configure.in

   1 # $Id$
   2
   3 AC_INIT(ssh.c)
   4
   5 AC_CONFIG_HEADER(config.h)
   6 AC_PROG_CC
   7 AC_CANONICAL_HOST
   8 AC_C_BIGENDIAN
   9
  10 # Checks for programs.
  11 AC_PROG_CPP
  12 AC_PROG_RANLIB
  13 AC_PROG_INSTALL
  14 AC_PATH_PROG(AR, ar)
  15 AC_PATH_PROGS(PERL, perl5 perl)
  16 AC_SUBST(PERL)
  17 AC_PATH_PROG(ENT, ent)
  18 AC_SUBST(ENT)
  19 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  20 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  21 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  22 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  23
  24 if test -z "$AR" ; then
  25         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  26 fi
  27
  28 # Use LOGIN_PROGRAM from environment if possible
  29 if test ! -z "$LOGIN_PROGRAM" ; then
  30         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  31 else
  32         # Search for login
  33         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  34         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  35                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  36         fi
  37 fi
  38
  39 if test -z "$LD" ; then
  40         LD=$CC
  41 fi
  42 AC_SUBST(LD)
  43
  44 AC_C_INLINE
  45 if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
  46         CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wno-uninitialized"
  47 fi
  48
  49 # Check for some target-specific stuff
  50 case "$host" in
  51 *-*-aix*)
  52         AFS_LIBS="-lld"
  53         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  54         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  55         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  56                 blibpath="/usr/lib:/lib:/usr/local/lib"
  57         fi
  58         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  59         AC_DEFINE(BROKEN_GETADDRINFO)
  60         dnl AIX handles lastlog as part of its login message
  61         AC_DEFINE(DISABLE_LASTLOG)
  62         ;;
  63 *-*-cygwin*)
  64         LIBS="$LIBS -lregex /usr/lib/textmode.o"
  65         AC_DEFINE(HAVE_CYGWIN)
  66         AC_DEFINE(USE_PIPES)
  67         AC_DEFINE(DISABLE_SHADOW)
  68         AC_DEFINE(IPV4_DEFAULT)
  69         AC_DEFINE(IP_TOS_IS_BROKEN)
  70         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  71         no_libsocket=1
  72         no_libnsl=1
  73         ;;
  74 *-*-dgux*)
  75         AC_DEFINE(IP_TOS_IS_BROKEN)
  76         ;;
  77 *-*-darwin*)
  78         AC_DEFINE(BROKEN_GETADDRINFO)
  79         ;;
  80 *-*-hpux10*)
  81         if test -z "$GCC"; then
  82                 CFLAGS="$CFLAGS -Ae"
  83         fi
  84         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
  85         IPADDR_IN_DISPLAY=yes
  86         AC_DEFINE(USE_PIPES)
  87         AC_DEFINE(DISABLE_SHADOW)
  88         AC_DEFINE(DISABLE_UTMP)
  89         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  90         LIBS="$LIBS -lxnet -lsec"
  91         ;;
  92 *-*-hpux11*)
  93         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
  94         IPADDR_IN_DISPLAY=yes
  95         AC_DEFINE(PAM_SUN_CODEBASE)
  96         AC_DEFINE(USE_PIPES)
  97         AC_DEFINE(DISABLE_SHADOW)
  98         AC_DEFINE(DISABLE_UTMP)
  99         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 100         LIBS="$LIBS -lxnet -lsec"
 101         ;;
 102 *-*-irix5*)
 103         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 104         LDFLAGS="$LDFLAGS"
 105         PATH="$PATH:/usr/etc"
 106         no_libsocket=1
 107         no_libnsl=1
 108         AC_DEFINE(BROKEN_INET_NTOA)
 109         ;;
 110 *-*-irix6*)
 111         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 112         LDFLAGS="$LDFLAGS"
 113         PATH="$PATH:/usr/etc"
 114         AC_DEFINE(WITH_IRIX_ARRAY)
 115         AC_DEFINE(WITH_IRIX_PROJECT)
 116         AC_DEFINE(WITH_IRIX_AUDIT)
 117         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 118         no_libsocket=1
 119         no_libnsl=1
 120         AC_DEFINE(BROKEN_INET_NTOA)
 121         ;;
 122 *-*-linux*)
 123         no_dev_ptmx=1
 124         check_for_libcrypt_later=1
 125         AC_DEFINE(DONT_TRY_OTHER_AF)
 126         AC_DEFINE(PAM_TTY_KLUDGE)
 127         inet6_default_4in6=yes
 128         ;;
 129 mips-sony-bsd|mips-sony-newsos4)
 130         AC_DEFINE(HAVE_NEWS4)
 131         SONY=1
 132         AC_CHECK_LIB(iberty, xatexit, AC_DEFINE(HAVE_XATEXIT),
 133                 AC_MSG_ERROR([*** libiberty missing - please install first or check config.log ***])
 134         )
 135         ;;
 136 *-*-netbsd*)
 137         need_dash_r=1
 138         ;;
 139 *-*-freebsd*)
 140         check_for_libcrypt_later=1
 141         ;;
 142 *-next-*)
 143         conf_lastlog_location="/usr/adm/lastlog"
 144         conf_utmp_location=/etc/utmp
 145         conf_wtmp_location=/usr/adm/wtmp
 146         MAIL=/usr/spool/mail
 147         AC_DEFINE(HAVE_NEXT)
 148         AC_DEFINE(BROKEN_REALPATH)
 149         AC_DEFINE(USE_PIPES)
 150         AC_DEFINE(BROKEN_SAVED_UIDS)
 151         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 152         CFLAGS="$CFLAGS"
 153         ;;
 154 *-*-solaris*)
 155         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 156         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 157         need_dash_r=1
 158         AC_DEFINE(PAM_SUN_CODEBASE)
 159         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 160         AC_DEFINE(LOGIN_NEEDS_TERM)
 161         # hardwire lastlog location (can't detect it on some versions)
 162         conf_lastlog_location="/var/adm/lastlog"
 163         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 164         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 165         if test "$sol2ver" -ge 8; then
 166                 AC_MSG_RESULT(yes)
 167                 AC_DEFINE(DISABLE_UTMP)
 168                 AC_DEFINE(DISABLE_WTMP)
 169         else
 170                 AC_MSG_RESULT(no)
 171         fi
 172         ;;
 173 *-*-sunos4*)
 174         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 175         AC_CHECK_FUNCS(getpwanam)
 176         AC_DEFINE(PAM_SUN_CODEBASE)
 177         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 178         conf_utmp_location=/etc/utmp
 179         conf_wtmp_location=/var/adm/wtmp
 180         conf_lastlog_location=/var/adm/lastlog
 181         AC_DEFINE(USE_PIPES)
 182         ;;
 183 *-ncr-sysv*)
 184         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 185         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 186         LIBS="$LIBS -lc89 -lnsl -lgen -lsocket"
 187         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 188         ;;
 189 *-sni-sysv*)
 190         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 191         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 192         IPADDR_IN_DISPLAY=yes
 193         AC_DEFINE(USE_PIPES)
 194         AC_DEFINE(IP_TOS_IS_BROKEN)
 195         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 196         LIBS="$LIBS -lgen -lnsl -lucb"
 197         ;;
 198 *-*-sysv4.2*)
 199         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 200         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 201         enable_suid_ssh=no
 202         AC_DEFINE(USE_PIPES)
 203         ;;
 204 *-*-sysv5*)
 205         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 206         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 207         enable_suid_ssh=no
 208         AC_DEFINE(USE_PIPES)
 209         ;;
 210 *-*-sysv*)
 211         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 212         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 213         LIBS="$LIBS -lgen -lsocket"
 214         ;;
 215 *-*-sco3.2v4*)
 216         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 217         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 218         LIBS="$LIBS -lgen -lsocket -los -lprot -lx -ltinfo -lm"
 219         rsh_path="/usr/bin/rcmd"
 220         RANLIB=true
 221         no_dev_ptmx=1
 222         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 223         AC_DEFINE(USE_PIPES)
 224         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 225         AC_DEFINE(DISABLE_SHADOW)
 226         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 227         AC_DEFINE(BROKEN_SAVED_UIDS)
 228         AC_CHECK_FUNCS(getluid setluid)
 229         MANTYPE=man
 230         ;;
 231 *-*-sco3.2v5*)
 232         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 233         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 234         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 235         no_dev_ptmx=1
 236         rsh_path="/usr/bin/rcmd"
 237         AC_DEFINE(USE_PIPES)
