3 # Copyright (c) 1999-2004 Damien Miller
5 # Permission to use, copy, modify, and distribute this software for any
6 # purpose with or without fee is hereby granted, provided that the above
7 # copyright notice and this permission notice appear in all copies.
9 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 AC_INIT(OpenSSH, Portable, openssh-unix-dev@mindrot.org)
18 AC_REVISION($Revision$)
19 AC_CONFIG_SRCDIR([ssh.c])
21 AC_CONFIG_HEADER(config.h)
26 # Checks for programs.
33 AC_PATH_PROG(CAT, cat)
34 AC_PATH_PROG(KILL, kill)
35 AC_PATH_PROGS(PERL, perl5 perl)
36 AC_PATH_PROG(SED, sed)
38 AC_PATH_PROG(ENT, ent)
40 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
41 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
42 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
44 AC_SUBST(TEST_SHELL,sh)
47 AC_PATH_PROG(PATH_GROUPADD_PROG, groupadd, groupadd,
48 [/usr/sbin${PATH_SEPARATOR}/etc])
49 AC_PATH_PROG(PATH_USERADD_PROG, useradd, useradd,
50 [/usr/sbin${PATH_SEPARATOR}/etc])
51 AC_CHECK_PROG(MAKE_PACKAGE_SUPPORTED, pkgmk, yes, no)
52 if test -x /sbin/sh; then
53 AC_SUBST(STARTUP_SCRIPT_SHELL,/sbin/sh)
55 AC_SUBST(STARTUP_SCRIPT_SHELL,/bin/sh)
61 if test -z "$AR" ; then
62 AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
65 # Use LOGIN_PROGRAM from environment if possible
66 if test ! -z "$LOGIN_PROGRAM" ; then
67 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM",
68 [If your header files don't define LOGIN_PROGRAM,
69 then use this (detected) from environment and PATH])
72 AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
73 if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
74 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
78 AC_PATH_PROG(PATH_PASSWD_PROG, passwd)
79 if test ! -z "$PATH_PASSWD_PROG" ; then
80 AC_DEFINE_UNQUOTED(_PATH_PASSWD_PROG, "$PATH_PASSWD_PROG",
81 [Full path of your "passwd" program])
84 if test -z "$LD" ; then
91 AC_CHECK_DECL(LLONG_MAX, have_llong_max=1, , [#include <limits.h>])
94 AC_ARG_WITH(stackprotect,
95 [ --without-stackprotect Don't use compiler's stack protection], [
96 if test "x$withval" = "xno"; then
100 if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
101 CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wuninitialized"
102 GCC_VER=`$CC -v 2>&1 | $AWK '/gcc version /{print $3}'`
104 1.*) no_attrib_nonnull=1 ;;
106 CFLAGS="$CFLAGS -Wsign-compare"
109 2.*) no_attrib_nonnull=1 ;;
110 3.*) CFLAGS="$CFLAGS -Wsign-compare -Wformat-security" ;;
111 4.*) CFLAGS="$CFLAGS -Wsign-compare -Wno-pointer-sign -Wformat-security" ;;
115 AC_MSG_CHECKING(if $CC accepts -fno-builtin-memset)
116 saved_CFLAGS="$CFLAGS"
117 CFLAGS="$CFLAGS -fno-builtin-memset"
118 AC_LINK_IFELSE( [AC_LANG_SOURCE([[
120 int main(void){char b[10]; memset(b, 0, sizeof(b));}
122 [ AC_MSG_RESULT(yes) ],
124 CFLAGS="$saved_CFLAGS" ]
127 # -fstack-protector-all doesn't always work for some GCC versions
128 # and/or platforms, so we test if we can. If it's not supported
129 # on a given platform gcc will emit a warning so we use -Werror.
130 if test "x$use_stack_protector" = "x1"; then
131 for t in -fstack-protector-all -fstack-protector; do
132 AC_MSG_CHECKING(if $CC supports $t)
133 saved_CFLAGS="$CFLAGS"
134 saved_LDFLAGS="$LDFLAGS"
135 CFLAGS="$CFLAGS $t -Werror"
136 LDFLAGS="$LDFLAGS $t -Werror"
140 int main(void){char x[[256]]; snprintf(x, sizeof(x), "XXX"); return 0;}
143 CFLAGS="$saved_CFLAGS $t"
144 LDFLAGS="$saved_LDFLAGS $t"
145 AC_MSG_CHECKING(if $t works)
149 int main(void){char x[[256]]; snprintf(x, sizeof(x), "XXX"); return 0;}
153 [ AC_MSG_RESULT(no) ],
154 [ AC_MSG_WARN([cross compiling: cannot test])
158 [ AC_MSG_RESULT(no) ]
160 CFLAGS="$saved_CFLAGS"
161 LDFLAGS="$saved_LDFLAGS"
165 if test -z "$have_llong_max"; then
166 # retry LLONG_MAX with -std=gnu99, needed on some Linuxes
167 unset ac_cv_have_decl_LLONG_MAX
168 saved_CFLAGS="$CFLAGS"
169 CFLAGS="$CFLAGS -std=gnu99"
170 AC_CHECK_DECL(LLONG_MAX,
172 [CFLAGS="$saved_CFLAGS"],
173 [#include <limits.h>]
178 if test "x$no_attrib_nonnull" != "x1" ; then
179 AC_DEFINE(HAVE_ATTRIBUTE__NONNULL__, 1, [Have attribute nonnull])
183 [ --without-rpath Disable auto-added -R linker paths],
185 if test "x$withval" = "xno" ; then
188 if test "x$withval" = "xyes" ; then
194 # Allow user to specify flags
196 [ --with-cflags Specify additional flags to pass to compiler],
198 if test -n "$withval" && test "x$withval" != "xno" && \
199 test "x${withval}" != "xyes"; then
200 CFLAGS="$CFLAGS $withval"
204 AC_ARG_WITH(cppflags,
205 [ --with-cppflags Specify additional flags to pass to preprocessor] ,
207 if test -n "$withval" && test "x$withval" != "xno" && \
208 test "x${withval}" != "xyes"; then
209 CPPFLAGS="$CPPFLAGS $withval"
214 [ --with-ldflags Specify additional flags to pass to linker],
216 if test -n "$withval" && test "x$withval" != "xno" && \
217 test "x${withval}" != "xyes"; then
218 LDFLAGS="$LDFLAGS $withval"
223 [ --with-libs Specify additional libraries to link with],
225 if test -n "$withval" && test "x$withval" != "xno" && \
226 test "x${withval}" != "xyes"; then
227 LIBS="$LIBS $withval"
232 [ --with-Werror Build main code with -Werror],
234 if test -n "$withval" && test "x$withval" != "xno"; then
235 werror_flags="-Werror"
236 if test "x${withval}" != "xyes"; then
237 werror_flags="$withval"
269 security/pam_appl.h \
310 # lastlog.h requires sys/time.h to be included first on Solaris
311 AC_CHECK_HEADERS(lastlog.h, [], [], [
312 #ifdef HAVE_SYS_TIME_H
313 # include <sys/time.h>
317 # sys/ptms.h requires sys/stream.h to be included first on Solaris
318 AC_CHECK_HEADERS(sys/ptms.h, [], [], [
319 #ifdef HAVE_SYS_STREAM_H
320 # include <sys/stream.h>
324 # login_cap.h requires sys/types.h on NetBSD
325 AC_CHECK_HEADERS(login_cap.h, [], [], [
326 #include <sys/types.h>
329 # Messages for features tested for in target-specific section
333 # Check for some target-specific stuff
336 # Some versions of VAC won't allow macro redefinitions at
337 # -qlanglevel=ansi, and autoconf 2.60 sometimes insists on using that
338 # particularly with older versions of vac or xlc.
339 # It also throws errors about null macro argments, but these are
341 AC_MSG_CHECKING(if compiler allows macro redefinitions)
344 #define testmacro foo
345 #define testmacro bar
346 int main(void) { exit(0); }
348 [ AC_MSG_RESULT(yes) ],
350 CC="`echo $CC | sed 's/-qlanglvl\=ansi//g'`"
351 LD="`echo $LD | sed 's/-qlanglvl\=ansi//g'`"
352 CFLAGS="`echo $CFLAGS | sed 's/-qlanglvl\=ansi//g'`"
353 CPPFLAGS="`echo $CPPFLAGS | sed 's/-qlanglvl\=ansi//g'`"
357 AC_MSG_CHECKING([how to specify blibpath for linker ($LD)])
358 if (test -z "$blibpath"); then
359 blibpath="/usr/lib:/lib"
361 saved_LDFLAGS="$LDFLAGS"
362 if test "$GCC" = "yes"; then
363 flags="-Wl,-blibpath: -Wl,-rpath, -blibpath:"
365 flags="-blibpath: -Wl,-blibpath: -Wl,-rpath,"
367 for tryflags in $flags ;do
368 if (test -z "$blibflags"); then
369 LDFLAGS="$saved_LDFLAGS $tryflags$blibpath"
370 AC_TRY_LINK([], [], [blibflags=$tryflags])
373 if (test -z "$blibflags"); then
374 AC_MSG_RESULT(not found)
375 AC_MSG_ERROR([*** must be able to specify blibpath on AIX - check config.log])
377 AC_MSG_RESULT($blibflags)
379 LDFLAGS="$saved_LDFLAGS"
380 dnl Check for authenticate. Might be in libs.a on older AIXes
381 AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE, 1,
382 [Define if you want to enable AIX4's authenticate function])],
383 [AC_CHECK_LIB(s,authenticate,
384 [ AC_DEFINE(WITH_AIXAUTHENTICATE)
388 dnl Check for various auth function declarations in headers.
389 AC_CHECK_DECLS([authenticate, loginrestrictions, loginsuccess,
390 passwdexpired, setauthdb], , , [#include <usersec.h>])
391 dnl Check if loginfailed is declared and takes 4 arguments (AIX >= 5.2)
392 AC_CHECK_DECLS(loginfailed,
393 [AC_MSG_CHECKING(if loginfailed takes 4 arguments)
395 [#include <usersec.h>],
396 [(void)loginfailed("user","host","tty",0);],
398 AC_DEFINE(AIX_LOGINFAILED_4ARG, 1,
399 [Define if your AIX loginfailed() function
400 takes 4 arguments (AIX >= 5.2)])],
404 [#include <usersec.h>]
406 AC_CHECK_FUNCS(getgrset setauthdb)
407 AC_CHECK_DECL(F_CLOSEM,
408 AC_DEFINE(HAVE_FCNTL_CLOSEM, 1, [Use F_CLOSEM fcntl for closefrom]),
410 [ #include <limits.h>
413 check_for_aix_broken_getaddrinfo=1
414 AC_DEFINE(BROKEN_REALPATH, 1, [Define if you have a broken realpath.])
415 AC_DEFINE(SETEUID_BREAKS_SETUID, 1,
416 [Define if your platform breaks doing a seteuid before a setuid])
417 AC_DEFINE(BROKEN_SETREUID, 1, [Define if your setreuid() is broken])
418 AC_DEFINE(BROKEN_SETREGID, 1, [Define if your setregid() is broken])
419 dnl AIX handles lastlog as part of its login message
420 AC_DEFINE(DISABLE_LASTLOG, 1, [Define if you don't want to use lastlog])
421 AC_DEFINE(LOGIN_NEEDS_UTMPX, 1,
422 [Some systems need a utmpx entry for /bin/login to work])
423 AC_DEFINE(SPT_TYPE,SPT_REUSEARGV,
424 [Define to a Set Process Title type if your system is
425 supported by bsd-setproctitle.c])
426 AC_DEFINE(SSHPAM_CHAUTHTOK_NEEDS_RUID, 1,
427 [AIX 5.2 and 5.3 (and presumably newer) require this])
428 AC_DEFINE(PTY_ZEROREAD, 1, [read(1) can return 0 for a non-closed fd])
431 check_for_libcrypt_later=1
432 LIBS="$LIBS /usr/lib/textreadmode.o"
433 AC_DEFINE(HAVE_CYGWIN, 1, [Define if you are on Cygwin])
434 AC_DEFINE(USE_PIPES, 1, [Use PIPES instead of a socketpair()])
435 AC_DEFINE(DISABLE_SHADOW, 1,
436 [Define if you want to disable shadow passwords])
437 AC_DEFINE(IP_TOS_IS_BROKEN, 1,
438 [Define if your system choked on IP TOS setting])
439 AC_DEFINE(NO_X11_UNIX_SOCKETS, 1,
440 [Define if X11 doesn't support AF_UNIX sockets on that system])
441 AC_DEFINE(NO_IPPORT_RESERVED_CONCEPT, 1,
442 [Define if the concept of ports only accessible to
443 superusers isn't known])
444 AC_DEFINE(DISABLE_FD_PASSING, 1,
445 [Define if your platform needs to skip post auth
446 file descriptor passing])
449 AC_DEFINE(IP_TOS_IS_BROKEN)
450 AC_DEFINE(SETEUID_BREAKS_SETUID)
451 AC_DEFINE(BROKEN_SETREUID)
452 AC_DEFINE(BROKEN_SETREGID)
455 AC_MSG_CHECKING(if we have working getaddrinfo)
456 AC_TRY_RUN([#include <mach-o/dyld.h>
457 main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16))
461 }], [AC_MSG_RESULT(working)],
462 [AC_MSG_RESULT(buggy)
463 AC_DEFINE(BROKEN_GETADDRINFO, 1, [getaddrinfo is broken (if present)])],
464 [AC_MSG_RESULT(assume it is working)])
465 AC_DEFINE(SETEUID_BREAKS_SETUID)
466 AC_DEFINE(BROKEN_SETREUID)
467 AC_DEFINE(BROKEN_SETREGID)
468 AC_DEFINE(BROKEN_GLOB, 1, [OS X glob does not do what we expect])
469 AC_DEFINE_UNQUOTED(BIND_8_COMPAT, 1,
470 [Define if your resolver libs need this for getrrsetbyname])
471 AC_DEFINE(SSH_TUN_FREEBSD, 1, [Open tunnel devices the FreeBSD way])
472 AC_DEFINE(SSH_TUN_COMPAT_AF, 1,
473 [Use tunnel device compatibility to OpenBSD])
474 AC_DEFINE(SSH_TUN_PREPEND_AF, 1,
475 [Prepend the address family to IP tunnel traffic])
476 m4_pattern_allow(AU_IPv)
477 AC_CHECK_DECL(AU_IPv4, [],
478 AC_DEFINE(AU_IPv4, 0, [System only supports IPv4 audit records])
479 [#include <bsm/audit.h>]
483 SSHDLIBS="$SSHDLIBS -lcrypt"
486 # first we define all of the options common to all HP-UX releases
487 CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
488 IPADDR_IN_DISPLAY=yes
490 AC_DEFINE(LOGIN_NO_ENDOPT, 1,
491 [Define if your login program cannot handle end of options ("--")])
492 AC_DEFINE(LOGIN_NEEDS_UTMPX)
493 AC_DEFINE(LOCKED_PASSWD_STRING, "*",
494 [String used in /etc/passwd to denote locked account])
495 AC_DEFINE(SPT_TYPE,SPT_PSTAT)
496 MAIL="/var/mail/username"
498 AC_CHECK_LIB(xnet, t_error, ,
499 AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
501 # next, we define all of the options specific to major releases
504 if test -z "$GCC"; then
509 AC_DEFINE(PAM_SUN_CODEBASE, 1,
510 [Define if you are using Solaris-derived PAM which
511 passes pam_messages to the conversation function
512 with an extra level of indirection])
513 AC_DEFINE(DISABLE_UTMP, 1,
514 [Define if you don't want to use utmp])
515 AC_DEFINE(USE_BTMP, 1, [Use btmp to log bad logins])
516 check_for_hpux_broken_getaddrinfo=1
517 check_for_conflicting_getspnam=1
521 # lastly, we define options specific to minor releases
524 AC_DEFINE(HAVE_SECUREWARE, 1,
525 [Define if you have SecureWare-based
526 protected password database])
527 disable_ptmx_check=yes
533 PATH="$PATH:/usr/etc"
534 AC_DEFINE(BROKEN_INET_NTOA, 1,
535 [Define if you system's inet_ntoa is busted
536 (e.g. Irix gcc issue)])
537 AC_DEFINE(SETEUID_BREAKS_SETUID)
538 AC_DEFINE(BROKEN_SETREUID)
539 AC_DEFINE(BROKEN_SETREGID)
540 AC_DEFINE(WITH_ABBREV_NO_TTY, 1,
541 [Define if you shouldn't strip 'tty' from your
543 AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
546 PATH="$PATH:/usr/etc"
547 AC_DEFINE(WITH_IRIX_ARRAY, 1,
548 [Define if you have/want arrays
549 (cluster-wide session managment, not C arrays)])
550 AC_DEFINE(WITH_IRIX_PROJECT, 1,
551 [Define if you want IRIX project management])
552 AC_DEFINE(WITH_IRIX_AUDIT, 1,
553 [Define if you want IRIX audit trails])
554 AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS, 1,
555 [Define if you want IRIX kernel jobs])])
556 AC_DEFINE(BROKEN_INET_NTOA)
557 AC_DEFINE(SETEUID_BREAKS_SETUID)
558 AC_DEFINE(BROKEN_SETREUID)
559 AC_DEFINE(BROKEN_SETREGID)
560 AC_DEFINE(BROKEN_UPDWTMPX, 1, [updwtmpx is broken (if present)])
561 AC_DEFINE(WITH_ABBREV_NO_TTY)
562 AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
566 check_for_libcrypt_later=1
567 check_for_openpty_ctty_bug=1
568 AC_DEFINE(PAM_TTY_KLUDGE, 1,
569 [Work around problematic Linux PAM modules handling of PAM_TTY])
570 AC_DEFINE(LOCKED_PASSWD_PREFIX, "!",
571 [String used in /etc/passwd to denote locked account])
572 AC_DEFINE(SPT_TYPE,SPT_REUSEARGV)
573 AC_DEFINE(LINK_OPNOTSUPP_ERRNO, EPERM,
574 [Define to whatever link() returns for "not supported"
575 if it doesn't return EOPNOTSUPP.])
