdint.h>
1180#endif
1181#include <sys/socket.h>
1182#ifdef HAVE_SYS_BITYPES_H
1183# include <sys/bitypes.h>
1184#endif
1185		], 
1186		[ int64_t a; a = 1;], 
1187		[ ac_cv_have_int64_t="yes" ],
1188		[ ac_cv_have_int64_t="no" ]
1189	)
1190])
1191if test "x$ac_cv_have_int64_t" = "xyes" ; then
1192	AC_DEFINE(HAVE_INT64_T)
1193fi
1194
1195AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
1196	AC_TRY_COMPILE(
1197		[ #include <sys/types.h> ], 
1198		[ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;], 
1199		[ ac_cv_have_u_intxx_t="yes" ],
1200		[ ac_cv_have_u_intxx_t="no" ]
1201	)
1202])
1203if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
1204	AC_DEFINE(HAVE_U_INTXX_T)
1205	have_u_intxx_t=1
1206fi
1207
1208if test -z "$have_u_intxx_t" ; then
1209    AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
1210	AC_TRY_COMPILE(
1211		[ #include <sys/socket.h> ], 
1212		[ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;], 
1213		[
1214			AC_DEFINE(HAVE_U_INTXX_T)
1215			AC_MSG_RESULT(yes)
1216		],
1217		[ AC_MSG_RESULT(no) ]
1218	)
1219fi
1220
1221AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
1222	AC_TRY_COMPILE(
1223		[ #include <sys/types.h> ], 
1224		[ u_int64_t a; a = 1;], 
1225		[ ac_cv_have_u_int64_t="yes" ],
1226		[ ac_cv_have_u_int64_t="no" ]
1227	)
1228])
1229if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
1230	AC_DEFINE(HAVE_U_INT64_T)
1231	have_u_int64_t=1
1232fi
1233
1234if test -z "$have_u_int64_t" ; then
1235    AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
1236	AC_TRY_COMPILE(
1237		[ #include <sys/bitypes.h> ], 
1238		[ u_int64_t a; a = 1],
1239		[
1240			AC_DEFINE(HAVE_U_INT64_T)
1241			AC_MSG_RESULT(yes)
1242		],
1243		[ AC_MSG_RESULT(no) ]
1244	)
1245fi
1246
1247if test -z "$have_u_intxx_t" ; then
1248	AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
1249		AC_TRY_COMPILE(
1250			[
1251#include <sys/types.h>
1252			], 
1253			[ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ], 
1254			[ ac_cv_have_uintxx_t="yes" ],
1255			[ ac_cv_have_uintxx_t="no" ]
1256		)
1257	])
1258	if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
1259		AC_DEFINE(HAVE_UINTXX_T)
1260	fi
1261fi
1262
1263if test -z "$have_uintxx_t" ; then
1264    AC_MSG_CHECKING([for uintXX_t types in stdint.h])
1265	AC_TRY_COMPILE(
1266		[ #include <stdint.h> ], 
1267		[ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;], 
1268		[
1269			AC_DEFINE(HAVE_UINTXX_T)
1270			AC_MSG_RESULT(yes)
1271		],
1272		[ AC_MSG_RESULT(no) ]
1273	)
1274fi
1275
1276if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
1277           test "x$ac_cv_header_sys_bitypes_h" = "xyes")
1278then
1279	AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
1280	AC_TRY_COMPILE(
1281		[
1282#include <sys/bitypes.h>
1283		], 
1284		[
1285			int8_t a; int16_t b; int32_t c;
1286			u_int8_t e; u_int16_t f; u_int32_t g;
1287			a = b = c = e = f = g = 1;
1288		], 
1289		[
1290			AC_DEFINE(HAVE_U_INTXX_T)
1291			AC_DEFINE(HAVE_INTXX_T)
1292			AC_MSG_RESULT(yes)
1293		],
1294		[AC_MSG_RESULT(no)]
1295	) 
1296fi
1297
1298
1299AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
1300	AC_TRY_COMPILE(
1301		[
1302#include <sys/types.h>
1303		],
1304		[ u_char foo; foo = 125; ],
1305		[ ac_cv_have_u_char="yes" ],
1306		[ ac_cv_have_u_char="no" ]
1307	)
1308])
1309if test "x$ac_cv_have_u_char" = "xyes" ; then
1310	AC_DEFINE(HAVE_U_CHAR)
1311fi
1312
1313TYPE_SOCKLEN_T
1314
1315AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
1316
1317AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
1318	AC_TRY_COMPILE(
1319		[
1320#include <sys/types.h>
1321		],
1322		[ size_t foo; foo = 1235; ],
1323		[ ac_cv_have_size_t="yes" ],
1324		[ ac_cv_have_size_t="no" ]
1325	)
1326])
1327if test "x$ac_cv_have_size_t" = "xyes" ; then
1328	AC_DEFINE(HAVE_SIZE_T)
1329fi
1330
1331AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
1332	AC_TRY_COMPILE(
1333		[
1334#include <sys/types.h>
1335		],
1336		[ ssize_t foo; foo = 1235; ],
1337		[ ac_cv_have_ssize_t="yes" ],
1338		[ ac_cv_have_ssize_t="no" ]
1339	)
1340])
1341if test "x$ac_cv_have_ssize_t" = "xyes" ; then
1342	AC_DEFINE(HAVE_SSIZE_T)
1343fi
1344