 238         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 239         AC_DEFINE(DISABLE_SHADOW)
 240         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 241         AC_CHECK_FUNCS(getluid setluid)
 242         MANTYPE=man
 243         ;;
 244 *-*-unicos*)
 245         no_libsocket=1
 246         no_libnsl=1
 247         AC_DEFINE(USE_PIPES)
 248         LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal,-L/usr/local/lib"
 249         LIBS="$LIBS -lgen -lrsc"
 250         ;;
 251 *-dec-osf*)
 252         AC_MSG_CHECKING(for Digital Unix SIA)
 253         no_osfsia=""
 254         AC_ARG_WITH(osfsia,
 255                 [  --with-osfsia           Enable Digital Unix SIA],
 256                 [
 257                         if test "x$withval" = "xno" ; then
 258                                 AC_MSG_RESULT(disabled)
 259                                 no_osfsia=1
 260                         fi
 261                 ],
 262         )
 263         if test -z "$no_osfsia" ; then
 264                 if test -f /etc/sia/matrix.conf; then
 265                         AC_MSG_RESULT(yes)
 266                         AC_DEFINE(HAVE_OSF_SIA)
 267                         AC_DEFINE(DISABLE_LOGIN)
 268                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 269                 else
 270                         AC_MSG_RESULT(no)
 271                 fi
 272         fi
 273         ;;
 274
 275 *-*-nto-qnx)
 276         AC_DEFINE(USE_PIPES)
 277         AC_DEFINE(NO_X11_UNIX_SOCKETS)
 278         AC_DEFINE(MISSING_NFDBITS)
 279         AC_DEFINE(MISSING_HOWMANY)
 280         AC_DEFINE(MISSING_FD_MASK)
 281         ;;
 282 esac
 283
 284 # Allow user to specify flags
 285 AC_ARG_WITH(cflags,
 286         [  --with-cflags           Specify additional flags to pass to compiler],
 287         [
 288                 if test "x$withval" != "xno" ; then
 289                         CFLAGS="$CFLAGS $withval"
 290                 fi
 291         ]
 292 )
 293 AC_ARG_WITH(cppflags,
 294         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 295         [
 296                 if test "x$withval" != "xno"; then
 297                         CPPFLAGS="$CPPFLAGS $withval"
 298                 fi
 299         ]
 300 )
 301 AC_ARG_WITH(ldflags,
 302         [  --with-ldflags          Specify additional flags to pass to linker],
 303         [
 304                 if test "x$withval" != "xno" ; then
 305                         LDFLAGS="$LDFLAGS $withval"
 306                 fi
 307         ]
 308 )
 309 AC_ARG_WITH(libs,
 310         [  --with-libs             Specify additional libraries to link with],
 311         [
 312                 if test "x$withval" != "xno" ; then
 313                         LIBS="$LIBS $withval"
 314                 fi
 315         ]
 316 )
 317
 318 AC_ARG_WITH(pcre,
 319         [  --with-pcre             Override built in regex library with pcre],
 320         [
 321
 322                 AC_CHECK_LIB(pcre, pcre_info,
 323                         [
 324                                 AC_DEFINE(HAVE_LIBPCRE)
 325                                 LIBS="$LIBS -lpcreposix -lpcre"
 326                                 no_comp_check="yes"
 327                         ],
 328                         [ AC_MSG_ERROR([*** Can not locate pcre libraries.]) ]
 329                 )
 330         ]
 331 )
 332
 333 # Checks for libraries.
 334 if test -z "$no_libnsl" ; then
 335         AC_CHECK_LIB(nsl, yp_match, , )
 336 fi
 337 if test -z "$no_libsocket" ; then
 338         AC_CHECK_LIB(socket, main, , )
 339 fi
 340
 341 dnl SCO OS3 needs this for libwrap
 342 AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 343
 344 AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen")
 345 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 346 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 347
 348 # We don't want to check if we did an pcre override.
 349 if test -z "$no_comp_check" ; then
 350         AC_CHECK_FUNC(regcomp,
 351                 [ AC_DEFINE(HAVE_REGCOMP)],
 352                 [
 353                         AC_CHECK_LIB(pcre, pcre_info,
 354                         [
 355                                 AC_DEFINE(HAVE_LIBPCRE)
 356                                 LIBS="$LIBS -lpcreposix -lpcre"
 357                         ],
 358                         [
 359                                 AC_MSG_ERROR([*** No regex library found.])
 360                         ])
 361                 ]
 362         )
 363 fi
 364
 365 dnl UnixWare 2.x
 366 AC_CHECK_FUNC(strcasecmp,
 367         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 368 )
 369 AC_CHECK_FUNC(utimes,
 370         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 371 )
 372
 373 AC_FUNC_STRFTIME
 374
 375 # Checks for header files.
 376 AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h getopt.h glob.h lastlog.h libgen.h limits.h login.h login_cap.h maillock.h netdb.h netgroup.h netinet/in_systm.h paths.h poll.h pty.h regex.h shadow.h security/pam_appl.h stdint.h strings.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/queue.h sys/select.h sys/stat.h sys/stropts.h sys/sysmacros.h sys/time.h sys/ttcompat.h sys/un.h stddef.h time.h ttyent.h usersec.h util.h utime.h utmp.h utmpx.h vis.h)
 377
 378 # Check for ALTDIRFUNC glob() extension
 379 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 380 AC_EGREP_CPP(FOUNDIT,
 381         [
 382                 #include <glob.h>
 383                 #ifdef GLOB_ALTDIRFUNC
 384                 FOUNDIT
 385                 #endif
 386         ],
 387         [
 388                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 389                 AC_MSG_RESULT(yes)
 390         ],
 391         [
 392                 AC_MSG_RESULT(no)
 393         ]
 394 )
 395
 396 # Check for g.gl_matchc glob() extension
 397 AC_MSG_CHECKING(for gl_matchc field in glob_t)
 398 AC_EGREP_CPP(FOUNDIT,
 399         [
 400                 #include <glob.h>
 401                 int main(void){glob_t g; g.gl_matchc = 1;}
 402         ],
 403         [
 404                 AC_DEFINE(GLOB_HAS_GL_MATCHC)
 405                 AC_MSG_RESULT(yes)
 406         ],
 407         [
 408                 AC_MSG_RESULT(no)
 409         ]
 410 )
 411
 412 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
 413 AC_TRY_RUN(
 414         [
 415 #include <sys/types.h>
 416 #include <dirent.h>
 417 int main(void){struct dirent d;return(sizeof(d.d_name)<=sizeof(char));}
 418         ],
 419         [AC_MSG_RESULT(yes)],
 420         [
 421                 AC_MSG_RESULT(no)
 422                 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
 423         ]
 424 )
 425
 426 # Check whether user wants S/Key support
 427 SKEY_MSG="no"
 428 AC_ARG_WITH(skey,
 429         [  --with-skey=PATH         Enable S/Key support],
 430         [
 431                 if test "x$withval" != "xno" ; then
 432
 433                         if test "x$withval" != "xyes" ; then
 434                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 435                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 436                         fi
 437
 438                         AC_DEFINE(SKEY)
 439                         LIBS="-lskey $LIBS"
 440                         SKEY_MSG="yes"
 441
 442                         AC_CHECK_FUNC(skey_keyinfo,
 443                                 [],
 444                                 [
 445                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 446                                 ])
 447                 fi
 448         ]
 449 )
 450
 451 # Check whether user wants TCP wrappers support
 452 TCPW_MSG="no"
 453 AC_ARG_WITH(tcp-wrappers,
 454         [  --with-tcp-wrappers     Enable tcpwrappers support],
 455         [
 456                 if test "x$withval" != "xno" ; then
 457                         saved_LIBS="$LIBS"
 458                         LIBS="-lwrap $LIBS"
 459                         AC_MSG_CHECKING(for libwrap)
 460                         AC_TRY_LINK(
 461                                 [
 462 #include <tcpd.h>
 463                                         int deny_severity = 0, allow_severity = 0;
 464                                 ],
 465                                 [hosts_access(0);],
 466                                 [
 467                                         AC_MSG_RESULT(yes)
 468                                         AC_DEFINE(LIBWRAP)
 469                                         TCPW_MSG="yes"
 470                                 ],
 471                                 [
 472                                         AC_MSG_ERROR([*** libwrap missing])
 473                                 ]
 474                         )
 475                 fi
 476         ]
 477 )
 478
 479 dnl    Checks for library functions.
