configure.ac

   1 # $Id$
   2
   3 AC_INIT
   4 AC_CONFIG_SRCDIR([ssh.c])
   5
   6 AC_CONFIG_HEADER(config.h)
   7 AC_PROG_CC
   8 AC_CANONICAL_HOST
   9 AC_C_BIGENDIAN
  10
  11 # Checks for programs.
  12 AC_PROG_CPP
  13 AC_PROG_RANLIB
  14 AC_PROG_INSTALL
  15 AC_PATH_PROG(AR, ar)
  16 AC_PATH_PROGS(PERL, perl5 perl)
  17 AC_SUBST(PERL)
  18 AC_PATH_PROG(ENT, ent)
  19 AC_SUBST(ENT)
  20 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  21 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  22 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  23 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  24 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="$saved_LDFLAGS"
  73         fi
  74         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  75         AC_DEFINE(BROKEN_GETADDRINFO)
  76         AC_DEFINE(BROKEN_REALPATH)
  77         dnl AIX handles lastlog as part of its login message
  78         AC_DEFINE(DISABLE_LASTLOG)
  79         AC_DEFINE(LOGIN_NEEDS_UTMPX)
  80         ;;
  81 *-*-cygwin*)
  82         LIBS="$LIBS /usr/lib/textmode.o"
  83         AC_DEFINE(HAVE_CYGWIN)
  84         AC_DEFINE(USE_PIPES)
  85         AC_DEFINE(DISABLE_SHADOW)
  86         AC_DEFINE(IPV4_DEFAULT)
  87         AC_DEFINE(IP_TOS_IS_BROKEN)
  88         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  89         AC_DEFINE(SETGROUPS_NOOP)
  90         ;;
  91 *-*-dgux*)
  92         AC_DEFINE(IP_TOS_IS_BROKEN)
  93         ;;
  94 *-*-darwin*)
  95         AC_DEFINE(BROKEN_GETADDRINFO)
  96         ;;
  97 *-*-hpux10.26)
  98         if test -z "$GCC"; then
  99                 CFLAGS="$CFLAGS -Ae"
 100         fi
 101         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 102         IPADDR_IN_DISPLAY=yes
 103         AC_DEFINE(HAVE_SECUREWARE)
 104         AC_DEFINE(USE_PIPES)
 105         AC_DEFINE(LOGIN_NO_ENDOPT)
 106         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 107         AC_DEFINE(DISABLE_SHADOW)
 108         AC_DEFINE(DISABLE_UTMP)
 109         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 110         LIBS="$LIBS -lxnet -lsec -lsecpw"
 111         disable_ptmx_check=yes
 112         ;;
 113 *-*-hpux10*)
 114         if test -z "$GCC"; then
 115                 CFLAGS="$CFLAGS -Ae"
 116         fi
 117         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 118         IPADDR_IN_DISPLAY=yes
 119         AC_DEFINE(USE_PIPES)
 120         AC_DEFINE(LOGIN_NO_ENDOPT)
 121         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 122         AC_DEFINE(DISABLE_SHADOW)
 123         AC_DEFINE(DISABLE_UTMP)
 124         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 125         LIBS="$LIBS -lxnet -lsec"
 126         ;;
 127 *-*-hpux11*)
 128         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 129         IPADDR_IN_DISPLAY=yes
 130         AC_DEFINE(PAM_SUN_CODEBASE)
 131         AC_DEFINE(USE_PIPES)
 132         AC_DEFINE(LOGIN_NO_ENDOPT)
 133         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 134         AC_DEFINE(DISABLE_SHADOW)
 135         AC_DEFINE(DISABLE_UTMP)
 136         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 137         LIBS="$LIBS -lxnet -lsec"
 138         ;;
 139 *-*-irix5*)
 140         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 141         LDFLAGS="$LDFLAGS"
 142         PATH="$PATH:/usr/etc"
 143         AC_DEFINE(BROKEN_INET_NTOA)
 144         AC_DEFINE(WITH_ABBREV_NO_TTY)
 145         ;;
 146 *-*-irix6*)
 147         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 148         LDFLAGS="$LDFLAGS"
 149         PATH="$PATH:/usr/etc"
 150         AC_DEFINE(WITH_IRIX_ARRAY)
 151         AC_DEFINE(WITH_IRIX_PROJECT)
 152         AC_DEFINE(WITH_IRIX_AUDIT)
 153         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 154         AC_DEFINE(BROKEN_INET_NTOA)
 155         AC_DEFINE(WITH_ABBREV_NO_TTY)
 156         ;;
 157 *-*-linux*)
 158         no_dev_ptmx=1
 159         check_for_libcrypt_later=1
 160         AC_DEFINE(DONT_TRY_OTHER_AF)
 161         AC_DEFINE(PAM_TTY_KLUDGE)
 162         inet6_default_4in6=yes
 163         ;;
 164 mips-sony-bsd|mips-sony-newsos4)
 165         AC_DEFINE(HAVE_NEWS4)
 166         SONY=1
 167         ;;
 168 *-*-netbsd*)
 169         need_dash_r=1
 170         ;;
 171 *-*-freebsd*)
 172         check_for_libcrypt_later=1
 173         ;;
 174 *-next-*)
 175         conf_lastlog_location="/usr/adm/lastlog"
 176         conf_utmp_location=/etc/utmp
 177         conf_wtmp_location=/usr/adm/wtmp
 178         MAIL=/usr/spool/mail
 179         AC_DEFINE(HAVE_NEXT)
 180         AC_DEFINE(BROKEN_REALPATH)
 181         AC_DEFINE(USE_PIPES)
 182         AC_DEFINE(BROKEN_SAVED_UIDS)
 183         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 184         CFLAGS="$CFLAGS"
 185         ;;
 186 *-*-solaris*)
 187         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 188         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 189         need_dash_r=1
 190         AC_DEFINE(PAM_SUN_CODEBASE)
 191         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 192         AC_DEFINE(LOGIN_NEEDS_TERM)
 193         AC_DEFINE(PAM_TTY_KLUDGE)
 194         # hardwire lastlog location (can't detect it on some versions)
 195         conf_lastlog_location="/var/adm/lastlog"
 196         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 197         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 198         if test "$sol2ver" -ge 8; then
 199                 AC_MSG_RESULT(yes)
 200                 AC_DEFINE(DISABLE_UTMP)
 201                 AC_DEFINE(DISABLE_WTMP)
 202         else
 203                 AC_MSG_RESULT(no)
 204         fi
 205         ;;
 206 *-*-sunos4*)
 207         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 208         AC_CHECK_FUNCS(getpwanam)
 209         AC_DEFINE(PAM_SUN_CODEBASE)
 210         conf_utmp_location=/etc/utmp
 211         conf_wtmp_location=/var/adm/wtmp
 212         conf_lastlog_location=/var/adm/lastlog
 213         AC_DEFINE(USE_PIPES)
 214         ;;
 215 *-ncr-sysv*)
 216         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 217         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 218         LIBS="$LIBS -lc89"
 219         AC_DEFINE(USE_PIPES)
 220         ;;
 221 *-sni-sysv*)
 222         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 223         # /usr/ucblib MUST NOT be searched on ReliantUNIX
 224         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 225         IPADDR_IN_DISPLAY=yes
 226         AC_DEFINE(USE_PIPES)
 227         AC_DEFINE(IP_TOS_IS_BROKEN)
 228         # /usr/ucblib/libucb.a no longer needed on ReliantUNIX
 229         # Attention: always take care to bind libsocket and libnsl before libc,
 230         # otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
 231         ;;
 232 *-*-sysv4.2*)
 233         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 234         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 235         AC_DEFINE(USE_PIPES)
 236         ;;
 237 *-*-sysv5*)
 238         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 239         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 240         AC_DEFINE(USE_PIPES)
 241         ;;
 242 *-*-sysv*)
 243         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 244         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 245         ;;
 246 *-*-sco3.2v4*)
 247         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 248         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 249         LIBS="$LIBS -los -lprot -lx -ltinfo -lm"
 250         rsh_path="/usr/bin/rcmd"
 251         RANLIB=true
 252         no_dev_ptmx=1
 253         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 254         AC_DEFINE(USE_PIPES)
 255         AC_DEFINE(HAVE_SECUREWARE)
 256         AC_DEFINE(DISABLE_SHADOW)
 257         AC_DEFINE(BROKEN_SAVED_UIDS)
 258         AC_CHECK_FUNCS(getluid setluid)
 259         MANTYPE=man
 260         do_sco3_extra_lib_check=yes
 261         ;;
 262 *-*-sco3.2v5*)
 263         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 264         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 265         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 266         no_dev_ptmx=1
 267         rsh_path="/usr/bin/rcmd"
 268         AC_DEFINE(USE_PIPES)
 269         AC_DEFINE(HAVE_SECUREWARE)
 270         AC_DEFINE(DISABLE_SHADOW)
 271         AC_CHECK_FUNCS(getluid setluid)
 272         MANTYPE=man
 273         ;;
 274 *-*-unicos*)
 275         no_libsocket=1
 276         no_libnsl=1
 277         AC_DEFINE(USE_PIPES)
 278         LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal,-L/usr/local/lib"
 279         LIBS="$LIBS -lgen -lrsc"
 280         ;;
 281 *-dec-osf*)
 282         AC_MSG_CHECKING(for Digital Unix SIA)
 283         no_osfsia=""
 284         AC_ARG_WITH(osfsia,
 285                 [  --with-osfsia           Enable Digital Unix SIA],
 286                 [
 287                         if test "x$withval" = "xno" ; then
 288                                 AC_MSG_RESULT(disabled)
 289                                 no_osfsia=1
 290                         fi
 291                 ],
 292         )
 293         if test -z "$no_osfsia" ; then
 294                 if test -f /etc/sia/matrix.conf; then
 295                         AC_MSG_RESULT(yes)
 296                         AC_DEFINE(HAVE_OSF_SIA)
 297                         AC_DEFINE(DISABLE_LOGIN)
 298                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 299                 else
 300                         AC_MSG_RESULT(no)
 301                 fi
 302         fi
 303         ;;
 304
 305 *-*-nto-qnx)
 306         AC_DEFINE(USE_PIPES)
 307         AC_DEFINE(NO_X11_UNIX_SOCKETS)
 308         AC_DEFINE(MISSING_NFDBITS)
 309         AC_DEFINE(MISSING_HOWMANY)
 310         AC_DEFINE(MISSING_FD_MASK)
 311         ;;
 312 esac
 313
 314 # Allow user to specify flags
 315 AC_ARG_WITH(cflags,
 316         [  --with-cflags           Specify additional flags to pass to compiler],
 317         [
 318                 if test "x$withval" != "xno" ; then
 319                         CFLAGS="$CFLAGS $withval"
 320                 fi
 321         ]
 322 )
 323 AC_ARG_WITH(cppflags,
 324         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 325         [
 326                 if test "x$withval" != "xno"; then
 327                         CPPFLAGS="$CPPFLAGS $withval"
 328                 fi
 329         ]
 330 )
 331 AC_ARG_WITH(ldflags,
 332         [  --with-ldflags          Specify additional flags to pass to linker],
 333         [
 334                 if test "x$withval" != "xno" ; then
 335                         LDFLAGS="$LDFLAGS $withval"
 336                 fi
 337         ]
 338 )
 339 AC_ARG_WITH(libs,
 340         [  --with-libs             Specify additional libraries to link with],
 341         [
 342                 if test "x$withval" != "xno" ; then
 343                         LIBS="$LIBS $withval"
 344                 fi
 345         ]
 346 )
 347
 348 # Checks for header files.
