configure.ac

   1 # $Id$
   2
   3 AC_INIT
   4 AC_CONFIG_SRCDIR([ssh.c])
   5
   6 AC_CONFIG_HEADER(config.h)
   7 AC_PROG_CC
   8 AC_CANONICAL_HOST
   9 AC_C_BIGENDIAN
  10
  11 # Checks for programs.
  12 AC_PROG_CPP
  13 AC_PROG_RANLIB
  14 AC_PROG_INSTALL
  15 AC_PATH_PROG(AR, ar)
  16 AC_PATH_PROGS(PERL, perl5 perl)
  17 AC_SUBST(PERL)
  18 AC_PATH_PROG(ENT, ent)
  19 AC_SUBST(ENT)
  20 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  21 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  22 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  23 AC_PATH_PROG(SH, sh)
  24
  25 # System features
  26 AC_SYS_LARGEFILE
  27
  28 if test -z "$AR" ; then
  29         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  30 fi
  31
  32 # Use LOGIN_PROGRAM from environment if possible
  33 if test ! -z "$LOGIN_PROGRAM" ; then
  34         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  35 else
  36         # Search for login
  37         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  38         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  39                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  40         fi
  41 fi
  42
  43 if test -z "$LD" ; then
  44         LD=$CC
  45 fi
  46 AC_SUBST(LD)
  47
  48 AC_C_INLINE
  49 if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
  50         CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wno-uninitialized"
  51 fi
  52
  53 # Check for some target-specific stuff
  54 case "$host" in
  55 *-*-aix*)
  56         AFS_LIBS="-lld"
  57         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  58         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  59         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  60                 AC_MSG_CHECKING([if linkage editor ($LD) accepts -blibpath])
  61                 saved_LDFLAGS="$LDFLAGS"
  62                 LDFLAGS="$LDFLAGS -blibpath:/usr/lib:/lib:/usr/local/lib"
  63                 AC_TRY_LINK([],
  64                         [],
  65                         [
  66                                 AC_MSG_RESULT(yes)
  67                                 blibpath="/usr/lib:/lib:/usr/local/lib"
  68                         ],
  69                         [ AC_MSG_RESULT(no) ]
  70                 )
  71                 LDFLAGS="$saved_LDFLAGS"
  72         fi
  73         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)],
  74                 [AC_CHECK_LIB(s,authenticate,
  75                         [ AC_DEFINE(WITH_AIXAUTHENTICATE)
  76                                 LIBS="$LIBS -ls"
  77                         ])
  78                 ])
  79         AC_DEFINE(BROKEN_GETADDRINFO)
  80         AC_DEFINE(BROKEN_REALPATH)
  81         dnl AIX handles lastlog as part of its login message
  82         AC_DEFINE(DISABLE_LASTLOG)
  83         AC_DEFINE(LOGIN_NEEDS_UTMPX)
  84         ;;
  85 *-*-cygwin*)
  86         LIBS="$LIBS /usr/lib/textmode.o"
  87         AC_DEFINE(HAVE_CYGWIN)
  88         AC_DEFINE(USE_PIPES)
  89         AC_DEFINE(DISABLE_SHADOW)
  90         AC_DEFINE(IPV4_DEFAULT)
  91         AC_DEFINE(IP_TOS_IS_BROKEN)
  92         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  93         AC_DEFINE(NO_IPPORT_RESERVED_CONCEPT)
  94         AC_DEFINE(DISABLE_FD_PASSING)
  95         AC_DEFINE(SETGROUPS_NOOP)
  96         ;;
  97 *-*-dgux*)
  98         AC_DEFINE(IP_TOS_IS_BROKEN)
  99         ;;
 100 *-*-darwin*)
 101         AC_DEFINE(BROKEN_GETADDRINFO)
 102         ;;
 103 *-*-hpux10.26)
 104         if test -z "$GCC"; then
 105                 CFLAGS="$CFLAGS -Ae"
 106         fi
 107         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 108         IPADDR_IN_DISPLAY=yes
 109         AC_DEFINE(HAVE_SECUREWARE)
 110         AC_DEFINE(USE_PIPES)
 111         AC_DEFINE(LOGIN_NO_ENDOPT)
 112         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 113         AC_DEFINE(DISABLE_SHADOW)
 114         AC_DEFINE(DISABLE_UTMP)
 115         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 116         LIBS="$LIBS -lxnet -lsec -lsecpw"
 117         disable_ptmx_check=yes
 118         ;;
 119 *-*-hpux10*)
 120         if test -z "$GCC"; then
 121                 CFLAGS="$CFLAGS -Ae"
 122         fi
 123         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 124         IPADDR_IN_DISPLAY=yes
 125         AC_DEFINE(USE_PIPES)
 126         AC_DEFINE(LOGIN_NO_ENDOPT)
 127         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 128         AC_DEFINE(DISABLE_SHADOW)
 129         AC_DEFINE(DISABLE_UTMP)
 130         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 131         LIBS="$LIBS -lxnet -lsec"
 132         ;;
 133 *-*-hpux11*)
 134         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 135         IPADDR_IN_DISPLAY=yes
 136         AC_DEFINE(PAM_SUN_CODEBASE)
 137         AC_DEFINE(USE_PIPES)
 138         AC_DEFINE(LOGIN_NO_ENDOPT)
 139         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 140         AC_DEFINE(DISABLE_SHADOW)
 141         AC_DEFINE(DISABLE_UTMP)
 142         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 143         LIBS="$LIBS -lxnet -lsec"
 144         ;;
 145 *-*-irix5*)
 146         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 147         LDFLAGS="$LDFLAGS"
 148         PATH="$PATH:/usr/etc"
 149         AC_DEFINE(BROKEN_INET_NTOA)
 150         AC_DEFINE(WITH_ABBREV_NO_TTY)
 151         ;;
 152 *-*-irix6*)
 153         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 154         LDFLAGS="$LDFLAGS"
 155         PATH="$PATH:/usr/etc"
 156         AC_DEFINE(WITH_IRIX_ARRAY)
 157         AC_DEFINE(WITH_IRIX_PROJECT)
 158         AC_DEFINE(WITH_IRIX_AUDIT)
 159         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 160         AC_DEFINE(BROKEN_INET_NTOA)
 161         AC_DEFINE(WITH_ABBREV_NO_TTY)
 162         ;;
 163 *-*-linux*)
 164         no_dev_ptmx=1
 165         check_for_libcrypt_later=1
 166         AC_DEFINE(DONT_TRY_OTHER_AF)
 167         AC_DEFINE(PAM_TTY_KLUDGE)
 168         inet6_default_4in6=yes
 169         ;;
 170 mips-sony-bsd|mips-sony-newsos4)
 171         AC_DEFINE(HAVE_NEWS4)
 172         SONY=1
 173         ;;
 174 *-*-netbsd*)
 175         need_dash_r=1
 176         ;;
 177 *-*-freebsd*)
 178         check_for_libcrypt_later=1
 179         ;;
 180 *-next-*)
 181         conf_lastlog_location="/usr/adm/lastlog"
 182         conf_utmp_location=/etc/utmp
 183         conf_wtmp_location=/usr/adm/wtmp
 184         MAIL=/usr/spool/mail
 185         AC_DEFINE(HAVE_NEXT)
 186         AC_DEFINE(BROKEN_REALPATH)
 187         AC_DEFINE(USE_PIPES)
 188         AC_DEFINE(BROKEN_SAVED_UIDS)
 189         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 190         CFLAGS="$CFLAGS"
 191         ;;
 192 *-*-solaris*)
 193         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 194         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 195         need_dash_r=1
 196         AC_DEFINE(PAM_SUN_CODEBASE)
 197         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 198         AC_DEFINE(LOGIN_NEEDS_TERM)
 199         AC_DEFINE(PAM_TTY_KLUDGE)
 200         # hardwire lastlog location (can't detect it on some versions)
 201         conf_lastlog_location="/var/adm/lastlog"
 202         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 203         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 204         if test "$sol2ver" -ge 8; then
 205                 AC_MSG_RESULT(yes)
 206                 AC_DEFINE(DISABLE_UTMP)
 207                 AC_DEFINE(DISABLE_WTMP)
 208         else
 209                 AC_MSG_RESULT(no)
 210         fi
 211         ;;
 212 *-*-sunos4*)
 213         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 214         AC_CHECK_FUNCS(getpwanam)
 215         AC_DEFINE(PAM_SUN_CODEBASE)
 216         conf_utmp_location=/etc/utmp
 217         conf_wtmp_location=/var/adm/wtmp
 218         conf_lastlog_location=/var/adm/lastlog
 219         AC_DEFINE(USE_PIPES)
 220         ;;
 221 *-ncr-sysv*)
 222         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 223         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 224         LIBS="$LIBS -lc89"
 225         AC_DEFINE(USE_PIPES)
 226         ;;
 227 *-sni-sysv*)
 228         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 229         # /usr/ucblib MUST NOT be searched on ReliantUNIX
 230         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 231         IPADDR_IN_DISPLAY=yes
 232         AC_DEFINE(USE_PIPES)
 233         AC_DEFINE(IP_TOS_IS_BROKEN)
 234         # /usr/ucblib/libucb.a no longer needed on ReliantUNIX
 235         # Attention: always take care to bind libsocket and libnsl before libc,
 236         # otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
 237         ;;
 238 *-*-sysv4.2*)
 239         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 240         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 241         AC_DEFINE(USE_PIPES)
 242         ;;
 243 *-*-sysv5*)
 244         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 245         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 246         AC_DEFINE(USE_PIPES)
 247         ;;
 248 *-*-sysv*)
 249         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 250         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 251         ;;
 252 *-*-sco3.2v4*)
 253         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 254         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 255         LIBS="$LIBS -los -lprot -lx -ltinfo -lm"
 256         RANLIB=true
 257         no_dev_ptmx=1
 258         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 259         AC_DEFINE(USE_PIPES)
 260         AC_DEFINE(HAVE_SECUREWARE)
 261         AC_DEFINE(DISABLE_SHADOW)
 262         AC_DEFINE(BROKEN_SAVED_UIDS)
 263         AC_CHECK_FUNCS(getluid setluid)
 264         MANTYPE=man
 265         do_sco3_extra_lib_check=yes
 266         ;;
 267 *-*-sco3.2v5*)
 268         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 269         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 270         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 271         no_dev_ptmx=1
 272         AC_DEFINE(USE_PIPES)
 273         AC_DEFINE(HAVE_SECUREWARE)
 274         AC_DEFINE(DISABLE_SHADOW)
 275         AC_DEFINE(DISABLE_FD_PASSING)
 276         AC_CHECK_FUNCS(getluid setluid)
 277         MANTYPE=man
 278         ;;
 279 *-*-unicos*)
 280         no_libsocket=1
 281         no_libnsl=1
 282         AC_DEFINE(USE_PIPES)
 283         AC_DEFINE(DISABLE_FD_PASSING)
 284         LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal,-L/usr/local/lib"
 285         LIBS="$LIBS -lgen -lrsc"
 286         ;;
 287 *-dec-osf*)
 288         AC_MSG_CHECKING(for Digital Unix SIA)
 289         no_osfsia=""
 290         AC_ARG_WITH(osfsia,
 291                 [  --with-osfsia           Enable Digital Unix SIA],
 292                 [
