[openssh.git] / configure.in

AC_INIT(ssh.c)

AC_CONFIG_HEADER(config.h)
AC_CANONICAL_HOST

dnl Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_RANLIB
AC_PROG_INSTALL
AC_CHECK_PROG(AR, ar, ar)
AC_PATH_PROG(PERL, perl)
AC_SUBST(PERL)
AC_PATH_PROG(xauth_path, xauth)

dnl Use ip address instead of hostname in $DISPLAY
AC_ARG_WITH(rsh,
	[  --with-rsh=PATH         Specify path to remote shell program ],
	[
		if test "x$withval" != "$xno" ; then
			AC_DEFINE_UNQUOTED(RSH_PATH, "$withval")
		fi
	],
	[
		AC_PATH_PROG(rsh_path, rsh)
	]
)

if test ! -z "$xauth_path" ; then
	AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
fi
if test ! -z "$rsh_path" ; then
	AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
fi

dnl Checks for compiler characteristics
if test "$GCC" = "yes"; then CFLAGS="$CFLAGS -Wall"; fi

AC_C_INLINE

dnl Check for some target-specific stuff
case "$host" in
*-*-hpux10*)
	if test -z "$GCC"; then
		CFLAGS="$CFLAGS -Aa"
	fi
	CFLAGS="$CFLAGS -D_HPUX_SOURCE"
	AC_DEFINE(IPADDR_IN_DISPLAY)
	AC_DEFINE(USE_UTMPX)
	AC_MSG_CHECKING(for HPUX trusted system password database)
	if test -f /tcb/files/auth/system/default; then
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_HPUX_TRUSTED_SYSTEM_PW)
		LIBS="$LIBS -lsec"
	else
		AC_MSG_RESULT(no)
		AC_DEFINE(DISABLE_SHADOW)
	fi
	;;
*-*-solaris*)
	AC_DEFINE(USE_UTMPX)
	;;
*-*-irix5*)
	AC_DEFINE(CRYPT_H_BREAKS_BUILD)
#	CFLAGS="$CFLAGS -shared"
	no_libsocket=1
	no_libnsl=1
	;;
esac

dnl Check for OpenSSL/SSLeay directories.
AC_MSG_CHECKING([for OpenSSL/SSLeay directory])
for ssldir in /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local $prefix /usr/pkg ; do
	if test -f "$ssldir/include/openssl/crypto.h"; then
		AC_DEFINE(HAVE_OPENSSL)
		GOT_SSL="yes"
		break
	fi
	if test -f "$ssldir/include/ssl/crypto.h"; then
		AC_DEFINE(HAVE_SSL)
		GOT_SSL="yes"
		break
	fi
done
if test -z "$GOT_SSL" ; then
	AC_MSG_ERROR([Could not find SSLeay / OpenSSL libraries, please install])	
fi
AC_SUBST(ssldir)
AC_DEFINE_UNQUOTED(ssldir, "$ssldir")
if test "$ssldir" != "/usr"; then
	CFLAGS="$CFLAGS -I$ssldir/include"
	LDFLAGS="$LDFLAGS -L$ssldir/lib"
fi
AC_MSG_RESULT($ssldir)

dnl Check for RSAref library.
AC_MSG_CHECKING([for RSAref library])
saved_LIBS="$LIBS"
LIBS="$saved_LIBS -lRSAglue -lrsaref"
AC_TRY_LINK([], [],
[AC_MSG_RESULT(yes);
 AC_DEFINE(RSAREF)],
[AC_MSG_RESULT(no)]; LIBS="$saved_LIBS")

dnl Checks for libraries.
AC_CHECK_LIB(crypto, CRYPTO_lock, ,AC_MSG_ERROR([*** libcrypto missing - please install first ***]))
AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first ***]))
AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
AC_CHECK_LIB(crypt, crypt, , )

if test -z "$no_libsocket" ; then
	AC_CHECK_LIB(nsl, yp_match, , )
fi
if test -z "$no_libnsl" ; then
	AC_CHECK_LIB(socket, main, , )
fi

dnl Checks for header files.
AC_CHECK_HEADERS(bstring.h crypt.h endian.h lastlog.h login.h maillock.h netdb.h netgroup.h paths.h poll.h pty.h shadow.h security/pam_appl.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/select.h sys/stropts.h sys/time.h sys/ttcompat.h util.h utmp.h utmpx.h)

dnl Checks for library functions.
AC_CHECK_FUNCS(arc4random getpagesize _getpty innetgr md5_crypt mkdtemp openpty setenv seteuid setlogin setproctitle setreuid snprintf strlcat strlcpy updwtmpx vsnprintf)

AC_CHECK_FUNC(login, 
	[AC_DEFINE(HAVE_LOGIN)],
	[AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
)

