configure.in

   1 AC_INIT(ssh.c)
   2
   3 AC_CONFIG_HEADER(config.h)
   4 AC_PROG_CC
   5 AC_CANONICAL_HOST
   6
   7 # Checks for programs.
   8 AC_PROG_CPP
   9 AC_PROG_RANLIB
  10 AC_PROG_INSTALL
  11 AC_PATH_PROG(AR, ar)
  12 AC_PATH_PROG(PERL, perl)
  13 AC_SUBST(PERL)
  14 AC_PATH_PROG(ENT, ent)
  15 AC_SUBST(ENT)
  16 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  17 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  18 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  19 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  20
  21 if test -z "$AR" ; then
  22         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  23 fi
  24
  25 # Use LOGIN_PROGRAM from environment if possible
  26 if test ! -z "$LOGIN_PROGRAM" ; then
  27         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  28 else
  29         # Search for login
  30         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  31         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  32                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  33         fi
  34 fi
  35
  36 if test -z "$LD" ; then
  37         LD=$CC
  38 fi
  39 AC_SUBST(LD)
  40
  41 # C Compiler features
  42 AC_C_INLINE
  43 if test "$GCC" = "yes"; then
  44         CFLAGS="$CFLAGS -Wall"
  45 fi
  46
  47 # Check for some target-specific stuff
  48 case "$host" in
  49 *-*-aix*)
  50         AFS_LIBS="-lld"
  51         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  52         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  53         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  54                 blibpath="/usr/lib:/lib:/usr/local/lib"
  55         fi
  56         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  57         AC_DEFINE(BROKEN_GETADDRINFO)
  58         MANTYPE='$(CATMAN)'
  59         mansubdir=cat
  60         dnl AIX handles lastlog as part of its login message
  61         AC_DEFINE(DISABLE_LASTLOG)
  62         MANTYPE='$(CATMAN)'
  63         mansubdir=cat
  64         ;;
  65 *-*-cygwin*)
  66         LIBS="$LIBS -lregex /usr/lib/textmode.o"
  67         AC_DEFINE(HAVE_CYGWIN)
  68         AC_DEFINE(DISABLE_SHADOW)
  69         AC_DEFINE(IPV4_DEFAULT)
  70         AC_DEFINE(IP_TOS_IS_BROKEN)
  71         AC_DEFINE(BROKEN_VHANGUP)
  72         no_libsocket=1
  73         no_libnsl=1
  74         ;;
  75 *-*-hpux10*)
  76         if test -z "$GCC"; then
  77                 CFLAGS="$CFLAGS -Ae"
  78         fi
  79         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  80         IPADDR_IN_DISPLAY=yes
  81         AC_DEFINE(USE_PIPES)
  82         AC_DEFINE(DISABLE_SHADOW)
  83         AC_DEFINE(DISABLE_UTMP)
  84         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  85         LIBS="$LIBS -lsec"
  86         MANTYPE='$(CATMAN)'
  87         mansubdir=cat
  88         ;;
  89 *-*-hpux11*)
  90         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  91         IPADDR_IN_DISPLAY=yes
  92         AC_DEFINE(PAM_SUN_CODEBASE)
  93         AC_DEFINE(USE_PIPES)
  94         AC_DEFINE(DISABLE_SHADOW)
  95         AC_DEFINE(DISABLE_UTMP)
  96         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  97         LIBS="$LIBS -lsec"
  98         MANTYPE='$(CATMAN)'
  99         mansubdir=cat
 100         ;;
 101 *-*-irix5*)
 102         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 103         LDFLAGS="$LDFLAGS"
 104         PATH="$PATH:/usr/etc"
 105         MANTYPE='$(CATMAN)'
 106         no_libsocket=1
 107         no_libnsl=1
 108         AC_DEFINE(BROKEN_INET_NTOA)
 109         ;;
 110 *-*-irix6*)
 111         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 112         LDFLAGS="$LDFLAGS"
 113         PATH="$PATH:/usr/etc"
 114         MANTYPE='$(CATMAN)'
 115         AC_DEFINE(WITH_IRIX_ARRAY)
 116         AC_DEFINE(WITH_IRIX_PROJECT)
 117         AC_DEFINE(WITH_IRIX_AUDIT)
 118         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 119         no_libsocket=1
 120         no_libnsl=1
 121         AC_DEFINE(BROKEN_INET_NTOA)
 122         mansubdir=man
 123         ;;
 124 *-*-linux*)
 125         no_dev_ptmx=1
 126         check_for_libcrypt_later=1
 127         AC_DEFINE(DONT_TRY_OTHER_AF)
 128         AC_DEFINE(PAM_TTY_KLUDGE)
 129         inet6_default_4in6=yes
 130         ;;
 131 mips-sony-bsd|mips-sony-newsos4)
 132         AC_DEFINE(HAVE_NEWS4)
 133         SONY=1
 134         AC_CHECK_LIB(iberty, xatexit, AC_DEFINE(HAVE_XATEXIT),
 135                 AC_MSG_ERROR([*** libiberty missing - please install first ***])
 136         )
 137         ;;
 138 *-*-netbsd*)
 139         need_dash_r=1
 140         ;;
 141 *-next-*)
 142         conf_lastlog_location="/usr/adm/lastlog"
 143         conf_utmp_location=/etc/utmp
 144         conf_wtmp_location=/usr/adm/wtmp
 145         MAIL=/usr/spool/mail
 146         AC_DEFINE(HAVE_NEXT)
 147         AC_DEFINE(BROKEN_REALPATH)
 148         AC_DEFINE(USE_PIPES)
 149         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 150         CFLAGS="$CFLAGS"
 151         ;;
 152 *-*-solaris*)
 153         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 154         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib -L/usr/ucblib -R/usr/ucblib"
 155         need_dash_r=1
 156         AC_DEFINE(PAM_SUN_CODEBASE)
 157         # hardwire lastlog location (can't detect it on some versions)
 158         conf_lastlog_location="/var/adm/lastlog"
 159         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 160         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 161         if test "$sol2ver" -ge 8; then
 162                 AC_MSG_RESULT(yes)
 163                 AC_DEFINE(DISABLE_UTMP)
 164                 AC_DEFINE(DISABLE_WTMP)
 165         else
 166                 AC_MSG_RESULT(no)
 167         fi
 168         ;;
 169 *-*-sunos4*)
 170         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 171         AC_CHECK_FUNCS(getpwanam)
 172         AC_DEFINE(PAM_SUN_CODEBASE)
 173         conf_utmp_location=/etc/utmp
 174         conf_wtmp_location=/var/adm/wtmp
 175         conf_lastlog_location=/var/adm/lastlog
 176         AC_DEFINE(USE_PIPES)
 177         MANTYPE='$(CATMAN)'
 178         mansubdir=cat
 179         ;;
 180 *-sni-sysv*)
 181         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 182         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 183         MANTYPE='$(CATMAN)'
 184         IPADDR_IN_DISPLAY=yes
 185         AC_DEFINE(USE_PIPES)
 186         AC_DEFINE(IP_TOS_IS_BROKEN)
 187         mansubdir=cat
 188         LIBS="$LIBS -lgen -lnsl -lucb"
 189         ;;
 190 *-*-sysv4.2*)
 191         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 192         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 193         MANTYPE='$(CATMAN)'
 194         mansubdir=cat
 195         enable_suid_ssh=no
 196         ;;
 197 *-*-sysv5*)
 198         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 199         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 200         MANTYPE='$(CATMAN)'
 201         mansubdir=cat
 202         enable_suid_ssh=no
 203         ;;
 204 *-*-sysv*)
 205         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 206         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 207         MANTYPE='$(CATMAN)'
 208         mansubdir=cat
 209         LIBS="$LIBS -lgen -lsocket"
 210         ;;
 211 *-*-sco3.2v4*)
 212         AC_DEFINE(USE_PIPES)
 213         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 214         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 215         MANTYPE='$(CATMAN)'
 216         mansubdir=cat
 217         LIBS="$LIBS -lgen -lsocket -los -lprot -lx -ltinfo -lm"
