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
 760                         disable_shadow=yes
 761                         PAM_MSG="yes"
 762
 763                         AC_DEFINE(USE_PAM)
 764                         if test $ac_cv_lib_dl_dlopen = yes; then
 765                                 LIBPAM="-lpam -ldl"
 766                         else
 767                                 LIBPAM="-lpam"
 768                         fi
 769                         AC_SUBST(LIBPAM)
 770                 fi
 771         ]
 772 )
 773
 774 # Check for older PAM
 775 if test "x$PAM_MSG" = "xyes" ; then
 776         # Check PAM strerror arguments (old PAM)
 777         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 778         AC_TRY_COMPILE(
 779                 [
 780 #include <stdlib.h>
 781 #include <security/pam_appl.h>
 782                 ],
 783                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 784                 [AC_MSG_RESULT(no)],
 785                 [
 786                         AC_DEFINE(HAVE_OLD_PAM)
 787                         AC_MSG_RESULT(yes)
 788                         PAM_MSG="yes (old library)"
 789                 ]
 790         )
 791 fi
 792
 793 # The big search for OpenSSL
 794 AC_ARG_WITH(ssl-dir,
 795         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 796         [
 797                 if test "x$withval" != "xno" ; then
 798                         tryssldir=$withval
 799                 fi
 800         ]
 801 )
 802
 803 saved_LIBS="$LIBS"
 804 saved_LDFLAGS="$LDFLAGS"
 805 saved_CPPFLAGS="$CPPFLAGS"
 806 if test "x$globus_flavor_type" != "xno" ; then
 807 LIBS="$saved_LIBS -lglobus_ssl_utils_${globus_flavor_type} -lssl_${globus_flavor_type} -lcrypto_${globus_flavor_type}"
 808 LDFLAGS="$saved_LDFLAGS"
 809 CPPFLAGS="$saved_CPPFLAGS"
 810 else
 811 if test "x$prefix" != "xNONE" ; then
 812         tryssldir="$tryssldir $prefix"
 813 fi
 814 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 815         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 816                 CPPFLAGS="$saved_CPPFLAGS"
 817                 LDFLAGS="$saved_LDFLAGS"
 818                 LIBS="$saved_LIBS -lcrypto"
 819
 820                 # Skip directories if they don't exist
 821                 if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
 822                         continue;
 823                 fi
 824                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 825                         # Try to use $ssldir/lib if it exists, otherwise
 826                         # $ssldir
 827                         if test -d "$ssldir/lib" ; then
 828                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 829                                 if test ! -z "$need_dash_r" ; then
 830                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
 831                                 fi
 832                         else
 833                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
 834                                 if test ! -z "$need_dash_r" ; then
 835                                         LDFLAGS="-R$ssldir $LDFLAGS"
 836                                 fi
 837                         fi
 838                         # Try to use $ssldir/include if it exists, otherwise
 839                         # $ssldir
 840                         if test -d "$ssldir/include" ; then
 841                                 CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 842                         else
 843                                 CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 844                         fi
 845                 fi
 846
 847                 # Basic test to check for compatible version and correct linking
 848                 # *does not* test for RSA - that comes later.
 849                 AC_TRY_RUN(
 850                         [
 851 #include <string.h>
 852 #include <openssl/rand.h>
 853 int main(void)
 854 {
 855         char a[2048];
 856         memset(a, 0, sizeof(a));
 857         RAND_add(a, sizeof(a), sizeof(a));
 858         return(RAND_status() <= 0);
 859 }
 860                         ],
 861                         [
 862                                 found_crypto=1
 863                                 break;
 864                         ], []
 865                 )
 866
 867                 if test ! -z "$found_crypto" ; then
 868                         break;
 869                 fi
 870         done
 871
 872         if test -z "$found_crypto" ; then
 873                 AC_MSG_ERROR([Could not find working OpenSSL library, please install or check config.log])
 874         fi
 875         if test -z "$ssldir" ; then
 876                 ssldir="(system)"
 877         fi
 878
 879         ac_cv_openssldir=$ssldir
 880 ])
 881
 882 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 883         AC_DEFINE(HAVE_OPENSSL)
 884         dnl Need to recover ssldir - test above runs in subshell
 885         ssldir=$ac_cv_openssldir
 886         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 887                 # Try to use $ssldir/lib if it exists, otherwise
 888                 # $ssldir
 889                 if test -d "$ssldir/lib" ; then
 890                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 891                         if test ! -z "$need_dash_r" ; then
 892                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
 893                         fi
 894                 else
 895                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
 896                         if test ! -z "$need_dash_r" ; then
 897                                 LDFLAGS="-R$ssldir $LDFLAGS"
 898                         fi
 899                 fi
 900                 # Try to use $ssldir/include if it exists, otherwise
 901                 # $ssldir
 902                 if test -d "$ssldir/include" ; then
 903                         CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 904                 else
 905                         CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 906                 fi
 907         fi
 908 fi
 909 if test "x$gsi_path" == "xno" ; then
 910 LIBS="$saved_LIBS -lcrypto"
 911 else
 912 LIBS="$saved_LIBS -lssl -lcrypto"
 913 fi
 914 fi # globus_flavor_type
 915
 916 # Now test RSA support
 917 saved_LIBS="$LIBS"
 918 AC_MSG_CHECKING([for RSA support])
 919 for WANTS_RSAREF in "" 1 ; do
 920         if test -z "$WANTS_RSAREF" ; then
 921                 LIBS="$saved_LIBS"
 922         else
 923                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 924         fi
 925         AC_TRY_RUN([
 926 #include <string.h>
 927 #include <openssl/rand.h>
 928 #include <openssl/rsa.h>
 929 #include <openssl/bn.h>
 930 #include <openssl/sha.h>
 931 int main(void)
 932 {
 933         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 934         unsigned char c[256], p[256];
 935         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 936         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 937         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 938         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 939 }
 940         ],
 941         [
 942                 rsa_works=1
 943                 break;
 944         ], [])
 945 done
 946 LIBS="$saved_LIBS"
 947
 948 if test ! -z "$no_rsa" ; then
 949         AC_MSG_RESULT(disabled)
 950         RSA_MSG="disabled"
 951 else
 952         if test -z "$rsa_works" ; then
 953                 AC_MSG_WARN([*** No RSA support found *** ])
 954                 RSA_MSG="no"
 955         else
 956                 if test -z "$WANTS_RSAREF" ; then
 957                         AC_MSG_RESULT(yes)
 958                         RSA_MSG="yes"
 959                 else
 960                         RSA_MSG="yes (using RSAref)"
 961                         AC_MSG_RESULT(using RSAref)
 962                         LIBS="$LIBS -lcrypto -lRSAglue -lrsaref"
 963                 fi
 964         fi
 965 fi
 966
 967 # Sanity check OpenSSL headers
 968 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
 969 AC_TRY_RUN(
 970         [
 971 #include <string.h>
 972 #include <openssl/opensslv.h>
 973 int main(void) { return(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
 974         ],
 975         [
 976                 AC_MSG_RESULT(yes)
 977         ],
 978         [
 979                 AC_MSG_RESULT(no)
 980                 AC_MSG_ERROR(Your OpenSSL headers do not match your library)
 981         ]
 982 )
 983
 984 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 985 # version in OpenSSL. Skip this for PAM
 986 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 987         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
 988 fi
 989
 990
 991 ### Configure cryptographic random number support
 992
 993 # Check wheter OpenSSL seeds itself
 994 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
 995 AC_TRY_RUN(
 996         [
 997 #include <string.h>
 998 #include <openssl/rand.h>
 999 int main(void) { return(RAND_status() == 1 ? 0 : 1); }
1000         ],
1001         [
1002                 OPENSSL_SEEDS_ITSELF=yes
1003                 AC_MSG_RESULT(yes)
1004         ],
1005         [
1006                 AC_MSG_RESULT(no)
1007                 # Default to use of the rand helper if OpenSSL doesn't
1008                 # seed itself
1009                 USE_RAND_HELPER=yes
1010         ]
1011 )
1012
1013
1014 # Do we want to force the use of the rand helper?