 293                         if test "x$withval" = "xno" ; then
 294                                 AC_MSG_RESULT(disabled)
 295                                 no_osfsia=1
 296                         fi
 297                 ],
 298         )
 299         if test -z "$no_osfsia" ; then
 300                 if test -f /etc/sia/matrix.conf; then
 301                         AC_MSG_RESULT(yes)
 302                         AC_DEFINE(HAVE_OSF_SIA)
 303                         AC_DEFINE(DISABLE_LOGIN)
 304                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 305                 else
 306                         AC_MSG_RESULT(no)
 307                 fi
 308         fi
 309         ;;
 310
 311 *-*-nto-qnx)
 312         AC_DEFINE(USE_PIPES)
 313         AC_DEFINE(NO_X11_UNIX_SOCKETS)
 314         AC_DEFINE(MISSING_NFDBITS)
 315         AC_DEFINE(MISSING_HOWMANY)
 316         AC_DEFINE(MISSING_FD_MASK)
 317         ;;
 318 esac
 319
 320 # Allow user to specify flags
 321 AC_ARG_WITH(cflags,
 322         [  --with-cflags           Specify additional flags to pass to compiler],
 323         [
 324                 if test "x$withval" != "xno" ; then
 325                         CFLAGS="$CFLAGS $withval"
 326                 fi
 327         ]
 328 )
 329 AC_ARG_WITH(cppflags,
 330         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 331         [
 332                 if test "x$withval" != "xno"; then
 333                         CPPFLAGS="$CPPFLAGS $withval"
 334                 fi
 335         ]
 336 )
 337 AC_ARG_WITH(ldflags,
 338         [  --with-ldflags          Specify additional flags to pass to linker],
 339         [
 340                 if test "x$withval" != "xno" ; then
 341                         LDFLAGS="$LDFLAGS $withval"
 342                 fi
 343         ]
 344 )
 345 AC_ARG_WITH(libs,
 346         [  --with-libs             Specify additional libraries to link with],
 347         [
 348                 if test "x$withval" != "xno" ; then
 349                         LIBS="$LIBS $withval"
 350                 fi
 351         ]
 352 )
 353
 354 # Checks for header files.
 355 AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h \
 356         getopt.h glob.h lastlog.h limits.h login.h \
 357         login_cap.h maillock.h netdb.h netgroup.h \
 358         netinet/in_systm.h paths.h pty.h readpassphrase.h \
 359         rpc/types.h security/pam_appl.h shadow.h stddef.h stdint.h \
 360         strings.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h \
 361         sys/mman.h sys/select.h sys/stat.h \
 362         sys/stropts.h sys/sysmacros.h sys/time.h \
 363         sys/un.h time.h ttyent.h usersec.h \
 364         util.h utime.h utmp.h utmpx.h)
 365
 366 # Checks for libraries.
 367 AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
 368 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
 369
 370 dnl SCO OS3 needs this for libwrap
 371 if test "x$with_tcp_wrappers" != "xno" ; then
 372     if test "x$do_sco3_extra_lib_check" = "xyes" ; then
 373         AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 374     fi
 375 fi
 376
 377 AC_CHECK_FUNC(getspnam, ,
 378         AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
 379
 380 AC_ARG_WITH(rpath,
 381         [  --without-rpath         Disable auto-added -R linker paths],
 382         [
 383                 if test "x$withval" = "xno" ; then
 384                         need_dash_r=""
 385                 fi
 386                 if test "x$withval" = "xyes" ; then
 387                         need_dash_r=1
 388                 fi
 389         ]
 390 )
 391
 392 dnl zlib is required
 393 AC_ARG_WITH(zlib,
 394         [  --with-zlib=PATH        Use zlib in PATH],
 395         [
 396                 if test "x$withval" = "xno" ; then
 397                         AC_MSG_ERROR([*** zlib is required ***])
 398                 fi
 399                 if test -d "$withval/lib"; then
 400                         if test -n "${need_dash_r}"; then
 401                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 402                         else
 403                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 404                         fi
 405                 else
 406                         if test -n "${need_dash_r}"; then
 407                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 408                         else
 409                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 410                         fi
 411                 fi
 412                 if test -d "$withval/include"; then
 413                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 414                 else
 415                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 416                 fi
 417         ]
 418 )
 419
 420 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 421
 422 dnl UnixWare 2.x
 423 AC_CHECK_FUNC(strcasecmp,
 424         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 425 )
 426 AC_CHECK_FUNC(utimes,
 427         [], [ AC_CHECK_LIB(c89, utimes, [AC_DEFINE(HAVE_UTIMES)
 428                                         LIBS="$LIBS -lc89"]) ]
 429 )
 430
 431 dnl    Checks for libutil functions
 432 AC_CHECK_HEADERS(libutil.h)
 433 AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN)])
 434 AC_CHECK_FUNCS(logout updwtmp logwtmp)
 435
 436 AC_FUNC_STRFTIME
 437
 438 # Check for ALTDIRFUNC glob() extension
 439 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 440 AC_EGREP_CPP(FOUNDIT,
 441         [
 442                 #include <glob.h>
 443                 #ifdef GLOB_ALTDIRFUNC
 444                 FOUNDIT
 445                 #endif
 446         ],
 447         [
 448                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 449                 AC_MSG_RESULT(yes)
 450         ],
 451         [
 452                 AC_MSG_RESULT(no)
 453         ]
 454 )
 455
 456 # Check for g.gl_matchc glob() extension
 457 AC_MSG_CHECKING(for gl_matchc field in glob_t)
 458 AC_EGREP_CPP(FOUNDIT,
 459         [
 460                 #include <glob.h>
 461                 int main(void){glob_t g; g.gl_matchc = 1;}
 462         ],
 463         [
 464                 AC_DEFINE(GLOB_HAS_GL_MATCHC)
 465                 AC_MSG_RESULT(yes)
 466         ],
 467         [
 468                 AC_MSG_RESULT(no)
 469         ]
 470 )
 471
 472 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
 473 AC_TRY_RUN(
 474         [
 475 #include <sys/types.h>
 476 #include <dirent.h>
 477 int main(void){struct dirent d;return(sizeof(d.d_name)<=sizeof(char));}
 478         ],
 479         [AC_MSG_RESULT(yes)],
 480         [
 481                 AC_MSG_RESULT(no)
 482                 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
 483         ]
 484 )
 485
 486 # Check whether user wants S/Key support
 487 SKEY_MSG="no"
 488 AC_ARG_WITH(skey,
 489         [  --with-skey[[=PATH]]      Enable S/Key support
 490                             (optionally in PATH)],
 491         [
 492                 if test "x$withval" != "xno" ; then
 493
 494                         if test "x$withval" != "xyes" ; then
 495                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 496                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 497                         fi
 498
 499                         AC_DEFINE(SKEY)
 500                         LIBS="-lskey $LIBS"
 501                         SKEY_MSG="yes"
 502
 503                         AC_MSG_CHECKING([for s/key support])
 504                         AC_TRY_RUN(
 505                                 [
 506 #include <stdio.h>
 507 #include <skey.h>
 508 int main() { char *ff = skey_keyinfo(""); ff=""; return 0; }
 509                                 ],
 510                                 [AC_MSG_RESULT(yes)],
 511                                 [
 512                                         AC_MSG_RESULT(no)
 513                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 514                                 ])
 515                 fi
 516         ]
 517 )
 518
 519 # Check whether user wants TCP wrappers support
 520 TCPW_MSG="no"
 521 AC_ARG_WITH(tcp-wrappers,
 522         [  --with-tcp-wrappers[[=PATH]]      Enable tcpwrappers support
 523                             (optionally in PATH)],
 524         [
 525                 if test "x$withval" != "xno" ; then
 526                         saved_LIBS="$LIBS"
 527                         saved_LDFLAGS="$LDFLAGS"
 528                         saved_CPPFLAGS="$CPPFLAGS"
 529                         if test -n "${withval}" -a "${withval}" != "yes"; then
 530                                 if test -d "${withval}/lib"; then
 531                                         if test -n "${need_dash_r}"; then
 532                                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 533                                         else
 534                                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 535                                         fi
 536                                 else
 537                                         if test -n "${need_dash_r}"; then
 538                                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 539                                         else
 540                                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 541                                         fi
 542                                 fi
 543                                 if test -d "${withval}/include"; then
 544                                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 545                                 else
 546                                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 547                                 fi
 548                         fi
 549                         LIBWRAP="-lwrap"
 550                         LIBS="$LIBWRAP $LIBS"
 551                         AC_MSG_CHECKING(for libwrap)
 552                         AC_TRY_LINK(
 553                                 [
 554 #include <tcpd.h>
 555                                         int deny_severity = 0, allow_severity = 0;
 556                                 ],
 557                                 [hosts_access(0);],
 558                                 [
 559                                         AC_MSG_RESULT(yes)
 560                                         AC_DEFINE(LIBWRAP)
 561                                         AC_SUBST(LIBWRAP)
 562                                         TCPW_MSG="yes"
 563                                 ],
 564                                 [
 565                                         AC_MSG_ERROR([*** libwrap missing])
 566                                 ]
 567                         )
 568                         LIBS="$saved_LIBS"
 569                 fi
 570         ]
 571 )
 572
 573 dnl    Checks for library functions.
