macros/netatalk.m4

   1 dnl Kitchen sink for configuration macros
   2
   3 dnl Check for dtrace
   4 AC_DEFUN([AC_NETATALK_DTRACE], [
   5   AC_ARG_WITH(dtrace,
   6     AS_HELP_STRING(
   7       [--with-dtrace],
   8       [Enable dtrace probes (default: enabled if dtrace found)]
   9     ),
  10     [WDTRACE=$withval],
  11     [WDTRACE=auto]
  12   )
  13   if test "x$WDTRACE" = "xyes" -o "x$WDTRACE" = "xauto" ; then
  14     AC_CHECK_PROG([atalk_cv_have_dtrace], [dtrace], [yes], [no])
  15     if test "x$atalk_cv_have_dtrace" = "xno" ; then
  16       if test "x$WDTRACE" = "xyes" ; then
  17         AC_MSG_FAILURE([dtrace requested but not found])
  18       fi
  19       WDTRACE="no"
  20     else
  21       WDTRACE="yes"
  22     fi
  23   fi
  24
  25   if test x"$WDTRACE" = x"yes" ; then
  26     AC_DEFINE([WITH_DTRACE], [1], [dtrace probes])
  27     DTRACE_LIBS=""
  28     if test x"$this_os" = x"freebsd" ; then
  29       DTRACE_LIBS="-lelf"
  30     fi
  31     AC_SUBST(DTRACE_LIBS)
  32   fi
  33   AM_CONDITIONAL(WITH_DTRACE, test "x$WDTRACE" = "xyes")
  34 ])
  35
  36 dnl Check for dbus-glib, for AFP stats
  37 AC_DEFUN([AC_NETATALK_DBUS_GLIB], [
  38     PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.1, have_dbus=yes, have_dbus=no)
  39     PKG_CHECK_MODULES(DBUS_GLIB, gobject-2.0 >= 2.6, have_dbus_glib=yes, have_dbus_glib=no)
  40     PKG_CHECK_MODULES(DBUS_GTHREAD, gthread-2.0, have_dbus_gthread=yes, have_dbus_gthread=no)
  41     AC_SUBST(DBUS_CFLAGS)
  42     AC_SUBST(DBUS_LIBS)
  43     AC_SUBST(DBUS_GLIB_CFLAGS)
  44     AC_SUBST(DBUS_GLIB_LIBS)
  45     AC_SUBST(DBUS_GTHREAD_CFLAGS)
  46     AC_SUBST(DBUS_GTHREAD_LIBS)
  47     AM_CONDITIONAL(HAVE_DBUS_GLIB, test x$have_dbus_glib = xyes -a x$have_dbus = xyes)
  48
  49     AC_ARG_WITH(
  50         dbus-sysconf-dir,
  51         [AS_HELP_STRING([--with-dbus-sysconf-dir],[Path to dbus system bus security configuration directory (default: ${sysconfdir}/dbus-1/system.d/)])],
  52         ac_cv_dbus_sysdir=$withval,
  53         ac_cv_dbus_sysdir='${sysconfdir}/dbus-1/system.d'
  54     )
  55
  56     if test x$have_dbus_glib = xyes -a x$have_dbus = xyes ; then
  57         AC_DEFINE(HAVE_DBUS_GLIB, 1, [Define if support for dbus-glib was found])
  58         DBUS_SYS_DIR="$ac_cv_dbus_sysdir"
  59         AC_SUBST(DBUS_SYS_DIR)
  60     fi
  61 ])
  62
  63 dnl Whether to enable developer build
  64 AC_DEFUN([AC_DEVELOPER], [
  65     AC_MSG_CHECKING([whether to enable developer build])
  66     AC_ARG_ENABLE(
  67         developer,
  68         AS_HELP_STRING([--enable-developer], [whether to enable developer build (ABI checking)]),
  69         enable_dev=$enableval,
  70         enable_dev=no
  71     )
  72     AC_MSG_RESULT([$enable_dev])
  73     AM_CONDITIONAL(DEVELOPER, test x"$enable_dev" = x"yes")
  74 ])
  75
  76 dnl Whether to disable bundled libevent
  77 AC_DEFUN([AC_NETATALK_LIBEVENT], [
  78     AC_MSG_CHECKING([whether to use bundled libevent])
  79     AC_ARG_WITH(
  80         libevent,
  81         [AS_HELP_STRING([--with-libevent],[whether to use the bundled libevent (default: yes)])],
  82         use_bundled_libevent=$withval,
  83         use_bundled_libevent=yes
  84     )
  85     AC_ARG_WITH(
  86         libevent-header,
  87         [AS_HELP_STRING([--with-libevent-header],[path to libevent header files])],
  88         [use_bundled_libevent=no; LIBEVENT_CFLAGS=-I$withval]
  89     )
  90     AC_ARG_WITH(
  91         libevent-lib,
  92         [AS_HELP_STRING([--with-libevent-lib],[path to libevent library])],
  93         [use_bundled_libevent=no; LIBEVENT_LDFLAGS=-L$withval]
  94     )
  95     if test x"$LIBEVENT_CFLAGS" = x"-Iyes" -o x"$LIBEVENT_LDFLAGS" = x"-Lyes" ; then
  96         AC_MSG_ERROR([--with-libevent requires a path])
  97     fi
  98     AC_MSG_RESULT([$use_bundled_libevent])
  99     AC_CONFIG_SUBDIRS([libevent])
 100     AC_SUBST(LIBEVENT_CFLAGS)
 101     AC_SUBST(LIBEVENT_LDFLAGS)
 102     AM_CONDITIONAL(USE_BUILTIN_LIBEVENT, test x"$use_bundled_libevent" = x"yes")
 103 ])
 104
 105 dnl Filesystem Hierarchy Standard (FHS) compatibility
 106 AC_DEFUN([AC_NETATALK_FHS], [
 107 AC_MSG_CHECKING([whether to use Filesystem Hierarchy Standard (FHS) compatibility])
 108 AC_ARG_ENABLE(fhs,
 109         [  --enable-fhs            use Filesystem Hierarchy Standard (FHS) compatibility],[
 110         if test "$enableval" = "yes"; then
 111                 bindir="/bin"
 112                 sbindir="/sbin"
 113                 sysconfdir="/etc"
 114                 libdir="/lib"
 115                 localstatedir="/var"
 116                 mandir="/usr/share/man"
