openssh/configure.ac

   1 # $Id$
   2
   3 AC_INIT
   4 AC_CONFIG_SRCDIR([ssh.c])
   5
   6 AC_CONFIG_HEADER(config.h)
   7 AC_PROG_CC
   8 AC_CANONICAL_HOST
   9 AC_C_BIGENDIAN
  10
  11 # Checks for programs.
  12 AC_PROG_CPP
  13 AC_PROG_RANLIB
  14 AC_PROG_INSTALL
  15 AC_PATH_PROG(AR, ar)
  16 AC_PATH_PROGS(PERL, perl5 perl)
  17 AC_PATH_PROG(SED, sed)
  18 AC_SUBST(PERL)
  19 AC_PATH_PROG(ENT, ent)
  20 AC_SUBST(ENT)
  21 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  22 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  23 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  24 AC_PATH_PROG(SH, sh)
  25
  26 # System features
  27 AC_SYS_LARGEFILE
  28
  29 if test -z "$AR" ; then
  30         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  31 fi
  32
  33 # Use LOGIN_PROGRAM from environment if possible
  34 if test ! -z "$LOGIN_PROGRAM" ; then
  35         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  36 else
  37         # Search for login
  38         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  39         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  40                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  41         fi
  42 fi
  43
  44 if test -z "$LD" ; then
  45         LD=$CC
  46 fi
  47 AC_SUBST(LD)
  48
  49 AC_C_INLINE
  50 if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
  51         CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wno-uninitialized"
  52 fi
  53
  54 # Check for some target-specific stuff
  55 case "$host" in
  56 *-*-aix*)
  57         AFS_LIBS="-lld"
  58         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  59         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  60         AC_MSG_CHECKING([how to specify blibpath for linker ($LD)])
  61         if (test -z "$blibpath"); then
  62                 blibpath="/usr/lib:/lib:/usr/local/lib"
  63         fi
  64         saved_LDFLAGS="$LDFLAGS"
  65         for tryflags in -blibpath: -Wl,-blibpath: -Wl,-rpath, ;do
  66                 if (test -z "$blibflags"); then
  67                         LDFLAGS="$saved_LDFLAGS $tryflags$blibpath"
  68                         AC_TRY_LINK([], [], [blibflags=$tryflags])
  69                 fi
  70         done
  71         if (test -z "$blibflags"); then
  72                 AC_MSG_RESULT(not found)
  73                 AC_MSG_ERROR([*** must be able to specify blibpath on AIX - check config.log])
  74         else
  75                 AC_MSG_RESULT($blibflags)
  76         fi
  77         LDFLAGS="$saved_LDFLAGS"
  78         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)],
  79                 [AC_CHECK_LIB(s,authenticate,
  80                         [ AC_DEFINE(WITH_AIXAUTHENTICATE)
  81                                 LIBS="$LIBS -ls"
  82                         ])
  83                 ])
  84         AC_DEFINE(BROKEN_GETADDRINFO)
  85         AC_DEFINE(BROKEN_REALPATH)
  86         dnl AIX handles lastlog as part of its login message
  87         AC_DEFINE(DISABLE_LASTLOG)
  88         AC_DEFINE(LOGIN_NEEDS_UTMPX)
  89         AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_CLOBBER_ARGV)
  90         AC_DEFINE(SETPROCTITLE_PS_PADDING, '\0')
  91         ;;
  92 *-*-cygwin*)
  93         check_for_libcrypt_later=1
  94         LIBS="$LIBS /usr/lib/textmode.o"
  95         AC_DEFINE(HAVE_CYGWIN)
  96         AC_DEFINE(USE_PIPES)
  97         AC_DEFINE(DISABLE_SHADOW)
  98         AC_DEFINE(IPV4_DEFAULT)
  99         AC_DEFINE(IP_TOS_IS_BROKEN)
 100         AC_DEFINE(NO_X11_UNIX_SOCKETS)
 101         AC_DEFINE(NO_IPPORT_RESERVED_CONCEPT)
 102         AC_DEFINE(DISABLE_FD_PASSING)
 103         AC_DEFINE(SETGROUPS_NOOP)
 104         ;;
 105 *-*-dgux*)
 106         AC_DEFINE(IP_TOS_IS_BROKEN)
 107         ;;
 108 *-*-darwin*)
 109         AC_MSG_CHECKING(if we have working getaddrinfo)
 110         AC_TRY_RUN([#include <mach-o/dyld.h>
 111 main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16))
 112                 exit(0);
 113         else
 114                 exit(1);
 115 }], [AC_MSG_RESULT(working)],
 116         [AC_MSG_RESULT(buggy)
 117         AC_DEFINE(BROKEN_GETADDRINFO)],
 118         [AC_MSG_RESULT(assume it is working)])
 119         ;;
 120 *-*-hpux10.26)
 121         if test -z "$GCC"; then
 122                 CFLAGS="$CFLAGS -Ae"
 123         fi
 124         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 125         IPADDR_IN_DISPLAY=yes
 126         AC_DEFINE(HAVE_SECUREWARE)
 127         AC_DEFINE(USE_PIPES)
 128         AC_DEFINE(LOGIN_NO_ENDOPT)
 129         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 130         AC_DEFINE(DISABLE_SHADOW)
 131         AC_DEFINE(DISABLE_UTMP)
 132         AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_PSTAT)
 133         LIBS="$LIBS -lsec -lsecpw"
 134         AC_CHECK_LIB(xnet, t_error, ,AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
 135         disable_ptmx_check=yes
 136         ;;
 137 *-*-hpux10*)
 138         if test -z "$GCC"; then
 139                 CFLAGS="$CFLAGS -Ae"
 140         fi
 141         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 142         IPADDR_IN_DISPLAY=yes
 143         AC_DEFINE(USE_PIPES)
 144         AC_DEFINE(LOGIN_NO_ENDOPT)
 145         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 146         AC_DEFINE(DISABLE_SHADOW)
 147         AC_DEFINE(DISABLE_UTMP)
 148         AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_PSTAT)
 149         LIBS="$LIBS -lsec"
 150         AC_CHECK_LIB(xnet, t_error, ,AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
 151         ;;
 152 *-*-hpux11*)
 153         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 154         IPADDR_IN_DISPLAY=yes
 155         AC_DEFINE(PAM_SUN_CODEBASE)
 156         AC_DEFINE(USE_PIPES)
 157         AC_DEFINE(LOGIN_NO_ENDOPT)
 158         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 159         AC_DEFINE(DISABLE_SHADOW)
 160         AC_DEFINE(DISABLE_UTMP)
 161         AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_PSTAT)
 162         LIBS="$LIBS -lsec"
 163         AC_CHECK_LIB(xnet, t_error, ,AC_MSG_ERROR([*** -lxnet needed on HP-UX - check config.log ***]))
 164         ;;
 165 *-*-irix5*)
 166         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 167         LDFLAGS="$LDFLAGS"
 168         PATH="$PATH:/usr/etc"
 169         AC_DEFINE(BROKEN_INET_NTOA)
 170         AC_DEFINE(WITH_ABBREV_NO_TTY)
 171         ;;
 172 *-*-irix6*)
 173         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 174         LDFLAGS="$LDFLAGS"
 175         PATH="$PATH:/usr/etc"
 176         AC_DEFINE(WITH_IRIX_ARRAY)
 177         AC_DEFINE(WITH_IRIX_PROJECT)
 178         AC_DEFINE(WITH_IRIX_AUDIT)
 179         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 180         AC_DEFINE(BROKEN_INET_NTOA)
 181         AC_DEFINE(WITH_ABBREV_NO_TTY)
 182         ;;
 183 *-*-linux*)
 184         no_dev_ptmx=1
 185         check_for_libcrypt_later=1
 186         AC_DEFINE(DONT_TRY_OTHER_AF)
 187         AC_DEFINE(PAM_TTY_KLUDGE)
 188         AC_DEFINE(SETPROCTITLE_STRATEGY,PS_USE_CLOBBER_ARGV)
 189         AC_DEFINE(SETPROCTITLE_PS_PADDING, '\0')
 190         inet6_default_4in6=yes
 191         ;;
 192 mips-sony-bsd|mips-sony-newsos4)
 193         AC_DEFINE(HAVE_NEWS4)
 194         SONY=1
 195         ;;
 196 *-*-netbsd*)
 197         check_for_libcrypt_before=1
 198         need_dash_r=1
 199         ;;
 200 *-*-freebsd*)
 201         check_for_libcrypt_later=1
 202         ;;
 203 *-next-*)
 204         conf_lastlog_location="/usr/adm/lastlog"
 205         conf_utmp_location=/etc/utmp
 206         conf_wtmp_location=/usr/adm/wtmp
 207         MAIL=/usr/spool/mail
 208         AC_DEFINE(HAVE_NEXT)
 209         AC_DEFINE(BROKEN_REALPATH)
 210         AC_DEFINE(USE_PIPES)
 211         AC_DEFINE(BROKEN_SAVED_UIDS)
 212         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 213         CFLAGS="$CFLAGS"
 214         ;;
 215 *-*-solaris*)
 216         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 217         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 218         need_dash_r=1
 219         AC_DEFINE(PAM_SUN_CODEBASE)
 220         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 221         AC_DEFINE(LOGIN_NEEDS_TERM)
 222         AC_DEFINE(PAM_TTY_KLUDGE)
 223         AC_DEFINE(STREAMS_PUSH_ACQUIRES_CTTY)
 224         # hardwire lastlog location (can't detect it on some versions)
 225         conf_lastlog_location="/var/adm/lastlog"
 226         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 227         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 228         if test "$sol2ver" -ge 8; then
 229                 AC_MSG_RESULT(yes)
 230                 AC_DEFINE(DISABLE_UTMP)
 231                 AC_DEFINE(DISABLE_WTMP)
 232         else
 233                 AC_MSG_RESULT(no)
 234         fi
 235         ;;
 236 *-*-sunos4*)
 237         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 238         AC_CHECK_FUNCS(getpwanam)
 239         AC_DEFINE(PAM_SUN_CODEBASE)
 240         conf_utmp_location=/etc/utmp
 241         conf_wtmp_location=/var/adm/wtmp
 242         conf_lastlog_location=/var/adm/lastlog
 243         AC_DEFINE(USE_PIPES)
 244         ;;
 245 *-ncr-sysv*)
 246         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 247         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 248         LIBS="$LIBS -lc89"
 249         AC_DEFINE(USE_PIPES)
 250         ;;
 251 *-sni-sysv*)
 252         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 253         # /usr/ucblib MUST NOT be searched on ReliantUNIX
 254         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 255         IPADDR_IN_DISPLAY=yes
 256         AC_DEFINE(USE_PIPES)
 257         AC_DEFINE(IP_TOS_IS_BROKEN)
 258         # /usr/ucblib/libucb.a no longer needed on ReliantUNIX
 259         # Attention: always take care to bind libsocket and libnsl before libc,
 260         # otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
 261         ;;
 262 *-*-sysv4.2*)
 263         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 264         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 265         AC_DEFINE(USE_PIPES)
 266         ;;
 267 *-*-sysv5*)
 268         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 269         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 270         AC_DEFINE(USE_PIPES)
 271         ;;
 272 *-*-sysv*)
 273         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 274         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 275         ;;
 276 *-*-sco3.2v4*)
 277         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 278         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 279         LIBS="$LIBS -los -lprot -lx -ltinfo -lm"
 280         RANLIB=true
 281         no_dev_ptmx=1
 282         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 283         AC_DEFINE(USE_PIPES)
 284         AC_DEFINE(HAVE_SECUREWARE)
 285         AC_DEFINE(DISABLE_SHADOW)
 286         AC_DEFINE(BROKEN_SAVED_UIDS)
 287         AC_CHECK_FUNCS(getluid setluid)
 288         MANTYPE=man
 289         do_sco3_extra_lib_check=yes
 290         ;;
 291 *-*-sco3.2v5*)
 292         if test -z "$GCC"; then
 293                 CFLAGS="$CFLAGS -belf"
 294         fi
 295         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 296         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 297         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 298         no_dev_ptmx=1
 299         AC_DEFINE(USE_PIPES)
 300         AC_DEFINE(HAVE_SECUREWARE)
 301         AC_DEFINE(DISABLE_SHADOW)
 302         AC_DEFINE(DISABLE_FD_PASSING)
 303         AC_CHECK_FUNCS(getluid setluid)
 304         MANTYPE=man
 305         ;;
 306 *-*-unicosmk*)
 307         AC_DEFINE(USE_PIPES)
 308         AC_DEFINE(DISABLE_FD_PASSING)
 309         LDFLAGS="$LDFLAGS"
 310         LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
 311         MANTYPE=cat
 312         ;;
 313 *-*-unicos*)
 314         AC_DEFINE(USE_PIPES)
 315         AC_DEFINE(DISABLE_FD_PASSING)
 316         AC_DEFINE(NO_SSH_LASTLOG)
 317         LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal"
 318         LIBS="$LIBS -lgen -lrsc -lshare -luex -lacm"
 319         MANTYPE=cat
 320         ;;
 321 *-dec-osf*)
 322         AC_MSG_CHECKING(for Digital Unix SIA)
 323         no_osfsia=""
 324         AC_ARG_WITH(osfsia,
 325                 [  --with-osfsia           Enable Digital Unix SIA],
 326                 [
 327                         if test "x$withval" = "xno" ; then
 328                                 AC_MSG_RESULT(disabled)
 329                                 no_osfsia=1
 330                         fi
 331                 ],
 332         )
 333         if test -z "$no_osfsia" ; then
 334                 if test -f /etc/sia/matrix.conf; then
 335                         AC_MSG_RESULT(yes)
 336                         AC_DEFINE(HAVE_OSF_SIA)
 337                         AC_DEFINE(DISABLE_LOGIN)
 338                         AC_DEFINE(DISABLE_FD_PASSING)
 339                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 340                 else
 341                         AC_MSG_RESULT(no)
 342                 fi
 343         fi
 344         AC_DEFINE(DISABLE_FD_PASSING)
 345         ;;
 346
 347 *-*-nto-qnx)
 348         AC_DEFINE(USE_PIPES)
 349         AC_DEFINE(NO_X11_UNIX_SOCKETS)
 350         AC_DEFINE(MISSING_NFDBITS)
 351         AC_DEFINE(MISSING_HOWMANY)
 352         AC_DEFINE(MISSING_FD_MASK)
 353         ;;
 354 esac
 355
 356 # Allow user to specify flags
 357 AC_ARG_WITH(cflags,
 358         [  --with-cflags           Specify additional flags to pass to compiler],
 359         [
 360                 if test "x$withval" != "xno" ; then
 361                         CFLAGS="$CFLAGS $withval"
 362                 fi
 363         ]
 364 )
 365 AC_ARG_WITH(cppflags,
 366         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 367         [
 368                 if test "x$withval" != "xno"; then
 369                         CPPFLAGS="$CPPFLAGS $withval"
 370                 fi
 371         ]
 372 )
 373 AC_ARG_WITH(ldflags,
 374         [  --with-ldflags          Specify additional flags to pass to linker],
 375         [
 376                 if test "x$withval" != "xno" ; then
 377                         LDFLAGS="$LDFLAGS $withval"
 378                 fi
 379         ]
 380 )
 381 AC_ARG_WITH(libs,
 382         [  --with-libs             Specify additional libraries to link with],
 383         [
 384                 if test "x$withval" != "xno" ; then
 385                         LIBS="$LIBS $withval"
 386                 fi
 387         ]
 388 )
 389
 390 # Checks for header files.