576 AC_DEFINE(_PATH_BTMP, "/var/log/btmp", [log for bad login attempts])
578 inet6_default_4in6=yes
581 AC_DEFINE(BROKEN_CMSG_TYPE, 1,
582 [Define if cmsg_type is not passed correctly])
585 # tun(4) forwarding compat code
586 AC_CHECK_HEADERS(linux/if_tun.h)
587 if test "x$ac_cv_header_linux_if_tun_h" = "xyes" ; then
588 AC_DEFINE(SSH_TUN_LINUX, 1,
589 [Open tunnel devices the Linux tun/tap way])
590 AC_DEFINE(SSH_TUN_COMPAT_AF, 1,
591 [Use tunnel device compatibility to OpenBSD])
592 AC_DEFINE(SSH_TUN_PREPEND_AF, 1,
593 [Prepend the address family to IP tunnel traffic])
596 mips-sony-bsd|mips-sony-newsos4)
597 AC_DEFINE(NEED_SETPGRP, 1, [Need setpgrp to acquire controlling tty])
601 check_for_libcrypt_before=1
602 if test "x$withval" != "xno" ; then
605 AC_DEFINE(SSH_TUN_FREEBSD, 1, [Open tunnel devices the FreeBSD way])
606 AC_CHECK_HEADER([net/if_tap.h], ,
607 AC_DEFINE(SSH_TUN_NO_L2, 1, [No layer 2 tunnel support]))
608 AC_DEFINE(SSH_TUN_PREPEND_AF, 1,
609 [Prepend the address family to IP tunnel traffic])
612 check_for_libcrypt_later=1
613 AC_DEFINE(LOCKED_PASSWD_PREFIX, "*LOCKED*", [Account locked with pw(1)])
614 AC_DEFINE(SSH_TUN_FREEBSD, 1, [Open tunnel devices the FreeBSD way])
615 AC_CHECK_HEADER([net/if_tap.h], ,
616 AC_DEFINE(SSH_TUN_NO_L2, 1, [No layer 2 tunnel support]))
617 AC_DEFINE(BROKEN_GLOB, 1, [FreeBSD glob does not do what we need])
620 AC_DEFINE(SETEUID_BREAKS_SETUID)
621 AC_DEFINE(BROKEN_SETREUID)
622 AC_DEFINE(BROKEN_SETREGID)
625 conf_lastlog_location="/usr/adm/lastlog"
626 conf_utmp_location=/etc/utmp
627 conf_wtmp_location=/usr/adm/wtmp
629 AC_DEFINE(HAVE_NEXT, 1, [Define if you are on NeXT])
630 AC_DEFINE(BROKEN_REALPATH)
632 AC_DEFINE(BROKEN_SAVED_UIDS, 1, [Needed for NeXT])
635 AC_DEFINE(HAVE_ATTRIBUTE__SENTINEL__, 1, [OpenBSD's gcc has sentinel])
636 AC_DEFINE(HAVE_ATTRIBUTE__BOUNDED__, 1, [OpenBSD's gcc has bounded])
637 AC_DEFINE(SSH_TUN_OPENBSD, 1, [Open tunnel devices the OpenBSD way])
638 AC_DEFINE(SYSLOG_R_SAFE_IN_SIGHAND, 1,
639 [syslog_r function is safe to use in in a signal handler])
642 if test "x$withval" != "xno" ; then
645 AC_DEFINE(PAM_SUN_CODEBASE)
646 AC_DEFINE(LOGIN_NEEDS_UTMPX)
647 AC_DEFINE(LOGIN_NEEDS_TERM, 1,
648 [Some versions of /bin/login need the TERM supplied
650 AC_DEFINE(PAM_TTY_KLUDGE)
651 AC_DEFINE(SSHPAM_CHAUTHTOK_NEEDS_RUID, 1,
652 [Define if pam_chauthtok wants real uid set
653 to the unpriv'ed user])
654 AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
655 # Pushing STREAMS modules will cause sshd to acquire a controlling tty.
656 AC_DEFINE(SSHD_ACQUIRES_CTTY, 1,
657 [Define if sshd somehow reacquires a controlling TTY
659 AC_DEFINE(PASSWD_NEEDS_USERNAME, 1, [must supply username to passwd
660 in case the name is longer than 8 chars])
661 external_path_file=/etc/default/login
662 # hardwire lastlog location (can't detect it on some versions)
663 conf_lastlog_location="/var/adm/lastlog"
664 AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
665 sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
666 if test "$sol2ver" -ge 8; then
668 AC_DEFINE(DISABLE_UTMP)
669 AC_DEFINE(DISABLE_WTMP, 1,
670 [Define if you don't want to use wtmp])
674 AC_ARG_WITH(solaris-contracts,
675 [ --with-solaris-contracts Enable Solaris process contracts (experimental)],
677 AC_CHECK_LIB(contract, ct_tmpl_activate,
678 [ AC_DEFINE(USE_SOLARIS_PROCESS_CONTRACTS, 1,
679 [Define if you have Solaris process contracts])
680 SSHDLIBS="$SSHDLIBS -lcontract"
687 CPPFLAGS="$CPPFLAGS -DSUNOS4"
688 AC_CHECK_FUNCS(getpwanam)
689 AC_DEFINE(PAM_SUN_CODEBASE)
690 conf_utmp_location=/etc/utmp
691 conf_wtmp_location=/var/adm/wtmp
692 conf_lastlog_location=/var/adm/lastlog
698 AC_DEFINE(SSHD_ACQUIRES_CTTY)
699 AC_DEFINE(SETEUID_BREAKS_SETUID)
700 AC_DEFINE(BROKEN_SETREUID)
701 AC_DEFINE(BROKEN_SETREGID)
704 # /usr/ucblib MUST NOT be searched on ReliantUNIX
705 AC_CHECK_LIB(dl, dlsym, ,)
706 # -lresolv needs to be at the end of LIBS or DNS lookups break
707 AC_CHECK_LIB(resolv, res_query, [ LIBS="$LIBS -lresolv" ])
708 IPADDR_IN_DISPLAY=yes
710 AC_DEFINE(IP_TOS_IS_BROKEN)
711 AC_DEFINE(SETEUID_BREAKS_SETUID)
712 AC_DEFINE(BROKEN_SETREUID)
713 AC_DEFINE(BROKEN_SETREGID)
714 AC_DEFINE(SSHD_ACQUIRES_CTTY)
715 external_path_file=/etc/default/login
716 # /usr/ucblib/libucb.a no longer needed on ReliantUNIX
717 # Attention: always take care to bind libsocket and libnsl before libc,
718 # otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
720 # UnixWare 1.x, UnixWare 2.x, and others based on code from Univel.
723 AC_DEFINE(SETEUID_BREAKS_SETUID)
724 AC_DEFINE(BROKEN_SETREUID)
725 AC_DEFINE(BROKEN_SETREGID)
726 AC_DEFINE(PASSWD_NEEDS_USERNAME, 1, [must supply username to passwd])
727 AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
729 # UnixWare 7.x, OpenUNIX 8
731 AC_DEFINE(UNIXWARE_LONG_PASSWORDS, 1, [Support passwords > 8 chars])
733 AC_DEFINE(SETEUID_BREAKS_SETUID)
734 AC_DEFINE(BROKEN_SETREUID)
735 AC_DEFINE(BROKEN_SETREGID)
736 AC_DEFINE(PASSWD_NEEDS_USERNAME)
738 *-*-sysv5SCO_SV*) # SCO OpenServer 6.x
739 TEST_SHELL=/u95/bin/sh
740 AC_DEFINE(BROKEN_LIBIAF, 1,
741 [ia_uinfo routines not supported by OS yet])
742 AC_DEFINE(BROKEN_UPDWTMPX)
743 AC_CHECK_LIB(prot, getluid,[ LIBS="$LIBS -lprot"
744 AC_CHECK_FUNCS(getluid setluid,,,-lprot)
745 AC_DEFINE(HAVE_SECUREWARE)
746 AC_DEFINE(DISABLE_SHADOW)
749 *) AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
750 check_for_libcrypt_later=1
756 # SCO UNIX and OEM versions of SCO UNIX
758 AC_MSG_ERROR("This Platform is no longer supported.")
762 if test -z "$GCC"; then
763 CFLAGS="$CFLAGS -belf"
765 LIBS="$LIBS -lprot -lx -ltinfo -lm"
768 AC_DEFINE(HAVE_SECUREWARE)
769 AC_DEFINE(DISABLE_SHADOW)
770 AC_DEFINE(DISABLE_FD_PASSING)
771 AC_DEFINE(SETEUID_BREAKS_SETUID)
772 AC_DEFINE(BROKEN_SETREUID)
773 AC_DEFINE(BROKEN_SETREGID)
774 AC_DEFINE(WITH_ABBREV_NO_TTY)
775 AC_DEFINE(BROKEN_UPDWTMPX)
776 AC_DEFINE(PASSWD_NEEDS_USERNAME)
777 AC_CHECK_FUNCS(getluid setluid)
782 AC_DEFINE(NO_SSH_LASTLOG, 1,
783 [Define if you don't want to use lastlog in session.c])
784 AC_DEFINE(SETEUID_BREAKS_SETUID)
785 AC_DEFINE(BROKEN_SETREUID)
786 AC_DEFINE(BROKEN_SETREGID)
788 AC_DEFINE(DISABLE_FD_PASSING)
790 LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
794 AC_DEFINE(SETEUID_BREAKS_SETUID)
795 AC_DEFINE(BROKEN_SETREUID)
796 AC_DEFINE(BROKEN_SETREGID)
797 AC_DEFINE(WITH_ABBREV_NO_TTY)
799 AC_DEFINE(DISABLE_FD_PASSING)
801 LIBS="$LIBS -lgen -lacid -ldb"
805 AC_DEFINE(SETEUID_BREAKS_SETUID)
806 AC_DEFINE(BROKEN_SETREUID)
807 AC_DEFINE(BROKEN_SETREGID)
809 AC_DEFINE(DISABLE_FD_PASSING)
810 AC_DEFINE(NO_SSH_LASTLOG)
811 LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal"
812 LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
816 AC_MSG_CHECKING(for Digital Unix SIA)
819 [ --with-osfsia Enable Digital Unix SIA],
821 if test "x$withval" = "xno" ; then
822 AC_MSG_RESULT(disabled)
827 if test -z "$no_osfsia" ; then
828 if test -f /etc/sia/matrix.conf; then
830 AC_DEFINE(HAVE_OSF_SIA, 1,
831 [Define if you have Digital Unix Security
832 Integration Architecture])
833 AC_DEFINE(DISABLE_LOGIN, 1,
834 [Define if you don't want to use your
835 system's login() call])
836 AC_DEFINE(DISABLE_FD_PASSING)
837 LIBS="$LIBS -lsecurity -ldb -lm -laud"
841 AC_DEFINE(LOCKED_PASSWD_SUBSTR, "Nologin",
842 [String used in /etc/passwd to denote locked account])
845 AC_DEFINE(BROKEN_GETADDRINFO)
846 AC_DEFINE(SETEUID_BREAKS_SETUID)
847 AC_DEFINE(BROKEN_SETREUID)
848 AC_DEFINE(BROKEN_SETREGID)
849 AC_DEFINE(BROKEN_READV_COMPARISON, 1, [Can't do comparisons on readv])
854 AC_DEFINE(NO_X11_UNIX_SOCKETS)
855 AC_DEFINE(MISSING_NFDBITS, 1, [Define on *nto-qnx systems])
856 AC_DEFINE(MISSING_HOWMANY, 1, [Define on *nto-qnx systems])
857 AC_DEFINE(MISSING_FD_MASK, 1, [Define on *nto-qnx systems])
858 AC_DEFINE(DISABLE_LASTLOG)
859 AC_DEFINE(SSHD_ACQUIRES_CTTY)
860 AC_DEFINE(BROKEN_SHADOW_EXPIRE, 1, [QNX shadow support is broken])
861 enable_etc_default_login=no # has incompatible /etc/default/login
864 AC_DEFINE(DISABLE_FD_PASSING)
870 AC_DEFINE(BROKEN_GETGROUPS, 1, [getgroups(0,NULL) will return -1])
871 AC_DEFINE(BROKEN_MMAP, 1, [Ultrix mmap can't map files])
872 AC_DEFINE(NEED_SETPGRP)
873 AC_DEFINE(HAVE_SYS_SYSLOG_H, 1, [Force use of sys/syslog.h on Ultrix])
877 CFLAGS="$CFLAGS -D__NO_INCLUDE_WARN__"
878 AC_DEFINE(MISSING_HOWMANY)
879 AC_DEFINE(BROKEN_SETVBUF, 1, [LynxOS has broken setvbuf() implementation])
883 AC_MSG_CHECKING(compiler and flags for sanity)
889 [ AC_MSG_RESULT(yes) ],
892 AC_MSG_ERROR([*** compiler cannot create working executables, check config.log ***])
894 [ AC_MSG_WARN([cross compiling: not checking compiler sanity]) ]
897 dnl Checks for header files.