 218         no_dev_ptmx=1
 219         RANLIB=true
 220         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 221         rsh_path="/usr/bin/rcmd"
 222         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 223         AC_DEFINE(DISABLE_SHADOW)
 224         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 225         ;;
 226 *-*-sco3.2v5*)
 227         AC_DEFINE(USE_PIPES)
 228         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 229         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 230         MANTYPE='$(CATMAN)'
 231         mansubdir=cat
 232         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 233         no_dev_ptmx=1
 234         rsh_path="/usr/bin/rcmd"
 235         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 236         AC_DEFINE(DISABLE_SHADOW)
 237         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 238         ;;
 239 *-dec-osf*)
 240 # This is untested
 241         if test ! -z "USE_SIA" ; then
 242                 AC_MSG_CHECKING(for Digital Unix Security Integration Architecture)
 243                 if test -f /etc/sia/matrix.conf; then
 244                         AC_MSG_RESULT(yes)
 245                         AC_DEFINE(HAVE_OSF_SIA)
 246                         AC_DEFINE(DISABLE_LOGIN)
 247                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 248                 else
 249                         AC_MSG_RESULT(no)
 250                 fi
 251         fi
 252         ;;
 253 esac
 254
 255 # Allow user to specify flags
 256 AC_ARG_WITH(cflags,
 257         [  --with-cflags           Specify additional flags to pass to compiler],
 258         [
 259                 if test "x$withval" != "xno" ; then
 260                         CFLAGS="$CFLAGS $withval"
 261                 fi
 262         ]
 263 )
 264 AC_ARG_WITH(cppflags,
 265         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 266         [
 267                 if test "x$withval" != "xno"; then
 268                         CPPFLAGS="$CPPFLAGS $withval"
 269                 fi
 270         ]
 271 )
 272 AC_ARG_WITH(ldflags,
 273         [  --with-ldflags          Specify additional flags to pass to linker],
 274         [
 275                 if test "x$withval" != "xno" ; then
 276                         LDFLAGS="$LDFLAGS $withval"
 277                 fi
 278         ]
 279 )
 280 AC_ARG_WITH(libs,
 281         [  --with-libs             Specify additional libraries to link with],
 282         [
 283                 if test "x$withval" != "xno" ; then
 284                         LIBS="$LIBS $withval"
 285                 fi
 286         ]
 287 )
 288
 289
 290 # Checks for libraries.
 291 if test -z "$no_libsocket" ; then
 292         AC_CHECK_LIB(nsl, yp_match, , )
 293 fi
 294 if test -z "$no_libnsl" ; then
 295         AC_CHECK_LIB(socket, main, , )
 296 fi
 297
 298 AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen")
 299 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first ***]))
 300 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 301
 302 AC_CHECK_FUNC(regcomp,
 303         [ AC_DEFINE(HAVE_REGCOMP)],
 304         [
 305                 AC_CHECK_LIB(pcre, pcre_info,
 306                         AC_DEFINE(HAVE_LIBPCRE) LIBS="$LIBS -lpcreposix -lpcre")
 307         ]
 308 )
 309
 310 dnl UnixWare 2.x
 311 AC_CHECK_FUNC(strcasecmp,
 312         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 313 )
 314 AC_CHECK_FUNC(utimes,
 315         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 316 )
 317
 318 # Checks for header files.
 319 AC_CHECK_HEADERS(bstring.h endian.h floatingpoint.h getopt.h lastlog.h limits.h login.h login_cap.h maillock.h netdb.h netgroup.h netinet/in_systm.h paths.h poll.h pty.h regex.h shadow.h security/pam_appl.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/queue.h sys/select.h sys/stat.h sys/stropts.h sys/sysmacros.h sys/time.h sys/ttcompat.h sys/un.h stddef.h time.h ttyent.h usersec.h util.h utime.h utmp.h utmpx.h vis.h)
 320
 321 dnl    Checks for library functions.
 322 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_sa clock fchmod freeaddrinfo futimes gai_strerror getcwd getaddrinfo getgrouplist getnameinfo getrlimit getrusage getttyent inet_aton inet_ntoa innetgr login_getcapbool md5_crypt memmove mkdtemp on_exit openpty realpath rresvport_af setdtablesize setenv seteuid setlogin setproctitle setreuid setrlimit setsid sigaction sigvec snprintf strerror strlcat strlcpy strmode strsep strtok_r sysconf tcgetpgrp utimes vsnprintf vhangup vis waitpid _getpty __b64_ntop)
 323 dnl    Checks for time functions
 324 AC_CHECK_FUNCS(gettimeofday time)
 325 dnl    Checks for libutil functions
 326 AC_CHECK_HEADERS(libutil.h)
 327 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 328 dnl    Checks for utmp functions
 329 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 330 AC_CHECK_FUNCS(utmpname)
 331 dnl    Checks for utmpx functions
 332 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 333 AC_CHECK_FUNCS(setutxent utmpxname)
 334
 335 AC_CHECK_FUNC(getuserattr,
 336         [AC_DEFINE(HAVE_GETUSERATTR)],
 337         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 338 )
 339
 340 AC_CHECK_FUNC(login,
 341         [AC_DEFINE(HAVE_LOGIN)],
 342         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 343 )
 344
 345 AC_CHECK_FUNC(daemon,
 346         [AC_DEFINE(HAVE_DAEMON)],
 347         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 348 )
 349
 350 AC_CHECK_FUNC(getpagesize,
 351         [AC_DEFINE(HAVE_GETPAGESIZE)],
 352         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 353 )
 354
 355 # Check for broken snprintf
 356 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 357         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 358         AC_TRY_RUN(
 359                 [
 360 #include <stdio.h>
 361 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 362                 ],
 363                 [AC_MSG_RESULT(yes)],
 364                 [
 365                         AC_MSG_RESULT(no)
 366                         AC_DEFINE(BROKEN_SNPRINTF)
 367                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 368                 ]
 369         )
 370 fi
 371
 372 AC_FUNC_GETPGRP
 373
 374 AC_FUNC_STRFTIME
 375
 376 # Check for PAM libs
 377 PAM_MSG="no"
 378 AC_ARG_WITH(pam,
 379         [  --with-pam              Enable PAM support ],
 380         [
 381                 if test "x$withval" != "xno" ; then
 382                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 383                                 AC_MSG_ERROR([PAM headers not found])
 384                         fi
 385
 386                         AC_CHECK_LIB(dl, dlopen, , )
 387                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 388                         AC_CHECK_FUNCS(pam_getenvlist)
 389
 390                         disable_shadow=yes
 391                         PAM_MSG="yes"
 392
 393                         AC_DEFINE(USE_PAM)
 394                 fi
 395         ]
 396 )
 397
 398 # Check for older PAM
 399 if test "x$PAM_MSG" = "xyes" ; then
 400         # Check PAM strerror arguments (old PAM)
 401         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 402         AC_TRY_COMPILE(
 403                 [
 404 #include <stdlib.h>
 405 #include <security/pam_appl.h>
 406                 ],
 407                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 408                 [AC_MSG_RESULT(no)],
 409                 [
 410                         AC_DEFINE(HAVE_OLD_PAM)
 411                         AC_MSG_RESULT(yes)
 412                         PAM_MSG="yes (old library)"
