source3/wscript

   1 #! /usr/bin/env python
   2
   3 srcdir=".."
   4
   5 import sys, os
   6 from optparse import SUPPRESS_HELP
   7 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
   8 sys.path.insert(0, "source3")
   9 import wafsamba, Options, Logs, Utils, Scripting
  10 import build.charset
  11 import samba_utils, samba_version
  12 import samba3
  13
  14 Options.default_prefix = '/usr/local/samba'
  15
  16 def set_options(opt):
  17
  18     opt.add_option('--with-static-modules',
  19                    help=("Comma-separated list of names of modules to statically link in"),
  20                    action="store", dest='static_modules', default=None)
  21     opt.add_option('--with-shared-modules',
  22                    help=("Comma-separated list of names of modules to build shared"),
  23                    action="store", dest='shared_modules', default=None)
  24     opt.add_option('--enable-selftest',
  25                   help=("enable options necessary for selftest"),
  26                   action="store_true", dest='enable_selftest', default=False)
  27
  28     opt.SAMBA3_ADD_OPTION('winbind')
  29     opt.SAMBA3_ADD_OPTION('swat')
  30     opt.SAMBA3_ADD_OPTION('ads')
  31     opt.SAMBA3_ADD_OPTION('ldap')
  32     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  33     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  34     opt.SAMBA3_ADD_OPTION('pam')
  35     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  36     opt.SAMBA3_ADD_OPTION('quotas')
  37     opt.SAMBA3_ADD_OPTION('sys-quotas')
  38     opt.SAMBA3_ADD_OPTION('sendfile-support')
  39     opt.SAMBA3_ADD_OPTION('utmp')
  40     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable")
  41     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  42     opt.SAMBA3_ADD_OPTION('iconv')
  43     opt.SAMBA3_ADD_OPTION('acl-support')
  44     opt.SAMBA3_ADD_OPTION('dnsupdate')
  45     opt.SAMBA3_ADD_OPTION('syslog')
  46     opt.SAMBA3_ADD_OPTION('automount')
  47     opt.SAMBA3_ADD_OPTION('aio-support')
  48     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  49
  50     opt.SAMBA3_ADD_OPTION('cluster-support')
  51
  52     opt.add_option('--with-ctdb-dir',
  53                    help=("Directory under which ctdb is installed"),
  54                    action="store", dest='ctdb_dir', default=None)
  55     opt.add_option('--enable-old-ctdb',
  56                   help=("enable building against (too) old version of ctdb (default=false)"),
  57                   action="store_true", dest='enable_old_ctdb', default=False)
  58
  59
  60
  61 def configure(conf):
  62     from samba_utils import TO_LIST
  63
  64     if Options.options.developer:
  65         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  66         conf.env.developer = True
  67
  68     if Options.options.with_swat:
  69         conf.env['build_swat'] = True
  70
  71     if sys.platform != 'openbsd5':
  72         conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  73
  74     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  75     conf.CHECK_HEADERS('linux/falloc.h')
  76
  77     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod')
  78     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  79     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  80     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  81     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
  82     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  83     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups sysconf')
  84     conf.CHECK_FUNCS('atexit grantpt fallocate posix_fallocate')
  85     conf.CHECK_FUNCS('fseeko setluid')
  86     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  87     conf.CHECK_FUNCS('fdopendir')
  88     conf.CHECK_FUNCS('getpwent_r setenv strcasecmp fcvt fcvtl')
  89     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
  90     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  91     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  92     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  93     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
  94     conf.CHECK_FUNCS('shmget')
  95     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
  96     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain bind_textdomain_codeset')
  97     #FIXME: for some reason this one still fails
  98     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
  99     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 100     conf.CHECK_DECLS('fdatasync', reverse=True)
 101     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 102
 103     if conf.CONFIG_SET('HAVE_LONG_LONG'):
 104         conf.DEFINE('HAVE_LONGLONG', 1)
 105
 106     if conf.CHECK_CODE('''
 107 #if defined(HAVE_UNISTD_H)
 108 #include <unistd.h>
 109 #endif
 110 long ret = splice(0,0,1,0,400,0);
 111 ''',
 112         'HAVE_LINUX_SPLICE',
 113         headers='fcntl.h'):
 114         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 115
 116     # Check for inotify support
 117     conf.CHECK_HEADERS('sys/inotify.h')
 118     if "HAVE_SYS_INOTIFY_H" in conf.env:
 119         conf.DEFINE('HAVE_INOTIFY', 1)
 120
 121     # Check for kernel change notify support
 122     conf.CHECK_CODE('''
 123 #ifndef F_NOTIFY
 124 #define F_NOTIFY 1026
 125 #endif
 126 main() {
 127         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 128 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 129         headers='fcntl.h signal.h',
 130         msg="Checking for kernel change notify support")
 131
 132     # Check for Linux kernel oplocks
 133     conf.CHECK_CODE('''
 134 #include <sys/types.h>
 135 #include <fcntl.h>
 136 #include <signal.h>
 137 #ifndef F_NOTIFY
 138 #define F_NOTIFY 1026
 139 #endif
 140 main() {
 141         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 142 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 143         msg="Checking for Linux kernel oplocks")
 144
 145     # Check for IRIX kernel oplock types
 146     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 147                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 148                     msg="Checking for IRIX kernel oplock types")
 149
 150     # Check for kernel share modes
 151     conf.CHECK_CODE('''
 152 #include <sys/types.h>
 153 #include <fcntl.h>
 154 #include <signal.h>
 155 #include <sys/file.h>
 156 #ifndef LOCK_MAND
 157 #define LOCK_MAND        32
 158 #define LOCK_READ        64
 159 #endif
 160 main() {
 161         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 162 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 163         msg="Checking for krenel share modes")
 164
 165     # Check for various members of the stat structure
 166     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 167                                 headers='sys/stat.h')
 168     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 169                                 headers='sys/stat.h')
 170     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 171                                 headers='sys/types.h sys/stat.h unistd.h')
 172
 173     if "HAVE_BLKCNT_T" in conf.env:
 174         conf.CHECK_CODE('''
 175         return sizeof(blkcnt_t) == 4 ? 0 : 1''',
 176                 'SIZEOF_BLKCNT_T_4', execute=True,
 177                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 178                 msg="Checking whether blkcnt_t is 32 bit")
 179
 180     if "HAVE_BLKCNT_T" in conf.env:
 181         conf.CHECK_CODE('''
 182         return sizeof(blkcnt_t) == 8 ? 0 : 1''',
 183                 'SIZEOF_BLKCNT_T_8', execute=True,
 184                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 185                 msg="Checking whether blkcnt_t is 64 bit")
 186
 187     # Check for POSIX capability support
 188     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 189
 190     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 191         conf.CHECK_CODE('''
 192         cap_t cap;
 193         cap_value_t vals[1];
 194         if (!(cap = cap_get_proc())) exit(1);
 195         vals[0] = CAP_CHOWN;
 196         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 197         cap_set_proc(cap);''',
 198                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 199                         headers='sys/capability.h',
 200                         msg="Checking whether POSIX capabilities are available")
 201
 202     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 203     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 204     # -- JRA.
