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_CHECK_PROG(AR, ar, ar)
  12 AC_PATH_PROG(PERL, perl)
  13 AC_SUBST(PERL)
  14 AC_PATH_PROG(ENT, ent)
  15 AC_SUBST(ENT)
  16
  17 if test -z "$LD" ; then
  18         LD=$CC
  19 fi
  20 AC_SUBST(LD)
  21
  22 # C Compiler features
  23 AC_C_INLINE
  24 if test "$GCC" = "yes"; then
  25         CFLAGS="$CFLAGS -Wall"
  26 fi
  27
  28 # Check for some target-specific stuff
  29 case "$host" in
  30 *-*-aix*)
  31         AFS_LIBS="-lld"
  32         CFLAGS="$CFLAGS -I/usr/local/include"
  33         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  34         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  35                 blibpath="/usr/lib:/lib:/usr/local/lib"
  36         fi
  37         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  38         AC_DEFINE(BROKEN_GETADDRINFO)
  39         MANTYPE='$(CATMAN)'
  40         mansubdir=cat
  41         dnl AIX handles lastlog as part of its login message
  42         AC_DEFINE(DISABLE_LASTLOG)
  43         MANTYPE='$(CATMAN)'
  44         mansubdir=cat
  45         ;;
  46 *-*-hpux10*)
  47         if test -z "$GCC"; then
  48                 CFLAGS="$CFLAGS -Ae"
  49         fi
  50         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
  51         AC_DEFINE(IPADDR_IN_DISPLAY)
  52         AC_MSG_CHECKING(for HPUX trusted system password database)
  53         if test -f /tcb/files/auth/system/default; then
  54                 AC_MSG_RESULT(yes)
  55                 AC_DEFINE(HAVE_HPUX_TRUSTED_SYSTEM_PW)
  56                 LIBS="$LIBS -lsec"
  57                 AC_MSG_WARN([This configuration is untested])
  58         else
  59                 AC_MSG_RESULT(no)
  60                 AC_DEFINE(DISABLE_SHADOW)
  61         fi
  62         MANTYPE='$(CATMAN)'
  63         mansubdir=cat
  64         ;;
  65 *-*-hpux11*)
  66         if test -z "$GCC"; then
  67                 CFLAGS="$CFLAGS -Ae"
  68         fi
  69         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
  70         AC_DEFINE(IPADDR_IN_DISPLAY)
  71         AC_MSG_CHECKING(for HPUX trusted system password database)
  72         if test -f /tcb/files/auth/system/default; then
  73                 AC_MSG_RESULT(yes)
  74                 AC_DEFINE(HAVE_HPUX_TRUSTED_SYSTEM_PW)
  75                 LIBS="$LIBS -lsec"
  76                 AC_MSG_WARN([This configuration is untested])
  77         else
  78                 AC_MSG_RESULT(no)
  79                 AC_DEFINE(DISABLE_SHADOW)
  80         fi
  81         MANTYPE='$(CATMAN)'
  82         mansubdir=cat
  83         ;;
  84 *-*-irix5*)
  85         CFLAGS="$CFLAGS -I/usr/local/include"
  86         LDFLAGS="$LDFLAGS"
  87         MANTYPE='$(CATMAN)'
  88         no_libsocket=1
  89         no_libnsl=1
  90         ;;
  91 *-*-irix6*)
  92         CFLAGS="$CFLAGS -I/usr/local/include"
  93         LDFLAGS="$LDFLAGS"
  94         MANTYPE='$(CATMAN)'
  95         AC_DEFINE(WITH_IRIX_ARRAY)
  96         AC_DEFINE(WITH_IRIX_PROJECT)
  97         AC_DEFINE(WITH_IRIX_AUDIT)
  98         no_libsocket=1
  99         no_libnsl=1
 100         ;;
 101 *-*-linux*)
 102         no_dev_ptmx=1
 103         AC_DEFINE(DONT_TRY_OTHER_AF)
 104         AC_DEFINE(PAM_TTY_KLUDGE)
 105         inet6_default_4in6=yes
 106         ;;
 107 *-*-netbsd*)
 108         need_dash_r=1
 109         ;;
 110 *-next-*)
 111         # hardwire lastlog location (can't detect it on some versions)
 112         conf_lastlog_location="/usr/adm/lastlog"
