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# $Id: configure.ac,v 1.404 2008/06/11 20:05:12 djm Exp $
#
# Copyright (c) 1999-2004 Damien Miller
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
AC_INIT(OpenSSH, Portable, openssh-unix-dev@mindrot.org)
AC_REVISION($Revision: 1.404 $)
AC_CONFIG_SRCDIR([ssh.c])
AC_CONFIG_HEADER(config.h)
AC_PROG_CC
AC_CANONICAL_HOST
AC_C_BIGENDIAN
# Checks for programs.
AC_PROG_AWK
AC_PROG_CPP
AC_PROG_RANLIB
AC_PROG_INSTALL
AC_PROG_EGREP
AC_PATH_PROG(AR, ar)
AC_PATH_PROG(CAT, cat)
AC_PATH_PROG(KILL, kill)
AC_PATH_PROGS(PERL, perl5 perl)
AC_PATH_PROG(SED, sed)
AC_SUBST(PERL)
AC_PATH_PROG(ENT, ent)
AC_SUBST(ENT)
AC_PATH_PROG(TEST_MINUS_S_SH, bash)
AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
AC_PATH_PROG(TEST_MINUS_S_SH, sh)
AC_PATH_PROG(SH, sh)
AC_SUBST(TEST_SHELL,sh)
dnl for buildpkg.sh
AC_PATH_PROG(PATH_GROUPADD_PROG, groupadd, groupadd,
[/usr/sbin${PATH_SEPARATOR}/etc])
AC_PATH_PROG(PATH_USERADD_PROG, useradd, useradd,
[/usr/sbin${PATH_SEPARATOR}/etc])
AC_CHECK_PROG(MAKE_PACKAGE_SUPPORTED, pkgmk, yes, no)
if test -x /sbin/sh; then
AC_SUBST(STARTUP_SCRIPT_SHELL,/sbin/sh)
else
AC_SUBST(STARTUP_SCRIPT_SHELL,/bin/sh)
fi
# System features
AC_SYS_LARGEFILE
if test -z "$AR" ; then
AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
fi
# Use LOGIN_PROGRAM from environment if possible
if test ! -z "$LOGIN_PROGRAM" ; then
AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM",
[If your header files don't define LOGIN_PROGRAM,
then use this (detected) from environment and PATH])
else
# Search for login
AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
fi
fi
AC_PATH_PROG(PATH_PASSWD_PROG, passwd)
if test ! -z "$PATH_PASSWD_PROG" ; then
AC_DEFINE_UNQUOTED(_PATH_PASSWD_PROG, "$PATH_PASSWD_PROG",
[Full path of your "passwd" program])
fi
if test -z "$LD" ; then
LD=$CC
fi
AC_SUBST(LD)
AC_C_INLINE
AC_CHECK_DECL(LLONG_MAX, have_llong_max=1, , [#include <limits.h>])
use_stack_protector=1
AC_ARG_WITH(stackprotect,
[ --without-stackprotect Don't use compiler's stack protection], [
if test "x$withval" = "xno"; then
use_stack_protector=0
fi ])
if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wuninitialized"
GCC_VER=`$CC -v 2>&1 | $AWK '/gcc version /{print $3}'`
case $GCC_VER in
1.*) no_attrib_nonnull=1 ;;
2.8* | 2.9*)
CFLAGS="$CFLAGS -Wsign-compare"
no_attrib_nonnull=1
;;
2.*) no_attrib_nonnull=1 ;;
3.*) CFLAGS="$CFLAGS -Wsign-compare" ;;
4.*) CFLAGS="$CFLAGS -Wsign-compare -Wno-pointer-sign" ;;
*) ;;
esac
# -fstack-protector-all doesn't always work for some GCC versions
# and/or platforms, so we test if we can. If it's not supported
# on a give platform gcc will emit a warning so we use -Werror.
if test "x$use_stack_protector" = "x1"; then
for t in -fstack-protector-all -fstack-protector; do
AC_MSG_CHECKING(if $CC supports $t)
saved_CFLAGS="$CFLAGS"
saved_LDFLAGS="$LDFLAGS"
CFLAGS="$CFLAGS $t -Werror"
LDFLAGS="$LDFLAGS $t -Werror"
AC_LINK_IFELSE(
[AC_LANG_SOURCE([
#include <stdlib.h>
int main(void){return 0;}
])],
[ AC_MSG_RESULT(yes)
CFLAGS="$saved_CFLAGS $t"
LDFLAGS="$saved_LDFLAGS $t"
AC_MSG_CHECKING(if $t works)
AC_RUN_IFELSE(
[AC_LANG_SOURCE([
#include <stdlib.h>
int main(void){exit(0);}
])],
[ AC_MSG_RESULT(yes)
break ],
[ AC_MSG_RESULT(no) ],
[ AC_MSG_WARN([cross compiling: cannot test])
break ]
)
],
[ AC_MSG_RESULT(no) ]
)
CFLAGS="$saved_CFLAGS"
LDFLAGS="$saved_LDFLAGS"
done
fi
if test -z "$have_llong_max"; then
# retry LLONG_MAX with -std=gnu99, needed on some Linuxes
unset ac_cv_have_decl_LLONG_MAX
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -std=gnu99"
AC_CHECK_DECL(LLONG_MAX,
[have_llong_max=1],
[CFLAGS="$saved_CFLAGS"],
[#include <limits.h>]
)
fi
fi
if test "x$no_attrib_nonnull" != "x1" ; then
AC_DEFINE(HAVE_ATTRIBUTE__NONNULL__, 1, [Have attribute nonnull])
fi
AC_ARG_WITH(rpath,
[ --without-rpath Disable auto-added -R linker paths],
[
if test "x$withval" = "xno" ; then
need_dash_r=""
fi
if test "x$withval" = "xyes" ; then
need_dash_r=1
fi
]
)
# Allow user to specify flags
AC_ARG_WITH(cflags,
[ --with-cflags Specify additional flags to pass to compiler],
[
if test -n "$withval" && test "x$withval" != "xno" && \
test "x${withval}" != "xyes"; then
CFLAGS="$CFLAGS $withval"
fi
]
)
AC_ARG_WITH(cppflags,
[ --with-cppflags Specify additional flags to pass to preprocessor] ,
[
if test -n "$withval" && test "x$withval" != "xno" && \
test "x${withval}" != "xyes"; then
CPPFLAGS="$CPPFLAGS $withval"
fi
]
)
AC_ARG_WITH(ldflags,
[ --with-ldflags Specify additional flags to pass to linker],
[
if test -n "$withval" && test "x$withval" != "xno" && \
test "x${withval}" != "xyes"; then
LDFLAGS="$LDFLAGS $withval"
fi
]
)
AC_ARG_WITH(libs,
[ --with-libs Specify additional libraries to link with],
[
if test -n "$withval" && test "x$withval" != "xno" && \
test "x${withval}" != "xyes"; then
LIBS="$LIBS $withval"
fi
]
)
AC_ARG_WITH(Werror,
[ --with-Werror Build main code with -Werror],
[
if test -n "$withval" && test "x$withval" != "xno"; then
werror_flags="-Werror"
if test "x${withval}" != "xyes"; then
werror_flags="$withval"
fi
fi
]
)
AC_CHECK_HEADERS( \
bstring.h \
crypt.h \
crypto/sha2.h \
dirent.h \
endian.h \
features.h \
fcntl.h \
floatingpoint.h \
getopt.h \
glob.h \
ia.h \
iaf.h \
limits.h \
login.h \
maillock.h \
ndir.h \
net/if_tun.h \
netdb.h \
netgroup.h \
pam/pam_appl.h \
paths.h \
poll.h \
pty.h \
readpassphrase.h \
rpc/types.h \
security/pam_appl.h \
sha2.h \
shadow.h \
stddef.h \
stdint.h \
string.h \
strings.h \
sys/audit.h \
sys/bitypes.h \
sys/bsdtty.h \
sys/cdefs.h \
sys/dir.h \
sys/mman.h \
sys/mount.h \
sys/ndir.h \
sys/poll.h \
sys/prctl.h \
sys/pstat.h \
sys/select.h \
sys/stat.h \
sys/stream.h \
sys/stropts.h \
sys/strtio.h \
sys/statvfs.h \
sys/sysmacros.h \
sys/time.h \
sys/timers.h \
sys/un.h \
time.h \
tmpdir.h \
ttyent.h \
ucred.h \
unistd.h \
usersec.h \
util.h \
utime.h \
utmp.h \
utmpx.h \
vis.h \
)
# lastlog.h requires sys/time.h to be included first on Solaris
AC_CHECK_HEADERS(lastlog.h, [], [], [
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
])
# sys/ptms.h requires sys/stream.h to be included first on Solaris
AC_CHECK_HEADERS(sys/ptms.h, [], [], [
#ifdef HAVE_SYS_STREAM_H
# include <sys/stream.h>
#endif
])
# login_cap.h requires sys/types.h on NetBSD
AC_CHECK_HEADERS(login_cap.h, [], [], [
#include <sys/types.h>
])
# Messages for features tested for in target-specific section
SIA_MSG="no"
SPC_MSG="no"
# Check for some target-specific stuff
case "$host" in
*-*-aix*)
# Some versions of VAC won't allow macro redefinitions at
# -qlanglevel=ansi, and autoconf 2.60 sometimes insists on using that
# particularly with older versions of vac or xlc.
# It also throws errors about null macro argments, but these are
# not fatal.
AC_MSG_CHECKING(if compiler allows macro redefinitions)
AC_COMPILE_IFELSE(
[AC_LANG_SOURCE([[
#define testmacro foo
#define testmacro bar
int main(void) { exit(0); }
]])],
[ AC_MSG_RESULT(yes) ],
[ AC_MSG_RESULT(no)
CC="`echo $CC | sed 's/-qlanglvl\=ansi//g'`"
LD="`echo $LD | sed 's/-qlanglvl\=ansi//g'`"
CFLAGS="`echo $CFLAGS | sed 's/-qlanglvl\=ansi//g'`"
CPPFLAGS="`echo $CPPFLAGS | sed 's/-qlanglvl\=ansi//g'`"
]
)
AC_MSG_CHECKING([how to specify blibpath for linker ($LD)])
if (test -z "$blibpath"); then
blibpath="/usr/lib:/lib"
fi
saved_LDFLAGS="$LDFLAGS"
if test "$GCC" = "yes"; then
flags="-Wl,-blibpath: -Wl,-rpath, -blibpath:"
else
flags="-blibpath: -Wl,-blibpath: -Wl,-rpath,"
fi
for tryflags in $flags ;do
if (test -z "$blibflags"); then
LDFLAGS="$saved_LDFLAGS $tryflags$blibpath"
AC_TRY_LINK([], [], [blibflags=$tryflags])
fi
done
if (test -z "$blibflags"); then
AC_MSG_RESULT(not found)
AC_MSG_ERROR([*** must be able to specify blibpath on AIX - check config.log])
else
AC_MSG_RESULT($blibflags)
fi
LDFLAGS="$saved_LDFLAGS"
dnl Check for authenticate. Might be in libs.a on older AIXes
AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE, 1,
[Define if you want to enable AIX4's authenticate function])],
[AC_CHECK_LIB(s,authenticate,
[ AC_DEFINE(WITH_AIXAUTHENTICATE)
LIBS="$LIBS -ls"
])
])
dnl Check for various auth function declarations in headers.
AC_CHECK_DECLS([authenticate, loginrestrictions, loginsuccess,
passwdexpired, setauthdb], , , [#include <usersec.h>])
dnl Check if loginfailed is declared and takes 4 arguments (AIX >= 5.2)
AC_CHECK_DECLS(loginfailed,
[AC_MSG_CHECKING(if loginfailed takes 4 arguments)
AC_TRY_COMPILE(
[#include <usersec.h>],
[(void)loginfailed("user","host","tty",0);],
[AC_MSG_RESULT(yes)
AC_DEFINE(AIX_LOGINFAILED_4ARG, 1,
[Define if your AIX loginfailed() function
takes 4 arguments (AIX >= 5.2)])],
[AC_MSG_RESULT(no)]
)],
[],
[#include <usersec.h>]
)
AC_CHECK_FUNCS(getgrset setauthdb)
AC_CHECK_DECL(F_CLOSEM,
AC_DEFINE(HAVE_FCNTL_CLOSEM, 1, [Use F_CLOSEM fcntl for closefrom]),
[],
[ #include <limits.h>
#include <fcntl.h> ]
)
check_for_aix_broken_getaddrinfo=1
AC_DEFINE(BROKEN_REALPATH, 1, [Define if you have a broken realpath.])
