openssh/configure.ac

   1 # $Id$
   2
   3 AC_INIT
   4 AC_CONFIG_SRCDIR([ssh.c])
   5
   6 AC_CONFIG_HEADER(config.h)
   7 AC_PROG_CC
   8 AC_CANONICAL_HOST
   9 AC_C_BIGENDIAN
  10
  11 # Checks for programs.
  12 AC_PROG_CPP
  13 AC_PROG_RANLIB
  14 AC_PROG_INSTALL
  15 AC_PATH_PROG(AR, ar)
  16 AC_PATH_PROGS(PERL, perl5 perl)
  17 AC_SUBST(PERL)
  18 AC_PATH_PROG(ENT, ent)
  19 AC_SUBST(ENT)
  20 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  21 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  22 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  23 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  24
  25 # System features
  26 AC_SYS_LARGEFILE
  27
  28 if test -z "$AR" ; then
  29         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  30 fi
  31
  32 # Use LOGIN_PROGRAM from environment if possible
  33 if test ! -z "$LOGIN_PROGRAM" ; then
  34         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  35 else
  36         # Search for login
  37         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  38         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  39                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  40         fi
  41 fi
  42
  43 if test -z "$LD" ; then
  44         LD=$CC
  45 fi
  46 AC_SUBST(LD)
  47
  48 AC_C_INLINE
  49 if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
  50         CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wno-uninitialized"
  51 fi
  52
  53 # Check for some target-specific stuff
  54 case "$host" in
  55 *-*-aix*)
  56         AFS_LIBS="-lld"
  57         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  58         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  59         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  60                 blibpath="/usr/lib:/lib:/usr/local/lib"
  61         fi
  62         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  63         AC_DEFINE(BROKEN_GETADDRINFO)
  64         dnl AIX handles lastlog as part of its login message
  65         AC_DEFINE(DISABLE_LASTLOG)
  66         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
  67         ;;
  68 *-*-cygwin*)
  69         LIBS="$LIBS /usr/lib/textmode.o"
  70         AC_DEFINE(HAVE_CYGWIN)
  71         AC_DEFINE(USE_PIPES)
  72         AC_DEFINE(DISABLE_SHADOW)
  73         AC_DEFINE(IPV4_DEFAULT)
  74         AC_DEFINE(IP_TOS_IS_BROKEN)
  75         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  76         ;;
  77 *-*-dgux*)
  78         AC_DEFINE(IP_TOS_IS_BROKEN)
  79         ;;
  80 *-*-darwin*)
  81         AC_DEFINE(BROKEN_GETADDRINFO)
  82         ;;
  83 *-*-hpux10*)
  84         if test -z "$GCC"; then
  85                 CFLAGS="$CFLAGS -Ae"
  86         fi
  87         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
  88         IPADDR_IN_DISPLAY=yes
  89         AC_DEFINE(USE_PIPES)
  90         AC_DEFINE(DISABLE_SHADOW)
  91         AC_DEFINE(DISABLE_UTMP)
  92         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  93         LIBS="$LIBS -lxnet -lsec"
  94         ;;
  95 *-*-hpux11*)
  96         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
  97         IPADDR_IN_DISPLAY=yes
  98         AC_DEFINE(PAM_SUN_CODEBASE)
  99         AC_DEFINE(USE_PIPES)
 100         AC_DEFINE(DISABLE_SHADOW)
 101         AC_DEFINE(DISABLE_UTMP)
 102         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 103         LIBS="$LIBS -lxnet -lsec"
 104         ;;
 105 *-*-irix5*)
 106         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 107         LDFLAGS="$LDFLAGS"
 108         PATH="$PATH:/usr/etc"
 109         AC_DEFINE(BROKEN_INET_NTOA)
 110         ;;
 111 *-*-irix6*)
 112         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 113         LDFLAGS="$LDFLAGS"
 114         PATH="$PATH:/usr/etc"
 115         AC_DEFINE(WITH_IRIX_ARRAY)
 116         AC_DEFINE(WITH_IRIX_PROJECT)
 117         AC_DEFINE(WITH_IRIX_AUDIT)
 118         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 119         AC_DEFINE(BROKEN_INET_NTOA)
 120         ;;
 121 *-*-linux*)
 122         no_dev_ptmx=1
 123         check_for_libcrypt_later=1
 124         AC_DEFINE(DONT_TRY_OTHER_AF)
 125         AC_DEFINE(PAM_TTY_KLUDGE)
 126         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 127         inet6_default_4in6=yes
 128         ;;
 129 mips-sony-bsd|mips-sony-newsos4)
 130         AC_DEFINE(HAVE_NEWS4)
 131         SONY=1
 132         AC_CHECK_LIB(iberty, xatexit, AC_DEFINE(HAVE_XATEXIT),
 133                 AC_MSG_ERROR([*** libiberty missing - please install first or check config.log ***])
 134         )
 135         ;;
 136 *-*-netbsd*)
 137         need_dash_r=1
 138         ;;
 139 *-*-freebsd*)
 140         check_for_libcrypt_later=1
 141         ;;
 142 *-next-*)
 143         conf_lastlog_location="/usr/adm/lastlog"
 144         conf_utmp_location=/etc/utmp
 145         conf_wtmp_location=/usr/adm/wtmp
 146         MAIL=/usr/spool/mail
 147         AC_DEFINE(HAVE_NEXT)
 148         AC_DEFINE(BROKEN_REALPATH)
 149         AC_DEFINE(USE_PIPES)
 150         AC_DEFINE(BROKEN_SAVED_UIDS)
 151         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 152         CFLAGS="$CFLAGS"
 153         ;;
 154 *-*-solaris*)
 155         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 156         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 157         need_dash_r=1
 158         AC_DEFINE(PAM_SUN_CODEBASE)
 159         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 160         AC_DEFINE(LOGIN_NEEDS_TERM)
 161         AC_DEFINE(PAM_TTY_KLUDGE)
 162         # hardwire lastlog location (can't detect it on some versions)
 163         conf_lastlog_location="/var/adm/lastlog"
 164         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 165         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 166         if test "$sol2ver" -ge 8; then
 167                 AC_MSG_RESULT(yes)
 168                 AC_DEFINE(DISABLE_UTMP)
 169                 AC_DEFINE(DISABLE_WTMP)
 170         else
 171                 AC_MSG_RESULT(no)
 172         fi
 173         ;;
 174 *-*-sunos4*)
 175         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 176         AC_CHECK_FUNCS(getpwanam)
 177         AC_DEFINE(PAM_SUN_CODEBASE)
 178         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 179         conf_utmp_location=/etc/utmp
 180         conf_wtmp_location=/var/adm/wtmp
 181         conf_lastlog_location=/var/adm/lastlog
 182         AC_DEFINE(USE_PIPES)
 183         ;;
 184 *-ncr-sysv*)
 185         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 186         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 187         LIBS="$LIBS -lc89"
 188         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 189         AC_DEFINE(USE_PIPES)
 190         ;;
 191 *-sni-sysv*)
 192         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 193         # /usr/ucblib MUST NOT be searched on ReliantUNIX
 194         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 195         IPADDR_IN_DISPLAY=yes
 196         AC_DEFINE(USE_PIPES)
 197         AC_DEFINE(IP_TOS_IS_BROKEN)
 198         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 199         # /usr/ucblib/libucb.a no longer needed on ReliantUNIX
 200         # Attention: always take care to bind libsocket and libnsl before libc,
 201         # otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
 202         ;;
 203 *-*-sysv4.2*)
 204         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 205         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 206 #       enable_suid_ssh=no
 207         AC_DEFINE(USE_PIPES)
 208         ;;
 209 *-*-sysv5*)
 210         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 211         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 212 #       enable_suid_ssh=no
 213         AC_DEFINE(USE_PIPES)
 214         ;;
 215 *-*-sysv*)
 216         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 217         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 218         ;;
 219 *-*-sco3.2v4*)
 220         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 221         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 222         LIBS="$LIBS -los -lprot -lx -ltinfo -lm"
 223         rsh_path="/usr/bin/rcmd"
 224         RANLIB=true
 225         no_dev_ptmx=1
 226         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 227         AC_DEFINE(USE_PIPES)
 228         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 229         AC_DEFINE(DISABLE_SHADOW)
 230         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 231         AC_DEFINE(BROKEN_SAVED_UIDS)
 232         AC_CHECK_FUNCS(getluid setluid)
 233         MANTYPE=man
 234         do_sco3_extra_lib_check=yes
 235         ;;
 236 *-*-sco3.2v5*)
 237         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 238         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 239         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 240         no_dev_ptmx=1
 241         rsh_path="/usr/bin/rcmd"
 242         AC_DEFINE(USE_PIPES)
 243         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 244         AC_DEFINE(DISABLE_SHADOW)
 245         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 246         AC_CHECK_FUNCS(getluid setluid)
 247         MANTYPE=man
 248         ;;
 249 *-*-unicos*)
 250         no_libsocket=1
 251         no_libnsl=1
 252         AC_DEFINE(USE_PIPES)
 253         LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal,-L/usr/local/lib"
 254         LIBS="$LIBS -lgen -lrsc"
 255         ;;
 256 *-dec-osf*)
 257         AC_MSG_CHECKING(for Digital Unix SIA)
 258         no_osfsia=""
 259         AC_ARG_WITH(osfsia,
 260                 [  --with-osfsia           Enable Digital Unix SIA],
 261                 [
 262                         if test "x$withval" = "xno" ; then
 263                                 AC_MSG_RESULT(disabled)
 264                                 no_osfsia=1
 265                         fi
 266                 ],
 267         )
 268         if test -z "$no_osfsia" ; then
 269                 if test -f /etc/sia/matrix.conf; then
 270                         AC_MSG_RESULT(yes)
 271                         AC_DEFINE(HAVE_OSF_SIA)
 272                         AC_DEFINE(DISABLE_LOGIN)
 273                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 274                 else
 275                         AC_MSG_RESULT(no)
 276                 fi
 277         fi
 278         ;;
 279
 280 *-*-nto-qnx)
 281         AC_DEFINE(USE_PIPES)
 282         AC_DEFINE(NO_X11_UNIX_SOCKETS)
 283         AC_DEFINE(MISSING_NFDBITS)
 284         AC_DEFINE(MISSING_HOWMANY)
 285         AC_DEFINE(MISSING_FD_MASK)
 286         ;;
 287 esac
 288
 289 # Allow user to specify flags
 290 AC_ARG_WITH(cflags,
 291         [  --with-cflags           Specify additional flags to pass to compiler],
 292         [
 293                 if test "x$withval" != "xno" ; then
 294                         CFLAGS="$CFLAGS $withval"
 295                 fi
 296         ]
 297 )
 298 AC_ARG_WITH(cppflags,
 299         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 300         [
 301                 if test "x$withval" != "xno"; then
 302                         CPPFLAGS="$CPPFLAGS $withval"
 303                 fi
 304         ]
 305 )
 306 AC_ARG_WITH(ldflags,
 307         [  --with-ldflags          Specify additional flags to pass to linker],
 308         [
 309                 if test "x$withval" != "xno" ; then
 310                         LDFLAGS="$LDFLAGS $withval"
 311                 fi
 312         ]
 313 )
 314 AC_ARG_WITH(libs,
 315         [  --with-libs             Specify additional libraries to link with],
 316         [
 317                 if test "x$withval" != "xno" ; then
 318                         LIBS="$LIBS $withval"
 319                 fi
 320         ]
 321 )
 322
 323 # Checks for header files.
