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_PATH_PROG(SED, sed)
  18 AC_SUBST(PERL)
  19 AC_PATH_PROG(ENT, ent)
  20 AC_SUBST(ENT)
  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 AC_PATH_PROG(SH, sh)
  25
  26 # System features
  27 AC_SYS_LARGEFILE
  28
  29 if test -z "$AR" ; then
  30         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  31 fi
  32
  33 # Use LOGIN_PROGRAM from environment if possible
  34 if test ! -z "$LOGIN_PROGRAM" ; then
  35         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  36 else
  37         # Search for login
  38         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  39         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  40                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  41         fi
  42 fi
  43
  44 if test -z "$LD" ; then
  45         LD=$CC
  46 fi
  47 AC_SUBST(LD)
  48
  49 AC_C_INLINE
  50 if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
  51         CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wno-uninitialized"
  52 fi
  53
  54 # Check for some target-specific stuff
  55 case "$host" in
  56 *-*-aix*)
  57         AFS_LIBS="-lld"
  58         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  59         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  60         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  61                 AC_MSG_CHECKING([if linkage editor ($LD) accepts -blibpath])
  62                 saved_LDFLAGS="$LDFLAGS"
  63                 LDFLAGS="$LDFLAGS -blibpath:/usr/lib:/lib:/usr/local/lib"
  64                 AC_TRY_LINK([],
  65                         [],
  66                         [
  67                                 AC_MSG_RESULT(yes)
  68                                 blibpath="/usr/lib:/lib:/usr/local/lib"
  69                         ],
  70                         [ AC_MSG_RESULT(no) ]
  71                 )
  72                 LDFLAGS="$saved_LDFLAGS"
  73         fi
  74         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)],
  75                 [AC_CHECK_LIB(s,authenticate,
  76                         [ AC_DEFINE(WITH_AIXAUTHENTICATE)
  77                                 LIBS="$LIBS -ls"
  78                         ])
  79                 ])
  80         AC_DEFINE(BROKEN_GETADDRINFO)
  81         AC_DEFINE(BROKEN_REALPATH)
  82         dnl AIX handles lastlog as part of its login message
  83         AC_DEFINE(DISABLE_LASTLOG)
  84         AC_DEFINE(LOGIN_NEEDS_UTMPX)
  85         AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_CLOBBER_ARGV)
  86         AC_DEFINE(SETPROCTITLE_PS_PADDING, '\0')
  87         ;;
  88 *-*-cygwin*)
  89         check_for_libcrypt_later=1
  90         LIBS="$LIBS /usr/lib/textmode.o"
  91         AC_DEFINE(HAVE_CYGWIN)
  92         AC_DEFINE(USE_PIPES)
  93         AC_DEFINE(DISABLE_SHADOW)
  94         AC_DEFINE(IPV4_DEFAULT)
  95         AC_DEFINE(IP_TOS_IS_BROKEN)
  96         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  97         AC_DEFINE(NO_IPPORT_RESERVED_CONCEPT)
  98         AC_DEFINE(DISABLE_FD_PASSING)
  99         AC_DEFINE(SETGROUPS_NOOP)
 100         ;;
 101 *-*-dgux*)
 102         AC_DEFINE(IP_TOS_IS_BROKEN)
 103         ;;
 104 *-*-darwin*)
 105         AC_MSG_CHECKING(if we have working getaddrinfo)
 106         AC_TRY_RUN([#include <mach-o/dyld.h>
 107 main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16))
 108                 exit(0);
 109         else
 110                 exit(1);
 111 }], [AC_MSG_RESULT(working)],
 112         [AC_MSG_RESULT(buggy)
 113         AC_DEFINE(BROKEN_GETADDRINFO)],
 114         [AC_MSG_RESULT(assume it is working)])
 115         ;;
 116 *-*-hpux10.26)
 117         if test -z "$GCC"; then
 118                 CFLAGS="$CFLAGS -Ae"
 119         fi
 120         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 121         IPADDR_IN_DISPLAY=yes
 122         AC_DEFINE(HAVE_SECUREWARE)
 123         AC_DEFINE(USE_PIPES)
 124         AC_DEFINE(LOGIN_NO_ENDOPT)
 125         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 126         AC_DEFINE(DISABLE_SHADOW)
 127         AC_DEFINE(DISABLE_UTMP)
 128         AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_PSTAT)
 129         LIBS="$LIBS -lsec -lsecpw"
 130         AC_CHECK_LIB(xnet, t_error, ,AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
 131         disable_ptmx_check=yes
 132         ;;
 133 *-*-hpux10*)
 134         if test -z "$GCC"; then
 135                 CFLAGS="$CFLAGS -Ae"
 136         fi
 137         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 138         IPADDR_IN_DISPLAY=yes
 139         AC_DEFINE(USE_PIPES)
 140         AC_DEFINE(LOGIN_NO_ENDOPT)
 141         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 142         AC_DEFINE(DISABLE_SHADOW)
 143         AC_DEFINE(DISABLE_UTMP)
 144         AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_PSTAT)
 145         LIBS="$LIBS -lsec"
 146         AC_CHECK_LIB(xnet, t_error, ,AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
 147         ;;
 148 *-*-hpux11*)
 149         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 150         IPADDR_IN_DISPLAY=yes
 151         AC_DEFINE(PAM_SUN_CODEBASE)
 152         AC_DEFINE(USE_PIPES)
 153         AC_DEFINE(LOGIN_NO_ENDOPT)
 154         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 155         AC_DEFINE(DISABLE_SHADOW)
 156         AC_DEFINE(DISABLE_UTMP)
 157         AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_PSTAT)
 158         LIBS="$LIBS -lsec"
 159         AC_CHECK_LIB(xnet, t_error, ,AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
 160         ;;
 161 *-*-irix5*)
 162         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 163         LDFLAGS="$LDFLAGS"
 164         PATH="$PATH:/usr/etc"
 165         AC_DEFINE(BROKEN_INET_NTOA)
 166         AC_DEFINE(WITH_ABBREV_NO_TTY)
 167         ;;
 168 *-*-irix6*)
 169         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 170         LDFLAGS="$LDFLAGS"
 171         PATH="$PATH:/usr/etc"
 172         AC_DEFINE(WITH_IRIX_ARRAY)
 173         AC_DEFINE(WITH_IRIX_PROJECT)
 174         AC_DEFINE(WITH_IRIX_AUDIT)
 175         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 176         AC_DEFINE(BROKEN_INET_NTOA)
 177         AC_DEFINE(WITH_ABBREV_NO_TTY)
 178         ;;
 179 *-*-linux*)
 180         no_dev_ptmx=1
 181         check_for_libcrypt_later=1
 182         AC_DEFINE(DONT_TRY_OTHER_AF)
 183         AC_DEFINE(PAM_TTY_KLUDGE)
 184         AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_CLOBBER_ARGV)
 185         AC_DEFINE(SETPROCTITLE_PS_PADDING, '\0')
 186         inet6_default_4in6=yes
 187         ;;
 188 mips-sony-bsd|mips-sony-newsos4)
 189         AC_DEFINE(HAVE_NEWS4)
 190         SONY=1
 191         ;;
 192 *-*-netbsd*)
 193         check_for_libcrypt_before=1
 194         need_dash_r=1
 195         ;;
 196 *-*-freebsd*)
 197         check_for_libcrypt_later=1
 198         ;;
 199 *-next-*)
 200         conf_lastlog_location="/usr/adm/lastlog"
 201         conf_utmp_location=/etc/utmp
 202         conf_wtmp_location=/usr/adm/wtmp
 203         MAIL=/usr/spool/mail
 204         AC_DEFINE(HAVE_NEXT)
 205         AC_DEFINE(BROKEN_REALPATH)
 206         AC_DEFINE(USE_PIPES)
 207         AC_DEFINE(BROKEN_SAVED_UIDS)
 208         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 209         CFLAGS="$CFLAGS"
 210         ;;
 211 *-*-solaris*)
 212         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 213         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 214         need_dash_r=1
 215         AC_DEFINE(PAM_SUN_CODEBASE)
 216         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 217         AC_DEFINE(LOGIN_NEEDS_TERM)
 218         AC_DEFINE(PAM_TTY_KLUDGE)
 219         AC_DEFINE(STREAMS_PUSH_ACQUIRES_CTTY)
 220         # hardwire lastlog location (can't detect it on some versions)
 221         conf_lastlog_location="/var/adm/lastlog"
 222         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 223         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 224         if test "$sol2ver" -ge 8; then
 225                 AC_MSG_RESULT(yes)
 226                 AC_DEFINE(DISABLE_UTMP)
 227                 AC_DEFINE(DISABLE_WTMP)
 228         else
 229                 AC_MSG_RESULT(no)
 230         fi
 231         ;;
 232 *-*-sunos4*)
 233         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 234         AC_CHECK_FUNCS(getpwanam)
 235         AC_DEFINE(PAM_SUN_CODEBASE)
 236         conf_utmp_location=/etc/utmp
 237         conf_wtmp_location=/var/adm/wtmp
 238         conf_lastlog_location=/var/adm/lastlog
 239         AC_DEFINE(USE_PIPES)
 240         ;;
 241 *-ncr-sysv*)
 242         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 243         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 244         LIBS="$LIBS -lc89"
 245         AC_DEFINE(USE_PIPES)
 246         ;;
 247 *-sni-sysv*)
 248         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 249         # /usr/ucblib MUST NOT be searched on ReliantUNIX
 250         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 251         IPADDR_IN_DISPLAY=yes
 252         AC_DEFINE(USE_PIPES)
 253         AC_DEFINE(IP_TOS_IS_BROKEN)
 254         # /usr/ucblib/libucb.a no longer needed on ReliantUNIX
 255         # Attention: always take care to bind libsocket and libnsl before libc,
 256         # otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
 257         ;;
 258 *-*-sysv4.2*)
 259         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 260         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 261         AC_DEFINE(USE_PIPES)
 262         ;;
 263 *-*-sysv5*)
 264         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 265         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 266         AC_DEFINE(USE_PIPES)
 267         ;;
 268 *-*-sysv*)
 269         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 270         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 271         ;;
 272 *-*-sco3.2v4*)
 273         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 274         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 275         LIBS="$LIBS -los -lprot -lx -ltinfo -lm"
 276         RANLIB=true
 277         no_dev_ptmx=1
 278         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 279         AC_DEFINE(USE_PIPES)
 280         AC_DEFINE(HAVE_SECUREWARE)
 281         AC_DEFINE(DISABLE_SHADOW)
 282         AC_DEFINE(BROKEN_SAVED_UIDS)
 283         AC_CHECK_FUNCS(getluid setluid)
 284         MANTYPE=man
 285         do_sco3_extra_lib_check=yes
 286         ;;
 287 *-*-sco3.2v5*)
 288         if test -z "$GCC"; then
 289                 CFLAGS="$CFLAGS -belf"
 290         fi
 291         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 292         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 293         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 294         no_dev_ptmx=1
 295         AC_DEFINE(USE_PIPES)
 296         AC_DEFINE(HAVE_SECUREWARE)
 297         AC_DEFINE(DISABLE_SHADOW)
 298         AC_DEFINE(DISABLE_FD_PASSING)
 299         AC_CHECK_FUNCS(getluid setluid)
 300         MANTYPE=man
 301         ;;
 302 *-*-unicosmk*)
 303         AC_DEFINE(USE_PIPES)
 304         AC_DEFINE(DISABLE_FD_PASSING)
 305         LDFLAGS="$LDFLAGS"
 306         LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
 307         MANTYPE=cat
 308         ;;
 309 *-*-unicos*)
 310         AC_DEFINE(USE_PIPES)
 311         AC_DEFINE(DISABLE_FD_PASSING)
 312         AC_DEFINE(NO_SSH_LASTLOG)
 313         LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal"
 314         LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
 315         MANTYPE=cat
 316         ;;
 317 *-dec-osf*)
 318         AC_MSG_CHECKING(for Digital Unix SIA)
 319         no_osfsia=""
 320         AC_ARG_WITH(osfsia,
 321                 [  --with-osfsia           Enable Digital Unix SIA],
 322                 [
 323                         if test "x$withval" = "xno" ; then
 324                                 AC_MSG_RESULT(disabled)
 325                                 no_osfsia=1
 326                         fi
 327                 ],
 328         )
 329         if test -z "$no_osfsia" ; then
 330                 if test -f /etc/sia/matrix.conf; then
 331                         AC_MSG_RESULT(yes)
 332                         AC_DEFINE(HAVE_OSF_SIA)
 333                         AC_DEFINE(DISABLE_LOGIN)
 334                         AC_DEFINE(DISABLE_FD_PASSING)
 335                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 336                 else
 337                         AC_MSG_RESULT(no)
 338                 fi
 339         fi
 340         AC_DEFINE(DISABLE_FD_PASSING)
 341         ;;
 342
 343 *-*-nto-qnx)
 344         AC_DEFINE(USE_PIPES)
 345         AC_DEFINE(NO_X11_UNIX_SOCKETS)
 346         AC_DEFINE(MISSING_NFDBITS)
 347         AC_DEFINE(MISSING_HOWMANY)
 348         AC_DEFINE(MISSING_FD_MASK)
 349         ;;
 350 esac
 351
 352 # Allow user to specify flags
 353 AC_ARG_WITH(cflags,
 354         [  --with-cflags           Specify additional flags to pass to compiler],
 355         [
 356                 if test "x$withval" != "xno" ; then
 357                         CFLAGS="$CFLAGS $withval"
 358                 fi
 359         ]
 360 )
 361 AC_ARG_WITH(cppflags,
 362         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 363         [
 364                 if test "x$withval" != "xno"; then
 365                         CPPFLAGS="$CPPFLAGS $withval"
 366                 fi
 367         ]
 368 )
 369 AC_ARG_WITH(ldflags,
 370         [  --with-ldflags          Specify additional flags to pass to linker],
 371         [
 372                 if test "x$withval" != "xno" ; then
 373                         LDFLAGS="$LDFLAGS $withval"
 374                 fi
 375         ]
 376 )
 377 AC_ARG_WITH(libs,
 378         [  --with-libs             Specify additional libraries to link with],
 379         [
 380                 if test "x$withval" != "xno" ; then
 381                         LIBS="$LIBS $withval"
 382                 fi
 383         ]
 384 )
 385
 386 # Checks for header files.