AC_DEFINE(SETEUID_BREAKS_SETUID, 1,
[Define if your platform breaks doing a seteuid before a setuid])
AC_DEFINE(BROKEN_SETREUID, 1, [Define if your setreuid() is broken])
AC_DEFINE(BROKEN_SETREGID, 1, [Define if your setregid() is broken])
dnl AIX handles lastlog as part of its login message
AC_DEFINE(DISABLE_LASTLOG, 1, [Define if you don't want to use lastlog])
AC_DEFINE(LOGIN_NEEDS_UTMPX, 1,
[Some systems need a utmpx entry for /bin/login to work])
AC_DEFINE(SPT_TYPE,SPT_REUSEARGV,
[Define to a Set Process Title type if your system is
supported by bsd-setproctitle.c])
AC_DEFINE(SSHPAM_CHAUTHTOK_NEEDS_RUID, 1,
[AIX 5.2 and 5.3 (and presumably newer) require this])
AC_DEFINE(PTY_ZEROREAD, 1, [read(1) can return 0 for a non-closed fd])
;;
*-*-cygwin*)
check_for_libcrypt_later=1
LIBS="$LIBS /usr/lib/textreadmode.o"
AC_DEFINE(HAVE_CYGWIN, 1, [Define if you are on Cygwin])
AC_DEFINE(USE_PIPES, 1, [Use PIPES instead of a socketpair()])
AC_DEFINE(DISABLE_SHADOW, 1,
[Define if you want to disable shadow passwords])
AC_DEFINE(IP_TOS_IS_BROKEN, 1,
[Define if your system choked on IP TOS setting])
AC_DEFINE(NO_X11_UNIX_SOCKETS, 1,
[Define if X11 doesn't support AF_UNIX sockets on that system])
AC_DEFINE(NO_IPPORT_RESERVED_CONCEPT, 1,
[Define if the concept of ports only accessible to
superusers isn't known])
AC_DEFINE(DISABLE_FD_PASSING, 1,
[Define if your platform needs to skip post auth
file descriptor passing])
;;
*-*-dgux*)
AC_DEFINE(IP_TOS_IS_BROKEN)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
;;
*-*-darwin*)
AC_MSG_CHECKING(if we have working getaddrinfo)
AC_TRY_RUN([#include <mach-o/dyld.h>
main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16))
exit(0);
else
exit(1);
}], [AC_MSG_RESULT(working)],
[AC_MSG_RESULT(buggy)
AC_DEFINE(BROKEN_GETADDRINFO, 1, [getaddrinfo is broken (if present)])],
[AC_MSG_RESULT(assume it is working)])
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
AC_DEFINE(BROKEN_GLOB, 1, [OS X glob does not do what we expect])
AC_DEFINE_UNQUOTED(BIND_8_COMPAT, 1,
[Define if your resolver libs need this for getrrsetbyname])
AC_DEFINE(SSH_TUN_FREEBSD, 1, [Open tunnel devices the FreeBSD way])
AC_DEFINE(SSH_TUN_COMPAT_AF, 1,
[Use tunnel device compatibility to OpenBSD])
AC_DEFINE(SSH_TUN_PREPEND_AF, 1,
[Prepend the address family to IP tunnel traffic])
m4_pattern_allow(AU_IPv)
AC_CHECK_DECL(AU_IPv4, [],
AC_DEFINE(AU_IPv4, 0, [System only supports IPv4 audit records])
[#include <bsm/audit.h>]
)
;;
*-*-dragonfly*)
SSHDLIBS="$SSHDLIBS -lcrypt"
;;
*-*-hpux*)
# first we define all of the options common to all HP-UX releases
CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
IPADDR_IN_DISPLAY=yes
AC_DEFINE(USE_PIPES)
AC_DEFINE(LOGIN_NO_ENDOPT, 1,
[Define if your login program cannot handle end of options ("--")])
AC_DEFINE(LOGIN_NEEDS_UTMPX)
AC_DEFINE(LOCKED_PASSWD_STRING, "*",
[String used in /etc/passwd to denote locked account])
AC_DEFINE(SPT_TYPE,SPT_PSTAT)
MAIL="/var/mail/username"
LIBS="$LIBS -lsec"
AC_CHECK_LIB(xnet, t_error, ,
AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
# next, we define all of the options specific to major releases
case "$host" in
*-*-hpux10*)
if test -z "$GCC"; then
CFLAGS="$CFLAGS -Ae"
fi
;;
*-*-hpux11*)
AC_DEFINE(PAM_SUN_CODEBASE, 1,
[Define if you are using Solaris-derived PAM which
passes pam_messages to the conversation function
with an extra level of indirection])
AC_DEFINE(DISABLE_UTMP, 1,
[Define if you don't want to use utmp])
AC_DEFINE(USE_BTMP, 1, [Use btmp to log bad logins])
check_for_hpux_broken_getaddrinfo=1
check_for_conflicting_getspnam=1
;;
esac
# lastly, we define options specific to minor releases
case "$host" in
*-*-hpux10.26)
AC_DEFINE(HAVE_SECUREWARE, 1,
[Define if you have SecureWare-based
protected password database])
disable_ptmx_check=yes
LIBS="$LIBS -lsecpw"
;;
esac
;;
*-*-irix5*)
PATH="$PATH:/usr/etc"
AC_DEFINE(BROKEN_INET_NTOA, 1,
[Define if you system's inet_ntoa is busted
(e.g. Irix gcc issue)])
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
AC_DEFINE(WITH_ABBREV_NO_TTY, 1,
[Define if you shouldn't strip 'tty' from your
ttyname in [uw]tmp])
AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
;;
*-*-irix6*)
PATH="$PATH:/usr/etc"
AC_DEFINE(WITH_IRIX_ARRAY, 1,
[Define if you have/want arrays
(cluster-wide session managment, not C arrays)])
AC_DEFINE(WITH_IRIX_PROJECT, 1,
[Define if you want IRIX project management])
AC_DEFINE(WITH_IRIX_AUDIT, 1,
[Define if you want IRIX audit trails])
AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS, 1,
[Define if you want IRIX kernel jobs])])
AC_DEFINE(BROKEN_INET_NTOA)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
AC_DEFINE(BROKEN_UPDWTMPX, 1, [updwtmpx is broken (if present)])
AC_DEFINE(WITH_ABBREV_NO_TTY)
AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
;;
*-*-linux*)
no_dev_ptmx=1
check_for_libcrypt_later=1
check_for_openpty_ctty_bug=1
AC_DEFINE(PAM_TTY_KLUDGE, 1,
[Work around problematic Linux PAM modules handling of PAM_TTY])
AC_DEFINE(LOCKED_PASSWD_PREFIX, "!",
[String used in /etc/passwd to denote locked account])
AC_DEFINE(SPT_TYPE,SPT_REUSEARGV)
AC_DEFINE(LINK_OPNOTSUPP_ERRNO, EPERM,
[Define to whatever link() returns for "not supported"
if it doesn't return EOPNOTSUPP.])
AC_DEFINE(_PATH_BTMP, "/var/log/btmp", [log for bad login attempts])
AC_DEFINE(USE_BTMP)
inet6_default_4in6=yes
case `uname -r` in
1.*|2.0.*)
AC_DEFINE(BROKEN_CMSG_TYPE, 1,
[Define if cmsg_type is not passed correctly])
;;
esac
# tun(4) forwarding compat code
AC_CHECK_HEADERS(linux/if_tun.h)
if test "x$ac_cv_header_linux_if_tun_h" = "xyes" ; then
AC_DEFINE(SSH_TUN_LINUX, 1,
[Open tunnel devices the Linux tun/tap way])
AC_DEFINE(SSH_TUN_COMPAT_AF, 1,
[Use tunnel device compatibility to OpenBSD])
AC_DEFINE(SSH_TUN_PREPEND_AF, 1,
[Prepend the address family to IP tunnel traffic])
fi
;;
mips-sony-bsd|mips-sony-newsos4)
AC_DEFINE(NEED_SETPGRP, 1, [Need setpgrp to acquire controlling tty])
SONY=1
;;
*-*-netbsd*)
check_for_libcrypt_before=1
if test "x$withval" != "xno" ; then
need_dash_r=1
fi
AC_DEFINE(SSH_TUN_FREEBSD, 1, [Open tunnel devices the FreeBSD way])
AC_CHECK_HEADER([net/if_tap.h], ,
AC_DEFINE(SSH_TUN_NO_L2, 1, [No layer 2 tunnel support]))
AC_DEFINE(SSH_TUN_PREPEND_AF, 1,
[Prepend the address family to IP tunnel traffic])
;;
*-*-freebsd*)
check_for_libcrypt_later=1
AC_DEFINE(LOCKED_PASSWD_PREFIX, "*LOCKED*", [Account locked with pw(1)])
AC_DEFINE(SSH_TUN_FREEBSD, 1, [Open tunnel devices the FreeBSD way])
AC_CHECK_HEADER([net/if_tap.h], ,
AC_DEFINE(SSH_TUN_NO_L2, 1, [No layer 2 tunnel support]))
AC_DEFINE(BROKEN_GLOB, 1, [FreeBSD glob does not do what we need])
;;
*-*-bsdi*)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
;;
*-next-*)
conf_lastlog_location="/usr/adm/lastlog"
conf_utmp_location=/etc/utmp
conf_wtmp_location=/usr/adm/wtmp
MAIL=/usr/spool/mail
AC_DEFINE(HAVE_NEXT, 1, [Define if you are on NeXT])
AC_DEFINE(BROKEN_REALPATH)
AC_DEFINE(USE_PIPES)
AC_DEFINE(BROKEN_SAVED_UIDS, 1, [Needed for NeXT])
;;
*-*-openbsd*)
AC_DEFINE(HAVE_ATTRIBUTE__SENTINEL__, 1, [OpenBSD's gcc has sentinel])
AC_DEFINE(HAVE_ATTRIBUTE__BOUNDED__, 1, [OpenBSD's gcc has bounded])
AC_DEFINE(SSH_TUN_OPENBSD, 1, [Open tunnel devices the OpenBSD way])
AC_DEFINE(SYSLOG_R_SAFE_IN_SIGHAND, 1,
[syslog_r function is safe to use in in a signal handler])
;;
*-*-solaris*)
if test "x$withval" != "xno" ; then
need_dash_r=1
fi
AC_DEFINE(PAM_SUN_CODEBASE)
AC_DEFINE(LOGIN_NEEDS_UTMPX)
AC_DEFINE(LOGIN_NEEDS_TERM, 1,
[Some versions of /bin/login need the TERM supplied
on the commandline])
AC_DEFINE(PAM_TTY_KLUDGE)
AC_DEFINE(SSHPAM_CHAUTHTOK_NEEDS_RUID, 1,
[Define if pam_chauthtok wants real uid set
to the unpriv'ed user])
AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
# Pushing STREAMS modules will cause sshd to acquire a controlling tty.
AC_DEFINE(SSHD_ACQUIRES_CTTY, 1,
[Define if sshd somehow reacquires a controlling TTY
after setsid()])
AC_DEFINE(PASSWD_NEEDS_USERNAME, 1, [must supply username to passwd
in case the name is longer than 8 chars])
external_path_file=/etc/default/login
# hardwire lastlog location (can't detect it on some versions)
conf_lastlog_location="/var/adm/lastlog"
AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
if test "$sol2ver" -ge 8; then
AC_MSG_RESULT(yes)
AC_DEFINE(DISABLE_UTMP)
AC_DEFINE(DISABLE_WTMP, 1,
[Define if you don't want to use wtmp])
else
AC_MSG_RESULT(no)
fi
AC_ARG_WITH(solaris-contracts,
[ --with-solaris-contracts Enable Solaris process contracts (experimental)],
[
AC_CHECK_LIB(contract, ct_tmpl_activate,
[ AC_DEFINE(USE_SOLARIS_PROCESS_CONTRACTS, 1,
[Define if you have Solaris process contracts])
SSHDLIBS="$SSHDLIBS -lcontract"
AC_SUBST(SSHDLIBS)
SPC_MSG="yes" ], )
],
)
;;
*-*-sunos4*)
CPPFLAGS="$CPPFLAGS -DSUNOS4"
AC_CHECK_FUNCS(getpwanam)
AC_DEFINE(PAM_SUN_CODEBASE)
conf_utmp_location=/etc/utmp
conf_wtmp_location=/var/adm/wtmp
conf_lastlog_location=/var/adm/lastlog
AC_DEFINE(USE_PIPES)
;;
*-ncr-sysv*)
LIBS="$LIBS -lc89"
AC_DEFINE(USE_PIPES)
AC_DEFINE(SSHD_ACQUIRES_CTTY)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
;;
*-sni-sysv*)
# /usr/ucblib MUST NOT be searched on ReliantUNIX
AC_CHECK_LIB(dl, dlsym, ,)
# -lresolv needs to be at the end of LIBS or DNS lookups break
AC_CHECK_LIB(resolv, res_query, [ LIBS="$LIBS -lresolv" ])
IPADDR_IN_DISPLAY=yes
AC_DEFINE(USE_PIPES)
AC_DEFINE(IP_TOS_IS_BROKEN)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
AC_DEFINE(SSHD_ACQUIRES_CTTY)
external_path_file=/etc/default/login
# /usr/ucblib/libucb.a no longer needed on ReliantUNIX
# Attention: always take care to bind libsocket and libnsl before libc,
# otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
;;
# UnixWare 1.x, UnixWare 2.x, and others based on code from Univel.
*-*-sysv4.2*)
AC_DEFINE(USE_PIPES)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
AC_DEFINE(PASSWD_NEEDS_USERNAME, 1, [must supply username to passwd])
AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
;;
# UnixWare 7.x, OpenUNIX 8
*-*-sysv5*)
check_for_libcrypt_later=1
AC_DEFINE(UNIXWARE_LONG_PASSWORDS, 1, [Support passwords > 8 chars])
AC_DEFINE(USE_PIPES)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
AC_DEFINE(PASSWD_NEEDS_USERNAME)
case "$host" in
*-*-sysv5SCO_SV*) # SCO OpenServer 6.x
TEST_SHELL=/u95/bin/sh
AC_DEFINE(BROKEN_LIBIAF, 1,
[ia_uinfo routines not supported by OS yet])
AC_DEFINE(BROKEN_UPDWTMPX)
;;
*) AC_DEFINE(LOCKED_PASSWD_STRING, "*LK*")
;;
esac
;;
*-*-sysv*)
;;
# SCO UNIX and OEM versions of SCO UNIX
*-*-sco3.2v4*)
AC_MSG_ERROR("This Platform is no longer supported.")
;;
# SCO OpenServer 5.x
*-*-sco3.2v5*)
if test -z "$GCC"; then
CFLAGS="$CFLAGS -belf"
fi
LIBS="$LIBS -lprot -lx -ltinfo -lm"
no_dev_ptmx=1
AC_DEFINE(USE_PIPES)
AC_DEFINE(HAVE_SECUREWARE)
AC_DEFINE(DISABLE_SHADOW)
AC_DEFINE(DISABLE_FD_PASSING)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
AC_DEFINE(WITH_ABBREV_NO_TTY)
AC_DEFINE(BROKEN_UPDWTMPX)
AC_DEFINE(PASSWD_NEEDS_USERNAME)
AC_CHECK_FUNCS(getluid setluid)
MANTYPE=man
TEST_SHELL=ksh
;;
*-*-unicosmk*)
AC_DEFINE(NO_SSH_LASTLOG, 1,
[Define if you don't want to use lastlog in session.c])
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
AC_DEFINE(USE_PIPES)
AC_DEFINE(DISABLE_FD_PASSING)
LDFLAGS="$LDFLAGS"
LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
MANTYPE=cat
;;
*-*-unicosmp*)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
AC_DEFINE(WITH_ABBREV_NO_TTY)
AC_DEFINE(USE_PIPES)
AC_DEFINE(DISABLE_FD_PASSING)
LDFLAGS="$LDFLAGS"
LIBS="$LIBS -lgen -lacid -ldb"
MANTYPE=cat
;;
*-*-unicos*)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
AC_DEFINE(USE_PIPES)
AC_DEFINE(DISABLE_FD_PASSING)
AC_DEFINE(NO_SSH_LASTLOG)
LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal"
LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
MANTYPE=cat
;;
*-dec-osf*)
AC_MSG_CHECKING(for Digital Unix SIA)
no_osfsia=""
AC_ARG_WITH(osfsia,
[ --with-osfsia Enable Digital Unix SIA],
[
if test "x$withval" = "xno" ; then
AC_MSG_RESULT(disabled)
no_osfsia=1
fi
],
)
if test -z "$no_osfsia" ; then
if test -f /etc/sia/matrix.conf; then
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_OSF_SIA, 1,
[Define if you have Digital Unix Security
Integration Architecture])
AC_DEFINE(DISABLE_LOGIN, 1,
[Define if you don't want to use your
system's login() call])
AC_DEFINE(DISABLE_FD_PASSING)
LIBS="$LIBS -lsecurity -ldb -lm -laud"
SIA_MSG="yes"
else
AC_MSG_RESULT(no)
AC_DEFINE(LOCKED_PASSWD_SUBSTR, "Nologin",
[String used in /etc/passwd to denote locked account])
fi
fi
AC_DEFINE(BROKEN_GETADDRINFO)
AC_DEFINE(SETEUID_BREAKS_SETUID)
AC_DEFINE(BROKEN_SETREUID)
AC_DEFINE(BROKEN_SETREGID)
;;
*-*-nto-qnx*)
AC_DEFINE(USE_PIPES)
AC_DEFINE(NO_X11_UNIX_SOCKETS)
AC_DEFINE(MISSING_NFDBITS, 1, [Define on *nto-qnx systems])
AC_DEFINE(MISSING_HOWMANY, 1, [Define on *nto-qnx systems])
AC_DEFINE(MISSING_FD_MASK, 1, [Define on *nto-qnx systems])
AC_DEFINE(DISABLE_LASTLOG)
AC_DEFINE(SSHD_ACQUIRES_CTTY)
AC_DEFINE(BROKEN_SHADOW_EXPIRE, 1, [QNX shadow support is broken])
enable_etc_default_login=no # has incompatible /etc/default/login
case "$host" in
*-*-nto-qnx6*)
AC_DEFINE(DISABLE_FD_PASSING)
;;
esac
;;
*-*-ultrix*)
AC_DEFINE(BROKEN_GETGROUPS, 1, [getgroups(0,NULL) will return -1])
AC_DEFINE(BROKEN_MMAP, 1, [Ultrix mmap can't map files])
AC_DEFINE(NEED_SETPGRP)
AC_DEFINE(HAVE_SYS_SYSLOG_H, 1, [Force use of sys/syslog.h on Ultrix])
;;
*-*-lynxos)
CFLAGS="$CFLAGS -D__NO_INCLUDE_WARN__"
AC_DEFINE(MISSING_HOWMANY)
AC_DEFINE(BROKEN_SETVBUF, 1, [LynxOS has broken setvbuf() implementation])
;;
esac
AC_MSG_CHECKING(compiler and flags for sanity)
AC_RUN_IFELSE(
[AC_LANG_SOURCE([
#include <stdio.h>
int main(){exit(0);}
])],
[ AC_MSG_RESULT(yes) ],
[
AC_MSG_RESULT(no)
AC_MSG_ERROR([*** compiler cannot create working executables, check config.log ***])
],
[ AC_MSG_WARN([cross compiling: not checking compiler sanity]) ]
)
dnl Checks for header files.