 349 AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h \
 350         getopt.h glob.h lastlog.h limits.h login.h \
 351         login_cap.h maillock.h netdb.h netgroup.h \
 352         netinet/in_systm.h paths.h pty.h readpassphrase.h \
 353         rpc/types.h security/pam_appl.h shadow.h stddef.h stdint.h \
 354         strings.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h \
 355         sys/mman.h sys/select.h sys/stat.h \
 356         sys/stropts.h sys/sysmacros.h sys/time.h \
 357         sys/un.h time.h ttyent.h usersec.h \
 358         util.h utime.h utmp.h utmpx.h)
 359
 360 # Checks for libraries.
 361 AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
 362 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
 363
 364 dnl SCO OS3 needs this for libwrap
 365 if test "x$with_tcp_wrappers" != "xno" ; then
 366     if test "x$do_sco3_extra_lib_check" = "xyes" ; then
 367         AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 368     fi
 369 fi
 370
 371 AC_CHECK_FUNC(getspnam, ,
 372         AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
 373
 374 AC_ARG_WITH(rpath,
 375         [  --without-rpath         Disable auto-added -R linker paths],
 376         [
 377                 if test "x$withval" = "xno" ; then
 378                         need_dash_r=""
 379                 fi
 380                 if test "x$withval" = "xyes" ; then
 381                         need_dash_r=1
 382                 fi
 383         ]
 384 )
 385
 386 dnl zlib is required
 387 AC_ARG_WITH(zlib,
 388         [  --with-zlib=PATH        Use zlib in PATH],
 389         [
 390                 if test "x$withval" = "xno" ; then
 391                         AC_MSG_ERROR([*** zlib is required ***])
 392                 fi
 393                 if test -d "$withval/lib"; then
 394                         if test -n "${need_dash_r}"; then
 395                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 396                         else
 397                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 398                         fi
 399                 else
 400                         if test -n "${need_dash_r}"; then
 401                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 402                         else
 403                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 404                         fi
 405                 fi
 406                 if test -d "$withval/include"; then
 407                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 408                 else
 409                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 410                 fi
 411         ]
 412 )
 413
 414 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 415
 416 dnl UnixWare 2.x
 417 AC_CHECK_FUNC(strcasecmp,
 418         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 419 )
 420 AC_CHECK_FUNC(utimes,
 421         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 422 )
 423
 424 dnl    Checks for libutil functions
 425 AC_CHECK_HEADERS(libutil.h)
 426 AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN)])
 427 AC_CHECK_FUNCS(logout updwtmp logwtmp)
 428
 429 AC_FUNC_STRFTIME
 430
 431 # Check for ALTDIRFUNC glob() extension
 432 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 433 AC_EGREP_CPP(FOUNDIT,
 434         [
 435                 #include <glob.h>
 436                 #ifdef GLOB_ALTDIRFUNC
 437                 FOUNDIT
 438                 #endif
 439         ],
 440         [
 441                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 442                 AC_MSG_RESULT(yes)
 443         ],
 444         [
 445                 AC_MSG_RESULT(no)
 446         ]
 447 )
 448
 449 # Check for g.gl_matchc glob() extension
 450 AC_MSG_CHECKING(for gl_matchc field in glob_t)
 451 AC_EGREP_CPP(FOUNDIT,
 452         [
 453                 #include <glob.h>
 454                 int main(void){glob_t g; g.gl_matchc = 1;}
 455         ],
 456         [
 457                 AC_DEFINE(GLOB_HAS_GL_MATCHC)
 458                 AC_MSG_RESULT(yes)
 459         ],
 460         [
 461                 AC_MSG_RESULT(no)
 462         ]
 463 )
 464
 465 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
 466 AC_TRY_RUN(
 467         [
 468 #include <sys/types.h>
 469 #include <dirent.h>
 470 int main(void){struct dirent d;return(sizeof(d.d_name)<=sizeof(char));}
 471         ],
 472         [AC_MSG_RESULT(yes)],
 473         [
 474                 AC_MSG_RESULT(no)
 475                 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
 476         ]
 477 )
 478
 479 # Check whether user wants S/Key support
 480 SKEY_MSG="no"
 481 AC_ARG_WITH(skey,
 482         [  --with-skey[[=PATH]]      Enable S/Key support
 483                             (optionally in PATH)],
 484         [
 485                 if test "x$withval" != "xno" ; then
 486
 487                         if test "x$withval" != "xyes" ; then
 488                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 489                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 490                         fi
 491
 492                         AC_DEFINE(SKEY)
 493                         LIBS="-lskey $LIBS"
 494                         SKEY_MSG="yes"
 495
 496                         AC_MSG_CHECKING([for s/key support])
 497                         AC_TRY_RUN(
 498                                 [
 499 #include <stdio.h>
 500 #include <skey.h>
 501 int main() { char *ff = skey_keyinfo(""); ff=""; return 0; }
 502                                 ],
 503                                 [AC_MSG_RESULT(yes)],
 504                                 [
 505                                         AC_MSG_RESULT(no)
 506                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 507                                 ])
 508                 fi
 509         ]
 510 )
 511
 512 # Check whether user wants TCP wrappers support
 513 TCPW_MSG="no"
 514 AC_ARG_WITH(tcp-wrappers,
 515         [  --with-tcp-wrappers[[=PATH]]      Enable tcpwrappers support
 516                             (optionally in PATH)],
 517         [
 518                 if test "x$withval" != "xno" ; then
 519                         saved_LIBS="$LIBS"
 520                         saved_LDFLAGS="$LDFLAGS"
 521                         saved_CPPFLAGS="$CPPFLAGS"
 522                         if test -n "${withval}" -a "${withval}" != "yes"; then
 523                                 if test -d "${withval}/lib"; then
 524                                         if test -n "${need_dash_r}"; then
 525                                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 526                                         else
 527                                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 528                                         fi
 529                                 else
 530                                         if test -n "${need_dash_r}"; then
 531                                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 532                                         else
 533                                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 534                                         fi
 535                                 fi
 536                                 if test -d "${withval}/include"; then
 537                                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 538                                 else
 539                                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 540                                 fi
 541                         fi
 542                         LIBWRAP="-lwrap"
 543                         LIBS="$LIBWRAP $LIBS"
 544                         AC_MSG_CHECKING(for libwrap)
 545                         AC_TRY_LINK(
 546                                 [
 547 #include <tcpd.h>
 548                                         int deny_severity = 0, allow_severity = 0;
 549                                 ],
 550                                 [hosts_access(0);],
 551                                 [
 552                                         AC_MSG_RESULT(yes)
 553                                         AC_DEFINE(LIBWRAP)
 554                                         AC_SUBST(LIBWRAP)
 555                                         TCPW_MSG="yes"
 556                                 ],
 557                                 [
 558                                         AC_MSG_ERROR([*** libwrap missing])
 559                                 ]
 560                         )
 561                         LIBS="$saved_LIBS"
 562                 fi
 563         ]
 564 )
 565
 566 dnl    Checks for library functions.