 205     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 206         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 207                         define='HAVE_INT16_FROM_RPC_RPC_H',
 208                         msg="Checking for int16 typedef included by rpc/rpc.h")
 209         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 210                         headers='sys/types.h rpc/rpc.h',
 211                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 212         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 213                         headers='sys/types.h rpc/rpc.h',
 214                         msg="Checking for int32 typedef included by rpc/rpc.h")
 215         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 216                         headers='sys/types.h rpc/rpc.h',
 217                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 218     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 219                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 220                     msg="Checking for broken nisplus include files")
 221
 222     # Check if the compiler will optimize out functions
 223     conf.CHECK_CODE('''
 224 if (0) {
 225     this_function_does_not_exist();
 226 } else {
 227     return 1;
 228 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 229         msg="Checking if the compiler will optimize out functions")
 230
 231     # Check if the compiler supports the LL suffix on long long integers
 232     # AIX needs this
 233     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 234                     headers='stdio.h',
 235                     msg="Checking for LL suffix on long long integers")
 236
 237     conf.CHECK_FUNCS('''
 238 _acl __acl atexit
 239 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 240 __closedir crypt16 devnm dgettext dirfd
 241 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 242 _facl __facl _fchdir
 243 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 244 _fork __fork fseeko
 245 fsetxattr _fstat __fstat fsync
 246 futimens futimes __fxstat getauthuid
 247 getcwd _getcwd __getcwd getdents __getdents getdirentries
 248 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 249 getpwanam getpwent_r getrlimit gettext
 250 glob grantpt hstrerror initgroups innetgr
 251 llseek _llseek __llseek _lseek __lseek
 252 _lstat __lstat lutimes
 253 __lxstat memalign mknod mlock mlockall munlock munlockall
 254 _open __open _opendir __opendir
 255 pathconf poll posix_fallocate
 256 posix_memalign prctl pread _pread __pread
 257 pwrite _pwrite __pwrite
 258 rdchk _read __read _readdir __readdir
 259 _seekdir __seekdir
 260 select setenv setgidx setgroups setlocale setluid
 261 setmntent setpgid setpriv setsid setuidx
 262 shmget shm_open sigaction sigblock sigprocmask sigset
 263 _stat __stat statvfs
 264 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctl sysctlbyname
 265 __sys_llseek syslog _telldir __telldir textdomain timegm
 266 utimensat vsyslog _write __write __xstat
 267 ''')
 268
 269     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 270
 271     # FIXME: these should be tests for features, but the old build system just
 272     # checks for OSes.
 273     host_os = sys.platform
 274     Logs.info("building on %s" % host_os)
 275
 276     # Python doesn't have case switches... :/
 277     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 278     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 279
 280     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 281     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 282         if host_os.rfind('linux') > -1:
 283             conf.DEFINE('LINUX', '1')
 284         elif host_os.rfind('qnx') > -1:
 285             conf.DEFINE('QNX', '1')
 286         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 287     elif (host_os.rfind('darwin') > -1):
 288         conf.DEFINE('DARWINOS', 1)
 289         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 290         conf.ADD_CFLAGS('-fno-common')
 291     elif (host_os.rfind('freebsd') > -1):
 292         if conf.CHECK_HEADERS('sunacl.h'):
 293             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
 294             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 295         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 296     elif (host_os.rfind('netbsd') > -1):
 297         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 298     elif (host_os.rfind('openbsd') > -1):
 299         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 300     elif (host_os.rfind('sunos') > -1):
 301         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 302     # FIXME: Add more checks here.
 303     else:
 304         Logs.warn("Unknown host_os '%s', please report this to samba-technical@samba.org" % host_os)
 305
 306     #FIXME: add more checks
 307     if Options.options.with_acl_support:
 308         if (host_os.rfind('darwin') > -1):
 309             conf.DEFINE('HAVE_NO_ACLS', 1)
 310             conf.SET_TARGET_TYPE('acl', 'EMPTY')
 311         else:
 312             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 313             if conf.CHECK_CODE('''
 314 acl_t acl;
 315 int entry_id;
 316 acl_entry_t *entry_p;
 317 return acl_get_entry(acl, entry_id, entry_p);
 318 ''',
 319                         'HAVE_POSIX_ACLS',
 320                         headers='sys/types.h sys/acl.h', link=False,
 321                         msg="Checking for POSIX ACL support") :
 322                 conf.CHECK_CODE('''
 323 acl_permset_t permset_d;
 324 acl_perm_t perm;
 325 return acl_get_perm_np(permset_d, perm);
 326 ''',
 327                         'HAVE_ACL_GET_PERM_NP',
 328                         headers='sys/types.h sys/acl.h', link=True,
 329                         msg="Checking whether acl_get_perm_np() is available")
 330     else:
 331         conf.DEFINE('HAVE_NO_ACLS', 1)
 332         conf.SET_TARGET_TYPE('acl', 'EMPTY')
 333
 334     if conf.CHECK_FUNCS('dirfd'):
 335         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 336
 337     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 338                     'HAVE_STATFS_F_FSID',
 339                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 340                     headers='sys/types.h sys/statfs.h',
 341                     execute=True)
 342
 343     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 344         conf.CHECK_CODE('''
 345                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 346                 'HAVE_LINUX_FALLOCATE',
 347                 msg="Checking whether the Linux 'fallocate' function is available",
 348                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 349     conf.CHECK_CODE('''
 350                 ssize_t err = readahead(0,0,0x80000);''',
 351                 'HAVE_LINUX_READAHEAD',
 352                 msg="Checking whether Linux readahead is available",
 353                 headers='unistd.h fcntl.h')
 354     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 355
 356     if Options.options.with_aio_support:
 357         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 358         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 359         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 360                         'HAVE_AIO',
 361                         msg='Checking for asynchronous io support',
 362                         headers='sys/types.h aio.h',
 363                         lib='aio rt')
 364         if conf.CONFIG_SET('HAVE_AIO'):
 365             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 366             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 367             conf.CHECK_CODE('struct aiocb a; return aio_fsync(1, &a);', 'HAVE_AIO_FSYNC', msg='Checking for aio_fsync', headers='aio.h', lib='aio rt')
 368             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 369             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 370             conf.CHECK_CODE('struct aiocb a; return aio_cancel(1, &a);', 'HAVE_AIO_CANCEL', msg='Checking for aio_cancel', headers='aio.h', lib='aio rt')