 113         conf_utmp_location=/etc/utmp
 114         AC_DEFINE(HAVE_NEXT)
 115         CFLAGS="$CFLAGS -I/usr/local/include"
 116         MAIL=/usr/spool/mail
 117         AC_MSG_WARN([*** Tested: PA-RISC/m68k  Untested: Sparc/Intel])
 118         AC_MSG_WARN([*** Expect 'scp' to fail!])
 119         AC_MSG_WARN([*** Please report any problems, thanks])
 120         ;;
 121 *-*-solaris*)
 122         CFLAGS="$CFLAGS -I/usr/local/include"
 123         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib -L/usr/ucblib -R/usr/ucblib"
 124         need_dash_r=1
 125         # hardwire lastlog location (can't detect it on some versions)
 126         conf_lastlog_location="/var/adm/lastlog"
 127         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 128         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 129         if test "$sol2ver" -ge 8; then
 130                 AC_MSG_RESULT(yes)
 131                 AC_DEFINE(DISABLE_UTMP)
 132                 AC_DEFINE(DISABLE_WTMP)
 133         else
 134                 AC_MSG_RESULT(no)
 135         fi
 136         ;;
 137 *-*-sunos4*)
 138         CFLAGS="$CFLAGS -DSUNOS4"
 139         AC_CHECK_FUNCS(getpwanam)
 140         ;;
 141 *-sni-sysv*)
 142         CFLAGS="$CFLAGS -I/usr/local/include"
 143         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 144         MANTYPE='$(CATMAN)'
 145         AC_DEFINE(IP_TOS_IS_BROKEN)
 146         mansubdir=cat
 147         LIBS="$LIBS -lgen -lnsl -lsocket -lucb"
 148         ;;
 149 *-*-sysv*)
 150         CFLAGS="$CFLAGS -I/usr/local/include"
 151         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 152         MANTYPE='$(CATMAN)'
 153         mansubdir=cat
 154         LIBS="$LIBS -lgen -lsocket"
 155         ;;
 156 *-*-sco3*)
 157         CFLAGS="$CFLAGS -I/usr/local/include"
 158         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 159         MANTYPE='$(CATMAN)'
 160         mansubdir=cat
 161         LIBS="$LIBS -lgen -lsocket"
 162         no_dev_ptmx=1
 163         ;;
 164 *-dec-osf*)
 165 # This is untested
 166         if test ! -z "USE_SIA" ; then
 167                 AC_MSG_CHECKING(for Digital Unix Security Integration Architecture)
 168                 if test -f /etc/sia/matrix.conf; then
 169                         AC_MSG_RESULT(yes)
 170                         AC_DEFINE(HAVE_OSF_SIA)
 171                         AC_DEFINE(DISABLE_LOGIN)
 172                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 173                 else
 174                         AC_MSG_RESULT(no)
 175                 fi
 176         fi
 177         ;;
 178 esac
 179
 180 # Allow user to specify flags
 181 AC_ARG_WITH(cflags,
 182         [  --with-cflags           Specify additional flags to pass to compiler],
 183         [
 184                 if test "x$withval" != "xno" ; then
 185                         CFLAGS="$CFLAGS $withval"
 186                 fi
 187         ]
 188 )
 189 AC_ARG_WITH(ldflags,
 190         [  --with-ldlags           Specify additional flags to pass to linker],
 191         [
 192                 if test "x$withval" != "xno" ; then
 193                         LDFLAGS="$LDFLAGS $withval"
 194                 fi
 195         ]
 196 )
 197 AC_ARG_WITH(libs,
 198         [  --with-libs             Specify additional libraries to link with],
 199         [
 200                 if test "x$withval" != "xno" ; then
 201                         LIBS="$LIBS $withval"
 202                 fi
 203         ]
 204 )
 205
 206
 207 # Checks for libraries.
 208 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first ***]))
 209 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 210
 211 if test -z "$no_libsocket" ; then
 212         AC_CHECK_LIB(nsl, yp_match, , )
 213 fi
 214 if test -z "$no_libnsl" ; then
 215         AC_CHECK_LIB(socket, main, , )
 216 fi
 217
 218 # Checks for header files.
 219 AC_CHECK_HEADERS(bstring.h endian.h lastlog.h limits.h login.h maillock.h netdb.h netgroup.h netinet/in_systm.h paths.h poll.h pty.h shadow.h security/pam_appl.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/select.h sys/stat.h sys/stropts.h sys/sysmacros.h sys/time.h sys/ttcompat.h stddef.h time.h usersec.h util.h utmp.h utmpx.h)
 220
 221 # Checks for library functions.
 222 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_af clock freeaddrinfo gai_strerror getaddrinfo getnameinfo getrusage innetgr md5_crypt memmove mkdtemp on_exit openpty rresvport_af setenv seteuid setlogin setproctitle setreuid sigaction sigvec snprintf strlcat strlcpy vsnprintf vhangup _getpty __b64_ntop)
 223 dnl    checks for time functions
 224 AC_CHECK_FUNCS(gettimeofday time)
 225 dnl    checks for libutil functions
 226 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 227 dnl    checks for utmp functions
 228 AC_CHECK_FUNCS(entutent getutent getutid getutline pututline setutent)
 229 AC_CHECK_FUNCS(utmpname)
 230 dnl    checks for utmpx functions
 231 AC_CHECK_FUNCS(entutxent getutxent getutxid getutxline pututxline )
 232 AC_CHECK_FUNCS(setutxent utmpxname)
 233
 234 AC_CHECK_FUNC(getuserattr,
 235         [AC_DEFINE(HAVE_GETUSERATTR)],
 236         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 237 )
 238
 239 AC_CHECK_FUNC(login,
 240         [AC_DEFINE(HAVE_LOGIN)],
 241         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 242 )
 243
 244 AC_CHECK_FUNC(daemon,
 245         [AC_DEFINE(HAVE_DAEMON)],
 246         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 247 )
 248
 249 AC_CHECK_FUNC(getpagesize,
 250         [AC_DEFINE(HAVE_GETPAGESIZE)],
 251         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 252 )
 253
 254 # Check for broken snprintf
 255 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 256         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 257         AC_TRY_RUN(
 258                 [
 259 #include <stdio.h>
 260 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 261                 ],
 262                 [AC_MSG_RESULT(yes)],
 263                 [
 264                         AC_MSG_RESULT(no)
 265                         AC_DEFINE(BROKEN_SNPRINTF)
 266                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 267                 ]
 268         )
 269 fi
 270
 271 PAM_MSG="no"
 272 AC_ARG_WITH(pam,
 273         [  --without-pam           Disable PAM support ],
 274         [
 275                 if test "x$withval" = "xno" ; then
 276                         no_pam=1
 277                         AC_DEFINE(DISABLE_PAM)
 278                         PAM_MSG="disabled"
 279                 fi
 280         ]
 281 )
 282 if (test -z "$no_pam" && test "x$ac_cv_header_security_pam_appl_h" = "xyes") ; then
 283         AC_CHECK_LIB(dl, dlopen, , )
 284         LIBS="$LIBS -lpam"
 285
 286         AC_CHECK_FUNCS(pam_getenvlist)
 287
 288         disable_shadow=yes
 289
 290         PAM_MSG="yes"
 291