 574 AC_CHECK_FUNCS(arc4random b64_ntop bcopy bindresvport_sa \
 575         clock fchmod fchown freeaddrinfo futimes gai_strerror \
 576         getaddrinfo getcwd getgrouplist getnameinfo getopt \
 577         getrlimit getrusage getttyent glob inet_aton inet_ntoa \
 578         inet_ntop innetgr login_getcapbool md5_crypt memmove \
 579         mkdtemp mmap ngetaddrinfo openpty ogetaddrinfo readpassphrase \
 580         realpath recvmsg rresvport_af sendmsg setdtablesize setegid \
 581         setenv seteuid setgroups setlogin setproctitle setresgid setreuid \
 582         setrlimit setsid setpcred setvbuf sigaction sigvec snprintf \
 583         socketpair strerror strlcat strlcpy strmode strsep sysconf tcgetpgrp \
 584         truncate utimes vhangup vsnprintf waitpid __b64_ntop _getpty)
 585
 586 dnl IRIX and Solaris 2.5.1 have dirname() in libgen
 587 AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
 588         AC_CHECK_LIB(gen, dirname,[
 589                 AC_CACHE_CHECK([for broken dirname],
 590                         ac_cv_have_broken_dirname, [
 591                         save_LIBS="$LIBS"
 592                         LIBS="$LIBS -lgen"
 593                         AC_TRY_RUN(
 594                                 [
 595 #include <libgen.h>
 596 #include <string.h>
 597
 598 int main(int argc, char **argv) {
 599     char *s, buf[32];
 600
 601     strncpy(buf,"/etc", 32);
 602     s = dirname(buf);
 603     if (!s || strncmp(s, "/", 32) != 0) {
 604         exit(1);
 605     } else {
 606         exit(0);
 607     }
 608 }
 609                                 ],
 610                                 [ ac_cv_have_broken_dirname="no" ],
 611                                 [ ac_cv_have_broken_dirname="yes" ]
 612                         )
 613                         LIBS="$save_LIBS"
 614                 ])
 615                 if test "x$ac_cv_have_broken_dirname" = "xno" ; then
 616                         LIBS="$LIBS -lgen"
 617                         AC_DEFINE(HAVE_DIRNAME)
 618                         AC_CHECK_HEADERS(libgen.h)
 619                 fi
 620         ])
 621 ])
 622
 623 dnl    Checks for time functions
 624 AC_CHECK_FUNCS(gettimeofday time)
 625 dnl    Checks for utmp functions
 626 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 627 AC_CHECK_FUNCS(utmpname)
 628 dnl    Checks for utmpx functions
 629 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 630 AC_CHECK_FUNCS(setutxent utmpxname)
 631
 632 AC_CHECK_FUNC(daemon,
 633         [AC_DEFINE(HAVE_DAEMON)],
 634         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 635 )
 636
 637 AC_CHECK_FUNC(getpagesize,
 638         [AC_DEFINE(HAVE_GETPAGESIZE)],
 639         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 640 )
 641
 642 # Check for broken snprintf
 643 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 644         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 645         AC_TRY_RUN(
 646                 [
 647 #include <stdio.h>
 648 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 649                 ],
 650                 [AC_MSG_RESULT(yes)],
 651                 [
 652                         AC_MSG_RESULT(no)
 653                         AC_DEFINE(BROKEN_SNPRINTF)
 654                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 655                 ]
 656         )
 657 fi
 658
 659 AC_FUNC_GETPGRP
 660
 661 # Check for PAM libs
 662 PAM_MSG="no"
 663 AC_ARG_WITH(pam,
 664         [  --with-pam              Enable PAM support ],
 665         [
 666                 if test "x$withval" != "xno" ; then
 667                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 668                                 AC_MSG_ERROR([PAM headers not found])
 669                         fi
 670
 671                         AC_CHECK_LIB(dl, dlopen, , )
 672                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 673                         AC_CHECK_FUNCS(pam_getenvlist)
 674
 675                         disable_shadow=yes
 676                         PAM_MSG="yes"
 677
 678                         AC_DEFINE(USE_PAM)
 679                         if test $ac_cv_lib_dl_dlopen = yes; then
 680                                 LIBPAM="-lpam -ldl"
 681                         else
 682                                 LIBPAM="-lpam"
 683                         fi
 684                         AC_SUBST(LIBPAM)
 685                 fi
 686         ]
 687 )
 688
 689 # Check for older PAM
 690 if test "x$PAM_MSG" = "xyes" ; then
 691         # Check PAM strerror arguments (old PAM)
 692         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 693         AC_TRY_COMPILE(
 694                 [
 695 #include <stdlib.h>
 696 #include <security/pam_appl.h>
 697                 ],
 698                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 699                 [AC_MSG_RESULT(no)],
 700                 [
 701                         AC_DEFINE(HAVE_OLD_PAM)
 702                         AC_MSG_RESULT(yes)
 703                         PAM_MSG="yes (old library)"
 704                 ]
 705         )
 706 fi
 707
 708 # Search for OpenSSL
 709 saved_CPPFLAGS="$CPPFLAGS"
 710 saved_LDFLAGS="$LDFLAGS"
 711 AC_ARG_WITH(ssl-dir,
 712         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 713         [
 714                 if test "x$withval" != "xno" ; then
 715                         if test -d "$withval/lib"; then
 716                                 if test -n "${need_dash_r}"; then
 717                                         LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 718                                 else
 719                                         LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 720                                 fi
 721                         else
 722                                 if test -n "${need_dash_r}"; then
 723                                         LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 724                                 else
 725                                         LDFLAGS="-L${withval} ${LDFLAGS}"
 726                                 fi
 727                         fi
 728                         if test -d "$withval/include"; then
 729                                 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 730                         else
 731                                 CPPFLAGS="-I${withval} ${CPPFLAGS}"
 732                         fi
 733                 fi
 734         ]
 735 )
 736 LIBS="$LIBS -lcrypto"
 737 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
 738         [
 739                 dnl Check default openssl install dir
 740                 if test -n "${need_dash_r}"; then
 741                         LDFLAGS="-L/usr/local/ssl/lib -R/usr/local/ssl/lib ${saved_LDFLAGS}"
 742                 else
 743                         LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}"
 744                 fi
 745                 CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}"
 746                 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
 747                         [
 748                                 AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***])
 749                         ]
 750                 )
 751         ]
 752 )
 753
 754
 755 # Sanity check OpenSSL headers
 756 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
 757 AC_TRY_RUN(
 758         [
 759 #include <string.h>
 760 #include <openssl/opensslv.h>
 761 int main(void) { return(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
 762         ],
 763         [
 764                 AC_MSG_RESULT(yes)
 765         ],
 766         [
 767                 AC_MSG_RESULT(no)
 768                 AC_MSG_ERROR(Your OpenSSL headers do not match your library)
 769         ]
 770 )
 771
 772 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 773 # version in OpenSSL. Skip this for PAM
 774 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 775         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
 776 fi
 777
 778
 779 ### Configure cryptographic random number support
 780
 781 # Check wheter OpenSSL seeds itself
 782 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
 783 AC_TRY_RUN(
 784         [
 785 #include <string.h>
 786 #include <openssl/rand.h>
 787 int main(void) { return(RAND_status() == 1 ? 0 : 1); }
 788         ],
 789         [
 790                 OPENSSL_SEEDS_ITSELF=yes
 791                 AC_MSG_RESULT(yes)
 792         ],
 793         [
 794                 AC_MSG_RESULT(no)
 795                 # Default to use of the rand helper if OpenSSL doesn't
 796                 # seed itself
 797                 USE_RAND_HELPER=yes
 798         ]
 799 )
 800
 801
 802 # Do we want to force the use of the rand helper?
 803 AC_ARG_WITH(rand-helper,
 804         [  --with-rand-helper      Use subprocess to gather strong randomness ],
 805         [
 806                 if test "x$withval" = "xno" ; then
 807                         # Force use of OpenSSL's internal RNG, even if
 808                         # the previous test showed it to be unseeded.
 809                         if test -z "$OPENSSL_SEEDS_ITSELF" ; then
 810                                 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
 811                                 OPENSSL_SEEDS_ITSELF=yes
 812                                 USE_RAND_HELPER=""
 813                         fi
 814                 else
 815                         USE_RAND_HELPER=yes
 816                 fi
 817         ],
 818 )
 819
 820 # Which randomness source do we use?