AC_CHECK_FUNC(daemon, 
	[AC_DEFINE(HAVE_DAEMON)],
	[AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
)

dnl Checks for data types
AC_CHECK_SIZEOF(short int, 2)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long int, 4)
AC_CHECK_SIZEOF(long long int, 8)

dnl More checks for data types
AC_MSG_CHECKING([for intXX_t types])
AC_TRY_COMPILE(
	[#include <sys/types.h>], 
	[int16_t a; int32_t b; a = 1235; b = 1235;], 
	[
		AC_DEFINE(HAVE_INTXX_T)
		AC_MSG_RESULT(yes)
	],
	[AC_MSG_RESULT(no)]
) 

AC_MSG_CHECKING([for u_intXX_t types])
AC_TRY_COMPILE(
	[#include <sys/types.h>], 
	[u_int16_t c; u_int32_t d; c = 1235; d = 1235;], 
	[
		AC_DEFINE(HAVE_U_INTXX_T)
		AC_MSG_RESULT(yes)
	],
	[AC_MSG_RESULT(no)]
) 

AC_MSG_CHECKING([For uintXX_t types])
AC_TRY_COMPILE(
	[#include <sys/types.h>], 
	[uint16_t c; uint32_t d; c = 1235; d = 1235;], 
	[
		AC_DEFINE(HAVE_UINTXX_T)
		AC_MSG_RESULT(yes)
	],
	[AC_MSG_RESULT(no)]
) 

AC_MSG_CHECKING([For socklen_t])
AC_TRY_COMPILE(
	[
		#include <sys/types.h>
		#include <sys/socket.h>
	],
	[socklen_t foo; foo = 1235;],
	[
		AC_DEFINE(HAVE_SOCKLEN_T)
		AC_MSG_RESULT(yes)
	],
	[AC_MSG_RESULT(no)]
)

AC_MSG_CHECKING([For size_t])
AC_TRY_COMPILE(
	[#include <sys/types.h>],
	[size_t foo; foo = 1235;],
	[
		AC_DEFINE(HAVE_SIZE_T)
		AC_MSG_RESULT(yes)
	],
	[AC_MSG_RESULT(no)]
)

AC_ARG_WITH(pam,
	[  --without-pam           Disable PAM support ],
	[
		if test "x$withval" = "xno" ; then
			no_pam=1
			AC_DEFINE(DISABLE_PAM)
		fi
	]
)

if test -z "$no_pam" -a "x$ac_cv_header_security_pam_appl_h" = "xyes" ; then
	AC_CHECK_LIB(dl, dlopen, , )
	LIBS="$LIBS -lpam"
	dnl Check PAM strerror arguments
	AC_MSG_CHECKING([whether pam_strerror takes only one argument])
	AC_TRY_COMPILE(
		[
			#include <stdlib.h>
			#include <security/pam_appl.h>
		], 
		[(void)pam_strerror((pam_handle_t *)NULL, -1);], 
		[AC_MSG_RESULT(no)],
		[
			AC_DEFINE(HAVE_OLD_PAM)
			AC_MSG_RESULT(yes)
		]
	) 
fi

AC_MSG_CHECKING([whether to build GNOME ssh-askpass])
dnl Check whether user wants GNOME ssh-askpass
AC_ARG_WITH(gnome-askpass,
	[  --with-gnome-askpass    Build the GNOME passphrase requester (default=no)],
	[
		if test x$withval = xno ; then
			GNOME_ASKPASS="";
		else
			GNOME_ASKPASS="gnome-ssh-askpass";
		fi
	])
AC_SUBST(GNOME_ASKPASS)

if test -z "$GNOME_ASKPASS" ; then
	AC_MSG_RESULT(no)
else
	AC_MSG_RESULT(yes)
fi

dnl Check for user-specified random device
AC_ARG_WITH(random,
	[  --with-random=FILE      read randomness from FILE (default=/dev/urandom)],
	[
		RANDOM_POOL="$withval";
		AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
	],
	[
		dnl Check for random device
		AC_CHECK_FILE("/dev/urandom",
			[
				RANDOM_POOL="/dev/urandom"; 
				AC_SUBST(RANDOM_POOL)
				AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
			]
		)
	]
)

dnl Check for EGD pool file
AC_ARG_WITH(egd-pool,
	[  --with-egd-pool=FILE    read randomness from EGD pool FILE (default none)],
	[
		RANDOM_POOL="$withval";
		AC_DEFINE(HAVE_EGD)
		AC_SUBST(RANDOM_POOL)
		AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
	]
)

dnl Make sure we have random number support
if test -z "$RANDOM_POOL" -a -z "$EGD_POOL"; then
	AC_MSG_ERROR([No random device found, and no EGD random pool specified])
fi