 480 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_sa clock dirname fchown fchmod freeaddrinfo futimes gai_strerror getcwd getaddrinfo getgrouplist getopt getnameinfo getrlimit getrusage getttyent glob inet_aton inet_ntoa inet_ntop innetgr login_getcapbool md5_crypt memmove mkdtemp on_exit openpty readpassphrase realpath rresvport_af setdtablesize setenv setegid seteuid setlogin setproctitle setresgid setreuid setrlimit setsid setvbuf sigaction sigvec snprintf strerror strlcat strlcpy strmode strsep sysconf tcgetpgrp utimes vsnprintf vhangup vis waitpid _getpty __b64_ntop)
 481 dnl    Checks for time functions
 482 AC_CHECK_FUNCS(gettimeofday time)
 483 dnl    Checks for libutil functions
 484 AC_CHECK_HEADERS(libutil.h)
 485 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 486 dnl    Checks for utmp functions
 487 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 488 AC_CHECK_FUNCS(utmpname)
 489 dnl    Checks for utmpx functions
 490 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 491 AC_CHECK_FUNCS(setutxent utmpxname)
 492
 493 AC_CHECK_FUNC(getuserattr,
 494         [AC_DEFINE(HAVE_GETUSERATTR)],
 495         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 496 )
 497
 498 AC_CHECK_FUNC(login,
 499         [AC_DEFINE(HAVE_LOGIN)],
 500         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 501 )
 502
 503 AC_CHECK_FUNC(daemon,
 504         [AC_DEFINE(HAVE_DAEMON)],
 505         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 506 )
 507
 508 AC_CHECK_FUNC(getpagesize,
 509         [AC_DEFINE(HAVE_GETPAGESIZE)],
 510         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 511 )
 512
 513 # Check for broken snprintf
 514 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 515         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 516         AC_TRY_RUN(
 517                 [
 518 #include <stdio.h>
 519 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 520                 ],
 521                 [AC_MSG_RESULT(yes)],
 522                 [
 523                         AC_MSG_RESULT(no)
 524                         AC_DEFINE(BROKEN_SNPRINTF)
 525                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 526                 ]
 527         )
 528 fi
 529
 530 AC_FUNC_GETPGRP
 531
 532 # Check for PAM libs
 533 PAM_MSG="no"
 534 AC_ARG_WITH(pam,
 535         [  --with-pam              Enable PAM support ],
 536         [
 537                 if test "x$withval" != "xno" ; then
 538                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 539                                 AC_MSG_ERROR([PAM headers not found])
 540                         fi
 541
 542                         AC_CHECK_LIB(dl, dlopen, , )
 543                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 544                         AC_CHECK_FUNCS(pam_getenvlist)
 545
 546                         disable_shadow=yes
 547                         PAM_MSG="yes"
 548
 549                         AC_DEFINE(USE_PAM)
 550                 fi
 551         ]
 552 )
 553
 554 # Check for older PAM
 555 if test "x$PAM_MSG" = "xyes" ; then
 556         # Check PAM strerror arguments (old PAM)
 557         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 558         AC_TRY_COMPILE(
 559                 [
 560 #include <stdlib.h>
 561 #include <security/pam_appl.h>
 562                 ],
 563                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 564                 [AC_MSG_RESULT(no)],
 565                 [
 566                         AC_DEFINE(HAVE_OLD_PAM)
 567                         AC_MSG_RESULT(yes)
 568                         PAM_MSG="yes (old library)"
 569                 ]
 570         )
 571 fi
 572
 573 # The big search for OpenSSL
 574 AC_ARG_WITH(ssl-dir,
 575         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 576         [
 577                 if test "x$withval" != "xno" ; then
 578                         tryssldir=$withval
 579                 fi
 580         ]
 581 )
 582
 583 saved_LIBS="$LIBS"
 584 saved_LDFLAGS="$LDFLAGS"
 585 saved_CPPFLAGS="$CPPFLAGS"
 586 if test "x$prefix" != "xNONE" ; then
 587         tryssldir="$tryssldir $prefix"
 588 fi
 589 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 590         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 591                 CPPFLAGS="$saved_CPPFLAGS"
 592                 LDFLAGS="$saved_LDFLAGS"
 593                 LIBS="$saved_LIBS -lcrypto"
 594
 595                 # Skip directories if they don't exist
 596                 if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
 597                         continue;
 598                 fi
 599                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 600                         # Try to use $ssldir/lib if it exists, otherwise
 601                         # $ssldir
 602                         if test -d "$ssldir/lib" ; then
 603                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 604                                 if test ! -z "$need_dash_r" ; then
 605                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
 606                                 fi
 607                         else
 608                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
 609                                 if test ! -z "$need_dash_r" ; then
 610                                         LDFLAGS="-R$ssldir $LDFLAGS"
 611                                 fi
 612                         fi
 613                         # Try to use $ssldir/include if it exists, otherwise
 614                         # $ssldir
 615                         if test -d "$ssldir/include" ; then
 616                                 CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 617                         else
 618                                 CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 619                         fi
 620                 fi
 621
 622                 # Basic test to check for compatible version and correct linking
 623                 # *does not* test for RSA - that comes later.
 624                 AC_TRY_RUN(
 625                         [
 626 #include <string.h>
 627 #include <openssl/rand.h>
 628 int main(void)
 629 {
 630         char a[2048];
 631         memset(a, 0, sizeof(a));
 632         RAND_add(a, sizeof(a), sizeof(a));
 633         return(RAND_status() <= 0);
 634 }
 635                         ],
 636                         [
 637                                 found_crypto=1
 638                                 break;
 639                         ], []
 640                 )
 641
 642                 if test ! -z "$found_crypto" ; then
 643                         break;
 644                 fi
 645         done
 646
 647         if test -z "$found_crypto" ; then
 648                 AC_MSG_ERROR([Could not find working OpenSSL library, please install or check config.log])
 649         fi
 650         if test -z "$ssldir" ; then
 651                 ssldir="(system)"
 652         fi
 653
 654         ac_cv_openssldir=$ssldir
 655 ])
 656
 657 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 658         AC_DEFINE(HAVE_OPENSSL)
 659         dnl Need to recover ssldir - test above runs in subshell
 660         ssldir=$ac_cv_openssldir
 661         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 662                 # Try to use $ssldir/lib if it exists, otherwise
 663                 # $ssldir
 664                 if test -d "$ssldir/lib" ; then
 665                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 666                         if test ! -z "$need_dash_r" ; then
 667                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
 668                         fi
 669                 else
 670                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
 671                         if test ! -z "$need_dash_r" ; then
 672                                 LDFLAGS="-R$ssldir $LDFLAGS"
 673                         fi
 674                 fi
 675                 # Try to use $ssldir/include if it exists, otherwise
 676                 # $ssldir
 677                 if test -d "$ssldir/include" ; then
 678                         CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 679                 else
 680                         CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 681                 fi
 682         fi
 683 fi
 684 LIBS="$saved_LIBS -lcrypto"
 685
 686 # Now test RSA support
 687 saved_LIBS="$LIBS"
 688 AC_MSG_CHECKING([for RSA support])
 689 for WANTS_RSAREF in "" 1 ; do
 690         if test -z "$WANTS_RSAREF" ; then
 691                 LIBS="$saved_LIBS"
 692         else
 693                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 694         fi
 695         AC_TRY_RUN([
 696 #include <string.h>
 697 #include <openssl/rand.h>
 698 #include <openssl/rsa.h>
 699 #include <openssl/bn.h>
 700 #include <openssl/sha.h>
 701 int main(void)
 702 {
 703         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 704         unsigned char c[256], p[256];
 705         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 706         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 707         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 708         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 709 }
 710         ],
 711         [
 712                 rsa_works=1
 713                 break;
 714         ], [])
 715 done
 716 LIBS="$saved_LIBS"
 717
 718 if test ! -z "$no_rsa" ; then
 719         AC_MSG_RESULT(disabled)
 720         RSA_MSG="disabled"
 721 else
 722         if test -z "$rsa_works" ; then
 723                 AC_MSG_WARN([*** No RSA support found *** ])
 724                 RSA_MSG="no"
 725         else
 726                 if test -z "$WANTS_RSAREF" ; then
 727                         AC_MSG_RESULT(yes)
