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="$CFLAGS -Wsign-compare" ;;
111 4.*) CFLAGS="$CFLAGS -Wsign-compare -Wno-pointer-sign" ;;
115 # -fstack-protector-all doesn't always work for some GCC versions
116 # and/or platforms, so we test if we can. If it's not supported
117 # on a give platform gcc will emit a warning so we use -Werror.
118 if test "x$use_stack_protector" = "x1"; then
119 for t in -fstack-protector-all -fstack-protector; do
120 AC_MSG_CHECKING(if $CC supports $t)
121 saved_CFLAGS="$CFLAGS"
122 saved_LDFLAGS="$LDFLAGS"
123 CFLAGS="$CFLAGS $t -Werror"
124 LDFLAGS="$LDFLAGS $t -Werror"
128 int main(void){return 0;}
131 CFLAGS="$saved_CFLAGS $t"
132 LDFLAGS="$saved_LDFLAGS $t"
133 AC_MSG_CHECKING(if $t works)
137 int main(void){exit(0);}
141 [ AC_MSG_RESULT(no) ],
142 [ AC_MSG_WARN([cross compiling: cannot test])
146 [ AC_MSG_RESULT(no) ]
148 CFLAGS="$saved_CFLAGS"
149 LDFLAGS="$saved_LDFLAGS"
153 if test -z "$have_llong_max"; then
154 # retry LLONG_MAX with -std=gnu99, needed on some Linuxes
155 unset ac_cv_have_decl_LLONG_MAX
156 saved_CFLAGS="$CFLAGS"
157 CFLAGS="$CFLAGS -std=gnu99"
158 AC_CHECK_DECL(LLONG_MAX,
160 [CFLAGS="$saved_CFLAGS"],
161 [#include <limits.h>]
166 if test "x$no_attrib_nonnull" != "x1" ; then
167 AC_DEFINE(HAVE_ATTRIBUTE__NONNULL__, 1, [Have attribute nonnull])
171 [ --without-rpath Disable auto-added -R linker paths],
173 if test "x$withval" = "xno" ; then
176 if test "x$withval" = "xyes" ; then
182 # Allow user to specify flags
184 [ --with-cflags Specify additional flags to pass to compiler],
186 if test -n "$withval" && test "x$withval" != "xno" && \
187 test "x${withval}" != "xyes"; then
188 CFLAGS="$CFLAGS $withval"
192 AC_ARG_WITH(cppflags,
193 [ --with-cppflags Specify additional flags to pass to preprocessor] ,
195 if test -n "$withval" && test "x$withval" != "xno" && \
196 test "x${withval}" != "xyes"; then
197 CPPFLAGS="$CPPFLAGS $withval"
202 [ --with-ldflags Specify additional flags to pass to linker],
204 if test -n "$withval" && test "x$withval" != "xno" && \
205 test "x${withval}" != "xyes"; then
206 LDFLAGS="$LDFLAGS $withval"
211 [ --with-libs Specify additional libraries to link with],
213 if test -n "$withval" && test "x$withval" != "xno" && \
214 test "x${withval}" != "xyes"; then
215 LIBS="$LIBS $withval"
220 [ --with-Werror Build main code with -Werror],
222 if test -n "$withval" && test "x$withval" != "xno"; then
223 werror_flags="-Werror"
224 if test "x${withval}" != "xyes"; then
225 werror_flags="$withval"
257 security/pam_appl.h \
296 # lastlog.h requires sys/time.h to be included first on Solaris
297 AC_CHECK_HEADERS(lastlog.h, [], [], [
298 #ifdef HAVE_SYS_TIME_H
299 # include <sys/time.h>
303 # sys/ptms.h requires sys/stream.h to be included first on Solaris
304 AC_CHECK_HEADERS(sys/ptms.h, [], [], [
305 #ifdef HAVE_SYS_STREAM_H
306 # include <sys/stream.h>
310 # login_cap.h requires sys/types.h on NetBSD
311 AC_CHECK_HEADERS(login_cap.h, [], [], [
312 #include <sys/types.h>
315 # Messages for features tested for in target-specific section
319 # Check for some target-specific stuff
322 # Some versions of VAC won't allow macro redefinitions at
323 # -qlanglevel=ansi, and autoconf 2.60 sometimes insists on using that
324 # particularly with older versions of vac or xlc.
325 # It also throws errors about null macro argments, but these are
327 AC_MSG_CHECKING(if compiler allows macro redefinitions)
330 #define testmacro foo
331 #define testmacro bar
332 int main(void) { exit(0); }
334 [ AC_MSG_RESULT(yes) ],
336 CC="`echo $CC | sed 's/-qlanglvl\=ansi//g'`"
337 LD="`echo $LD | sed 's/-qlanglvl\=ansi//g'`"
338 CFLAGS="`echo $CFLAGS | sed 's/-qlanglvl\=ansi//g'`"
339 CPPFLAGS="`echo $CPPFLAGS | sed 's/-qlanglvl\=ansi//g'`"
343 AC_MSG_CHECKING([how to specify blibpath for linker ($LD)])
344 if (test -z "$blibpath"); then
345 blibpath="/usr/lib:/lib"
347 saved_LDFLAGS="$LDFLAGS"
348 if test "$GCC" = "yes"; then
349 flags="-Wl,-blibpath: -Wl,-rpath, -blibpath:"
351 flags="-blibpath: -Wl,-blibpath: -Wl,-rpath,"
353 for tryflags in $flags ;do
354 if (test -z "$blibflags"); then
355 LDFLAGS="$saved_LDFLAGS $tryflags$blibpath"
356 AC_TRY_LINK([], [], [blibflags=$tryflags])
359 if (test -z "$blibflags"); then
360 AC_MSG_RESULT(not found)
361 AC_MSG_ERROR([*** must be able to specify blibpath on AIX - check config.log])
363 AC_MSG_RESULT($blibflags)
365 LDFLAGS="$saved_LDFLAGS"
366 dnl Check for authenticate. Might be in libs.a on older AIXes
367 AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE, 1,
368 [Define if you want to enable AIX4's authenticate function])],
369 [AC_CHECK_LIB(s,authenticate,
370 [ AC_DEFINE(WITH_AIXAUTHENTICATE)
374 dnl Check for various auth function declarations in headers.
375 AC_CHECK_DECLS([authenticate, loginrestrictions, loginsuccess,
376 passwdexpired, setauthdb], , , [#include <usersec.h>])
377 dnl Check if loginfailed is declared and takes 4 arguments (AIX >= 5.2)
378 AC_CHECK_DECLS(loginfailed,
379 [AC_MSG_CHECKING(if loginfailed takes 4 arguments)
381 [#include <usersec.h>],
382 [(void)loginfailed("user","host","tty",0);],
384 AC_DEFINE(AIX_LOGINFAILED_4ARG, 1,
385 [Define if your AIX loginfailed() function
386 takes 4 arguments (AIX >= 5.2)])],
390 [#include <usersec.h>]
392 AC_CHECK_FUNCS(getgrset setauthdb)
393 AC_CHECK_DECL(F_CLOSEM,
394 AC_DEFINE(HAVE_FCNTL_CLOSEM, 1, [Use F_CLOSEM fcntl for closefrom]),
396 [ #include <limits.h>
399 check_for_aix_broken_getaddrinfo=1
400 AC_DEFINE(BROKEN_REALPATH, 1, [Define if you have a broken realpath.])
401 AC_DEFINE(SETEUID_BREAKS_SETUID, 1,
402 [Define if your platform breaks doing a seteuid before a setuid])
403 AC_DEFINE(BROKEN_SETREUID, 1, [Define if your setreuid() is broken])
404 AC_DEFINE(BROKEN_SETREGID, 1, [Define if your setregid() is broken])
405 dnl AIX handles lastlog as part of its login message
406 AC_DEFINE(DISABLE_LASTLOG, 1, [Define if you don't want to use lastlog])
407 AC_DEFINE(LOGIN_NEEDS_UTMPX, 1,
408 [Some systems need a utmpx entry for /bin/login to work])
409 AC_DEFINE(SPT_TYPE,SPT_REUSEARGV,
410 [Define to a Set Process Title type if your system is
411 supported by bsd-setproctitle.c])
412 AC_DEFINE(SSHPAM_CHAUTHTOK_NEEDS_RUID, 1,
413 [AIX 5.2 and 5.3 (and presumably newer) require this])
414 AC_DEFINE(PTY_ZEROREAD, 1, [read(1) can return 0 for a non-closed fd])
417 check_for_libcrypt_later=1
418 LIBS="$LIBS /usr/lib/textreadmode.o"
419 AC_DEFINE(HAVE_CYGWIN, 1, [Define if you are on Cygwin])
420 AC_DEFINE(USE_PIPES, 1, [Use PIPES instead of a socketpair()])
421 AC_DEFINE(DISABLE_SHADOW, 1,
422 [Define if you want to disable shadow passwords])
423 AC_DEFINE(IP_TOS_IS_BROKEN, 1,
424 [Define if your system choked on IP TOS setting])
425 AC_DEFINE(NO_X11_UNIX_SOCKETS, 1,
426 [Define if X11 doesn't support AF_UNIX sockets on that system])
427 AC_DEFINE(NO_IPPORT_RESERVED_CONCEPT, 1,
428 [Define if the concept of ports only accessible to
429 superusers isn't known])
430 AC_DEFINE(DISABLE_FD_PASSING, 1,
431 [Define if your platform needs to skip post auth
432 file descriptor passing])
435 AC_DEFINE(IP_TOS_IS_BROKEN)
436 AC_DEFINE(SETEUID_BREAKS_SETUID)
437 AC_DEFINE(BROKEN_SETREUID)
438 AC_DEFINE(BROKEN_SETREGID)
441 AC_MSG_CHECKING(if we have working getaddrinfo)
442 AC_TRY_RUN([#include <mach-o/dyld.h>
443 main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16))
447 }], [AC_MSG_RESULT(working)],
448 [AC_MSG_RESULT(buggy)
449 AC_DEFINE(BROKEN_GETADDRINFO, 1, [getaddrinfo is broken (if present)])],
450 [AC_MSG_RESULT(assume it is working)])
451 AC_DEFINE(SETEUID_BREAKS_SETUID)
452 AC_DEFINE(BROKEN_SETREUID)
453 AC_DEFINE(BROKEN_SETREGID)
454 AC_DEFINE(BROKEN_GLOB, 1, [OS X glob does not do what we expect])
455 AC_DEFINE_UNQUOTED(BIND_8_COMPAT, 1,
456 [Define if your resolver libs need this for getrrsetbyname])
457 AC_DEFINE(SSH_TUN_FREEBSD, 1, [Open tunnel devices the FreeBSD way])
458 AC_DEFINE(SSH_TUN_COMPAT_AF, 1,
459 [Use tunnel device compatibility to OpenBSD])
460 AC_DEFINE(SSH_TUN_PREPEND_AF, 1,
461 [Prepend the address family to IP tunnel traffic])
462 m4_pattern_allow(AU_IPv)
463 AC_CHECK_DECL(AU_IPv4, [],
464 AC_DEFINE(AU_IPv4, 0, [System only supports IPv4 audit records])
465 [#include <bsm/audit.h>]
469 SSHDLIBS="$SSHDLIBS -lcrypt"
472 # first we define all of the options common to all HP-UX releases
473 CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
474 IPADDR_IN_DISPLAY=yes
476 AC_DEFINE(LOGIN_NO_ENDOPT, 1,
477 [Define if your login program cannot handle end of options ("--")])
478 AC_DEFINE(LOGIN_NEEDS_UTMPX)
479 AC_DEFINE(LOCKED_PASSWD_STRING, "*",
480 [String used in /etc/passwd to denote locked account])
481 AC_DEFINE(SPT_TYPE,SPT_PSTAT)
482 MAIL="/var/mail/username"
484 AC_CHECK_LIB(xnet, t_error, ,
485 AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
487 # next, we define all of the options specific to major releases
490 if test -z "$GCC"; then
495 AC_DEFINE(PAM_SUN_CODEBASE, 1,
496 [Define if you are using Solaris-derived PAM which
497 passes pam_messages to the conversation function
498 with an extra level of indirection])
499 AC_DEFINE(DISABLE_UTMP, 1,
500 [Define if you don't want to use utmp])
501 AC_DEFINE(USE_BTMP, 1, [Use btmp to log bad logins])
502 check_for_hpux_broken_getaddrinfo=1
503 check_for_conflicting_getspnam=1
507 # lastly, we define options specific to minor releases
510 AC_DEFINE(HAVE_SECUREWARE, 1,
511 [Define if you have SecureWare-based
512 protected password database])
513 disable_ptmx_check=yes
519 PATH="$PATH:/usr/etc"
520 AC_DEFINE(BROKEN_INET_NTOA, 1,
521 [Define if you system's inet_ntoa is busted
522 (e.g. Irix gcc issue)])
523 AC_DEFINE(SETEUID_BREAKS_SETUID)
524 AC_DEFINE(BROKEN_SETREUID)
525 AC_DEFINE(BROKEN_SETREGID)
526 AC_DEFINE(WITH_ABBREV_NO_TTY, 1,
527 [Define if you shouldn't strip 'tty' from your
529 AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
532 PATH="$PATH:/usr/etc"
533 AC_DEFINE(WITH_IRIX_ARRAY, 1,
534 [Define if you have/want arrays
535 (cluster-wide session managment, not C arrays)])
536 AC_DEFINE(WITH_IRIX_PROJECT, 1,
537 [Define if you want IRIX project management])
538 AC_DEFINE(WITH_IRIX_AUDIT, 1,
539 [Define if you want IRIX audit trails])
540 AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS, 1,
541 [Define if you want IRIX kernel jobs])])
542 AC_DEFINE(BROKEN_INET_NTOA)
543 AC_DEFINE(SETEUID_BREAKS_SETUID)
544 AC_DEFINE(BROKEN_SETREUID)
545 AC_DEFINE(BROKEN_SETREGID)
546 AC_DEFINE(BROKEN_UPDWTMPX, 1, [updwtmpx is broken (if present)])
547 AC_DEFINE(WITH_ABBREV_NO_TTY)
548 AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
552 check_for_libcrypt_later=1
553 check_for_openpty_ctty_bug=1
554 AC_DEFINE(DONT_TRY_OTHER_AF, 1, [Workaround more Linux IPv6 quirks])
555 AC_DEFINE(PAM_TTY_KLUDGE, 1,
556 [Work around problematic Linux PAM modules handling of PAM_TTY])
557 AC_DEFINE(LOCKED_PASSWD_PREFIX, "!",
558 [String used in /etc/passwd to denote locked account])
559 AC_DEFINE(SPT_TYPE,SPT_REUSEARGV)
560 AC_DEFINE(LINK_OPNOTSUPP_ERRNO, EPERM,
561 [Define to whatever link() returns for "not supported"
562 if it doesn't return EOPNOTSUPP.])