 292         # Check PAM strerror arguments (old PAM)
 293         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 294         AC_TRY_COMPILE(
 295                 [
 296 #include <stdlib.h>
 297 #include <security/pam_appl.h>
 298                 ],
 299                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 300                 [AC_MSG_RESULT(no)],
 301                 [
 302                         AC_DEFINE(HAVE_OLD_PAM)
 303                         AC_MSG_RESULT(yes)
 304                         PAM_MSG="yes (old library)"
 305                 ]
 306         )
 307 fi
 308
 309 # The big search for OpenSSL
 310 AC_ARG_WITH(ssl-dir,
 311         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 312         [
 313                 if test "x$withval" != "$xno" ; then
 314                         tryssldir=$withval
 315                 fi
 316         ]
 317 )
 318
 319 saved_LIBS="$LIBS"
 320 saved_LDFLAGS="$LDFLAGS"
 321 saved_CFLAGS="$CFLAGS"
 322 if test "x$prefix" != "xNONE" ; then
 323         tryssldir="$tryssldir $prefix"
 324 fi
 325 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 326
 327         for ssldir in "" $tryssldir /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 328                 if test ! -z "$ssldir" ; then
 329                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 330                         CFLAGS="$saved_CFLAGS -I$ssldir/include"
 331                         if test ! -z "$need_dash_r" ; then
 332                                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 333                         fi
 334                 else
 335                         LDFLAGS="$saved_LDFLAGS"
 336                 fi
 337
 338                 LIBS="$saved_LIBS -lcrypto"
 339
 340                 # Basic test to check for compatible version and correct linking
 341                 # *does not* test for RSA - that comes later.
 342                 AC_TRY_RUN(
 343                         [
 344 #include <string.h>
 345 #include <openssl/rand.h>
 346 int main(void)
 347 {
 348         char a[2048];
 349         memset(a, 0, sizeof(a));
 350         RAND_add(a, sizeof(a), sizeof(a));
 351         return(RAND_status() <= 0);
 352 }
 353                         ],
 354                         [
 355                                 found_crypto=1
 356                                 break;
 357                         ], []
 358                 )
 359
 360                 if test ! -z "$found_crypto" ; then
 361                         break;
 362                 fi
 363         done
 364
 365         if test -z "$found_crypto" ; then
 366                 AC_MSG_ERROR([Could not find working SSLeay / OpenSSL libraries, please install])
 367         fi
 368         if test -z "$ssldir" ; then
 369                 ssldir="(system)"
 370         fi
 371
 372         ac_cv_openssldir=$ssldir
 373 ])
 374
 375 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 376         AC_DEFINE(HAVE_OPENSSL)
 377         dnl Need to recover ssldir - test above runs in subshell
 378         ssldir=$ac_cv_openssldir
 379         CFLAGS="$saved_CFLAGS -I$ssldir/include"
 380         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 381         if test ! -z "$need_dash_r" ; then
 382                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 383         fi
 384         if test ! -z "$blibpath" ; then
 385                 blibpath="$blibpath:$ssldir:$ssldir/lib"
 386         fi
 387 fi
 388 LIBS="$saved_LIBS -lcrypto"
 389
 390 # Now test RSA support
 391 saved_LIBS="$LIBS"
 392 AC_MSG_CHECKING([for RSA support])
 393 for WANTS_RSAREF in "" 1 ; do
 394         if test -z "$WANTS_RSAREF" ; then
 395                 LIBS="$saved_LIBS"
 396         else
 397                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 398         fi
 399         AC_TRY_RUN([
 400 #include <string.h>
 401 #include <openssl/rand.h>
 402 #include <openssl/rsa.h>
 403 #include <openssl/bn.h>
 404 #include <openssl/sha.h>
 405 int main(void)
 406 {
 407         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 408         unsigned char c[256], p[256];
 409         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 410         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 411         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 412         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 413 }
 414         ],
 415         [
 416                 rsa_works=1
 417                 break;
 418         ], [])
 419 done
 420
 421 if test ! -z "$no_rsa" ; then
 422         AC_MSG_RESULT(disabled)
 423         RSA_MSG="disabled"
 424 else
 425         if test -z "$rsa_works" ; then
 426                 AC_MSG_WARN([*** No RSA support found *** ])
 427                 RSA_MSG="no"
 428         else
 429                 if test -z "$WANTS_RSAREF" ; then
 430                         AC_MSG_RESULT(yes)
 431                         RSA_MSG="yes"
 432                 else
 433                         RSA_MSG="yes (using RSAref)"
 434                         AC_MSG_RESULT(using RSAref)
 435                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
 436                 fi
 437         fi
 438 fi
 439
 440 # Checks for data types
 441 AC_CHECK_SIZEOF(char, 1)
 442 AC_CHECK_SIZEOF(short int, 2)
 443 AC_CHECK_SIZEOF(int, 4)
 444 AC_CHECK_SIZEOF(long int, 4)
 445 AC_CHECK_SIZEOF(long long int, 8)
 446
 447 # More checks for data types
 448 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 449         AC_TRY_COMPILE(
 450                 [ #include <sys/types.h> ],
 451                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 452                 [ ac_cv_have_intxx_t="yes" ],
 453                 [ ac_cv_have_intxx_t="no" ]
 454         )
 455 ])
 456 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 457         AC_DEFINE(HAVE_INTXX_T)
 458         have_intxx_t=1
 459 fi
 460
 461 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 462         AC_TRY_COMPILE(
 463                 [ #include <sys/types.h> ],
 464                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 465                 [ ac_cv_have_u_intxx_t="yes" ],
 466                 [ ac_cv_have_u_intxx_t="no" ]
 467         )
 468 ])
 469 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 470         AC_DEFINE(HAVE_U_INTXX_T)
 471         have_u_intxx_t=1
 472 fi
 473
 474
 475 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
 476            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
 477 then
 478         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 479         AC_TRY_COMPILE(
 480                 [
 481 #include <sys/bitypes.h>
 482                 ],
 483                 [
 484                         int8_t a; int16_t b; int32_t c;
 485                         u_int8_t e; u_int16_t f; u_int32_t g;
 486                         a = b = c = e = f = g = 1;