898 # Checks for libraries.
899 AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
900 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
902 dnl IRIX and Solaris 2.5.1 have dirname() in libgen
903 AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
904 AC_CHECK_LIB(gen, dirname,[
905 AC_CACHE_CHECK([for broken dirname],
906 ac_cv_have_broken_dirname, [
914 int main(int argc, char **argv) {
917 strncpy(buf,"/etc", 32);
919 if (!s || strncmp(s, "/", 32) != 0) {
926 [ ac_cv_have_broken_dirname="no" ],
927 [ ac_cv_have_broken_dirname="yes" ],
928 [ ac_cv_have_broken_dirname="no" ],
932 if test "x$ac_cv_have_broken_dirname" = "xno" ; then
934 AC_DEFINE(HAVE_DIRNAME)
935 AC_CHECK_HEADERS(libgen.h)
940 AC_CHECK_FUNC(getspnam, ,
941 AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
942 AC_SEARCH_LIBS(basename, gen, AC_DEFINE(HAVE_BASENAME, 1,
943 [Define if you have the basename function.]))
947 [ --with-zlib=PATH Use zlib in PATH],
948 [ if test "x$withval" = "xno" ; then
949 AC_MSG_ERROR([*** zlib is required ***])
950 elif test "x$withval" != "xyes"; then
951 if test -d "$withval/lib"; then
952 if test -n "${need_dash_r}"; then
953 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
955 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
958 if test -n "${need_dash_r}"; then
959 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
961 LDFLAGS="-L${withval} ${LDFLAGS}"
964 if test -d "$withval/include"; then
965 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
967 CPPFLAGS="-I${withval} ${CPPFLAGS}"
972 AC_CHECK_LIB(z, deflate, ,
974 saved_CPPFLAGS="$CPPFLAGS"
975 saved_LDFLAGS="$LDFLAGS"
977 dnl Check default zlib install dir
978 if test -n "${need_dash_r}"; then
979 LDFLAGS="-L/usr/local/lib -R/usr/local/lib ${saved_LDFLAGS}"
981 LDFLAGS="-L/usr/local/lib ${saved_LDFLAGS}"
983 CPPFLAGS="-I/usr/local/include ${saved_CPPFLAGS}"
985 AC_TRY_LINK_FUNC(deflate, AC_DEFINE(HAVE_LIBZ),
987 AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***])
992 AC_CHECK_HEADER([zlib.h], ,AC_MSG_ERROR([*** zlib.h missing - please install first or check config.log ***]))
994 AC_ARG_WITH(zlib-version-check,
995 [ --without-zlib-version-check Disable zlib version check],
996 [ if test "x$withval" = "xno" ; then
997 zlib_check_nonfatal=1
1002 AC_MSG_CHECKING(for possibly buggy zlib)
1003 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1008 int a=0, b=0, c=0, d=0, n, v;
1009 n = sscanf(ZLIB_VERSION, "%d.%d.%d.%d", &a, &b, &c, &d);
1010 if (n != 3 && n != 4)
1012 v = a*1000000 + b*10000 + c*100 + d;
1013 fprintf(stderr, "found zlib version %s (%d)\n", ZLIB_VERSION, v);
1016 if (a == 1 && b == 1 && c >= 4)
1019 /* 1.2.3 and up are OK */
1027 [ AC_MSG_RESULT(yes)
1028 if test -z "$zlib_check_nonfatal" ; then
1029 AC_MSG_ERROR([*** zlib too old - check config.log ***
1030 Your reported zlib version has known security problems. It's possible your
1031 vendor has fixed these problems without changing the version number. If you
1032 are sure this is the case, you can disable the check by running
1033 "./configure --without-zlib-version-check".
1034 If you are in doubt, upgrade zlib to version 1.2.3 or greater.
1035 See http://www.gzip.org/zlib/ for details.])
1037 AC_MSG_WARN([zlib version may have security problems])
1040 [ AC_MSG_WARN([cross compiling: not checking zlib version]) ]
1044 AC_CHECK_FUNC(strcasecmp,
1045 [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
1047 AC_CHECK_FUNCS(utimes,
1048 [], [ AC_CHECK_LIB(c89, utimes, [AC_DEFINE(HAVE_UTIMES)
1049 LIBS="$LIBS -lc89"]) ]
1052 dnl Checks for libutil functions
1053 AC_CHECK_HEADERS(libutil.h)
1054 AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN, 1,
1055 [Define if your libraries define login()])])
1056 AC_CHECK_FUNCS(fmt_scaled logout updwtmp logwtmp)
1060 # Check for ALTDIRFUNC glob() extension
1061 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
1062 AC_EGREP_CPP(FOUNDIT,
1065 #ifdef GLOB_ALTDIRFUNC
1070 AC_DEFINE(GLOB_HAS_ALTDIRFUNC, 1,
1071 [Define if your system glob() function has
1072 the GLOB_ALTDIRFUNC extension])
1080 # Check for g.gl_matchc glob() extension
1081 AC_MSG_CHECKING(for gl_matchc field in glob_t)
1083 [ #include <glob.h> ],
1084 [glob_t g; g.gl_matchc = 1;],
1086 AC_DEFINE(GLOB_HAS_GL_MATCHC, 1,
1087 [Define if your system glob() function has
1088 gl_matchc options in glob_t])
1096 AC_CHECK_DECLS(GLOB_NOMATCH, , , [#include <glob.h>])
1098 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
1101 #include <sys/types.h>
1103 int main(void){struct dirent d;exit(sizeof(d.d_name)<=sizeof(char));}
1105 [AC_MSG_RESULT(yes)],
1108 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME, 1,
1109 [Define if your struct dirent expects you to
1110 allocate extra space for d_name])
1113 AC_MSG_WARN([cross compiling: assuming BROKEN_ONE_BYTE_DIRENT_D_NAME])
1114 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
1118 AC_MSG_CHECKING([for /proc/pid/fd directory])
1119 if test -d "/proc/$$/fd" ; then
1120 AC_DEFINE(HAVE_PROC_PID, 1, [Define if you have /proc/$pid/fd])
1126 # Check whether user wants S/Key support
1129 [ --with-skey[[=PATH]] Enable S/Key support (optionally in PATH)],
1131 if test "x$withval" != "xno" ; then
1133 if test "x$withval" != "xyes" ; then
1134 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1135 LDFLAGS="$LDFLAGS -L${withval}/lib"
1138 AC_DEFINE(SKEY, 1, [Define if you want S/Key support])
1142 AC_MSG_CHECKING([for s/key support])
1147 int main() { char *ff = skey_keyinfo(""); ff=""; exit(0); }
1149 [AC_MSG_RESULT(yes)],
1152 AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
1154 AC_MSG_CHECKING(if skeychallenge takes 4 arguments)
1158 [(void)skeychallenge(NULL,"name","",0);],
1160 AC_DEFINE(SKEYCHALLENGE_4ARG, 1,
1161 [Define if your skeychallenge()
1162 function takes 4 arguments (NetBSD)])],
1169 # Check whether user wants TCP wrappers support
1171 AC_ARG_WITH(tcp-wrappers,
1172 [ --with-tcp-wrappers[[=PATH]] Enable tcpwrappers support (optionally in PATH)],
1174 if test "x$withval" != "xno" ; then
1176 saved_LDFLAGS="$LDFLAGS"
1177 saved_CPPFLAGS="$CPPFLAGS"
1178 if test -n "${withval}" && \
1179 test "x${withval}" != "xyes"; then
1180 if test -d "${withval}/lib"; then
1181 if test -n "${need_dash_r}"; then
1182 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
1184 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
1187 if test -n "${need_dash_r}"; then
1188 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
1190 LDFLAGS="-L${withval} ${LDFLAGS}"
1193 if test -d "${withval}/include"; then
1194 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
1196 CPPFLAGS="-I${withval} ${CPPFLAGS}"
1200 AC_MSG_CHECKING(for libwrap)
1203 #include <sys/types.h>
1204 #include <sys/socket.h>
1205 #include <netinet/in.h>
1207 int deny_severity = 0, allow_severity = 0;
1212 AC_DEFINE(LIBWRAP, 1,
1214 TCP Wrappers support])
1215 SSHDLIBS="$SSHDLIBS -lwrap"
1219 AC_MSG_ERROR([*** libwrap missing])
1227 # Check whether user wants libedit support
1229 AC_ARG_WITH(libedit,
1230 [ --with-libedit[[=PATH]] Enable libedit support for sftp],
1231 [ if test "x$withval" != "xno" ; then
1232 if test "x$withval" != "xyes"; then
1233 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1234 if test -n "${need_dash_r}"; then
1235 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
1237 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
1240 AC_CHECK_LIB(edit, el_init,
1241 [ AC_DEFINE(USE_LIBEDIT, 1, [Use libedit for sftp])
1242 LIBEDIT="-ledit -lcurses"
1246 [ AC_MSG_ERROR(libedit not found) ],
1249 AC_MSG_CHECKING(if libedit version is compatible)
1252 #include <histedit.h>
1256 el_init("", NULL, NULL, NULL);
1260 [ AC_MSG_RESULT(yes) ],
1262 AC_MSG_ERROR(libedit version is not compatible) ]
1269 [ --with-audit=module Enable EXPERIMENTAL audit support (modules=debug,bsm)],
1271 AC_MSG_CHECKING(for supported audit module)
1276 dnl Checks for headers, libs and functions
1277 AC_CHECK_HEADERS(bsm/audit.h, [],
1278 [AC_MSG_ERROR(BSM enabled and bsm/audit.h not found)],
1285 AC_CHECK_LIB(bsm, getaudit, [],
1286 [AC_MSG_ERROR(BSM enabled and required library not found)])
1287 AC_CHECK_FUNCS(getaudit, [],
1288 [AC_MSG_ERROR(BSM enabled and required function not found)])
1289 # These are optional
1290 AC_CHECK_FUNCS(getaudit_addr aug_get_machine)
1291 AC_DEFINE(USE_BSM_AUDIT, 1, [Use BSM audit module])
1295 AC_MSG_RESULT(debug)
1296 AC_DEFINE(SSH_AUDIT_EVENTS, 1, Use audit debugging module)
1302 AC_MSG_ERROR([Unknown audit module $withval])
1307 dnl Checks for library functions. Please keep in alphabetical order
1311 arc4random_uniform \
1400 # IRIX has a const char return value for gai_strerror()
1401 AC_CHECK_FUNCS(gai_strerror,[
1402 AC_DEFINE(HAVE_GAI_STRERROR)
1404 #include <sys/types.h>
1405 #include <sys/socket.h>
1408 const char *gai_strerror(int);],[
1411 str = gai_strerror(0);],[
1412 AC_DEFINE(HAVE_CONST_GAI_STRERROR_PROTO, 1,
1413 [Define if gai_strerror() returns const char *])])])
1415 AC_SEARCH_LIBS(nanosleep, rt posix4, AC_DEFINE(HAVE_NANOSLEEP, 1,
1416 [Some systems put nanosleep outside of libc]))
1418 dnl Make sure prototypes are defined for these before using them.