 567 AC_CHECK_FUNCS(arc4random b64_ntop bcopy bindresvport_sa \
 568         clock fchmod fchown freeaddrinfo futimes gai_strerror \
 569         getaddrinfo getcwd getgrouplist getnameinfo getopt \
 570         getrlimit getrusage getttyent glob inet_aton inet_ntoa \
 571         inet_ntop innetgr login_getcapbool md5_crypt memmove \
 572         mkdtemp mmap ngetaddrinfo openpty ogetaddrinfo readpassphrase \
 573         realpath recvmsg rresvport_af sendmsg setdtablesize setegid \
 574         setenv seteuid setgroups setlogin setproctitle setresgid setreuid \
 575         setrlimit setsid setpcred setvbuf sigaction sigvec snprintf \
 576         socketpair strerror strlcat strlcpy strmode strsep sysconf tcgetpgrp \
 577         truncate utimes vhangup vsnprintf waitpid __b64_ntop _getpty)
 578
 579 dnl IRIX and Solaris 2.5.1 have dirname() in libgen
 580 AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
 581         AC_CHECK_LIB(gen, dirname,[
 582                 AC_CACHE_CHECK([for broken dirname],
 583                         ac_cv_have_broken_dirname, [
 584                         save_LIBS="$LIBS"
 585                         LIBS="$LIBS -lgen"
 586                         AC_TRY_RUN(
 587                                 [
 588 #include <libgen.h>
 589 #include <string.h>
 590
 591 int main(int argc, char **argv) {
 592     char *s, buf[32];
 593
 594     strncpy(buf,"/etc", 32);
 595     s = dirname(buf);
 596     if (!s || strncmp(s, "/", 32) != 0) {
 597         exit(1);
 598     } else {
 599         exit(0);
 600     }
 601 }
 602                                 ],
 603                                 [ ac_cv_have_broken_dirname="no" ],
 604                                 [ ac_cv_have_broken_dirname="yes" ]
 605                         )
 606                         LIBS="$save_LIBS"
 607                 ])
 608                 if test "x$ac_cv_have_broken_dirname" = "xno" ; then
 609                         LIBS="$LIBS -lgen"
 610                         AC_DEFINE(HAVE_DIRNAME)
 611                         AC_CHECK_HEADERS(libgen.h)
 612                 fi
 613         ])
 614 ])
 615
 616 dnl    Checks for time functions
 617 AC_CHECK_FUNCS(gettimeofday time)
 618 dnl    Checks for utmp functions
 619 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 620 AC_CHECK_FUNCS(utmpname)
 621 dnl    Checks for utmpx functions
 622 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 623 AC_CHECK_FUNCS(setutxent utmpxname)
 624
 625 AC_CHECK_FUNC(daemon,
 626         [AC_DEFINE(HAVE_DAEMON)],
 627         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 628 )
 629
 630 AC_CHECK_FUNC(getpagesize,
 631         [AC_DEFINE(HAVE_GETPAGESIZE)],
 632         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 633 )
 634
 635 # Check for broken snprintf
 636 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 637         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 638         AC_TRY_RUN(
 639                 [
 640 #include <stdio.h>
 641 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 642                 ],
 643                 [AC_MSG_RESULT(yes)],
 644                 [
 645                         AC_MSG_RESULT(no)
 646                         AC_DEFINE(BROKEN_SNPRINTF)
 647                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 648                 ]
 649         )
 650 fi
 651
 652 AC_FUNC_GETPGRP
 653
 654 # Check for PAM libs
 655 PAM_MSG="no"
 656 AC_ARG_WITH(pam,
 657         [  --with-pam              Enable PAM support ],
 658         [
 659                 if test "x$withval" != "xno" ; then
 660                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 661                                 AC_MSG_ERROR([PAM headers not found])
 662                         fi
 663
 664                         AC_CHECK_LIB(dl, dlopen, , )
 665                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 666                         AC_CHECK_FUNCS(pam_getenvlist)
 667
 668                         disable_shadow=yes
 669                         PAM_MSG="yes"
 670
 671                         AC_DEFINE(USE_PAM)
 672                         if test $ac_cv_lib_dl_dlopen = yes; then
 673                                 LIBPAM="-lpam -ldl"
 674                         else
 675                                 LIBPAM="-lpam"
 676                         fi
 677                         AC_SUBST(LIBPAM)
 678                 fi
 679         ]
 680 )
 681
 682 # Check for older PAM
 683 if test "x$PAM_MSG" = "xyes" ; then
 684         # Check PAM strerror arguments (old PAM)
 685         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 686         AC_TRY_COMPILE(
 687                 [
 688 #include <stdlib.h>
 689 #include <security/pam_appl.h>
 690                 ],
 691                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 692                 [AC_MSG_RESULT(no)],
 693                 [
 694                         AC_DEFINE(HAVE_OLD_PAM)
 695                         AC_MSG_RESULT(yes)
 696                         PAM_MSG="yes (old library)"
 697                 ]
 698         )
 699 fi
 700
 701 # Search for OpenSSL
 702 saved_CPPFLAGS="$CPPFLAGS"
 703 saved_LDFLAGS="$LDFLAGS"
 704 AC_ARG_WITH(ssl-dir,
 705         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 706         [
 707                 if test "x$withval" != "xno" ; then
 708                         if test -d "$withval/lib"; then
 709                                 if test -n "${need_dash_r}"; then
 710                                         LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 711                                 else
 712                                         LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 713                                 fi
 714                         else
 715                                 if test -n "${need_dash_r}"; then
 716                                         LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 717                                 else
 718                                         LDFLAGS="-L${withval} ${LDFLAGS}"
 719                                 fi
 720                         fi
 721                         if test -d "$withval/include"; then
 722                                 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 723                         else
 724                                 CPPFLAGS="-I${withval} ${CPPFLAGS}"
 725                         fi
 726                 fi
 727         ]
 728 )
 729 LIBS="$LIBS -lcrypto"
 730 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
 731         [
 732                 dnl Check default openssl install dir
 733                 if test -n "${need_dash_r}"; then
 734                         LDFLAGS="-L/usr/local/ssl/lib -R/usr/local/ssl/lib ${saved_LDFLAGS}"
 735                 else
 736                         LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}"
 737                 fi
 738                 CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}"
 739                 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
 740                         [
 741                                 AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***])
 742                         ]
 743                 )
 744         ]
 745 )
 746
 747
 748 # Sanity check OpenSSL headers
 749 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
 750 AC_TRY_RUN(
 751         [
 752 #include <string.h>
 753 #include <openssl/opensslv.h>
 754 int main(void) { return(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
 755         ],
 756         [
 757                 AC_MSG_RESULT(yes)
 758         ],
 759         [
 760                 AC_MSG_RESULT(no)
 761                 AC_MSG_ERROR(Your OpenSSL headers do not match your library)
 762         ]
 763 )
 764
 765 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 766 # version in OpenSSL. Skip this for PAM
 767 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 768         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
 769 fi
 770
 771
 772 ### Configure cryptographic random number support
 773
 774 # Check wheter OpenSSL seeds itself
 775 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
 776 AC_TRY_RUN(
 777         [
 778 #include <string.h>
 779 #include <openssl/rand.h>
 780 int main(void) { return(RAND_status() == 1 ? 0 : 1); }
 781         ],
 782         [
 783                 OPENSSL_SEEDS_ITSELF=yes
 784                 AC_MSG_RESULT(yes)
 785         ],
 786         [
 787                 AC_MSG_RESULT(no)
 788                 # Default to use of the rand helper if OpenSSL doesn't
 789                 # seed itself
 790                 USE_RAND_HELPER=yes
 791         ]
 792 )
 793
 794
 795 # Do we want to force the use of the rand helper?
 796 AC_ARG_WITH(rand-helper,
 797         [  --with-rand-helper      Use subprocess to gather strong randomness ],
 798         [
 799                 if test "x$withval" = "xno" ; then
 800                         # Force use of OpenSSL's internal RNG, even if
 801                         # the previous test showed it to be unseeded.
 802                         if test -z "$OPENSSL_SEEDS_ITSELF" ; then
 803                                 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
 804                                 OPENSSL_SEEDS_ITSELF=yes
 805                                 USE_RAND_HELPER=""
 806                         fi
 807                 else
 808                         USE_RAND_HELPER=yes
 809                 fi
 810         ],
 811 )
 812
 813 # Which randomness source do we use?
 814 if test ! -z "$OPENSSL_SEEDS_ITSELF" -a -z "$USE_RAND_HELPER" ; then
 815         # OpenSSL only
 816         AC_DEFINE(OPENSSL_PRNG_ONLY)
 817         RAND_MSG="OpenSSL internal ONLY"
 818         INSTALL_SSH_RAND_HELPER=""
 819 elif test ! -z "$USE_RAND_HELPER" ; then
 820         # install rand helper
 821         RAND_MSG="ssh-rand-helper"
 822         INSTALL_SSH_RAND_HELPER="yes"
 823 fi
 824 AC_SUBST(INSTALL_SSH_RAND_HELPER)
 825
 826 ### Configuration of ssh-rand-helper
 827
 828 # PRNGD TCP socket
 829 AC_ARG_WITH(prngd-port,
 830         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD TCP localhost:PORT],
 831         [
 832                 case "$withval" in
 833                 no)
 834                         withval=""
 835                         ;;
 836                 [[0-9]]*)
 837                         ;;
 838                 *)
 839                         AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
 840                         ;;
 841                 esac
 842                 if test ! -z "$withval" ; then
 843                         PRNGD_PORT="$withval"
 844                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
 845                 fi
 846         ]
 847 )
 848
 849 # PRNGD Unix domain socket
 850 AC_ARG_WITH(prngd-socket,
 851         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
 852         [
 853                 case "$withval" in
 854                 yes)
 855                         withval="/var/run/egd-pool"
 856                         ;;
 857                 no)
 858                         withval=""
 859                         ;;
 860                 /*)
 861                         ;;
 862                 *)
 863                         AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
 864                         ;;
 865                 esac
 866
 867                 if test ! -z "$withval" ; then
 868                         if test ! -z "$PRNGD_PORT" ; then
 869                                 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
 870                         fi
 871                         if test ! -r "$withval" ; then
 872                                 AC_MSG_WARN(Entropy socket is not readable)
 873                         fi
 874                         PRNGD_SOCKET="$withval"
 875                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
 876                 fi
 877         ],
 878         [
 879                 # Check for existing socket only if we don't have a random device already
 880                 if test "$USE_RAND_HELPER" = yes ; then
 881                         AC_MSG_CHECKING(for PRNGD/EGD socket)
 882                         # Insert other locations here
 883                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
 884                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
 885                                         PRNGD_SOCKET="$sock"
 886                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
 887                                         break;
 888                                 fi
 889                         done
 890                         if test ! -z "$PRNGD_SOCKET" ; then
 891                                 AC_MSG_RESULT($PRNGD_SOCKET)
 892                         else
 893                                 AC_MSG_RESULT(not found)
 894                         fi
 895                 fi
 896         ]
 897 )
 898
 899 # Change default command timeout for hashing entropy source
 900 entropy_timeout=200
 901 AC_ARG_WITH(entropy-timeout,
 902         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
 903         [
 904                 if test "x$withval" != "xno" ; then
 905                         entropy_timeout=$withval
 906                 fi
 907         ]
 908 )
 909 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
 910
 911 ssh_privsep_user=sshd
 912 AC_ARG_WITH(privsep-user,
 913         [  --with-privsep-user=user Specify non-privileged user for privilege separation],
 914         [
 915                 if test -n "$withval"; then
 916                         ssh_privsep_user=$withval
 917                 fi
 918         ]
 919 )
 920 AC_DEFINE_UNQUOTED(SSH_PRIVSEP_USER, "$ssh_privsep_user")
 921
 922 # We do this little dance with the search path to insure
 923 # that programs that we select for use by installed programs
 924 # (which may be run by the super-user) come from trusted
 925 # locations before they come from the user's private area.
