openssh/configure.ac

   1 # $Id$
   2
   3 AC_INIT
   4 AC_CONFIG_SRCDIR([ssh.c])
   5
   6 AC_CONFIG_HEADER(config.h)
   7 AC_PROG_CC
   8 AC_CANONICAL_HOST
   9 AC_C_BIGENDIAN
  10
  11 # Checks for programs.
  12 AC_PROG_CPP
  13 AC_PROG_RANLIB
  14 AC_PROG_INSTALL
  15 AC_PATH_PROG(AR, ar)
  16 AC_PATH_PROGS(PERL, perl5 perl)
  17 AC_SUBST(PERL)
  18 AC_PATH_PROG(ENT, ent)
  19 AC_SUBST(ENT)
  20 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  21 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  22 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  23 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  24 AC_PATH_PROG(SH, sh)
  25
  26 # System features
  27 AC_SYS_LARGEFILE
  28
  29 if test -z "$AR" ; then
  30         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  31 fi
  32
  33 # Use LOGIN_PROGRAM from environment if possible
  34 if test ! -z "$LOGIN_PROGRAM" ; then
  35         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  36 else
  37         # Search for login
  38         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  39         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  40                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  41         fi
  42 fi
  43
  44 if test -z "$LD" ; then
  45         LD=$CC
  46 fi
  47 AC_SUBST(LD)
  48
  49 AC_C_INLINE
  50 if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
  51         CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wno-uninitialized"
  52 fi
  53
  54 # Check for some target-specific stuff
  55 case "$host" in
  56 *-*-aix*)
  57         AFS_LIBS="-lld"
  58         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  59         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  60         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  61                 AC_MSG_CHECKING([if linkage editor ($LD) accepts -blibpath])
  62                 saved_LDFLAGS="$LDFLAGS"
  63                 LDFLAGS="$LDFLAGS -blibpath:/usr/lib:/lib:/usr/local/lib"
  64                 AC_TRY_LINK([],
  65                         [],
  66                         [
  67                                 AC_MSG_RESULT(yes)
  68                                 blibpath="/usr/lib:/lib:/usr/local/lib"
  69                         ],
  70                         [ AC_MSG_RESULT(no) ]
  71                 )
  72                 LDFLAGS="$saved_LDFLAGS"
  73         fi
  74         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  75         AC_DEFINE(BROKEN_GETADDRINFO)
  76         AC_DEFINE(BROKEN_REALPATH)
  77         dnl AIX handles lastlog as part of its login message
  78         AC_DEFINE(DISABLE_LASTLOG)
  79         AC_DEFINE(LOGIN_NEEDS_UTMPX)
  80         ;;
  81 *-*-cygwin*)
  82         LIBS="$LIBS /usr/lib/textmode.o"
  83         AC_DEFINE(HAVE_CYGWIN)
  84         AC_DEFINE(USE_PIPES)
  85         AC_DEFINE(DISABLE_SHADOW)
  86         AC_DEFINE(IPV4_DEFAULT)
  87         AC_DEFINE(IP_TOS_IS_BROKEN)
  88         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  89         AC_DEFINE(BROKEN_FD_PASSING)
  90         AC_DEFINE(SETGROUPS_NOOP)
  91         ;;
  92 *-*-dgux*)
  93         AC_DEFINE(IP_TOS_IS_BROKEN)
  94         ;;
  95 *-*-darwin*)
  96         AC_DEFINE(BROKEN_GETADDRINFO)
  97         ;;
  98 *-*-hpux10.26)
  99         if test -z "$GCC"; then
 100                 CFLAGS="$CFLAGS -Ae"
 101         fi
 102         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 103         IPADDR_IN_DISPLAY=yes
 104         AC_DEFINE(HAVE_SECUREWARE)
 105         AC_DEFINE(USE_PIPES)
 106         AC_DEFINE(LOGIN_NO_ENDOPT)
 107         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 108         AC_DEFINE(DISABLE_SHADOW)
 109         AC_DEFINE(DISABLE_UTMP)
 110         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 111         LIBS="$LIBS -lxnet -lsec -lsecpw"
 112         disable_ptmx_check=yes
 113         ;;
 114 *-*-hpux10*)
 115         if test -z "$GCC"; then
 116                 CFLAGS="$CFLAGS -Ae"
 117         fi
 118         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 119         IPADDR_IN_DISPLAY=yes
 120         AC_DEFINE(USE_PIPES)
 121         AC_DEFINE(LOGIN_NO_ENDOPT)
 122         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 123         AC_DEFINE(DISABLE_SHADOW)
 124         AC_DEFINE(DISABLE_UTMP)
 125         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 126         LIBS="$LIBS -lxnet -lsec"
 127         ;;
 128 *-*-hpux11*)
 129         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 130         IPADDR_IN_DISPLAY=yes
 131         AC_DEFINE(PAM_SUN_CODEBASE)
 132         AC_DEFINE(USE_PIPES)
 133         AC_DEFINE(LOGIN_NO_ENDOPT)
 134         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 135         AC_DEFINE(DISABLE_SHADOW)
 136         AC_DEFINE(DISABLE_UTMP)
 137         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 138         LIBS="$LIBS -lxnet -lsec"
 139         ;;
 140 *-*-irix5*)
 141         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 142         LDFLAGS="$LDFLAGS"
 143         PATH="$PATH:/usr/etc"
 144         AC_DEFINE(BROKEN_INET_NTOA)
 145         AC_DEFINE(WITH_ABBREV_NO_TTY)
 146         ;;
 147 *-*-irix6*)
 148         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 149         LDFLAGS="$LDFLAGS"
 150         PATH="$PATH:/usr/etc"
 151         AC_DEFINE(WITH_IRIX_ARRAY)
 152         AC_DEFINE(WITH_IRIX_PROJECT)
 153         AC_DEFINE(WITH_IRIX_AUDIT)
 154         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 155         AC_DEFINE(BROKEN_INET_NTOA)
 156         AC_DEFINE(WITH_ABBREV_NO_TTY)
 157         ;;
 158 *-*-linux*)
 159         no_dev_ptmx=1
 160         check_for_libcrypt_later=1
 161         AC_DEFINE(DONT_TRY_OTHER_AF)
 162         AC_DEFINE(PAM_TTY_KLUDGE)
 163         inet6_default_4in6=yes
 164         ;;
 165 mips-sony-bsd|mips-sony-newsos4)
 166         AC_DEFINE(HAVE_NEWS4)
 167         SONY=1
 168         ;;
 169 *-*-netbsd*)
 170         need_dash_r=1
 171         ;;
 172 *-*-freebsd*)
 173         check_for_libcrypt_later=1
 174         ;;
 175 *-next-*)
 176         conf_lastlog_location="/usr/adm/lastlog"
 177         conf_utmp_location=/etc/utmp
 178         conf_wtmp_location=/usr/adm/wtmp
 179         MAIL=/usr/spool/mail
 180         AC_DEFINE(HAVE_NEXT)
 181         AC_DEFINE(BROKEN_REALPATH)
 182         AC_DEFINE(USE_PIPES)
 183         AC_DEFINE(BROKEN_SAVED_UIDS)
 184         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 185         CFLAGS="$CFLAGS"
 186         ;;
 187 *-*-solaris*)
 188         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 189         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 190         need_dash_r=1
 191         AC_DEFINE(PAM_SUN_CODEBASE)
 192         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 193         AC_DEFINE(LOGIN_NEEDS_TERM)
 194         AC_DEFINE(PAM_TTY_KLUDGE)
 195         # hardwire lastlog location (can't detect it on some versions)
 196         conf_lastlog_location="/var/adm/lastlog"
 197         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 198         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 199         if test "$sol2ver" -ge 8; then
 200                 AC_MSG_RESULT(yes)
 201                 AC_DEFINE(DISABLE_UTMP)
 202                 AC_DEFINE(DISABLE_WTMP)
 203         else
 204                 AC_MSG_RESULT(no)
 205         fi
 206         ;;
 207 *-*-sunos4*)
 208         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 209         AC_CHECK_FUNCS(getpwanam)
 210         AC_DEFINE(PAM_SUN_CODEBASE)
 211         conf_utmp_location=/etc/utmp
 212         conf_wtmp_location=/var/adm/wtmp
 213         conf_lastlog_location=/var/adm/lastlog
 214         AC_DEFINE(USE_PIPES)
 215         ;;
 216 *-ncr-sysv*)
 217         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 218         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 219         LIBS="$LIBS -lc89"
 220         AC_DEFINE(USE_PIPES)
 221         ;;
 222 *-sni-sysv*)
 223         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 224         # /usr/ucblib MUST NOT be searched on ReliantUNIX
 225         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 226         IPADDR_IN_DISPLAY=yes
 227         AC_DEFINE(USE_PIPES)
 228         AC_DEFINE(IP_TOS_IS_BROKEN)
 229         # /usr/ucblib/libucb.a no longer needed on ReliantUNIX
 230         # Attention: always take care to bind libsocket and libnsl before libc,
 231         # otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
 232         ;;
 233 *-*-sysv4.2*)
 234         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 235         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 236         AC_DEFINE(USE_PIPES)
 237         ;;
 238 *-*-sysv5*)
 239         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 240         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 241         AC_DEFINE(USE_PIPES)
 242         ;;
 243 *-*-sysv*)
 244         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 245         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 246         ;;
 247 *-*-sco3.2v4*)
 248         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 249         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 250         LIBS="$LIBS -los -lprot -lx -ltinfo -lm"
 251         RANLIB=true
 252         no_dev_ptmx=1
 253         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 254         AC_DEFINE(USE_PIPES)
 255         AC_DEFINE(HAVE_SECUREWARE)
 256         AC_DEFINE(DISABLE_SHADOW)
 257         AC_DEFINE(BROKEN_SAVED_UIDS)
 258         AC_CHECK_FUNCS(getluid setluid)
 259         MANTYPE=man
 260         do_sco3_extra_lib_check=yes
 261         ;;
 262 *-*-sco3.2v5*)
 263         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 264         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 265         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 266         no_dev_ptmx=1
 267         AC_DEFINE(USE_PIPES)
 268         AC_DEFINE(HAVE_SECUREWARE)
 269         AC_DEFINE(DISABLE_SHADOW)
 270         AC_DEFINE(BROKEN_FD_PASSING)
 271         AC_CHECK_FUNCS(getluid setluid)
 272         MANTYPE=man
 273         ;;
 274 *-*-unicos*)
 275         no_libsocket=1
 276         no_libnsl=1
 277         AC_DEFINE(USE_PIPES)
 278         AC_DEFINE(BROKEN_FD_PASSING)
 279         LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal,-L/usr/local/lib"
 280         LIBS="$LIBS -lgen -lrsc"
 281         ;;
 282 *-dec-osf*)
 283         AC_MSG_CHECKING(for Digital Unix SIA)
 284         no_osfsia=""
 285         AC_ARG_WITH(osfsia,
 286                 [  --with-osfsia           Enable Digital Unix SIA],
 287                 [
 288                         if test "x$withval" = "xno" ; then
 289                                 AC_MSG_RESULT(disabled)
 290                                 no_osfsia=1
 291                         fi
 292                 ],
 293         )
 294         if test -z "$no_osfsia" ; then
 295                 if test -f /etc/sia/matrix.conf; then
 296                         AC_MSG_RESULT(yes)
 297                         AC_DEFINE(HAVE_OSF_SIA)
 298                         AC_DEFINE(DISABLE_LOGIN)
 299                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 300                 else
 301                         AC_MSG_RESULT(no)
 302                 fi
 303         fi
 304         ;;
 305
 306 *-*-nto-qnx)
 307         AC_DEFINE(USE_PIPES)
 308         AC_DEFINE(NO_X11_UNIX_SOCKETS)
 309         AC_DEFINE(MISSING_NFDBITS)
 310         AC_DEFINE(MISSING_HOWMANY)
 311         AC_DEFINE(MISSING_FD_MASK)
 312         ;;
 313 esac
 314
 315 # Allow user to specify flags
 316 AC_ARG_WITH(cflags,
 317         [  --with-cflags           Specify additional flags to pass to compiler],
 318         [
 319                 if test "x$withval" != "xno" ; then
 320                         CFLAGS="$CFLAGS $withval"
 321                 fi
 322         ]
 323 )
 324 AC_ARG_WITH(cppflags,
 325         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 326         [
 327                 if test "x$withval" != "xno"; then
 328                         CPPFLAGS="$CPPFLAGS $withval"
 329                 fi
 330         ]
 331 )
 332 AC_ARG_WITH(ldflags,
 333         [  --with-ldflags          Specify additional flags to pass to linker],
 334         [
 335                 if test "x$withval" != "xno" ; then
 336                         LDFLAGS="$LDFLAGS $withval"
 337                 fi
 338         ]
 339 )
 340 AC_ARG_WITH(libs,
 341         [  --with-libs             Specify additional libraries to link with],
 342         [
 343                 if test "x$withval" != "xno" ; then
 344                         LIBS="$LIBS $withval"
 345                 fi
 346         ]
 347 )
 348
 349 # Checks for header files.