1419 AC_CHECK_DECL(getrusage, [AC_CHECK_FUNCS(getrusage)])
1420 AC_CHECK_DECL(strsep,
1421 [AC_CHECK_FUNCS(strsep)],
1424 #ifdef HAVE_STRING_H
1425 # include <string.h>
1429 dnl tcsendbreak might be a macro
1430 AC_CHECK_DECL(tcsendbreak,
1431 [AC_DEFINE(HAVE_TCSENDBREAK)],
1432 [AC_CHECK_FUNCS(tcsendbreak)],
1433 [#include <termios.h>]
1436 AC_CHECK_DECLS(h_errno, , ,[#include <netdb.h>])
1438 AC_CHECK_DECLS(SHUT_RD, , ,
1440 #include <sys/types.h>
1441 #include <sys/socket.h>
1444 AC_CHECK_DECLS(O_NONBLOCK, , ,
1446 #include <sys/types.h>
1447 #ifdef HAVE_SYS_STAT_H
1448 # include <sys/stat.h>
1455 AC_CHECK_DECLS(writev, , , [
1456 #include <sys/types.h>
1457 #include <sys/uio.h>
1461 AC_CHECK_DECLS(MAXSYMLINKS, , , [
1462 #include <sys/param.h>
1465 AC_CHECK_DECLS(offsetof, , , [
1469 AC_CHECK_FUNCS(setresuid, [
1470 dnl Some platorms have setresuid that isn't implemented, test for this
1471 AC_MSG_CHECKING(if setresuid seems to work)
1476 int main(){errno=0; setresuid(0,0,0); if (errno==ENOSYS) exit(1); else exit(0);}
1478 [AC_MSG_RESULT(yes)],
1479 [AC_DEFINE(BROKEN_SETRESUID, 1,
1480 [Define if your setresuid() is broken])
1481 AC_MSG_RESULT(not implemented)],
1482 [AC_MSG_WARN([cross compiling: not checking setresuid])]
1486 AC_CHECK_FUNCS(setresgid, [
1487 dnl Some platorms have setresgid that isn't implemented, test for this
1488 AC_MSG_CHECKING(if setresgid seems to work)
1493 int main(){errno=0; setresgid(0,0,0); if (errno==ENOSYS) exit(1); else exit(0);}
1495 [AC_MSG_RESULT(yes)],
1496 [AC_DEFINE(BROKEN_SETRESGID, 1,
1497 [Define if your setresgid() is broken])
1498 AC_MSG_RESULT(not implemented)],
1499 [AC_MSG_WARN([cross compiling: not checking setresuid])]
1503 dnl Checks for time functions
1504 AC_CHECK_FUNCS(gettimeofday time)
1505 dnl Checks for utmp functions
1506 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
1507 AC_CHECK_FUNCS(utmpname)
1508 dnl Checks for utmpx functions
1509 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
1510 AC_CHECK_FUNCS(setutxent utmpxname)
1512 AC_CHECK_FUNC(daemon,
1513 [AC_DEFINE(HAVE_DAEMON, 1, [Define if your libraries define daemon()])],
1514 [AC_CHECK_LIB(bsd, daemon,
1515 [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
1518 AC_CHECK_FUNC(getpagesize,
1519 [AC_DEFINE(HAVE_GETPAGESIZE, 1,
1520 [Define if your libraries define getpagesize()])],
1521 [AC_CHECK_LIB(ucb, getpagesize,
1522 [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
1525 # Check for broken snprintf
1526 if test "x$ac_cv_func_snprintf" = "xyes" ; then
1527 AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
1531 int main(void){char b[5];snprintf(b,5,"123456789");exit(b[4]!='\0');}
1533 [AC_MSG_RESULT(yes)],
1536 AC_DEFINE(BROKEN_SNPRINTF, 1,
1537 [Define if your snprintf is busted])
1538 AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
1540 [ AC_MSG_WARN([cross compiling: Assuming working snprintf()]) ]
1544 # If we don't have a working asprintf, then we strongly depend on vsnprintf
1545 # returning the right thing on overflow: the number of characters it tried to
1546 # create (as per SUSv3)
1547 if test "x$ac_cv_func_asprintf" != "xyes" && \
1548 test "x$ac_cv_func_vsnprintf" = "xyes" ; then
1549 AC_MSG_CHECKING([whether vsnprintf returns correct values on overflow])
1552 #include <sys/types.h>
1556 int x_snprintf(char *str,size_t count,const char *fmt,...)
1558 size_t ret; va_list ap;
1559 va_start(ap, fmt); ret = vsnprintf(str, count, fmt, ap); va_end(ap);
1565 exit(x_snprintf(x, 1, "%s %d", "hello", 12345) == 11 ? 0 : 1);
1567 [AC_MSG_RESULT(yes)],
1570 AC_DEFINE(BROKEN_SNPRINTF, 1,
1571 [Define if your snprintf is busted])
1572 AC_MSG_WARN([****** Your vsnprintf() function is broken, complain to your vendor])
1574 [ AC_MSG_WARN([cross compiling: Assuming working vsnprintf()]) ]
1578 # On systems where [v]snprintf is broken, but is declared in stdio,
1579 # check that the fmt argument is const char * or just char *.
1580 # This is only useful for when BROKEN_SNPRINTF
1581 AC_MSG_CHECKING([whether snprintf can declare const char *fmt])
1582 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
1583 int snprintf(char *a, size_t b, const char *c, ...) { return 0; }
1584 int main(void) { snprintf(0, 0, 0); }
1587 AC_DEFINE(SNPRINTF_CONST, [const],
1588 [Define as const if snprintf() can declare const char *fmt])],
1590 AC_DEFINE(SNPRINTF_CONST, [/* not const */])])
1592 # Check for missing getpeereid (or equiv) support
1594 if test "x$ac_cv_func_getpeereid" != "xyes" -a "x$ac_cv_func_getpeerucred" != "xyes"; then
1595 AC_MSG_CHECKING([whether system supports SO_PEERCRED getsockopt])
1597 [#include <sys/types.h>
1598 #include <sys/socket.h>],
1599 [int i = SO_PEERCRED;],
1600 [ AC_MSG_RESULT(yes)
1601 AC_DEFINE(HAVE_SO_PEERCRED, 1, [Have PEERCRED socket option])
1608 dnl see whether mkstemp() requires XXXXXX
1609 if test "x$ac_cv_func_mkdtemp" = "xyes" ; then
1610 AC_MSG_CHECKING([for (overly) strict mkstemp])
1614 main() { char template[]="conftest.mkstemp-test";
1615 if (mkstemp(template) == -1)
1617 unlink(template); exit(0);
1625 AC_DEFINE(HAVE_STRICT_MKSTEMP, 1, [Silly mkstemp()])
1629 AC_DEFINE(HAVE_STRICT_MKSTEMP)
1634 dnl make sure that openpty does not reacquire controlling terminal
1635 if test ! -z "$check_for_openpty_ctty_bug"; then
1636 AC_MSG_CHECKING(if openpty correctly handles controlling tty)
1640 #include <sys/fcntl.h>
1641 #include <sys/types.h>
1642 #include <sys/wait.h>
1648 int fd, ptyfd, ttyfd, status;
1651 if (pid < 0) { /* failed */
1653 } else if (pid > 0) { /* parent */
1654 waitpid(pid, &status, 0);
1655 if (WIFEXITED(status))
1656 exit(WEXITSTATUS(status));
1659 } else { /* child */
1660 close(0); close(1); close(2);
1662 openpty(&ptyfd, &ttyfd, NULL, NULL, NULL);
1663 fd = open("/dev/tty", O_RDWR | O_NOCTTY);
1665 exit(3); /* Acquired ctty: broken */
1667 exit(0); /* Did not acquire ctty: OK */
1676 AC_DEFINE(SSHD_ACQUIRES_CTTY)
1679 AC_MSG_RESULT(cross-compiling, assuming yes)
1684 if test "x$ac_cv_func_getaddrinfo" = "xyes" && \
1685 test "x$check_for_hpux_broken_getaddrinfo" = "x1"; then
1686 AC_MSG_CHECKING(if getaddrinfo seems to work)
1690 #include <sys/socket.h>
1693 #include <netinet/in.h>
1695 #define TEST_PORT "2222"
1701 struct addrinfo *gai_ai, *ai, hints;
1702 char ntop[NI_MAXHOST], strport[NI_MAXSERV], *name = NULL;
1704 memset(&hints, 0, sizeof(hints));
1705 hints.ai_family = PF_UNSPEC;
1706 hints.ai_socktype = SOCK_STREAM;
1707 hints.ai_flags = AI_PASSIVE;
1709 err = getaddrinfo(name, TEST_PORT, &hints, &gai_ai);
1711 fprintf(stderr, "getaddrinfo failed (%s)", gai_strerror(err));
1715 for (ai = gai_ai; ai != NULL; ai = ai->ai_next) {
1716 if (ai->ai_family != AF_INET6)
1719 err = getnameinfo(ai->ai_addr, ai->ai_addrlen, ntop,
1720 sizeof(ntop), strport, sizeof(strport),
1721 NI_NUMERICHOST|NI_NUMERICSERV);
1724 if (err == EAI_SYSTEM)
1725 perror("getnameinfo EAI_SYSTEM");
1727 fprintf(stderr, "getnameinfo failed: %s\n",
1732 sock = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
1735 if (bind(sock, ai->ai_addr, ai->ai_addrlen) < 0) {
1748 AC_DEFINE(BROKEN_GETADDRINFO)
1751 AC_MSG_RESULT(cross-compiling, assuming yes)
1756 if test "x$ac_cv_func_getaddrinfo" = "xyes" && \
1757 test "x$check_for_aix_broken_getaddrinfo" = "x1"; then
1758 AC_MSG_CHECKING(if getaddrinfo seems to work)
1762 #include <sys/socket.h>
1765 #include <netinet/in.h>
1767 #define TEST_PORT "2222"
1773 struct addrinfo *gai_ai, *ai, hints;
1774 char ntop[NI_MAXHOST], strport[NI_MAXSERV], *name = NULL;
1776 memset(&hints, 0, sizeof(hints));
1777 hints.ai_family = PF_UNSPEC;
1778 hints.ai_socktype = SOCK_STREAM;
1779 hints.ai_flags = AI_PASSIVE;
1781 err = getaddrinfo(name, TEST_PORT, &hints, &gai_ai);
1783 fprintf(stderr, "getaddrinfo failed (%s)", gai_strerror(err));
1787 for (ai = gai_ai; ai != NULL; ai = ai->ai_next) {
1788 if (ai->ai_family != AF_INET && ai->ai_family != AF_INET6)
1791 err = getnameinfo(ai->ai_addr, ai->ai_addrlen, ntop,
1792 sizeof(ntop), strport, sizeof(strport),
1793 NI_NUMERICHOST|NI_NUMERICSERV);
1795 if (ai->ai_family == AF_INET && err != 0) {
1796 perror("getnameinfo");
1805 AC_DEFINE(AIX_GETNAMEINFO_HACK, 1,
1806 [Define if you have a getaddrinfo that fails
1807 for the all-zeros IPv6 address])
1811 AC_DEFINE(BROKEN_GETADDRINFO)
1814 AC_MSG_RESULT(cross-compiling, assuming no)
1819 if test "x$check_for_conflicting_getspnam" = "x1"; then
1820 AC_MSG_CHECKING(for conflicting getspnam in shadow.h)
1824 int main(void) {exit(0);}
1831 AC_DEFINE(GETSPNAM_CONFLICTING_DEFS, 1,
1832 [Conflicting defs for getspnam])
1839 # Search for OpenSSL
1840 saved_CPPFLAGS="$CPPFLAGS"
1841 saved_LDFLAGS="$LDFLAGS"
1842 AC_ARG_WITH(ssl-dir,
1843 [ --with-ssl-dir=PATH Specify path to OpenSSL installation ],
1845 if test "x$withval" != "xno" ; then
1848 ./*|../*) withval="`pwd`/$withval"
1850 if test -d "$withval/lib"; then
1851 if test -n "${need_dash_r}"; then
1852 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
1854 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
1857 if test -n "${need_dash_r}"; then
1858 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
1860 LDFLAGS="-L${withval} ${LDFLAGS}"
1863 if test -d "$withval/include"; then
1864 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
1866 CPPFLAGS="-I${withval} ${CPPFLAGS}"
1871 LIBS="-lcrypto $LIBS"
1872 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL, 1,
1873 [Define if your ssl headers are included
1874 with #include <openssl/header.h>]),
1876 dnl Check default openssl install dir
1877 if test -n "${need_dash_r}"; then
1878 LDFLAGS="-L/usr/local/ssl/lib -R/usr/local/ssl/lib ${saved_LDFLAGS}"
1880 LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}"
1882 CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}"
1883 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
1885 AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***])
1891 # Determine OpenSSL header version
1892 AC_MSG_CHECKING([OpenSSL header version])
1897 #include <openssl/opensslv.h>
1898 #define DATA "conftest.sslincver"
1903 fd = fopen(DATA,"w");
1907 if ((rc = fprintf(fd ,"%x (%s)\n", OPENSSL_VERSION_NUMBER, OPENSSL_VERSION_TEXT)) <0)
1914 ssl_header_ver=`cat conftest.sslincver`
1915 AC_MSG_RESULT($ssl_header_ver)
1918 AC_MSG_RESULT(not found)
1919 AC_MSG_ERROR(OpenSSL version header not found.)
1922 AC_MSG_WARN([cross compiling: not checking])
1926 # Determine OpenSSL library version
1927 AC_MSG_CHECKING([OpenSSL library version])
1932 #include <openssl/opensslv.h>
1933 #include <openssl/crypto.h>
1934 #define DATA "conftest.ssllibver"
1939 fd = fopen(DATA,"w");
1943 if ((rc = fprintf(fd ,"%x (%s)\n", SSLeay(), SSLeay_version(SSLEAY_VERSION))) <0)
1950 ssl_library_ver=`cat conftest.ssllibver`
1951 AC_MSG_RESULT($ssl_library_ver)
1954 AC_MSG_RESULT(not found)
1955 AC_MSG_ERROR(OpenSSL library not found.)
1958 AC_MSG_WARN([cross compiling: not checking])
1962 AC_ARG_WITH(openssl-header-check,
1963 [ --without-openssl-header-check Disable OpenSSL version consistency check],
1964 [ if test "x$withval" = "xno" ; then
1965 openssl_check_nonfatal=1
1970 # Sanity check OpenSSL headers
1971 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
1975 #include <openssl/opensslv.h>
1976 int main(void) { exit(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
1983 if test "x$openssl_check_nonfatal" = "x"; then
1984 AC_MSG_ERROR([Your OpenSSL headers do not match your
1985 library. Check config.log for details.
1986 If you are sure your installation is consistent, you can disable the check
1987 by running "./configure --without-openssl-header-check".
1988 Also see contrib/findssl.sh for help identifying header/library mismatches.
1991 AC_MSG_WARN([Your OpenSSL headers do not match your
1992 library. Check config.log for details.
1993 Also see contrib/findssl.sh for help identifying header/library mismatches.])
1997 AC_MSG_WARN([cross compiling: not checking])
2001 AC_MSG_CHECKING([if programs using OpenSSL functions will link])
2004 #include <openssl/evp.h>
2005 int main(void) { SSLeay_add_all_algorithms(); }
2014 AC_MSG_CHECKING([if programs using OpenSSL need -ldl])
2017 #include <openssl/evp.h>
2018 int main(void) { SSLeay_add_all_algorithms(); }
2031 AC_ARG_WITH(ssl-engine,
2032 [ --with-ssl-engine Enable OpenSSL (hardware) ENGINE support ],
2033 [ if test "x$withval" != "xno" ; then
2034 AC_MSG_CHECKING(for OpenSSL ENGINE support)
2036 [ #include <openssl/engine.h>],
2038 ENGINE_load_builtin_engines();ENGINE_register_all_complete();
2040 [ AC_MSG_RESULT(yes)
2041 AC_DEFINE(USE_OPENSSL_ENGINE, 1,
2042 [Enable OpenSSL engine support])
2044 [ AC_MSG_ERROR(OpenSSL ENGINE support not found)]
2049 # Check for OpenSSL without EVP_aes_{192,256}_cbc
2050 AC_MSG_CHECKING([whether OpenSSL has crippled AES support])
2054 #include <openssl/evp.h>
2055 int main(void) { exit(EVP_aes_192_cbc() == NULL || EVP_aes_256_cbc() == NULL);}
2062 AC_DEFINE(OPENSSL_LOBOTOMISED_AES, 1,
2063 [libcrypto is missing AES 192 and 256 bit functions])
2067 # Some systems want crypt() from libcrypt, *not* the version in OpenSSL,
2068 # because the system crypt() is more featureful.
