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