 926 # This should help avoid accidentally configuring some
 927 # random version of a program in someone's personal bin.
 928
 929 OPATH=$PATH
 930 PATH=/bin:/usr/bin
 931 test -h /bin 2> /dev/null && PATH=/usr/bin
 932 test -d /sbin && PATH=$PATH:/sbin
 933 test -d /usr/sbin && PATH=$PATH:/usr/sbin
 934 PATH=$PATH:/etc:$OPATH
 935
 936 # These programs are used by the command hashing source to gather entropy
 937 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 938 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
 939 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
 940 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
 941 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
 942 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
 943 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
 944 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
 945 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
 946 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
 947 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
 948 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
 949 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
 950 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
 951 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
 952 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
 953 # restore PATH
 954 PATH=$OPATH
 955
 956 # Where does ssh-rand-helper get its randomness from?
 957 INSTALL_SSH_PRNG_CMDS=""
 958 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
 959         if test ! -z "$PRNGD_PORT" ; then
 960                 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
 961         elif test ! -z "$PRNGD_SOCKET" ; then
 962                 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
 963         else
 964                 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
 965                 RAND_HELPER_CMDHASH=yes
 966                 INSTALL_SSH_PRNG_CMDS="yes"
 967         fi
 968 fi
 969 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
 970
 971
 972 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 973 if test ! -z "$SONY" ; then
 974   LIBS="$LIBS -liberty";
 975 fi
 976
 977 # Checks for data types
 978 AC_CHECK_SIZEOF(char, 1)
 979 AC_CHECK_SIZEOF(short int, 2)
 980 AC_CHECK_SIZEOF(int, 4)
 981 AC_CHECK_SIZEOF(long int, 4)
 982 AC_CHECK_SIZEOF(long long int, 8)
 983
 984 # Sanity check long long for some platforms (AIX)
 985 if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
 986         ac_cv_sizeof_long_long_int=0
 987 fi
 988
 989 # More checks for data types
 990 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 991         AC_TRY_COMPILE(
 992                 [ #include <sys/types.h> ],
 993                 [ u_int a; a = 1;],
 994                 [ ac_cv_have_u_int="yes" ],
 995                 [ ac_cv_have_u_int="no" ]
 996         )
 997 ])
 998 if test "x$ac_cv_have_u_int" = "xyes" ; then
 999         AC_DEFINE(HAVE_U_INT)
1000         have_u_int=1
1001 fi
1002
1003 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
1004         AC_TRY_COMPILE(
1005                 [ #include <sys/types.h> ],
1006                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1007                 [ ac_cv_have_intxx_t="yes" ],
1008                 [ ac_cv_have_intxx_t="no" ]
1009         )
1010 ])
1011 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
1012         AC_DEFINE(HAVE_INTXX_T)
1013         have_intxx_t=1
1014 fi
1015
1016 if (test -z "$have_intxx_t" && \
1017            test "x$ac_cv_header_stdint_h" = "xyes")
1018 then
1019     AC_MSG_CHECKING([for intXX_t types in stdint.h])
1020         AC_TRY_COMPILE(
1021                 [ #include <stdint.h> ],
1022                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1023                 [
1024                         AC_DEFINE(HAVE_INTXX_T)
1025                         AC_MSG_RESULT(yes)
1026                 ],
1027                 [ AC_MSG_RESULT(no) ]
1028         )
1029 fi
1030
1031 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
1032         AC_TRY_COMPILE(
1033                 [ #include <sys/types.h> ],
1034                 [ int64_t a; a = 1;],
1035                 [ ac_cv_have_int64_t="yes" ],
1036                 [ ac_cv_have_int64_t="no" ]
1037         )
1038 ])
1039 if test "x$ac_cv_have_int64_t" = "xyes" ; then
1040         AC_DEFINE(HAVE_INT64_T)
1041         have_int64_t=1
1042 fi
1043
1044 if test -z "$have_int64_t" ; then
1045     AC_MSG_CHECKING([for int64_t type in sys/socket.h])
1046         AC_TRY_COMPILE(
1047                 [ #include <sys/socket.h> ],
1048                 [ int64_t a; a = 1],
1049                 [
1050                         AC_DEFINE(HAVE_INT64_T)
1051                         AC_MSG_RESULT(yes)
1052                 ],
1053                 [ AC_MSG_RESULT(no) ]
1054         )
1055 fi
1056
1057 if test -z "$have_int64_t" ; then
1058     AC_MSG_CHECKING([for int64_t type in sys/bitypes.h])
1059         AC_TRY_COMPILE(
1060                 [ #include <sys/bitypes.h> ],
1061                 [ int64_t a; a = 1],
1062                 [
1063                         AC_DEFINE(HAVE_INT64_T)
1064                         AC_MSG_RESULT(yes)
1065                 ],
1066                 [ AC_MSG_RESULT(no) ]
1067         )
1068 fi
1069
1070 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
1071         AC_TRY_COMPILE(
1072                 [ #include <sys/types.h> ],
1073                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1074                 [ ac_cv_have_u_intxx_t="yes" ],
1075                 [ ac_cv_have_u_intxx_t="no" ]
1076         )
1077 ])
1078 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
1079         AC_DEFINE(HAVE_U_INTXX_T)
1080         have_u_intxx_t=1
1081 fi
1082
1083 if test -z "$have_u_intxx_t" ; then
1084     AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
1085         AC_TRY_COMPILE(
1086                 [ #include <sys/socket.h> ],
1087                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1088                 [
1089                         AC_DEFINE(HAVE_U_INTXX_T)
1090                         AC_MSG_RESULT(yes)
1091                 ],
1092                 [ AC_MSG_RESULT(no) ]
1093         )
1094 fi
1095
1096 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
1097         AC_TRY_COMPILE(
1098                 [ #include <sys/types.h> ],
1099                 [ u_int64_t a; a = 1;],
1100                 [ ac_cv_have_u_int64_t="yes" ],
1101                 [ ac_cv_have_u_int64_t="no" ]
1102         )
1103 ])
1104 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
1105         AC_DEFINE(HAVE_U_INT64_T)
1106         have_u_int64_t=1
1107 fi
1108
1109 if test -z "$have_u_int64_t" ; then
1110     AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
1111         AC_TRY_COMPILE(
1112                 [ #include <sys/bitypes.h> ],
1113                 [ u_int64_t a; a = 1],
1114                 [
1115                         AC_DEFINE(HAVE_U_INT64_T)
1116                         AC_MSG_RESULT(yes)
1117                 ],
1118                 [ AC_MSG_RESULT(no) ]
1119         )
1120 fi
1121
1122 if test -z "$have_u_intxx_t" ; then
1123         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
1124                 AC_TRY_COMPILE(
1125                         [
1126 #include <sys/types.h>
1127                         ],
1128                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
1129                         [ ac_cv_have_uintxx_t="yes" ],
1130                         [ ac_cv_have_uintxx_t="no" ]
1131                 )
1132         ])
1133         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
1134                 AC_DEFINE(HAVE_UINTXX_T)
1135         fi
1136 fi
1137
1138 if test -z "$have_uintxx_t" ; then
1139     AC_MSG_CHECKING([for uintXX_t types in stdint.h])
1140         AC_TRY_COMPILE(
1141                 [ #include <stdint.h> ],
1142                 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
1143                 [
1144                         AC_DEFINE(HAVE_UINTXX_T)
1145                         AC_MSG_RESULT(yes)
1146                 ],
1147                 [ AC_MSG_RESULT(no) ]
1148         )
1149 fi
1150
1151 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
1152            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
1153 then
1154         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
1155         AC_TRY_COMPILE(
1156                 [
1157 #include <sys/bitypes.h>
1158                 ],
1159                 [
1160                         int8_t a; int16_t b; int32_t c;
1161                         u_int8_t e; u_int16_t f; u_int32_t g;
1162                         a = b = c = e = f = g = 1;
1163                 ],
1164                 [
1165                         AC_DEFINE(HAVE_U_INTXX_T)
1166                         AC_DEFINE(HAVE_INTXX_T)
1167                         AC_MSG_RESULT(yes)
1168                 ],
1169                 [AC_MSG_RESULT(no)]
1170         )
1171 fi
1172
1173
1174 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
1175         AC_TRY_COMPILE(
1176                 [
1177 #include <sys/types.h>
1178                 ],
1179                 [ u_char foo; foo = 125; ],
1180                 [ ac_cv_have_u_char="yes" ],
1181                 [ ac_cv_have_u_char="no" ]
1182         )
1183 ])
1184 if test "x$ac_cv_have_u_char" = "xyes" ; then
1185         AC_DEFINE(HAVE_U_CHAR)
1186 fi
1187
1188 TYPE_SOCKLEN_T
1189
1190 AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
1191
1192 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
1193         AC_TRY_COMPILE(
1194                 [
1195 #include <sys/types.h>
1196                 ],
1197                 [ size_t foo; foo = 1235; ],
1198                 [ ac_cv_have_size_t="yes" ],
1199                 [ ac_cv_have_size_t="no" ]
1200         )
1201 ])
1202 if test "x$ac_cv_have_size_t" = "xyes" ; then
1203         AC_DEFINE(HAVE_SIZE_T)
1204 fi
1205
1206 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
1207         AC_TRY_COMPILE(
1208                 [
1209 #include <sys/types.h>
1210                 ],
1211                 [ ssize_t foo; foo = 1235; ],
1212                 [ ac_cv_have_ssize_t="yes" ],
1213                 [ ac_cv_have_ssize_t="no" ]
1214         )
1215 ])
1216 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
1217         AC_DEFINE(HAVE_SSIZE_T)
1218 fi
1219
1220 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
1221         AC_TRY_COMPILE(
1222                 [
1223 #include <time.h>
1224                 ],
1225                 [ clock_t foo; foo = 1235; ],
1226                 [ ac_cv_have_clock_t="yes" ],
1227                 [ ac_cv_have_clock_t="no" ]
1228         )
1229 ])
1230 if test "x$ac_cv_have_clock_t" = "xyes" ; then
1231         AC_DEFINE(HAVE_CLOCK_T)
1232 fi
1233
1234 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
1235         AC_TRY_COMPILE(
1236                 [
1237 #include <sys/types.h>
1238 #include <sys/socket.h>
1239                 ],