 487                 ],
 488                 [
 489                         AC_DEFINE(HAVE_U_INTXX_T)
 490                         AC_DEFINE(HAVE_INTXX_T)
 491                         AC_MSG_RESULT(yes)
 492                 ],
 493                 [AC_MSG_RESULT(no)]
 494         )
 495 fi
 496
 497 if test -z "$have_u_intxx_t" ; then
 498         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 499                 AC_TRY_COMPILE(
 500                         [
 501 #include <sys/types.h>
 502                         ],
 503                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 504                         [ ac_cv_have_uintxx_t="yes" ],
 505                         [ ac_cv_have_uintxx_t="no" ]
 506                 )
 507         ])
 508         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 509                 AC_DEFINE(HAVE_UINTXX_T)
 510         fi
 511 fi
 512
 513 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 514         AC_TRY_COMPILE(
 515                 [
 516 #include <sys/types.h>
 517 #include <sys/socket.h>
 518                 ],
 519                 [socklen_t foo; foo = 1235;],
 520                 [ ac_cv_have_socklen_t="yes" ],
 521                 [ ac_cv_have_socklen_t="no" ]
 522         )
 523 ])
 524 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 525         AC_DEFINE(HAVE_SOCKLEN_T)
 526 fi
 527
 528 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 529         AC_TRY_COMPILE(
 530                 [
 531 #include <sys/types.h>
 532                 ],
 533                 [ size_t foo; foo = 1235; ],
 534                 [ ac_cv_have_size_t="yes" ],
 535                 [ ac_cv_have_size_t="no" ]
 536         )
 537 ])
 538 if test "x$ac_cv_have_size_t" = "xyes" ; then
 539         AC_DEFINE(HAVE_SIZE_T)
 540 fi
 541
 542 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 543         AC_TRY_COMPILE(
 544                 [
 545 #include <sys/types.h>
 546                 ],
 547                 [ ssize_t foo; foo = 1235; ],
 548                 [ ac_cv_have_ssize_t="yes" ],
 549                 [ ac_cv_have_ssize_t="no" ]
 550         )
 551 ])
 552 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 553         AC_DEFINE(HAVE_SSIZE_T)
 554 fi
 555
 556 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
 557         AC_TRY_COMPILE(
 558                 [
 559 #include <sys/types.h>
 560 #include <sys/socket.h>
 561                 ],
 562                 [ sa_family_t foo; foo = 1235; ],
 563                 [ ac_cv_have_sa_family_t="yes" ],
 564                 [ ac_cv_have_sa_family_t="no" ]
 565         )
 566 ])
 567 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
 568         AC_DEFINE(HAVE_SA_FAMILY_T)
 569 fi
 570
 571 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
 572         AC_TRY_COMPILE(
 573                 [
 574 #include <sys/types.h>
 575                 ],
 576                 [ pid_t foo; foo = 1235; ],
 577                 [ ac_cv_have_pid_t="yes" ],
 578                 [ ac_cv_have_pid_t="no" ]
 579         )
 580 ])
 581 if test "x$ac_cv_have_pid_t" = "xyes" ; then
 582         AC_DEFINE(HAVE_PID_T)
 583 fi
 584
 585 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
 586         AC_TRY_COMPILE(
 587                 [
 588 #include <sys/types.h>
 589                 ],
 590                 [ mode_t foo; foo = 1235; ],
 591                 [ ac_cv_have_mode_t="yes" ],
 592                 [ ac_cv_have_mode_t="no" ]
 593         )
 594 ])
 595 if test "x$ac_cv_have_mode_t" = "xyes" ; then
 596         AC_DEFINE(HAVE_MODE_T)
 597 fi
 598
 599
 600 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
 601         AC_TRY_COMPILE(
 602                 [
 603 #include <sys/types.h>
 604 #include <sys/socket.h>
 605                 ],
 606                 [ struct sockaddr_storage s; ],
 607                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
 608                 [ ac_cv_have_struct_sockaddr_storage="no" ]
 609         )
 610 ])
 611 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
 612         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
 613 fi
 614
 615 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
 616         AC_TRY_COMPILE(
 617                 [
 618 #include <sys/types.h>
 619 #include <netinet/in.h>
 620                 ],
 621                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
 622                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
 623                 [ ac_cv_have_struct_sockaddr_in6="no" ]
 624         )
 625 ])
 626 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
 627         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
 628 fi
 629
 630 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
 631         AC_TRY_COMPILE(
 632                 [
 633 #include <sys/types.h>
 634 #include <netinet/in.h>
 635                 ],
 636                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
 637                 [ ac_cv_have_struct_in6_addr="yes" ],
 638                 [ ac_cv_have_struct_in6_addr="no" ]
 639         )
 640 ])
 641 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
 642         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
 643 fi
 644
 645 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
 646         AC_TRY_COMPILE(
 647                 [
 648 #include <sys/types.h>
 649 #include <sys/socket.h>
 650 #include <netdb.h>
 651                 ],
 652                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
 653                 [ ac_cv_have_struct_addrinfo="yes" ],
 654                 [ ac_cv_have_struct_addrinfo="no" ]
 655         )
 656 ])
 657 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
 658         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
 659 fi
 660
 661
 662 # Checks for structure members
 663
 664 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
 665 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
 666 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
 667 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
 668 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
 669 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
 670 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
 671 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
 672 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
 673 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
 674 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
 675 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
 676 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
 677 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
 678 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
 679 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
 680 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
 681
 682 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