 371             conf.CHECK_CODE('struct aiocb a; return aio_suspend(&a, 1, NULL);', 'HAVE_AIO_SUSPEND', msg='Checking for aio_suspend', headers='aio.h', lib='aio rt')
 372             if host_os.rfind('linux') > -1:
 373                 conf.CHECK_FUNCS_IN('io_submit', 'aio')
 374                 conf.CHECK_CODE('''
 375 struct io_event ioev;
 376 struct iocb *ioc;
 377 io_context_t ctx;
 378 struct timespec ts;
 379 int fd;
 380 char *buf;
 381 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 382 io_queue_init(128,&ctx);
 383 io_prep_pwrite(ioc, 1, buf, 1, 0);
 384 io_prep_pread(ioc, 1, buf, 1, 0);
 385 io_set_eventfd(ioc, fd);
 386 io_set_callback(ioc, (io_callback_t)(0));
 387 io_submit(ctx, 1, &ioc);
 388 io_getevents(ctx, 1, 1, &ioev, &ts);
 389 ''',
 390                         'HAVE_LINUX_KERNEL_AIO',
 391                         msg='Checking for linux kernel asynchronous io support',
 392                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 393                         lib='aio')
 394
 395         if not conf.CONFIG_SET('HAVE_AIO'):
 396             conf.DEFINE('HAVE_NO_AIO', '1')
 397     else:
 398         conf.DEFINE('HAVE_NO_AIO', '1')
 399
 400     conf.CHECK_CODE('''
 401 struct msghdr msg;
 402 union {
 403         struct cmsghdr cm;
 404         char control[CMSG_SPACE(sizeof(int))];
 405 } control_un;
 406 msg.msg_control = control_un.control;
 407 msg.msg_controllen = sizeof(control_un.control);
 408 ''',
 409         'HAVE_MSGHDR_MSG_CONTROL',
 410         msg='Checking if we can use msg_control for passing file descriptors',
 411         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 412     conf.CHECK_CODE('''
 413 struct msghdr msg;
 414 int fd;
 415 msg.msg_acctrights = (caddr_t) &fd;
 416 msg.msg_acctrightslen = sizeof(fd);
 417 ''',
 418         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 419         msg='Checking if we can use msg_acctrights for passing file descriptors',
 420         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 421
 422     if Options.options.with_winbind:
 423         conf.env.build_winbind = True
 424         conf.DEFINE('WITH_WINBIND', '1')
 425
 426     conf.find_program('awk', var='AWK')
 427     conf.find_program('perl', var='PERL')
 428
 429     conf.CHECK_HEADERS('asm/types.h')
 430
 431     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 432                     headers='unistd.h sys/types.h',
 433                     msg="Checking for major macro")
 434
 435     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 436                     headers='unistd.h sys/types.h',
 437                     msg="Checking for minor macro")
 438
 439     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 440                                 headers='unistd.h sys/types.h dirent.h',
 441                                 define='HAVE_DIRENT_D_OFF')
 442
 443     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 444     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 445         netgrent_cflags = '-Werror-implicit-function-declaration'
 446     else:
 447         netgrent_cflags = ''
 448     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 449                     msg="Checking for setnetgrent prototype",
 450                     headers='netdb.h netgroup.h',
 451                     cflags=netgrent_cflags)
 452     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 453                     msg="Checking for getnetgrent prototype",
 454                     headers='netdb.h netgroup.h',
 455                     cflags=netgrent_cflags)
 456     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 457                     msg="Checking for endnetgrent prototype",
 458                     headers='netdb.h netgroup.h',
 459                     cflags=netgrent_cflags)
 460
 461
 462     # Look for CUPS
 463     if Options.options.with_cups:
 464         conf.find_program('cups-config', var='CUPS_CONFIG')
 465         if conf.env.CUPS_CONFIG:
 466             # we would normally use --libs here, but cups-config incorrectly adds
 467             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 468             # of an in-tree heimdal kerberos
 469             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 470                            package="", uselib_store="CUPS")
 471         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 472         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 473         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 474             conf.DEFINE('HAVE_CUPS', '1')
 475         else:
 476             conf.undefine('HAVE_CUPS')
 477             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 478     else:
 479         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 480         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 481
 482     if Options.options.with_iprint:
 483         if conf.CONFIG_SET('HAVE_CUPS'):
 484             conf.DEFINE('HAVE_IPRINT', '1')
 485         else:
 486             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 487     if Options.options.with_syslog:
 488         conf.DEFINE('WITH_SYSLOG', '1')
 489     if Options.options.with_automount:
 490         conf.DEFINE('WITH_AUTOMOUNT', '1')
 491
 492     # Check for LDAP
 493     if Options.options.with_ldap:
 494         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 495         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 496         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 497         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 498
 499         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 500         # for the samba logs
 501         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 502                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 503
 504         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 505         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 506
 507         # Check if ldap_set_rebind_proc() takes three arguments
 508         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 509                            'LDAP_SET_REBIND_PROC_ARGS',
 510                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 511                            headers='ldap.h lber.h', link=False):
 512             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 513         else:
 514             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 515
 516         # last but not least, if ldap_init() exists, we want to use ldap
 517         if conf.CONFIG_SET('HAVE_LDAP_INIT'):
 518             conf.DEFINE('HAVE_LDAP', '1')
 519             conf.DEFINE('LDAP_DEPRECATED', '1')
 520             conf.env['HAVE_LDAP'] = '1'
 521             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 522             # SASL wrapping hooks
 523             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 524                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 525                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 526     else:
 527         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 528         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 529
 530     if Options.options.with_ads:
 531         use_ads=True
 532         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 533            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 534             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 535             use_ads=False
 536         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 537             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 538             use_ads=False
 539         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 540             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 541             use_ads=False
 542         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 543             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 544             use_ads=False
 545         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 546             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 547             use_ads=False
