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 # Use LOGIN_PROGRAM from environment if possible
  18 if test ! -z "$LOGIN_PROGRAM" ; then
  19         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  20 else
  21         # Search for login
  22         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  23         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  24                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  25         fi
  26 fi
  27
  28 if test -z "$LD" ; then
  29         LD=$CC
  30 fi
  31 AC_SUBST(LD)
  32
  33 # C Compiler features
  34 AC_C_INLINE
  35 if test "$GCC" = "yes"; then
  36         CFLAGS="$CFLAGS -Wall"
  37 fi
  38
  39 # Check for some target-specific stuff
  40 case "$host" in
  41 *-*-aix*)
  42         AFS_LIBS="-lld"
  43         CFLAGS="$CFLAGS -I/usr/local/include"
  44         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  45         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  46                 blibpath="/usr/lib:/lib:/usr/local/lib"
  47         fi
  48         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  49         AC_DEFINE(BROKEN_GETADDRINFO)
  50         MANTYPE='$(CATMAN)'
  51         mansubdir=cat
  52         dnl AIX handles lastlog as part of its login message
  53         AC_DEFINE(DISABLE_LASTLOG)
  54         MANTYPE='$(CATMAN)'
  55         mansubdir=cat
  56         ;;
  57 *-*-hpux10*)
  58         if test -z "$GCC"; then
  59                 CFLAGS="$CFLAGS -Ae"
  60         fi
  61         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
  62         AC_DEFINE(IPADDR_IN_DISPLAY)
  63         AC_DEFINE(USE_PIPES)
  64         AC_MSG_CHECKING(for HPUX trusted system password database)
  65         if test -f /tcb/files/auth/system/default; then
  66                 AC_MSG_RESULT(yes)
  67                 AC_DEFINE(HAVE_HPUX_TRUSTED_SYSTEM_PW)
  68                 LIBS="$LIBS -lsec"
  69                 AC_MSG_WARN([This configuration is untested])
  70         else
  71                 AC_MSG_RESULT(no)
  72                 AC_DEFINE(DISABLE_SHADOW)
  73         fi
  74         MANTYPE='$(CATMAN)'
  75         mansubdir=cat
  76         ;;
  77 *-*-hpux11*)
  78         if test -z "$GCC"; then
  79                 CFLAGS="$CFLAGS -Ae"
  80         fi
  81         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
  82         AC_DEFINE(IPADDR_IN_DISPLAY)
  83         AC_MSG_CHECKING(for HPUX trusted system password database)
  84         if test -f /tcb/files/auth/system/default; then
  85                 AC_MSG_RESULT(yes)
  86                 AC_DEFINE(HAVE_HPUX_TRUSTED_SYSTEM_PW)
  87                 LIBS="$LIBS -lsec"
  88                 AC_MSG_WARN([This configuration is untested])
  89         else
  90                 AC_MSG_RESULT(no)
  91                 AC_DEFINE(DISABLE_SHADOW)
  92         fi
  93         MANTYPE='$(CATMAN)'
  94         mansubdir=cat
  95         ;;
  96 *-*-irix5*)
  97         CFLAGS="$CFLAGS -I/usr/local/include"
  98         LDFLAGS="$LDFLAGS"
  99         MANTYPE='$(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         MANTYPE='$(CATMAN)'
 108         AC_DEFINE(WITH_IRIX_ARRAY)
 109         AC_DEFINE(WITH_IRIX_PROJECT)
 110         AC_DEFINE(WITH_IRIX_AUDIT)
 111         no_libsocket=1
 112         no_libnsl=1
 113         AC_DEFINE(BROKEN_INET_NTOA)
 114         ;;
 115 *-*-linux*)
 116         no_dev_ptmx=1
 117         AC_DEFINE(DONT_TRY_OTHER_AF)
 118         AC_DEFINE(PAM_TTY_KLUDGE)
 119         inet6_default_4in6=yes
 120         ;;
 121 *-*-netbsd*)
 122         need_dash_r=1
 123         ;;
 124 *-next-*)
 125         # hardwire lastlog location (can't detect it on some versions)
 126         conf_lastlog_location="/usr/adm/lastlog"