 324 AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h \
 325         getopt.h glob.h lastlog.h limits.h login.h \
 326         login_cap.h maillock.h netdb.h netgroup.h \
 327         netinet/in_systm.h paths.h poll.h pty.h \
 328         security/pam_appl.h shadow.h stddef.h stdint.h \
 329         strings.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h \
 330         sys/poll.h sys/queue.h sys/select.h sys/stat.h \
 331         sys/stropts.h sys/sysmacros.h sys/time.h \
 332         sys/ttcompat.h sys/un.h time.h ttyent.h usersec.h \
 333         util.h utime.h utmp.h utmpx.h)
 334
 335 # Checks for libraries.
 336 AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
 337 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
 338
 339 dnl SCO OS3 needs this for libwrap
 340 if test "x$with_tcp_wrappers" != "xno" ; then
 341     if test "x$do_sco3_extra_lib_check" = "xyes" ; then
 342         AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 343     fi
 344 fi
 345
 346 AC_CHECK_FUNC(getspnam, ,
 347         AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
 348
 349 AC_ARG_WITH(rpath,
 350         [  --without-rpath         Disable auto-added -R linker paths],
 351         [
 352                 if test "x$withval" = "xno" ; then
 353                         need_dash_r=""
 354                 fi
 355                 if test "x$withval" = "xyes" ; then
 356                         need_dash_r=1
 357                 fi
 358         ]
 359 )
 360
 361 dnl zlib is required
 362 AC_ARG_WITH(zlib,
 363         [  --with-zlib=PATH        Use zlib in PATH],
 364         [
 365                 if test "x$withval" = "xno" ; then
 366                         AC_MSG_ERROR([*** zlib is required ***])
 367                 fi
 368                 if test -d "$withval/lib"; then
 369                         if test -n "${need_dash_r}"; then
 370                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 371                         else
 372                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 373                         fi
 374                 else
 375                         if test -n "${need_dash_r}"; then
 376                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 377                         else
 378                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 379                         fi
 380                 fi
 381                 if test -d "$withval/include"; then
 382                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 383                 else
 384                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 385                 fi
 386         ]
 387 )
 388
 389 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 390
 391 dnl UnixWare 2.x
 392 AC_CHECK_FUNC(strcasecmp,
 393         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 394 )
 395 AC_CHECK_FUNC(utimes,
 396         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 397 )
 398
 399 dnl    Checks for libutil functions
 400 AC_CHECK_HEADERS(libutil.h)
 401 AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN)])
 402 AC_CHECK_FUNCS(logout updwtmp logwtmp)
 403
 404 AC_FUNC_STRFTIME
 405
 406 # Check for ALTDIRFUNC glob() extension
 407 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 408 AC_EGREP_CPP(FOUNDIT,
 409         [
 410                 #include <glob.h>
 411                 #ifdef GLOB_ALTDIRFUNC
 412                 FOUNDIT
 413                 #endif
 414         ],
 415         [
 416                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 417                 AC_MSG_RESULT(yes)
 418         ],
 419         [
 420                 AC_MSG_RESULT(no)
 421         ]
 422 )
 423
 424 # Check for g.gl_matchc glob() extension
 425 AC_MSG_CHECKING(for gl_matchc field in glob_t)
 426 AC_EGREP_CPP(FOUNDIT,
 427         [
 428                 #include <glob.h>
 429                 int main(void){glob_t g; g.gl_matchc = 1;}
 430         ],
 431         [
 432                 AC_DEFINE(GLOB_HAS_GL_MATCHC)
 433                 AC_MSG_RESULT(yes)
 434         ],
 435         [
 436                 AC_MSG_RESULT(no)
 437         ]
 438 )
 439
 440 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
 441 AC_TRY_RUN(
 442         [
 443 #include <sys/types.h>
 444 #include <dirent.h>
 445 int main(void){struct dirent d;return(sizeof(d.d_name)<=sizeof(char));}
 446         ],
 447         [AC_MSG_RESULT(yes)],
 448         [
 449                 AC_MSG_RESULT(no)
 450                 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
 451         ]
 452 )
 453
 454 # Check whether the user wants GSI (Globus) support
 455 gsi_path="no"
 456 AC_ARG_WITH(gsi,
 457         [  --with-gsi=PATH         Enable GSI/Globus authentication support],
 458         [
 459                 gsi_path="$withval"
 460         ]
 461 )
 462
 463 AC_ARG_WITH(globus,
 464         [  --with-globus=PATH      Enable GSI/Globus authentication support],
 465         [
 466                 gsi_path="$withval"
 467         ]
 468 )
 469
 470 # Check whether the user has a Globus flavor type
 471 globus_flavor_type="no"
 472 AC_ARG_WITH(globus-flavor,
 473         [  --with-globus-flavor=TYPE         Describe Globus flavor type (ex: gcc32dbg, etc.)],
 474         [
 475                 globus_flavor_type="$withval"
 476         ]
 477 )
 478
 479 if test "x$gsi_path" != "xno" ; then
 480         # Globus GSSAPI configuration
 481         AC_DEFINE(GSSAPI)
 482         AC_DEFINE(GSI)
 483
 484         # Find GLOBUS/GSI installation Directory
 485         AC_MSG_CHECKING(for Globus/GSI installation directory)
 486
 487         globus_install_dir=$gsi_path
 488
 489         if test "x$globus_install_dir" = "xyes" ; then
 490                 if test -n "$GLOBUS_INSTALL_PATH" ; then
 491                         globus_install_dir=$GLOBUS_INSTALL_PATH
 492                 elif test -n "$GSI_INSTALL_PATH" ; then
 493                         globus_install_dir=$GSI_INSTALL_PATH
 494                 elif test -d /usr/local/globus ; then
 495                         globus_install_dir="/usr/local/globus"
 496                 elif test -d /usr/local/gsi ; then
 497                         globus_install_dir="/usr/local/gsi"
 498                 else
 499                         AC_MSG_ERROR(Cannot find Globus/GSI installation directory)
 500                 fi
 501         fi
 502         AC_MSG_RESULT($globus_install_dir)
 503
 504         # Find GLOBUS/GSI development directory
 505         AC_MSG_CHECKING(for Globus/GSI development directory)
 506
 507         if test -d ${globus_install_dir}/lib ; then
 508                 # Looks like a flat directory structure from configure/make
 509                 # and not globus-install or gsi-install
 510                 globus_dev_dir=$globus_install_dir
 511
 512         else
 513                 # Assume a true globus installation with architecture
 514                 # directories and run globus-development-path to find
 515                 # the development directory
 516
 517                 # Set GLOBUS_INSTALL_PATH
 518                 GLOBUS_INSTALL_PATH=$globus_install_dir
 519                 export GLOBUS_INSTALL_PATH
 520
 521                 dev_path_program=${globus_install_dir}/bin/globus-development-path
 522
 523                 if test ! -x ${dev_path_program} ; then
 524                         AC_MSG_ERROR(Cannot find Globus/GSI installation directory: program ${dev_path_program} does not exist or is not executable)
 525                 fi
 526
 527                 globus_dev_dir=`${dev_path_program}`
 528
 529                 if test -z "$globus_dev_dir" -o "X$globus_dev_dir" = "X<not found>" ; then
 530                                 AC_MSG_ERROR(Cannot find Globus/GSI development directory)
 531                 fi
 532
 533                 if test ! -d "$globus_dev_dir" ; then
 534                         AC_MSG_ERROR(Cannot find Globus/GSI development directory: $globus_dev_dir does not exist)
 535                 fi
 536         fi
 537         AC_MSG_RESULT($globus_dev_dir)
 538
 539         # Find GLOBUS/GSI flavor Directory
 540         AC_MSG_CHECKING(for Globus flavor type)
 541
 542         if test "x$globus_flavor_type" = "xno" ; then
 543                 GSI_LIBS="-lglobus_gss_assist -lglobus_gss -lglobus_gaa"
 544                 GSI_LDFLAGS="-L${globus_dev_dir}/lib"
 545                 GSI_CFLAGS="-I${globus_dev_dir}/include"
 546                 AC_MSG_RESULT(none)
 547         else
 548                 GLOBUS_FLAVOR_TYPE_INCL_DIR="${globus_dev_dir}/include/${globus_flavor_type}"
 549
 550                 if test ! -d "$GLOBUS_FLAVOR_TYPE_INCL_DIR" ; then
 551                         AC_MSG_ERROR(Cannot find Globus flavor-specific include directory: ${GLOBUS_FLAVOR_TYPE_INCL_DIR})
 552                 fi
 553
 554                 AC_MSG_RESULT($globus_flavor_type)
 555                 GSI_LIBS="-lglobus_gss_assist_${globus_flavor_type} -lglobus_gssapi_gsi_${globus_flavor_type}"
 556                 GSI_LDFLAGS="-L${globus_dev_dir}/lib"
 557                 GSI_CFLAGS="-I${GLOBUS_FLAVOR_TYPE_INCL_DIR}"
 558         fi
 559
 560         LIBS="$LIBS $GSI_LIBS"
 561         LDFLAGS="$LDFLAGS $GSI_LDFLAGS"
 562         CFLAGS="$CFLAGS $GSI_CFLAGS"
 563 # End Globus/GSI section
 564 fi
 565
 566 # Check whether user wants S/Key support
 567 SKEY_MSG="no"
 568 AC_ARG_WITH(skey,
 569         [  --with-skey[[=PATH]]      Enable S/Key support
 570                             (optionally in PATH)],
 571         [
 572                 if test "x$withval" != "xno" ; then
 573
 574                         if test "x$withval" != "xyes" ; then
 575                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 576                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 577                         fi
 578
 579                         AC_DEFINE(SKEY)
 580                         LIBS="-lskey $LIBS"
 581                         SKEY_MSG="yes"
 582
 583                         AC_MSG_CHECKING([for s/key support])
 584                         AC_TRY_RUN(
 585                                 [
 586 #include <stdio.h>
 587 #include <skey.h>
 588 int main() { char *ff = skey_keyinfo(""); ff=""; return 0; }
 589                                 ],
 590                                 [AC_MSG_RESULT(yes)],
 591                                 [
 592                                         AC_MSG_RESULT(no)
 593                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 594                                 ])
 595                 fi
 596         ]
 597 )
 598
 599 # Check whether user wants TCP wrappers support
 600 TCPW_MSG="no"
 601 AC_ARG_WITH(tcp-wrappers,
 602         [  --with-tcp-wrappers[[=PATH]]      Enable tcpwrappers support
 603                             (optionally in PATH)],
 604         [
 605                 if test "x$withval" != "xno" ; then
 606                         saved_LIBS="$LIBS"
 607                         saved_LDFLAGS="$LDFLAGS"
 608                         saved_CPPFLAGS="$CPPFLAGS"
 609                         if test -n "${withval}" -a "${withval}" != "yes"; then
 610                                 if test -d "${withval}/lib"; then
 611                                         if test -n "${need_dash_r}"; then
 612                                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 613                                         else
 614                                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 615                                         fi
 616                                 else
 617                                         if test -n "${need_dash_r}"; then
 618                                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 619                                         else
 620                                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 621                                         fi
 622                                 fi
 623                                 if test -d "${withval}/include"; then
 624                                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 625                                 else
 626                                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 627                                 fi
 628                         fi
 629                         LIBWRAP="-lwrap"
 630                         LIBS="$LIBWRAP $LIBS"
 631                         AC_MSG_CHECKING(for libwrap)
 632                         AC_TRY_LINK(
 633                                 [
 634 #include <tcpd.h>
 635                                         int deny_severity = 0, allow_severity = 0;
 636                                 ],
 637                                 [hosts_access(0);],
 638                                 [
 639                                         AC_MSG_RESULT(yes)
 640                                         AC_DEFINE(LIBWRAP)
 641                                         AC_SUBST(LIBWRAP)
 642                                         TCPW_MSG="yes"
 643                                 ],
 644                                 [
 645                                         AC_MSG_ERROR([*** libwrap missing])
 646                                 ]
 647                         )
 648                         LIBS="$saved_LIBS"
 649                 fi
 650         ]
 651 )
 652
 653 dnl    Checks for library functions.