 548         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 549             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 550             use_ads=False
 551         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 552             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 553             use_ads=False
 554         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 555             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 556             use_ads=False
 557         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 558             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 559             use_ads=False
 560         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
 561            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
 562             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
 563             use_ads=False
 564         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 565            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 566             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 567             use_ads=False
 568         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 569            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 570             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 571             use_ads=False
 572         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 573            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 574             Logs.warn("no KT_FREE_FUNCTION detected")
 575             use_ads=False
 576         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 577             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 578             use_ads=False
 579
 580         # We don't actually use
 581         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 582         # clue that this Heimdal, which does the PAC processing we
 583         # need on the standard gss_inquire_sec_context_by_oid
 584         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 585             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 586                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 587             Logs.warn("need eiterh gss_get_name_attribute or gsskrb5_extract_authz_data_from_sec_context and gss_inquire_sec_context_by_oid in -lgssapi for PAC support")
 588             use_ads=False
 589
 590         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 591             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 592             use_ads=False
 593
 594         if use_ads:
 595             conf.DEFINE('WITH_ADS', '1')
 596             conf.DEFINE('HAVE_KRB5', '1')
 597             if conf.CONFIG_SET('HAVE_LDAP'):
 598                 conf.env['HAVE_ADS'] = '1'
 599         else:
 600             Logs.warn("krb5 libs don't have all features required for Active Directory support")
 601             conf.undefine('HAVE_KRB5_H')
 602             conf.undefine('HAVE_GSSAPI_H')
 603             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 604             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 605
 606     if Options.options.with_utmp:
 607         conf.env.with_utmp = True
 608         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
 609         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 610         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 611                                     define='HAVE_UT_UT_NAME')
 612         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 613                                     define='HAVE_UT_UT_USER')
 614         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 615                                     define='HAVE_UT_UT_ID')
 616         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 617                                     define='HAVE_UT_UT_HOST')
 618         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 619                                     define='HAVE_UT_UT_TIME')
 620         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 621                                     define='HAVE_UT_UT_TV')
 622         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 623                                     define='HAVE_UT_UT_TYPE')
 624         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 625                                     define='HAVE_UT_UT_PID')
 626         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 627                                     define='HAVE_UT_UT_EXIT')
 628         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr_v6', headers='utmp.h',
 629                                     define='HAVE_UT_UT_ADDR_V6')
 630         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr', headers='utmp.h',
 631                                     define='HAVE_UT_UT_ADDR')
 632         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 633                                     define='HAVE_UX_UT_SYSLEN')
 634         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 635                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 636                         msg="Checking whether pututline returns pointer")
 637         if conf.env.with_utmp:
 638             conf.DEFINE('WITH_UTMP', 1)
 639
 640     if Options.options.with_avahi:
 641         conf.env.with_avahi = True
 642         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 643         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 644         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 645         if conf.env.with_avahi:
 646             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 647     else:
 648         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 649         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 650
 651     if Options.options.with_iconv:
 652         conf.env.with_iconv = True
 653         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 654             conf.env.with_iconv = False
 655         if conf.env.with_iconv:
 656             conf.DEFINE('HAVE_ICONV', 1)
 657
 658     if Options.options.with_pam:
 659         use_pam=True
 660         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 661         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 662             Logs.warn("--with-pam=yes but pam_appl.h not found")
 663             use_pam=False
 664         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 665         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 666         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 667             Logs.warn("--with-pam=yes but pam_modules.h not found")
 668             use_pam=False
 669         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 670         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 671         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 672         conf.CHECK_CODE('''
 673 #if defined(HAVE_SECURITY_PAM_APPL_H)
 674 #include <security/pam_appl.h>
 675 #elif defined(HAVE_PAM_PAM_APPL_H)
 676 #include <pam/pam_appl.h>
 677 #endif
 678 pam_set_item(0, PAM_RHOST, 0);
 679 ''',
 680             'HAVE_PAM_RHOST',
 681             lib='pam',
 682             msg="Checking whether PAM_RHOST is available");
 683         conf.CHECK_CODE('''
 684 #if defined(HAVE_SECURITY_PAM_APPL_H)
 685 #include <security/pam_appl.h>
 686 #elif defined(HAVE_PAM_PAM_APPL_H)
 687 #include <pam/pam_appl.h>
 688 #endif
 689 pam_set_item(0, PAM_TTY, 0);
 690 ''',
 691             'HAVE_PAM_TTY',
 692             lib='pam',
 693             msg="Checking whether PAM_TTY is available");
 694         conf.CHECK_CODE('''
 695 #if (!defined(LINUX))
 696
 697 #define PAM_EXTERN extern
 698 #if defined(HAVE_SECURITY_PAM_APPL_H)
 699 #include <security/pam_appl.h>
 700 #elif defined(HAVE_PAM_PAM_APPL_H)
 701 #include <pam/pam_appl.h>
 702 #endif
 703
 704 #endif
 705
 706 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 707 #include <security/pam_modules.h>
 708 #elif defined(HAVE_PAM_PAM_MODULES_H)
 709 #include <pam/pam_modules.h>
