macros/netatalk.m4

   1 dnl Kitchen sink for configuration macros
   2
   3 dnl Filesystem Hierarchy Standard (FHS) compatibility
   4 AC_DEFUN([AC_NETATALK_FHS], [
   5 AC_MSG_CHECKING([whether to use Filesystem Hierarchy Standard (FHS) compatibility])
   6 AC_ARG_ENABLE(fhs,
   7         [  --enable-fhs            use Filesystem Hierarchy Standard (FHS) compatibility],[
   8         if test "$enableval" = "yes"; then
   9                 uams_path="${libdir}/netatalk"
  10                 sysconfdir="/etc"
  11                 PKGCONFDIR=${sysconfdir}/netatalk
  12                 SERVERTEXT="${PKGCONFDIR}/msg"
  13                 use_pam_so=yes
  14                 mandir="/usr/share/man"
  15                 AC_DEFINE(FHS_COMPATIBILITY, 1, [Define if you want compatibily with the FHS])
  16                 AC_MSG_RESULT([yes])
  17         else
  18                 AC_MSG_RESULT([no])
  19         fi
  20         ],[
  21                 AC_MSG_RESULT([no])
  22         ]
  23 )])
  24
  25 dnl 64bit platform check
  26 AC_DEFUN([AC_NETATALK_64BIT_LIBS], [
  27 AC_MSG_CHECKING([whether to check for 64bit libraries])
  28 # Test if the compiler is in 64bit mode
  29 echo 'int i;' > conftest.$ac_ext
  30 atalk_cv_cc_64bit_output=no
  31 if AC_TRY_EVAL(ac_compile); then
  32     case `/usr/bin/file conftest.$ac_objext` in
  33     *"ELF 64"*)
  34       atalk_cv_cc_64bit_output=yes
  35       ;;
  36     esac
  37 fi
  38 rm -rf conftest*
  39
  40 case $host_cpu:$atalk_cv_cc_64bit_output in
  41 powerpc64:yes | s390x:yes | sparc*:yes | x86_64:yes | i386:yes)
  42     case $target_os in
  43     solaris2*)
  44         AC_MSG_RESULT([yes])
  45         atalk_libname="lib/64"
  46         ;;
  47     *bsd* | dragonfly*)
  48         AC_MSG_RESULT([no])
  49         atalk_libname="lib"
  50         ;;
  51     *)
  52         AC_MSG_RESULT([yes])
  53         atalk_libname="lib64"
  54         ;;
  55     esac
  56     ;;
  57 *:*)
  58     AC_MSG_RESULT([no])
  59     atalk_libname="lib"
  60     ;;
  61 esac
  62 ])
  63
  64 dnl Check for optional admin group support
  65 AC_DEFUN([AC_NETATALK_ADMIN_GROUP], [
  66     netatalk_cv_admin_group=yes
  67     AC_MSG_CHECKING([for administrative group support])
  68     AC_ARG_ENABLE(admin-group,
  69             [  --disable-admin-group   disable admin group],[
  70             if test x"$enableval" = x"no"; then
  71                          AC_DEFINE(ADMIN_GRP, 0, [Define if the admin group should be enabled])
  72                          netatalk_cv_admin_group=no
  73                          AC_MSG_RESULT([no])
  74                 else
  75                          AC_DEFINE(ADMIN_GRP, 1, [Define if the admin group should be enabled])
  76                          AC_MSG_RESULT([yes])
  77             fi],[
  78                 AC_DEFINE(ADMIN_GRP, 1, [Define if the admin group should be enabled])
  79                 AC_MSG_RESULT([yes])
  80         ])
  81 ])
  82
  83 dnl Check for optional cracklib support
  84 AC_DEFUN([AC_NETATALK_CRACKLIB], [
  85 netatalk_cv_with_cracklib=no
  86 AC_ARG_WITH(cracklib,
  87         [  --with-cracklib=DICT    enable/set location of cracklib dictionary],[
  88         if test "x$withval" != "xno" ; then
  89                 cracklib="$withval"
  90                 AC_CHECK_LIB(crack, main, [
  91                         AC_DEFINE(USE_CRACKLIB, 1, [Define if cracklib should be used])
  92                         LIBS="$LIBS -lcrack"
  93                         if test "$cracklib" = "yes"; then
  94                                 cracklib="/usr/$atalk_libname/cracklib_dict"
  95                         fi
  96                         AC_DEFINE_UNQUOTED(_PATH_CRACKLIB, "$cracklib",
  97                                 [path to cracklib dictionary])