 728                         RSA_MSG="yes"
 729                 else
 730                         RSA_MSG="yes (using RSAref)"
 731                         AC_MSG_RESULT(using RSAref)
 732                         LIBS="$LIBS -lcrypto -lRSAglue -lrsaref"
 733                 fi
 734         fi
 735 fi
 736
 737 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 738 # version in OpenSSL. Skip this for PAM
 739 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 740         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
 741 fi
 742
 743 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 744 if test ! -z "$SONY" ; then
 745   LIBS="$LIBS -liberty";
 746 fi
 747
 748 # Checks for data types
 749 AC_CHECK_SIZEOF(char, 1)
 750 AC_CHECK_SIZEOF(short int, 2)
 751 AC_CHECK_SIZEOF(int, 4)
 752 AC_CHECK_SIZEOF(long int, 4)
 753 AC_CHECK_SIZEOF(long long int, 8)
 754
 755 # More checks for data types
 756 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 757         AC_TRY_COMPILE(
 758                 [ #include <sys/types.h> ],
 759                 [ u_int a; a = 1;],
 760                 [ ac_cv_have_u_int="yes" ],
 761                 [ ac_cv_have_u_int="no" ]
 762         )
 763 ])
 764 if test "x$ac_cv_have_u_int" = "xyes" ; then
 765         AC_DEFINE(HAVE_U_INT)
 766         have_u_int=1
 767 fi
 768
 769 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 770         AC_TRY_COMPILE(
 771                 [ #include <sys/types.h> ],
 772                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 773                 [ ac_cv_have_intxx_t="yes" ],
 774                 [ ac_cv_have_intxx_t="no" ]
 775         )
 776 ])
 777 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 778         AC_DEFINE(HAVE_INTXX_T)
 779         have_intxx_t=1
 780 fi
 781
 782 if (test -z "$have_intxx_t" && \
 783            test "x$ac_cv_header_stdint_h" = "xyes")
 784 then
 785     AC_MSG_CHECKING([for intXX_t types in stdint.h])
 786         AC_TRY_COMPILE(
 787                 [ #include <stdint.h> ],
 788                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 789                 [
 790                         AC_DEFINE(HAVE_INTXX_T)
 791                         AC_MSG_RESULT(yes)
 792                 ],
 793                 [ AC_MSG_RESULT(no) ]
 794         )
 795 fi
 796
 797 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
 798         AC_TRY_COMPILE(
 799                 [ #include <sys/types.h> ],
 800                 [ int64_t a; a = 1;],
 801                 [ ac_cv_have_int64_t="yes" ],
 802                 [ ac_cv_have_int64_t="no" ]
 803         )
 804 ])
 805 if test "x$ac_cv_have_int64_t" = "xyes" ; then
 806         AC_DEFINE(HAVE_INT64_T)
 807         have_int64_t=1
 808 fi
 809
 810 if test -z "$have_int64_t" ; then
 811     AC_MSG_CHECKING([for int64_t type in sys/socket.h])
 812         AC_TRY_COMPILE(
 813                 [ #include <sys/socket.h> ],
 814                 [ int64_t a; a = 1],
 815                 [
 816                         AC_DEFINE(HAVE_INT64_T)
 817                         AC_MSG_RESULT(yes)
 818                 ],
 819                 [ AC_MSG_RESULT(no) ]
 820         )
 821 fi
 822
 823 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 824         AC_TRY_COMPILE(
 825                 [ #include <sys/types.h> ],
 826                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 827                 [ ac_cv_have_u_intxx_t="yes" ],
 828                 [ ac_cv_have_u_intxx_t="no" ]
 829         )
 830 ])
 831 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 832         AC_DEFINE(HAVE_U_INTXX_T)
 833         have_u_intxx_t=1
 834 fi
 835
 836 if test -z "$have_u_intxx_t" ; then
 837     AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
 838         AC_TRY_COMPILE(
 839                 [ #include <sys/socket.h> ],
 840                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 841                 [
 842                         AC_DEFINE(HAVE_U_INTXX_T)
 843                         AC_MSG_RESULT(yes)
 844                 ],
 845                 [ AC_MSG_RESULT(no) ]
 846         )
 847 fi
 848
 849 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
 850         AC_TRY_COMPILE(
 851                 [ #include <sys/types.h> ],
 852                 [ u_int64_t a; a = 1;],
 853                 [ ac_cv_have_u_int64_t="yes" ],
 854                 [ ac_cv_have_u_int64_t="no" ]
 855         )
 856 ])
 857 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
 858         AC_DEFINE(HAVE_U_INT64_T)
 859         have_u_int64_t=1
 860 fi
 861
 862 if test -z "$have_u_intxx_t" ; then
 863         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 864                 AC_TRY_COMPILE(
 865                         [
 866 #include <sys/types.h>
 867                         ],
 868                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 869                         [ ac_cv_have_uintxx_t="yes" ],
 870                         [ ac_cv_have_uintxx_t="no" ]
 871                 )
 872         ])
 873         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 874                 AC_DEFINE(HAVE_UINTXX_T)
 875         fi
 876 fi
 877
 878 if test -z "$have_uintxx_t" ; then
 879     AC_MSG_CHECKING([for uintXX_t types in stdint.h])
 880         AC_TRY_COMPILE(
 881                 [ #include <stdint.h> ],
 882                 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
 883                 [
 884                         AC_DEFINE(HAVE_UINTXX_T)
 885                         AC_MSG_RESULT(yes)
 886                 ],
 887                 [ AC_MSG_RESULT(no) ]
 888         )
 889 fi
 890
 891 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
 892            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
 893 then
 894         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 895         AC_TRY_COMPILE(
 896                 [
 897 #include <sys/bitypes.h>
 898                 ],
 899                 [
 900                         int8_t a; int16_t b; int32_t c;
 901                         u_int8_t e; u_int16_t f; u_int32_t g;
 902                         a = b = c = e = f = g = 1;
 903                 ],
 904                 [
 905                         AC_DEFINE(HAVE_U_INTXX_T)
 906                         AC_DEFINE(HAVE_INTXX_T)
 907                         AC_MSG_RESULT(yes)
 908                 ],
 909                 [AC_MSG_RESULT(no)]
 910         )
 911 fi
 912
 913 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 914         AC_TRY_COMPILE(
 915                 [
 916 #include <sys/types.h>
 917 #include <sys/socket.h>
 918                 ],
 919                 [socklen_t foo; foo = 1235;],
 920                 [ ac_cv_have_socklen_t="yes" ],
 921                 [ ac_cv_have_socklen_t="no" ]
 922         )
 923 ])
 924 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 925         AC_DEFINE(HAVE_SOCKLEN_T)
 926 fi
 927
 928 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 929         AC_TRY_COMPILE(
 930                 [
 931 #include <sys/types.h>
 932                 ],
 933                 [ size_t foo; foo = 1235; ],
 934                 [ ac_cv_have_size_t="yes" ],
 935                 [ ac_cv_have_size_t="no" ]
 936         )
 937 ])
 938 if test "x$ac_cv_have_size_t" = "xyes" ; then
 939         AC_DEFINE(HAVE_SIZE_T)
 940 fi
 941
 942 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 943         AC_TRY_COMPILE(
 944                 [
 945 #include <sys/types.h>
 946                 ],
 947                 [ ssize_t foo; foo = 1235; ],
 948                 [ ac_cv_have_ssize_t="yes" ],
 949                 [ ac_cv_have_ssize_t="no" ]
 950         )
 951 ])
 952 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 953         AC_DEFINE(HAVE_SSIZE_T)
 954 fi
 955
 956 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
 957         AC_TRY_COMPILE(
 958                 [
 959 #include <time.h>
 960                 ],
 961                 [ clock_t foo; foo = 1235; ],
 962                 [ ac_cv_have_clock_t="yes" ],
 963                 [ ac_cv_have_clock_t="no" ]
 964         )
 965 ])
 966 if test "x$ac_cv_have_clock_t" = "xyes" ; then
 967         AC_DEFINE(HAVE_CLOCK_T)
 968 fi
 969
 970 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
 971         AC_TRY_COMPILE(
 972                 [
 973 #include <sys/types.h>
 974 #include <sys/socket.h>
 975                 ],
 976                 [ sa_family_t foo; foo = 1235; ],
 977                 [ ac_cv_have_sa_family_t="yes" ],
 978                 [ AC_TRY_COMPILE(
 979                   [
 980 #include <sys/types.h>
 981 #include <sys/socket.h>
 982 #include <netinet/in.h>
 983                 ],
 984                 [ sa_family_t foo; foo = 1235; ],
 985                 [ ac_cv_have_sa_family_t="yes" ],
 986
 987                 [ ac_cv_have_sa_family_t="no" ]
 988         )]
 989         )
 990 ])
 991 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
 992         AC_DEFINE(HAVE_SA_FAMILY_T)
 993 fi
 994
 995 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
 996         AC_TRY_COMPILE(
 997                 [
 998 #include <sys/types.h>
 999                 ],
1000                 [ pid_t foo; foo = 1235; ],
1001                 [ ac_cv_have_pid_t="yes" ],
1002                 [ ac_cv_have_pid_t="no" ]
1003         )
1004 ])
1005 if test "x$ac_cv_have_pid_t" = "xyes" ; then
1006         AC_DEFINE(HAVE_PID_T)
1007 fi
1008
1009 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1010         AC_TRY_COMPILE(
1011                 [
1012 #include <sys/types.h>
1013                 ],
1014                 [ mode_t foo; foo = 1235; ],
1015                 [ ac_cv_have_mode_t="yes" ],
1016                 [ ac_cv_have_mode_t="no" ]
1017         )
1018 ])
1019 if test "x$ac_cv_have_mode_t" = "xyes" ; then
1020         AC_DEFINE(HAVE_MODE_T)
1021 fi
1022