 391 AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h \
 392         getopt.h glob.h ia.h lastlog.h libgen.h limits.h login.h \
 393         login_cap.h maillock.h netdb.h netgroup.h \
 394         netinet/in_systm.h paths.h pty.h readpassphrase.h \
 395         rpc/types.h security/pam_appl.h shadow.h stddef.h stdint.h \
 396         strings.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h \
 397         sys/mman.h sys/pstat.h sys/select.h sys/stat.h \
 398         sys/stropts.h sys/sysmacros.h sys/time.h sys/timers.h \
 399         sys/un.h time.h tmpdir.h ttyent.h usersec.h \
 400         util.h utime.h utmp.h utmpx.h)
 401
 402 # Checks for libraries.
 403 AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
 404 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
 405
 406 dnl SCO OS3 needs this for libwrap
 407 if test "x$with_tcp_wrappers" != "xno" ; then
 408     if test "x$do_sco3_extra_lib_check" = "xyes" ; then
 409         AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 410     fi
 411 fi
 412
 413 AC_CHECK_FUNC(getspnam, ,
 414         AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
 415
 416 AC_ARG_WITH(rpath,
 417         [  --without-rpath         Disable auto-added -R linker paths],
 418         [
 419                 if test "x$withval" = "xno" ; then
 420                         need_dash_r=""
 421                 fi
 422                 if test "x$withval" = "xyes" ; then
 423                         need_dash_r=1
 424                 fi
 425         ]
 426 )
 427
 428 dnl zlib is required
 429 AC_ARG_WITH(zlib,
 430         [  --with-zlib=PATH        Use zlib in PATH],
 431         [
 432                 if test "x$withval" = "xno" ; then
 433                         AC_MSG_ERROR([*** zlib is required ***])
 434                 fi
 435                 if test -d "$withval/lib"; then
 436                         if test -n "${need_dash_r}"; then
 437                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 438                         else
 439                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 440                         fi
 441                 else
 442                         if test -n "${need_dash_r}"; then
 443                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 444                         else
 445                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 446                         fi
 447                 fi
 448                 if test -d "$withval/include"; then
 449                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 450                 else
 451                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 452                 fi
 453         ]
 454 )
 455
 456 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 457
 458 dnl UnixWare 2.x
 459 AC_CHECK_FUNC(strcasecmp,
 460         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 461 )
 462 AC_CHECK_FUNC(utimes,
 463         [], [ AC_CHECK_LIB(c89, utimes, [AC_DEFINE(HAVE_UTIMES)
 464                                         LIBS="$LIBS -lc89"]) ]
 465 )
 466
 467 dnl    Checks for libutil functions
 468 AC_CHECK_HEADERS(libutil.h)
 469 AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN)])
 470 AC_CHECK_FUNCS(logout updwtmp logwtmp)
 471
 472 AC_FUNC_STRFTIME
 473
 474 # Check for ALTDIRFUNC glob() extension
 475 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 476 AC_EGREP_CPP(FOUNDIT,
 477         [
 478                 #include <glob.h>
 479                 #ifdef GLOB_ALTDIRFUNC
 480                 FOUNDIT
 481                 #endif
 482         ],
 483         [
 484                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 485                 AC_MSG_RESULT(yes)
 486         ],
 487         [
 488                 AC_MSG_RESULT(no)
 489         ]
 490 )
 491
 492 # Check for g.gl_matchc glob() extension
 493 AC_MSG_CHECKING(for gl_matchc field in glob_t)
 494 AC_EGREP_CPP(FOUNDIT,
 495         [
 496                 #include <glob.h>
 497                 int main(void){glob_t g; g.gl_matchc = 1;}
 498         ],
 499         [
 500                 AC_DEFINE(GLOB_HAS_GL_MATCHC)
 501                 AC_MSG_RESULT(yes)
 502         ],
 503         [
 504                 AC_MSG_RESULT(no)
 505         ]
 506 )
 507
 508 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
 509 AC_TRY_RUN(
 510         [
 511 #include <sys/types.h>
 512 #include <dirent.h>
 513 int main(void){struct dirent d;exit(sizeof(d.d_name)<=sizeof(char));}
 514         ],
 515         [AC_MSG_RESULT(yes)],
 516         [
 517                 AC_MSG_RESULT(no)
 518                 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
 519         ]
 520 )
 521
 522 # Check whether the user wants GSSAPI mechglue support
 523 AC_ARG_WITH(mechglue,
 524         [  --with-mechglue=PATH    Build with GSSAPI mechglue library],
 525         [
 526                 AC_MSG_CHECKING(for mechglue library)
 527
 528                 if test -e ${withval}/libgssapi.a ; then
 529                     mechglue_lib=${withval}/libgssapi.a
 530                 elif test -e ${withval}/lib/libgssapi.a ; then
 531                     mechglue_lib=${withval}/lib/libgssapi.a
 532                 else
 533                     AC_MSG_ERROR("Can't find libgssapi in ${withval}");
 534                 fi
 535                 LIBS="$LIBS ${mechglue_lib}"
 536                 AC_MSG_RESULT(${mechglue_lib})
 537
 538                 AC_CHECK_LIB(dl, dlopen, , )
 539                 if test $ac_cv_lib_dl_dlopen = yes; then
 540                    LDFLAGS="$LDFLAGS -ldl -Wl,-Bsymbolic"
 541                 fi
 542
 543                 AC_DEFINE(GSSAPI)
 544                 AC_DEFINE(MECHGLUE)
 545                 GSSAPI="mechglue"
 546
 547         ]
 548 )
 549
 550
 551 # Check whether the user wants GSI (Globus) support
 552 gsi_path="no"
 553 AC_ARG_WITH(gsi,
 554         [  --with-gsi=PATH         Enable GSI/Globus authentication support],
 555         [
 556                 gsi_path="$withval"
 557         ]
 558 )
 559
 560 AC_ARG_WITH(globus,
 561         [  --with-globus=PATH      Enable GSI/Globus authentication support],
 562         [
 563                 gsi_path="$withval"
 564         ]
 565 )
 566
 567 # Check whether the user has a Globus flavor type
 568 globus_flavor_type="no"
 569 AC_ARG_WITH(globus-flavor,
 570         [  --with-globus-flavor=TYPE         Describe Globus flavor type (ex: gcc32dbg, etc.)],
 571         [
 572                 globus_flavor_type="$withval"
 573         ]
 574 )