 350 AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h \
 351         getopt.h glob.h lastlog.h limits.h login.h \
 352         login_cap.h maillock.h netdb.h netgroup.h \
 353         netinet/in_systm.h paths.h pty.h readpassphrase.h \
 354         rpc/types.h security/pam_appl.h shadow.h stddef.h stdint.h \
 355         strings.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h \
 356         sys/mman.h sys/select.h sys/stat.h \
 357         sys/stropts.h sys/sysmacros.h sys/time.h \
 358         sys/un.h time.h ttyent.h usersec.h \
 359         util.h utime.h utmp.h utmpx.h)
 360
 361 # Checks for libraries.
 362 AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
 363 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
 364
 365 dnl SCO OS3 needs this for libwrap
 366 if test "x$with_tcp_wrappers" != "xno" ; then
 367     if test "x$do_sco3_extra_lib_check" = "xyes" ; then
 368         AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 369     fi
 370 fi
 371
 372 AC_CHECK_FUNC(getspnam, ,
 373         AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
 374
 375 AC_ARG_WITH(rpath,
 376         [  --without-rpath         Disable auto-added -R linker paths],
 377         [
 378                 if test "x$withval" = "xno" ; then
 379                         need_dash_r=""
 380                 fi
 381                 if test "x$withval" = "xyes" ; then
 382                         need_dash_r=1
 383                 fi
 384         ]
 385 )
 386
 387 dnl zlib is required
 388 AC_ARG_WITH(zlib,
 389         [  --with-zlib=PATH        Use zlib in PATH],
 390         [
 391                 if test "x$withval" = "xno" ; then
 392                         AC_MSG_ERROR([*** zlib is required ***])
 393                 fi
 394                 if test -d "$withval/lib"; then
 395                         if test -n "${need_dash_r}"; then
 396                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 397                         else
 398                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 399                         fi
 400                 else
 401                         if test -n "${need_dash_r}"; then
 402                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 403                         else
 404                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 405                         fi
 406                 fi
 407                 if test -d "$withval/include"; then
 408                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 409                 else
 410                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 411                 fi
 412         ]
 413 )
 414
 415 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 416
 417 dnl UnixWare 2.x
 418 AC_CHECK_FUNC(strcasecmp,
 419         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 420 )
 421 AC_CHECK_FUNC(utimes,
 422         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 423 )
 424
 425 dnl    Checks for libutil functions
 426 AC_CHECK_HEADERS(libutil.h)
 427 AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN)])
 428 AC_CHECK_FUNCS(logout updwtmp logwtmp)
 429
 430 AC_FUNC_STRFTIME
 431
 432 # Check for ALTDIRFUNC glob() extension
 433 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 434 AC_EGREP_CPP(FOUNDIT,
 435         [
 436                 #include <glob.h>
 437                 #ifdef GLOB_ALTDIRFUNC
 438                 FOUNDIT
 439                 #endif
 440         ],
 441         [
 442                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 443                 AC_MSG_RESULT(yes)
 444         ],
 445         [
 446                 AC_MSG_RESULT(no)
 447         ]
 448 )
 449
 450 # Check for g.gl_matchc glob() extension
 451 AC_MSG_CHECKING(for gl_matchc field in glob_t)
 452 AC_EGREP_CPP(FOUNDIT,
 453         [
 454                 #include <glob.h>
 455                 int main(void){glob_t g; g.gl_matchc = 1;}
 456         ],
 457         [
 458                 AC_DEFINE(GLOB_HAS_GL_MATCHC)
 459                 AC_MSG_RESULT(yes)
 460         ],
 461         [
 462                 AC_MSG_RESULT(no)
 463         ]
 464 )
 465
 466 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
 467 AC_TRY_RUN(
 468         [
 469 #include <sys/types.h>
 470 #include <dirent.h>
 471 int main(void){struct dirent d;return(sizeof(d.d_name)<=sizeof(char));}
 472         ],
 473         [AC_MSG_RESULT(yes)],
 474         [
 475                 AC_MSG_RESULT(no)
 476                 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
 477         ]
 478 )
 479
 480 # Check whether the user wants GSI (Globus) support
 481 gsi_path="no"
 482 AC_ARG_WITH(gsi,
 483         [  --with-gsi=PATH         Enable GSI/Globus authentication support],
 484         [
 485                 gsi_path="$withval"
 486         ]
 487 )
 488
 489 AC_ARG_WITH(globus,
 490         [  --with-globus=PATH      Enable GSI/Globus authentication support],
 491         [
 492                 gsi_path="$withval"
 493         ]
 494 )
 495
 496 # Check whether the user has a Globus flavor type
 497 globus_flavor_type="no"
 498 AC_ARG_WITH(globus-flavor,
 499         [  --with-globus-flavor=TYPE         Describe Globus flavor type (ex: gcc32dbg, etc.)],
 500         [
 501                 globus_flavor_type="$withval"
 502         ]
 503 )
 504
 505 if test "x$gsi_path" != "xno" ; then
 506         # Globus GSSAPI configuration
 507         AC_DEFINE(GSSAPI)
 508         AC_DEFINE(GSI)
 509
 510         # Find GLOBUS/GSI installation Directory
 511         AC_MSG_CHECKING(for Globus/GSI installation directory)
 512
 513         globus_install_dir=$gsi_path
 514
 515         if test "x$globus_install_dir" = "xyes" ; then
 516                 AC_MSG_ERROR(Cannot find Globus/GSI installation directory -- a path must be specified!)
 517         fi
 518         AC_MSG_RESULT($globus_install_dir)
 519
 520         # Find GLOBUS/GSI development directory
 521         AC_MSG_CHECKING(for Globus/GSI development directory)
 522
 523         if test -d ${globus_install_dir}/lib ; then
 524                 # Looks like a flat directory structure from configure/make
 525                 # and not globus-install or gsi-install
 526                 globus_dev_dir=$globus_install_dir
 527
 528         else
 529                 # Assume a true globus installation with architecture
 530                 # directories and run globus-development-path to find
 531                 # the development directory
 532
 533                 # Set GLOBUS_INSTALL_PATH
 534                 GLOBUS_INSTALL_PATH=$globus_install_dir
 535                 export GLOBUS_INSTALL_PATH
 536
 537                 dev_path_program=${globus_install_dir}/bin/globus-development-path
 538
 539                 if test ! -x ${dev_path_program} ; then
 540                         AC_MSG_ERROR(Cannot find Globus/GSI installation directory: program ${dev_path_program} does not exist or is not executable)
 541                 fi
 542
 543                 globus_dev_dir=`${dev_path_program}`
 544
 545                 if test -z "$globus_dev_dir" -o "X$globus_dev_dir" = "X<not found>" ; then
 546                         AC_MSG_ERROR(Cannot find Globus/GSI development directory)
 547                 fi
 548
 549                 if test ! -d "$globus_dev_dir" ; then
 550                         AC_MSG_ERROR(Cannot find Globus/GSI development directory: $globus_dev_dir does not exist)
 551                 fi
 552         fi
 553         AC_MSG_RESULT($globus_dev_dir)
 554
 555         # Find GLOBUS/GSI flavor Directory
 556         AC_MSG_CHECKING(for Globus flavor type)
 557
 558         if test "x$globus_flavor_type" = "xno" ; then
 559                 GSI_LIBS="-lglobus_gss_assist -lglobus_gss -lglobus_gaa"
 560                 GSI_LDFLAGS="-L${globus_dev_dir}/lib"
 561                 GSI_CFLAGS="-I${globus_dev_dir}/include"
 562                 AC_MSG_RESULT(none)
 563         else
 564                 GLOBUS_FLAVOR_TYPE_INCL_DIR="${globus_dev_dir}/include/${globus_flavor_type}"
 565
 566                 if test ! -d "$GLOBUS_FLAVOR_TYPE_INCL_DIR" ; then
 567                         AC_MSG_ERROR(Cannot find Globus flavor-specific include directory: ${GLOBUS_FLAVOR_TYPE_INCL_DIR})
 568                 fi
 569
 570                 AC_MSG_RESULT($globus_flavor_type)
 571                 GSI_LIBS="${gsi_path}/lib/libglobus_gss_assist_${globus_flavor_type}.a ${gsi_path}/lib/libglobus_gssapi_gsi_${globus_flavor_type}.a"
 572                 GSI_CFLAGS="-I${GLOBUS_FLAVOR_TYPE_INCL_DIR}"
 573         fi
 574
 575         LIBS="$LIBS $GSI_LIBS"
 576         LDFLAGS="$LDFLAGS $GSI_LDFLAGS"
 577         CFLAGS="$CFLAGS $GSI_CFLAGS"
 578         INSTALL_GSISSH="yes"
 579 else
 580         INSTALL_GSISSH=""
 581 fi
 582 AC_SUBST(INSTALL_GSISSH)
 583 # End Globus/GSI section
 584
 585 # Check whether user wants S/Key support
 586 SKEY_MSG="no"
 587 AC_ARG_WITH(skey,
 588         [  --with-skey[[=PATH]]      Enable S/Key support
 589                             (optionally in PATH)],
 590         [
 591                 if test "x$withval" != "xno" ; then
 592
 593                         if test "x$withval" != "xyes" ; then
 594                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 595                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 596                         fi
 597
 598                         AC_DEFINE(SKEY)
 599                         LIBS="-lskey $LIBS"
 600                         SKEY_MSG="yes"
 601
 602                         AC_MSG_CHECKING([for s/key support])
 603                         AC_TRY_RUN(
 604                                 [
 605 #include <stdio.h>
 606 #include <skey.h>
 607 int main() { char *ff = skey_keyinfo(""); ff=""; return 0; }
 608                                 ],
 609                                 [AC_MSG_RESULT(yes)],
 610                                 [
 611                                         AC_MSG_RESULT(no)
 612                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 613                                 ])
 614                 fi
 615         ]
 616 )
 617
 618 # Check whether user wants TCP wrappers support
 619 TCPW_MSG="no"
 620 AC_ARG_WITH(tcp-wrappers,
 621         [  --with-tcp-wrappers[[=PATH]]      Enable tcpwrappers support
 622                             (optionally in PATH)],
 623         [
 624                 if test "x$withval" != "xno" ; then
 625                         saved_LIBS="$LIBS"
 626                         saved_LDFLAGS="$LDFLAGS"
 627                         saved_CPPFLAGS="$CPPFLAGS"
 628                         if test -n "${withval}" -a "${withval}" != "yes"; then
 629                                 if test -d "${withval}/lib"; then
 630                                         if test -n "${need_dash_r}"; then
 631                                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 632                                         else
 633                                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 634                                         fi
 635                                 else
 636                                         if test -n "${need_dash_r}"; then
 637                                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 638                                         else
 639                                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 640                                         fi
 641                                 fi
 642                                 if test -d "${withval}/include"; then
 643                                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 644                                 else
 645                                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 646                                 fi
 647                         fi
 648                         LIBWRAP="-lwrap"
 649                         LIBS="$LIBWRAP $LIBS"
 650                         AC_MSG_CHECKING(for libwrap)
 651                         AC_TRY_LINK(
 652                                 [
 653 #include <tcpd.h>
 654                                         int deny_severity = 0, allow_severity = 0;
 655                                 ],
 656                                 [hosts_access(0);],
 657                                 [
 658                                         AC_MSG_RESULT(yes)
 659                                         AC_DEFINE(LIBWRAP)
 660                                         AC_SUBST(LIBWRAP)
 661                                         TCPW_MSG="yes"
 662                                 ],
 663                                 [
 664                                         AC_MSG_ERROR([*** libwrap missing])
 665                                 ]
 666                         )
 667                         LIBS="$saved_LIBS"
 668                 fi
 669         ]
 670 )
 671
 672 dnl    Checks for library functions.