 654 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_sa \
 655         clock fchmod fchown freeaddrinfo futimes gai_strerror \
 656         getaddrinfo getcwd getgrouplist getnameinfo getopt \
 657         getrlimit getrusage getttyent glob inet_aton inet_ntoa \
 658         inet_ntop innetgr login_getcapbool md5_crypt memmove \
 659         mkdtemp on_exit openpty readpassphrase realpath \
 660         rresvport_af setdtablesize setegid setenv seteuid \
 661         setlogin setproctitle setresgid setreuid setrlimit \
 662         setsid setvbuf sigaction sigvec snprintf strerror \
 663         strlcat strlcpy strmode strsep sysconf tcgetpgrp utimes \
 664         vhangup vsnprintf waitpid __b64_ntop _getpty)
 665
 666 dnl IRIX and Solaris 2.5.1 have dirname() in libgen
 667 AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
 668         AC_CHECK_LIB(gen, dirname,[
 669                 AC_CACHE_CHECK([for broken dirname],
 670                         ac_cv_have_broken_dirname, [
 671                         save_LIBS="$LIBS"
 672                         LIBS="$LIBS -lgen"
 673                         AC_TRY_RUN(
 674                                 [
 675 #include <libgen.h>
 676 #include <string.h>
 677
 678 int main(int argc, char **argv) {
 679     char *s, buf[32];
 680
 681     strncpy(buf,"/etc", 32);
 682     s = dirname(buf);
 683     if (!s || strncmp(s, "/", 32) != 0) {
 684         exit(1);
 685     } else {
 686         exit(0);
 687     }
 688 }
 689                                 ],
 690                                 [ ac_cv_have_broken_dirname="no" ],
 691                                 [ ac_cv_have_broken_dirname="yes" ]
 692                         )
 693                         LIBS="$save_LIBS"
 694                 ])
 695                 if test "x$ac_cv_have_broken_dirname" = "xno" ; then
 696                         LIBS="$LIBS -lgen"
 697                         AC_DEFINE(HAVE_DIRNAME)
 698                         AC_CHECK_HEADERS(libgen.h)
 699                 fi
 700         ])
 701 ])
 702
 703 dnl    Checks for time functions
 704 AC_CHECK_FUNCS(gettimeofday time)
 705 dnl    Checks for utmp functions
 706 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 707 AC_CHECK_FUNCS(utmpname)
 708 dnl    Checks for utmpx functions
 709 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 710 AC_CHECK_FUNCS(setutxent utmpxname)
 711
 712 AC_CHECK_FUNC(getuserattr,
 713         [AC_DEFINE(HAVE_GETUSERATTR)],
 714         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 715 )
 716
 717 AC_CHECK_FUNC(daemon,
 718         [AC_DEFINE(HAVE_DAEMON)],
 719         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 720 )
 721
 722 AC_CHECK_FUNC(getpagesize,
 723         [AC_DEFINE(HAVE_GETPAGESIZE)],
 724         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 725 )
 726
 727 # Check for broken snprintf
 728 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 729         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 730         AC_TRY_RUN(
 731                 [
 732 #include <stdio.h>
 733 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 734                 ],
 735                 [AC_MSG_RESULT(yes)],
 736                 [
 737                         AC_MSG_RESULT(no)
 738                         AC_DEFINE(BROKEN_SNPRINTF)
 739                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 740                 ]
 741         )
 742 fi
 743
 744 AC_FUNC_GETPGRP
 745
 746 # Check for PAM libs
 747 PAM_MSG="no"
 748 AC_ARG_WITH(pam,
 749         [  --with-pam              Enable PAM support ],
 750         [
 751                 if test "x$withval" != "xno" ; then
 752                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 753                                 AC_MSG_ERROR([PAM headers not found])
 754                         fi
 755
 756                         AC_CHECK_LIB(dl, dlopen, , )
 757                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 758                         AC_CHECK_FUNCS(pam_getenvlist)
 759                         AC_CHECK_FUNCS(pam_putenv)
 760
 761                         disable_shadow=yes
 762                         PAM_MSG="yes"
 763
 764                         AC_DEFINE(USE_PAM)
 765                         if test $ac_cv_lib_dl_dlopen = yes; then
 766                                 LIBPAM="-lpam -ldl"
 767                         else
 768                                 LIBPAM="-lpam"
 769                         fi
 770
 771                         AC_SUBST(LIBPAM)
 772                 fi
 773         ]
 774 )
 775
 776 # Check for older PAM
 777 if test "x$PAM_MSG" = "xyes" ; then
 778         # Check PAM strerror arguments (old PAM)
 779         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 780         AC_TRY_COMPILE(
 781                 [
 782 #include <stdlib.h>
 783 #include <security/pam_appl.h>
 784                 ],
 785                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 786                 [AC_MSG_RESULT(no)],
 787                 [
 788                         AC_DEFINE(HAVE_OLD_PAM)
 789                         AC_MSG_RESULT(yes)
 790                         PAM_MSG="yes (old library)"
 791                 ]
 792         )
 793 fi
 794
 795 # The big search for OpenSSL
 796 AC_ARG_WITH(ssl-dir,
 797         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 798         [
 799                 if test "x$withval" != "xno" ; then
 800                         tryssldir=$withval
 801                 fi
 802         ]
 803 )
 804
 805 saved_LIBS="$LIBS"
 806 saved_LDFLAGS="$LDFLAGS"
 807 saved_CPPFLAGS="$CPPFLAGS"
 808 if test "x$globus_flavor_type" != "xno" ; then
 809 LIBS="$saved_LIBS -lglobus_ssl_utils_${globus_flavor_type} -lssl_${globus_flavor_type} -lcrypto_${globus_flavor_type}"
 810 LDFLAGS="$saved_LDFLAGS"
 811 CPPFLAGS="$saved_CPPFLAGS"
 812 else
 813 if test "x$prefix" != "xNONE" ; then
 814         tryssldir="$tryssldir $prefix"
 815 fi
 816 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 817         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 818                 CPPFLAGS="$saved_CPPFLAGS"
 819                 LDFLAGS="$saved_LDFLAGS"
 820                 LIBS="$saved_LIBS -lcrypto"
 821
 822                 # Skip directories if they don't exist
 823                 if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
 824                         continue;
 825                 fi
 826                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 827                         # Try to use $ssldir/lib if it exists, otherwise
 828                         # $ssldir
 829                         if test -d "$ssldir/lib" ; then
 830                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 831                                 if test ! -z "$need_dash_r" ; then
 832                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
 833                                 fi
 834                         else
 835                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
 836                                 if test ! -z "$need_dash_r" ; then
 837                                         LDFLAGS="-R$ssldir $LDFLAGS"
 838                                 fi
 839                         fi
 840                         # Try to use $ssldir/include if it exists, otherwise
 841                         # $ssldir
 842                         if test -d "$ssldir/include" ; then
 843                                 CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 844                         else
 845                                 CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 846                         fi
 847                 fi
 848
 849                 # Basic test to check for compatible version and correct linking
 850                 # *does not* test for RSA - that comes later.