# Checks for libraries.
AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
dnl IRIX and Solaris 2.5.1 have dirname() in libgen
AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
AC_CHECK_LIB(gen, dirname,[
AC_CACHE_CHECK([for broken dirname],
ac_cv_have_broken_dirname, [
save_LIBS="$LIBS"
LIBS="$LIBS -lgen"
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <libgen.h>
#include <string.h>
int main(int argc, char **argv) {
char *s, buf[32];
strncpy(buf,"/etc", 32);
s = dirname(buf);
if (!s || strncmp(s, "/", 32) != 0) {
exit(1);
} else {
exit(0);
}
}
]])],
[ ac_cv_have_broken_dirname="no" ],
[ ac_cv_have_broken_dirname="yes" ],
[ ac_cv_have_broken_dirname="no" ],
)
LIBS="$save_LIBS"
])
if test "x$ac_cv_have_broken_dirname" = "xno" ; then
LIBS="$LIBS -lgen"
AC_DEFINE(HAVE_DIRNAME)
AC_CHECK_HEADERS(libgen.h)
fi
])
])
AC_CHECK_FUNC(getspnam, ,
AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
AC_SEARCH_LIBS(basename, gen, AC_DEFINE(HAVE_BASENAME, 1,
[Define if you have the basename function.]))
dnl zlib is required
AC_ARG_WITH(zlib,
[ --with-zlib=PATH Use zlib in PATH],
[ if test "x$withval" = "xno" ; then
AC_MSG_ERROR([*** zlib is required ***])
elif test "x$withval" != "xyes"; then
if test -d "$withval/lib"; then
if test -n "${need_dash_r}"; then
LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
else
LDFLAGS="-L${withval}/lib ${LDFLAGS}"
fi
else
if test -n "${need_dash_r}"; then
LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
else
LDFLAGS="-L${withval} ${LDFLAGS}"
fi
fi
if test -d "$withval/include"; then
CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
else
CPPFLAGS="-I${withval} ${CPPFLAGS}"
fi
fi ]
)
AC_CHECK_LIB(z, deflate, ,
[
saved_CPPFLAGS="$CPPFLAGS"
saved_LDFLAGS="$LDFLAGS"
save_LIBS="$LIBS"
dnl Check default zlib install dir
if test -n "${need_dash_r}"; then
LDFLAGS="-L/usr/local/lib -R/usr/local/lib ${saved_LDFLAGS}"
else
LDFLAGS="-L/usr/local/lib ${saved_LDFLAGS}"
fi
CPPFLAGS="-I/usr/local/include ${saved_CPPFLAGS}"
LIBS="$LIBS -lz"
AC_TRY_LINK_FUNC(deflate, AC_DEFINE(HAVE_LIBZ),
[
AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***])
]
)
]
)
AC_CHECK_HEADER([zlib.h], ,AC_MSG_ERROR([*** zlib.h missing - please install first or check config.log ***]))
AC_ARG_WITH(zlib-version-check,
[ --without-zlib-version-check Disable zlib version check],
[ if test "x$withval" = "xno" ; then
zlib_check_nonfatal=1
fi
]
)
AC_MSG_CHECKING(for possibly buggy zlib)
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <zlib.h>
int main()
{
int a=0, b=0, c=0, d=0, n, v;
n = sscanf(ZLIB_VERSION, "%d.%d.%d.%d", &a, &b, &c, &d);
if (n != 3 && n != 4)
exit(1);
v = a*1000000 + b*10000 + c*100 + d;
fprintf(stderr, "found zlib version %s (%d)\n", ZLIB_VERSION, v);
/* 1.1.4 is OK */
if (a == 1 && b == 1 && c >= 4)
exit(0);
/* 1.2.3 and up are OK */
if (v >= 1020300)
exit(0);
exit(2);
}
]])],
AC_MSG_RESULT(no),
[ AC_MSG_RESULT(yes)
if test -z "$zlib_check_nonfatal" ; then
AC_MSG_ERROR([*** zlib too old - check config.log ***
Your reported zlib version has known security problems. It's possible your
vendor has fixed these problems without changing the version number. If you
are sure this is the case, you can disable the check by running
"./configure --without-zlib-version-check".
If you are in doubt, upgrade zlib to version 1.2.3 or greater.
See http://www.gzip.org/zlib/ for details.])
else
AC_MSG_WARN([zlib version may have security problems])
fi
],
[ AC_MSG_WARN([cross compiling: not checking zlib version]) ]
)
dnl UnixWare 2.x
AC_CHECK_FUNC(strcasecmp,
[], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
)
AC_CHECK_FUNCS(utimes,
[], [ AC_CHECK_LIB(c89, utimes, [AC_DEFINE(HAVE_UTIMES)
LIBS="$LIBS -lc89"]) ]
)
dnl Checks for libutil functions
AC_CHECK_HEADERS(libutil.h)
AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN, 1,
[Define if your libraries define login()])])
AC_CHECK_FUNCS(fmt_scaled logout updwtmp logwtmp)
AC_FUNC_STRFTIME
# Check for ALTDIRFUNC glob() extension
AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
AC_EGREP_CPP(FOUNDIT,
[
#include <glob.h>
#ifdef GLOB_ALTDIRFUNC
FOUNDIT
#endif
],
[
AC_DEFINE(GLOB_HAS_ALTDIRFUNC, 1,
[Define if your system glob() function has
the GLOB_ALTDIRFUNC extension])
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
]
)
# Check for g.gl_matchc glob() extension
AC_MSG_CHECKING(for gl_matchc field in glob_t)
AC_TRY_COMPILE(
[ #include <glob.h> ],
[glob_t g; g.gl_matchc = 1;],
[
AC_DEFINE(GLOB_HAS_GL_MATCHC, 1,
[Define if your system glob() function has
gl_matchc options in glob_t])
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
]
)
AC_CHECK_DECLS(GLOB_NOMATCH, , , [#include <glob.h>])
AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <sys/types.h>
#include <dirent.h>
int main(void){struct dirent d;exit(sizeof(d.d_name)<=sizeof(char));}
]])],
[AC_MSG_RESULT(yes)],
[
AC_MSG_RESULT(no)
AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME, 1,
[Define if your struct dirent expects you to
allocate extra space for d_name])
],
[
AC_MSG_WARN([cross compiling: assuming BROKEN_ONE_BYTE_DIRENT_D_NAME])
AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
]
)
AC_MSG_CHECKING([for /proc/pid/fd directory])
if test -d "/proc/$$/fd" ; then
AC_DEFINE(HAVE_PROC_PID, 1, [Define if you have /proc/$pid/fd])
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
# Check whether user wants S/Key support
SKEY_MSG="no"
AC_ARG_WITH(skey,
[ --with-skey[[=PATH]] Enable S/Key support (optionally in PATH)],
[
if test "x$withval" != "xno" ; then
if test "x$withval" != "xyes" ; then
CPPFLAGS="$CPPFLAGS -I${withval}/include"
LDFLAGS="$LDFLAGS -L${withval}/lib"
fi
AC_DEFINE(SKEY, 1, [Define if you want S/Key support])
LIBS="-lskey $LIBS"
SKEY_MSG="yes"
AC_MSG_CHECKING([for s/key support])
AC_LINK_IFELSE(
[AC_LANG_SOURCE([[
#include <stdio.h>
#include <skey.h>
int main() { char *ff = skey_keyinfo(""); ff=""; exit(0); }
]])],
[AC_MSG_RESULT(yes)],
[
AC_MSG_RESULT(no)
AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
])
AC_MSG_CHECKING(if skeychallenge takes 4 arguments)
AC_TRY_COMPILE(
[#include <stdio.h>
#include <skey.h>],
[(void)skeychallenge(NULL,"name","",0);],
[AC_MSG_RESULT(yes)
AC_DEFINE(SKEYCHALLENGE_4ARG, 1,
[Define if your skeychallenge()
function takes 4 arguments (NetBSD)])],
[AC_MSG_RESULT(no)]
)
fi
]
)
# Check whether user wants TCP wrappers support
TCPW_MSG="no"
AC_ARG_WITH(tcp-wrappers,
[ --with-tcp-wrappers[[=PATH]] Enable tcpwrappers support (optionally in PATH)],
[
if test "x$withval" != "xno" ; then
saved_LIBS="$LIBS"
saved_LDFLAGS="$LDFLAGS"
saved_CPPFLAGS="$CPPFLAGS"
if test -n "${withval}" && \
test "x${withval}" != "xyes"; then
if test -d "${withval}/lib"; then
if test -n "${need_dash_r}"; then
LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
else
LDFLAGS="-L${withval}/lib ${LDFLAGS}"
fi
else
if test -n "${need_dash_r}"; then
LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
else
LDFLAGS="-L${withval} ${LDFLAGS}"
fi
fi
if test -d "${withval}/include"; then
CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
else
CPPFLAGS="-I${withval} ${CPPFLAGS}"
fi
fi
LIBS="-lwrap $LIBS"
AC_MSG_CHECKING(for libwrap)
AC_TRY_LINK(
[
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <tcpd.h>
int deny_severity = 0, allow_severity = 0;
],
[hosts_access(0);],
[
AC_MSG_RESULT(yes)
AC_DEFINE(LIBWRAP, 1,
[Define if you want
TCP Wrappers support])
SSHDLIBS="$SSHDLIBS -lwrap"
TCPW_MSG="yes"
],
[
AC_MSG_ERROR([*** libwrap missing])
]
)
LIBS="$saved_LIBS"
fi
]
)
# Check whether user wants libedit support
LIBEDIT_MSG="no"
AC_ARG_WITH(libedit,
[ --with-libedit[[=PATH]] Enable libedit support for sftp],
[ if test "x$withval" != "xno" ; then
if test "x$withval" != "xyes"; then
CPPFLAGS="$CPPFLAGS -I${withval}/include"
if test -n "${need_dash_r}"; then
LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
else
LDFLAGS="-L${withval}/lib ${LDFLAGS}"
fi
fi
AC_CHECK_LIB(edit, el_init,
[ AC_DEFINE(USE_LIBEDIT, 1, [Use libedit for sftp])
LIBEDIT="-ledit -lcurses"
LIBEDIT_MSG="yes"
AC_SUBST(LIBEDIT)
],
[ AC_MSG_ERROR(libedit not found) ],
[ -lcurses ]
)
AC_MSG_CHECKING(if libedit version is compatible)
AC_COMPILE_IFELSE(
[AC_LANG_SOURCE([[
#include <histedit.h>
int main(void)
{
int i = H_SETSIZE;
el_init("", NULL, NULL, NULL);
exit(0);
}
]])],
[ AC_MSG_RESULT(yes) ],
[ AC_MSG_RESULT(no)
AC_MSG_ERROR(libedit version is not compatible) ]
)
fi ]
)
AUDIT_MODULE=none
AC_ARG_WITH(audit,
[ --with-audit=module Enable EXPERIMENTAL audit support (modules=debug,bsm)],
[
AC_MSG_CHECKING(for supported audit module)
case "$withval" in
bsm)
AC_MSG_RESULT(bsm)
AUDIT_MODULE=bsm
dnl Checks for headers, libs and functions
AC_CHECK_HEADERS(bsm/audit.h, [],
[AC_MSG_ERROR(BSM enabled and bsm/audit.h not found)],
[
#ifdef HAVE_TIME_H
# include <time.h>
#endif
]
)
AC_CHECK_LIB(bsm, getaudit, [],
[AC_MSG_ERROR(BSM enabled and required library not found)])
AC_CHECK_FUNCS(getaudit, [],
[AC_MSG_ERROR(BSM enabled and required function not found)])
# These are optional
AC_CHECK_FUNCS(getaudit_addr aug_get_machine)
AC_DEFINE(USE_BSM_AUDIT, 1, [Use BSM audit module])
;;
debug)
AUDIT_MODULE=debug
AC_MSG_RESULT(debug)
AC_DEFINE(SSH_AUDIT_EVENTS, 1, Use audit debugging module)
;;
no)
AC_MSG_RESULT(no)
;;
*)
AC_MSG_ERROR([Unknown audit module $withval])
;;
esac ]
)
dnl Checks for library functions. Please keep in alphabetical order
AC_CHECK_FUNCS( \
arc4random \
arc4random_buf \
arc4random_uniform \
asprintf \
b64_ntop \
__b64_ntop \
b64_pton \
__b64_pton \
bcopy \
bindresvport_sa \
clock \
closefrom \
dirfd \
fchmod \
fchown \
freeaddrinfo \
fstatvfs \
futimes \
getaddrinfo \
getcwd \
getgrouplist \
getnameinfo \
getopt \
getpeereid \
getpeerucred \
_getpty \
getrlimit \
getttyent \
glob \
inet_aton \
inet_ntoa \
inet_ntop \
innetgr \
login_getcapbool \
md5_crypt \
memmove \
mkdtemp \
mmap \
ngetaddrinfo \
nsleep \
ogetaddrinfo \
openlog_r \
openpty \
poll \
prctl \
pstat \
readpassphrase \
realpath \
recvmsg \
rresvport_af \
sendmsg \
setdtablesize \
setegid \
setenv \
seteuid \
setgroups \
setlogin \
setpcred \
setproctitle \
setregid \
setreuid \
setrlimit \
setsid \
setvbuf \
sigaction \
sigvec \
snprintf \
socketpair \
statfs \
statvfs \
strdup \
strerror \
strlcat \
strlcpy \
strmode \
strnvis \
strtonum \
strtoll \
strtoul \
swap32 \
sysconf \
tcgetpgrp \
truncate \
unsetenv \
updwtmpx \
vasprintf \
vhangup \
vsnprintf \
waitpid \
)
# IRIX has a const char return value for gai_strerror()
AC_CHECK_FUNCS(gai_strerror,[
AC_DEFINE(HAVE_GAI_STRERROR)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
const char *gai_strerror(int);],[
char *str;
str = gai_strerror(0);],[
AC_DEFINE(HAVE_CONST_GAI_STRERROR_PROTO, 1,
[Define if gai_strerror() returns const char *])])])
AC_SEARCH_LIBS(nanosleep, rt posix4, AC_DEFINE(HAVE_NANOSLEEP, 1,
[Some systems put nanosleep outside of libc]))
dnl Make sure prototypes are defined for these before using them.