 673 AC_CHECK_FUNCS(arc4random b64_ntop bcopy bindresvport_sa \
 674         clock fchmod fchown freeaddrinfo futimes gai_strerror \
 675         getaddrinfo getcwd getgrouplist getnameinfo getopt \
 676         getrlimit getrusage getttyent glob inet_aton inet_ntoa \
 677         inet_ntop innetgr login_getcapbool md5_crypt memmove \
 678         mkdtemp mmap ngetaddrinfo openpty ogetaddrinfo readpassphrase \
 679         realpath recvmsg rresvport_af sendmsg setdtablesize setegid \
 680         setenv seteuid setgroups setlogin setproctitle setresgid setreuid \
 681         setrlimit setsid setpcred setvbuf sigaction sigvec snprintf \
 682         socketpair strerror strlcat strlcpy strmode strsep sysconf tcgetpgrp \
 683         truncate utimes vhangup vsnprintf waitpid __b64_ntop _getpty)
 684
 685 if test $ac_cv_func_mmap = yes ; then
 686 AC_MSG_CHECKING([for mmap anon shared])
 687 AC_TRY_RUN(
 688         [
 689 #include <stdio.h>
 690 #include <sys/mman.h>
 691 #if !defined(MAP_ANON) && defined(MAP_ANONYMOUS)
 692 #define MAP_ANON MAP_ANONYMOUS
 693 #endif
 694 main() { char *p;
 695 p = (char *) mmap(NULL, 10, PROT_WRITE|PROT_READ, MAP_ANON|MAP_SHARED, -1, 0);
 696 if (p == (char *)-1)
 697         exit(1);
 698 exit(0);
 699 }
 700         ],
 701         [
 702                 AC_MSG_RESULT(yes)
 703                 AC_DEFINE(HAVE_MMAP_ANON_SHARED)
 704         ],
 705         [ AC_MSG_RESULT(no) ]
 706 )
 707 fi
 708
 709 dnl IRIX and Solaris 2.5.1 have dirname() in libgen
 710 AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
 711         AC_CHECK_LIB(gen, dirname,[
 712                 AC_CACHE_CHECK([for broken dirname],
 713                         ac_cv_have_broken_dirname, [
 714                         save_LIBS="$LIBS"
 715                         LIBS="$LIBS -lgen"
 716                         AC_TRY_RUN(
 717                                 [
 718 #include <libgen.h>
 719 #include <string.h>
 720
 721 int main(int argc, char **argv) {
 722     char *s, buf[32];
 723
 724     strncpy(buf,"/etc", 32);
 725     s = dirname(buf);
 726     if (!s || strncmp(s, "/", 32) != 0) {
 727         exit(1);
 728     } else {
 729         exit(0);
 730     }
 731 }
 732                                 ],
 733                                 [ ac_cv_have_broken_dirname="no" ],
 734                                 [ ac_cv_have_broken_dirname="yes" ]
 735                         )
 736                         LIBS="$save_LIBS"
 737                 ])
 738                 if test "x$ac_cv_have_broken_dirname" = "xno" ; then
 739                         LIBS="$LIBS -lgen"
 740                         AC_DEFINE(HAVE_DIRNAME)
 741                         AC_CHECK_HEADERS(libgen.h)
 742                 fi
 743         ])
 744 ])
 745
 746 dnl    Checks for time functions
 747 AC_CHECK_FUNCS(gettimeofday time)
 748 dnl    Checks for utmp functions
 749 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 750 AC_CHECK_FUNCS(utmpname)
 751 dnl    Checks for utmpx functions
 752 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 753 AC_CHECK_FUNCS(setutxent utmpxname)
 754
 755 AC_CHECK_FUNC(daemon,
 756         [AC_DEFINE(HAVE_DAEMON)],
 757         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 758 )
 759
 760 AC_CHECK_FUNC(getpagesize,
 761         [AC_DEFINE(HAVE_GETPAGESIZE)],
 762         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 763 )
 764
 765 # Check for broken snprintf
 766 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 767         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 768         AC_TRY_RUN(
 769                 [
 770 #include <stdio.h>
 771 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 772                 ],
 773                 [AC_MSG_RESULT(yes)],
 774                 [
 775                         AC_MSG_RESULT(no)
 776                         AC_DEFINE(BROKEN_SNPRINTF)
 777                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 778                 ]
 779         )
 780 fi
 781
 782 AC_FUNC_GETPGRP
 783
 784 # Check for PAM libs
 785 PAM_MSG="no"
 786 AC_ARG_WITH(pam,
 787         [  --with-pam              Enable PAM support ],
 788         [
 789                 if test "x$withval" != "xno" ; then
 790                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 791                                 AC_MSG_ERROR([PAM headers not found])
 792                         fi
 793
 794                         AC_CHECK_LIB(dl, dlopen, , )
 795                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 796                         AC_CHECK_FUNCS(pam_getenvlist)
 797                         AC_CHECK_FUNCS(pam_putenv)
 798
 799                         disable_shadow=yes
 800                         PAM_MSG="yes"
 801
 802                         AC_DEFINE(USE_PAM)
 803                         if test $ac_cv_lib_dl_dlopen = yes; then
 804                                 LIBPAM="-lpam -ldl"
 805                         else
 806                                 LIBPAM="-lpam"
 807                         fi
 808                         AC_SUBST(LIBPAM)
 809                 fi
 810         ]
 811 )
 812
 813 # Check for older PAM
 814 if test "x$PAM_MSG" = "xyes" ; then
 815         # Check PAM strerror arguments (old PAM)
 816         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 817         AC_TRY_COMPILE(
 818                 [
 819 #include <stdlib.h>
 820 #include <security/pam_appl.h>
 821                 ],
 822                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 823                 [AC_MSG_RESULT(no)],
 824                 [
 825                         AC_DEFINE(HAVE_OLD_PAM)
 826                         AC_MSG_RESULT(yes)
 827                         PAM_MSG="yes (old library)"
 828                 ]
 829         )
 830 fi
 831
 832 # Search for OpenSSL
 833 saved_CPPFLAGS="$CPPFLAGS"
 834 saved_LDFLAGS="$LDFLAGS"
 835 AC_ARG_WITH(ssl-dir,
 836         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 837         [
 838                 if test "x$withval" != "xno" ; then
 839                         if test -d "$withval/lib"; then
 840                                 if test -n "${need_dash_r}"; then
 841                                         LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 842                                 else
 843                                         LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 844                                 fi
 845                         else
 846                                 if test -n "${need_dash_r}"; then
 847                                         LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 848                                 else
 849                                         LDFLAGS="-L${withval} ${LDFLAGS}"
 850                                 fi
 851                         fi
 852                         if test -d "$withval/include"; then
 853                                 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 854                         else
 855                                 CPPFLAGS="-I${withval} ${CPPFLAGS}"
 856                         fi
 857                 fi
 858         ]
 859 )
 860
 861 # Patch up SSL libraries for GSI authentication as needed
 862 if test "x$globus_flavor_type" != "xno" ; then
 863         # For Globus 2, always link with the static libraries
 864         LIBS="$LIBS ${gsi_path}/lib/libglobus_ssl_utils_${globus_flavor_type}.a ${gsi_path}/lib/libssl_${globus_flavor_type}.a ${gsi_path}/lib/libcrypto_${globus_flavor_type}.a"
 865 else
 866         if test "x$gsi_path" != "xno" ; then
 867                 # Older GSI needs -lssl too
 868                 LIBS="$LIBS -lssl -lcrypto"
 869         else # if no GSI authentication (i.e., OpenSSL default)
 870                 LIBS="$LIBS -lcrypto"
 871         fi
 872 fi # globus_flavor_type
 873
 874 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
 875         [
 876                 dnl Check default openssl install dir
 877                 if test -n "${need_dash_r}"; then
 878                         LDFLAGS="-L/usr/local/ssl/lib -R/usr/local/ssl/lib ${saved_LDFLAGS}"
 879                 else
 880                         LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}"
 881                 fi
 882                 CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}"
 883                 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
 884                         [
 885                                 AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***])
 886                         ]
 887                 )
 888         ]
 889 )
 890
 891
 892 # Sanity check OpenSSL headers
 893 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
 894 AC_TRY_RUN(
 895         [
 896 #include <string.h>
 897 #include <openssl/opensslv.h>
 898 int main(void) { return(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
 899         ],
 900         [
 901                 AC_MSG_RESULT(yes)
 902         ],
 903         [
 904                 AC_MSG_RESULT(no)
 905                 AC_MSG_ERROR(Your OpenSSL headers do not match your library)
 906         ]
 907 )
 908
 909 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 910 # version in OpenSSL. Skip this for PAM
 911 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 912         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
 913 fi
 914
 915
 916 ### Configure cryptographic random number support
 917
 918 # Check wheter OpenSSL seeds itself
 919 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
 920 AC_TRY_RUN(
 921         [
 922 #include <string.h>
 923 #include <openssl/rand.h>
 924 int main(void) { return(RAND_status() == 1 ? 0 : 1); }
 925         ],
 926         [
 927                 OPENSSL_SEEDS_ITSELF=yes
 928                 AC_MSG_RESULT(yes)
 929         ],
 930         [
 931                 AC_MSG_RESULT(no)
 932                 # Default to use of the rand helper if OpenSSL doesn't
 933                 # seed itself
 934                 USE_RAND_HELPER=yes
 935         ]
 936 )
 937
 938
 939 # Do we want to force the use of the rand helper?