 387 AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h \
 388         getopt.h glob.h ia.h lastlog.h libgen.h limits.h login.h \
 389         login_cap.h maillock.h netdb.h netgroup.h \
 390         netinet/in_systm.h paths.h pty.h readpassphrase.h \
 391         rpc/types.h security/pam_appl.h shadow.h stddef.h stdint.h \
 392         strings.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h \
 393         sys/mman.h sys/pstat.h sys/select.h sys/stat.h \
 394         sys/stropts.h sys/sysmacros.h sys/time.h sys/timers.h \
 395         sys/un.h time.h tmpdir.h ttyent.h usersec.h \
 396         util.h utime.h utmp.h utmpx.h)
 397
 398 # Checks for libraries.
 399 AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
 400 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
 401
 402 dnl SCO OS3 needs this for libwrap
 403 if test "x$with_tcp_wrappers" != "xno" ; then
 404     if test "x$do_sco3_extra_lib_check" = "xyes" ; then
 405         AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 406     fi
 407 fi
 408
 409 AC_CHECK_FUNC(getspnam, ,
 410         AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
 411
 412 AC_ARG_WITH(rpath,
 413         [  --without-rpath         Disable auto-added -R linker paths],
 414         [
 415                 if test "x$withval" = "xno" ; then
 416                         need_dash_r=""
 417                 fi
 418                 if test "x$withval" = "xyes" ; then
 419                         need_dash_r=1
 420                 fi
 421         ]
 422 )
 423
 424 dnl zlib is required
 425 AC_ARG_WITH(zlib,
 426         [  --with-zlib=PATH        Use zlib in PATH],
 427         [
 428                 if test "x$withval" = "xno" ; then
 429                         AC_MSG_ERROR([*** zlib is required ***])
 430                 fi
 431                 if test -d "$withval/lib"; then
 432                         if test -n "${need_dash_r}"; then
 433                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 434                         else
 435                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 436                         fi
 437                 else
 438                         if test -n "${need_dash_r}"; then
 439                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 440                         else
 441                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 442                         fi
 443                 fi
 444                 if test -d "$withval/include"; then
 445                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 446                 else
 447                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 448                 fi
 449         ]
 450 )
 451
 452 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 453
 454 dnl UnixWare 2.x
 455 AC_CHECK_FUNC(strcasecmp,
 456         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 457 )
 458 AC_CHECK_FUNC(utimes,
 459         [], [ AC_CHECK_LIB(c89, utimes, [AC_DEFINE(HAVE_UTIMES)
 460                                         LIBS="$LIBS -lc89"]) ]
 461 )
 462
 463 dnl    Checks for libutil functions
 464 AC_CHECK_HEADERS(libutil.h)
 465 AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN)])
 466 AC_CHECK_FUNCS(logout updwtmp logwtmp)
 467
 468 AC_FUNC_STRFTIME
 469
 470 # Check for ALTDIRFUNC glob() extension
 471 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 472 AC_EGREP_CPP(FOUNDIT,
 473         [
 474                 #include <glob.h>
 475                 #ifdef GLOB_ALTDIRFUNC
 476                 FOUNDIT
 477                 #endif
 478         ],
 479         [
 480                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 481                 AC_MSG_RESULT(yes)
 482         ],
 483         [
 484                 AC_MSG_RESULT(no)
 485         ]
 486 )
 487
 488 # Check for g.gl_matchc glob() extension
 489 AC_MSG_CHECKING(for gl_matchc field in glob_t)
 490 AC_EGREP_CPP(FOUNDIT,
 491         [
 492                 #include <glob.h>
 493                 int main(void){glob_t g; g.gl_matchc = 1;}
 494         ],
 495         [
 496                 AC_DEFINE(GLOB_HAS_GL_MATCHC)
 497                 AC_MSG_RESULT(yes)
 498         ],
 499         [
 500                 AC_MSG_RESULT(no)
 501         ]
 502 )
 503
 504 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
 505 AC_TRY_RUN(
 506         [
 507 #include <sys/types.h>
 508 #include <dirent.h>
 509 int main(void){struct dirent d;exit(sizeof(d.d_name)<=sizeof(char));}
 510         ],
 511         [AC_MSG_RESULT(yes)],
 512         [
 513                 AC_MSG_RESULT(no)
 514                 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
 515         ]
 516 )
 517
 518 # Check whether the user wants GSSAPI mechglue support
 519 AC_ARG_WITH(mechglue,
 520         [  --with-mechglue=PATH    Build with GSSAPI mechglue library],
 521         [
 522                 AC_MSG_CHECKING(for mechglue library)
 523
 524                 if test -e ${withval}/libgssapi.a ; then
 525                     mechglue_lib=${withval}/libgssapi.a
 526                 elif test -e ${withval}/lib/libgssapi.a ; then
 527                     mechglue_lib=${withval}/lib/libgssapi.a
 528                 else
 529                     AC_MSG_ERROR("Can't find libgssapi in ${withval}");
 530                 fi
 531                 LIBS="$LIBS ${mechglue_lib}"
 532                 AC_MSG_RESULT(${mechglue_lib})
 533
 534 #               if test -e ${withval}/gssapi.h ; then
 535 #                   CPPFLAGS="$CPPFLAGS -I${withval}"
 536 #               elif test -e ${withval}/include/gssapi.h ; then
 537 #                   CPPFLAGS="$CPPFLAGS -I${withval}/include"
 538 #               else
 539 #                   AC_MSG_ERROR("Can't find gssapi.h in ${withval}");
 540 #               fi
 541
 542                 AC_CHECK_LIB(dl, dlopen, , )
 543                 if test $ac_cv_lib_dl_dlopen = yes; then
 544                    LDFLAGS="$LDFLAGS -ldl -Wl,-Bsymbolic"
 545                 fi
 546
 547                 AC_DEFINE(GSSAPI)
 548                 AC_DEFINE(MECHGLUE)
 549                 AC_DEFINE(HAVE_GSSAPI_EXT)
 550                 GSSAPI="mechglue"
 551
 552         ]
 553 )
 554
 555
 556 # Check whether the user wants GSI (Globus) support
 557 gsi_path="no"
 558 AC_ARG_WITH(gsi,
 559         [  --with-gsi=PATH         Enable GSI/Globus authentication support],
 560         [
 561                 gsi_path="$withval"
 562         ]
 563 )
 564
 565 AC_ARG_WITH(globus,
 566         [  --with-globus=PATH      Enable GSI/Globus authentication support],
 567         [
 568                 gsi_path="$withval"
 569         ]
 570 )
 571
 572 # Check whether the user has a Globus flavor type
 573 globus_flavor_type="no"
 574 AC_ARG_WITH(globus-flavor,
 575         [  --with-globus-flavor=TYPE         Describe Globus flavor type (ex: gcc32dbg, etc.)],
 576         [
 577                 globus_flavor_type="$withval"
 578         ]
 579 )