  98                         AC_MSG_RESULT([setting cracklib dictionary to $cracklib])
  99                         netatalk_cv_with_cracklib=yes
 100                         ],[
 101                         AC_MSG_ERROR([cracklib not found!])
 102                         ]
 103                 )
 104         fi
 105         ]
 106 )
 107 AC_MSG_CHECKING([for cracklib support])
 108 AC_MSG_RESULT([$netatalk_cv_with_cracklib])
 109 ])
 110
 111 dnl Check whether to enable debug code
 112 AC_DEFUN([AC_NETATALK_DEBUG], [
 113 AC_MSG_CHECKING([whether to enable verbose debug code])
 114 AC_ARG_ENABLE(debug,
 115         [  --enable-debug          enable verbose debug code],[
 116         if test "$enableval" != "no"; then
 117                 if test "$enableval" = "yes"; then
 118                         AC_DEFINE(DEBUG, 1, [Define if verbose debugging information should be included])
 119                 else
 120                         AC_DEFINE_UNQUOTED(DEBUG, $enableval, [Define if verbose debugging information should be included])
 121                 fi
 122                 AC_MSG_RESULT([yes])
 123         else
 124                 AC_MSG_RESULT([no])
 125         AC_DEFINE(NDEBUG, 1, [Disable assertions])
 126         fi
 127         ],[
 128                 AC_MSG_RESULT([no])
 129         AC_DEFINE(NDEBUG, 1, [Disable assertions])
 130         ]
 131 )
 132 ])
 133
 134 dnl Check whethe to disable tickle SIGALARM stuff, which eases debugging
 135 AC_DEFUN([AC_NETATALK_DEBUGGING], [
 136 AC_MSG_CHECKING([whether to enable debugging with debuggers])
 137 AC_ARG_ENABLE(debugging,
 138         [  --enable-debugging      disable SIGALRM timers and DSI tickles (eg for debugging with gdb/dbx/...)],[
 139         if test "$enableval" != "no"; then
 140                 if test "$enableval" = "yes"; then
 141                         AC_DEFINE(DEBUGGING, 1, [Define if you want to disable SIGALRM timers and DSI tickles])
 142                 else
 143                         AC_DEFINE_UNQUOTED(DEBUGGING, $enableval, [Define if you want to disable SIGALRM timers and DSI tickles])
 144                 fi
 145                 AC_MSG_RESULT([yes])
 146         else
 147                 AC_MSG_RESULT([no])
 148         fi
 149         ],[
 150                 AC_MSG_RESULT([no])
 151         ]
 152 )
 153
 154 ])
 155
 156 dnl Check for optional shadow password support
 157 AC_DEFUN([AC_NETATALK_SHADOW], [
 158 netatalk_cv_use_shadowpw=no
 159 AC_ARG_WITH(shadow,
 160         [  --with-shadow           enable shadow password support [[auto]]],
 161         [netatalk_cv_use_shadowpw="$withval"],
 162         [netatalk_cv_use_shadowpw=auto]
 163 )
 164
 165 if test "x$netatalk_cv_use_shadowpw" != "xno"; then
 166     AC_CHECK_HEADER([shadow.h])
 167     if test x"$ac_cv_header_shadow_h" = x"yes"; then
 168         netatalk_cv_use_shadowpw=yes
 169         AC_DEFINE(SHADOWPW, 1, [Define if shadow passwords should be used])
 170     else
 171       if test "x$shadowpw" = "xyes"; then
 172         AC_MSG_ERROR([shadow support not available])
 173       else
 174         netatalk_cv_use_shadowpw=no
 175       fi
 176     fi
 177 fi
 178
 179 AC_MSG_CHECKING([whether shadow support should be enabled])
 180 if test "x$netatalk_cv_use_shadowpw" = "xyes"; then
 181         AC_MSG_RESULT([yes])
 182 else
 183         AC_MSG_RESULT([no])
 184 fi
 185 ])
 186
 187 dnl Check for optional valid-shell-check support
 188 AC_DEFUN([AC_NETATALK_SHELL_CHECK], [
 189 netatalk_cv_use_shellcheck=yes
 190 AC_MSG_CHECKING([whether checking for a valid shell should be enabled])
 191 AC_ARG_ENABLE(shell-check,
 192         [  --disable-shell-check   disable checking for a valid shell],[
 193         if test "$enableval" = "no"; then
 194                 AC_DEFINE(DISABLE_SHELLCHECK, 1, [Define if shell check should be disabled])
 195                 AC_MSG_RESULT([no])
 196                 netatalk_cv_use_shellcheck=no
 197         else
 198                 AC_MSG_RESULT([yes])
 199         fi
 200         ],[
 201                 AC_MSG_RESULT([yes])
 202         ]
 203 )
 204 ])
 205
 206 dnl Check for optional sysv initscript install
 207 AC_DEFUN([AC_NETATALK_INIT_STYLE], [
 208     AC_ARG_WITH(init-style,
 209                 [  --with-init-style       use OS specific init config [[redhat-sysv|redhat-systemd|suse-sysv|suse-systemd|gentoo|netbsd|debian|systemd]]],
 210                 init_style="$withval", init_style=none
 211     )
 212     case "$init_style" in
 213     "redhat")
 214             AC_MSG_ERROR([--with-init-style=redhat is obsoleted. Use redhat-sysv or redhat-systemd.])
 215         ;;
 216     "redhat-sysv")
 217             AC_MSG_RESULT([enabling redhat-style sysv (upstart) configuration])
 218             ;;
 219     "redhat-systemd")
 220             AC_MSG_RESULT([enabling redhat-style systemd support])
 221             ;;
 222     "suse")