 940 AC_ARG_WITH(rand-helper,
 941         [  --with-rand-helper      Use subprocess to gather strong randomness ],
 942         [
 943                 if test "x$withval" = "xno" ; then
 944                         # Force use of OpenSSL's internal RNG, even if
 945                         # the previous test showed it to be unseeded.
 946                         if test -z "$OPENSSL_SEEDS_ITSELF" ; then
 947                                 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
 948                                 OPENSSL_SEEDS_ITSELF=yes
 949                                 USE_RAND_HELPER=""
 950                         fi
 951                 else
 952                         USE_RAND_HELPER=yes
 953                 fi
 954         ],
 955 )
 956
 957 # Which randomness source do we use?
 958 if test ! -z "$OPENSSL_SEEDS_ITSELF" -a -z "$USE_RAND_HELPER" ; then
 959         # OpenSSL only
 960         AC_DEFINE(OPENSSL_PRNG_ONLY)
 961         RAND_MSG="OpenSSL internal ONLY"
 962         INSTALL_SSH_RAND_HELPER=""
 963 elif test ! -z "$USE_RAND_HELPER" ; then
 964         # install rand helper
 965         RAND_MSG="ssh-rand-helper"
 966         INSTALL_SSH_RAND_HELPER="yes"
 967 fi
 968 AC_SUBST(INSTALL_SSH_RAND_HELPER)
 969
 970 ### Configuration of ssh-rand-helper
 971
 972 # PRNGD TCP socket
 973 AC_ARG_WITH(prngd-port,
 974         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD TCP localhost:PORT],
 975         [
 976                 case "$withval" in
 977                 no)
 978                         withval=""
 979                         ;;
 980                 [[0-9]]*)
 981                         ;;
 982                 *)
 983                         AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
 984                         ;;
 985                 esac
 986                 if test ! -z "$withval" ; then
 987                         PRNGD_PORT="$withval"
 988                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
 989                 fi
 990         ]
 991 )
 992
 993 # PRNGD Unix domain socket
 994 AC_ARG_WITH(prngd-socket,
 995         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
 996         [
 997                 case "$withval" in
 998                 yes)
 999                         withval="/var/run/egd-pool"
1000                         ;;
1001                 no)
1002                         withval=""
1003                         ;;
1004                 /*)
1005                         ;;
1006                 *)
1007                         AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
1008                         ;;
1009                 esac
1010
1011                 if test ! -z "$withval" ; then
1012                         if test ! -z "$PRNGD_PORT" ; then
1013                                 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
1014                         fi
1015                         if test ! -r "$withval" ; then
1016                                 AC_MSG_WARN(Entropy socket is not readable)
1017                         fi
1018                         PRNGD_SOCKET="$withval"
1019                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1020                 fi
1021         ],
1022         [
1023                 # Check for existing socket only if we don't have a random device already
1024                 if test "$USE_RAND_HELPER" = yes ; then
1025                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1026                         # Insert other locations here
1027                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
1028                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
1029                                         PRNGD_SOCKET="$sock"
1030                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1031                                         break;
1032                                 fi
1033                         done
1034                         if test ! -z "$PRNGD_SOCKET" ; then
1035                                 AC_MSG_RESULT($PRNGD_SOCKET)
1036                         else
1037                                 AC_MSG_RESULT(not found)
1038                         fi
1039                 fi
1040         ]
1041 )
1042
1043 # Change default command timeout for hashing entropy source
1044 entropy_timeout=200
1045 AC_ARG_WITH(entropy-timeout,
1046         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1047         [
1048                 if test "x$withval" != "xno" ; then
1049                         entropy_timeout=$withval
1050                 fi
1051         ]
1052 )
1053 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1054
1055 SSH_PRIVSEP_USER=sshd
1056 AC_ARG_WITH(privsep-user,
1057         [  --with-privsep-user=user Specify non-privileged user for privilege separation],
1058         [
1059                 if test -n "$withval"; then
1060                         SSH_PRIVSEP_USER=$withval
1061                 fi
1062         ]
1063 )
1064 AC_DEFINE_UNQUOTED(SSH_PRIVSEP_USER, "$SSH_PRIVSEP_USER")
1065 AC_SUBST(SSH_PRIVSEP_USER)
1066
1067 # We do this little dance with the search path to insure
1068 # that programs that we select for use by installed programs
1069 # (which may be run by the super-user) come from trusted
1070 # locations before they come from the user's private area.
1071 # This should help avoid accidentally configuring some
1072 # random version of a program in someone's personal bin.
1073
1074 OPATH=$PATH
1075 PATH=/bin:/usr/bin
1076 test -h /bin 2> /dev/null && PATH=/usr/bin
1077 test -d /sbin && PATH=$PATH:/sbin
1078 test -d /usr/sbin && PATH=$PATH:/usr/sbin
1079 PATH=$PATH:/etc:$OPATH
1080
1081 # These programs are used by the command hashing source to gather entropy
1082 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1083 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1084 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1085 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1086 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
1087 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1088 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
1089 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1090 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1091 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1092 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1093 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1094 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1095 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1096 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1097 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1098 # restore PATH
1099 PATH=$OPATH
1100
1101 # Where does ssh-rand-helper get its randomness from?
1102 INSTALL_SSH_PRNG_CMDS=""
1103 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
1104         if test ! -z "$PRNGD_PORT" ; then
1105                 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
1106         elif test ! -z "$PRNGD_SOCKET" ; then
1107                 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
1108         else
1109                 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
1110                 RAND_HELPER_CMDHASH=yes
1111                 INSTALL_SSH_PRNG_CMDS="yes"
1112         fi
1113 fi
1114 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1115
1116
1117 # Cheap hack to ensure NEWS-OS libraries are arranged right.
1118 if test ! -z "$SONY" ; then
1119   LIBS="$LIBS -liberty";
1120 fi
1121
1122 # Checks for data types
1123 AC_CHECK_SIZEOF(char, 1)
1124 AC_CHECK_SIZEOF(short int, 2)
1125 AC_CHECK_SIZEOF(int, 4)
1126 AC_CHECK_SIZEOF(long int, 4)
1127 AC_CHECK_SIZEOF(long long int, 8)
1128
1129 # Sanity check long long for some platforms (AIX)
1130 if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
1131         ac_cv_sizeof_long_long_int=0
1132 fi
1133
1134 # More checks for data types
1135 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
1136         AC_TRY_COMPILE(
1137                 [ #include <sys/types.h> ],
1138                 [ u_int a; a = 1;],
1139                 [ ac_cv_have_u_int="yes" ],
1140                 [ ac_cv_have_u_int="no" ]
1141         )
1142 ])
1143 if test "x$ac_cv_have_u_int" = "xyes" ; then
1144         AC_DEFINE(HAVE_U_INT)
1145         have_u_int=1
1146 fi
1147
1148 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
1149         AC_TRY_COMPILE(
1150                 [ #include <sys/types.h> ],
1151                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1152                 [ ac_cv_have_intxx_t="yes" ],
1153                 [ ac_cv_have_intxx_t="no" ]
1154         )
1155 ])
1156 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
1157         AC_DEFINE(HAVE_INTXX_T)
1158         have_intxx_t=1
1159 fi
1160
1161 if (test -z "$have_intxx_t" && \
1162            test "x$ac_cv_header_stdint_h" = "xyes")
1163 then
1164     AC_MSG_CHECKING([for intXX_t types in stdint.h])
1165         AC_TRY_COMPILE(
1166                 [ #include <stdint.h> ],
1167                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1168                 [
1169                         AC_DEFINE(HAVE_INTXX_T)
1170                         AC_MSG_RESULT(yes)
1171                 ],
1172                 [ AC_MSG_RESULT(no) ]
1173         )
1174 fi
1175
1176 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
1177         AC_TRY_COMPILE(
1178                 [ #include <sys/types.h> ],
1179                 [ int64_t a; a = 1;],
1180                 [ ac_cv_have_int64_t="yes" ],
1181                 [ ac_cv_have_int64_t="no" ]
1182         )
1183 ])
1184 if test "x$ac_cv_have_int64_t" = "xyes" ; then
1185         AC_DEFINE(HAVE_INT64_T)
1186         have_int64_t=1
1187 fi
1188
1189 if test -z "$have_int64_t" ; then
1190     AC_MSG_CHECKING([for int64_t type in sys/socket.h])
1191         AC_TRY_COMPILE(
1192                 [ #include <sys/socket.h> ],
1193                 [ int64_t a; a = 1],
1194                 [
1195                         AC_DEFINE(HAVE_INT64_T)
1196                         AC_MSG_RESULT(yes)
1197                 ],
1198                 [ AC_MSG_RESULT(no) ]
1199         )
1200 fi
1201
1202 if test -z "$have_int64_t" ; then
1203     AC_MSG_CHECKING([for int64_t type in sys/bitypes.h])
1204         AC_TRY_COMPILE(