 127         conf_utmp_location=/etc/utmp
 128         AC_DEFINE(HAVE_NEXT)
 129         CFLAGS="$CFLAGS -I/usr/local/include"
 130         MAIL=/usr/spool/mail
 131         AC_MSG_WARN([*** Tested: PA-RISC/m68k  Untested: Sparc/Intel])
 132         AC_MSG_WARN([*** Expect 'scp' to fail!])
 133         AC_MSG_WARN([*** Please report any problems, thanks])
 134         ;;
 135 *-*-solaris*)
 136         CFLAGS="$CFLAGS -I/usr/local/include"
 137         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib -L/usr/ucblib -R/usr/ucblib"
 138         need_dash_r=1
 139         # hardwire lastlog location (can't detect it on some versions)
 140         conf_lastlog_location="/var/adm/lastlog"
 141         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 142         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 143         if test "$sol2ver" -ge 8; then
 144                 AC_MSG_RESULT(yes)
 145                 AC_DEFINE(DISABLE_UTMP)
 146                 AC_DEFINE(DISABLE_WTMP)
 147         else
 148                 AC_MSG_RESULT(no)
 149         fi
 150         ;;
 151 *-*-sunos4*)
 152         CFLAGS="$CFLAGS -DSUNOS4"
 153         AC_CHECK_FUNCS(getpwanam)
 154         conf_utmp_location=/etc/utmp
 155         conf_wtmp_location=/var/adm/wtmp
 156         conf_lastlog_location=/var/adm/lastlog
 157         AC_DEFINE(USE_PIPES)
 158         MANTYPE='$(CATMAN)'
 159         mansubdir=cat
 160         ;;
 161 *-sni-sysv*)
 162         CFLAGS="$CFLAGS -I/usr/local/include"
 163         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 164         MANTYPE='$(CATMAN)'
 165         AC_DEFINE(IP_TOS_IS_BROKEN)
 166         mansubdir=cat
 167         LIBS="$LIBS -lgen -lnsl -lucb"
 168         ;;
 169 *-*-sysv*)
 170         CFLAGS="$CFLAGS -I/usr/local/include"
 171         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 172         MANTYPE='$(CATMAN)'
 173         mansubdir=cat
 174         LIBS="$LIBS -lgen -lsocket"
 175         ;;
 176 *-*-sco3*)
 177         CFLAGS="$CFLAGS -I/usr/local/include"
 178         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 179         MANTYPE='$(CATMAN)'
 180         mansubdir=cat
 181         LIBS="$LIBS -lgen -lsocket"
 182         no_dev_ptmx=1
 183         ;;
 184 *-dec-osf*)
 185 # This is untested
 186         if test ! -z "USE_SIA" ; then
 187                 AC_MSG_CHECKING(for Digital Unix Security Integration Architecture)
 188                 if test -f /etc/sia/matrix.conf; then
 189                         AC_MSG_RESULT(yes)
 190                         AC_DEFINE(HAVE_OSF_SIA)
 191                         AC_DEFINE(DISABLE_LOGIN)
 192                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 193                 else
 194                         AC_MSG_RESULT(no)
 195                 fi
 196         fi
 197         ;;
 198 esac
 199
 200 # Allow user to specify flags
 201 AC_ARG_WITH(cflags,
 202         [  --with-cflags           Specify additional flags to pass to compiler],
 203         [
 204                 if test "x$withval" != "xno" ; then
 205                         CFLAGS="$CFLAGS $withval"
 206                 fi
 207         ]
 208 )
 209 AC_ARG_WITH(ldflags,
 210         [  --with-ldlags           Specify additional flags to pass to linker],
 211         [
 212                 if test "x$withval" != "xno" ; then
 213                         LDFLAGS="$LDFLAGS $withval"
 214                 fi
 215         ]
 216 )
 217 AC_ARG_WITH(libs,
 218         [  --with-libs             Specify additional libraries to link with],
 219         [
 220                 if test "x$withval" != "xno" ; then
 221                         LIBS="$LIBS $withval"
 222                 fi
 223         ]
 224 )
 225
 226
 227 # Checks for libraries.
 228 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first ***]))
 229 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 230
 231 if test -z "$no_libsocket" ; then
 232         AC_CHECK_LIB(nsl, yp_match, , )
 233 fi
 234 if test -z "$no_libnsl" ; then
 235         AC_CHECK_LIB(socket, main, , )
 236 fi
 237
 238 # Checks for header files.
 239 AC_CHECK_HEADERS(bstring.h endian.h floatingpoint.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 stddef.h time.h ttyent.h usersec.h util.h utmp.h utmpx.h)
 240
 241 dnl    Checks for library functions.
 242 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_af clock freeaddrinfo 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 sigaction sigvec snprintf strerror strlcat strlcpy strsep vsnprintf vhangup _getpty __b64_ntop)
 243 dnl    Checks for time functions
 244 AC_CHECK_FUNCS(gettimeofday time)
 245 dnl    Checks for libutil functions
 246 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 247 dnl    Checks for utmp functions
 248 AC_CHECK_FUNCS(entutent getutent getutid getutline pututline setutent)
 249 AC_CHECK_FUNCS(utmpname)
 250 dnl    Checks for utmpx functions
 251 AC_CHECK_FUNCS(entutxent getutxent getutxid getutxline pututxline )
 252 AC_CHECK_FUNCS(setutxent utmpxname)
 253
 254 AC_CHECK_FUNC(getuserattr,
 255         [AC_DEFINE(HAVE_GETUSERATTR)],
 256         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 257 )
 258
 259 AC_CHECK_FUNC(login,
 260         [AC_DEFINE(HAVE_LOGIN)],
 261         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 262 )
 263
 264 AC_CHECK_FUNC(daemon,
 265         [AC_DEFINE(HAVE_DAEMON)],
 266         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 267 )
 268
 269 AC_CHECK_FUNC(getpagesize,
 270         [AC_DEFINE(HAVE_GETPAGESIZE)],
 271         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 272 )
 273
 274 # Check for broken snprintf
 275 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 276         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 277         AC_TRY_RUN(
 278                 [
 279 #include <stdio.h>
 280 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 281                 ],
 282                 [AC_MSG_RESULT(yes)],
 283                 [
 284                         AC_MSG_RESULT(no)
 285                         AC_DEFINE(BROKEN_SNPRINTF)
 286                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 287                 ]
 288         )
 289 fi
 290
 291 PAM_MSG="no"
 292 AC_ARG_WITH(pam,
 293         [  --without-pam           Disable PAM support ],
 294         [
 295                 if test "x$withval" = "xno" ; then
 296                         no_pam=1
 297                         AC_DEFINE(DISABLE_PAM)
 298                         PAM_MSG="disabled"
 299                 fi
 300         ]
 301 )
 302 if (test -z "$no_pam" && test "x$ac_cv_header_security_pam_appl_h" = "xyes") ; then
 303         AC_CHECK_LIB(dl, dlopen, , )
 304         LIBS="$LIBS -lpam"
 305
 306         AC_CHECK_FUNCS(pam_getenvlist)
 307
 308         disable_shadow=yes
 309
 310         PAM_MSG="yes"
 311
 312         # Check PAM strerror arguments (old PAM)
 313         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 314         AC_TRY_COMPILE(
 315                 [
 316 #include <stdlib.h>
 317 #include <security/pam_appl.h>
 318                 ],
 319                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 320                 [AC_MSG_RESULT(no)],
 321                 [
 322                         AC_DEFINE(HAVE_OLD_PAM)
 323                         AC_MSG_RESULT(yes)
 324                         PAM_MSG="yes (old library)"
 325                 ]
 326         )
 327 fi
 328
 329 # The big search for OpenSSL
 330 AC_ARG_WITH(ssl-dir,
 331         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 332         [
 333                 if test "x$withval" != "$xno" ; then
 334                         tryssldir=$withval
 335                 fi
 336         ]
 337 )
 338
 339 saved_LIBS="$LIBS"
 340 saved_LDFLAGS="$LDFLAGS"
 341 saved_CFLAGS="$CFLAGS"
 342 if test "x$prefix" != "xNONE" ; then
 343         tryssldir="$tryssldir $prefix"
 344 fi
 345 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 346
 347         for ssldir in "" $tryssldir /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 348                 if test ! -z "$ssldir" ; then
 349                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 350                         CFLAGS="$saved_CFLAGS -I$ssldir/include"
 351                         if test ! -z "$need_dash_r" ; then
 352                                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 353                         fi
 354                 else
 355                         LDFLAGS="$saved_LDFLAGS"
 356                 fi
 357
 358                 LIBS="$saved_LIBS -lcrypto"
 359
 360                 # Basic test to check for compatible version and correct linking
 361                 # *does not* test for RSA - that comes later.