1023
1024 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1025         AC_TRY_COMPILE(
1026                 [
1027 #include <sys/types.h>
1028 #include <sys/socket.h>
1029                 ],
1030                 [ struct sockaddr_storage s; ],
1031                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1032                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1033         )
1034 ])
1035 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1036         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1037 fi
1038
1039 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1040         AC_TRY_COMPILE(
1041                 [
1042 #include <sys/types.h>
1043 #include <netinet/in.h>
1044                 ],
1045                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1046                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1047                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1048         )
1049 ])
1050 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1051         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1052 fi
1053
1054 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1055         AC_TRY_COMPILE(
1056                 [
1057 #include <sys/types.h>
1058 #include <netinet/in.h>
1059                 ],
1060                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1061                 [ ac_cv_have_struct_in6_addr="yes" ],
1062                 [ ac_cv_have_struct_in6_addr="no" ]
1063         )
1064 ])
1065 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1066         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1067 fi
1068
1069 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1070         AC_TRY_COMPILE(
1071                 [
1072 #include <sys/types.h>
1073 #include <sys/socket.h>
1074 #include <netdb.h>
1075                 ],
1076                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1077                 [ ac_cv_have_struct_addrinfo="yes" ],
1078                 [ ac_cv_have_struct_addrinfo="no" ]
1079         )
1080 ])
1081 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1082         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1083 fi
1084
1085 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1086         AC_TRY_COMPILE(
1087                 [ #include <sys/time.h> ],
1088                 [ struct timeval tv; tv.tv_sec = 1;],
1089                 [ ac_cv_have_struct_timeval="yes" ],
1090                 [ ac_cv_have_struct_timeval="no" ]
1091         )
1092 ])
1093 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1094         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1095         have_struct_timeval=1
1096 fi
1097
1098 # If we don't have int64_t then we can't compile sftp-server.  So don't
1099 # even attempt to do it.
1100 if test "x$ac_cv_have_int64_t" = "xno" -a \
1101         "x$ac_cv_sizeof_long_int" != "x8" -a \
1102         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1103         NO_SFTP='#'
1104 else
1105 dnl test snprintf (broken on SCO w/gcc)
1106         AC_TRY_RUN(
1107                 [
1108 #include <stdio.h>
1109 #include <string.h>
1110 #ifdef HAVE_SNPRINTF
1111 main()
1112 {
1113         char buf[50];
1114         char expected_out[50];
1115         int mazsize = 50 ;
1116 #if (SIZEOF_LONG_INT == 8)
1117         long int num = 0x7fffffffffffffff;
1118 #else
1119         long long num = 0x7fffffffffffffffll;
1120 #endif
1121         strcpy(expected_out, "9223372036854775807");
1122         snprintf(buf, mazsize, "%lld", num);
1123         if(strcmp(buf, expected_out) != 0)
1124                 exit(1);
1125         exit(0);
1126 }
1127 #else
1128 main() { exit(0); }
1129 #endif
1130                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1131         )
1132 fi
1133 AC_SUBST(NO_SFTP)
1134
1135 dnl Checks for structure members
1136 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1137 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1138 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1139 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1140 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1141 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1142 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1143 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1144 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1145 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1146 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1147 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1148 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1149 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1150 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1151 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1152 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1153 AC_STRUCT_ST_BLKSIZE
1154
1155 AC_CACHE_CHECK([for sun_len field in struct sockaddr_un],
1156                 ac_cv_have_sun_len_in_struct_sockaddr_un, [
1157         AC_TRY_COMPILE(
1158                 [
1159 #include <sys/types.h>
1160 #include <sys/socket.h>
1161                 ],
1162                 [ struct sockaddr_un s; s.sun_len = 1; ],
1163                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="yes" ],
1164                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="no" ],
1165         )
1166 ])
1167 if test "x$ac_cv_have_sun_len_in_struct_sockaddr_un" = "xyes" ; then
1168         AC_DEFINE(HAVE_SUN_LEN_IN_SOCKADDR_UN)
1169 fi
1170
1171 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1172                 ac_cv_have_ss_family_in_struct_ss, [
1173         AC_TRY_COMPILE(
1174                 [
1175 #include <sys/types.h>
1176 #include <sys/socket.h>
1177                 ],
1178                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1179                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1180                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1181         )
1182 ])
1183 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1184         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1185 fi
1186
1187 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1188                 ac_cv_have___ss_family_in_struct_ss, [
1189         AC_TRY_COMPILE(
1190                 [
1191 #include <sys/types.h>
1192 #include <sys/socket.h>
1193                 ],
1194                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1195                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1196                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1197         )
1198 ])
1199 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1200         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1201 fi
1202
1203 AC_CACHE_CHECK([for pw_class field in struct passwd],
1204                 ac_cv_have_pw_class_in_struct_passwd, [
1205         AC_TRY_COMPILE(
1206                 [
1207 #include <pwd.h>
1208                 ],
1209                 [ struct passwd p; p.pw_class = 0; ],
1210                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1211                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1212         )
1213 ])
1214 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1215         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1216 fi
1217
1218 AC_CACHE_CHECK([for pw_expire field in struct passwd],
1219                 ac_cv_have_pw_expire_in_struct_passwd, [
1220         AC_TRY_COMPILE(
1221                 [
1222 #include <pwd.h>
1223                 ],
1224                 [ struct passwd p; p.pw_expire = 0; ],
1225                 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1226                 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1227         )
1228 ])
1229 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1230         AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1231 fi
1232
1233 AC_CACHE_CHECK([for pw_change field in struct passwd],
1234                 ac_cv_have_pw_change_in_struct_passwd, [
1235         AC_TRY_COMPILE(
1236                 [
1237 #include <pwd.h>
1238                 ],
1239                 [ struct passwd p; p.pw_change = 0; ],
1240                 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1241                 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
1242         )
1243 ])
1244 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1245         AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1246 fi
1247
1248 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1249         AC_TRY_LINK([],
1250                 [ extern char *__progname; printf("%s", __progname); ],
1251                 [ ac_cv_libc_defines___progname="yes" ],
1252                 [ ac_cv_libc_defines___progname="no" ]
1253         )
1254 ])
1255 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1256         AC_DEFINE(HAVE___PROGNAME)
1257 fi
1258
1259 AC_CACHE_CHECK([whether getopt has optreset support],
1260                 ac_cv_have_getopt_optreset, [
1261         AC_TRY_LINK(
1262                 [
1263 #include <getopt.h>
1264                 ],
1265                 [ extern int optreset; optreset = 0; ],
1266                 [ ac_cv_have_getopt_optreset="yes" ],
1267                 [ ac_cv_have_getopt_optreset="no" ]
1268         )
1269 ])
1270 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1271         AC_DEFINE(HAVE_GETOPT_OPTRESET)
1272 fi
1273
1274 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1275         AC_TRY_LINK([],
1276                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1277                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1278                 [ ac_cv_libc_defines_sys_errlist="no" ]
1279         )
1280 ])
1281 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1282         AC_DEFINE(HAVE_SYS_ERRLIST)