 223             AC_MSG_ERROR([--with-init-style=suse is obsoleted. Use suse-sysv or suse-systemd.])
 224         ;;
 225     "suse-sysv")
 226             AC_MSG_RESULT([enabling suse-style sysv configuration])
 227             ;;
 228     "suse-systemd")
 229             AC_MSG_RESULT([enabling suse-style systemd support (>=openSUSE12.1)])
 230             ;;
 231     "gentoo")
 232             AC_MSG_RESULT([enabling gentoo-style sysv support])
 233         ;;
 234     "netbsd")
 235             AC_MSG_RESULT([enabling netbsd-style sysv support])
 236         ;;
 237     "debian")
 238             AC_MSG_RESULT([enabling debian-style sysv support])
 239         ;;
 240     "systemd")
 241             AC_MSG_RESULT([use general systemd configuration])
 242         ;;
 243     *)
 244             AC_MSG_RESULT([disabling sysv support])
 245         ;;
 246     esac
 247     AM_CONDITIONAL(USE_NETBSD, test x$init_style = xnetbsd)
 248     AM_CONDITIONAL(USE_REDHAT_SYSV, test x$init_style = xredhat-sysv)
 249     AM_CONDITIONAL(USE_SUSE_SYSV, test x$init_style = xsuse-sysv)
 250     AM_CONDITIONAL(USE_SHADOWPW, test x$shadowpw = xyes)
 251     AM_CONDITIONAL(USE_TRU64, test x$init_style = xtru64)
 252     AM_CONDITIONAL(USE_SOLARIS, test x$init_style = xsolaris)
 253     AM_CONDITIONAL(USE_GENTOO, test x$init_style = xgentoo)
 254     AM_CONDITIONAL(USE_DEBIAN, test x$init_style = xdebian)
 255     AM_CONDITIONAL(USE_SYSTEMD, test x$init_style = xsystemd || test x$init_style = xredhat-systemd || test x$init_style = xsuse-systemd)
 256     AM_CONDITIONAL(USE_UNDEF, test x$init_style = xnone)
 257
 258 ])
 259
 260 dnl OS specific configuration
 261 AC_DEFUN([AC_NETATALK_OS_SPECIFIC], [
 262 case "$host_os" in
 263         *aix*)                          this_os=aix ;;
 264         *freebsd*)                      this_os=freebsd ;;
 265         *hpux11*)                       this_os=hpux11 ;;
 266         *irix*)                         this_os=irix ;;
 267         *linux*)                        this_os=linux ;;
 268         *osx*)                          this_os=macosx ;;
 269         *darwin*)                       this_os=macosx ;;
 270         *netbsd*)                       this_os=netbsd ;;
 271         *openbsd*)                      this_os=openbsd ;;
 272         *osf*)                          this_os=tru64 ;;
 273         *solaris*)                      this_os=solaris ;;
 274 esac
 275
 276 case "$host_cpu" in
 277         i386|i486|i586|i686|k7)         this_cpu=x86 ;;
 278         alpha)                                          this_cpu=alpha ;;
 279         mips)                                           this_cpu=mips ;;
 280         powerpc|ppc)                            this_cpu=ppc ;;
 281 esac
 282
 283 dnl --------------------- GNU source
 284 case "$this_os" in
 285         linux)  AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
 286         ;;
 287      kfreebsd-gnu) AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
 288         ;;
 289 esac
 290
 291 dnl --------------------- operating system specific flags (port from sys/*)
 292
 293 dnl ----- FreeBSD specific -----
 294 if test x"$this_os" = "xfreebsd"; then
 295         AC_MSG_RESULT([ * FreeBSD specific configuration])
 296         AC_DEFINE(BSD4_4, 1, [BSD compatiblity macro])
 297         AC_DEFINE(FREEBSD, 1, [Define if OS is FreeBSD])
 298     AC_DEFINE(OPEN_NOFOLLOW_ERRNO, EMLINK, errno returned by open with O_NOFOLLOW)
 299 fi
 300
 301 dnl ----- GNU/kFreeBSD specific -----
 302 if test x"$this_os" = "xkfreebsd-gnu"; then
 303         AC_MSG_RESULT([ * GNU/kFreeBSD specific configuration])
 304         AC_DEFINE(BSD4_4, 1, [BSD compatiblity macro])
 305         AC_DEFINE(FREEBSD, 1, [Define if OS is FreeBSD])
 306     AC_DEFINE(OPEN_NOFOLLOW_ERRNO, EMLINK, errno returned by open with O_NOFOLLOW)
 307 fi
 308
 309 dnl ----- Linux specific -----
 310 if test x"$this_os" = "xlinux"; then
 311         AC_MSG_RESULT([ * Linux specific configuration])
 312
 313         dnl ----- check if we need the quotactl wrapper
 314     AC_CHECK_HEADERS(linux/dqblk_xfs.h,,
 315                 [AC_CHECK_HEADERS(linux/xqm.h linux/xfs_fs.h)
 316                 AC_CHECK_HEADERS(xfs/libxfs.h xfs/xqm.h xfs/xfs_fs.h)]
 317         )
 318
 319
 320         dnl ----- as far as I can tell, dbtob always does the wrong thing
 321         dnl ----- on every single version of linux I've ever played with.
 322         dnl ----- see etc/afpd/quota.c
 323         AC_DEFINE(HAVE_BROKEN_DBTOB, 1, [Define if dbtob is broken])
 324
 325         need_dash_r=no
 326 fi
 327
 328 dnl ----- NetBSD specific -----
 329 if test x"$this_os" = "xnetbsd"; then
 330         AC_MSG_RESULT([ * NetBSD specific configuration])