 117                 uams_path="${libdir}/netatalk"
 118                 PKGCONFDIR="${sysconfdir}"
 119                 SERVERTEXT="${localstatedir}/netatalk/msg"
 120                 use_pam_so=yes
 121                 AC_DEFINE(FHS_COMPATIBILITY, 1, [Define if you want compatibily with the FHS])
 122                 AC_MSG_RESULT([yes])
 123         atalk_cv_fhs_compat=yes
 124         else
 125                 AC_MSG_RESULT([no])
 126         atalk_cv_fhs_compat=no
 127         fi
 128         ],[
 129                 AC_MSG_RESULT([no])
 130         atalk_cv_fhs_compat=no
 131 ])])
 132
 133 dnl netatalk lockfile path
 134 AC_DEFUN([AC_NETATALK_LOCKFILE], [
 135     AC_MSG_CHECKING([netatalk lockfile path])
 136     AC_ARG_WITH(
 137         lockfile,
 138         [AS_HELP_STRING([--with-lockfile=PATH],[Path of netatalk lockfile])],
 139         ac_cv_netatalk_lock=$withval,
 140         ac_cv_netatalk_lock=""
 141     )
 142     if test -z "$ac_cv_netatalk_lock" ; then
 143         ac_cv_netatalk_lock=/var/spool/locks/netatalk
 144         if test x"$atalk_cv_fhs_compat" = x"yes" ; then
 145             ac_cv_netatalk_lock=/var/run/netatalk.pid
 146         else
 147             case "$host_os" in
 148             *freebsd*)
 149                 ac_cv_netatalk_lock=/var/spool/lock/netatalk
 150                 ;;
 151             *netbsd*|*openbsd*)
 152                 ac_cv_netatalk_lock=/var/run/netatalk.pid
 153                 ;;
 154             *linux*)
 155                 ac_cv_netatalk_lock=/var/lock/netatalk
 156                 ;;
 157             esac
 158         fi
 159     fi
 160     AC_DEFINE_UNQUOTED(PATH_NETATALK_LOCK, ["$ac_cv_netatalk_lock"], [netatalk lockfile path])
 161     AC_SUBST(PATH_NETATALK_LOCK, ["$ac_cv_netatalk_lock"])
 162     AC_MSG_RESULT([$ac_cv_netatalk_lock])
 163 ])
 164
 165 dnl 64bit platform check
 166 AC_DEFUN([AC_NETATALK_64BIT_LIBS], [
 167 AC_MSG_CHECKING([whether to check for 64bit libraries])
 168 # Test if the compiler is in 64bit mode
 169 echo 'int i;' > conftest.$ac_ext
 170 atalk_cv_cc_64bit_output=no
 171 if AC_TRY_EVAL(ac_compile); then
 172     case `/usr/bin/file conftest.$ac_objext` in
 173     *"ELF 64"*)
 174       atalk_cv_cc_64bit_output=yes
 175       ;;
 176     esac
 177 fi
 178 rm -rf conftest*
 179
 180 case $host_cpu:$atalk_cv_cc_64bit_output in
 181 powerpc64:yes | s390x:yes | sparc*:yes | x86_64:yes | i386:yes)
 182     case $target_os in
 183     solaris2*)
 184         AC_MSG_RESULT([yes])
 185         atalk_libname="lib/64"
 186         ;;
 187     *bsd* | dragonfly*)
 188         AC_MSG_RESULT([no])
 189         atalk_libname="lib"
 190         ;;
 191     *)
 192         AC_MSG_RESULT([yes])
 193         atalk_libname="lib64"
 194         ;;
 195     esac
 196     ;;
 197 *:*)
 198     AC_MSG_RESULT([no])
 199     atalk_libname="lib"
 200     ;;
 201 esac
 202 ])
 203
 204 dnl Check for optional admin group support
 205 AC_DEFUN([AC_NETATALK_ADMIN_GROUP], [
 206     netatalk_cv_admin_group=yes
 207     AC_MSG_CHECKING([for administrative group support])
 208     AC_ARG_ENABLE(admin-group,
 209             [  --disable-admin-group   disable admin group],[
 210             if test x"$enableval" = x"no"; then
 211                          AC_DEFINE(ADMIN_GRP, 0, [Define if the admin group should be enabled])
 212                          netatalk_cv_admin_group=no
 213                          AC_MSG_RESULT([no])
 214                 else
 215                          AC_DEFINE(ADMIN_GRP, 1, [Define if the admin group should be enabled])
 216                          AC_MSG_RESULT([yes])
 217             fi],[
 218                 AC_DEFINE(ADMIN_GRP, 1, [Define if the admin group should be enabled])
 219                 AC_MSG_RESULT([yes])
 220         ])
 221 ])
 222
 223 dnl Check for optional cracklib support
 224 AC_DEFUN([AC_NETATALK_CRACKLIB], [
 225 netatalk_cv_with_cracklib=no
 226 AC_ARG_WITH(cracklib,
 227         [  --with-cracklib[[=DICT]]  enable/set location of cracklib dictionary [[no]]],[
 228         if test "x$withval" != "xno" ; then
 229                 cracklib="$withval"
 230                 AC_CHECK_LIB(crack, main, [
 231                         AC_DEFINE(USE_CRACKLIB, 1, [Define if cracklib should be used])
 232                         LIBS="$LIBS -lcrack"
 233                         if test "$cracklib" = "yes"; then
 234                                 cracklib="/usr/$atalk_libname/cracklib_dict"
 235                         fi
 236                         AC_DEFINE_UNQUOTED(_PATH_CRACKLIB, "$cracklib",
 237                                 [path to cracklib dictionary])