 575
 576 if test "x$gsi_path" != "xno" ; then
 577         # Globus GSSAPI configuration
 578         AC_MSG_CHECKING(for Globus GSI)
 579         AC_DEFINE(GSI)
 580
 581         if test "$GSSAPI" -a "$GSSAPI" != "mechglue"; then
 582                 AC_MSG_ERROR([Previously configured GSSAPI library conflicts with Globus/GSI.])
 583         fi
 584         if test -z "$GSSAPI"; then
 585                 AC_DEFINE(GSSAPI)
 586                 GSSAPI="GSI"
 587         fi
 588
 589         if test "x$globus_install_dir" = "xyes" ; then
 590                 AC_MSG_ERROR(--with-globus=PATH must specify a path)
 591         fi
 592
 593         if test "x$globus_flavor_type" = "xno" ; then
 594                 AC_MSG_ERROR(--with-globus-flavor=TYPE must be specified)
 595         fi
 596         if test "x$globus_flavor_type" = "xyes" ; then
 597                 AC_MSG_ERROR(--with-globus-flavor=TYPE must specify a flavor type)
 598         fi
 599
 600         GLOBUS_INCLUDE="${gsi_path}/include/${globus_flavor_type}"
 601         if test ! -d "$GLOBUS_INCLUDE" ; then
 602                 AC_MSG_ERROR(Cannot find Globus flavor-specific include directory: ${GLOBUS_INCLUDE})
 603         fi
 604         GSI_CPPFLAGS="-I${GLOBUS_INCLUDE}"
 605
 606         #
 607         # Find GPT linkline helper
 608         #
 609
 610         AC_MSG_CHECKING(for GPT linkline helper)
 611         if test -x $GPT_LOCATION/sbin/gpt_build_config ; then
 612                 gpt_linkline_helper="$GPT_LOCATION/sbin/gpt_build_config"
 613         elif test -x ${gsi_path}/sbin/gpt_build_config ; then
 614                 gpt_linkline_helper="${gsi_path}/sbin/gpt_build_config"
 615         else
 616                 AC_MSG_ERROR(Cannot find gpt_build_config: GPT installation is incomplete)
 617         fi
 618         AC_MSG_RESULT(yes)
 619
 620         #
 621         # Build Globus linkline
 622         #
 623
 624         ${gpt_linkline_helper} -f ${globus_flavor_type} -link shared -src pkg_data_src.gpt
 625         . ./gpt_build_temp.sh
 626         GSI_LDFLAGS="-L${gsi_path}/lib"
 627         GSI_LIBS="$GPT_CONFIG_PGM_LINKS"
 628         export LD_LIBRARY_PATH="${gsi_path}/lib:$LD_LIBRARY_PATH"
 629
 630         #
 631         # Test Globus linkline
 632         #
 633
 634         AC_MSG_CHECKING(for Globus linkline)
 635         if test -z "$GSI_LIBS" ; then
 636                 AC_MSG_ERROR(gpt_build_config failed)
 637         fi
 638         AC_MSG_RESULT(yes)
 639
 640         LIBS="$LIBS $GSI_LIBS"
 641         LDFLAGS="$LDFLAGS $GSI_LDFLAGS"
 642         CPPFLAGS="$CPPFLAGS $GSI_CPPFLAGS"
 643
 644         # test that we got the libraries OK
 645         AC_TRY_LINK(
 646                 [],
 647                 [],
 648                 [
 649                         AC_MSG_RESULT(yes)
 650                 ],
 651                 [
 652                         AC_MSG_ERROR(link with Globus libraries failed)
 653                 ]
 654         )
 655         INSTALL_GSISSH="yes"
 656 else
 657         INSTALL_GSISSH=""
 658 fi
 659 AC_SUBST(INSTALL_GSISSH)
 660 # End Globus/GSI section
 661
 662 # Check whether user wants S/Key support
 663 SKEY_MSG="no"
 664 AC_ARG_WITH(skey,
 665         [  --with-skey[[=PATH]]      Enable S/Key support
 666                             (optionally in PATH)],
 667         [
 668                 if test "x$withval" != "xno" ; then
 669
 670                         if test "x$withval" != "xyes" ; then
 671                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 672                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 673                         fi
 674
 675                         AC_DEFINE(SKEY)
 676                         LIBS="-lskey $LIBS"
 677                         SKEY_MSG="yes"
 678
 679                         AC_MSG_CHECKING([for s/key support])
 680                         AC_TRY_RUN(
 681                                 [
 682 #include <stdio.h>
 683 #include <skey.h>
 684 int main() { char *ff = skey_keyinfo(""); ff=""; exit(0); }
 685                                 ],
 686                                 [AC_MSG_RESULT(yes)],
 687                                 [
 688                                         AC_MSG_RESULT(no)
 689                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 690                                 ])
 691                 fi
 692         ]
 693 )
 694
 695 # Check whether user wants TCP wrappers support
 696 TCPW_MSG="no"
 697 AC_ARG_WITH(tcp-wrappers,
 698         [  --with-tcp-wrappers[[=PATH]]      Enable tcpwrappers support
 699                             (optionally in PATH)],
 700         [
 701                 if test "x$withval" != "xno" ; then
 702                         saved_LIBS="$LIBS"
 703                         saved_LDFLAGS="$LDFLAGS"
 704                         saved_CPPFLAGS="$CPPFLAGS"
 705                         if test -n "${withval}" -a "${withval}" != "yes"; then
 706                                 if test -d "${withval}/lib"; then
 707                                         if test -n "${need_dash_r}"; then
 708                                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 709                                         else
 710                                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 711                                         fi
 712                                 else
 713                                         if test -n "${need_dash_r}"; then
 714                                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 715                                         else
 716                                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 717                                         fi
 718                                 fi
 719                                 if test -d "${withval}/include"; then
 720                                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 721                                 else
 722                                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 723                                 fi
 724                         fi
 725                         LIBWRAP="-lwrap"
 726                         LIBS="$LIBWRAP $LIBS"
 727                         AC_MSG_CHECKING(for libwrap)
 728                         AC_TRY_LINK(
 729                                 [
 730 #include <tcpd.h>
 731                                         int deny_severity = 0, allow_severity = 0;
 732                                 ],
 733                                 [hosts_access(0);],
 734                                 [
 735                                         AC_MSG_RESULT(yes)
 736                                         AC_DEFINE(LIBWRAP)
 737                                         AC_SUBST(LIBWRAP)
 738                                         TCPW_MSG="yes"
 739                                 ],
 740                                 [
 741                                         AC_MSG_ERROR([*** libwrap missing])
 742                                 ]
 743                         )
 744                         LIBS="$saved_LIBS"
 745                 fi
 746         ]
 747 )
 748
 749 dnl    Checks for library functions. Please keep in alphabetical order
 750 AC_CHECK_FUNCS(\
 751         arc4random __b64_ntop b64_ntop __b64_pton b64_pton basename bcopy \
 752         bindresvport_sa clock fchmod fchown freeaddrinfo futimes \
 753         gai_strerror getaddrinfo getcwd getgrouplist getnameinfo getopt \
 754         getpeereid _getpty getrlimit getrusage getttyent glob inet_aton \
 755         inet_ntoa inet_ntop innetgr login_getcapbool md5_crypt memmove \
 756         mkdtemp mmap ngetaddrinfo nsleep ogetaddrinfo openpty pstat \
 757         readpassphrase realpath recvmsg rresvport_af sendmsg setdtablesize \
 758         setegid setenv seteuid setgroups setlogin setpcred setproctitle \
 759         setresgid setreuid setrlimit setsid setvbuf sigaction sigvec \
 760         snprintf socketpair strerror strlcat strlcpy strmode strnvis \
 761         sysconf tcgetpgrp truncate utimes vhangup vsnprintf waitpid \
 762 )
 763
 764 AC_SEARCH_LIBS(nanosleep, rt posix4, AC_DEFINE(HAVE_NANOSLEEP))
 765 AC_SEARCH_LIBS(basename, gen, AC_DEFINE(HAVE_BASENAME))
 766
 767 dnl IRIX has basename() in libgen
 768 AC_SEARCH_LIBS(basename, gen, AC_DEFINE(HAVE_BASENAME))
 769
 770 dnl Make sure strsep prototype is defined before defining HAVE_STRSEP
 771 AC_CHECK_DECL(strsep, [AC_CHECK_FUNCS(strsep)])
 772
 773 dnl IRIX and Solaris 2.5.1 have dirname() in libgen
 774 AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
 775         AC_CHECK_LIB(gen, dirname,[
 776                 AC_CACHE_CHECK([for broken dirname],
 777                         ac_cv_have_broken_dirname, [
 778                         save_LIBS="$LIBS"
 779                         LIBS="$LIBS -lgen"
 780                         AC_TRY_RUN(
 781                                 [
 782 #include <libgen.h>
 783 #include <string.h>
 784
 785 int main(int argc, char **argv) {
 786     char *s, buf[32];
 787
 788     strncpy(buf,"/etc", 32);
 789     s = dirname(buf);
 790     if (!s || strncmp(s, "/", 32) != 0) {
 791         exit(1);
 792     } else {
 793         exit(0);
 794     }
 795 }
 796                                 ],
 797                                 [ ac_cv_have_broken_dirname="no" ],
 798                                 [ ac_cv_have_broken_dirname="yes" ]
 799                         )
 800                         LIBS="$save_LIBS"
 801                 ])
 802                 if test "x$ac_cv_have_broken_dirname" = "xno" ; then
 803                         LIBS="$LIBS -lgen"
 804                         AC_DEFINE(HAVE_DIRNAME)
 805                         AC_CHECK_HEADERS(libgen.h)
 806                 fi
 807         ])
 808 ])
 809
 810 dnl    Checks for time functions
 811 AC_CHECK_FUNCS(gettimeofday time)
 812 dnl    Checks for utmp functions
 813 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 814 AC_CHECK_FUNCS(utmpname)
 815 dnl    Checks for utmpx functions
 816 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 817 AC_CHECK_FUNCS(setutxent utmpxname)
 818
 819 AC_CHECK_FUNC(daemon,
 820         [AC_DEFINE(HAVE_DAEMON)],
 821         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 822 )
 823
 824 AC_CHECK_FUNC(getpagesize,
 825         [AC_DEFINE(HAVE_GETPAGESIZE)],
 826         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 827 )
 828
 829 # Check for broken snprintf
 830 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 831         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 832         AC_TRY_RUN(
 833                 [
 834 #include <stdio.h>
 835 int main(void){char b[5];snprintf(b,5,"123456789");exit(b[4]!='\0');}
 836                 ],
 837                 [AC_MSG_RESULT(yes)],
 838                 [
 839                         AC_MSG_RESULT(no)
 840                         AC_DEFINE(BROKEN_SNPRINTF)
 841                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 842                 ]
 843         )
 844 fi
 845
 846 dnl see whether mkstemp() requires XXXXXX
 847 if test "x$ac_cv_func_mkdtemp" = "xyes" ; then
 848 AC_MSG_CHECKING([for (overly) strict mkstemp])
 849 AC_TRY_RUN(
 850         [
 851 #include <stdlib.h>
 852 main() { char template[]="conftest.mkstemp-test";
 853 if (mkstemp(template) == -1)
 854         exit(1);
 855 unlink(template); exit(0);
 856 }
 857         ],
 858         [
 859                 AC_MSG_RESULT(no)
 860         ],
 861         [
 862                 AC_MSG_RESULT(yes)
 863                 AC_DEFINE(HAVE_STRICT_MKSTEMP)
 864         ],
 865         [
 866                 AC_MSG_RESULT(yes)
 867                 AC_DEFINE(HAVE_STRICT_MKSTEMP)
 868         ]
 869 )
 870 fi
 871
 872 AC_FUNC_GETPGRP
 873
 874 # Check for PAM libs
 875 PAM_MSG="no"
 876 AC_ARG_WITH(pam,
 877         [  --with-pam              Enable PAM support ],
 878         [
 879                 if test "x$withval" != "xno" ; then
 880                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 881                                 AC_MSG_ERROR([PAM headers not found])
 882                         fi
 883
 884                         AC_CHECK_LIB(dl, dlopen, , )
 885                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 886                         AC_CHECK_FUNCS(pam_getenvlist)
 887                         AC_CHECK_FUNCS(pam_putenv)
 888
 889                         disable_shadow=yes
 890                         PAM_MSG="yes"
 891
 892                         AC_DEFINE(USE_PAM)
 893                         if test $ac_cv_lib_dl_dlopen = yes; then
 894                                 LIBPAM="-lpam -ldl"
 895                         else
 896                                 LIBPAM="-lpam"
 897                         fi
 898                         AC_SUBST(LIBPAM)
 899                 fi
 900         ]
 901 )
 902
 903 # Check for older PAM
 904 if test "x$PAM_MSG" = "xyes" ; then
 905         # Check PAM strerror arguments (old PAM)
 906         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 907         AC_TRY_COMPILE(
 908                 [
 909 #include <stdlib.h>
 910 #include <security/pam_appl.h>
 911                 ],
 912                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 913                 [AC_MSG_RESULT(no)],
 914                 [
 915                         AC_DEFINE(HAVE_OLD_PAM)
 916                         AC_MSG_RESULT(yes)
 917                         PAM_MSG="yes (old library)"
 918                 ]
 919         )
 920 fi
 921
 922 # Some systems want crypt() from libcrypt, *not* the version in OpenSSL,
 923 # because the system crypt() is more featureful.