1015 AC_ARG_WITH(rand-helper,
1016         [  --with-rand-helper      Use subprocess to gather strong randomness ],
1017         [
1018                 if test "x$withval" = "xno" ; then
1019                         # Force use of OpenSSL's internal RNG, even if
1020                         # the previous test showed it to be unseeded.
1021                         if test -z "$OPENSSL_SEEDS_ITSELF" ; then
1022                                 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
1023                                 OPENSSL_SEEDS_ITSELF=yes
1024                                 USE_RAND_HELPER=""
1025                         fi
1026                 else
1027                         USE_RAND_HELPER=yes
1028                 fi
1029         ],
1030 )
1031
1032 # Which randomness source do we use?
1033 if test ! -z "$OPENSSL_SEEDS_ITSELF" -a -z "$USE_RAND_HELPER" ; then
1034         # OpenSSL only
1035         AC_DEFINE(OPENSSL_PRNG_ONLY)
1036         RAND_MSG="OpenSSL internal ONLY"
1037         INSTALL_SSH_RAND_HELPER=""
1038 elif test ! -z "$USE_RAND_HELPER" ; then
1039         # install rand helper
1040         RAND_MSG="ssh-rand-helper"
1041         INSTALL_SSH_RAND_HELPER="yes"
1042 fi
1043 AC_SUBST(INSTALL_SSH_RAND_HELPER)
1044
1045 ### Configuration of ssh-rand-helper
1046
1047 # PRNGD TCP socket
1048 AC_ARG_WITH(prngd-port,
1049         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD TCP localhost:PORT],
1050         [
1051                 case "$withval" in
1052                 no)
1053                         withval=""
1054                         ;;
1055                 [[0-9]]*)
1056                         ;;
1057                 *)
1058                         AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
1059                         ;;
1060                 esac
1061                 if test ! -z "$withval" ; then
1062                         PRNGD_PORT="$withval"
1063                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
1064                 fi
1065         ]
1066 )
1067
1068 # PRNGD Unix domain socket
1069 AC_ARG_WITH(prngd-socket,
1070         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1071         [
1072                 case "$withval" in
1073                 yes)
1074                         withval="/var/run/egd-pool"
1075                         ;;
1076                 no)
1077                         withval=""
1078                         ;;
1079                 /*)
1080                         ;;
1081                 *)
1082                         AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
1083                         ;;
1084                 esac
1085
1086                 if test ! -z "$withval" ; then
1087                         if test ! -z "$PRNGD_PORT" ; then
1088                                 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
1089                         fi
1090                         if test ! -r "$withval" ; then
1091                                 AC_MSG_WARN(Entropy socket is not readable)
1092                         fi
1093                         PRNGD_SOCKET="$withval"
1094                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1095                 fi
1096         ],
1097         [
1098                 # Check for existing socket only if we don't have a random device already
1099                 if test "$USE_RAND_HELPER" = yes ; then
1100                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1101                         # Insert other locations here
1102                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
1103                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
1104                                         PRNGD_SOCKET="$sock"
1105                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1106                                         break;
1107                                 fi
1108                         done
1109                         if test ! -z "$PRNGD_SOCKET" ; then
1110                                 AC_MSG_RESULT($PRNGD_SOCKET)
1111                         else
1112                                 AC_MSG_RESULT(not found)
1113                         fi
1114                 fi
1115         ]
1116 )
1117
1118 # Change default command timeout for hashing entropy source
1119 entropy_timeout=200
1120 AC_ARG_WITH(entropy-timeout,
1121         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1122         [
1123                 if test "x$withval" != "xno" ; then
1124                         entropy_timeout=$withval
1125                 fi
1126         ]
1127 )
1128
1129 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1130
1131 # These programs are used by the command hashing source to gather entropy
1132 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1133 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1134 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1135 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1136 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
1137 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1138 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
1139 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1140 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1141 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1142 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1143 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1144 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1145 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1146 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1147 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1148
1149 # Where does ssh-rand-helper get its randomness from?
1150 INSTALL_SSH_PRNG_CMDS=""
1151 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
1152         if test ! -z "$PRNGD_PORT" ; then
1153                 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
1154         elif test ! -z "$PRNGD_SOCKET" ; then
1155                 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
1156         else
1157                 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
1158                 RAND_HELPER_CMDHASH=yes
1159                 INSTALL_SSH_PRNG_CMDS="yes"
1160         fi
1161 fi
1162 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1163
1164
1165 # Cheap hack to ensure NEWS-OS libraries are arranged right.