563 AC_DEFINE(_PATH_BTMP, "/var/log/btmp", [log for bad login attempts])
565 inet6_default_4in6=yes
568 AC_DEFINE(BROKEN_CMSG_TYPE, 1,
569 [Define if cmsg_type is not passed correctly])
572 # tun(4) forwarding compat code
573 AC_CHECK_HEADERS(linux/if_tun.h)
574 if test "x$ac_cv_header_linux_if_tun_h" = "xyes" ; then
575 AC_DEFINE(SSH_TUN_LINUX, 1,
576 [Open tunnel devices the Linux tun/tap way])
577 AC_DEFINE(SSH_TUN_COMPAT_AF, 1,
578 [Use tunnel device compatibility to OpenBSD])
579 AC_DEFINE(SSH_TUN_PREPEND_AF, 1,
580 [Prepend the address family to IP tunnel traffic])
583 mips-sony-bsd|mips-sony-newsos4)
584 AC_DEFINE(NEED_SETPGRP, 1, [Need setpgrp to acquire controlling tty])
588 check_for_libcrypt_before=1
589 if test "x$withval" != "xno" ; then
592 AC_DEFINE(SSH_TUN_FREEBSD, 1, [Open tunnel devices the FreeBSD way])
593 AC_CHECK_HEADER([net/if_tap.h], ,
594 AC_DEFINE(SSH_TUN_NO_L2, 1, [No layer 2 tunnel support]))
595 AC_DEFINE(SSH_TUN_PREPEND_AF, 1,
596 [Prepend the address family to IP tunnel traffic])
599 check_for_libcrypt_later=1
600 AC_DEFINE(LOCKED_PASSWD_PREFIX, "*LOCKED*", [Account locked with pw(1)])
601 AC_DEFINE(SSH_TUN_FREEBSD, 1, [Open tunnel devices the FreeBSD way])
602 AC_CHECK_HEADER([net/if_tap.h], ,
603 AC_DEFINE(SSH_TUN_NO_L2, 1, [No layer 2 tunnel support]))
604 AC_DEFINE(BROKEN_GLOB, 1, [FreeBSD glob does not do what we need])
607 AC_DEFINE(SETEUID_BREAKS_SETUID)
608 AC_DEFINE(BROKEN_SETREUID)
609 AC_DEFINE(BROKEN_SETREGID)
612 conf_lastlog_location="/usr/adm/lastlog"
613 conf_utmp_location=/etc/utmp
614 conf_wtmp_location=/usr/adm/wtmp
616 AC_DEFINE(HAVE_NEXT, 1, [Define if you are on NeXT])
617 AC_DEFINE(BROKEN_REALPATH)
619 AC_DEFINE(BROKEN_SAVED_UIDS, 1, [Needed for NeXT])
622 AC_DEFINE(HAVE_ATTRIBUTE__SENTINEL__, 1, [OpenBSD's gcc has sentinel])
623 AC_DEFINE(HAVE_ATTRIBUTE__BOUNDED__, 1, [OpenBSD's gcc has bounded])
624 AC_DEFINE(SSH_TUN_OPENBSD, 1, [Open tunnel devices the OpenBSD way])
625 AC_DEFINE(SYSLOG_R_SAFE_IN_SIGHAND, 1,
626 [syslog_r function is safe to use in in a signal handler])
629 if test "x$withval" != "xno" ; then
632 AC_DEFINE(PAM_SUN_CODEBASE)
633 AC_DEFINE(LOGIN_NEEDS_UTMPX)
634 AC_DEFINE(LOGIN_NEEDS_TERM, 1,
635 [Some versions of /bin/login need the TERM supplied
637 AC_DEFINE(PAM_TTY_KLUDGE)
638 AC_DEFINE(SSHPAM_CHAUTHTOK_NEEDS_RUID, 1,
639 [Define if pam_chauthtok wants real uid set
640 to the unpriv'ed user])
641 AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
642 # Pushing STREAMS modules will cause sshd to acquire a controlling tty.
643 AC_DEFINE(SSHD_ACQUIRES_CTTY, 1,
644 [Define if sshd somehow reacquires a controlling TTY
646 AC_DEFINE(PASSWD_NEEDS_USERNAME, 1, [must supply username to passwd
647 in case the name is longer than 8 chars])
648 external_path_file=/etc/default/login
649 # hardwire lastlog location (can't detect it on some versions)
650 conf_lastlog_location="/var/adm/lastlog"
651 AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
652 sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
653 if test "$sol2ver" -ge 8; then
655 AC_DEFINE(DISABLE_UTMP)
656 AC_DEFINE(DISABLE_WTMP, 1,
657 [Define if you don't want to use wtmp])
661 AC_ARG_WITH(solaris-contracts,
662 [ --with-solaris-contracts Enable Solaris process contracts (experimental)],
664 AC_CHECK_LIB(contract, ct_tmpl_activate,
665 [ AC_DEFINE(USE_SOLARIS_PROCESS_CONTRACTS, 1,
666 [Define if you have Solaris process contracts])
667 SSHDLIBS="$SSHDLIBS -lcontract"
674 CPPFLAGS="$CPPFLAGS -DSUNOS4"
675 AC_CHECK_FUNCS(getpwanam)
676 AC_DEFINE(PAM_SUN_CODEBASE)
677 conf_utmp_location=/etc/utmp
678 conf_wtmp_location=/var/adm/wtmp
679 conf_lastlog_location=/var/adm/lastlog
685 AC_DEFINE(SSHD_ACQUIRES_CTTY)
686 AC_DEFINE(SETEUID_BREAKS_SETUID)
687 AC_DEFINE(BROKEN_SETREUID)
688 AC_DEFINE(BROKEN_SETREGID)
691 # /usr/ucblib MUST NOT be searched on ReliantUNIX
692 AC_CHECK_LIB(dl, dlsym, ,)
693 # -lresolv needs to be at the end of LIBS or DNS lookups break
694 AC_CHECK_LIB(resolv, res_query, [ LIBS="$LIBS -lresolv" ])
695 IPADDR_IN_DISPLAY=yes
697 AC_DEFINE(IP_TOS_IS_BROKEN)
698 AC_DEFINE(SETEUID_BREAKS_SETUID)
699 AC_DEFINE(BROKEN_SETREUID)
700 AC_DEFINE(BROKEN_SETREGID)
701 AC_DEFINE(SSHD_ACQUIRES_CTTY)
702 external_path_file=/etc/default/login
703 # /usr/ucblib/libucb.a no longer needed on ReliantUNIX
704 # Attention: always take care to bind libsocket and libnsl before libc,
705 # otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
707 # UnixWare 1.x, UnixWare 2.x, and others based on code from Univel.
710 AC_DEFINE(SETEUID_BREAKS_SETUID)
711 AC_DEFINE(BROKEN_SETREUID)
712 AC_DEFINE(BROKEN_SETREGID)
713 AC_DEFINE(PASSWD_NEEDS_USERNAME, 1, [must supply username to passwd])
714 AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
716 # UnixWare 7.x, OpenUNIX 8
718 check_for_libcrypt_later=1
719 AC_DEFINE(UNIXWARE_LONG_PASSWORDS, 1, [Support passwords > 8 chars])
721 AC_DEFINE(SETEUID_BREAKS_SETUID)
722 AC_DEFINE(BROKEN_SETREUID)
723 AC_DEFINE(BROKEN_SETREGID)
724 AC_DEFINE(PASSWD_NEEDS_USERNAME)
726 *-*-sysv5SCO_SV*) # SCO OpenServer 6.x
727 TEST_SHELL=/u95/bin/sh
728 AC_DEFINE(BROKEN_LIBIAF, 1,
729 [ia_uinfo routines not supported by OS yet])
730 AC_DEFINE(BROKEN_UPDWTMPX)
732 *) AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
738 # SCO UNIX and OEM versions of SCO UNIX
740 AC_MSG_ERROR("This Platform is no longer supported.")
744 if test -z "$GCC"; then
745 CFLAGS="$CFLAGS -belf"
747 LIBS="$LIBS -lprot -lx -ltinfo -lm"
750 AC_DEFINE(HAVE_SECUREWARE)
751 AC_DEFINE(DISABLE_SHADOW)
752 AC_DEFINE(DISABLE_FD_PASSING)
753 AC_DEFINE(SETEUID_BREAKS_SETUID)
754 AC_DEFINE(BROKEN_SETREUID)
755 AC_DEFINE(BROKEN_SETREGID)
756 AC_DEFINE(WITH_ABBREV_NO_TTY)
757 AC_DEFINE(BROKEN_UPDWTMPX)
758 AC_DEFINE(PASSWD_NEEDS_USERNAME)
759 AC_CHECK_FUNCS(getluid setluid)
764 AC_DEFINE(NO_SSH_LASTLOG, 1,
765 [Define if you don't want to use lastlog in session.c])
766 AC_DEFINE(SETEUID_BREAKS_SETUID)
767 AC_DEFINE(BROKEN_SETREUID)
768 AC_DEFINE(BROKEN_SETREGID)
770 AC_DEFINE(DISABLE_FD_PASSING)
772 LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
776 AC_DEFINE(SETEUID_BREAKS_SETUID)
777 AC_DEFINE(BROKEN_SETREUID)
778 AC_DEFINE(BROKEN_SETREGID)
779 AC_DEFINE(WITH_ABBREV_NO_TTY)
781 AC_DEFINE(DISABLE_FD_PASSING)
783 LIBS="$LIBS -lgen -lacid -ldb"
787 AC_DEFINE(SETEUID_BREAKS_SETUID)
788 AC_DEFINE(BROKEN_SETREUID)
789 AC_DEFINE(BROKEN_SETREGID)
791 AC_DEFINE(DISABLE_FD_PASSING)
792 AC_DEFINE(NO_SSH_LASTLOG)
793 LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal"
794 LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
798 AC_MSG_CHECKING(for Digital Unix SIA)
801 [ --with-osfsia Enable Digital Unix SIA],
803 if test "x$withval" = "xno" ; then
804 AC_MSG_RESULT(disabled)
809 if test -z "$no_osfsia" ; then
810 if test -f /etc/sia/matrix.conf; then
812 AC_DEFINE(HAVE_OSF_SIA, 1,
813 [Define if you have Digital Unix Security
814 Integration Architecture])
815 AC_DEFINE(DISABLE_LOGIN, 1,
816 [Define if you don't want to use your
817 system's login() call])
818 AC_DEFINE(DISABLE_FD_PASSING)
819 LIBS="$LIBS -lsecurity -ldb -lm -laud"
823 AC_DEFINE(LOCKED_PASSWD_SUBSTR, "Nologin",
824 [String used in /etc/passwd to denote locked account])
827 AC_DEFINE(BROKEN_GETADDRINFO)
828 AC_DEFINE(SETEUID_BREAKS_SETUID)
829 AC_DEFINE(BROKEN_SETREUID)
830 AC_DEFINE(BROKEN_SETREGID)
835 AC_DEFINE(NO_X11_UNIX_SOCKETS)
836 AC_DEFINE(MISSING_NFDBITS, 1, [Define on *nto-qnx systems])
837 AC_DEFINE(MISSING_HOWMANY, 1, [Define on *nto-qnx systems])
838 AC_DEFINE(MISSING_FD_MASK, 1, [Define on *nto-qnx systems])
839 AC_DEFINE(DISABLE_LASTLOG)
840 AC_DEFINE(SSHD_ACQUIRES_CTTY)
841 AC_DEFINE(BROKEN_SHADOW_EXPIRE, 1, [QNX shadow support is broken])
842 enable_etc_default_login=no # has incompatible /etc/default/login
845 AC_DEFINE(DISABLE_FD_PASSING)
851 AC_DEFINE(BROKEN_GETGROUPS, 1, [getgroups(0,NULL) will return -1])
852 AC_DEFINE(BROKEN_MMAP, 1, [Ultrix mmap can't map files])
853 AC_DEFINE(NEED_SETPGRP)
854 AC_DEFINE(HAVE_SYS_SYSLOG_H, 1, [Force use of sys/syslog.h on Ultrix])
858 CFLAGS="$CFLAGS -D__NO_INCLUDE_WARN__"
859 AC_DEFINE(MISSING_HOWMANY)
860 AC_DEFINE(BROKEN_SETVBUF, 1, [LynxOS has broken setvbuf() implementation])
864 AC_MSG_CHECKING(compiler and flags for sanity)
870 [ AC_MSG_RESULT(yes) ],
873 AC_MSG_ERROR([*** compiler cannot create working executables, check config.log ***])
875 [ AC_MSG_WARN([cross compiling: not checking compiler sanity]) ]
878 dnl Checks for header files.
879 # Checks for libraries.
880 AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
881 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
883 dnl IRIX and Solaris 2.5.1 have dirname() in libgen
884 AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
885 AC_CHECK_LIB(gen, dirname,[
886 AC_CACHE_CHECK([for broken dirname],
887 ac_cv_have_broken_dirname, [
895 int main(int argc, char **argv) {
898 strncpy(buf,"/etc", 32);
900 if (!s || strncmp(s, "/", 32) != 0) {
907 [ ac_cv_have_broken_dirname="no" ],
908 [ ac_cv_have_broken_dirname="yes" ],
909 [ ac_cv_have_broken_dirname="no" ],
913 if test "x$ac_cv_have_broken_dirname" = "xno" ; then
915 AC_DEFINE(HAVE_DIRNAME)
916 AC_CHECK_HEADERS(libgen.h)
921 AC_CHECK_FUNC(getspnam, ,
922 AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
923 AC_SEARCH_LIBS(basename, gen, AC_DEFINE(HAVE_BASENAME, 1,
924 [Define if you have the basename function.]))