1205                 [ #include <sys/bitypes.h> ],
1206                 [ int64_t a; a = 1],
1207                 [
1208                         AC_DEFINE(HAVE_INT64_T)
1209                         AC_MSG_RESULT(yes)
1210                 ],
1211                 [ AC_MSG_RESULT(no) ]
1212         )
1213 fi
1214
1215 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
1216         AC_TRY_COMPILE(
1217                 [ #include <sys/types.h> ],
1218                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1219                 [ ac_cv_have_u_intxx_t="yes" ],
1220                 [ ac_cv_have_u_intxx_t="no" ]
1221         )
1222 ])
1223 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
1224         AC_DEFINE(HAVE_U_INTXX_T)
1225         have_u_intxx_t=1
1226 fi
1227
1228 if test -z "$have_u_intxx_t" ; then
1229     AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
1230         AC_TRY_COMPILE(
1231                 [ #include <sys/socket.h> ],
1232                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1233                 [
1234                         AC_DEFINE(HAVE_U_INTXX_T)
1235                         AC_MSG_RESULT(yes)
1236                 ],
1237                 [ AC_MSG_RESULT(no) ]
1238         )
1239 fi
1240
1241 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
1242         AC_TRY_COMPILE(
1243                 [ #include <sys/types.h> ],
1244                 [ u_int64_t a; a = 1;],
1245                 [ ac_cv_have_u_int64_t="yes" ],
1246                 [ ac_cv_have_u_int64_t="no" ]
1247         )
1248 ])
1249 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
1250         AC_DEFINE(HAVE_U_INT64_T)
1251         have_u_int64_t=1
1252 fi
1253
1254 if test -z "$have_u_int64_t" ; then
1255     AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
1256         AC_TRY_COMPILE(
1257                 [ #include <sys/bitypes.h> ],
1258                 [ u_int64_t a; a = 1],
1259                 [
1260                         AC_DEFINE(HAVE_U_INT64_T)
1261                         AC_MSG_RESULT(yes)
1262                 ],
1263                 [ AC_MSG_RESULT(no) ]
1264         )
1265 fi
1266
1267 if test -z "$have_u_intxx_t" ; then
1268         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
1269                 AC_TRY_COMPILE(
1270                         [
1271 #include <sys/types.h>
1272                         ],
1273                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
1274                         [ ac_cv_have_uintxx_t="yes" ],
1275                         [ ac_cv_have_uintxx_t="no" ]
1276                 )
1277         ])
1278         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
1279                 AC_DEFINE(HAVE_UINTXX_T)
1280         fi
1281 fi
1282
1283 if test -z "$have_uintxx_t" ; then
1284     AC_MSG_CHECKING([for uintXX_t types in stdint.h])
1285         AC_TRY_COMPILE(
1286                 [ #include <stdint.h> ],
1287                 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
1288                 [
1289                         AC_DEFINE(HAVE_UINTXX_T)
1290                         AC_MSG_RESULT(yes)
1291                 ],
1292                 [ AC_MSG_RESULT(no) ]
1293         )
1294 fi
1295
1296 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
1297            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
1298 then
1299         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
1300         AC_TRY_COMPILE(
1301                 [
1302 #include <sys/bitypes.h>
1303                 ],
1304                 [
1305                         int8_t a; int16_t b; int32_t c;
1306                         u_int8_t e; u_int16_t f; u_int32_t g;
1307                         a = b = c = e = f = g = 1;
1308                 ],
1309                 [
1310                         AC_DEFINE(HAVE_U_INTXX_T)
1311                         AC_DEFINE(HAVE_INTXX_T)
1312                         AC_MSG_RESULT(yes)
1313                 ],
1314                 [AC_MSG_RESULT(no)]
1315         )
1316 fi
1317
1318
1319 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
1320         AC_TRY_COMPILE(
1321                 [
1322 #include <sys/types.h>
1323                 ],
1324                 [ u_char foo; foo = 125; ],
1325                 [ ac_cv_have_u_char="yes" ],
1326                 [ ac_cv_have_u_char="no" ]
1327         )
1328 ])
1329 if test "x$ac_cv_have_u_char" = "xyes" ; then
1330         AC_DEFINE(HAVE_U_CHAR)
1331 fi
1332
1333 TYPE_SOCKLEN_T
1334
1335 AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
1336
1337 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
1338         AC_TRY_COMPILE(
1339                 [
1340 #include <sys/types.h>
1341                 ],
1342                 [ size_t foo; foo = 1235; ],
1343                 [ ac_cv_have_size_t="yes" ],
1344                 [ ac_cv_have_size_t="no" ]
1345         )
1346 ])
1347 if test "x$ac_cv_have_size_t" = "xyes" ; then
1348         AC_DEFINE(HAVE_SIZE_T)
1349 fi
1350
1351 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
1352         AC_TRY_COMPILE(
1353                 [
1354 #include <sys/types.h>
1355                 ],
1356                 [ ssize_t foo; foo = 1235; ],
1357                 [ ac_cv_have_ssize_t="yes" ],
1358                 [ ac_cv_have_ssize_t="no" ]
1359         )
1360 ])
1361 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
1362         AC_DEFINE(HAVE_SSIZE_T)
1363 fi
1364
1365 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
1366         AC_TRY_COMPILE(
1367                 [
1368 #include <time.h>
1369                 ],
1370                 [ clock_t foo; foo = 1235; ],
1371                 [ ac_cv_have_clock_t="yes" ],
1372                 [ ac_cv_have_clock_t="no" ]
1373         )
1374 ])
1375 if test "x$ac_cv_have_clock_t" = "xyes" ; then
1376         AC_DEFINE(HAVE_CLOCK_T)
1377 fi
1378
1379 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
1380         AC_TRY_COMPILE(
1381                 [
1382 #include <sys/types.h>
1383 #include <sys/socket.h>
1384                 ],
1385                 [ sa_family_t foo; foo = 1235; ],
1386                 [ ac_cv_have_sa_family_t="yes" ],
1387                 [ AC_TRY_COMPILE(
1388                   [
1389 #include <sys/types.h>
1390 #include <sys/socket.h>
1391 #include <netinet/in.h>
1392                 ],
1393                 [ sa_family_t foo; foo = 1235; ],
1394                 [ ac_cv_have_sa_family_t="yes" ],
1395
1396                 [ ac_cv_have_sa_family_t="no" ]
1397         )]
1398         )
1399 ])
1400 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
1401         AC_DEFINE(HAVE_SA_FAMILY_T)
1402 fi
1403
1404 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
1405         AC_TRY_COMPILE(
1406                 [
1407 #include <sys/types.h>
1408                 ],
1409                 [ pid_t foo; foo = 1235; ],
1410                 [ ac_cv_have_pid_t="yes" ],
1411                 [ ac_cv_have_pid_t="no" ]
1412         )
1413 ])
1414 if test "x$ac_cv_have_pid_t" = "xyes" ; then
1415         AC_DEFINE(HAVE_PID_T)
1416 fi
1417
1418 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1419         AC_TRY_COMPILE(
1420                 [
1421 #include <sys/types.h>
1422                 ],
1423                 [ mode_t foo; foo = 1235; ],
1424                 [ ac_cv_have_mode_t="yes" ],
1425                 [ ac_cv_have_mode_t="no" ]
1426         )
1427 ])
1428 if test "x$ac_cv_have_mode_t" = "xyes" ; then
1429         AC_DEFINE(HAVE_MODE_T)
1430 fi
1431
1432
1433 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1434         AC_TRY_COMPILE(
1435                 [
1436 #include <sys/types.h>
1437 #include <sys/socket.h>
1438                 ],
1439                 [ struct sockaddr_storage s; ],
1440                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1441                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1442         )
1443 ])
1444 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1445         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1446 fi
1447
1448 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1449         AC_TRY_COMPILE(
1450                 [
1451 #include <sys/types.h>
1452 #include <netinet/in.h>
1453                 ],
1454                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1455                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1456                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1457         )
1458 ])
1459 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1460         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1461 fi
1462
1463 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1464         AC_TRY_COMPILE(
1465                 [
1466 #include <sys/types.h>
1467 #include <netinet/in.h>
1468                 ],
1469                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1470                 [ ac_cv_have_struct_in6_addr="yes" ],
1471                 [ ac_cv_have_struct_in6_addr="no" ]
1472         )
1473 ])
1474 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1475         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1476 fi
1477
1478 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1479         AC_TRY_COMPILE(
1480                 [
1481 #include <sys/types.h>
1482 #include <sys/socket.h>
1483 #include <netdb.h>
1484                 ],
1485                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1486                 [ ac_cv_have_struct_addrinfo="yes" ],
1487                 [ ac_cv_have_struct_addrinfo="no" ]
1488         )
1489 ])
1490 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1491         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1492 fi
1493
1494 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1495         AC_TRY_COMPILE(
1496                 [ #include <sys/time.h> ],
1497                 [ struct timeval tv; tv.tv_sec = 1;],
1498                 [ ac_cv_have_struct_timeval="yes" ],
1499                 [ ac_cv_have_struct_timeval="no" ]
1500         )
1501 ])
1502 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1503         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1504         have_struct_timeval=1
1505 fi
1506
1507 # If we don't have int64_t then we can't compile sftp-server.  So don't
1508 # even attempt to do it.