 821 if test ! -z "$OPENSSL_SEEDS_ITSELF" -a -z "$USE_RAND_HELPER" ; then
 822         # OpenSSL only
 823         AC_DEFINE(OPENSSL_PRNG_ONLY)
 824         RAND_MSG="OpenSSL internal ONLY"
 825         INSTALL_SSH_RAND_HELPER=""
 826 elif test ! -z "$USE_RAND_HELPER" ; then
 827         # install rand helper
 828         RAND_MSG="ssh-rand-helper"
 829         INSTALL_SSH_RAND_HELPER="yes"
 830 fi
 831 AC_SUBST(INSTALL_SSH_RAND_HELPER)
 832
 833 ### Configuration of ssh-rand-helper
 834
 835 # PRNGD TCP socket
 836 AC_ARG_WITH(prngd-port,
 837         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD TCP localhost:PORT],
 838         [
 839                 case "$withval" in
 840                 no)
 841                         withval=""
 842                         ;;
 843                 [[0-9]]*)
 844                         ;;
 845                 *)
 846                         AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
 847                         ;;
 848                 esac
 849                 if test ! -z "$withval" ; then
 850                         PRNGD_PORT="$withval"
 851                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
 852                 fi
 853         ]
 854 )
 855
 856 # PRNGD Unix domain socket
 857 AC_ARG_WITH(prngd-socket,
 858         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
 859         [
 860                 case "$withval" in
 861                 yes)
 862                         withval="/var/run/egd-pool"
 863                         ;;
 864                 no)
 865                         withval=""
 866                         ;;
 867                 /*)
 868                         ;;
 869                 *)
 870                         AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
 871                         ;;
 872                 esac
 873
 874                 if test ! -z "$withval" ; then
 875                         if test ! -z "$PRNGD_PORT" ; then
 876                                 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
 877                         fi
 878                         if test ! -r "$withval" ; then
 879                                 AC_MSG_WARN(Entropy socket is not readable)
 880                         fi
 881                         PRNGD_SOCKET="$withval"
 882                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
 883                 fi
 884         ],
 885         [
 886                 # Check for existing socket only if we don't have a random device already
 887                 if test "$USE_RAND_HELPER" = yes ; then
 888                         AC_MSG_CHECKING(for PRNGD/EGD socket)
 889                         # Insert other locations here
 890                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
 891                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
 892                                         PRNGD_SOCKET="$sock"
 893                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
 894                                         break;
 895                                 fi
 896                         done
 897                         if test ! -z "$PRNGD_SOCKET" ; then
 898                                 AC_MSG_RESULT($PRNGD_SOCKET)
 899                         else
 900                                 AC_MSG_RESULT(not found)
 901                         fi
 902                 fi
 903         ]
 904 )
 905
 906 # Change default command timeout for hashing entropy source
 907 entropy_timeout=200
 908 AC_ARG_WITH(entropy-timeout,
 909         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
 910         [
 911                 if test "x$withval" != "xno" ; then
 912                         entropy_timeout=$withval
 913                 fi
 914         ]
 915 )
 916 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
 917
 918 SSH_PRIVSEP_USER=sshd
 919 AC_ARG_WITH(privsep-user,
 920         [  --with-privsep-user=user Specify non-privileged user for privilege separation],
 921         [
 922                 if test -n "$withval"; then
 923                         SSH_PRIVSEP_USER=$withval
 924                 fi
 925         ]
 926 )
 927 AC_DEFINE_UNQUOTED(SSH_PRIVSEP_USER, "$SSH_PRIVSEP_USER")
 928 AC_SUBST(SSH_PRIVSEP_USER)
 929
 930 # We do this little dance with the search path to insure
 931 # that programs that we select for use by installed programs
 932 # (which may be run by the super-user) come from trusted
 933 # locations before they come from the user's private area.
 934 # This should help avoid accidentally configuring some
 935 # random version of a program in someone's personal bin.
 936
 937 OPATH=$PATH
 938 PATH=/bin:/usr/bin
 939 test -h /bin 2> /dev/null && PATH=/usr/bin
 940 test -d /sbin && PATH=$PATH:/sbin
 941 test -d /usr/sbin && PATH=$PATH:/usr/sbin
 942 PATH=$PATH:/etc:$OPATH
 943
 944 # These programs are used by the command hashing source to gather entropy
 945 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 946 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
 947 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
 948 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
 949 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
 950 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
 951 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
 952 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
 953 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
 954 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
 955 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
 956 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
 957 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
 958 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
 959 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
 960 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
 961 # restore PATH
 962 PATH=$OPATH
 963
 964 # Where does ssh-rand-helper get its randomness from?
 965 INSTALL_SSH_PRNG_CMDS=""
 966 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
 967         if test ! -z "$PRNGD_PORT" ; then
 968                 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
 969         elif test ! -z "$PRNGD_SOCKET" ; then
 970                 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
 971         else
 972                 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
 973                 RAND_HELPER_CMDHASH=yes
 974                 INSTALL_SSH_PRNG_CMDS="yes"
 975         fi
 976 fi
 977 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
 978
 979
 980 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 981 if test ! -z "$SONY" ; then
 982   LIBS="$LIBS -liberty";
 983 fi
 984
 985 # Checks for data types
 986 AC_CHECK_SIZEOF(char, 1)
 987 AC_CHECK_SIZEOF(short int, 2)
 988 AC_CHECK_SIZEOF(int, 4)
 989 AC_CHECK_SIZEOF(long int, 4)
 990 AC_CHECK_SIZEOF(long long int, 8)
 991
 992 # Sanity check long long for some platforms (AIX)
 993 if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
 994         ac_cv_sizeof_long_long_int=0
 995 fi
 996
 997 # More checks for data types
 998 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 999         AC_TRY_COMPILE(
1000                 [ #include <sys/types.h> ],
1001                 [ u_int a; a = 1;],
1002                 [ ac_cv_have_u_int="yes" ],
1003                 [ ac_cv_have_u_int="no" ]
1004         )
1005 ])
1006 if test "x$ac_cv_have_u_int" = "xyes" ; then
1007         AC_DEFINE(HAVE_U_INT)
1008         have_u_int=1
1009 fi
1010
1011 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
1012         AC_TRY_COMPILE(
1013                 [ #include <sys/types.h> ],
1014                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1015                 [ ac_cv_have_intxx_t="yes" ],
1016                 [ ac_cv_have_intxx_t="no" ]
1017         )
1018 ])
1019 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
1020         AC_DEFINE(HAVE_INTXX_T)
1021         have_intxx_t=1
1022 fi
1023
1024 if (test -z "$have_intxx_t" && \
1025            test "x$ac_cv_header_stdint_h" = "xyes")
1026 then
1027     AC_MSG_CHECKING([for intXX_t types in stdint.h])
1028         AC_TRY_COMPILE(
1029                 [ #include <stdint.h> ],
1030                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1031                 [
1032                         AC_DEFINE(HAVE_INTXX_T)
1033                         AC_MSG_RESULT(yes)
1034                 ],
1035                 [ AC_MSG_RESULT(no) ]
1036         )
1037 fi
1038
1039 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
1040         AC_TRY_COMPILE(
1041                 [
1042 #include <sys/types.h>
1043 #ifdef HAVE_STDINT_H
1044 # include <stdint.h>
1045 #endif
1046 #include <sys/socket.h>
1047 #ifdef HAVE_SYS_BITYPES_H
1048 # include <sys/bitypes.h>
1049 #endif
1050                 ],
1051                 [ int64_t a; a = 1;],
1052                 [ ac_cv_have_int64_t="yes" ],
1053                 [ ac_cv_have_int64_t="no" ]
1054         )
1055 ])
1056 if test "x$ac_cv_have_int64_t" = "xyes" ; then
1057         AC_DEFINE(HAVE_INT64_T)
1058 fi
1059
1060 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
1061         AC_TRY_COMPILE(
1062                 [ #include <sys/types.h> ],
1063                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1064                 [ ac_cv_have_u_intxx_t="yes" ],
1065                 [ ac_cv_have_u_intxx_t="no" ]
1066         )
1067 ])
1068 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
1069         AC_DEFINE(HAVE_U_INTXX_T)
1070         have_u_intxx_t=1
1071 fi
1072
1073 if test -z "$have_u_intxx_t" ; then
1074     AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
1075         AC_TRY_COMPILE(
1076                 [ #include <sys/socket.h> ],
1077                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1078                 [
1079                         AC_DEFINE(HAVE_U_INTXX_T)
1080                         AC_MSG_RESULT(yes)
1081                 ],
1082                 [ AC_MSG_RESULT(no) ]
1083         )
1084 fi
1085
1086 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
1087         AC_TRY_COMPILE(
1088                 [ #include <sys/types.h> ],
1089                 [ u_int64_t a; a = 1;],
1090                 [ ac_cv_have_u_int64_t="yes" ],
1091                 [ ac_cv_have_u_int64_t="no" ]
1092         )
1093 ])
1094 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
1095         AC_DEFINE(HAVE_U_INT64_T)
1096         have_u_int64_t=1
1097 fi
1098
1099 if test -z "$have_u_int64_t" ; then
1100     AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
1101         AC_TRY_COMPILE(
1102                 [ #include <sys/bitypes.h> ],
1103                 [ u_int64_t a; a = 1],
1104                 [
1105                         AC_DEFINE(HAVE_U_INT64_T)
1106                         AC_MSG_RESULT(yes)
1107                 ],
1108                 [ AC_MSG_RESULT(no) ]
1109         )
1110 fi
1111
1112 if test -z "$have_u_intxx_t" ; then
1113         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
1114                 AC_TRY_COMPILE(
1115                         [
1116 #include <sys/types.h>
1117                         ],
1118                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
1119                         [ ac_cv_have_uintxx_t="yes" ],
1120                         [ ac_cv_have_uintxx_t="no" ]
1121                 )
1122         ])
1123         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
1124                 AC_DEFINE(HAVE_UINTXX_T)
1125         fi
1126 fi
1127
1128 if test -z "$have_uintxx_t" ; then
1129     AC_MSG_CHECKING([for uintXX_t types in stdint.h])
1130         AC_TRY_COMPILE(
1131                 [ #include <stdint.h> ],
1132                 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
1133                 [