1166 if test ! -z "$SONY" ; then
1167   LIBS="$LIBS -liberty";
1168 fi
1169
1170 # Checks for data types
1171 AC_CHECK_SIZEOF(char, 1)
1172 AC_CHECK_SIZEOF(short int, 2)
1173 AC_CHECK_SIZEOF(int, 4)
1174 AC_CHECK_SIZEOF(long int, 4)
1175 AC_CHECK_SIZEOF(long long int, 8)
1176
1177 # More checks for data types
1178 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
1179         AC_TRY_COMPILE(
1180                 [ #include <sys/types.h> ],
1181                 [ u_int a; a = 1;],
1182                 [ ac_cv_have_u_int="yes" ],
1183                 [ ac_cv_have_u_int="no" ]
1184         )
1185 ])
1186 if test "x$ac_cv_have_u_int" = "xyes" ; then
1187         AC_DEFINE(HAVE_U_INT)
1188         have_u_int=1
1189 fi
1190
1191 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
1192         AC_TRY_COMPILE(
1193                 [ #include <sys/types.h> ],
1194                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1195                 [ ac_cv_have_intxx_t="yes" ],
1196                 [ ac_cv_have_intxx_t="no" ]
1197         )
1198 ])
1199 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
1200         AC_DEFINE(HAVE_INTXX_T)
1201         have_intxx_t=1
1202 fi
1203
1204 if (test -z "$have_intxx_t" && \
1205            test "x$ac_cv_header_stdint_h" = "xyes")
1206 then
1207     AC_MSG_CHECKING([for intXX_t types in stdint.h])
1208         AC_TRY_COMPILE(
1209                 [ #include <stdint.h> ],
1210                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1211                 [
1212                         AC_DEFINE(HAVE_INTXX_T)
1213                         AC_MSG_RESULT(yes)
1214                 ],
1215                 [ AC_MSG_RESULT(no) ]
1216         )
1217 fi
1218
1219 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
1220         AC_TRY_COMPILE(
1221                 [ #include <sys/types.h> ],
1222                 [ int64_t a; a = 1;],
1223                 [ ac_cv_have_int64_t="yes" ],
1224                 [ ac_cv_have_int64_t="no" ]
1225         )
1226 ])
1227 if test "x$ac_cv_have_int64_t" = "xyes" ; then
1228         AC_DEFINE(HAVE_INT64_T)
1229         have_int64_t=1
1230 fi
1231
1232 if test -z "$have_int64_t" ; then
1233     AC_MSG_CHECKING([for int64_t type in sys/socket.h])
1234         AC_TRY_COMPILE(
1235                 [ #include <sys/socket.h> ],
1236                 [ int64_t a; a = 1],
1237                 [
1238                         AC_DEFINE(HAVE_INT64_T)
1239                         AC_MSG_RESULT(yes)
1240                 ],
1241                 [ AC_MSG_RESULT(no) ]
1242         )
1243 fi
1244
1245 if test -z "$have_int64_t" ; then
1246     AC_MSG_CHECKING([for int64_t type in sys/bitypes.h])
1247         AC_TRY_COMPILE(
1248                 [ #include <sys/bitypes.h> ],
1249                 [ int64_t a; a = 1],
1250                 [
1251                         AC_DEFINE(HAVE_INT64_T)
1252                         AC_MSG_RESULT(yes)
1253                 ],
1254                 [ AC_MSG_RESULT(no) ]
1255         )
1256 fi
1257
1258 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
1259         AC_TRY_COMPILE(
1260                 [ #include <sys/types.h> ],
1261                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1262                 [ ac_cv_have_u_intxx_t="yes" ],
1263                 [ ac_cv_have_u_intxx_t="no" ]
1264         )
1265 ])
1266 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
1267         AC_DEFINE(HAVE_U_INTXX_T)
1268         have_u_intxx_t=1
1269 fi
1270
1271 if test -z "$have_u_intxx_t" ; then
1272     AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
1273         AC_TRY_COMPILE(
1274                 [ #include <sys/socket.h> ],
1275                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1276                 [
1277                         AC_DEFINE(HAVE_U_INTXX_T)
1278                         AC_MSG_RESULT(yes)
1279                 ],
1280                 [ AC_MSG_RESULT(no) ]
1281         )
1282 fi
1283
1284 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
1285         AC_TRY_COMPILE(
1286                 [ #include <sys/types.h> ],
1287                 [ u_int64_t a; a = 1;],
1288                 [ ac_cv_have_u_int64_t="yes" ],
1289                 [ ac_cv_have_u_int64_t="no" ]
1290         )
1291 ])
1292 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
1293         AC_DEFINE(HAVE_U_INT64_T)
1294         have_u_int64_t=1
1295 fi
1296
1297 if test -z "$have_u_int64_t" ; then
1298     AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
1299         AC_TRY_COMPILE(
1300                 [ #include <sys/bitypes.h> ],
1301                 [ u_int64_t a; a = 1],
1302                 [
1303                         AC_DEFINE(HAVE_U_INT64_T)
1304                         AC_MSG_RESULT(yes)
1305                 ],
1306                 [ AC_MSG_RESULT(no) ]
1307         )
1308 fi
1309
1310 if test -z "$have_u_intxx_t" ; then
1311         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
1312                 AC_TRY_COMPILE(
1313                         [
1314 #include <sys/types.h>
1315                         ],
1316                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
1317                         [ ac_cv_have_uintxx_t="yes" ],
1318                         [ ac_cv_have_uintxx_t="no" ]
1319                 )
1320         ])
1321         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
1322                 AC_DEFINE(HAVE_UINTXX_T)
1323         fi
1324 fi
1325
1326 if test -z "$have_uintxx_t" ; then
1327     AC_MSG_CHECKING([for uintXX_t types in stdint.h])
1328         AC_TRY_COMPILE(
1329                 [ #include <stdint.h> ],
1330                 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
1331                 [
1332                         AC_DEFINE(HAVE_UINTXX_T)
1333                         AC_MSG_RESULT(yes)
1334                 ],
1335                 [ AC_MSG_RESULT(no) ]
1336         )
1337 fi
1338
1339 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
1340            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
1341 then
1342         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
1343         AC_TRY_COMPILE(
1344                 [
1345 #include <sys/bitypes.h>
1346                 ],
1347                 [
1348                         int8_t a; int16_t b; int32_t c;
1349                         u_int8_t e; u_int16_t f; u_int32_t g;
1350                         a = b = c = e = f = g = 1;
1351                 ],
1352                 [
1353                         AC_DEFINE(HAVE_U_INTXX_T)
1354                         AC_DEFINE(HAVE_INTXX_T)
1355                         AC_MSG_RESULT(yes)
1356                 ],
1357                 [AC_MSG_RESULT(no)]
1358         )
1359 fi
1360
1361
1362 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
1363         AC_TRY_COMPILE(
1364                 [
1365 #include <sys/types.h>
1366                 ],
1367                 [ u_char foo; foo = 125; ],
1368                 [ ac_cv_have_u_char="yes" ],
1369                 [ ac_cv_have_u_char="no" ]
1370         )
1371 ])
1372 if test "x$ac_cv_have_u_char" = "xyes" ; then
1373         AC_DEFINE(HAVE_U_CHAR)
1374 fi
1375
1376 TYPE_SOCKLEN_T
1377
1378 AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
1379
1380 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
1381         AC_TRY_COMPILE(
1382                 [
1383 #include <sys/types.h>
1384                 ],
1385                 [ size_t foo; foo = 1235; ],
1386                 [ ac_cv_have_size_t="yes" ],
1387                 [ ac_cv_have_size_t="no" ]
1388         )
1389 ])
1390 if test "x$ac_cv_have_size_t" = "xyes" ; then
1391         AC_DEFINE(HAVE_SIZE_T)
1392 fi
1393
1394 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
1395         AC_TRY_COMPILE(
1396                 [
1397 #include <sys/types.h>
1398                 ],
1399                 [ ssize_t foo; foo = 1235; ],
1400                 [ ac_cv_have_ssize_t="yes" ],
1401                 [ ac_cv_have_ssize_t="no" ]
1402         )
1403 ])
1404 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
1405         AC_DEFINE(HAVE_SSIZE_T)
1406 fi
1407
1408 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
1409         AC_TRY_COMPILE(
1410                 [