AC_CHECK_DECL(getrusage, [AC_CHECK_FUNCS(getrusage)])
AC_CHECK_DECL(strsep,
[AC_CHECK_FUNCS(strsep)],
[],
[
#ifdef HAVE_STRING_H
# include <string.h>
#endif
])
dnl tcsendbreak might be a macro
AC_CHECK_DECL(tcsendbreak,
[AC_DEFINE(HAVE_TCSENDBREAK)],
[AC_CHECK_FUNCS(tcsendbreak)],
[#include <termios.h>]
)
AC_CHECK_DECLS(h_errno, , ,[#include <netdb.h>])
AC_CHECK_DECLS(SHUT_RD, , ,
[
#include <sys/types.h>
#include <sys/socket.h>
])
AC_CHECK_DECLS(O_NONBLOCK, , ,
[
#include <sys/types.h>
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif
])
AC_CHECK_DECLS(writev, , , [
#include <sys/types.h>
#include <sys/uio.h>
#include <unistd.h>
])
AC_CHECK_DECLS(MAXSYMLINKS, , , [
#include <sys/param.h>
])
AC_CHECK_DECLS(offsetof, , , [
#include <stddef.h>
])
AC_CHECK_FUNCS(setresuid, [
dnl Some platorms have setresuid that isn't implemented, test for this
AC_MSG_CHECKING(if setresuid seems to work)
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdlib.h>
#include <errno.h>
int main(){errno=0; setresuid(0,0,0); if (errno==ENOSYS) exit(1); else exit(0);}
]])],
[AC_MSG_RESULT(yes)],
[AC_DEFINE(BROKEN_SETRESUID, 1,
[Define if your setresuid() is broken])
AC_MSG_RESULT(not implemented)],
[AC_MSG_WARN([cross compiling: not checking setresuid])]
)
])
AC_CHECK_FUNCS(setresgid, [
dnl Some platorms have setresgid that isn't implemented, test for this
AC_MSG_CHECKING(if setresgid seems to work)
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdlib.h>
#include <errno.h>
int main(){errno=0; setresgid(0,0,0); if (errno==ENOSYS) exit(1); else exit(0);}
]])],
[AC_MSG_RESULT(yes)],
[AC_DEFINE(BROKEN_SETRESGID, 1,
[Define if your setresgid() is broken])
AC_MSG_RESULT(not implemented)],
[AC_MSG_WARN([cross compiling: not checking setresuid])]
)
])
dnl Checks for time functions
AC_CHECK_FUNCS(gettimeofday time)
dnl Checks for utmp functions
AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
AC_CHECK_FUNCS(utmpname)
dnl Checks for utmpx functions
AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
AC_CHECK_FUNCS(setutxent utmpxname)
AC_CHECK_FUNC(daemon,
[AC_DEFINE(HAVE_DAEMON, 1, [Define if your libraries define daemon()])],
[AC_CHECK_LIB(bsd, daemon,
[LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
)
AC_CHECK_FUNC(getpagesize,
[AC_DEFINE(HAVE_GETPAGESIZE, 1,
[Define if your libraries define getpagesize()])],
[AC_CHECK_LIB(ucb, getpagesize,
[LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
)
# Check for broken snprintf
if test "x$ac_cv_func_snprintf" = "xyes" ; then
AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdio.h>
int main(void){char b[5];snprintf(b,5,"123456789");exit(b[4]!='\0');}
]])],
[AC_MSG_RESULT(yes)],
[
AC_MSG_RESULT(no)
AC_DEFINE(BROKEN_SNPRINTF, 1,
[Define if your snprintf is busted])
AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
],
[ AC_MSG_WARN([cross compiling: Assuming working snprintf()]) ]
)
fi
# If we don't have a working asprintf, then we strongly depend on vsnprintf
# returning the right thing on overflow: the number of characters it tried to
# create (as per SUSv3)
if test "x$ac_cv_func_asprintf" != "xyes" && \
test "x$ac_cv_func_vsnprintf" = "xyes" ; then
AC_MSG_CHECKING([whether vsnprintf returns correct values on overflow])
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <sys/types.h>
#include <stdio.h>
#include <stdarg.h>
int x_snprintf(char *str,size_t count,const char *fmt,...)
{
size_t ret; va_list ap;
va_start(ap, fmt); ret = vsnprintf(str, count, fmt, ap); va_end(ap);
return ret;
}
int main(void)
{
char x[1];
exit(x_snprintf(x, 1, "%s %d", "hello", 12345) == 11 ? 0 : 1);
} ]])],
[AC_MSG_RESULT(yes)],
[
AC_MSG_RESULT(no)
AC_DEFINE(BROKEN_SNPRINTF, 1,
[Define if your snprintf is busted])
AC_MSG_WARN([****** Your vsnprintf() function is broken, complain to your vendor])
],
[ AC_MSG_WARN([cross compiling: Assuming working vsnprintf()]) ]
)
fi
# On systems where [v]snprintf is broken, but is declared in stdio,
# check that the fmt argument is const char * or just char *.
# This is only useful for when BROKEN_SNPRINTF
AC_MSG_CHECKING([whether snprintf can declare const char *fmt])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
int snprintf(char *a, size_t b, const char *c, ...) { return 0; }
int main(void) { snprintf(0, 0, 0); }
]])],
[AC_MSG_RESULT(yes)
AC_DEFINE(SNPRINTF_CONST, [const],
[Define as const if snprintf() can declare const char *fmt])],
[AC_MSG_RESULT(no)
AC_DEFINE(SNPRINTF_CONST, [/* not const */])])
# Check for missing getpeereid (or equiv) support
NO_PEERCHECK=""
if test "x$ac_cv_func_getpeereid" != "xyes" -a "x$ac_cv_func_getpeerucred" != "xyes"; then
AC_MSG_CHECKING([whether system supports SO_PEERCRED getsockopt])
AC_TRY_COMPILE(
[#include <sys/types.h>
#include <sys/socket.h>],
[int i = SO_PEERCRED;],
[ AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_SO_PEERCRED, 1, [Have PEERCRED socket option])
],
[AC_MSG_RESULT(no)
NO_PEERCHECK=1]
)
fi
dnl see whether mkstemp() requires XXXXXX
if test "x$ac_cv_func_mkdtemp" = "xyes" ; then
AC_MSG_CHECKING([for (overly) strict mkstemp])
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdlib.h>
main() { char template[]="conftest.mkstemp-test";
if (mkstemp(template) == -1)
exit(1);
unlink(template); exit(0);
}
]])],
[
AC_MSG_RESULT(no)
],
[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_STRICT_MKSTEMP, 1, [Silly mkstemp()])
],
[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_STRICT_MKSTEMP)
]
)
fi
dnl make sure that openpty does not reacquire controlling terminal
if test ! -z "$check_for_openpty_ctty_bug"; then
AC_MSG_CHECKING(if openpty correctly handles controlling tty)
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdio.h>
#include <sys/fcntl.h>
#include <sys/types.h>
#include <sys/wait.h>
int
main()
{
pid_t pid;
int fd, ptyfd, ttyfd, status;
pid = fork();
if (pid < 0) { /* failed */
exit(1);
} else if (pid > 0) { /* parent */
waitpid(pid, &status, 0);
if (WIFEXITED(status))
exit(WEXITSTATUS(status));
else
exit(2);
} else { /* child */
close(0); close(1); close(2);
setsid();
openpty(&ptyfd, &ttyfd, NULL, NULL, NULL);
fd = open("/dev/tty", O_RDWR | O_NOCTTY);
if (fd >= 0)
exit(3); /* Acquired ctty: broken */
else
exit(0); /* Did not acquire ctty: OK */
}
}
]])],
[
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
AC_DEFINE(SSHD_ACQUIRES_CTTY)
],
[
AC_MSG_RESULT(cross-compiling, assuming yes)
]
)
fi
if test "x$ac_cv_func_getaddrinfo" = "xyes" && \
test "x$check_for_hpux_broken_getaddrinfo" = "x1"; then
AC_MSG_CHECKING(if getaddrinfo seems to work)
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdio.h>
#include <sys/socket.h>
#include <netdb.h>
#include <errno.h>
#include <netinet/in.h>
#define TEST_PORT "2222"
int
main(void)
{
int err, sock;
struct addrinfo *gai_ai, *ai, hints;
char ntop[NI_MAXHOST], strport[NI_MAXSERV], *name = NULL;
memset(&hints, 0, sizeof(hints));
hints.ai_family = PF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_PASSIVE;
err = getaddrinfo(name, TEST_PORT, &hints, &gai_ai);
if (err != 0) {
fprintf(stderr, "getaddrinfo failed (%s)", gai_strerror(err));
exit(1);
}
for (ai = gai_ai; ai != NULL; ai = ai->ai_next) {
if (ai->ai_family != AF_INET6)
continue;
err = getnameinfo(ai->ai_addr, ai->ai_addrlen, ntop,
sizeof(ntop), strport, sizeof(strport),
NI_NUMERICHOST|NI_NUMERICSERV);
if (err != 0) {
if (err == EAI_SYSTEM)
perror("getnameinfo EAI_SYSTEM");
else
fprintf(stderr, "getnameinfo failed: %s\n",
gai_strerror(err));
exit(2);
}
sock = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
if (sock < 0)
perror("socket");
if (bind(sock, ai->ai_addr, ai->ai_addrlen) < 0) {
if (errno == EBADF)
exit(3);
}
}
exit(0);
}
]])],
[
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
AC_DEFINE(BROKEN_GETADDRINFO)
],
[
AC_MSG_RESULT(cross-compiling, assuming yes)
]
)
fi
if test "x$ac_cv_func_getaddrinfo" = "xyes" && \
test "x$check_for_aix_broken_getaddrinfo" = "x1"; then
AC_MSG_CHECKING(if getaddrinfo seems to work)
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdio.h>
#include <sys/socket.h>
#include <netdb.h>
#include <errno.h>
#include <netinet/in.h>
#define TEST_PORT "2222"
int
main(void)
{
int err, sock;
struct addrinfo *gai_ai, *ai, hints;
char ntop[NI_MAXHOST], strport[NI_MAXSERV], *name = NULL;
memset(&hints, 0, sizeof(hints));
hints.ai_family = PF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_PASSIVE;
err = getaddrinfo(name, TEST_PORT, &hints, &gai_ai);
if (err != 0) {
fprintf(stderr, "getaddrinfo failed (%s)", gai_strerror(err));
exit(1);
}
for (ai = gai_ai; ai != NULL; ai = ai->ai_next) {
if (ai->ai_family != AF_INET && ai->ai_family != AF_INET6)
continue;
err = getnameinfo(ai->ai_addr, ai->ai_addrlen, ntop,
sizeof(ntop), strport, sizeof(strport),
NI_NUMERICHOST|NI_NUMERICSERV);
if (ai->ai_family == AF_INET && err != 0) {
perror("getnameinfo");
exit(2);
}
}
exit(0);
}
]])],
[
AC_MSG_RESULT(yes)
AC_DEFINE(AIX_GETNAMEINFO_HACK, 1,
[Define if you have a getaddrinfo that fails
for the all-zeros IPv6 address])
],
[
AC_MSG_RESULT(no)
AC_DEFINE(BROKEN_GETADDRINFO)
],
[
AC_MSG_RESULT(cross-compiling, assuming no)
]
)
fi
if test "x$check_for_conflicting_getspnam" = "x1"; then
AC_MSG_CHECKING(for conflicting getspnam in shadow.h)
AC_COMPILE_IFELSE(
[
#include <shadow.h>
int main(void) {exit(0);}
],
[
AC_MSG_RESULT(no)
],
[
AC_MSG_RESULT(yes)
AC_DEFINE(GETSPNAM_CONFLICTING_DEFS, 1,
[Conflicting defs for getspnam])
]
)
fi
AC_FUNC_GETPGRP
# Search for OpenSSL
saved_CPPFLAGS="$CPPFLAGS"
saved_LDFLAGS="$LDFLAGS"
AC_ARG_WITH(ssl-dir,
[ --with-ssl-dir=PATH Specify path to OpenSSL installation ],
[
if test "x$withval" != "xno" ; then
case "$withval" in
# Relative paths
./*|../*) withval="`pwd`/$withval"
esac
if test -d "$withval/lib"; then
if test -n "${need_dash_r}"; then
LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
else
LDFLAGS="-L${withval}/lib ${LDFLAGS}"
fi
else
if test -n "${need_dash_r}"; then
LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
else
LDFLAGS="-L${withval} ${LDFLAGS}"
fi
fi
if test -d "$withval/include"; then
CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
else
CPPFLAGS="-I${withval} ${CPPFLAGS}"
fi
fi
]
)
LIBS="-lcrypto $LIBS"
AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL, 1,
[Define if your ssl headers are included
with #include <openssl/header.h>]),
[
dnl Check default openssl install dir
if test -n "${need_dash_r}"; then
LDFLAGS="-L/usr/local/ssl/lib -R/usr/local/ssl/lib ${saved_LDFLAGS}"
else
LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}"
fi
CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}"
AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
[
AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***])
]
)
]
)
# Determine OpenSSL header version
AC_MSG_CHECKING([OpenSSL header version])
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdio.h>
#include <string.h>
#include <openssl/opensslv.h>
#define DATA "conftest.sslincver"
int main(void) {
FILE *fd;
int rc;
fd = fopen(DATA,"w");
if(fd == NULL)
exit(1);
if ((rc = fprintf(fd ,"%x (%s)\n", OPENSSL_VERSION_NUMBER, OPENSSL_VERSION_TEXT)) <0)
exit(1);
exit(0);
}
]])],
[
ssl_header_ver=`cat conftest.sslincver`
AC_MSG_RESULT($ssl_header_ver)
],
[
AC_MSG_RESULT(not found)
AC_MSG_ERROR(OpenSSL version header not found.)
],
[
AC_MSG_WARN([cross compiling: not checking])
]
)
# Determine OpenSSL library version
AC_MSG_CHECKING([OpenSSL library version])
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdio.h>
#include <string.h>
#include <openssl/opensslv.h>
#include <openssl/crypto.h>
#define DATA "conftest.ssllibver"
int main(void) {
FILE *fd;
int rc;
fd = fopen(DATA,"w");
if(fd == NULL)
exit(1);
if ((rc = fprintf(fd ,"%x (%s)\n", SSLeay(), SSLeay_version(SSLEAY_VERSION))) <0)
exit(1);
exit(0);
}
]])],
[
ssl_library_ver=`cat conftest.ssllibver`
AC_MSG_RESULT($ssl_library_ver)
],
[
AC_MSG_RESULT(not found)
AC_MSG_ERROR(OpenSSL library not found.)
],
[
AC_MSG_WARN([cross compiling: not checking])
]
)
AC_ARG_WITH(openssl-header-check,
[ --without-openssl-header-check Disable OpenSSL version consistency check],
[ if test "x$withval" = "xno" ; then
openssl_check_nonfatal=1
fi
]
)
# Sanity check OpenSSL headers
AC_MSG_CHECKING([whether OpenSSL's headers match the library])
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <string.h>
#include <openssl/opensslv.h>
int main(void) { exit(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
]])],
[
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
if test "x$openssl_check_nonfatal" = "x"; then
AC_MSG_ERROR([Your OpenSSL headers do not match your
library. Check config.log for details.
If you are sure your installation is consistent, you can disable the check
by running "./configure --without-openssl-header-check".
Also see contrib/findssl.sh for help identifying header/library mismatches.
])
else
AC_MSG_WARN([Your OpenSSL headers do not match your
library. Check config.log for details.