 580
 581 if test "x$gsi_path" != "xno" ; then
 582         # Globus GSSAPI configuration
 583         AC_DEFINE(GSI)
 584
 585         if test "$GSSAPI" -a "$GSSAPI" != "mechglue"; then
 586                 AC_MSG_ERROR([Previously configured GSSAPI library conflicts with Globus/GSI.])
 587         fi
 588         if test -z "$GSSAPI"; then
 589                 AC_DEFINE(GSSAPI)
 590                 GSSAPI="GSI"
 591         fi
 592
 593         # Find GLOBUS/GSI installation Directory
 594
 595         AC_MSG_CHECKING(for Globus installation)
 596         globus_dev_dir=$gsi_path
 597         if test "x$globus_dev_dir" = "xyes" ; then
 598                 AC_MSG_ERROR(Cannot find Globus installation -- a path must be specified!)
 599         fi
 600         AC_MSG_RESULT($globus_dev_dir)
 601
 602         # Find GLOBUS/GSI flavor Directory
 603
 604         AC_MSG_CHECKING(for Globus flavor)
 605         if test "x$globus_flavor_type" = "xno" ; then
 606                 AC_MSG_ERROR(No Globus flavor type specified)
 607         elif test "x$globus_flavor_type" = "xyes" ; then
 608                 AC_MSG_ERROR(No Globus flavor type specified)
 609         else
 610                 AC_DEFINE(HAVE_GSSAPI_EXT)
 611                 GLOBUS_FLAVOR_TYPE_INCL_DIR="${globus_dev_dir}/include/${globus_flavor_type}"
 612                 if test ! -d "$GLOBUS_FLAVOR_TYPE_INCL_DIR" ; then
 613                         AC_MSG_ERROR(Cannot find Globus flavor-specific include directory: ${GLOBUS_FLAVOR_TYPE_INCL_DIR})
 614                 fi
 615                 GSI_CPPFLAGS="-I${GLOBUS_FLAVOR_TYPE_INCL_DIR}"
 616         fi
 617         AC_MSG_RESULT($globus_flavor_type)
 618
 619         # Build possible libraries off of the flavor name
 620
 621         libglobus_gss_assist="${gsi_path}/lib/libglobus_gss_assist_${globus_flavor_type}.a"
 622         libglobus_gssapi_gsi="${gsi_path}/lib/libglobus_gssapi_gsi_${globus_flavor_type}.a"
 623
 624         # Test that the base gss_assist library is present
 625
 626         if test -r ${libglobus_gss_assist} ; then
 627                 LIBS="$LIBS ${libglobus_gss_assist}"
 628         else
 629                 AC_MSG_ERROR([*** libglobus_gss_assist missing])
 630         fi
 631
 632         AC_MSG_CHECKING(for libglobus_gss_assist)
 633         AC_TRY_LINK(
 634                 [],
 635                 [],
 636                 [
 637                         AC_MSG_RESULT(yes)
 638                 ],
 639                 [
 640                         AC_MSG_ERROR([*** libglobus_gss_assist missing])
 641                 ]
 642         )
 643
 644         # If we aren't using mechglue, test that gssapi_gsi is present
 645         if test "$GSSAPI" != "mechglue"; then
 646                 if test -r ${libglobus_gssapi_gsi} ; then
 647                         LIBS="$LIBS ${libglobus_gssapi_gsi}"
 648                 else
 649                         AC_MSG_ERROR([*** libglobus_gssapi_gsi missing])
 650                 fi
 651         fi
 652
 653         AC_MSG_CHECKING(for libglobus_gssapi_gsi)
 654         AC_TRY_LINK(
 655                 [],
 656                 [],
 657                 [
 658                         AC_MSG_RESULT(yes)
 659                 ],
 660                 [
 661                         AC_MSG_ERROR([*** libglobus_gssapi_gsi missing])
 662                 ]
 663         )
 664
 665         CPPFLAGS="$CPPFLAGS $GSI_CPPFLAGS"
 666 fi
 667 # End Globus/GSI section
 668
 669 # Check whether user wants S/Key support
 670 SKEY_MSG="no"
 671 AC_ARG_WITH(skey,
 672         [  --with-skey[[=PATH]]      Enable S/Key support
 673                             (optionally in PATH)],
 674         [
 675                 if test "x$withval" != "xno" ; then
 676
 677                         if test "x$withval" != "xyes" ; then
 678                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 679                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 680                         fi
 681
 682                         AC_DEFINE(SKEY)
 683                         LIBS="-lskey $LIBS"
 684                         SKEY_MSG="yes"
 685
 686                         AC_MSG_CHECKING([for s/key support])
 687                         AC_TRY_RUN(
 688                                 [
 689 #include <stdio.h>
 690 #include <skey.h>
 691 int main() { char *ff = skey_keyinfo(""); ff=""; exit(0); }
 692                                 ],
 693                                 [AC_MSG_RESULT(yes)],
 694                                 [
 695                                         AC_MSG_RESULT(no)
 696                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 697                                 ])
 698                 fi
 699         ]
 700 )
 701
 702 # Check whether user wants TCP wrappers support
 703 TCPW_MSG="no"
 704 AC_ARG_WITH(tcp-wrappers,
 705         [  --with-tcp-wrappers[[=PATH]]      Enable tcpwrappers support
 706                             (optionally in PATH)],
 707         [
 708                 if test "x$withval" != "xno" ; then
 709                         saved_LIBS="$LIBS"
 710                         saved_LDFLAGS="$LDFLAGS"
 711                         saved_CPPFLAGS="$CPPFLAGS"
 712                         if test -n "${withval}" -a "${withval}" != "yes"; then
 713                                 if test -d "${withval}/lib"; then
 714                                         if test -n "${need_dash_r}"; then
 715                                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 716                                         else
 717                                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 718                                         fi
 719                                 else
 720                                         if test -n "${need_dash_r}"; then
 721                                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 722                                         else
 723                                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 724                                         fi
 725                                 fi
 726                                 if test -d "${withval}/include"; then
 727                                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 728                                 else
 729                                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 730                                 fi
 731                         fi
 732                         LIBWRAP="-lwrap"
 733                         LIBS="$LIBWRAP $LIBS"
 734                         AC_MSG_CHECKING(for libwrap)
 735                         AC_TRY_LINK(
 736                                 [
 737 #include <tcpd.h>
 738                                         int deny_severity = 0, allow_severity = 0;
 739                                 ],
 740                                 [hosts_access(0);],
 741                                 [
 742                                         AC_MSG_RESULT(yes)
 743                                         AC_DEFINE(LIBWRAP)
 744                                         AC_SUBST(LIBWRAP)
 745                                         TCPW_MSG="yes"
 746                                 ],
 747                                 [
 748                                         AC_MSG_ERROR([*** libwrap missing])
 749                                 ]
 750                         )
 751                         LIBS="$saved_LIBS"
 752                 fi
 753         ]
 754 )
 755
 756 dnl    Checks for library functions. Please keep in alphabetical order
 757 AC_CHECK_FUNCS(\
 758         arc4random __b64_ntop b64_ntop __b64_pton b64_pton basename bcopy \
 759         bindresvport_sa clock fchmod fchown freeaddrinfo futimes \
 760         gai_strerror getaddrinfo getcwd getgrouplist getnameinfo getopt \
 761         getpeereid _getpty getrlimit getrusage getttyent glob inet_aton \
 762         inet_ntoa inet_ntop innetgr login_getcapbool md5_crypt memmove \
 763         mkdtemp mmap ngetaddrinfo nsleep ogetaddrinfo openpty pstat \
 764         readpassphrase realpath recvmsg rresvport_af sendmsg setdtablesize \
 765         setegid setenv seteuid setgroups setlogin setpcred setproctitle \
 766         setresgid setreuid setrlimit setsid setvbuf sigaction sigvec \
 767         snprintf socketpair strerror strlcat strlcpy strmode strnvis \
 768         sysconf tcgetpgrp truncate utimes vhangup vsnprintf waitpid \
 769 )
 770
 771 AC_SEARCH_LIBS(nanosleep, rt posix4, AC_DEFINE(HAVE_NANOSLEEP))
 772
 773 dnl Make sure strsep prototype is defined before defining HAVE_STRSEP
 774 AC_CHECK_DECL(strsep, [AC_CHECK_FUNCS(strsep)])
 775
 776 dnl IRIX and Solaris 2.5.1 have dirname() in libgen
 777 AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
 778         AC_CHECK_LIB(gen, dirname,[
 779                 AC_CACHE_CHECK([for broken dirname],
 780                         ac_cv_have_broken_dirname, [
 781                         save_LIBS="$LIBS"
 782                         LIBS="$LIBS -lgen"
 783                         AC_TRY_RUN(
 784                                 [
 785 #include <libgen.h>
 786 #include <string.h>
 787
 788 int main(int argc, char **argv) {
 789     char *s, buf[32];
 790
 791     strncpy(buf,"/etc", 32);
 792     s = dirname(buf);
 793     if (!s || strncmp(s, "/", 32) != 0) {
 794         exit(1);
 795     } else {
 796         exit(0);
 797     }
 798 }
 799                                 ],
 800                                 [ ac_cv_have_broken_dirname="no" ],
 801                                 [ ac_cv_have_broken_dirname="yes" ]
 802                         )
 803                         LIBS="$save_LIBS"
 804                 ])
 805                 if test "x$ac_cv_have_broken_dirname" = "xno" ; then
 806                         LIBS="$LIBS -lgen"
 807                         AC_DEFINE(HAVE_DIRNAME)
 808                         AC_CHECK_HEADERS(libgen.h)
 809                 fi
 810         ])
 811 ])
 812
 813 dnl    Checks for time functions
 814 AC_CHECK_FUNCS(gettimeofday time)
 815 dnl    Checks for utmp functions
 816 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 817 AC_CHECK_FUNCS(utmpname)
 818 dnl    Checks for utmpx functions
 819 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 820 AC_CHECK_FUNCS(setutxent utmpxname)
 821
 822 AC_CHECK_FUNC(daemon,
 823         [AC_DEFINE(HAVE_DAEMON)],
 824         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 825 )
 826
 827 AC_CHECK_FUNC(getpagesize,
 828         [AC_DEFINE(HAVE_GETPAGESIZE)],
 829         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 830 )
 831
 832 # Check for broken snprintf
 833 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 834         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 835         AC_TRY_RUN(
 836                 [
 837 #include <stdio.h>
 838 int main(void){char b[5];snprintf(b,5,"123456789");exit(b[4]!='\0');}
 839                 ],
 840                 [AC_MSG_RESULT(yes)],
 841                 [
 842                         AC_MSG_RESULT(no)
 843                         AC_DEFINE(BROKEN_SNPRINTF)
 844                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 845                 ]
 846         )
 847 fi
 848
 849 dnl see whether mkstemp() requires XXXXXX
 850 if test "x$ac_cv_func_mkdtemp" = "xyes" ; then
 851 AC_MSG_CHECKING([for (overly) strict mkstemp])
 852 AC_TRY_RUN(
 853         [
 854 #include <stdlib.h>
 855 main() { char template[]="conftest.mkstemp-test";
 856 if (mkstemp(template) == -1)
 857         exit(1);
 858 unlink(template); exit(0);
 859 }
 860         ],
 861         [
 862                 AC_MSG_RESULT(no)
 863         ],
 864         [
 865                 AC_MSG_RESULT(yes)
 866                 AC_DEFINE(HAVE_STRICT_MKSTEMP)
 867         ],
 868         [
 869                 AC_MSG_RESULT(yes)
 870                 AC_DEFINE(HAVE_STRICT_MKSTEMP)
 871         ]
 872 )
 873 fi
 874
 875 AC_FUNC_GETPGRP
 876
 877 # Check for PAM libs
 878 PAM_MSG="no"
 879 AC_ARG_WITH(pam,
 880         [  --with-pam              Enable PAM support ],
 881         [
 882                 if test "x$withval" != "xno" ; then
 883                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 884                                 AC_MSG_ERROR([PAM headers not found])
 885                         fi
 886
 887                         AC_CHECK_LIB(dl, dlopen, , )
 888                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 889                         AC_CHECK_FUNCS(pam_getenvlist)
 890                         AC_CHECK_FUNCS(pam_putenv)
 891
 892                         disable_shadow=yes
 893                         PAM_MSG="yes"
 894
 895                         AC_DEFINE(USE_PAM)
 896                         if test $ac_cv_lib_dl_dlopen = yes; then
 897                                 LIBPAM="-lpam -ldl"
 898                         else
 899                                 LIBPAM="-lpam"
 900                         fi
 901
 902                         AC_SUBST(LIBPAM)
 903                 fi
 904         ]
 905 )
 906
 907 # Check for older PAM
 908 if test "x$PAM_MSG" = "xyes" ; then
 909         # Check PAM strerror arguments (old PAM)
 910         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 911         AC_TRY_COMPILE(
 912                 [
 913 #include <stdlib.h>
 914 #include <security/pam_appl.h>
 915                 ],
 916                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 917                 [AC_MSG_RESULT(no)],
 918                 [
 919                         AC_DEFINE(HAVE_OLD_PAM)
 920                         AC_MSG_RESULT(yes)
 921                         PAM_MSG="yes (old library)"
 922                 ]
 923         )
 924 fi
 925
 926 # Some systems want crypt() from libcrypt, *not* the version in OpenSSL,
 927 # because the system crypt() is more featureful.
 928 if test "x$check_for_libcrypt_before" = "x1"; then
 929         AC_CHECK_LIB(crypt, crypt)
 930 fi
 931
 932 # Search for OpenSSL
 933 saved_CPPFLAGS="$CPPFLAGS"
 934 saved_LDFLAGS="$LDFLAGS"
 935 AC_ARG_WITH(ssl-dir,
 936         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 937         [
 938                 if test "x$withval" != "xno" ; then
 939                         if test -d "$withval/lib"; then
 940                                 if test -n "${need_dash_r}"; then
 941                                         LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 942                                 else
 943                                         LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 944                                 fi
 945                         else
 946                                 if test -n "${need_dash_r}"; then
 947                                         LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 948                                 else
 949                                         LDFLAGS="-L${withval} ${LDFLAGS}"
 950                                 fi
 951                         fi
 952                         if test -d "$withval/include"; then
 953                                 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 954                         else
 955                                 CPPFLAGS="-I${withval} ${CPPFLAGS}"
 956                         fi
 957                 fi
 958         ]
 959 )
 960
 961 # Patch up SSL libraries for GSI authentication as needed
 962 if test "x$globus_flavor_type" != "xno" ; then
 963         #
 964         # For Globus 2, always link with the static libraries
 965         #
 966
 967         libssl_utils="${gsi_path}/lib/libglobus_ssl_utils_${globus_flavor_type}.a"
 968
 969         #
 970         # Trouble arrives at GT 2.1.3+ with the reorg of globus_ssl_utils.  Compensating for
 971         # the new library linking required here through file tests to see which libraries to
 972         # link against.
