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
  25     opt.SAMBA3_ADD_OPTION('winbind')
  26     opt.SAMBA3_ADD_OPTION('swat')
  27     opt.SAMBA3_ADD_OPTION('ads')
  28     opt.SAMBA3_ADD_OPTION('ldap')
  29     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  30     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  31     opt.SAMBA3_ADD_OPTION('pam')
  32     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  33     opt.SAMBA3_ADD_OPTION('quotas')
  34     opt.SAMBA3_ADD_OPTION('sys-quotas')
  35     opt.SAMBA3_ADD_OPTION('sendfile-support')
  36     opt.SAMBA3_ADD_OPTION('utmp')
  37     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable", default=True)
  38     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  39     opt.SAMBA3_ADD_OPTION('iconv')
  40     opt.SAMBA3_ADD_OPTION('acl-support')
  41     opt.SAMBA3_ADD_OPTION('dnsupdate')
  42     opt.SAMBA3_ADD_OPTION('syslog')
  43     opt.SAMBA3_ADD_OPTION('automount')
  44     opt.SAMBA3_ADD_OPTION('aio-support')
  45     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  46
  47     opt.SAMBA3_ADD_OPTION('cluster-support')
  48
  49     opt.add_option('--with-ctdb-dir',
  50                    help=("Directory under which ctdb is installed"),
  51                    action="store", dest='ctdb_dir', default=None)
  52     opt.add_option('--enable-old-ctdb',
  53                   help=("enable building against (too) old version of ctdb (default=false)"),
  54                   action="store_true", dest='enable_old_ctdb', default=False)
  55
  56
  57
  58 def configure(conf):
  59     from samba_utils import TO_LIST
  60
  61     if Options.options.developer:
  62         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  63         conf.env.developer = True
  64
  65     if Options.options.with_swat:
  66         conf.env['build_swat'] = True
  67
  68     if sys.platform != 'openbsd5':
  69         conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  70
  71     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  72     conf.CHECK_HEADERS('linux/falloc.h')
  73
  74     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod')
  75     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  76     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  77     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  78     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
  79     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  80     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups syscall sysconf')
  81     conf.CHECK_FUNCS('atexit grantpt fallocate posix_fallocate')
  82     conf.CHECK_FUNCS('fseeko setluid')
  83     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  84     conf.CHECK_FUNCS('fdopendir')
  85     conf.CHECK_FUNCS('getpwent_r setenv strcasecmp fcvt fcvtl')
  86     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
  87     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  88     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  89     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  90     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
  91     conf.CHECK_FUNCS('shmget')
  92     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
  93     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain bind_textdomain_codeset')
  94     #FIXME: for some reason this one still fails
  95     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
  96     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
  97     conf.CHECK_DECLS('fdatasync', reverse=True)
  98     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
  99
 100     if conf.CONFIG_SET('HAVE_LONG_LONG'):
 101         conf.DEFINE('HAVE_LONGLONG', 1)
 102
 103     if conf.CHECK_CODE('''
 104 #if defined(HAVE_UNISTD_H)
 105 #include <unistd.h>
 106 #endif
 107 long ret = splice(0,0,1,0,400,SPLICE_F_MOVE);
 108 ''',
 109         'HAVE_LINUX_SPLICE',
 110         headers='fcntl.h'):
 111         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 112
 113     # Check for inotify support
 114     conf.CHECK_HEADERS('sys/inotify.h')
 115     if "HAVE_SYS_INOTIFY_H" in conf.env:
 116         conf.DEFINE('HAVE_INOTIFY', 1)
 117
 118     # Check for kernel change notify support
 119     conf.CHECK_CODE('''
 120 #ifndef F_NOTIFY
 121 #define F_NOTIFY 1026
 122 #endif
 123 main() {
 124         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 125 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 126         headers='fcntl.h signal.h',
 127         msg="Checking for kernel change notify support")
 128
 129     # Check for Linux kernel oplocks
 130     conf.CHECK_CODE('''
 131 #include <sys/types.h>
 132 #include <fcntl.h>
 133 #include <signal.h>
 134 #ifndef F_NOTIFY
 135 #define F_NOTIFY 1026
 136 #endif
 137 main() {
 138         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 139 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 140         msg="Checking for Linux kernel oplocks")
 141
 142     # Check for IRIX kernel oplock types
 143     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 144                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 145                     msg="Checking for IRIX kernel oplock types")
 146
 147     # Check for kernel share modes
 148     conf.CHECK_CODE('''
 149 #include <sys/types.h>
 150 #include <fcntl.h>
 151 #include <signal.h>
 152 #include <sys/file.h>