Also see contrib/findssl.sh for help identifying header/library mismatches.])
fi
],
[
AC_MSG_WARN([cross compiling: not checking])
]
)
AC_MSG_CHECKING([if programs using OpenSSL functions will link])
AC_LINK_IFELSE(
[AC_LANG_SOURCE([[
#include <openssl/evp.h>
int main(void) { SSLeay_add_all_algorithms(); }
]])],
[
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
saved_LIBS="$LIBS"
LIBS="$LIBS -ldl"
AC_MSG_CHECKING([if programs using OpenSSL need -ldl])
AC_LINK_IFELSE(
[AC_LANG_SOURCE([[
#include <openssl/evp.h>
int main(void) { SSLeay_add_all_algorithms(); }
]])],
[
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
LIBS="$saved_LIBS"
]
)
]
)
AC_ARG_WITH(ssl-engine,
[ --with-ssl-engine Enable OpenSSL (hardware) ENGINE support ],
[ if test "x$withval" != "xno" ; then
AC_MSG_CHECKING(for OpenSSL ENGINE support)
AC_TRY_COMPILE(
[ #include <openssl/engine.h>],
[
ENGINE_load_builtin_engines();ENGINE_register_all_complete();
],
[ AC_MSG_RESULT(yes)
AC_DEFINE(USE_OPENSSL_ENGINE, 1,
[Enable OpenSSL engine support])
],
[ AC_MSG_ERROR(OpenSSL ENGINE support not found)]
)
fi ]
)
# Check for OpenSSL without EVP_aes_{192,256}_cbc
AC_MSG_CHECKING([whether OpenSSL has crippled AES support])
AC_LINK_IFELSE(
[AC_LANG_SOURCE([[
#include <string.h>
#include <openssl/evp.h>
int main(void) { exit(EVP_aes_192_cbc() == NULL || EVP_aes_256_cbc() == NULL);}
]])],
[
AC_MSG_RESULT(no)
],
[
AC_MSG_RESULT(yes)
AC_DEFINE(OPENSSL_LOBOTOMISED_AES, 1,
[libcrypto is missing AES 192 and 256 bit functions])
]
)
# Some systems want crypt() from libcrypt, *not* the version in OpenSSL,
# because the system crypt() is more featureful.
if test "x$check_for_libcrypt_before" = "x1"; then
AC_CHECK_LIB(crypt, crypt)
fi
# Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
# version in OpenSSL.
if test "x$check_for_libcrypt_later" = "x1"; then
AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
fi
# Search for SHA256 support in libc and/or OpenSSL
AC_CHECK_FUNCS(SHA256_Update EVP_sha256)
saved_LIBS="$LIBS"
AC_CHECK_LIB(iaf, ia_openinfo, [
LIBS="$LIBS -liaf"
AC_CHECK_FUNCS(set_id, [SSHDLIBS="$SSHDLIBS -liaf"
AC_DEFINE(HAVE_LIBIAF, 1,
[Define if system has libiaf that supports set_id])
])
])
LIBS="$saved_LIBS"
### Configure cryptographic random number support
# Check wheter OpenSSL seeds itself
AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <string.h>
#include <openssl/rand.h>
int main(void) { exit(RAND_status() == 1 ? 0 : 1); }
]])],
[
OPENSSL_SEEDS_ITSELF=yes
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
# Default to use of the rand helper if OpenSSL doesn't
# seed itself
USE_RAND_HELPER=yes
],
[
AC_MSG_WARN([cross compiling: assuming yes])
# This is safe, since all recent OpenSSL versions will
# complain at runtime if not seeded correctly.
OPENSSL_SEEDS_ITSELF=yes
]
)
# Check for PAM libs
PAM_MSG="no"
AC_ARG_WITH(pam,
[ --with-pam Enable PAM support ],
[
if test "x$withval" != "xno" ; then
if test "x$ac_cv_header_security_pam_appl_h" != "xyes" && \
test "x$ac_cv_header_pam_pam_appl_h" != "xyes" ; then
AC_MSG_ERROR([PAM headers not found])
fi
saved_LIBS="$LIBS"
AC_CHECK_LIB(dl, dlopen, , )
AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
AC_CHECK_FUNCS(pam_getenvlist)
AC_CHECK_FUNCS(pam_putenv)
LIBS="$saved_LIBS"
PAM_MSG="yes"
SSHDLIBS="$SSHDLIBS -lpam"
AC_DEFINE(USE_PAM, 1,
[Define if you want to enable PAM support])
if test $ac_cv_lib_dl_dlopen = yes; then
case "$LIBS" in
*-ldl*)
# libdl already in LIBS
;;
*)
SSHDLIBS="$SSHDLIBS -ldl"
;;
esac
fi
fi
]
)
# Check for older PAM
if test "x$PAM_MSG" = "xyes" ; then
# Check PAM strerror arguments (old PAM)
AC_MSG_CHECKING([whether pam_strerror takes only one argument])
AC_TRY_COMPILE(
[
#include <stdlib.h>
#if defined(HAVE_SECURITY_PAM_APPL_H)
#include <security/pam_appl.h>
#elif defined (HAVE_PAM_PAM_APPL_H)
#include <pam/pam_appl.h>
#endif
],
[(void)pam_strerror((pam_handle_t *)NULL, -1);],
[AC_MSG_RESULT(no)],
[
AC_DEFINE(HAVE_OLD_PAM, 1,
[Define if you have an old version of PAM
which takes only one argument to pam_strerror])
AC_MSG_RESULT(yes)
PAM_MSG="yes (old library)"
]
)
fi
# Do we want to force the use of the rand helper?
AC_ARG_WITH(rand-helper,
[ --with-rand-helper Use subprocess to gather strong randomness ],
[
if test "x$withval" = "xno" ; then
# Force use of OpenSSL's internal RNG, even if
# the previous test showed it to be unseeded.
if test -z "$OPENSSL_SEEDS_ITSELF" ; then
AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
OPENSSL_SEEDS_ITSELF=yes
USE_RAND_HELPER=""
fi
else
USE_RAND_HELPER=yes
fi
],
)
# Which randomness source do we use?
if test ! -z "$OPENSSL_SEEDS_ITSELF" && test -z "$USE_RAND_HELPER" ; then
# OpenSSL only
AC_DEFINE(OPENSSL_PRNG_ONLY, 1,
[Define if you want OpenSSL's internally seeded PRNG only])
RAND_MSG="OpenSSL internal ONLY"
INSTALL_SSH_RAND_HELPER=""
elif test ! -z "$USE_RAND_HELPER" ; then
# install rand helper
RAND_MSG="ssh-rand-helper"
INSTALL_SSH_RAND_HELPER="yes"
fi
AC_SUBST(INSTALL_SSH_RAND_HELPER)
### Configuration of ssh-rand-helper
# PRNGD TCP socket
AC_ARG_WITH(prngd-port,
[ --with-prngd-port=PORT read entropy from PRNGD/EGD TCP localhost:PORT],
[
case "$withval" in
no)
withval=""
;;
[[0-9]]*)
;;
*)
AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
;;
esac
if test ! -z "$withval" ; then
PRNGD_PORT="$withval"
AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT,
[Port number of PRNGD/EGD random number socket])
fi
]
)
# PRNGD Unix domain socket
AC_ARG_WITH(prngd-socket,
[ --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
[
case "$withval" in
yes)
withval="/var/run/egd-pool"
;;
no)
withval=""
;;
/*)
;;
*)
AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
;;
esac
if test ! -z "$withval" ; then
if test ! -z "$PRNGD_PORT" ; then
AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
fi
if test ! -r "$withval" ; then
AC_MSG_WARN(Entropy socket is not readable)
fi
PRNGD_SOCKET="$withval"
AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET",
[Location of PRNGD/EGD random number socket])
fi
],
[
# Check for existing socket only if we don't have a random device already
if test "$USE_RAND_HELPER" = yes ; then
AC_MSG_CHECKING(for PRNGD/EGD socket)
# Insert other locations here
for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
PRNGD_SOCKET="$sock"
AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
break;
fi
done
if test ! -z "$PRNGD_SOCKET" ; then
AC_MSG_RESULT($PRNGD_SOCKET)
else
AC_MSG_RESULT(not found)
fi
fi
]
)
# Change default command timeout for hashing entropy source
entropy_timeout=200
AC_ARG_WITH(entropy-timeout,
[ --with-entropy-timeout Specify entropy gathering command timeout (msec)],
[
if test -n "$withval" && test "x$withval" != "xno" && \
test "x${withval}" != "xyes"; then
entropy_timeout=$withval
fi
]
)
AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout,
[Builtin PRNG command timeout])
SSH_PRIVSEP_USER=sshd
AC_ARG_WITH(privsep-user,
[ --with-privsep-user=user Specify non-privileged user for privilege separation],
[
if test -n "$withval" && test "x$withval" != "xno" && \
test "x${withval}" != "xyes"; then
SSH_PRIVSEP_USER=$withval
fi
]
)
AC_DEFINE_UNQUOTED(SSH_PRIVSEP_USER, "$SSH_PRIVSEP_USER",
[non-privileged user for privilege separation])
AC_SUBST(SSH_PRIVSEP_USER)
# We do this little dance with the search path to insure
# that programs that we select for use by installed programs
# (which may be run by the super-user) come from trusted
# locations before they come from the user's private area.
# This should help avoid accidentally configuring some
# random version of a program in someone's personal bin.
OPATH=$PATH
PATH=/bin:/usr/bin
test -h /bin 2> /dev/null && PATH=/usr/bin
test -d /sbin && PATH=$PATH:/sbin
test -d /usr/sbin && PATH=$PATH:/usr/sbin
PATH=$PATH:/etc:$OPATH
# These programs are used by the command hashing source to gather entropy
OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
OSSH_PATH_ENTROPY_PROG(PROG_W, w)
OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
# restore PATH
PATH=$OPATH
# Where does ssh-rand-helper get its randomness from?
INSTALL_SSH_PRNG_CMDS=""
if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
if test ! -z "$PRNGD_PORT" ; then
RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
elif test ! -z "$PRNGD_SOCKET" ; then
RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
else
RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
RAND_HELPER_CMDHASH=yes
INSTALL_SSH_PRNG_CMDS="yes"
fi
fi
AC_SUBST(INSTALL_SSH_PRNG_CMDS)
# Cheap hack to ensure NEWS-OS libraries are arranged right.
if test ! -z "$SONY" ; then
LIBS="$LIBS -liberty";
fi
# Check for long long datatypes
AC_CHECK_TYPES([long long, unsigned long long, long double])
# Check datatype sizes
AC_CHECK_SIZEOF(char, 1)
AC_CHECK_SIZEOF(short int, 2)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long int, 4)
AC_CHECK_SIZEOF(long long int, 8)
# Sanity check long long for some platforms (AIX)
if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
ac_cv_sizeof_long_long_int=0
fi
# compute LLONG_MIN and LLONG_MAX if we don't know them.
if test -z "$have_llong_max"; then
AC_MSG_CHECKING([for max value of long long])
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdio.h>
/* Why is this so damn hard? */
#ifdef __GNUC__
# undef __GNUC__
#endif
#define __USE_ISOC99
#include <limits.h>
#define DATA "conftest.llminmax"
#define my_abs(a) ((a) < 0 ? ((a) * -1) : (a))
/*
* printf in libc on some platforms (eg old Tru64) does not understand %lld so
* we do this the hard way.
*/
static int
fprint_ll(FILE *f, long long n)
{
unsigned int i;
int l[sizeof(long long) * 8];
if (n < 0)
if (fprintf(f, "-") < 0)
return -1;
for (i = 0; n != 0; i++) {
l[i] = my_abs(n % 10);
n /= 10;
}
do {
if (fprintf(f, "%d", l[--i]) < 0)
return -1;
} while (i != 0);
if (fprintf(f, " ") < 0)
return -1;
return 0;
}
int main(void) {
FILE *f;
long long i, llmin, llmax = 0;
if((f = fopen(DATA,"w")) == NULL)
exit(1);
#if defined(LLONG_MIN) && defined(LLONG_MAX)
fprintf(stderr, "Using system header for LLONG_MIN and LLONG_MAX\n");
llmin = LLONG_MIN;
llmax = LLONG_MAX;
#else
fprintf(stderr, "Calculating LLONG_MIN and LLONG_MAX\n");
/* This will work on one's complement and two's complement */
for (i = 1; i > llmax; i <<= 1, i++)
llmax = i;
llmin = llmax + 1LL; /* wrap */
#endif
/* Sanity check */
if (llmin + 1 < llmin || llmin - 1 < llmin || llmax + 1 > llmax
|| llmax - 1 > llmax || llmin == llmax || llmin == 0
|| llmax == 0 || llmax < LONG_MAX || llmin > LONG_MIN) {
fprintf(f, "unknown unknown\n");
exit(2);
}
if (fprint_ll(f, llmin) < 0)
exit(3);
if (fprint_ll(f, llmax) < 0)
exit(4);
if (fclose(f) < 0)
exit(5);
exit(0);
}
]])],
[
llong_min=`$AWK '{print $1}' conftest.llminmax`
llong_max=`$AWK '{print $2}' conftest.llminmax`
AC_MSG_RESULT($llong_max)
AC_DEFINE_UNQUOTED(LLONG_MAX, [${llong_max}LL],
[max value of long long calculated by configure])
AC_MSG_CHECKING([for min value of long long])
AC_MSG_RESULT($llong_min)
AC_DEFINE_UNQUOTED(LLONG_MIN, [${llong_min}LL],
[min value of long long calculated by configure])
],
[
AC_MSG_RESULT(not found)
],
[
AC_MSG_WARN([cross compiling: not checking])
]
)
fi
# More checks for data types
AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
AC_TRY_COMPILE(
[ #include <sys/types.h> ],
[ u_int a; a = 1;],
[ ac_cv_have_u_int="yes" ],
[ ac_cv_have_u_int="no" ]
)
])
if test "x$ac_cv_have_u_int" = "xyes" ; then
AC_DEFINE(HAVE_U_INT, 1, [define if you have u_int data type])
have_u_int=1
fi
AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
AC_TRY_COMPILE(
[ #include <sys/types.h> ],
[ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
[ ac_cv_have_intxx_t="yes" ],
[ ac_cv_have_intxx_t="no" ]
)
])
if test "x$ac_cv_have_intxx_t" = "xyes" ; then
AC_DEFINE(HAVE_INTXX_T, 1, [define if you have intxx_t data type])
have_intxx_t=1
fi
if (test -z "$have_intxx_t" && \
test "x$ac_cv_header_stdint_h" = "xyes")
then
AC_MSG_CHECKING([for intXX_t types in stdint.h])
AC_TRY_COMPILE(
[ #include <stdint.h> ],
[ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
[
AC_DEFINE(HAVE_INTXX_T)
AC_MSG_RESULT(yes)
],
[ AC_MSG_RESULT(no) ]
)
fi
AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
#ifdef HAVE_STDINT_H
# include <stdint.h>
#endif
#include <sys/socket.h>
#ifdef HAVE_SYS_BITYPES_H
# include <sys/bitypes.h>
#endif
],
[ int64_t a; a = 1;],
[ ac_cv_have_int64_t="yes" ],
[ ac_cv_have_int64_t="no" ]
)
])
if test "x$ac_cv_have_int64_t" = "xyes" ; then
AC_DEFINE(HAVE_INT64_T, 1, [define if you have int64_t data type])
fi
AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
AC_TRY_COMPILE(
[ #include <sys/types.h> ],
[ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
[ ac_cv_have_u_intxx_t="yes" ],
[ ac_cv_have_u_intxx_t="no" ]
)
])
if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
AC_DEFINE(HAVE_U_INTXX_T, 1, [define if you have u_intxx_t data type])
have_u_intxx_t=1
fi
if test -z "$have_u_intxx_t" ; then
AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
AC_TRY_COMPILE(
[ #include <sys/socket.h> ],
[ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
[
AC_DEFINE(HAVE_U_INTXX_T)
AC_MSG_RESULT(yes)
],
[ AC_MSG_RESULT(no) ]
)
fi
AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
AC_TRY_COMPILE(
[ #include <sys/types.h> ],
[ u_int64_t a; a = 1;],
[ ac_cv_have_u_int64_t="yes" ],
[ ac_cv_have_u_int64_t="no" ]
)
])
if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
AC_DEFINE(HAVE_U_INT64_T, 1, [define if you have u_int64_t data type])
have_u_int64_t=1
fi
if test -z "$have_u_int64_t" ; then
AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
AC_TRY_COMPILE(
[ #include <sys/bitypes.h> ],
[ u_int64_t a; a = 1],
[
AC_DEFINE(HAVE_U_INT64_T)
AC_MSG_RESULT(yes)
],
[ AC_MSG_RESULT(no) ]
)
fi
if test -z "$have_u_intxx_t" ; then
AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
],
[ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
[ ac_cv_have_uintxx_t="yes" ],
[ ac_cv_have_uintxx_t="no" ]
)
])
if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
AC_DEFINE(HAVE_UINTXX_T, 1,
[define if you have uintxx_t data type])
fi
fi
if test -z "$have_uintxx_t" ; then
AC_MSG_CHECKING([for uintXX_t types in stdint.h])
AC_TRY_COMPILE(
[ #include <stdint.h> ],
[ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
[
AC_DEFINE(HAVE_UINTXX_T)
AC_MSG_RESULT(yes)
],
[ AC_MSG_RESULT(no) ]
)
fi
if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
test "x$ac_cv_header_sys_bitypes_h" = "xyes")
then
AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
AC_TRY_COMPILE(
[
#include <sys/bitypes.h>
],
[
int8_t a; int16_t b; int32_t c;
u_int8_t e; u_int16_t f; u_int32_t g;
a = b = c = e = f = g = 1;
],
[
AC_DEFINE(HAVE_U_INTXX_T)
AC_DEFINE(HAVE_INTXX_T)
AC_MSG_RESULT(yes)
],
[AC_MSG_RESULT(no)]
)
fi
AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