2069 if test "x$check_for_libcrypt_before" = "x1"; then
2070 AC_CHECK_LIB(crypt, crypt)
2073 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
2074 # version in OpenSSL.
2075 if test "x$check_for_libcrypt_later" = "x1"; then
2076 AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
2079 # Search for SHA256 support in libc and/or OpenSSL
2080 AC_CHECK_FUNCS(SHA256_Update EVP_sha256)
2083 AC_CHECK_LIB(iaf, ia_openinfo, [
2085 AC_CHECK_FUNCS(set_id, [SSHDLIBS="$SSHDLIBS -liaf"
2086 AC_DEFINE(HAVE_LIBIAF, 1,
2087 [Define if system has libiaf that supports set_id])
2092 ### Configure cryptographic random number support
2094 # Check wheter OpenSSL seeds itself
2095 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
2099 #include <openssl/rand.h>
2100 int main(void) { exit(RAND_status() == 1 ? 0 : 1); }
2103 OPENSSL_SEEDS_ITSELF=yes
2108 # Default to use of the rand helper if OpenSSL doesn't
2113 AC_MSG_WARN([cross compiling: assuming yes])
2114 # This is safe, since all recent OpenSSL versions will
2115 # complain at runtime if not seeded correctly.
2116 OPENSSL_SEEDS_ITSELF=yes
2120 # Check for PAM libs
2123 [ --with-pam Enable PAM support ],
2125 if test "x$withval" != "xno" ; then
2126 if test "x$ac_cv_header_security_pam_appl_h" != "xyes" && \
2127 test "x$ac_cv_header_pam_pam_appl_h" != "xyes" ; then
2128 AC_MSG_ERROR([PAM headers not found])
2132 AC_CHECK_LIB(dl, dlopen, , )
2133 AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
2134 AC_CHECK_FUNCS(pam_getenvlist)
2135 AC_CHECK_FUNCS(pam_putenv)
2140 SSHDLIBS="$SSHDLIBS -lpam"
2141 AC_DEFINE(USE_PAM, 1,
2142 [Define if you want to enable PAM support])
2144 if test $ac_cv_lib_dl_dlopen = yes; then
2147 # libdl already in LIBS
2150 SSHDLIBS="$SSHDLIBS -ldl"
2158 # Check for older PAM
2159 if test "x$PAM_MSG" = "xyes" ; then
2160 # Check PAM strerror arguments (old PAM)
2161 AC_MSG_CHECKING([whether pam_strerror takes only one argument])
2165 #if defined(HAVE_SECURITY_PAM_APPL_H)
2166 #include <security/pam_appl.h>
2167 #elif defined (HAVE_PAM_PAM_APPL_H)
2168 #include <pam/pam_appl.h>
2171 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
2172 [AC_MSG_RESULT(no)],
2174 AC_DEFINE(HAVE_OLD_PAM, 1,
2175 [Define if you have an old version of PAM
2176 which takes only one argument to pam_strerror])
2178 PAM_MSG="yes (old library)"
2183 # Do we want to force the use of the rand helper?
2184 AC_ARG_WITH(rand-helper,
2185 [ --with-rand-helper Use subprocess to gather strong randomness ],
2187 if test "x$withval" = "xno" ; then
2188 # Force use of OpenSSL's internal RNG, even if
2189 # the previous test showed it to be unseeded.
2190 if test -z "$OPENSSL_SEEDS_ITSELF" ; then
2191 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
2192 OPENSSL_SEEDS_ITSELF=yes
2201 # Which randomness source do we use?
2202 if test ! -z "$OPENSSL_SEEDS_ITSELF" && test -z "$USE_RAND_HELPER" ; then
2204 AC_DEFINE(OPENSSL_PRNG_ONLY, 1,
2205 [Define if you want OpenSSL's internally seeded PRNG only])
2206 RAND_MSG="OpenSSL internal ONLY"
2207 INSTALL_SSH_RAND_HELPER=""
2208 elif test ! -z "$USE_RAND_HELPER" ; then
2209 # install rand helper
2210 RAND_MSG="ssh-rand-helper"
2211 INSTALL_SSH_RAND_HELPER="yes"
2213 AC_SUBST(INSTALL_SSH_RAND_HELPER)
2215 ### Configuration of ssh-rand-helper
2218 AC_ARG_WITH(prngd-port,
2219 [ --with-prngd-port=PORT read entropy from PRNGD/EGD TCP localhost:PORT],
2228 AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
2231 if test ! -z "$withval" ; then
2232 PRNGD_PORT="$withval"
2233 AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT,
2234 [Port number of PRNGD/EGD random number socket])
2239 # PRNGD Unix domain socket
2240 AC_ARG_WITH(prngd-socket,
2241 [ --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
2245 withval="/var/run/egd-pool"
2253 AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
2257 if test ! -z "$withval" ; then
2258 if test ! -z "$PRNGD_PORT" ; then
2259 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
2261 if test ! -r "$withval" ; then
2262 AC_MSG_WARN(Entropy socket is not readable)
2264 PRNGD_SOCKET="$withval"
2265 AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET",
2266 [Location of PRNGD/EGD random number socket])
2270 # Check for existing socket only if we don't have a random device already
2271 if test "$USE_RAND_HELPER" = yes ; then
2272 AC_MSG_CHECKING(for PRNGD/EGD socket)
2273 # Insert other locations here
2274 for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
2275 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
2276 PRNGD_SOCKET="$sock"
2277 AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
2281 if test ! -z "$PRNGD_SOCKET" ; then
2282 AC_MSG_RESULT($PRNGD_SOCKET)
2284 AC_MSG_RESULT(not found)
2290 # Change default command timeout for hashing entropy source
2292 AC_ARG_WITH(entropy-timeout,
2293 [ --with-entropy-timeout Specify entropy gathering command timeout (msec)],
2295 if test -n "$withval" && test "x$withval" != "xno" && \
2296 test "x${withval}" != "xyes"; then
2297 entropy_timeout=$withval
2301 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout,
2302 [Builtin PRNG command timeout])
2304 SSH_PRIVSEP_USER=sshd
2305 AC_ARG_WITH(privsep-user,
2306 [ --with-privsep-user=user Specify non-privileged user for privilege separation],
2308 if test -n "$withval" && test "x$withval" != "xno" && \
2309 test "x${withval}" != "xyes"; then
2310 SSH_PRIVSEP_USER=$withval
2314 AC_DEFINE_UNQUOTED(SSH_PRIVSEP_USER, "$SSH_PRIVSEP_USER",
2315 [non-privileged user for privilege separation])
2316 AC_SUBST(SSH_PRIVSEP_USER)
2318 # We do this little dance with the search path to insure
2319 # that programs that we select for use by installed programs
2320 # (which may be run by the super-user) come from trusted
2321 # locations before they come from the user's private area.
2322 # This should help avoid accidentally configuring some
2323 # random version of a program in someone's personal bin.
2327 test -h /bin 2> /dev/null && PATH=/usr/bin
2328 test -d /sbin && PATH=$PATH:/sbin
2329 test -d /usr/sbin && PATH=$PATH:/usr/sbin
2330 PATH=$PATH:/etc:$OPATH
2332 # These programs are used by the command hashing source to gather entropy
2333 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
2334 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
2335 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
2336 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
2337 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
2338 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
2339 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
2340 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
2341 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
2342 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
2343 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
2344 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
2345 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
2346 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
2347 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
2348 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
2352 # Where does ssh-rand-helper get its randomness from?
2353 INSTALL_SSH_PRNG_CMDS=""
2354 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
2355 if test ! -z "$PRNGD_PORT" ; then
2356 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
2357 elif test ! -z "$PRNGD_SOCKET" ; then
2358 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
2360 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
2361 RAND_HELPER_CMDHASH=yes
2362 INSTALL_SSH_PRNG_CMDS="yes"
2365 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
2368 # Cheap hack to ensure NEWS-OS libraries are arranged right.
2369 if test ! -z "$SONY" ; then
2370 LIBS="$LIBS -liberty";
2373 # Check for long long datatypes
2374 AC_CHECK_TYPES([long long, unsigned long long, long double])
2376 # Check datatype sizes
2377 AC_CHECK_SIZEOF(char, 1)
2378 AC_CHECK_SIZEOF(short int, 2)
2379 AC_CHECK_SIZEOF(int, 4)
2380 AC_CHECK_SIZEOF(long int, 4)
2381 AC_CHECK_SIZEOF(long long int, 8)
2383 # Sanity check long long for some platforms (AIX)
2384 if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
2385 ac_cv_sizeof_long_long_int=0
2388 # compute LLONG_MIN and LLONG_MAX if we don't know them.
2389 if test -z "$have_llong_max"; then
2390 AC_MSG_CHECKING([for max value of long long])
2394 /* Why is this so damn hard? */
2398 #define __USE_ISOC99
2400 #define DATA "conftest.llminmax"
2401 #define my_abs(a) ((a) < 0 ? ((a) * -1) : (a))
2404 * printf in libc on some platforms (eg old Tru64) does not understand %lld so
2405 * we do this the hard way.
2408 fprint_ll(FILE *f, long long n)
2411 int l[sizeof(long long) * 8];
2414 if (fprintf(f, "-") < 0)
2416 for (i = 0; n != 0; i++) {
2417 l[i] = my_abs(n % 10);
2421 if (fprintf(f, "%d", l[--i]) < 0)
2424 if (fprintf(f, " ") < 0)
2431 long long i, llmin, llmax = 0;
2433 if((f = fopen(DATA,"w")) == NULL)
2436 #if defined(LLONG_MIN) && defined(LLONG_MAX)
2437 fprintf(stderr, "Using system header for LLONG_MIN and LLONG_MAX\n");
2441 fprintf(stderr, "Calculating LLONG_MIN and LLONG_MAX\n");
2442 /* This will work on one's complement and two's complement */
2443 for (i = 1; i > llmax; i <<= 1, i++)
2445 llmin = llmax + 1LL; /* wrap */
2449 if (llmin + 1 < llmin || llmin - 1 < llmin || llmax + 1 > llmax
2450 || llmax - 1 > llmax || llmin == llmax || llmin == 0
2451 || llmax == 0 || llmax < LONG_MAX || llmin > LONG_MIN) {
2452 fprintf(f, "unknown unknown\n");
2456 if (fprint_ll(f, llmin) < 0)
2458 if (fprint_ll(f, llmax) < 0)
2466 llong_min=`$AWK '{print $1}' conftest.llminmax`
2467 llong_max=`$AWK '{print $2}' conftest.llminmax`
2469 AC_MSG_RESULT($llong_max)
2470 AC_DEFINE_UNQUOTED(LLONG_MAX, [${llong_max}LL],
2471 [max value of long long calculated by configure])
2472 AC_MSG_CHECKING([for min value of long long])
2473 AC_MSG_RESULT($llong_min)
2474 AC_DEFINE_UNQUOTED(LLONG_MIN, [${llong_min}LL],
2475 [min value of long long calculated by configure])
2478 AC_MSG_RESULT(not found)
2481 AC_MSG_WARN([cross compiling: not checking])
2487 # More checks for data types
2488 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
2490 [ #include <sys/types.h> ],
2492 [ ac_cv_have_u_int="yes" ],
2493 [ ac_cv_have_u_int="no" ]
2496 if test "x$ac_cv_have_u_int" = "xyes" ; then
2497 AC_DEFINE(HAVE_U_INT, 1, [define if you have u_int data type])
2501 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
2503 [ #include <sys/types.h> ],
2504 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
2505 [ ac_cv_have_intxx_t="yes" ],
2506 [ ac_cv_have_intxx_t="no" ]
2509 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
2510 AC_DEFINE(HAVE_INTXX_T, 1, [define if you have intxx_t data type])
2514 if (test -z "$have_intxx_t" && \
2515 test "x$ac_cv_header_stdint_h" = "xyes")
2517 AC_MSG_CHECKING([for intXX_t types in stdint.h])
2519 [ #include <stdint.h> ],
2520 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
2522 AC_DEFINE(HAVE_INTXX_T)
2525 [ AC_MSG_RESULT(no) ]
2529 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
2532 #include <sys/types.h>
2533 #ifdef HAVE_STDINT_H
2534 # include <stdint.h>
2536 #include <sys/socket.h>
2537 #ifdef HAVE_SYS_BITYPES_H
2538 # include <sys/bitypes.h>
2541 [ int64_t a; a = 1;],
2542 [ ac_cv_have_int64_t="yes" ],
2543 [ ac_cv_have_int64_t="no" ]
2546 if test "x$ac_cv_have_int64_t" = "xyes" ; then
2547 AC_DEFINE(HAVE_INT64_T, 1, [define if you have int64_t data type])
2550 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
2552 [ #include <sys/types.h> ],
2553 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
2554 [ ac_cv_have_u_intxx_t="yes" ],
2555 [ ac_cv_have_u_intxx_t="no" ]
2558 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
2559 AC_DEFINE(HAVE_U_INTXX_T, 1, [define if you have u_intxx_t data type])
2563 if test -z "$have_u_intxx_t" ; then
2564 AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
2566 [ #include <sys/socket.h> ],
2567 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
2569 AC_DEFINE(HAVE_U_INTXX_T)
2572 [ AC_MSG_RESULT(no) ]
2576 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
2578 [ #include <sys/types.h> ],
2579 [ u_int64_t a; a = 1;],
2580 [ ac_cv_have_u_int64_t="yes" ],
2581 [ ac_cv_have_u_int64_t="no" ]
2584 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
2585 AC_DEFINE(HAVE_U_INT64_T, 1, [define if you have u_int64_t data type])
2589 if test -z "$have_u_int64_t" ; then
2590 AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
2592 [ #include <sys/bitypes.h> ],
2593 [ u_int64_t a; a = 1],
2595 AC_DEFINE(HAVE_U_INT64_T)
2598 [ AC_MSG_RESULT(no) ]
2602 if test -z "$have_u_intxx_t" ; then
2603 AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
2606 #include <sys/types.h>
2608 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
2609 [ ac_cv_have_uintxx_t="yes" ],
2610 [ ac_cv_have_uintxx_t="no" ]
2613 if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
2614 AC_DEFINE(HAVE_UINTXX_T, 1,
2615 [define if you have uintxx_t data type])
2619 if test -z "$have_uintxx_t" ; then
2620 AC_MSG_CHECKING([for uintXX_t types in stdint.h])
2622 [ #include <stdint.h> ],
2623 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
2625 AC_DEFINE(HAVE_UINTXX_T)
2628 [ AC_MSG_RESULT(no) ]
2632 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
2633 test "x$ac_cv_header_sys_bitypes_h" = "xyes")
2635 AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
2638 #include <sys/bitypes.h>
2641 int8_t a; int16_t b; int32_t c;
2642 u_int8_t e; u_int16_t f; u_int32_t g;
2643 a = b = c = e = f = g = 1;
2646 AC_DEFINE(HAVE_U_INTXX_T)
2647 AC_DEFINE(HAVE_INTXX_T)
2655 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
2658 #include <sys/types.h>
2660 [ u_char foo; foo = 125; ],
2661 [ ac_cv_have_u_char="yes" ],
2662 [ ac_cv_have_u_char="no" ]
2665 if test "x$ac_cv_have_u_char" = "xyes" ; then
2666 AC_DEFINE(HAVE_U_CHAR, 1, [define if you have u_char data type])
2671 AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
2672 AC_CHECK_TYPES([fsblkcnt_t, fsfilcnt_t],,,[
2673 #include <sys/types.h>
2674 #ifdef HAVE_SYS_BITYPES_H
2675 #include <sys/bitypes.h>
2677 #ifdef HAVE_SYS_STATFS_H
2678 #include <sys/statfs.h>
2680 #ifdef HAVE_SYS_STATVFS_H
2681 #include <sys/statvfs.h>
2685 AC_CHECK_TYPES(in_addr_t,,,
2686 [#include <sys/types.h>
2687 #include <netinet/in.h>])
2689 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
2692 #include <sys/types.h>
2694 [ size_t foo; foo = 1235; ],
2695 [ ac_cv_have_size_t="yes" ],
2696 [ ac_cv_have_size_t="no" ]
2699 if test "x$ac_cv_have_size_t" = "xyes" ; then
2700 AC_DEFINE(HAVE_SIZE_T, 1, [define if you have size_t data type])
2703 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
2706 #include <sys/types.h>
2708 [ ssize_t foo; foo = 1235; ],
2709 [ ac_cv_have_ssize_t="yes" ],
2710 [ ac_cv_have_ssize_t="no" ]
2713 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
2714 AC_DEFINE(HAVE_SSIZE_T, 1, [define if you have ssize_t data type])