1283 fi
1284
1285
1286 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1287         AC_TRY_LINK([],
1288                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1289                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1290                 [ ac_cv_libc_defines_sys_nerr="no" ]
1291         )
1292 ])
1293 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1294         AC_DEFINE(HAVE_SYS_NERR)
1295 fi
1296
1297
1298 # Check whether user wants Kerberos support
1299 KRB4_MSG="no"
1300 AC_ARG_WITH(kerberos4,
1301         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1302         [
1303                 if test "x$withval" != "xno" ; then
1304
1305                         if test "x$withval" != "xyes" ; then
1306                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1307                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1308                                 if test ! -z "$need_dash_r" ; then
1309                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1310                                 fi
1311                                 if test ! -z "$blibpath" ; then
1312                                         blibpath="$blibpath:${withval}/lib"
1313                                 fi
1314                         else
1315                                 if test -d /usr/include/kerberosIV ; then
1316                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1317                                 fi
1318                         fi
1319
1320                         AC_CHECK_HEADERS(krb.h)
1321                         if test "$ac_cv_header_krb_h" != yes; then
1322                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1323                         fi
1324                         AC_CHECK_LIB(krb, main)
1325                         if test "$ac_cv_lib_krb_main" != yes; then
1326                                 AC_CHECK_LIB(krb4, main)
1327                                 if test "$ac_cv_lib_krb4_main" != yes; then
1328                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
1329                                 else
1330                                         KLIBS="-lkrb4"
1331                                 fi
1332                         else
1333                                 KLIBS="-lkrb"
1334                         fi
1335                         AC_CHECK_LIB(des, des_cbc_encrypt)
1336                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
1337                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
1338                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
1339                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
1340                                 else
1341                                         KLIBS="-ldes425"
1342                                 fi
1343                         else
1344                                 KLIBS="-ldes"
1345                         fi
1346                         AC_CHECK_LIB(resolv, dn_expand, , )
1347                         KRB4=yes
1348                         KRB4_MSG="yes"
1349                         AC_DEFINE(KRB4)
1350                 fi
1351         ]
1352 )
1353
1354 # Check whether user wants AFS support
1355 AFS_MSG="no"
1356 AC_ARG_WITH(afs,
1357         [  --with-afs=PATH         Enable AFS support],
1358         [
1359                 if test "x$withval" != "xno" ; then
1360
1361                         if test "x$withval" != "xyes" ; then
1362                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1363                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1364                         fi
1365
1366                         if test -z "$KRB4" ; then
1367                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1368                         fi
1369
1370                         LIBS="-lkafs $LIBS"
1371                         if test ! -z "$AFS_LIBS" ; then
1372                                 LIBS="$LIBS $AFS_LIBS"
1373                         fi
1374                         AC_DEFINE(AFS)
1375                         AFS_MSG="yes"
1376                 fi
1377         ]
1378 )
1379 LIBS="$LIBS $KLIBS"
1380
1381 # Looking for programs, paths and files
1382 AC_ARG_WITH(rsh,
1383         [  --with-rsh=PATH         Specify path to remote shell program ],
1384         [
1385                 if test "x$withval" != "$no" ; then
1386                         rsh_path=$withval
1387                 fi
1388         ],
1389         [
1390                 AC_PATH_PROG(rsh_path, rsh)
1391         ]
1392 )
1393
1394 AC_ARG_WITH(xauth,
1395         [  --with-xauth=PATH       Specify path to xauth program ],
1396         [
1397                 if test "x$withval" != "xno" ; then
1398                         xauth_path=$withval
1399                 fi
1400         ],
1401         [
1402                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1403                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1404                         xauth_path="/usr/openwin/bin/xauth"
1405                 fi
1406         ]
1407 )
1408
1409 if test -z "$xauth_path" ; then
1410         XAUTH_PATH="undefined"
1411         AC_SUBST(XAUTH_PATH)
1412 else
1413         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1414         XAUTH_PATH=$xauth_path
1415         AC_SUBST(XAUTH_PATH)
1416 fi
1417 if test ! -z "$rsh_path" ; then
1418         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1419 fi
1420
1421 # Check for mail directory (last resort if we cannot get it from headers)
1422 if test ! -z "$MAIL" ; then
1423         maildir=`dirname $MAIL`
1424         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1425 fi
1426
1427 if test -z "$no_dev_ptmx" ; then
1428         AC_CHECK_FILE("/dev/ptmx",
1429                 [
1430                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1431                         have_dev_ptmx=1
1432                 ]
1433         )
1434 fi
1435 AC_CHECK_FILE("/dev/ptc",
1436         [
1437                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1438                 have_dev_ptc=1
1439         ]
1440 )
1441
1442 # Options from here on. Some of these are preset by platform above
1443
1444 # Check for user-specified random device, otherwise check /dev/urandom
1445 AC_ARG_WITH(random,
1446         [  --with-random=FILE      read entropy from FILE (default=/dev/urandom)],
1447         [
1448                 if test "x$withval" != "xno" ; then
1449                         RANDOM_POOL="$withval";
1450                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1451                 fi
1452         ],
1453         [
1454                 # Check for random device
1455                 AC_CHECK_FILE("/dev/urandom",
1456                         [
1457                                 RANDOM_POOL="/dev/urandom";
1458                                 AC_SUBST(RANDOM_POOL)
1459                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1460                         ]
1461                 )
1462         ]
1463 )
1464
1465 # Check for PRNGD/EGD pool file
1466 AC_ARG_WITH(prngd-port,
1467         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD localhost:PORT],
1468         [
1469                 if test ! -z "$withval" -a "x$withval" != "xno" ; then
1470                         PRNGD_PORT="$withval"
1471                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
1472                 fi
1473         ]
1474 )
1475
1476 # Check for PRNGD/EGD pool file
1477 AC_ARG_WITH(prngd-socket,
1478         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1479         [
1480                 if test "x$withval" != "xno" ; then
1481                         PRNGD_SOCKET="$withval"
1482                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1483                 fi
1484         ],
1485         [
1486                 # Check for existing socket only if we don't have a random device already
1487                 if test -z "$RANDOM_POOL" ; then
1488                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1489                         # Insert other locations here
1490                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
1491                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
1492                                         PRNGD_SOCKET="$sock"
1493                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1494                                         break;
1495                                 fi
1496                         done
1497                         if test ! -z "$PRNGD_SOCKET" ; then
1498                                 AC_MSG_RESULT($PRNGD_SOCKET)
1499                         else
1500                                 AC_MSG_RESULT(not found)
1501                         fi
1502                 fi
1503         ]
1504 )
1505
1506
1507 # detect pathnames for entropy gathering commands, if we need them
1508 INSTALL_SSH_PRNG_CMDS=""
1509 rm -f prng_commands
1510 if (test -z "$RANDOM_POOL" && test -z "$PRNGD") ; then
1511         # Use these commands to collect entropy
1512         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1513         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1514         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1515         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1516         OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
1517         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1518         OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