 851                 AC_TRY_RUN(
 852                         [
 853 #include <string.h>
 854 #include <openssl/rand.h>
 855 int main(void)
 856 {
 857         char a[2048];
 858         memset(a, 0, sizeof(a));
 859         RAND_add(a, sizeof(a), sizeof(a));
 860         return(RAND_status() <= 0);
 861 }
 862                         ],
 863                         [
 864                                 found_crypto=1
 865                                 break;
 866                         ], []
 867                 )
 868
 869                 if test ! -z "$found_crypto" ; then
 870                         break;
 871                 fi
 872         done
 873
 874         if test -z "$found_crypto" ; then
 875                 AC_MSG_ERROR([Could not find working OpenSSL library, please install or check config.log])
 876         fi
 877         if test -z "$ssldir" ; then
 878                 ssldir="(system)"
 879         fi
 880
 881         ac_cv_openssldir=$ssldir
 882 ])
 883
 884 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 885         AC_DEFINE(HAVE_OPENSSL)
 886         dnl Need to recover ssldir - test above runs in subshell
 887         ssldir=$ac_cv_openssldir
 888         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 889                 # Try to use $ssldir/lib if it exists, otherwise
 890                 # $ssldir
 891                 if test -d "$ssldir/lib" ; then
 892                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 893                         if test ! -z "$need_dash_r" ; then
 894                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
 895                         fi
 896                 else
 897                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
 898                         if test ! -z "$need_dash_r" ; then
 899                                 LDFLAGS="-R$ssldir $LDFLAGS"
 900                         fi
 901                 fi
 902                 # Try to use $ssldir/include if it exists, otherwise
 903                 # $ssldir
 904                 if test -d "$ssldir/include" ; then
 905                         CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 906                 else
 907                         CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 908                 fi
 909         fi
 910 fi
 911 if test "x$gsi_path" == "xno" ; then
 912 LIBS="$saved_LIBS -lcrypto"
 913 else
 914 LIBS="$saved_LIBS -lssl -lcrypto"
 915 fi
 916 fi # globus_flavor_type
 917
 918 # Now test RSA support
 919 saved_LIBS="$LIBS"
 920 AC_MSG_CHECKING([for RSA support])
 921 for WANTS_RSAREF in "" 1 ; do
 922         if test -z "$WANTS_RSAREF" ; then
 923                 LIBS="$saved_LIBS"
 924         else
 925                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 926         fi
 927         AC_TRY_RUN([
 928 #include <string.h>
 929 #include <openssl/rand.h>
 930 #include <openssl/rsa.h>
 931 #include <openssl/bn.h>
 932 #include <openssl/sha.h>
 933 int main(void)
 934 {
 935         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 936         unsigned char c[256], p[256];
 937         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 938         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 939         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 940         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 941 }
 942         ],
 943         [
 944                 rsa_works=1
 945                 break;
 946         ], [])
 947 done
 948 LIBS="$saved_LIBS"
 949
 950 if test ! -z "$no_rsa" ; then
 951         AC_MSG_RESULT(disabled)
 952         RSA_MSG="disabled"
 953 else
 954         if test -z "$rsa_works" ; then
 955                 AC_MSG_WARN([*** No RSA support found *** ])
 956                 RSA_MSG="no"
 957         else
 958                 if test -z "$WANTS_RSAREF" ; then
 959                         AC_MSG_RESULT(yes)
 960                         RSA_MSG="yes"
 961                 else
 962                         RSA_MSG="yes (using RSAref)"
 963                         AC_MSG_RESULT(using RSAref)
 964                         LIBS="$LIBS -lcrypto -lRSAglue -lrsaref"
 965                 fi
 966         fi
 967 fi
 968
 969 # Sanity check OpenSSL headers
 970 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
 971 AC_TRY_RUN(
 972         [
 973 #include <string.h>
 974 #include <openssl/opensslv.h>
 975 int main(void) { return(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
 976         ],
 977         [
 978                 AC_MSG_RESULT(yes)
 979         ],
 980         [
 981                 AC_MSG_RESULT(no)
 982                 AC_MSG_ERROR(Your OpenSSL headers do not match your library)
 983         ]
 984 )
 985
 986 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 987 # version in OpenSSL. Skip this for PAM
 988 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 989         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
 990 fi
 991
 992
 993 ### Configure cryptographic random number support
 994
 995 # Check wheter OpenSSL seeds itself
 996 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
 997 AC_TRY_RUN(
 998         [
 999 #include <string.h>
1000 #include <openssl/rand.h>
1001 int main(void) { return(RAND_status() == 1 ? 0 : 1); }
1002         ],
1003         [
1004                 OPENSSL_SEEDS_ITSELF=yes
1005                 AC_MSG_RESULT(yes)
1006         ],
1007         [
1008                 AC_MSG_RESULT(no)
1009                 # Default to use of the rand helper if OpenSSL doesn't
1010                 # seed itself
1011                 USE_RAND_HELPER=yes
1012         ]
1013 )
1014
1015
1016 # Do we want to force the use of the rand helper?
1017 AC_ARG_WITH(rand-helper,
1018         [  --with-rand-helper      Use subprocess to gather strong randomness ],
1019         [
1020                 if test "x$withval" = "xno" ; then
1021                         # Force use of OpenSSL's internal RNG, even if
1022                         # the previous test showed it to be unseeded.
1023                         if test -z "$OPENSSL_SEEDS_ITSELF" ; then
1024                                 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
1025                                 OPENSSL_SEEDS_ITSELF=yes
1026                                 USE_RAND_HELPER=""
1027                         fi
1028                 else
1029                         USE_RAND_HELPER=yes
1030                 fi
1031         ],
1032 )
1033
1034 # Which randomness source do we use?
1035 if test ! -z "$OPENSSL_SEEDS_ITSELF" -a -z "$USE_RAND_HELPER" ; then
1036         # OpenSSL only
1037         AC_DEFINE(OPENSSL_PRNG_ONLY)
1038         RAND_MSG="OpenSSL internal ONLY"
1039         INSTALL_SSH_RAND_HELPER=""
1040 elif test ! -z "$USE_RAND_HELPER" ; then
1041         # install rand helper
1042         RAND_MSG="ssh-rand-helper"
1043         INSTALL_SSH_RAND_HELPER="yes"
1044 fi
1045 AC_SUBST(INSTALL_SSH_RAND_HELPER)
1046
1047 ### Configuration of ssh-rand-helper
1048
1049 # PRNGD TCP socket
1050 AC_ARG_WITH(prngd-port,
1051         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD TCP localhost:PORT],
1052         [
1053                 case "$withval" in
1054                 no)
1055                         withval=""
1056                         ;;
1057                 [[0-9]]*)
1058                         ;;
1059                 *)
1060                         AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
1061                         ;;
1062                 esac
1063                 if test ! -z "$withval" ; then
1064                         PRNGD_PORT="$withval"
1065                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
1066                 fi
1067         ]
1068 )
1069
1070 # PRNGD Unix domain socket
1071 AC_ARG_WITH(prngd-socket,
1072         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1073         [
1074                 case "$withval" in
1075                 yes)
1076                         withval="/var/run/egd-pool"
1077                         ;;
1078                 no)
1079                         withval=""
1080                         ;;
1081                 /*)
1082                         ;;
1083                 *)
1084                         AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
1085                         ;;
1086                 esac
1087
1088                 if test ! -z "$withval" ; then
1089                         if test ! -z "$PRNGD_PORT" ; then
1090                                 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
1091                         fi
1092                         if test ! -r "$withval" ; then
1093                                 AC_MSG_WARN(Entropy socket is not readable)
1094                         fi
1095                         PRNGD_SOCKET="$withval"
1096                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1097                 fi
1098         ],
1099         [
1100                 # Check for existing socket only if we don't have a random device already
1101                 if test "$USE_RAND_HELPER" = yes ; then
1102                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1103                         # Insert other locations here
1104                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
1105                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
1106                                         PRNGD_SOCKET="$sock"
1107                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1108                                         break;
1109                                 fi
1110                         done
1111                         if test ! -z "$PRNGD_SOCKET" ; then
1112                                 AC_MSG_RESULT($PRNGD_SOCKET)
1113                         else
1114                                 AC_MSG_RESULT(not found)
1115                         fi
1116                 fi
1117         ]
1118 )
1119
1120 # Change default command timeout for hashing entropy source
1121 entropy_timeout=200
1122 AC_ARG_WITH(entropy-timeout,
1123         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1124         [
1125                 if test "x$withval" != "xno" ; then
1126                         entropy_timeout=$withval
1127                 fi
1128         ]
1129 )
1130
1131 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1132
1133 # These programs are used by the command hashing source to gather entropy
1134 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1135 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1136 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1137 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1138 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
1139 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1140 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
1141 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1142 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1143 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1144 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1145 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1146 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1147 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1148 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1149 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1150
1151 # Where does ssh-rand-helper get its randomness from?
1152 INSTALL_SSH_PRNG_CMDS=""
1153 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
1154         if test ! -z "$PRNGD_PORT" ; then
1155                 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
1156         elif test ! -z "$PRNGD_SOCKET" ; then
1157                 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
1158         else
1159                 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
1160                 RAND_HELPER_CMDHASH=yes
1161                 INSTALL_SSH_PRNG_CMDS="yes"
1162         fi
1163 fi
1164 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1165
1166
1167 # Cheap hack to ensure NEWS-OS libraries are arranged right.
