configure.ac

OpenSSL Source code for SFTP, SSH, and many others

	)
fi

dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
if test $ac_cv_func_login_getcapbool = "yes" -a \
	$ac_cv_header_login_cap_h = "yes" ; then
	USES_LOGIN_CONF=yes
fi
# Whether to mess with the default path
SERVER_PATH_MSG="(default)" 
AC_ARG_WITH(default-path,
	[  --with-default-path=    Specify default \$PATH environment for server],
	[
		if test "$USES_LOGIN_CONF" = "yes" ; then
			AC_MSG_WARN([
--with-default-path=PATH has no effect on this system.
Edit /etc/login.conf instead.])
		elif test "x$withval" != "xno" ; then	
			user_path="$withval"
			SERVER_PATH_MSG="$withval" 
		fi
	],
	[ if test "$USES_LOGIN_CONF" = "yes" ; then
	AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
	else
	AC_TRY_RUN(
		[
/* find out what STDPATH is */
#include <stdio.h>
#ifdef HAVE_PATHS_H
# include <paths.h>
#endif
#ifndef _PATH_STDPATH
# define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
#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 $t_bindir to USER_PATH so scp will work)
			fi
		fi
	fi ]
)
if test "$USES_LOGIN_CONF" != "yes" ; then
	AC_DEFINE_UNQUOTED(USER_PATH, "$user_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 "x$withval" != "xno" ; then
			AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval")
			superuser_path=$withval
		fi
	]
)


# Whether to force IPv4 by default (needed on broken glibc Linux)
IPV4_HACK_MSG="no" 
AC_ARG_WITH(ipv4-default,
	[  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
	[
		if test "x$withval" != "xno" ; then	
			AC_DEFINE(IPV4_DEFAULT)
			IPV4_HACK_MSG="yes" 
		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$withval" != "xno" ; then
			AC_MSG_RESULT(yes)
			AC_DEFINE(IPV4_IN_IPV6)
			IPV4_IN6_HACK_MSG="yes" 
		else
			AC_MSG_RESULT(no)
		fi
	],[
		if test "x$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)
			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 "x$withval" != "xno" ; then	
			piddir=$withval
			if test ! -d $piddir ; then	
			AC_MSG_WARN([** no $piddir directory on this system **])
			fi
		fi
	]
)

AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
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]],
	[ AC_DEFINE(DISABLE_LASTLOG) ]
)
AC_ARG_ENABLE(utmp,
	[  --disable-utmp          disable use of utmp even if detected [no]],
	[ AC_DEFINE(DISABLE_UTMP) ]
)
AC_ARG_ENABLE(utmpx,
	[  --disable-utmpx         disable use of utmpx even if detected [no]],
	[ AC_DEFINE(DISABLE_UTMPX) ]
)
AC_ARG_ENABLE(wtmp,
	[  --disable-wtmp          disable use of wtmp even if detected [no]],
	[ AC_DEFINE(DISABLE_WTMP) ]
)
AC_ARG_ENABLE(wtmpx,
	[  --disable-wtmpx         disable use of wtmpx even if detected [no]],
	[ AC_DEFINE(DISABLE_WTMPX) ]
)
AC_ARG_ENABLE(libutil,
	[  --disable-libutil       disable use of libutil (login() etc.) [no]],
	[ AC_DEFINE(DISABLE_LOGIN) ]
)
AC_ARG_ENABLE(pututline,
	[  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
	[ AC_DEFINE(DISABLE_PUTUTLINE) ]
)
AC_ARG_ENABLE(pututxline,
	[  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
	[ AC_DEFINE(DISABLE_PUTUTXLINE) ]
)
AC_ARG_WITH(lastlog,
  [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
	[
		if test "x$withval" = "xno" ; then	
			AC_DEFINE(DISABLE_LASTLOG)
		else
			conf_lastlog_location=$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")
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")
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")
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")
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")
fi	


if test ! -z "$blibpath" ; then
	LDFLAGS="$LDFLAGS -blibpath:$blibpath"
	AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
fi

dnl remove pam and dl because they are in $LIBPAM
if test "$PAM_MSG" = yes ; then
	LIBS=`echo $LIBS | sed 's/-lpam //'`
fi
if test "$ac_cv_lib_pam_pam_set_item" = yes ; then
	LIBS=`echo $LIBS | sed 's/-ldl //'`
fi

AC_EXEEXT
AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
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: $H"
if test "$USES_LOGIN_CONF" = "yes" ; then
echo "   At runtime, sshd will use the path defined in /etc/login.conf"
else
echo "            sshd default user PATH: $I"
fi
if test ! -z "$superuser_path" ; then
echo "          sshd superuser user PATH: $J"
fi
echo "                    Manpage format: $MANTYPE"
echo "                       PAM support: ${PAM_MSG}"
echo "                KerberosIV support: $KRB4_MSG"
echo "                 KerberosV support: $KRB5_MSG"
echo "                 Smartcard support: $SCARD_MSG"
echo "                       AFS support: $AFS_MSG"
echo "                     S/KEY support: $SKEY_MSG"
echo "              TCP Wrappers support: $TCPW_MSG"
echo "              MD5 password support: $MD5_MSG"
echo "       IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
echo "          Use IPv4 by default hack: $IPV4_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: ${LIBWRAP} ${LIBPAM} ${LIBS}"

echo ""

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 "$NO_SFTP"; then
	echo "sftp-server will be disabled.  Your compiler does not "
	echo "support 64bit integers."
	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