 413                 ]
 414         )
 415 fi
 416
 417 # The big search for OpenSSL
 418 AC_ARG_WITH(ssl-dir,
 419         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 420         [
 421                 if test "x$withval" != "xno" ; then
 422                         tryssldir=$withval
 423                 fi
 424         ]
 425 )
 426
 427 saved_LIBS="$LIBS"
 428 saved_LDFLAGS="$LDFLAGS"
 429 saved_CPPFLAGS="$CPPFLAGS"
 430 if test "x$prefix" != "xNONE" ; then
 431         tryssldir="$tryssldir $prefix"
 432 fi
 433 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 434
 435         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 436                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 437                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 438                         CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 439                         if test ! -z "$need_dash_r" ; then
 440                                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 441                         fi
 442                 else
 443                         LDFLAGS="$saved_LDFLAGS"
 444                 fi
 445
 446                 LIBS="$saved_LIBS -lcrypto"
 447
 448                 # Basic test to check for compatible version and correct linking
 449                 # *does not* test for RSA - that comes later.
 450                 AC_TRY_RUN(
 451                         [
 452 #include <string.h>
 453 #include <openssl/rand.h>
 454 int main(void)
 455 {
 456         char a[2048];
 457         memset(a, 0, sizeof(a));
 458         RAND_add(a, sizeof(a), sizeof(a));
 459         return(RAND_status() <= 0);
 460 }
 461                         ],
 462                         [
 463                                 found_crypto=1
 464                                 break;
 465                         ], []
 466                 )
 467
 468                 if test ! -z "$found_crypto" ; then
 469                         break;
 470                 fi
 471         done
 472
 473         if test -z "$found_crypto" ; then
 474                 AC_MSG_ERROR([Could not find working SSLeay / OpenSSL libraries, please install])
 475         fi
 476         if test -z "$ssldir" ; then
 477                 ssldir="(system)"
 478         fi
 479
 480         ac_cv_openssldir=$ssldir
 481 ])
 482
 483 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 484         AC_DEFINE(HAVE_OPENSSL)
 485         dnl Need to recover ssldir - test above runs in subshell
 486         ssldir=$ac_cv_openssldir
 487
 488         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 489                 CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 490                 LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 491                 if test ! -z "$need_dash_r" ; then
 492                         LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 493                 fi
 494                 if test ! -z "$blibpath" ; then
 495                         blibpath="$blibpath:$ssldir:$ssldir/lib"
 496                 fi
 497         fi
 498 fi
 499 LIBS="$saved_LIBS -lcrypto"
 500
 501 # Now test RSA support
 502 saved_LIBS="$LIBS"
 503 AC_MSG_CHECKING([for RSA support])
 504 for WANTS_RSAREF in "" 1 ; do
 505         if test -z "$WANTS_RSAREF" ; then
 506                 LIBS="$saved_LIBS"
 507         else
 508                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 509         fi
 510         AC_TRY_RUN([
 511 #include <string.h>
 512 #include <openssl/rand.h>
 513 #include <openssl/rsa.h>
 514 #include <openssl/bn.h>
 515 #include <openssl/sha.h>
 516 int main(void)
 517 {
 518         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 519         unsigned char c[256], p[256];
 520         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 521         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 522         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 523         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 524 }
 525         ],
 526         [
 527                 rsa_works=1
 528                 break;
 529         ], [])
 530 done
 531
 532 if test ! -z "$no_rsa" ; then
 533         AC_MSG_RESULT(disabled)
 534         RSA_MSG="disabled"
 535 else
 536         if test -z "$rsa_works" ; then
 537                 AC_MSG_WARN([*** No RSA support found *** ])
 538                 RSA_MSG="no"
 539         else
 540                 if test -z "$WANTS_RSAREF" ; then
 541                         AC_MSG_RESULT(yes)
 542                         RSA_MSG="yes"
 543                 else
 544                         RSA_MSG="yes (using RSAref)"
 545                         AC_MSG_RESULT(using RSAref)
 546                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
 547                 fi
 548         fi
 549 fi
 550
 551 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 552 # version in OpenSSL. Skip this for PAM
 553 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 554         AC_CHECK_LIB(crypt, crypt, , )
 555 fi
 556
 557 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 558 if test ! -z "$SONY" ; then
 559   LIBS="$LIBS -liberty";
 560 fi
 561
 562 # Checks for data types
 563 AC_CHECK_SIZEOF(char, 1)
 564 AC_CHECK_SIZEOF(short int, 2)
 565 AC_CHECK_SIZEOF(int, 4)
 566 AC_CHECK_SIZEOF(long int, 4)
 567 AC_CHECK_SIZEOF(long long int, 8)
 568
 569 # More checks for data types
 570 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 571         AC_TRY_COMPILE(
 572                 [ #include <sys/types.h> ],
 573                 [ u_int a; a = 1;],
 574                 [ ac_cv_have_u_int="yes" ],
 575                 [ ac_cv_have_u_int="no" ]
 576         )
 577 ])
 578 if test "x$ac_cv_have_u_int" = "xyes" ; then
 579         AC_DEFINE(HAVE_U_INT)
 580         have_u_int=1
 581 fi
 582
 583 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 584         AC_TRY_COMPILE(
 585                 [ #include <sys/types.h> ],
 586                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 587                 [ ac_cv_have_intxx_t="yes" ],
 588                 [ ac_cv_have_intxx_t="no" ]
 589         )
 590 ])
 591 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 592         AC_DEFINE(HAVE_INTXX_T)
 593         have_intxx_t=1
 594 fi
 595
 596 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
 597         AC_TRY_COMPILE(
 598                 [ #include <sys/types.h> ],
 599                 [ int64_t a; a = 1;],
 600                 [ ac_cv_have_int64_t="yes" ],
 601                 [ ac_cv_have_int64_t="no" ]
 602         )
 603 ])
 604 if test "x$ac_cv_have_int64_t" = "xyes" ; then
 605         AC_DEFINE(HAVE_INT64_T)
 606         have_int64_t=1
 607 fi
 608
 609 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 610         AC_TRY_COMPILE(
 611                 [ #include <sys/types.h> ],
 612                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 613                 [ ac_cv_have_u_intxx_t="yes" ],
 614                 [ ac_cv_have_u_intxx_t="no" ]
 615         )
 616 ])
 617 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 618         AC_DEFINE(HAVE_U_INTXX_T)
 619         have_u_intxx_t=1
 620 fi
 621
 622 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
 623         AC_TRY_COMPILE(
 624                 [ #include <sys/types.h> ],
 625                 [ u_int64_t a; a = 1;],
 626                 [ ac_cv_have_u_int64_t="yes" ],
 627                 [ ac_cv_have_u_int64_t="no" ]
 628         )
 629 ])
 630 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
 631         AC_DEFINE(HAVE_U_INT64_T)
 632         have_u_int64_t=1