1168 if test ! -z "$SONY" ; then
1169   LIBS="$LIBS -liberty";
1170 fi
1171
1172 # Checks for data types
1173 AC_CHECK_SIZEOF(char, 1)
1174 AC_CHECK_SIZEOF(short int, 2)
1175 AC_CHECK_SIZEOF(int, 4)
1176 AC_CHECK_SIZEOF(long int, 4)
1177 AC_CHECK_SIZEOF(long long int, 8)
1178
1179 # More checks for data types
1180 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
1181         AC_TRY_COMPILE(
1182                 [ #include <sys/types.h> ],
1183                 [ u_int a; a = 1;],
1184                 [ ac_cv_have_u_int="yes" ],
1185                 [ ac_cv_have_u_int="no" ]
1186         )
1187 ])
1188 if test "x$ac_cv_have_u_int" = "xyes" ; then
1189         AC_DEFINE(HAVE_U_INT)
1190         have_u_int=1
1191 fi
1192
1193 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
1194         AC_TRY_COMPILE(
1195                 [ #include <sys/types.h> ],
1196                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1197                 [ ac_cv_have_intxx_t="yes" ],
1198                 [ ac_cv_have_intxx_t="no" ]
1199         )
1200 ])
1201 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
1202         AC_DEFINE(HAVE_INTXX_T)
1203         have_intxx_t=1
1204 fi
1205
1206 if (test -z "$have_intxx_t" && \
1207            test "x$ac_cv_header_stdint_h" = "xyes")
1208 then
1209     AC_MSG_CHECKING([for intXX_t types in stdint.h])
1210         AC_TRY_COMPILE(
1211                 [ #include <stdint.h> ],
1212                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1213                 [
1214                         AC_DEFINE(HAVE_INTXX_T)
1215                         AC_MSG_RESULT(yes)
1216                 ],
1217                 [ AC_MSG_RESULT(no) ]
1218         )
1219 fi
1220
1221 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
1222         AC_TRY_COMPILE(
1223                 [ #include <sys/types.h> ],
1224                 [ int64_t a; a = 1;],
1225                 [ ac_cv_have_int64_t="yes" ],
1226                 [ ac_cv_have_int64_t="no" ]
1227         )
1228 ])
1229 if test "x$ac_cv_have_int64_t" = "xyes" ; then
1230         AC_DEFINE(HAVE_INT64_T)
1231         have_int64_t=1
1232 fi
1233
1234 if test -z "$have_int64_t" ; then
1235     AC_MSG_CHECKING([for int64_t type in sys/socket.h])
1236         AC_TRY_COMPILE(
1237                 [ #include <sys/socket.h> ],
1238                 [ int64_t a; a = 1],
1239                 [
1240                         AC_DEFINE(HAVE_INT64_T)
1241                         AC_MSG_RESULT(yes)
1242                 ],
1243                 [ AC_MSG_RESULT(no) ]
1244         )
1245 fi
1246
1247 if test -z "$have_int64_t" ; then
1248     AC_MSG_CHECKING([for int64_t type in sys/bitypes.h])
1249         AC_TRY_COMPILE(
1250                 [ #include <sys/bitypes.h> ],
1251                 [ int64_t a; a = 1],
1252                 [
1253                         AC_DEFINE(HAVE_INT64_T)
1254                         AC_MSG_RESULT(yes)
1255                 ],
1256                 [ AC_MSG_RESULT(no) ]
1257         )
1258 fi
1259
1260 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
1261         AC_TRY_COMPILE(
1262                 [ #include <sys/types.h> ],
1263                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1264                 [ ac_cv_have_u_intxx_t="yes" ],
1265                 [ ac_cv_have_u_intxx_t="no" ]
1266         )
1267 ])
1268 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
1269         AC_DEFINE(HAVE_U_INTXX_T)
1270         have_u_intxx_t=1
1271 fi
1272
1273 if test -z "$have_u_intxx_t" ; then
1274     AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
1275         AC_TRY_COMPILE(
1276                 [ #include <sys/socket.h> ],
1277                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1278                 [
1279                         AC_DEFINE(HAVE_U_INTXX_T)
1280                         AC_MSG_RESULT(yes)
1281                 ],
1282                 [ AC_MSG_RESULT(no) ]
1283         )
1284 fi
1285
1286 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
1287         AC_TRY_COMPILE(
1288                 [ #include <sys/types.h> ],
1289                 [ u_int64_t a; a = 1;],
1290                 [ ac_cv_have_u_int64_t="yes" ],
1291                 [ ac_cv_have_u_int64_t="no" ]
1292         )
1293 ])
1294 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
1295         AC_DEFINE(HAVE_U_INT64_T)
1296         have_u_int64_t=1
1297 fi
1298
1299 if test -z "$have_u_int64_t" ; then
1300     AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
1301         AC_TRY_COMPILE(
1302                 [ #include <sys/bitypes.h> ],
1303                 [ u_int64_t a; a = 1],
1304                 [
1305                         AC_DEFINE(HAVE_U_INT64_T)
1306                         AC_MSG_RESULT(yes)
1307                 ],
1308                 [ AC_MSG_RESULT(no) ]
1309         )
1310 fi
1311
1312 if test -z "$have_u_intxx_t" ; then
1313         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
1314                 AC_TRY_COMPILE(
1315                         [
1316 #include <sys/types.h>
1317                         ],
1318                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
1319                         [ ac_cv_have_uintxx_t="yes" ],
1320                         [ ac_cv_have_uintxx_t="no" ]
1321                 )
1322         ])
1323         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
1324                 AC_DEFINE(HAVE_UINTXX_T)
1325         fi
1326 fi
1327
1328 if test -z "$have_uintxx_t" ; then
1329     AC_MSG_CHECKING([for uintXX_t types in stdint.h])
1330         AC_TRY_COMPILE(
1331                 [ #include <stdint.h> ],
1332                 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
1333                 [
1334                         AC_DEFINE(HAVE_UINTXX_T)
1335                         AC_MSG_RESULT(yes)
1336                 ],
1337                 [ AC_MSG_RESULT(no) ]
1338         )
1339 fi
1340
1341 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
1342            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
1343 then
1344         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
1345         AC_TRY_COMPILE(
1346                 [
1347 #include <sys/bitypes.h>
1348                 ],
1349                 [
1350                         int8_t a; int16_t b; int32_t c;
1351                         u_int8_t e; u_int16_t f; u_int32_t g;
1352                         a = b = c = e = f = g = 1;
1353                 ],
1354                 [
1355                         AC_DEFINE(HAVE_U_INTXX_T)
1356                         AC_DEFINE(HAVE_INTXX_T)
1357                         AC_MSG_RESULT(yes)
1358                 ],
1359                 [AC_MSG_RESULT(no)]
1360         )
1361 fi
1362
1363
1364 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
1365         AC_TRY_COMPILE(
1366                 [
1367 #include <sys/types.h>
1368                 ],
1369                 [ u_char foo; foo = 125; ],
1370                 [ ac_cv_have_u_char="yes" ],
1371                 [ ac_cv_have_u_char="no" ]
1372         )
1373 ])
1374 if test "x$ac_cv_have_u_char" = "xyes" ; then
1375         AC_DEFINE(HAVE_U_CHAR)
1376 fi
1377
1378 TYPE_SOCKLEN_T
1379
1380 AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
1381
1382 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
1383         AC_TRY_COMPILE(
1384                 [
1385 #include <sys/types.h>
1386                 ],
1387                 [ size_t foo; foo = 1235; ],
1388                 [ ac_cv_have_size_t="yes" ],
1389                 [ ac_cv_have_size_t="no" ]
1390         )
1391 ])
1392 if test "x$ac_cv_have_size_t" = "xyes" ; then
1393         AC_DEFINE(HAVE_SIZE_T)
1394 fi
1395
1396 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
1397         AC_TRY_COMPILE(
1398                 [
1399 #include <sys/types.h>
1400                 ],
1401                 [ ssize_t foo; foo = 1235; ],
1402                 [ ac_cv_have_ssize_t="yes" ],
1403                 [ ac_cv_have_ssize_t="no" ]
1404         )
1405 ])
1406 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
1407         AC_DEFINE(HAVE_SSIZE_T)
1408 fi
1409
1410 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
1411         AC_TRY_COMPILE(
1412                 [
1413 #include <time.h>
1414                 ],
1415                 [ clock_t foo; foo = 1235; ],
1416                 [ ac_cv_have_clock_t="yes" ],
1417                 [ ac_cv_have_clock_t="no" ]
1418         )
1419 ])
1420 if test "x$ac_cv_have_clock_t" = "xyes" ; then
1421         AC_DEFINE(HAVE_CLOCK_T)
1422 fi
1423
1424 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
1425         AC_TRY_COMPILE(
1426                 [
1427 #include <sys/types.h>
1428 #include <sys/socket.h>
1429                 ],
1430                 [ sa_family_t foo; foo = 1235; ],
1431                 [ ac_cv_have_sa_family_t="yes" ],
1432                 [ AC_TRY_COMPILE(
1433                   [
1434 #include <sys/types.h>
1435 #include <sys/socket.h>
1436 #include <netinet/in.h>
1437                 ],
1438                 [ sa_family_t foo; foo = 1235; ],
1439                 [ ac_cv_have_sa_family_t="yes" ],
1440
1441                 [ ac_cv_have_sa_family_t="no" ]
1442         )]
1443         )
1444 ])
1445 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
1446         AC_DEFINE(HAVE_SA_FAMILY_T)
1447 fi
1448
1449 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
1450         AC_TRY_COMPILE(
1451                 [
1452 #include <sys/types.h>
1453                 ],
1454                 [ pid_t foo; foo = 1235; ],
1455                 [ ac_cv_have_pid_t="yes" ],
1456                 [ ac_cv_have_pid_t="no" ]
1457         )
1458 ])
1459 if test "x$ac_cv_have_pid_t" = "xyes" ; then
1460         AC_DEFINE(HAVE_PID_T)
1461 fi
1462
1463 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1464         AC_TRY_COMPILE(
1465                 [
1466 #include <sys/types.h>
1467                 ],
1468                 [ mode_t foo; foo = 1235; ],
1469                 [ ac_cv_have_mode_t="yes" ],
1470                 [ ac_cv_have_mode_t="no" ]
1471         )
1472 ])
1473 if test "x$ac_cv_have_mode_t" = "xyes" ; then
1474         AC_DEFINE(HAVE_MODE_T)
1475 fi
1476
1477
1478 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1479         AC_TRY_COMPILE(
1480                 [
1481 #include <sys/types.h>
1482 #include <sys/socket.h>
1483                 ],
1484                 [ struct sockaddr_storage s; ],
1485                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1486                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1487         )
1488 ])
1489 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1490         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1491 fi
1492
1493 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1494         AC_TRY_COMPILE(
1495                 [
1496 #include <sys/types.h>
1497 #include <netinet/in.h>
1498                 ],
1499                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1500                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1501                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1502         )
1503 ])
1504 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1505         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1506 fi
1507
1508 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1509         AC_TRY_COMPILE(
1510                 [
1511 #include <sys/types.h>
1512 #include <netinet/in.h>
1513                 ],
1514                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1515                 [ ac_cv_have_struct_in6_addr="yes" ],
1516                 [ ac_cv_have_struct_in6_addr="no" ]
1517         )
1518 ])
1519 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1520         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1521 fi
1522
1523 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1524         AC_TRY_COMPILE(
1525                 [
1526 #include <sys/types.h>
1527 #include <sys/socket.h>
1528 #include <netdb.h>
1529                 ],
1530                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1531                 [ ac_cv_have_struct_addrinfo="yes" ],
1532                 [ ac_cv_have_struct_addrinfo="no" ]
1533         )
1534 ])
1535 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1536         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1537 fi
1538
1539 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1540         AC_TRY_COMPILE(
1541                 [ #include <sys/time.h> ],
1542                 [ struct timeval tv; tv.tv_sec = 1;],
1543                 [ ac_cv_have_struct_timeval="yes" ],
1544                 [ ac_cv_have_struct_timeval="no" ]
1545         )
1546 ])
1547 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1548         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1549         have_struct_timeval=1
1550 fi
1551
1552 # If we don't have int64_t then we can't compile sftp-server.  So don't
1553 # even attempt to do it.