 973         #
 974
 975         libgsi_proxy_core="${gsi_path}/lib/libglobus_gsi_proxy_core_${globus_flavor_type}.a"
 976         libgsi_credential="${gsi_path}/lib/libglobus_gsi_credential_${globus_flavor_type}.a"
 977         libgsi_callback="${gsi_path}/lib/libglobus_gsi_callback_${globus_flavor_type}.a"
 978         liboldgaa="${gsi_path}/lib/libglobus_oldgaa_${globus_flavor_type}.a"
 979         libgsi_sysconfig="${gsi_path}/lib/libglobus_gsi_sysconfig_${globus_flavor_type}.a"
 980         libproxy_ssl="${gsi_path}/lib/libglobus_proxy_ssl_${globus_flavor_type}.a"
 981         libgsi_cert_utils="${gsi_path}/lib/libglobus_gsi_cert_utils_${globus_flavor_type}.a"
 982         libopenssl_error="${gsi_path}/lib/libglobus_openssl_error_${globus_flavor_type}.a"
 983         libopenssl="${gsi_path}/lib/libglobus_openssl_${globus_flavor_type}.a"
 984
 985         if test -r ${libgsi_proxy_core} \
 986              -a -r ${libgsi_credential} \
 987              -a -r ${libgsi_callback} \
 988              -a -r ${liboldgaa} \
 989              -a -r ${libgsi_sysconfig} \
 990              -a -r ${libproxy_ssl} \
 991              -a -r ${libgsi_cert_utils} \
 992              -a -r ${libopenssl_error} \
 993              -a -r ${libopenssl} ; then
 994                 LIBS="$LIBS ${libgsi_proxy_core}"
 995                 LIBS="$LIBS ${libgsi_credential}"
 996                 LIBS="$LIBS ${libgsi_callback}"
 997                 LIBS="$LIBS ${liboldgaa}"
 998                 LIBS="$LIBS ${libgsi_sysconfig}"
 999                 LIBS="$LIBS ${libproxy_ssl}"
1000                 LIBS="$LIBS ${libgsi_cert_utils}"
1001                 LIBS="$LIBS ${libopenssl_error}"
1002                 LIBS="$LIBS ${libopenssl}"
1003         elif test -r ${libssl_utils}; then
1004                 LIBS="$LIBS ${libssl_utils}"
1005         else
1006                 AC_MSG_ERROR([*** missing one or more Globus GSI libraries])
1007         fi
1008
1009         AC_MSG_CHECKING(for Globus GSI libraries)
1010         AC_TRY_LINK(
1011                 [],
1012                 [],
1013                 [
1014                         AC_MSG_RESULT(yes)
1015                 ],
1016                 [
1017                         AC_MSG_ERROR([*** missing one or more Globus GSI libraries])
1018                 ]
1019         )
1020
1021         #
1022         # Standard openssl libraries.  They need to appear near the end of the link line.
1023         #
1024
1025         LIBS="$LIBS ${gsi_path}/lib/libssl_${globus_flavor_type}.a"
1026         LIBS="$LIBS ${gsi_path}/lib/libcrypto_${globus_flavor_type}.a"
1027
1028         AC_MSG_CHECKING(for Globus OpenSSL libraries)
1029         AC_TRY_LINK(
1030                 [],
1031                 [],
1032                 [
1033                         AC_MSG_RESULT(yes)
1034                 ],
1035                 [
1036                         AC_MSG_ERROR([*** missing one or more Globus OpenSSL libraries])
1037                 ]
1038         )
1039
1040         #
1041         # Another "GT 2.1.3+"ism.
1042         #
1043
1044         libcommon_path="${gsi_path}/lib/libglobus_common_${globus_flavor_type}.a"
1045         if test -r ${libcommon_path}; then
1046                 LIBS="$LIBS ${libcommon_path}"
1047                 AC_MSG_CHECKING(for libglobus_common)
1048                 AC_TRY_LINK(
1049                         [],
1050                         [],
1051                         [
1052                                 AC_MSG_RESULT(yes)
1053                         ],
1054                         [
1055                                 AC_MSG_ERROR([*** libglobus_common missing])
1056                         ]
1057                 )
1058         fi
1059 else
1060         if test "x$gsi_path" != "xno" ; then
1061                 # Older GSI needs -lssl too
1062                 LIBS="$LIBS -lssl -lcrypto"
1063         else # if no GSI authentication (i.e., OpenSSL default)
1064                 LIBS="$LIBS -lcrypto"
1065         fi
1066 fi # globus_flavor_type
1067
1068 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
1069         [
1070                 dnl Check default openssl install dir
1071                 if test -n "${need_dash_r}"; then
1072                         LDFLAGS="-L/usr/local/ssl/lib -R/usr/local/ssl/lib ${saved_LDFLAGS}"
1073                 else
1074                         LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}"
1075                 fi
1076                 CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}"
1077                 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
1078                         [
1079                                 AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***])
1080                         ]
1081                 )
1082         ]
1083 )
1084
1085 # Determine OpenSSL header version
1086 AC_MSG_CHECKING([OpenSSL header version])
1087 AC_TRY_RUN(
1088         [
1089 #include <stdio.h>
1090 #include <string.h>
1091 #include <openssl/opensslv.h>
1092 #define DATA "conftest.sslincver"
1093 int main(void) {
1094         FILE *fd;
1095         int rc;
1096
1097         fd = fopen(DATA,"w");
1098         if(fd == NULL)
1099                 exit(1);
1100
1101         if ((rc = fprintf(fd ,"%x (%s)\n", OPENSSL_VERSION_NUMBER, OPENSSL_VERSION_TEXT)) <0)
1102                 exit(1);
1103
1104         exit(0);
1105 }
1106         ],
1107         [
1108                 ssl_header_ver=`cat conftest.sslincver`
1109                 AC_MSG_RESULT($ssl_header_ver)
1110         ],
1111         [
1112                 AC_MSG_RESULT(not found)
1113                 AC_MSG_ERROR(OpenSSL version header not found.)
1114         ]
1115 )
1116
1117 # Determine OpenSSL library version
1118 AC_MSG_CHECKING([OpenSSL library version])
1119 AC_TRY_RUN(
1120         [
1121 #include <stdio.h>
1122 #include <string.h>
1123 #include <openssl/opensslv.h>
1124 #include <openssl/crypto.h>
1125 #define DATA "conftest.ssllibver"
1126 int main(void) {
1127         FILE *fd;
1128         int rc;
1129
1130         fd = fopen(DATA,"w");
1131         if(fd == NULL)
1132                 exit(1);
1133
1134         if ((rc = fprintf(fd ,"%x (%s)\n", SSLeay(), SSLeay_version(SSLEAY_VERSION))) <0)
1135                 exit(1);
1136
1137         exit(0);
1138 }
1139         ],
1140         [
1141                 ssl_library_ver=`cat conftest.ssllibver`
1142                 AC_MSG_RESULT($ssl_library_ver)
1143         ],
1144         [
1145                 AC_MSG_RESULT(not found)
1146                 AC_MSG_ERROR(OpenSSL library not found.)
1147         ]
1148 )
1149
1150 # Sanity check OpenSSL headers
1151 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
1152 AC_TRY_RUN(
1153         [
1154 #include <string.h>
1155 #include <openssl/opensslv.h>
1156 int main(void) { exit(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
1157         ],
1158         [
1159                 AC_MSG_RESULT(yes)
1160         ],
1161         [
1162                 AC_MSG_RESULT(no)
1163                 AC_MSG_ERROR(Your OpenSSL headers do not match your library)
1164         ]
1165 )
1166
1167 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
1168 # version in OpenSSL. Skip this for PAM
1169 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
1170         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
1171 fi
1172
1173
1174 ### Configure cryptographic random number support
1175
1176 # Check wheter OpenSSL seeds itself
1177 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
1178 AC_TRY_RUN(
1179         [
1180 #include <string.h>
1181 #include <openssl/rand.h>
1182 int main(void) { exit(RAND_status() == 1 ? 0 : 1); }
1183         ],
1184         [
1185                 OPENSSL_SEEDS_ITSELF=yes
1186                 AC_MSG_RESULT(yes)
1187         ],
1188         [
1189                 AC_MSG_RESULT(no)
1190                 # Default to use of the rand helper if OpenSSL doesn't
1191                 # seed itself
1192                 USE_RAND_HELPER=yes
1193         ]
1194 )
1195
1196
1197 # Do we want to force the use of the rand helper?
1198 AC_ARG_WITH(rand-helper,
1199         [  --with-rand-helper      Use subprocess to gather strong randomness ],
1200         [
1201                 if test "x$withval" = "xno" ; then
1202                         # Force use of OpenSSL's internal RNG, even if
1203                         # the previous test showed it to be unseeded.
1204                         if test -z "$OPENSSL_SEEDS_ITSELF" ; then
1205                                 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
1206                                 OPENSSL_SEEDS_ITSELF=yes
1207                                 USE_RAND_HELPER=""
1208                         fi
1209                 else
1210                         USE_RAND_HELPER=yes
1211                 fi
1212         ],
1213 )
1214
1215 # Which randomness source do we use?
1216 if test ! -z "$OPENSSL_SEEDS_ITSELF" -a -z "$USE_RAND_HELPER" ; then
1217         # OpenSSL only
1218         AC_DEFINE(OPENSSL_PRNG_ONLY)
1219         RAND_MSG="OpenSSL internal ONLY"
1220         INSTALL_SSH_RAND_HELPER=""
1221 elif test ! -z "$USE_RAND_HELPER" ; then
1222         # install rand helper
1223         RAND_MSG="ssh-rand-helper"
1224         INSTALL_SSH_RAND_HELPER="yes"
1225 fi
1226 AC_SUBST(INSTALL_SSH_RAND_HELPER)
1227
1228 ### Configuration of ssh-rand-helper
1229
1230 # PRNGD TCP socket
1231 AC_ARG_WITH(prngd-port,
1232         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD TCP localhost:PORT],
1233         [
1234                 case "$withval" in
1235                 no)
1236                         withval=""
1237                         ;;
1238                 [[0-9]]*)
1239                         ;;
1240                 *)
1241                         AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
1242                         ;;
1243                 esac
1244                 if test ! -z "$withval" ; then
1245                         PRNGD_PORT="$withval"
1246                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
1247                 fi
1248         ]
1249 )
1250
1251 # PRNGD Unix domain socket
1252 AC_ARG_WITH(prngd-socket,
1253         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1254         [
1255                 case "$withval" in
1256                 yes)
1257                         withval="/var/run/egd-pool"
1258                         ;;
1259                 no)
1260                         withval=""
1261                         ;;
1262                 /*)
1263                         ;;
1264                 *)
1265                         AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
1266                         ;;
1267                 esac
1268
1269                 if test ! -z "$withval" ; then
1270                         if test ! -z "$PRNGD_PORT" ; then
1271                                 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
1272                         fi
1273                         if test ! -r "$withval" ; then
1274                                 AC_MSG_WARN(Entropy socket is not readable)
1275                         fi
1276                         PRNGD_SOCKET="$withval"
1277                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1278                 fi
1279         ],
1280         [
1281                 # Check for existing socket only if we don't have a random device already
1282                 if test "$USE_RAND_HELPER" = yes ; then
1283                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1284                         # Insert other locations here
1285                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
1286                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
1287                                         PRNGD_SOCKET="$sock"
1288                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1289                                         break;
1290                                 fi
1291                         done
1292                         if test ! -z "$PRNGD_SOCKET" ; then
1293                                 AC_MSG_RESULT($PRNGD_SOCKET)
1294                         else
1295                                 AC_MSG_RESULT(not found)
1296                         fi
1297                 fi
1298         ]
1299 )
1300
1301 # Change default command timeout for hashing entropy source
1302 entropy_timeout=200
1303 AC_ARG_WITH(entropy-timeout,
1304         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1305         [
1306                 if test "x$withval" != "xno" ; then
1307                         entropy_timeout=$withval
1308                 fi
1309         ]
1310 )
1311 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1312
1313 SSH_PRIVSEP_USER=sshd
1314 AC_ARG_WITH(privsep-user,
1315         [  --with-privsep-user=user Specify non-privileged user for privilege separation],
1316         [
1317                 if test -n "$withval"; then
1318                         SSH_PRIVSEP_USER=$withval
1319                 fi
1320         ]
1321 )
1322 AC_DEFINE_UNQUOTED(SSH_PRIVSEP_USER, "$SSH_PRIVSEP_USER")
1323 AC_SUBST(SSH_PRIVSEP_USER)
1324
1325 # We do this little dance with the search path to insure
1326 # that programs that we select for use by installed programs
1327 # (which may be run by the super-user) come from trusted
1328 # locations before they come from the user's private area.
1329 # This should help avoid accidentally configuring some
1330 # random version of a program in someone's personal bin.
1331
1332 OPATH=$PATH
1333 PATH=/bin:/usr/bin
1334 test -h /bin 2> /dev/null && PATH=/usr/bin
1335 test -d /sbin && PATH=$PATH:/sbin
1336 test -d /usr/sbin && PATH=$PATH:/usr/sbin
1337 PATH=$PATH:/etc:$OPATH
1338
1339 # These programs are used by the command hashing source to gather entropy
1340 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1341 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1342 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1343 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1344 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
1345 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1346 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
1347 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1348 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1349 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1350 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1351 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1352 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1353 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1354 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1355 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1356 # restore PATH
1357 PATH=$OPATH
1358
1359 # Where does ssh-rand-helper get its randomness from?
1360 INSTALL_SSH_PRNG_CMDS=""
1361 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
1362         if test ! -z "$PRNGD_PORT" ; then
1363                 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
1364         elif test ! -z "$PRNGD_SOCKET" ; then
1365                 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
1366         else
1367                 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
1368                 RAND_HELPER_CMDHASH=yes
1369                 INSTALL_SSH_PRNG_CMDS="yes"
1370         fi
1371 fi
1372 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1373
1374
1375 # Cheap hack to ensure NEWS-OS libraries are arranged right.