 683                 ac_cv_have_ss_family_in_struct_ss, [
 684         AC_TRY_COMPILE(
 685                 [
 686 #include <sys/types.h>
 687 #include <sys/socket.h>
 688                 ],
 689                 [ struct sockaddr_storage s; s.ss_family = 1; ],
 690                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
 691                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
 692         )
 693 ])
 694 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
 695         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
 696 fi
 697
 698 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
 699                 ac_cv_have___ss_family_in_struct_ss, [
 700         AC_TRY_COMPILE(
 701                 [
 702 #include <sys/types.h>
 703 #include <sys/socket.h>
 704                 ],
 705                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
 706                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
 707                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
 708         )
 709 ])
 710 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
 711         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
 712 fi
 713
 714
 715 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
 716         AC_TRY_LINK([],
 717                 [ extern char *__progname; printf("%s", __progname); ],
 718                 [ ac_cv_libc_defines___progname="yes" ],
 719                 [ ac_cv_libc_defines___progname="no" ]
 720         )
 721 ])
 722 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
 723         AC_DEFINE(HAVE___PROGNAME)
 724 fi
 725
 726
 727 # Looking for programs, paths and files
 728 AC_ARG_WITH(rsh,
 729         [  --with-rsh=PATH         Specify path to remote shell program ],
 730         [
 731                 if test "x$withval" != "$no" ; then
 732                         rsh_path=$withval
 733                 fi
 734         ],
 735         [
 736                 AC_PATH_PROG(rsh_path, rsh)
 737         ]
 738 )
 739
 740 AC_ARG_WITH(xauth,
 741         [  --with-xauth=PATH       Specify path to xauth program ],
 742         [
 743                 if test "x$withval" != "$xno" ; then
 744                         xauth_path=$withval
 745                 fi
 746         ],
 747         [
 748                 AC_PATH_PROG(xauth_path, xauth)
 749                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
 750                         xauth_path="/usr/openwin/bin/xauth"
 751                 fi
 752         ]
 753 )
 754
 755 if test ! -z "$xauth_path" ; then
 756         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
 757 fi
 758 if test ! -z "$rsh_path" ; then
 759         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
 760 fi
 761
 762 # Check for mail directory (last resort if we cannot get it from headers)
 763 if test ! -z "$MAIL" ; then
 764         maildir=`dirname $MAIL`
 765         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
 766 fi
 767
 768 if test -z "$no_dev_ptmx" ; then
 769         AC_CHECK_FILE("/dev/ptmx",
 770                 [
 771                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
 772                         have_dev_ptmx=1
 773                 ]
 774         )
 775 fi
 776 AC_CHECK_FILE("/dev/ptc",
 777         [
 778                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
 779                 have_dev_ptc=1
 780         ]
 781 )
 782
 783 # Options from here on. Some of these are preset by platform above
 784
 785 # Check for user-specified random device, otherwise check /dev/urandom
 786 AC_ARG_WITH(random,
 787         [  --with-random=FILE      read randomness from FILE (default=/dev/urandom)],
 788         [
 789                 if test "x$withval" != "xno" ; then
 790                         RANDOM_POOL="$withval";
 791                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
 792                 fi
 793         ],
 794         [
 795                 # Check for random device
 796                 AC_CHECK_FILE("/dev/urandom",
 797                         [
 798                                 RANDOM_POOL="/dev/urandom";
 799                                 AC_SUBST(RANDOM_POOL)
 800                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
 801                         ]
 802                 )
 803         ]
 804 )
 805
 806 # Check for EGD pool file
 807 AC_ARG_WITH(egd-pool,
 808         [  --with-egd-pool=FILE    read randomness from EGD pool FILE (default none)],
 809         [
 810                 if test "x$withval" != "xno" ; then
 811                         EGD_SOCKET="$withval";
 812                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
 813                 fi
 814         ]
 815 )
 816
 817 # detect pathnames for entropy gathering commands, if we need them
 818 INSTALL_SSH_PRNG_CMDS=""
 819 rm -f prng_commands
 820 if (test -z "$RANDOM_POOL" && test -z "$EGD_SOCKET") ; then
 821         # Use these commands to collect entropy
 822         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 823         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
 824         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
 825         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
 826         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
 827         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
 828         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
 829         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
 830         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
 831         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
 832         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
 833         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
 834         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
 835         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
 836         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 837
 838         INSTALL_SSH_PRNG_CMDS="yes"
 839 fi
 840 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
 841
 842
 843 AC_ARG_WITH(catman,
 844         [  --with-catman=man|cat   Install preformatted manpages[no]],
 845         [
 846                 MANTYPE='$(CATMAN)'
 847                 if test x"$withval" != x"yes" ; then
 848                    mansubdir=$withval
 849                 else
 850                    mansubdir=cat
 851                 fi
 852         ], [
 853                 if test -z "$MANTYPE" ; then
 854                         MANTYPE='$(TROFFMAN)'
 855                         mansubdir=man
 856                 fi
 857         ]
 858 )
 859 AC_SUBST(MANTYPE)
 860 AC_SUBST(mansubdir)
 861
 862 # Check whether user wants Kerberos support
 863 KRB4_MSG="no"
 864 AC_ARG_WITH(kerberos4,
 865         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
 866         [