 331         AC_DEFINE(BSD4_4, 1, [BSD compatiblity macro])
 332         AC_DEFINE(NETBSD, 1, [Define if OS is NetBSD])
 333     AC_DEFINE(OPEN_NOFOLLOW_ERRNO, EFTYPE, errno returned by open with O_NOFOLLOW)
 334
 335         CFLAGS="-I\$(top_srcdir)/sys/netbsd $CFLAGS"
 336         need_dash_r=yes
 337
 338         dnl ----- NetBSD does not have crypt.h, uses unistd.h -----
 339         AC_DEFINE(UAM_DHX, 1, [Define if the DHX UAM modules should be compiled])
 340 fi
 341
 342 dnl ----- OpenBSD specific -----
 343 if test x"$this_os" = "xopenbsd"; then
 344         AC_MSG_RESULT([ * OpenBSD specific configuration])
 345     AC_DEFINE(BSD4_4, 1, [BSD compatiblity macro])
 346         dnl ----- OpenBSD does not have crypt.h, uses unistd.h -----
 347         AC_DEFINE(UAM_DHX, 1, [Define if the DHX UAM modules should be compiled])
 348 fi
 349
 350 dnl ----- Solaris specific -----
 351 if test x"$this_os" = "xsolaris"; then
 352         AC_MSG_RESULT([ * Solaris specific configuration])
 353         AC_DEFINE(__svr4__, 1, [Solaris compatibility macro])
 354         AC_DEFINE(_ISOC9X_SOURCE, 1, [Compatibility macro])
 355         AC_DEFINE(NO_STRUCT_TM_GMTOFF, 1, [Define if the gmtoff member of struct tm is not available])
 356         AC_DEFINE(SOLARIS, 1, [Solaris compatibility macro])
 357     AC_DEFINE(_XOPEN_SOURCE, 600, [Solaris compilation environment])
 358     AC_DEFINE(__EXTENSIONS__,  1, [Solaris compilation environment])
 359         CFLAGS="-I\$(top_srcdir)/sys/generic $CFLAGS"
 360         need_dash_r=yes
 361         init_style=solaris
 362
 363         solaris_module=no
 364         AC_MSG_CHECKING([if we can build Solaris kernel module])
 365         if test -x /usr/ccs/bin/ld && test x"$netatalk_cv_ddp_enabled" = x"yes" ; then
 366                 solaris_module=yes
 367         fi
 368         AC_MSG_RESULT([$solaris_module])
 369
 370         COMPILE_64BIT_KMODULE=no
 371         KCFLAGS=""
 372         KLDFLAGS=""
 373         COMPILE_KERNEL_GCC=no
 374
 375         if test "$solaris_module" = "yes"; then
 376            dnl Solaris kernel module stuff
 377            AC_MSG_CHECKING([if we have to build a 64bit kernel module])
 378
 379            # check for isainfo, if not found it has to be a 32 bit kernel (<=2.6)
 380            if test -x /usr/bin/isainfo; then
 381                 # check for 64 bit platform
 382                 if isainfo -kv | grep '^64-bit'; then
 383                         COMPILE_64BIT_KMODULE=yes
 384                 fi
 385            fi
 386
 387            AC_MSG_RESULT([$COMPILE_64BIT_KMODULE])
 388
 389            if test "${GCC}" = yes; then
 390                 COMPILE_KERNEL_GCC=yes
 391                 if test "$COMPILE_64BIT_KMODULE" = yes; then
 392
 393                         AC_MSG_CHECKING([if we can build a 64bit kernel module])
 394
 395                         case `$CC --version 2>/dev/null` in
 396                         [[12]].* | 3.0.*)
 397                                 COMPILE_64BIT_KMODULE=no
 398                                 COMPILE_KERNEL_GCC=no
 399                                 solaris_module=no;;
 400                         *)
 401                                 # use for 64 bit
 402                                 KCFLAGS="-m64"
 403                                 #KLDFLAGS="-melf64_sparc"
 404                                 KLDFLAGS="-64";;
 405                         esac
 406
 407                         AC_MSG_RESULT([$COMPILE_64BIT_KMODULE])
 408
 409                 else
 410                         KCFLAGS=""
 411                         KLDFLAGS=""
 412                 fi
 413                 KCFLAGS="$KCFLAGS -D_KERNEL -Wall -Wstrict-prototypes"
 414            else
 415                 if test "$COMPILE_64BIT_KMODULE" = yes; then
 416                 # use Sun CC (for a 64-bit kernel, uncomment " -xarch=v9 -xregs=no%appl ")
 417                         KCFLAGS="-xarch=v9 -xregs=no%appl"
 418                         KLDFLAGS="-64"
 419                 else
 420                         KCFLAGS=""
 421                         KLDFLAGS=""
 422                 fi
 423                 KCFLAGS="-D_KERNEL $KCFLAGS -mno-app-regs -munaligned-doubles -fpcc-struct-return"
 424            fi
 425
 426            AC_CACHE_CHECK([for timeout_id_t],netatalk_cv_HAVE_TIMEOUT_ID_T,[
 427            AC_TRY_LINK([\
 428 #include <sys/stream.h>
 429 #include <sys/ddi.h>],
 430 [\
 431 timeout_id_t dummy;
 432 ],
 433 netatalk_cv_HAVE_TIMEOUT_ID_T=yes,netatalk_cv_HAVE_TIMEOUT_ID_T=no,netatalk_cv_HAVE_TIMEOUT_ID_T=cross)])
 434
 435            AC_DEFINE(HAVE_TIMEOUT_ID_T, test x"$netatalk_cv_HAVE_TIMEOUT_ID" = x"yes", [define for timeout_id_t])
 436         fi
 437