1345AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
1346	AC_TRY_COMPILE(
1347		[
1348#include <time.h>
1349		],
1350		[ clock_t foo; foo = 1235; ],
1351		[ ac_cv_have_clock_t="yes" ],
1352		[ ac_cv_have_clock_t="no" ]
1353	)
1354])
1355if test "x$ac_cv_have_clock_t" = "xyes" ; then
1356	AC_DEFINE(HAVE_CLOCK_T)
1357fi
1358
1359AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
1360	AC_TRY_COMPILE(
1361		[
1362#include <sys/types.h>
1363#include <sys/socket.h>
1364		],
1365		[ sa_family_t foo; foo = 1235; ],
1366		[ ac_cv_have_sa_family_t="yes" ],
1367		[ AC_TRY_COMPILE(
1368		  [
1369#include <sys/types.h>
1370#include <sys/socket.h>
1371#include <netinet/in.h>
1372		],
1373		[ sa_family_t foo; foo = 1235; ],
1374		[ ac_cv_have_sa_family_t="yes" ],
1375
1376		[ ac_cv_have_sa_family_t="no" ]
1377	)]
1378	)
1379])
1380if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
1381	AC_DEFINE(HAVE_SA_FAMILY_T)
1382fi
1383
1384AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
1385	AC_TRY_COMPILE(
1386		[
1387#include <sys/types.h>
1388		],
1389		[ pid_t foo; foo = 1235; ],
1390		[ ac_cv_have_pid_t="yes" ],
1391		[ ac_cv_have_pid_t="no" ]
1392	)
1393])
1394if test "x$ac_cv_have_pid_t" = "xyes" ; then
1395	AC_DEFINE(HAVE_PID_T)
1396fi
1397
1398AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1399	AC_TRY_COMPILE(
1400		[
1401#include <sys/types.h>
1402		],
1403		[ mode_t foo; foo = 1235; ],
1404		[ ac_cv_have_mode_t="yes" ],
1405		[ ac_cv_have_mode_t="no" ]
1406	)
1407])
1408if test "x$ac_cv_have_mode_t" = "xyes" ; then
1409	AC_DEFINE(HAVE_MODE_T)
1410fi
1411
1412
1413AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1414	AC_TRY_COMPILE(
1415		[
1416#include <sys/types.h>
1417#include <sys/socket.h>
1418		],
1419		[ struct sockaddr_storage s; ],
1420		[ ac_cv_have_struct_sockaddr_storage="yes" ],
1421		[ ac_cv_have_struct_sockaddr_storage="no" ]
1422	)
1423])
1424if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1425	AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1426fi
1427
1428AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1429	AC_TRY_COMPILE(
1430		[
1431#include <sys/types.h>
1432#include <netinet/in.h>
1433		],
1434		[ struct sockaddr_in6 s; s.sin6_family = 0; ],
1435		[ ac_cv_have_struct_sockaddr_in6="yes" ],
1436		[ ac_cv_have_struct_sockaddr_in6="no" ]
1437	)
1438])
1439if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1440	AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1441fi
1442
1443AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1444	AC_TRY_COMPILE(
1445		[
1446#include <sys/types.h>
1447#include <netinet/in.h>
1448		],
1449		[ struct in6_addr s; s.s6_addr[0] = 0; ],
1450		[ ac_cv_have_struct_in6_addr="yes" ],
1451		[ ac_cv_have_struct_in6_addr="no" ]
1452	)
1453])
1454if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1455	AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1456fi
1457
1458AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1459	AC_TRY_COMPILE(
1460		[
1461#include <sys/types.h>
1462#include <sys/socket.h>
1463#include <netdb.h>
1464		],
1465		[ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1466		[ ac_cv_have_struct_addrinfo="yes" ],
1467		[ ac_cv_have_struct_addrinfo="no" ]
1468	)
1469])
1470if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1471	AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1472fi
1473
1474AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1475	AC_TRY_COMPILE(
1476		[ #include <sys/time.h> ], 
1477		[ struct timeval tv; tv.tv_sec = 1;], 
1478		[ ac_cv_have_struct_timeval="yes" ],
1479		[ ac_cv_have_struct_timeval="no" ]
1480	)
1481])
1482if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1483	AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1484	have_struct_timeval=1
1485fi
1486
1487AC_CHECK_TYPES(struct timespec)
1488
1489# We need int64_t or else certian parts of the compile will fail.
1490if test "x$ac_cv_have_int64_t" = "xno" -a \
1491	"x$ac_cv_sizeof_long_int" != "x8" -a \
1492	"x$ac_cv_sizeof_long_long_int" = "x0" ; then
1493	echo "OpenSSH requires int64_t support.  Contact your vendor or install"
1494	echo "an alternative compiler (I.E., GCC) before continuing."