 867                 if test "x$withval" != "xno" ; then
 868
 869                         if test "x$withval" != "$xyes" ; then
 870                                 CFLAGS="$CFLAGS -I${withval}/include"
 871                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 872                                 if test ! -z "$need_dash_r" ; then
 873                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
 874                                 fi
 875                                 if test ! -z "$blibpath" ; then
 876                                         blibpath="$blibpath:${withval}/lib"
 877                                 fi
 878                         else
 879                                 if test -d /usr/include/kerberosIV ; then
 880                                         CFLAGS="$CFLAGS -I/usr/include/kerberosIV"
 881                                 fi
 882                         fi
 883
 884                         AC_CHECK_HEADERS(krb.h)
 885                         AC_CHECK_LIB(krb, main)
 886                         if test "$ac_cv_header_krb_h" != yes; then
 887                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
 888                         fi
 889                         if test "$ac_cv_lib_krb_main" != yes; then
 890                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
 891                         fi
 892
 893                         KLIBS="-lkrb -ldes"
 894                         AC_CHECK_LIB(resolv, dn_expand, , )
 895                         KRB4=yes
 896                         KRB4_MSG="yes"
 897                         AC_DEFINE(KRB4)
 898                 fi
 899         ]
 900 )
 901
 902 # Check whether user wants AFS support
 903 AFS_MSG="no"
 904 AC_ARG_WITH(afs,
 905         [  --with-afs=PATH         Enable AFS support],
 906         [
 907                 if test "x$withval" != "xno" ; then
 908
 909                         if test "x$withval" != "$xyes" ; then
 910                                 CFLAGS="$CFLAGS -I${withval}/include"
 911                                 LFLAGS="$LFLAGS -L${withval}/lib"
 912                         fi
 913
 914                         if test -z "$KRB4" ; then
 915                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
 916                         fi
 917
 918                         LIBS="$LIBS -lkafs"
 919                         if test ! -z "$AFS_LIBS" ; then
 920                                 LIBS="$LIBS $AFS_LIBS"
 921                         fi
 922                         AC_DEFINE(AFS)
 923                         AFS_MSG="yes"
 924                 fi
 925         ]
 926 )
 927 LIBS="$LIBS $KLIBS"
 928
 929 # Check whether user wants S/Key support
 930 SKEY_MSG="no"
 931 AC_ARG_WITH(skey,
 932         [  --with-skey             Enable S/Key support],
 933         [
 934                 if test "x$withval" != "xno" ; then
 935                         AC_DEFINE(SKEY)
 936                         LIBS="$LIBS -lskey"
 937                         SKEY_MSG="yes"
 938                 fi
 939         ]
 940 )
 941
 942 # Check whether user wants TCP wrappers support
 943 TCPW_MSG="no"
 944 AC_ARG_WITH(tcp-wrappers,
 945         [  --with-tcp-wrappers     Enable tcpwrappers support],
 946         [
 947                 if test "x$withval" != "xno" ; then
 948                         saved_LIBS="$LIBS"
 949                         LIBS="$LIBS -lwrap"
 950                         AC_MSG_CHECKING(for libwrap)
 951                         AC_TRY_LINK(
 952                                 [
 953 #include <tcpd.h>
 954                                         int deny_severity = 0, allow_severity = 0;
 955                                 ],
 956                                 [hosts_access(0);],
 957                                 [
 958                                         AC_MSG_RESULT(yes)
 959                                         AC_DEFINE(LIBWRAP)
 960                                         TCPW_MSG="yes"
 961                                 ],
 962                                 [
 963                                         AC_MSG_ERROR([*** libwrap missing])
 964                                 ]
 965                         )
 966                 fi
 967         ]
 968 )
 969
 970 # Check whether to enable MD5 passwords
 971 MD5_MSG="no"
 972 AC_ARG_WITH(md5-passwords,
 973         [  --with-md5-passwords    Enable use of MD5 passwords],
 974         [
 975                 if test "x$withval" != "xno" ; then
 976                         AC_DEFINE(HAVE_MD5_PASSWORDS)
 977                         MD5_MSG="yes"
 978                 fi
 979         ]
 980 )
 981
 982 # Whether to disable shadow password support
 983 AC_ARG_WITH(shadow,
 984         [  --without-shadow        Disable shadow password support],
 985         [
 986                 if test "x$withval" = "xno" ; then
 987                         AC_DEFINE(DISABLE_SHADOW)
 988                         disable_shadow=yes
 989                 fi
 990         ]
 991 )
 992
 993 if test -z "$disable_shadow" ; then
 994         AC_MSG_CHECKING([if the systems has expire shadow information])
 995         AC_TRY_COMPILE(
 996         [
 997 #include <sys/types.h>
 998 #include <shadow.h>
 999         struct spwd sp;
1000         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1001         [ sp_expire_available=yes ], []
1002         )
1003
1004         if test "x$sp_expire_available" = "xyes" ; then
1005                 AC_MSG_RESULT(yes)
1006                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1007         else
1008                 AC_MSG_RESULT(no)
1009         fi
1010 fi
1011
1012 # Use ip address instead of hostname in $DISPLAY
1013 DISPLAY_HACK_MSG="no"
1014 AC_ARG_WITH(ipaddr-display,
1015         [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1016         [
1017                 if test "x$withval" = "xno" ; then
1018                         AC_DEFINE(IPADDR_IN_DISPLAY)
1019                         DISPLAY_HACK_MSG="yes"
1020                 fi
1021         ]
1022 )
1023
1024 # Whether to mess with the default path
1025 SERVER_PATH_MSG="(default)"
1026 AC_ARG_WITH(default-path,
1027         [  --with-default-path=PATH Specify default \$PATH environment for server],
1028         [
1029                 if test "x$withval" != "xno" ; then
1030                         AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
1031                         SERVER_PATH_MSG="$withval"
1032                 fi
1033         ]
1034 )
1035
1036 # Whether to force IPv4 by default (needed on broken glibc Linux)
1037 IPV4_HACK_MSG="no"
1038 AC_ARG_WITH(ipv4-default,
1039         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1040         [
1041                 if test "x$withval" != "xno" ; then
1042                         AC_DEFINE(IPV4_DEFAULT)
1043                         IPV4_HACK_MSG="yes"
1044                 fi
1045         ]
1046 )