928 [ --with-zlib=PATH Use zlib in PATH],
929 [ if test "x$withval" = "xno" ; then
930 AC_MSG_ERROR([*** zlib is required ***])
931 elif test "x$withval" != "xyes"; then
932 if test -d "$withval/lib"; then
933 if test -n "${need_dash_r}"; then
934 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
936 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
939 if test -n "${need_dash_r}"; then
940 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
942 LDFLAGS="-L${withval} ${LDFLAGS}"
945 if test -d "$withval/include"; then
946 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
948 CPPFLAGS="-I${withval} ${CPPFLAGS}"
953 AC_CHECK_LIB(z, deflate, ,
955 saved_CPPFLAGS="$CPPFLAGS"
956 saved_LDFLAGS="$LDFLAGS"
958 dnl Check default zlib install dir
959 if test -n "${need_dash_r}"; then
960 LDFLAGS="-L/usr/local/lib -R/usr/local/lib ${saved_LDFLAGS}"
962 LDFLAGS="-L/usr/local/lib ${saved_LDFLAGS}"
964 CPPFLAGS="-I/usr/local/include ${saved_CPPFLAGS}"
966 AC_TRY_LINK_FUNC(deflate, AC_DEFINE(HAVE_LIBZ),
968 AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***])
973 AC_CHECK_HEADER([zlib.h], ,AC_MSG_ERROR([*** zlib.h missing - please install first or check config.log ***]))
975 AC_ARG_WITH(zlib-version-check,
976 [ --without-zlib-version-check Disable zlib version check],
977 [ if test "x$withval" = "xno" ; then
978 zlib_check_nonfatal=1
983 AC_MSG_CHECKING(for possibly buggy zlib)
984 AC_RUN_IFELSE([AC_LANG_SOURCE([[
989 int a=0, b=0, c=0, d=0, n, v;
990 n = sscanf(ZLIB_VERSION, "%d.%d.%d.%d", &a, &b, &c, &d);
991 if (n != 3 && n != 4)
993 v = a*1000000 + b*10000 + c*100 + d;
994 fprintf(stderr, "found zlib version %s (%d)\n", ZLIB_VERSION, v);
997 if (a == 1 && b == 1 && c >= 4)
1000 /* 1.2.3 and up are OK */
1008 [ AC_MSG_RESULT(yes)
1009 if test -z "$zlib_check_nonfatal" ; then
1010 AC_MSG_ERROR([*** zlib too old - check config.log ***
1011 Your reported zlib version has known security problems. It's possible your
1012 vendor has fixed these problems without changing the version number. If you
1013 are sure this is the case, you can disable the check by running
1014 "./configure --without-zlib-version-check".
1015 If you are in doubt, upgrade zlib to version 1.2.3 or greater.
1016 See http://www.gzip.org/zlib/ for details.])
1018 AC_MSG_WARN([zlib version may have security problems])
1021 [ AC_MSG_WARN([cross compiling: not checking zlib version]) ]
1025 AC_CHECK_FUNC(strcasecmp,
1026 [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
1028 AC_CHECK_FUNCS(utimes,
1029 [], [ AC_CHECK_LIB(c89, utimes, [AC_DEFINE(HAVE_UTIMES)
1030 LIBS="$LIBS -lc89"]) ]
1033 dnl Checks for libutil functions
1034 AC_CHECK_HEADERS(libutil.h)
1035 AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN, 1,
1036 [Define if your libraries define login()])])
1037 AC_CHECK_FUNCS(logout updwtmp logwtmp)
1041 # Check for ALTDIRFUNC glob() extension
1042 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
1043 AC_EGREP_CPP(FOUNDIT,
1046 #ifdef GLOB_ALTDIRFUNC
1051 AC_DEFINE(GLOB_HAS_ALTDIRFUNC, 1,
1052 [Define if your system glob() function has
1053 the GLOB_ALTDIRFUNC extension])
1061 # Check for g.gl_matchc glob() extension
1062 AC_MSG_CHECKING(for gl_matchc field in glob_t)
1064 [ #include <glob.h> ],
1065 [glob_t g; g.gl_matchc = 1;],
1067 AC_DEFINE(GLOB_HAS_GL_MATCHC, 1,
1068 [Define if your system glob() function has
1069 gl_matchc options in glob_t])
1077 AC_CHECK_DECLS(GLOB_NOMATCH, , , [#include <glob.h>])
1079 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
1082 #include <sys/types.h>
1084 int main(void){struct dirent d;exit(sizeof(d.d_name)<=sizeof(char));}
1086 [AC_MSG_RESULT(yes)],
1089 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME, 1,
1090 [Define if your struct dirent expects you to
1091 allocate extra space for d_name])
1094 AC_MSG_WARN([cross compiling: assuming BROKEN_ONE_BYTE_DIRENT_D_NAME])
1095 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
1099 AC_MSG_CHECKING([for /proc/pid/fd directory])
1100 if test -d "/proc/$$/fd" ; then
1101 AC_DEFINE(HAVE_PROC_PID, 1, [Define if you have /proc/$pid/fd])
1107 # Check whether user wants S/Key support
1110 [ --with-skey[[=PATH]] Enable S/Key support (optionally in PATH)],
1112 if test "x$withval" != "xno" ; then
1114 if test "x$withval" != "xyes" ; then
1115 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1116 LDFLAGS="$LDFLAGS -L${withval}/lib"
1119 AC_DEFINE(SKEY, 1, [Define if you want S/Key support])
1123 AC_MSG_CHECKING([for s/key support])
1128 int main() { char *ff = skey_keyinfo(""); ff=""; exit(0); }
1130 [AC_MSG_RESULT(yes)],
1133 AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
1135 AC_MSG_CHECKING(if skeychallenge takes 4 arguments)
1139 [(void)skeychallenge(NULL,"name","",0);],
1141 AC_DEFINE(SKEYCHALLENGE_4ARG, 1,
1142 [Define if your skeychallenge()
1143 function takes 4 arguments (NetBSD)])],
1150 # Check whether user wants TCP wrappers support
1152 AC_ARG_WITH(tcp-wrappers,
1153 [ --with-tcp-wrappers[[=PATH]] Enable tcpwrappers support (optionally in PATH)],
1155 if test "x$withval" != "xno" ; then
1157 saved_LDFLAGS="$LDFLAGS"
1158 saved_CPPFLAGS="$CPPFLAGS"
1159 if test -n "${withval}" && \
1160 test "x${withval}" != "xyes"; then
1161 if test -d "${withval}/lib"; then
1162 if test -n "${need_dash_r}"; then
1163 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
1165 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
1168 if test -n "${need_dash_r}"; then
1169 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
1171 LDFLAGS="-L${withval} ${LDFLAGS}"
1174 if test -d "${withval}/include"; then
1175 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
1177 CPPFLAGS="-I${withval} ${CPPFLAGS}"
1181 AC_MSG_CHECKING(for libwrap)
1184 #include <sys/types.h>
1185 #include <sys/socket.h>
1186 #include <netinet/in.h>
1188 int deny_severity = 0, allow_severity = 0;
1193 AC_DEFINE(LIBWRAP, 1,
1195 TCP Wrappers support])
1196 SSHDLIBS="$SSHDLIBS -lwrap"
1200 AC_MSG_ERROR([*** libwrap missing])
1208 # Check whether user wants libedit support
1210 AC_ARG_WITH(libedit,
1211 [ --with-libedit[[=PATH]] Enable libedit support for sftp],
1212 [ if test "x$withval" != "xno" ; then
1213 if test "x$withval" != "xyes"; then
1214 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1215 if test -n "${need_dash_r}"; then
1216 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
1218 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
1221 AC_CHECK_LIB(edit, el_init,
1222 [ AC_DEFINE(USE_LIBEDIT, 1, [Use libedit for sftp])
1223 LIBEDIT="-ledit -lcurses"
1227 [ AC_MSG_ERROR(libedit not found) ],
1230 AC_MSG_CHECKING(if libedit version is compatible)
1233 #include <histedit.h>
1237 el_init("", NULL, NULL, NULL);
1241 [ AC_MSG_RESULT(yes) ],
1243 AC_MSG_ERROR(libedit version is not compatible) ]
1250 [ --with-audit=module Enable EXPERIMENTAL audit support (modules=debug,bsm)],
1252 AC_MSG_CHECKING(for supported audit module)
1257 dnl Checks for headers, libs and functions
1258 AC_CHECK_HEADERS(bsm/audit.h, [],
1259 [AC_MSG_ERROR(BSM enabled and bsm/audit.h not found)],
1266 AC_CHECK_LIB(bsm, getaudit, [],
1267 [AC_MSG_ERROR(BSM enabled and required library not found)])
1268 AC_CHECK_FUNCS(getaudit, [],
1269 [AC_MSG_ERROR(BSM enabled and required function not found)])
1270 # These are optional
1271 AC_CHECK_FUNCS(getaudit_addr aug_get_machine)
1272 AC_DEFINE(USE_BSM_AUDIT, 1, [Use BSM audit module])
1276 AC_MSG_RESULT(debug)
1277 AC_DEFINE(SSH_AUDIT_EVENTS, 1, Use audit debugging module)
1283 AC_MSG_ERROR([Unknown audit module $withval])
1288 dnl Checks for library functions. Please keep in alphabetical order
1376 # IRIX has a const char return value for gai_strerror()
1377 AC_CHECK_FUNCS(gai_strerror,[
1378 AC_DEFINE(HAVE_GAI_STRERROR)
1380 #include <sys/types.h>
1381 #include <sys/socket.h>
1384 const char *gai_strerror(int);],[
1387 str = gai_strerror(0);],[
1388 AC_DEFINE(HAVE_CONST_GAI_STRERROR_PROTO, 1,
1389 [Define if gai_strerror() returns const char *])])])
1391 AC_SEARCH_LIBS(nanosleep, rt posix4, AC_DEFINE(HAVE_NANOSLEEP, 1,
1392 [Some systems put nanosleep outside of libc]))
1394 dnl Make sure prototypes are defined for these before using them.
1395 AC_CHECK_DECL(getrusage, [AC_CHECK_FUNCS(getrusage)])
1396 AC_CHECK_DECL(strsep,
1397 [AC_CHECK_FUNCS(strsep)],
1400 #ifdef HAVE_STRING_H
1401 # include <string.h>
1405 dnl tcsendbreak might be a macro
1406 AC_CHECK_DECL(tcsendbreak,
1407 [AC_DEFINE(HAVE_TCSENDBREAK)],
1408 [AC_CHECK_FUNCS(tcsendbreak)],
1409 [#include <termios.h>]
1412 AC_CHECK_DECLS(h_errno, , ,[#include <netdb.h>])
1414 AC_CHECK_DECLS(SHUT_RD, , ,
1416 #include <sys/types.h>
1417 #include <sys/socket.h>
1420 AC_CHECK_DECLS(O_NONBLOCK, , ,
1422 #include <sys/types.h>
1423 #ifdef HAVE_SYS_STAT_H
1424 # include <sys/stat.h>
1431 AC_CHECK_DECLS(writev, , , [
1432 #include <sys/types.h>
1433 #include <sys/uio.h>
1437 AC_CHECK_DECLS(MAXSYMLINKS, , , [
1438 #include <sys/param.h>
1441 AC_CHECK_DECLS(offsetof, , , [
1445 AC_CHECK_FUNCS(setresuid, [
1446 dnl Some platorms have setresuid that isn't implemented, test for this
1447 AC_MSG_CHECKING(if setresuid seems to work)
1452 int main(){errno=0; setresuid(0,0,0); if (errno==ENOSYS) exit(1); else exit(0);}
1454 [AC_MSG_RESULT(yes)],
1455 [AC_DEFINE(BROKEN_SETRESUID, 1,
1456 [Define if your setresuid() is broken])
1457 AC_MSG_RESULT(not implemented)],
1458 [AC_MSG_WARN([cross compiling: not checking setresuid])]
1462 AC_CHECK_FUNCS(setresgid, [
1463 dnl Some platorms have setresgid that isn't implemented, test for this
1464 AC_MSG_CHECKING(if setresgid seems to work)
1469 int main(){errno=0; setresgid(0,0,0); if (errno==ENOSYS) exit(1); else exit(0);}
1471 [AC_MSG_RESULT(yes)],
1472 [AC_DEFINE(BROKEN_SETRESGID, 1,
1473 [Define if your setresgid() is broken])
1474 AC_MSG_RESULT(not implemented)],
1475 [AC_MSG_WARN([cross compiling: not checking setresuid])]
1479 dnl Checks for time functions
1480 AC_CHECK_FUNCS(gettimeofday time)
1481 dnl Checks for utmp functions
1482 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
1483 AC_CHECK_FUNCS(utmpname)
1484 dnl Checks for utmpx functions
1485 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
1486 AC_CHECK_FUNCS(setutxent utmpxname)
1488 AC_CHECK_FUNC(daemon,
1489 [AC_DEFINE(HAVE_DAEMON, 1, [Define if your libraries define daemon()])],
1490 [AC_CHECK_LIB(bsd, daemon,
1491 [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
1494 AC_CHECK_FUNC(getpagesize,
1495 [AC_DEFINE(HAVE_GETPAGESIZE, 1,
1496 [Define if your libraries define getpagesize()])],
1497 [AC_CHECK_LIB(ucb, getpagesize,
1498 [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
1501 # Check for broken snprintf
1502 if test "x$ac_cv_func_snprintf" = "xyes" ; then
1503 AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
1507 int main(void){char b[5];snprintf(b,5,"123456789");exit(b[4]!='\0');}
1509 [AC_MSG_RESULT(yes)],
1512 AC_DEFINE(BROKEN_SNPRINTF, 1,
1513 [Define if your snprintf is busted])
1514 AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
1516 [ AC_MSG_WARN([cross compiling: Assuming working snprintf()]) ]
1520 # If we don't have a working asprintf, then we strongly depend on vsnprintf
1521 # returning the right thing on overflow: the number of characters it tried to
1522 # create (as per SUSv3)
1523 if test "x$ac_cv_func_asprintf" != "xyes" && \
1524 test "x$ac_cv_func_vsnprintf" = "xyes" ; then
1525 AC_MSG_CHECKING([whether vsnprintf returns correct values on overflow])
1528 #include <sys/types.h>
1532 int x_snprintf(char *str,size_t count,const char *fmt,...)