 924 if test "x$check_for_libcrypt_before" = "x1"; then
 925         AC_CHECK_LIB(crypt, crypt)
 926 fi
 927
 928 # Search for OpenSSL
 929 saved_CPPFLAGS="$CPPFLAGS"
 930 saved_LDFLAGS="$LDFLAGS"
 931 AC_ARG_WITH(ssl-dir,
 932         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 933         [
 934                 if test "x$withval" != "xno" ; then
 935                         if test -d "$withval/lib"; then
 936                                 if test -n "${need_dash_r}"; then
 937                                         LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 938                                 else
 939                                         LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 940                                 fi
 941                         else
 942                                 if test -n "${need_dash_r}"; then
 943                                         LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 944                                 else
 945                                         LDFLAGS="-L${withval} ${LDFLAGS}"
 946                                 fi
 947                         fi
 948                         if test -d "$withval/include"; then
 949                                 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 950                         else
 951                                 CPPFLAGS="-I${withval} ${CPPFLAGS}"
 952                         fi
 953                 fi
 954         ]
 955 )
 956 if test -z "$GSI_LIBS" ; then
 957 LIBS="$LIBS -lcrypto"
 958 fi
 959 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
 960         [
 961                 dnl Check default openssl install dir
 962                 if test -n "${need_dash_r}"; then
 963                         LDFLAGS="-L/usr/local/ssl/lib -R/usr/local/ssl/lib ${saved_LDFLAGS}"
 964                 else
 965                         LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}"
 966                 fi
 967                 CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}"
 968                 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
 969                         [
 970                                 AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***])
 971                         ]
 972                 )
 973         ]
 974 )
 975
 976 # Determine OpenSSL header version
 977 AC_MSG_CHECKING([OpenSSL header version])
 978 AC_TRY_RUN(
 979         [
 980 #include <stdio.h>
 981 #include <string.h>
 982 #include <openssl/opensslv.h>
 983 #define DATA "conftest.sslincver"
 984 int main(void) {
 985         FILE *fd;
 986         int rc;
 987
 988         fd = fopen(DATA,"w");
 989         if(fd == NULL)
 990                 exit(1);
 991
 992         if ((rc = fprintf(fd ,"%x (%s)\n", OPENSSL_VERSION_NUMBER, OPENSSL_VERSION_TEXT)) <0)
 993                 exit(1);
 994
 995         exit(0);
 996 }
 997         ],
 998         [
 999                 ssl_header_ver=`cat conftest.sslincver`
1000                 AC_MSG_RESULT($ssl_header_ver)
1001         ],
1002         [
1003                 AC_MSG_RESULT(not found)
1004                 AC_MSG_ERROR(OpenSSL version header not found.)
1005         ]
1006 )
1007
1008 # Determine OpenSSL library version
1009 AC_MSG_CHECKING([OpenSSL library version])
1010 AC_TRY_RUN(
1011         [
1012 #include <stdio.h>
1013 #include <string.h>
1014 #include <openssl/opensslv.h>
1015 #include <openssl/crypto.h>
1016 #define DATA "conftest.ssllibver"
1017 int main(void) {
1018         FILE *fd;
1019         int rc;
1020
1021         fd = fopen(DATA,"w");
1022         if(fd == NULL)
1023                 exit(1);
1024
1025         if ((rc = fprintf(fd ,"%x (%s)\n", SSLeay(), SSLeay_version(SSLEAY_VERSION))) <0)
1026                 exit(1);
1027
1028         exit(0);
1029 }
1030         ],
1031         [
1032                 ssl_library_ver=`cat conftest.ssllibver`
1033                 AC_MSG_RESULT($ssl_library_ver)
1034         ],
1035         [
1036                 AC_MSG_RESULT(not found)
1037                 AC_MSG_ERROR(OpenSSL library not found.)
1038         ]
1039 )
1040
1041 # Sanity check OpenSSL headers
1042 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
1043 AC_TRY_RUN(
1044         [
1045 #include <string.h>
1046 #include <openssl/opensslv.h>
1047 int main(void) { exit(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
1048         ],
1049         [
1050                 AC_MSG_RESULT(yes)
1051         ],
1052         [
1053                 AC_MSG_RESULT(no)
1054                 AC_MSG_ERROR(Your OpenSSL headers do not match your library)
1055         ]
1056 )
1057
1058 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
1059 # version in OpenSSL. Skip this for PAM
1060 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
1061         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
1062 fi
1063
1064
1065 ### Configure cryptographic random number support
1066
1067 # Check wheter OpenSSL seeds itself
1068 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
1069 AC_TRY_RUN(
1070         [
1071 #include <string.h>
1072 #include <openssl/rand.h>
1073 int main(void) { exit(RAND_status() == 1 ? 0 : 1); }
1074         ],
1075         [
1076                 OPENSSL_SEEDS_ITSELF=yes
1077                 AC_MSG_RESULT(yes)
1078         ],
1079         [
1080                 AC_MSG_RESULT(no)
1081                 # Default to use of the rand helper if OpenSSL doesn't
1082                 # seed itself
1083                 USE_RAND_HELPER=yes
1084         ]
1085 )
1086
1087
1088 # Do we want to force the use of the rand helper?
1089 AC_ARG_WITH(rand-helper,
1090         [  --with-rand-helper      Use subprocess to gather strong randomness ],
1091         [
1092                 if test "x$withval" = "xno" ; then
1093                         # Force use of OpenSSL's internal RNG, even if
1094                         # the previous test showed it to be unseeded.
1095                         if test -z "$OPENSSL_SEEDS_ITSELF" ; then
1096                                 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
1097                                 OPENSSL_SEEDS_ITSELF=yes
1098                                 USE_RAND_HELPER=""
1099                         fi
1100                 else
1101                         USE_RAND_HELPER=yes
1102                 fi
1103         ],
1104 )
1105
1106 # Which randomness source do we use?
1107 if test ! -z "$OPENSSL_SEEDS_ITSELF" -a -z "$USE_RAND_HELPER" ; then
1108         # OpenSSL only
1109         AC_DEFINE(OPENSSL_PRNG_ONLY)
1110         RAND_MSG="OpenSSL internal ONLY"
1111         INSTALL_SSH_RAND_HELPER=""
1112 elif test ! -z "$USE_RAND_HELPER" ; then
1113         # install rand helper
1114         RAND_MSG="ssh-rand-helper"
1115         INSTALL_SSH_RAND_HELPER="yes"
1116 fi
1117 AC_SUBST(INSTALL_SSH_RAND_HELPER)
1118
1119 ### Configuration of ssh-rand-helper
1120
1121 # PRNGD TCP socket
1122 AC_ARG_WITH(prngd-port,
1123         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD TCP localhost:PORT],
1124         [
1125                 case "$withval" in
1126                 no)
1127                         withval=""
1128                         ;;
1129                 [[0-9]]*)
1130                         ;;
1131                 *)
1132                         AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
1133                         ;;
1134                 esac
1135                 if test ! -z "$withval" ; then
1136                         PRNGD_PORT="$withval"
1137                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
1138                 fi
1139         ]
1140 )
1141
1142 # PRNGD Unix domain socket
1143 AC_ARG_WITH(prngd-socket,
1144         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1145         [
1146                 case "$withval" in
1147                 yes)
1148                         withval="/var/run/egd-pool"
1149                         ;;
1150                 no)
1151                         withval=""
1152                         ;;
1153                 /*)
1154                         ;;
1155                 *)
1156                         AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
1157                         ;;
1158                 esac
1159
1160                 if test ! -z "$withval" ; then
1161                         if test ! -z "$PRNGD_PORT" ; then
1162                                 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
1163                         fi
1164                         if test ! -r "$withval" ; then
1165                                 AC_MSG_WARN(Entropy socket is not readable)
1166                         fi
1167                         PRNGD_SOCKET="$withval"
1168                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1169                 fi
1170         ],
1171         [
1172                 # Check for existing socket only if we don't have a random device already
1173                 if test "$USE_RAND_HELPER" = yes ; then
1174                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1175                         # Insert other locations here
1176                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
1177                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
1178                                         PRNGD_SOCKET="$sock"
1179                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1180                                         break;
1181                                 fi
1182                         done
1183                         if test ! -z "$PRNGD_SOCKET" ; then
1184                                 AC_MSG_RESULT($PRNGD_SOCKET)
1185                         else
1186                                 AC_MSG_RESULT(not found)
1187                         fi
1188                 fi
1189         ]
1190 )
1191
1192 # Change default command timeout for hashing entropy source
1193 entropy_timeout=200
1194 AC_ARG_WITH(entropy-timeout,
1195         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1196         [
1197                 if test "x$withval" != "xno" ; then
1198                         entropy_timeout=$withval
1199                 fi
1200         ]
1201 )
1202 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1203
1204 SSH_PRIVSEP_USER=sshd
1205 AC_ARG_WITH(privsep-user,
1206         [  --with-privsep-user=user Specify non-privileged user for privilege separation],
1207         [
1208                 if test -n "$withval"; then
1209                         SSH_PRIVSEP_USER=$withval
1210                 fi
1211         ]
1212 )
1213 AC_DEFINE_UNQUOTED(SSH_PRIVSEP_USER, "$SSH_PRIVSEP_USER")
1214 AC_SUBST(SSH_PRIVSEP_USER)
1215
1216 # We do this little dance with the search path to insure
1217 # that programs that we select for use by installed programs
1218 # (which may be run by the super-user) come from trusted
1219 # locations before they come from the user's private area.
1220 # This should help avoid accidentally configuring some
1221 # random version of a program in someone's personal bin.
1222
1223 OPATH=$PATH
1224 PATH=/bin:/usr/bin
1225 test -h /bin 2> /dev/null && PATH=/usr/bin
1226 test -d /sbin && PATH=$PATH:/sbin
1227 test -d /usr/sbin && PATH=$PATH:/usr/sbin
1228 PATH=$PATH:/etc:$OPATH
1229
1230 # These programs are used by the command hashing source to gather entropy
1231 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1232 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1233 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1234 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1235 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
1236 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1237 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
1238 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1239 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1240 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1241 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1242 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1243 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1244 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1245 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1246 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1247 # restore PATH
1248 PATH=$OPATH
1249
1250 # Where does ssh-rand-helper get its randomness from?
1251 INSTALL_SSH_PRNG_CMDS=""
1252 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
1253         if test ! -z "$PRNGD_PORT" ; then
1254                 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
1255         elif test ! -z "$PRNGD_SOCKET" ; then
1256                 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
1257         else
1258                 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
1259                 RAND_HELPER_CMDHASH=yes
1260                 INSTALL_SSH_PRNG_CMDS="yes"
1261         fi
1262 fi
1263 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1264
1265
1266 # Cheap hack to ensure NEWS-OS libraries are arranged right.