 633 fi
 634
 635 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
 636            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
 637 then
 638         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 639         AC_TRY_COMPILE(
 640                 [
 641 #include <sys/bitypes.h>
 642                 ],
 643                 [
 644                         int8_t a; int16_t b; int32_t c;
 645                         u_int8_t e; u_int16_t f; u_int32_t g;
 646                         a = b = c = e = f = g = 1;
 647                 ],
 648                 [
 649                         AC_DEFINE(HAVE_U_INTXX_T)
 650                         AC_DEFINE(HAVE_INTXX_T)
 651                         AC_MSG_RESULT(yes)
 652                 ],
 653                 [AC_MSG_RESULT(no)]
 654         )
 655 fi
 656
 657 if test -z "$have_u_intxx_t" ; then
 658         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 659                 AC_TRY_COMPILE(
 660                         [
 661 #include <sys/types.h>
 662                         ],
 663                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 664                         [ ac_cv_have_uintxx_t="yes" ],
 665                         [ ac_cv_have_uintxx_t="no" ]
 666                 )
 667         ])
 668         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 669                 AC_DEFINE(HAVE_UINTXX_T)
 670         fi
 671 fi
 672
 673 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 674         AC_TRY_COMPILE(
 675                 [
 676 #include <sys/types.h>
 677 #include <sys/socket.h>
 678                 ],
 679                 [socklen_t foo; foo = 1235;],
 680                 [ ac_cv_have_socklen_t="yes" ],
 681                 [ ac_cv_have_socklen_t="no" ]
 682         )
 683 ])
 684 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 685         AC_DEFINE(HAVE_SOCKLEN_T)
 686 fi
 687
 688 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 689         AC_TRY_COMPILE(
 690                 [
 691 #include <sys/types.h>
 692                 ],
 693                 [ size_t foo; foo = 1235; ],
 694                 [ ac_cv_have_size_t="yes" ],
 695                 [ ac_cv_have_size_t="no" ]
 696         )
 697 ])
 698 if test "x$ac_cv_have_size_t" = "xyes" ; then
 699         AC_DEFINE(HAVE_SIZE_T)
 700 fi
 701
 702 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 703         AC_TRY_COMPILE(
 704                 [
 705 #include <sys/types.h>
 706                 ],
 707                 [ ssize_t foo; foo = 1235; ],
 708                 [ ac_cv_have_ssize_t="yes" ],
 709                 [ ac_cv_have_ssize_t="no" ]
 710         )
 711 ])
 712 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 713         AC_DEFINE(HAVE_SSIZE_T)
 714 fi
 715
 716 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
 717         AC_TRY_COMPILE(
 718                 [
 719 #include <time.h>
 720                 ],
 721                 [ clock_t foo; foo = 1235; ],
 722                 [ ac_cv_have_clock_t="yes" ],
 723                 [ ac_cv_have_clock_t="no" ]
 724         )
 725 ])
 726 if test "x$ac_cv_have_clock_t" = "xyes" ; then
 727         AC_DEFINE(HAVE_CLOCK_T)
 728 fi
 729
 730 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
 731         AC_TRY_COMPILE(
 732                 [
 733 #include <sys/types.h>
 734 #include <sys/socket.h>
 735                 ],
 736                 [ sa_family_t foo; foo = 1235; ],
 737                 [ ac_cv_have_sa_family_t="yes" ],
 738                 [ AC_TRY_COMPILE(
 739                   [
 740 #include <sys/types.h>
 741 #include <sys/socket.h>
 742 #include <netinet/in.h>
 743                 ],
 744                 [ sa_family_t foo; foo = 1235; ],
 745                 [ ac_cv_have_sa_family_t="yes" ],
 746
 747                 [ ac_cv_have_sa_family_t="no" ]
 748         )]
 749         )
 750 ])
 751 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
 752         AC_DEFINE(HAVE_SA_FAMILY_T)
 753 fi
 754
 755 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
 756         AC_TRY_COMPILE(
 757                 [
 758 #include <sys/types.h>
 759                 ],
 760                 [ pid_t foo; foo = 1235; ],
 761                 [ ac_cv_have_pid_t="yes" ],
 762                 [ ac_cv_have_pid_t="no" ]
 763         )
 764 ])
 765 if test "x$ac_cv_have_pid_t" = "xyes" ; then
 766         AC_DEFINE(HAVE_PID_T)
 767 fi
 768
 769 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
 770         AC_TRY_COMPILE(
 771                 [
 772 #include <sys/types.h>
 773                 ],
 774                 [ mode_t foo; foo = 1235; ],
 775                 [ ac_cv_have_mode_t="yes" ],
 776                 [ ac_cv_have_mode_t="no" ]
 777         )
 778 ])
 779 if test "x$ac_cv_have_mode_t" = "xyes" ; then
 780         AC_DEFINE(HAVE_MODE_T)
 781 fi
 782
 783
 784 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
 785         AC_TRY_COMPILE(
 786                 [
 787 #include <sys/types.h>
 788 #include <sys/socket.h>
 789                 ],
 790                 [ struct sockaddr_storage s; ],
 791                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
 792                 [ ac_cv_have_struct_sockaddr_storage="no" ]
 793         )
 794 ])
 795 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
 796         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
 797 fi
 798
 799 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
 800         AC_TRY_COMPILE(
 801                 [
 802 #include <sys/types.h>
 803 #include <netinet/in.h>
 804                 ],
 805                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
 806                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
 807                 [ ac_cv_have_struct_sockaddr_in6="no" ]
 808         )
 809 ])
 810 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
 811         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
 812 fi
 813
 814 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
 815         AC_TRY_COMPILE(
 816                 [
 817 #include <sys/types.h>
 818 #include <netinet/in.h>
 819                 ],
 820                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
 821                 [ ac_cv_have_struct_in6_addr="yes" ],
 822                 [ ac_cv_have_struct_in6_addr="no" ]
 823         )
 824 ])
 825 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
 826         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
 827 fi
 828
 829 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
 830         AC_TRY_COMPILE(
 831                 [
 832 #include <sys/types.h>
 833 #include <sys/socket.h>
 834 #include <netdb.h>
 835                 ],
 836                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
 837                 [ ac_cv_have_struct_addrinfo="yes" ],
 838                 [ ac_cv_have_struct_addrinfo="no" ]
 839         )
 840 ])
 841 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
 842         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
 843 fi
 844
 845 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
 846         AC_TRY_COMPILE(
 847                 [ #include <sys/time.h> ],
 848                 [ struct timeval tv; tv.tv_sec = 1;],
 849                 [ ac_cv_have_struct_timeval="yes" ],
 850                 [ ac_cv_have_struct_timeval="no" ]
 851         )
 852 ])
 853 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
 854         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
 855         have_struct_timeval=1
 856 fi
 857
 858 # If we don't have int64_t then we can't compile sftp-server.  So don't
 859 # even attempt to do it.