 153 #ifndef LOCK_MAND
 154 #define LOCK_MAND        32
 155 #define LOCK_READ        64
 156 #endif
 157 main() {
 158         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 159 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 160         msg="Checking for krenel share modes")
 161
 162     # Check for various members of the stat structure
 163     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 164                                 headers='sys/stat.h')
 165     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 166                                 headers='sys/stat.h')
 167     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 168                                 headers='sys/types.h sys/stat.h unistd.h')
 169
 170     if "HAVE_BLKCNT_T" in conf.env:
 171         conf.CHECK_CODE('''
 172         return sizeof(blkcnt_t) == 4 ? 0 : 1''',
 173                 'SIZEOF_BLKCNT_T_4', execute=True,
 174                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 175                 msg="Checking whether blkcnt_t is 32 bit")
 176
 177     if "HAVE_BLKCNT_T" in conf.env:
 178         conf.CHECK_CODE('''
 179         return sizeof(blkcnt_t) == 8 ? 0 : 1''',
 180                 'SIZEOF_BLKCNT_T_8', execute=True,
 181                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 182                 msg="Checking whether blkcnt_t is 64 bit")
 183
 184     # Check for POSIX capability support
 185     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 186
 187     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 188         conf.CHECK_CODE('''
 189         cap_t cap;
 190         cap_value_t vals[1];
 191         if (!(cap = cap_get_proc())) exit(1);
 192         vals[0] = CAP_CHOWN;
 193         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 194         cap_set_proc(cap);''',
 195                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 196                         headers='sys/capability.h',
 197                         msg="Checking whether POSIX capabilities are available")
 198
 199     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 200     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 201     # -- JRA.
 202     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 203         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 204                         define='HAVE_INT16_FROM_RPC_RPC_H',
 205                         msg="Checking for int16 typedef included by rpc/rpc.h")
 206         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 207                         headers='sys/types.h rpc/rpc.h',
 208                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 209         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 210                         headers='sys/types.h rpc/rpc.h',
 211                         msg="Checking for int32 typedef included by rpc/rpc.h")
 212         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 213                         headers='sys/types.h rpc/rpc.h',
 214                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 215     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 216                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 217                     msg="Checking for broken nisplus include files")
 218
 219     # Check if the compiler will optimize out functions
 220     conf.CHECK_CODE('''
 221 if (0) {
 222     this_function_does_not_exist();
 223 } else {
 224     return 1;
 225 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 226         msg="Checking if the compiler will optimize out functions")
 227
 228     # Check if the compiler supports the LL suffix on long long integers
 229     # AIX needs this
 230     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 231                     headers='stdio.h',
 232                     msg="Checking for LL suffix on long long integers")
 233
 234     conf.CHECK_FUNCS('''
 235 _acl __acl atexit
 236 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 237 __closedir crypt16 devnm dgettext dirfd
 238 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 239 _facl __facl _fchdir
 240 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 241 _fork __fork fseeko
 242 fsetxattr _fstat __fstat fsync
 243 futimens futimes __fxstat getauthuid
 244 getcwd _getcwd __getcwd getdents __getdents getdirentries
 245 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 246 getpwanam getpwent_r getrlimit gettext
 247 glob grantpt hstrerror initgroups innetgr
 248 llseek _llseek __llseek _lseek __lseek
 249 _lstat __lstat lutimes
 250 __lxstat memalign mknod mlock mlockall munlock munlockall
 251 _open __open _opendir __opendir
 252 pathconf poll posix_fallocate
 253 posix_memalign prctl pread _pread __pread
 254 pwrite _pwrite __pwrite
 255 rdchk _read __read _readdir __readdir
 256 _seekdir __seekdir
 257 select setenv setgidx setgroups setlocale setluid
 258 setmntent setpgid setpriv setsid setuidx
 259 shmget shm_open sigaction sigblock sigprocmask sigset
 260 _stat __stat statvfs
 261 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctl sysctlbyname
 262 __sys_llseek syslog _telldir __telldir textdomain timegm
 263 utimensat vsyslog _write __write __xstat
 264 ''')
 265
 266     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 267
 268     # FIXME: these should be tests for features, but the old build system just
 269     # checks for OSes.