1411 #include <time.h>
1412                 ],
1413                 [ clock_t foo; foo = 1235; ],
1414                 [ ac_cv_have_clock_t="yes" ],
1415                 [ ac_cv_have_clock_t="no" ]
1416         )
1417 ])
1418 if test "x$ac_cv_have_clock_t" = "xyes" ; then
1419         AC_DEFINE(HAVE_CLOCK_T)
1420 fi
1421
1422 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
1423         AC_TRY_COMPILE(
1424                 [
1425 #include <sys/types.h>
1426 #include <sys/socket.h>
1427                 ],
1428                 [ sa_family_t foo; foo = 1235; ],
1429                 [ ac_cv_have_sa_family_t="yes" ],
1430                 [ AC_TRY_COMPILE(
1431                   [
1432 #include <sys/types.h>
1433 #include <sys/socket.h>
1434 #include <netinet/in.h>
1435                 ],
1436                 [ sa_family_t foo; foo = 1235; ],
1437                 [ ac_cv_have_sa_family_t="yes" ],
1438
1439                 [ ac_cv_have_sa_family_t="no" ]
1440         )]
1441         )
1442 ])
1443 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
1444         AC_DEFINE(HAVE_SA_FAMILY_T)
1445 fi
1446
1447 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
1448         AC_TRY_COMPILE(
1449                 [
1450 #include <sys/types.h>
1451                 ],
1452                 [ pid_t foo; foo = 1235; ],
1453                 [ ac_cv_have_pid_t="yes" ],
1454                 [ ac_cv_have_pid_t="no" ]
1455         )
1456 ])
1457 if test "x$ac_cv_have_pid_t" = "xyes" ; then
1458         AC_DEFINE(HAVE_PID_T)
1459 fi
1460
1461 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1462         AC_TRY_COMPILE(
1463                 [
1464 #include <sys/types.h>
1465                 ],
1466                 [ mode_t foo; foo = 1235; ],
1467                 [ ac_cv_have_mode_t="yes" ],
1468                 [ ac_cv_have_mode_t="no" ]
1469         )
1470 ])
1471 if test "x$ac_cv_have_mode_t" = "xyes" ; then
1472         AC_DEFINE(HAVE_MODE_T)
1473 fi
1474
1475
1476 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1477         AC_TRY_COMPILE(
1478                 [
1479 #include <sys/types.h>
1480 #include <sys/socket.h>
1481                 ],
1482                 [ struct sockaddr_storage s; ],
1483                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1484                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1485         )
1486 ])
1487 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1488         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1489 fi
1490
1491 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1492         AC_TRY_COMPILE(
1493                 [
1494 #include <sys/types.h>
1495 #include <netinet/in.h>
1496                 ],
1497                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1498                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1499                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1500         )
1501 ])
1502 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1503         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1504 fi
1505
1506 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1507         AC_TRY_COMPILE(
1508                 [
1509 #include <sys/types.h>
1510 #include <netinet/in.h>
1511                 ],
1512                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1513                 [ ac_cv_have_struct_in6_addr="yes" ],
1514                 [ ac_cv_have_struct_in6_addr="no" ]
1515         )
1516 ])
1517 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1518         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1519 fi
1520
1521 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1522         AC_TRY_COMPILE(
1523                 [
1524 #include <sys/types.h>
1525 #include <sys/socket.h>
1526 #include <netdb.h>
1527                 ],
1528                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1529                 [ ac_cv_have_struct_addrinfo="yes" ],
1530                 [ ac_cv_have_struct_addrinfo="no" ]
1531         )
1532 ])
1533 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1534         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1535 fi
1536
1537 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1538         AC_TRY_COMPILE(
1539                 [ #include <sys/time.h> ],
1540                 [ struct timeval tv; tv.tv_sec = 1;],
1541                 [ ac_cv_have_struct_timeval="yes" ],
1542                 [ ac_cv_have_struct_timeval="no" ]
1543         )
1544 ])
1545 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1546         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1547         have_struct_timeval=1
1548 fi
1549
1550 # If we don't have int64_t then we can't compile sftp-server.  So don't
1551 # even attempt to do it.
1552 if test "x$ac_cv_have_int64_t" = "xno" -a \
1553         "x$ac_cv_sizeof_long_int" != "x8" -a \
1554         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1555         NO_SFTP='#'
1556 else
1557 dnl test snprintf (broken on SCO w/gcc)
1558         AC_TRY_RUN(
1559                 [
1560 #include <stdio.h>
1561 #include <string.h>
1562 #ifdef HAVE_SNPRINTF
1563 main()
1564 {
1565         char buf[50];
1566         char expected_out[50];
1567         int mazsize = 50 ;
1568 #if (SIZEOF_LONG_INT == 8)
1569         long int num = 0x7fffffffffffffff;
1570 #else
1571         long long num = 0x7fffffffffffffffll;
1572 #endif
1573         strcpy(expected_out, "9223372036854775807");
1574         snprintf(buf, mazsize, "%lld", num);
1575         if(strcmp(buf, expected_out) != 0)
1576                 exit(1);
1577         exit(0);
1578 }
1579 #else
1580 main() { exit(0); }
1581 #endif
1582                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1583         )
1584 fi
1585 AC_SUBST(NO_SFTP)
1586
1587 dnl Checks for structure members
1588 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1589 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1590 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1591 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1592 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1593 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1594 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1595 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1596 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1597 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1598 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1599 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1600 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1601 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1602 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1603 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1604 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1605
1606 AC_CHECK_MEMBERS([struct stat.st_blksize])
1607
1608 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1609                 ac_cv_have_ss_family_in_struct_ss, [
1610         AC_TRY_COMPILE(
1611                 [
1612 #include <sys/types.h>
1613 #include <sys/socket.h>
1614                 ],
1615                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1616                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1617                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1618         )
1619 ])
1620 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1621         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1622 fi
1623
1624 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1625                 ac_cv_have___ss_family_in_struct_ss, [
1626         AC_TRY_COMPILE(
1627                 [
1628 #include <sys/types.h>
1629 #include <sys/socket.h>
1630                 ],
1631                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1632                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1633                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1634         )
1635 ])
1636 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1637         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1638 fi
1639
1640 AC_CACHE_CHECK([for pw_class field in struct passwd],
1641                 ac_cv_have_pw_class_in_struct_passwd, [
1642         AC_TRY_COMPILE(