1240                 [ sa_family_t foo; foo = 1235; ],
1241                 [ ac_cv_have_sa_family_t="yes" ],
1242                 [ AC_TRY_COMPILE(
1243                   [
1244 #include <sys/types.h>
1245 #include <sys/socket.h>
1246 #include <netinet/in.h>
1247                 ],
1248                 [ sa_family_t foo; foo = 1235; ],
1249                 [ ac_cv_have_sa_family_t="yes" ],
1250
1251                 [ ac_cv_have_sa_family_t="no" ]
1252         )]
1253         )
1254 ])
1255 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
1256         AC_DEFINE(HAVE_SA_FAMILY_T)
1257 fi
1258
1259 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
1260         AC_TRY_COMPILE(
1261                 [
1262 #include <sys/types.h>
1263                 ],
1264                 [ pid_t foo; foo = 1235; ],
1265                 [ ac_cv_have_pid_t="yes" ],
1266                 [ ac_cv_have_pid_t="no" ]
1267         )
1268 ])
1269 if test "x$ac_cv_have_pid_t" = "xyes" ; then
1270         AC_DEFINE(HAVE_PID_T)
1271 fi
1272
1273 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1274         AC_TRY_COMPILE(
1275                 [
1276 #include <sys/types.h>
1277                 ],
1278                 [ mode_t foo; foo = 1235; ],
1279                 [ ac_cv_have_mode_t="yes" ],
1280                 [ ac_cv_have_mode_t="no" ]
1281         )
1282 ])
1283 if test "x$ac_cv_have_mode_t" = "xyes" ; then
1284         AC_DEFINE(HAVE_MODE_T)
1285 fi
1286
1287
1288 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1289         AC_TRY_COMPILE(
1290                 [
1291 #include <sys/types.h>
1292 #include <sys/socket.h>
1293                 ],
1294                 [ struct sockaddr_storage s; ],
1295                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1296                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1297         )
1298 ])
1299 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1300         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1301 fi
1302
1303 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1304         AC_TRY_COMPILE(
1305                 [
1306 #include <sys/types.h>
1307 #include <netinet/in.h>
1308                 ],
1309                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1310                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1311                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1312         )
1313 ])
1314 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1315         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1316 fi
1317
1318 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1319         AC_TRY_COMPILE(
1320                 [
1321 #include <sys/types.h>
1322 #include <netinet/in.h>
1323                 ],
1324                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1325                 [ ac_cv_have_struct_in6_addr="yes" ],
1326                 [ ac_cv_have_struct_in6_addr="no" ]
1327         )
1328 ])
1329 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1330         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1331 fi
1332
1333 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1334         AC_TRY_COMPILE(
1335                 [
1336 #include <sys/types.h>
1337 #include <sys/socket.h>
1338 #include <netdb.h>
1339                 ],
1340                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1341                 [ ac_cv_have_struct_addrinfo="yes" ],
1342                 [ ac_cv_have_struct_addrinfo="no" ]
1343         )
1344 ])
1345 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1346         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1347 fi
1348
1349 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1350         AC_TRY_COMPILE(
1351                 [ #include <sys/time.h> ],
1352                 [ struct timeval tv; tv.tv_sec = 1;],
1353                 [ ac_cv_have_struct_timeval="yes" ],
1354                 [ ac_cv_have_struct_timeval="no" ]
1355         )
1356 ])
1357 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1358         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1359         have_struct_timeval=1
1360 fi
1361
1362 # If we don't have int64_t then we can't compile sftp-server.  So don't
1363 # even attempt to do it.
1364 if test "x$ac_cv_have_int64_t" = "xno" -a \
1365         "x$ac_cv_sizeof_long_int" != "x8" -a \
1366         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1367         NO_SFTP='#'
1368 else
1369 dnl test snprintf (broken on SCO w/gcc)
1370         AC_TRY_RUN(
1371                 [
1372 #include <stdio.h>
1373 #include <string.h>
1374 #ifdef HAVE_SNPRINTF
1375 main()
1376 {
1377         char buf[50];
1378         char expected_out[50];
1379         int mazsize = 50 ;
1380 #if (SIZEOF_LONG_INT == 8)
1381         long int num = 0x7fffffffffffffff;
1382 #else
1383         long long num = 0x7fffffffffffffffll;
1384 #endif
1385         strcpy(expected_out, "9223372036854775807");
1386         snprintf(buf, mazsize, "%lld", num);
1387         if(strcmp(buf, expected_out) != 0)
1388                 exit(1);
1389         exit(0);
1390 }
1391 #else
1392 main() { exit(0); }
1393 #endif
1394                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1395         )
1396 fi
1397 AC_SUBST(NO_SFTP)
1398
1399 dnl Checks for structure members
1400 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1401 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1402 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1403 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1404 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1405 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1406 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1407 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1408 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1409 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1410 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1411 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1412 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1413 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1414 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1415 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1416 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1417
1418 AC_CHECK_MEMBERS([struct stat.st_blksize])
1419
1420 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1421                 ac_cv_have_ss_family_in_struct_ss, [
1422         AC_TRY_COMPILE(
1423                 [
1424 #include <sys/types.h>
1425 #include <sys/socket.h>
1426                 ],
1427                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1428                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1429                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1430         )
1431 ])
1432 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1433         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1434 fi
1435
1436 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1437                 ac_cv_have___ss_family_in_struct_ss, [
1438         AC_TRY_COMPILE(
1439                 [
1440 #include <sys/types.h>
1441 #include <sys/socket.h>
1442                 ],
1443                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1444                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1445                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1446         )
1447 ])
1448 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1449         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1450 fi
1451
1452 AC_CACHE_CHECK([for pw_class field in struct passwd],
1453                 ac_cv_have_pw_class_in_struct_passwd, [
1454         AC_TRY_COMPILE(
1455                 [
1456 #include <pwd.h>
1457                 ],
1458                 [ struct passwd p; p.pw_class = 0; ],
1459                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1460                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1461         )
1462 ])
1463 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1464         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1465 fi
1466
1467 AC_CACHE_CHECK([for pw_expire field in struct passwd],
1468                 ac_cv_have_pw_expire_in_struct_passwd, [
1469         AC_TRY_COMPILE(
1470                 [
1471 #include <pwd.h>
1472                 ],
1473                 [ struct passwd p; p.pw_expire = 0; ],
1474                 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1475                 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1476         )
1477 ])
1478 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1479         AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1480 fi
1481
1482 AC_CACHE_CHECK([for pw_change field in struct passwd],
1483                 ac_cv_have_pw_change_in_struct_passwd, [
1484         AC_TRY_COMPILE(
1485                 [
1486 #include <pwd.h>
1487                 ],
1488                 [ struct passwd p; p.pw_change = 0; ],
1489                 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1490                 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
1491         )
1492 ])
1493 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1494         AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1495 fi
1496
1497 dnl make sure we're using the real structure members and not defines
1498 AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
1499                 ac_cv_have_accrights_in_msghdr, [
1500         AC_TRY_RUN(
1501                 [
1502 #include <sys/types.h>
1503 #include <sys/socket.h>
1504 #include <sys/uio.h>
1505 int main() {
1506 #ifdef msg_accrights
1507 exit(1);
1508 #endif
1509 struct msghdr m;
1510 m.msg_accrights = 0;
1511 exit(0);
1512 }
1513                 ],
1514                 [ ac_cv_have_accrights_in_msghdr="yes" ],
1515                 [ ac_cv_have_accrights_in_msghdr="no" ]
1516         )
1517 ])
1518 if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
1519         AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR)
1520 fi
1521
1522 AC_CACHE_CHECK([for msg_control field in struct msghdr],
1523                 ac_cv_have_control_in_msghdr, [
1524         AC_TRY_RUN(
1525                 [
1526 #include <sys/types.h>
1527 #include <sys/socket.h>
1528 #include <sys/uio.h>
1529 int main() {
1530 #ifdef msg_control
1531 exit(1);
1532 #endif
1533 struct msghdr m;
1534 m.msg_control = 0;
1535 exit(0);
1536 }
1537                 ],
1538                 [ ac_cv_have_control_in_msghdr="yes" ],
1539                 [ ac_cv_have_control_in_msghdr="no" ]
1540         )
1541 ])
1542 if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
1543         AC_DEFINE(HAVE_CONTROL_IN_MSGHDR)
1544 fi
1545
1546 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1547         AC_TRY_LINK([],
1548                 [ extern char *__progname; printf("%s", __progname); ],
1549                 [ ac_cv_libc_defines___progname="yes" ],
1550                 [ ac_cv_libc_defines___progname="no" ]