1376 if test ! -z "$SONY" ; then
1377   LIBS="$LIBS -liberty";
1378 fi
1379
1380 # Checks for data types
1381 AC_CHECK_SIZEOF(char, 1)
1382 AC_CHECK_SIZEOF(short int, 2)
1383 AC_CHECK_SIZEOF(int, 4)
1384 AC_CHECK_SIZEOF(long int, 4)
1385 AC_CHECK_SIZEOF(long long int, 8)
1386
1387 # Sanity check long long for some platforms (AIX)
1388 if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
1389         ac_cv_sizeof_long_long_int=0
1390 fi
1391
1392 # More checks for data types
1393 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
1394         AC_TRY_COMPILE(
1395                 [ #include <sys/types.h> ],
1396                 [ u_int a; a = 1;],
1397                 [ ac_cv_have_u_int="yes" ],
1398                 [ ac_cv_have_u_int="no" ]
1399         )
1400 ])
1401 if test "x$ac_cv_have_u_int" = "xyes" ; then
1402         AC_DEFINE(HAVE_U_INT)
1403         have_u_int=1
1404 fi
1405
1406 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
1407         AC_TRY_COMPILE(
1408                 [ #include <sys/types.h> ],
1409                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1410                 [ ac_cv_have_intxx_t="yes" ],
1411                 [ ac_cv_have_intxx_t="no" ]
1412         )
1413 ])
1414 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
1415         AC_DEFINE(HAVE_INTXX_T)
1416         have_intxx_t=1
1417 fi
1418
1419 if (test -z "$have_intxx_t" && \
1420            test "x$ac_cv_header_stdint_h" = "xyes")
1421 then
1422     AC_MSG_CHECKING([for intXX_t types in stdint.h])
1423         AC_TRY_COMPILE(
1424                 [ #include <stdint.h> ],
1425                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1426                 [
1427                         AC_DEFINE(HAVE_INTXX_T)
1428                         AC_MSG_RESULT(yes)
1429                 ],
1430                 [ AC_MSG_RESULT(no) ]
1431         )
1432 fi
1433
1434 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
1435         AC_TRY_COMPILE(
1436                 [
1437 #include <sys/types.h>
1438 #ifdef HAVE_STDINT_H
1439 # include <stdint.h>
1440 #endif
1441 #include <sys/socket.h>
1442 #ifdef HAVE_SYS_BITYPES_H
1443 # include <sys/bitypes.h>
1444 #endif
1445                 ],
1446                 [ int64_t a; a = 1;],
1447                 [ ac_cv_have_int64_t="yes" ],
1448                 [ ac_cv_have_int64_t="no" ]
1449         )
1450 ])
1451 if test "x$ac_cv_have_int64_t" = "xyes" ; then
1452         AC_DEFINE(HAVE_INT64_T)
1453 fi
1454
1455 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
1456         AC_TRY_COMPILE(
1457                 [ #include <sys/types.h> ],
1458                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1459                 [ ac_cv_have_u_intxx_t="yes" ],
1460                 [ ac_cv_have_u_intxx_t="no" ]
1461         )
1462 ])
1463 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
1464         AC_DEFINE(HAVE_U_INTXX_T)
1465         have_u_intxx_t=1
1466 fi
1467
1468 if test -z "$have_u_intxx_t" ; then
1469     AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
1470         AC_TRY_COMPILE(
1471                 [ #include <sys/socket.h> ],
1472                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1473                 [
1474                         AC_DEFINE(HAVE_U_INTXX_T)
1475                         AC_MSG_RESULT(yes)
1476                 ],
1477                 [ AC_MSG_RESULT(no) ]
1478         )
1479 fi
1480
1481 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
1482         AC_TRY_COMPILE(
1483                 [ #include <sys/types.h> ],
1484                 [ u_int64_t a; a = 1;],
1485                 [ ac_cv_have_u_int64_t="yes" ],
1486                 [ ac_cv_have_u_int64_t="no" ]
1487         )
1488 ])
1489 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
1490         AC_DEFINE(HAVE_U_INT64_T)
1491         have_u_int64_t=1
1492 fi
1493
1494 if test -z "$have_u_int64_t" ; then
1495     AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
1496         AC_TRY_COMPILE(
1497                 [ #include <sys/bitypes.h> ],
1498                 [ u_int64_t a; a = 1],
1499                 [
1500                         AC_DEFINE(HAVE_U_INT64_T)
1501                         AC_MSG_RESULT(yes)
1502                 ],
1503                 [ AC_MSG_RESULT(no) ]
1504         )
1505 fi
1506
1507 if test -z "$have_u_intxx_t" ; then
1508         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
1509                 AC_TRY_COMPILE(
1510                         [
1511 #include <sys/types.h>
1512                         ],
1513                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
1514                         [ ac_cv_have_uintxx_t="yes" ],
1515                         [ ac_cv_have_uintxx_t="no" ]
1516                 )
1517         ])
1518         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
1519                 AC_DEFINE(HAVE_UINTXX_T)
1520         fi
1521 fi
1522
1523 if test -z "$have_uintxx_t" ; then
1524     AC_MSG_CHECKING([for uintXX_t types in stdint.h])
1525         AC_TRY_COMPILE(
1526                 [ #include <stdint.h> ],
1527                 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
1528                 [
1529                         AC_DEFINE(HAVE_UINTXX_T)
1530                         AC_MSG_RESULT(yes)
1531                 ],
1532                 [ AC_MSG_RESULT(no) ]
1533         )
1534 fi
1535
1536 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
1537            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
1538 then
1539         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
1540         AC_TRY_COMPILE(
1541                 [
1542 #include <sys/bitypes.h>
1543                 ],
1544                 [
1545                         int8_t a; int16_t b; int32_t c;
1546                         u_int8_t e; u_int16_t f; u_int32_t g;
1547                         a = b = c = e = f = g = 1;
1548                 ],
1549                 [
1550                         AC_DEFINE(HAVE_U_INTXX_T)
1551                         AC_DEFINE(HAVE_INTXX_T)
1552                         AC_MSG_RESULT(yes)
1553                 ],
1554                 [AC_MSG_RESULT(no)]
1555         )
1556 fi
1557
1558
1559 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
1560         AC_TRY_COMPILE(
1561                 [
1562 #include <sys/types.h>
1563                 ],
1564                 [ u_char foo; foo = 125; ],
1565                 [ ac_cv_have_u_char="yes" ],
1566                 [ ac_cv_have_u_char="no" ]
1567         )
1568 ])
1569 if test "x$ac_cv_have_u_char" = "xyes" ; then
1570         AC_DEFINE(HAVE_U_CHAR)
1571 fi
1572
1573 TYPE_SOCKLEN_T
1574
1575 AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
1576
1577 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
1578         AC_TRY_COMPILE(
1579                 [
1580 #include <sys/types.h>
1581                 ],
1582                 [ size_t foo; foo = 1235; ],
1583                 [ ac_cv_have_size_t="yes" ],
1584                 [ ac_cv_have_size_t="no" ]
1585         )
1586 ])
1587 if test "x$ac_cv_have_size_t" = "xyes" ; then
1588         AC_DEFINE(HAVE_SIZE_T)
1589 fi
1590
1591 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
1592         AC_TRY_COMPILE(
1593                 [
1594 #include <sys/types.h>
1595                 ],
1596                 [ ssize_t foo; foo = 1235; ],
1597                 [ ac_cv_have_ssize_t="yes" ],
1598                 [ ac_cv_have_ssize_t="no" ]
1599         )
1600 ])
1601 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
1602         AC_DEFINE(HAVE_SSIZE_T)
1603 fi
1604
1605 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
1606         AC_TRY_COMPILE(
1607                 [
1608 #include <time.h>
1609                 ],
1610                 [ clock_t foo; foo = 1235; ],
1611                 [ ac_cv_have_clock_t="yes" ],
1612                 [ ac_cv_have_clock_t="no" ]
1613         )
1614 ])
1615 if test "x$ac_cv_have_clock_t" = "xyes" ; then
1616         AC_DEFINE(HAVE_CLOCK_T)
1617 fi
1618
1619 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
1620         AC_TRY_COMPILE(
1621                 [
1622 #include <sys/types.h>
1623 #include <sys/socket.h>
1624                 ],
1625                 [ sa_family_t foo; foo = 1235; ],
1626                 [ ac_cv_have_sa_family_t="yes" ],
1627                 [ AC_TRY_COMPILE(
1628                   [
1629 #include <sys/types.h>
1630 #include <sys/socket.h>
1631 #include <netinet/in.h>
1632                 ],
1633                 [ sa_family_t foo; foo = 1235; ],
1634                 [ ac_cv_have_sa_family_t="yes" ],
1635
1636                 [ ac_cv_have_sa_family_t="no" ]
1637         )]
1638         )
1639 ])
1640 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
1641         AC_DEFINE(HAVE_SA_FAMILY_T)
1642 fi
1643
1644 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
1645         AC_TRY_COMPILE(
1646                 [
1647 #include <sys/types.h>
1648                 ],
1649                 [ pid_t foo; foo = 1235; ],
1650                 [ ac_cv_have_pid_t="yes" ],
1651                 [ ac_cv_have_pid_t="no" ]
1652         )
1653 ])
1654 if test "x$ac_cv_have_pid_t" = "xyes" ; then
1655         AC_DEFINE(HAVE_PID_T)
1656 fi
1657
1658 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1659         AC_TRY_COMPILE(
1660                 [
1661 #include <sys/types.h>
1662                 ],
1663                 [ mode_t foo; foo = 1235; ],
1664                 [ ac_cv_have_mode_t="yes" ],
1665                 [ ac_cv_have_mode_t="no" ]
1666         )
1667 ])
1668 if test "x$ac_cv_have_mode_t" = "xyes" ; then
1669         AC_DEFINE(HAVE_MODE_T)
1670 fi
1671
1672
1673 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1674         AC_TRY_COMPILE(
1675                 [
1676 #include <sys/types.h>
1677 #include <sys/socket.h>
1678                 ],
1679                 [ struct sockaddr_storage s; ],
1680                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1681                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1682         )
1683 ])
1684 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1685         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1686 fi
1687
1688 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1689         AC_TRY_COMPILE(
1690                 [
1691 #include <sys/types.h>
1692 #include <netinet/in.h>
1693                 ],
1694                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1695                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1696                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1697         )
1698 ])
1699 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1700         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1701 fi
1702
1703 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1704         AC_TRY_COMPILE(
1705                 [
1706 #include <sys/types.h>
1707 #include <netinet/in.h>
1708                 ],
1709                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1710                 [ ac_cv_have_struct_in6_addr="yes" ],
1711                 [ ac_cv_have_struct_in6_addr="no" ]
1712         )
1713 ])
1714 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1715         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1716 fi
1717
1718 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1719         AC_TRY_COMPILE(
1720                 [
1721 #include <sys/types.h>
1722 #include <sys/socket.h>
1723 #include <netdb.h>
1724                 ],
1725                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1726                 [ ac_cv_have_struct_addrinfo="yes" ],
1727                 [ ac_cv_have_struct_addrinfo="no" ]
1728         )
1729 ])
1730 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1731         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1732 fi
1733
1734 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1735         AC_TRY_COMPILE(
1736                 [ #include <sys/time.h> ],
1737                 [ struct timeval tv; tv.tv_sec = 1;],
1738                 [ ac_cv_have_struct_timeval="yes" ],
1739                 [ ac_cv_have_struct_timeval="no" ]
1740         )
1741 ])
1742 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1743         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1744         have_struct_timeval=1
1745 fi
1746
1747 AC_CHECK_TYPES(struct timespec)
1748
1749 # We need int64_t or else certian parts of the compile will fail.
1750 if test "x$ac_cv_have_int64_t" = "xno" -a \
1751         "x$ac_cv_sizeof_long_int" != "x8" -a \
1752         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1753         echo "OpenSSH requires int64_t support.  Contact your vendor or install"
1754         echo "an alternative compiler (I.E., GCC) before continuing."