1495	echo ""
1496	exit 1;
1497else
1498dnl test snprintf (broken on SCO w/gcc)
1499	AC_TRY_RUN(
1500		[
1501#include <stdio.h>
1502#include <string.h>
1503#ifdef HAVE_SNPRINTF
1504main()
1505{
1506	char buf[50];
1507	char expected_out[50];
1508	int mazsize = 50 ;
1509#if (SIZEOF_LONG_INT == 8)
1510	long int num = 0x7fffffffffffffff;
1511#else
1512	long long num = 0x7fffffffffffffffll;
1513#endif
1514	strcpy(expected_out, "9223372036854775807");
1515	snprintf(buf, mazsize, "%lld", num);
1516	if(strcmp(buf, expected_out) != 0)
1517        	exit(1);
1518	exit(0);
1519}
1520#else
1521main() { exit(0); }
1522#endif
1523		], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1524	)
1525fi
1526
1527dnl Checks for structure members
1528OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1529OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1530OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1531OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1532OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1533OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1534OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1535OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1536OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1537OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1538OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1539OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1540OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1541OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1542OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1543OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1544OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1545
1546AC_CHECK_MEMBERS([struct stat.st_blksize])
1547
1548AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1549		ac_cv_have_ss_family_in_struct_ss, [
1550	AC_TRY_COMPILE(
1551		[
1552#include <sys/types.h>
1553#include <sys/socket.h>
1554		],
1555		[ struct sockaddr_storage s; s.ss_family = 1; ],
1556		[ ac_cv_have_ss_family_in_struct_ss="yes" ],
1557		[ ac_cv_have_ss_family_in_struct_ss="no" ],
1558	)
1559])
1560if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1561	AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1562fi
1563
1564AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1565		ac_cv_have___ss_family_in_struct_ss, [
1566	AC_TRY_COMPILE(
1567		[
1568#include <sys/types.h>
1569#include <sys/socket.h>
1570		],
1571		[ struct sockaddr_storage s; s.__ss_family = 1; ],
1572		[ ac_cv_have___ss_family_in_struct_ss="yes" ],
1573		[ ac_cv_have___ss_family_in_struct_ss="no" ]
1574	)
1575])
1576if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1577	AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1578fi
1579
1580AC_CACHE_CHECK([for pw_class field in struct passwd],
1581		ac_cv_have_pw_class_in_struct_passwd, [
1582	AC_TRY_COMPILE(
1583		[
1584#include <pwd.h>
1585		],
1586		[ struct passwd p; p.pw_class = 0; ],
1587		[ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1588		[ ac_cv_have_pw_class_in_struct_passwd="no" ]
1589	)
1590])
1591if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1592	AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1593fi
1594
1595AC_CACHE_CHECK([for pw_expire field in struct passwd],
1596		ac_cv_have_pw_expire_in_struct_passwd, [
1597	AC_TRY_COMPILE(
1598		[
1599#include <pwd.h>
1600		],
1601		[ struct passwd p; p.pw_expire = 0; ],
1602		[ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1603		[ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1604	)
1605])
1606if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1607	AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1608fi
1609
1610AC_CACHE_CHECK([for pw_change field in struct passwd],
1611		ac_cv_have_pw_change_in_struct_passwd, [
1612	AC_TRY_COMPILE(
1613		[
1614#include <pwd.h>
1615		],
1616		[ struct passwd p; p.pw_change = 0; ],
1617		[ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1618		[ ac_cv_have_pw_change_in_struct_passwd="no" ]
1619	)
1620])
1621if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1622	AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1623fi
1624
1625dnl make sure we're using the real structure members and not defines
1626AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
1627		ac_cv_have_accrights_in_msghdr, [
1628	AC_TRY_RUN(
1629		[
1630#include <sys/types.h>
1631#include <sys/socket.h>
1632#include <sys/uio.h>
1633int main() {
1634#ifdef msg_accrights
1635exit(1);
1636#endif
1637struct msghdr m;
1638m.msg_accrights = 0;
1639exit(0);
1640}
1641		],
1642		[ ac_cv_have_accrights_in_msghdr="yes" ],
1643		[ ac_cv_have_accrights_in_msghdr="no" ]
1644	)
1645])
1646if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
1647	AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR)
1648fi
1649
1650AC_CACHE_CHECK([for msg_control field in struct msghdr],
1651		ac_cv_have_control_in_msghdr, [
1652	AC_TRY_RUN(
1653		[
1654#include <sys/types.h>
1655#include <sys/socket.h>
1656#include <sys/uio.h>
1657int main() {
1658#ifdef msg_control
1659exit(1);
1660#endif
1661struct msghdr m;
1662m.msg_control = 0;
1663exit(0);
1664}
1665		],
1666		[ ac_cv_have_control_in_msghdr="yes" ],
1667		[ ac_cv_have_control_in_msghdr="no" ]
1668	)
1669])
1670if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
1671	AC_DEFINE(HAVE_CONTROL_IN_MSGHDR)
1672fi
1673
1674AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1675	AC_TRY_LINK([], 
1676		[ extern char *__progname; printf("%s", __progname); ], 
1677		[ ac_cv_libc_defines___progname="yes" ],
1678		[ ac_cv_libc_defines___progname="no" ]
1679	)
1680])
1681if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1682	AC_DEFINE(HAVE___PROGNAME)
1683fi
1684
1685AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
1686	AC_TRY_LINK([
1687#include <stdio.h>
1688], 
1689		[ printf("%s", __FUNCTION__); ], 
1690		[ ac_cv_cc_implements___FUNCTION__="yes" ],
1691		[ ac_cv_cc_implements___FUNCTION__="no" ]
1692	)
1693])
1694if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
1695	AC_DEFINE(HAVE___FUNCTION__)
1696fi
1697