1047
1048 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1049 IPV4_IN6_HACK_MSG="no"
1050 AC_ARG_WITH(4in6,
1051         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1052         [
1053                 if test "x$withval" != "xno" ; then
1054                         AC_MSG_RESULT(yes)
1055                         AC_DEFINE(IPV4_IN_IPV6)
1056                         IPV4_IN6_HACK_MSG="yes"
1057                 else
1058                         AC_MSG_RESULT(no)
1059                 fi
1060         ],[
1061                 if test "x$inet6_default_4in6" = "xyes"; then
1062                         AC_MSG_RESULT([yes (default)])
1063                         AC_DEFINE(IPV4_IN_IPV6)
1064                         IPV4_IN6_HACK_MSG="yes"
1065                 else
1066                         AC_MSG_RESULT([no (default)])
1067                 fi
1068         ]
1069 )
1070
1071 # Where to place sshd.pid
1072 piddir=/var/run
1073 AC_ARG_WITH(pid-dir,
1074         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1075         [
1076                 if test "x$withval" != "xno" ; then
1077                         piddir=$withval
1078                 fi
1079         ]
1080 )
1081
1082 AC_DEFINE_UNQUOTED(PIDDIR, "$piddir")
1083 AC_SUBST(piddir)
1084
1085 dnl allow user to disable some login recording features
1086 AC_ARG_ENABLE(lastlog,
1087         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1088         [ AC_DEFINE(DISABLE_LASTLOG) ]
1089 )
1090 AC_ARG_ENABLE(utmp,
1091         [  --disable-utmp          disable use of utmp even if detected [no]],
1092         [ AC_DEFINE(DISABLE_UTMP) ]
1093 )
1094 AC_ARG_ENABLE(utmpx,
1095         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1096         [ AC_DEFINE(DISABLE_UTMPX) ]
1097 )
1098 AC_ARG_ENABLE(wtmp,
1099         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1100         [ AC_DEFINE(DISABLE_WTMP) ]
1101 )
1102 AC_ARG_ENABLE(wtmpx,
1103         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1104         [ AC_DEFINE(DISABLE_WTMPX) ]
1105 )
1106 AC_ARG_ENABLE(libutil,
1107         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1108         [ AC_DEFINE(DISABLE_LOGIN) ]
1109 )
1110 AC_ARG_ENABLE(pututline,
1111         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1112         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1113 )
1114 AC_ARG_ENABLE(pututxline,
1115         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1116         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1117 )
1118 AC_ARG_WITH(lastlog,
1119   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1120   [ conf_lastlog_location="$withval";  ],)
1121
1122 dnl lastlog, [uw]tmpx? detection
1123 dnl  NOTE: set the paths in the platform section to avoid the
1124 dnl   need for command-line parameters
1125 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1126
1127 dnl lastlog detection
1128 dnl  NOTE: the code itself will detect if lastlog is a directory
1129 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1130 AC_TRY_COMPILE([
1131 #include <sys/types.h>
1132 #include <utmp.h>
1133 #ifdef HAVE_LASTLOG_H
1134 #  include <lastlog.h>
1135 #endif
1136 #ifdef HAVE_PATHS_H
1137 #  include <paths.h>
1138 #endif
1139         ],
1140         [ char *lastlog = LASTLOG_FILE; ],
1141         [ AC_MSG_RESULT(yes) ],
1142         [
1143                 AC_MSG_RESULT(no)
1144                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1145                 AC_TRY_COMPILE([
1146 #include <sys/types.h>
1147 #include <utmp.h>
1148 #ifdef HAVE_LASTLOG_H
1149 #  include <lastlog.h>
1150 #endif
1151 #ifdef HAVE_PATHS_H
1152 #  include <paths.h>
1153 #endif
1154                 ],
1155                 [ char *lastlog = _PATH_LASTLOG; ],
1156                 [ AC_MSG_RESULT(yes) ],
1157                 [
1158                         AC_MSG_RESULT(no)
1159                         system_lastlog_path=no
1160                 ])
1161         ]
1162 )
1163
1164 if test -z "$conf_lastlog_location"; then
1165         if test x"$system_lastlog_path" = x"no" ; then
1166                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1167                                 if (test -d "$f" || test -f "$f") ; then
1168                                         conf_lastlog_location=$f
1169                                 fi
1170                 done
1171                 if test -z "$conf_lastlog_location"; then
1172                         AC_MSG_WARN([** Cannot find lastlog **])
1173                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1174                 fi
1175         fi
1176 fi
1177
1178 if test -n "$conf_lastlog_location"; then
1179         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1180 fi
1181
1182 dnl utmp detection
1183 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1184 AC_TRY_COMPILE([
1185 #include <sys/types.h>
1186 #include <utmp.h>
1187 #ifdef HAVE_PATHS_H
1188 #  include <paths.h>
1189 #endif
1190         ],
1191         [ char *utmp = UTMP_FILE; ],
1192         [ AC_MSG_RESULT(yes) ],
1193         [ AC_MSG_RESULT(no)
1194           system_utmp_path=no ]
1195 )
1196 if test -z "$conf_utmp_location"; then
1197         if test x"$system_utmp_path" = x"no" ; then
1198                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1199                         if test -f $f ; then
1200                                 conf_utmp_location=$f
1201                         fi
1202                 done
1203                 if test -z "$conf_utmp_location"; then
1204                         AC_DEFINE(DISABLE_UTMP)
1205                 fi
1206         fi
1207 fi
1208 if test -n "$conf_utmp_location"; then
1209         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1210 fi
1211
1212 dnl wtmp detection
1213 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1214 AC_TRY_COMPILE([
1215 #include <sys/types.h>
1216 #include <utmp.h>
1217 #ifdef HAVE_PATHS_H
1218 #  include <paths.h>
1219 #endif
1220         ],
1221         [ char *wtmp = WTMP_FILE; ],
1222         [ AC_MSG_RESULT(yes) ],
1223         [ AC_MSG_RESULT(no)
1224           system_wtmp_path=no ]
1225 )
1226 if test -z "$conf_wtmp_location"; then
1227         if test x"$system_wtmp_path" = x"no" ; then
1228                 for f in /usr/adm/wtmp /var/log/wtmp; do
1229                         if test -f $f ; then
1230                                 conf_wtmp_location=$f
1231                         fi
1232                 done
1233                 if test -z "$conf_wtmp_location"; then
1234                         AC_DEFINE(DISABLE_WTMP)
1235                 fi
1236         fi
1237 fi
1238 if test -n "$conf_wtmp_location"; then
1239         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1240 fi
1241
1242
1243 dnl utmpx detection - I don't know any system so perverse as to require
1244 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1245 dnl  there, though.