 710 #endif
 711
 712 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 713 #include <security/_pam_macros.h>
 714 #elif defined(HAVE_PAM__PAM_MACROS_H)
 715 #include <pam/_pam_macros.h>
 716 #endif
 717
 718 #ifdef HAVE_SECURITY_PAM_EXT_H
 719 #include <security/pam_ext.h>
 720 #endif
 721
 722 int i; i = PAM_RADIO_TYPE;
 723 ''',
 724             'HAVE_PAM_RADIO_TYPE',
 725             lib='pam',
 726             msg="Checking whether PAM_RADIO_TYPE is available");
 727         if use_pam:
 728             conf.DEFINE('WITH_PAM', 1)
 729             conf.DEFINE('WITH_PAM_MODULES', 1)
 730
 731     seteuid = False
 732     if not seteuid:
 733         seteuid = conf.CHECK_CODE('''
 734                                 #define AUTOCONF_TEST 1
 735                                 #define USE_SETREUID 1
 736                                 #include "./lib/util_sec.c"
 737                                 ''',
 738                                 'USE_SETREUID',
 739                                 addmain=False,
 740                                 execute=True,
 741                                 msg="Checking whether setreuid is available")
 742     if not seteuid:
 743         seteuid = conf.CHECK_CODE('''
 744                                 #define AUTOCONF_TEST 1
 745                                 #define USE_SETRESUID 1
 746                                 #include "./lib/util_sec.c"
 747                                 ''',
 748                                 'USE_SETRESUID',
 749                                 addmain=False,
 750                                 execute=True,
 751                                 msg="Checking whether setresuid is available")
 752     if not seteuid:
 753         seteuid = conf.CHECK_CODE('''
 754                                 #define AUTOCONF_TEST 1
 755                                 #define USE_SETEUID 1
 756                                 #include "./lib/util_sec.c"
 757                                 ''',
 758                                 'USE_SETEUID',
 759                                 addmain=False,
 760                                 execute=True,
 761                                 msg="Checking whether seteuid is available")
 762     if not seteuid:
 763         seteuid = conf.CHECK_CODE('''
 764                                 #define AUTOCONF_TEST 1
 765                                 #define USE_SETUIDX 1
 766                                 #include "./lib/util_sec.c"
 767                                 ''',
 768                                 'USE_SETUIDX',
 769                                 addmain=False,
 770                                 execute=True,
 771                                 mandatory=True,
 772                                 msg="Checking whether setuidx is available")
 773     if Options.options.with_dnsupdate:
 774         if not conf.CONFIG_SET('HAVE_KRB5'):
 775             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 776         else:
 777             conf.DEFINE('WITH_DNS_UPDATES', 1)
 778     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 779     if Options.options.developer:
 780         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 781             conf.DEFINE('VALGRIND', '1')
 782
 783     if conf.CHECK_CODE('''
 784 #include <bits/sockaddr.h>
 785 #include <linux/netlink.h>
 786 ''',
 787                 'HAVE_LINUX_NETLINK_H',
 788                 msg="Checking whether Linux netlink is available"):
 789
 790         conf.CHECK_CODE('''
 791 #include <bits/sockaddr.h>
 792 #include <linux/netlink.h>
 793 #include <linux/rtnetlink.h>
 794 ''',
 795                 'HAVE_LINUX_RTNETLINK_H',
 796                 msg='Checking whether Linux rtnetlink is available')
 797
 798     conf.CHECK_CODE('''
 799 #include "../tests/fcntl_lock.c"
 800 ''',
 801                 'HAVE_FCNTL_LOCK',
 802                 addmain=False,
 803                 execute=True,
 804                 msg='Checking whether fcntl locking is available')
 805
 806 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
 807     if not conf.CHECK_CODE('''
 808 #define _XOPEN_SOURCE 600
 809 #include <stdlib.h>
 810 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
 811 #error probably broken posix_fallocate
 812 #endif
 813 ''',
 814                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
 815                            msg='Checking for broken posix_fallocate'):
 816         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
 817
 818
 819     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
 820                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
 821     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
 822                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
 823     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
 824                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
 825     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
 826                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
 827     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
 828                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
 829     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
 830        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
 831        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
 832        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
 833        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
 834         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
 835
 836     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
 837     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
 838                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
 839     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
 840                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
 841     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
 842                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
 843
 844     conf.CHECK_CODE('''
 845 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
 846 ''',
 847                 'HAVE_POSIX_FADVISE',
 848                 msg='Checking whether posix_fadvise is available',
 849                 headers='unistd.h fcntl.h')
 850
 851     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
 852         conf.CHECK_CODE('''
 853                         #include <unistd.h>
 854                         return sysconf(%s) == -1 ? 1 : 0;
 855                         ''' % v,
 856                         'SYSCONF%s' % v,
 857                         msg='Checking whether sysconf(%s) is available' % v)
 858
 859     conf.CHECK_CODE('''
 860 #include <sys/syscall.h>
 861 #include <unistd.h>
 862 syscall(SYS_initgroups, 16, NULL, NULL, 0);
 863                     ''',
 864                     'HAVE_DARWIN_INITGROUPS',
 865                     msg='Checking whether to use the Darwin-specific initgroups system call')
 866
 867     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
 868                     'HAVE_UTIMBUF',
 869                     headers='sys/types.h utime.h',
 870                     msg='Checking whether struct utimbuf is available')
 871
 872     if conf.CHECK_CODE('''struct sigevent s;''',
 873                     'HAVE_STRUCT_SIGEVENT',
 874                     headers='sys/types.h stdlib.h stddef.h signal.h',
 875                     msg='Checking whether we have the struct sigevent'):
 876         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
 877                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
 878                                     headers='signal.h');
 879         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
 880                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
 881                                     headers='signal.h');
 882
 883     if os.path.exists('/proc/sys/kernel/core_pattern'):
 884         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
 885
 886     if conf.CHECK_CODE('''
 887 #include <time.h>
 888 main() {