1554 if test "x$ac_cv_have_int64_t" = "xno" -a \
1555         "x$ac_cv_sizeof_long_int" != "x8" -a \
1556         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1557         NO_SFTP='#'
1558 else
1559 dnl test snprintf (broken on SCO w/gcc)
1560         AC_TRY_RUN(
1561                 [
1562 #include <stdio.h>
1563 #include <string.h>
1564 #ifdef HAVE_SNPRINTF
1565 main()
1566 {
1567         char buf[50];
1568         char expected_out[50];
1569         int mazsize = 50 ;
1570 #if (SIZEOF_LONG_INT == 8)
1571         long int num = 0x7fffffffffffffff;
1572 #else
1573         long long num = 0x7fffffffffffffffll;
1574 #endif
1575         strcpy(expected_out, "9223372036854775807");
1576         snprintf(buf, mazsize, "%lld", num);
1577         if(strcmp(buf, expected_out) != 0)
1578                 exit(1);
1579         exit(0);
1580 }
1581 #else
1582 main() { exit(0); }
1583 #endif
1584                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1585         )
1586 fi
1587 AC_SUBST(NO_SFTP)
1588
1589 dnl Checks for structure members
1590 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1591 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1592 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1593 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1594 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1595 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1596 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1597 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1598 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1599 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1600 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1601 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1602 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1603 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1604 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1605 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1606 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1607
1608 AC_CHECK_MEMBERS([struct stat.st_blksize])
1609
1610 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1611                 ac_cv_have_ss_family_in_struct_ss, [
1612         AC_TRY_COMPILE(
1613                 [
1614 #include <sys/types.h>
1615 #include <sys/socket.h>
1616                 ],
1617                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1618                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1619                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1620         )
1621 ])
1622 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1623         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1624 fi
1625
1626 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1627                 ac_cv_have___ss_family_in_struct_ss, [
1628         AC_TRY_COMPILE(
1629                 [
1630 #include <sys/types.h>
1631 #include <sys/socket.h>
1632                 ],
1633                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1634                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1635                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1636         )
1637 ])
1638 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1639         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1640 fi
1641
1642 AC_CACHE_CHECK([for pw_class field in struct passwd],
1643                 ac_cv_have_pw_class_in_struct_passwd, [
1644         AC_TRY_COMPILE(
1645                 [
1646 #include <pwd.h>
1647                 ],
1648                 [ struct passwd p; p.pw_class = 0; ],
1649                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1650                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1651         )
1652 ])
1653 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1654         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1655 fi
1656
1657 AC_CACHE_CHECK([for pw_expire field in struct passwd],
1658                 ac_cv_have_pw_expire_in_struct_passwd, [
1659         AC_TRY_COMPILE(
1660                 [
1661 #include <pwd.h>
1662                 ],
1663                 [ struct passwd p; p.pw_expire = 0; ],
1664                 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1665                 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1666         )
1667 ])
1668 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1669         AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1670 fi
1671
1672 AC_CACHE_CHECK([for pw_change field in struct passwd],
1673                 ac_cv_have_pw_change_in_struct_passwd, [
1674         AC_TRY_COMPILE(
1675                 [
1676 #include <pwd.h>
1677                 ],
1678                 [ struct passwd p; p.pw_change = 0; ],
1679                 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1680                 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
1681         )
1682 ])
1683 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1684         AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1685 fi
1686
1687 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1688         AC_TRY_LINK([],
1689                 [ extern char *__progname; printf("%s", __progname); ],
1690                 [ ac_cv_libc_defines___progname="yes" ],
1691                 [ ac_cv_libc_defines___progname="no" ]
1692         )
1693 ])
1694 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1695         AC_DEFINE(HAVE___PROGNAME)
1696 fi
1697
1698 AC_CACHE_CHECK([whether getopt has optreset support],
1699                 ac_cv_have_getopt_optreset, [
1700         AC_TRY_LINK(
1701                 [
1702 #include <getopt.h>
1703                 ],
1704                 [ extern int optreset; optreset = 0; ],
1705                 [ ac_cv_have_getopt_optreset="yes" ],
1706                 [ ac_cv_have_getopt_optreset="no" ]
1707         )
1708 ])
1709 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1710         AC_DEFINE(HAVE_GETOPT_OPTRESET)
1711 fi
1712
1713 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1714         AC_TRY_LINK([],
1715                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1716                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1717                 [ ac_cv_libc_defines_sys_errlist="no" ]
1718         )
1719 ])
1720 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1721         AC_DEFINE(HAVE_SYS_ERRLIST)
1722 fi
1723
1724
1725 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1726         AC_TRY_LINK([],
1727                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1728                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1729                 [ ac_cv_libc_defines_sys_nerr="no" ]
1730         )
1731 ])
1732 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1733         AC_DEFINE(HAVE_SYS_NERR)
1734 fi
1735
1736
1737 # Check whether user wants Kerberos support
1738 SCARD_MSG="no"
1739 AC_ARG_WITH(smartcard,
1740         [  --with-smartcard        Enable smartcard support],
1741         [
1742                 if test "x$withval" != "xno" ; then
1743                         if test "x$withval" != "xyes" ; then
1744                                 CPPFLAGS="$CPPFLAGS -I${withval}"
1745                                 LDFLAGS="$LDFLAGS -L${withval}"
1746                                 if test ! -z "$need_dash_r" ; then
1747                                         LDFLAGS="$LDFLAGS -R${withval}"
1748                                 fi
1749                                 if test ! -z "$blibpath" ; then
1750                                         blibpath="$blibpath:${withval}"
1751                                 fi
1752                         fi
1753                         AC_CHECK_HEADERS(sectok.h)
1754                         if test "$ac_cv_header_sectok_h" != yes; then
1755                                 AC_MSG_ERROR(Can't find sectok.h)
1756                         fi
1757                         AC_CHECK_LIB(sectok, sectok_open)
1758                         if test "$ac_cv_lib_sectok_sectok_open" != yes; then
1759                                 AC_MSG_ERROR(Can't find libsectok)
1760                         fi
1761                         AC_DEFINE(SMARTCARD)
1762                         SCARD_MSG="yes"
1763                 fi
1764         ]
1765 )
1766
1767 # Check whether user wants Kerberos 5 support
1768 AC_ARG_WITH(kerberos5,
1769         [  --with-kerberos5=PATH   Enable Kerberos 5 support],
1770         [
1771                 if test "x$withval" != "xno" ; then
1772                         if test "x$withval" = "xyes" ; then
1773                                 KRB5ROOT="/usr/local"
1774                         else
1775                                 KRB5ROOT=${withval}
1776                         fi
1777                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
1778                         LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
1779                         AC_DEFINE(KRB5)
1780                         AC_MSG_CHECKING(whether we are using Heimdal)
1781                         AC_TRY_COMPILE([ #include <krb5.h> ],
1782                                        [ char *tmp = heimdal_version; ],
1783                                        [ AC_MSG_RESULT(yes)
1784                                          AC_DEFINE(HEIMDAL)
1785                                          K5LIBS="-lkrb5 -ldes -lcom_err -lasn1 -lroken"
1786                                        ],
1787                                        [ AC_MSG_RESULT(no)
1788                                          K5LIBS="-lkrb5 -lk5crypto -lcom_err"
1789                                        ]
1790                         )
1791                         if test ! -z "$need_dash_r" ; then
1792                                 LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
1793                         fi
1794                         if test ! -z "$blibpath" ; then
1795                                 blibpath="$blibpath:${KRB5ROOT}/lib"
1796                         fi
1797                         AC_CHECK_LIB(resolv, dn_expand, , )
1798
1799                         AC_CHECK_LIB(gssapi,gss_init_sec_context,
1800                                 [ AC_DEFINE(GSSAPI)
1801                                   K5LIBS="-lgssapi $K5LIBS" ],
1802                                 [ AC_CHECK_LIB(gssapi_krb5,gss_init_sec_context,
1803                                         [ AC_DEFINE(GSSAPI)
1804                                           K5LIBS="-lgssapi_krb5 $K5LIBS" ],
1805                                         AC_MSG_WARN([Cannot find any suitable gss-api library - build may fail]),
1806                                         $K5LIBS)
1807                                 ],
1808                                 $K5LIBS)
1809
1810                         AC_CHECK_HEADER(gssapi.h, ,
1811                                 [ unset ac_cv_header_gssapi_h
1812                                   CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
1813                                   AC_CHECK_HEADERS(gssapi.h, ,
1814                                         AC_MSG_WARN([Cannot find any suitable gss-api header - build may fail])
1815                                   )
1816                                 ]
1817                         )
1818
1819                         oldCPP="$CPPFLAGS"
1820                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
1821                         AC_CHECK_HEADER(gssapi_krb5.h, ,
1822                                         [ CPPFLAGS="$oldCPP" ])
1823
1824                         KRB5=yes
1825                 fi
1826         ]
1827 )
1828 # Check whether user wants Kerberos 4 support
1829 KRB4_MSG="no"
1830 AC_ARG_WITH(kerberos4,
1831         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1832         [
1833                 if test "x$withval" != "xno" ; then
1834                         if test "x$withval" != "xyes" ; then
1835                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1836                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1837                                 if test ! -z "$need_dash_r" ; then