1534 size_t ret; va_list ap;
1535 va_start(ap, fmt); ret = vsnprintf(str, count, fmt, ap); va_end(ap);
1541 exit(x_snprintf(x, 1, "%s %d", "hello", 12345) == 11 ? 0 : 1);
1543 [AC_MSG_RESULT(yes)],
1546 AC_DEFINE(BROKEN_SNPRINTF, 1,
1547 [Define if your snprintf is busted])
1548 AC_MSG_WARN([****** Your vsnprintf() function is broken, complain to your vendor])
1550 [ AC_MSG_WARN([cross compiling: Assuming working vsnprintf()]) ]
1554 # On systems where [v]snprintf is broken, but is declared in stdio,
1555 # check that the fmt argument is const char * or just char *.
1556 # This is only useful for when BROKEN_SNPRINTF
1557 AC_MSG_CHECKING([whether snprintf can declare const char *fmt])
1558 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
1559 int snprintf(char *a, size_t b, const char *c, ...) { return 0; }
1560 int main(void) { snprintf(0, 0, 0); }
1563 AC_DEFINE(SNPRINTF_CONST, [const],
1564 [Define as const if snprintf() can declare const char *fmt])],
1566 AC_DEFINE(SNPRINTF_CONST, [/* not const */])])
1568 # Check for missing getpeereid (or equiv) support
1570 if test "x$ac_cv_func_getpeereid" != "xyes" -a "x$ac_cv_func_getpeerucred" != "xyes"; then
1571 AC_MSG_CHECKING([whether system supports SO_PEERCRED getsockopt])
1573 [#include <sys/types.h>
1574 #include <sys/socket.h>],
1575 [int i = SO_PEERCRED;],
1576 [ AC_MSG_RESULT(yes)
1577 AC_DEFINE(HAVE_SO_PEERCRED, 1, [Have PEERCRED socket option])
1584 dnl see whether mkstemp() requires XXXXXX
1585 if test "x$ac_cv_func_mkdtemp" = "xyes" ; then
1586 AC_MSG_CHECKING([for (overly) strict mkstemp])
1590 main() { char template[]="conftest.mkstemp-test";
1591 if (mkstemp(template) == -1)
1593 unlink(template); exit(0);
1601 AC_DEFINE(HAVE_STRICT_MKSTEMP, 1, [Silly mkstemp()])
1605 AC_DEFINE(HAVE_STRICT_MKSTEMP)
1610 dnl make sure that openpty does not reacquire controlling terminal
1611 if test ! -z "$check_for_openpty_ctty_bug"; then
1612 AC_MSG_CHECKING(if openpty correctly handles controlling tty)
1616 #include <sys/fcntl.h>
1617 #include <sys/types.h>
1618 #include <sys/wait.h>
1624 int fd, ptyfd, ttyfd, status;
1627 if (pid < 0) { /* failed */
1629 } else if (pid > 0) { /* parent */
1630 waitpid(pid, &status, 0);
1631 if (WIFEXITED(status))
1632 exit(WEXITSTATUS(status));
1635 } else { /* child */
1636 close(0); close(1); close(2);
1638 openpty(&ptyfd, &ttyfd, NULL, NULL, NULL);
1639 fd = open("/dev/tty", O_RDWR | O_NOCTTY);
1641 exit(3); /* Acquired ctty: broken */
1643 exit(0); /* Did not acquire ctty: OK */
1652 AC_DEFINE(SSHD_ACQUIRES_CTTY)
1655 AC_MSG_RESULT(cross-compiling, assuming yes)
1660 if test "x$ac_cv_func_getaddrinfo" = "xyes" && \
1661 test "x$check_for_hpux_broken_getaddrinfo" = "x1"; then
1662 AC_MSG_CHECKING(if getaddrinfo seems to work)
1666 #include <sys/socket.h>
1669 #include <netinet/in.h>
1671 #define TEST_PORT "2222"
1677 struct addrinfo *gai_ai, *ai, hints;
1678 char ntop[NI_MAXHOST], strport[NI_MAXSERV], *name = NULL;
1680 memset(&hints, 0, sizeof(hints));
1681 hints.ai_family = PF_UNSPEC;
1682 hints.ai_socktype = SOCK_STREAM;
1683 hints.ai_flags = AI_PASSIVE;
1685 err = getaddrinfo(name, TEST_PORT, &hints, &gai_ai);
1687 fprintf(stderr, "getaddrinfo failed (%s)", gai_strerror(err));
1691 for (ai = gai_ai; ai != NULL; ai = ai->ai_next) {
1692 if (ai->ai_family != AF_INET6)
1695 err = getnameinfo(ai->ai_addr, ai->ai_addrlen, ntop,
1696 sizeof(ntop), strport, sizeof(strport),
1697 NI_NUMERICHOST|NI_NUMERICSERV);
1700 if (err == EAI_SYSTEM)
1701 perror("getnameinfo EAI_SYSTEM");
1703 fprintf(stderr, "getnameinfo failed: %s\n",
1708 sock = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
1711 if (bind(sock, ai->ai_addr, ai->ai_addrlen) < 0) {
1724 AC_DEFINE(BROKEN_GETADDRINFO)
1727 AC_MSG_RESULT(cross-compiling, assuming yes)
1732 if test "x$ac_cv_func_getaddrinfo" = "xyes" && \
1733 test "x$check_for_aix_broken_getaddrinfo" = "x1"; then
1734 AC_MSG_CHECKING(if getaddrinfo seems to work)
1738 #include <sys/socket.h>
1741 #include <netinet/in.h>
1743 #define TEST_PORT "2222"
1749 struct addrinfo *gai_ai, *ai, hints;
1750 char ntop[NI_MAXHOST], strport[NI_MAXSERV], *name = NULL;
1752 memset(&hints, 0, sizeof(hints));
1753 hints.ai_family = PF_UNSPEC;
1754 hints.ai_socktype = SOCK_STREAM;
1755 hints.ai_flags = AI_PASSIVE;
1757 err = getaddrinfo(name, TEST_PORT, &hints, &gai_ai);
1759 fprintf(stderr, "getaddrinfo failed (%s)", gai_strerror(err));
1763 for (ai = gai_ai; ai != NULL; ai = ai->ai_next) {
1764 if (ai->ai_family != AF_INET && ai->ai_family != AF_INET6)
1767 err = getnameinfo(ai->ai_addr, ai->ai_addrlen, ntop,
1768 sizeof(ntop), strport, sizeof(strport),
1769 NI_NUMERICHOST|NI_NUMERICSERV);
1771 if (ai->ai_family == AF_INET && err != 0) {
1772 perror("getnameinfo");
1781 AC_DEFINE(AIX_GETNAMEINFO_HACK, 1,
1782 [Define if you have a getaddrinfo that fails
1783 for the all-zeros IPv6 address])
1787 AC_DEFINE(BROKEN_GETADDRINFO)
1790 AC_MSG_RESULT(cross-compiling, assuming no)
1795 if test "x$check_for_conflicting_getspnam" = "x1"; then
1796 AC_MSG_CHECKING(for conflicting getspnam in shadow.h)
1800 int main(void) {exit(0);}
1807 AC_DEFINE(GETSPNAM_CONFLICTING_DEFS, 1,
1808 [Conflicting defs for getspnam])
1815 # Search for OpenSSL
1816 saved_CPPFLAGS="$CPPFLAGS"
1817 saved_LDFLAGS="$LDFLAGS"
1818 AC_ARG_WITH(ssl-dir,
1819 [ --with-ssl-dir=PATH Specify path to OpenSSL installation ],
1821 if test "x$withval" != "xno" ; then
1824 ./*|../*) withval="`pwd`/$withval"
1826 if test -d "$withval/lib"; then
1827 if test -n "${need_dash_r}"; then
1828 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
1830 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
1833 if test -n "${need_dash_r}"; then
1834 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
1836 LDFLAGS="-L${withval} ${LDFLAGS}"
1839 if test -d "$withval/include"; then
1840 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
1842 CPPFLAGS="-I${withval} ${CPPFLAGS}"
1847 LIBS="-lcrypto $LIBS"
1848 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL, 1,
1849 [Define if your ssl headers are included
1850 with #include <openssl/header.h>]),
1852 dnl Check default openssl install dir
1853 if test -n "${need_dash_r}"; then
1854 LDFLAGS="-L/usr/local/ssl/lib -R/usr/local/ssl/lib ${saved_LDFLAGS}"
1856 LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}"
1858 CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}"
1859 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
1861 AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***])
1867 # Determine OpenSSL header version
1868 AC_MSG_CHECKING([OpenSSL header version])
1873 #include <openssl/opensslv.h>
1874 #define DATA "conftest.sslincver"
1879 fd = fopen(DATA,"w");
1883 if ((rc = fprintf(fd ,"%x (%s)\n", OPENSSL_VERSION_NUMBER, OPENSSL_VERSION_TEXT)) <0)
1890 ssl_header_ver=`cat conftest.sslincver`
1891 AC_MSG_RESULT($ssl_header_ver)
1894 AC_MSG_RESULT(not found)
1895 AC_MSG_ERROR(OpenSSL version header not found.)
1898 AC_MSG_WARN([cross compiling: not checking])
1902 # Determine OpenSSL library version
1903 AC_MSG_CHECKING([OpenSSL library version])
1908 #include <openssl/opensslv.h>
1909 #include <openssl/crypto.h>
1910 #define DATA "conftest.ssllibver"
1915 fd = fopen(DATA,"w");
1919 if ((rc = fprintf(fd ,"%x (%s)\n", SSLeay(), SSLeay_version(SSLEAY_VERSION))) <0)
1926 ssl_library_ver=`cat conftest.ssllibver`
1927 AC_MSG_RESULT($ssl_library_ver)
1930 AC_MSG_RESULT(not found)
1931 AC_MSG_ERROR(OpenSSL library not found.)
1934 AC_MSG_WARN([cross compiling: not checking])
1938 AC_ARG_WITH(openssl-header-check,
1939 [ --without-openssl-header-check Disable OpenSSL version consistency check],
1940 [ if test "x$withval" = "xno" ; then
1941 openssl_check_nonfatal=1
1946 # Sanity check OpenSSL headers
1947 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
1951 #include <openssl/opensslv.h>
1952 int main(void) { exit(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
1959 if test "x$openssl_check_nonfatal" = "x"; then
1960 AC_MSG_ERROR([Your OpenSSL headers do not match your
1961 library. Check config.log for details.
1962 If you are sure your installation is consistent, you can disable the check
1963 by running "./configure --without-openssl-header-check".
1964 Also see contrib/findssl.sh for help identifying header/library mismatches.
1967 AC_MSG_WARN([Your OpenSSL headers do not match your
1968 library. Check config.log for details.
1969 Also see contrib/findssl.sh for help identifying header/library mismatches.])
1973 AC_MSG_WARN([cross compiling: not checking])
1977 AC_MSG_CHECKING([if programs using OpenSSL functions will link])
1980 #include <openssl/evp.h>
1981 int main(void) { SSLeay_add_all_algorithms(); }
1990 AC_MSG_CHECKING([if programs using OpenSSL need -ldl])
1993 #include <openssl/evp.h>
1994 int main(void) { SSLeay_add_all_algorithms(); }
2007 AC_ARG_WITH(ssl-engine,
2008 [ --with-ssl-engine Enable OpenSSL (hardware) ENGINE support ],
2009 [ if test "x$withval" != "xno" ; then
2010 AC_MSG_CHECKING(for OpenSSL ENGINE support)
2012 [ #include <openssl/engine.h>],
2014 ENGINE_load_builtin_engines();ENGINE_register_all_complete();
2016 [ AC_MSG_RESULT(yes)
2017 AC_DEFINE(USE_OPENSSL_ENGINE, 1,
2018 [Enable OpenSSL engine support])
2020 [ AC_MSG_ERROR(OpenSSL ENGINE support not found)]
2025 # Check for OpenSSL without EVP_aes_{192,256}_cbc
2026 AC_MSG_CHECKING([whether OpenSSL has crippled AES support])
2030 #include <openssl/evp.h>
2031 int main(void) { exit(EVP_aes_192_cbc() == NULL || EVP_aes_256_cbc() == NULL);}
2038 AC_DEFINE(OPENSSL_LOBOTOMISED_AES, 1,
2039 [libcrypto is missing AES 192 and 256 bit functions])
2043 # Some systems want crypt() from libcrypt, *not* the version in OpenSSL,
2044 # because the system crypt() is more featureful.
2045 if test "x$check_for_libcrypt_before" = "x1"; then
2046 AC_CHECK_LIB(crypt, crypt)
2049 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
2050 # version in OpenSSL.
2051 if test "x$check_for_libcrypt_later" = "x1"; then
2052 AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
2055 # Search for SHA256 support in libc and/or OpenSSL
2056 AC_CHECK_FUNCS(SHA256_Update EVP_sha256)
2059 AC_CHECK_LIB(iaf, ia_openinfo, [
2061 AC_CHECK_FUNCS(set_id, [SSHDLIBS="$SSHDLIBS -liaf"
2062 AC_DEFINE(HAVE_LIBIAF, 1,
2063 [Define if system has libiaf that supports set_id])
2068 ### Configure cryptographic random number support
2070 # Check wheter OpenSSL seeds itself
2071 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
2075 #include <openssl/rand.h>
2076 int main(void) { exit(RAND_status() == 1 ? 0 : 1); }
2079 OPENSSL_SEEDS_ITSELF=yes
2084 # Default to use of the rand helper if OpenSSL doesn't
2089 AC_MSG_WARN([cross compiling: assuming yes])
2090 # This is safe, since all recent OpenSSL versions will
2091 # complain at runtime if not seeded correctly.