 860 if test "x$ac_cv_have_int64_t" = "xno" -a \
 861         "x$ac_cv_sizeof_long_int" != "x8" -a \
 862         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
 863         NO_SFTP='#'
 864 fi
 865 AC_SUBST(NO_SFTP)
 866
 867 dnl Checks for structure members
 868 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
 869 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
 870 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
 871 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
 872 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
 873 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
 874 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
 875 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
 876 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
 877 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
 878 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
 879 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
 880 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
 881 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
 882 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
 883 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
 884 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
 885 AC_STRUCT_ST_BLKSIZE
 886
 887 AC_CACHE_CHECK([for sun_len field in struct sockaddr_un],
 888                 ac_cv_have_sun_len_in_struct_sockaddr_un, [
 889         AC_TRY_COMPILE(
 890                 [
 891 #include <sys/types.h>
 892 #include <sys/socket.h>
 893                 ],
 894                 [ struct sockaddr_un s; s.sun_len = 1; ],
 895                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="yes" ],
 896                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="no" ],
 897         )
 898 ])
 899 if test "x$ac_cv_have_sun_len_in_struct_sockaddr_un" = "xyes" ; then
 900         AC_DEFINE(HAVE_SUN_LEN_IN_SOCKADDR_UN)
 901 fi
 902
 903 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
 904                 ac_cv_have_ss_family_in_struct_ss, [
 905         AC_TRY_COMPILE(
 906                 [
 907 #include <sys/types.h>
 908 #include <sys/socket.h>
 909                 ],
 910                 [ struct sockaddr_storage s; s.ss_family = 1; ],
 911                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
 912                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
 913         )
 914 ])
 915 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
 916         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
 917 fi
 918
 919 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
 920                 ac_cv_have___ss_family_in_struct_ss, [
 921         AC_TRY_COMPILE(
 922                 [
 923 #include <sys/types.h>
 924 #include <sys/socket.h>
 925                 ],
 926                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
 927                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
 928                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
 929         )
 930 ])
 931 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
 932         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
 933 fi
 934
 935 AC_CACHE_CHECK([for pw_class field in struct passwd],
 936                 ac_cv_have_pw_class_in_struct_passwd, [
 937         AC_TRY_COMPILE(
 938                 [
 939 #include <pwd.h>
 940                 ],
 941                 [ struct passwd p; p.pw_class = 0; ],
 942                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
 943                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
 944         )
 945 ])
 946 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
 947         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
 948 fi
 949
 950
 951 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
 952         AC_TRY_LINK([],
 953                 [ extern char *__progname; printf("%s", __progname); ],
 954                 [ ac_cv_libc_defines___progname="yes" ],
 955                 [ ac_cv_libc_defines___progname="no" ]
 956         )
 957 ])
 958 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
 959         AC_DEFINE(HAVE___PROGNAME)
 960 fi
 961
 962
 963 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
 964         AC_TRY_LINK([],
 965                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
 966                 [ ac_cv_libc_defines_sys_errlist="yes" ],
 967                 [ ac_cv_libc_defines_sys_errlist="no" ]
 968         )
 969 ])
 970 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
 971         AC_DEFINE(HAVE_SYS_ERRLIST)
 972 fi
 973
 974
 975 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
 976         AC_TRY_LINK([],
 977                 [ extern int sys_nerr; printf("%i", sys_nerr);],
 978                 [ ac_cv_libc_defines_sys_nerr="yes" ],
 979                 [ ac_cv_libc_defines_sys_nerr="no" ]
 980         )
 981 ])
 982 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
 983         AC_DEFINE(HAVE_SYS_NERR)
 984 fi
 985
 986
 987 # Looking for programs, paths and files
 988 AC_ARG_WITH(rsh,
 989         [  --with-rsh=PATH         Specify path to remote shell program ],
 990         [
 991                 if test "x$withval" != "$no" ; then
 992                         rsh_path=$withval
 993                 fi
 994         ],
 995         [
 996                 AC_PATH_PROG(rsh_path, rsh)
 997         ]
 998 )
 999
1000 AC_ARG_WITH(xauth,
1001         [  --with-xauth=PATH       Specify path to xauth program ],
1002         [
1003                 if test "x$withval" != "xno" ; then
1004                         xauth_path=$withval
1005                 fi
1006         ],
1007         [
1008                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1009                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1010                         xauth_path="/usr/openwin/bin/xauth"
1011                 fi
1012         ]
1013 )
1014
1015 if test -z "$xauth_path" ; then
1016         XAUTH_PATH="undefined"
1017         AC_SUBST(XAUTH_PATH)
1018 else
1019         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1020         XAUTH_PATH=$xauth_path
1021         AC_SUBST(XAUTH_PATH)
1022 fi
1023 if test ! -z "$rsh_path" ; then
1024         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1025 fi
1026
1027 # Check for mail directory (last resort if we cannot get it from headers)
1028 if test ! -z "$MAIL" ; then
1029         maildir=`dirname $MAIL`
1030         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1031 fi
1032
1033 if test -z "$no_dev_ptmx" ; then
1034         AC_CHECK_FILE("/dev/ptmx",
1035                 [
1036                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1037                         have_dev_ptmx=1
1038                 ]
1039         )
1040 fi
1041 AC_CHECK_FILE("/dev/ptc",
1042         [
1043                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1044                 have_dev_ptc=1
1045         ]
1046 )
1047
1048 # Options from here on. Some of these are preset by platform above
1049
1050 # Check for user-specified random device, otherwise check /dev/urandom
1051 AC_ARG_WITH(random,
1052         [  --with-random=FILE      read entropy from FILE (default=/dev/urandom)],
1053         [
1054                 if test "x$withval" != "xno" ; then
1055                         RANDOM_POOL="$withval";
1056                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1057                 fi
1058         ],
1059         [
1060                 # Check for random device
1061                 AC_CHECK_FILE("/dev/urandom",
1062                         [
1063                                 RANDOM_POOL="/dev/urandom";
1064                                 AC_SUBST(RANDOM_POOL)
1065                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1066                         ]
1067                 )
1068         ]
1069 )
1070
1071 # Check for EGD pool file
1072 AC_ARG_WITH(egd-pool,
1073         [  --with-egd-pool=FILE    read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1074         [
1075                 if test "x$withval" != "xno" ; then
1076                         EGD_SOCKET="$withval";
1077                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
1078                 fi
1079         ],
1080         [
1081                 # Check for existing socket only if we don't have a random device already
1082                 if test -z "$RANDOM_POOL" ; then
1083                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1084                         # Insert other locations here
1085                         for egdsock in /var/run/egd-pool /etc/entropy /tmp/entropy ; do
1086                                 if $TEST_MINUS_S_SH -c "test -S $egdsock -o -p $egdsock" ; then
1087                                         EGD_SOCKET="$egdsock"
1088                                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
1089                                         break;