1519         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1520         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1521         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1522         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1523         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1524         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1525         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1526         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1527         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1528
1529         INSTALL_SSH_PRNG_CMDS="yes"
1530 fi
1531 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1532
1533
1534 AC_ARG_WITH(mantype,
1535         [  --with-mantype=man|cat|doc  Set man page type],
1536         [
1537                 case "$withval" in
1538                 man|cat|doc)
1539                         MANTYPE=$withval
1540                         ;;
1541                 *)
1542                         AC_MSG_ERROR(invalid man type: $withval)
1543                         ;;
1544                 esac
1545         ]
1546 )
1547 if test -z "$MANTYPE"; then
1548         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, /usr/bin:/usr/ucb)
1549         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
1550                 MANTYPE=doc
1551         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
1552                 MANTYPE=man
1553         else
1554                 MANTYPE=cat
1555         fi
1556 fi
1557 AC_SUBST(MANTYPE)
1558 if test "$MANTYPE" = "doc"; then
1559         mansubdir=man;
1560 else
1561         mansubdir=$MANTYPE;
1562 fi
1563 AC_SUBST(mansubdir)
1564
1565 # Check whether to enable MD5 passwords
1566 MD5_MSG="no"
1567 AC_ARG_WITH(md5-passwords,
1568         [  --with-md5-passwords    Enable use of MD5 passwords],
1569         [
1570                 if test "x$withval" != "xno" ; then
1571                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1572                         MD5_MSG="yes"
1573                 fi
1574         ]
1575 )
1576
1577 # Whether to disable shadow password support
1578 AC_ARG_WITH(shadow,
1579         [  --without-shadow        Disable shadow password support],
1580         [
1581                 if test "x$withval" = "xno" ; then
1582                         AC_DEFINE(DISABLE_SHADOW)
1583                         disable_shadow=yes
1584                 fi
1585         ]
1586 )
1587
1588 if test -z "$disable_shadow" ; then
1589         AC_MSG_CHECKING([if the systems has expire shadow information])
1590         AC_TRY_COMPILE(
1591         [
1592 #include <sys/types.h>
1593 #include <shadow.h>
1594         struct spwd sp;
1595         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1596         [ sp_expire_available=yes ], []
1597         )
1598
1599         if test "x$sp_expire_available" = "xyes" ; then
1600                 AC_MSG_RESULT(yes)
1601                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1602         else
1603                 AC_MSG_RESULT(no)
1604         fi
1605 fi
1606
1607 # Use ip address instead of hostname in $DISPLAY
1608 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1609         DISPLAY_HACK_MSG="yes"
1610         AC_DEFINE(IPADDR_IN_DISPLAY)
1611 else
1612         DISPLAY_HACK_MSG="no"
1613         AC_ARG_WITH(ipaddr-display,
1614                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1615                 [
1616                         if test "x$withval" != "xno" ; then
1617                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1618                                 DISPLAY_HACK_MSG="yes"
1619                         fi
1620                 ]
1621         )
1622 fi
1623
1624 # Whether to mess with the default path
1625 SERVER_PATH_MSG="(default)"
1626 AC_ARG_WITH(default-path,
1627         [  --with-default-path=PATH Specify default \$PATH environment for server],
1628         [
1629                 if test "x$withval" != "xno" ; then
1630                         user_path="$withval"
1631                         SERVER_PATH_MSG="$withval"
1632                 fi
1633         ],
1634         [
1635         AC_TRY_RUN(
1636                 [
1637 /* find out what STDPATH is */
1638 #include <stdio.h>
1639 #ifdef HAVE_PATHS_H
1640 # include <paths.h>
1641 #endif
1642 #ifndef _PATH_STDPATH
1643 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
1644 #endif
1645 #include <sys/types.h>
1646 #include <sys/stat.h>
1647 #include <fcntl.h>
1648 #define DATA "conftest.stdpath"
1649
1650 main()
1651 {
1652         FILE *fd;
1653         int rc;
1654
1655         fd = fopen(DATA,"w");
1656         if(fd == NULL)
1657                 exit(1);
1658
1659         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
1660                 exit(1);
1661
1662         exit(0);
1663 }
1664                 ], [ user_path=`cat conftest.stdpath` ],
1665                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
1666                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
1667         )
1668 # make sure $bindir is in USER_PATH so scp will work
1669                 t_bindir=`eval echo ${bindir}`
1670                 case $t_bindir in
1671                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
1672                 esac
1673                 case $t_bindir in
1674                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
1675                 esac
1676                 echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
1677                 if test $? -ne 0  ; then
1678                         echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
1679                         if test $? -ne 0  ; then
1680                                 user_path=$user_path:$t_bindir
1681                                 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
1682                         fi
1683                 fi
1684         ]
1685 )
1686 AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
1687 AC_SUBST(user_path)
1688
1689 # Whether to force IPv4 by default (needed on broken glibc Linux)
1690 IPV4_HACK_MSG="no"
1691 AC_ARG_WITH(ipv4-default,
1692         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1693         [
1694                 if test "x$withval" != "xno" ; then
1695                         AC_DEFINE(IPV4_DEFAULT)
1696                         IPV4_HACK_MSG="yes"
1697                 fi
1698         ]
1699 )
1700
1701 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1702 IPV4_IN6_HACK_MSG="no"
1703 AC_ARG_WITH(4in6,
1704         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1705         [
1706                 if test "x$withval" != "xno" ; then
1707                         AC_MSG_RESULT(yes)
1708                         AC_DEFINE(IPV4_IN_IPV6)
1709                         IPV4_IN6_HACK_MSG="yes"
1710                 else
1711                         AC_MSG_RESULT(no)
1712                 fi
1713         ],[
1714                 if test "x$inet6_default_4in6" = "xyes"; then
1715                         AC_MSG_RESULT([yes (default)])
1716                         AC_DEFINE(IPV4_IN_IPV6)
1717                         IPV4_IN6_HACK_MSG="yes"
1718                 else
1719                         AC_MSG_RESULT([no (default)])
1720                 fi
1721         ]
1722 )
1723
1724 # Whether to enable BSD auth support
1725 AC_ARG_WITH(bsd-auth,
1726         [  --with-bsd-auth         Enable BSD auth support],
1727         [
1728                 if test "x$withval" != "xno" ; then
1729                         AC_DEFINE(BSD_AUTH)
1730                         bsd_auth=yes
1731                 fi
1732         ]
1733 )
1734
1735 AC_MSG_CHECKING(whether to install ssh as suid root)
1736 AC_ARG_ENABLE(suid-ssh,
1737 [  --enable-suid-ssh       Install ssh as suid root (default)
1738   --disable-suid-ssh      Install ssh without suid bit],
1739 [ case "$enableval" in
1740   no)
1741        AC_MSG_RESULT(no)
1742        SSHMODE=0711
1743        ;;
1744   *)   AC_MSG_RESULT(yes)
1745        SSHMODE=4711
1746        ;;
1747   esac ],
1748   AC_MSG_RESULT(yes)
1749   SSHMODE=4711
1750 )
1751 AC_SUBST(SSHMODE)
1752
1753
1754 # Where to place sshd.pid
1755 piddir=/var/run
1756 AC_ARG_WITH(pid-dir,
1757         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1758         [
1759                 if test "x$withval" != "xno" ; then
1760                         piddir=$withval
1761                 fi
1762         ]
1763 )
1764
1765 # make sure the directory exists
1766 if test ! -d $piddir ; then
1767         piddir=`eval echo ${sysconfdir}`
1768         case $piddir in
1769                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
1770         esac
1771 fi
1772
1773 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
1774 AC_SUBST(piddir)
1775
1776 dnl allow user to disable some login recording features
1777 AC_ARG_ENABLE(lastlog,
1778         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1779         [ AC_DEFINE(DISABLE_LASTLOG) ]
1780 )
1781 AC_ARG_ENABLE(utmp,
1782         [  --disable-utmp          disable use of utmp even if detected [no]],
1783         [ AC_DEFINE(DISABLE_UTMP) ]
1784 )
1785 AC_ARG_ENABLE(utmpx,
1786         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1787         [ AC_DEFINE(DISABLE_UTMPX) ]
1788 )
1789 AC_ARG_ENABLE(wtmp,
1790         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1791         [ AC_DEFINE(DISABLE_WTMP) ]
1792 )
1793 AC_ARG_ENABLE(wtmpx,
1794         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1795         [ AC_DEFINE(DISABLE_WTMPX) ]
1796 )
1797 AC_ARG_ENABLE(libutil,
1798         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1799         [ AC_DEFINE(DISABLE_LOGIN) ]
1800 )
1801 AC_ARG_ENABLE(pututline,
1802         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1803         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1804 )
1805 AC_ARG_ENABLE(pututxline,
1806         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1807         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1808 )
1809 AC_ARG_WITH(lastlog,
1810   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1811         [