1267 if test ! -z "$SONY" ; then
1268   LIBS="$LIBS -liberty";
1269 fi
1270
1271 # Checks for data types
1272 AC_CHECK_SIZEOF(char, 1)
1273 AC_CHECK_SIZEOF(short int, 2)
1274 AC_CHECK_SIZEOF(int, 4)
1275 AC_CHECK_SIZEOF(long int, 4)
1276 AC_CHECK_SIZEOF(long long int, 8)
1277
1278 # Sanity check long long for some platforms (AIX)
1279 if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
1280         ac_cv_sizeof_long_long_int=0
1281 fi
1282
1283 # More checks for data types
1284 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
1285         AC_TRY_COMPILE(
1286                 [ #include <sys/types.h> ],
1287                 [ u_int a; a = 1;],
1288                 [ ac_cv_have_u_int="yes" ],
1289                 [ ac_cv_have_u_int="no" ]
1290         )
1291 ])
1292 if test "x$ac_cv_have_u_int" = "xyes" ; then
1293         AC_DEFINE(HAVE_U_INT)
1294         have_u_int=1
1295 fi
1296
1297 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
1298         AC_TRY_COMPILE(
1299                 [ #include <sys/types.h> ],
1300                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1301                 [ ac_cv_have_intxx_t="yes" ],
1302                 [ ac_cv_have_intxx_t="no" ]
1303         )
1304 ])
1305 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
1306         AC_DEFINE(HAVE_INTXX_T)
1307         have_intxx_t=1
1308 fi
1309
1310 if (test -z "$have_intxx_t" && \
1311            test "x$ac_cv_header_stdint_h" = "xyes")
1312 then
1313     AC_MSG_CHECKING([for intXX_t types in stdint.h])
1314         AC_TRY_COMPILE(
1315                 [ #include <stdint.h> ],
1316                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1317                 [
1318                         AC_DEFINE(HAVE_INTXX_T)
1319                         AC_MSG_RESULT(yes)
1320                 ],
1321                 [ AC_MSG_RESULT(no) ]
1322         )
1323 fi
1324
1325 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
1326         AC_TRY_COMPILE(
1327                 [
1328 #include <sys/types.h>
1329 #ifdef HAVE_STDINT_H
1330 # include <stdint.h>
1331 #endif
1332 #include <sys/socket.h>
1333 #ifdef HAVE_SYS_BITYPES_H
1334 # include <sys/bitypes.h>
1335 #endif
1336                 ],
1337                 [ int64_t a; a = 1;],
1338                 [ ac_cv_have_int64_t="yes" ],
1339                 [ ac_cv_have_int64_t="no" ]
1340         )
1341 ])
1342 if test "x$ac_cv_have_int64_t" = "xyes" ; then
1343         AC_DEFINE(HAVE_INT64_T)
1344 fi
1345
1346 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
1347         AC_TRY_COMPILE(
1348                 [ #include <sys/types.h> ],
1349                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1350                 [ ac_cv_have_u_intxx_t="yes" ],
1351                 [ ac_cv_have_u_intxx_t="no" ]
1352         )
1353 ])
1354 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
1355         AC_DEFINE(HAVE_U_INTXX_T)
1356         have_u_intxx_t=1
1357 fi
1358
1359 if test -z "$have_u_intxx_t" ; then
1360     AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
1361         AC_TRY_COMPILE(
1362                 [ #include <sys/socket.h> ],
1363                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1364                 [
1365                         AC_DEFINE(HAVE_U_INTXX_T)
1366                         AC_MSG_RESULT(yes)
1367                 ],
1368                 [ AC_MSG_RESULT(no) ]
1369         )
1370 fi
1371
1372 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
1373         AC_TRY_COMPILE(
1374                 [ #include <sys/types.h> ],
1375                 [ u_int64_t a; a = 1;],
1376                 [ ac_cv_have_u_int64_t="yes" ],
1377                 [ ac_cv_have_u_int64_t="no" ]
1378         )
1379 ])
1380 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
1381         AC_DEFINE(HAVE_U_INT64_T)
1382         have_u_int64_t=1
1383 fi
1384
1385 if test -z "$have_u_int64_t" ; then
1386     AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
1387         AC_TRY_COMPILE(
1388                 [ #include <sys/bitypes.h> ],
1389                 [ u_int64_t a; a = 1],
1390                 [
1391                         AC_DEFINE(HAVE_U_INT64_T)
1392                         AC_MSG_RESULT(yes)
1393                 ],
1394                 [ AC_MSG_RESULT(no) ]
1395         )
1396 fi
1397
1398 if test -z "$have_u_intxx_t" ; then
1399         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
1400                 AC_TRY_COMPILE(
1401                         [
1402 #include <sys/types.h>
1403                         ],
1404                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
1405                         [ ac_cv_have_uintxx_t="yes" ],
1406                         [ ac_cv_have_uintxx_t="no" ]
1407                 )
1408         ])
1409         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
1410                 AC_DEFINE(HAVE_UINTXX_T)
1411         fi
1412 fi
1413
1414 if test -z "$have_uintxx_t" ; then
1415     AC_MSG_CHECKING([for uintXX_t types in stdint.h])
1416         AC_TRY_COMPILE(
1417                 [ #include <stdint.h> ],
1418                 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
1419                 [
1420                         AC_DEFINE(HAVE_UINTXX_T)
1421                         AC_MSG_RESULT(yes)
1422                 ],
1423                 [ AC_MSG_RESULT(no) ]
1424         )
1425 fi
1426
1427 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
1428            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
1429 then
1430         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
1431         AC_TRY_COMPILE(
1432                 [
1433 #include <sys/bitypes.h>
1434                 ],
1435                 [
1436                         int8_t a; int16_t b; int32_t c;
1437                         u_int8_t e; u_int16_t f; u_int32_t g;
1438                         a = b = c = e = f = g = 1;
1439                 ],
1440                 [
1441                         AC_DEFINE(HAVE_U_INTXX_T)
1442                         AC_DEFINE(HAVE_INTXX_T)
1443                         AC_MSG_RESULT(yes)
1444                 ],
1445                 [AC_MSG_RESULT(no)]
1446         )
1447 fi
1448
1449
1450 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
1451         AC_TRY_COMPILE(
1452                 [
1453 #include <sys/types.h>
1454                 ],
1455                 [ u_char foo; foo = 125; ],
1456                 [ ac_cv_have_u_char="yes" ],
1457                 [ ac_cv_have_u_char="no" ]
1458         )
1459 ])
1460 if test "x$ac_cv_have_u_char" = "xyes" ; then
1461         AC_DEFINE(HAVE_U_CHAR)
1462 fi
1463
1464 TYPE_SOCKLEN_T
1465
1466 AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
1467
1468 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
1469         AC_TRY_COMPILE(
1470                 [
1471 #include <sys/types.h>
1472                 ],
1473                 [ size_t foo; foo = 1235; ],
1474                 [ ac_cv_have_size_t="yes" ],
1475                 [ ac_cv_have_size_t="no" ]
1476         )
1477 ])
1478 if test "x$ac_cv_have_size_t" = "xyes" ; then
1479         AC_DEFINE(HAVE_SIZE_T)
1480 fi
1481
1482 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
1483         AC_TRY_COMPILE(
1484                 [
1485 #include <sys/types.h>
1486                 ],
1487                 [ ssize_t foo; foo = 1235; ],
1488                 [ ac_cv_have_ssize_t="yes" ],
1489                 [ ac_cv_have_ssize_t="no" ]
1490         )
1491 ])
1492 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
1493         AC_DEFINE(HAVE_SSIZE_T)
1494 fi
1495
1496 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
1497         AC_TRY_COMPILE(
1498                 [
1499 #include <time.h>
1500                 ],
1501                 [ clock_t foo; foo = 1235; ],
1502                 [ ac_cv_have_clock_t="yes" ],
1503                 [ ac_cv_have_clock_t="no" ]
1504         )
1505 ])
1506 if test "x$ac_cv_have_clock_t" = "xyes" ; then
1507         AC_DEFINE(HAVE_CLOCK_T)
1508 fi
1509
1510 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
1511         AC_TRY_COMPILE(
1512                 [
1513 #include <sys/types.h>
1514 #include <sys/socket.h>
1515                 ],
1516                 [ sa_family_t foo; foo = 1235; ],
1517                 [ ac_cv_have_sa_family_t="yes" ],
1518                 [ AC_TRY_COMPILE(
1519                   [
1520 #include <sys/types.h>
1521 #include <sys/socket.h>
1522 #include <netinet/in.h>
1523                 ],
1524                 [ sa_family_t foo; foo = 1235; ],
1525                 [ ac_cv_have_sa_family_t="yes" ],
1526
1527                 [ ac_cv_have_sa_family_t="no" ]
1528         )]
1529         )
1530 ])
1531 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
1532         AC_DEFINE(HAVE_SA_FAMILY_T)
1533 fi
1534
1535 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
1536         AC_TRY_COMPILE(
1537                 [
1538 #include <sys/types.h>
1539                 ],
1540                 [ pid_t foo; foo = 1235; ],
1541                 [ ac_cv_have_pid_t="yes" ],
1542                 [ ac_cv_have_pid_t="no" ]
1543         )
1544 ])
1545 if test "x$ac_cv_have_pid_t" = "xyes" ; then
1546         AC_DEFINE(HAVE_PID_T)
1547 fi
1548
1549 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1550         AC_TRY_COMPILE(
1551                 [
1552 #include <sys/types.h>
1553                 ],
1554                 [ mode_t foo; foo = 1235; ],
1555                 [ ac_cv_have_mode_t="yes" ],
1556                 [ ac_cv_have_mode_t="no" ]
1557         )
1558 ])
1559 if test "x$ac_cv_have_mode_t" = "xyes" ; then
1560         AC_DEFINE(HAVE_MODE_T)
1561 fi
1562
1563
1564 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1565         AC_TRY_COMPILE(
1566                 [
1567 #include <sys/types.h>
1568 #include <sys/socket.h>
1569                 ],
1570                 [ struct sockaddr_storage s; ],
1571                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1572                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1573         )
1574 ])
1575 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1576         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1577 fi
1578
1579 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1580         AC_TRY_COMPILE(
1581                 [
1582 #include <sys/types.h>
1583 #include <netinet/in.h>
1584                 ],
1585                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1586                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1587                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1588         )
1589 ])
1590 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1591         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1592 fi
1593
1594 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1595         AC_TRY_COMPILE(
1596                 [
1597 #include <sys/types.h>
1598 #include <netinet/in.h>
1599                 ],
1600                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1601                 [ ac_cv_have_struct_in6_addr="yes" ],
1602                 [ ac_cv_have_struct_in6_addr="no" ]
1603         )
1604 ])
1605 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1606         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1607 fi
1608
1609 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1610         AC_TRY_COMPILE(
1611                 [
1612 #include <sys/types.h>
1613 #include <sys/socket.h>
1614 #include <netdb.h>
1615                 ],
1616                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1617                 [ ac_cv_have_struct_addrinfo="yes" ],
1618                 [ ac_cv_have_struct_addrinfo="no" ]
1619         )
1620 ])
1621 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1622         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1623 fi
1624
1625 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1626         AC_TRY_COMPILE(
1627                 [ #include <sys/time.h> ],
1628                 [ struct timeval tv; tv.tv_sec = 1;],
1629                 [ ac_cv_have_struct_timeval="yes" ],
1630                 [ ac_cv_have_struct_timeval="no" ]
1631         )
1632 ])
1633 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1634         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1635         have_struct_timeval=1
1636 fi
1637
1638 AC_CHECK_TYPES(struct timespec)
1639
1640 # We need int64_t or else certian parts of the compile will fail.
1641 if test "x$ac_cv_have_int64_t" = "xno" -a \
1642         "x$ac_cv_sizeof_long_int" != "x8" -a \
1643         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1644         echo "OpenSSH requires int64_t support.  Contact your vendor or install"
1645         echo "an alternative compiler (I.E., GCC) before continuing."