1246 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1247 AC_TRY_COMPILE([
1248 #include <sys/types.h>
1249 #include <utmp.h>
1250 #ifdef HAVE_UTMPX_H
1251 #include <utmpx.h>
1252 #endif
1253 #ifdef HAVE_PATHS_H
1254 #  include <paths.h>
1255 #endif
1256         ],
1257         [ char *utmpx = UTMPX_FILE; ],
1258         [ AC_MSG_RESULT(yes) ],
1259         [ AC_MSG_RESULT(no)
1260           system_utmpx_path=no ]
1261 )
1262 if test -z "$conf_utmpx_location"; then
1263         if test x"$system_utmpx_path" = x"no" ; then
1264                 AC_DEFINE(DISABLE_UTMPX)
1265         fi
1266 else
1267         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1268 fi
1269
1270 dnl wtmpx detection
1271 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1272 AC_TRY_COMPILE([
1273 #include <sys/types.h>
1274 #include <utmp.h>
1275 #ifdef HAVE_UTMPX_H
1276 #include <utmpx.h>
1277 #endif
1278 #ifdef HAVE_PATHS_H
1279 #  include <paths.h>
1280 #endif
1281         ],
1282         [ char *wtmpx = WTMPX_FILE; ],
1283         [ AC_MSG_RESULT(yes) ],
1284         [ AC_MSG_RESULT(no)
1285           system_wtmpx_path=no ]
1286 )
1287 if test -z "$conf_wtmpx_location"; then
1288         if test x"$system_wtmpx_path" = x"no" ; then
1289                 AC_DEFINE(DISABLE_WTMPX)
1290         fi
1291 else
1292         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1293 fi
1294
1295
1296 # Change default command timeout for builtin PRNG
1297 entropy_timeout=200
1298 AC_ARG_WITH(entropy-timeout,
1299         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1300         [
1301                 if test "x$withval" != "xno" ; then
1302                         entropy_timeout=$withval
1303                 fi
1304         ]
1305 )
1306 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1307
1308
1309 if test ! -z "$blibpath" ; then
1310         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1311         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1312 fi
1313
1314 AC_OUTPUT(Makefile ssh_prng_cmds)
1315
1316 # Print summary of options
1317
1318 if test x$MANTYPE = x'$(CATMAN)' ; then
1319         MAN_MSG=cat
1320 else
1321         MAN_MSG=man
1322 fi
1323 if test ! -z "$RANDOM_POOL" ; then
1324         RAND_MSG="Device ($RANDOM_POOL)"
1325 else
1326         if test ! -z "$EGD_SOCKET" ; then
1327                 RAND_MSG="EGD ($EGD_SOCKET)"
1328         else
1329                 RAND_MSG="Builtin (timeout $entropy_timeout)"
1330         fi
1331 fi
1332
1333 # Someone please show me a better way :)
1334 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
1335 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
1336 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
1337 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
1338 E=`eval echo ${libexecdir}/ssh/ssh-askpass` ; E=`eval echo ${E}`
1339 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
1340 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
1341
1342 echo ""
1343 echo "OpenSSH configured has been configured with the following options."
1344 echo "                 User binaries: $B"
1345 echo "               System binaries: $C"
1346 echo "           Configuration files: $D"
1347 echo "               Askpass program: $E"
1348 echo "                  Manual pages: $F"
1349 echo "                      PID file: $G"
1350 echo "      Random number collection: $RAND_MSG"
1351 echo "                Manpage format: $MAN_MSG"
1352 echo "                   PAM support: ${PAM_MSG}"
1353 echo "            KerberosIV support: $KRB4_MSG"
1354 echo "                   AFS support: $AFS_MSG"
1355 echo "                 S/KEY support: $SKEY_MSG"
1356 echo "          TCP Wrappers support: $TCPW_MSG"
1357 echo "          MD5 password support: $MD5_MSG"
1358 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
1359 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
1360 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
1361
1362 echo ""
1363
1364 echo "Compiler flags: ${CFLAGS}"
1365 echo "Linker flags: ${LDFLAGS}"
1366 echo "Libraries: ${LIBS}"
1367
1368 echo ""
1369