2092 OPENSSL_SEEDS_ITSELF=yes
2096 # Check for PAM libs
2099 [ --with-pam Enable PAM support ],
2101 if test "x$withval" != "xno" ; then
2102 if test "x$ac_cv_header_security_pam_appl_h" != "xyes" && \
2103 test "x$ac_cv_header_pam_pam_appl_h" != "xyes" ; then
2104 AC_MSG_ERROR([PAM headers not found])
2108 AC_CHECK_LIB(dl, dlopen, , )
2109 AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
2110 AC_CHECK_FUNCS(pam_getenvlist)
2111 AC_CHECK_FUNCS(pam_putenv)
2116 SSHDLIBS="$SSHDLIBS -lpam"
2117 AC_DEFINE(USE_PAM, 1,
2118 [Define if you want to enable PAM support])
2120 if test $ac_cv_lib_dl_dlopen = yes; then
2123 # libdl already in LIBS
2126 SSHDLIBS="$SSHDLIBS -ldl"
2134 # Check for older PAM
2135 if test "x$PAM_MSG" = "xyes" ; then
2136 # Check PAM strerror arguments (old PAM)
2137 AC_MSG_CHECKING([whether pam_strerror takes only one argument])
2141 #if defined(HAVE_SECURITY_PAM_APPL_H)
2142 #include <security/pam_appl.h>
2143 #elif defined (HAVE_PAM_PAM_APPL_H)
2144 #include <pam/pam_appl.h>
2147 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
2148 [AC_MSG_RESULT(no)],
2150 AC_DEFINE(HAVE_OLD_PAM, 1,
2151 [Define if you have an old version of PAM
2152 which takes only one argument to pam_strerror])
2154 PAM_MSG="yes (old library)"
2159 # Do we want to force the use of the rand helper?
2160 AC_ARG_WITH(rand-helper,
2161 [ --with-rand-helper Use subprocess to gather strong randomness ],
2163 if test "x$withval" = "xno" ; then
2164 # Force use of OpenSSL's internal RNG, even if
2165 # the previous test showed it to be unseeded.
2166 if test -z "$OPENSSL_SEEDS_ITSELF" ; then
2167 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
2168 OPENSSL_SEEDS_ITSELF=yes
2177 # Which randomness source do we use?
2178 if test ! -z "$OPENSSL_SEEDS_ITSELF" && test -z "$USE_RAND_HELPER" ; then
2180 AC_DEFINE(OPENSSL_PRNG_ONLY, 1,
2181 [Define if you want OpenSSL's internally seeded PRNG only])
2182 RAND_MSG="OpenSSL internal ONLY"
2183 INSTALL_SSH_RAND_HELPER=""
2184 elif test ! -z "$USE_RAND_HELPER" ; then
2185 # install rand helper
2186 RAND_MSG="ssh-rand-helper"
2187 INSTALL_SSH_RAND_HELPER="yes"
2189 AC_SUBST(INSTALL_SSH_RAND_HELPER)
2191 ### Configuration of ssh-rand-helper
2194 AC_ARG_WITH(prngd-port,
2195 [ --with-prngd-port=PORT read entropy from PRNGD/EGD TCP localhost:PORT],
2204 AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
2207 if test ! -z "$withval" ; then
2208 PRNGD_PORT="$withval"
2209 AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT,
2210 [Port number of PRNGD/EGD random number socket])
2215 # PRNGD Unix domain socket
2216 AC_ARG_WITH(prngd-socket,
2217 [ --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
2221 withval="/var/run/egd-pool"
2229 AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
2233 if test ! -z "$withval" ; then
2234 if test ! -z "$PRNGD_PORT" ; then
2235 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
2237 if test ! -r "$withval" ; then
2238 AC_MSG_WARN(Entropy socket is not readable)
2240 PRNGD_SOCKET="$withval"
2241 AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET",
2242 [Location of PRNGD/EGD random number socket])
2246 # Check for existing socket only if we don't have a random device already
2247 if test "$USE_RAND_HELPER" = yes ; then
2248 AC_MSG_CHECKING(for PRNGD/EGD socket)
2249 # Insert other locations here
2250 for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
2251 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
2252 PRNGD_SOCKET="$sock"
2253 AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
2257 if test ! -z "$PRNGD_SOCKET" ; then
2258 AC_MSG_RESULT($PRNGD_SOCKET)
2260 AC_MSG_RESULT(not found)
2266 # Change default command timeout for hashing entropy source
2268 AC_ARG_WITH(entropy-timeout,
2269 [ --with-entropy-timeout Specify entropy gathering command timeout (msec)],
2271 if test -n "$withval" && test "x$withval" != "xno" && \
2272 test "x${withval}" != "xyes"; then
2273 entropy_timeout=$withval
2277 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout,
2278 [Builtin PRNG command timeout])
2280 SSH_PRIVSEP_USER=sshd
2281 AC_ARG_WITH(privsep-user,
2282 [ --with-privsep-user=user Specify non-privileged user for privilege separation],
2284 if test -n "$withval" && test "x$withval" != "xno" && \
2285 test "x${withval}" != "xyes"; then
2286 SSH_PRIVSEP_USER=$withval
2290 AC_DEFINE_UNQUOTED(SSH_PRIVSEP_USER, "$SSH_PRIVSEP_USER",
2291 [non-privileged user for privilege separation])
2292 AC_SUBST(SSH_PRIVSEP_USER)
2294 # We do this little dance with the search path to insure
2295 # that programs that we select for use by installed programs
2296 # (which may be run by the super-user) come from trusted
2297 # locations before they come from the user's private area.
2298 # This should help avoid accidentally configuring some
2299 # random version of a program in someone's personal bin.
2303 test -h /bin 2> /dev/null && PATH=/usr/bin
2304 test -d /sbin && PATH=$PATH:/sbin
2305 test -d /usr/sbin && PATH=$PATH:/usr/sbin
2306 PATH=$PATH:/etc:$OPATH
2308 # These programs are used by the command hashing source to gather entropy
2309 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
2310 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
2311 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
2312 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
2313 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
2314 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
2315 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
2316 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
2317 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
2318 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
2319 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
2320 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
2321 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
2322 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
2323 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
2324 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
2328 # Where does ssh-rand-helper get its randomness from?
2329 INSTALL_SSH_PRNG_CMDS=""
2330 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
2331 if test ! -z "$PRNGD_PORT" ; then
2332 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
2333 elif test ! -z "$PRNGD_SOCKET" ; then
2334 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
2336 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
2337 RAND_HELPER_CMDHASH=yes
2338 INSTALL_SSH_PRNG_CMDS="yes"
2341 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
2344 # Cheap hack to ensure NEWS-OS libraries are arranged right.
2345 if test ! -z "$SONY" ; then
2346 LIBS="$LIBS -liberty";
2349 # Check for long long datatypes
2350 AC_CHECK_TYPES([long long, unsigned long long, long double])
2352 # Check datatype sizes
2353 AC_CHECK_SIZEOF(char, 1)
2354 AC_CHECK_SIZEOF(short int, 2)
2355 AC_CHECK_SIZEOF(int, 4)
2356 AC_CHECK_SIZEOF(long int, 4)
2357 AC_CHECK_SIZEOF(long long int, 8)
2359 # Sanity check long long for some platforms (AIX)
2360 if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
2361 ac_cv_sizeof_long_long_int=0
2364 # compute LLONG_MIN and LLONG_MAX if we don't know them.
2365 if test -z "$have_llong_max"; then
2366 AC_MSG_CHECKING([for max value of long long])
2370 /* Why is this so damn hard? */
2374 #define __USE_ISOC99
2376 #define DATA "conftest.llminmax"
2377 #define my_abs(a) ((a) < 0 ? ((a) * -1) : (a))
2380 * printf in libc on some platforms (eg old Tru64) does not understand %lld so
2381 * we do this the hard way.
2384 fprint_ll(FILE *f, long long n)
2387 int l[sizeof(long long) * 8];
2390 if (fprintf(f, "-") < 0)
2392 for (i = 0; n != 0; i++) {
2393 l[i] = my_abs(n % 10);
2397 if (fprintf(f, "%d", l[--i]) < 0)
2400 if (fprintf(f, " ") < 0)
2407 long long i, llmin, llmax = 0;
2409 if((f = fopen(DATA,"w")) == NULL)
2412 #if defined(LLONG_MIN) && defined(LLONG_MAX)
2413 fprintf(stderr, "Using system header for LLONG_MIN and LLONG_MAX\n");
2417 fprintf(stderr, "Calculating LLONG_MIN and LLONG_MAX\n");
2418 /* This will work on one's complement and two's complement */
2419 for (i = 1; i > llmax; i <<= 1, i++)
2421 llmin = llmax + 1LL; /* wrap */
2425 if (llmin + 1 < llmin || llmin - 1 < llmin || llmax + 1 > llmax
2426 || llmax - 1 > llmax || llmin == llmax || llmin == 0
2427 || llmax == 0 || llmax < LONG_MAX || llmin > LONG_MIN) {
2428 fprintf(f, "unknown unknown\n");
2432 if (fprint_ll(f, llmin) < 0)
2434 if (fprint_ll(f, llmax) < 0)
2442 llong_min=`$AWK '{print $1}' conftest.llminmax`
2443 llong_max=`$AWK '{print $2}' conftest.llminmax`
2445 AC_MSG_RESULT($llong_max)
2446 AC_DEFINE_UNQUOTED(LLONG_MAX, [${llong_max}LL],
2447 [max value of long long calculated by configure])
2448 AC_MSG_CHECKING([for min value of long long])
2449 AC_MSG_RESULT($llong_min)
2450 AC_DEFINE_UNQUOTED(LLONG_MIN, [${llong_min}LL],
2451 [min value of long long calculated by configure])
2454 AC_MSG_RESULT(not found)
2457 AC_MSG_WARN([cross compiling: not checking])
2463 # More checks for data types
2464 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
2466 [ #include <sys/types.h> ],
2468 [ ac_cv_have_u_int="yes" ],
2469 [ ac_cv_have_u_int="no" ]
2472 if test "x$ac_cv_have_u_int" = "xyes" ; then
2473 AC_DEFINE(HAVE_U_INT, 1, [define if you have u_int data type])
2477 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
2479 [ #include <sys/types.h> ],
2480 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
2481 [ ac_cv_have_intxx_t="yes" ],
2482 [ ac_cv_have_intxx_t="no" ]
2485 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
2486 AC_DEFINE(HAVE_INTXX_T, 1, [define if you have intxx_t data type])
2490 if (test -z "$have_intxx_t" && \
2491 test "x$ac_cv_header_stdint_h" = "xyes")
2493 AC_MSG_CHECKING([for intXX_t types in stdint.h])
2495 [ #include <stdint.h> ],
2496 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
2498 AC_DEFINE(HAVE_INTXX_T)
2501 [ AC_MSG_RESULT(no) ]
2505 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
2508 #include <sys/types.h>
2509 #ifdef HAVE_STDINT_H
2510 # include <stdint.h>
2512 #include <sys/socket.h>
2513 #ifdef HAVE_SYS_BITYPES_H
2514 # include <sys/bitypes.h>
2517 [ int64_t a; a = 1;],
2518 [ ac_cv_have_int64_t="yes" ],
2519 [ ac_cv_have_int64_t="no" ]
2522 if test "x$ac_cv_have_int64_t" = "xyes" ; then
2523 AC_DEFINE(HAVE_INT64_T, 1, [define if you have int64_t data type])
2526 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
2528 [ #include <sys/types.h> ],
2529 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
2530 [ ac_cv_have_u_intxx_t="yes" ],
2531 [ ac_cv_have_u_intxx_t="no" ]
2534 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
2535 AC_DEFINE(HAVE_U_INTXX_T, 1, [define if you have u_intxx_t data type])
2539 if test -z "$have_u_intxx_t" ; then
2540 AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
2542 [ #include <sys/socket.h> ],
2543 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
2545 AC_DEFINE(HAVE_U_INTXX_T)
2548 [ AC_MSG_RESULT(no) ]
2552 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
2554 [ #include <sys/types.h> ],
2555 [ u_int64_t a; a = 1;],
2556 [ ac_cv_have_u_int64_t="yes" ],
2557 [ ac_cv_have_u_int64_t="no" ]
2560 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
2561 AC_DEFINE(HAVE_U_INT64_T, 1, [define if you have u_int64_t data type])
2565 if test -z "$have_u_int64_t" ; then
2566 AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
2568 [ #include <sys/bitypes.h> ],
2569 [ u_int64_t a; a = 1],
2571 AC_DEFINE(HAVE_U_INT64_T)
2574 [ AC_MSG_RESULT(no) ]
2578 if test -z "$have_u_intxx_t" ; then
2579 AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
2582 #include <sys/types.h>
2584 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
2585 [ ac_cv_have_uintxx_t="yes" ],
2586 [ ac_cv_have_uintxx_t="no" ]
2589 if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
2590 AC_DEFINE(HAVE_UINTXX_T, 1,
2591 [define if you have uintxx_t data type])
2595 if test -z "$have_uintxx_t" ; then
2596 AC_MSG_CHECKING([for uintXX_t types in stdint.h])
2598 [ #include <stdint.h> ],
2599 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
2601 AC_DEFINE(HAVE_UINTXX_T)
2604 [ AC_MSG_RESULT(no) ]
2608 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
2609 test "x$ac_cv_header_sys_bitypes_h" = "xyes")
2611 AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
2614 #include <sys/bitypes.h>
2617 int8_t a; int16_t b; int32_t c;
2618 u_int8_t e; u_int16_t f; u_int32_t g;
2619 a = b = c = e = f = g = 1;
2622 AC_DEFINE(HAVE_U_INTXX_T)
2623 AC_DEFINE(HAVE_INTXX_T)
2631 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
2634 #include <sys/types.h>
2636 [ u_char foo; foo = 125; ],
2637 [ ac_cv_have_u_char="yes" ],
2638 [ ac_cv_have_u_char="no" ]
2641 if test "x$ac_cv_have_u_char" = "xyes" ; then
2642 AC_DEFINE(HAVE_U_CHAR, 1, [define if you have u_char data type])
2647 AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
2649 AC_CHECK_TYPES(in_addr_t,,,
2650 [#include <sys/types.h>
2651 #include <netinet/in.h>])
2653 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
2656 #include <sys/types.h>
2658 [ size_t foo; foo = 1235; ],
2659 [ ac_cv_have_size_t="yes" ],
2660 [ ac_cv_have_size_t="no" ]
2663 if test "x$ac_cv_have_size_t" = "xyes" ; then
2664 AC_DEFINE(HAVE_SIZE_T, 1, [define if you have size_t data type])
2667 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
2670 #include <sys/types.h>
2672 [ ssize_t foo; foo = 1235; ],
2673 [ ac_cv_have_ssize_t="yes" ],
2674 [ ac_cv_have_ssize_t="no" ]
2677 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
2678 AC_DEFINE(HAVE_SSIZE_T, 1, [define if you have ssize_t data type])
2681 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
2686 [ clock_t foo; foo = 1235; ],
2687 [ ac_cv_have_clock_t="yes" ],
2688 [ ac_cv_have_clock_t="no" ]
2691 if test "x$ac_cv_have_clock_t" = "xyes" ; then
2692 AC_DEFINE(HAVE_CLOCK_T, 1, [define if you have clock_t data type])
2695 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
2698 #include <sys/types.h>
2699 #include <sys/socket.h>
2701 [ sa_family_t foo; foo = 1235; ],
2702 [ ac_cv_have_sa_family_t="yes" ],