 889         struct tm *tm;
 890         if (sizeof(time_t) == 8) {
 891                 time_t max_time = 0x7fffffffffffffffll;
 892                 tm = gmtime(&max_time);
 893                 /* This should fail with 32-bit tm_year. */
 894                 if (tm == NULL) {
 895                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
 896                         max_time = 67768036191676799ll;
 897                         tm = gmtime(&max_time);
 898                         if (tm) {
 899                                 exit(0);
 900                         }
 901                 }
 902         }
 903         exit(1);
 904 }''',
 905         '__TIME_T_MAX',
 906         addmain=False,
 907         execute=True,
 908         msg="Checking for the maximum value of the 'time_t' type"):
 909             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
 910
 911     conf.CHECK_CODE('''
 912 #if defined(HAVE_UNISTD_H)
 913 #include <unistd.h>
 914 #endif
 915 #include <sys/types.h>
 916 main() { dev_t dev = makedev(1,2); return 0; }
 917 ''',
 918         'HAVE_MAKEDEV',
 919         addmain=False,
 920         msg='Checking whether the macro for makedev is available')
 921
 922     conf.CHECK_CODE('''
 923 #include <stdio.h>
 924 #include <limits.h>
 925 #include <signal.h>
 926
 927 void exit_on_core(int ignored) {
 928         exit(1);
 929 }
 930
 931 main() {
 932         char *newpath;
 933         signal(SIGSEGV, exit_on_core);
 934         newpath = realpath("/tmp", NULL);
 935         exit((newpath != NULL) ? 0 : 1);
 936 }
 937 ''',
 938         'REALPATH_TAKES_NULL',
 939         addmain=False,
 940         execute=True,
 941         msg='Checking whether the realpath function allows a NULL argument')
 942
 943     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
 944                     'HAVE_FTRUNCATE_EXTEND',
 945                     msg='Checking for ftruncate extend',
 946                     addmain=False,
 947                     execute=True)
 948     if os.getenv('RUN_FROM_BUILD_FARM'):
 949         Logs.info("enabling buildfarm hacks")
 950         conf.DEFINE('ENABLE_BUILD_FARM_HACKS', '1')
 951
 952     if Options.options.with_sendfile_support:
 953         if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('k*bsd*-gnu') > -1) or (host_os.rfind('kopensolaris*-gnu') > -1):
 954             conf.CHECK_CODE('''
 955                             int tofd, fromfd;
 956                             off_t offset;
 957                             size_t total;
 958                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
 959                             ''',
 960                             '_HAVE_SENDFILE',
 961                             headers='sys/sendfile.h',
 962                             msg='Checking for linux sendfile support')
 963
 964             if conf.CONFIG_SET('_HAVE_SENDFILE'):
 965                 conf.DEFINE('HAVE_SENDFILE', '1')
 966                 conf.DEFINE('LINUX_SENDFILE_API', '1')
 967                 conf.DEFINE('WITH_SENDFILE', '1')
 968         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
 969             conf.CHECK_CODE('''
 970                             #include <sys/types.h>
 971                             #include <unistd.h>
 972                             #include <sys/socket.h>
 973                             #include <sys/uio.h>
 974                             int fromfd, tofd, ret, total=0;
 975                             off_t offset, nwritten;
 976                             struct sf_hdtr hdr;
 977                             struct iovec hdtrl;
 978                             hdr.headers = &hdtrl;
 979                             hdr.hdr_cnt = 1;
 980                             hdr.trailers = NULL;
 981                             hdr.trl_cnt = 0;
 982                             hdtrl.iov_base = NULL;
 983                             hdtrl.iov_len = 0;
 984                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
 985                             ''',
 986                             '_HAVE_SENDFILE',
 987                             msg='Checking for freebsd sendfile support')
 988             if conf.CONFIG_SET('_HAVE_SENDFILE'):
 989                 conf.DEFINE('HAVE_SENDFILE', '1')
 990                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
 991                 conf.DEFINE('WITH_SENDFILE', '1')
 992         elif (host_os.rfind('hpux') > -1):
 993             conf.CHECK_CODE('''
 994                             #include <sys/socket.h>
 995                             #include <sys/uio.h>
 996                             int fromfd, tofd;
 997                             size_t total=0;
 998                             struct iovec hdtrl[2];
 999                             ssize_t nwritten;
1000                             off_t offset;
1001                             hdtrl[0].iov_base = 0;
1002                             hdtrl[0].iov_len = 0;
1003                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1004                             ''',
1005                             '_HAVE_SENDFILE',
1006                             msg='Checking for hpux sendfile support')
1007             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1008                 conf.DEFINE('HAVE_SENDFILE', '1')
1009                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1010                 conf.DEFINE('WITH_SENDFILE', '1')
1011         elif (host_os.rfind('solaris') > -1):
1012             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1013             conf.CHECK_CODE('''
1014                             #include <sys/sendfile.h>,
1015                             int sfvcnt;
1016                             size_t xferred;
1017                             struct sendfilevec vec[2];
1018                             ssize_t nwritten;
1019                             int tofd;
1020                             sfvcnt = 2;
1021                             vec[0].sfv_fd = SFV_FD_SELF;
1022                             vec[0].sfv_flag = 0;
1023                             vec[0].sfv_off = 0;
1024                             vec[0].sfv_len = 0;
1025                             vec[1].sfv_fd = 0;
1026                             vec[1].sfv_flag = 0;
1027                             vec[1].sfv_off = 0;
1028                             vec[1].sfv_len = 0;
1029                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1030                             ''',
1031                             '_HAVE_SENDFILEV',
1032                             msg='Checking for solaris sendfilev support')
1033             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1034                 conf.DEFINE('HAVE_SENDFILEV', '1')
1035                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1036                 conf.DEFINE('WITH_SENDFILE', '1')
1037         elif (host_os.rfind('aix') > -1):
1038             conf.CHECK_CODE('''
1039                             #include <sys/socket.h>
1040                             int fromfd, tofd;
1041                             size_t total=0;
1042                             struct sf_parms hdtrl;
1043                             ssize_t nwritten;
1044                             hdtrl.header_data = 0;
1045                             hdtrl.header_length = 0;
1046                             hdtrl.file_descriptor = fromfd;
1047                             hdtrl.file_offset = 0;
1048                             hdtrl.file_bytes = 0;
1049                             hdtrl.trailer_data = 0;
1050                             hdtrl.trailer_length = 0;
1051                             nwritten = send_file(&tofd, &hdtrl, 0);
1052                             ''',
1053                             '_HAVE_SENDFILE',
1054                             msg='Checking for AIX send_file support')
1055             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1056                 conf.DEFINE('HAVE_SENDFILE', '1')
1057                 conf.DEFINE('AIX_SENDFILE_API', '1')
1058                 conf.DEFINE('WITH_SENDFILE', '1')
1059
1060     # Check for getcwd allowing a NULL arg.