1698AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
1699	AC_TRY_LINK([
1700#include <stdio.h>
1701], 
1702		[ printf("%s", __func__); ], 
1703		[ ac_cv_cc_implements___func__="yes" ],
1704		[ ac_cv_cc_implements___func__="no" ]
1705	)
1706])
1707if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
1708	AC_DEFINE(HAVE___func__)
1709fi
1710
1711AC_CACHE_CHECK([whether getopt has optreset support],
1712		ac_cv_have_getopt_optreset, [
1713	AC_TRY_LINK(
1714		[
1715#include <getopt.h>
1716		],
1717		[ extern int optreset; optreset = 0; ],
1718		[ ac_cv_have_getopt_optreset="yes" ],
1719		[ ac_cv_have_getopt_optreset="no" ]
1720	)
1721])
1722if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1723	AC_DEFINE(HAVE_GETOPT_OPTRESET)
1724fi
1725
1726AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1727	AC_TRY_LINK([], 
1728		[ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);], 
1729		[ ac_cv_libc_defines_sys_errlist="yes" ],
1730		[ ac_cv_libc_defines_sys_errlist="no" ]
1731	)
1732])
1733if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1734	AC_DEFINE(HAVE_SYS_ERRLIST)
1735fi
1736
1737
1738AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1739	AC_TRY_LINK([], 
1740		[ extern int sys_nerr; printf("%i", sys_nerr);], 
1741		[ ac_cv_libc_defines_sys_nerr="yes" ],
1742		[ ac_cv_libc_defines_sys_nerr="no" ]
1743	)
1744])
1745if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1746	AC_DEFINE(HAVE_SYS_NERR)
1747fi
1748
1749SCARD_MSG="no" 
1750
1751# Check whether user wants sectok support
1752AC_ARG_WITH(sectok,
1753	[  --with-sectok           Enable smartcard support using libsectok],
1754	[
1755		if test "x$withval" != "xno" ; then
1756			if test "x$withval" != "xyes" ; then
1757				CPPFLAGS="$CPPFLAGS -I${withval}"
1758				LDFLAGS="$LDFLAGS -L${withval}"
1759				if test ! -z "$need_dash_r" ; then
1760					LDFLAGS="$LDFLAGS -R${withval}"
1761				fi
1762				if test ! -z "$blibpath" ; then
1763					blibpath="$blibpath:${withval}"
1764				fi
1765			fi
1766			AC_CHECK_HEADERS(sectok.h)
1767			if test "$ac_cv_header_sectok_h" != yes; then
1768				AC_MSG_ERROR(Can't find sectok.h)
1769			fi
1770			AC_CHECK_LIB(sectok, sectok_open)
1771			if test "$ac_cv_lib_sectok_sectok_open" != yes; then
1772				AC_MSG_ERROR(Can't find libsectok)
1773			fi
1774			AC_DEFINE(SMARTCARD)
1775			AC_DEFINE(USE_SECTOK)
1776			SCARD_MSG="yes, using sectok" 
1777		fi
1778	]
1779)
1780
1781# Check whether user wants OpenSC support
1782AC_ARG_WITH(opensc,
1783	AC_HELP_STRING([--with-opensc=PFX],
1784		       [Enable smartcard support using OpenSC]),
1785	opensc_config_prefix="$withval", opensc_config_prefix="")
1786if test x$opensc_config_prefix != x ; then
1787  OPENSC_CONFIG=$opensc_config_prefix/bin/opensc-config
1788  AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no)
1789  if test "$OPENSC_CONFIG" != "no"; then
1790    LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags`
1791    LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs`
1792    CPPFLAGS="$CPPFLAGS $LIBOPENSC_CFLAGS"
1793    LDFLAGS="$LDFLAGS $LIBOPENSC_LIBS"
1794    AC_DEFINE(SMARTCARD)
1795    AC_DEFINE(USE_OPENSC)
1796    SCARD_MSG="yes, using OpenSC" 
1797  fi
1798fi
1799
1800# Check whether user wants Kerberos 5 support
1801KRB5_MSG="no" 
1802AC_ARG_WITH(kerberos5,
1803        [  --with-kerberos5=PATH   Enable Kerberos 5 support],
1804        [
1805                if test "x$withval" != "xno" ; then
1806                        if test "x$withval" = "xyes" ; then
1807                                KRB5ROOT="/usr/local"
1808                        else
1809                                KRB5ROOT=${withval}
1810                        fi
1811			CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
1812                        LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
1813                        AC_DEFINE(KRB5)
1814			KRB5_MSG="yes"
1815                        AC_MSG_CHECKING(whether we are using Heimdal)
1816                        AC_TRY_COMPILE([ #include <krb5.h> ],
1817                                       [ char *tmp = heimdal_version; ],
1818                                       [ AC_MSG_RESULT(yes)
1819                                         AC_DEFINE(HEIMDAL)
1820                                         K5LIBS="-lkrb5 -ldes -lcom_err -lasn1 -lroken"
1821                                       ],
1822                                       [ AC_MSG_RESULT(no)
1823                                         K5LIBS="-lkrb5 -lk5crypto -lcom_err"
1824                                       ]
1825                        )
1826                        if test ! -z "$need_dash_r" ; then
1827                                LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
1828                        fi
1829                        if test ! -z "$blibpath" ; then
1830                                blibpath="$blibpath:${KRB5ROOT}/lib"
1831                        fi
1832                        AC_CHECK_LIB(resolv, dn_expand, , )
1833
1834                        KRB5=yes
1835                fi
1836        ]
1837)
1838# Check whether user wants Kerberos 4 support
1839KRB4_MSG="no" 
1840AC_ARG_WITH(kerberos4,
1841	[  --with-kerberos4=PATH   Enable Kerberos 4 support],
1842	[
1843		if test "x$withval" != "xno" ; then
1844			if test "x$withval" != "xyes" ; then
1845				CPPFLAGS="$CPPFLAGS -I${withval}/include"
1846				LDFLAGS="$LDFLAGS -L${withval}/lib"
1847				if test ! -z "$need_dash_r" ; then
1848					LDFLAGS="$LDFLAGS -R${withval}/lib"
1849				fi
1850				if test ! -z "$blibpath" ; then
1851					blibpath="$blibpath:${withval}/lib"
1852				fi
1853			else
1854				if test -d /usr/include/kerberosIV ; then
1855					CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1856				fi
1857			fi
1858
1859			AC_CHECK_HEADERS(krb.h)
1860			if test "$ac_cv_header_krb_h" != yes; then
1861				AC_MSG_WARN([Cannot find krb.h, build may fail])
1862			fi
1863			AC_CHECK_LIB(krb, main)
1864			if test "$ac_cv_lib_krb_main" != yes; then
1865				AC_CHECK_LIB(krb4, main)
1866				if test "$ac_cv_lib_krb4_main" != yes; then
1867					AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