1090                                 fi
1091                         done
1092                         if test -x "$EGD_SOCKET" ; then
1093                                 AC_MSG_RESULT($EGD_SOCKET)
1094                         else
1095                                 AC_MSG_RESULT(not found)
1096                         fi
1097                 fi
1098         ]
1099 )
1100
1101
1102 # detect pathnames for entropy gathering commands, if we need them
1103 INSTALL_SSH_PRNG_CMDS=""
1104 rm -f prng_commands
1105 if (test -z "$RANDOM_POOL" && test -z "$EGD_SOCKET") ; then
1106         # Use these commands to collect entropy
1107         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1108         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1109         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1110         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1111         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1112         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1113         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1114         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1115         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1116         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1117         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1118         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1119         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1120         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1121
1122         INSTALL_SSH_PRNG_CMDS="yes"
1123 fi
1124 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1125
1126
1127 AC_ARG_WITH(catman,
1128         [  --with-catman=man|cat   Install preformatted manpages[no]],
1129         [
1130                 MANTYPE='$(CATMAN)'
1131                 if test x"$withval" != x"yes" ; then
1132                    mansubdir=$withval
1133                 else
1134                    mansubdir=cat
1135                 fi
1136         ], [
1137                 if test -z "$MANTYPE" ; then
1138                         MANTYPE='$(TROFFMAN)'
1139                         mansubdir=man
1140                 fi
1141         ]
1142 )
1143 AC_SUBST(MANTYPE)
1144 AC_SUBST(mansubdir)
1145
1146 # Check whether user wants Kerberos support
1147 KRB4_MSG="no"
1148 AC_ARG_WITH(kerberos4,
1149         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1150         [
1151                 if test "x$withval" != "xno" ; then
1152
1153                         if test "x$withval" != "xyes" ; then
1154                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1155                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1156                                 if test ! -z "$need_dash_r" ; then
1157                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1158                                 fi
1159                                 if test ! -z "$blibpath" ; then
1160                                         blibpath="$blibpath:${withval}/lib"
1161                                 fi
1162                         else
1163                                 if test -d /usr/include/kerberosIV ; then
1164                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1165                                 fi
1166                         fi
1167
1168                         AC_CHECK_HEADERS(krb.h)
1169                         AC_CHECK_LIB(krb, main)
1170                         if test "$ac_cv_header_krb_h" != yes; then
1171                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1172                         fi
1173                         if test "$ac_cv_lib_krb_main" != yes; then
1174                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
1175                         fi
1176
1177                         KLIBS="-lkrb -ldes"
1178                         AC_CHECK_LIB(resolv, dn_expand, , )
1179                         KRB4=yes
1180                         KRB4_MSG="yes"
1181                         AC_DEFINE(KRB4)
1182                 fi
1183         ]
1184 )
1185
1186 # Check whether user wants AFS support
1187 AFS_MSG="no"
1188 AC_ARG_WITH(afs,
1189         [  --with-afs=PATH         Enable AFS support],
1190         [
1191                 if test "x$withval" != "xno" ; then
1192
1193                         if test "x$withval" != "xyes" ; then
1194                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1195                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1196                         fi
1197
1198                         if test -z "$KRB4" ; then
1199                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1200                         fi
1201
1202                         LIBS="$LIBS -lkafs"
1203                         if test ! -z "$AFS_LIBS" ; then
1204                                 LIBS="$LIBS $AFS_LIBS"
1205                         fi
1206                         AC_DEFINE(AFS)
1207                         AFS_MSG="yes"
1208                 fi
1209         ]
1210 )
1211 LIBS="$LIBS $KLIBS"
1212
1213 # Check whether user wants S/Key support
1214 SKEY_MSG="no"
1215 AC_ARG_WITH(skey,
1216         [  --with-skey=PATH         Enable S/Key support],
1217         [
1218                 if test "x$withval" != "xno" ; then
1219
1220                         if test "x$withval" != "xyes" ; then
1221                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1222                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1223                         fi
1224
1225                         AC_DEFINE(SKEY)
1226                         LIBS="-lskey $LIBS"
1227                         SKEY_MSG="yes"
1228
1229                         AC_CHECK_FUNC(skey_keyinfo,
1230                                 [],
1231                                 [
1232                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
1233                                 ])
1234                 fi
1235         ]
1236 )
1237
1238 # Check whether user wants TCP wrappers support
1239 TCPW_MSG="no"
1240 AC_ARG_WITH(tcp-wrappers,
1241         [  --with-tcp-wrappers     Enable tcpwrappers support],
1242         [
1243                 if test "x$withval" != "xno" ; then
1244                         saved_LIBS="$LIBS"
1245                         LIBS="$LIBS -lwrap"
1246                         AC_MSG_CHECKING(for libwrap)
1247                         AC_TRY_LINK(
1248                                 [
1249 #include <tcpd.h>
1250                                         int deny_severity = 0, allow_severity = 0;
1251                                 ],
1252                                 [hosts_access(0);],
1253                                 [
1254                                         AC_MSG_RESULT(yes)
1255                                         AC_DEFINE(LIBWRAP)
1256                                         TCPW_MSG="yes"
1257                                 ],
1258                                 [
1259                                         AC_MSG_ERROR([*** libwrap missing])
1260                                 ]
1261                         )
1262                 fi
1263         ]
1264 )
1265
1266 # Check whether to enable MD5 passwords
1267 MD5_MSG="no"
1268 AC_ARG_WITH(md5-passwords,
1269         [  --with-md5-passwords    Enable use of MD5 passwords],
1270         [
1271                 if test "x$withval" != "xno" ; then
1272                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1273                         MD5_MSG="yes"
1274                 fi
1275         ]
1276 )
1277
1278 # Whether to disable shadow password support
1279 AC_ARG_WITH(shadow,
1280         [  --without-shadow        Disable shadow password support],
1281         [
1282                 if test "x$withval" = "xno" ; then
1283                         AC_DEFINE(DISABLE_SHADOW)
1284                         disable_shadow=yes
1285                 fi
1286         ]
1287 )
1288
1289 if test -z "$disable_shadow" ; then
1290         AC_MSG_CHECKING([if the systems has expire shadow information])
1291         AC_TRY_COMPILE(
1292         [
1293 #include <sys/types.h>
1294 #include <shadow.h>
1295         struct spwd sp;
1296         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1297         [ sp_expire_available=yes ], []
1298         )
1299
1300         if test "x$sp_expire_available" = "xyes" ; then
1301                 AC_MSG_RESULT(yes)
1302                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1303         else
1304                 AC_MSG_RESULT(no)
1305         fi
1306 fi
1307
1308 # Use ip address instead of hostname in $DISPLAY
1309 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1310         DISPLAY_HACK_MSG="yes"
1311         AC_DEFINE(IPADDR_IN_DISPLAY)
1312 else
1313         DISPLAY_HACK_MSG="no"
1314         AC_ARG_WITH(ipaddr-display,
1315                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1316                 [