1646         echo ""
1647         exit 1;
1648 else
1649 dnl test snprintf (broken on SCO w/gcc)
1650         AC_TRY_RUN(
1651                 [
1652 #include <stdio.h>
1653 #include <string.h>
1654 #ifdef HAVE_SNPRINTF
1655 main()
1656 {
1657         char buf[50];
1658         char expected_out[50];
1659         int mazsize = 50 ;
1660 #if (SIZEOF_LONG_INT == 8)
1661         long int num = 0x7fffffffffffffff;
1662 #else
1663         long long num = 0x7fffffffffffffffll;
1664 #endif
1665         strcpy(expected_out, "9223372036854775807");
1666         snprintf(buf, mazsize, "%lld", num);
1667         if(strcmp(buf, expected_out) != 0)
1668                 exit(1);
1669         exit(0);
1670 }
1671 #else
1672 main() { exit(0); }
1673 #endif
1674                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1675         )
1676 fi
1677
1678 dnl Checks for structure members
1679 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1680 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1681 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1682 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1683 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1684 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1685 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1686 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1687 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1688 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1689 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1690 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1691 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1692 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1693 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1694 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1695 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1696
1697 AC_CHECK_MEMBERS([struct stat.st_blksize])
1698
1699 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1700                 ac_cv_have_ss_family_in_struct_ss, [
1701         AC_TRY_COMPILE(
1702                 [
1703 #include <sys/types.h>
1704 #include <sys/socket.h>
1705                 ],
1706                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1707                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1708                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1709         )
1710 ])
1711 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1712         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1713 fi
1714
1715 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1716                 ac_cv_have___ss_family_in_struct_ss, [
1717         AC_TRY_COMPILE(
1718                 [
1719 #include <sys/types.h>
1720 #include <sys/socket.h>
1721                 ],
1722                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1723                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1724                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1725         )
1726 ])
1727 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1728         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1729 fi
1730
1731 AC_CACHE_CHECK([for pw_class field in struct passwd],
1732                 ac_cv_have_pw_class_in_struct_passwd, [
1733         AC_TRY_COMPILE(
1734                 [
1735 #include <pwd.h>
1736                 ],
1737                 [ struct passwd p; p.pw_class = 0; ],
1738                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1739                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1740         )
1741 ])
1742 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1743         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1744 fi
1745
1746 AC_CACHE_CHECK([for pw_expire field in struct passwd],
1747                 ac_cv_have_pw_expire_in_struct_passwd, [
1748         AC_TRY_COMPILE(
1749                 [
1750 #include <pwd.h>
1751                 ],
1752                 [ struct passwd p; p.pw_expire = 0; ],
1753                 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1754                 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1755         )
1756 ])
1757 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1758         AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1759 fi
1760
1761 AC_CACHE_CHECK([for pw_change field in struct passwd],
1762                 ac_cv_have_pw_change_in_struct_passwd, [
1763         AC_TRY_COMPILE(
1764                 [
1765 #include <pwd.h>
1766                 ],
1767                 [ struct passwd p; p.pw_change = 0; ],
1768                 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1769                 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
1770         )
1771 ])
1772 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1773         AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1774 fi
1775
1776 dnl make sure we're using the real structure members and not defines
1777 AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
1778                 ac_cv_have_accrights_in_msghdr, [
1779         AC_TRY_RUN(
1780                 [
1781 #include <sys/types.h>
1782 #include <sys/socket.h>
1783 #include <sys/uio.h>
1784 int main() {
1785 #ifdef msg_accrights
1786 exit(1);
1787 #endif
1788 struct msghdr m;
1789 m.msg_accrights = 0;
1790 exit(0);
1791 }
1792                 ],
1793                 [ ac_cv_have_accrights_in_msghdr="yes" ],
1794                 [ ac_cv_have_accrights_in_msghdr="no" ]
1795         )
1796 ])
1797 if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
1798         AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR)
1799 fi
1800
1801 AC_CACHE_CHECK([for msg_control field in struct msghdr],
1802                 ac_cv_have_control_in_msghdr, [
1803         AC_TRY_RUN(
1804                 [
1805 #include <sys/types.h>
1806 #include <sys/socket.h>
1807 #include <sys/uio.h>
1808 int main() {
1809 #ifdef msg_control
1810 exit(1);
1811 #endif
1812 struct msghdr m;
1813 m.msg_control = 0;
1814 exit(0);
1815 }
1816                 ],
1817                 [ ac_cv_have_control_in_msghdr="yes" ],
1818                 [ ac_cv_have_control_in_msghdr="no" ]
1819         )
1820 ])
1821 if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
1822         AC_DEFINE(HAVE_CONTROL_IN_MSGHDR)
1823 fi
1824
1825 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1826         AC_TRY_LINK([],
1827                 [ extern char *__progname; printf("%s", __progname); ],
1828                 [ ac_cv_libc_defines___progname="yes" ],
1829                 [ ac_cv_libc_defines___progname="no" ]
1830         )
1831 ])
1832 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1833         AC_DEFINE(HAVE___PROGNAME)
1834 fi
1835
1836 AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
1837         AC_TRY_LINK([
1838 #include <stdio.h>
1839 ],
1840                 [ printf("%s", __FUNCTION__); ],
1841                 [ ac_cv_cc_implements___FUNCTION__="yes" ],
1842                 [ ac_cv_cc_implements___FUNCTION__="no" ]
1843         )
1844 ])
1845 if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
1846         AC_DEFINE(HAVE___FUNCTION__)
1847 fi
1848
1849 AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
1850         AC_TRY_LINK([
1851 #include <stdio.h>
1852 ],
1853                 [ printf("%s", __func__); ],
1854                 [ ac_cv_cc_implements___func__="yes" ],
1855                 [ ac_cv_cc_implements___func__="no" ]
1856         )
1857 ])
1858 if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
1859         AC_DEFINE(HAVE___func__)
1860 fi
1861
1862 AC_CACHE_CHECK([whether getopt has optreset support],
1863                 ac_cv_have_getopt_optreset, [
1864         AC_TRY_LINK(
1865                 [
1866 #include <getopt.h>
1867                 ],
1868                 [ extern int optreset; optreset = 0; ],
1869                 [ ac_cv_have_getopt_optreset="yes" ],
1870                 [ ac_cv_have_getopt_optreset="no" ]
1871         )
1872 ])
1873 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1874         AC_DEFINE(HAVE_GETOPT_OPTRESET)
1875 fi
1876
1877 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1878         AC_TRY_LINK([],
1879                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1880                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1881                 [ ac_cv_libc_defines_sys_errlist="no" ]
1882         )
1883 ])
1884 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1885         AC_DEFINE(HAVE_SYS_ERRLIST)
1886 fi
1887
1888
1889 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1890         AC_TRY_LINK([],
1891                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1892                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1893                 [ ac_cv_libc_defines_sys_nerr="no" ]
1894         )
1895 ])
1896 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1897         AC_DEFINE(HAVE_SYS_NERR)
1898 fi
1899
1900 SCARD_MSG="no"
1901
1902 # Check whether user wants sectok support
1903 AC_ARG_WITH(sectok,
1904         [  --with-sectok           Enable smartcard support using libsectok],
1905         [
1906                 if test "x$withval" != "xno" ; then
1907                         if test "x$withval" != "xyes" ; then
1908                                 CPPFLAGS="$CPPFLAGS -I${withval}"
1909                                 LDFLAGS="$LDFLAGS -L${withval}"
1910                                 if test ! -z "$need_dash_r" ; then
1911                                         LDFLAGS="$LDFLAGS -R${withval}"
1912                                 fi
1913                                 if test ! -z "$blibpath" ; then
1914                                         blibpath="$blibpath:${withval}"
1915                                 fi
1916                         fi
1917                         AC_CHECK_HEADERS(sectok.h)
1918                         if test "$ac_cv_header_sectok_h" != yes; then
1919                                 AC_MSG_ERROR(Can't find sectok.h)
1920                         fi
1921                         AC_CHECK_LIB(sectok, sectok_open)
1922                         if test "$ac_cv_lib_sectok_sectok_open" != yes; then
1923                                 AC_MSG_ERROR(Can't find libsectok)
1924                         fi
1925                         AC_DEFINE(SMARTCARD)
1926                         AC_DEFINE(USE_SECTOK)
1927                         SCARD_MSG="yes, using sectok"
1928                 fi
1929         ]
1930 )
1931
1932 # Check whether user wants OpenSC support
1933 AC_ARG_WITH(opensc,
1934         AC_HELP_STRING([--with-opensc=PFX],
1935                        [Enable smartcard support using OpenSC]),
1936         opensc_config_prefix="$withval", opensc_config_prefix="")
1937 if test x$opensc_config_prefix != x ; then
1938   OPENSC_CONFIG=$opensc_config_prefix/bin/opensc-config
1939   AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no)
1940   if test "$OPENSC_CONFIG" != "no"; then
1941     LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags`
1942     LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs`
1943     CPPFLAGS="$CPPFLAGS $LIBOPENSC_CFLAGS"
1944     LDFLAGS="$LDFLAGS $LIBOPENSC_LIBS"
1945     AC_DEFINE(SMARTCARD)
1946     AC_DEFINE(USE_OPENSC)
1947     SCARD_MSG="yes, using OpenSC"
1948   fi
1949 fi
1950
1951 # Check whether user wants Kerberos 5 support
1952 KRB5_MSG="no"
1953 AC_ARG_WITH(kerberos5,
1954         [  --with-kerberos5=PATH   Enable Kerberos 5 support],
1955         [
1956                 if test "x$withval" != "xno" ; then
1957                         if test "x$withval" = "xyes" ; then
1958                                 KRB5ROOT="/usr/local"
1959                         else
1960                                 KRB5ROOT=${withval}
1961                         fi
1962                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
1963                         LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
1964                         AC_DEFINE(KRB5)
1965                         KRB5_MSG="yes"
1966                         AC_MSG_CHECKING(whether we are using Heimdal)
1967                         AC_TRY_COMPILE([ #include <krb5.h> ],
1968                                        [ char *tmp = heimdal_version; ],
1969                                        [ AC_MSG_RESULT(yes)
1970                                          AC_DEFINE(HEIMDAL)
1971                                          K5LIBS="-lkrb5 -ldes -lcom_err -lasn1 -lroken"
1972                                        ],
1973                                        [ AC_MSG_RESULT(no)
1974                                          K5LIBS="-lkrb5 -lk5crypto -lcom_err"
1975                                        ]
1976                         )
1977                         if test ! -z "$need_dash_r" ; then
1978                                 LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
1979                         fi
1980                         if test ! -z "$blibpath" ; then
1981                                 blibpath="$blibpath:${KRB5ROOT}/lib"
1982                         fi
1983                         AC_CHECK_LIB(resolv, dn_expand, , )
1984
1985                         # If we're using some other GSSAPI
1986                         if test "$GSSAPI" -a "$GSSAPI" != "mechglue"; then
1987                                 AC_MSG_ERROR([$GSSAPI GSSAPI library conflicts with Kerberos support.  Use mechglue instead.])
1988                         fi
1989                         AC_CHECK_LIB(gssapi,gss_init_sec_context,
1990                                 [ AC_DEFINE(GSSAPI)
1991                                   K5LIBS="-lgssapi $K5LIBS" ],
1992                                 [ AC_CHECK_LIB(gssapi_krb5,gss_init_sec_context,
1993                                         [ AC_DEFINE(GSSAPI)
1994                                           K5LIBS="-lgssapi_krb5 $K5LIBS" ],
1995                                         AC_MSG_WARN([Cannot find any suitable gss-api library - build may fail]),
1996                                         $K5LIBS)
1997                                 ],
1998                                 $K5LIBS)
1999
2000                         AC_CHECK_HEADER(gssapi.h, ,
2001                                 [ unset ac_cv_header_gssapi_h
2002                                   CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
2003                                   AC_CHECK_HEADERS(gssapi.h, ,
2004                                         AC_MSG_WARN([Cannot find any suitable gss-api header - build may fail])