 362                 AC_TRY_RUN(
 363                         [
 364 #include <string.h>
 365 #include <openssl/rand.h>
 366 int main(void)
 367 {
 368         char a[2048];
 369         memset(a, 0, sizeof(a));
 370         RAND_add(a, sizeof(a), sizeof(a));
 371         return(RAND_status() <= 0);
 372 }
 373                         ],
 374                         [
 375                                 found_crypto=1
 376                                 break;
 377                         ], []
 378                 )
 379
 380                 if test ! -z "$found_crypto" ; then
 381                         break;
 382                 fi
 383         done
 384
 385         if test -z "$found_crypto" ; then
 386                 AC_MSG_ERROR([Could not find working SSLeay / OpenSSL libraries, please install])
 387         fi
 388         if test -z "$ssldir" ; then
 389                 ssldir="(system)"
 390         fi
 391
 392         ac_cv_openssldir=$ssldir
 393 ])
 394
 395 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 396         AC_DEFINE(HAVE_OPENSSL)
 397         dnl Need to recover ssldir - test above runs in subshell
 398         ssldir=$ac_cv_openssldir
 399         CFLAGS="$saved_CFLAGS -I$ssldir/include"
 400         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 401         if test ! -z "$need_dash_r" ; then
 402                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 403         fi
 404         if test ! -z "$blibpath" ; then
 405                 blibpath="$blibpath:$ssldir:$ssldir/lib"
 406         fi
 407 fi
 408 LIBS="$saved_LIBS -lcrypto"
 409
 410 # Now test RSA support
 411 saved_LIBS="$LIBS"
 412 AC_MSG_CHECKING([for RSA support])
 413 for WANTS_RSAREF in "" 1 ; do
 414         if test -z "$WANTS_RSAREF" ; then
 415                 LIBS="$saved_LIBS"
 416         else
 417                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 418         fi
 419         AC_TRY_RUN([
 420 #include <string.h>
 421 #include <openssl/rand.h>
 422 #include <openssl/rsa.h>
 423 #include <openssl/bn.h>
 424 #include <openssl/sha.h>
 425 int main(void)
 426 {
 427         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 428         unsigned char c[256], p[256];
 429         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 430         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 431         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 432         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 433 }
 434         ],
 435         [
 436                 rsa_works=1
 437                 break;
 438         ], [])
 439 done
 440
 441 if test ! -z "$no_rsa" ; then
 442         AC_MSG_RESULT(disabled)
 443         RSA_MSG="disabled"
 444 else
 445         if test -z "$rsa_works" ; then
 446                 AC_MSG_WARN([*** No RSA support found *** ])
 447                 RSA_MSG="no"
 448         else
 449                 if test -z "$WANTS_RSAREF" ; then
 450                         AC_MSG_RESULT(yes)
 451                         RSA_MSG="yes"
 452                 else
 453                         RSA_MSG="yes (using RSAref)"
 454                         AC_MSG_RESULT(using RSAref)
 455                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
 456                 fi
 457         fi
 458 fi
 459
 460 # Checks for data types
 461 AC_CHECK_SIZEOF(char, 1)
 462 AC_CHECK_SIZEOF(short int, 2)
 463 AC_CHECK_SIZEOF(int, 4)
 464 AC_CHECK_SIZEOF(long int, 4)
 465 AC_CHECK_SIZEOF(long long int, 8)
 466
 467 # More checks for data types
 468 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 469         AC_TRY_COMPILE(
 470                 [ #include <sys/types.h> ],
 471                 [ u_int a; a = 1;],
 472                 [ ac_cv_have_u_int="yes" ],
 473                 [ ac_cv_have_u_int="no" ]
 474         )
 475 ])
 476 if test "x$ac_cv_have_u_int" = "xyes" ; then
 477         AC_DEFINE(HAVE_U_INT)
 478         have_u_int=1
 479 fi
 480
 481 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 482         AC_TRY_COMPILE(
 483                 [ #include <sys/types.h> ],
 484                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 485                 [ ac_cv_have_intxx_t="yes" ],
 486                 [ ac_cv_have_intxx_t="no" ]
 487         )
 488 ])
 489 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 490         AC_DEFINE(HAVE_INTXX_T)
 491         have_intxx_t=1
 492 fi
 493
 494 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 495         AC_TRY_COMPILE(
 496                 [ #include <sys/types.h> ],
 497                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 498                 [ ac_cv_have_u_intxx_t="yes" ],
 499                 [ ac_cv_have_u_intxx_t="no" ]
 500         )
 501 ])
 502 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 503         AC_DEFINE(HAVE_U_INTXX_T)
 504         have_u_intxx_t=1
 505 fi
 506
 507 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
 508            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
 509 then
 510         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 511         AC_TRY_COMPILE(
 512                 [
 513 #include <sys/bitypes.h>
 514                 ],
 515                 [
 516                         int8_t a; int16_t b; int32_t c;
 517                         u_int8_t e; u_int16_t f; u_int32_t g;
 518                         a = b = c = e = f = g = 1;
 519                 ],
 520                 [
 521                         AC_DEFINE(HAVE_U_INTXX_T)
 522                         AC_DEFINE(HAVE_INTXX_T)
 523                         AC_MSG_RESULT(yes)
 524                 ],
 525                 [AC_MSG_RESULT(no)]
 526         )
 527 fi
 528
 529 if test -z "$have_u_intxx_t" ; then
 530         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 531                 AC_TRY_COMPILE(
 532                         [
 533 #include <sys/types.h>
 534                         ],
 535                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 536                         [ ac_cv_have_uintxx_t="yes" ],
 537                         [ ac_cv_have_uintxx_t="no" ]
 538                 )
 539         ])
 540         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 541                 AC_DEFINE(HAVE_UINTXX_T)
 542         fi
 543 fi
 544
 545 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 546         AC_TRY_COMPILE(
 547                 [
 548 #include <sys/types.h>
 549 #include <sys/socket.h>
 550                 ],
 551                 [socklen_t foo; foo = 1235;],