1509 if test "x$ac_cv_have_int64_t" = "xno" -a \
1510         "x$ac_cv_sizeof_long_int" != "x8" -a \
1511         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1512         NO_SFTP='#'
1513 else
1514 dnl test snprintf (broken on SCO w/gcc)
1515         AC_TRY_RUN(
1516                 [
1517 #include <stdio.h>
1518 #include <string.h>
1519 #ifdef HAVE_SNPRINTF
1520 main()
1521 {
1522         char buf[50];
1523         char expected_out[50];
1524         int mazsize = 50 ;
1525 #if (SIZEOF_LONG_INT == 8)
1526         long int num = 0x7fffffffffffffff;
1527 #else
1528         long long num = 0x7fffffffffffffffll;
1529 #endif
1530         strcpy(expected_out, "9223372036854775807");
1531         snprintf(buf, mazsize, "%lld", num);
1532         if(strcmp(buf, expected_out) != 0)
1533                 exit(1);
1534         exit(0);
1535 }
1536 #else
1537 main() { exit(0); }
1538 #endif
1539                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1540         )
1541 fi
1542 AC_SUBST(NO_SFTP)
1543
1544 dnl Checks for structure members
1545 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1546 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1547 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1548 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1549 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1550 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1551 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1552 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1553 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1554 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1555 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1556 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1557 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1558 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1559 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1560 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1561 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1562
1563 AC_CHECK_MEMBERS([struct stat.st_blksize])
1564
1565 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1566                 ac_cv_have_ss_family_in_struct_ss, [
1567         AC_TRY_COMPILE(
1568                 [
1569 #include <sys/types.h>
1570 #include <sys/socket.h>
1571                 ],
1572                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1573                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1574                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1575         )
1576 ])
1577 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1578         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1579 fi
1580
1581 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1582                 ac_cv_have___ss_family_in_struct_ss, [
1583         AC_TRY_COMPILE(
1584                 [
1585 #include <sys/types.h>
1586 #include <sys/socket.h>
1587                 ],
1588                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1589                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1590                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1591         )
1592 ])
1593 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1594         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1595 fi
1596
1597 AC_CACHE_CHECK([for pw_class field in struct passwd],
1598                 ac_cv_have_pw_class_in_struct_passwd, [
1599         AC_TRY_COMPILE(
1600                 [
1601 #include <pwd.h>
1602                 ],
1603                 [ struct passwd p; p.pw_class = 0; ],
1604                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1605                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1606         )
1607 ])
1608 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1609         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1610 fi
1611
1612 AC_CACHE_CHECK([for pw_expire field in struct passwd],
1613                 ac_cv_have_pw_expire_in_struct_passwd, [
1614         AC_TRY_COMPILE(
1615                 [
1616 #include <pwd.h>
1617                 ],
1618                 [ struct passwd p; p.pw_expire = 0; ],
1619                 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1620                 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1621         )
1622 ])
1623 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1624         AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1625 fi
1626
1627 AC_CACHE_CHECK([for pw_change field in struct passwd],
1628                 ac_cv_have_pw_change_in_struct_passwd, [
1629         AC_TRY_COMPILE(
1630                 [
1631 #include <pwd.h>
1632                 ],
1633                 [ struct passwd p; p.pw_change = 0; ],
1634                 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1635                 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
1636         )
1637 ])
1638 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1639         AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1640 fi
1641
1642 dnl make sure we're using the real structure members and not defines
1643 AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
1644                 ac_cv_have_accrights_in_msghdr, [
1645         AC_TRY_RUN(
1646                 [
1647 #include <sys/types.h>
1648 #include <sys/socket.h>
1649 #include <sys/uio.h>
1650 int main() {
1651 #ifdef msg_accrights
1652 exit(1);
1653 #endif
1654 struct msghdr m;
1655 m.msg_accrights = 0;
1656 exit(0);
1657 }
1658                 ],
1659                 [ ac_cv_have_accrights_in_msghdr="yes" ],
1660                 [ ac_cv_have_accrights_in_msghdr="no" ]
1661         )
1662 ])
1663 if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
1664         AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR)
1665 fi
1666
1667 AC_CACHE_CHECK([for msg_control field in struct msghdr],
1668                 ac_cv_have_control_in_msghdr, [
1669         AC_TRY_RUN(
1670                 [
1671 #include <sys/types.h>
1672 #include <sys/socket.h>
1673 #include <sys/uio.h>
1674 int main() {
1675 #ifdef msg_control
1676 exit(1);
1677 #endif
1678 struct msghdr m;
1679 m.msg_control = 0;
1680 exit(0);
1681 }
1682                 ],
1683                 [ ac_cv_have_control_in_msghdr="yes" ],
1684                 [ ac_cv_have_control_in_msghdr="no" ]
1685         )
1686 ])
1687 if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
1688         AC_DEFINE(HAVE_CONTROL_IN_MSGHDR)
1689 fi
1690
1691 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1692         AC_TRY_LINK([],
1693                 [ extern char *__progname; printf("%s", __progname); ],
1694                 [ ac_cv_libc_defines___progname="yes" ],
1695                 [ ac_cv_libc_defines___progname="no" ]
1696         )
1697 ])
1698 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1699         AC_DEFINE(HAVE___PROGNAME)
1700 fi
1701
1702 AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
1703         AC_TRY_LINK([
1704 #include <stdio.h>
1705 ],
1706                 [ printf("%s", __FUNCTION__); ],
1707                 [ ac_cv_cc_implements___FUNCTION__="yes" ],
1708                 [ ac_cv_cc_implements___FUNCTION__="no" ]
1709         )
1710 ])
1711 if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
1712         AC_DEFINE(HAVE___FUNCTION__)
1713 fi
1714
1715 AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
1716         AC_TRY_LINK([
1717 #include <stdio.h>
1718 ],
1719                 [ printf("%s", __func__); ],
1720                 [ ac_cv_cc_implements___func__="yes" ],
1721                 [ ac_cv_cc_implements___func__="no" ]
1722         )
1723 ])
1724 if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
1725         AC_DEFINE(HAVE___func__)
1726 fi
1727
1728 AC_CACHE_CHECK([whether getopt has optreset support],
1729                 ac_cv_have_getopt_optreset, [
1730         AC_TRY_LINK(
1731                 [
1732 #include <getopt.h>
1733                 ],
1734                 [ extern int optreset; optreset = 0; ],
1735                 [ ac_cv_have_getopt_optreset="yes" ],
1736                 [ ac_cv_have_getopt_optreset="no" ]
1737         )
1738 ])
1739 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1740         AC_DEFINE(HAVE_GETOPT_OPTRESET)
1741 fi
1742
1743 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1744         AC_TRY_LINK([],
1745                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1746                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1747                 [ ac_cv_libc_defines_sys_errlist="no" ]
1748         )
1749 ])
1750 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1751         AC_DEFINE(HAVE_SYS_ERRLIST)
1752 fi
1753
1754
1755 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1756         AC_TRY_LINK([],
1757                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1758                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1759                 [ ac_cv_libc_defines_sys_nerr="no" ]
1760         )
1761 ])
1762 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1763         AC_DEFINE(HAVE_SYS_NERR)
1764 fi
1765
1766 SCARD_MSG="no"
1767
1768 # Check whether user wants sectok support
1769 AC_ARG_WITH(sectok,
1770         [  --with-sectok           Enable smartcard support using libsectok],
1771         [
1772                 if test "x$withval" != "xno" ; then
1773                         if test "x$withval" != "xyes" ; then
1774                                 CPPFLAGS="$CPPFLAGS -I${withval}"
1775                                 LDFLAGS="$LDFLAGS -L${withval}"
1776                                 if test ! -z "$need_dash_r" ; then
1777                                         LDFLAGS="$LDFLAGS -R${withval}"
1778                                 fi
1779                                 if test ! -z "$blibpath" ; then
1780                                         blibpath="$blibpath:${withval}"
1781                                 fi
1782                         fi
1783                         AC_CHECK_HEADERS(sectok.h)
1784                         if test "$ac_cv_header_sectok_h" != yes; then
1785                                 AC_MSG_ERROR(Can't find sectok.h)
1786                         fi
1787                         AC_CHECK_LIB(sectok, sectok_open)
1788                         if test "$ac_cv_lib_sectok_sectok_open" != yes; then
1789                                 AC_MSG_ERROR(Can't find libsectok)
1790                         fi
1791                         AC_DEFINE(SMARTCARD)
1792                         AC_DEFINE(USE_SECTOK)
1793                         SCARD_MSG="yes, using sectok"
1794                 fi
1795         ]
1796 )
1797
1798 # Check whether user wants OpenSC support
1799 AC_ARG_WITH(opensc,
1800         AC_HELP_STRING([--with-opensc=PFX],
1801                        [Enable smartcard support using OpenSC]),
1802         opensc_config_prefix="$withval", opensc_config_prefix="")
1803 if test x$opensc_config_prefix != x ; then
1804   OPENSC_CONFIG=$opensc_config_prefix/bin/opensc-config
1805   AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no)
1806   if test "$OPENSC_CONFIG" != "no"; then
1807     LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags`
1808     LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs`
1809     CPPFLAGS="$CPPFLAGS $LIBOPENSC_CFLAGS"
1810     LDFLAGS="$LDFLAGS $LIBOPENSC_LIBS"
1811     AC_DEFINE(SMARTCARD)
1812     AC_DEFINE(USE_OPENSC)
1813     SCARD_MSG="yes, using OpenSC"
1814   fi
1815 fi
1816
1817 # Check whether user wants Kerberos 5 support
1818 KRB5_MSG="no"
1819 AC_ARG_WITH(kerberos5,
1820         [  --with-kerberos5=PATH   Enable Kerberos 5 support],
1821         [
1822                 if test "x$withval" != "xno" ; then
1823                         if test "x$withval" = "xyes" ; then
1824                                 KRB5ROOT="/usr/local"
1825                         else
1826                                 KRB5ROOT=${withval}
1827                         fi
1828                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
1829                         LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
1830                         AC_DEFINE(KRB5)
1831                         KRB5_MSG="yes"
1832                         AC_MSG_CHECKING(whether we are using Heimdal)
1833                         AC_TRY_COMPILE([ #include <krb5.h> ],
1834                                        [ char *tmp = heimdal_version; ],
1835                                        [ AC_MSG_RESULT(yes)
1836                                          AC_DEFINE(HEIMDAL)
1837                                          K5LIBS="-lkrb5 -ldes -lcom_err -lasn1 -lroken"
1838                                        ],
1839                                        [ AC_MSG_RESULT(no)
1840                                          K5LIBS="-lkrb5 -lk5crypto -lcom_err"
1841                                        ]
1842                         )
1843                         if test ! -z "$need_dash_r" ; then
1844                                 LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
1845                         fi
1846                         if test ! -z "$blibpath" ; then
1847                                 blibpath="$blibpath:${KRB5ROOT}/lib"
1848                         fi
1849                         AC_CHECK_LIB(resolv, dn_expand, , )
1850
1851                         AC_CHECK_LIB(gssapi,gss_init_sec_context,
1852                                 [ AC_DEFINE(GSSAPI)
1853                                   K5LIBS="-lgssapi $K5LIBS" ],
1854                                 [ AC_CHECK_LIB(gssapi_krb5,gss_init_sec_context,