AC_MSG_CHECKING([whether utmp.h has ut_host field])
AC_EGREP_HEADER(ut_host, utmp.h, 
	[AC_DEFINE(HAVE_HOST_IN_UTMP) AC_MSG_RESULT(yes); ], 
	[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([whether utmpx.h has ut_host field])
AC_EGREP_HEADER(ut_host, utmpx.h, 
	[AC_DEFINE(HAVE_HOST_IN_UTMPX) AC_MSG_RESULT(yes); ], 
	[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([whether utmpx.h has syslen field])
AC_EGREP_HEADER(syslen, utmpx.h, 
	[AC_DEFINE(HAVE_SYSLEN_IN_UTMPX) AC_MSG_RESULT(yes); ], 
	[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([whether utmp.h has ut_pid field])
AC_EGREP_HEADER(ut_pid, utmp.h, 
	[AC_DEFINE(HAVE_PID_IN_UTMP) AC_MSG_RESULT(yes); ], 
	[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([whether utmp.h has ut_type field])
AC_EGREP_HEADER(ut_type, utmp.h, 
	[AC_DEFINE(HAVE_TYPE_IN_UTMP) AC_MSG_RESULT(yes); ], 
	[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([whether utmp.h has ut_tv field])
AC_EGREP_HEADER(ut_tv, utmp.h, 
	[AC_DEFINE(HAVE_TV_IN_UTMP) AC_MSG_RESULT(yes); ], 
	[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([whether utmp.h has ut_id field])
AC_EGREP_HEADER(ut_id, utmp.h, 
	[AC_DEFINE(HAVE_ID_IN_UTMP) AC_MSG_RESULT(yes); ], 
	[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([whether utmp.h has ut_addr field])
AC_EGREP_HEADER(ut_addr, utmp.h, 
	[AC_DEFINE(HAVE_ADDR_IN_UTMP) AC_MSG_RESULT(yes); ], 
	[AC_MSG_RESULT(no)]
)
AC_MSG_CHECKING([whether utmpx.h has ut_addr field])
AC_EGREP_HEADER(ut_addr, utmpx.h, 
	[AC_DEFINE(HAVE_ADDR_IN_UTMP) AC_MSG_RESULT(yes); ], 
	[AC_MSG_RESULT(no)]
)

dnl Look for lastlog location
AC_ARG_WITH(lastlog,
	[  --with-lastlog=FILE     Location of lastlog file],
	[
		if test "x$withval" = "xno" ; then
			AC_DEFINE(DISABLE_LASTLOG)
		else
			AC_DEFINE_UNQUOTED(LASTLOG_LOCATION, "$withval")
		fi
	],
	[
		AC_MSG_CHECKING([location of lastlog file])
		for lastlog in /var/log/lastlog /var/adm/lastlog /etc/security/lastlog ; do
			if test -f $lastlog ; then
				gotlastlog="file"
				break
			fi
			if test -d $lastlog ; then
				gotlastlog="dir"
				break
			fi
		done
		if test -z "$gotlastlog" ; then
			AC_MSG_RESULT(not found)
			nolastlog=1
		else
			if test "x$gotlastlog" = "xdir" ; then
				AC_MSG_RESULT(${lastlog}/)
				AC_DEFINE(LASTLOG_IS_DIR)
			else
				AC_MSG_RESULT($lastlog)
				AC_DEFINE_UNQUOTED(LASTLOG_LOCATION, "$lastlog")
			fi
		fi	
	]
)

if test ! -z "$nolastlog" ; then
	AC_MSG_WARN([*** Disabling lastlog support *** ])
	AC_DEFINE(DISABLE_LASTLOG)
fi

dnl Compile with dante SOCKS library
AC_ARG_WITH(dante,
	[  --with-dante=DIR        Use Dante SOCKS lib (default is system library path)],
	[
		AC_DEFINE(HAVE_DANTE)
		if test "x$withval" != "xno" ; then
			if test -n $withval ; then
				LIBS="$LIBS -L$withval"
			fi
			LIBS="$LIBS -lsocks"
		fi
	]
)

AC_CHECK_FILE("/dev/ptmx", AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX))
AC_CHECK_FILE("/dev/ptc", AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC))

AC_MSG_CHECKING([whether libc defines __progname])
AC_TRY_LINK([], 
	[extern char *__progname; printf("%s", __progname);], 
	[
		AC_DEFINE(HAVE___PROGNAME)
		AC_MSG_RESULT(yes)
	], 
	[
		AC_MSG_RESULT(no)
	]
)

dnl Check whether user wants Kerberos support
AC_ARG_WITH(kerberos4,
	[  --with-kerberos4        Enable Kerberos 4 support],
	[
		if test "x$withval" != "$xno" ; then
			AC_DEFINE(KRB4)
			LIBS="$LIBS -lkrb"
			CFLAGS="$CFLAGS -I/usr/include/kerberosIV"
		fi
	]
)

dnl Check whether user wants AFS support
AC_ARG_WITH(afs,
	[  --with-afs              Enable AFS support],
	[
		if test "x$withval" != "$xno" ; then
			AC_DEFINE(AFS)
			LIBS="$LIBS -lkafs"
		fi
	]
)