2705 #include <sys/types.h>
2706 #include <sys/socket.h>
2707 #include <netinet/in.h>
2709 [ sa_family_t foo; foo = 1235; ],
2710 [ ac_cv_have_sa_family_t="yes" ],
2712 [ ac_cv_have_sa_family_t="no" ]
2716 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
2717 AC_DEFINE(HAVE_SA_FAMILY_T, 1,
2718 [define if you have sa_family_t data type])
2721 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
2724 #include <sys/types.h>
2726 [ pid_t foo; foo = 1235; ],
2727 [ ac_cv_have_pid_t="yes" ],
2728 [ ac_cv_have_pid_t="no" ]
2731 if test "x$ac_cv_have_pid_t" = "xyes" ; then
2732 AC_DEFINE(HAVE_PID_T, 1, [define if you have pid_t data type])
2735 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
2738 #include <sys/types.h>
2740 [ mode_t foo; foo = 1235; ],
2741 [ ac_cv_have_mode_t="yes" ],
2742 [ ac_cv_have_mode_t="no" ]
2745 if test "x$ac_cv_have_mode_t" = "xyes" ; then
2746 AC_DEFINE(HAVE_MODE_T, 1, [define if you have mode_t data type])
2750 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
2753 #include <sys/types.h>
2754 #include <sys/socket.h>
2756 [ struct sockaddr_storage s; ],
2757 [ ac_cv_have_struct_sockaddr_storage="yes" ],
2758 [ ac_cv_have_struct_sockaddr_storage="no" ]
2761 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
2762 AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE, 1,
2763 [define if you have struct sockaddr_storage data type])
2766 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
2769 #include <sys/types.h>
2770 #include <netinet/in.h>
2772 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
2773 [ ac_cv_have_struct_sockaddr_in6="yes" ],
2774 [ ac_cv_have_struct_sockaddr_in6="no" ]
2777 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
2778 AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6, 1,
2779 [define if you have struct sockaddr_in6 data type])
2782 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
2785 #include <sys/types.h>
2786 #include <netinet/in.h>
2788 [ struct in6_addr s; s.s6_addr[0] = 0; ],
2789 [ ac_cv_have_struct_in6_addr="yes" ],
2790 [ ac_cv_have_struct_in6_addr="no" ]
2793 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
2794 AC_DEFINE(HAVE_STRUCT_IN6_ADDR, 1,
2795 [define if you have struct in6_addr data type])
2798 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
2801 #include <sys/types.h>
2802 #include <sys/socket.h>
2805 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
2806 [ ac_cv_have_struct_addrinfo="yes" ],
2807 [ ac_cv_have_struct_addrinfo="no" ]
2810 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
2811 AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1,
2812 [define if you have struct addrinfo data type])
2815 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
2817 [ #include <sys/time.h> ],
2818 [ struct timeval tv; tv.tv_sec = 1;],
2819 [ ac_cv_have_struct_timeval="yes" ],
2820 [ ac_cv_have_struct_timeval="no" ]
2823 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
2824 AC_DEFINE(HAVE_STRUCT_TIMEVAL, 1, [define if you have struct timeval])
2825 have_struct_timeval=1
2828 AC_CHECK_TYPES(struct timespec)
2830 # We need int64_t or else certian parts of the compile will fail.
2831 if test "x$ac_cv_have_int64_t" = "xno" && \
2832 test "x$ac_cv_sizeof_long_int" != "x8" && \
2833 test "x$ac_cv_sizeof_long_long_int" = "x0" ; then
2834 echo "OpenSSH requires int64_t support. Contact your vendor or install"
2835 echo "an alternative compiler (I.E., GCC) before continuing."
2839 dnl test snprintf (broken on SCO w/gcc)
2844 #ifdef HAVE_SNPRINTF
2848 char expected_out[50];
2850 #if (SIZEOF_LONG_INT == 8)
2851 long int num = 0x7fffffffffffffff;
2853 long long num = 0x7fffffffffffffffll;
2855 strcpy(expected_out, "9223372036854775807");
2856 snprintf(buf, mazsize, "%lld", num);
2857 if(strcmp(buf, expected_out) != 0)
2864 ]])], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ],
2865 AC_MSG_WARN([cross compiling: Assuming working snprintf()])
2869 dnl Checks for structure members
2870 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
2871 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
2872 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
2873 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
2874 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
2875 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
2876 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
2877 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
2878 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
2879 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
2880 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
2881 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
2882 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
2883 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
2884 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
2885 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
2886 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
2888 AC_CHECK_MEMBERS([struct stat.st_blksize])
2889 AC_CHECK_MEMBER([struct __res_state.retrans], [], [AC_DEFINE(__res_state, state,
2890 [Define if we don't have struct __res_state in resolv.h])],
2893 #if HAVE_SYS_TYPES_H
2894 # include <sys/types.h>
2896 #include <netinet/in.h>
2897 #include <arpa/nameser.h>
2901 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
2902 ac_cv_have_ss_family_in_struct_ss, [
2905 #include <sys/types.h>
2906 #include <sys/socket.h>
2908 [ struct sockaddr_storage s; s.ss_family = 1; ],
2909 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
2910 [ ac_cv_have_ss_family_in_struct_ss="no" ],
2913 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
2914 AC_DEFINE(HAVE_SS_FAMILY_IN_SS, 1, [Fields in struct sockaddr_storage])
2917 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
2918 ac_cv_have___ss_family_in_struct_ss, [
2921 #include <sys/types.h>
2922 #include <sys/socket.h>
2924 [ struct sockaddr_storage s; s.__ss_family = 1; ],
2925 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
2926 [ ac_cv_have___ss_family_in_struct_ss="no" ]
2929 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
2930 AC_DEFINE(HAVE___SS_FAMILY_IN_SS, 1,
2931 [Fields in struct sockaddr_storage])
2934 AC_CACHE_CHECK([for pw_class field in struct passwd],
2935 ac_cv_have_pw_class_in_struct_passwd, [
2940 [ struct passwd p; p.pw_class = 0; ],
2941 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
2942 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
2945 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
2946 AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD, 1,
2947 [Define if your password has a pw_class field])
2950 AC_CACHE_CHECK([for pw_expire field in struct passwd],
2951 ac_cv_have_pw_expire_in_struct_passwd, [
2956 [ struct passwd p; p.pw_expire = 0; ],
2957 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
2958 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
2961 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
2962 AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD, 1,
2963 [Define if your password has a pw_expire field])
2966 AC_CACHE_CHECK([for pw_change field in struct passwd],
2967 ac_cv_have_pw_change_in_struct_passwd, [
2972 [ struct passwd p; p.pw_change = 0; ],
2973 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
2974 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
2977 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
2978 AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD, 1,
2979 [Define if your password has a pw_change field])
2982 dnl make sure we're using the real structure members and not defines
2983 AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
2984 ac_cv_have_accrights_in_msghdr, [
2987 #include <sys/types.h>
2988 #include <sys/socket.h>
2989 #include <sys/uio.h>
2991 #ifdef msg_accrights
2992 #error "msg_accrights is a macro"
2996 m.msg_accrights = 0;
3000 [ ac_cv_have_accrights_in_msghdr="yes" ],
3001 [ ac_cv_have_accrights_in_msghdr="no" ]
3004 if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
3005 AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR, 1,
3006 [Define if your system uses access rights style
3007 file descriptor passing])
3010 AC_CACHE_CHECK([for msg_control field in struct msghdr],
3011 ac_cv_have_control_in_msghdr, [
3014 #include <sys/types.h>
3015 #include <sys/socket.h>
3016 #include <sys/uio.h>
3019 #error "msg_control is a macro"
3027 [ ac_cv_have_control_in_msghdr="yes" ],
3028 [ ac_cv_have_control_in_msghdr="no" ]
3031 if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
3032 AC_DEFINE(HAVE_CONTROL_IN_MSGHDR, 1,
3033 [Define if your system uses ancillary data style
3034 file descriptor passing])
3037 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
3039 [ extern char *__progname; printf("%s", __progname); ],
3040 [ ac_cv_libc_defines___progname="yes" ],
3041 [ ac_cv_libc_defines___progname="no" ]
3044 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
3045 AC_DEFINE(HAVE___PROGNAME, 1, [Define if libc defines __progname])
3048 AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
3052 [ printf("%s", __FUNCTION__); ],
3053 [ ac_cv_cc_implements___FUNCTION__="yes" ],
3054 [ ac_cv_cc_implements___FUNCTION__="no" ]
3057 if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
3058 AC_DEFINE(HAVE___FUNCTION__, 1,
3059 [Define if compiler implements __FUNCTION__])
3062 AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
3066 [ printf("%s", __func__); ],
3067 [ ac_cv_cc_implements___func__="yes" ],
3068 [ ac_cv_cc_implements___func__="no" ]
3071 if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
3072 AC_DEFINE(HAVE___func__, 1, [Define if compiler implements __func__])
3075 AC_CACHE_CHECK([whether va_copy exists], ac_cv_have_va_copy, [
3077 [#include <stdarg.h>
3080 [ ac_cv_have_va_copy="yes" ],
3081 [ ac_cv_have_va_copy="no" ]
3084 if test "x$ac_cv_have_va_copy" = "xyes" ; then
3085 AC_DEFINE(HAVE_VA_COPY, 1, [Define if va_copy exists])
3088 AC_CACHE_CHECK([whether __va_copy exists], ac_cv_have___va_copy, [
3090 [#include <stdarg.h>
3093 [ ac_cv_have___va_copy="yes" ],
3094 [ ac_cv_have___va_copy="no" ]
3097 if test "x$ac_cv_have___va_copy" = "xyes" ; then
3098 AC_DEFINE(HAVE___VA_COPY, 1, [Define if __va_copy exists])
3101 AC_CACHE_CHECK([whether getopt has optreset support],
3102 ac_cv_have_getopt_optreset, [
3107 [ extern int optreset; optreset = 0; ],
3108 [ ac_cv_have_getopt_optreset="yes" ],
3109 [ ac_cv_have_getopt_optreset="no" ]
3112 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
3113 AC_DEFINE(HAVE_GETOPT_OPTRESET, 1,
3114 [Define if your getopt(3) defines and uses optreset])
3117 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
3119 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
3120 [ ac_cv_libc_defines_sys_errlist="yes" ],
3121 [ ac_cv_libc_defines_sys_errlist="no" ]
3124 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
3125 AC_DEFINE(HAVE_SYS_ERRLIST, 1,
3126 [Define if your system defines sys_errlist[]])
3130 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
3132 [ extern int sys_nerr; printf("%i", sys_nerr);],
3133 [ ac_cv_libc_defines_sys_nerr="yes" ],
3134 [ ac_cv_libc_defines_sys_nerr="no" ]
3137 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
3138 AC_DEFINE(HAVE_SYS_NERR, 1, [Define if your system defines sys_nerr])
3142 # Check whether user wants sectok support
3144 [ --with-sectok Enable smartcard support using libsectok],
3146 if test "x$withval" != "xno" ; then
3147 if test "x$withval" != "xyes" ; then
3148 CPPFLAGS="$CPPFLAGS -I${withval}"
3149 LDFLAGS="$LDFLAGS -L${withval}"
3150 if test ! -z "$need_dash_r" ; then
3151 LDFLAGS="$LDFLAGS -R${withval}"
3153 if test ! -z "$blibpath" ; then
3154 blibpath="$blibpath:${withval}"
3157 AC_CHECK_HEADERS(sectok.h)
3158 if test "$ac_cv_header_sectok_h" != yes; then
3159 AC_MSG_ERROR(Can't find sectok.h)
3161 AC_CHECK_LIB(sectok, sectok_open)
3162 if test "$ac_cv_lib_sectok_sectok_open" != yes; then
3163 AC_MSG_ERROR(Can't find libsectok)
3165 AC_DEFINE(SMARTCARD, 1,
3166 [Define if you want smartcard support])
3167 AC_DEFINE(USE_SECTOK, 1,
3168 [Define if you want smartcard support
3170 SCARD_MSG="yes, using sectok"
3175 # Check whether user wants OpenSC support
3178 [ --with-opensc[[=PFX]] Enable smartcard support using OpenSC (optionally in PATH)],
3180 if test "x$withval" != "xno" ; then
3181 if test "x$withval" != "xyes" ; then
3182 OPENSC_CONFIG=$withval/bin/opensc-config
3184 AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no)
3186 if test "$OPENSC_CONFIG" != "no"; then
3187 LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags`
3188 LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs`
3189 CPPFLAGS="$CPPFLAGS $LIBOPENSC_CFLAGS"
3190 LIBS="$LIBS $LIBOPENSC_LIBS"
3191 AC_DEFINE(SMARTCARD)
3192 AC_DEFINE(USE_OPENSC, 1,
3193 [Define if you want smartcard support
3195 SCARD_MSG="yes, using OpenSC"
3201 # Check libraries needed by DNS fingerprint support
3202 AC_SEARCH_LIBS(getrrsetbyname, resolv,
3203 [AC_DEFINE(HAVE_GETRRSETBYNAME, 1,
3204 [Define if getrrsetbyname() exists])],
3206 # Needed by our getrrsetbyname()
3207 AC_SEARCH_LIBS(res_query, resolv)
3208 AC_SEARCH_LIBS(dn_expand, resolv)
3209 AC_MSG_CHECKING(if res_query will link)
3210 AC_TRY_LINK_FUNC(res_query, AC_MSG_RESULT(yes),
3213 LIBS="$LIBS -lresolv"
3214 AC_MSG_CHECKING(for res_query in -lresolv)
3219 res_query (0, 0, 0, 0, 0);
3223 [LIBS="$LIBS -lresolv"
3224 AC_MSG_RESULT(yes)],
3228 AC_CHECK_FUNCS(_getshort _getlong)
3229 AC_CHECK_DECLS([_getshort, _getlong], , ,
3230 [#include <sys/types.h>
3231 #include <arpa/nameser.h>])
3232 AC_CHECK_MEMBER(HEADER.ad,
3233 [AC_DEFINE(HAVE_HEADER_AD, 1,
3234 [Define if HEADER.ad exists in arpa/nameser.h])],,
3235 [#include <arpa/nameser.h>])
3238 AC_MSG_CHECKING(if struct __res_state _res is an extern)
3241 #if HAVE_SYS_TYPES_H
3242 # include <sys/types.h>
3244 #include <netinet/in.h>
3245 #include <arpa/nameser.h>
3247 extern struct __res_state _res;
3248 int main() { return 0; }
3251 AC_DEFINE(HAVE__RES_EXTERN, 1,
3252 [Define if you have struct __res_state _res as an extern])
3254 [ AC_MSG_RESULT(no) ]