 438         AC_SUBST(COMPILE_KERNEL_GCC)
 439         AC_SUBST(COMPILE_64BIT_KMODULE)
 440         AC_SUBST(KCFLAGS)
 441         AC_SUBST(KLDFLAGS)
 442 fi
 443
 444 ])
 445
 446 dnl Check for building PGP UAM module
 447 AC_DEFUN([AC_NETATALK_PGP_UAM], [
 448 AC_MSG_CHECKING([whether the PGP UAM should be build])
 449 AC_ARG_ENABLE(pgp-uam,
 450         [  --enable-pgp-uam        enable build of PGP UAM module],[
 451         if test "$enableval" = "yes"; then
 452                 if test "x$neta_cv_have_openssl" = "xyes"; then
 453                         AC_DEFINE(UAM_PGP, 1, [Define if the PGP UAM module should be compiled])
 454                         compile_pgp=yes
 455                         AC_MSG_RESULT([yes])
 456                 else
 457                         AC_MSG_RESULT([no])
 458                 fi
 459         fi
 460         ],[
 461                 AC_MSG_RESULT([no])
 462         ]
 463 )
 464 ])
 465
 466 dnl Check for building Kerberos V UAM module
 467 AC_DEFUN([AC_NETATALK_KRB5_UAM], [
 468 netatalk_cv_build_krb5_uam=no
 469 AC_ARG_ENABLE(krbV-uam,
 470         [  --enable-krbV-uam       enable build of Kerberos V UAM module],
 471         [
 472                 if test x"$enableval" = x"yes"; then
 473                         NETATALK_GSSAPI_CHECK([
 474                                 netatalk_cv_build_krb5_uam=yes
 475                         ],[
 476                                 AC_MSG_ERROR([need GSSAPI to build Kerberos V UAM])
 477                         ])
 478                 fi
 479         ]
 480
 481 )
 482
 483 AC_MSG_CHECKING([whether Kerberos V UAM should be build])
 484 if test x"$netatalk_cv_build_krb5_uam" = x"yes"; then
 485         AC_MSG_RESULT([yes])
 486 else
 487         AC_MSG_RESULT([no])
 488 fi
 489 AM_CONDITIONAL(USE_GSSAPI, test x"$netatalk_cv_build_krb5_uam" = x"yes")
 490 ])
 491
 492 AC_DEFUN([AC_NETATALK_KERBEROS], [
 493 AC_MSG_CHECKING([for Kerberos 5 (necessary for GetSrvrInfo:DirectoryNames support)])
 494 AC_ARG_WITH([kerberos],
 495     [AS_HELP_STRING([--with-kerberos], [Kerberos 5 support (default=auto)])],
 496     [],
 497     [with_kerberos=auto])
 498 AC_MSG_RESULT($with_kerberos)
 499
 500 if test x"$with_kerberos" != x"no"; then
 501    have_krb5_header="no"
 502    AC_CHECK_HEADERS([krb5/krb5.h krb5.h], [have_krb5_header="yes"; break])
 503    if test x"$have_krb5_header" = x"no" && test x"$with_kerberos" != x"auto"; then
 504       AC_MSG_FAILURE([--with-kerberos was given, but no headers found])
 505    fi
 506
 507    AC_PATH_PROG([KRB5_CONFIG], [krb5-config])
 508    AC_MSG_CHECKING([for krb5-config])
 509    if test -x "$KRB5_CONFIG"; then
 510       AC_MSG_RESULT([$KRB5_CONFIG])
 511       CFLAGS="$CFLAGS `$KRB5_CONFIG --cflags krb5`"
 512       LIBS="`$KRB5_CONFIG --libs krb5` $LIBS"
 513       with_kerberos="yes"
 514    else
 515       AC_MSG_RESULT([not found])
 516       if test x"$with_kerberos" != x"auto"; then
 517          AC_MSG_FAILURE([--with-kerberos was given, but krb5-config could not be found])
 518       fi
 519    fi
 520 fi
 521
 522 if test x"$with_kerberos" = x"yes"; then
 523    AC_DEFINE([HAVE_KERBEROS], [1], [Define if Kerberos 5 is available])
 524 fi
 525 ])
 526
 527 dnl Check for overwrite the config files or not
 528 AC_DEFUN([AC_NETATALK_OVERWRITE_CONFIG], [
 529 AC_MSG_CHECKING([whether configuration files should be overwritten])
 530 AC_ARG_ENABLE(overwrite,
 531         [  --enable-overwrite      overwrite configuration files during installation],
 532         [OVERWRITE_CONFIG="${enable_overwrite}"],
 533         [OVERWRITE_CONFIG="no"]
 534 )
 535 AC_MSG_RESULT([$OVERWRITE_CONFIG])
 536 AC_SUBST(OVERWRITE_CONFIG)
 537 ])
 538
 539 dnl Check for LDAP support, for client-side ACL visibility
 540 AC_DEFUN([AC_NETATALK_LDAP], [
 541 AC_MSG_CHECKING(for LDAP (necessary for client-side ACL visibility))
 542 AC_ARG_WITH(ldap,
 543     [AS_HELP_STRING([--with-ldap],
 544         [LDAP support (default=auto)])],
 545     [ case "$withval" in
 546       yes|no)
 547           with_ldap="$withval"
 548                   ;;
 549       *)
 550           with_ldap=auto
 551           ;;
 552       esac ])
 553 AC_MSG_RESULT($with_ldap)
 554
 555 if test x"$with_ldap" != x"no" ; then
 556         AC_CHECK_HEADER([ldap.h], with_ldap=yes,
 557         [ if test x"$with_ldap" = x"yes" ; then
 558             AC_MSG_ERROR([Missing LDAP headers])
 559         fi
 560                 with_ldap=no
 561         ])
 562         AC_CHECK_LIB(ldap, ldap_init, with_ldap=yes,
 563         [ if test x"$with_ldap" = x"yes" ; then
 564             AC_MSG_ERROR([Missing LDAP library])
 565         fi
 566                 with_ldap=no
 567         ])
 568 fi
 569