 238                         AC_MSG_RESULT([setting cracklib dictionary to $cracklib])
 239                         netatalk_cv_with_cracklib=yes
 240                         ],[
 241                         AC_MSG_ERROR([cracklib not found!])
 242                         ]
 243                 )
 244         fi
 245         ]
 246 )
 247 AC_MSG_CHECKING([for cracklib support])
 248 AC_MSG_RESULT([$netatalk_cv_with_cracklib])
 249 ])
 250
 251 dnl Check whether to enable debug code
 252 AC_DEFUN([AC_NETATALK_DEBUG], [
 253 AC_MSG_CHECKING([whether to enable verbose debug code])
 254 AC_ARG_ENABLE(debug,
 255         [  --enable-debug          enable verbose debug code],[
 256         if test "$enableval" != "no"; then
 257                 if test "$enableval" = "yes"; then
 258                         AC_DEFINE(DEBUG, 1, [Define if verbose debugging information should be included])
 259                 else
 260                         AC_DEFINE_UNQUOTED(DEBUG, $enableval, [Define if verbose debugging information should be included])
 261                 fi
 262                 AC_MSG_RESULT([yes])
 263         else
 264                 AC_MSG_RESULT([no])
 265         AC_DEFINE(NDEBUG, 1, [Disable assertions])
 266         fi
 267         ],[
 268                 AC_MSG_RESULT([no])
 269         AC_DEFINE(NDEBUG, 1, [Disable assertions])
 270         ]
 271 )
 272 ])
 273
 274 dnl Check whethe to disable tickle SIGALARM stuff, which eases debugging
 275 AC_DEFUN([AC_NETATALK_DEBUGGING], [
 276 AC_MSG_CHECKING([whether to enable debugging with debuggers])
 277 AC_ARG_ENABLE(debugging,
 278         [  --enable-debugging      disable SIGALRM timers and DSI tickles (eg for debugging with gdb/dbx/...)],[
 279         if test "$enableval" != "no"; then
 280                 if test "$enableval" = "yes"; then
 281                         AC_DEFINE(DEBUGGING, 1, [Define if you want to disable SIGALRM timers and DSI tickles])
 282                 else
 283                         AC_DEFINE_UNQUOTED(DEBUGGING, $enableval, [Define if you want to disable SIGALRM timers and DSI tickles])
 284                 fi
 285                 AC_MSG_RESULT([yes])
 286         else
 287                 AC_MSG_RESULT([no])
 288         fi
 289         ],[
 290                 AC_MSG_RESULT([no])
 291         ]
 292 )
 293
 294 ])
 295
 296 dnl Check for optional shadow password support
 297 AC_DEFUN([AC_NETATALK_SHADOW], [
 298 netatalk_cv_use_shadowpw=no
 299 AC_ARG_WITH(shadow,
 300         [  --with-shadow           enable shadow password support [[auto]]],
 301         [netatalk_cv_use_shadowpw="$withval"],
 302         [netatalk_cv_use_shadowpw=auto]
 303 )
 304
 305 if test "x$netatalk_cv_use_shadowpw" != "xno"; then
 306     AC_CHECK_HEADER([shadow.h])
 307     if test x"$ac_cv_header_shadow_h" = x"yes"; then
 308         netatalk_cv_use_shadowpw=yes
 309         AC_DEFINE(SHADOWPW, 1, [Define if shadow passwords should be used])
 310     else
 311       if test "x$shadowpw" = "xyes"; then
 312         AC_MSG_ERROR([shadow support not available])
 313       else
 314         netatalk_cv_use_shadowpw=no
 315       fi
 316     fi
 317 fi
 318
 319 AC_MSG_CHECKING([whether shadow support should be enabled])
 320 if test "x$netatalk_cv_use_shadowpw" = "xyes"; then
 321         AC_MSG_RESULT([yes])
 322 else
 323         AC_MSG_RESULT([no])
 324 fi
 325 ])
 326
 327 dnl Check for optional valid-shell-check support
 328 AC_DEFUN([AC_NETATALK_SHELL_CHECK], [
 329 netatalk_cv_use_shellcheck=yes
 330 AC_MSG_CHECKING([whether checking for a valid shell should be enabled])
 331 AC_ARG_ENABLE(shell-check,
 332         [  --disable-shell-check   disable checking for a valid shell],[
 333         if test "$enableval" = "no"; then
 334                 AC_DEFINE(DISABLE_SHELLCHECK, 1, [Define if shell check should be disabled])
 335                 AC_MSG_RESULT([no])
 336                 netatalk_cv_use_shellcheck=no
 337         else
 338                 AC_MSG_RESULT([yes])
 339         fi
 340         ],[
 341                 AC_MSG_RESULT([yes])
 342         ]
 343 )
 344 ])
 345
 346 dnl Check for optional sysv initscript install
 347 AC_DEFUN([AC_NETATALK_INIT_STYLE], [
 348     AC_ARG_WITH(init-style,
 349                 [  --with-init-style       use OS specific init config [[redhat-sysv|redhat-systemd|suse-sysv|suse-systemd|gentoo|netbsd|debian|solaris|systemd]]],
 350                 init_style="$withval", init_style=none
 351     )
 352     case "$init_style" in
 353     "redhat")
 354             AC_MSG_ERROR([--with-init-style=redhat is obsoleted. Use redhat-sysv or redhat-systemd.])
 355         ;;
 356     "redhat-sysv")
 357             AC_MSG_RESULT([enabling redhat-style sysv initscript support])
 358             ;;
 359     "redhat-systemd")
 360             AC_MSG_RESULT([enabling redhat-style systemd support])
 361             ;;
 362     "suse")
 363             AC_MSG_ERROR([--with-init-style=suse is obsoleted. Use suse-sysv or suse-systemd.])
 364         ;;
 365     "suse-sysv")
 366             AC_MSG_RESULT([enabling suse-style sysv initscript support])
 367             ;;
 368     "suse-systemd")
 369             AC_MSG_RESULT([enabling suse-style systemd support (>=openSUSE12.1)])
 370             ;;
 371     "gentoo")
 372             AC_MSG_RESULT([enabling gentoo-style initscript support])
 373         ;;
 374     "netbsd")
 375             AC_MSG_RESULT([enabling netbsd-style initscript support])
 376         ;;
 377     "debian")
 378             AC_MSG_RESULT([enabling debian-style initscript support])
 379         ;;
 380     "solaris")
 381             AC_MSG_RESULT([enabling solaris-style SMF support])
 382         ;;
 383     "systemd")
 384             AC_MSG_RESULT([enabling general systemd support])
 385         ;;
 386     "none")
 387             AC_MSG_RESULT([disabling init-style support])
 388         ;;
 389     *)
 390             AC_MSG_ERROR([illegal init-style])
 391         ;;
 392     esac
 393     AM_CONDITIONAL(USE_NETBSD, test x$init_style = xnetbsd)
 394     AM_CONDITIONAL(USE_REDHAT_SYSV, test x$init_style = xredhat-sysv)
 395     AM_CONDITIONAL(USE_SUSE_SYSV, test x$init_style = xsuse-sysv)
 396     AM_CONDITIONAL(USE_SOLARIS, test x$init_style = xsolaris)
 397     AM_CONDITIONAL(USE_GENTOO, test x$init_style = xgentoo)
 398     AM_CONDITIONAL(USE_DEBIAN, test x$init_style = xdebian)
 399     AM_CONDITIONAL(USE_SYSTEMD, test x$init_style = xsystemd || test x$init_style = xredhat-systemd || test x$init_style = xsuse-systemd)
 400     AM_CONDITIONAL(USE_UNDEF, test x$init_style = xnone)
 401
 402 ])
 403
 404 dnl OS specific configuration
 405 AC_DEFUN([AC_NETATALK_OS_SPECIFIC], [
 406 case "$host_os" in
 407         *aix*)                          this_os=aix ;;
 408         *freebsd*)                      this_os=freebsd ;;
 409         *hpux11*)                       this_os=hpux11 ;;
 410         *irix*)                         this_os=irix ;;
 411         *linux*)                        this_os=linux ;;
 412         *osx*)                          this_os=macosx ;;
 413         *darwin*)                       this_os=macosx ;;
 414         *netbsd*)                       this_os=netbsd ;;
 415         *openbsd*)                      this_os=openbsd ;;
 416         *osf*)                          this_os=tru64 ;;
 417         *solaris*)                      this_os=solaris ;;
 418 esac
 419
 420 case "$host_cpu" in
 421         i386|i486|i586|i686|k7)         this_cpu=x86 ;;
 422         alpha)                                          this_cpu=alpha ;;
 423         mips)                                           this_cpu=mips ;;
 424         powerpc|ppc)                            this_cpu=ppc ;;
 425 esac
 426
 427 dnl --------------------- GNU source
 428 case "$this_os" in
 429         linux)  AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
 430         ;;
 431      kfreebsd-gnu) AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
 432         ;;
 433 esac
 434
 435 dnl --------------------- operating system specific flags (port from sys/*)
 436
 437 dnl ----- FreeBSD specific -----
 438 if test x"$this_os" = "xfreebsd"; then
 439         AC_MSG_RESULT([ * FreeBSD specific configuration])
 440         AC_DEFINE(BSD4_4, 1, [BSD compatiblity macro])
 441         AC_DEFINE(FREEBSD, 1, [Define if OS is FreeBSD])
 442     AC_DEFINE(OPEN_NOFOLLOW_ERRNO, EMLINK, errno returned by open with O_NOFOLLOW)
 443 fi
 444
 445 dnl ----- GNU/kFreeBSD specific -----
 446 if test x"$this_os" = "xkfreebsd-gnu"; then
 447         AC_MSG_RESULT([ * GNU/kFreeBSD specific configuration])
 448         AC_DEFINE(BSD4_4, 1, [BSD compatiblity macro])
 449         AC_DEFINE(FREEBSD, 1, [Define if OS is FreeBSD])
 450     AC_DEFINE(OPEN_NOFOLLOW_ERRNO, EMLINK, errno returned by open with O_NOFOLLOW)
 451 fi
 452
 453 dnl ----- Linux specific -----
 454 if test x"$this_os" = "xlinux"; then
 455         AC_MSG_RESULT([ * Linux specific configuration])
 456     AC_DEFINE(LINUX, 1, [OS is Linux])
 457         dnl ----- check if we need the quotactl wrapper
 458     AC_CHECK_HEADERS(linux/dqblk_xfs.h,,
 459                 [AC_CHECK_HEADERS(linux/xqm.h linux/xfs_fs.h)
 460                 AC_CHECK_HEADERS(xfs/libxfs.h xfs/xqm.h xfs/xfs_fs.h)]
 461         )
 462
 463
 464         dnl ----- as far as I can tell, dbtob always does the wrong thing
 465         dnl ----- on every single version of linux I've ever played with.