1755         echo ""
1756         exit 1;
1757 else
1758 dnl test snprintf (broken on SCO w/gcc)
1759         AC_TRY_RUN(
1760                 [
1761 #include <stdio.h>
1762 #include <string.h>
1763 #ifdef HAVE_SNPRINTF
1764 main()
1765 {
1766         char buf[50];
1767         char expected_out[50];
1768         int mazsize = 50 ;
1769 #if (SIZEOF_LONG_INT == 8)
1770         long int num = 0x7fffffffffffffff;
1771 #else
1772         long long num = 0x7fffffffffffffffll;
1773 #endif
1774         strcpy(expected_out, "9223372036854775807");
1775         snprintf(buf, mazsize, "%lld", num);
1776         if(strcmp(buf, expected_out) != 0)
1777                 exit(1);
1778         exit(0);
1779 }
1780 #else
1781 main() { exit(0); }
1782 #endif
1783                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1784         )
1785 fi
1786
1787 dnl Checks for structure members
1788 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1789 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1790 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1791 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1792 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1793 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1794 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1795 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1796 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1797 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1798 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1799 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1800 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1801 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1802 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1803 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1804 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1805
1806 AC_CHECK_MEMBERS([struct stat.st_blksize])
1807
1808 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1809                 ac_cv_have_ss_family_in_struct_ss, [
1810         AC_TRY_COMPILE(
1811                 [
1812 #include <sys/types.h>
1813 #include <sys/socket.h>
1814                 ],
1815                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1816                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1817                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1818         )
1819 ])
1820 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1821         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1822 fi
1823
1824 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1825                 ac_cv_have___ss_family_in_struct_ss, [
1826         AC_TRY_COMPILE(
1827                 [
1828 #include <sys/types.h>
1829 #include <sys/socket.h>
1830                 ],
1831                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1832                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1833                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1834         )
1835 ])
1836 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1837         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1838 fi
1839
1840 AC_CACHE_CHECK([for pw_class field in struct passwd],
1841                 ac_cv_have_pw_class_in_struct_passwd, [
1842         AC_TRY_COMPILE(
1843                 [
1844 #include <pwd.h>
1845                 ],
1846                 [ struct passwd p; p.pw_class = 0; ],
1847                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1848                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1849         )
1850 ])
1851 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1852         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1853 fi
1854
1855 AC_CACHE_CHECK([for pw_expire field in struct passwd],
1856                 ac_cv_have_pw_expire_in_struct_passwd, [
1857         AC_TRY_COMPILE(
1858                 [
1859 #include <pwd.h>
1860                 ],
1861                 [ struct passwd p; p.pw_expire = 0; ],
1862                 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1863                 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1864         )
1865 ])
1866 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1867         AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1868 fi
1869
1870 AC_CACHE_CHECK([for pw_change field in struct passwd],
1871                 ac_cv_have_pw_change_in_struct_passwd, [
1872         AC_TRY_COMPILE(
1873                 [
1874 #include <pwd.h>
1875                 ],
1876                 [ struct passwd p; p.pw_change = 0; ],
1877                 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1878                 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
1879         )
1880 ])
1881 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1882         AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1883 fi
1884
1885 dnl make sure we're using the real structure members and not defines
1886 AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
1887                 ac_cv_have_accrights_in_msghdr, [
1888         AC_TRY_RUN(
1889                 [
1890 #include <sys/types.h>
1891 #include <sys/socket.h>
1892 #include <sys/uio.h>
1893 int main() {
1894 #ifdef msg_accrights
1895 exit(1);
1896 #endif
1897 struct msghdr m;
1898 m.msg_accrights = 0;
1899 exit(0);
1900 }
1901                 ],
1902                 [ ac_cv_have_accrights_in_msghdr="yes" ],
1903                 [ ac_cv_have_accrights_in_msghdr="no" ]
1904         )
1905 ])
1906 if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
1907         AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR)
1908 fi
1909
1910 AC_CACHE_CHECK([for msg_control field in struct msghdr],
1911                 ac_cv_have_control_in_msghdr, [
1912         AC_TRY_RUN(
1913                 [
1914 #include <sys/types.h>
1915 #include <sys/socket.h>
1916 #include <sys/uio.h>
1917 int main() {
1918 #ifdef msg_control
1919 exit(1);
1920 #endif
1921 struct msghdr m;
1922 m.msg_control = 0;
1923 exit(0);
1924 }
1925                 ],
1926                 [ ac_cv_have_control_in_msghdr="yes" ],
1927                 [ ac_cv_have_control_in_msghdr="no" ]
1928         )
1929 ])
1930 if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
1931         AC_DEFINE(HAVE_CONTROL_IN_MSGHDR)
1932 fi
1933
1934 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1935         AC_TRY_LINK([],
1936                 [ extern char *__progname; printf("%s", __progname); ],
1937                 [ ac_cv_libc_defines___progname="yes" ],
1938                 [ ac_cv_libc_defines___progname="no" ]
1939         )
1940 ])
1941 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1942         AC_DEFINE(HAVE___PROGNAME)
1943 fi
1944
1945 AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
1946         AC_TRY_LINK([
1947 #include <stdio.h>
1948 ],
1949                 [ printf("%s", __FUNCTION__); ],
1950                 [ ac_cv_cc_implements___FUNCTION__="yes" ],
1951                 [ ac_cv_cc_implements___FUNCTION__="no" ]
1952         )
1953 ])
1954 if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
1955         AC_DEFINE(HAVE___FUNCTION__)
1956 fi
1957
1958 AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
1959         AC_TRY_LINK([
1960 #include <stdio.h>
1961 ],
1962                 [ printf("%s", __func__); ],
1963                 [ ac_cv_cc_implements___func__="yes" ],
1964                 [ ac_cv_cc_implements___func__="no" ]
1965         )
1966 ])
1967 if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
1968         AC_DEFINE(HAVE___func__)
1969 fi
1970
1971 AC_CACHE_CHECK([whether getopt has optreset support],
1972                 ac_cv_have_getopt_optreset, [
1973         AC_TRY_LINK(
1974                 [
1975 #include <getopt.h>
1976                 ],
1977                 [ extern int optreset; optreset = 0; ],
1978                 [ ac_cv_have_getopt_optreset="yes" ],
1979                 [ ac_cv_have_getopt_optreset="no" ]
1980         )
1981 ])
1982 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1983         AC_DEFINE(HAVE_GETOPT_OPTRESET)
1984 fi
1985
1986 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1987         AC_TRY_LINK([],
1988                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1989                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1990                 [ ac_cv_libc_defines_sys_errlist="no" ]
1991         )
1992 ])
1993 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1994         AC_DEFINE(HAVE_SYS_ERRLIST)
1995 fi
1996
1997
1998 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1999         AC_TRY_LINK([],
2000                 [ extern int sys_nerr; printf("%i", sys_nerr);],
2001                 [ ac_cv_libc_defines_sys_nerr="yes" ],
2002                 [ ac_cv_libc_defines_sys_nerr="no" ]
2003         )
2004 ])
2005 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
2006         AC_DEFINE(HAVE_SYS_NERR)
2007 fi
2008
2009 SCARD_MSG="no"
2010
2011 # Check whether user wants sectok support
2012 AC_ARG_WITH(sectok,
2013         [  --with-sectok           Enable smartcard support using libsectok],
2014         [
2015                 if test "x$withval" != "xno" ; then
2016                         if test "x$withval" != "xyes" ; then
2017                                 CPPFLAGS="$CPPFLAGS -I${withval}"
2018                                 LDFLAGS="$LDFLAGS -L${withval}"
2019                                 if test ! -z "$need_dash_r" ; then
2020                                         LDFLAGS="$LDFLAGS -R${withval}"
2021                                 fi
2022                                 if test ! -z "$blibpath" ; then
2023                                         blibpath="$blibpath:${withval}"
2024                                 fi
2025                         fi
2026                         AC_CHECK_HEADERS(sectok.h)
2027                         if test "$ac_cv_header_sectok_h" != yes; then
2028                                 AC_MSG_ERROR(Can't find sectok.h)
2029                         fi
2030                         AC_CHECK_LIB(sectok, sectok_open)
2031                         if test "$ac_cv_lib_sectok_sectok_open" != yes; then
2032                                 AC_MSG_ERROR(Can't find libsectok)
2033                         fi
2034                         AC_DEFINE(SMARTCARD)
2035                         AC_DEFINE(USE_SECTOK)
2036                         SCARD_MSG="yes, using sectok"
2037                 fi
2038         ]
2039 )
2040
2041 # Check whether user wants OpenSC support
2042 AC_ARG_WITH(opensc,
2043         AC_HELP_STRING([--with-opensc=PFX],
2044                        [Enable smartcard support using OpenSC]),
2045         opensc_config_prefix="$withval", opensc_config_prefix="")
2046 if test x$opensc_config_prefix != x ; then
2047   OPENSC_CONFIG=$opensc_config_prefix/bin/opensc-config
2048   AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no)
2049   if test "$OPENSC_CONFIG" != "no"; then
2050     LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags`
2051     LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs`
2052     CPPFLAGS="$CPPFLAGS $LIBOPENSC_CFLAGS"
2053     LDFLAGS="$LDFLAGS $LIBOPENSC_LIBS"
2054     AC_DEFINE(SMARTCARD)
2055     AC_DEFINE(USE_OPENSC)
2056     SCARD_MSG="yes, using OpenSC"
2057   fi
2058 fi
2059
2060 # Check whether user wants Kerberos 5 support
2061 KRB5_MSG="no"
2062 AC_ARG_WITH(kerberos5,
2063         [  --with-kerberos5=PATH   Enable Kerberos 5 support],
2064         [
2065                 if test "x$withval" != "xno" ; then
2066                         if test "x$withval" = "xyes" ; then
2067                                 KRB5ROOT="/usr/local"
2068                         else
2069                                 KRB5ROOT=${withval}
2070                         fi
2071                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
2072                         LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
2073                         AC_DEFINE(KRB5)
2074                         KRB5_MSG="yes"
2075                         AC_MSG_CHECKING(whether we are using Heimdal)
2076                         AC_TRY_COMPILE([ #include <krb5.h> ],
2077                                        [ char *tmp = heimdal_version; ],
2078                                        [ AC_MSG_RESULT(yes)
2079                                          AC_DEFINE(HEIMDAL)
2080                                          K5LIBS="-lkrb5 -ldes -lcom_err -lasn1 -lroken"
2081                                        ],
2082                                        [ AC_MSG_RESULT(no)
2083                                          K5LIBS="-lkrb5 -lk5crypto -lcom_err"
2084                                        ]
2085                         )
2086                         if test ! -z "$need_dash_r" ; then
2087                                 LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
2088                         fi
2089                         if test ! -z "$blibpath" ; then
2090                                 blibpath="$blibpath:${KRB5ROOT}/lib"
2091                         fi
2092                         AC_CHECK_LIB(resolv, dn_expand, , )
2093
2094                         # If we're using some other GSSAPI
2095                         if test "$GSSAPI" -a "$GSSAPI" != "mechglue"; then
2096                                 AC_MSG_ERROR([$GSSAPI GSSAPI library conflicts with Kerberos support.  Use mechglue instead.])