1643                 [
1644 #include <pwd.h>
1645                 ],
1646                 [ struct passwd p; p.pw_class = 0; ],
1647                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1648                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1649         )
1650 ])
1651 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1652         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1653 fi
1654
1655 AC_CACHE_CHECK([for pw_expire field in struct passwd],
1656                 ac_cv_have_pw_expire_in_struct_passwd, [
1657         AC_TRY_COMPILE(
1658                 [
1659 #include <pwd.h>
1660                 ],
1661                 [ struct passwd p; p.pw_expire = 0; ],
1662                 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1663                 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1664         )
1665 ])
1666 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1667         AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1668 fi
1669
1670 AC_CACHE_CHECK([for pw_change field in struct passwd],
1671                 ac_cv_have_pw_change_in_struct_passwd, [
1672         AC_TRY_COMPILE(
1673                 [
1674 #include <pwd.h>
1675                 ],
1676                 [ struct passwd p; p.pw_change = 0; ],
1677                 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1678                 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
1679         )
1680 ])
1681 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1682         AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1683 fi
1684
1685 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1686         AC_TRY_LINK([],
1687                 [ extern char *__progname; printf("%s", __progname); ],
1688                 [ ac_cv_libc_defines___progname="yes" ],
1689                 [ ac_cv_libc_defines___progname="no" ]
1690         )
1691 ])
1692 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1693         AC_DEFINE(HAVE___PROGNAME)
1694 fi
1695
1696 AC_CACHE_CHECK([whether getopt has optreset support],
1697                 ac_cv_have_getopt_optreset, [
1698         AC_TRY_LINK(
1699                 [
1700 #include <getopt.h>
1701                 ],
1702                 [ extern int optreset; optreset = 0; ],
1703                 [ ac_cv_have_getopt_optreset="yes" ],
1704                 [ ac_cv_have_getopt_optreset="no" ]
1705         )
1706 ])
1707 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1708         AC_DEFINE(HAVE_GETOPT_OPTRESET)
1709 fi
1710
1711 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1712         AC_TRY_LINK([],
1713                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1714                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1715                 [ ac_cv_libc_defines_sys_errlist="no" ]
1716         )
1717 ])
1718 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1719         AC_DEFINE(HAVE_SYS_ERRLIST)
1720 fi
1721
1722
1723 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1724         AC_TRY_LINK([],
1725                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1726                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1727                 [ ac_cv_libc_defines_sys_nerr="no" ]
1728         )
1729 ])
1730 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1731         AC_DEFINE(HAVE_SYS_NERR)
1732 fi
1733
1734
1735 # Check whether user wants Kerberos support
1736 SCARD_MSG="no"
1737 AC_ARG_WITH(smartcard,
1738         [  --with-smartcard        Enable smartcard support],
1739         [
1740                 if test "x$withval" != "xno" ; then
1741                         if test "x$withval" != "xyes" ; then
1742                                 CPPFLAGS="$CPPFLAGS -I${withval}"
1743                                 LDFLAGS="$LDFLAGS -L${withval}"
1744                                 if test ! -z "$need_dash_r" ; then
1745                                         LDFLAGS="$LDFLAGS -R${withval}"
1746                                 fi
1747                                 if test ! -z "$blibpath" ; then
1748                                         blibpath="$blibpath:${withval}"
1749                                 fi
1750                         fi
1751                         AC_CHECK_HEADERS(sectok.h)
1752                         if test "$ac_cv_header_sectok_h" != yes; then
1753                                 AC_MSG_ERROR(Can't find sectok.h)
1754                         fi
1755                         AC_CHECK_LIB(sectok, sectok_open)
1756                         if test "$ac_cv_lib_sectok_sectok_open" != yes; then
1757                                 AC_MSG_ERROR(Can't find libsectok)
1758                         fi
1759                         AC_DEFINE(SMARTCARD)
1760                         SCARD_MSG="yes"
1761                 fi
1762         ]
1763 )
1764
1765 # Check whether user wants Kerberos 5 support
1766 AC_ARG_WITH(kerberos5,
1767         [  --with-kerberos5=PATH   Enable Kerberos 5 support],
1768         [
1769                 if test "x$withval" != "xno" ; then
1770                         if test "x$withval" = "xyes" ; then
1771                                 KRB5ROOT="/usr/local"
1772                         else
1773                                 KRB5ROOT=${withval}
1774                         fi
1775                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
1776                         LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
1777                         AC_DEFINE(KRB5)
1778                         AC_MSG_CHECKING(whether we are using Heimdal)
1779                         AC_TRY_COMPILE([ #include <krb5.h> ],
1780                                        [ char *tmp = heimdal_version; ],
1781                                        [ AC_MSG_RESULT(yes)
1782                                          AC_DEFINE(HEIMDAL)
1783                                          K5LIBS="-lkrb5 -ldes -lcom_err -lasn1 -lroken"
1784                                        ],
1785                                        [ AC_MSG_RESULT(no)
1786                                          K5LIBS="-lkrb5 -lk5crypto -lcom_err"
1787                                        ]
1788                         )
1789                         if test ! -z "$need_dash_r" ; then
1790                                 LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
1791                         fi
1792                         if test ! -z "$blibpath" ; then
1793                                 blibpath="$blibpath:${KRB5ROOT}/lib"
1794                         fi
1795                         AC_CHECK_LIB(resolv, dn_expand, , )
1796
1797                         AC_CHECK_LIB(gssapi,gss_init_sec_context,
1798                                 [ AC_DEFINE(GSSAPI)
1799                                   K5LIBS="-lgssapi $K5LIBS" ],
1800                                 [ AC_CHECK_LIB(gssapi_krb5,gss_init_sec_context,
1801                                         [ AC_DEFINE(GSSAPI)
1802                                           K5LIBS="-lgssapi_krb5 $K5LIBS" ],
1803                                         AC_MSG_WARN([Cannot find any suitable gss-api library - build may fail]),
1804                                         $K5LIBS)
1805                                 ],
1806                                 $K5LIBS)
1807
1808                         AC_CHECK_HEADER(gssapi.h, ,
1809                                 [ unset ac_cv_header_gssapi_h
1810                                   CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
1811                                   AC_CHECK_HEADERS(gssapi.h, ,
1812                                         AC_MSG_WARN([Cannot find any suitable gss-api header - build may fail])
1813                                   )
1814                                 ]
1815                         )
1816
1817                         oldCPP="$CPPFLAGS"
1818                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
1819                         AC_CHECK_HEADER(gssapi_krb5.h, ,
1820                                         [ CPPFLAGS="$oldCPP" ])
1821
1822                         KRB5=yes
1823                 fi
1824         ]
1825 )
1826 # Check whether user wants Kerberos 4 support