 466         dnl ----- see etc/afpd/quota.c
 467         AC_DEFINE(HAVE_BROKEN_DBTOB, 1, [Define if dbtob is broken])
 468
 469         need_dash_r=no
 470 fi
 471
 472 dnl ----- NetBSD specific -----
 473 if test x"$this_os" = "xnetbsd"; then
 474         AC_MSG_RESULT([ * NetBSD specific configuration])
 475         AC_DEFINE(BSD4_4, 1, [BSD compatiblity macro])
 476         AC_DEFINE(NETBSD, 1, [Define if OS is NetBSD])
 477     AC_DEFINE(OPEN_NOFOLLOW_ERRNO, EFTYPE, errno returned by open with O_NOFOLLOW)
 478
 479         CFLAGS="-I\$(top_srcdir)/sys/netbsd $CFLAGS"
 480         need_dash_r=yes
 481
 482         dnl ----- NetBSD does not have crypt.h, uses unistd.h -----
 483         AC_DEFINE(UAM_DHX, 1, [Define if the DHX UAM modules should be compiled])
 484 fi
 485
 486 dnl ----- OpenBSD specific -----
 487 if test x"$this_os" = "xopenbsd"; then
 488         AC_MSG_RESULT([ * OpenBSD specific configuration])
 489     AC_DEFINE(BSD4_4, 1, [BSD compatiblity macro])
 490         dnl ----- OpenBSD does not have crypt.h, uses unistd.h -----
 491         AC_DEFINE(UAM_DHX, 1, [Define if the DHX UAM modules should be compiled])
 492 fi
 493
 494 dnl ----- Solaris specific -----
 495 if test x"$this_os" = "xsolaris"; then
 496         AC_MSG_RESULT([ * Solaris specific configuration])
 497         AC_DEFINE(__svr4__, 1, [Solaris compatibility macro])
 498         AC_DEFINE(_ISOC9X_SOURCE, 1, [Compatibility macro])
 499         AC_DEFINE(NO_STRUCT_TM_GMTOFF, 1, [Define if the gmtoff member of struct tm is not available])
 500         AC_DEFINE(SOLARIS, 1, [Solaris compatibility macro])
 501     AC_DEFINE(_XOPEN_SOURCE, 600, [Solaris compilation environment])
 502     AC_DEFINE(__EXTENSIONS__,  1, [Solaris compilation environment])
 503         CFLAGS="-I\$(top_srcdir)/sys/generic $CFLAGS"
 504         need_dash_r=yes
 505         init_style=solaris
 506
 507         solaris_module=no
 508         AC_MSG_CHECKING([if we can build Solaris kernel module])
 509         if test -x /usr/ccs/bin/ld && test x"$netatalk_cv_ddp_enabled" = x"yes" ; then
 510                 solaris_module=yes
 511         fi
 512         AC_MSG_RESULT([$solaris_module])
 513
 514         COMPILE_64BIT_KMODULE=no
 515         KCFLAGS=""
 516         KLDFLAGS=""
 517         COMPILE_KERNEL_GCC=no
 518
 519         if test "$solaris_module" = "yes"; then
 520            dnl Solaris kernel module stuff
 521            AC_MSG_CHECKING([if we have to build a 64bit kernel module])
 522
 523            # check for isainfo, if not found it has to be a 32 bit kernel (<=2.6)
 524            if test -x /usr/bin/isainfo; then
 525                 # check for 64 bit platform
 526                 if isainfo -kv | grep '^64-bit'; then
 527                         COMPILE_64BIT_KMODULE=yes
 528                 fi
 529            fi
 530
 531            AC_MSG_RESULT([$COMPILE_64BIT_KMODULE])
 532
 533            if test "${GCC}" = yes; then
 534                 COMPILE_KERNEL_GCC=yes
 535                 if test "$COMPILE_64BIT_KMODULE" = yes; then
 536
 537                         AC_MSG_CHECKING([if we can build a 64bit kernel module])
 538
 539                         case `$CC --version 2>/dev/null` in
 540                         [[12]].* | 3.0.*)
 541                                 COMPILE_64BIT_KMODULE=no
 542                                 COMPILE_KERNEL_GCC=no
 543                                 solaris_module=no;;
 544                         *)
 545                                 # use for 64 bit
 546                                 KCFLAGS="-m64"
 547                                 #KLDFLAGS="-melf64_sparc"
 548                                 KLDFLAGS="-64";;
 549                         esac
 550
 551                         AC_MSG_RESULT([$COMPILE_64BIT_KMODULE])
 552
 553                 else
 554                         KCFLAGS=""
 555                         KLDFLAGS=""
 556                 fi
 557                 KCFLAGS="$KCFLAGS -D_KERNEL -Wall -Wstrict-prototypes"
 558            else
 559                 if test "$COMPILE_64BIT_KMODULE" = yes; then
 560                 # use Sun CC (for a 64-bit kernel, uncomment " -xarch=v9 -xregs=no%appl ")
 561                         KCFLAGS="-xarch=v9 -xregs=no%appl"
 562                         KLDFLAGS="-64"
 563                 else
 564                         KCFLAGS=""
 565                         KLDFLAGS=""
 566                 fi
 567                 KCFLAGS="-D_KERNEL $KCFLAGS -mno-app-regs -munaligned-doubles -fpcc-struct-return"
 568            fi
 569
 570            AC_CACHE_CHECK([for timeout_id_t],netatalk_cv_HAVE_TIMEOUT_ID_T,[
 571            AC_LINK_IFELSE([AC_LANG_PROGRAM([[\
 572 #include <sys/stream.h>
 573 #include <sys/ddi.h>]], [[\
 574 timeout_id_t dummy;
 575 ]])],[netatalk_cv_HAVE_TIMEOUT_ID_T=yes],[netatalk_cv_HAVE_TIMEOUT_ID_T=no])])
 576
 577            AC_DEFINE(HAVE_TIMEOUT_ID_T, test x"$netatalk_cv_HAVE_TIMEOUT_ID" = x"yes", [define for timeout_id_t])
 578         fi
 579
 580         AC_SUBST(COMPILE_KERNEL_GCC)
 581         AC_SUBST(COMPILE_64BIT_KMODULE)
 582         AC_SUBST(KCFLAGS)
 583         AC_SUBST(KLDFLAGS)
 584 fi
 585