2097                         fi
2098                         AC_CHECK_LIB(gssapi,gss_init_sec_context,
2099                                 [ AC_DEFINE(GSSAPI)
2100                                   K5LIBS="-lgssapi $K5LIBS" ],
2101                                 [ AC_CHECK_LIB(gssapi_krb5,gss_init_sec_context,
2102                                         [ AC_DEFINE(GSSAPI)
2103                                           K5LIBS="-lgssapi_krb5 $K5LIBS" ],
2104                                         AC_MSG_WARN([Cannot find any suitable gss-api library - build may fail]),
2105                                         $K5LIBS)
2106                                 ],
2107                                 $K5LIBS)
2108
2109                         AC_CHECK_HEADER(gssapi.h, ,
2110                                 [ unset ac_cv_header_gssapi_h
2111                                   CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
2112                                   AC_CHECK_HEADERS(gssapi.h, ,
2113                                         AC_MSG_WARN([Cannot find any suitable gss-api header - build may fail])
2114                                   )
2115                                 ]
2116                         )
2117
2118                         AC_CHECK_LIB(gssapi, gss_krb5_copy_ccache, /bin/true,
2119                                 [ K5LIBS="-lgssapi_krb5 $K5LIBS"
2120                                   AC_CHECK_LIB(gssapi_krb5, gss_krb5_copy_ccache, /bin/true,
2121                                         AC_MSG_WARN([Cannot find gss_krb5_copy_ccache -- build may fail]),
2122                                         $K5LIBS)
2123                                 ],
2124                                 $K5LIBS)
2125
2126                         oldCPP="$CPPFLAGS"
2127                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
2128                         AC_CHECK_HEADER(gssapi_krb5.h, ,
2129                                         [ CPPFLAGS="$oldCPP" ])
2130
2131                         if test -z "$GSSAPI"; then
2132                                 GSSAPI="KRB5";
2133                         fi
2134
2135                         KRB5=yes
2136                 fi
2137         ]
2138 )
2139 # Check whether user wants Kerberos 4 support
2140 KRB4_MSG="no"
2141 AC_ARG_WITH(kerberos4,
2142         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
2143         [
2144                 if test "x$withval" != "xno" ; then
2145                         if test "x$withval" != "xyes" ; then
2146                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
2147                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
2148                                 if test ! -z "$need_dash_r" ; then
2149                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
2150                                 fi
2151                                 if test ! -z "$blibpath" ; then
2152                                         blibpath="$blibpath:${withval}/lib"
2153                                 fi
2154                         else
2155                                 if test -d /usr/include/kerberosIV ; then
2156                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
2157                                 fi
2158                         fi
2159
2160                         AC_CHECK_HEADERS(krb.h)
2161                         if test "$ac_cv_header_krb_h" != yes; then
2162                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
2163                         fi
2164                         AC_CHECK_LIB(krb, main)
2165                         if test "$ac_cv_lib_krb_main" != yes; then
2166                                 AC_CHECK_LIB(krb4, main)
2167                                 if test "$ac_cv_lib_krb4_main" != yes; then
2168                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
2169                                 else
2170                                         KLIBS="-lkrb4"
2171                                 fi
2172                         else
2173                                 KLIBS="-lkrb"
2174                         fi
2175                         AC_CHECK_LIB(des, des_cbc_encrypt)
2176                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
2177                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
2178                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
2179                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
2180                                 else
2181                                         KLIBS="-ldes425"
2182                                 fi
2183                         else
2184                                 KLIBS="-ldes"
2185                         fi
2186                         AC_CHECK_LIB(resolv, dn_expand, , )
2187                         KRB4=yes
2188                         KRB4_MSG="yes"
2189                         AC_DEFINE(KRB4)
2190                 fi
2191         ]
2192 )
2193
2194 # Check whether user wants AFS_KRB5 support
2195 AFS_KRB5_MSG="no"
2196 AC_ARG_WITH(afs-krb5,
2197         [  --with-afs-krb5[[=AKLOG_PATH]]  Enable aklog to get token (default=/usr/bin/aklog).],
2198         [
2199                 if test "x$withval" != "xno" ; then
2200
2201                         if test "x$withval" != "xyes" ; then
2202                                 AC_DEFINE_UNQUOTED(AKLOG_PATH, "$withval")
2203                         else
2204                                 AC_DEFINE_UNQUOTED(AKLOG_PATH, "/usr/bin/aklog")
2205                         fi
2206
2207                         if test -z "$KRB5" ; then
2208                                 AC_MSG_WARN([AFS_KRB5 requires Kerberos 5 support, build may fail])
2209                         fi
2210
2211                         LIBS="-lkrbafs $LIBS"
2212                         if test ! -z "$AFS_LIBS" ; then
2213                                 LIBS="$LIBS $AFS_LIBS"
2214                         fi
2215                         AC_DEFINE(AFS_KRB5)
2216                         AFS_KRB5_MSG="yes"
2217                 fi
2218         ]
2219 )
2220
2221 # Check whether user wants AFS support
2222 AFS_MSG="no"
2223 AC_ARG_WITH(afs,
2224         [  --with-afs=PATH         Enable AFS support],
2225         [
2226                 if test "x$withval" != "xno" ; then
2227
2228                         if test "x$withval" != "xyes" ; then
2229                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
2230                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
2231                         fi
2232
2233                         if test -z "$KRB4" ; then
2234                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
2235                         fi
2236
2237                         LIBS="-lkafs $LIBS"
2238                         if test ! -z "$AFS_LIBS" ; then
2239                                 LIBS="$LIBS $AFS_LIBS"
2240                         fi
2241                         AC_DEFINE(AFS)
2242                         AFS_MSG="yes"
2243                 fi
2244         ]
2245 )
2246 LIBS="$LIBS $KLIBS $K5LIBS"
2247
2248 # Looking for programs, paths and files
2249
2250 PRIVSEP_PATH=/var/empty
2251 AC_ARG_WITH(privsep-path,
2252         [  --with-privsep-path=xxx Path for privilege separation chroot (default=/var/empty)],
2253         [
2254                 if test "x$withval" != "$no" ; then
2255                         PRIVSEP_PATH=$withval
2256                 fi
2257         ]
2258 )
2259 AC_SUBST(PRIVSEP_PATH)
2260
2261 AC_ARG_WITH(xauth,
2262         [  --with-xauth=PATH       Specify path to xauth program ],
2263         [
2264                 if test "x$withval" != "xno" ; then
2265                         xauth_path=$withval
2266                 fi
2267         ],
2268         [
2269                 TestPath="$PATH"
2270                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/X/bin"
2271                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/bin/X11"
2272                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/X11R6/bin"
2273                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/openwin/bin"
2274                 AC_PATH_PROG(xauth_path, xauth, , $TestPath)
2275                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
2276                         xauth_path="/usr/openwin/bin/xauth"
2277                 fi
2278         ]
2279 )
2280
2281 STRIP_OPT=-s
2282 AC_ARG_ENABLE(strip,
2283         [  --disable-strip         Disable calling strip(1) on install],
2284         [
2285                 if test "x$enableval" = "xno" ; then
2286                         STRIP_OPT=
2287                 fi
2288         ]
2289 )
2290 AC_SUBST(STRIP_OPT)
2291
2292 if test -z "$xauth_path" ; then
2293         XAUTH_PATH="undefined"
2294         AC_SUBST(XAUTH_PATH)
2295 else
2296         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
2297         XAUTH_PATH=$xauth_path
2298         AC_SUBST(XAUTH_PATH)
2299 fi
2300
2301 # Check for mail directory (last resort if we cannot get it from headers)
2302 if test ! -z "$MAIL" ; then
2303         maildir=`dirname $MAIL`
2304         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
2305 fi
2306
2307 if test -z "$no_dev_ptmx" ; then
2308         if test "x$disable_ptmx_check" != "xyes" ; then
2309                 AC_CHECK_FILE("/dev/ptmx",
2310                         [
2311                                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
2312                                 have_dev_ptmx=1
2313                         ]
2314                 )
2315         fi
2316 fi
2317 AC_CHECK_FILE("/dev/ptc",
2318         [
2319                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
2320                 have_dev_ptc=1
2321         ]
2322 )
2323
2324 # Options from here on. Some of these are preset by platform above
2325 AC_ARG_WITH(mantype,
2326         [  --with-mantype=man|cat|doc  Set man page type],
2327         [
2328                 case "$withval" in
2329                 man|cat|doc)
2330                         MANTYPE=$withval
2331                         ;;
2332                 *)
2333                         AC_MSG_ERROR(invalid man type: $withval)
2334                         ;;
2335                 esac
2336         ]
2337 )
2338 if test -z "$MANTYPE"; then
2339         TestPath="/usr/bin${PATH_SEPARATOR}/usr/ucb"
2340         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, $TestPath)
2341         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
2342                 MANTYPE=doc
2343         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
2344                 MANTYPE=man
2345         else
2346                 MANTYPE=cat
2347         fi
2348 fi
2349 AC_SUBST(MANTYPE)
2350 if test "$MANTYPE" = "doc"; then
2351         mansubdir=man;
2352 else
2353         mansubdir=$MANTYPE;
2354 fi
2355 AC_SUBST(mansubdir)
2356
2357 # Check whether to enable MD5 passwords
2358 MD5_MSG="no"
2359 AC_ARG_WITH(md5-passwords,
2360         [  --with-md5-passwords    Enable use of MD5 passwords],
2361         [
2362                 if test "x$withval" != "xno" ; then
2363                         AC_DEFINE(HAVE_MD5_PASSWORDS)
2364                         MD5_MSG="yes"
2365                 fi
2366         ]
2367 )
2368
2369 # Whether to disable shadow password support
2370 AC_ARG_WITH(shadow,
2371         [  --without-shadow        Disable shadow password support],
2372         [
2373                 if test "x$withval" = "xno" ; then
2374                         AC_DEFINE(DISABLE_SHADOW)
2375                         disable_shadow=yes
2376                 fi
2377         ]
2378 )
2379
2380 if test -z "$disable_shadow" ; then
2381         AC_MSG_CHECKING([if the systems has expire shadow information])
2382         AC_TRY_COMPILE(
2383         [
2384 #include <sys/types.h>
2385 #include <shadow.h>
2386         struct spwd sp;
2387         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
2388         [ sp_expire_available=yes ], []
2389         )
2390
2391         if test "x$sp_expire_available" = "xyes" ; then
2392                 AC_MSG_RESULT(yes)
2393                 AC_DEFINE(HAS_SHADOW_EXPIRE)
2394         else
2395                 AC_MSG_RESULT(no)
2396         fi
2397 fi
2398
2399 # Use ip address instead of hostname in $DISPLAY
2400 if test ! -z "$IPADDR_IN_DISPLAY" ; then
2401         DISPLAY_HACK_MSG="yes"
2402         AC_DEFINE(IPADDR_IN_DISPLAY)
2403 else
2404         DISPLAY_HACK_MSG="no"
2405         AC_ARG_WITH(ipaddr-display,
2406                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
2407                 [
2408                         if test "x$withval" != "xno" ; then
2409                                 AC_DEFINE(IPADDR_IN_DISPLAY)
2410                                 DISPLAY_HACK_MSG="yes"
2411                         fi
2412                 ]
2413         )
2414 fi
2415
2416 dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
2417 if test $ac_cv_func_login_getcapbool = "yes" -a \
2418         $ac_cv_header_login_cap_h = "yes" ; then
2419         USES_LOGIN_CONF=yes
2420 fi
2421 # Whether to mess with the default path
2422 SERVER_PATH_MSG="(default)"
2423 AC_ARG_WITH(default-path,
2424         [  --with-default-path=    Specify default \$PATH environment for server],
2425         [
2426                 if test "$USES_LOGIN_CONF" = "yes" ; then
2427                         AC_MSG_WARN([
2428 --with-default-path=PATH has no effect on this system.