dnl Check whether user wants S/Key support
AC_ARG_WITH(skey,
	[  --with-skey             Enable S/Key support],
	[
		if test "x$withval" != "$xno" ; then
			AC_DEFINE(SKEY)
			LIBS="$LIBS -lskey"
		fi
	]
)

dnl Check whether user wants TCP wrappers support
AC_ARG_WITH(tcp-wrappers,
	[  --with-tcp-wrappers     Enable tcpwrappers support],
	[
		if test "x$withval" != "$xno" ; then
			AC_DEFINE(LIBWRAP)
			LIBWRAP="-lwrap"
		fi
	]
)
AC_SUBST(LIBWRAP)

dnl Check whether to enable MD5 passwords
AC_ARG_WITH(md5-passwords,
	[  --with-md5-passwords    Enable use of MD5 passwords],
	[
		if test "x$withval" != "$xno" ; then
			AC_DEFINE(HAVE_MD5_PASSWORDS)
		fi
	]
)

dnl Check whether to enable utmpx support
AC_ARG_WITH(utmpx,
	[  --with-utmpx            Enable utmpx support],
	[
		if test "x$withval" != "xno" ; then
			AC_DEFINE(USE_UTMPX)
		fi
	]
)

dnl 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)
		fi
	]
)

dnl Use ip address instead of hostname in $DISPLAY
AC_ARG_WITH(ipaddr-display,
	[  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
	[
		if test "x$withval" = "xno" ; then	
			AC_DEFINE(IPADDR_IN_DISPLAY)
		fi
	]
)

AC_ARG_WITH(default-path,
	[  --with-default-path=PATH Specify default \$PATH environment for server],
	[
		if test "x$withval" != "xno" ; then	
			AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
		fi
	]
)