2005                                   )
2006                                 ]
2007                         )
2008
2009                         AC_CHECK_LIB(gssapi, gss_krb5_copy_ccache, /bin/true,
2010                                 [ K5LIBS="-lgssapi_krb5 $K5LIBS"
2011                                   AC_CHECK_LIB(gssapi_krb5, gss_krb5_copy_ccache, /bin/true,
2012                                         AC_MSG_WARN([Cannot find gss_krb5_copy_ccache -- build may fail]),
2013                                         $K5LIBS)
2014                                 ],
2015                                 $K5LIBS)
2016
2017                         oldCPP="$CPPFLAGS"
2018                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
2019                         AC_CHECK_HEADER(gssapi_krb5.h, ,
2020                                         [ CPPFLAGS="$oldCPP" ])
2021
2022                         if test -z "$GSSAPI"; then
2023                                 GSSAPI="KRB5";
2024                         fi
2025
2026                         KRB5=yes
2027                 fi
2028         ]
2029 )
2030 # Check whether user wants Kerberos 4 support
2031 KRB4_MSG="no"
2032 AC_ARG_WITH(kerberos4,
2033         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
2034         [
2035                 if test "x$withval" != "xno" ; then
2036                         if test "x$withval" != "xyes" ; then
2037                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
2038                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
2039                                 if test ! -z "$need_dash_r" ; then
2040                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
2041                                 fi
2042                                 if test ! -z "$blibpath" ; then
2043                                         blibpath="$blibpath:${withval}/lib"
2044                                 fi
2045                         else
2046                                 if test -d /usr/include/kerberosIV ; then
2047                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
2048                                 fi
2049                         fi
2050
2051                         AC_CHECK_HEADERS(krb.h)
2052                         if test "$ac_cv_header_krb_h" != yes; then
2053                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
2054                         fi
2055                         AC_CHECK_LIB(krb, main)
2056                         if test "$ac_cv_lib_krb_main" != yes; then
2057                                 AC_CHECK_LIB(krb4, main)
2058                                 if test "$ac_cv_lib_krb4_main" != yes; then
2059                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
2060                                 else
2061                                         KLIBS="-lkrb4"
2062                                 fi
2063                         else
2064                                 KLIBS="-lkrb"
2065                         fi
2066                         AC_CHECK_LIB(des, des_cbc_encrypt)
2067                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
2068                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
2069                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
2070                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
2071                                 else
2072                                         KLIBS="-ldes425"
2073                                 fi
2074                         else
2075                                 KLIBS="-ldes"
2076                         fi
2077                         AC_CHECK_LIB(resolv, dn_expand, , )
2078                         KRB4=yes
2079                         KRB4_MSG="yes"
2080                         AC_DEFINE(KRB4)
2081                 fi
2082         ]
2083 )
2084
2085 # Check whether user wants AFS_KRB5 support
2086 AFS_KRB5_MSG="no"
2087 AC_ARG_WITH(afs-krb5,
2088         [  --with-afs-krb5[[=AKLOG_PATH]]  Enable aklog to get token (default=/usr/bin/aklog).],
2089         [
2090                 if test "x$withval" != "xno" ; then
2091
2092                         if test "x$withval" != "xyes" ; then
2093                                 AC_DEFINE_UNQUOTED(AKLOG_PATH, "$withval")
2094                         else
2095                                 AC_DEFINE_UNQUOTED(AKLOG_PATH, "/usr/bin/aklog")
2096                         fi
2097
2098                         if test -z "$KRB5" ; then
2099                                 AC_MSG_WARN([AFS_KRB5 requires Kerberos 5 support, build may fail])
2100                         fi
2101
2102                         LIBS="-lkrbafs $LIBS"
2103                         if test ! -z "$AFS_LIBS" ; then
2104                                 LIBS="$LIBS $AFS_LIBS"
2105                         fi
2106                         AC_DEFINE(AFS_KRB5)
2107                         AFS_KRB5_MSG="yes"
2108                 fi
2109         ]
2110 )
2111
2112 # Check whether user wants AFS support
2113 AFS_MSG="no"
2114 AC_ARG_WITH(afs,
2115         [  --with-afs=PATH         Enable AFS support],
2116         [
2117                 if test "x$withval" != "xno" ; then
2118
2119                         if test "x$withval" != "xyes" ; then
2120                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
2121                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
2122                         fi
2123
2124                         if test -z "$KRB4" ; then
2125                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
2126                         fi
2127
2128                         LIBS="-lkafs $LIBS"
2129                         if test ! -z "$AFS_LIBS" ; then
2130                                 LIBS="$LIBS $AFS_LIBS"
2131                         fi
2132                         AC_DEFINE(AFS)
2133                         AFS_MSG="yes"
2134                 fi
2135         ]
2136 )
2137 LIBS="$LIBS $KLIBS $K5LIBS"
2138
2139 AC_ARG_WITH(session-hooks,
2140         [  --with-session-hooks    Enable hooks for executing external commands                                       before/after a session],
2141         [ AC_DEFINE(SESSION_HOOKS) ]
2142 )
2143
2144 # Looking for programs, paths and files
2145
2146 PRIVSEP_PATH=/var/empty
2147 AC_ARG_WITH(privsep-path,
2148         [  --with-privsep-path=xxx Path for privilege separation chroot (default=/var/empty)],
2149         [
2150                 if test "x$withval" != "$no" ; then
2151                         PRIVSEP_PATH=$withval
2152                 fi
2153         ]
2154 )
2155 AC_SUBST(PRIVSEP_PATH)
2156
2157 AC_ARG_WITH(xauth,
2158         [  --with-xauth=PATH       Specify path to xauth program ],
2159         [
2160                 if test "x$withval" != "xno" ; then
2161                         xauth_path=$withval
2162                 fi
2163         ],
2164         [
2165                 TestPath="$PATH"
2166                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/X/bin"
2167                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/bin/X11"
2168                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/X11R6/bin"
2169                 TestPath="${TestPath}${PATH_SEPARATOR}/usr/openwin/bin"
2170                 AC_PATH_PROG(xauth_path, xauth, , $TestPath)
2171                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
2172                         xauth_path="/usr/openwin/bin/xauth"
2173                 fi
2174         ]
2175 )
2176
2177 STRIP_OPT=-s
2178 AC_ARG_ENABLE(strip,
2179         [  --disable-strip         Disable calling strip(1) on install],
2180         [
2181                 if test "x$enableval" = "xno" ; then
2182                         STRIP_OPT=
2183                 fi
2184         ]
2185 )
2186 AC_SUBST(STRIP_OPT)
2187
2188 if test -z "$xauth_path" ; then
2189         XAUTH_PATH="undefined"
2190         AC_SUBST(XAUTH_PATH)
2191 else
2192         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
2193         XAUTH_PATH=$xauth_path
2194         AC_SUBST(XAUTH_PATH)
2195 fi
2196
2197 # Check for mail directory (last resort if we cannot get it from headers)
2198 if test ! -z "$MAIL" ; then
2199         maildir=`dirname $MAIL`
2200         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
2201 fi
2202
2203 if test -z "$no_dev_ptmx" ; then
2204         if test "x$disable_ptmx_check" != "xyes" ; then
2205                 AC_CHECK_FILE("/dev/ptmx",
2206                         [
2207                                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
2208                                 have_dev_ptmx=1
2209                         ]
2210                 )
2211         fi
2212 fi
2213 AC_CHECK_FILE("/dev/ptc",
2214         [
2215                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
2216                 have_dev_ptc=1
2217         ]
2218 )
2219
2220 # Options from here on. Some of these are preset by platform above
2221 AC_ARG_WITH(mantype,
2222         [  --with-mantype=man|cat|doc  Set man page type],
2223         [
2224                 case "$withval" in
2225                 man|cat|doc)
2226                         MANTYPE=$withval
2227                         ;;
2228                 *)
2229                         AC_MSG_ERROR(invalid man type: $withval)
2230                         ;;
2231                 esac
2232         ]
2233 )
2234 if test -z "$MANTYPE"; then
2235         TestPath="/usr/bin${PATH_SEPARATOR}/usr/ucb"
2236         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, $TestPath)
2237         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
2238                 MANTYPE=doc
2239         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
2240                 MANTYPE=man
2241         else
2242                 MANTYPE=cat
2243         fi
2244 fi
2245 AC_SUBST(MANTYPE)
2246 if test "$MANTYPE" = "doc"; then
2247         mansubdir=man;
2248 else
2249         mansubdir=$MANTYPE;
2250 fi
2251 AC_SUBST(mansubdir)
2252
2253 # Check whether to enable MD5 passwords
2254 MD5_MSG="no"
2255 AC_ARG_WITH(md5-passwords,
2256         [  --with-md5-passwords    Enable use of MD5 passwords],
2257         [
2258                 if test "x$withval" != "xno" ; then
2259                         AC_DEFINE(HAVE_MD5_PASSWORDS)
2260                         MD5_MSG="yes"
2261                 fi
2262         ]
2263 )
2264
2265 # Whether to disable shadow password support
2266 AC_ARG_WITH(shadow,
2267         [  --without-shadow        Disable shadow password support],
2268         [
2269                 if test "x$withval" = "xno" ; then
2270                         AC_DEFINE(DISABLE_SHADOW)
2271                         disable_shadow=yes
2272                 fi
2273         ]
2274 )
2275
2276 if test -z "$disable_shadow" ; then
2277         AC_MSG_CHECKING([if the systems has expire shadow information])
2278         AC_TRY_COMPILE(
2279         [
2280 #include <sys/types.h>
2281 #include <shadow.h>
2282         struct spwd sp;
2283         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
2284         [ sp_expire_available=yes ], []
2285         )
2286
2287         if test "x$sp_expire_available" = "xyes" ; then
2288                 AC_MSG_RESULT(yes)
2289                 AC_DEFINE(HAS_SHADOW_EXPIRE)
2290         else
2291                 AC_MSG_RESULT(no)
2292         fi
2293 fi
2294
2295 # Use ip address instead of hostname in $DISPLAY
2296 if test ! -z "$IPADDR_IN_DISPLAY" ; then
2297         DISPLAY_HACK_MSG="yes"
2298         AC_DEFINE(IPADDR_IN_DISPLAY)
2299 else
2300         DISPLAY_HACK_MSG="no"
2301         AC_ARG_WITH(ipaddr-display,
2302                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
2303                 [
2304                         if test "x$withval" != "xno" ; then
2305                                 AC_DEFINE(IPADDR_IN_DISPLAY)
2306                                 DISPLAY_HACK_MSG="yes"
2307                         fi
2308                 ]
2309         )
2310 fi
2311
2312 dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
2313 if test $ac_cv_func_login_getcapbool = "yes" -a \
2314         $ac_cv_header_login_cap_h = "yes" ; then
2315         USES_LOGIN_CONF=yes
2316 fi
2317 # Whether to mess with the default path
2318 SERVER_PATH_MSG="(default)"
2319 AC_ARG_WITH(default-path,
2320         [  --with-default-path=    Specify default \$PATH environment for server],
2321         [
2322                 if test "$USES_LOGIN_CONF" = "yes" ; then
2323                         AC_MSG_WARN([
2324 --with-default-path=PATH has no effect on this system.
2325 Edit /etc/login.conf instead.])
2326                 elif test "x$withval" != "xno" ; then
2327                         user_path="$withval"
2328                         SERVER_PATH_MSG="$withval"
2329                 fi
2330         ],
2331         [ if test "$USES_LOGIN_CONF" = "yes" ; then
2332         AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
2333         else
2334         AC_TRY_RUN(
2335                 [
2336 /* find out what STDPATH is */
2337 #include <stdio.h>
2338 #ifdef HAVE_PATHS_H
2339 # include <paths.h>
2340 #endif
2341 #ifndef _PATH_STDPATH
2342 # ifdef _PATH_USERPATH  /* Irix */
2343 #  define _PATH_STDPATH _PATH_USERPATH
2344 # else
2345 #  define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
2346 # endif
2347 #endif
2348 #include <sys/types.h>
2349 #include <sys/stat.h>
2350 #include <fcntl.h>
2351 #define DATA "conftest.stdpath"
2352
2353 main()
2354 {
2355         FILE *fd;
2356         int rc;
2357
2358         fd = fopen(DATA,"w");
2359         if(fd == NULL)
2360                 exit(1);
2361
2362         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
2363                 exit(1);
2364
2365         exit(0);
2366 }
2367                 ], [ user_path=`cat conftest.stdpath` ],
2368                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
2369                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
2370         )
2371 # make sure $bindir is in USER_PATH so scp will work
2372                 t_bindir=`eval echo ${bindir}`
2373                 case $t_bindir in
2374                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
2375                 esac
2376                 case $t_bindir in
2377                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
2378                 esac
2379                 echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
2380                 if test $? -ne 0  ; then
2381                         echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
2382                         if test $? -ne 0  ; then