2429 Edit /etc/login.conf instead.])
2430                 elif test "x$withval" != "xno" ; then
2431                         user_path="$withval"
2432                         SERVER_PATH_MSG="$withval"
2433                 fi
2434         ],
2435         [ if test "$USES_LOGIN_CONF" = "yes" ; then
2436         AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
2437         else
2438         AC_TRY_RUN(
2439                 [
2440 /* find out what STDPATH is */
2441 #include <stdio.h>
2442 #ifdef HAVE_PATHS_H
2443 # include <paths.h>
2444 #endif
2445 #ifndef _PATH_STDPATH
2446 # ifdef _PATH_USERPATH  /* Irix */
2447 #  define _PATH_STDPATH _PATH_USERPATH
2448 # else
2449 #  define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
2450 # endif
2451 #endif
2452 #include <sys/types.h>
2453 #include <sys/stat.h>
2454 #include <fcntl.h>
2455 #define DATA "conftest.stdpath"
2456
2457 main()
2458 {
2459         FILE *fd;
2460         int rc;
2461
2462         fd = fopen(DATA,"w");
2463         if(fd == NULL)
2464                 exit(1);
2465
2466         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
2467                 exit(1);
2468
2469         exit(0);
2470 }
2471                 ], [ user_path=`cat conftest.stdpath` ],
2472                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
2473                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
2474         )
2475         fi ]
2476 )
2477 if test "$USES_LOGIN_CONF" != "yes" ; then
2478         AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
2479         AC_SUBST(user_path)
2480 fi
2481
2482 # Set superuser path separately to user path
2483 AC_ARG_WITH(superuser-path,
2484         [  --with-superuser-path=  Specify different path for super-user],
2485         [
2486                 if test "x$withval" != "xno" ; then
2487                         AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval")
2488                         superuser_path=$withval
2489                 fi
2490         ]
2491 )
2492
2493
2494 # Whether to force IPv4 by default (needed on broken glibc Linux)
2495 IPV4_HACK_MSG="no"
2496 AC_ARG_WITH(ipv4-default,
2497         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
2498         [
2499                 if test "x$withval" != "xno" ; then
2500                         AC_DEFINE(IPV4_DEFAULT)
2501                         IPV4_HACK_MSG="yes"
2502                 fi
2503         ]
2504 )
2505
2506 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
2507 IPV4_IN6_HACK_MSG="no"
2508 AC_ARG_WITH(4in6,
2509         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
2510         [
2511                 if test "x$withval" != "xno" ; then
2512                         AC_MSG_RESULT(yes)
2513                         AC_DEFINE(IPV4_IN_IPV6)
2514                         IPV4_IN6_HACK_MSG="yes"
2515                 else
2516                         AC_MSG_RESULT(no)
2517                 fi
2518         ],[
2519                 if test "x$inet6_default_4in6" = "xyes"; then
2520                         AC_MSG_RESULT([yes (default)])
2521                         AC_DEFINE(IPV4_IN_IPV6)
2522                         IPV4_IN6_HACK_MSG="yes"
2523                 else
2524                         AC_MSG_RESULT([no (default)])
2525                 fi
2526         ]
2527 )
2528
2529 # Whether to enable BSD auth support
2530 BSD_AUTH_MSG=no
2531 AC_ARG_WITH(bsd-auth,
2532         [  --with-bsd-auth         Enable BSD auth support],
2533         [
2534                 if test "x$withval" != "xno" ; then
2535                         AC_DEFINE(BSD_AUTH)
2536                         BSD_AUTH_MSG=yes
2537                 fi
2538         ]
2539 )
2540
2541 dnl allow user to disable some login recording features
2542 AC_ARG_ENABLE(lastlog,
2543         [  --disable-lastlog       disable use of lastlog even if detected [no]],
2544         [ AC_DEFINE(DISABLE_LASTLOG) ]
2545 )
2546 AC_ARG_ENABLE(utmp,
2547         [  --disable-utmp          disable use of utmp even if detected [no]],
2548         [ AC_DEFINE(DISABLE_UTMP) ]
2549 )
2550 AC_ARG_ENABLE(utmpx,
2551         [  --disable-utmpx         disable use of utmpx even if detected [no]],
2552         [ AC_DEFINE(DISABLE_UTMPX) ]
2553 )
2554 AC_ARG_ENABLE(wtmp,
2555         [  --disable-wtmp          disable use of wtmp even if detected [no]],
2556         [ AC_DEFINE(DISABLE_WTMP) ]
2557 )
2558 AC_ARG_ENABLE(wtmpx,
2559         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
2560         [ AC_DEFINE(DISABLE_WTMPX) ]
2561 )
2562 AC_ARG_ENABLE(libutil,
2563         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
2564         [ AC_DEFINE(DISABLE_LOGIN) ]
2565 )
2566 AC_ARG_ENABLE(pututline,
2567         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
2568         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
2569 )
2570 AC_ARG_ENABLE(pututxline,
2571         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
2572         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
2573 )
2574 AC_ARG_WITH(lastlog,
2575   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
2576         [
2577                 if test "x$withval" = "xno" ; then
2578                         AC_DEFINE(DISABLE_LASTLOG)
2579                 else
2580                         conf_lastlog_location=$withval
2581                 fi
2582         ]
2583 )
2584
2585 dnl lastlog, [uw]tmpx? detection
2586 dnl  NOTE: set the paths in the platform section to avoid the
2587 dnl   need for command-line parameters
2588 dnl lastlog and [uw]tmp are subject to a file search if all else fails
2589
2590 dnl lastlog detection
2591 dnl  NOTE: the code itself will detect if lastlog is a directory
2592 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
2593 AC_TRY_COMPILE([
2594 #include <sys/types.h>
2595 #include <utmp.h>
2596 #ifdef HAVE_LASTLOG_H
2597 #  include <lastlog.h>
2598 #endif
2599 #ifdef HAVE_PATHS_H
2600 #  include <paths.h>
2601 #endif
2602 #ifdef HAVE_LOGIN_H
2603 # include <login.h>
2604 #endif
2605         ],
2606         [ char *lastlog = LASTLOG_FILE; ],
2607         [ AC_MSG_RESULT(yes) ],
2608         [
2609                 AC_MSG_RESULT(no)
2610                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
2611                 AC_TRY_COMPILE([
2612 #include <sys/types.h>
2613 #include <utmp.h>
2614 #ifdef HAVE_LASTLOG_H
2615 #  include <lastlog.h>
2616 #endif
2617 #ifdef HAVE_PATHS_H
2618 #  include <paths.h>
2619 #endif
2620                 ],
2621                 [ char *lastlog = _PATH_LASTLOG; ],
2622                 [ AC_MSG_RESULT(yes) ],
2623                 [
2624                         AC_MSG_RESULT(no)
2625                         system_lastlog_path=no
2626                 ])
2627         ]
2628 )
2629
2630 if test -z "$conf_lastlog_location"; then
2631         if test x"$system_lastlog_path" = x"no" ; then
2632                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
2633                                 if (test -d "$f" || test -f "$f") ; then
2634                                         conf_lastlog_location=$f
2635                                 fi
2636                 done
2637                 if test -z "$conf_lastlog_location"; then
2638                         AC_MSG_WARN([** Cannot find lastlog **])
2639                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
2640                 fi
2641         fi
2642 fi
2643
2644 if test -n "$conf_lastlog_location"; then
2645         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
2646 fi
2647
2648 dnl utmp detection
2649 AC_MSG_CHECKING([if your system defines UTMP_FILE])
2650 AC_TRY_COMPILE([
2651 #include <sys/types.h>
2652 #include <utmp.h>
2653 #ifdef HAVE_PATHS_H
2654 #  include <paths.h>
2655 #endif
2656         ],
2657         [ char *utmp = UTMP_FILE; ],
2658         [ AC_MSG_RESULT(yes) ],
2659         [ AC_MSG_RESULT(no)
2660           system_utmp_path=no ]
2661 )
2662 if test -z "$conf_utmp_location"; then
2663         if test x"$system_utmp_path" = x"no" ; then
2664                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
2665                         if test -f $f ; then
2666                                 conf_utmp_location=$f
2667                         fi
2668                 done
2669                 if test -z "$conf_utmp_location"; then
2670                         AC_DEFINE(DISABLE_UTMP)
2671                 fi
2672         fi
2673 fi
2674 if test -n "$conf_utmp_location"; then
2675         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
2676 fi
2677
2678 dnl wtmp detection
2679 AC_MSG_CHECKING([if your system defines WTMP_FILE])
2680 AC_TRY_COMPILE([
2681 #include <sys/types.h>
2682 #include <utmp.h>
2683 #ifdef HAVE_PATHS_H
2684 #  include <paths.h>
2685 #endif
2686         ],
2687         [ char *wtmp = WTMP_FILE; ],
2688         [ AC_MSG_RESULT(yes) ],
2689         [ AC_MSG_RESULT(no)
2690           system_wtmp_path=no ]
2691 )
2692 if test -z "$conf_wtmp_location"; then
2693         if test x"$system_wtmp_path" = x"no" ; then
2694                 for f in /usr/adm/wtmp /var/log/wtmp; do
2695                         if test -f $f ; then
2696                                 conf_wtmp_location=$f
2697                         fi
2698                 done
2699                 if test -z "$conf_wtmp_location"; then
2700                         AC_DEFINE(DISABLE_WTMP)
2701                 fi
2702         fi
2703 fi
2704 if test -n "$conf_wtmp_location"; then
2705         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
2706 fi
2707
2708
2709 dnl utmpx detection - I don't know any system so perverse as to require
2710 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
2711 dnl  there, though.
2712 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
2713 AC_TRY_COMPILE([
2714 #include <sys/types.h>
2715 #include <utmp.h>
2716 #ifdef HAVE_UTMPX_H
2717 #include <utmpx.h>
2718 #endif
2719 #ifdef HAVE_PATHS_H
2720 #  include <paths.h>
2721 #endif
2722         ],
2723         [ char *utmpx = UTMPX_FILE; ],
2724         [ AC_MSG_RESULT(yes) ],
2725         [ AC_MSG_RESULT(no)
2726           system_utmpx_path=no ]
2727 )
2728 if test -z "$conf_utmpx_location"; then
2729         if test x"$system_utmpx_path" = x"no" ; then
2730                 AC_DEFINE(DISABLE_UTMPX)
2731         fi
2732 else
2733         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
2734 fi
2735
2736 dnl wtmpx detection
2737 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
2738 AC_TRY_COMPILE([
2739 #include <sys/types.h>
2740 #include <utmp.h>
2741 #ifdef HAVE_UTMPX_H
2742 #include <utmpx.h>
2743 #endif
2744 #ifdef HAVE_PATHS_H
2745 #  include <paths.h>
2746 #endif
2747         ],
2748         [ char *wtmpx = WTMPX_FILE; ],
2749         [ AC_MSG_RESULT(yes) ],
2750         [ AC_MSG_RESULT(no)
2751           system_wtmpx_path=no ]
2752 )
2753 if test -z "$conf_wtmpx_location"; then
2754         if test x"$system_wtmpx_path" = x"no" ; then
2755                 AC_DEFINE(DISABLE_WTMPX)
2756         fi
2757 else
2758         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
2759 fi
2760
2761
2762 if test ! -z "$blibpath" ; then
2763         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
2764         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
2765 fi
2766
2767 dnl remove pam and dl because they are in $LIBPAM
2768 if test "$PAM_MSG" = yes ; then
2769         LIBS=`echo $LIBS | sed 's/-lpam //'`
2770 fi
2771 if test "$ac_cv_lib_pam_pam_set_item" = yes ; then
2772         LIBS=`echo $LIBS | sed 's/-ldl //'`
2773 fi
2774
2775 AC_EXEEXT
2776 AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
2777 AC_OUTPUT
2778
2779 # Print summary of options
2780
2781 # Someone please show me a better way :)
2782 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2783 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2784 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2785 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2786 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2787 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2788 H=`eval echo ${PRIVSEP_PATH}` ; H=`eval echo ${H}`
2789 I=`eval echo ${user_path}` ; I=`eval echo ${I}`
2790 J=`eval echo ${superuser_path}` ; J=`eval echo ${J}`
2791
2792 echo ""
2793 echo "OpenSSH has been configured with the following options:"
2794 echo "                     User binaries: $B"
2795 echo "                   System binaries: $C"
2796 echo "               Configuration files: $D"
2797 echo "                   Askpass program: $E"
2798 echo "                      Manual pages: $F"
2799 echo "  Privilege separation chroot path: $H"
2800 if test "$USES_LOGIN_CONF" = "yes" ; then
2801 echo "   At runtime, sshd will use the path defined in /etc/login.conf"
2802 else
2803 echo "            sshd default user PATH: $I"
2804 fi
2805 if test ! -z "$superuser_path" ; then
2806 echo "          sshd superuser user PATH: $J"
2807 fi
2808 echo "                    Manpage format: $MANTYPE"
2809 echo "                       PAM support: ${PAM_MSG}"
2810 echo "                KerberosIV support: $KRB4_MSG"
2811 echo "                 KerberosV support: $KRB5_MSG"
2812 echo "                 Smartcard support: $SCARD_MSG"
2813 echo "                       AFS support: $AFS_MSG"
2814 echo "                     S/KEY support: $SKEY_MSG"
2815 echo "              TCP Wrappers support: $TCPW_MSG"
2816 echo "              MD5 password support: $MD5_MSG"
2817 echo "       IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2818 echo "          Use IPv4 by default hack: $IPV4_HACK_MSG"
2819 echo "           Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2820 echo "                  BSD Auth support: $BSD_AUTH_MSG"
2821 echo "              Random number source: $RAND_MSG"
2822 if test ! -z "$USE_RAND_HELPER" ; then
2823 echo "     ssh-rand-helper collects from: $RAND_HELPER_MSG"
2824 fi
2825
2826 echo ""
2827
2828 echo "              Host: ${host}"
2829 echo "          Compiler: ${CC}"
2830 echo "    Compiler flags: ${CFLAGS}"
2831 echo "Preprocessor flags: ${CPPFLAGS}"
2832 echo "      Linker flags: ${LDFLAGS}"
2833 echo "         Libraries: ${LIBWRAP} ${LIBPAM} ${LIBS}"
2834
2835 echo ""
2836
2837 if test "x$PAM_MSG" = "xyes" ; then
2838         echo "PAM is enabled. You may need to install a PAM control file "
2839         echo "for sshd, otherwise password authentication may fail. "
2840         echo "Example PAM control files can be found in the contrib/ "
2841         echo "subdirectory"
2842         echo ""
2843 fi
2844
2845 if test ! -z "$RAND_HELPER_CMDHASH" ; then
2846         echo "WARNING: you are using the builtin random number collection "
2847         echo "service. Please read WARNING.RNG and request that your OS "
2848         echo "vendor includes kernel-based random number collection in "
2849         echo "future versions of your OS."
2850         echo ""
2851 fi
2852