1868				else
1869					KLIBS="-lkrb4"
1870				fi
1871			else
1872				KLIBS="-lkrb"
1873			fi
1874			AC_CHECK_LIB(des, des_cbc_encrypt)
1875			if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
1876				AC_CHECK_LIB(des425, des_cbc_encrypt)
1877				if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
1878					AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
1879				else
1880					KLIBS="-ldes425"
1881				fi
1882			else
1883				KLIBS="-ldes"
1884			fi
1885			AC_CHECK_LIB(resolv, dn_expand, , )
1886			KRB4=yes
1887			KRB4_MSG="yes" 
1888			AC_DEFINE(KRB4)
1889		fi
1890	]
1891)
1892
1893# Check whether user wants AFS support
1894AFS_MSG="no" 
1895AC_ARG_WITH(afs,
1896	[  --with-afs=PATH         Enable AFS support],
1897	[
1898		if test "x$withval" != "xno" ; then
1899
1900			if test "x$withval" != "xyes" ; then
1901				CPPFLAGS="$CPPFLAGS -I${withval}/include"
1902				LDFLAGS="$LDFLAGS -L${withval}/lib"
1903			fi
1904
1905			if test -z "$KRB4" ; then
1906				AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1907			fi
1908
1909			LIBS="-lkafs $LIBS"
1910			if test ! -z "$AFS_LIBS" ; then
1911				LIBS="$LIBS $AFS_LIBS"
1912			fi
1913			AC_DEFINE(AFS)
1914			AFS_MSG="yes" 
1915		fi
1916	]
1917)
1918LIBS="$LIBS $KLIBS $K5LIBS"
1919
1920# Looking for programs, paths and files
1921
1922PRIVSEP_PATH=/var/empty
1923AC_ARG_WITH(privsep-path,
1924	[  --with-privsep-path=xxx Path for privilege separation chroot (default=/var/empty)],
1925	[
1926		if test "x$withval" != "$no" ; then
1927			PRIVSEP_PATH=$withval
1928		fi
1929	]
1930)
1931AC_SUBST(PRIVSEP_PATH)
1932
1933AC_ARG_WITH(xauth,
1934	[  --with-xauth=PATH       Specify path to xauth program ],
1935	[
1936		if test "x$withval" != "xno" ; then
1937			xauth_path=$withval
1938		fi
1939	],
1940	[
1941		TestPath="$PATH"
1942		TestPath="${TestPath}${PATH_SEPARATOR}/usr/X/bin"
1943		TestPath="${TestPath}${PATH_SEPARATOR}/usr/bin/X11"
1944		TestPath="${TestPath}${PATH_SEPARATOR}/usr/X11R6/bin"
1945		TestPath="${TestPath}${PATH_SEPARATOR}/usr/openwin/bin"
1946		AC_PATH_PROG(xauth_path, xauth, , $TestPath)
1947		if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1948			xauth_path="/usr/openwin/bin/xauth"
1949		fi
1950	]
1951)
1952
1953STRIP_OPT=-s
1954AC_ARG_ENABLE(strip,
1955	[  --disable-strip         Disable calling strip(1) on install],
1956	[
1957		if test "x$enableval" = "xno" ; then
1958			STRIP_OPT=
1959		fi
1960	]
1961)
1962AC_SUBST(STRIP_OPT)
1963
1964if test -z "$xauth_path" ; then
1965	XAUTH_PATH="undefined"
1966	AC_SUBST(XAUTH_PATH)
1967else
1968	AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1969	XAUTH_PATH=$xauth_path
1970	AC_SUBST(XAUTH_PATH)
1971fi
1972
1973# Check for mail directory (last resort if we cannot get it from headers)
1974if test ! -z "$MAIL" ; then
1975	maildir=`dirname $MAIL`
1976	AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1977fi
1978
1979if test -z "$no_dev_ptmx" ; then
1980	if test "x$disable_ptmx_check" != "xyes" ; then
1981		AC_CHECK_FILE("/dev/ptmx", 
1982			[
1983				AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1984				have_dev_ptmx=1
1985			]
1986		)
1987	fi
1988fi
1989AC_CHECK_FILE("/dev/ptc", 
1990	[
1991		AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1992		have_dev_ptc=1
1993	]
1994)
1995
1996# Options from here on. Some of these are preset by platform above
1997AC_ARG_WITH(mantype,
1998	[  --with-mantype=man|cat|doc  Set man page type],
1999	[
2000		case "$withval" in
2001		man|cat|doc)
2002			MANTYPE=$withval
2003			;;
2004		*)
2005			AC_MSG_ERROR(invalid man type: $withval)
2006			;;
2007		esac
2008	]
2009)
2010if test -z "$MANTYPE"; then
2011	TestPath="/usr/bin${PATH_SEPARATOR}/usr/ucb"
2012	AC_PATH_PROGS(NROFF, nroff awf, /bin/false, $TestPath)
2013	if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
2014		MANTYPE=doc
2015	elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
2016		MANTYPE=man
2017	else
2018		MANTYPE=cat
2019	fi
2020fi
2021AC_SUBST(MANTYPE)
2022if test "$MANTYPE" = "doc"; then
2023	mansubdir=man;
2024else
2025	mansubdir=$MANTYPE;
2026fi
2027AC_SUBST(mansubdir)
2028
2029# Check whether to enable MD5 passwords
2030MD5_MSG="no" 
2031AC_ARG_WITH(md5-passwords,
2032	[  --with-md5-passwords    Enable use of MD5 passwords],
2033	[
2034		if test "x$withval" != "xno" ; then
2035			AC_DEFINE(HAVE_MD5_PASSWORDS)
2036			MD5_MSG="yes" 
2037		fi
2038	]
2039)
2040
2041# Whether to disable shadow password support
2042AC_ARG_WITH(shadow,
2043	[  --without-shadow        Disable shadow password support],
2044	[
2045		if test "x$withval" = "xno" ; then	
2046			AC_DEFINE(DISABLE_SHADOW)
2047			disable_shadow=yes
2048		fi
2049	]
2050)
2051
2052if test -z "$disable_shadow" ; then
2053	AC_MSG_CHECKING([if the systems has expire shadow information])
2054	AC_TRY_COMPILE(
2055	[
2056#include <sys/types.h>
2057#include <shadow.h>
2058	struct spwd sp;
2059	],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
2060	[ sp_expire_available=yes ], []
2061	)
2062
2063	if test "x$sp_expire_available" = "xyes" ; then
2064		AC_MSG_RESULT(yes)
2065		AC_DEFINE(HAS_SHADOW_EXPIRE)
2066	else
2067		AC_MSG_RESULT(no)
2068	fi
2069fi
2070
2071# Use ip address instead of hostname in $DISPLAY
2072if test ! -z "$IPADDR_IN_DISPLAY" ; then
2073	DISPLAY_HACK_MSG="yes"
2074	AC_DEFINE(IPADDR_IN_DISPLAY)
2075else
2076	DISPLAY_HACK_MSG="no" 
2077	AC_ARG_WITH(ipaddr-display,
2078		[  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
2079		[
2080			if test "x$withval" != "xno" ; then	
2081				AC_DEFINE(IPADDR_IN_DISPLAY)
2082				DISPLAY_HACK_MSG="yes" 
2083			fi
2084		]
2085	)
2086fi
2087
2088dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
2089if test $ac_cv_func_login_getcapbool = "yes" -a \
2090	$ac_cv_header_login_cap_h = "yes" ; then
2091	USES_LOGIN_CONF=yes
2092fi
2093# Whether to mess with the default path
2094SERVER_PATH_MSG="(default)" 
2095AC_ARG_WITH(default-path,
2096	[  --with-default-path=    Specify default \$PATH environment for server],
2097	[
2098		if test "$USES_LOGIN_CONF" = "yes" ; then
2099			AC_MSG_WARN([
2100--with-default-path=PATH has no effect on this system.