3257 # Check whether user wants SELinux support
3260 AC_ARG_WITH(selinux,
3261 [ --with-selinux Enable SELinux support],
3262 [ if test "x$withval" != "xno" ; then
3264 AC_DEFINE(WITH_SELINUX,1,[Define if you want SELinux support.])
3266 AC_CHECK_HEADER([selinux/selinux.h], ,
3267 AC_MSG_ERROR(SELinux support requires selinux.h header))
3268 AC_CHECK_LIB(selinux, setexeccon, [ LIBSELINUX="-lselinux" ],
3269 AC_MSG_ERROR(SELinux support requires libselinux library))
3270 SSHDLIBS="$SSHDLIBS $LIBSELINUX"
3271 AC_CHECK_FUNCS(getseuserbyname get_default_context_with_level)
3276 # Check whether user wants Kerberos 5 support
3278 AC_ARG_WITH(kerberos5,
3279 [ --with-kerberos5=PATH Enable Kerberos 5 support],
3280 [ if test "x$withval" != "xno" ; then
3281 if test "x$withval" = "xyes" ; then
3282 KRB5ROOT="/usr/local"
3287 AC_DEFINE(KRB5, 1, [Define if you want Kerberos 5 support])
3290 AC_MSG_CHECKING(for krb5-config)
3291 if test -x $KRB5ROOT/bin/krb5-config ; then
3292 KRB5CONF=$KRB5ROOT/bin/krb5-config
3293 AC_MSG_RESULT($KRB5CONF)
3295 AC_MSG_CHECKING(for gssapi support)
3296 if $KRB5CONF | grep gssapi >/dev/null ; then
3298 AC_DEFINE(GSSAPI, 1,
3299 [Define this if you want GSSAPI
3300 support in the version 2 protocol])
3306 K5CFLAGS="`$KRB5CONF --cflags $k5confopts`"
3307 K5LIBS="`$KRB5CONF --libs $k5confopts`"
3308 CPPFLAGS="$CPPFLAGS $K5CFLAGS"
3309 AC_MSG_CHECKING(whether we are using Heimdal)
3310 AC_TRY_COMPILE([ #include <krb5.h> ],
3311 [ char *tmp = heimdal_version; ],
3312 [ AC_MSG_RESULT(yes)
3313 AC_DEFINE(HEIMDAL, 1,
3314 [Define this if you are using the
3315 Heimdal version of Kerberos V5]) ],
3320 CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
3321 LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
3322 AC_MSG_CHECKING(whether we are using Heimdal)
3323 AC_TRY_COMPILE([ #include <krb5.h> ],
3324 [ char *tmp = heimdal_version; ],
3325 [ AC_MSG_RESULT(yes)
3327 K5LIBS="-lkrb5 -ldes"
3328 K5LIBS="$K5LIBS -lcom_err -lasn1"
3329 AC_CHECK_LIB(roken, net_write,
3330 [K5LIBS="$K5LIBS -lroken"])
3333 K5LIBS="-lkrb5 -lk5crypto -lcom_err"
3336 AC_SEARCH_LIBS(dn_expand, resolv)
3338 AC_CHECK_LIB(gssapi,gss_init_sec_context,
3340 K5LIBS="-lgssapi $K5LIBS" ],
3341 [ AC_CHECK_LIB(gssapi_krb5,gss_init_sec_context,
3343 K5LIBS="-lgssapi_krb5 $K5LIBS" ],
3344 AC_MSG_WARN([Cannot find any suitable gss-api library - build may fail]),
3349 AC_CHECK_HEADER(gssapi.h, ,
3350 [ unset ac_cv_header_gssapi_h
3351 CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
3352 AC_CHECK_HEADERS(gssapi.h, ,
3353 AC_MSG_WARN([Cannot find any suitable gss-api header - build may fail])
3359 CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
3360 AC_CHECK_HEADER(gssapi_krb5.h, ,
3361 [ CPPFLAGS="$oldCPP" ])
3364 if test ! -z "$need_dash_r" ; then
3365 LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
3367 if test ! -z "$blibpath" ; then
3368 blibpath="$blibpath:${KRB5ROOT}/lib"
3371 AC_CHECK_HEADERS(gssapi.h gssapi/gssapi.h)
3372 AC_CHECK_HEADERS(gssapi_krb5.h gssapi/gssapi_krb5.h)
3373 AC_CHECK_HEADERS(gssapi_generic.h gssapi/gssapi_generic.h)
3375 LIBS="$LIBS $K5LIBS"
3376 AC_SEARCH_LIBS(k_hasafs, kafs, AC_DEFINE(USE_AFS, 1,
3377 [Define this if you want to use libkafs' AFS support]))
3382 # Looking for programs, paths and files
3384 PRIVSEP_PATH=/var/empty
3385 AC_ARG_WITH(privsep-path,
3386 [ --with-privsep-path=xxx Path for privilege separation chroot (default=/var/empty)],
3388 if test -n "$withval" && test "x$withval" != "xno" && \
3389 test "x${withval}" != "xyes"; then
3390 PRIVSEP_PATH=$withval
3394 AC_SUBST(PRIVSEP_PATH)
3397 [ --with-xauth=PATH Specify path to xauth program ],
3399 if test -n "$withval" && test "x$withval" != "xno" && \
3400 test "x${withval}" != "xyes"; then
3406 TestPath="${TestPath}${PATH_SEPARATOR}/usr/X/bin"
3407 TestPath="${TestPath}${PATH_SEPARATOR}/usr/bin/X11"
3408 TestPath="${TestPath}${PATH_SEPARATOR}/usr/X11R6/bin"
3409 TestPath="${TestPath}${PATH_SEPARATOR}/usr/openwin/bin"
3410 AC_PATH_PROG(xauth_path, xauth, , $TestPath)
3411 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
3412 xauth_path="/usr/openwin/bin/xauth"
3418 AC_ARG_ENABLE(strip,
3419 [ --disable-strip Disable calling strip(1) on install],
3421 if test "x$enableval" = "xno" ; then
3428 if test -z "$xauth_path" ; then
3429 XAUTH_PATH="undefined"
3430 AC_SUBST(XAUTH_PATH)
3432 AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path",
3433 [Define if xauth is found in your path])
3434 XAUTH_PATH=$xauth_path
3435 AC_SUBST(XAUTH_PATH)
3438 # Check for mail directory (last resort if we cannot get it from headers)
3439 if test ! -z "$MAIL" ; then
3440 maildir=`dirname $MAIL`
3441 AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir",
3442 [Set this to your mail directory if you don't have maillock.h])
3445 if test ! -z "$cross_compiling" && test "x$cross_compiling" = "xyes"; then
3446 AC_MSG_WARN([cross compiling: Disabling /dev/ptmx test])
3447 disable_ptmx_check=yes
3449 if test -z "$no_dev_ptmx" ; then
3450 if test "x$disable_ptmx_check" != "xyes" ; then
3451 AC_CHECK_FILE("/dev/ptmx",
3453 AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX, 1,
3454 [Define if you have /dev/ptmx])
3461 if test ! -z "$cross_compiling" && test "x$cross_compiling" != "xyes"; then
3462 AC_CHECK_FILE("/dev/ptc",
3464 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC, 1,
3465 [Define if you have /dev/ptc])
3470 AC_MSG_WARN([cross compiling: Disabling /dev/ptc test])
3473 # Options from here on. Some of these are preset by platform above
3474 AC_ARG_WITH(mantype,
3475 [ --with-mantype=man|cat|doc Set man page type],
3482 AC_MSG_ERROR(invalid man type: $withval)
3487 if test -z "$MANTYPE"; then
3488 TestPath="/usr/bin${PATH_SEPARATOR}/usr/ucb"
3489 AC_PATH_PROGS(NROFF, nroff awf, /bin/false, $TestPath)
3490 if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
3492 elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
3499 if test "$MANTYPE" = "doc"; then
3506 # Check whether to enable MD5 passwords
3508 AC_ARG_WITH(md5-passwords,
3509 [ --with-md5-passwords Enable use of MD5 passwords],
3511 if test "x$withval" != "xno" ; then
3512 AC_DEFINE(HAVE_MD5_PASSWORDS, 1,
3513 [Define if you want to allow MD5 passwords])
3519 # Whether to disable shadow password support
3521 [ --without-shadow Disable shadow password support],
3523 if test "x$withval" = "xno" ; then
3524 AC_DEFINE(DISABLE_SHADOW)
3530 if test -z "$disable_shadow" ; then
3531 AC_MSG_CHECKING([if the systems has expire shadow information])
3534 #include <sys/types.h>
3537 ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
3538 [ sp_expire_available=yes ], []
3541 if test "x$sp_expire_available" = "xyes" ; then
3543 AC_DEFINE(HAS_SHADOW_EXPIRE, 1,
3544 [Define if you want to use shadow password expire field])
3550 # Use ip address instead of hostname in $DISPLAY
3551 if test ! -z "$IPADDR_IN_DISPLAY" ; then
3552 DISPLAY_HACK_MSG="yes"
3553 AC_DEFINE(IPADDR_IN_DISPLAY, 1,
3554 [Define if you need to use IP address
3555 instead of hostname in $DISPLAY])
3557 DISPLAY_HACK_MSG="no"
3558 AC_ARG_WITH(ipaddr-display,
3559 [ --with-ipaddr-display Use ip address instead of hostname in \$DISPLAY],
3561 if test "x$withval" != "xno" ; then
3562 AC_DEFINE(IPADDR_IN_DISPLAY)
3563 DISPLAY_HACK_MSG="yes"
3569 # check for /etc/default/login and use it if present.
3570 AC_ARG_ENABLE(etc-default-login,
3571 [ --disable-etc-default-login Disable using PATH from /etc/default/login [no]],
3572 [ if test "x$enableval" = "xno"; then
3573 AC_MSG_NOTICE([/etc/default/login handling disabled])
3574 etc_default_login=no
3576 etc_default_login=yes
3578 [ if test ! -z "$cross_compiling" && test "x$cross_compiling" = "xyes";
3580 AC_MSG_WARN([cross compiling: not checking /etc/default/login])
3581 etc_default_login=no
3583 etc_default_login=yes
3587 if test "x$etc_default_login" != "xno"; then
3588 AC_CHECK_FILE("/etc/default/login",
3589 [ external_path_file=/etc/default/login ])
3590 if test "x$external_path_file" = "x/etc/default/login"; then
3591 AC_DEFINE(HAVE_ETC_DEFAULT_LOGIN, 1,
3592 [Define if your system has /etc/default/login])
3596 dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
3597 if test $ac_cv_func_login_getcapbool = "yes" && \
3598 test $ac_cv_header_login_cap_h = "yes" ; then
3599 external_path_file=/etc/login.conf
3602 # Whether to mess with the default path
3603 SERVER_PATH_MSG="(default)"
3604 AC_ARG_WITH(default-path,
3605 [ --with-default-path= Specify default \$PATH environment for server],
3607 if test "x$external_path_file" = "x/etc/login.conf" ; then
3609 --with-default-path=PATH has no effect on this system.
3610 Edit /etc/login.conf instead.])
3611 elif test "x$withval" != "xno" ; then
3612 if test ! -z "$external_path_file" ; then
3614 --with-default-path=PATH will only be used if PATH is not defined in
3615 $external_path_file .])
3617 user_path="$withval"
3618 SERVER_PATH_MSG="$withval"
3621 [ if test "x$external_path_file" = "x/etc/login.conf" ; then
3622 AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
3624 if test ! -z "$external_path_file" ; then
3626 If PATH is defined in $external_path_file, ensure the path to scp is included,
3627 otherwise scp will not work.])