 586 dnl Whether to run ldconfig after installing libraries
 587 AC_PATH_PROG(NETA_LDCONFIG, ldconfig, , [$PATH$PATH_SEPARATOR/sbin$PATH_SEPARATOR/bin$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/usr/bin])
 588 echo NETA_LDCONFIG = $NETA_LDCONFIG
 589 AM_CONDITIONAL(RUN_LDCONFIG, test x"$this_os" = x"linux" -a x"$NETA_LDCONFIG" != x"")
 590 ])
 591
 592 dnl Check for building PGP UAM module
 593 AC_DEFUN([AC_NETATALK_PGP_UAM], [
 594 AC_MSG_CHECKING([whether the PGP UAM should be build])
 595 AC_ARG_ENABLE(pgp-uam,
 596         [  --enable-pgp-uam        enable build of PGP UAM module],[
 597         if test "$enableval" = "yes"; then
 598                 if test "x$neta_cv_have_openssl" = "xyes"; then
 599                         AC_DEFINE(UAM_PGP, 1, [Define if the PGP UAM module should be compiled])
 600                         compile_pgp=yes
 601                         AC_MSG_RESULT([yes])
 602                 else
 603                         AC_MSG_RESULT([no])
 604                 fi
 605         fi
 606         ],[
 607                 AC_MSG_RESULT([no])
 608         ]
 609 )
 610 ])
 611
 612 dnl Check for building Kerberos V UAM module
 613 AC_DEFUN([AC_NETATALK_KRB5_UAM], [
 614 netatalk_cv_build_krb5_uam=no
 615 AC_ARG_ENABLE(krbV-uam,
 616         [  --enable-krbV-uam       enable build of Kerberos V UAM module],
 617         [
 618                 if test x"$enableval" = x"yes"; then
 619                         NETATALK_GSSAPI_CHECK([
 620                                 netatalk_cv_build_krb5_uam=yes
 621                         ],[
 622                                 AC_MSG_ERROR([need GSSAPI to build Kerberos V UAM])
 623                         ])
 624                 fi
 625         ]
 626
 627 )
 628
 629 AC_MSG_CHECKING([whether Kerberos V UAM should be build])
 630 if test x"$netatalk_cv_build_krb5_uam" = x"yes"; then
 631         AC_MSG_RESULT([yes])
 632 else
 633         AC_MSG_RESULT([no])
 634 fi
 635 AM_CONDITIONAL(USE_GSSAPI, test x"$netatalk_cv_build_krb5_uam" = x"yes")
 636 ])
 637
 638 dnl Check if we can directly use Kerberos 5 API, used for reading keytabs
 639 dnl and automatically construction DirectoryService names from that, instead
 640 dnl of requiring special configuration in afp.conf
 641 AC_DEFUN([AC_NETATALK_KERBEROS], [
 642 AC_MSG_CHECKING([for Kerberos 5 (necessary for GetSrvrInfo:DirectoryNames support)])
 643 AC_ARG_WITH([kerberos],
 644     [AS_HELP_STRING([--with-kerberos], [Kerberos 5 support (default=auto)])],
 645     [],
 646     [with_kerberos=auto])
 647 AC_MSG_RESULT($with_kerberos)
 648
 649 if test x"$with_kerberos" != x"no"; then
 650    have_krb5_header="no"
 651    AC_CHECK_HEADERS([krb5/krb5.h krb5.h], [have_krb5_header="yes"; break])
 652    if test x"$have_krb5_header" = x"no" && test x"$with_kerberos" != x"auto"; then
 653       AC_MSG_FAILURE([--with-kerberos was given, but no headers found])
 654    fi
 655
 656    AC_PATH_PROG([KRB5_CONFIG], [krb5-config])
 657    AC_MSG_CHECKING([for krb5-config])
 658    if test -x "$KRB5_CONFIG"; then
 659       AC_MSG_RESULT([$KRB5_CONFIG])
 660       KRB5_CFLAGS="`$KRB5_CONFIG --cflags krb5`"
 661       KRB5_LIBS="`$KRB5_CONFIG --libs krb5`"
 662       AC_SUBST(KRB5_CFLAGS)
 663       AC_SUBST(KRB5_LIBS)
 664       with_kerberos="yes"
 665    else
 666       AC_MSG_RESULT([not found])
 667       if test x"$with_kerberos" != x"auto"; then
 668          AC_MSG_FAILURE([--with-kerberos was given, but krb5-config could not be found])
 669       fi
 670    fi
 671 fi
 672
 673 if test x"$with_kerberos" = x"yes"; then
 674    AC_DEFINE([HAVE_KERBEROS], [1], [Define if Kerberos 5 is available])
 675 fi
 676
 677 dnl Check for krb5_free_unparsed_name and krb5_free_error_message
 678 save_CFLAGS="$CFLAGS"
 679 save_LIBS="$LIBS"
 680 CFLAGS="$KRB5_CFLAGS"
 681 LIBS="$KRB5_LIBS"
 682 AC_CHECK_FUNCS([krb5_free_unparsed_name krb5_free_error_message krb5_free_keytab_entry_contents krb5_kt_free_entry])
 683 CFLAGS="$save_CFLAGS"
 684 LIBS="$save_LIBS"
 685 ])
 686
 687 dnl Check for overwrite the config files or not
 688 AC_DEFUN([AC_NETATALK_OVERWRITE_CONFIG], [
 689 AC_MSG_CHECKING([whether configuration files should be overwritten])
 690 AC_ARG_ENABLE(overwrite,
 691         [  --enable-overwrite      overwrite configuration files during installation],
 692         [OVERWRITE_CONFIG="${enable_overwrite}"],
 693         [OVERWRITE_CONFIG="no"]
 694 )
 695 AC_MSG_RESULT([$OVERWRITE_CONFIG])
 696 AC_SUBST(OVERWRITE_CONFIG)
 697 ])
 698
 699 dnl Check for LDAP support, for client-side ACL visibility
 700 AC_DEFUN([AC_NETATALK_LDAP], [
 701 AC_MSG_CHECKING(for LDAP (necessary for client-side ACL visibility))
 702 AC_ARG_WITH(ldap,
 703     [AS_HELP_STRING([--with-ldap],
 704         [LDAP support (default=auto)])],
 705         netatalk_cv_ldap=$withval,
 706         netatalk_cv_ldap=auto
 707         )
 708 AC_MSG_RESULT($netatalk_cv_ldap)
 709
 710 save_CFLAGS="$CFLAGS"
 711 save_LDFLAGS="$LDFLAGS"
 712 save_LIBS="$LIBS"
 713 CFLAGS=""
 714 LDFLAGS=""
 715 LIBS=""
 716 LDAP_CFLAGS=""
 717 LDAP_LDFLAGS=""
 718 LDAP_LIBS=""
 719
 720 if test x"$netatalk_cv_ldap" != x"no" ; then
