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