dnl 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")
fi

AC_OUTPUT(Makefile)
Commit	Line	Data
4cca272e	1	AC_INIT(ssh.c)
5881cd60	2
5881cd60	3	AC_CONFIG_HEADER(config.h)
a7effaac	4	AC_CANONICAL_HOST
5881cd60	5
	6	dnl Checks for programs.
	7	AC_PROG_CC
4cca272e	8	AC_PROG_CPP
5881cd60	9	AC_PROG_RANLIB
cf8dd513	10	AC_PROG_INSTALL
d4f11b59	11	AC_CHECK_PROG(AR, ar, ar)
a0f84251	12	AC_PATH_PROG(PERL, perl)
a0f84251	13	AC_SUBST(PERL)
a7effaac	14	AC_PATH_PROG(xauth_path, xauth)
f498ed15	15
	16	dnl Use ip address instead of hostname in $DISPLAY
	17	AC_ARG_WITH(rsh,
	18	[ --with-rsh=PATH Specify path to remote shell program ],
	19	[
0bc5b6fb	20	if test "x$withval" != "$xno" ; then
	21	AC_DEFINE_UNQUOTED(RSH_PATH, "$withval")
	22	fi
f498ed15	23	],
	24	[
	25	AC_PATH_PROG(rsh_path, rsh)
	26	]
	27	)
	28
	29	if test ! -z "$xauth_path" ; then
	30	AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
	31	fi
	32	if test ! -z "$rsh_path" ; then
	33	AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
	34	fi
a7effaac	35
906a2515	36	dnl Checks for compiler characteristics
d4f11b59	37	if test "$GCC" = "yes"; then CFLAGS="$CFLAGS -Wall"; fi
a7effaac	38
906a2515	39	AC_C_INLINE
5881cd60	40
a7effaac	41	dnl Check for some target-specific stuff
	42	case "$host" in
	43	--hpux10*)
	44	if test -z "$GCC"; then
	45	CFLAGS="$CFLAGS -Aa"
	46	fi
	47	CFLAGS="$CFLAGS -D_HPUX_SOURCE"
	48	AC_DEFINE(IPADDR_IN_DISPLAY)
f498ed15	49	AC_DEFINE(USE_UTMPX)
a7effaac	50	AC_MSG_CHECKING(for HPUX trusted system password database)
	51	if test -f /tcb/files/auth/system/default; then
	52	AC_MSG_RESULT(yes)
	53	AC_DEFINE(HAVE_HPUX_TRUSTED_SYSTEM_PW)
	54	LIBS="$LIBS -lsec"
	55	else
	56	AC_MSG_RESULT(no)
	57	AC_DEFINE(DISABLE_SHADOW)
	58	fi
	59	;;
f74efc8d	60	--solaris*)
	61	AC_DEFINE(USE_UTMPX)
	62	;;
d94aa2ae	63	--irix5*)
	64	AC_DEFINE(CRYPT_H_BREAKS_BUILD)
	65	# CFLAGS="$CFLAGS -shared"
	66	no_libsocket=1
	67	no_libnsl=1
	68	;;
a7effaac	69	esac
a7effaac	70
d4f11b59	71	dnl Check for OpenSSL/SSLeay directories.
d4f11b59	72	AC_MSG_CHECKING([for OpenSSL/SSLeay directory])
4cca272e	73	for ssldir in /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local $prefix /usr/pkg ; do
6614282f	74	if test -f "$ssldir/include/openssl/crypto.h"; then
	75	AC_DEFINE(HAVE_OPENSSL)
	76	GOT_SSL="yes"
	77	break
	78	fi
	79	if test -f "$ssldir/include/ssl/crypto.h"; then
	80	AC_DEFINE(HAVE_SSL)
	81	GOT_SSL="yes"
	82	break
	83	fi
d4f11b59	84	done
6614282f	85	if test -z "$GOT_SSL" ; then
	86	AC_MSG_ERROR([Could not find SSLeay / OpenSSL libraries, please install])
	87	fi
d4f11b59	88	AC_SUBST(ssldir)
	89	AC_DEFINE_UNQUOTED(ssldir, "$ssldir")
	90	if test "$ssldir" != "/usr"; then
	91	CFLAGS="$CFLAGS -I$ssldir/include"
7dc6fc6d	92	LDFLAGS="$LDFLAGS -L$ssldir/lib"
d4f11b59	93	fi
6614282f	94	AC_MSG_RESULT($ssldir)
5881cd60	95
d4f11b59	96	dnl Check for RSAref library.
	97	AC_MSG_CHECKING([for RSAref library])
	98	saved_LIBS="$LIBS"
	99	LIBS="$saved_LIBS -lRSAglue -lrsaref"
	100	AC_TRY_LINK([], [],
0a2ff95d	101	[AC_MSG_RESULT(yes);
0a2ff95d	102	AC_DEFINE(RSAREF)],
d4f11b59	103	[AC_MSG_RESULT(no)]; LIBS="$saved_LIBS")
5881cd60	104
4cca272e	105	dnl Checks for libraries.
	106	AC_CHECK_LIB(crypto, CRYPTO_lock, ,AC_MSG_ERROR([* libcrypto missing - please install first *]))
	107	AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([* zlib missing - please install first *]))
	108	AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
d94aa2ae	109	AC_CHECK_LIB(crypt, crypt, , )
4cca272e	110
d94aa2ae	111	if test -z "$no_libsocket" ; then
	112	AC_CHECK_LIB(nsl, yp_match, , )
	113	fi
	114	if test -z "$no_libnsl" ; then
	115	AC_CHECK_LIB(socket, main, , )
f74efc8d	116	fi
4cca272e	117
5881cd60	118	dnl Checks for header files.