2101Edit /etc/login.conf instead.])
2102		elif test "x$withval" != "xno" ; then	
2103			user_path="$withval"
2104			SERVER_PATH_MSG="$withval" 
2105		fi
2106	],
2107	[ if test "$USES_LOGIN_CONF" = "yes" ; then
2108	AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
2109	else
2110	AC_TRY_RUN(
2111		[
2112/* find out what STDPATH is */
2113#include <stdio.h>
2114#ifdef HAVE_PATHS_H
2115# include <paths.h>
2116#endif
2117#ifndef _PATH_STDPATH
2118# ifdef _PATH_USERPATH	/* Irix */
2119#  define _PATH_STDPATH _PATH_USERPATH
2120# else
2121#  define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
2122# endif
2123#endif
2124#include <sys/types.h>
2125#include <sys/stat.h>
2126#include <fcntl.h>
2127#define DATA "conftest.stdpath"
2128
2129main()
2130{
2131	FILE *fd;
2132	int rc;
2133	
2134	fd = fopen(DATA,"w");
2135	if(fd == NULL)
2136		exit(1);
2137	
2138	if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
2139		exit(1);
2140
2141	exit(0);
2142}
2143		], [ user_path=`cat conftest.stdpath` ],
2144		[ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
2145		[ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
2146	)
2147# make sure $bindir is in USER_PATH so scp will work
2148		t_bindir=`eval echo ${bindir}`
2149		case $t_bindir in
2150			NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
2151		esac
2152		case $t_bindir in
2153			NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
2154		esac
2155		echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
2156		if test $? -ne 0  ; then
2157			echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
2158			if test $? -ne 0  ; then
2159				user_path=$user_path:$t_bindir
2160				AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
2161			fi
2162		fi
2163	fi ]
2164)
2165if test "$USES_LOGIN_CONF" != "yes" ; then
2166	AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
2167	AC_SUBST(user_path)
2168fi
2169
2170# Set superuser path separately to user path
2171AC_ARG_WITH(superuser-path,
2172	[  --with-superuser-path=  Specify different path for super-user],
2173	[
2174		if test "x$withval" != "xno" ; then
2175			AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval")
2176			superuser_path=$withval
2177		fi
2178	]
2179)
2180
2181
2182# Whether to force IPv4 by default (needed on broken glibc Linux)
2183IPV4_HACK_MSG="no" 
2184AC_ARG_WITH(ipv4-default,
2185	[  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
2186	[
2187		if test "x$withval" != "xno" ; then	
2188			AC_DEFINE(IPV4_DEFAULT)
2189			IPV4_HACK_MSG="yes" 
2190		fi
2191	]
2192)
2193
2194AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
2195IPV4_IN6_HACK_MSG="no" 
2196AC_ARG_WITH(4in6,
2197	[  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
2198	[
2199		if test "x$withval" != "xno" ; then
2200			AC_MSG_RESULT(yes)
2201			AC_DEFINE(IPV4_IN_IPV6)
2202			IPV4_IN6_HACK_MSG="yes" 
2203		else
2204			AC_MSG_RESULT(no)
2205		fi
2206	],[
2207		if test "x$inet6_default_4in6" = "xyes"; then
2208			AC_MSG_RESULT([yes (default)])
2209			AC_DEFINE(IPV4_IN_IPV6)
2210			IPV4_IN6_HACK_MSG="yes" 
2211		else
2212			AC_MSG_RESULT([no (default)])
2213		fi
2214	]
2215)
2216
2217# Whether to enable BSD auth support
2218BSD_AUTH_MSG=no
2219AC_ARG_WITH(bsd-auth,
2220	[  --with-bsd-auth         Enable BSD auth support],
2221	[
2222		if test "x$withval" != "xno" ; then	
2223			AC_DEFINE(BSD_AUTH)
2224			BSD_AUTH_MSG=yes
2225		fi
2226	]
2227)
2228
2229# Where to place sshd.pid
2230piddir=/var/run
2231# make sure the directory exists
2232if test ! -d $piddir ; then	
2233	piddir=`eval echo ${sysconfdir}`
2234	case $piddir in
2235 		NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
2236	esac
2237fi
2238
2239AC_ARG_WITH(pid-dir,
2240	[  --with-pid-dir=PATH     Specify location of ssh.pid file],
2241	[
2242		if test "x$withval" != "xno" ; then	
2243			piddir=$withval
2244			if test ! -d $piddir ; then	
2245			AC_MSG_WARN([** no $piddir directory on this system **])
2246			fi
2247		fi
2248	]
2249)
2250
2251AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
2252AC_SUBST(piddir)
2253
2254dnl allow user to disable some login recording features
2255AC_ARG_ENABLE(lastlog,
2256	[  --disable-lastlog       disable use of lastlog even if detected [no]],
2257	[ AC_DEFINE(DISABLE_LASTLOG) ]
2258)
2259AC_ARG_ENABLE(utmp,
2260	[  --disable-utmp          disable use of utmp even if detected [no]],
2261	[ AC_DEFINE(DISABLE_UTMP) ]
2262)
2263AC_ARG_ENABLE(utmpx,
2264	[  --disable-utmpx         disable use of utmpx even if detected [no]],