 270     host_os = sys.platform
 271     Logs.info("building on %s" % host_os)
 272
 273     # Python doesn't have case switches... :/
 274     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 275     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 276
 277     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 278     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 279         if host_os.rfind('linux') > -1:
 280             conf.DEFINE('LINUX', '1')
 281         elif host_os.rfind('qnx') > -1:
 282             conf.DEFINE('QNX', '1')
 283         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 284     elif (host_os.rfind('darwin') > -1):
 285         conf.DEFINE('DARWINOS', 1)
 286         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 287         conf.ADD_CFLAGS('-fno-common')
 288     elif (host_os.rfind('freebsd') > -1):
 289         if conf.CHECK_HEADERS('sunacl.h'):
 290             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
 291             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 292         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 293     elif (host_os.rfind('netbsd') > -1):
 294         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 295     elif (host_os.rfind('openbsd') > -1):
 296         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 297     elif (host_os.rfind('sunos') > -1):
 298         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 299     # FIXME: Add more checks here.
 300     else:
 301         Logs.warn("Unknown host_os '%s', please report this to samba-technical@samba.org" % host_os)
 302
 303     #FIXME: add more checks
 304     if Options.options.with_acl_support:
 305         if (host_os.rfind('darwin') > -1):
 306             conf.SET_TARGET_TYPE('acl', 'EMPTY')
 307         else:
 308             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 309             if conf.CHECK_CODE('''
 310 acl_t acl;
 311 int entry_id;
 312 acl_entry_t *entry_p;
 313 return acl_get_entry(acl, entry_id, entry_p);
 314 ''',
 315                         'HAVE_POSIX_ACLS',
 316                         headers='sys/types.h sys/acl.h', link=False,
 317                         msg="Checking for POSIX ACL support") :
 318                 conf.CHECK_CODE('''
 319 acl_permset_t permset_d;
 320 acl_perm_t perm;
 321 return acl_get_perm_np(permset_d, perm);
 322 ''',
 323                         'HAVE_ACL_GET_PERM_NP',
 324                         headers='sys/types.h sys/acl.h', link=True,
 325                         msg="Checking whether acl_get_perm_np() is available")
 326     else:
 327         conf.SET_TARGET_TYPE('acl', 'EMPTY')
 328
 329     if conf.CHECK_FUNCS('dirfd'):
 330         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 331
 332     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 333                     'HAVE_STATFS_F_FSID',
 334                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 335                     headers='sys/types.h sys/statfs.h',
 336                     execute=True)
 337
 338     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 339         conf.CHECK_CODE('''
 340                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 341                 'HAVE_LINUX_FALLOCATE',
 342                 msg="Checking whether the Linux 'fallocate' function is available",
 343                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 344     conf.CHECK_CODE('''
 345                 ssize_t err = readahead(0,0,0x80000);''',
 346                 'HAVE_LINUX_READAHEAD',
 347                 msg="Checking whether Linux readahead is available",
 348                 headers='unistd.h fcntl.h')
 349     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 350
 351     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
 352                 'HAVE_OPENAT',
 353                 msg='Checking for openat',
 354                 headers='fcntl.h')
 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 not conf.CONFIG_SET('HAVE_AIO'):
 373             conf.DEFINE('HAVE_NO_AIO', '1')
 374     else:
 375         conf.DEFINE('HAVE_NO_AIO', '1')
 376
 377     if host_os.rfind('linux') > -1:
 378         conf.CHECK_FUNCS_IN('io_submit', 'aio')
 379         conf.CHECK_CODE('''
 380 struct io_event ioev;
 381 struct iocb *ioc;
 382 io_context_t ctx;
 383 struct timespec ts;
 384 int fd;
 385 char *buf;
 386 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 387 io_queue_init(128,&ctx);
 388 io_prep_pwrite(ioc, 1, buf, 1, 0);
 389 io_prep_pread(ioc, 1, buf, 1, 0);
 390 io_set_eventfd(ioc, fd);
 391 io_set_callback(ioc, (io_callback_t)(0));
 392 io_submit(ctx, 1, &ioc);
 393 io_getevents(ctx, 1, 1, &ioev, &ts);
 394 ''',
 395                         'HAVE_LINUX_KERNEL_AIO',
 396                         msg='Checking for linux kernel asynchronous io support',
 397                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 398                         lib='aio')
 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
 733 #
 734 # Ensure we select the correct set of system calls on Linux.