],
[ u_char foo; foo = 125; ],
[ ac_cv_have_u_char="yes" ],
[ ac_cv_have_u_char="no" ]
)
])
if test "x$ac_cv_have_u_char" = "xyes" ; then
AC_DEFINE(HAVE_U_CHAR, 1, [define if you have u_char data type])
fi
TYPE_SOCKLEN_T
AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
AC_CHECK_TYPES([fsblkcnt_t, fsfilcnt_t],,,[
#include <sys/types.h>
#ifdef HAVE_SYS_BITYPES_H
#include <sys/bitypes.h>
#endif
#ifdef HAVE_SYS_STATFS_H
#include <sys/statfs.h>
#endif
#ifdef HAVE_SYS_STATVFS_H
#include <sys/statvfs.h>
#endif
])
AC_CHECK_TYPES(in_addr_t,,,
[#include <sys/types.h>
#include <netinet/in.h>])
AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
],
[ size_t foo; foo = 1235; ],
[ ac_cv_have_size_t="yes" ],
[ ac_cv_have_size_t="no" ]
)
])
if test "x$ac_cv_have_size_t" = "xyes" ; then
AC_DEFINE(HAVE_SIZE_T, 1, [define if you have size_t data type])
fi
AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
],
[ ssize_t foo; foo = 1235; ],
[ ac_cv_have_ssize_t="yes" ],
[ ac_cv_have_ssize_t="no" ]
)
])
if test "x$ac_cv_have_ssize_t" = "xyes" ; then
AC_DEFINE(HAVE_SSIZE_T, 1, [define if you have ssize_t data type])
fi
AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
AC_TRY_COMPILE(
[
#include <time.h>
],
[ clock_t foo; foo = 1235; ],
[ ac_cv_have_clock_t="yes" ],
[ ac_cv_have_clock_t="no" ]
)
])
if test "x$ac_cv_have_clock_t" = "xyes" ; then
AC_DEFINE(HAVE_CLOCK_T, 1, [define if you have clock_t data type])
fi
AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <sys/socket.h>
],
[ sa_family_t foo; foo = 1235; ],
[ ac_cv_have_sa_family_t="yes" ],
[ AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
],
[ sa_family_t foo; foo = 1235; ],
[ ac_cv_have_sa_family_t="yes" ],
[ ac_cv_have_sa_family_t="no" ]
)]
)
])
if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
AC_DEFINE(HAVE_SA_FAMILY_T, 1,
[define if you have sa_family_t data type])
fi
AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
],
[ pid_t foo; foo = 1235; ],
[ ac_cv_have_pid_t="yes" ],
[ ac_cv_have_pid_t="no" ]
)
])
if test "x$ac_cv_have_pid_t" = "xyes" ; then
AC_DEFINE(HAVE_PID_T, 1, [define if you have pid_t data type])
fi
AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
],
[ mode_t foo; foo = 1235; ],
[ ac_cv_have_mode_t="yes" ],
[ ac_cv_have_mode_t="no" ]
)
])
if test "x$ac_cv_have_mode_t" = "xyes" ; then
AC_DEFINE(HAVE_MODE_T, 1, [define if you have mode_t data type])
fi
AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <sys/socket.h>
],
[ struct sockaddr_storage s; ],
[ ac_cv_have_struct_sockaddr_storage="yes" ],
[ ac_cv_have_struct_sockaddr_storage="no" ]
)
])
if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE, 1,
[define if you have struct sockaddr_storage data type])
fi
AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <netinet/in.h>
],
[ struct sockaddr_in6 s; s.sin6_family = 0; ],
[ ac_cv_have_struct_sockaddr_in6="yes" ],
[ ac_cv_have_struct_sockaddr_in6="no" ]
)
])
if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6, 1,
[define if you have struct sockaddr_in6 data type])
fi
AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <netinet/in.h>
],
[ struct in6_addr s; s.s6_addr[0] = 0; ],
[ ac_cv_have_struct_in6_addr="yes" ],
[ ac_cv_have_struct_in6_addr="no" ]
)
])
if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
AC_DEFINE(HAVE_STRUCT_IN6_ADDR, 1,
[define if you have struct in6_addr data type])
fi
AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
],
[ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
[ ac_cv_have_struct_addrinfo="yes" ],
[ ac_cv_have_struct_addrinfo="no" ]
)
])
if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1,
[define if you have struct addrinfo data type])
fi
AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
AC_TRY_COMPILE(
[ #include <sys/time.h> ],
[ struct timeval tv; tv.tv_sec = 1;],
[ ac_cv_have_struct_timeval="yes" ],
[ ac_cv_have_struct_timeval="no" ]
)
])
if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
AC_DEFINE(HAVE_STRUCT_TIMEVAL, 1, [define if you have struct timeval])
have_struct_timeval=1
fi
AC_CHECK_TYPES(struct timespec)
# We need int64_t or else certian parts of the compile will fail.
if test "x$ac_cv_have_int64_t" = "xno" && \
test "x$ac_cv_sizeof_long_int" != "x8" && \
test "x$ac_cv_sizeof_long_long_int" = "x0" ; then
echo "OpenSSH requires int64_t support. Contact your vendor or install"
echo "an alternative compiler (I.E., GCC) before continuing."
echo ""
exit 1;
else
dnl test snprintf (broken on SCO w/gcc)
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
#include <stdio.h>
#include <string.h>
#ifdef HAVE_SNPRINTF
main()
{
char buf[50];
char expected_out[50];
int mazsize = 50 ;
#if (SIZEOF_LONG_INT == 8)
long int num = 0x7fffffffffffffff;
#else
long long num = 0x7fffffffffffffffll;
#endif
strcpy(expected_out, "9223372036854775807");
snprintf(buf, mazsize, "%lld", num);
if(strcmp(buf, expected_out) != 0)
exit(1);
exit(0);
}
#else
main() { exit(0); }
#endif
]])], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ],
AC_MSG_WARN([cross compiling: Assuming working snprintf()])
)
fi
dnl Checks for structure members
OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
AC_CHECK_MEMBERS([struct stat.st_blksize])
AC_CHECK_MEMBER([struct __res_state.retrans], [], [AC_DEFINE(__res_state, state,
[Define if we don't have struct __res_state in resolv.h])],
[
#include <stdio.h>
#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <netinet/in.h>
#include <arpa/nameser.h>
#include <resolv.h>
])
AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
ac_cv_have_ss_family_in_struct_ss, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <sys/socket.h>
],
[ struct sockaddr_storage s; s.ss_family = 1; ],
[ ac_cv_have_ss_family_in_struct_ss="yes" ],
[ ac_cv_have_ss_family_in_struct_ss="no" ],
)
])
if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
AC_DEFINE(HAVE_SS_FAMILY_IN_SS, 1, [Fields in struct sockaddr_storage])
fi
AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
ac_cv_have___ss_family_in_struct_ss, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <sys/socket.h>
],
[ struct sockaddr_storage s; s.__ss_family = 1; ],
[ ac_cv_have___ss_family_in_struct_ss="yes" ],
[ ac_cv_have___ss_family_in_struct_ss="no" ]
)
])
if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
AC_DEFINE(HAVE___SS_FAMILY_IN_SS, 1,
[Fields in struct sockaddr_storage])
fi
AC_CACHE_CHECK([for pw_class field in struct passwd],
ac_cv_have_pw_class_in_struct_passwd, [
AC_TRY_COMPILE(
[
#include <pwd.h>
],
[ struct passwd p; p.pw_class = 0; ],
[ ac_cv_have_pw_class_in_struct_passwd="yes" ],
[ ac_cv_have_pw_class_in_struct_passwd="no" ]
)
])
if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD, 1,
[Define if your password has a pw_class field])
fi
AC_CACHE_CHECK([for pw_expire field in struct passwd],
ac_cv_have_pw_expire_in_struct_passwd, [
AC_TRY_COMPILE(
[
#include <pwd.h>
],
[ struct passwd p; p.pw_expire = 0; ],
[ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
[ ac_cv_have_pw_expire_in_struct_passwd="no" ]
)
])
if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD, 1,
[Define if your password has a pw_expire field])
fi
AC_CACHE_CHECK([for pw_change field in struct passwd],
ac_cv_have_pw_change_in_struct_passwd, [
AC_TRY_COMPILE(
[
#include <pwd.h>
],
[ struct passwd p; p.pw_change = 0; ],
[ ac_cv_have_pw_change_in_struct_passwd="yes" ],
[ ac_cv_have_pw_change_in_struct_passwd="no" ]
)
])
if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD, 1,
[Define if your password has a pw_change field])
fi
dnl make sure we're using the real structure members and not defines
AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
ac_cv_have_accrights_in_msghdr, [
AC_COMPILE_IFELSE(
[
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/uio.h>
int main() {
#ifdef msg_accrights
#error "msg_accrights is a macro"
exit(1);
#endif
struct msghdr m;
m.msg_accrights = 0;
exit(0);
}
],
[ ac_cv_have_accrights_in_msghdr="yes" ],
[ ac_cv_have_accrights_in_msghdr="no" ]
)
])
if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR, 1,
[Define if your system uses access rights style
file descriptor passing])
fi
AC_MSG_CHECKING(if f_fsid has val members)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/statvfs.h>],
[struct fsid_t t; t.val[0] = 0;],
[ AC_MSG_RESULT(yes)
AC_DEFINE(FSID_HAS_VAL, 1, f_fsid has members) ],
[ AC_MSG_RESULT(no) ]
)
AC_CACHE_CHECK([for msg_control field in struct msghdr],
ac_cv_have_control_in_msghdr, [
AC_COMPILE_IFELSE(
[
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/uio.h>
int main() {
#ifdef msg_control
#error "msg_control is a macro"
exit(1);
#endif
struct msghdr m;
m.msg_control = 0;
exit(0);
}
],
[ ac_cv_have_control_in_msghdr="yes" ],
[ ac_cv_have_control_in_msghdr="no" ]
)
])
if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
AC_DEFINE(HAVE_CONTROL_IN_MSGHDR, 1,
[Define if your system uses ancillary data style
file descriptor passing])
fi
AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
AC_TRY_LINK([],
[ extern char *__progname; printf("%s", __progname); ],
[ ac_cv_libc_defines___progname="yes" ],
[ ac_cv_libc_defines___progname="no" ]
)
])
if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
AC_DEFINE(HAVE___PROGNAME, 1, [Define if libc defines __progname])
fi
AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
AC_TRY_LINK([
#include <stdio.h>
],
[ printf("%s", __FUNCTION__); ],
[ ac_cv_cc_implements___FUNCTION__="yes" ],
[ ac_cv_cc_implements___FUNCTION__="no" ]
)
])
if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
AC_DEFINE(HAVE___FUNCTION__, 1,
[Define if compiler implements __FUNCTION__])
fi
AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
AC_TRY_LINK([
#include <stdio.h>
],
[ printf("%s", __func__); ],
[ ac_cv_cc_implements___func__="yes" ],
[ ac_cv_cc_implements___func__="no" ]
)
])
if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
AC_DEFINE(HAVE___func__, 1, [Define if compiler implements __func__])
fi
AC_CACHE_CHECK([whether va_copy exists], ac_cv_have_va_copy, [
AC_TRY_LINK(
[#include <stdarg.h>
va_list x,y;],
[va_copy(x,y);],
[ ac_cv_have_va_copy="yes" ],
[ ac_cv_have_va_copy="no" ]
)
])
if test "x$ac_cv_have_va_copy" = "xyes" ; then
AC_DEFINE(HAVE_VA_COPY, 1, [Define if va_copy exists])
fi
AC_CACHE_CHECK([whether __va_copy exists], ac_cv_have___va_copy, [
AC_TRY_LINK(
[#include <stdarg.h>
va_list x,y;],
[__va_copy(x,y);],
[ ac_cv_have___va_copy="yes" ],
[ ac_cv_have___va_copy="no" ]
)
])
if test "x$ac_cv_have___va_copy" = "xyes" ; then
AC_DEFINE(HAVE___VA_COPY, 1, [Define if __va_copy exists])
fi
AC_CACHE_CHECK([whether getopt has optreset support],
ac_cv_have_getopt_optreset, [
AC_TRY_LINK(
[
#include <getopt.h>
],
[ extern int optreset; optreset = 0; ],
[ ac_cv_have_getopt_optreset="yes" ],
[ ac_cv_have_getopt_optreset="no" ]
)
])
if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
AC_DEFINE(HAVE_GETOPT_OPTRESET, 1,
[Define if your getopt(3) defines and uses optreset])
fi
AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
AC_TRY_LINK([],
[ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
[ ac_cv_libc_defines_sys_errlist="yes" ],
[ ac_cv_libc_defines_sys_errlist="no" ]
)
])
if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
AC_DEFINE(HAVE_SYS_ERRLIST, 1,
[Define if your system defines sys_errlist[]])
fi
AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
AC_TRY_LINK([],
[ extern int sys_nerr; printf("%i", sys_nerr);],
[ ac_cv_libc_defines_sys_nerr="yes" ],
[ ac_cv_libc_defines_sys_nerr="no" ]
)
])
if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
AC_DEFINE(HAVE_SYS_NERR, 1, [Define if your system defines sys_nerr])
fi
SCARD_MSG="no"
# Check whether user wants sectok support
AC_ARG_WITH(sectok,
[ --with-sectok Enable smartcard support using libsectok],
[
if test "x$withval" != "xno" ; then
if test "x$withval" != "xyes" ; then
CPPFLAGS="$CPPFLAGS -I${withval}"
LDFLAGS="$LDFLAGS -L${withval}"
if test ! -z "$need_dash_r" ; then
LDFLAGS="$LDFLAGS -R${withval}"
fi
if test ! -z "$blibpath" ; then
blibpath="$blibpath:${withval}"
fi
fi
AC_CHECK_HEADERS(sectok.h)
if test "$ac_cv_header_sectok_h" != yes; then
AC_MSG_ERROR(Can't find sectok.h)
fi
AC_CHECK_LIB(sectok, sectok_open)
if test "$ac_cv_lib_sectok_sectok_open" != yes; then
AC_MSG_ERROR(Can't find libsectok)
fi
AC_DEFINE(SMARTCARD, 1,
[Define if you want smartcard support])
AC_DEFINE(USE_SECTOK, 1,
[Define if you want smartcard support
using sectok])
SCARD_MSG="yes, using sectok"
fi
]
)
# Check whether user wants OpenSC support
OPENSC_CONFIG="no"
AC_ARG_WITH(opensc,
[ --with-opensc[[=PFX]] Enable smartcard support using OpenSC (optionally in PATH)],
[
if test "x$withval" != "xno" ; then
if test "x$withval" != "xyes" ; then
OPENSC_CONFIG=$withval/bin/opensc-config
else
AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no)
fi
if test "$OPENSC_CONFIG" != "no"; then
LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags`
LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs`
CPPFLAGS="$CPPFLAGS $LIBOPENSC_CFLAGS"
LIBS="$LIBS $LIBOPENSC_LIBS"
AC_DEFINE(SMARTCARD)
AC_DEFINE(USE_OPENSC, 1,
[Define if you want smartcard support
using OpenSC])
SCARD_MSG="yes, using OpenSC"
fi
fi
]
)
# Check libraries needed by DNS fingerprint support
AC_SEARCH_LIBS(getrrsetbyname, resolv,
[AC_DEFINE(HAVE_GETRRSETBYNAME, 1,
[Define if getrrsetbyname() exists])],
[
# Needed by our getrrsetbyname()
AC_SEARCH_LIBS(res_query, resolv)
AC_SEARCH_LIBS(dn_expand, resolv)
AC_MSG_CHECKING(if res_query will link)
AC_TRY_LINK_FUNC(res_query, AC_MSG_RESULT(yes),
[AC_MSG_RESULT(no)
saved_LIBS="$LIBS"
LIBS="$LIBS -lresolv"
AC_MSG_CHECKING(for res_query in -lresolv)
AC_LINK_IFELSE([
#include <resolv.h>
int main()
{
res_query (0, 0, 0, 0, 0);
return 0;
}
],
[LIBS="$LIBS -lresolv"
AC_MSG_RESULT(yes)],
[LIBS="$saved_LIBS"
AC_MSG_RESULT(no)])
])
AC_CHECK_FUNCS(_getshort _getlong)
AC_CHECK_DECLS([_getshort, _getlong], , ,
[#include <sys/types.h>
#include <arpa/nameser.h>])
AC_CHECK_MEMBER(HEADER.ad,
[AC_DEFINE(HAVE_HEADER_AD, 1,
[Define if HEADER.ad exists in arpa/nameser.h])],,
[#include <arpa/nameser.h>])
])
AC_MSG_CHECKING(if struct __res_state _res is an extern)
AC_LINK_IFELSE([
#include <stdio.h>
#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <netinet/in.h>
#include <arpa/nameser.h>
#include <resolv.h>
extern struct __res_state _res;
int main() { return 0; }
],
[AC_MSG_RESULT(yes)
AC_DEFINE(HAVE__RES_EXTERN, 1,
[Define if you have struct __res_state _res as an extern])
],
[ AC_MSG_RESULT(no) ]
)
# Check whether user wants SELinux support
SELINUX_MSG="no"
LIBSELINUX=""
AC_ARG_WITH(selinux,
[ --with-selinux Enable SELinux support],
[ if test "x$withval" != "xno" ; then
save_LIBS="$LIBS"
AC_DEFINE(WITH_SELINUX,1,[Define if you want SELinux support.])