 721    if test x"$netatalk_cv_ldap" != x"yes" -a x"$netatalk_cv_ldap" != x"auto"; then
 722        CFLAGS="-I$netatalk_cv_ldap/include"
 723        LDFLAGS="-L$netatalk_cv_ldap/lib"
 724    fi
 725         AC_CHECK_HEADER([ldap.h], netatalk_cv_ldap=yes,
 726         [ if test x"$netatalk_cv_ldap" = x"yes" ; then
 727             AC_MSG_ERROR([Missing LDAP headers])
 728         fi
 729                 netatalk_cv_ldap=no
 730         ])
 731         AC_CHECK_LIB(ldap, ldap_init, netatalk_cv_ldap=yes,
 732         [ if test x"$netatalk_cv_ldap" = x"yes" ; then
 733             AC_MSG_ERROR([Missing LDAP library])
 734         fi
 735                 netatalk_cv_ldap=no
 736         ])
 737 fi
 738
 739 if test x"$netatalk_cv_ldap" = x"yes"; then
 740     LDAP_CFLAGS="$CFLAGS"
 741     LDAP_LDFLAGS="$LDFLAGS"
 742     LDAP_LIBS="-lldap"
 743         AC_DEFINE(HAVE_LDAP,1,[Whether LDAP is available])
 744 fi
 745
 746 AC_SUBST(LDAP_CFLAGS)
 747 AC_SUBST(LDAP_LDFLAGS)
 748 AC_SUBST(LDAP_LIBS)
 749 CFLAGS="$save_CFLAGS"
 750 LDLFLAGS="$save_LDLFLAGS"
 751 LIBS="$save_LIBS"
 752 ])
 753
 754 dnl Check for ACL support
 755 AC_DEFUN([AC_NETATALK_ACL], [
 756 AC_MSG_CHECKING(whether to support ACLs)
 757 AC_ARG_WITH(acls,
 758     [AS_HELP_STRING([--with-acls],
 759         [Include ACL support (default=auto)])],
 760     [ case "$withval" in
 761       yes|no)
 762           with_acl_support="$withval"
 763                   ;;
 764       *)
 765           with_acl_support=auto
 766           ;;
 767       esac ],
 768     [with_acl_support=auto])
 769 AC_MSG_RESULT($with_acl_support)
 770
 771 if test x"$with_acl_support" = x"no"; then
 772         AC_MSG_RESULT(Disabling ACL support)
 773         AC_DEFINE(HAVE_NO_ACLS,1,[Whether no ACLs support should be built in])
 774 else
 775     with_acl_support=yes
 776 fi
 777
 778 if test x"$with_acl_support" = x"yes" ; then
 779         AC_MSG_NOTICE(checking whether ACL support is available:)
 780         case "$host_os" in
 781         *sysv5*)
 782                 AC_MSG_NOTICE(Using UnixWare ACLs)
 783                 AC_DEFINE(HAVE_UNIXWARE_ACLS,1,[Whether UnixWare ACLs are available])
 784                 ;;
 785         *solaris*)
 786                 AC_MSG_NOTICE(Using solaris ACLs)
 787                 AC_DEFINE(HAVE_SOLARIS_ACLS,1,[Whether solaris ACLs are available])
 788                 ACL_LIBS="$ACL_LIBS -lsec"
 789                 ;;
 790         *hpux*)
 791                 AC_MSG_NOTICE(Using HPUX ACLs)
 792                 AC_DEFINE(HAVE_HPUX_ACLS,1,[Whether HPUX ACLs are available])
 793                 ;;
 794         *irix*)
 795                 AC_MSG_NOTICE(Using IRIX ACLs)
 796                 AC_DEFINE(HAVE_IRIX_ACLS,1,[Whether IRIX ACLs are available])
 797                 ;;
 798         *aix*)
 799                 AC_MSG_NOTICE(Using AIX ACLs)
 800                 AC_DEFINE(HAVE_AIX_ACLS,1,[Whether AIX ACLs are available])
 801                 ;;
 802         *osf*)
 803                 AC_MSG_NOTICE(Using Tru64 ACLs)
 804                 AC_DEFINE(HAVE_TRU64_ACLS,1,[Whether Tru64 ACLs are available])
 805                 ACL_LIBS="$ACL_LIBS -lpacl"
 806                 ;;
 807         *darwin*)
 808                 AC_MSG_NOTICE(ACLs on Darwin currently not supported)
 809                 AC_DEFINE(HAVE_NO_ACLS,1,[Whether no ACLs support is available])
 810                 ;;
 811         *)
 812                 AC_CHECK_LIB(acl,acl_get_file,[ACL_LIBS="$ACL_LIBS -lacl"])
 813                 case "$host_os" in
 814                 *linux*)
 815                         AC_CHECK_LIB(attr,getxattr,[ACL_LIBS="$ACL_LIBS -lattr"])
 816                         ;;
 817                 esac
 818                 AC_CACHE_CHECK([for POSIX ACL support],netatalk_cv_HAVE_POSIX_ACLS,[
 819                         acl_LIBS=$LIBS
 820                         LIBS="$LIBS $ACL_LIBS"
 821                         AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 822                                 #include <sys/types.h>
 823                                 #include <sys/acl.h>
 824                         ]], [[
 825                                 acl_t acl;
 826                                 int entry_id;
 827                                 acl_entry_t *entry_p;
 828                                 return acl_get_entry(acl, entry_id, entry_p);
 829                         ]])],[netatalk_cv_HAVE_POSIX_ACLS=yes],[netatalk_cv_HAVE_POSIX_ACLS=no
 830                 with_acl_support=no])
 831                         LIBS=$acl_LIBS
 832                 ])
 833                 if test x"$netatalk_cv_HAVE_POSIX_ACLS" = x"yes"; then
 834                         AC_MSG_NOTICE(Using POSIX ACLs)
 835                         AC_DEFINE(HAVE_POSIX_ACLS,1,[Whether POSIX ACLs are available])
 836                         AC_CACHE_CHECK([for acl_get_perm_np],netatalk_cv_HAVE_ACL_GET_PERM_NP,[
 837                                 acl_LIBS=$LIBS
 838                                 LIBS="$LIBS $ACL_LIBS"
 839                                 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 840                                         #include <sys/types.h>
 841                                         #include <sys/acl.h>