1812                 if test "x$withval" = "xno" ; then
1813                         AC_DEFINE(DISABLE_LASTLOG)
1814                 else
1815                         conf_lastlog_location=$withval
1816                 fi
1817         ]
1818 )
1819
1820 dnl lastlog, [uw]tmpx? detection
1821 dnl  NOTE: set the paths in the platform section to avoid the
1822 dnl   need for command-line parameters
1823 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1824
1825 dnl lastlog detection
1826 dnl  NOTE: the code itself will detect if lastlog is a directory
1827 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1828 AC_TRY_COMPILE([
1829 #include <sys/types.h>
1830 #include <utmp.h>
1831 #ifdef HAVE_LASTLOG_H
1832 #  include <lastlog.h>
1833 #endif
1834 #ifdef HAVE_PATHS_H
1835 #  include <paths.h>
1836 #endif
1837 #ifdef HAVE_LOGIN_H
1838 # include <login.h>
1839 #endif
1840         ],
1841         [ char *lastlog = LASTLOG_FILE; ],
1842         [ AC_MSG_RESULT(yes) ],
1843         [
1844                 AC_MSG_RESULT(no)
1845                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1846                 AC_TRY_COMPILE([
1847 #include <sys/types.h>
1848 #include <utmp.h>
1849 #ifdef HAVE_LASTLOG_H
1850 #  include <lastlog.h>
1851 #endif
1852 #ifdef HAVE_PATHS_H
1853 #  include <paths.h>
1854 #endif
1855                 ],
1856                 [ char *lastlog = _PATH_LASTLOG; ],
1857                 [ AC_MSG_RESULT(yes) ],
1858                 [
1859                         AC_MSG_RESULT(no)
1860                         system_lastlog_path=no
1861                 ])
1862         ]
1863 )
1864
1865 if test -z "$conf_lastlog_location"; then
1866         if test x"$system_lastlog_path" = x"no" ; then
1867                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1868                                 if (test -d "$f" || test -f "$f") ; then
1869                                         conf_lastlog_location=$f
1870                                 fi
1871                 done
1872                 if test -z "$conf_lastlog_location"; then
1873                         AC_MSG_WARN([** Cannot find lastlog **])
1874                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1875                 fi
1876         fi
1877 fi
1878
1879 if test -n "$conf_lastlog_location"; then
1880         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1881 fi
1882
1883 dnl utmp detection
1884 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1885 AC_TRY_COMPILE([
1886 #include <sys/types.h>
1887 #include <utmp.h>
1888 #ifdef HAVE_PATHS_H
1889 #  include <paths.h>
1890 #endif
1891         ],
1892         [ char *utmp = UTMP_FILE; ],
1893         [ AC_MSG_RESULT(yes) ],
1894         [ AC_MSG_RESULT(no)
1895           system_utmp_path=no ]
1896 )
1897 if test -z "$conf_utmp_location"; then
1898         if test x"$system_utmp_path" = x"no" ; then
1899                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1900                         if test -f $f ; then
1901                                 conf_utmp_location=$f
1902                         fi
1903                 done
1904                 if test -z "$conf_utmp_location"; then
1905                         AC_DEFINE(DISABLE_UTMP)
1906                 fi
1907         fi
1908 fi
1909 if test -n "$conf_utmp_location"; then
1910         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1911 fi
1912
1913 dnl wtmp detection
1914 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1915 AC_TRY_COMPILE([
1916 #include <sys/types.h>
1917 #include <utmp.h>
1918 #ifdef HAVE_PATHS_H
1919 #  include <paths.h>
1920 #endif
1921         ],
1922         [ char *wtmp = WTMP_FILE; ],
1923         [ AC_MSG_RESULT(yes) ],
1924         [ AC_MSG_RESULT(no)
1925           system_wtmp_path=no ]
1926 )
1927 if test -z "$conf_wtmp_location"; then
1928         if test x"$system_wtmp_path" = x"no" ; then
1929                 for f in /usr/adm/wtmp /var/log/wtmp; do
1930                         if test -f $f ; then
1931                                 conf_wtmp_location=$f
1932                         fi
1933                 done
1934                 if test -z "$conf_wtmp_location"; then
1935                         AC_DEFINE(DISABLE_WTMP)
1936                 fi
1937         fi
1938 fi
1939 if test -n "$conf_wtmp_location"; then
1940         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1941 fi
1942
1943
1944 dnl utmpx detection - I don't know any system so perverse as to require
1945 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1946 dnl  there, though.
1947 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1948 AC_TRY_COMPILE([
1949 #include <sys/types.h>
1950 #include <utmp.h>
1951 #ifdef HAVE_UTMPX_H
1952 #include <utmpx.h>
1953 #endif
1954 #ifdef HAVE_PATHS_H
1955 #  include <paths.h>
1956 #endif
1957         ],
1958         [ char *utmpx = UTMPX_FILE; ],
1959         [ AC_MSG_RESULT(yes) ],
1960         [ AC_MSG_RESULT(no)
1961           system_utmpx_path=no ]
1962 )
1963 if test -z "$conf_utmpx_location"; then
1964         if test x"$system_utmpx_path" = x"no" ; then
1965                 AC_DEFINE(DISABLE_UTMPX)
1966         fi
1967 else
1968         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1969 fi
1970
1971 dnl wtmpx detection
1972 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1973 AC_TRY_COMPILE([
1974 #include <sys/types.h>
1975 #include <utmp.h>
1976 #ifdef HAVE_UTMPX_H
1977 #include <utmpx.h>
1978 #endif
1979 #ifdef HAVE_PATHS_H
1980 #  include <paths.h>
1981 #endif
1982         ],
1983         [ char *wtmpx = WTMPX_FILE; ],
1984         [ AC_MSG_RESULT(yes) ],
1985         [ AC_MSG_RESULT(no)
1986           system_wtmpx_path=no ]
1987 )
1988 if test -z "$conf_wtmpx_location"; then
1989         if test x"$system_wtmpx_path" = x"no" ; then
1990                 AC_DEFINE(DISABLE_WTMPX)
1991         fi
1992 else
1993         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1994 fi
1995
1996
1997 # Change default command timeout for builtin PRNG
1998 entropy_timeout=200
1999 AC_ARG_WITH(entropy-timeout,
2000         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
2001         [
2002                 if test "x$withval" != "xno" ; then
2003                         entropy_timeout=$withval
2004                 fi
2005         ]
2006 )
2007 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
2008
2009
2010 if test ! -z "$blibpath" ; then
2011         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
2012         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
2013 fi
2014
2015 AC_EXEEXT
2016
2017 AC_OUTPUT(Makefile openbsd-compat/Makefile ssh_prng_cmds)
2018
2019 # Print summary of options
2020
2021 if test ! -z "$RANDOM_POOL" ; then
2022         RAND_MSG="Device ($RANDOM_POOL)"
2023 else
2024         if test ! -z "$PRNGD_PORT" ; then
2025                 RAND_MSG="PRNGD/EGD (port localhost:$PRNGD_PORT)"
2026         elif test ! -z "$PRNGD_SOCKET" ; then
2027                 RAND_MSG="PRNGD/EGD (socket $PRNGD_SOCKET)"
2028         else
2029                 RAND_MSG="Builtin (timeout $entropy_timeout)"
2030                 BUILTIN_RNG=1
2031         fi
2032 fi
2033
2034 # Someone please show me a better way :)
2035 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2036 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2037 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2038 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2039 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2040 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2041 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
2042 H=`eval echo ${user_path}` ; H=`eval echo ${H}`
2043
2044 echo ""
2045 echo "OpenSSH has been configured with the following options:"
2046 echo "                 User binaries: $B"
2047 echo "               System binaries: $C"
2048 echo "           Configuration files: $D"
2049 echo "               Askpass program: $E"
2050 echo "                  Manual pages: $F"
2051 echo "                      PID file: $G"
2052 echo "        sshd default user PATH: $H"
2053 echo "      Random number collection: $RAND_MSG"
2054 echo "                Manpage format: $MANTYPE"
2055 echo "                   PAM support: ${PAM_MSG}"
2056 echo "            KerberosIV support: $KRB4_MSG"
2057 echo "                   AFS support: $AFS_MSG"
2058 echo "                 S/KEY support: $SKEY_MSG"
2059 echo "          TCP Wrappers support: $TCPW_MSG"
2060 echo "          MD5 password support: $MD5_MSG"
2061 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2062 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
2063 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2064
2065 if test ! -z "$bsd_auth"; then
2066         echo "              BSD Auth support: yes"
2067 fi
2068
2069 echo ""
2070
2071 echo "              Host: ${host}"
2072 echo "          Compiler: ${CC}"
2073 echo "    Compiler flags: ${CFLAGS}"
2074 echo "Preprocessor flags: ${CPPFLAGS}"
2075 echo "      Linker flags: ${LDFLAGS}"
2076 echo "         Libraries: ${LIBS}"
2077
2078 echo ""
2079
2080 if test "x$PAM_MSG" = "xyes" ; then
2081         echo "PAM is enabled. You may need to install a PAM control file for sshd,"
2082         echo "otherwise password authentication may fail. Example PAM control files"
2083         echo "can be found in the contrib/ subdirectory"
2084         echo ""
2085 fi
2086
2087 if test ! -z "$BUILTIN_RNG" ; then
2088         echo "WARNING: you are using the builtin random number collection service."
2089         echo "Please read WARNING.RNG and request that your OS vendor includes"
2090         echo "/dev/random in future versions of their OS."
2091         echo ""
2092 fi
2093
2094 if test ! -z "$NO_SFTP"; then
2095         echo "sftp-server will be disabled.  Your compiler does not support"
2096         echo "64bit integers."
2097         echo ""
2098 fi
2099