1551         )
1552 ])
1553 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1554         AC_DEFINE(HAVE___PROGNAME)
1555 fi
1556
1557 AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
1558         AC_TRY_LINK([
1559 #include <stdio.h>
1560 ],
1561                 [ printf("%s", __FUNCTION__); ],
1562                 [ ac_cv_cc_implements___FUNCTION__="yes" ],
1563                 [ ac_cv_cc_implements___FUNCTION__="no" ]
1564         )
1565 ])
1566 if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
1567         AC_DEFINE(HAVE___FUNCTION__)
1568 fi
1569
1570 AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
1571         AC_TRY_LINK([
1572 #include <stdio.h>
1573 ],
1574                 [ printf("%s", __func__); ],
1575                 [ ac_cv_cc_implements___func__="yes" ],
1576                 [ ac_cv_cc_implements___func__="no" ]
1577         )
1578 ])
1579 if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
1580         AC_DEFINE(HAVE___func__)
1581 fi
1582
1583 AC_CACHE_CHECK([whether getopt has optreset support],
1584                 ac_cv_have_getopt_optreset, [
1585         AC_TRY_LINK(
1586                 [
1587 #include <getopt.h>
1588                 ],
1589                 [ extern int optreset; optreset = 0; ],
1590                 [ ac_cv_have_getopt_optreset="yes" ],
1591                 [ ac_cv_have_getopt_optreset="no" ]
1592         )
1593 ])
1594 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1595         AC_DEFINE(HAVE_GETOPT_OPTRESET)
1596 fi
1597
1598 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1599         AC_TRY_LINK([],
1600                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1601                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1602                 [ ac_cv_libc_defines_sys_errlist="no" ]
1603         )
1604 ])
1605 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1606         AC_DEFINE(HAVE_SYS_ERRLIST)
1607 fi
1608
1609
1610 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1611         AC_TRY_LINK([],
1612                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1613                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1614                 [ ac_cv_libc_defines_sys_nerr="no" ]
1615         )
1616 ])
1617 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1618         AC_DEFINE(HAVE_SYS_NERR)
1619 fi
1620
1621 SCARD_MSG="no"
1622
1623 # Check whether user wants sectok support
1624 AC_ARG_WITH(sectok,
1625         [  --with-sectok           Enable smartcard support using libsectok],
1626         [
1627                 if test "x$withval" != "xno" ; then
1628                         if test "x$withval" != "xyes" ; then
1629                                 CPPFLAGS="$CPPFLAGS -I${withval}"
1630                                 LDFLAGS="$LDFLAGS -L${withval}"
1631                                 if test ! -z "$need_dash_r" ; then
1632                                         LDFLAGS="$LDFLAGS -R${withval}"
1633                                 fi
1634                                 if test ! -z "$blibpath" ; then
1635                                         blibpath="$blibpath:${withval}"
1636                                 fi
1637                         fi
1638                         AC_CHECK_HEADERS(sectok.h)
1639                         if test "$ac_cv_header_sectok_h" != yes; then
1640                                 AC_MSG_ERROR(Can't find sectok.h)
1641                         fi
1642                         AC_CHECK_LIB(sectok, sectok_open)
1643                         if test "$ac_cv_lib_sectok_sectok_open" != yes; then
1644                                 AC_MSG_ERROR(Can't find libsectok)
1645                         fi
1646                         AC_DEFINE(SMARTCARD)
1647                         AC_DEFINE(USE_SECTOK)
1648                         SCARD_MSG="yes, using sectok"
1649                 fi
1650         ]
1651 )
1652
1653 # Check whether user wants OpenSC support
1654 AC_ARG_WITH(opensc,
1655         AC_HELP_STRING([--with-opensc=PFX],
1656                        [Enable smartcard support using OpenSC]),
1657         opensc_config_prefix="$withval", opensc_config_prefix="")
1658 if test x$opensc_config_prefix != x ; then
1659   OPENSC_CONFIG=$opensc_config_prefix/bin/opensc-config
1660   AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no)
1661   if test "$OPENSC_CONFIG" != "no"; then
1662     LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags`
1663     LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs`
1664     CPPFLAGS="$CPPFLAGS $LIBOPENSC_CFLAGS"
1665     LDFLAGS="$LDFLAGS $LIBOPENSC_LIBS"
1666     AC_DEFINE(SMARTCARD)
1667     AC_DEFINE(USE_OPENSC)
1668     SCARD_MSG="yes, using OpenSC"
1669   fi
1670 fi
1671
1672 # Check whether user wants Kerberos 5 support
1673 KRB5_MSG="no"
1674 AC_ARG_WITH(kerberos5,
1675         [  --with-kerberos5=PATH   Enable Kerberos 5 support],
1676         [
1677                 if test "x$withval" != "xno" ; then
1678                         if test "x$withval" = "xyes" ; then
1679                                 KRB5ROOT="/usr/local"
1680                         else
1681                                 KRB5ROOT=${withval}
1682                         fi
1683                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
1684                         LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
1685                         AC_DEFINE(KRB5)
1686                         KRB5_MSG="yes"
1687                         AC_MSG_CHECKING(whether we are using Heimdal)
1688                         AC_TRY_COMPILE([ #include <krb5.h> ],
1689                                        [ char *tmp = heimdal_version; ],
1690                                        [ AC_MSG_RESULT(yes)
1691                                          AC_DEFINE(HEIMDAL)
1692                                          K5LIBS="-lkrb5 -ldes -lcom_err -lasn1 -lroken"
1693                                        ],
1694                                        [ AC_MSG_RESULT(no)
1695                                          K5LIBS="-lkrb5 -lk5crypto -lcom_err"
1696                                        ]
1697                         )
1698                         if test ! -z "$need_dash_r" ; then
1699                                 LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
1700                         fi
1701                         if test ! -z "$blibpath" ; then
1702                                 blibpath="$blibpath:${KRB5ROOT}/lib"
1703                         fi
1704                         AC_CHECK_LIB(resolv, dn_expand, , )
1705
1706                         KRB5=yes
1707                 fi
1708         ]
1709 )
1710 # Check whether user wants Kerberos 4 support
1711 KRB4_MSG="no"
1712 AC_ARG_WITH(kerberos4,
1713         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1714         [
1715                 if test "x$withval" != "xno" ; then
1716                         if test "x$withval" != "xyes" ; then
1717                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1718                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1719                                 if test ! -z "$need_dash_r" ; then
1720                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1721                                 fi
1722                                 if test ! -z "$blibpath" ; then
1723                                         blibpath="$blibpath:${withval}/lib"
1724                                 fi
1725                         else
1726                                 if test -d /usr/include/kerberosIV ; then
1727                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1728                                 fi
1729                         fi
1730
1731                         AC_CHECK_HEADERS(krb.h)
1732                         if test "$ac_cv_header_krb_h" != yes; then
1733                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1734                         fi
1735                         AC_CHECK_LIB(krb, main)
1736                         if test "$ac_cv_lib_krb_main" != yes; then
1737                                 AC_CHECK_LIB(krb4, main)
1738                                 if test "$ac_cv_lib_krb4_main" != yes; then
1739                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
1740                                 else
1741                                         KLIBS="-lkrb4"
1742                                 fi
1743                         else
1744                                 KLIBS="-lkrb"
1745                         fi
1746                         AC_CHECK_LIB(des, des_cbc_encrypt)
1747                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
1748                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
1749                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
1750                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
1751                                 else
1752                                         KLIBS="-ldes425"
1753                                 fi
1754                         else
1755                                 KLIBS="-ldes"
1756                         fi
1757                         AC_CHECK_LIB(resolv, dn_expand, , )
1758                         KRB4=yes
1759                         KRB4_MSG="yes"
1760                         AC_DEFINE(KRB4)
1761                 fi
1762         ]
1763 )
1764
1765 # Check whether user wants AFS support
1766 AFS_MSG="no"
1767 AC_ARG_WITH(afs,
1768         [  --with-afs=PATH         Enable AFS support],
1769         [
1770                 if test "x$withval" != "xno" ; then
1771
1772                         if test "x$withval" != "xyes" ; then
1773                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1774                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1775                         fi
1776
1777                         if test -z "$KRB4" ; then
1778                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1779                         fi
1780
1781                         LIBS="-lkafs $LIBS"
1782                         if test ! -z "$AFS_LIBS" ; then
1783                                 LIBS="$LIBS $AFS_LIBS"
1784                         fi
1785                         AC_DEFINE(AFS)
1786                         AFS_MSG="yes"
1787                 fi
1788         ]
1789 )
1790 LIBS="$LIBS $KLIBS $K5LIBS"
1791
1792 # Looking for programs, paths and files
1793 AC_ARG_WITH(rsh,
1794         [  --with-rsh=PATH         Specify path to remote shell program ],
1795         [
1796                 if test "x$withval" != "$no" ; then
1797                         rsh_path=$withval
1798                 fi
1799         ],
1800         [
1801                 AC_PATH_PROG(rsh_path, rsh)
1802         ]
1803 )
1804
1805 PRIVSEP_PATH=/var/empty
1806 AC_ARG_WITH(privsep-path,
1807         [  --with-privsep-path=xxx Path for privilege separation chroot ],
1808         [
1809                 if test "x$withval" != "$no" ; then