 552                 [ ac_cv_have_socklen_t="yes" ],
 553                 [ ac_cv_have_socklen_t="no" ]
 554         )
 555 ])
 556 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 557         AC_DEFINE(HAVE_SOCKLEN_T)
 558 fi
 559
 560 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 561         AC_TRY_COMPILE(
 562                 [
 563 #include <sys/types.h>
 564                 ],
 565                 [ size_t foo; foo = 1235; ],
 566                 [ ac_cv_have_size_t="yes" ],
 567                 [ ac_cv_have_size_t="no" ]
 568         )
 569 ])
 570 if test "x$ac_cv_have_size_t" = "xyes" ; then
 571         AC_DEFINE(HAVE_SIZE_T)
 572 fi
 573
 574 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 575         AC_TRY_COMPILE(
 576                 [
 577 #include <sys/types.h>
 578                 ],
 579                 [ ssize_t foo; foo = 1235; ],
 580                 [ ac_cv_have_ssize_t="yes" ],
 581                 [ ac_cv_have_ssize_t="no" ]
 582         )
 583 ])
 584 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 585         AC_DEFINE(HAVE_SSIZE_T)
 586 fi
 587
 588 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
 589         AC_TRY_COMPILE(
 590                 [
 591 #include <sys/types.h>
 592 #include <sys/socket.h>
 593                 ],
 594                 [ sa_family_t foo; foo = 1235; ],
 595                 [ ac_cv_have_sa_family_t="yes" ],
 596                 [ ac_cv_have_sa_family_t="no" ]
 597         )
 598 ])
 599 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
 600         AC_DEFINE(HAVE_SA_FAMILY_T)
 601 fi
 602
 603 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
 604         AC_TRY_COMPILE(
 605                 [
 606 #include <sys/types.h>
 607                 ],
 608                 [ pid_t foo; foo = 1235; ],
 609                 [ ac_cv_have_pid_t="yes" ],
 610                 [ ac_cv_have_pid_t="no" ]
 611         )
 612 ])
 613 if test "x$ac_cv_have_pid_t" = "xyes" ; then
 614         AC_DEFINE(HAVE_PID_T)
 615 fi
 616
 617 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
 618         AC_TRY_COMPILE(
 619                 [
 620 #include <sys/types.h>
 621                 ],
 622                 [ mode_t foo; foo = 1235; ],
 623                 [ ac_cv_have_mode_t="yes" ],
 624                 [ ac_cv_have_mode_t="no" ]
 625         )
 626 ])
 627 if test "x$ac_cv_have_mode_t" = "xyes" ; then
 628         AC_DEFINE(HAVE_MODE_T)
 629 fi
 630
 631
 632 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
 633         AC_TRY_COMPILE(
 634                 [
 635 #include <sys/types.h>
 636 #include <sys/socket.h>
 637                 ],
 638                 [ struct sockaddr_storage s; ],
 639                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
 640                 [ ac_cv_have_struct_sockaddr_storage="no" ]
 641         )
 642 ])
 643 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
 644         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
 645 fi
 646
 647 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
 648         AC_TRY_COMPILE(
 649                 [
 650 #include <sys/types.h>
 651 #include <netinet/in.h>
 652                 ],
 653                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
 654                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
 655                 [ ac_cv_have_struct_sockaddr_in6="no" ]
 656         )
 657 ])
 658 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
 659         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
 660 fi
 661
 662 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
 663         AC_TRY_COMPILE(
 664                 [
 665 #include <sys/types.h>
 666 #include <netinet/in.h>
 667                 ],
 668                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
 669                 [ ac_cv_have_struct_in6_addr="yes" ],
 670                 [ ac_cv_have_struct_in6_addr="no" ]
 671         )
 672 ])
 673 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
 674         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
 675 fi
 676
 677 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
 678         AC_TRY_COMPILE(
 679                 [
 680 #include <sys/types.h>
 681 #include <sys/socket.h>
 682 #include <netdb.h>
 683                 ],
 684                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
 685                 [ ac_cv_have_struct_addrinfo="yes" ],
 686                 [ ac_cv_have_struct_addrinfo="no" ]
 687         )
 688 ])
 689 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
 690         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
 691 fi
 692
 693
 694 # Checks for structure members
 695
 696 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
 697 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
 698 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
 699 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
 700 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
 701 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
 702 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
 703 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
 704 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
 705 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
 706 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
 707 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
 708 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
 709 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
 710 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
 711 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
 712 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
 713
 714 AC_CACHE_CHECK([for sun_len field in struct sockaddr_un],
 715                 ac_cv_have_sun_len_in_struct_sockaddr_un, [
 716         AC_TRY_COMPILE(
 717                 [
 718 #include <sys/types.h>
 719 #include <sys/socket.h>
 720                 ],
 721                 [ struct sockaddr_un s; s.sun_len = 1; ],
 722                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="yes" ],
 723                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="no" ],
 724         )
 725 ])
 726 if test "x$ac_cv_have_sun_len_in_struct_sockaddr_un" = "xyes" ; then
 727         AC_DEFINE(HAVE_SUN_LEN_IN_SOCKADDR_UN)
 728 fi
 729
 730 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
 731                 ac_cv_have_ss_family_in_struct_ss, [
 732         AC_TRY_COMPILE(
 733                 [