SELINUX_MSG="yes"
AC_CHECK_HEADER([selinux/selinux.h], ,
AC_MSG_ERROR(SELinux support requires selinux.h header))
AC_CHECK_LIB(selinux, setexeccon, [ LIBSELINUX="-lselinux" ],
AC_MSG_ERROR(SELinux support requires libselinux library))
SSHDLIBS="$SSHDLIBS $LIBSELINUX"
AC_CHECK_FUNCS(getseuserbyname get_default_context_with_level)
LIBS="$save_LIBS"
fi ]
)
# Check whether user wants Kerberos 5 support
KRB5_MSG="no"
AC_ARG_WITH(kerberos5,
[ --with-kerberos5=PATH Enable Kerberos 5 support],
[ if test "x$withval" != "xno" ; then
if test "x$withval" = "xyes" ; then
KRB5ROOT="/usr/local"
else
KRB5ROOT=${withval}
fi
AC_DEFINE(KRB5, 1, [Define if you want Kerberos 5 support])
KRB5_MSG="yes"
AC_MSG_CHECKING(for krb5-config)
if test -x $KRB5ROOT/bin/krb5-config ; then
KRB5CONF=$KRB5ROOT/bin/krb5-config
AC_MSG_RESULT($KRB5CONF)
AC_MSG_CHECKING(for gssapi support)
if $KRB5CONF | grep gssapi >/dev/null ; then
AC_MSG_RESULT(yes)
AC_DEFINE(GSSAPI, 1,
[Define this if you want GSSAPI
support in the version 2 protocol])
k5confopts=gssapi
else
AC_MSG_RESULT(no)
k5confopts=""
fi
K5CFLAGS="`$KRB5CONF --cflags $k5confopts`"
K5LIBS="`$KRB5CONF --libs $k5confopts`"
CPPFLAGS="$CPPFLAGS $K5CFLAGS"
AC_MSG_CHECKING(whether we are using Heimdal)
AC_TRY_COMPILE([ #include <krb5.h> ],
[ char *tmp = heimdal_version; ],
[ AC_MSG_RESULT(yes)
AC_DEFINE(HEIMDAL, 1,
[Define this if you are using the
Heimdal version of Kerberos V5]) ],
AC_MSG_RESULT(no)
)
else
AC_MSG_RESULT(no)
CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
AC_MSG_CHECKING(whether we are using Heimdal)
AC_TRY_COMPILE([ #include <krb5.h> ],
[ char *tmp = heimdal_version; ],
[ AC_MSG_RESULT(yes)
AC_DEFINE(HEIMDAL)
K5LIBS="-lkrb5 -ldes"
K5LIBS="$K5LIBS -lcom_err -lasn1"
AC_CHECK_LIB(roken, net_write,
[K5LIBS="$K5LIBS -lroken"])
],
[ AC_MSG_RESULT(no)
K5LIBS="-lkrb5 -lk5crypto -lcom_err"
]
)
AC_SEARCH_LIBS(dn_expand, resolv)
AC_CHECK_LIB(gssapi,gss_init_sec_context,
[ AC_DEFINE(GSSAPI)
K5LIBS="-lgssapi $K5LIBS" ],
[ AC_CHECK_LIB(gssapi_krb5,gss_init_sec_context,
[ AC_DEFINE(GSSAPI)
K5LIBS="-lgssapi_krb5 $K5LIBS" ],
AC_MSG_WARN([Cannot find any suitable gss-api library - build may fail]),
$K5LIBS)
],
$K5LIBS)
AC_CHECK_HEADER(gssapi.h, ,
[ unset ac_cv_header_gssapi_h
CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
AC_CHECK_HEADERS(gssapi.h, ,
AC_MSG_WARN([Cannot find any suitable gss-api header - build may fail])
)
]
)
oldCPP="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
AC_CHECK_HEADER(gssapi_krb5.h, ,
[ CPPFLAGS="$oldCPP" ])
fi
if test ! -z "$need_dash_r" ; then
LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
fi
if test ! -z "$blibpath" ; then
blibpath="$blibpath:${KRB5ROOT}/lib"
fi
AC_CHECK_HEADERS(gssapi.h gssapi/gssapi.h)
AC_CHECK_HEADERS(gssapi_krb5.h gssapi/gssapi_krb5.h)
AC_CHECK_HEADERS(gssapi_generic.h gssapi/gssapi_generic.h)
LIBS="$LIBS $K5LIBS"
AC_SEARCH_LIBS(k_hasafs, kafs, AC_DEFINE(USE_AFS, 1,
[Define this if you want to use libkafs' AFS support]))
fi
]
)
# Looking for programs, paths and files
PRIVSEP_PATH=/var/empty
AC_ARG_WITH(privsep-path,
[ --with-privsep-path=xxx Path for privilege separation chroot (default=/var/empty)],
[
if test -n "$withval" && test "x$withval" != "xno" && \
test "x${withval}" != "xyes"; then
PRIVSEP_PATH=$withval
fi
]
)
AC_SUBST(PRIVSEP_PATH)
AC_ARG_WITH(xauth,
[ --with-xauth=PATH Specify path to xauth program ],
[
if test -n "$withval" && test "x$withval" != "xno" && \
test "x${withval}" != "xyes"; then
xauth_path=$withval
fi
],
[
TestPath="$PATH"
TestPath="${TestPath}${PATH_SEPARATOR}/usr/X/bin"
TestPath="${TestPath}${PATH_SEPARATOR}/usr/bin/X11"
TestPath="${TestPath}${PATH_SEPARATOR}/usr/X11R6/bin"
TestPath="${TestPath}${PATH_SEPARATOR}/usr/openwin/bin"
AC_PATH_PROG(xauth_path, xauth, , $TestPath)
if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
xauth_path="/usr/openwin/bin/xauth"
fi
]
)
STRIP_OPT=-s
AC_ARG_ENABLE(strip,
[ --disable-strip Disable calling strip(1) on install],
[
if test "x$enableval" = "xno" ; then
STRIP_OPT=
fi
]
)
AC_SUBST(STRIP_OPT)
if test -z "$xauth_path" ; then
XAUTH_PATH="undefined"
AC_SUBST(XAUTH_PATH)
else
AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path",
[Define if xauth is found in your path])
XAUTH_PATH=$xauth_path
AC_SUBST(XAUTH_PATH)
fi
# Check for mail directory (last resort if we cannot get it from headers)
if test ! -z "$MAIL" ; then
maildir=`dirname $MAIL`
AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir",
[Set this to your mail directory if you don't have maillock.h])
fi
if test ! -z "$cross_compiling" && test "x$cross_compiling" = "xyes"; then
AC_MSG_WARN([cross compiling: Disabling /dev/ptmx test])
disable_ptmx_check=yes
fi
if test -z "$no_dev_ptmx" ; then
if test "x$disable_ptmx_check" != "xyes" ; then
AC_CHECK_FILE("/dev/ptmx",
[
AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX, 1,
[Define if you have /dev/ptmx])
have_dev_ptmx=1
]
)
fi
fi
if test ! -z "$cross_compiling" && test "x$cross_compiling" != "xyes"; then
AC_CHECK_FILE("/dev/ptc",
[
AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC, 1,
[Define if you have /dev/ptc])
have_dev_ptc=1
]
)
else
AC_MSG_WARN([cross compiling: Disabling /dev/ptc test])
fi
# Options from here on. Some of these are preset by platform above
AC_ARG_WITH(mantype,
[ --with-mantype=man|cat|doc Set man page type],
[
case "$withval" in
man|cat|doc)
MANTYPE=$withval
;;
*)
AC_MSG_ERROR(invalid man type: $withval)
;;
esac
]
)
if test -z "$MANTYPE"; then
TestPath="/usr/bin${PATH_SEPARATOR}/usr/ucb"
AC_PATH_PROGS(NROFF, nroff awf, /bin/false, $TestPath)
if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
MANTYPE=doc
elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
MANTYPE=man
else
MANTYPE=cat
fi
fi
AC_SUBST(MANTYPE)
if test "$MANTYPE" = "doc"; then
mansubdir=man;
else
mansubdir=$MANTYPE;
fi
AC_SUBST(mansubdir)
# Check whether to enable MD5 passwords
MD5_MSG="no"
AC_ARG_WITH(md5-passwords,
[ --with-md5-passwords Enable use of MD5 passwords],
[
if test "x$withval" != "xno" ; then
AC_DEFINE(HAVE_MD5_PASSWORDS, 1,
[Define if you want to allow MD5 passwords])
MD5_MSG="yes"
fi
]
)
# Whether to disable shadow password support
AC_ARG_WITH(shadow,
[ --without-shadow Disable shadow password support],
[
if test "x$withval" = "xno" ; then
AC_DEFINE(DISABLE_SHADOW)
disable_shadow=yes
fi
]
)
if test -z "$disable_shadow" ; then
AC_MSG_CHECKING([if the systems has expire shadow information])
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <shadow.h>
struct spwd sp;
],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
[ sp_expire_available=yes ], []
)
if test "x$sp_expire_available" = "xyes" ; then
AC_MSG_RESULT(yes)
AC_DEFINE(HAS_SHADOW_EXPIRE, 1,
[Define if you want to use shadow password expire field])
else
AC_MSG_RESULT(no)
fi
fi
# Use ip address instead of hostname in $DISPLAY
if test ! -z "$IPADDR_IN_DISPLAY" ; then
DISPLAY_HACK_MSG="yes"
AC_DEFINE(IPADDR_IN_DISPLAY, 1,
[Define if you need to use IP address
instead of hostname in $DISPLAY])
else
DISPLAY_HACK_MSG="no"
AC_ARG_WITH(ipaddr-display,
[ --with-ipaddr-display Use ip address instead of hostname in \$DISPLAY],
[
if test "x$withval" != "xno" ; then
AC_DEFINE(IPADDR_IN_DISPLAY)
DISPLAY_HACK_MSG="yes"
fi
]
)
fi
# check for /etc/default/login and use it if present.
AC_ARG_ENABLE(etc-default-login,
[ --disable-etc-default-login Disable using PATH from /etc/default/login [no]],
[ if test "x$enableval" = "xno"; then
AC_MSG_NOTICE([/etc/default/login handling disabled])
etc_default_login=no
else
etc_default_login=yes
fi ],
[ if test ! -z "$cross_compiling" && test "x$cross_compiling" = "xyes";
then
AC_MSG_WARN([cross compiling: not checking /etc/default/login])
etc_default_login=no
else
etc_default_login=yes
fi ]
)
if test "x$etc_default_login" != "xno"; then
AC_CHECK_FILE("/etc/default/login",
[ external_path_file=/etc/default/login ])
if test "x$external_path_file" = "x/etc/default/login"; then
AC_DEFINE(HAVE_ETC_DEFAULT_LOGIN, 1,
[Define if your system has /etc/default/login])
fi
fi
dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
if test $ac_cv_func_login_getcapbool = "yes" && \
test $ac_cv_header_login_cap_h = "yes" ; then
external_path_file=/etc/login.conf
fi
# Whether to mess with the default path
SERVER_PATH_MSG="(default)"
AC_ARG_WITH(default-path,
[ --with-default-path= Specify default \$PATH environment for server],
[
if test "x$external_path_file" = "x/etc/login.conf" ; then
AC_MSG_WARN([
--with-default-path=PATH has no effect on this system.