 570 if test x"$with_ldap" = x"yes"; then
 571         AC_DEFINE(HAVE_LDAP,1,[Whether LDAP is available])
 572 fi
 573 ])
 574
 575 dnl Check for ACL support
 576 AC_DEFUN([AC_NETATALK_ACL], [
 577 AC_MSG_CHECKING(whether to support ACLs)
 578 AC_ARG_WITH(acls,
 579     [AS_HELP_STRING([--with-acls],
 580         [Include ACL support (default=auto)])],
 581     [ case "$withval" in
 582       yes|no)
 583           with_acl_support="$withval"
 584                   ;;
 585       *)
 586           with_acl_support=auto
 587           ;;
 588       esac ],
 589     [with_acl_support=auto])
 590 AC_MSG_RESULT($with_acl_support)
 591
 592 if test x"$with_acl_support" = x"no"; then
 593         AC_MSG_RESULT(Disabling ACL support)
 594         AC_DEFINE(HAVE_NO_ACLS,1,[Whether no ACLs support should be built in])
 595 else
 596     with_acl_support=yes
 597 fi
 598
 599 if test x"$with_acl_support" = x"yes" ; then
 600         AC_MSG_NOTICE(checking whether ACL support is available:)
 601         case "$host_os" in
 602         *sysv5*)
 603                 AC_MSG_NOTICE(Using UnixWare ACLs)
 604                 AC_DEFINE(HAVE_UNIXWARE_ACLS,1,[Whether UnixWare ACLs are available])
 605                 ;;
 606         *solaris*)
 607                 AC_MSG_NOTICE(Using solaris ACLs)
 608                 AC_DEFINE(HAVE_SOLARIS_ACLS,1,[Whether solaris ACLs are available])
 609                 ACL_LIBS="$ACL_LIBS -lsec"
 610                 ;;
 611         *hpux*)
 612                 AC_MSG_NOTICE(Using HPUX ACLs)
 613                 AC_DEFINE(HAVE_HPUX_ACLS,1,[Whether HPUX ACLs are available])
 614                 ;;
 615         *irix*)
 616                 AC_MSG_NOTICE(Using IRIX ACLs)
 617                 AC_DEFINE(HAVE_IRIX_ACLS,1,[Whether IRIX ACLs are available])
 618                 ;;
 619         *aix*)
 620                 AC_MSG_NOTICE(Using AIX ACLs)
 621                 AC_DEFINE(HAVE_AIX_ACLS,1,[Whether AIX ACLs are available])
 622                 ;;
 623         *osf*)
 624                 AC_MSG_NOTICE(Using Tru64 ACLs)
 625                 AC_DEFINE(HAVE_TRU64_ACLS,1,[Whether Tru64 ACLs are available])
 626                 ACL_LIBS="$ACL_LIBS -lpacl"
 627                 ;;
 628         *darwin*)
 629                 AC_MSG_NOTICE(ACLs on Darwin currently not supported)
 630                 AC_DEFINE(HAVE_NO_ACLS,1,[Whether no ACLs support is available])
 631                 ;;
 632         *)
 633                 AC_CHECK_LIB(acl,acl_get_file,[ACL_LIBS="$ACL_LIBS -lacl"])
 634                 case "$host_os" in
 635                 *linux*)
 636                         AC_CHECK_LIB(attr,getxattr,[ACL_LIBS="$ACL_LIBS -lattr"])
 637                         ;;
 638                 esac
 639                 AC_CACHE_CHECK([for POSIX ACL support],netatalk_cv_HAVE_POSIX_ACLS,[
 640                         acl_LIBS=$LIBS
 641                         LIBS="$LIBS $ACL_LIBS"
 642                         AC_TRY_LINK([
 643                                 #include <sys/types.h>
 644                                 #include <sys/acl.h>
 645                         ],[
 646                                 acl_t acl;
 647                                 int entry_id;
 648                                 acl_entry_t *entry_p;
 649                                 return acl_get_entry(acl, entry_id, entry_p);
 650                         ],
 651                         [netatalk_cv_HAVE_POSIX_ACLS=yes],
 652                         [netatalk_cv_HAVE_POSIX_ACLS=no
 653                 with_acl_support=no])
 654                         LIBS=$acl_LIBS
 655                 ])
 656                 if test x"$netatalk_cv_HAVE_POSIX_ACLS" = x"yes"; then
 657                         AC_MSG_NOTICE(Using POSIX ACLs)
 658                         AC_DEFINE(HAVE_POSIX_ACLS,1,[Whether POSIX ACLs are available])
 659                         AC_CACHE_CHECK([for acl_get_perm_np],netatalk_cv_HAVE_ACL_GET_PERM_NP,[
 660                                 acl_LIBS=$LIBS
 661                                 LIBS="$LIBS $ACL_LIBS"
 662                                 AC_TRY_LINK([
 663                                         #include <sys/types.h>
 664                                         #include <sys/acl.h>
 665                                 ],[
 666                                         acl_permset_t permset_d;
 667                                         acl_perm_t perm;
 668                                         return acl_get_perm_np(permset_d, perm);
 669                                 ],
 670                                 [netatalk_cv_HAVE_ACL_GET_PERM_NP=yes],
 671                                 [netatalk_cv_HAVE_ACL_GET_PERM_NP=no])
 672                                 LIBS=$acl_LIBS