1317                         if test "x$withval" != "xno" ; then
1318                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1319                                 DISPLAY_HACK_MSG="yes"
1320                         fi
1321                 ]
1322         )
1323 fi
1324
1325 # Whether to mess with the default path
1326 SERVER_PATH_MSG="(default)"
1327 AC_ARG_WITH(default-path,
1328         [  --with-default-path=PATH Specify default \$PATH environment for server],
1329         [
1330                 if test "x$withval" != "xno" ; then
1331                         AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
1332                         SERVER_PATH_MSG="$withval"
1333                 fi
1334         ]
1335 )
1336
1337 # Whether to force IPv4 by default (needed on broken glibc Linux)
1338 IPV4_HACK_MSG="no"
1339 AC_ARG_WITH(ipv4-default,
1340         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1341         [
1342                 if test "x$withval" != "xno" ; then
1343                         AC_DEFINE(IPV4_DEFAULT)
1344                         IPV4_HACK_MSG="yes"
1345                 fi
1346         ]
1347 )
1348
1349 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1350 IPV4_IN6_HACK_MSG="no"
1351 AC_ARG_WITH(4in6,
1352         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1353         [
1354                 if test "x$withval" != "xno" ; then
1355                         AC_MSG_RESULT(yes)
1356                         AC_DEFINE(IPV4_IN_IPV6)
1357                         IPV4_IN6_HACK_MSG="yes"
1358                 else
1359                         AC_MSG_RESULT(no)
1360                 fi
1361         ],[
1362                 if test "x$inet6_default_4in6" = "xyes"; then
1363                         AC_MSG_RESULT([yes (default)])
1364                         AC_DEFINE(IPV4_IN_IPV6)
1365                         IPV4_IN6_HACK_MSG="yes"
1366                 else
1367                         AC_MSG_RESULT([no (default)])
1368                 fi
1369         ]
1370 )
1371
1372 AC_MSG_CHECKING(whether to install ssh as suid root)
1373 AC_ARG_ENABLE(suid-ssh,
1374 [  --enable-suid-ssh       Install ssh as suid root (default)
1375   --disable-suid-ssh      Install ssh without suid bit],
1376 [ case "$enableval" in
1377   no)
1378        AC_MSG_RESULT(no)
1379        SSHMODE=0711
1380        ;;
1381   *)   AC_MSG_RESULT(yes)
1382        SSHMODE=04711
1383        ;;
1384   esac ],
1385   AC_MSG_RESULT(yes)
1386   SSHMODE=04711
1387 )
1388 AC_SUBST(SSHMODE)
1389
1390
1391 # Where to place sshd.pid
1392 piddir=/var/run
1393 AC_ARG_WITH(pid-dir,
1394         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1395         [
1396                 if test "x$withval" != "xno" ; then
1397                         piddir=$withval
1398                 fi
1399         ]
1400 )
1401
1402 # make sure the directory exists
1403 if test ! -d $piddir ; then
1404         piddir=`eval echo ${sysconfdir}`
1405         case $piddir in
1406                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
1407         esac
1408 fi
1409
1410 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
1411 AC_SUBST(piddir)
1412
1413 dnl allow user to disable some login recording features
1414 AC_ARG_ENABLE(lastlog,
1415         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1416         [ AC_DEFINE(DISABLE_LASTLOG) ]
1417 )
1418 AC_ARG_ENABLE(utmp,
1419         [  --disable-utmp          disable use of utmp even if detected [no]],
1420         [ AC_DEFINE(DISABLE_UTMP) ]
1421 )
1422 AC_ARG_ENABLE(utmpx,
1423         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1424         [ AC_DEFINE(DISABLE_UTMPX) ]
1425 )
1426 AC_ARG_ENABLE(wtmp,
1427         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1428         [ AC_DEFINE(DISABLE_WTMP) ]
1429 )
1430 AC_ARG_ENABLE(wtmpx,
1431         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1432         [ AC_DEFINE(DISABLE_WTMPX) ]
1433 )
1434 AC_ARG_ENABLE(libutil,
1435         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1436         [ AC_DEFINE(DISABLE_LOGIN) ]
1437 )
1438 AC_ARG_ENABLE(pututline,
1439         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1440         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1441 )
1442 AC_ARG_ENABLE(pututxline,
1443         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1444         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1445 )
1446 AC_ARG_WITH(lastlog,
1447   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1448         [
1449                 if test "x$withval" = "xno" ; then
1450                         AC_DEFINE(DISABLE_LASTLOG)
1451                 else
1452                         conf_lastlog_location=$withval
1453                 fi
1454         ]
1455 )
1456
1457 dnl lastlog, [uw]tmpx? detection
1458 dnl  NOTE: set the paths in the platform section to avoid the
1459 dnl   need for command-line parameters
1460 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1461
1462 dnl lastlog detection
1463 dnl  NOTE: the code itself will detect if lastlog is a directory
1464 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1465 AC_TRY_COMPILE([
1466 #include <sys/types.h>
1467 #include <utmp.h>
1468 #ifdef HAVE_LASTLOG_H
1469 #  include <lastlog.h>
1470 #endif
1471 #ifdef HAVE_PATHS_H
1472 #  include <paths.h>
1473 #endif
1474         ],
1475         [ char *lastlog = LASTLOG_FILE; ],
1476         [ AC_MSG_RESULT(yes) ],
1477         [
1478                 AC_MSG_RESULT(no)
1479                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1480                 AC_TRY_COMPILE([
1481 #include <sys/types.h>
1482 #include <utmp.h>
1483 #ifdef HAVE_LASTLOG_H
1484 #  include <lastlog.h>
1485 #endif
1486 #ifdef HAVE_PATHS_H
1487 #  include <paths.h>
1488 #endif
1489                 ],
1490                 [ char *lastlog = _PATH_LASTLOG; ],
1491                 [ AC_MSG_RESULT(yes) ],
1492                 [
1493                         AC_MSG_RESULT(no)
1494                         system_lastlog_path=no
1495                 ])
1496         ]
1497 )
1498
1499 if test -z "$conf_lastlog_location"; then
1500         if test x"$system_lastlog_path" = x"no" ; then
1501                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1502                                 if (test -d "$f" || test -f "$f") ; then
1503                                         conf_lastlog_location=$f
1504                                 fi
1505                 done
1506                 if test -z "$conf_lastlog_location"; then
1507                         AC_MSG_WARN([** Cannot find lastlog **])
1508                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1509                 fi
1510         fi
1511 fi
1512
1513 if test -n "$conf_lastlog_location"; then
1514         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1515 fi
1516
1517 dnl utmp detection
1518 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1519 AC_TRY_COMPILE([
1520 #include <sys/types.h>
1521 #include <utmp.h>
1522 #ifdef HAVE_PATHS_H
1523 #  include <paths.h>
1524 #endif
1525         ],
1526         [ char *utmp = UTMP_FILE; ],
1527         [ AC_MSG_RESULT(yes) ],
1528         [ AC_MSG_RESULT(no)
1529           system_utmp_path=no ]
1530 )
1531 if test -z "$conf_utmp_location"; then
1532         if test x"$system_utmp_path" = x"no" ; then
1533                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1534                         if test -f $f ; then
1535                                 conf_utmp_location=$f
1536                         fi
1537                 done
1538                 if test -z "$conf_utmp_location"; then
1539                         AC_DEFINE(DISABLE_UTMP)
1540                 fi
1541         fi
1542 fi
1543 if test -n "$conf_utmp_location"; then
1544         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1545 fi
1546
1547 dnl wtmp detection
1548 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1549 AC_TRY_COMPILE([
1550 #include <sys/types.h>
1551 #include <utmp.h>
1552 #ifdef HAVE_PATHS_H
1553 #  include <paths.h>
1554 #endif
1555         ],
1556         [ char *wtmp = WTMP_FILE; ],
1557         [ AC_MSG_RESULT(yes) ],
1558         [ AC_MSG_RESULT(no)
1559           system_wtmp_path=no ]
1560 )
1561 if test -z "$conf_wtmp_location"; then
1562         if test x"$system_wtmp_path" = x"no" ; then
1563                 for f in /usr/adm/wtmp /var/log/wtmp; do
1564                         if test -f $f ; then
1565                                 conf_wtmp_location=$f
1566                         fi
1567                 done
1568                 if test -z "$conf_wtmp_location"; then
1569                         AC_DEFINE(DISABLE_WTMP)
1570                 fi
1571         fi
1572 fi
1573 if test -n "$conf_wtmp_location"; then
1574         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1575 fi
1576
1577
1578 dnl utmpx detection - I don't know any system so perverse as to require
1579 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1580 dnl  there, though.