Edit /etc/login.conf instead.])
elif test "x$withval" != "xno" ; then
if test ! -z "$external_path_file" ; then
AC_MSG_WARN([
--with-default-path=PATH will only be used if PATH is not defined in
$external_path_file .])
fi
user_path="$withval"
SERVER_PATH_MSG="$withval"
fi
],
[ if test "x$external_path_file" = "x/etc/login.conf" ; then
AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
else
if test ! -z "$external_path_file" ; then
AC_MSG_WARN([
If PATH is defined in $external_path_file, ensure the path to scp is included,
otherwise scp will not work.])
fi
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
/* find out what STDPATH is */
#include <stdio.h>
#ifdef HAVE_PATHS_H
# include <paths.h>
#endif
#ifndef _PATH_STDPATH
# ifdef _PATH_USERPATH /* Irix */
# define _PATH_STDPATH _PATH_USERPATH
# else
# define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
# endif
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#define DATA "conftest.stdpath"
main()
{
FILE *fd;
int rc;
fd = fopen(DATA,"w");
if(fd == NULL)
exit(1);
if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
exit(1);
exit(0);
}
]])],
[ user_path=`cat conftest.stdpath` ],
[ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
[ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
)
# make sure $bindir is in USER_PATH so scp will work
t_bindir=`eval echo ${bindir}`
case $t_bindir in
NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
esac
case $t_bindir in
NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
esac
echo $user_path | grep ":$t_bindir" > /dev/null 2>&1
if test $? -ne 0 ; then
echo $user_path | grep "^$t_bindir" > /dev/null 2>&1
if test $? -ne 0 ; then
user_path=$user_path:$t_bindir
AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
fi
fi
fi ]
)
if test "x$external_path_file" != "x/etc/login.conf" ; then
AC_DEFINE_UNQUOTED(USER_PATH, "$user_path", [Specify default $PATH])
AC_SUBST(user_path)
fi
# Set superuser path separately to user path
AC_ARG_WITH(superuser-path,
[ --with-superuser-path= Specify different path for super-user],
[
if test -n "$withval" && test "x$withval" != "xno" && \
test "x${withval}" != "xyes"; then
AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval",
[Define if you want a different $PATH
for the superuser])
superuser_path=$withval
fi
]
)
AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
IPV4_IN6_HACK_MSG="no"
AC_ARG_WITH(4in6,
[ --with-4in6 Check for and convert IPv4 in IPv6 mapped addresses],
[
if test "x$withval" != "xno" ; then
AC_MSG_RESULT(yes)
AC_DEFINE(IPV4_IN_IPV6, 1,
[Detect IPv4 in IPv6 mapped addresses
and treat as IPv4])
IPV4_IN6_HACK_MSG="yes"
else
AC_MSG_RESULT(no)
fi
],[
if test "x$inet6_default_4in6" = "xyes"; then
AC_MSG_RESULT([yes (default)])
AC_DEFINE(IPV4_IN_IPV6)
IPV4_IN6_HACK_MSG="yes"
else
AC_MSG_RESULT([no (default)])
fi
]
)
# Whether to enable BSD auth support
BSD_AUTH_MSG=no
AC_ARG_WITH(bsd-auth,
[ --with-bsd-auth Enable BSD auth support],
[
if test "x$withval" != "xno" ; then
AC_DEFINE(BSD_AUTH, 1,
[Define if you have BSD auth support])
BSD_AUTH_MSG=yes
fi
]
)
# Where to place sshd.pid
piddir=/var/run
# make sure the directory exists
if test ! -d $piddir ; then
piddir=`eval echo ${sysconfdir}`
case $piddir in
NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
esac
fi
AC_ARG_WITH(pid-dir,
[ --with-pid-dir=PATH Specify location of ssh.pid file],
[
if test -n "$withval" && test "x$withval" != "xno" && \
test "x${withval}" != "xyes"; then
piddir=$withval
if test ! -d $piddir ; then
AC_MSG_WARN([** no $piddir directory on this system **])
fi
fi
]
)
AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir", [Specify location of ssh.pid])
AC_SUBST(piddir)
dnl allow user to disable some login recording features
AC_ARG_ENABLE(lastlog,
[ --disable-lastlog disable use of lastlog even if detected [no]],
[
if test "x$enableval" = "xno" ; then
AC_DEFINE(DISABLE_LASTLOG)
fi
]
)
AC_ARG_ENABLE(utmp,
[ --disable-utmp disable use of utmp even if detected [no]],
[
if test "x$enableval" = "xno" ; then
AC_DEFINE(DISABLE_UTMP)
fi
]
)
AC_ARG_ENABLE(utmpx,
[ --disable-utmpx disable use of utmpx even if detected [no]],
[
if test "x$enableval" = "xno" ; then
AC_DEFINE(DISABLE_UTMPX, 1,
[Define if you don't want to use utmpx])
fi
]
)
AC_ARG_ENABLE(wtmp,
[ --disable-wtmp disable use of wtmp even if detected [no]],
[
if test "x$enableval" = "xno" ; then
AC_DEFINE(DISABLE_WTMP)
fi
]
)
AC_ARG_ENABLE(wtmpx,
[ --disable-wtmpx disable use of wtmpx even if detected [no]],
[
if test "x$enableval" = "xno" ; then
AC_DEFINE(DISABLE_WTMPX, 1,
[Define if you don't want to use wtmpx])
fi
]
)
AC_ARG_ENABLE(libutil,
[ --disable-libutil disable use of libutil (login() etc.) [no]],
[
if test "x$enableval" = "xno" ; then
AC_DEFINE(DISABLE_LOGIN)
fi
]
)
AC_ARG_ENABLE(pututline,
[ --disable-pututline disable use of pututline() etc. ([uw]tmp) [no]],
[
if test "x$enableval" = "xno" ; then
AC_DEFINE(DISABLE_PUTUTLINE, 1,
[Define if you don't want to use pututline()
etc. to write [uw]tmp])
fi
]
)
AC_ARG_ENABLE(pututxline,
[ --disable-pututxline disable use of pututxline() etc. ([uw]tmpx) [no]],
[
if test "x$enableval" = "xno" ; then
AC_DEFINE(DISABLE_PUTUTXLINE, 1,
[Define if you don't want to use pututxline()
etc. to write [uw]tmpx])
fi
]
)
AC_ARG_WITH(lastlog,
[ --with-lastlog=FILE|DIR specify lastlog location [common locations]],
[
if test "x$withval" = "xno" ; then
AC_DEFINE(DISABLE_LASTLOG)
elif test -n "$withval" && test "x${withval}" != "xyes"; then
conf_lastlog_location=$withval
fi
]
)
dnl lastlog, [uw]tmpx? detection
dnl NOTE: set the paths in the platform section to avoid the
dnl need for command-line parameters
dnl lastlog and [uw]tmp are subject to a file search if all else fails
dnl lastlog detection
dnl NOTE: the code itself will detect if lastlog is a directory
AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
AC_TRY_COMPILE([
#include <sys/types.h>
#include <utmp.h>
#ifdef HAVE_LASTLOG_H
# include <lastlog.h>
#endif
#ifdef HAVE_PATHS_H
# include <paths.h>
#endif
#ifdef HAVE_LOGIN_H
# include <login.h>
#endif
],
[ char *lastlog = LASTLOG_FILE; ],
[ AC_MSG_RESULT(yes) ],
[
AC_MSG_RESULT(no)
AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
AC_TRY_COMPILE([
#include <sys/types.h>
#include <utmp.h>
#ifdef HAVE_LASTLOG_H
# include <lastlog.h>
#endif
#ifdef HAVE_PATHS_H
# include <paths.h>
#endif
],
[ char *lastlog = _PATH_LASTLOG; ],
[ AC_MSG_RESULT(yes) ],
[
AC_MSG_RESULT(no)
system_lastlog_path=no
])
]
)
if test -z "$conf_lastlog_location"; then
if test x"$system_lastlog_path" = x"no" ; then
for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
if (test -d "$f" || test -f "$f") ; then
conf_lastlog_location=$f
fi
done
if test -z "$conf_lastlog_location"; then
AC_MSG_WARN([** Cannot find lastlog **])
dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
fi
fi
fi
if test -n "$conf_lastlog_location"; then
AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location",
[Define if you want to specify the path to your lastlog file])
fi
dnl utmp detection
AC_MSG_CHECKING([if your system defines UTMP_FILE])
AC_TRY_COMPILE([
#include <sys/types.h>
#include <utmp.h>
#ifdef HAVE_PATHS_H
# include <paths.h>
#endif
],
[ char *utmp = UTMP_FILE; ],
[ AC_MSG_RESULT(yes) ],
[ AC_MSG_RESULT(no)
system_utmp_path=no ]
)
if test -z "$conf_utmp_location"; then
if test x"$system_utmp_path" = x"no" ; then
for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
if test -f $f ; then
conf_utmp_location=$f
fi
done
if test -z "$conf_utmp_location"; then
AC_DEFINE(DISABLE_UTMP)
fi
fi
fi
if test -n "$conf_utmp_location"; then
AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location",
[Define if you want to specify the path to your utmp file])
fi
dnl wtmp detection
AC_MSG_CHECKING([if your system defines WTMP_FILE])
AC_TRY_COMPILE([
#include <sys/types.h>
#include <utmp.h>
#ifdef HAVE_PATHS_H
# include <paths.h>
#endif
],
[ char *wtmp = WTMP_FILE; ],
[ AC_MSG_RESULT(yes) ],
[ AC_MSG_RESULT(no)
system_wtmp_path=no ]
)
if test -z "$conf_wtmp_location"; then
if test x"$system_wtmp_path" = x"no" ; then
for f in /usr/adm/wtmp /var/log/wtmp; do
if test -f $f ; then
conf_wtmp_location=$f
fi
done
if test -z "$conf_wtmp_location"; then
AC_DEFINE(DISABLE_WTMP)
fi
fi
fi
if test -n "$conf_wtmp_location"; then
AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location",
[Define if you want to specify the path to your wtmp file])
fi
dnl utmpx detection - I don't know any system so perverse as to require
dnl utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
dnl there, though.
AC_MSG_CHECKING([if your system defines UTMPX_FILE])
AC_TRY_COMPILE([
#include <sys/types.h>
#include <utmp.h>
#ifdef HAVE_UTMPX_H
#include <utmpx.h>
#endif
#ifdef HAVE_PATHS_H
# include <paths.h>
#endif
],
[ char *utmpx = UTMPX_FILE; ],
[ AC_MSG_RESULT(yes) ],
[ AC_MSG_RESULT(no)
system_utmpx_path=no ]
)
if test -z "$conf_utmpx_location"; then
if test x"$system_utmpx_path" = x"no" ; then
AC_DEFINE(DISABLE_UTMPX)
fi
else
AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location",
[Define if you want to specify the path to your utmpx file])
fi
dnl wtmpx detection
AC_MSG_CHECKING([if your system defines WTMPX_FILE])
AC_TRY_COMPILE([
#include <sys/types.h>
#include <utmp.h>
#ifdef HAVE_UTMPX_H
#include <utmpx.h>
#endif
#ifdef HAVE_PATHS_H
# include <paths.h>
#endif
],
[ char *wtmpx = WTMPX_FILE; ],
[ AC_MSG_RESULT(yes) ],
[ AC_MSG_RESULT(no)
system_wtmpx_path=no ]
)
if test -z "$conf_wtmpx_location"; then
if test x"$system_wtmpx_path" = x"no" ; then
AC_DEFINE(DISABLE_WTMPX)
fi
else
AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location",
[Define if you want to specify the path to your wtmpx file])
fi
if test ! -z "$blibpath" ; then
LDFLAGS="$LDFLAGS $blibflags$blibpath"
AC_MSG_WARN([Please check and edit blibpath in LDFLAGS in Makefile])
fi
dnl Adding -Werror to CFLAGS early prevents configure tests from running.
dnl Add now.
CFLAGS="$CFLAGS $werror_flags"
if grep "#define BROKEN_GETADDRINFO 1" confdefs.h >/dev/null || \
test "x$ac_cv_func_getaddrinfo" != "xyes" ; then
AC_SUBST(TEST_SSH_IPV6, no)
else
AC_SUBST(TEST_SSH_IPV6, yes)
fi
AC_EXEEXT
AC_CONFIG_FILES([Makefile buildpkg.sh opensshd.init openssh.xml \
openbsd-compat/Makefile openbsd-compat/regress/Makefile \
scard/Makefile ssh_prng_cmds survey.sh])
AC_OUTPUT
# Print summary of options
# Someone please show me a better way :)
A=`eval echo ${prefix}` ; A=`eval echo ${A}`
B=`eval echo ${bindir}` ; B=`eval echo ${B}`
C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
G=`eval echo ${piddir}` ; G=`eval echo ${G}`
H=`eval echo ${PRIVSEP_PATH}` ; H=`eval echo ${H}`
I=`eval echo ${user_path}` ; I=`eval echo ${I}`
J=`eval echo ${superuser_path}` ; J=`eval echo ${J}`
echo ""
echo "OpenSSH has been configured with the following options:"
echo " User binaries: $B"
echo " System binaries: $C"
echo " Configuration files: $D"
echo " Askpass program: $E"
echo " Manual pages: $F"
echo " PID file: $G"
echo " Privilege separation chroot path: $H"
if test "x$external_path_file" = "x/etc/login.conf" ; then
echo " At runtime, sshd will use the path defined in $external_path_file"
echo " Make sure the path to scp is present, otherwise scp will not work"
else
echo " sshd default user PATH: $I"
if test ! -z "$external_path_file"; then
echo " (If PATH is set in $external_path_file it will be used instead. If"
echo " used, ensure the path to scp is present, otherwise scp will not work.)"
fi
fi
if test ! -z "$superuser_path" ; then
echo " sshd superuser user PATH: $J"
fi
echo " Manpage format: $MANTYPE"
echo " PAM support: $PAM_MSG"
echo " OSF SIA support: $SIA_MSG"
echo " KerberosV support: $KRB5_MSG"
echo " SELinux support: $SELINUX_MSG"
echo " Smartcard support: $SCARD_MSG"
echo " S/KEY support: $SKEY_MSG"
echo " TCP Wrappers support: $TCPW_MSG"
echo " MD5 password support: $MD5_MSG"
echo " libedit support: $LIBEDIT_MSG"
echo " Solaris process contract support: $SPC_MSG"
echo " IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
echo " Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
echo " BSD Auth support: $BSD_AUTH_MSG"
echo " Random number source: $RAND_MSG"
if test ! -z "$USE_RAND_HELPER" ; then
echo " ssh-rand-helper collects from: $RAND_HELPER_MSG"
fi
echo ""
echo " Host: ${host}"
echo " Compiler: ${CC}"
echo " Compiler flags: ${CFLAGS}"
echo "Preprocessor flags: ${CPPFLAGS}"
echo " Linker flags: ${LDFLAGS}"
echo " Libraries: ${LIBS}"
if test ! -z "${SSHDLIBS}"; then
echo " +for sshd: ${SSHDLIBS}"
fi
echo ""
if test "x$MAKE_PACKAGE_SUPPORTED" = "xyes" ; then
echo "SVR4 style packages are supported with \"make package\""
echo ""
fi
if test "x$PAM_MSG" = "xyes" ; then
echo "PAM is enabled. You may need to install a PAM control file "
echo "for sshd, otherwise password authentication may fail. "
echo "Example PAM control files can be found in the contrib/ "
echo "subdirectory"
echo ""
fi
if test ! -z "$RAND_HELPER_CMDHASH" ; then
echo "WARNING: you are using the builtin random number collection "
echo "service. Please read WARNING.RNG and request that your OS "
echo "vendor includes kernel-based random number collection in "
echo "future versions of your OS."
echo ""
fi
if test ! -z "$NO_PEERCHECK" ; then
echo "WARNING: the operating system that you are using does not"
echo "appear to support getpeereid(), getpeerucred() or the"
echo "SO_PEERCRED getsockopt() option. These facilities are used to"
echo "enforce security checks to prevent unauthorised connections to"
echo "ssh-agent. Their absence increases the risk that a malicious"
echo "user can connect to your agent."
echo ""
fi
if test "$AUDIT_MODULE" = "bsm" ; then
echo "WARNING: BSM audit support is currently considered EXPERIMENTAL."
echo "See the Solaris section in README.platform for details."
fi
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