d94aa2ae	119	AC_CHECK_HEADERS(bstring.h crypt.h endian.h lastlog.h login.h maillock.h netdb.h netgroup.h paths.h poll.h pty.h shadow.h security/pam_appl.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/select.h sys/stropts.h sys/time.h sys/ttcompat.h util.h utmp.h utmpx.h)
4cca272e	120
76cd7316	121	dnl Checks for library functions.
d94aa2ae	122	AC_CHECK_FUNCS(arc4random getpagesize _getpty innetgr md5_crypt mkdtemp openpty setenv seteuid setlogin setproctitle setreuid snprintf strlcat strlcpy updwtmpx vsnprintf)
76cd7316	123
beb43d31	124	AC_CHECK_FUNC(login,
	125	[AC_DEFINE(HAVE_LOGIN)],
	126	[AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
	127	)
	128
	129	AC_CHECK_FUNC(daemon,
	130	[AC_DEFINE(HAVE_DAEMON)],
	131	[AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
	132	)
	133
2b942fe0	134	dnl Checks for data types
	135	AC_CHECK_SIZEOF(short int, 2)
	136	AC_CHECK_SIZEOF(int, 4)
	137	AC_CHECK_SIZEOF(long int, 4)
	138	AC_CHECK_SIZEOF(long long int, 8)
	139
	140	dnl More checks for data types
96ad4350	141	AC_MSG_CHECKING([for intXX_t types])
2b942fe0	142	AC_TRY_COMPILE(
	143	[#include <sys/types.h>],
	144	[int16_t a; int32_t b; a = 1235; b = 1235;],
	145	[
	146	AC_DEFINE(HAVE_INTXX_T)
	147	AC_MSG_RESULT(yes)
	148	],
	149	[AC_MSG_RESULT(no)]
	150	)
	151
96ad4350	152	AC_MSG_CHECKING([for u_intXX_t types])
2b942fe0	153	AC_TRY_COMPILE(
	154	[#include <sys/types.h>],
	155	[u_int16_t c; u_int32_t d; c = 1235; d = 1235;],
	156	[
	157	AC_DEFINE(HAVE_U_INTXX_T)
	158	AC_MSG_RESULT(yes)
	159	],
	160	[AC_MSG_RESULT(no)]
	161	)
	162
	163	AC_MSG_CHECKING([For uintXX_t types])
	164	AC_TRY_COMPILE(
	165	[#include <sys/types.h>],
	166	[uint16_t c; uint32_t d; c = 1235; d = 1235;],
	167	[
	168	AC_DEFINE(HAVE_UINTXX_T)
	169	AC_MSG_RESULT(yes)
	170	],
	171	[AC_MSG_RESULT(no)]
	172	)
	173
ea1970a3	174	AC_MSG_CHECKING([For socklen_t])
ea1970a3	175	AC_TRY_COMPILE(
723221b5	176	[
	177	#include <sys/types.h>
	178	#include <sys/socket.h>
	179	],
ea1970a3	180	[socklen_t foo; foo = 1235;],
	181	[
	182	AC_DEFINE(HAVE_SOCKLEN_T)
	183	AC_MSG_RESULT(yes)
	184	],
	185	[AC_MSG_RESULT(no)]
	186	)
	187
e3a93db0	188	AC_MSG_CHECKING([For size_t])
	189	AC_TRY_COMPILE(
	190	[#include <sys/types.h>],
e3a93db0	191	[size_t foo; foo = 1235;],
	192	[
	193	AC_DEFINE(HAVE_SIZE_T)
	194	AC_MSG_RESULT(yes)
	195	],
	196	[AC_MSG_RESULT(no)]
	197	)
	198
d94aa2ae	199	AC_ARG_WITH(pam,
d94aa2ae	200	[ --without-pam Disable PAM support ],
96ad4350	201	[
d94aa2ae	202	if test "x$withval" = "xno" ; then
	203	no_pam=1
	204	AC_DEFINE(DISABLE_PAM)
	205	fi
96ad4350	206	]
d94aa2ae	207	)
	208
	209	if test -z "$no_pam" -a "x$ac_cv_header_security_pam_appl_h" = "xyes" ; then
	210	AC_CHECK_LIB(dl, dlopen, , )
	211	LIBS="$LIBS -lpam"
	212	dnl Check PAM strerror arguments
	213	AC_MSG_CHECKING([whether pam_strerror takes only one argument])
	214	AC_TRY_COMPILE(
	215	[
	216	#include <stdlib.h>
	217	#include <security/pam_appl.h>
	218	],
	219	[(void)pam_strerror((pam_handle_t *)NULL, -1);],
	220	[AC_MSG_RESULT(no)],
	221	[
	222	AC_DEFINE(HAVE_OLD_PAM)
	223	AC_MSG_RESULT(yes)
	224	]
	225	)
	226	fi
96ad4350	227
8015023d	228	AC_MSG_CHECKING([whether to build GNOME ssh-askpass])
	229	dnl Check whether user wants GNOME ssh-askpass
	230	AC_ARG_WITH(gnome-askpass,
	231	[ --with-gnome-askpass Build the GNOME passphrase requester (default=no)],
76cd7316	232	[
76cd7316	233	if test x$withval = xno ; then
8015023d	234	GNOME_ASKPASS="";
76cd7316	235	else
8015023d	236	GNOME_ASKPASS="gnome-ssh-askpass";
76cd7316	237	fi
8015023d	238	])
8015023d	239	AC_SUBST(GNOME_ASKPASS)
76cd7316	240
8015023d	241	if test -z "$GNOME_ASKPASS" ; then
	242	AC_MSG_RESULT(no)
	243	else
	244	AC_MSG_RESULT(yes)
76cd7316	245	fi
6a0aeebc	246
4cca272e	247	dnl Check for user-specified random device
4cca272e	248	AC_ARG_WITH(random,