2265	[ AC_DEFINE(DISABLE_UTMPX) ]
2266)
2267AC_ARG_ENABLE(wtmp,
2268	[  --disable-wtmp          disable use of wtmp even if detected [no]],
2269	[ AC_DEFINE(DISABLE_WTMP) ]
2270)
2271AC_ARG_ENABLE(wtmpx,
2272	[  --disable-wtmpx         disable use of wtmpx even if detected [no]],
2273	[ AC_DEFINE(DISABLE_WTMPX) ]
2274)
2275AC_ARG_ENABLE(libutil,
2276	[  --disable-libutil       disable use of libutil (login() etc.) [no]],
2277	[ AC_DEFINE(DISABLE_LOGIN) ]
2278)
2279AC_ARG_ENABLE(pututline,
2280	[  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
2281	[ AC_DEFINE(DISABLE_PUTUTLINE) ]
2282)
2283AC_ARG_ENABLE(pututxline,
2284	[  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
2285	[ AC_DEFINE(DISABLE_PUTUTXLINE) ]
2286)
2287AC_ARG_WITH(lastlog,
2288  [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
2289	[
2290		if test "x$withval" = "xno" ; then	
2291			AC_DEFINE(DISABLE_LASTLOG)
2292		else
2293			conf_lastlog_location=$withval
2294		fi
2295	]
2296)
2297
2298dnl lastlog, [uw]tmpx? detection
2299dnl  NOTE: set the paths in the platform section to avoid the
2300dnl   need for command-line parameters
2301dnl lastlog and [uw]tmp are subject to a file search if all else fails
2302
2303dnl lastlog detection
2304dnl  NOTE: the code itself will detect if lastlog is a directory
2305AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
2306AC_TRY_COMPILE([
2307#include <sys/types.h>
2308#include <utmp.h>
2309#ifdef HAVE_LASTLOG_H
2310#  include <lastlog.h>
2311#endif
2312#ifdef HAVE_PATHS_H
2313#  include <paths.h>
2314#endif
2315#ifdef HAVE_LOGIN_H
2316# include <login.h>
2317#endif
2318	],
2319	[ char *lastlog = LASTLOG_FILE; ],
2320	[ AC_MSG_RESULT(yes) ],
2321	[
2322		AC_MSG_RESULT(no)
2323		AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
2324		AC_TRY_COMPILE([
2325#include <sys/types.h>
2326#include <utmp.h>
2327#ifdef HAVE_LASTLOG_H
2328#  include <lastlog.h>
2329#endif
2330#ifdef HAVE_PATHS_H
2331#  include <paths.h>
2332#endif
2333		],
2334		[ char *lastlog = _PATH_LASTLOG; ],
2335		[ AC_MSG_RESULT(yes) ],
2336		[
2337			AC_MSG_RESULT(no)
2338			system_lastlog_path=no
2339		])
2340	]
2341)
2342
2343if test -z "$conf_lastlog_location"; then
2344	if test x"$system_lastlog_path" = x"no" ; then
2345		for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
2346				if (test -d "$f" || test -f "$f") ; then
2347					conf_lastlog_location=$f
2348				fi
2349		done
2350		if test -z "$conf_lastlog_location"; then
2351			AC_MSG_WARN([** Cannot find lastlog **])
2352			dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
2353		fi
2354	fi
2355fi
2356
2357if test -n "$conf_lastlog_location"; then
2358	AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
2359fi	
2360
2361dnl utmp detection
2362AC_MSG_CHECKING([if your system defines UTMP_FILE])
2363AC_TRY_COMPILE([
2364#include <sys/types.h>
2365#include <utmp.h>
2366#ifdef HAVE_PATHS_H
2367#  include <paths.h>
2368#endif
2369	],
2370	[ char *utmp = UTMP_FILE; ],
2371	[ AC_MSG_RESULT(yes) ],
2372	[ AC_MSG_RESULT(no)
2373	  system_utmp_path=no ]
2374)
2375if test -z "$conf_utmp_location"; then
2376	if test x"$system_utmp_path" = x"no" ; then
2377		for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
2378			if test -f $f ; then
2379				conf_utmp_location=$f
2380			fi
2381		done
2382		if test -z "$conf_utmp_location"; then
2383			AC_DEFINE(DISABLE_UTMP)
2384		fi
2385	fi
2386fi
2387if test -n "$conf_utmp_location"; then
2388	AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
2389fi	
2390
2391dnl wtmp detection
2392AC_MSG_CHECKING([if your system defines WTMP_FILE])
2393AC_TRY_COMPILE([
2394#include <sys/types.h>
2395#include <utmp.h>
2396#ifdef HAVE_PATHS_H
2397#  include <paths.h>
2398#endif
2399	],
2400	[ char *wtmp = WTMP_FILE; ],
2401	[ AC_MSG_RESULT(yes) ],
2402	[ AC_MSG_RESULT(no)
2403	  system_wtmp_path=no ]
2404)
2405if test -z "$conf_wtmp_location"; then
2406	if test x"$system_wtmp_path" = x"no" ; then
2407		for f in /usr/adm/wtmp /var/log/wtmp; do
2408			if test -f $f ; then
2409				conf_wtmp_location=$f
2410			fi
2411		done
2412		if test -z "$conf_wtmp_location"; then
2413			AC_DEFINE(DISABLE_WTMP)
2414		fi
2415	fi
2416fi
2417if test -n "$conf_wtmp_location"; then
2418	AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
2419fi	
2420
2421
2422dnl utmpx detection - I don't know any system so perverse as to require
2423dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
2424dnl  there, though.