 842                                 ]], [[
 843                                         acl_permset_t permset_d;
 844                                         acl_perm_t perm;
 845                                         return acl_get_perm_np(permset_d, perm);
 846                                 ]])],[netatalk_cv_HAVE_ACL_GET_PERM_NP=yes],[netatalk_cv_HAVE_ACL_GET_PERM_NP=no])
 847                                 LIBS=$acl_LIBS
 848                         ])
 849                         if test x"$netatalk_cv_HAVE_ACL_GET_PERM_NP" = x"yes"; then
 850                                 AC_DEFINE(HAVE_ACL_GET_PERM_NP,1,[Whether acl_get_perm_np() is available])
 851                         fi
 852
 853
 854                        AC_CACHE_CHECK([for acl_from_mode], netatalk_cv_HAVE_ACL_FROM_MODE,[
 855                                acl_LIBS=$LIBS
 856                                LIBS="$LIBS $ACL_LIBS"
 857                 AC_CHECK_FUNCS(acl_from_mode,
 858                                [netatalk_cv_HAVE_ACL_FROM_MODE=yes],
 859                                [netatalk_cv_HAVE_ACL_FROM_MODE=no])
 860                                LIBS=$acl_LIBS
 861                        ])
 862                        if test x"netatalk_cv_HAVE_ACL_FROM_MODE" = x"yes"; then
 863                                AC_DEFINE(HAVE_ACL_FROM_MODE,1,[Whether acl_from_mode() is available])
 864                        fi
 865
 866                 else
 867                         AC_MSG_NOTICE(ACL support is not avaliable)
 868                         AC_DEFINE(HAVE_NO_ACLS,1,[Whether no ACLs support is available])
 869                 fi
 870                 ;;
 871     esac
 872 fi
 873
 874 if test x"$with_acl_support" = x"yes" ; then
 875    AC_CHECK_HEADERS([acl/libacl.h])
 876     AC_DEFINE(HAVE_ACLS,1,[Whether ACLs support is available])
 877     AC_SUBST(ACL_LIBS)
 878 fi
 879 ])
 880
 881 dnl Check for Extended Attributes support
 882 AC_DEFUN([AC_NETATALK_EXTENDED_ATTRIBUTES], [
 883 neta_cv_eas="ad"
 884 neta_cv_eas_sys_found=no
 885 neta_cv_eas_sys_not_found=no
 886
 887 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h sys/ea.h)
 888
 889 case "$this_os" in
 890
 891   *osf*)
 892         AC_SEARCH_LIBS(getproplist, [proplist])
 893         AC_CHECK_FUNCS([getproplist fgetproplist setproplist fsetproplist],
 894                    [neta_cv_eas_sys_found=yes],
 895                    [neta_cv_eas_sys_not_found=yes])
 896         AC_CHECK_FUNCS([delproplist fdelproplist add_proplist_entry get_proplist_entry],,
 897                    [neta_cv_eas_sys_not_found=yes])
 898         AC_CHECK_FUNCS([sizeof_proplist_entry],,
 899                    [neta_cv_eas_sys_not_found=yes])
 900   ;;
 901
 902   *solaris*)
 903         AC_CHECK_FUNCS([attropen],
 904                    [neta_cv_eas_sys_found=yes; AC_DEFINE(HAVE_EAFD, 1, [extattr API has full fledged fds for EAs])],
 905                    [neta_cv_eas_sys_not_found=yes])
 906   ;;
 907
 908   'freebsd')
 909     AC_CHECK_FUNCS([extattr_delete_fd extattr_delete_file extattr_delete_link],
 910                    [neta_cv_eas_sys_found=yes],
 911                    [neta_cv_eas_sys_not_found=yes])
 912     AC_CHECK_FUNCS([extattr_get_fd extattr_get_file extattr_get_link],,
 913                    [neta_cv_eas_sys_not_found=yes])
 914     AC_CHECK_FUNCS([extattr_list_fd extattr_list_file extattr_list_link],,
 915                    [neta_cv_eas_sys_not_found=yes])
 916     AC_CHECK_FUNCS([extattr_set_fd extattr_set_file extattr_set_link],,
 917                    [neta_cv_eas_sys_not_found=yes])
 918   ;;
 919
 920   *freebsd4* | *dragonfly* )
 921     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
 922   ;;
 923
 924   *)
 925         AC_SEARCH_LIBS(getxattr, [attr])
 926
 927     if test "x$neta_cv_eas_sys_found" != "xyes" ; then
 928        AC_CHECK_FUNCS([getxattr lgetxattr fgetxattr listxattr llistxattr],
 929                       [neta_cv_eas_sys_found=yes],
 930                       [neta_cv_eas_sys_not_found=yes])
 931            AC_CHECK_FUNCS([flistxattr removexattr lremovexattr fremovexattr],,
 932                       [neta_cv_eas_sys_not_found=yes])
 933            AC_CHECK_FUNCS([setxattr lsetxattr fsetxattr],,
 934                       [neta_cv_eas_sys_not_found=yes])
 935     fi
 936
 937     if test "x$neta_cv_eas_sys_found" != "xyes" ; then
 938            AC_CHECK_FUNCS([getea fgetea lgetea listea flistea llistea],
 939                       [neta_cv_eas_sys_found=yes],
 940                       [neta_cv_eas_sys_not_found=yes])
 941            AC_CHECK_FUNCS([removeea fremoveea lremoveea setea fsetea lsetea],,
 942                       [neta_cv_eas_sys_not_found=yes])
 943     fi
 944
 945     if test "x$neta_cv_eas_sys_found" != "xyes" ; then
 946            AC_CHECK_FUNCS([attr_get attr_list attr_set attr_remove],,
 947                       [neta_cv_eas_sys_not_found=yes])
 948        AC_CHECK_FUNCS([attr_getf attr_listf attr_setf attr_removef],,
 949                       [neta_cv_eas_sys_not_found=yes])
 950     fi
 951   ;;
 952 esac
 953
 954 # Do xattr functions take additional options like on Darwin?
