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