1855                                         [ AC_DEFINE(GSSAPI)
1856                                           K5LIBS="-lgssapi_krb5 $K5LIBS" ],
1857                                         AC_MSG_WARN([Cannot find any suitable gss-api library - build may fail]),
1858                                         $K5LIBS)
1859                                 ],
1860                                 $K5LIBS)
1861
1862                         AC_CHECK_HEADER(gssapi.h, ,
1863                                 [ unset ac_cv_header_gssapi_h
1864                                   CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
1865                                   AC_CHECK_HEADERS(gssapi.h, ,
1866                                         AC_MSG_WARN([Cannot find any suitable gss-api header - build may fail])
1867                                   )
1868                                 ]
1869                         )
1870
1871                         oldCPP="$CPPFLAGS"
1872                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
1873                         AC_CHECK_HEADER(gssapi_krb5.h, ,
1874                                         [ CPPFLAGS="$oldCPP" ])
1875
1876                         KRB5=yes
1877                 fi
1878         ]
1879 )
1880 # Check whether user wants Kerberos 4 support
1881 KRB4_MSG="no"
1882 AC_ARG_WITH(kerberos4,
1883         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1884         [
1885                 if test "x$withval" != "xno" ; then
1886                         if test "x$withval" != "xyes" ; then
1887                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1888                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1889                                 if test ! -z "$need_dash_r" ; then
1890                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1891                                 fi
1892                                 if test ! -z "$blibpath" ; then
1893                                         blibpath="$blibpath:${withval}/lib"
1894                                 fi
1895                         else
1896                                 if test -d /usr/include/kerberosIV ; then
1897                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1898                                 fi
1899                         fi
1900
1901                         AC_CHECK_HEADERS(krb.h)
1902                         if test "$ac_cv_header_krb_h" != yes; then
1903                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1904                         fi
1905                         AC_CHECK_LIB(krb, main)
1906                         if test "$ac_cv_lib_krb_main" != yes; then
1907                                 AC_CHECK_LIB(krb4, main)
1908                                 if test "$ac_cv_lib_krb4_main" != yes; then
1909                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
1910                                 else
1911                                         KLIBS="-lkrb4"
1912                                 fi
1913                         else
1914                                 KLIBS="-lkrb"
1915                         fi
1916                         AC_CHECK_LIB(des, des_cbc_encrypt)
1917                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
1918                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
1919                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
1920                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
1921                                 else
1922                                         KLIBS="-ldes425"
1923                                 fi
1924                         else
1925                                 KLIBS="-ldes"
1926                         fi
1927                         AC_CHECK_LIB(resolv, dn_expand, , )
1928                         KRB4=yes
1929                         KRB4_MSG="yes"
1930                         AC_DEFINE(KRB4)
1931                 fi
1932         ]
1933 )
1934
1935 # Check whether user wants AFS support
1936 AFS_MSG="no"
1937 AC_ARG_WITH(afs,
1938         [  --with-afs=PATH         Enable AFS support],
1939         [
1940                 if test "x$withval" != "xno" ; then
1941
1942                         if test "x$withval" != "xyes" ; then
1943                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1944                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1945                         fi
1946
1947                         if test -z "$KRB4" ; then
1948                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1949                         fi
1950
1951                         LIBS="-lkafs $LIBS"
1952                         if test ! -z "$AFS_LIBS" ; then
1953                                 LIBS="$LIBS $AFS_LIBS"
1954                         fi
1955                         AC_DEFINE(AFS)
1956                         AFS_MSG="yes"
1957                 fi
1958         ]
1959 )
1960 LIBS="$LIBS $KLIBS $K5LIBS"
1961
1962 # Looking for programs, paths and files
1963
1964 PRIVSEP_PATH=/var/empty
1965 AC_ARG_WITH(privsep-path,
1966         [  --with-privsep-path=xxx Path for privilege separation chroot ],
1967         [
1968                 if test "x$withval" != "$no" ; then
1969                         PRIVSEP_PATH=$withval
1970                 fi
1971         ]
1972 )
1973 AC_SUBST(PRIVSEP_PATH)
1974
1975 AC_ARG_WITH(xauth,
1976         [  --with-xauth=PATH       Specify path to xauth program ],
1977         [
1978                 if test "x$withval" != "xno" ; then
1979                         xauth_path=$withval
1980                 fi
1981         ],
1982         [
1983                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1984                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1985                         xauth_path="/usr/openwin/bin/xauth"
1986                 fi
1987         ]
1988 )
1989
1990 if test -z "$xauth_path" ; then
1991         XAUTH_PATH="undefined"
1992         AC_SUBST(XAUTH_PATH)
1993 else
1994         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1995         XAUTH_PATH=$xauth_path
1996         AC_SUBST(XAUTH_PATH)
1997 fi
1998
1999 # Check for mail directory (last resort if we cannot get it from headers)
2000 if test ! -z "$MAIL" ; then
2001         maildir=`dirname $MAIL`
2002         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
2003 fi
2004
2005 if test -z "$no_dev_ptmx" ; then
2006         if test "x$disable_ptmx_check" != "xyes" ; then
2007                 AC_CHECK_FILE("/dev/ptmx",
2008                         [
2009                                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
2010                                 have_dev_ptmx=1
2011                         ]
2012                 )
2013         fi
2014 fi
2015 AC_CHECK_FILE("/dev/ptc",
2016         [
2017                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
2018                 have_dev_ptc=1
2019         ]
2020 )
2021
2022 # Options from here on. Some of these are preset by platform above
2023 AC_ARG_WITH(mantype,
2024         [  --with-mantype=man|cat|doc  Set man page type],
2025         [
2026                 case "$withval" in
2027                 man|cat|doc)
2028                         MANTYPE=$withval
2029                         ;;
2030                 *)
2031                         AC_MSG_ERROR(invalid man type: $withval)
2032                         ;;
2033                 esac
2034         ]
2035 )
2036 if test -z "$MANTYPE"; then
2037         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, /usr/bin:/usr/ucb)
2038         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
2039                 MANTYPE=doc
2040         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
2041                 MANTYPE=man
2042         else
2043                 MANTYPE=cat
2044         fi
2045 fi
2046 AC_SUBST(MANTYPE)
2047 if test "$MANTYPE" = "doc"; then
2048         mansubdir=man;
2049 else
2050         mansubdir=$MANTYPE;
2051 fi
2052 AC_SUBST(mansubdir)
2053
2054 # Check whether to enable MD5 passwords
2055 MD5_MSG="no"
2056 AC_ARG_WITH(md5-passwords,
2057         [  --with-md5-passwords    Enable use of MD5 passwords],
2058         [
2059                 if test "x$withval" != "xno" ; then
2060                         AC_DEFINE(HAVE_MD5_PASSWORDS)
2061                         MD5_MSG="yes"
2062                 fi
2063         ]
2064 )
2065
2066 # Whether to disable shadow password support
2067 AC_ARG_WITH(shadow,
2068         [  --without-shadow        Disable shadow password support],
2069         [
2070                 if test "x$withval" = "xno" ; then
2071                         AC_DEFINE(DISABLE_SHADOW)
2072                         disable_shadow=yes
2073                 fi
2074         ]
2075 )
2076
2077 if test -z "$disable_shadow" ; then
2078         AC_MSG_CHECKING([if the systems has expire shadow information])
2079         AC_TRY_COMPILE(
2080         [
2081 #include <sys/types.h>
2082 #include <shadow.h>
2083         struct spwd sp;
2084         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
2085         [ sp_expire_available=yes ], []
2086         )
2087
2088         if test "x$sp_expire_available" = "xyes" ; then
2089                 AC_MSG_RESULT(yes)
2090                 AC_DEFINE(HAS_SHADOW_EXPIRE)
2091         else
2092                 AC_MSG_RESULT(no)
2093         fi
2094 fi
2095
2096 # Use ip address instead of hostname in $DISPLAY
2097 if test ! -z "$IPADDR_IN_DISPLAY" ; then
2098         DISPLAY_HACK_MSG="yes"
2099         AC_DEFINE(IPADDR_IN_DISPLAY)
2100 else
2101         DISPLAY_HACK_MSG="no"
2102         AC_ARG_WITH(ipaddr-display,
2103                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
2104                 [
2105                         if test "x$withval" != "xno" ; then
2106                                 AC_DEFINE(IPADDR_IN_DISPLAY)
2107                                 DISPLAY_HACK_MSG="yes"
2108                         fi
2109                 ]
2110         )
2111 fi
2112
2113 dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
2114 if test $ac_cv_func_login_getcapbool = "yes" -a \
2115         $ac_cv_header_login_cap_h = "yes" ; then
2116         USES_LOGIN_CONF=yes
2117 fi
2118 # Whether to mess with the default path
2119 SERVER_PATH_MSG="(default)"
2120 AC_ARG_WITH(default-path,
2121         [  --with-default-path=    Specify default \$PATH environment for server],
2122         [
2123                 if test "$USES_LOGIN_CONF" = "yes" ; then
2124                         AC_MSG_WARN([
2125 --with-default-path=PATH has no effect on this system.
2126 Edit /etc/login.conf instead.])
2127                 elif test "x$withval" != "xno" ; then
2128                         user_path="$withval"
2129                         SERVER_PATH_MSG="$withval"
2130                 fi
2131         ],
2132         [ if test "$USES_LOGIN_CONF" = "yes" ; then
2133         AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
2134         else
2135         AC_TRY_RUN(
2136                 [
2137 /* find out what STDPATH is */
2138 #include <stdio.h>
2139 #ifdef HAVE_PATHS_H
2140 # include <paths.h>
2141 #endif
2142 #ifndef _PATH_STDPATH
2143 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
2144 #endif
2145 #include <sys/types.h>
2146 #include <sys/stat.h>
2147 #include <fcntl.h>
2148 #define DATA "conftest.stdpath"
2149
2150 main()
2151 {
2152         FILE *fd;
2153         int rc;
2154
2155         fd = fopen(DATA,"w");
2156         if(fd == NULL)
2157                 exit(1);
2158
2159         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
2160                 exit(1);
2161
2162         exit(0);
2163 }
2164                 ], [ user_path=`cat conftest.stdpath` ],
2165                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
2166                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
2167         )
2168 # make sure $bindir is in USER_PATH so scp will work
2169                 t_bindir=`eval echo ${bindir}`
2170                 case $t_bindir in
2171                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
2172                 esac
2173                 case $t_bindir in
2174                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
2175                 esac
2176                 echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
2177                 if test $? -ne 0  ; then
2178                         echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
2179                         if test $? -ne 0  ; then
2180                                 user_path=$user_path:$t_bindir
2181                                 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
2182                         fi
2183                 fi
2184         fi ]
2185 )
2186 if test "$USES_LOGIN_CONF" != "yes" ; then
2187         AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
2188         AC_SUBST(user_path)
2189 fi
2190
2191 # Set superuser path separately to user path
2192 AC_ARG_WITH(superuser-path,
2193         [  --with-superuser-path=  Specify different path for super-user],
2194         [
2195                 if test "x$withval" != "xno" ; then
2196                         AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval")
2197                         superuser_path=$withval
2198                 fi
2199         ]
2200 )
2201
2202
2203 # Whether to force IPv4 by default (needed on broken glibc Linux)
2204 IPV4_HACK_MSG="no"
2205 AC_ARG_WITH(ipv4-default,
2206         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
2207         [
2208                 if test "x$withval" != "xno" ; then