 734 #include <sys/types.h>
 735 #include <sys/socket.h>
 736                 ],
 737                 [ struct sockaddr_storage s; s.ss_family = 1; ],
 738                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
 739                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
 740         )
 741 ])
 742 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
 743         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
 744 fi
 745
 746 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
 747                 ac_cv_have___ss_family_in_struct_ss, [
 748         AC_TRY_COMPILE(
 749                 [
 750 #include <sys/types.h>
 751 #include <sys/socket.h>
 752                 ],
 753                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
 754                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
 755                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
 756         )
 757 ])
 758 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
 759         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
 760 fi
 761
 762 AC_CACHE_CHECK([for pw_class field in struct passwd],
 763                 ac_cv_have_pw_class_in_struct_passwd, [
 764         AC_TRY_COMPILE(
 765                 [
 766 #include <sys/types.h>
 767 #include <pwd.h>
 768                 ],
 769                 [ struct passwd p s; p.pw_class = NULL; ],
 770                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
 771                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
 772         )
 773 ])
 774 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
 775         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
 776 fi
 777
 778
 779 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
 780         AC_TRY_LINK([],
 781                 [ extern char *__progname; printf("%s", __progname); ],
 782                 [ ac_cv_libc_defines___progname="yes" ],
 783                 [ ac_cv_libc_defines___progname="no" ]
 784         )
 785 ])
 786 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
 787         AC_DEFINE(HAVE___PROGNAME)
 788 fi
 789
 790
 791 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
 792         AC_TRY_LINK([],
 793                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
 794                 [ ac_cv_libc_defines_sys_errlist="yes" ],
 795                 [ ac_cv_libc_defines_sys_errlist="no" ]
 796         )
 797 ])
 798 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
 799         AC_DEFINE(HAVE_SYS_ERRLIST)
 800 fi
 801
 802
 803 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
 804         AC_TRY_LINK([],
 805                 [ extern int sys_nerr; printf("%i", sys_nerr);],
 806                 [ ac_cv_libc_defines_sys_nerr="yes" ],
 807                 [ ac_cv_libc_defines_sys_nerr="no" ]
 808         )
 809 ])
 810 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
 811         AC_DEFINE(HAVE_SYS_NERR)
 812 fi
 813
 814
 815 # Looking for programs, paths and files
 816 AC_ARG_WITH(rsh,
 817         [  --with-rsh=PATH         Specify path to remote shell program ],
 818         [
 819                 if test "x$withval" != "$no" ; then
 820                         rsh_path=$withval
 821                 fi
 822         ],
 823         [
 824                 AC_PATH_PROG(rsh_path, rsh)
 825         ]
 826 )
 827
 828 AC_ARG_WITH(xauth,
 829         [  --with-xauth=PATH       Specify path to xauth program ],
 830         [
 831                 if test "x$withval" != "$xno" ; then
 832                         xauth_path=$withval
 833                 fi
 834         ],
 835         [
 836                 AC_PATH_PROG(xauth_path, xauth)
 837                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
 838                         xauth_path="/usr/openwin/bin/xauth"
 839                 fi
 840         ]
 841 )
 842
 843 if test ! -z "$xauth_path" ; then
 844         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
 845 fi
 846 if test ! -z "$rsh_path" ; then
 847         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
 848 fi
 849
 850 # Check for mail directory (last resort if we cannot get it from headers)
 851 if test ! -z "$MAIL" ; then
 852         maildir=`dirname $MAIL`
 853         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
 854 fi
 855
 856 if test -z "$no_dev_ptmx" ; then
 857         AC_CHECK_FILE("/dev/ptmx",
 858                 [
 859                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
 860                         have_dev_ptmx=1
 861                 ]
 862         )
 863 fi
 864 AC_CHECK_FILE("/dev/ptc",
 865         [
 866                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
 867                 have_dev_ptc=1
 868         ]
 869 )
 870
 871 # Options from here on. Some of these are preset by platform above
 872
 873 # Check for user-specified random device, otherwise check /dev/urandom
 874 AC_ARG_WITH(random,
 875         [  --with-random=FILE      read randomness from FILE (default=/dev/urandom)],
 876         [
 877                 if test "x$withval" != "xno" ; then
 878                         RANDOM_POOL="$withval";
 879                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
 880                 fi
 881         ],
 882         [
 883                 # Check for random device
 884                 AC_CHECK_FILE("/dev/urandom",
 885                         [
 886                                 RANDOM_POOL="/dev/urandom";
 887                                 AC_SUBST(RANDOM_POOL)
 888                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
 889                         ]
 890                 )
 891         ]
 892 )
 893
 894 # Check for EGD pool file
 895 AC_ARG_WITH(egd-pool,
 896         [  --with-egd-pool=FILE    read randomness from EGD pool FILE (default none)],
 897         [
 898                 if test "x$withval" != "xno" ; then
 899                         EGD_SOCKET="$withval";
 900                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
 901                 fi
 902         ]
 903 )
 904
 905 # detect pathnames for entropy gathering commands, if we need them
 906 INSTALL_SSH_PRNG_CMDS=""
 907 rm -f prng_commands
 908 if (test -z "$RANDOM_POOL" && test -z "$EGD_SOCKET") ; then
 909         # Use these commands to collect entropy
 910         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 911         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
 912         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