1827 KRB4_MSG="no"
1828 AC_ARG_WITH(kerberos4,
1829         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1830         [
1831                 if test "x$withval" != "xno" ; then
1832                         if test "x$withval" != "xyes" ; then
1833                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1834                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1835                                 if test ! -z "$need_dash_r" ; then
1836                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1837                                 fi
1838                                 if test ! -z "$blibpath" ; then
1839                                         blibpath="$blibpath:${withval}/lib"
1840                                 fi
1841                         else
1842                                 if test -d /usr/include/kerberosIV ; then
1843                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1844                                 fi
1845                         fi
1846
1847                         AC_CHECK_HEADERS(krb.h)
1848                         if test "$ac_cv_header_krb_h" != yes; then
1849                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1850                         fi
1851                         AC_CHECK_LIB(krb, main)
1852                         if test "$ac_cv_lib_krb_main" != yes; then
1853                                 AC_CHECK_LIB(krb4, main)
1854                                 if test "$ac_cv_lib_krb4_main" != yes; then
1855                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
1856                                 else
1857                                         KLIBS="-lkrb4"
1858                                 fi
1859                         else
1860                                 KLIBS="-lkrb"
1861                         fi
1862                         AC_CHECK_LIB(des, des_cbc_encrypt)
1863                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
1864                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
1865                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
1866                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
1867                                 else
1868                                         KLIBS="-ldes425"
1869                                 fi
1870                         else
1871                                 KLIBS="-ldes"
1872                         fi
1873                         AC_CHECK_LIB(resolv, dn_expand, , )
1874                         KRB4=yes
1875                         KRB4_MSG="yes"
1876                         AC_DEFINE(KRB4)
1877                 fi
1878         ]
1879 )
1880
1881 # Check whether user wants AFS support
1882 AFS_MSG="no"
1883 AC_ARG_WITH(afs,
1884         [  --with-afs=PATH         Enable AFS support],
1885         [
1886                 if test "x$withval" != "xno" ; then
1887
1888                         if test "x$withval" != "xyes" ; then
1889                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1890                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1891                         fi
1892
1893                         if test -z "$KRB4" ; then
1894                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1895                         fi
1896
1897                         LIBS="-lkafs $LIBS"
1898                         if test ! -z "$AFS_LIBS" ; then
1899                                 LIBS="$LIBS $AFS_LIBS"
1900                         fi
1901                         AC_DEFINE(AFS)
1902                         AFS_MSG="yes"
1903                 fi
1904         ]
1905 )
1906 LIBS="$LIBS $KLIBS $K5LIBS"
1907
1908 # Looking for programs, paths and files
1909 AC_ARG_WITH(rsh,
1910         [  --with-rsh=PATH         Specify path to remote shell program ],
1911         [
1912                 if test "x$withval" != "$no" ; then
1913                         rsh_path=$withval
1914                 fi
1915         ],
1916         [
1917                 AC_PATH_PROG(rsh_path, rsh)
1918         ]
1919 )
1920
1921 AC_ARG_WITH(xauth,
1922         [  --with-xauth=PATH       Specify path to xauth program ],
1923         [
1924                 if test "x$withval" != "xno" ; then
1925                         xauth_path=$withval
1926                 fi
1927         ],
1928         [
1929                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1930                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1931                         xauth_path="/usr/openwin/bin/xauth"
1932                 fi
1933         ]
1934 )
1935
1936 if test -z "$xauth_path" ; then
1937         XAUTH_PATH="undefined"
1938         AC_SUBST(XAUTH_PATH)
1939 else
1940         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1941         XAUTH_PATH=$xauth_path
1942         AC_SUBST(XAUTH_PATH)
1943 fi
1944 if test ! -z "$rsh_path" ; then
1945         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1946 fi
1947
1948 # Check for mail directory (last resort if we cannot get it from headers)
1949 if test ! -z "$MAIL" ; then
1950         maildir=`dirname $MAIL`
1951         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1952 fi
1953
1954 if test -z "$no_dev_ptmx" ; then
1955         AC_CHECK_FILE("/dev/ptmx",
1956                 [
1957                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1958                         have_dev_ptmx=1
1959                 ]
1960         )
1961 fi
1962 AC_CHECK_FILE("/dev/ptc",
1963         [
1964                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1965                 have_dev_ptc=1
1966         ]
1967 )
1968
1969 # Options from here on. Some of these are preset by platform above
1970 AC_ARG_WITH(mantype,
1971         [  --with-mantype=man|cat|doc  Set man page type],
1972         [
1973                 case "$withval" in
1974                 man|cat|doc)
1975                         MANTYPE=$withval
1976                         ;;
1977                 *)
1978                         AC_MSG_ERROR(invalid man type: $withval)
1979                         ;;
1980                 esac
1981         ]
1982 )
1983 if test -z "$MANTYPE"; then
1984         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, /usr/bin:/usr/ucb)
1985         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
1986                 MANTYPE=doc
1987         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
1988                 MANTYPE=man
1989         else
1990                 MANTYPE=cat
1991         fi
1992 fi
1993 AC_SUBST(MANTYPE)
1994 if test "$MANTYPE" = "doc"; then
1995         mansubdir=man;
1996 else
1997         mansubdir=$MANTYPE;
1998 fi
1999 AC_SUBST(mansubdir)
2000
2001 # Check whether to enable MD5 passwords
2002 MD5_MSG="no"
2003 AC_ARG_WITH(md5-passwords,
2004         [  --with-md5-passwords    Enable use of MD5 passwords],
2005         [
2006                 if test "x$withval" != "xno" ; then
2007                         AC_DEFINE(HAVE_MD5_PASSWORDS)
2008                         MD5_MSG="yes"
2009                 fi
2010         ]
2011 )
2012
2013 # Whether to disable shadow password support
2014 AC_ARG_WITH(shadow,
2015         [  --without-shadow        Disable shadow password support],
2016         [
2017                 if test "x$withval" = "xno" ; then
2018                         AC_DEFINE(DISABLE_SHADOW)
2019                         disable_shadow=yes
2020                 fi
2021         ]
2022 )
2023
2024 if test -z "$disable_shadow" ; then
2025         AC_MSG_CHECKING([if the systems has expire shadow information])
2026         AC_TRY_COMPILE(
2027         [
2028 #include <sys/types.h>
2029 #include <shadow.h>
2030         struct spwd sp;
2031         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
2032         [ sp_expire_available=yes ], []
2033         )
2034
2035         if test "x$sp_expire_available" = "xyes" ; then
2036                 AC_MSG_RESULT(yes)
2037                 AC_DEFINE(HAS_SHADOW_EXPIRE)
2038         else
2039                 AC_MSG_RESULT(no)
2040         fi
2041 fi
2042
2043 # Use ip address instead of hostname in $DISPLAY
2044 if test ! -z "$IPADDR_IN_DISPLAY" ; then
2045         DISPLAY_HACK_MSG="yes"