2383                                 user_path=$user_path:$t_bindir
2384                                 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
2385                         fi
2386                 fi
2387         fi ]
2388 )
2389 if test "$USES_LOGIN_CONF" != "yes" ; then
2390         AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
2391         AC_SUBST(user_path)
2392 fi
2393
2394 # Set superuser path separately to user path
2395 AC_ARG_WITH(superuser-path,
2396         [  --with-superuser-path=  Specify different path for super-user],
2397         [
2398                 if test "x$withval" != "xno" ; then
2399                         AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval")
2400                         superuser_path=$withval
2401                 fi
2402         ]
2403 )
2404
2405
2406 # Whether to force IPv4 by default (needed on broken glibc Linux)
2407 IPV4_HACK_MSG="no"
2408 AC_ARG_WITH(ipv4-default,
2409         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
2410         [
2411                 if test "x$withval" != "xno" ; then
2412                         AC_DEFINE(IPV4_DEFAULT)
2413                         IPV4_HACK_MSG="yes"
2414                 fi
2415         ]
2416 )
2417
2418 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
2419 IPV4_IN6_HACK_MSG="no"
2420 AC_ARG_WITH(4in6,
2421         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
2422         [
2423                 if test "x$withval" != "xno" ; then
2424                         AC_MSG_RESULT(yes)
2425                         AC_DEFINE(IPV4_IN_IPV6)
2426                         IPV4_IN6_HACK_MSG="yes"
2427                 else
2428                         AC_MSG_RESULT(no)
2429                 fi
2430         ],[
2431                 if test "x$inet6_default_4in6" = "xyes"; then
2432                         AC_MSG_RESULT([yes (default)])
2433                         AC_DEFINE(IPV4_IN_IPV6)
2434                         IPV4_IN6_HACK_MSG="yes"
2435                 else
2436                         AC_MSG_RESULT([no (default)])
2437                 fi
2438         ]
2439 )
2440
2441 # Whether to enable BSD auth support
2442 BSD_AUTH_MSG=no
2443 AC_ARG_WITH(bsd-auth,
2444         [  --with-bsd-auth         Enable BSD auth support],
2445         [
2446                 if test "x$withval" != "xno" ; then
2447                         AC_DEFINE(BSD_AUTH)
2448                         BSD_AUTH_MSG=yes
2449                 fi
2450         ]
2451 )
2452
2453 # Where to place sshd.pid
2454 piddir=/var/run
2455 # make sure the directory exists
2456 if test ! -d $piddir ; then
2457         piddir=`eval echo ${sysconfdir}`
2458         case $piddir in
2459                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
2460         esac
2461 fi
2462
2463 AC_ARG_WITH(pid-dir,
2464         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
2465         [
2466                 if test "x$withval" != "xno" ; then
2467                         piddir=$withval
2468                         if test ! -d $piddir ; then
2469                         AC_MSG_WARN([** no $piddir directory on this system **])
2470                         fi
2471                 fi
2472         ]
2473 )
2474
2475 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
2476 AC_SUBST(piddir)
2477
2478 dnl allow user to disable some login recording features
2479 AC_ARG_ENABLE(lastlog,
2480         [  --disable-lastlog       disable use of lastlog even if detected [no]],
2481         [ AC_DEFINE(DISABLE_LASTLOG) ]
2482 )
2483 AC_ARG_ENABLE(utmp,
2484         [  --disable-utmp          disable use of utmp even if detected [no]],
2485         [ AC_DEFINE(DISABLE_UTMP) ]
2486 )
2487 AC_ARG_ENABLE(utmpx,
2488         [  --disable-utmpx         disable use of utmpx even if detected [no]],
2489         [ AC_DEFINE(DISABLE_UTMPX) ]
2490 )
2491 AC_ARG_ENABLE(wtmp,
2492         [  --disable-wtmp          disable use of wtmp even if detected [no]],
2493         [ AC_DEFINE(DISABLE_WTMP) ]
2494 )
2495 AC_ARG_ENABLE(wtmpx,
2496         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
2497         [ AC_DEFINE(DISABLE_WTMPX) ]
2498 )
2499 AC_ARG_ENABLE(libutil,
2500         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
2501         [ AC_DEFINE(DISABLE_LOGIN) ]
2502 )
2503 AC_ARG_ENABLE(pututline,
2504         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
2505         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
2506 )
2507 AC_ARG_ENABLE(pututxline,
2508         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
2509         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
2510 )
2511 AC_ARG_WITH(lastlog,
2512   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
2513         [
2514                 if test "x$withval" = "xno" ; then
2515                         AC_DEFINE(DISABLE_LASTLOG)
2516                 else
2517                         conf_lastlog_location=$withval
2518                 fi
2519         ]
2520 )
2521
2522 dnl lastlog, [uw]tmpx? detection
2523 dnl  NOTE: set the paths in the platform section to avoid the
2524 dnl   need for command-line parameters
2525 dnl lastlog and [uw]tmp are subject to a file search if all else fails
2526
2527 dnl lastlog detection
2528 dnl  NOTE: the code itself will detect if lastlog is a directory
2529 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
2530 AC_TRY_COMPILE([
2531 #include <sys/types.h>
2532 #include <utmp.h>
2533 #ifdef HAVE_LASTLOG_H
2534 #  include <lastlog.h>
2535 #endif
2536 #ifdef HAVE_PATHS_H
2537 #  include <paths.h>
2538 #endif
2539 #ifdef HAVE_LOGIN_H
2540 # include <login.h>
2541 #endif
2542         ],
2543         [ char *lastlog = LASTLOG_FILE; ],
2544         [ AC_MSG_RESULT(yes) ],
2545         [
2546                 AC_MSG_RESULT(no)
2547                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
2548                 AC_TRY_COMPILE([
2549 #include <sys/types.h>
2550 #include <utmp.h>
2551 #ifdef HAVE_LASTLOG_H
2552 #  include <lastlog.h>
2553 #endif
2554 #ifdef HAVE_PATHS_H
2555 #  include <paths.h>
2556 #endif
2557                 ],
2558                 [ char *lastlog = _PATH_LASTLOG; ],
2559                 [ AC_MSG_RESULT(yes) ],
2560                 [
2561                         AC_MSG_RESULT(no)
2562                         system_lastlog_path=no
2563                 ])
2564         ]
2565 )
2566
2567 if test -z "$conf_lastlog_location"; then
2568         if test x"$system_lastlog_path" = x"no" ; then
2569                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
2570                                 if (test -d "$f" || test -f "$f") ; then
2571                                         conf_lastlog_location=$f
2572                                 fi
2573                 done
2574                 if test -z "$conf_lastlog_location"; then
2575                         AC_MSG_WARN([** Cannot find lastlog **])
2576                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
2577                 fi
2578         fi
2579 fi
2580
2581 if test -n "$conf_lastlog_location"; then
2582         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
2583 fi
2584
2585 dnl utmp detection
2586 AC_MSG_CHECKING([if your system defines UTMP_FILE])
2587 AC_TRY_COMPILE([
2588 #include <sys/types.h>
2589 #include <utmp.h>
2590 #ifdef HAVE_PATHS_H
2591 #  include <paths.h>
2592 #endif
2593         ],
2594         [ char *utmp = UTMP_FILE; ],
2595         [ AC_MSG_RESULT(yes) ],
2596         [ AC_MSG_RESULT(no)
2597           system_utmp_path=no ]
2598 )
2599 if test -z "$conf_utmp_location"; then
2600         if test x"$system_utmp_path" = x"no" ; then
2601                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
2602                         if test -f $f ; then
2603                                 conf_utmp_location=$f
2604                         fi
2605                 done
2606                 if test -z "$conf_utmp_location"; then
2607                         AC_DEFINE(DISABLE_UTMP)
2608                 fi
2609         fi
2610 fi
2611 if test -n "$conf_utmp_location"; then
2612         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
2613 fi
2614
2615 dnl wtmp detection
2616 AC_MSG_CHECKING([if your system defines WTMP_FILE])
2617 AC_TRY_COMPILE([
2618 #include <sys/types.h>
2619 #include <utmp.h>
2620 #ifdef HAVE_PATHS_H
2621 #  include <paths.h>
2622 #endif
2623         ],
2624         [ char *wtmp = WTMP_FILE; ],
2625         [ AC_MSG_RESULT(yes) ],
2626         [ AC_MSG_RESULT(no)
2627           system_wtmp_path=no ]
2628 )
2629 if test -z "$conf_wtmp_location"; then
2630         if test x"$system_wtmp_path" = x"no" ; then
2631                 for f in /usr/adm/wtmp /var/log/wtmp; do
2632                         if test -f $f ; then
2633                                 conf_wtmp_location=$f
2634                         fi
2635                 done
2636                 if test -z "$conf_wtmp_location"; then
2637                         AC_DEFINE(DISABLE_WTMP)
2638                 fi
2639         fi
2640 fi
2641 if test -n "$conf_wtmp_location"; then
2642         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
2643 fi
2644
2645
2646 dnl utmpx detection - I don't know any system so perverse as to require
2647 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
2648 dnl  there, though.
2649 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
2650 AC_TRY_COMPILE([
2651 #include <sys/types.h>
2652 #include <utmp.h>
2653 #ifdef HAVE_UTMPX_H
2654 #include <utmpx.h>
2655 #endif
2656 #ifdef HAVE_PATHS_H
2657 #  include <paths.h>
2658 #endif
2659         ],
2660         [ char *utmpx = UTMPX_FILE; ],
2661         [ AC_MSG_RESULT(yes) ],
2662         [ AC_MSG_RESULT(no)
2663           system_utmpx_path=no ]
2664 )
2665 if test -z "$conf_utmpx_location"; then
2666         if test x"$system_utmpx_path" = x"no" ; then
2667                 AC_DEFINE(DISABLE_UTMPX)
2668         fi
2669 else
2670         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
2671 fi
2672
2673 dnl wtmpx detection
2674 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
2675 AC_TRY_COMPILE([
2676 #include <sys/types.h>
2677 #include <utmp.h>
2678 #ifdef HAVE_UTMPX_H
2679 #include <utmpx.h>
2680 #endif
2681 #ifdef HAVE_PATHS_H
2682 #  include <paths.h>
2683 #endif
2684         ],
2685         [ char *wtmpx = WTMPX_FILE; ],
2686         [ AC_MSG_RESULT(yes) ],
2687         [ AC_MSG_RESULT(no)
2688           system_wtmpx_path=no ]
2689 )
2690 if test -z "$conf_wtmpx_location"; then
2691         if test x"$system_wtmpx_path" = x"no" ; then
2692                 AC_DEFINE(DISABLE_WTMPX)
2693         fi
2694 else
2695         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
2696 fi
2697
2698
2699 if test ! -z "$blibpath" ; then
2700         LDFLAGS="$LDFLAGS $blibflags$blibpath"
2701         AC_MSG_WARN([Please check and edit blibpath in LDFLAGS in Makefile])
2702 fi
2703
2704 dnl remove pam and dl because they are in $LIBPAM
2705 if test "$PAM_MSG" = yes ; then
2706         LIBS=`echo $LIBS | sed 's/-lpam //'`
2707 fi
2708 if test "$ac_cv_lib_pam_pam_set_item" = yes ; then
2709         LIBS=`echo $LIBS | sed 's/-ldl //'`
2710 fi
2711
2712 AC_EXEEXT
2713 AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
2714 AC_OUTPUT
2715
2716 # Print summary of options
2717
2718 # Someone please show me a better way :)
2719 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2720 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2721 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2722 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2723 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2724 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2725 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
2726 H=`eval echo ${PRIVSEP_PATH}` ; H=`eval echo ${H}`
2727 I=`eval echo ${user_path}` ; I=`eval echo ${I}`
2728 J=`eval echo ${superuser_path}` ; J=`eval echo ${J}`
2729
2730 echo ""
2731 echo "OpenSSH has been configured with the following options:"
2732 echo "                     User binaries: $B"
2733 echo "                   System binaries: $C"
2734 echo "               Configuration files: $D"
2735 echo "                   Askpass program: $E"
2736 echo "                      Manual pages: $F"
2737 echo "                          PID file: $G"
2738 echo "  Privilege separation chroot path: $H"
2739 if test "$USES_LOGIN_CONF" = "yes" ; then
2740 echo "   At runtime, sshd will use the path defined in /etc/login.conf"
2741 else
2742 echo "            sshd default user PATH: $I"
2743 fi
2744 if test ! -z "$superuser_path" ; then
2745 echo "          sshd superuser user PATH: $J"
2746 fi
2747 echo "                    Manpage format: $MANTYPE"
2748 echo "                       PAM support: ${PAM_MSG}"
2749 echo "                KerberosIV support: $KRB4_MSG"
2750 echo "                 KerberosV support: $KRB5_MSG"
2751 echo "                 Smartcard support: $SCARD_MSG"
2752 echo "                       AFS support: $AFS_MSG"
2753 echo "                     S/KEY support: $SKEY_MSG"
2754 echo "              TCP Wrappers support: $TCPW_MSG"
2755 echo "              MD5 password support: $MD5_MSG"
2756 echo "       IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2757 echo "          Use IPv4 by default hack: $IPV4_HACK_MSG"
2758 echo "           Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2759 echo "                  BSD Auth support: $BSD_AUTH_MSG"
2760 echo "              Random number source: $RAND_MSG"
2761 if test ! -z "$USE_RAND_HELPER" ; then
2762 echo "     ssh-rand-helper collects from: $RAND_HELPER_MSG"
2763 fi
2764
2765 echo ""
2766
2767 echo "              Host: ${host}"
2768 echo "          Compiler: ${CC}"
2769 echo "    Compiler flags: ${CFLAGS}"
2770 echo "Preprocessor flags: ${CPPFLAGS}"
2771 echo "      Linker flags: ${LDFLAGS}"
2772 echo "         Libraries: ${LIBWRAP} ${LIBPAM} ${LIBS}"
2773
2774 echo ""
2775
2776 if test "x$PAM_MSG" = "xyes" ; then
2777         echo "PAM is enabled. You may need to install a PAM control file "
2778         echo "for sshd, otherwise password authentication may fail. "
2779         echo "Example PAM control files can be found in the contrib/ "
2780         echo "subdirectory"
2781         echo ""
2782 fi
2783
2784 if test ! -z "$RAND_HELPER_CMDHASH" ; then
2785         echo "WARNING: you are using the builtin random number collection "
2786         echo "service. Please read WARNING.RNG and request that your OS "
2787         echo "vendor includes kernel-based random number collection in "
2788         echo "future versions of your OS."
2789         echo ""
2790 fi
2791