1134                         AC_DEFINE(HAVE_UINTXX_T)
1135                         AC_MSG_RESULT(yes)
1136                 ],
1137                 [ AC_MSG_RESULT(no) ]
1138         )
1139 fi
1140
1141 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
1142            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
1143 then
1144         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
1145         AC_TRY_COMPILE(
1146                 [
1147 #include <sys/bitypes.h>
1148                 ],
1149                 [
1150                         int8_t a; int16_t b; int32_t c;
1151                         u_int8_t e; u_int16_t f; u_int32_t g;
1152                         a = b = c = e = f = g = 1;
1153                 ],
1154                 [
1155                         AC_DEFINE(HAVE_U_INTXX_T)
1156                         AC_DEFINE(HAVE_INTXX_T)
1157                         AC_MSG_RESULT(yes)
1158                 ],
1159                 [AC_MSG_RESULT(no)]
1160         )
1161 fi
1162
1163
1164 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
1165         AC_TRY_COMPILE(
1166                 [
1167 #include <sys/types.h>
1168                 ],
1169                 [ u_char foo; foo = 125; ],
1170                 [ ac_cv_have_u_char="yes" ],
1171                 [ ac_cv_have_u_char="no" ]
1172         )
1173 ])
1174 if test "x$ac_cv_have_u_char" = "xyes" ; then
1175         AC_DEFINE(HAVE_U_CHAR)
1176 fi
1177
1178 TYPE_SOCKLEN_T
1179
1180 AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
1181
1182 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
1183         AC_TRY_COMPILE(
1184                 [
1185 #include <sys/types.h>
1186                 ],
1187                 [ size_t foo; foo = 1235; ],
1188                 [ ac_cv_have_size_t="yes" ],
1189                 [ ac_cv_have_size_t="no" ]
1190         )
1191 ])
1192 if test "x$ac_cv_have_size_t" = "xyes" ; then
1193         AC_DEFINE(HAVE_SIZE_T)
1194 fi
1195
1196 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
1197         AC_TRY_COMPILE(
1198                 [
1199 #include <sys/types.h>
1200                 ],
1201                 [ ssize_t foo; foo = 1235; ],
1202                 [ ac_cv_have_ssize_t="yes" ],
1203                 [ ac_cv_have_ssize_t="no" ]
1204         )
1205 ])
1206 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
1207         AC_DEFINE(HAVE_SSIZE_T)
1208 fi
1209
1210 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
1211         AC_TRY_COMPILE(
1212                 [
1213 #include <time.h>
1214                 ],
1215                 [ clock_t foo; foo = 1235; ],
1216                 [ ac_cv_have_clock_t="yes" ],
1217                 [ ac_cv_have_clock_t="no" ]
1218         )
1219 ])
1220 if test "x$ac_cv_have_clock_t" = "xyes" ; then
1221         AC_DEFINE(HAVE_CLOCK_T)
1222 fi
1223
1224 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
1225         AC_TRY_COMPILE(
1226                 [
1227 #include <sys/types.h>
1228 #include <sys/socket.h>
1229                 ],
1230                 [ sa_family_t foo; foo = 1235; ],
1231                 [ ac_cv_have_sa_family_t="yes" ],
1232                 [ AC_TRY_COMPILE(
1233                   [
1234 #include <sys/types.h>
1235 #include <sys/socket.h>
1236 #include <netinet/in.h>
1237                 ],
1238                 [ sa_family_t foo; foo = 1235; ],
1239                 [ ac_cv_have_sa_family_t="yes" ],
1240
1241                 [ ac_cv_have_sa_family_t="no" ]
1242         )]
1243         )
1244 ])
1245 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
1246         AC_DEFINE(HAVE_SA_FAMILY_T)
1247 fi
1248
1249 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
1250         AC_TRY_COMPILE(
1251                 [
1252 #include <sys/types.h>
1253                 ],
1254                 [ pid_t foo; foo = 1235; ],
1255                 [ ac_cv_have_pid_t="yes" ],
1256                 [ ac_cv_have_pid_t="no" ]
1257         )
1258 ])
1259 if test "x$ac_cv_have_pid_t" = "xyes" ; then
1260         AC_DEFINE(HAVE_PID_T)
1261 fi
1262
1263 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1264         AC_TRY_COMPILE(
1265                 [
1266 #include <sys/types.h>
1267                 ],
1268                 [ mode_t foo; foo = 1235; ],
1269                 [ ac_cv_have_mode_t="yes" ],
1270                 [ ac_cv_have_mode_t="no" ]
1271         )
1272 ])
1273 if test "x$ac_cv_have_mode_t" = "xyes" ; then
1274         AC_DEFINE(HAVE_MODE_T)
1275 fi
1276
1277
1278 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1279         AC_TRY_COMPILE(
1280                 [
1281 #include <sys/types.h>
1282 #include <sys/socket.h>
1283                 ],
1284                 [ struct sockaddr_storage s; ],
1285                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1286                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1287         )
1288 ])
1289 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1290         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1291 fi
1292
1293 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1294         AC_TRY_COMPILE(
1295                 [
1296 #include <sys/types.h>
1297 #include <netinet/in.h>
1298                 ],
1299                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1300                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1301                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1302         )
1303 ])
1304 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1305         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1306 fi
1307
1308 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1309         AC_TRY_COMPILE(
1310                 [
1311 #include <sys/types.h>
1312 #include <netinet/in.h>
1313                 ],
1314                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1315                 [ ac_cv_have_struct_in6_addr="yes" ],
1316                 [ ac_cv_have_struct_in6_addr="no" ]
1317         )
1318 ])
1319 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1320         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1321 fi
1322
1323 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1324         AC_TRY_COMPILE(
1325                 [
1326 #include <sys/types.h>
1327 #include <sys/socket.h>
1328 #include <netdb.h>
1329                 ],
1330                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1331                 [ ac_cv_have_struct_addrinfo="yes" ],
1332                 [ ac_cv_have_struct_addrinfo="no" ]
1333         )
1334 ])
1335 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1336         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1337 fi
1338
1339 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1340         AC_TRY_COMPILE(
1341                 [ #include <sys/time.h> ],
1342                 [ struct timeval tv; tv.tv_sec = 1;],
1343                 [ ac_cv_have_struct_timeval="yes" ],
1344                 [ ac_cv_have_struct_timeval="no" ]
1345         )
1346 ])
1347 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1348         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1349         have_struct_timeval=1
1350 fi
1351
1352 # If we don't have int64_t then we can't compile sftp-server.  So don't
1353 # even attempt to do it.
1354 if test "x$ac_cv_have_int64_t" = "xno" -a \
1355         "x$ac_cv_sizeof_long_int" != "x8" -a \
1356         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1357         NO_SFTP='#'
1358 else
1359 dnl test snprintf (broken on SCO w/gcc)
1360         AC_TRY_RUN(
1361                 [
1362 #include <stdio.h>
1363 #include <string.h>
1364 #ifdef HAVE_SNPRINTF
1365 main()
1366 {
1367         char buf[50];
1368         char expected_out[50];
1369         int mazsize = 50 ;
1370 #if (SIZEOF_LONG_INT == 8)
1371         long int num = 0x7fffffffffffffff;
1372 #else
1373         long long num = 0x7fffffffffffffffll;
1374 #endif
1375         strcpy(expected_out, "9223372036854775807");
1376         snprintf(buf, mazsize, "%lld", num);
1377         if(strcmp(buf, expected_out) != 0)
1378                 exit(1);
1379         exit(0);
1380 }
1381 #else
1382 main() { exit(0); }
1383 #endif
1384                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1385         )
1386 fi
1387 AC_SUBST(NO_SFTP)
1388
1389 dnl Checks for structure members
1390 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1391 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1392 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1393 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1394 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1395 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1396 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1397 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1398 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1399 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1400 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1401 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1402 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1403 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1404 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1405 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1406 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1407
1408 AC_CHECK_MEMBERS([struct stat.st_blksize])
1409
1410 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1411                 ac_cv_have_ss_family_in_struct_ss, [
1412         AC_TRY_COMPILE(
1413                 [
1414 #include <sys/types.h>
1415 #include <sys/socket.h>
1416                 ],
1417                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1418                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1419                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1420         )
1421 ])
1422 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1423         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1424 fi
1425
1426 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1427                 ac_cv_have___ss_family_in_struct_ss, [
1428         AC_TRY_COMPILE(
1429                 [
1430 #include <sys/types.h>
1431 #include <sys/socket.h>
1432                 ],
1433                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1434                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1435                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1436         )
1437 ])
1438 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1439         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1440 fi
1441
1442 AC_CACHE_CHECK([for pw_class field in struct passwd],
1443                 ac_cv_have_pw_class_in_struct_passwd, [
1444         AC_TRY_COMPILE(
1445                 [
1446 #include <pwd.h>
1447                 ],
1448                 [ struct passwd p; p.pw_class = 0; ],
1449                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1450                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1451         )
1452 ])
1453 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1454         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1455 fi
1456
1457 AC_CACHE_CHECK([for pw_expire field in struct passwd],
1458                 ac_cv_have_pw_expire_in_struct_passwd, [
1459         AC_TRY_COMPILE(
1460                 [
1461 #include <pwd.h>
1462                 ],
1463                 [ struct passwd p; p.pw_expire = 0; ],
1464                 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1465                 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1466         )
1467 ])
1468 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1469         AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1470 fi
1471
1472 AC_CACHE_CHECK([for pw_change field in struct passwd],