1061     conf.CHECK_CODE('''
1062 #include <unistd.h>
1063 main() {
1064         char *s = getcwd(NULL,0);
1065         exit(s != NULL ?  0 : 1);
1066 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1067         msg="getcwd takes a NULL argument")
1068
1069
1070     # UnixWare 7.x has its getspnam in -lgen
1071     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1072     conf.CHECK_FUNCS_IN('getspnam', 'security')
1073     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1074
1075     if Options.options.with_quotas:
1076         # For quotas on Veritas VxFS filesystems
1077         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1078         # For quotas on Linux XFS filesystems
1079         conf.CHECK_HEADERS('linux/dqblk_xfs.h')
1080         # For sys/quota.h and linux/quota.h
1081         conf.CHECK_HEADERS('sys/quota.h')
1082
1083
1084     #
1085     # checking for clustering extensions (CTDB)
1086     #
1087     if not Options.options.with_cluster_support:
1088         have_cluster_support = False
1089
1090     else:
1091
1092         if Options.options.ctdb_dir:
1093             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1094
1095         srcdir = os.path.realpath(conf.srcdir)
1096         if 'EXTRA_INCLUDES' in conf.env:
1097             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1098         else:
1099             includes = ''
1100
1101         have_cluster_support = True
1102         ctdb_broken = ""
1103
1104         conf.CHECK_CODE('''
1105             #define NO_CONFIG_H
1106             #include "replace.h"
1107             #include "system/wait.h"
1108             #include "system/network.h"
1109             #define private #error __USED_RESERVED_WORD_private__
1110             #include <talloc.h>
1111             #include <tdb.h>
1112             #include <ctdb.h>
1113
1114             int main(void)
1115             {
1116                 return 0;
1117             }
1118             ''',
1119             'HAVE_CTDB_H',
1120             addmain=False,
1121             includes=includes,
1122             msg='Checking for header ctdb.h')
1123
1124         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1125             have_cluster_support = False
1126             ctdb_broken = "ctdb.h is required for cluster support"
1127
1128         if have_cluster_support:
1129             conf.CHECK_CODE('''
1130                 #define NO_CONFIG_H
1131                 #include "replace.h"
1132                 #include "system/wait.h"
1133                 #include "system/network.h"
1134                 #define private #error __USED_RESERVED_WORD_private__
1135                 #include <talloc.h>
1136                 #include <tdb.h>
1137                 #include <ctdb.h>
1138                 #include <ctdb_private.h>
1139
1140                 int main(void)
1141                 {
1142                     return 0;
1143                 }
1144                 ''',
1145                 'HAVE_CTDB_PRIVATE_H',
1146                 addmain=False,
1147                 includes=includes,
1148                 msg='Checking for header ctdb_private.h')
1149
1150             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1151                 have_cluster_support = False
1152                 ctdb_broken = "ctdb_private.h is required for cluster support"
1153
1154         if have_cluster_support:
1155             conf.CHECK_CODE('''
1156                 #define NO_CONFIG_H
1157                 #include "replace.h"
1158                 #include "system/wait.h"
1159                 #include "system/network.h"
1160                 #include <talloc.h>
1161                 #include <tdb.h>
1162                 #include <ctdb.h>
1163                 #include <ctdb_private.h>
1164
1165                 int main(void)
1166                 {
1167                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1168                    return 0;
1169                 }
1170                 ''',
1171                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1172                 addmain=False,
1173                 includes=includes,
1174                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1175
1176             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1177                 have_cluster_support = False
1178                 ctdb_broken = "ctdb transaction support missing or too old"
1179
1180         if have_cluster_support:
1181             conf.CHECK_CODE('''
1182                 #define NO_CONFIG_H
1183                 #include "replace.h"
1184                 #include "system/wait.h"
1185                 #include "system/network.h"
1186                 #include <talloc.h>
1187                 #include <tdb.h>
1188                 #include <ctdb.h>
1189                 #include <ctdb_private.h>
1190
1191                 int main(void)
1192                 {
1193                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1194                     return 0;
1195                 }
1196                 ''',
1197                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1198                 addmain=False,
1199                 includes=includes,
1200                 msg='Checking for SCHEDULE_FOR_DELETION control')
1201
1202             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1203                 if not Options.options.enable_old_ctdb:
1204                     have_cluster_support = False
1205                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1206                 else:
1207                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1208
1209         if have_cluster_support:
1210             conf.CHECK_CODE('''
1211                 #define NO_CONFIG_H
1212                 #include "replace.h"
1213                 #include "system/wait.h"
1214                 #include "system/network.h"
1215                 #include <talloc.h>
1216                 #include <tdb.h>
1217                 #include <ctdb.h>
1218                 #include <ctdb_private.h>
1219
1220                 int main(void)
1221                 {
1222                     struct ctdb_control_tcp _x;
1223                     return 0;
1224                 }
1225                 ''',
1226                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1227                 addmain=False,
1228                 includes=includes,
1229                 msg='Checking for ctdb ipv4 support')
1230
1231             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1232                 have_cluster_support = False
1233                 ctdb_broken = "missing struct ctdb_control_tcp"
1234
1235         if have_cluster_support:
1236             conf.CHECK_CODE('''
1237                 #define NO_CONFIG_H
1238                 #include "replace.h"
1239                 #include "system/wait.h"
1240                 #include "system/network.h"
1241                 #include <talloc.h>
1242                 #include <tdb.h>
1243                 #include <ctdb.h>
1244                 #include <ctdb_private.h>
1245
1246                 int main(void)
1247                 {
1248                     struct ctdb_control_tcp_addr _x;
1249                     return 0;
1250                 }
1251                 ''',
1252                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1253                 addmain=False,
1254                 includes=includes,
1255                 msg='Checking for ctdb ipv6 support')
1256
1257         if have_cluster_support:
1258             conf.CHECK_CODE('''
1259                 #define NO_CONFIG_H
1260                 #include "replace.h"
1261                 #include "system/wait.h"
1262                 #include "system/network.h"
1263                 #include <talloc.h>
1264                 #include <tdb.h>
1265                 #include <ctdb.h>
1266                 #include <ctdb_private.h>
1267
1268                 int main(void)
1269                 {
1270                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1271                     return 0;
1272                 }
1273                 ''',
1274                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1275                 addmain=False,
1276                 includes=includes,
1277                 msg='Checking for CHECK_SRVIDS control')
1278
1279             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1280                 if not Options.options.enable_old_ctdb:
1281                     have_cluster_support = False
1282                     ctdb_broken = "CHECK_SRVIDS control missing"
1283                 else:
1284                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1285
1286     if have_cluster_support:
1287         Logs.info("building with cluster support")
1288         conf.DEFINE('CLUSTER_SUPPORT', 1);
1289     else:
1290         if not Options.options.with_cluster_support:
1291             Logs.info("building without cluster support")
1292         else:
1293             Logs.warn("building without cluster support: " + ctdb_broken)
1294         conf.undefine('CLUSTER_SUPPORT')
1295
1296
1297
1298     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1299                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1300                     addmain=False,
1301                     link=False,
1302                     msg='Checking whether we can compile with __attribute__((destructor))')
1303
1304     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1305                     'SEEKDIR_RETURNS_VOID',
1306                     headers='sys/types.h dirent.h',
1307                     msg='Checking whether seekdir returns void')
1308
1309     if Options.options.with_profiling_data:
1310         conf.DEFINE('WITH_PROFILE', 1);
1311
1312     PTHREAD_CFLAGS='error'
1313     PTHREAD_LDFLAGS='error'
1314
1315     if PTHREAD_LDFLAGS == 'error':
1316         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1317             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1318             PTHREAD_LDFLAGS='-lpthread'
1319     if PTHREAD_LDFLAGS == 'error':
1320         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1321             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1322             PTHREAD_LDFLAGS='-lpthreads'
1323     if PTHREAD_LDFLAGS == 'error':
1324         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1325             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1326             PTHREAD_LDFLAGS='-pthread'
1327     if PTHREAD_LDFLAGS == 'error':
1328         if conf.CHECK_FUNCS('pthread_attr_init'):
1329             PTHREAD_CFLAGS='-D_REENTRANT'
1330             PTHREAD_LDFLAGS='-lpthread'
1331     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1332     # pthread_attr_init. On pthread_mutex_lock it works there...