3631 /* find out what STDPATH is */
3636 #ifndef _PATH_STDPATH
3637 # ifdef _PATH_USERPATH /* Irix */
3638 # define _PATH_STDPATH _PATH_USERPATH
3640 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
3643 #include <sys/types.h>
3644 #include <sys/stat.h>
3646 #define DATA "conftest.stdpath"
3653 fd = fopen(DATA,"w");
3657 if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
3663 [ user_path=`cat conftest.stdpath` ],
3664 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
3665 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
3667 # make sure $bindir is in USER_PATH so scp will work
3668 t_bindir=`eval echo ${bindir}`
3670 NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
3673 NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
3675 echo $user_path | grep ":$t_bindir" > /dev/null 2>&1
3676 if test $? -ne 0 ; then
3677 echo $user_path | grep "^$t_bindir" > /dev/null 2>&1
3678 if test $? -ne 0 ; then
3679 user_path=$user_path:$t_bindir
3680 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
3685 if test "x$external_path_file" != "x/etc/login.conf" ; then
3686 AC_DEFINE_UNQUOTED(USER_PATH, "$user_path", [Specify default $PATH])
3690 # Set superuser path separately to user path
3691 AC_ARG_WITH(superuser-path,
3692 [ --with-superuser-path= Specify different path for super-user],
3694 if test -n "$withval" && test "x$withval" != "xno" && \
3695 test "x${withval}" != "xyes"; then
3696 AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval",
3697 [Define if you want a different $PATH
3699 superuser_path=$withval
3705 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
3706 IPV4_IN6_HACK_MSG="no"
3708 [ --with-4in6 Check for and convert IPv4 in IPv6 mapped addresses],
3710 if test "x$withval" != "xno" ; then
3712 AC_DEFINE(IPV4_IN_IPV6, 1,
3713 [Detect IPv4 in IPv6 mapped addresses
3715 IPV4_IN6_HACK_MSG="yes"
3720 if test "x$inet6_default_4in6" = "xyes"; then
3721 AC_MSG_RESULT([yes (default)])
3722 AC_DEFINE(IPV4_IN_IPV6)
3723 IPV4_IN6_HACK_MSG="yes"
3725 AC_MSG_RESULT([no (default)])
3730 # Whether to enable BSD auth support
3732 AC_ARG_WITH(bsd-auth,
3733 [ --with-bsd-auth Enable BSD auth support],
3735 if test "x$withval" != "xno" ; then
3736 AC_DEFINE(BSD_AUTH, 1,
3737 [Define if you have BSD auth support])
3743 # Where to place sshd.pid
3745 # make sure the directory exists
3746 if test ! -d $piddir ; then
3747 piddir=`eval echo ${sysconfdir}`
3749 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
3753 AC_ARG_WITH(pid-dir,
3754 [ --with-pid-dir=PATH Specify location of ssh.pid file],
3756 if test -n "$withval" && test "x$withval" != "xno" && \
3757 test "x${withval}" != "xyes"; then
3759 if test ! -d $piddir ; then
3760 AC_MSG_WARN([** no $piddir directory on this system **])
3766 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir", [Specify location of ssh.pid])
3769 dnl allow user to disable some login recording features
3770 AC_ARG_ENABLE(lastlog,
3771 [ --disable-lastlog disable use of lastlog even if detected [no]],
3773 if test "x$enableval" = "xno" ; then
3774 AC_DEFINE(DISABLE_LASTLOG)
3779 [ --disable-utmp disable use of utmp even if detected [no]],
3781 if test "x$enableval" = "xno" ; then
3782 AC_DEFINE(DISABLE_UTMP)
3786 AC_ARG_ENABLE(utmpx,
3787 [ --disable-utmpx disable use of utmpx even if detected [no]],
3789 if test "x$enableval" = "xno" ; then
3790 AC_DEFINE(DISABLE_UTMPX, 1,
3791 [Define if you don't want to use utmpx])
3796 [ --disable-wtmp disable use of wtmp even if detected [no]],
3798 if test "x$enableval" = "xno" ; then
3799 AC_DEFINE(DISABLE_WTMP)
3803 AC_ARG_ENABLE(wtmpx,
3804 [ --disable-wtmpx disable use of wtmpx even if detected [no]],
3806 if test "x$enableval" = "xno" ; then
3807 AC_DEFINE(DISABLE_WTMPX, 1,
3808 [Define if you don't want to use wtmpx])
3812 AC_ARG_ENABLE(libutil,
3813 [ --disable-libutil disable use of libutil (login() etc.) [no]],
3815 if test "x$enableval" = "xno" ; then
3816 AC_DEFINE(DISABLE_LOGIN)
3820 AC_ARG_ENABLE(pututline,
3821 [ --disable-pututline disable use of pututline() etc. ([uw]tmp) [no]],
3823 if test "x$enableval" = "xno" ; then
3824 AC_DEFINE(DISABLE_PUTUTLINE, 1,
3825 [Define if you don't want to use pututline()
3826 etc. to write [uw]tmp])
3830 AC_ARG_ENABLE(pututxline,
3831 [ --disable-pututxline disable use of pututxline() etc. ([uw]tmpx) [no]],
3833 if test "x$enableval" = "xno" ; then
3834 AC_DEFINE(DISABLE_PUTUTXLINE, 1,
3835 [Define if you don't want to use pututxline()
3836 etc. to write [uw]tmpx])
3840 AC_ARG_WITH(lastlog,
3841 [ --with-lastlog=FILE|DIR specify lastlog location [common locations]],
3843 if test "x$withval" = "xno" ; then
3844 AC_DEFINE(DISABLE_LASTLOG)
3845 elif test -n "$withval" && test "x${withval}" != "xyes"; then
3846 conf_lastlog_location=$withval
3851 dnl lastlog, [uw]tmpx? detection
3852 dnl NOTE: set the paths in the platform section to avoid the
3853 dnl need for command-line parameters
3854 dnl lastlog and [uw]tmp are subject to a file search if all else fails
3856 dnl lastlog detection
3857 dnl NOTE: the code itself will detect if lastlog is a directory
3858 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
3860 #include <sys/types.h>
3862 #ifdef HAVE_LASTLOG_H
3863 # include <lastlog.h>
3872 [ char *lastlog = LASTLOG_FILE; ],
3873 [ AC_MSG_RESULT(yes) ],
3876 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
3878 #include <sys/types.h>
3880 #ifdef HAVE_LASTLOG_H
3881 # include <lastlog.h>
3887 [ char *lastlog = _PATH_LASTLOG; ],
3888 [ AC_MSG_RESULT(yes) ],
3891 system_lastlog_path=no
3896 if test -z "$conf_lastlog_location"; then
3897 if test x"$system_lastlog_path" = x"no" ; then
3898 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
3899 if (test -d "$f" || test -f "$f") ; then
3900 conf_lastlog_location=$f
3903 if test -z "$conf_lastlog_location"; then
3904 AC_MSG_WARN([** Cannot find lastlog **])
3905 dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
3910 if test -n "$conf_lastlog_location"; then
3911 AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location",
3912 [Define if you want to specify the path to your lastlog file])
3916 AC_MSG_CHECKING([if your system defines UTMP_FILE])
3918 #include <sys/types.h>
3924 [ char *utmp = UTMP_FILE; ],
3925 [ AC_MSG_RESULT(yes) ],
3927 system_utmp_path=no ]
3929 if test -z "$conf_utmp_location"; then
3930 if test x"$system_utmp_path" = x"no" ; then
3931 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
3932 if test -f $f ; then
3933 conf_utmp_location=$f
3936 if test -z "$conf_utmp_location"; then
3937 AC_DEFINE(DISABLE_UTMP)
3941 if test -n "$conf_utmp_location"; then
3942 AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location",
3943 [Define if you want to specify the path to your utmp file])
3947 AC_MSG_CHECKING([if your system defines WTMP_FILE])
3949 #include <sys/types.h>
3955 [ char *wtmp = WTMP_FILE; ],
3956 [ AC_MSG_RESULT(yes) ],
3958 system_wtmp_path=no ]
3960 if test -z "$conf_wtmp_location"; then
3961 if test x"$system_wtmp_path" = x"no" ; then
3962 for f in /usr/adm/wtmp /var/log/wtmp; do
3963 if test -f $f ; then
3964 conf_wtmp_location=$f
3967 if test -z "$conf_wtmp_location"; then
3968 AC_DEFINE(DISABLE_WTMP)
3972 if test -n "$conf_wtmp_location"; then
3973 AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location",
3974 [Define if you want to specify the path to your wtmp file])
3978 dnl utmpx detection - I don't know any system so perverse as to require
3979 dnl utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
3981 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
3983 #include <sys/types.h>
3992 [ char *utmpx = UTMPX_FILE; ],
3993 [ AC_MSG_RESULT(yes) ],
3995 system_utmpx_path=no ]
3997 if test -z "$conf_utmpx_location"; then
3998 if test x"$system_utmpx_path" = x"no" ; then
3999 AC_DEFINE(DISABLE_UTMPX)
4002 AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location",
4003 [Define if you want to specify the path to your utmpx file])
4007 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
4009 #include <sys/types.h>
4018 [ char *wtmpx = WTMPX_FILE; ],
4019 [ AC_MSG_RESULT(yes) ],
4021 system_wtmpx_path=no ]
4023 if test -z "$conf_wtmpx_location"; then
4024 if test x"$system_wtmpx_path" = x"no" ; then
4025 AC_DEFINE(DISABLE_WTMPX)
4028 AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location",
4029 [Define if you want to specify the path to your wtmpx file])
4033 if test ! -z "$blibpath" ; then
4034 LDFLAGS="$LDFLAGS $blibflags$blibpath"
4035 AC_MSG_WARN([Please check and edit blibpath in LDFLAGS in Makefile])
4038 dnl Adding -Werror to CFLAGS early prevents configure tests from running.
4040 CFLAGS="$CFLAGS $werror_flags"
4043 AC_CONFIG_FILES([Makefile buildpkg.sh opensshd.init openssh.xml \
4044 openbsd-compat/Makefile openbsd-compat/regress/Makefile \
4045 scard/Makefile ssh_prng_cmds survey.sh])
4048 # Print summary of options
4050 # Someone please show me a better way :)
4051 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
4052 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
4053 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
4054 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
4055 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
4056 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
4057 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
4058 H=`eval echo ${PRIVSEP_PATH}` ; H=`eval echo ${H}`
4059 I=`eval echo ${user_path}` ; I=`eval echo ${I}`
4060 J=`eval echo ${superuser_path}` ; J=`eval echo ${J}`
4063 echo "OpenSSH has been configured with the following options:"
4064 echo " User binaries: $B"
4065 echo " System binaries: $C"
4066 echo " Configuration files: $D"
4067 echo " Askpass program: $E"
4068 echo " Manual pages: $F"
4069 echo " PID file: $G"
4070 echo " Privilege separation chroot path: $H"
4071 if test "x$external_path_file" = "x/etc/login.conf" ; then
4072 echo " At runtime, sshd will use the path defined in $external_path_file"
4073 echo " Make sure the path to scp is present, otherwise scp will not work"
4075 echo " sshd default user PATH: $I"
4076 if test ! -z "$external_path_file"; then
4077 echo " (If PATH is set in $external_path_file it will be used instead. If"
4078 echo " used, ensure the path to scp is present, otherwise scp will not work.)"
4081 if test ! -z "$superuser_path" ; then
4082 echo " sshd superuser user PATH: $J"
4084 echo " Manpage format: $MANTYPE"
4085 echo " PAM support: $PAM_MSG"
4086 echo " OSF SIA support: $SIA_MSG"
4087 echo " KerberosV support: $KRB5_MSG"
4088 echo " SELinux support: $SELINUX_MSG"
4089 echo " Smartcard support: $SCARD_MSG"
4090 echo " S/KEY support: $SKEY_MSG"
4091 echo " TCP Wrappers support: $TCPW_MSG"
4092 echo " MD5 password support: $MD5_MSG"
4093 echo " libedit support: $LIBEDIT_MSG"
4094 echo " Solaris process contract support: $SPC_MSG"
4095 echo " IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
4096 echo " Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
4097 echo " BSD Auth support: $BSD_AUTH_MSG"
4098 echo " Random number source: $RAND_MSG"
4099 if test ! -z "$USE_RAND_HELPER" ; then
4100 echo " ssh-rand-helper collects from: $RAND_HELPER_MSG"
4105 echo " Host: ${host}"
4106 echo " Compiler: ${CC}"
4107 echo " Compiler flags: ${CFLAGS}"
4108 echo "Preprocessor flags: ${CPPFLAGS}"
4109 echo " Linker flags: ${LDFLAGS}"
4110 echo " Libraries: ${LIBS}"
4111 if test ! -z "${SSHDLIBS}"; then
4112 echo " +for sshd: ${SSHDLIBS}"
4117 if test "x$MAKE_PACKAGE_SUPPORTED" = "xyes" ; then
4118 echo "SVR4 style packages are supported with \"make package\""
4122 if test "x$PAM_MSG" = "xyes" ; then
4123 echo "PAM is enabled. You may need to install a PAM control file "
4124 echo "for sshd, otherwise password authentication may fail. "
4125 echo "Example PAM control files can be found in the contrib/ "
4130 if test ! -z "$RAND_HELPER_CMDHASH" ; then
4131 echo "WARNING: you are using the builtin random number collection "
4132 echo "service. Please read WARNING.RNG and request that your OS "
4133 echo "vendor includes kernel-based random number collection in "
4134 echo "future versions of your OS."
4138 if test ! -z "$NO_PEERCHECK" ; then
4139 echo "WARNING: the operating system that you are using does not"
4140 echo "appear to support getpeereid(), getpeerucred() or the"
4141 echo "SO_PEERCRED getsockopt() option. These facilities are used to"
4142 echo "enforce security checks to prevent unauthorised connections to"
4143 echo "ssh-agent. Their absence increases the risk that a malicious"
4144 echo "user can connect to your agent."
4148 if test "$AUDIT_MODULE" = "bsm" ; then
4149 echo "WARNING: BSM audit support is currently considered EXPERIMENTAL."
4150 echo "See the Solaris section in README.platform for details."