 913         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
 914         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
 915         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
 916         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
 917         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
 918         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
 919         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
 920         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
 921         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
 922         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
 923         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
 924         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 925
 926         INSTALL_SSH_PRNG_CMDS="yes"
 927 fi
 928 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
 929
 930
 931 AC_ARG_WITH(catman,
 932         [  --with-catman=man|cat   Install preformatted manpages[no]],
 933         [
 934                 MANTYPE='$(CATMAN)'
 935                 if test x"$withval" != x"yes" ; then
 936                    mansubdir=$withval
 937                 else
 938                    mansubdir=cat
 939                 fi
 940         ], [
 941                 if test -z "$MANTYPE" ; then
 942                         MANTYPE='$(TROFFMAN)'
 943                         mansubdir=man
 944                 fi
 945         ]
 946 )
 947 AC_SUBST(MANTYPE)
 948 AC_SUBST(mansubdir)
 949
 950 # Check whether user wants Kerberos support
 951 KRB4_MSG="no"
 952 AC_ARG_WITH(kerberos4,
 953         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
 954         [
 955                 if test "x$withval" != "xno" ; then
 956
 957                         if test "x$withval" != "$xyes" ; then
 958                                 CFLAGS="$CFLAGS -I${withval}/include"
 959                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 960                                 if test ! -z "$need_dash_r" ; then
 961                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
 962                                 fi
 963                                 if test ! -z "$blibpath" ; then
 964                                         blibpath="$blibpath:${withval}/lib"
 965                                 fi
 966                         else
 967                                 if test -d /usr/include/kerberosIV ; then
 968                                         CFLAGS="$CFLAGS -I/usr/include/kerberosIV"
 969                                 fi
 970                         fi
 971
 972                         AC_CHECK_HEADERS(krb.h)
 973                         AC_CHECK_LIB(krb, main)
 974                         if test "$ac_cv_header_krb_h" != yes; then
 975                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
 976                         fi
 977                         if test "$ac_cv_lib_krb_main" != yes; then
 978                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
 979                         fi
 980
 981                         KLIBS="-lkrb -ldes"
 982                         AC_CHECK_LIB(resolv, dn_expand, , )
 983                         KRB4=yes
 984                         KRB4_MSG="yes"
 985                         AC_DEFINE(KRB4)
 986                 fi
 987         ]
 988 )
 989
 990 # Check whether user wants AFS support
 991 AFS_MSG="no"
 992 AC_ARG_WITH(afs,
 993         [  --with-afs=PATH         Enable AFS support],
 994         [
 995                 if test "x$withval" != "xno" ; then
 996
 997                         if test "x$withval" != "$xyes" ; then
 998                                 CFLAGS="$CFLAGS -I${withval}/include"
 999                                 LFLAGS="$LFLAGS -L${withval}/lib"
1000                         fi
1001
1002                         if test -z "$KRB4" ; then
1003                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1004                         fi
1005
1006                         LIBS="$LIBS -lkafs"
1007                         if test ! -z "$AFS_LIBS" ; then
1008                                 LIBS="$LIBS $AFS_LIBS"
1009                         fi
1010                         AC_DEFINE(AFS)
1011                         AFS_MSG="yes"
1012                 fi
1013         ]
1014 )
1015 LIBS="$LIBS $KLIBS"
1016
1017 # Check whether user wants S/Key support
1018 SKEY_MSG="no"
1019 AC_ARG_WITH(skey,
1020         [  --with-skey             Enable S/Key support],
1021         [
1022                 if test "x$withval" != "xno" ; then
1023                         AC_DEFINE(SKEY)
1024                         LIBS="$LIBS -lskey"
1025                         SKEY_MSG="yes"
1026                 fi
1027         ]
1028 )
1029
1030 # Check whether user wants TCP wrappers support
1031 TCPW_MSG="no"
1032 AC_ARG_WITH(tcp-wrappers,
1033         [  --with-tcp-wrappers     Enable tcpwrappers support],
1034         [
1035                 if test "x$withval" != "xno" ; then
1036                         saved_LIBS="$LIBS"
1037                         LIBS="$LIBS -lwrap"
1038                         AC_MSG_CHECKING(for libwrap)
1039                         AC_TRY_LINK(
1040                                 [
1041 #include <tcpd.h>
1042                                         int deny_severity = 0, allow_severity = 0;
1043                                 ],
1044                                 [hosts_access(0);],
1045                                 [
1046                                         AC_MSG_RESULT(yes)
1047                                         AC_DEFINE(LIBWRAP)
1048                                         TCPW_MSG="yes"
1049                                 ],
1050                                 [
1051                                         AC_MSG_ERROR([*** libwrap missing])
1052                                 ]
1053                         )
1054                 fi
1055         ]
1056 )
1057
1058 # Check whether to enable MD5 passwords
1059 MD5_MSG="no"
1060 AC_ARG_WITH(md5-passwords,
1061         [  --with-md5-passwords    Enable use of MD5 passwords],
1062         [
1063                 if test "x$withval" != "xno" ; then
1064                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1065                         MD5_MSG="yes"
1066                 fi
1067         ]
1068 )
1069
1070 # Whether to disable shadow password support
1071 AC_ARG_WITH(shadow,
1072         [  --without-shadow        Disable shadow password support],
1073         [