2209                         AC_DEFINE(IPV4_DEFAULT)
2210                         IPV4_HACK_MSG="yes"
2211                 fi
2212         ]
2213 )
2214
2215 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
2216 IPV4_IN6_HACK_MSG="no"
2217 AC_ARG_WITH(4in6,
2218         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
2219         [
2220                 if test "x$withval" != "xno" ; then
2221                         AC_MSG_RESULT(yes)
2222                         AC_DEFINE(IPV4_IN_IPV6)
2223                         IPV4_IN6_HACK_MSG="yes"
2224                 else
2225                         AC_MSG_RESULT(no)
2226                 fi
2227         ],[
2228                 if test "x$inet6_default_4in6" = "xyes"; then
2229                         AC_MSG_RESULT([yes (default)])
2230                         AC_DEFINE(IPV4_IN_IPV6)
2231                         IPV4_IN6_HACK_MSG="yes"
2232                 else
2233                         AC_MSG_RESULT([no (default)])
2234                 fi
2235         ]
2236 )
2237
2238 # Whether to enable BSD auth support
2239 BSD_AUTH_MSG=no
2240 AC_ARG_WITH(bsd-auth,
2241         [  --with-bsd-auth         Enable BSD auth support],
2242         [
2243                 if test "x$withval" != "xno" ; then
2244                         AC_DEFINE(BSD_AUTH)
2245                         BSD_AUTH_MSG=yes
2246                 fi
2247         ]
2248 )
2249
2250 # Where to place sshd.pid
2251 piddir=/var/run
2252 # make sure the directory exists
2253 if test ! -d $piddir ; then
2254         piddir=`eval echo ${sysconfdir}`
2255         case $piddir in
2256                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
2257         esac
2258 fi
2259
2260 AC_ARG_WITH(pid-dir,
2261         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
2262         [
2263                 if test "x$withval" != "xno" ; then
2264                         piddir=$withval
2265                         if test ! -d $piddir ; then
2266                         AC_MSG_WARN([** no $piddir directory on this system **])
2267                         fi
2268                 fi
2269         ]
2270 )
2271
2272 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
2273 AC_SUBST(piddir)
2274
2275 dnl allow user to disable some login recording features
2276 AC_ARG_ENABLE(lastlog,
2277         [  --disable-lastlog       disable use of lastlog even if detected [no]],
2278         [ AC_DEFINE(DISABLE_LASTLOG) ]
2279 )
2280 AC_ARG_ENABLE(utmp,
2281         [  --disable-utmp          disable use of utmp even if detected [no]],
2282         [ AC_DEFINE(DISABLE_UTMP) ]
2283 )
2284 AC_ARG_ENABLE(utmpx,
2285         [  --disable-utmpx         disable use of utmpx even if detected [no]],
2286         [ AC_DEFINE(DISABLE_UTMPX) ]
2287 )
2288 AC_ARG_ENABLE(wtmp,
2289         [  --disable-wtmp          disable use of wtmp even if detected [no]],
2290         [ AC_DEFINE(DISABLE_WTMP) ]
2291 )
2292 AC_ARG_ENABLE(wtmpx,
2293         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
2294         [ AC_DEFINE(DISABLE_WTMPX) ]
2295 )
2296 AC_ARG_ENABLE(libutil,
2297         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
2298         [ AC_DEFINE(DISABLE_LOGIN) ]
2299 )
2300 AC_ARG_ENABLE(pututline,
2301         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
2302         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
2303 )
2304 AC_ARG_ENABLE(pututxline,
2305         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
2306         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
2307 )
2308 AC_ARG_WITH(lastlog,
2309   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
2310         [
2311                 if test "x$withval" = "xno" ; then
2312                         AC_DEFINE(DISABLE_LASTLOG)
2313                 else
2314                         conf_lastlog_location=$withval
2315                 fi
2316         ]
2317 )
2318
2319 dnl lastlog, [uw]tmpx? detection
2320 dnl  NOTE: set the paths in the platform section to avoid the
2321 dnl   need for command-line parameters
2322 dnl lastlog and [uw]tmp are subject to a file search if all else fails
2323
2324 dnl lastlog detection
2325 dnl  NOTE: the code itself will detect if lastlog is a directory
2326 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
2327 AC_TRY_COMPILE([
2328 #include <sys/types.h>
2329 #include <utmp.h>
2330 #ifdef HAVE_LASTLOG_H
2331 #  include <lastlog.h>
2332 #endif
2333 #ifdef HAVE_PATHS_H
2334 #  include <paths.h>
2335 #endif
2336 #ifdef HAVE_LOGIN_H
2337 # include <login.h>
2338 #endif
2339         ],
2340         [ char *lastlog = LASTLOG_FILE; ],
2341         [ AC_MSG_RESULT(yes) ],
2342         [
2343                 AC_MSG_RESULT(no)
2344                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
2345                 AC_TRY_COMPILE([
2346 #include <sys/types.h>
2347 #include <utmp.h>
2348 #ifdef HAVE_LASTLOG_H
2349 #  include <lastlog.h>
2350 #endif
2351 #ifdef HAVE_PATHS_H
2352 #  include <paths.h>
2353 #endif
2354                 ],
2355                 [ char *lastlog = _PATH_LASTLOG; ],
2356                 [ AC_MSG_RESULT(yes) ],
2357                 [
2358                         AC_MSG_RESULT(no)
2359                         system_lastlog_path=no
2360                 ])
2361         ]
2362 )
2363
2364 if test -z "$conf_lastlog_location"; then
2365         if test x"$system_lastlog_path" = x"no" ; then
2366                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
2367                                 if (test -d "$f" || test -f "$f") ; then
2368                                         conf_lastlog_location=$f
2369                                 fi
2370                 done
2371                 if test -z "$conf_lastlog_location"; then
2372                         AC_MSG_WARN([** Cannot find lastlog **])
2373                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
2374                 fi
2375         fi
2376 fi
2377
2378 if test -n "$conf_lastlog_location"; then
2379         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
2380 fi
2381
2382 dnl utmp detection
2383 AC_MSG_CHECKING([if your system defines UTMP_FILE])
2384 AC_TRY_COMPILE([
2385 #include <sys/types.h>
2386 #include <utmp.h>
2387 #ifdef HAVE_PATHS_H
2388 #  include <paths.h>
2389 #endif
2390         ],
2391         [ char *utmp = UTMP_FILE; ],
2392         [ AC_MSG_RESULT(yes) ],
2393         [ AC_MSG_RESULT(no)
2394           system_utmp_path=no ]
2395 )
2396 if test -z "$conf_utmp_location"; then
2397         if test x"$system_utmp_path" = x"no" ; then
2398                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
2399                         if test -f $f ; then
2400                                 conf_utmp_location=$f
2401                         fi
2402                 done
2403                 if test -z "$conf_utmp_location"; then
2404                         AC_DEFINE(DISABLE_UTMP)
2405                 fi
2406         fi
2407 fi
2408 if test -n "$conf_utmp_location"; then
2409         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
2410 fi
2411
2412 dnl wtmp detection
2413 AC_MSG_CHECKING([if your system defines WTMP_FILE])
2414 AC_TRY_COMPILE([
2415 #include <sys/types.h>
2416 #include <utmp.h>
2417 #ifdef HAVE_PATHS_H
2418 #  include <paths.h>
2419 #endif
2420         ],
2421         [ char *wtmp = WTMP_FILE; ],
2422         [ AC_MSG_RESULT(yes) ],
2423         [ AC_MSG_RESULT(no)
2424           system_wtmp_path=no ]
2425 )
2426 if test -z "$conf_wtmp_location"; then
2427         if test x"$system_wtmp_path" = x"no" ; then
2428                 for f in /usr/adm/wtmp /var/log/wtmp; do
2429                         if test -f $f ; then
2430                                 conf_wtmp_location=$f
2431                         fi
2432                 done
2433                 if test -z "$conf_wtmp_location"; then
2434                         AC_DEFINE(DISABLE_WTMP)
2435                 fi
2436         fi
2437 fi
2438 if test -n "$conf_wtmp_location"; then
2439         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
2440 fi
2441
2442
2443 dnl utmpx detection - I don't know any system so perverse as to require
2444 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
2445 dnl  there, though.
2446 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
2447 AC_TRY_COMPILE([
2448 #include <sys/types.h>
2449 #include <utmp.h>
2450 #ifdef HAVE_UTMPX_H
2451 #include <utmpx.h>
2452 #endif
2453 #ifdef HAVE_PATHS_H
2454 #  include <paths.h>
2455 #endif
2456         ],
2457         [ char *utmpx = UTMPX_FILE; ],
2458         [ AC_MSG_RESULT(yes) ],
2459         [ AC_MSG_RESULT(no)
2460           system_utmpx_path=no ]
2461 )
2462 if test -z "$conf_utmpx_location"; then
2463         if test x"$system_utmpx_path" = x"no" ; then
2464                 AC_DEFINE(DISABLE_UTMPX)
2465         fi
2466 else
2467         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
2468 fi
2469
2470 dnl wtmpx detection
2471 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
2472 AC_TRY_COMPILE([
2473 #include <sys/types.h>
2474 #include <utmp.h>
2475 #ifdef HAVE_UTMPX_H
2476 #include <utmpx.h>
2477 #endif
2478 #ifdef HAVE_PATHS_H
2479 #  include <paths.h>
2480 #endif
2481         ],
2482         [ char *wtmpx = WTMPX_FILE; ],
2483         [ AC_MSG_RESULT(yes) ],
2484         [ AC_MSG_RESULT(no)
2485           system_wtmpx_path=no ]
2486 )
2487 if test -z "$conf_wtmpx_location"; then
2488         if test x"$system_wtmpx_path" = x"no" ; then
2489                 AC_DEFINE(DISABLE_WTMPX)
2490         fi
2491 else
2492         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
2493 fi
2494
2495
2496 if test ! -z "$blibpath" ; then
2497         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
2498         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
2499 fi
2500
2501 dnl remove pam and dl because they are in $LIBPAM
2502 if test "$PAM_MSG" = yes ; then
2503         LIBS=`echo $LIBS | sed 's/-lpam //'`
2504 fi
2505 if test "$ac_cv_lib_pam_pam_set_item" = yes ; then
2506         LIBS=`echo $LIBS | sed 's/-ldl //'`
2507 fi
2508
2509 AC_EXEEXT
2510 AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
2511 AC_OUTPUT
2512
2513 # Print summary of options
2514
2515 # Someone please show me a better way :)
2516 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2517 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2518 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2519 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2520 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2521 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2522 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
2523 H=`eval echo ${PRIVSEP_PATH}` ; H=`eval echo ${H}`
2524 I=`eval echo ${user_path}` ; I=`eval echo ${I}`
2525 J=`eval echo ${superuser_path}` ; J=`eval echo ${J}`
2526
2527 echo ""
2528 echo "OpenSSH has been configured with the following options:"
2529 echo "                     User binaries: $B"
2530 echo "                   System binaries: $C"
2531 echo "               Configuration files: $D"
2532 echo "                   Askpass program: $E"
2533 echo "                      Manual pages: $F"
2534 echo "                          PID file: $G"
2535 echo "  Privilege separation chroot path: $H"
2536 if test "$USES_LOGIN_CONF" = "yes" ; then
2537 echo "   At runtime, sshd will use the path defined in /etc/login.conf"
2538 else
2539 echo "            sshd default user PATH: $I"
2540 fi
2541 if test ! -z "$superuser_path" ; then
2542 echo "          sshd superuser user PATH: $J"
2543 fi
2544 echo "                    Manpage format: $MANTYPE"
2545 echo "                       PAM support: ${PAM_MSG}"
2546 echo "                KerberosIV support: $KRB4_MSG"
2547 echo "                 KerberosV support: $KRB5_MSG"
2548 echo "                 Smartcard support: $SCARD_MSG"
2549 echo "                       AFS support: $AFS_MSG"
2550 echo "                     S/KEY support: $SKEY_MSG"
2551 echo "              TCP Wrappers support: $TCPW_MSG"
2552 echo "              MD5 password support: $MD5_MSG"
2553 echo "       IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2554 echo "          Use IPv4 by default hack: $IPV4_HACK_MSG"
2555 echo "           Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2556 echo "                  BSD Auth support: $BSD_AUTH_MSG"
2557 echo "              Random number source: $RAND_MSG"
2558 if test ! -z "$USE_RAND_HELPER" ; then
2559 echo "     ssh-rand-helper collects from: $RAND_HELPER_MSG"
2560 fi
2561
2562 echo ""
2563
2564 echo "              Host: ${host}"
2565 echo "          Compiler: ${CC}"
2566 echo "    Compiler flags: ${CFLAGS}"
2567 echo "Preprocessor flags: ${CPPFLAGS}"
2568 echo "      Linker flags: ${LDFLAGS}"
2569 echo "         Libraries: ${LIBWRAP} ${LIBPAM} ${LIBS}"
2570
2571 echo ""
2572
2573 if test "x$PAM_MSG" = "xyes" ; then
2574         echo "PAM is enabled. You may need to install a PAM control file "
2575         echo "for sshd, otherwise password authentication may fail. "
2576         echo "Example PAM control files can be found in the contrib/ "
2577         echo "subdirectory"
2578         echo ""
2579 fi
2580
2581 if test ! -z "$NO_SFTP"; then
2582         echo "sftp-server will be disabled.  Your compiler does not "
2583         echo "support 64bit integers."
2584         echo ""
2585 fi
2586
2587 if test ! -z "$RAND_HELPER_CMDHASH" ; then
2588         echo "WARNING: you are using the builtin random number collection "
2589         echo "service. Please read WARNING.RNG and request that your OS "
2590         echo "vendor includes kernel-based random number collection in "
2591         echo "future versions of your OS."
2592         echo ""
2593 fi
2594