1581 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1582 AC_TRY_COMPILE([
1583 #include <sys/types.h>
1584 #include <utmp.h>
1585 #ifdef HAVE_UTMPX_H
1586 #include <utmpx.h>
1587 #endif
1588 #ifdef HAVE_PATHS_H
1589 #  include <paths.h>
1590 #endif
1591         ],
1592         [ char *utmpx = UTMPX_FILE; ],
1593         [ AC_MSG_RESULT(yes) ],
1594         [ AC_MSG_RESULT(no)
1595           system_utmpx_path=no ]
1596 )
1597 if test -z "$conf_utmpx_location"; then
1598         if test x"$system_utmpx_path" = x"no" ; then
1599                 AC_DEFINE(DISABLE_UTMPX)
1600         fi
1601 else
1602         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1603 fi
1604
1605 dnl wtmpx detection
1606 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1607 AC_TRY_COMPILE([
1608 #include <sys/types.h>
1609 #include <utmp.h>
1610 #ifdef HAVE_UTMPX_H
1611 #include <utmpx.h>
1612 #endif
1613 #ifdef HAVE_PATHS_H
1614 #  include <paths.h>
1615 #endif
1616         ],
1617         [ char *wtmpx = WTMPX_FILE; ],
1618         [ AC_MSG_RESULT(yes) ],
1619         [ AC_MSG_RESULT(no)
1620           system_wtmpx_path=no ]
1621 )
1622 if test -z "$conf_wtmpx_location"; then
1623         if test x"$system_wtmpx_path" = x"no" ; then
1624                 AC_DEFINE(DISABLE_WTMPX)
1625         fi
1626 else
1627         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1628 fi
1629
1630
1631 # Change default command timeout for builtin PRNG
1632 entropy_timeout=200
1633 AC_ARG_WITH(entropy-timeout,
1634         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1635         [
1636                 if test "x$withval" != "xno" ; then
1637                         entropy_timeout=$withval
1638                 fi
1639         ]
1640 )
1641 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1642
1643
1644 if test ! -z "$blibpath" ; then
1645         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1646         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1647 fi
1648
1649 AC_EXEEXT
1650
1651 AC_OUTPUT(Makefile openbsd-compat/Makefile ssh_prng_cmds)
1652
1653 # Print summary of options
1654
1655 if test x$MANTYPE = x'$(CATMAN)' ; then
1656         MAN_MSG=cat
1657 else
1658         MAN_MSG=man
1659 fi
1660 if test ! -z "$RANDOM_POOL" ; then
1661         RAND_MSG="Device ($RANDOM_POOL)"
1662 else
1663         if test ! -z "$EGD_SOCKET" ; then
1664                 RAND_MSG="EGD/PRNGD ($EGD_SOCKET)"
1665         else
1666                 RAND_MSG="Builtin (timeout $entropy_timeout)"
1667                 BUILTIN_RNG=1
1668         fi
1669 fi
1670
1671 # Someone please show me a better way :)
1672 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
1673 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
1674 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
1675 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
1676 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
1677 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
1678 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
1679
1680 echo ""
1681 echo "OpenSSH configured has been configured with the following options."
1682 echo "                 User binaries: $B"
1683 echo "               System binaries: $C"
1684 echo "           Configuration files: $D"
1685 echo "               Askpass program: $E"
1686 echo "                  Manual pages: $F"
1687 echo "                      PID file: $G"
1688 echo "      Random number collection: $RAND_MSG"
1689 echo "                Manpage format: $MAN_MSG"
1690 echo "                   PAM support: ${PAM_MSG}"
1691 echo "            KerberosIV support: $KRB4_MSG"
1692 echo "                   AFS support: $AFS_MSG"
1693 echo "                 S/KEY support: $SKEY_MSG"
1694 echo "          TCP Wrappers support: $TCPW_MSG"
1695 echo "          MD5 password support: $MD5_MSG"
1696 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
1697 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
1698 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
1699
1700 echo ""
1701
1702 echo "              Host: ${host}"
1703 echo "          Compiler: ${CC}"
1704 echo "    Compiler flags: ${CFLAGS}"
1705 echo "Preprocessor flags: ${CPPFLAGS}"
1706 echo "      Linker flags: ${LDFLAGS}"
1707 echo "         Libraries: ${LIBS}"
1708
1709 echo ""
1710
1711 if test "x$PAM_MSG" = "xyes" ; then
1712         echo "PAM is enabled. You may need to install a PAM control file for sshd,"
1713         echo "otherwise password authentication may fail. Example PAM control files"
1714         echo "can be found in the contrib/ subdirectory"
1715         echo ""
1716 fi
1717
1718 if test ! -z "$BUILTIN_RNG" ; then
1719         echo "WARNING: you are using the builtin random number collection service."
1720         echo "Please read WARNING.RNG and request that your OS vendor includes"
1721         echo "/dev/random in future versions of their OS."
1722         echo ""
1723 fi
1724
1725 if test ! -z "$NO_SFTP"; then
1726         echo "sftp-server will be disabled.  Your compiler does not support"
1727         echo "64bit integers."
1728         echo ""
1729 fi