1810                         PRIVSEP_PATH=$withval
1811                 fi
1812         ]
1813 )
1814 AC_SUBST(PRIVSEP_PATH)
1815
1816 AC_ARG_WITH(xauth,
1817         [  --with-xauth=PATH       Specify path to xauth program ],
1818         [
1819                 if test "x$withval" != "xno" ; then
1820                         xauth_path=$withval
1821                 fi
1822         ],
1823         [
1824                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1825                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1826                         xauth_path="/usr/openwin/bin/xauth"
1827                 fi
1828         ]
1829 )
1830
1831 if test -z "$xauth_path" ; then
1832         XAUTH_PATH="undefined"
1833         AC_SUBST(XAUTH_PATH)
1834 else
1835         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1836         XAUTH_PATH=$xauth_path
1837         AC_SUBST(XAUTH_PATH)
1838 fi
1839 if test ! -z "$rsh_path" ; then
1840         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1841 fi
1842
1843 # Check for mail directory (last resort if we cannot get it from headers)
1844 if test ! -z "$MAIL" ; then
1845         maildir=`dirname $MAIL`
1846         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1847 fi
1848
1849 if test -z "$no_dev_ptmx" ; then
1850         if test "x$disable_ptmx_check" != "xyes" ; then
1851                 AC_CHECK_FILE("/dev/ptmx",
1852                         [
1853                                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1854                                 have_dev_ptmx=1
1855                         ]
1856                 )
1857         fi
1858 fi
1859 AC_CHECK_FILE("/dev/ptc",
1860         [
1861                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1862                 have_dev_ptc=1
1863         ]
1864 )
1865
1866 # Options from here on. Some of these are preset by platform above
1867 AC_ARG_WITH(mantype,
1868         [  --with-mantype=man|cat|doc  Set man page type],
1869         [
1870                 case "$withval" in
1871                 man|cat|doc)
1872                         MANTYPE=$withval
1873                         ;;
1874                 *)
1875                         AC_MSG_ERROR(invalid man type: $withval)
1876                         ;;
1877                 esac
1878         ]
1879 )
1880 if test -z "$MANTYPE"; then
1881         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, /usr/bin:/usr/ucb)
1882         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
1883                 MANTYPE=doc
1884         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
1885                 MANTYPE=man
1886         else
1887                 MANTYPE=cat
1888         fi
1889 fi
1890 AC_SUBST(MANTYPE)
1891 if test "$MANTYPE" = "doc"; then
1892         mansubdir=man;
1893 else
1894         mansubdir=$MANTYPE;
1895 fi
1896 AC_SUBST(mansubdir)
1897
1898 # Check whether to enable MD5 passwords
1899 MD5_MSG="no"
1900 AC_ARG_WITH(md5-passwords,
1901         [  --with-md5-passwords    Enable use of MD5 passwords],
1902         [
1903                 if test "x$withval" != "xno" ; then
1904                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1905                         MD5_MSG="yes"
1906                 fi
1907         ]
1908 )
1909
1910 # Whether to disable shadow password support
1911 AC_ARG_WITH(shadow,
1912         [  --without-shadow        Disable shadow password support],
1913         [
1914                 if test "x$withval" = "xno" ; then
1915                         AC_DEFINE(DISABLE_SHADOW)
1916                         disable_shadow=yes
1917                 fi
1918         ]
1919 )
1920
1921 if test -z "$disable_shadow" ; then
1922         AC_MSG_CHECKING([if the systems has expire shadow information])
1923         AC_TRY_COMPILE(
1924         [
1925 #include <sys/types.h>
1926 #include <shadow.h>
1927         struct spwd sp;
1928         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1929         [ sp_expire_available=yes ], []
1930         )
1931
1932         if test "x$sp_expire_available" = "xyes" ; then
1933                 AC_MSG_RESULT(yes)
1934                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1935         else
1936                 AC_MSG_RESULT(no)
1937         fi
1938 fi
1939
1940 # Use ip address instead of hostname in $DISPLAY
1941 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1942         DISPLAY_HACK_MSG="yes"
1943         AC_DEFINE(IPADDR_IN_DISPLAY)
1944 else
1945         DISPLAY_HACK_MSG="no"
1946         AC_ARG_WITH(ipaddr-display,
1947                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1948                 [
1949                         if test "x$withval" != "xno" ; then
1950                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1951                                 DISPLAY_HACK_MSG="yes"
1952                         fi
1953                 ]
1954         )
1955 fi
1956
1957 dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
1958 if test $ac_cv_func_login_getcapbool = "yes" -a \
1959         $ac_cv_header_login_cap_h = "yes" ; then
1960         USES_LOGIN_CONF=yes
1961 fi
1962 # Whether to mess with the default path
1963 SERVER_PATH_MSG="(default)"
1964 AC_ARG_WITH(default-path,
1965         [  --with-default-path=    Specify default \$PATH environment for server],
1966         [
1967                 if test "$USES_LOGIN_CONF" = "yes" ; then
1968                         AC_MSG_WARN([
1969 --with-default-path=PATH has no effect on this system.
1970 Edit /etc/login.conf instead.])
1971                 elif test "x$withval" != "xno" ; then
1972                         user_path="$withval"
1973                         SERVER_PATH_MSG="$withval"
1974                 fi
1975         ],
1976         [ if test "$USES_LOGIN_CONF" = "yes" ; then
1977         AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
1978         else
1979         AC_TRY_RUN(
1980                 [
1981 /* find out what STDPATH is */
1982 #include <stdio.h>
1983 #ifdef HAVE_PATHS_H
1984 # include <paths.h>
1985 #endif
1986 #ifndef _PATH_STDPATH
1987 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
1988 #endif
1989 #include <sys/types.h>
1990 #include <sys/stat.h>
1991 #include <fcntl.h>
1992 #define DATA "conftest.stdpath"
1993
1994 main()
1995 {
1996         FILE *fd;
1997         int rc;
1998
1999         fd = fopen(DATA,"w");
2000         if(fd == NULL)
2001                 exit(1);
2002
2003         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
2004                 exit(1);
2005
2006         exit(0);
2007 }
2008                 ], [ user_path=`cat conftest.stdpath` ],
2009                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
2010                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
2011         )
2012 # make sure $bindir is in USER_PATH so scp will work
2013                 t_bindir=`eval echo ${bindir}`
2014                 case $t_bindir in
2015                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
2016                 esac
2017                 case $t_bindir in
2018                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
2019                 esac
2020                 echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
2021                 if test $? -ne 0  ; then
2022                         echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
2023                         if test $? -ne 0  ; then
2024                                 user_path=$user_path:$t_bindir
2025                                 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
2026                         fi
2027                 fi
2028         fi ]
2029 )
2030 if test "$USES_LOGIN_CONF" != "yes" ; then
2031         AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
2032         AC_SUBST(user_path)
2033 fi
2034
2035 # Set superuser path separately to user path
2036 AC_ARG_WITH(superuser-path,
2037         [  --with-superuser-path=  Specify different path for super-user],
2038         [
2039                 if test "x$withval" != "xno" ; then
2040                         AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval")
2041                         superuser_path=$withval
2042                 fi
2043         ]
2044 )
2045
2046
2047 # Whether to force IPv4 by default (needed on broken glibc Linux)
2048 IPV4_HACK_MSG="no"
2049 AC_ARG_WITH(ipv4-default,
2050         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
2051         [
2052                 if test "x$withval" != "xno" ; then
2053                         AC_DEFINE(IPV4_DEFAULT)
2054                         IPV4_HACK_MSG="yes"
2055                 fi
2056         ]
2057 )
2058
2059 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
2060 IPV4_IN6_HACK_MSG="no"
2061 AC_ARG_WITH(4in6,
2062         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
2063         [
2064                 if test "x$withval" != "xno" ; then
2065                         AC_MSG_RESULT(yes)
2066                         AC_DEFINE(IPV4_IN_IPV6)
2067                         IPV4_IN6_HACK_MSG="yes"
2068                 else
2069                         AC_MSG_RESULT(no)
2070                 fi
2071         ],[
2072                 if test "x$inet6_default_4in6" = "xyes"; then
2073                         AC_MSG_RESULT([yes (default)])
2074                         AC_DEFINE(IPV4_IN_IPV6)
2075                         IPV4_IN6_HACK_MSG="yes"
2076                 else
2077                         AC_MSG_RESULT([no (default)])
2078                 fi
2079         ]
2080 )
2081
2082 # Whether to enable BSD auth support
2083 BSD_AUTH_MSG=no
2084 AC_ARG_WITH(bsd-auth,
2085         [  --with-bsd-auth         Enable BSD auth support],
2086         [
2087                 if test "x$withval" != "xno" ; then
2088                         AC_DEFINE(BSD_AUTH)
2089                         BSD_AUTH_MSG=yes
2090                 fi
2091         ]
2092 )
2093
2094 # Where to place sshd.pid
2095 piddir=/var/run
2096 # make sure the directory exists
2097 if test ! -d $piddir ; then
2098         piddir=`eval echo ${sysconfdir}`
2099         case $piddir in
2100                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
2101         esac
2102 fi
2103
2104 AC_ARG_WITH(pid-dir,
2105         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
2106         [
2107                 if test "x$withval" != "xno" ; then
2108                         piddir=$withval
2109                         if test ! -d $piddir ; then
2110                         AC_MSG_WARN([** no $piddir directory on this system **])
2111                         fi
2112                 fi
2113         ]
2114 )
2115
2116 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
2117 AC_SUBST(piddir)
2118
2119 dnl allow user to disable some login recording features
2120 AC_ARG_ENABLE(lastlog,
2121         [  --disable-lastlog       disable use of lastlog even if detected [no]],
2122         [ AC_DEFINE(DISABLE_LASTLOG) ]
2123 )
2124 AC_ARG_ENABLE(utmp,