2425AC_MSG_CHECKING([if your system defines UTMPX_FILE])
2426AC_TRY_COMPILE([
2427#include <sys/types.h>
2428#include <utmp.h>
2429#ifdef HAVE_UTMPX_H
2430#include <utmpx.h>
2431#endif
2432#ifdef HAVE_PATHS_H
2433#  include <paths.h>
2434#endif
2435	],
2436	[ char *utmpx = UTMPX_FILE; ],
2437	[ AC_MSG_RESULT(yes) ],
2438	[ AC_MSG_RESULT(no)
2439	  system_utmpx_path=no ]
2440)
2441if test -z "$conf_utmpx_location"; then
2442	if test x"$system_utmpx_path" = x"no" ; then
2443		AC_DEFINE(DISABLE_UTMPX)
2444	fi
2445else
2446	AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
2447fi	
2448
2449dnl wtmpx detection
2450AC_MSG_CHECKING([if your system defines WTMPX_FILE])
2451AC_TRY_COMPILE([
2452#include <sys/types.h>
2453#include <utmp.h>
2454#ifdef HAVE_UTMPX_H
2455#include <utmpx.h>
2456#endif
2457#ifdef HAVE_PATHS_H
2458#  include <paths.h>
2459#endif
2460	],
2461	[ char *wtmpx = WTMPX_FILE; ],
2462	[ AC_MSG_RESULT(yes) ],
2463	[ AC_MSG_RESULT(no)
2464	  system_wtmpx_path=no ]
2465)
2466if test -z "$conf_wtmpx_location"; then
2467	if test x"$system_wtmpx_path" = x"no" ; then
2468		AC_DEFINE(DISABLE_WTMPX)
2469	fi
2470else
2471	AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
2472fi	
2473
2474
2475if test ! -z "$blibpath" ; then
2476	LDFLAGS="$LDFLAGS -blibpath:$blibpath"
2477	AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
2478fi
2479
2480dnl remove pam and dl because they are in $LIBPAM
2481if test "$PAM_MSG" = yes ; then
2482	LIBS=`echo $LIBS | sed 's/-lpam //'`
2483fi
2484if test "$ac_cv_lib_pam_pam_set_item" = yes ; then
2485	LIBS=`echo $LIBS | sed 's/-ldl //'`
2486fi
2487
2488AC_EXEEXT
2489AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
2490AC_OUTPUT
2491
2492# Print summary of options
2493
2494# Someone please show me a better way :)
2495A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2496B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2497C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2498D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2499E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2500F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2501G=`eval echo ${piddir}` ; G=`eval echo ${G}`
2502H=`eval echo ${PRIVSEP_PATH}` ; H=`eval echo ${H}`
2503I=`eval echo ${user_path}` ; I=`eval echo ${I}`
2504J=`eval echo ${superuser_path}` ; J=`eval echo ${J}`
2505
2506echo ""
2507echo "OpenSSH has been configured with the following options:"
2508echo "                     User binaries: $B"
2509echo "                   System binaries: $C"
2510echo "               Configuration files: $D"
2511echo "                   Askpass program: $E"
2512echo "                      Manual pages: $F"
2513echo "                          PID file: $G"
2514echo "  Privilege separation chroot path: $H"
2515if test "$USES_LOGIN_CONF" = "yes" ; then
2516echo "   At runtime, sshd will use the path defined in /etc/login.conf"
2517else
2518echo "            sshd default user PATH: $I"
2519fi
2520if test ! -z "$superuser_path" ; then
2521echo "          sshd superuser user PATH: $J"
2522fi
2523echo "                    Manpage format: $MANTYPE"
2524echo "                       PAM support: ${PAM_MSG}"
2525echo "                KerberosIV support: $KRB4_MSG"
2526echo "                 KerberosV support: $KRB5_MSG"
2527echo "                 Smartcard support: $SCARD_MSG"
2528echo "                       AFS support: $AFS_MSG"
2529echo "                     S/KEY support: $SKEY_MSG"
2530echo "              TCP Wrappers support: $TCPW_MSG"
2531echo "              MD5 password support: $MD5_MSG"
2532echo "       IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2533echo "          Use IPv4 by default hack: $IPV4_HACK_MSG"
2534echo "           Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2535echo "                  BSD Auth support: $BSD_AUTH_MSG"
2536echo "              Random number source: $RAND_MSG"
2537if test ! -z "$USE_RAND_HELPER" ; then
2538echo "     ssh-rand-helper collects from: $RAND_HELPER_MSG"
2539fi
2540
2541echo ""
2542
2543echo "              Host: ${host}"
2544echo "          Compiler: ${CC}"
2545echo "    Compiler flags: ${CFLAGS}"
2546echo "Preprocessor flags: ${CPPFLAGS}"
2547echo "      Linker flags: ${LDFLAGS}"
2548echo "         Libraries: ${LIBWRAP} ${LIBPAM} ${LIBS}"
2549
2550echo ""
2551
2552if test "x$PAM_MSG" = "xyes" ; then
2553	echo "PAM is enabled. You may need to install a PAM control file "
2554	echo "for sshd, otherwise password authentication may fail. "
2555	echo "Example PAM control files can be found in the contrib/ " 
2556	echo "subdirectory"
2557	echo ""
2558fi
2559
2560if test ! -z "$RAND_HELPER_CMDHASH" ; then
2561	echo "WARNING: you are using the builtin random number collection "
2562	echo "service. Please read WARNING.RNG and request that your OS "
2563	echo "vendor includes kernel-based random number collection in "
2564	echo "future versions of your OS."
2565	echo ""
2566fi
2567
2568