1333     if PTHREAD_LDFLAGS == 'error':
1334         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1335             PTHREAD_CFLAGS='-D_REENTRANT'
1336             PTHREAD_LDFLAGS='-lpthread'
1337
1338     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1339         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1340         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1341         conf.CHECK_HEADERS('pthread.h')
1342         conf.DEFINE('HAVE_PTHREAD', '1')
1343
1344     if Options.options.with_pthreadpool:
1345         if conf.CONFIG_SET('HAVE_PTHREAD'):
1346             conf.DEFINE('WITH_PTHREADPOOL', '1')
1347         else:
1348             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1349             conf.undefine('WITH_PTHREADPOOL')
1350
1351     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1352         conf.DEFINE('HAVE_GPFS', '1')
1353
1354     # Note that all charset 'modules' must actually be static, due to dependency loop issues
1355     # if we include the module loader in iconv
1356
1357     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1358                                       auth_sam auth_unix auth_winbind auth_wbc
1359                                       auth_domain auth_builtin vfs_default
1360                                       nss_info_template idmap_tdb idmap_passdb
1361                                       idmap_nss''')
1362
1363     default_shared_modules=TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1364                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1365                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1366                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1367                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1368                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1369                                       vfs_crossrename vfs_linux_xfs_sgid
1370                                       vfs_time_audit idmap_autorid''')
1371
1372     if Options.options.developer:
1373         default_static_modules.extend(TO_LIST('auth_netlogond charset_weird'))
1374         default_shared_modules.extend(TO_LIST('perfcount_test'))
1375         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1376         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1377
1378     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1379         default_static_modules.extend(TO_LIST('pdb_samba4 auth_samba4 vfs_dfs_samba4'))
1380
1381     if Options.options.with_acl_support and conf.CONFIG_SET('HAVE_POSIX_ACLS'):
1382         default_static_modules.extend(TO_LIST('vfs_posixacl'))
1383
1384     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1385         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1386
1387     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1388         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1389
1390     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1391         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1392
1393     if conf.CONFIG_SET('HAVE_AIO') and (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1394         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1395
1396     if conf.CONFIG_SET('HAVE_AIO') and Options.options.with_pthreadpool:
1397         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1398
1399     if conf.CONFIG_SET('HAVE_AIO') and conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1400         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1401
1402     if conf.CONFIG_SET('HAVE_LDAP'):
1403         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1404
1405     if conf.CONFIG_SET('DARWINOS'):
1406         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1407
1408     if conf.CONFIG_SET('HAVE_GPFS'):
1409         default_shared_modules.extend(TO_LIST('vfs_gpfs vfs_gpfs_hsm_notify'))
1410
1411     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1412     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1413
1414     final_static_modules = default_static_modules
1415     final_shared_modules = default_shared_modules
1416
1417     for m in explicit_static_modules:
1418         if m in final_shared_modules:
1419             final_shared_modules.remove(m)
1420         final_static_modules.append(m)
1421     for m in explicit_shared_modules:
1422         if m in final_static_modules:
1423             final_static_modules.remove(m)
1424         final_shared_modules.append(m)
1425
1426     conf.env['static_modules'] = final_static_modules
1427     conf.env['shared_modules'] = final_shared_modules
1428
1429     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1430
1431     static_list = {}
1432     shared_list = {}
1433
1434     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1435     conf.env['MODULE_PREFIXES'] = prefixes
1436     for p in prefixes:
1437         for m in final_static_modules:
1438             if m.find(p) == 0:
1439                 if not p in static_list:
1440                     static_list[p] = []
1441                 static_list[p].append(m)
1442         for m in final_shared_modules:
1443             if m.find(p) == 0:
1444                 if not p in shared_list:
1445                     shared_list[p] = []
1446                 shared_list[p].append(m)
1447
1448     for p in prefixes:
1449         static_env = "%s_STATIC" % p.upper()
1450         shared_env = "%s_SHARED" % p.upper()
1451         conf.env[static_env] = []
1452         conf.env[shared_env] = []
1453         if p in static_list:
1454             decl_list=""
1455             for entry in static_list[p]:
1456                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1457                 conf.env[static_env].append('%s' % entry)
1458             decl_list = decl_list.rstrip()
1459             conf.DEFINE('static_decl_%s' % p, decl_list)
1460             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1461         else:
1462             conf.DEFINE('static_decl_%s' % p, '')
1463             conf.DEFINE('static_init_%s' % p, '{}')
1464         if p in shared_list:
1465             for entry in shared_list[p]:
1466                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1467                 conf.env[shared_env].append('%s' % entry)
1468
1469     conf.SAMBA_CONFIG_H('include/config.h')
1470
1471 def ctags(ctx):
1472     "build 'tags' file using ctags"
1473     import Utils
1474     source_root = os.path.dirname(Utils.g_module.root_path)
1475     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1476     print("Running: %s" % cmd)
1477     os.system(cmd)
1478