2125         [  --disable-utmp          disable use of utmp even if detected [no]],
2126         [ AC_DEFINE(DISABLE_UTMP) ]
2127 )
2128 AC_ARG_ENABLE(utmpx,
2129         [  --disable-utmpx         disable use of utmpx even if detected [no]],
2130         [ AC_DEFINE(DISABLE_UTMPX) ]
2131 )
2132 AC_ARG_ENABLE(wtmp,
2133         [  --disable-wtmp          disable use of wtmp even if detected [no]],
2134         [ AC_DEFINE(DISABLE_WTMP) ]
2135 )
2136 AC_ARG_ENABLE(wtmpx,
2137         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
2138         [ AC_DEFINE(DISABLE_WTMPX) ]
2139 )
2140 AC_ARG_ENABLE(libutil,
2141         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
2142         [ AC_DEFINE(DISABLE_LOGIN) ]
2143 )
2144 AC_ARG_ENABLE(pututline,
2145         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
2146         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
2147 )
2148 AC_ARG_ENABLE(pututxline,
2149         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
2150         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
2151 )
2152 AC_ARG_WITH(lastlog,
2153   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
2154         [
2155                 if test "x$withval" = "xno" ; then
2156                         AC_DEFINE(DISABLE_LASTLOG)
2157                 else
2158                         conf_lastlog_location=$withval
2159                 fi
2160         ]
2161 )
2162
2163 dnl lastlog, [uw]tmpx? detection
2164 dnl  NOTE: set the paths in the platform section to avoid the
2165 dnl   need for command-line parameters
2166 dnl lastlog and [uw]tmp are subject to a file search if all else fails
2167
2168 dnl lastlog detection
2169 dnl  NOTE: the code itself will detect if lastlog is a directory
2170 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
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 #ifdef HAVE_LOGIN_H
2181 # include <login.h>
2182 #endif
2183         ],
2184         [ char *lastlog = LASTLOG_FILE; ],
2185         [ AC_MSG_RESULT(yes) ],
2186         [
2187                 AC_MSG_RESULT(no)
2188                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
2189                 AC_TRY_COMPILE([
2190 #include <sys/types.h>
2191 #include <utmp.h>
2192 #ifdef HAVE_LASTLOG_H
2193 #  include <lastlog.h>
2194 #endif
2195 #ifdef HAVE_PATHS_H
2196 #  include <paths.h>
2197 #endif
2198                 ],
2199                 [ char *lastlog = _PATH_LASTLOG; ],
2200                 [ AC_MSG_RESULT(yes) ],
2201                 [
2202                         AC_MSG_RESULT(no)
2203                         system_lastlog_path=no
2204                 ])
2205         ]
2206 )
2207
2208 if test -z "$conf_lastlog_location"; then
2209         if test x"$system_lastlog_path" = x"no" ; then
2210                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
2211                                 if (test -d "$f" || test -f "$f") ; then
2212                                         conf_lastlog_location=$f
2213                                 fi
2214                 done
2215                 if test -z "$conf_lastlog_location"; then
2216                         AC_MSG_WARN([** Cannot find lastlog **])
2217                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
2218                 fi
2219         fi
2220 fi
2221
2222 if test -n "$conf_lastlog_location"; then
2223         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
2224 fi
2225
2226 dnl utmp detection
2227 AC_MSG_CHECKING([if your system defines UTMP_FILE])
2228 AC_TRY_COMPILE([
2229 #include <sys/types.h>
2230 #include <utmp.h>
2231 #ifdef HAVE_PATHS_H
2232 #  include <paths.h>
2233 #endif
2234         ],
2235         [ char *utmp = UTMP_FILE; ],
2236         [ AC_MSG_RESULT(yes) ],
2237         [ AC_MSG_RESULT(no)
2238           system_utmp_path=no ]
2239 )
2240 if test -z "$conf_utmp_location"; then
2241         if test x"$system_utmp_path" = x"no" ; then
2242                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
2243                         if test -f $f ; then
2244                                 conf_utmp_location=$f
2245                         fi
2246                 done
2247                 if test -z "$conf_utmp_location"; then
2248                         AC_DEFINE(DISABLE_UTMP)
2249                 fi
2250         fi
2251 fi
2252 if test -n "$conf_utmp_location"; then
2253         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
2254 fi
2255
2256 dnl wtmp detection
2257 AC_MSG_CHECKING([if your system defines WTMP_FILE])
2258 AC_TRY_COMPILE([
2259 #include <sys/types.h>
2260 #include <utmp.h>
2261 #ifdef HAVE_PATHS_H
2262 #  include <paths.h>
2263 #endif
2264         ],
2265         [ char *wtmp = WTMP_FILE; ],
2266         [ AC_MSG_RESULT(yes) ],
2267         [ AC_MSG_RESULT(no)
2268           system_wtmp_path=no ]
2269 )
2270 if test -z "$conf_wtmp_location"; then
2271         if test x"$system_wtmp_path" = x"no" ; then
2272                 for f in /usr/adm/wtmp /var/log/wtmp; do
2273                         if test -f $f ; then
2274                                 conf_wtmp_location=$f
2275                         fi
2276                 done
2277                 if test -z "$conf_wtmp_location"; then
2278                         AC_DEFINE(DISABLE_WTMP)
2279                 fi
2280         fi
2281 fi
2282 if test -n "$conf_wtmp_location"; then
2283         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
2284 fi
2285
2286
2287 dnl utmpx detection - I don't know any system so perverse as to require
2288 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
2289 dnl  there, though.
2290 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
2291 AC_TRY_COMPILE([
2292 #include <sys/types.h>
2293 #include <utmp.h>
2294 #ifdef HAVE_UTMPX_H
2295 #include <utmpx.h>
2296 #endif
2297 #ifdef HAVE_PATHS_H
2298 #  include <paths.h>
2299 #endif
2300         ],
2301         [ char *utmpx = UTMPX_FILE; ],
2302         [ AC_MSG_RESULT(yes) ],
2303         [ AC_MSG_RESULT(no)
2304           system_utmpx_path=no ]
2305 )
2306 if test -z "$conf_utmpx_location"; then
2307         if test x"$system_utmpx_path" = x"no" ; then
2308                 AC_DEFINE(DISABLE_UTMPX)
2309         fi
2310 else
2311         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
2312 fi
2313
2314 dnl wtmpx detection
2315 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
2316 AC_TRY_COMPILE([
2317 #include <sys/types.h>
2318 #include <utmp.h>
2319 #ifdef HAVE_UTMPX_H
2320 #include <utmpx.h>
2321 #endif
2322 #ifdef HAVE_PATHS_H
2323 #  include <paths.h>
2324 #endif
2325         ],
2326         [ char *wtmpx = WTMPX_FILE; ],
2327         [ AC_MSG_RESULT(yes) ],
2328         [ AC_MSG_RESULT(no)
2329           system_wtmpx_path=no ]
2330 )
2331 if test -z "$conf_wtmpx_location"; then
2332         if test x"$system_wtmpx_path" = x"no" ; then
2333                 AC_DEFINE(DISABLE_WTMPX)
2334         fi
2335 else
2336         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
2337 fi
2338
2339
2340 if test ! -z "$blibpath" ; then
2341         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
2342         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
2343 fi
2344
2345 dnl remove pam and dl because they are in $LIBPAM
2346 if test "$PAM_MSG" = yes ; then
2347         LIBS=`echo $LIBS | sed 's/-lpam //'`
2348 fi
2349 if test "$ac_cv_lib_pam_pam_set_item" = yes ; then
2350         LIBS=`echo $LIBS | sed 's/-ldl //'`
2351 fi
2352
2353 AC_EXEEXT
2354 AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
2355 AC_OUTPUT
2356
2357 # Print summary of options
2358
2359 # Someone please show me a better way :)
2360 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2361 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2362 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2363 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2364 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2365 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2366 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
2367 H=`eval echo ${PRIVSEP_PATH}` ; H=`eval echo ${H}`
2368 I=`eval echo ${user_path}` ; I=`eval echo ${I}`
2369 J=`eval echo ${superuser_path}` ; J=`eval echo ${J}`
2370
2371 echo ""
2372 echo "OpenSSH has been configured with the following options:"
2373 echo "                     User binaries: $B"
2374 echo "                   System binaries: $C"
2375 echo "               Configuration files: $D"
2376 echo "                   Askpass program: $E"
2377 echo "                      Manual pages: $F"
2378 echo "                          PID file: $G"
2379 echo "  Privilege separation chroot path: $H"
2380 if test "$USES_LOGIN_CONF" = "yes" ; then
2381 echo "   At runtime, sshd will use the path defined in /etc/login.conf"
2382 else
2383 echo "            sshd default user PATH: $I"
2384 fi
2385 if test ! -z "$superuser_path" ; then
2386 echo "          sshd superuser user PATH: $J"
2387 fi
2388 echo "                    Manpage format: $MANTYPE"
2389 echo "                       PAM support: ${PAM_MSG}"
2390 echo "                KerberosIV support: $KRB4_MSG"
2391 echo "                 KerberosV support: $KRB5_MSG"
2392 echo "                 Smartcard support: $SCARD_MSG"
2393 echo "                       AFS support: $AFS_MSG"
2394 echo "                     S/KEY support: $SKEY_MSG"
2395 echo "              TCP Wrappers support: $TCPW_MSG"
2396 echo "              MD5 password support: $MD5_MSG"
2397 echo "       IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2398 echo "          Use IPv4 by default hack: $IPV4_HACK_MSG"
2399 echo "           Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2400 echo "                  BSD Auth support: $BSD_AUTH_MSG"
2401 echo "              Random number source: $RAND_MSG"
2402 if test ! -z "$USE_RAND_HELPER" ; then
2403 echo "     ssh-rand-helper collects from: $RAND_HELPER_MSG"
2404 fi
2405
2406 echo ""
2407
2408 echo "              Host: ${host}"
2409 echo "          Compiler: ${CC}"
2410 echo "    Compiler flags: ${CFLAGS}"
2411 echo "Preprocessor flags: ${CPPFLAGS}"
2412 echo "      Linker flags: ${LDFLAGS}"
2413 echo "         Libraries: ${LIBWRAP} ${LIBPAM} ${LIBS}"
2414
2415 echo ""
2416
2417 if test "x$PAM_MSG" = "xyes" ; then
2418         echo "PAM is enabled. You may need to install a PAM control file "
2419         echo "for sshd, otherwise password authentication may fail. "
2420         echo "Example PAM control files can be found in the contrib/ "
2421         echo "subdirectory"
2422         echo ""
2423 fi
2424
2425 if test ! -z "$NO_SFTP"; then
2426         echo "sftp-server will be disabled.  Your compiler does not "
2427         echo "support 64bit integers."
2428         echo ""
2429 fi
2430
2431 if test ! -z "$RAND_HELPER_CMDHASH" ; then
2432         echo "WARNING: you are using the builtin random number collection "
2433         echo "service. Please read WARNING.RNG and request that your OS "
2434         echo "vendor includes kernel-based random number collection in "
2435         echo "future versions of your OS."
2436         echo ""
2437 fi
2438