2717 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
2722 [ clock_t foo; foo = 1235; ],
2723 [ ac_cv_have_clock_t="yes" ],
2724 [ ac_cv_have_clock_t="no" ]
2727 if test "x$ac_cv_have_clock_t" = "xyes" ; then
2728 AC_DEFINE(HAVE_CLOCK_T, 1, [define if you have clock_t data type])
2731 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
2734 #include <sys/types.h>
2735 #include <sys/socket.h>
2737 [ sa_family_t foo; foo = 1235; ],
2738 [ ac_cv_have_sa_family_t="yes" ],
2741 #include <sys/types.h>
2742 #include <sys/socket.h>
2743 #include <netinet/in.h>
2745 [ sa_family_t foo; foo = 1235; ],
2746 [ ac_cv_have_sa_family_t="yes" ],
2748 [ ac_cv_have_sa_family_t="no" ]
2752 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
2753 AC_DEFINE(HAVE_SA_FAMILY_T, 1,
2754 [define if you have sa_family_t data type])
2757 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
2760 #include <sys/types.h>
2762 [ pid_t foo; foo = 1235; ],
2763 [ ac_cv_have_pid_t="yes" ],
2764 [ ac_cv_have_pid_t="no" ]
2767 if test "x$ac_cv_have_pid_t" = "xyes" ; then
2768 AC_DEFINE(HAVE_PID_T, 1, [define if you have pid_t data type])
2771 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
2774 #include <sys/types.h>
2776 [ mode_t foo; foo = 1235; ],
2777 [ ac_cv_have_mode_t="yes" ],
2778 [ ac_cv_have_mode_t="no" ]
2781 if test "x$ac_cv_have_mode_t" = "xyes" ; then
2782 AC_DEFINE(HAVE_MODE_T, 1, [define if you have mode_t data type])
2786 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
2789 #include <sys/types.h>
2790 #include <sys/socket.h>
2792 [ struct sockaddr_storage s; ],
2793 [ ac_cv_have_struct_sockaddr_storage="yes" ],
2794 [ ac_cv_have_struct_sockaddr_storage="no" ]
2797 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
2798 AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE, 1,
2799 [define if you have struct sockaddr_storage data type])
2802 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
2805 #include <sys/types.h>
2806 #include <netinet/in.h>
2808 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
2809 [ ac_cv_have_struct_sockaddr_in6="yes" ],
2810 [ ac_cv_have_struct_sockaddr_in6="no" ]
2813 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
2814 AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6, 1,
2815 [define if you have struct sockaddr_in6 data type])
2818 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
2821 #include <sys/types.h>
2822 #include <netinet/in.h>
2824 [ struct in6_addr s; s.s6_addr[0] = 0; ],
2825 [ ac_cv_have_struct_in6_addr="yes" ],
2826 [ ac_cv_have_struct_in6_addr="no" ]
2829 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
2830 AC_DEFINE(HAVE_STRUCT_IN6_ADDR, 1,
2831 [define if you have struct in6_addr data type])
2833 dnl Now check for sin6_scope_id
2834 AC_CHECK_MEMBERS([struct sockaddr_in6.sin6_scope_id],,,
2836 #ifdef HAVE_SYS_TYPES_H
2837 #include <sys/types.h>
2839 #include <netinet/in.h>
2843 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
2846 #include <sys/types.h>
2847 #include <sys/socket.h>
2850 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
2851 [ ac_cv_have_struct_addrinfo="yes" ],
2852 [ ac_cv_have_struct_addrinfo="no" ]
2855 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
2856 AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1,
2857 [define if you have struct addrinfo data type])
2860 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
2862 [ #include <sys/time.h> ],
2863 [ struct timeval tv; tv.tv_sec = 1;],
2864 [ ac_cv_have_struct_timeval="yes" ],
2865 [ ac_cv_have_struct_timeval="no" ]
2868 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
2869 AC_DEFINE(HAVE_STRUCT_TIMEVAL, 1, [define if you have struct timeval])
2870 have_struct_timeval=1
2873 AC_CHECK_TYPES(struct timespec)
2875 # We need int64_t or else certian parts of the compile will fail.
2876 if test "x$ac_cv_have_int64_t" = "xno" && \
2877 test "x$ac_cv_sizeof_long_int" != "x8" && \
2878 test "x$ac_cv_sizeof_long_long_int" = "x0" ; then
2879 echo "OpenSSH requires int64_t support. Contact your vendor or install"
2880 echo "an alternative compiler (I.E., GCC) before continuing."
2884 dnl test snprintf (broken on SCO w/gcc)
2889 #ifdef HAVE_SNPRINTF
2893 char expected_out[50];
2895 #if (SIZEOF_LONG_INT == 8)
2896 long int num = 0x7fffffffffffffff;
2898 long long num = 0x7fffffffffffffffll;
2900 strcpy(expected_out, "9223372036854775807");
2901 snprintf(buf, mazsize, "%lld", num);
2902 if(strcmp(buf, expected_out) != 0)
2909 ]])], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ],
2910 AC_MSG_WARN([cross compiling: Assuming working snprintf()])
2914 dnl Checks for structure members
2915 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
2916 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
2917 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
2918 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
2919 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
2920 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
2921 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
2922 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
2923 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
2924 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
2925 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
2926 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
2927 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
2928 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
2929 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
2930 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
2931 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
2933 AC_CHECK_MEMBERS([struct stat.st_blksize])
2934 AC_CHECK_MEMBER([struct __res_state.retrans], [], [AC_DEFINE(__res_state, state,
2935 [Define if we don't have struct __res_state in resolv.h])],
2938 #if HAVE_SYS_TYPES_H
2939 # include <sys/types.h>
2941 #include <netinet/in.h>
2942 #include <arpa/nameser.h>
2946 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
2947 ac_cv_have_ss_family_in_struct_ss, [
2950 #include <sys/types.h>
2951 #include <sys/socket.h>
2953 [ struct sockaddr_storage s; s.ss_family = 1; ],
2954 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
2955 [ ac_cv_have_ss_family_in_struct_ss="no" ],
2958 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
2959 AC_DEFINE(HAVE_SS_FAMILY_IN_SS, 1, [Fields in struct sockaddr_storage])
2962 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
2963 ac_cv_have___ss_family_in_struct_ss, [
2966 #include <sys/types.h>
2967 #include <sys/socket.h>
2969 [ struct sockaddr_storage s; s.__ss_family = 1; ],
2970 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
2971 [ ac_cv_have___ss_family_in_struct_ss="no" ]
2974 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
2975 AC_DEFINE(HAVE___SS_FAMILY_IN_SS, 1,
2976 [Fields in struct sockaddr_storage])
2979 AC_CACHE_CHECK([for pw_class field in struct passwd],
2980 ac_cv_have_pw_class_in_struct_passwd, [
2985 [ struct passwd p; p.pw_class = 0; ],
2986 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
2987 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
2990 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
2991 AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD, 1,
2992 [Define if your password has a pw_class field])
2995 AC_CACHE_CHECK([for pw_expire field in struct passwd],
2996 ac_cv_have_pw_expire_in_struct_passwd, [
3001 [ struct passwd p; p.pw_expire = 0; ],
3002 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
3003 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
3006 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
3007 AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD, 1,
3008 [Define if your password has a pw_expire field])
3011 AC_CACHE_CHECK([for pw_change field in struct passwd],
3012 ac_cv_have_pw_change_in_struct_passwd, [
3017 [ struct passwd p; p.pw_change = 0; ],
3018 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
3019 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
3022 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
3023 AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD, 1,
3024 [Define if your password has a pw_change field])
3027 dnl make sure we're using the real structure members and not defines
3028 AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
3029 ac_cv_have_accrights_in_msghdr, [
3032 #include <sys/types.h>
3033 #include <sys/socket.h>
3034 #include <sys/uio.h>
3036 #ifdef msg_accrights
3037 #error "msg_accrights is a macro"
3041 m.msg_accrights = 0;
3045 [ ac_cv_have_accrights_in_msghdr="yes" ],
3046 [ ac_cv_have_accrights_in_msghdr="no" ]
3049 if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
3050 AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR, 1,
3051 [Define if your system uses access rights style
3052 file descriptor passing])
3055 AC_MSG_CHECKING(if f_fsid has val members)
3057 #include <sys/types.h>
3058 #include <sys/statvfs.h>],
3059 [struct fsid_t t; t.val[0] = 0;],
3060 [ AC_MSG_RESULT(yes)
3061 AC_DEFINE(FSID_HAS_VAL, 1, f_fsid has members) ],
3062 [ AC_MSG_RESULT(no) ]
3065 AC_CACHE_CHECK([for msg_control field in struct msghdr],
3066 ac_cv_have_control_in_msghdr, [
3069 #include <sys/types.h>
3070 #include <sys/socket.h>
3071 #include <sys/uio.h>
3074 #error "msg_control is a macro"
3082 [ ac_cv_have_control_in_msghdr="yes" ],
3083 [ ac_cv_have_control_in_msghdr="no" ]
3086 if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
3087 AC_DEFINE(HAVE_CONTROL_IN_MSGHDR, 1,
3088 [Define if your system uses ancillary data style
3089 file descriptor passing])
3092 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
3094 [ extern char *__progname; printf("%s", __progname); ],
3095 [ ac_cv_libc_defines___progname="yes" ],
3096 [ ac_cv_libc_defines___progname="no" ]
3099 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
3100 AC_DEFINE(HAVE___PROGNAME, 1, [Define if libc defines __progname])
3103 AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
3107 [ printf("%s", __FUNCTION__); ],
3108 [ ac_cv_cc_implements___FUNCTION__="yes" ],
3109 [ ac_cv_cc_implements___FUNCTION__="no" ]
3112 if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
3113 AC_DEFINE(HAVE___FUNCTION__, 1,
3114 [Define if compiler implements __FUNCTION__])
3117 AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
3121 [ printf("%s", __func__); ],
3122 [ ac_cv_cc_implements___func__="yes" ],
3123 [ ac_cv_cc_implements___func__="no" ]
3126 if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
3127 AC_DEFINE(HAVE___func__, 1, [Define if compiler implements __func__])
3130 AC_CACHE_CHECK([whether va_copy exists], ac_cv_have_va_copy, [
3132 [#include <stdarg.h>
3135 [ ac_cv_have_va_copy="yes" ],
3136 [ ac_cv_have_va_copy="no" ]
3139 if test "x$ac_cv_have_va_copy" = "xyes" ; then
3140 AC_DEFINE(HAVE_VA_COPY, 1, [Define if va_copy exists])
3143 AC_CACHE_CHECK([whether __va_copy exists], ac_cv_have___va_copy, [
3145 [#include <stdarg.h>
3148 [ ac_cv_have___va_copy="yes" ],
3149 [ ac_cv_have___va_copy="no" ]
3152 if test "x$ac_cv_have___va_copy" = "xyes" ; then
3153 AC_DEFINE(HAVE___VA_COPY, 1, [Define if __va_copy exists])
3156 AC_CACHE_CHECK([whether getopt has optreset support],
3157 ac_cv_have_getopt_optreset, [
3162 [ extern int optreset; optreset = 0; ],
3163 [ ac_cv_have_getopt_optreset="yes" ],
3164 [ ac_cv_have_getopt_optreset="no" ]
3167 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
3168 AC_DEFINE(HAVE_GETOPT_OPTRESET, 1,
3169 [Define if your getopt(3) defines and uses optreset])
3172 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
3174 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
3175 [ ac_cv_libc_defines_sys_errlist="yes" ],
3176 [ ac_cv_libc_defines_sys_errlist="no" ]
3179 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
3180 AC_DEFINE(HAVE_SYS_ERRLIST, 1,
3181 [Define if your system defines sys_errlist[]])
3185 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
3187 [ extern int sys_nerr; printf("%i", sys_nerr);],
3188 [ ac_cv_libc_defines_sys_nerr="yes" ],
3189 [ ac_cv_libc_defines_sys_nerr="no" ]
3192 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
3193 AC_DEFINE(HAVE_SYS_NERR, 1, [Define if your system defines sys_nerr])
3197 # Check whether user wants sectok support
3199 [ --with-sectok Enable smartcard support using libsectok],
3201 if test "x$withval" != "xno" ; then
3202 if test "x$withval" != "xyes" ; then
3203 CPPFLAGS="$CPPFLAGS -I${withval}"
3204 LDFLAGS="$LDFLAGS -L${withval}"
3205 if test ! -z "$need_dash_r" ; then
3206 LDFLAGS="$LDFLAGS -R${withval}"
3208 if test ! -z "$blibpath" ; then
3209 blibpath="$blibpath:${withval}"
3212 AC_CHECK_HEADERS(sectok.h)
3213 if test "$ac_cv_header_sectok_h" != yes; then
3214 AC_MSG_ERROR(Can't find sectok.h)
3216 AC_CHECK_LIB(sectok, sectok_open)
3217 if test "$ac_cv_lib_sectok_sectok_open" != yes; then
3218 AC_MSG_ERROR(Can't find libsectok)
3220 AC_DEFINE(SMARTCARD, 1,
3221 [Define if you want smartcard support])
3222 AC_DEFINE(USE_SECTOK, 1,
3223 [Define if you want smartcard support
3225 SCARD_MSG="yes, using sectok"
3230 # Check whether user wants OpenSC support
3233 [ --with-opensc[[=PFX]] Enable smartcard support using OpenSC (optionally in PATH)],
3235 if test "x$withval" != "xno" ; then
3236 if test "x$withval" != "xyes" ; then
3237 OPENSC_CONFIG=$withval/bin/opensc-config
3239 AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no)
3241 if test "$OPENSC_CONFIG" != "no"; then
3242 LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags`
3243 LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs`
3244 CPPFLAGS="$CPPFLAGS $LIBOPENSC_CFLAGS"
3245 LIBS="$LIBS $LIBOPENSC_LIBS"
3246 AC_DEFINE(SMARTCARD)
3247 AC_DEFINE(USE_OPENSC, 1,
3248 [Define if you want smartcard support
3250 SCARD_MSG="yes, using OpenSC"
3256 # Check libraries needed by DNS fingerprint support
3257 AC_SEARCH_LIBS(getrrsetbyname, resolv,
3258 [AC_DEFINE(HAVE_GETRRSETBYNAME, 1,
3259 [Define if getrrsetbyname() exists])],
3261 # Needed by our getrrsetbyname()
3262 AC_SEARCH_LIBS(res_query, resolv)
3263 AC_SEARCH_LIBS(dn_expand, resolv)
3264 AC_MSG_CHECKING(if res_query will link)
3265 AC_TRY_LINK_FUNC(res_query, AC_MSG_RESULT(yes),
3268 LIBS="$LIBS -lresolv"
3269 AC_MSG_CHECKING(for res_query in -lresolv)
3274 res_query (0, 0, 0, 0, 0);
3278 [LIBS="$LIBS -lresolv"
3279 AC_MSG_RESULT(yes)],
3283 AC_CHECK_FUNCS(_getshort _getlong)
3284 AC_CHECK_DECLS([_getshort, _getlong], , ,
3285 [#include <sys/types.h>
3286 #include <arpa/nameser.h>])
3287 AC_CHECK_MEMBER(HEADER.ad,
3288 [AC_DEFINE(HAVE_HEADER_AD, 1,
3289 [Define if HEADER.ad exists in arpa/nameser.h])],,
3290 [#include <arpa/nameser.h>])
3293 AC_MSG_CHECKING(if struct __res_state _res is an extern)
3296 #if HAVE_SYS_TYPES_H
3297 # include <sys/types.h>
3299 #include <netinet/in.h>
3300 #include <arpa/nameser.h>
3302 extern struct __res_state _res;
3303 int main() { return 0; }
3306 AC_DEFINE(HAVE__RES_EXTERN, 1,
3307 [Define if you have struct __res_state _res as an extern])
3309 [ AC_MSG_RESULT(no) ]