76cd7316	249	[ --with-random=FILE read randomness from FILE (default=/dev/urandom)],
4cca272e	250	[
4cca272e	251	RANDOM_POOL="$withval";
92da7197	252	AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
4cca272e	253	],
	254	[
	255	dnl Check for random device
	256	AC_CHECK_FILE("/dev/urandom",
	257	[
	258	RANDOM_POOL="/dev/urandom";
6614282f	259	AC_SUBST(RANDOM_POOL)
6614282f	260	AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
4cca272e	261	]
	262	)
	263	]
	264	)
	265
	266	dnl Check for EGD pool file
	267	AC_ARG_WITH(egd-pool,
76cd7316	268	[ --with-egd-pool=FILE read randomness from EGD pool FILE (default none)],
4cca272e	269	[
	270	RANDOM_POOL="$withval";
	271	AC_DEFINE(HAVE_EGD)
6614282f	272	AC_SUBST(RANDOM_POOL)
6614282f	273	AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
4cca272e	274	]
	275	)
	276
76cd7316	277	dnl Make sure we have random number support
4cca272e	278	if test -z "$RANDOM_POOL" -a -z "$EGD_POOL"; then
	279	AC_MSG_ERROR([No random device found, and no EGD random pool specified])
	280	fi
	281
f601d847	282	AC_MSG_CHECKING([whether utmp.h has ut_host field])
	283	AC_EGREP_HEADER(ut_host, utmp.h,
	284	[AC_DEFINE(HAVE_HOST_IN_UTMP) AC_MSG_RESULT(yes); ],
	285	[AC_MSG_RESULT(no)]
	286	)
8946db53	287	AC_MSG_CHECKING([whether utmpx.h has ut_host field])
	288	AC_EGREP_HEADER(ut_host, utmpx.h,
	289	[AC_DEFINE(HAVE_HOST_IN_UTMPX) AC_MSG_RESULT(yes); ],
	290	[AC_MSG_RESULT(no)]
	291	)
f498ed15	292	AC_MSG_CHECKING([whether utmpx.h has syslen field])
	293	AC_EGREP_HEADER(syslen, utmpx.h,
	294	[AC_DEFINE(HAVE_SYSLEN_IN_UTMPX) AC_MSG_RESULT(yes); ],
	295	[AC_MSG_RESULT(no)]
	296	)
70e0115b	297	AC_MSG_CHECKING([whether utmp.h has ut_pid field])
	298	AC_EGREP_HEADER(ut_pid, utmp.h,
	299	[AC_DEFINE(HAVE_PID_IN_UTMP) AC_MSG_RESULT(yes); ],
	300	[AC_MSG_RESULT(no)]
	301	)
	302	AC_MSG_CHECKING([whether utmp.h has ut_type field])
	303	AC_EGREP_HEADER(ut_type, utmp.h,
	304	[AC_DEFINE(HAVE_TYPE_IN_UTMP) AC_MSG_RESULT(yes); ],
	305	[AC_MSG_RESULT(no)]
	306	)
	307	AC_MSG_CHECKING([whether utmp.h has ut_tv field])
	308	AC_EGREP_HEADER(ut_tv, utmp.h,
	309	[AC_DEFINE(HAVE_TV_IN_UTMP) AC_MSG_RESULT(yes); ],
	310	[AC_MSG_RESULT(no)]
	311	)
c73a0cb5	312	AC_MSG_CHECKING([whether utmp.h has ut_id field])
	313	AC_EGREP_HEADER(ut_id, utmp.h,
	314	[AC_DEFINE(HAVE_ID_IN_UTMP) AC_MSG_RESULT(yes); ],
	315	[AC_MSG_RESULT(no)]
	316	)
4811cc0b	317	AC_MSG_CHECKING([whether utmp.h has ut_addr field])
	318	AC_EGREP_HEADER(ut_addr, utmp.h,
	319	[AC_DEFINE(HAVE_ADDR_IN_UTMP) AC_MSG_RESULT(yes); ],
	320	[AC_MSG_RESULT(no)]
	321	)
	322	AC_MSG_CHECKING([whether utmpx.h has ut_addr field])
	323	AC_EGREP_HEADER(ut_addr, utmpx.h,
	324	[AC_DEFINE(HAVE_ADDR_IN_UTMP) AC_MSG_RESULT(yes); ],
	325	[AC_MSG_RESULT(no)]
	326	)
8946db53	327
f601d847	328	dnl Look for lastlog location
a7effaac	329	AC_ARG_WITH(lastlog,
cb807f40	330	[ --with-lastlog=FILE Location of lastlog file],
a7effaac	331	[
	332	if test "x$withval" = "xno" ; then
	333	AC_DEFINE(DISABLE_LASTLOG)
	334	else
	335	AC_DEFINE_UNQUOTED(LASTLOG_LOCATION, "$withval")
	336	fi
	337	],
	338	[
	339	AC_MSG_CHECKING([location of lastlog file])
	340	for lastlog in /var/log/lastlog /var/adm/lastlog /etc/security/lastlog ; do
	341	if test -f $lastlog ; then
	342	gotlastlog="file"
	343	break
	344	fi
	345	if test -d $lastlog ; then
	346	gotlastlog="dir"
	347	break
	348	fi
	349	done
	350	if test -z "$gotlastlog" ; then
d94aa2ae	351	AC_MSG_RESULT(not found)
a7effaac	352	nolastlog=1
	353	else
	354	if test "x$gotlastlog" = "xdir" ; then
d94aa2ae	355	AC_MSG_RESULT(${lastlog}/)
a7effaac	356	AC_DEFINE(LASTLOG_IS_DIR)
d94aa2ae	357	else
	358	AC_MSG_RESULT($lastlog)
	359	AC_DEFINE_UNQUOTED(LASTLOG_LOCATION, "$lastlog")
a7effaac	360	fi
a7effaac	361	fi
	362	]
	363	)
	364
	365	if test ! -z "$nolastlog" ; then