2046         AC_DEFINE(IPADDR_IN_DISPLAY)
2047 else
2048         DISPLAY_HACK_MSG="no"
2049         AC_ARG_WITH(ipaddr-display,
2050                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
2051                 [
2052                         if test "x$withval" != "xno" ; then
2053                                 AC_DEFINE(IPADDR_IN_DISPLAY)
2054                                 DISPLAY_HACK_MSG="yes"
2055                         fi
2056                 ]
2057         )
2058 fi
2059
2060 # Whether to mess with the default path
2061 SERVER_PATH_MSG="(default)"
2062 AC_ARG_WITH(default-path,
2063         [  --with-default-path=PATH Specify default \$PATH environment for server],
2064         [
2065                 if test "x$withval" != "xno" ; then
2066                         user_path="$withval"
2067                         SERVER_PATH_MSG="$withval"
2068                 fi
2069         ],
2070         [
2071         AC_TRY_RUN(
2072                 [
2073 /* find out what STDPATH is */
2074 #include <stdio.h>
2075 #ifdef HAVE_PATHS_H
2076 # include <paths.h>
2077 #endif
2078 #ifndef _PATH_STDPATH
2079 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
2080 #endif
2081 #include <sys/types.h>
2082 #include <sys/stat.h>
2083 #include <fcntl.h>
2084 #define DATA "conftest.stdpath"
2085
2086 main()
2087 {
2088         FILE *fd;
2089         int rc;
2090
2091         fd = fopen(DATA,"w");
2092         if(fd == NULL)
2093                 exit(1);
2094
2095         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
2096                 exit(1);
2097
2098         exit(0);
2099 }
2100                 ], [ user_path=`cat conftest.stdpath` ],
2101                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
2102                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
2103         )
2104 # make sure $bindir is in USER_PATH so scp will work
2105                 t_bindir=`eval echo ${bindir}`
2106                 case $t_bindir in
2107                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
2108                 esac
2109                 case $t_bindir in
2110                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
2111                 esac
2112                 echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
2113                 if test $? -ne 0  ; then
2114                         echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
2115                         if test $? -ne 0  ; then
2116                                 user_path=$user_path:$t_bindir
2117                                 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
2118                         fi
2119                 fi
2120         ]
2121 )
2122 AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
2123 AC_SUBST(user_path)
2124
2125 # Whether to force IPv4 by default (needed on broken glibc Linux)
2126 IPV4_HACK_MSG="no"
2127 AC_ARG_WITH(ipv4-default,
2128         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
2129         [
2130                 if test "x$withval" != "xno" ; then
2131                         AC_DEFINE(IPV4_DEFAULT)
2132                         IPV4_HACK_MSG="yes"
2133                 fi
2134         ]
2135 )
2136
2137 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
2138 IPV4_IN6_HACK_MSG="no"
2139 AC_ARG_WITH(4in6,
2140         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
2141         [
2142                 if test "x$withval" != "xno" ; then
2143                         AC_MSG_RESULT(yes)
2144                         AC_DEFINE(IPV4_IN_IPV6)
2145                         IPV4_IN6_HACK_MSG="yes"
2146                 else
2147                         AC_MSG_RESULT(no)
2148                 fi
2149         ],[
2150                 if test "x$inet6_default_4in6" = "xyes"; then
2151                         AC_MSG_RESULT([yes (default)])
2152                         AC_DEFINE(IPV4_IN_IPV6)
2153                         IPV4_IN6_HACK_MSG="yes"
2154                 else
2155                         AC_MSG_RESULT([no (default)])
2156                 fi
2157         ]
2158 )
2159
2160 # Whether to enable BSD auth support
2161 BSD_AUTH_MSG=no
2162 AC_ARG_WITH(bsd-auth,
2163         [  --with-bsd-auth         Enable BSD auth support],
2164         [
2165                 if test "x$withval" != "xno" ; then
2166                         AC_DEFINE(BSD_AUTH)
2167                         BSD_AUTH_MSG=yes
2168                 fi
2169         ]
2170 )
2171
2172 AC_MSG_CHECKING(whether to install ssh as suid root)
2173 AC_ARG_ENABLE(suid-ssh,
2174 [  --enable-suid-ssh       Install ssh as suid root (default)
2175   --disable-suid-ssh      Install ssh without suid bit],
2176 [ case "$enableval" in
2177   no)
2178        AC_MSG_RESULT(no)
2179        SSHMODE=0711
2180        ;;
2181   *)   AC_MSG_RESULT(yes)
2182        SSHMODE=4711
2183        ;;
2184   esac ],
2185   AC_MSG_RESULT(yes)
2186   SSHMODE=4711
2187 )
2188 AC_SUBST(SSHMODE)
2189
2190
2191 # Where to place sshd.pid
2192 piddir=/var/run
2193 AC_ARG_WITH(pid-dir,
2194         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
2195         [
2196                 if test "x$withval" != "xno" ; then
2197                         piddir=$withval
2198                 fi
2199         ]
2200 )
2201
2202 # make sure the directory exists
2203 if test ! -d $piddir ; then
2204         piddir=`eval echo ${sysconfdir}`
2205         case $piddir in
2206                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
2207         esac
2208 fi
2209
2210 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
2211 AC_SUBST(piddir)
2212
2213 dnl allow user to disable some login recording features
2214 AC_ARG_ENABLE(lastlog,
2215         [  --disable-lastlog       disable use of lastlog even if detected [no]],
2216         [ AC_DEFINE(DISABLE_LASTLOG) ]
2217 )
2218 AC_ARG_ENABLE(utmp,
2219         [  --disable-utmp          disable use of utmp even if detected [no]],
2220         [ AC_DEFINE(DISABLE_UTMP) ]
2221 )
2222 AC_ARG_ENABLE(utmpx,
2223         [  --disable-utmpx         disable use of utmpx even if detected [no]],
2224         [ AC_DEFINE(DISABLE_UTMPX) ]
2225 )
2226 AC_ARG_ENABLE(wtmp,
2227         [  --disable-wtmp          disable use of wtmp even if detected [no]],
2228         [ AC_DEFINE(DISABLE_WTMP) ]
2229 )
2230 AC_ARG_ENABLE(wtmpx,
2231         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
2232         [ AC_DEFINE(DISABLE_WTMPX) ]
2233 )
2234 AC_ARG_ENABLE(libutil,
2235         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
2236         [ AC_DEFINE(DISABLE_LOGIN) ]
2237 )
2238 AC_ARG_ENABLE(pututline,
2239         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
2240         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
2241 )
2242 AC_ARG_ENABLE(pututxline,
2243         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
2244         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
2245 )
2246 AC_ARG_WITH(lastlog,
2247   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
2248         [
2249                 if test "x$withval" = "xno" ; then
2250                         AC_DEFINE(DISABLE_LASTLOG)
2251                 else
2252                         conf_lastlog_location=$withval
2253                 fi
2254         ]
2255 )
2256
2257 dnl lastlog, [uw]tmpx? detection
2258 dnl  NOTE: set the paths in the platform section to avoid the
2259 dnl   need for command-line parameters
2260 dnl lastlog and [uw]tmp are subject to a file search if all else fails
2261
2262 dnl lastlog detection
2263 dnl  NOTE: the code itself will detect if lastlog is a directory
2264 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
2265 AC_TRY_COMPILE([
2266 #include <sys/types.h>
2267 #include <utmp.h>
2268 #ifdef HAVE_LASTLOG_H
2269 #  include <lastlog.h>
2270 #endif
2271 #ifdef HAVE_PATHS_H
2272 #  include <paths.h>
2273 #endif
2274 #ifdef HAVE_LOGIN_H
2275 # include <login.h>
2276 #endif
2277         ],
2278         [ char *lastlog = LASTLOG_FILE; ],
2279         [ AC_MSG_RESULT(yes) ],
2280         [
2281                 AC_MSG_RESULT(no)
2282                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
2283                 AC_TRY_COMPILE([
2284 #include <sys/types.h>
2285 #include <utmp.h>
2286 #ifdef HAVE_LASTLOG_H