3312 # Check whether user wants SELinux support
3315 AC_ARG_WITH(selinux,
3316 [ --with-selinux Enable SELinux support],
3317 [ if test "x$withval" != "xno" ; then
3319 AC_DEFINE(WITH_SELINUX,1,[Define if you want SELinux support.])
3321 AC_CHECK_HEADER([selinux/selinux.h], ,
3322 AC_MSG_ERROR(SELinux support requires selinux.h header))
3323 AC_CHECK_LIB(selinux, setexeccon, [ LIBSELINUX="-lselinux" ],
3324 AC_MSG_ERROR(SELinux support requires libselinux library))
3325 SSHDLIBS="$SSHDLIBS $LIBSELINUX"
3326 AC_CHECK_FUNCS(getseuserbyname get_default_context_with_level)
3331 # Check whether user wants Kerberos 5 support
3333 AC_ARG_WITH(kerberos5,
3334 [ --with-kerberos5=PATH Enable Kerberos 5 support],
3335 [ if test "x$withval" != "xno" ; then
3336 if test "x$withval" = "xyes" ; then
3337 KRB5ROOT="/usr/local"
3342 AC_DEFINE(KRB5, 1, [Define if you want Kerberos 5 support])
3345 AC_MSG_CHECKING(for krb5-config)
3346 if test -x $KRB5ROOT/bin/krb5-config ; then
3347 KRB5CONF=$KRB5ROOT/bin/krb5-config
3348 AC_MSG_RESULT($KRB5CONF)
3350 AC_MSG_CHECKING(for gssapi support)
3351 if $KRB5CONF | grep gssapi >/dev/null ; then
3353 AC_DEFINE(GSSAPI, 1,
3354 [Define this if you want GSSAPI
3355 support in the version 2 protocol])
3361 K5CFLAGS="`$KRB5CONF --cflags $k5confopts`"
3362 K5LIBS="`$KRB5CONF --libs $k5confopts`"
3363 CPPFLAGS="$CPPFLAGS $K5CFLAGS"
3364 AC_MSG_CHECKING(whether we are using Heimdal)
3365 AC_TRY_COMPILE([ #include <krb5.h> ],
3366 [ char *tmp = heimdal_version; ],
3367 [ AC_MSG_RESULT(yes)
3368 AC_DEFINE(HEIMDAL, 1,
3369 [Define this if you are using the
3370 Heimdal version of Kerberos V5]) ],
3375 CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
3376 LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
3377 AC_MSG_CHECKING(whether we are using Heimdal)
3378 AC_TRY_COMPILE([ #include <krb5.h> ],
3379 [ char *tmp = heimdal_version; ],
3380 [ AC_MSG_RESULT(yes)
3382 K5LIBS="-lkrb5 -ldes"
3383 K5LIBS="$K5LIBS -lcom_err -lasn1"
3384 AC_CHECK_LIB(roken, net_write,
3385 [K5LIBS="$K5LIBS -lroken"])
3388 K5LIBS="-lkrb5 -lk5crypto -lcom_err"
3391 AC_SEARCH_LIBS(dn_expand, resolv)
3393 AC_CHECK_LIB(gssapi_krb5, gss_init_sec_context,
3395 K5LIBS="-lgssapi_krb5 $K5LIBS" ],
3396 [ AC_CHECK_LIB(gssapi, gss_init_sec_context,
3398 K5LIBS="-lgssapi $K5LIBS" ],
3399 AC_MSG_WARN([Cannot find any suitable gss-api library - build may fail]),
3404 AC_CHECK_HEADER(gssapi.h, ,
3405 [ unset ac_cv_header_gssapi_h
3406 CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
3407 AC_CHECK_HEADERS(gssapi.h, ,
3408 AC_MSG_WARN([Cannot find any suitable gss-api header - build may fail])
3414 CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
3415 AC_CHECK_HEADER(gssapi_krb5.h, ,
3416 [ CPPFLAGS="$oldCPP" ])
3419 if test ! -z "$need_dash_r" ; then
3420 LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
3422 if test ! -z "$blibpath" ; then
3423 blibpath="$blibpath:${KRB5ROOT}/lib"
3426 AC_CHECK_HEADERS(gssapi.h gssapi/gssapi.h)
3427 AC_CHECK_HEADERS(gssapi_krb5.h gssapi/gssapi_krb5.h)
3428 AC_CHECK_HEADERS(gssapi_generic.h gssapi/gssapi_generic.h)
3430 LIBS="$LIBS $K5LIBS"
3431 AC_SEARCH_LIBS(k_hasafs, kafs, AC_DEFINE(USE_AFS, 1,
3432 [Define this if you want to use libkafs' AFS support]))
3437 # Looking for programs, paths and files
3439 PRIVSEP_PATH=/var/empty
3440 AC_ARG_WITH(privsep-path,
3441 [ --with-privsep-path=xxx Path for privilege separation chroot (default=/var/empty)],
3443 if test -n "$withval" && test "x$withval" != "xno" && \
3444 test "x${withval}" != "xyes"; then
3445 PRIVSEP_PATH=$withval
3449 AC_SUBST(PRIVSEP_PATH)
3452 [ --with-xauth=PATH Specify path to xauth program ],
3454 if test -n "$withval" && test "x$withval" != "xno" && \
3455 test "x${withval}" != "xyes"; then
3461 TestPath="${TestPath}${PATH_SEPARATOR}/usr/X/bin"
3462 TestPath="${TestPath}${PATH_SEPARATOR}/usr/bin/X11"
3463 TestPath="${TestPath}${PATH_SEPARATOR}/usr/X11R6/bin"
3464 TestPath="${TestPath}${PATH_SEPARATOR}/usr/openwin/bin"
3465 AC_PATH_PROG(xauth_path, xauth, , $TestPath)
3466 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
3467 xauth_path="/usr/openwin/bin/xauth"
3473 AC_ARG_ENABLE(strip,
3474 [ --disable-strip Disable calling strip(1) on install],
3476 if test "x$enableval" = "xno" ; then
3483 if test -z "$xauth_path" ; then
3484 XAUTH_PATH="undefined"
3485 AC_SUBST(XAUTH_PATH)
3487 AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path",
3488 [Define if xauth is found in your path])
3489 XAUTH_PATH=$xauth_path
3490 AC_SUBST(XAUTH_PATH)
3493 # Check for mail directory (last resort if we cannot get it from headers)
3494 if test ! -z "$MAIL" ; then
3495 maildir=`dirname $MAIL`
3496 AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir",
3497 [Set this to your mail directory if you don't have maillock.h])
3500 if test ! -z "$cross_compiling" && test "x$cross_compiling" = "xyes"; then
3501 AC_MSG_WARN([cross compiling: Disabling /dev/ptmx test])
3502 disable_ptmx_check=yes
3504 if test -z "$no_dev_ptmx" ; then
3505 if test "x$disable_ptmx_check" != "xyes" ; then
3506 AC_CHECK_FILE("/dev/ptmx",
3508 AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX, 1,
3509 [Define if you have /dev/ptmx])
3516 if test ! -z "$cross_compiling" && test "x$cross_compiling" != "xyes"; then
3517 AC_CHECK_FILE("/dev/ptc",
3519 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC, 1,
3520 [Define if you have /dev/ptc])
3525 AC_MSG_WARN([cross compiling: Disabling /dev/ptc test])
3528 # Options from here on. Some of these are preset by platform above
3529 AC_ARG_WITH(mantype,
3530 [ --with-mantype=man|cat|doc Set man page type],
3537 AC_MSG_ERROR(invalid man type: $withval)
3542 if test -z "$MANTYPE"; then
3543 TestPath="/usr/bin${PATH_SEPARATOR}/usr/ucb"
3544 AC_PATH_PROGS(NROFF, nroff awf, /bin/false, $TestPath)
3545 if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
3547 elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
3554 if test "$MANTYPE" = "doc"; then
3561 # Check whether to enable MD5 passwords
3563 AC_ARG_WITH(md5-passwords,
3564 [ --with-md5-passwords Enable use of MD5 passwords],
3566 if test "x$withval" != "xno" ; then
3567 AC_DEFINE(HAVE_MD5_PASSWORDS, 1,
3568 [Define if you want to allow MD5 passwords])
3574 # Whether to disable shadow password support
3576 [ --without-shadow Disable shadow password support],
3578 if test "x$withval" = "xno" ; then
3579 AC_DEFINE(DISABLE_SHADOW)
3585 if test -z "$disable_shadow" ; then
3586 AC_MSG_CHECKING([if the systems has expire shadow information])
3589 #include <sys/types.h>
3592 ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
3593 [ sp_expire_available=yes ], []
3596 if test "x$sp_expire_available" = "xyes" ; then
3598 AC_DEFINE(HAS_SHADOW_EXPIRE, 1,
3599 [Define if you want to use shadow password expire field])
3605 # Use ip address instead of hostname in $DISPLAY
3606 if test ! -z "$IPADDR_IN_DISPLAY" ; then
3607 DISPLAY_HACK_MSG="yes"
3608 AC_DEFINE(IPADDR_IN_DISPLAY, 1,
3609 [Define if you need to use IP address
3610 instead of hostname in $DISPLAY])
3612 DISPLAY_HACK_MSG="no"
3613 AC_ARG_WITH(ipaddr-display,
3614 [ --with-ipaddr-display Use ip address instead of hostname in \$DISPLAY],
3616 if test "x$withval" != "xno" ; then
3617 AC_DEFINE(IPADDR_IN_DISPLAY)
3618 DISPLAY_HACK_MSG="yes"
3624 # check for /etc/default/login and use it if present.
3625 AC_ARG_ENABLE(etc-default-login,
3626 [ --disable-etc-default-login Disable using PATH from /etc/default/login [no]],
3627 [ if test "x$enableval" = "xno"; then
3628 AC_MSG_NOTICE([/etc/default/login handling disabled])
3629 etc_default_login=no
3631 etc_default_login=yes
3633 [ if test ! -z "$cross_compiling" && test "x$cross_compiling" = "xyes";
3635 AC_MSG_WARN([cross compiling: not checking /etc/default/login])
3636 etc_default_login=no
3638 etc_default_login=yes
3642 if test "x$etc_default_login" != "xno"; then
3643 AC_CHECK_FILE("/etc/default/login",
3644 [ external_path_file=/etc/default/login ])
3645 if test "x$external_path_file" = "x/etc/default/login"; then
3646 AC_DEFINE(HAVE_ETC_DEFAULT_LOGIN, 1,
3647 [Define if your system has /etc/default/login])
3651 dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
3652 if test $ac_cv_func_login_getcapbool = "yes" && \
3653 test $ac_cv_header_login_cap_h = "yes" ; then
3654 external_path_file=/etc/login.conf
3657 # Whether to mess with the default path
3658 SERVER_PATH_MSG="(default)"
3659 AC_ARG_WITH(default-path,
3660 [ --with-default-path= Specify default \$PATH environment for server],
3662 if test "x$external_path_file" = "x/etc/login.conf" ; then
3664 --with-default-path=PATH has no effect on this system.
3665 Edit /etc/login.conf instead.])
3666 elif test "x$withval" != "xno" ; then
3667 if test ! -z "$external_path_file" ; then
3669 --with-default-path=PATH will only be used if PATH is not defined in
3670 $external_path_file .])