1473                 ac_cv_have_pw_change_in_struct_passwd, [
1474         AC_TRY_COMPILE(
1475                 [
1476 #include <pwd.h>
1477                 ],
1478                 [ struct passwd p; p.pw_change = 0; ],
1479                 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1480                 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
1481         )
1482 ])
1483 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1484         AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1485 fi
1486
1487 dnl make sure we're using the real structure members and not defines
1488 AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
1489                 ac_cv_have_accrights_in_msghdr, [
1490         AC_TRY_RUN(
1491                 [
1492 #include <sys/types.h>
1493 #include <sys/socket.h>
1494 #include <sys/uio.h>
1495 int main() {
1496 #ifdef msg_accrights
1497 exit(1);
1498 #endif
1499 struct msghdr m;
1500 m.msg_accrights = 0;
1501 exit(0);
1502 }
1503                 ],
1504                 [ ac_cv_have_accrights_in_msghdr="yes" ],
1505                 [ ac_cv_have_accrights_in_msghdr="no" ]
1506         )
1507 ])
1508 if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
1509         AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR)
1510 fi
1511
1512 AC_CACHE_CHECK([for msg_control field in struct msghdr],
1513                 ac_cv_have_control_in_msghdr, [
1514         AC_TRY_RUN(
1515                 [
1516 #include <sys/types.h>
1517 #include <sys/socket.h>
1518 #include <sys/uio.h>
1519 int main() {
1520 #ifdef msg_control
1521 exit(1);
1522 #endif
1523 struct msghdr m;
1524 m.msg_control = 0;
1525 exit(0);
1526 }
1527                 ],
1528                 [ ac_cv_have_control_in_msghdr="yes" ],
1529                 [ ac_cv_have_control_in_msghdr="no" ]
1530         )
1531 ])
1532 if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
1533         AC_DEFINE(HAVE_CONTROL_IN_MSGHDR)
1534 fi
1535
1536 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1537         AC_TRY_LINK([],
1538                 [ extern char *__progname; printf("%s", __progname); ],
1539                 [ ac_cv_libc_defines___progname="yes" ],
1540                 [ ac_cv_libc_defines___progname="no" ]
1541         )
1542 ])
1543 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1544         AC_DEFINE(HAVE___PROGNAME)
1545 fi
1546
1547 AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
1548         AC_TRY_LINK([
1549 #include <stdio.h>
1550 ],
1551                 [ printf("%s", __FUNCTION__); ],
1552                 [ ac_cv_cc_implements___FUNCTION__="yes" ],
1553                 [ ac_cv_cc_implements___FUNCTION__="no" ]
1554         )
1555 ])
1556 if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
1557         AC_DEFINE(HAVE___FUNCTION__)
1558 fi
1559
1560 AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
1561         AC_TRY_LINK([
1562 #include <stdio.h>
1563 ],
1564                 [ printf("%s", __func__); ],
1565                 [ ac_cv_cc_implements___func__="yes" ],
1566                 [ ac_cv_cc_implements___func__="no" ]
1567         )
1568 ])
1569 if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
1570         AC_DEFINE(HAVE___func__)
1571 fi
1572
1573 AC_CACHE_CHECK([whether getopt has optreset support],
1574                 ac_cv_have_getopt_optreset, [
1575         AC_TRY_LINK(
1576                 [
1577 #include <getopt.h>
1578                 ],
1579                 [ extern int optreset; optreset = 0; ],
1580                 [ ac_cv_have_getopt_optreset="yes" ],
1581                 [ ac_cv_have_getopt_optreset="no" ]
1582         )
1583 ])
1584 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1585         AC_DEFINE(HAVE_GETOPT_OPTRESET)
1586 fi
1587
1588 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1589         AC_TRY_LINK([],
1590                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1591                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1592                 [ ac_cv_libc_defines_sys_errlist="no" ]
1593         )
1594 ])
1595 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1596         AC_DEFINE(HAVE_SYS_ERRLIST)
1597 fi
1598
1599
1600 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1601         AC_TRY_LINK([],
1602                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1603                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1604                 [ ac_cv_libc_defines_sys_nerr="no" ]
1605         )
1606 ])
1607 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1608         AC_DEFINE(HAVE_SYS_NERR)
1609 fi
1610
1611 SCARD_MSG="no"
1612
1613 # Check whether user wants sectok support
1614 AC_ARG_WITH(sectok,
1615         [  --with-sectok           Enable smartcard support using libsectok],
1616         [
1617                 if test "x$withval" != "xno" ; then
1618                         if test "x$withval" != "xyes" ; then
1619                                 CPPFLAGS="$CPPFLAGS -I${withval}"
1620                                 LDFLAGS="$LDFLAGS -L${withval}"
1621                                 if test ! -z "$need_dash_r" ; then
1622                                         LDFLAGS="$LDFLAGS -R${withval}"
1623                                 fi
1624                                 if test ! -z "$blibpath" ; then
1625                                         blibpath="$blibpath:${withval}"
1626                                 fi
1627                         fi
1628                         AC_CHECK_HEADERS(sectok.h)
1629                         if test "$ac_cv_header_sectok_h" != yes; then
1630                                 AC_MSG_ERROR(Can't find sectok.h)
1631                         fi
1632                         AC_CHECK_LIB(sectok, sectok_open)
1633                         if test "$ac_cv_lib_sectok_sectok_open" != yes; then
1634                                 AC_MSG_ERROR(Can't find libsectok)
1635                         fi
1636                         AC_DEFINE(SMARTCARD)
1637                         AC_DEFINE(USE_SECTOK)
1638                         SCARD_MSG="yes, using sectok"
1639                 fi
1640         ]
1641 )
1642
1643 # Check whether user wants OpenSC support
1644 AC_ARG_WITH(opensc,
1645         AC_HELP_STRING([--with-opensc=PFX],
1646                        [Enable smartcard support using OpenSC]),
1647         opensc_config_prefix="$withval", opensc_config_prefix="")
1648 if test x$opensc_config_prefix != x ; then
1649   OPENSC_CONFIG=$opensc_config_prefix/bin/opensc-config
1650   AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no)
1651   if test "$OPENSC_CONFIG" != "no"; then
1652     LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags`
1653     LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs`
1654     CPPFLAGS="$CPPFLAGS $LIBOPENSC_CFLAGS"
1655     LDFLAGS="$LDFLAGS $LIBOPENSC_LIBS"
1656     AC_DEFINE(SMARTCARD)
1657     AC_DEFINE(USE_OPENSC)
1658     SCARD_MSG="yes, using OpenSC"
1659   fi
1660 fi
1661
1662 # Check whether user wants Kerberos 5 support
1663 KRB5_MSG="no"
1664 AC_ARG_WITH(kerberos5,
1665         [  --with-kerberos5=PATH   Enable Kerberos 5 support],
1666         [
1667                 if test "x$withval" != "xno" ; then
1668                         if test "x$withval" = "xyes" ; then
1669                                 KRB5ROOT="/usr/local"
1670                         else
1671                                 KRB5ROOT=${withval}
1672                         fi
1673                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
1674                         LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
1675                         AC_DEFINE(KRB5)
1676                         KRB5_MSG="yes"
1677                         AC_MSG_CHECKING(whether we are using Heimdal)
1678                         AC_TRY_COMPILE([ #include <krb5.h> ],
1679                                        [ char *tmp = heimdal_version; ],
1680                                        [ AC_MSG_RESULT(yes)
1681                                          AC_DEFINE(HEIMDAL)
1682                                          K5LIBS="-lkrb5 -ldes -lcom_err -lasn1 -lroken"
1683                                        ],
1684                                        [ AC_MSG_RESULT(no)
1685                                          K5LIBS="-lkrb5 -lk5crypto -lcom_err"
1686                                        ]
1687                         )
1688                         if test ! -z "$need_dash_r" ; then
1689                                 LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
1690                         fi
1691                         if test ! -z "$blibpath" ; then
1692                                 blibpath="$blibpath:${KRB5ROOT}/lib"
1693                         fi
1694                         AC_CHECK_LIB(resolv, dn_expand, , )
1695
1696                         KRB5=yes
1697                 fi
1698         ]
1699 )
1700 # Check whether user wants Kerberos 4 support
1701 KRB4_MSG="no"
1702 AC_ARG_WITH(kerberos4,
1703         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1704         [
1705                 if test "x$withval" != "xno" ; then
1706                         if test "x$withval" != "xyes" ; then
1707                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1708                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1709                                 if test ! -z "$need_dash_r" ; then
1710                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1711                                 fi
1712                                 if test ! -z "$blibpath" ; then
1713                                         blibpath="$blibpath:${withval}/lib"
1714                                 fi
1715                         else
1716                                 if test -d /usr/include/kerberosIV ; then
1717                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1718                                 fi
1719                         fi
1720
1721                         AC_CHECK_HEADERS(krb.h)
1722                         if test "$ac_cv_header_krb_h" != yes; then
1723                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1724                         fi
1725                         AC_CHECK_LIB(krb, main)
1726                         if test "$ac_cv_lib_krb_main" != yes; then
1727                                 AC_CHECK_LIB(krb4, main)
1728                                 if test "$ac_cv_lib_krb4_main" != yes; then
1729                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
1730                                 else
1731                                         KLIBS="-lkrb4"
1732                                 fi
1733                         else
1734                                 KLIBS="-lkrb"
1735                         fi
1736                         AC_CHECK_LIB(des, des_cbc_encrypt)
1737                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
1738                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
1739                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
1740                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
1741                                 else
1742                                         KLIBS="-ldes425"
1743                                 fi
1744                         else
1745                                 KLIBS="-ldes"
1746                         fi
1747                         AC_CHECK_LIB(resolv, dn_expand, , )
1748                         KRB4=yes
1749                         KRB4_MSG="yes"
1750                         AC_DEFINE(KRB4)
1751                 fi
1752         ]
1753 )
1754
1755 # Check whether user wants AFS support
1756 AFS_MSG="no"
1757 AC_ARG_WITH(afs,
1758         [  --with-afs=PATH         Enable AFS support],
1759         [