 955 if test x"$ac_cv_func_getxattr" = x"yes" ; then
 956         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
 957                 old_LIBS=$LIBS
 958                 LIBS="$LIBS $ACL_LIBS"
 959                 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 960                         #include <sys/types.h>
 961                         #if HAVE_ATTR_XATTR_H
 962                         #include <attr/xattr.h>
 963                         #elif HAVE_SYS_XATTR_H
 964                         #include <sys/xattr.h>
 965                         #endif
 966                 ]], [[
 967                         getxattr(0, 0, 0, 0, 0, 0);
 968                 ]])],[smb_attr_cv_xattr_add_opt=yes],[smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
 969         ])
 970         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
 971                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
 972         fi
 973 fi
 974
 975 if test "x$neta_cv_eas_sys_found" = "xyes" ; then
 976    if test "x$neta_cv_eas_sys_not_found" != "xyes" ; then
 977       neta_cv_eas="$neta_cv_eas | sys"
 978    fi
 979 fi
 980 AC_DEFINE_UNQUOTED(EA_MODULES,["$neta_cv_eas"],[Available Extended Attributes modules])
 981 ])
 982
 983 dnl Check for libsmbsharemodes from Samba for Samba/Netatalk access/deny/share modes interop
 984 dnl Defines "neta_cv_have_smbshmd" to "yes" or "no"
 985 dnl AC_SUBST's "SMB_SHAREMODES_CFLAGS" and "SMB_SHAREMODES_LDFLAGS"
 986 dnl AM_CONDITIONAL's "USE_SMB_SHAREMODES"
 987 AC_DEFUN([AC_NETATALK_SMB_SHAREMODES], [
 988     neta_cv_have_smbshmd=no
 989     AC_ARG_WITH(smbsharemodes-lib,
 990                 [  --with-smbsharemodes-lib=PATH        PATH to libsmbsharemodes lib from Samba],
 991                 [SMB_SHAREMODES_LDFLAGS="-L$withval -lsmbsharemodes"]
 992     )
 993     AC_ARG_WITH(smbsharemodes-include,
 994                 [  --with-smbsharemodes-include=PATH    PATH to libsmbsharemodes header from Samba],
 995                 [SMB_SHAREMODES_CFLAGS="-I$withval"]
 996     )
 997     AC_ARG_WITH(smbsharemodes,
 998                 [AS_HELP_STRING([--with-smbsharemodes],[Samba interop (default is yes)])],
 999                 [use_smbsharemodes=$withval],
1000                 [use_smbsharemodes=yes]
1001     )
1002
1003     if test x"$use_smbsharemodes" = x"yes" ; then
1004         AC_MSG_CHECKING([whether to enable Samba/Netatalk access/deny/share-modes interop])
1005
1006         saved_CFLAGS="$CFLAGS"
1007         saved_LDFLAGS="$LDFLAGS"
1008         CFLAGS="$SMB_SHAREMODES_CFLAGS $CFLAGS"
1009         LDFLAGS="$SMB_SHAREMODES_LDFLAGS $LDFLAGS"
1010
1011         AC_LINK_IFELSE(
1012             [#include <unistd.h>
1013              #include <stdio.h>
1014              #include <sys/time.h>
1015              #include <time.h>
1016              #include <stdint.h>
1017              /* From messages.h */
1018              struct server_id {
1019                  pid_t pid;
1020              };
1021              #include "smb_share_modes.h"
1022              int main(void) { (void)smb_share_mode_db_open(""); return 0;}],
1023             [neta_cv_have_smbshmd=yes]
1024         )
1025
1026         AC_MSG_RESULT($neta_cv_have_smbshmd)
1027         AC_SUBST(SMB_SHAREMODES_CFLAGS, [$SMB_SHAREMODES_CFLAGS])
1028         AC_SUBST(SMB_SHAREMODES_LDFLAGS, [$SMB_SHAREMODES_LDFLAGS])
1029         CFLAGS="$saved_CFLAGS"
1030         LDFLAGS="$saved_LDFLAGS"
1031     fi
1032
1033     AM_CONDITIONAL(USE_SMB_SHAREMODES, test x"$neta_cv_have_smbshmd" = x"yes")
1034 ])
1035
1036 dnl ------ Check for sendfile() --------
1037 AC_DEFUN([AC_NETATALK_SENDFILE], [
1038 netatalk_cv_search_sendfile=yes
1039 AC_ARG_ENABLE(sendfile,
1040     [  --disable-sendfile       disable sendfile syscall],
1041     [if test x"$enableval" = x"no"; then
1042             netatalk_cv_search_sendfile=no
1043         fi]
1044 )
1045
1046 if test x"$netatalk_cv_search_sendfile" = x"yes"; then
1047    case "$host_os" in
1048    *linux*)
1049         AC_DEFINE(SENDFILE_FLAVOR_LINUX,1,[Whether linux sendfile() API is available])
1050         AC_CHECK_FUNC([sendfile], [netatalk_cv_HAVE_SENDFILE=yes])
1051         ;;
1052
1053     *solaris*)
1054         AC_DEFINE(SENDFILE_FLAVOR_SOLARIS, 1, [Solaris sendfile()])
1055         AC_SEARCH_LIBS(sendfile, sendfile)
1056         AC_CHECK_FUNC([sendfile], [netatalk_cv_HAVE_SENDFILE=yes])
1057         AC_CHECK_FUNCS([sendfilev])
1058         ;;
1059
1060     *freebsd*)
1061         AC_DEFINE(SENDFILE_FLAVOR_BSD, 1, [Define if the sendfile() function uses BSD semantics])
1062         AC_CHECK_FUNC([sendfile], [netatalk_cv_HAVE_SENDFILE=yes])
1063         ;;
1064
1065     *)
1066         ;;
1067
1068     esac
1069
1070     if test x"$netatalk_cv_HAVE_SENDFILE" = x"yes"; then
1071         AC_DEFINE(WITH_SENDFILE,1,[Whether sendfile() should be used])
1072     fi
1073 fi
1074 ])
1075
1076 dnl --------------------- Check if realpath() takes NULL
1077 AC_DEFUN([AC_NETATALK_REALPATH], [
1078 AC_CACHE_CHECK([if the realpath function allows a NULL argument],
1079     neta_cv_REALPATH_TAKES_NULL, [
1080         AC_RUN_IFELSE([AC_LANG_SOURCE([[
1081             #include <stdio.h>
1082             #include <limits.h>
1083             #include <signal.h>
1084
1085             void exit_on_core(int ignored) {
1086                  exit(1);
1087             }
1088
1089             main() {
1090                 char *newpath;
1091                 signal(SIGSEGV, exit_on_core);
1092                 newpath = realpath("/tmp", NULL);
1093                 exit((newpath != NULL) ? 0 : 1);
1094             }]])],[neta_cv_REALPATH_TAKES_NULL=yes],[neta_cv_REALPATH_TAKES_NULL=no],[neta_cv_REALPATH_TAKES_NULL=cross
1095         ])
1096     ]
1097 )
1098
1099 if test x"$neta_cv_REALPATH_TAKES_NULL" = x"yes"; then
1100     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
1101 fi
1102 ])