3672 user_path="$withval"
3673 SERVER_PATH_MSG="$withval"
3676 [ if test "x$external_path_file" = "x/etc/login.conf" ; then
3677 AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
3679 if test ! -z "$external_path_file" ; then
3681 If PATH is defined in $external_path_file, ensure the path to scp is included,
3682 otherwise scp will not work.])
3686 /* find out what STDPATH is */
3691 #ifndef _PATH_STDPATH
3692 # ifdef _PATH_USERPATH /* Irix */
3693 # define _PATH_STDPATH _PATH_USERPATH
3695 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
3698 #include <sys/types.h>
3699 #include <sys/stat.h>
3701 #define DATA "conftest.stdpath"
3708 fd = fopen(DATA,"w");
3712 if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
3718 [ user_path=`cat conftest.stdpath` ],
3719 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
3720 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
3722 # make sure $bindir is in USER_PATH so scp will work
3723 t_bindir=`eval echo ${bindir}`
3725 NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
3728 NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
3730 echo $user_path | grep ":$t_bindir" > /dev/null 2>&1
3731 if test $? -ne 0 ; then
3732 echo $user_path | grep "^$t_bindir" > /dev/null 2>&1
3733 if test $? -ne 0 ; then
3734 user_path=$user_path:$t_bindir
3735 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
3740 if test "x$external_path_file" != "x/etc/login.conf" ; then
3741 AC_DEFINE_UNQUOTED(USER_PATH, "$user_path", [Specify default $PATH])
3745 # Set superuser path separately to user path
3746 AC_ARG_WITH(superuser-path,
3747 [ --with-superuser-path= Specify different path for super-user],
3749 if test -n "$withval" && test "x$withval" != "xno" && \
3750 test "x${withval}" != "xyes"; then
3751 AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval",
3752 [Define if you want a different $PATH
3754 superuser_path=$withval
3760 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
3761 IPV4_IN6_HACK_MSG="no"
3763 [ --with-4in6 Check for and convert IPv4 in IPv6 mapped addresses],
3765 if test "x$withval" != "xno" ; then
3767 AC_DEFINE(IPV4_IN_IPV6, 1,
3768 [Detect IPv4 in IPv6 mapped addresses
3770 IPV4_IN6_HACK_MSG="yes"
3775 if test "x$inet6_default_4in6" = "xyes"; then
3776 AC_MSG_RESULT([yes (default)])
3777 AC_DEFINE(IPV4_IN_IPV6)
3778 IPV4_IN6_HACK_MSG="yes"
3780 AC_MSG_RESULT([no (default)])
3785 # Whether to enable BSD auth support
3787 AC_ARG_WITH(bsd-auth,
3788 [ --with-bsd-auth Enable BSD auth support],
3790 if test "x$withval" != "xno" ; then
3791 AC_DEFINE(BSD_AUTH, 1,
3792 [Define if you have BSD auth support])
3798 # Where to place sshd.pid
3800 # make sure the directory exists
3801 if test ! -d $piddir ; then
3802 piddir=`eval echo ${sysconfdir}`
3804 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
3808 AC_ARG_WITH(pid-dir,
3809 [ --with-pid-dir=PATH Specify location of ssh.pid file],
3811 if test -n "$withval" && test "x$withval" != "xno" && \
3812 test "x${withval}" != "xyes"; then
3814 if test ! -d $piddir ; then
3815 AC_MSG_WARN([** no $piddir directory on this system **])
3821 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir", [Specify location of ssh.pid])
3824 dnl allow user to disable some login recording features
3825 AC_ARG_ENABLE(lastlog,
3826 [ --disable-lastlog disable use of lastlog even if detected [no]],
3828 if test "x$enableval" = "xno" ; then
3829 AC_DEFINE(DISABLE_LASTLOG)
3834 [ --disable-utmp disable use of utmp even if detected [no]],
3836 if test "x$enableval" = "xno" ; then
3837 AC_DEFINE(DISABLE_UTMP)
3841 AC_ARG_ENABLE(utmpx,
3842 [ --disable-utmpx disable use of utmpx even if detected [no]],
3844 if test "x$enableval" = "xno" ; then
3845 AC_DEFINE(DISABLE_UTMPX, 1,
3846 [Define if you don't want to use utmpx])
3851 [ --disable-wtmp disable use of wtmp even if detected [no]],
3853 if test "x$enableval" = "xno" ; then
3854 AC_DEFINE(DISABLE_WTMP)
3858 AC_ARG_ENABLE(wtmpx,
3859 [ --disable-wtmpx disable use of wtmpx even if detected [no]],
3861 if test "x$enableval" = "xno" ; then
3862 AC_DEFINE(DISABLE_WTMPX, 1,
3863 [Define if you don't want to use wtmpx])
3867 AC_ARG_ENABLE(libutil,
3868 [ --disable-libutil disable use of libutil (login() etc.) [no]],
3870 if test "x$enableval" = "xno" ; then
3871 AC_DEFINE(DISABLE_LOGIN)
3875 AC_ARG_ENABLE(pututline,
3876 [ --disable-pututline disable use of pututline() etc. ([uw]tmp) [no]],
3878 if test "x$enableval" = "xno" ; then
3879 AC_DEFINE(DISABLE_PUTUTLINE, 1,
3880 [Define if you don't want to use pututline()
3881 etc. to write [uw]tmp])
3885 AC_ARG_ENABLE(pututxline,
3886 [ --disable-pututxline disable use of pututxline() etc. ([uw]tmpx) [no]],
3888 if test "x$enableval" = "xno" ; then
3889 AC_DEFINE(DISABLE_PUTUTXLINE, 1,
3890 [Define if you don't want to use pututxline()
3891 etc. to write [uw]tmpx])
3895 AC_ARG_WITH(lastlog,
3896 [ --with-lastlog=FILE|DIR specify lastlog location [common locations]],
3898 if test "x$withval" = "xno" ; then
3899 AC_DEFINE(DISABLE_LASTLOG)
3900 elif test -n "$withval" && test "x${withval}" != "xyes"; then
3901 conf_lastlog_location=$withval
3906 dnl lastlog, [uw]tmpx? detection
3907 dnl NOTE: set the paths in the platform section to avoid the
3908 dnl need for command-line parameters
3909 dnl lastlog and [uw]tmp are subject to a file search if all else fails
3911 dnl lastlog detection
3912 dnl NOTE: the code itself will detect if lastlog is a directory
3913 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
3915 #include <sys/types.h>
3917 #ifdef HAVE_LASTLOG_H
3918 # include <lastlog.h>
3927 [ char *lastlog = LASTLOG_FILE; ],
3928 [ AC_MSG_RESULT(yes) ],
3931 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
3933 #include <sys/types.h>
3935 #ifdef HAVE_LASTLOG_H
3936 # include <lastlog.h>
3942 [ char *lastlog = _PATH_LASTLOG; ],
3943 [ AC_MSG_RESULT(yes) ],
3946 system_lastlog_path=no
3951 if test -z "$conf_lastlog_location"; then
3952 if test x"$system_lastlog_path" = x"no" ; then
3953 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
3954 if (test -d "$f" || test -f "$f") ; then
3955 conf_lastlog_location=$f
3958 if test -z "$conf_lastlog_location"; then
3959 AC_MSG_WARN([** Cannot find lastlog **])
3960 dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
3965 if test -n "$conf_lastlog_location"; then
3966 AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location",
3967 [Define if you want to specify the path to your lastlog file])
3971 AC_MSG_CHECKING([if your system defines UTMP_FILE])
3973 #include <sys/types.h>
3979 [ char *utmp = UTMP_FILE; ],
3980 [ AC_MSG_RESULT(yes) ],
3982 system_utmp_path=no ]
3984 if test -z "$conf_utmp_location"; then
3985 if test x"$system_utmp_path" = x"no" ; then
3986 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
3987 if test -f $f ; then
3988 conf_utmp_location=$f
3991 if test -z "$conf_utmp_location"; then
3992 AC_DEFINE(DISABLE_UTMP)
3996 if test -n "$conf_utmp_location"; then
3997 AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location",
3998 [Define if you want to specify the path to your utmp file])
4002 AC_MSG_CHECKING([if your system defines WTMP_FILE])
4004 #include <sys/types.h>
4010 [ char *wtmp = WTMP_FILE; ],
4011 [ AC_MSG_RESULT(yes) ],
4013 system_wtmp_path=no ]
4015 if test -z "$conf_wtmp_location"; then
4016 if test x"$system_wtmp_path" = x"no" ; then
4017 for f in /usr/adm/wtmp /var/log/wtmp; do
4018 if test -f $f ; then
4019 conf_wtmp_location=$f
4022 if test -z "$conf_wtmp_location"; then
4023 AC_DEFINE(DISABLE_WTMP)
4027 if test -n "$conf_wtmp_location"; then
4028 AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location",
4029 [Define if you want to specify the path to your wtmp file])
4033 dnl utmpx detection - I don't know any system so perverse as to require
4034 dnl utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
4036 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
4038 #include <sys/types.h>
4047 [ char *utmpx = UTMPX_FILE; ],
4048 [ AC_MSG_RESULT(yes) ],
4050 system_utmpx_path=no ]
4052 if test -z "$conf_utmpx_location"; then
4053 if test x"$system_utmpx_path" = x"no" ; then
4054 AC_DEFINE(DISABLE_UTMPX)
4057 AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location",
4058 [Define if you want to specify the path to your utmpx file])
4062 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
4064 #include <sys/types.h>
4073 [ char *wtmpx = WTMPX_FILE; ],
4074 [ AC_MSG_RESULT(yes) ],
4076 system_wtmpx_path=no ]
4078 if test -z "$conf_wtmpx_location"; then
4079 if test x"$system_wtmpx_path" = x"no" ; then
4080 AC_DEFINE(DISABLE_WTMPX)
4083 AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location",
4084 [Define if you want to specify the path to your wtmpx file])
4088 if test ! -z "$blibpath" ; then
4089 LDFLAGS="$LDFLAGS $blibflags$blibpath"
4090 AC_MSG_WARN([Please check and edit blibpath in LDFLAGS in Makefile])
4093 dnl Adding -Werror to CFLAGS early prevents configure tests from running.
4095 CFLAGS="$CFLAGS $werror_flags"
4097 if grep "#define BROKEN_GETADDRINFO 1" confdefs.h >/dev/null || \
4098 test "x$ac_cv_func_getaddrinfo" != "xyes" ; then
4099 AC_SUBST(TEST_SSH_IPV6, no)
4101 AC_SUBST(TEST_SSH_IPV6, yes)
4105 AC_CONFIG_FILES([Makefile buildpkg.sh opensshd.init openssh.xml \
4106 openbsd-compat/Makefile openbsd-compat/regress/Makefile \
4107 scard/Makefile ssh_prng_cmds survey.sh])
4110 # Print summary of options
4112 # Someone please show me a better way :)
4113 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
4114 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
4115 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
4116 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
4117 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
4118 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
4119 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
4120 H=`eval echo ${PRIVSEP_PATH}` ; H=`eval echo ${H}`
4121 I=`eval echo ${user_path}` ; I=`eval echo ${I}`
4122 J=`eval echo ${superuser_path}` ; J=`eval echo ${J}`
4125 echo "OpenSSH has been configured with the following options:"
4126 echo " User binaries: $B"
4127 echo " System binaries: $C"
4128 echo " Configuration files: $D"
4129 echo " Askpass program: $E"
4130 echo " Manual pages: $F"
4131 echo " PID file: $G"
4132 echo " Privilege separation chroot path: $H"
4133 if test "x$external_path_file" = "x/etc/login.conf" ; then
4134 echo " At runtime, sshd will use the path defined in $external_path_file"
4135 echo " Make sure the path to scp is present, otherwise scp will not work"
4137 echo " sshd default user PATH: $I"
4138 if test ! -z "$external_path_file"; then
4139 echo " (If PATH is set in $external_path_file it will be used instead. If"
4140 echo " used, ensure the path to scp is present, otherwise scp will not work.)"
4143 if test ! -z "$superuser_path" ; then
4144 echo " sshd superuser user PATH: $J"
4146 echo " Manpage format: $MANTYPE"
4147 echo " PAM support: $PAM_MSG"
4148 echo " OSF SIA support: $SIA_MSG"
4149 echo " KerberosV support: $KRB5_MSG"
4150 echo " SELinux support: $SELINUX_MSG"
4151 echo " Smartcard support: $SCARD_MSG"
4152 echo " S/KEY support: $SKEY_MSG"
4153 echo " TCP Wrappers support: $TCPW_MSG"
4154 echo " MD5 password support: $MD5_MSG"
4155 echo " libedit support: $LIBEDIT_MSG"
4156 echo " Solaris process contract support: $SPC_MSG"
4157 echo " IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
4158 echo " Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
4159 echo " BSD Auth support: $BSD_AUTH_MSG"
4160 echo " Random number source: $RAND_MSG"
4161 if test ! -z "$USE_RAND_HELPER" ; then
4162 echo " ssh-rand-helper collects from: $RAND_HELPER_MSG"
4167 echo " Host: ${host}"
4168 echo " Compiler: ${CC}"
4169 echo " Compiler flags: ${CFLAGS}"
4170 echo "Preprocessor flags: ${CPPFLAGS}"
4171 echo " Linker flags: ${LDFLAGS}"
4172 echo " Libraries: ${LIBS}"
4173 if test ! -z "${SSHDLIBS}"; then
4174 echo " +for sshd: ${SSHDLIBS}"
4179 if test "x$MAKE_PACKAGE_SUPPORTED" = "xyes" ; then
4180 echo "SVR4 style packages are supported with \"make package\""
4184 if test "x$PAM_MSG" = "xyes" ; then
4185 echo "PAM is enabled. You may need to install a PAM control file "
4186 echo "for sshd, otherwise password authentication may fail. "
4187 echo "Example PAM control files can be found in the contrib/ "
4192 if test ! -z "$RAND_HELPER_CMDHASH" ; then
4193 echo "WARNING: you are using the builtin random number collection "
4194 echo "service. Please read WARNING.RNG and request that your OS "
4195 echo "vendor includes kernel-based random number collection in "
4196 echo "future versions of your OS."
4200 if test ! -z "$NO_PEERCHECK" ; then
4201 echo "WARNING: the operating system that you are using does not"
4202 echo "appear to support getpeereid(), getpeerucred() or the"
4203 echo "SO_PEERCRED getsockopt() option. These facilities are used to"
4204 echo "enforce security checks to prevent unauthorised connections to"
4205 echo "ssh-agent. Their absence increases the risk that a malicious"
4206 echo "user can connect to your agent."
4210 if test "$AUDIT_MODULE" = "bsm" ; then
4211 echo "WARNING: BSM audit support is currently considered EXPERIMENTAL."
4212 echo "See the Solaris section in README.platform for details."