1838                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1839                                 fi
1840                                 if test ! -z "$blibpath" ; then
1841                                         blibpath="$blibpath:${withval}/lib"
1842                                 fi
1843                         else
1844                                 if test -d /usr/include/kerberosIV ; then
1845                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1846                                 fi
1847                         fi
1848
1849                         AC_CHECK_HEADERS(krb.h)
1850                         if test "$ac_cv_header_krb_h" != yes; then
1851                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1852                         fi
1853                         AC_CHECK_LIB(krb, main)
1854                         if test "$ac_cv_lib_krb_main" != yes; then
1855                                 AC_CHECK_LIB(krb4, main)
1856                                 if test "$ac_cv_lib_krb4_main" != yes; then
1857                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
1858                                 else
1859                                         KLIBS="-lkrb4"
1860                                 fi
1861                         else
1862                                 KLIBS="-lkrb"
1863                         fi
1864                         AC_CHECK_LIB(des, des_cbc_encrypt)
1865                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
1866                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
1867                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
1868                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
1869                                 else
1870                                         KLIBS="-ldes425"
1871                                 fi
1872                         else
1873                                 KLIBS="-ldes"
1874                         fi
1875                         AC_CHECK_LIB(resolv, dn_expand, , )
1876                         KRB4=yes
1877                         KRB4_MSG="yes"
1878                         AC_DEFINE(KRB4)
1879                 fi
1880         ]
1881 )
1882
1883 # Check whether user wants AFS support
1884 AFS_MSG="no"
1885 AC_ARG_WITH(afs,
1886         [  --with-afs=PATH         Enable AFS support],
1887         [
1888                 if test "x$withval" != "xno" ; then
1889
1890                         if test "x$withval" != "xyes" ; then
1891                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1892                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1893                         fi
1894
1895                         if test -z "$KRB4" ; then
1896                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1897                         fi
1898
1899                         LIBS="-lkafs $LIBS"
1900                         if test ! -z "$AFS_LIBS" ; then
1901                                 LIBS="$LIBS $AFS_LIBS"
1902                         fi
1903                         AC_DEFINE(AFS)
1904                         AFS_MSG="yes"
1905                 fi
1906         ]
1907 )
1908 LIBS="$LIBS $KLIBS $K5LIBS"
1909
1910 # Looking for programs, paths and files
1911 AC_ARG_WITH(rsh,
1912         [  --with-rsh=PATH         Specify path to remote shell program ],
1913         [
1914                 if test "x$withval" != "$no" ; then
1915                         rsh_path=$withval
1916                 fi
1917         ],
1918         [
1919                 AC_PATH_PROG(rsh_path, rsh)
1920         ]
1921 )
1922
1923 AC_ARG_WITH(xauth,
1924         [  --with-xauth=PATH       Specify path to xauth program ],
1925         [
1926                 if test "x$withval" != "xno" ; then
1927                         xauth_path=$withval
1928                 fi
1929         ],
1930         [
1931                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1932                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1933                         xauth_path="/usr/openwin/bin/xauth"
1934                 fi
1935         ]
1936 )
1937
1938 if test -z "$xauth_path" ; then
1939         XAUTH_PATH="undefined"
1940         AC_SUBST(XAUTH_PATH)
1941 else
1942         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1943         XAUTH_PATH=$xauth_path
1944         AC_SUBST(XAUTH_PATH)
1945 fi
1946 if test ! -z "$rsh_path" ; then
1947         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1948 fi
1949
1950 # Check for mail directory (last resort if we cannot get it from headers)
1951 if test ! -z "$MAIL" ; then
1952         maildir=`dirname $MAIL`
1953         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1954 fi
1955
1956 if test -z "$no_dev_ptmx" ; then
1957         AC_CHECK_FILE("/dev/ptmx",
1958                 [
1959                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1960                         have_dev_ptmx=1
1961                 ]
1962         )
1963 fi
1964 AC_CHECK_FILE("/dev/ptc",
1965         [
1966                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1967                 have_dev_ptc=1
1968         ]
1969 )
1970
1971 # Options from here on. Some of these are preset by platform above
1972 AC_ARG_WITH(mantype,
1973         [  --with-mantype=man|cat|doc  Set man page type],
1974         [
1975                 case "$withval" in
1976                 man|cat|doc)
1977                         MANTYPE=$withval
1978                         ;;
1979                 *)
1980                         AC_MSG_ERROR(invalid man type: $withval)
1981                         ;;
1982                 esac
1983         ]
1984 )
1985 if test -z "$MANTYPE"; then
1986         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, /usr/bin:/usr/ucb)
1987         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
1988                 MANTYPE=doc
1989         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
1990                 MANTYPE=man
1991         else
1992                 MANTYPE=cat
1993         fi
1994 fi
1995 AC_SUBST(MANTYPE)
1996 if test "$MANTYPE" = "doc"; then
1997         mansubdir=man;
1998 else
1999         mansubdir=$MANTYPE;
2000 fi
2001 AC_SUBST(mansubdir)
2002
2003 # Check whether to enable MD5 passwords
2004 MD5_MSG="no"
2005 AC_ARG_WITH(md5-passwords,
2006         [  --with-md5-passwords    Enable use of MD5 passwords],
2007         [
2008                 if test "x$withval" != "xno" ; then
2009                         AC_DEFINE(HAVE_MD5_PASSWORDS)
2010                         MD5_MSG="yes"
2011                 fi
2012         ]
2013 )
2014
2015 # Whether to disable shadow password support
2016 AC_ARG_WITH(shadow,
2017         [  --without-shadow        Disable shadow password support],
2018         [
2019                 if test "x$withval" = "xno" ; then
2020                         AC_DEFINE(DISABLE_SHADOW)
2021                         disable_shadow=yes
2022                 fi
2023         ]
2024 )
2025
2026 if test -z "$disable_shadow" ; then
2027         AC_MSG_CHECKING([if the systems has expire shadow information])
2028         AC_TRY_COMPILE(
2029         [
2030 #include <sys/types.h>
2031 #include <shadow.h>
2032         struct spwd sp;
2033         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
2034         [ sp_expire_available=yes ], []
2035         )
2036
2037         if test "x$sp_expire_available" = "xyes" ; then
2038                 AC_MSG_RESULT(yes)
2039                 AC_DEFINE(HAS_SHADOW_EXPIRE)
2040         else
2041                 AC_MSG_RESULT(no)
2042         fi
2043 fi
2044
2045 # Use ip address instead of hostname in $DISPLAY
2046 if test ! -z "$IPADDR_IN_DISPLAY" ; then
2047         DISPLAY_HACK_MSG="yes"
2048         AC_DEFINE(IPADDR_IN_DISPLAY)
2049 else
2050         DISPLAY_HACK_MSG="no"
2051         AC_ARG_WITH(ipaddr-display,
2052                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
2053                 [
2054                         if test "x$withval" != "xno" ; then
2055                                 AC_DEFINE(IPADDR_IN_DISPLAY)
2056                                 DISPLAY_HACK_MSG="yes"
2057                         fi
2058                 ]
2059         )
2060 fi
2061
2062 # Whether to mess with the default path
2063 SERVER_PATH_MSG="(default)"
2064 AC_ARG_WITH(default-path,
2065         [  --with-default-path=PATH Specify default \$PATH environment for server],
2066         [
2067                 if test "x$withval" != "xno" ; then
2068                         user_path="$withval"
2069                         SERVER_PATH_MSG="$withval"
2070                 fi
2071         ],
2072         [
2073         AC_TRY_RUN(
2074                 [
2075 /* find out what STDPATH is */
2076 #include <stdio.h>
2077 #ifdef HAVE_PATHS_H
2078 # include <paths.h>
2079 #endif
2080 #ifndef _PATH_STDPATH
2081 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
2082 #endif
2083 #include <sys/types.h>
2084 #include <sys/stat.h>
2085 #include <fcntl.h>
2086 #define DATA "conftest.stdpath"
2087
2088 main()
2089 {
2090         FILE *fd;
2091         int rc;
2092
2093         fd = fopen(DATA,"w");
2094         if(fd == NULL)
2095                 exit(1);
2096
2097         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
2098                 exit(1);
2099
2100         exit(0);
2101 }
2102                 ], [ user_path=`cat conftest.stdpath` ],
2103                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
2104                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
2105         )
2106 # make sure $bindir is in USER_PATH so scp will work
2107                 t_bindir=`eval echo ${bindir}`
2108                 case $t_bindir in
2109                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
2110                 esac
2111                 case $t_bindir in
2112                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
2113                 esac
2114                 echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
2115                 if test $? -ne 0  ; then
2116                         echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
2117                         if test $? -ne 0  ; then
2118                                 user_path=$user_path:$t_bindir
2119                                 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
2120                         fi
2121                 fi
2122         ]
2123 )
2124 AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
2125 AC_SUBST(user_path)
2126
2127 # Whether to force IPv4 by default (needed on broken glibc Linux)
2128 IPV4_HACK_MSG="no"
2129 AC_ARG_WITH(ipv4-default,
2130         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
2131         [
2132                 if test "x$withval" != "xno" ; then
2133                         AC_DEFINE(IPV4_DEFAULT)
2134                         IPV4_HACK_MSG="yes"
2135                 fi
2136         ]
2137 )
2138
2139 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
2140 IPV4_IN6_HACK_MSG="no"
2141 AC_ARG_WITH(4in6,
2142         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
2143         [
2144                 if test "x$withval" != "xno" ; then
2145                         AC_MSG_RESULT(yes)
2146                         AC_DEFINE(IPV4_IN_IPV6)
2147                         IPV4_IN6_HACK_MSG="yes"
2148                 else
2149                         AC_MSG_RESULT(no)
2150                 fi
2151         ],[
2152                 if test "x$inet6_default_4in6" = "xyes"; then
2153                         AC_MSG_RESULT([yes (default)])
2154                         AC_DEFINE(IPV4_IN_IPV6)
2155                         IPV4_IN6_HACK_MSG="yes"
2156                 else
2157                         AC_MSG_RESULT([no (default)])
2158                 fi
2159         ]
2160 )
2161
2162 # Whether to enable BSD auth support
2163 BSD_AUTH_MSG=no
2164 AC_ARG_WITH(bsd-auth,
2165         [  --with-bsd-auth         Enable BSD auth support],
2166         [
2167                 if test "x$withval" != "xno" ; then
2168                         AC_DEFINE(BSD_AUTH)