 673                         ])
 674                         if test x"$netatalk_cv_HAVE_ACL_GET_PERM_NP" = x"yes"; then
 675                                 AC_DEFINE(HAVE_ACL_GET_PERM_NP,1,[Whether acl_get_perm_np() is available])
 676                         fi
 677
 678
 679                        AC_CACHE_CHECK([for acl_from_mode], netatalk_cv_HAVE_ACL_FROM_MODE,[
 680                                acl_LIBS=$LIBS
 681                                LIBS="$LIBS $ACL_LIBS"
 682                 AC_CHECK_FUNCS(acl_from_mode,
 683                                [netatalk_cv_HAVE_ACL_FROM_MODE=yes],
 684                                [netatalk_cv_HAVE_ACL_FROM_MODE=no])
 685                                LIBS=$acl_LIBS
 686                        ])
 687                        if test x"netatalk_cv_HAVE_ACL_FROM_MODE" = x"yes"; then
 688                                AC_DEFINE(HAVE_ACL_FROM_MODE,1,[Whether acl_from_mode() is available])
 689                        fi
 690
 691                 else
 692                         AC_MSG_NOTICE(ACL support is not avaliable)
 693                         AC_DEFINE(HAVE_NO_ACLS,1,[Whether no ACLs support is available])
 694                 fi
 695                 ;;
 696     esac
 697 fi
 698
 699 if test x"$with_acl_support" = x"yes" ; then
 700    AC_CHECK_HEADERS([acl/libacl.h])
 701     AC_DEFINE(HAVE_ACLS,1,[Whether ACLs support is available])
 702     AC_SUBST(ACL_LIBS)
 703 fi
 704 ])
 705
 706 dnl Check for Extended Attributes support
 707 AC_DEFUN([AC_NETATALK_EXTENDED_ATTRIBUTES], [
 708 neta_cv_eas="ad"
 709 neta_cv_eas_sys_found=no
 710 neta_cv_eas_sys_not_found=no
 711
 712 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h sys/ea.h)
 713
 714 case "$this_os" in
 715
 716   *osf*)
 717         AC_SEARCH_LIBS(getproplist, [proplist])
 718         AC_CHECK_FUNCS([getproplist fgetproplist setproplist fsetproplist],
 719                    [neta_cv_eas_sys_found=yes],
 720                    [neta_cv_eas_sys_not_found=yes])
 721         AC_CHECK_FUNCS([delproplist fdelproplist add_proplist_entry get_proplist_entry],,
 722                    [neta_cv_eas_sys_not_found=yes])
 723         AC_CHECK_FUNCS([sizeof_proplist_entry],,
 724                    [neta_cv_eas_sys_not_found=yes])
 725   ;;
 726
 727   *solaris*)
 728         AC_CHECK_FUNCS([attropen],
 729                    [neta_cv_eas_sys_found=yes; AC_DEFINE(HAVE_EAFD, 1, [extattr API has full fledged fds for EAs])],
 730                    [neta_cv_eas_sys_not_found=yes])
 731   ;;
 732
 733   'freebsd')
 734     AC_CHECK_FUNCS([extattr_delete_fd extattr_delete_file extattr_delete_link],
 735                    [neta_cv_eas_sys_found=yes],
 736                    [neta_cv_eas_sys_not_found=yes])
 737     AC_CHECK_FUNCS([extattr_get_fd extattr_get_file extattr_get_link],,
 738                    [neta_cv_eas_sys_not_found=yes])
 739     AC_CHECK_FUNCS([extattr_list_fd extattr_list_file extattr_list_link],,
 740                    [neta_cv_eas_sys_not_found=yes])
 741     AC_CHECK_FUNCS([extattr_set_fd extattr_set_file extattr_set_link],,
 742                    [neta_cv_eas_sys_not_found=yes])
 743   ;;
 744
 745   *freebsd4* | *dragonfly* )
 746     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
 747   ;;
 748
 749   *)
 750         AC_SEARCH_LIBS(getxattr, [attr])
 751
 752     if test "x$neta_cv_eas_sys_found" != "xyes" ; then
 753        AC_CHECK_FUNCS([getxattr lgetxattr fgetxattr listxattr llistxattr],
 754                       [neta_cv_eas_sys_found=yes],
 755                       [neta_cv_eas_sys_not_found=yes])
 756            AC_CHECK_FUNCS([flistxattr removexattr lremovexattr fremovexattr],,
 757                       [neta_cv_eas_sys_not_found=yes])
 758            AC_CHECK_FUNCS([setxattr lsetxattr fsetxattr],,
 759                       [neta_cv_eas_sys_not_found=yes])
 760     fi
 761
 762     if test "x$neta_cv_eas_sys_found" != "xyes" ; then
 763            AC_CHECK_FUNCS([getea fgetea lgetea listea flistea llistea],
 764                       [neta_cv_eas_sys_found=yes],
 765                       [neta_cv_eas_sys_not_found=yes])
 766            AC_CHECK_FUNCS([removeea fremoveea lremoveea setea fsetea lsetea],,
 767                       [neta_cv_eas_sys_not_found=yes])
 768     fi
 769
 770     if test "x$neta_cv_eas_sys_found" != "xyes" ; then
 771            AC_CHECK_FUNCS([attr_get attr_list attr_set attr_remove],,
 772                       [neta_cv_eas_sys_not_found=yes])
 773        AC_CHECK_FUNCS([attr_getf attr_listf attr_setf attr_removef],,
 774                       [neta_cv_eas_sys_not_found=yes])
 775     fi
 776   ;;
 777 esac
 778
 779 # Do xattr functions take additional options like on Darwin?