1074                 if test "x$withval" = "xno" ; then
1075                         AC_DEFINE(DISABLE_SHADOW)
1076                         disable_shadow=yes
1077                 fi
1078         ]
1079 )
1080
1081 if test -z "$disable_shadow" ; then
1082         AC_MSG_CHECKING([if the systems has expire shadow information])
1083         AC_TRY_COMPILE(
1084         [
1085 #include <sys/types.h>
1086 #include <shadow.h>
1087         struct spwd sp;
1088         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1089         [ sp_expire_available=yes ], []
1090         )
1091
1092         if test "x$sp_expire_available" = "xyes" ; then
1093                 AC_MSG_RESULT(yes)
1094                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1095         else
1096                 AC_MSG_RESULT(no)
1097         fi
1098 fi
1099
1100 # Use ip address instead of hostname in $DISPLAY
1101 DISPLAY_HACK_MSG="no"
1102 AC_ARG_WITH(ipaddr-display,
1103         [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1104         [
1105                 if test "x$withval" != "xno" ; then
1106                         AC_DEFINE(IPADDR_IN_DISPLAY)
1107                         DISPLAY_HACK_MSG="yes"
1108                 fi
1109         ]
1110 )
1111
1112 # Whether to mess with the default path
1113 SERVER_PATH_MSG="(default)"
1114 AC_ARG_WITH(default-path,
1115         [  --with-default-path=PATH Specify default \$PATH environment for server],
1116         [
1117                 if test "x$withval" != "xno" ; then
1118                         AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
1119                         SERVER_PATH_MSG="$withval"
1120                 fi
1121         ]
1122 )
1123
1124 # Whether to force IPv4 by default (needed on broken glibc Linux)
1125 IPV4_HACK_MSG="no"
1126 AC_ARG_WITH(ipv4-default,
1127         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1128         [
1129                 if test "x$withval" != "xno" ; then
1130                         AC_DEFINE(IPV4_DEFAULT)
1131                         IPV4_HACK_MSG="yes"
1132                 fi
1133         ]
1134 )
1135
1136 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1137 IPV4_IN6_HACK_MSG="no"
1138 AC_ARG_WITH(4in6,
1139         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1140         [
1141                 if test "x$withval" != "xno" ; then
1142                         AC_MSG_RESULT(yes)
1143                         AC_DEFINE(IPV4_IN_IPV6)
1144                         IPV4_IN6_HACK_MSG="yes"
1145                 else
1146                         AC_MSG_RESULT(no)
1147                 fi
1148         ],[
1149                 if test "x$inet6_default_4in6" = "xyes"; then
1150                         AC_MSG_RESULT([yes (default)])
1151                         AC_DEFINE(IPV4_IN_IPV6)
1152                         IPV4_IN6_HACK_MSG="yes"
1153                 else
1154                         AC_MSG_RESULT([no (default)])
1155                 fi
1156         ]
1157 )
1158
1159 # Where to place sshd.pid
1160 piddir=/var/run
1161 AC_ARG_WITH(pid-dir,
1162         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1163         [
1164                 if test "x$withval" != "xno" ; then
1165                         piddir=$withval
1166                 fi
1167         ]
1168 )
1169
1170 AC_DEFINE_UNQUOTED(PIDDIR, "$piddir")
1171 AC_SUBST(piddir)
1172
1173 dnl allow user to disable some login recording features
1174 AC_ARG_ENABLE(lastlog,
1175         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1176         [ AC_DEFINE(DISABLE_LASTLOG) ]
1177 )
1178 AC_ARG_ENABLE(utmp,
1179         [  --disable-utmp          disable use of utmp even if detected [no]],
1180         [ AC_DEFINE(DISABLE_UTMP) ]
1181 )
1182 AC_ARG_ENABLE(utmpx,
1183         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1184         [ AC_DEFINE(DISABLE_UTMPX) ]
1185 )
1186 AC_ARG_ENABLE(wtmp,
1187         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1188         [ AC_DEFINE(DISABLE_WTMP) ]
1189 )
1190 AC_ARG_ENABLE(wtmpx,
1191         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1192         [ AC_DEFINE(DISABLE_WTMPX) ]
1193 )
1194 AC_ARG_ENABLE(libutil,
1195         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1196         [ AC_DEFINE(DISABLE_LOGIN) ]
1197 )
1198 AC_ARG_ENABLE(pututline,
1199         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1200         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1201 )
1202 AC_ARG_ENABLE(pututxline,
1203         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1204         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1205 )
1206 AC_ARG_WITH(lastlog,
1207   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1208   [ conf_lastlog_location="$withval";  ],)
1209
1210 dnl lastlog, [uw]tmpx? detection
1211 dnl  NOTE: set the paths in the platform section to avoid the
1212 dnl   need for command-line parameters
1213 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1214
1215 dnl lastlog detection
1216 dnl  NOTE: the code itself will detect if lastlog is a directory
1217 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1218 AC_TRY_COMPILE([
1219 #include <sys/types.h>
1220 #include <utmp.h>
1221 #ifdef HAVE_LASTLOG_H
1222 #  include <lastlog.h>
1223 #endif
1224 #ifdef HAVE_PATHS_H
1225 #  include <paths.h>
1226 #endif
1227         ],
1228         [ char *lastlog = LASTLOG_FILE; ],
1229         [ AC_MSG_RESULT(yes) ],
1230         [
1231                 AC_MSG_RESULT(no)
1232                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1233                 AC_TRY_COMPILE([
1234 #include <sys/types.h>
1235 #include <utmp.h>
1236 #ifdef HAVE_LASTLOG_H
1237 #  include <lastlog.h>
1238 #endif
1239 #ifdef HAVE_PATHS_H
1240 #  include <paths.h>
1241 #endif
1242                 ],
1243                 [ char *lastlog = _PATH_LASTLOG; ],
1244                 [ AC_MSG_RESULT(yes) ],
1245                 [
1246                         AC_MSG_RESULT(no)
1247                         system_lastlog_path=no
1248                 ])
1249         ]
1250 )
1251
1252 if test -z "$conf_lastlog_location"; then
1253         if test x"$system_lastlog_path" = x"no" ; then
1254                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1255                                 if (test -d "$f" || test -f "$f") ; then
1256                                         conf_lastlog_location=$f
1257                                 fi
1258                 done
1259                 if test -z "$conf_lastlog_location"; then