2169                         BSD_AUTH_MSG=yes
2170                 fi
2171         ]
2172 )
2173
2174 AC_MSG_CHECKING(whether to install ssh as suid root)
2175 AC_ARG_ENABLE(suid-ssh,
2176 [  --enable-suid-ssh       Install ssh as suid root (default)
2177   --disable-suid-ssh      Install ssh without suid bit],
2178 [ case "$enableval" in
2179   no)
2180        AC_MSG_RESULT(no)
2181        SSHMODE=0711
2182        ;;
2183   *)   AC_MSG_RESULT(yes)
2184        SSHMODE=4711
2185        ;;
2186   esac ],
2187   AC_MSG_RESULT(yes)
2188   SSHMODE=4711
2189 )
2190 AC_SUBST(SSHMODE)
2191
2192
2193 # Where to place sshd.pid
2194 piddir=/var/run
2195 AC_ARG_WITH(pid-dir,
2196         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
2197         [
2198                 if test "x$withval" != "xno" ; then
2199                         piddir=$withval
2200                 fi
2201         ]
2202 )
2203
2204 # make sure the directory exists
2205 if test ! -d $piddir ; then
2206         piddir=`eval echo ${sysconfdir}`
2207         case $piddir in
2208                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
2209         esac
2210 fi
2211
2212 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
2213 AC_SUBST(piddir)
2214
2215 dnl allow user to disable some login recording features
2216 AC_ARG_ENABLE(lastlog,
2217         [  --disable-lastlog       disable use of lastlog even if detected [no]],
2218         [ AC_DEFINE(DISABLE_LASTLOG) ]
2219 )
2220 AC_ARG_ENABLE(utmp,
2221         [  --disable-utmp          disable use of utmp even if detected [no]],
2222         [ AC_DEFINE(DISABLE_UTMP) ]
2223 )
2224 AC_ARG_ENABLE(utmpx,
2225         [  --disable-utmpx         disable use of utmpx even if detected [no]],
2226         [ AC_DEFINE(DISABLE_UTMPX) ]
2227 )
2228 AC_ARG_ENABLE(wtmp,
2229         [  --disable-wtmp          disable use of wtmp even if detected [no]],
2230         [ AC_DEFINE(DISABLE_WTMP) ]
2231 )
2232 AC_ARG_ENABLE(wtmpx,
2233         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
2234         [ AC_DEFINE(DISABLE_WTMPX) ]
2235 )
2236 AC_ARG_ENABLE(libutil,
2237         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
2238         [ AC_DEFINE(DISABLE_LOGIN) ]
2239 )
2240 AC_ARG_ENABLE(pututline,
2241         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
2242         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
2243 )
2244 AC_ARG_ENABLE(pututxline,
2245         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
2246         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
2247 )
2248 AC_ARG_WITH(lastlog,
2249   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
2250         [
2251                 if test "x$withval" = "xno" ; then
2252                         AC_DEFINE(DISABLE_LASTLOG)
2253                 else
2254                         conf_lastlog_location=$withval
2255                 fi
2256         ]
2257 )
2258
2259 dnl lastlog, [uw]tmpx? detection
2260 dnl  NOTE: set the paths in the platform section to avoid the
2261 dnl   need for command-line parameters
2262 dnl lastlog and [uw]tmp are subject to a file search if all else fails
2263
2264 dnl lastlog detection
2265 dnl  NOTE: the code itself will detect if lastlog is a directory
2266 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
2267 AC_TRY_COMPILE([
2268 #include <sys/types.h>
2269 #include <utmp.h>
2270 #ifdef HAVE_LASTLOG_H
2271 #  include <lastlog.h>
2272 #endif
2273 #ifdef HAVE_PATHS_H
2274 #  include <paths.h>
2275 #endif
2276 #ifdef HAVE_LOGIN_H
2277 # include <login.h>
2278 #endif
2279         ],
2280         [ char *lastlog = LASTLOG_FILE; ],
2281         [ AC_MSG_RESULT(yes) ],
2282         [
2283                 AC_MSG_RESULT(no)
2284                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
2285                 AC_TRY_COMPILE([
2286 #include <sys/types.h>
2287 #include <utmp.h>
2288 #ifdef HAVE_LASTLOG_H
2289 #  include <lastlog.h>
2290 #endif
2291 #ifdef HAVE_PATHS_H
2292 #  include <paths.h>
2293 #endif
2294                 ],
2295                 [ char *lastlog = _PATH_LASTLOG; ],
2296                 [ AC_MSG_RESULT(yes) ],
2297                 [
2298                         AC_MSG_RESULT(no)
2299                         system_lastlog_path=no
2300                 ])
2301         ]
2302 )
2303
2304 if test -z "$conf_lastlog_location"; then
2305         if test x"$system_lastlog_path" = x"no" ; then
2306                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
2307                                 if (test -d "$f" || test -f "$f") ; then
2308                                         conf_lastlog_location=$f
2309                                 fi
2310                 done
2311                 if test -z "$conf_lastlog_location"; then
2312                         AC_MSG_WARN([** Cannot find lastlog **])
2313                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
2314                 fi
2315         fi
2316 fi
2317
2318 if test -n "$conf_lastlog_location"; then
2319         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
2320 fi
2321
2322 dnl utmp detection
2323 AC_MSG_CHECKING([if your system defines UTMP_FILE])
2324 AC_TRY_COMPILE([
2325 #include <sys/types.h>
2326 #include <utmp.h>
2327 #ifdef HAVE_PATHS_H
2328 #  include <paths.h>
2329 #endif
2330         ],
2331         [ char *utmp = UTMP_FILE; ],
2332         [ AC_MSG_RESULT(yes) ],
2333         [ AC_MSG_RESULT(no)
2334           system_utmp_path=no ]
2335 )
2336 if test -z "$conf_utmp_location"; then
2337         if test x"$system_utmp_path" = x"no" ; then
2338                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
2339                         if test -f $f ; then
2340                                 conf_utmp_location=$f
2341                         fi
2342                 done
2343                 if test -z "$conf_utmp_location"; then
2344                         AC_DEFINE(DISABLE_UTMP)
2345                 fi
2346         fi
2347 fi
2348 if test -n "$conf_utmp_location"; then
2349         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
2350 fi
2351
2352 dnl wtmp detection
2353 AC_MSG_CHECKING([if your system defines WTMP_FILE])
2354 AC_TRY_COMPILE([
2355 #include <sys/types.h>
2356 #include <utmp.h>
2357 #ifdef HAVE_PATHS_H
2358 #  include <paths.h>
2359 #endif
2360         ],
2361         [ char *wtmp = WTMP_FILE; ],
2362         [ AC_MSG_RESULT(yes) ],
2363         [ AC_MSG_RESULT(no)
2364           system_wtmp_path=no ]
2365 )
2366 if test -z "$conf_wtmp_location"; then
2367         if test x"$system_wtmp_path" = x"no" ; then
2368                 for f in /usr/adm/wtmp /var/log/wtmp; do
2369                         if test -f $f ; then
2370                                 conf_wtmp_location=$f
2371                         fi
2372                 done
2373                 if test -z "$conf_wtmp_location"; then
2374                         AC_DEFINE(DISABLE_WTMP)
2375                 fi
2376         fi
2377 fi
2378 if test -n "$conf_wtmp_location"; then
2379         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
2380 fi
2381
2382
2383 dnl utmpx detection - I don't know any system so perverse as to require
2384 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
2385 dnl  there, though.
2386 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
2387 AC_TRY_COMPILE([
2388 #include <sys/types.h>
2389 #include <utmp.h>
2390 #ifdef HAVE_UTMPX_H
2391 #include <utmpx.h>
2392 #endif
2393 #ifdef HAVE_PATHS_H
2394 #  include <paths.h>
2395 #endif
2396         ],
2397         [ char *utmpx = UTMPX_FILE; ],
2398         [ AC_MSG_RESULT(yes) ],
2399         [ AC_MSG_RESULT(no)
2400           system_utmpx_path=no ]
2401 )
2402 if test -z "$conf_utmpx_location"; then
2403         if test x"$system_utmpx_path" = x"no" ; then
2404                 AC_DEFINE(DISABLE_UTMPX)
2405         fi
2406 else
2407         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
2408 fi
2409
2410 dnl wtmpx detection
2411 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
2412 AC_TRY_COMPILE([
2413 #include <sys/types.h>
2414 #include <utmp.h>
2415 #ifdef HAVE_UTMPX_H
2416 #include <utmpx.h>
2417 #endif
2418 #ifdef HAVE_PATHS_H
2419 #  include <paths.h>
2420 #endif
2421         ],
2422         [ char *wtmpx = WTMPX_FILE; ],
2423         [ AC_MSG_RESULT(yes) ],
2424         [ AC_MSG_RESULT(no)
2425           system_wtmpx_path=no ]
2426 )
2427 if test -z "$conf_wtmpx_location"; then
2428         if test x"$system_wtmpx_path" = x"no" ; then
2429                 AC_DEFINE(DISABLE_WTMPX)
2430         fi
2431 else
2432         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
2433 fi
2434
2435
2436 if test ! -z "$blibpath" ; then
2437         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
2438         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
2439 fi
2440
2441 dnl remove pam and dl because they are in $LIBPAM
2442 if test "$PAM_MSG" = yes ; then
2443         LIBS=`echo $LIBS | sed 's/-lpam //'`
2444 fi
2445 if test "$ac_cv_lib_pam_pam_set_item" = yes ; then
2446         LIBS=`echo $LIBS | sed 's/-ldl //'`
2447 fi
2448
2449 AC_EXEEXT
2450 AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
2451 AC_OUTPUT
2452
2453 # Print summary of options
2454
2455 # Someone please show me a better way :)
2456 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2457 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2458 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2459 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2460 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2461 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2462 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
2463 H=`eval echo ${user_path}` ; H=`eval echo ${H}`
2464
2465 echo ""
2466 echo "OpenSSH has been configured with the following options:"
2467 echo "                 User binaries: $B"
2468 echo "               System binaries: $C"
2469 echo "           Configuration files: $D"
2470 echo "               Askpass program: $E"
2471 echo "                  Manual pages: $F"
2472 echo "                      PID file: $G"
2473 echo "        sshd default user PATH: $H"
2474 echo "                Manpage format: $MANTYPE"
2475 echo "                   PAM support: ${PAM_MSG}"
2476 echo "            KerberosIV support: $KRB4_MSG"
2477 echo "             Smartcard support: $SCARD_MSG"
2478 echo "                   AFS support: $AFS_MSG"
2479 echo "                 S/KEY support: $SKEY_MSG"
2480 echo "          TCP Wrappers support: $TCPW_MSG"
2481 echo "          MD5 password support: $MD5_MSG"
2482 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2483 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
2484 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2485 echo "              BSD Auth support: $BSD_AUTH_MSG"
2486 echo "          Random number source: $RAND_MSG"
2487 if test ! -z "$USE_RAND_HELPER" ; then
2488         echo " ssh-rand-helper collects from: $RAND_HELPER_MSG"
2489 fi
2490
2491 echo ""
2492
2493 echo "              Host: ${host}"
2494 echo "          Compiler: ${CC}"
2495 echo "    Compiler flags: ${CFLAGS}"
2496 echo "Preprocessor flags: ${CPPFLAGS}"
2497 echo "      Linker flags: ${LDFLAGS}"
2498 echo "         Libraries: ${LIBWRAP} ${LIBPAM} ${LIBS}"
2499
2500 echo ""
2501
2502 if test "x$PAM_MSG" = "xyes" ; then
2503         echo "PAM is enabled. You may need to install a PAM control file "
2504         echo "for sshd, otherwise password authentication may fail. "
2505         echo "Example PAM control files can be found in the contrib/ "
2506         echo "subdirectory"
2507         echo ""
2508 fi
2509
2510 if test ! -z "$NO_SFTP"; then
2511         echo "sftp-server will be disabled.  Your compiler does not "
2512         echo "support 64bit integers."
2513         echo ""
2514 fi
2515
2516 if test ! -z "$RAND_HELPER_CMDHASH" ; then
2517         echo "WARNING: you are using the builtin random number collection "
2518         echo "service. Please read WARNING.RNG and request that your OS "
2519         echo "vendor includes kernel-based random number collection in "
2520         echo "future versions of your OS."
2521         echo ""
2522 fi
2523