 780 if test x"$ac_cv_func_getxattr" = x"yes" ; then
 781         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
 782                 old_LIBS=$LIBS
 783                 LIBS="$LIBS $ACL_LIBS"
 784                 AC_TRY_COMPILE([
 785                         #include <sys/types.h>
 786                         #if HAVE_ATTR_XATTR_H
 787                         #include <attr/xattr.h>
 788                         #elif HAVE_SYS_XATTR_H
 789                         #include <sys/xattr.h>
 790                         #endif
 791                 ],[
 792                         getxattr(0, 0, 0, 0, 0, 0);
 793                 ],
 794                 [smb_attr_cv_xattr_add_opt=yes],
 795                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
 796         ])
 797         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
 798                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
 799         fi
 800 fi
 801
 802 if test "x$neta_cv_eas_sys_found" = "xyes" ; then
 803    if test "x$neta_cv_eas_sys_not_found" != "xyes" ; then
 804       neta_cv_eas="$neta_cv_eas | sys"
 805    fi
 806 fi
 807 AC_DEFINE_UNQUOTED(EA_MODULES,["$neta_cv_eas"],[Available Extended Attributes modules])
 808 ])
 809
 810 dnl Check for libsmbsharemodes from Samba for Samba/Netatalk access/deny/share modes interop
 811 dnl Defines "neta_cv_have_smbshmd" to "yes" or "no"
 812 dnl AC_SUBST's "SMB_SHAREMODES_CFLAGS" and "SMB_SHAREMODES_LDFLAGS"
 813 dnl AM_CONDITIONAL's "USE_SMB_SHAREMODES"
 814 AC_DEFUN([AC_NETATALK_SMB_SHAREMODES], [
 815     neta_cv_have_smbshmd=no
 816     AC_ARG_WITH(smbsharemodes-lib,
 817                 [  --with-smbsharemodes-lib=PATH        PATH to libsmbsharemodes lib from Samba],
 818                 [SMB_SHAREMODES_LDFLAGS="-L$withval -lsmbsharemodes"]
 819     )
 820     AC_ARG_WITH(smbsharemodes-include,
 821                 [  --with-smbsharemodes-include=PATH    PATH to libsmbsharemodes header from Samba],
 822                 [SMB_SHAREMODES_CFLAGS="-I$withval"]
 823     )
 824     AC_ARG_WITH(smbsharemodes,
 825                 [AS_HELP_STRING([--with-smbsharemodes],[Samba interop (default is yes)])],
 826                 [use_smbsharemodes=$withval],
 827                 [use_smbsharemodes=yes]
 828     )
 829
 830     if test x"$use_smbsharemodes" = x"yes" ; then
 831         AC_MSG_CHECKING([whether to enable Samba/Netatalk access/deny/share-modes interop])
 832
 833         saved_CFLAGS="$CFLAGS"
 834         saved_LDFLAGS="$LDFLAGS"
 835         CFLAGS="$SMB_SHAREMODES_CFLAGS $CFLAGS"
 836         LDFLAGS="$SMB_SHAREMODES_LDFLAGS $LDFLAGS"
 837
 838         AC_LINK_IFELSE(
 839             [#include <unistd.h>
 840              #include <stdio.h>
 841              #include <sys/time.h>
 842              #include <time.h>
 843              #include <stdint.h>
 844              /* From messages.h */
 845              struct server_id {
 846                  pid_t pid;
 847              };
 848              #include "smb_share_modes.h"
 849              int main(void) { (void)smb_share_mode_db_open(""); return 0;}],
 850             [neta_cv_have_smbshmd=yes]
 851         )
 852
 853         AC_MSG_RESULT($neta_cv_have_smbshmd)
 854         AC_SUBST(SMB_SHAREMODES_CFLAGS, [$SMB_SHAREMODES_CFLAGS])
 855         AC_SUBST(SMB_SHAREMODES_LDFLAGS, [$SMB_SHAREMODES_LDFLAGS])
 856         CFLAGS="$saved_CFLAGS"
 857         LDFLAGS="$saved_LDFLAGS"
 858     fi
 859
 860     AM_CONDITIONAL(USE_SMB_SHAREMODES, test x"$neta_cv_have_smbshmd" = x"yes")
 861 ])
 862
 863 dnl ------ Check for sendfile() --------
 864 AC_DEFUN([AC_NETATALK_SENDFILE], [
 865 netatalk_cv_search_sendfile=yes
 866 AC_ARG_ENABLE(sendfile,
 867     [  --disable-sendfile       disable sendfile syscall],
 868     [if test x"$enableval" = x"no"; then
 869             netatalk_cv_search_sendfile=no
 870         fi]
 871 )
 872
 873 if test x"$netatalk_cv_search_sendfile" = x"yes"; then
 874    case "$host_os" in
 875    *linux*)
 876         AC_DEFINE(SENDFILE_FLAVOR_LINUX,1,[Whether linux sendfile() API is available])
 877         AC_CHECK_FUNC([sendfile], [netatalk_cv_HAVE_SENDFILE=yes])
 878         ;;
 879
 880     *solaris*)
 881         AC_DEFINE(SENDFILE_FLAVOR_SOLARIS, 1, [Solaris sendfile()])
 882         AC_SEARCH_LIBS(sendfile, sendfile)
 883         AC_CHECK_FUNC([sendfile], [netatalk_cv_HAVE_SENDFILE=yes])
 884         ;;
 885
 886     *freebsd*)
 887         AC_DEFINE(SENDFILE_FLAVOR_BSD, 1, [Define if the sendfile() function uses BSD semantics])
 888         AC_CHECK_FUNC([sendfile], [netatalk_cv_HAVE_SENDFILE=yes])
 889         ;;
 890
 891     *)
 892         ;;
 893
 894     esac
 895
 896     if test x"$netatalk_cv_HAVE_SENDFILE" = x"yes"; then
 897         AC_DEFINE(WITH_SENDFILE,1,[Whether sendfile() should be used])
 898     fi
 899 fi
 900 ])
 901
 902 dnl --------------------- Check if realpath() takes NULL
 903 AC_DEFUN([AC_NETATALK_REALPATH], [
 904 AC_CACHE_CHECK([if the realpath function allows a NULL argument],
 905     neta_cv_REALPATH_TAKES_NULL, [
 906         AC_TRY_RUN([
 907             #include <stdio.h>
 908             #include <limits.h>
 909             #include <signal.h>
 910
 911             void exit_on_core(int ignored) {
 912                  exit(1);
 913             }
 914
 915             main() {
 916                 char *newpath;
 917                 signal(SIGSEGV, exit_on_core);
 918                 newpath = realpath("/tmp", NULL);
 919                 exit((newpath != NULL) ? 0 : 1);
 920             }],
 921             neta_cv_REALPATH_TAKES_NULL=yes,
 922             neta_cv_REALPATH_TAKES_NULL=no,
 923             neta_cv_REALPATH_TAKES_NULL=cross
 924         )
 925     ]
 926 )
 927
 928 if test x"$neta_cv_REALPATH_TAKES_NULL" = x"yes"; then
 929     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
 930 fi
 931 ])