1760                 if test "x$withval" != "xno" ; then
1761
1762                         if test "x$withval" != "xyes" ; then
1763                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1764                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1765                         fi
1766
1767                         if test -z "$KRB4" ; then
1768                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1769                         fi
1770
1771                         LIBS="-lkafs $LIBS"
1772                         if test ! -z "$AFS_LIBS" ; then
1773                                 LIBS="$LIBS $AFS_LIBS"
1774                         fi
1775                         AC_DEFINE(AFS)
1776                         AFS_MSG="yes"
1777                 fi
1778         ]
1779 )
1780 LIBS="$LIBS $KLIBS $K5LIBS"
1781
1782 # Looking for programs, paths and files
1783
1784 PRIVSEP_PATH=/var/empty
1785 AC_ARG_WITH(privsep-path,
1786         [  --with-privsep-path=xxx Path for privilege separation chroot (default=/var/empty)],
1787         [
1788                 if test "x$withval" != "$no" ; then
1789                         PRIVSEP_PATH=$withval
1790                 fi
1791         ]
1792 )
1793 AC_SUBST(PRIVSEP_PATH)
1794
1795 AC_ARG_WITH(xauth,
1796         [  --with-xauth=PATH       Specify path to xauth program ],
1797         [
1798                 if test "x$withval" != "xno" ; then
1799                         xauth_path=$withval
1800                 fi
1801         ],
1802         [
1803                 TestPath="$PATH"
1804                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/X/bin"
1805                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/bin/X11"
1806                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/X11R6/bin"
1807                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/openwin/bin"
1808                 AC_PATH_PROG(xauth_path, xauth, , $TestPath)
1809                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1810                         xauth_path="/usr/openwin/bin/xauth"
1811                 fi
1812         ]
1813 )
1814
1815 if test -z "$xauth_path" ; then
1816         XAUTH_PATH="undefined"
1817         AC_SUBST(XAUTH_PATH)
1818 else
1819         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1820         XAUTH_PATH=$xauth_path
1821         AC_SUBST(XAUTH_PATH)
1822 fi
1823
1824 # Check for mail directory (last resort if we cannot get it from headers)
1825 if test ! -z "$MAIL" ; then
1826         maildir=`dirname $MAIL`
1827         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1828 fi
1829
1830 if test -z "$no_dev_ptmx" ; then
1831         if test "x$disable_ptmx_check" != "xyes" ; then
1832                 AC_CHECK_FILE("/dev/ptmx",
1833                         [
1834                                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1835                                 have_dev_ptmx=1
1836                         ]
1837                 )
1838         fi
1839 fi
1840 AC_CHECK_FILE("/dev/ptc",
1841         [
1842                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1843                 have_dev_ptc=1
1844         ]
1845 )
1846
1847 # Options from here on. Some of these are preset by platform above
1848 AC_ARG_WITH(mantype,
1849         [  --with-mantype=man|cat|doc  Set man page type],
1850         [
1851                 case "$withval" in
1852                 man|cat|doc)
1853                         MANTYPE=$withval
1854                         ;;
1855                 *)
1856                         AC_MSG_ERROR(invalid man type: $withval)
1857                         ;;
1858                 esac
1859         ]
1860 )
1861 if test -z "$MANTYPE"; then
1862         TestPath="/usr/bin${PATH_SEPARATOR}/usr/ucb"
1863         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, $TestPath)
1864         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
1865                 MANTYPE=doc
1866         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
1867                 MANTYPE=man
1868         else
1869                 MANTYPE=cat
1870         fi
1871 fi
1872 AC_SUBST(MANTYPE)
1873 if test "$MANTYPE" = "doc"; then
1874         mansubdir=man;
1875 else
1876         mansubdir=$MANTYPE;
1877 fi
1878 AC_SUBST(mansubdir)
1879
1880 # Check whether to enable MD5 passwords
1881 MD5_MSG="no"
1882 AC_ARG_WITH(md5-passwords,
1883         [  --with-md5-passwords    Enable use of MD5 passwords],
1884         [
1885                 if test "x$withval" != "xno" ; then
1886                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1887                         MD5_MSG="yes"
1888                 fi
1889         ]
1890 )
1891
1892 # Whether to disable shadow password support
1893 AC_ARG_WITH(shadow,
1894         [  --without-shadow        Disable shadow password support],
1895         [
1896                 if test "x$withval" = "xno" ; then
1897                         AC_DEFINE(DISABLE_SHADOW)
1898                         disable_shadow=yes
1899                 fi
1900         ]
1901 )
1902
1903 if test -z "$disable_shadow" ; then
1904         AC_MSG_CHECKING([if the systems has expire shadow information])
1905         AC_TRY_COMPILE(
1906         [
1907 #include <sys/types.h>
1908 #include <shadow.h>
1909         struct spwd sp;
1910         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1911         [ sp_expire_available=yes ], []
1912         )
1913
1914         if test "x$sp_expire_available" = "xyes" ; then
1915                 AC_MSG_RESULT(yes)
1916                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1917         else
1918                 AC_MSG_RESULT(no)
1919         fi
1920 fi
1921
1922 # Use ip address instead of hostname in $DISPLAY
1923 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1924         DISPLAY_HACK_MSG="yes"
1925         AC_DEFINE(IPADDR_IN_DISPLAY)
1926 else
1927         DISPLAY_HACK_MSG="no"
1928         AC_ARG_WITH(ipaddr-display,
1929                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1930                 [
1931                         if test "x$withval" != "xno" ; then
1932                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1933                                 DISPLAY_HACK_MSG="yes"
1934                         fi
1935                 ]
1936         )
1937 fi
1938
1939 dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
1940 if test $ac_cv_func_login_getcapbool = "yes" -a \
1941         $ac_cv_header_login_cap_h = "yes" ; then
1942         USES_LOGIN_CONF=yes
1943 fi
1944 # Whether to mess with the default path
1945 SERVER_PATH_MSG="(default)"
1946 AC_ARG_WITH(default-path,
1947         [  --with-default-path=    Specify default \$PATH environment for server],
1948         [
1949                 if test "$USES_LOGIN_CONF" = "yes" ; then
1950                         AC_MSG_WARN([
1951 --with-default-path=PATH has no effect on this system.
1952 Edit /etc/login.conf instead.])
1953                 elif test "x$withval" != "xno" ; then
1954                         user_path="$withval"
1955                         SERVER_PATH_MSG="$withval"
1956                 fi
1957         ],
1958         [ if test "$USES_LOGIN_CONF" = "yes" ; then
1959         AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
1960         else
1961         AC_TRY_RUN(
1962                 [
1963 /* find out what STDPATH is */
1964 #include <stdio.h>
1965 #ifdef HAVE_PATHS_H
1966 # include <paths.h>
1967 #endif
1968 #ifndef _PATH_STDPATH
1969 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
1970 #endif
1971 #include <sys/types.h>
1972 #include <sys/stat.h>
1973 #include <fcntl.h>
1974 #define DATA "conftest.stdpath"
1975
1976 main()
1977 {
1978         FILE *fd;
1979         int rc;
1980
1981         fd = fopen(DATA,"w");
1982         if(fd == NULL)
1983                 exit(1);
1984
1985         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
1986                 exit(1);
1987
1988         exit(0);
1989 }
1990                 ], [ user_path=`cat conftest.stdpath` ],
1991                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
1992                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
1993         )
1994 # make sure $bindir is in USER_PATH so scp will work
1995                 t_bindir=`eval echo ${bindir}`
1996                 case $t_bindir in
1997                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
1998                 esac
1999                 case $t_bindir in
2000                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
2001                 esac
2002                 echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
2003                 if test $? -ne 0  ; then
2004                         echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
2005                         if test $? -ne 0  ; then
2006                                 user_path=$user_path:$t_bindir
2007                                 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
2008                         fi
2009                 fi
2010         fi ]
2011 )
2012 if test "$USES_LOGIN_CONF" != "yes" ; then
2013         AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
2014         AC_SUBST(user_path)
2015 fi
2016
2017 # Set superuser path separately to user path
2018 AC_ARG_WITH(superuser-path,
2019         [  --with-superuser-path=  Specify different path for super-user],
2020         [
2021                 if test "x$withval" != "xno" ; then
2022                         AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval")
2023                         superuser_path=$withval
2024                 fi
2025         ]
2026 )
2027
2028
2029 # Whether to force IPv4 by default (needed on broken glibc Linux)
2030 IPV4_HACK_MSG="no"
2031 AC_ARG_WITH(ipv4-default,
2032         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
2033         [
2034                 if test "x$withval" != "xno" ; then
2035                         AC_DEFINE(IPV4_DEFAULT)
2036                         IPV4_HACK_MSG="yes"
2037                 fi
2038         ]
2039 )
2040
2041 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
2042 IPV4_IN6_HACK_MSG="no"
2043 AC_ARG_WITH(4in6,
2044         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
2045         [
2046                 if test "x$withval" != "xno" ; then
2047                         AC_MSG_RESULT(yes)
2048                         AC_DEFINE(IPV4_IN_IPV6)
2049                         IPV4_IN6_HACK_MSG="yes"
2050                 else
2051                         AC_MSG_RESULT(no)
2052                 fi
2053         ],[
2054                 if test "x$inet6_default_4in6" = "xyes"; then
2055                         AC_MSG_RESULT([yes (default)])
2056                         AC_DEFINE(IPV4_IN_IPV6)
2057                         IPV4_IN6_HACK_MSG="yes"
2058                 else
2059                         AC_MSG_RESULT([no (default)])
2060                 fi
2061         ]
2062 )
2063
2064 # Whether to enable BSD auth support
2065 BSD_AUTH_MSG=no
2066 AC_ARG_WITH(bsd-auth,
2067         [  --with-bsd-auth         Enable BSD auth support],
2068         [
2069                 if test "x$withval" != "xno" ; then
2070                         AC_DEFINE(BSD_AUTH)
2071                         BSD_AUTH_MSG=yes
2072                 fi
2073         ]
2074 )
2075
2076 # Where to place sshd.pid
2077 piddir=/var/run
2078 # make sure the directory exists
2079 if test ! -d $piddir ; then
2080         piddir=`eval echo ${sysconfdir}`
2081         case $piddir in
2082                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
2083         esac
2084 fi
2085
2086 AC_ARG_WITH(pid-dir,
2087         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
2088         [
2089                 if test "x$withval" != "xno" ; then