2287 #  include <lastlog.h>
2288 #endif
2289 #ifdef HAVE_PATHS_H
2290 #  include <paths.h>
2291 #endif
2292                 ],
2293                 [ char *lastlog = _PATH_LASTLOG; ],
2294                 [ AC_MSG_RESULT(yes) ],
2295                 [
2296                         AC_MSG_RESULT(no)
2297                         system_lastlog_path=no
2298                 ])
2299         ]
2300 )
2301
2302 if test -z "$conf_lastlog_location"; then
2303         if test x"$system_lastlog_path" = x"no" ; then
2304                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
2305                                 if (test -d "$f" || test -f "$f") ; then
2306                                         conf_lastlog_location=$f
2307                                 fi
2308                 done
2309                 if test -z "$conf_lastlog_location"; then
2310                         AC_MSG_WARN([** Cannot find lastlog **])
2311                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
2312                 fi
2313         fi
2314 fi
2315
2316 if test -n "$conf_lastlog_location"; then
2317         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
2318 fi
2319
2320 dnl utmp detection
2321 AC_MSG_CHECKING([if your system defines UTMP_FILE])
2322 AC_TRY_COMPILE([
2323 #include <sys/types.h>
2324 #include <utmp.h>
2325 #ifdef HAVE_PATHS_H
2326 #  include <paths.h>
2327 #endif
2328         ],
2329         [ char *utmp = UTMP_FILE; ],
2330         [ AC_MSG_RESULT(yes) ],
2331         [ AC_MSG_RESULT(no)
2332           system_utmp_path=no ]
2333 )
2334 if test -z "$conf_utmp_location"; then
2335         if test x"$system_utmp_path" = x"no" ; then
2336                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
2337                         if test -f $f ; then
2338                                 conf_utmp_location=$f
2339                         fi
2340                 done
2341                 if test -z "$conf_utmp_location"; then
2342                         AC_DEFINE(DISABLE_UTMP)
2343                 fi
2344         fi
2345 fi
2346 if test -n "$conf_utmp_location"; then
2347         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
2348 fi
2349
2350 dnl wtmp detection
2351 AC_MSG_CHECKING([if your system defines WTMP_FILE])
2352 AC_TRY_COMPILE([
2353 #include <sys/types.h>
2354 #include <utmp.h>
2355 #ifdef HAVE_PATHS_H
2356 #  include <paths.h>
2357 #endif
2358         ],
2359         [ char *wtmp = WTMP_FILE; ],
2360         [ AC_MSG_RESULT(yes) ],
2361         [ AC_MSG_RESULT(no)
2362           system_wtmp_path=no ]
2363 )
2364 if test -z "$conf_wtmp_location"; then
2365         if test x"$system_wtmp_path" = x"no" ; then
2366                 for f in /usr/adm/wtmp /var/log/wtmp; do
2367                         if test -f $f ; then
2368                                 conf_wtmp_location=$f
2369                         fi
2370                 done
2371                 if test -z "$conf_wtmp_location"; then
2372                         AC_DEFINE(DISABLE_WTMP)
2373                 fi
2374         fi
2375 fi
2376 if test -n "$conf_wtmp_location"; then
2377         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
2378 fi
2379
2380
2381 dnl utmpx detection - I don't know any system so perverse as to require
2382 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
2383 dnl  there, though.
2384 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
2385 AC_TRY_COMPILE([
2386 #include <sys/types.h>
2387 #include <utmp.h>
2388 #ifdef HAVE_UTMPX_H
2389 #include <utmpx.h>
2390 #endif
2391 #ifdef HAVE_PATHS_H
2392 #  include <paths.h>
2393 #endif
2394         ],
2395         [ char *utmpx = UTMPX_FILE; ],
2396         [ AC_MSG_RESULT(yes) ],
2397         [ AC_MSG_RESULT(no)
2398           system_utmpx_path=no ]
2399 )
2400 if test -z "$conf_utmpx_location"; then
2401         if test x"$system_utmpx_path" = x"no" ; then
2402                 AC_DEFINE(DISABLE_UTMPX)
2403         fi
2404 else
2405         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
2406 fi
2407
2408 dnl wtmpx detection
2409 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
2410 AC_TRY_COMPILE([
2411 #include <sys/types.h>
2412 #include <utmp.h>
2413 #ifdef HAVE_UTMPX_H
2414 #include <utmpx.h>
2415 #endif
2416 #ifdef HAVE_PATHS_H
2417 #  include <paths.h>
2418 #endif
2419         ],
2420         [ char *wtmpx = WTMPX_FILE; ],
2421         [ AC_MSG_RESULT(yes) ],
2422         [ AC_MSG_RESULT(no)
2423           system_wtmpx_path=no ]
2424 )
2425 if test -z "$conf_wtmpx_location"; then
2426         if test x"$system_wtmpx_path" = x"no" ; then
2427                 AC_DEFINE(DISABLE_WTMPX)
2428         fi
2429 else
2430         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
2431 fi
2432
2433
2434 if test ! -z "$blibpath" ; then
2435         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
2436         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
2437 fi
2438
2439 dnl remove pam and dl because they are in $LIBPAM
2440 if test "$PAM_MSG" = yes ; then
2441         LIBS=`echo $LIBS | sed 's/-lpam //'`
2442 fi
2443 if test "$ac_cv_lib_pam_pam_set_item" = yes ; then
2444         LIBS=`echo $LIBS | sed 's/-ldl //'`
2445 fi
2446
2447 AC_EXEEXT
2448 AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
2449 AC_OUTPUT
2450
2451 # Print summary of options
2452
2453 # Someone please show me a better way :)
2454 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2455 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2456 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2457 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2458 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2459 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2460 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
2461 H=`eval echo ${user_path}` ; H=`eval echo ${H}`
2462
2463 echo ""
2464 echo "OpenSSH has been configured with the following options:"
2465 echo "                 User binaries: $B"
2466 echo "               System binaries: $C"
2467 echo "           Configuration files: $D"
2468 echo "               Askpass program: $E"
2469 echo "                  Manual pages: $F"
2470 echo "                      PID file: $G"
2471 echo "        sshd default user PATH: $H"
2472 echo "                Manpage format: $MANTYPE"
2473 echo "                   PAM support: ${PAM_MSG}"
2474 echo "            KerberosIV support: $KRB4_MSG"
2475 echo "             Smartcard support: $SCARD_MSG"
2476 echo "                   AFS support: $AFS_MSG"
2477 echo "                 S/KEY support: $SKEY_MSG"
2478 echo "          TCP Wrappers support: $TCPW_MSG"
2479 echo "          MD5 password support: $MD5_MSG"
2480 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2481 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
2482 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2483 echo "              BSD Auth support: $BSD_AUTH_MSG"
2484 echo "          Random number source: $RAND_MSG"
2485 if test ! -z "$USE_RAND_HELPER" ; then
2486         echo " ssh-rand-helper collects from: $RAND_HELPER_MSG"
2487 fi
2488
2489 echo ""
2490
2491 echo "              Host: ${host}"
2492 echo "          Compiler: ${CC}"
2493 echo "    Compiler flags: ${CFLAGS}"
2494 echo "Preprocessor flags: ${CPPFLAGS}"
2495 echo "      Linker flags: ${LDFLAGS}"
2496 echo "         Libraries: ${LIBWRAP} ${LIBPAM} ${LIBS}"
2497
2498 echo ""
2499
2500 if test "x$PAM_MSG" = "xyes" ; then
2501         echo "PAM is enabled. You may need to install a PAM control file "
2502         echo "for sshd, otherwise password authentication may fail. "
2503         echo "Example PAM control files can be found in the contrib/ "
2504         echo "subdirectory"
2505         echo ""
2506 fi
2507
2508 if test ! -z "$NO_SFTP"; then
2509         echo "sftp-server will be disabled.  Your compiler does not "
2510         echo "support 64bit integers."
2511         echo ""
2512 fi
2513
2514 if test ! -z "$RAND_HELPER_CMDHASH" ; then
2515         echo "WARNING: you are using the builtin random number collection "
2516         echo "service. Please read WARNING.RNG and request that your OS "
2517         echo "vendor includes kernel-based random number collection in "
2518         echo "future versions of your OS."
2519         echo ""
2520 fi
2521