1260                         AC_MSG_WARN([** Cannot find lastlog **])
1261                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1262                 fi
1263         fi
1264 fi
1265
1266 if test -n "$conf_lastlog_location"; then
1267         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1268 fi
1269
1270 dnl utmp detection
1271 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1272 AC_TRY_COMPILE([
1273 #include <sys/types.h>
1274 #include <utmp.h>
1275 #ifdef HAVE_PATHS_H
1276 #  include <paths.h>
1277 #endif
1278         ],
1279         [ char *utmp = UTMP_FILE; ],
1280         [ AC_MSG_RESULT(yes) ],
1281         [ AC_MSG_RESULT(no)
1282           system_utmp_path=no ]
1283 )
1284 if test -z "$conf_utmp_location"; then
1285         if test x"$system_utmp_path" = x"no" ; then
1286                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1287                         if test -f $f ; then
1288                                 conf_utmp_location=$f
1289                         fi
1290                 done
1291                 if test -z "$conf_utmp_location"; then
1292                         AC_DEFINE(DISABLE_UTMP)
1293                 fi
1294         fi
1295 fi
1296 if test -n "$conf_utmp_location"; then
1297         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1298 fi
1299
1300 dnl wtmp detection
1301 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1302 AC_TRY_COMPILE([
1303 #include <sys/types.h>
1304 #include <utmp.h>
1305 #ifdef HAVE_PATHS_H
1306 #  include <paths.h>
1307 #endif
1308         ],
1309         [ char *wtmp = WTMP_FILE; ],
1310         [ AC_MSG_RESULT(yes) ],
1311         [ AC_MSG_RESULT(no)
1312           system_wtmp_path=no ]
1313 )
1314 if test -z "$conf_wtmp_location"; then
1315         if test x"$system_wtmp_path" = x"no" ; then
1316                 for f in /usr/adm/wtmp /var/log/wtmp; do
1317                         if test -f $f ; then
1318                                 conf_wtmp_location=$f
1319                         fi
1320                 done
1321                 if test -z "$conf_wtmp_location"; then
1322                         AC_DEFINE(DISABLE_WTMP)
1323                 fi
1324         fi
1325 fi
1326 if test -n "$conf_wtmp_location"; then
1327         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1328 fi
1329
1330
1331 dnl utmpx detection - I don't know any system so perverse as to require
1332 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1333 dnl  there, though.
1334 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1335 AC_TRY_COMPILE([
1336 #include <sys/types.h>
1337 #include <utmp.h>
1338 #ifdef HAVE_UTMPX_H
1339 #include <utmpx.h>
1340 #endif
1341 #ifdef HAVE_PATHS_H
1342 #  include <paths.h>
1343 #endif
1344         ],
1345         [ char *utmpx = UTMPX_FILE; ],
1346         [ AC_MSG_RESULT(yes) ],
1347         [ AC_MSG_RESULT(no)
1348           system_utmpx_path=no ]
1349 )
1350 if test -z "$conf_utmpx_location"; then
1351         if test x"$system_utmpx_path" = x"no" ; then
1352                 AC_DEFINE(DISABLE_UTMPX)
1353         fi
1354 else
1355         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1356 fi
1357
1358 dnl wtmpx detection
1359 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1360 AC_TRY_COMPILE([
1361 #include <sys/types.h>
1362 #include <utmp.h>
1363 #ifdef HAVE_UTMPX_H
1364 #include <utmpx.h>
1365 #endif
1366 #ifdef HAVE_PATHS_H
1367 #  include <paths.h>
1368 #endif
1369         ],
1370         [ char *wtmpx = WTMPX_FILE; ],
1371         [ AC_MSG_RESULT(yes) ],
1372         [ AC_MSG_RESULT(no)
1373           system_wtmpx_path=no ]
1374 )
1375 if test -z "$conf_wtmpx_location"; then
1376         if test x"$system_wtmpx_path" = x"no" ; then
1377                 AC_DEFINE(DISABLE_WTMPX)
1378         fi
1379 else
1380         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1381 fi
1382
1383
1384 # Change default command timeout for builtin PRNG
1385 entropy_timeout=200
1386 AC_ARG_WITH(entropy-timeout,
1387         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1388         [
1389                 if test "x$withval" != "xno" ; then
1390                         entropy_timeout=$withval
1391                 fi
1392         ]
1393 )
1394 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1395
1396
1397 if test ! -z "$blibpath" ; then
1398         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1399         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1400 fi
1401
1402 AC_OUTPUT(Makefile ssh_prng_cmds)
1403
1404 # Print summary of options
1405
1406 if test x$MANTYPE = x'$(CATMAN)' ; then
1407         MAN_MSG=cat
1408 else
1409         MAN_MSG=man
1410 fi
1411 if test ! -z "$RANDOM_POOL" ; then
1412         RAND_MSG="Device ($RANDOM_POOL)"
1413 else
1414         if test ! -z "$EGD_SOCKET" ; then
1415                 RAND_MSG="EGD ($EGD_SOCKET)"
1416         else
1417                 RAND_MSG="Builtin (timeout $entropy_timeout)"
1418         fi
1419 fi
1420
1421 # Someone please show me a better way :)
1422 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
1423 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
1424 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
1425 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
1426 E=`eval echo ${libexecdir}/ssh/ssh-askpass` ; E=`eval echo ${E}`
1427 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
1428 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
1429
1430 echo ""
1431 echo "OpenSSH configured has been configured with the following options."
1432 echo "                 User binaries: $B"
1433 echo "               System binaries: $C"
1434 echo "           Configuration files: $D"
1435 echo "               Askpass program: $E"
1436 echo "                  Manual pages: $F"
1437 echo "                      PID file: $G"
1438 echo "      Random number collection: $RAND_MSG"
1439 echo "                Manpage format: $MAN_MSG"
1440 echo "                   PAM support: ${PAM_MSG}"
1441 echo "            KerberosIV support: $KRB4_MSG"
1442 echo "                   AFS support: $AFS_MSG"
1443 echo "                 S/KEY support: $SKEY_MSG"
1444 echo "          TCP Wrappers support: $TCPW_MSG"
1445 echo "          MD5 password support: $MD5_MSG"
1446 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
1447 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
1448 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
1449
1450 echo ""
1451
1452 echo "Compiler flags: ${CFLAGS}"
1453 echo "Linker flags: ${LDFLAGS}"
1454 echo "Libraries: ${LIBS}"
1455
1456 echo ""
1457