2090                         piddir=$withval
2091                         if test ! -d $piddir ; then
2092                         AC_MSG_WARN([** no $piddir directory on this system **])
2093                         fi
2094                 fi
2095         ]
2096 )
2097
2098 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
2099 AC_SUBST(piddir)
2100
2101 dnl allow user to disable some login recording features
2102 AC_ARG_ENABLE(lastlog,
2103         [  --disable-lastlog       disable use of lastlog even if detected [no]],
2104         [ AC_DEFINE(DISABLE_LASTLOG) ]
2105 )
2106 AC_ARG_ENABLE(utmp,
2107         [  --disable-utmp          disable use of utmp even if detected [no]],
2108         [ AC_DEFINE(DISABLE_UTMP) ]
2109 )
2110 AC_ARG_ENABLE(utmpx,
2111         [  --disable-utmpx         disable use of utmpx even if detected [no]],
2112         [ AC_DEFINE(DISABLE_UTMPX) ]
2113 )
2114 AC_ARG_ENABLE(wtmp,
2115         [  --disable-wtmp          disable use of wtmp even if detected [no]],
2116         [ AC_DEFINE(DISABLE_WTMP) ]
2117 )
2118 AC_ARG_ENABLE(wtmpx,
2119         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
2120         [ AC_DEFINE(DISABLE_WTMPX) ]
2121 )
2122 AC_ARG_ENABLE(libutil,
2123         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
2124         [ AC_DEFINE(DISABLE_LOGIN) ]
2125 )
2126 AC_ARG_ENABLE(pututline,
2127         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
2128         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
2129 )
2130 AC_ARG_ENABLE(pututxline,
2131         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
2132         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
2133 )
2134 AC_ARG_WITH(lastlog,
2135   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
2136         [
2137                 if test "x$withval" = "xno" ; then
2138                         AC_DEFINE(DISABLE_LASTLOG)
2139                 else
2140                         conf_lastlog_location=$withval
2141                 fi
2142         ]
2143 )
2144
2145 dnl lastlog, [uw]tmpx? detection
2146 dnl  NOTE: set the paths in the platform section to avoid the
2147 dnl   need for command-line parameters
2148 dnl lastlog and [uw]tmp are subject to a file search if all else fails
2149
2150 dnl lastlog detection
2151 dnl  NOTE: the code itself will detect if lastlog is a directory
2152 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
2153 AC_TRY_COMPILE([
2154 #include <sys/types.h>
2155 #include <utmp.h>
2156 #ifdef HAVE_LASTLOG_H
2157 #  include <lastlog.h>
2158 #endif
2159 #ifdef HAVE_PATHS_H
2160 #  include <paths.h>
2161 #endif
2162 #ifdef HAVE_LOGIN_H
2163 # include <login.h>
2164 #endif
2165         ],
2166         [ char *lastlog = LASTLOG_FILE; ],
2167         [ AC_MSG_RESULT(yes) ],
2168         [
2169                 AC_MSG_RESULT(no)
2170                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
2171                 AC_TRY_COMPILE([
2172 #include <sys/types.h>
2173 #include <utmp.h>
2174 #ifdef HAVE_LASTLOG_H
2175 #  include <lastlog.h>
2176 #endif
2177 #ifdef HAVE_PATHS_H
2178 #  include <paths.h>
2179 #endif
2180                 ],
2181                 [ char *lastlog = _PATH_LASTLOG; ],
2182                 [ AC_MSG_RESULT(yes) ],
2183                 [
2184                         AC_MSG_RESULT(no)
2185                         system_lastlog_path=no
2186                 ])
2187         ]
2188 )
2189
2190 if test -z "$conf_lastlog_location"; then
2191         if test x"$system_lastlog_path" = x"no" ; then
2192                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
2193                                 if (test -d "$f" || test -f "$f") ; then
2194                                         conf_lastlog_location=$f
2195                                 fi
2196                 done
2197                 if test -z "$conf_lastlog_location"; then
2198                         AC_MSG_WARN([** Cannot find lastlog **])
2199                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
2200                 fi
2201         fi
2202 fi
2203
2204 if test -n "$conf_lastlog_location"; then
2205         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
2206 fi
2207
2208 dnl utmp detection
2209 AC_MSG_CHECKING([if your system defines UTMP_FILE])
2210 AC_TRY_COMPILE([
2211 #include <sys/types.h>
2212 #include <utmp.h>
2213 #ifdef HAVE_PATHS_H
2214 #  include <paths.h>
2215 #endif
2216         ],
2217         [ char *utmp = UTMP_FILE; ],
2218         [ AC_MSG_RESULT(yes) ],
2219         [ AC_MSG_RESULT(no)
2220           system_utmp_path=no ]
2221 )
2222 if test -z "$conf_utmp_location"; then
2223         if test x"$system_utmp_path" = x"no" ; then
2224                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
2225                         if test -f $f ; then
2226                                 conf_utmp_location=$f
2227                         fi
2228                 done
2229                 if test -z "$conf_utmp_location"; then
2230                         AC_DEFINE(DISABLE_UTMP)
2231                 fi
2232         fi
2233 fi
2234 if test -n "$conf_utmp_location"; then
2235         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
2236 fi
2237
2238 dnl wtmp detection
2239 AC_MSG_CHECKING([if your system defines WTMP_FILE])
2240 AC_TRY_COMPILE([
2241 #include <sys/types.h>
2242 #include <utmp.h>
2243 #ifdef HAVE_PATHS_H
2244 #  include <paths.h>
2245 #endif
2246         ],
2247         [ char *wtmp = WTMP_FILE; ],
2248         [ AC_MSG_RESULT(yes) ],
2249         [ AC_MSG_RESULT(no)
2250           system_wtmp_path=no ]
2251 )
2252 if test -z "$conf_wtmp_location"; then
2253         if test x"$system_wtmp_path" = x"no" ; then
2254                 for f in /usr/adm/wtmp /var/log/wtmp; do
2255                         if test -f $f ; then
2256                                 conf_wtmp_location=$f
2257                         fi
2258                 done
2259                 if test -z "$conf_wtmp_location"; then
2260                         AC_DEFINE(DISABLE_WTMP)
2261                 fi
2262         fi
2263 fi
2264 if test -n "$conf_wtmp_location"; then
2265         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
2266 fi
2267
2268
2269 dnl utmpx detection - I don't know any system so perverse as to require
2270 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
2271 dnl  there, though.
2272 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
2273 AC_TRY_COMPILE([
2274 #include <sys/types.h>
2275 #include <utmp.h>
2276 #ifdef HAVE_UTMPX_H
2277 #include <utmpx.h>
2278 #endif
2279 #ifdef HAVE_PATHS_H
2280 #  include <paths.h>
2281 #endif
2282         ],
2283         [ char *utmpx = UTMPX_FILE; ],
2284         [ AC_MSG_RESULT(yes) ],
2285         [ AC_MSG_RESULT(no)
2286           system_utmpx_path=no ]
2287 )
2288 if test -z "$conf_utmpx_location"; then
2289         if test x"$system_utmpx_path" = x"no" ; then
2290                 AC_DEFINE(DISABLE_UTMPX)
2291         fi
2292 else
2293         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
2294 fi
2295
2296 dnl wtmpx detection
2297 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
2298 AC_TRY_COMPILE([
2299 #include <sys/types.h>
2300 #include <utmp.h>
2301 #ifdef HAVE_UTMPX_H
2302 #include <utmpx.h>
2303 #endif
2304 #ifdef HAVE_PATHS_H
2305 #  include <paths.h>
2306 #endif
2307         ],
2308         [ char *wtmpx = WTMPX_FILE; ],
2309         [ AC_MSG_RESULT(yes) ],
2310         [ AC_MSG_RESULT(no)
2311           system_wtmpx_path=no ]
2312 )
2313 if test -z "$conf_wtmpx_location"; then
2314         if test x"$system_wtmpx_path" = x"no" ; then
2315                 AC_DEFINE(DISABLE_WTMPX)
2316         fi
2317 else
2318         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
2319 fi
2320
2321
2322 if test ! -z "$blibpath" ; then
2323         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
2324         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
2325 fi
2326
2327 dnl remove pam and dl because they are in $LIBPAM
2328 if test "$PAM_MSG" = yes ; then
2329         LIBS=`echo $LIBS | sed 's/-lpam //'`
2330 fi
2331 if test "$ac_cv_lib_pam_pam_set_item" = yes ; then
2332         LIBS=`echo $LIBS | sed 's/-ldl //'`
2333 fi
2334
2335 AC_EXEEXT
2336 AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
2337 AC_OUTPUT
2338
2339 # Print summary of options
2340
2341 # Someone please show me a better way :)
2342 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2343 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2344 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2345 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2346 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2347 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2348 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
2349 H=`eval echo ${PRIVSEP_PATH}` ; H=`eval echo ${H}`
2350 I=`eval echo ${user_path}` ; I=`eval echo ${I}`
2351 J=`eval echo ${superuser_path}` ; J=`eval echo ${J}`
2352
2353 echo ""
2354 echo "OpenSSH has been configured with the following options:"
2355 echo "                     User binaries: $B"
2356 echo "                   System binaries: $C"
2357 echo "               Configuration files: $D"
2358 echo "                   Askpass program: $E"
2359 echo "                      Manual pages: $F"
2360 echo "                          PID file: $G"
2361 echo "  Privilege separation chroot path: $H"
2362 if test "$USES_LOGIN_CONF" = "yes" ; then
2363 echo "   At runtime, sshd will use the path defined in /etc/login.conf"
2364 else
2365 echo "            sshd default user PATH: $I"
2366 fi
2367 if test ! -z "$superuser_path" ; then
2368 echo "          sshd superuser user PATH: $J"
2369 fi
2370 echo "                    Manpage format: $MANTYPE"
2371 echo "                       PAM support: ${PAM_MSG}"
2372 echo "                KerberosIV support: $KRB4_MSG"
2373 echo "                 KerberosV support: $KRB5_MSG"
2374 echo "                 Smartcard support: $SCARD_MSG"
2375 echo "                       AFS support: $AFS_MSG"
2376 echo "                     S/KEY support: $SKEY_MSG"
2377 echo "              TCP Wrappers support: $TCPW_MSG"
2378 echo "              MD5 password support: $MD5_MSG"
2379 echo "       IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2380 echo "          Use IPv4 by default hack: $IPV4_HACK_MSG"
2381 echo "           Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2382 echo "                  BSD Auth support: $BSD_AUTH_MSG"
2383 echo "              Random number source: $RAND_MSG"
2384 if test ! -z "$USE_RAND_HELPER" ; then
2385 echo "     ssh-rand-helper collects from: $RAND_HELPER_MSG"
2386 fi
2387
2388 echo ""
2389
2390 echo "              Host: ${host}"
2391 echo "          Compiler: ${CC}"
2392 echo "    Compiler flags: ${CFLAGS}"
2393 echo "Preprocessor flags: ${CPPFLAGS}"
2394 echo "      Linker flags: ${LDFLAGS}"
2395 echo "         Libraries: ${LIBWRAP} ${LIBPAM} ${LIBS}"
2396
2397 echo ""
2398
2399 if test "x$PAM_MSG" = "xyes" ; then
2400         echo "PAM is enabled. You may need to install a PAM control file "
2401         echo "for sshd, otherwise password authentication may fail. "
2402         echo "Example PAM control files can be found in the contrib/ "
2403         echo "subdirectory"
2404         echo ""
2405 fi
2406
2407 if test ! -z "$NO_SFTP"; then
2408         echo "sftp-server will be disabled.  Your compiler does not "
2409         echo "support 64bit integers."
2410         echo ""
2411 fi
2412
2413 if test ! -z "$RAND_HELPER_CMDHASH" ; then
2414         echo "WARNING: you are using the builtin random number collection "
2415         echo "service. Please read WARNING.RNG and request that your OS "
2416         echo "vendor includes kernel-based random number collection in "
2417         echo "future versions of your OS."
2418         echo ""
2419 fi
2420