	366	AC_MSG_WARN([* Disabling lastlog support * ])
	367	AC_DEFINE(DISABLE_LASTLOG)
	368	fi
f601d847	369
0bc5b6fb	370	dnl Compile with dante SOCKS library
	371	AC_ARG_WITH(dante,
	372	[ --with-dante=DIR Use Dante SOCKS lib (default is system library path)],
	373	[
	374	AC_DEFINE(HAVE_DANTE)
	375	if test "x$withval" != "xno" ; then
	376	if test -n $withval ; then
	377	LIBS="$LIBS -L$withval"
	378	fi
	379	LIBS="$LIBS -lsocks"
	380	fi
	381	]
	382	)
	383
a408af76	384	AC_CHECK_FILE("/dev/ptmx", AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX))
	385	AC_CHECK_FILE("/dev/ptc", AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC))
	386
f601d847	387	AC_MSG_CHECKING([whether libc defines __progname])
f601d847	388	AC_TRY_LINK([],
beb43d31	389	[extern char *__progname; printf("%s", __progname);],
f601d847	390	[
	391	AC_DEFINE(HAVE___PROGNAME)
	392	AC_MSG_RESULT(yes)
	393	],
	394	[
	395	AC_MSG_RESULT(no)
	396	]
	397	)
	398
91b8065d	399	dnl Check whether user wants Kerberos support
	400	AC_ARG_WITH(kerberos4,
	401	[ --with-kerberos4 Enable Kerberos 4 support],
	402	[
0bc5b6fb	403	if test "x$withval" != "$xno" ; then
	404	AC_DEFINE(KRB4)
	405	LIBS="$LIBS -lkrb"
	406	CFLAGS="$CFLAGS -I/usr/include/kerberosIV"
	407	fi
91b8065d	408	]
	409	)
	410
	411	dnl Check whether user wants AFS support
2b942fe0	412	AC_ARG_WITH(afs,
91b8065d	413	[ --with-afs Enable AFS support],
91b8065d	414	[
0bc5b6fb	415	if test "x$withval" != "$xno" ; then
	416	AC_DEFINE(AFS)
	417	LIBS="$LIBS -lkafs"
	418	fi
91b8065d	419	]
	420	)
	421
	422	dnl Check whether user wants S/Key support
	423	AC_ARG_WITH(skey,
	424	[ --with-skey Enable S/Key support],
	425	[
0bc5b6fb	426	if test "x$withval" != "$xno" ; then
	427	AC_DEFINE(SKEY)
	428	LIBS="$LIBS -lskey"
	429	fi
91b8065d	430	]
	431	)
	432
	433	dnl Check whether user wants TCP wrappers support
2ddcfdf3	434	AC_ARG_WITH(tcp-wrappers,
91b8065d	435	[ --with-tcp-wrappers Enable tcpwrappers support],
91b8065d	436	[
0bc5b6fb	437	if test "x$withval" != "$xno" ; then
	438	AC_DEFINE(LIBWRAP)
	439	LIBWRAP="-lwrap"
	440	fi
91b8065d	441	]
91b8065d	442	)
87e91331	443	AC_SUBST(LIBWRAP)
91b8065d	444
caf3bc51	445	dnl Check whether to enable MD5 passwords
2ddcfdf3	446	AC_ARG_WITH(md5-passwords,
caf3bc51	447	[ --with-md5-passwords Enable use of MD5 passwords],
0bc5b6fb	448	[
	449	if test "x$withval" != "$xno" ; then
	450	AC_DEFINE(HAVE_MD5_PASSWORDS)
	451	fi
	452	]
caf3bc51	453	)
caf3bc51	454
92f90c57	455	dnl Check whether to enable utmpx support
	456	AC_ARG_WITH(utmpx,
	457	[ --with-utmpx Enable utmpx support],
a7effaac	458	[
	459	if test "x$withval" != "xno" ; then
	460	AC_DEFINE(USE_UTMPX)
	461	fi
	462	]
92f90c57	463	)
92f90c57	464
a7effaac	465	dnl Whether to disable shadow password support
	466	AC_ARG_WITH(shadow,
	467	[ --without-shadow Disable shadow password support],
	468	[
	469	if test "x$withval" = "xno" ; then
	470	AC_DEFINE(DISABLE_SHADOW)
	471	fi
	472	]
	473	)
	474
	475	dnl Use ip address instead of hostname in $DISPLAY
	476	AC_ARG_WITH(ipaddr-display,
	477	[ --with-ipaddr-display Use ip address instead of hostname in \$DISPLAY],
	478	[
	479	if test "x$withval" = "xno" ; then
	480	AC_DEFINE(IPADDR_IN_DISPLAY)
	481	fi
	482	]
	483	)
	484
c43d69a9	485	AC_ARG_WITH(default-path,
cb807f40	486	[ --with-default-path=PATH Specify default \$PATH environment for server],
	487	[
	488	if test "x$withval" != "xno" ; then
c73a0cb5	489	AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
cb807f40	490	fi
	491	]
	492	)
	493
a7effaac	494	dnl Check for mail directory (last resort if we cannot get it from headers)
	495	if test ! -z "$MAIL" ; then
	496	maildir=`dirname $MAIL`
	497	AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
	498	fi
847e8865	499
5881cd60	500	AC_OUTPUT(Makefile)