 735 #
 736     if (host_os.rfind('linux') > -1):
 737         conf.CHECK_CODE('''
 738 #if defined(HAVE_UNISTD_H)
 739 #include <unistd.h>
 740 #endif
 741 #include <stdlib.h>
 742 #include <stdio.h>
 743 #include <sys/types.h>
 744 #include <errno.h>
 745
 746 #ifdef HAVE_SYS_PRIV_H
 747 #include <sys/priv.h>
 748 #endif
 749 #ifdef HAVE_SYS_ID_H
 750 #include <sys/id.h>
 751 #endif
 752
 753 #if defined(HAVE_SYSCALL_H)
 754 #include <syscall.h>
 755 #endif
 756
 757 #if defined(HAVE_SYS_SYSCALL_H)
 758 #include <sys/syscall.h>
 759 #endif
 760
 761 syscall(SYS_setresuid32, -1, -1, -1);
 762 syscall(SYS_setresgid32, -1, -1, -1);
 763 syscall(SYS_setreuid32, -1, -1);
 764 syscall(SYS_setregid32, -1, -1);
 765 syscall(SYS_setuid32, -1);
 766 syscall(SYS_setgid32, -1);
 767 syscall(SYS_setgroups32, 0, NULL);
 768 ''',
 769             'USE_LINUX_32BIT_SYSCALLS',
 770             msg="Checking whether Linux should use 32-bit credential calls");
 771
 772         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
 773             seteuid = conf.CHECK_CODE('''
 774                                 #define AUTOCONF_TEST 1
 775                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 776                                 #define USE_LINUX_32BIT_SYSCALLS 1
 777                                 #include "../lib/util/setid.c"
 778                                 #include "./lib/util_sec.c"
 779                                 ''',
 780                                 'USE_LINUX_THREAD_CREDENTIALS',
 781                                 addmain=False,
 782                                 execute=True,
 783                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
 784         else:
 785             seteuid = conf.CHECK_CODE('''
 786                                 #define AUTOCONF_TEST 1
 787                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 788                                 #include "../lib/util/setid.c"
 789                                 #include "./lib/util_sec.c"
 790                                 ''',
 791                                 'USE_LINUX_THREAD_CREDENTIALS',
 792                                 addmain=False,
 793                                 execute=True,
 794                                 msg="Checking whether we can use Linux thread-specific credentials")
 795     if not seteuid:
 796         seteuid = conf.CHECK_CODE('''
 797                                 #define AUTOCONF_TEST 1
 798                                 #define USE_SETREUID 1
 799                                 #include "../lib/util/setid.c"
 800                                 #include "./lib/util_sec.c"
 801                                 ''',
 802                                 'USE_SETREUID',
 803                                 addmain=False,
 804                                 execute=True,
 805                                 msg="Checking whether setreuid is available")
 806     if not seteuid:
 807         seteuid = conf.CHECK_CODE('''
 808                                 #define AUTOCONF_TEST 1
 809                                 #define USE_SETRESUID 1
 810                                 #include "../lib/util/setid.c"
 811                                 #include "./lib/util_sec.c"
 812                                 ''',
 813                                 'USE_SETRESUID',
 814                                 addmain=False,
 815                                 execute=True,
 816                                 msg="Checking whether setresuid is available")
 817     if not seteuid:
 818         seteuid = conf.CHECK_CODE('''
 819                                 #define AUTOCONF_TEST 1
 820                                 #define USE_SETEUID 1
 821                                 #include "../lib/util/setid.c"
 822                                 #include "./lib/util_sec.c"
 823                                 ''',
 824                                 'USE_SETEUID',
 825                                 addmain=False,
 826                                 execute=True,
 827                                 msg="Checking whether seteuid is available")
 828     if not seteuid:
 829         seteuid = conf.CHECK_CODE('''
 830                                 #define AUTOCONF_TEST 1
 831                                 #define USE_SETUIDX 1
 832                                 #include "../lib/util/setid.c"
 833                                 #include "./lib/util_sec.c"
 834                                 ''',
 835                                 'USE_SETUIDX',
 836                                 addmain=False,
 837                                 execute=True,
 838                                 mandatory=True,
 839                                 msg="Checking whether setuidx is available")
 840     if Options.options.with_dnsupdate:
 841         if not conf.CONFIG_SET('HAVE_KRB5'):
 842             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 843         else:
 844             conf.DEFINE('WITH_DNS_UPDATES', 1)
 845     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 846     if Options.options.developer:
 847         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 848             conf.DEFINE('VALGRIND', '1')
 849
 850     if conf.CHECK_CODE('''
 851 #include <bits/sockaddr.h>
 852 #include <linux/netlink.h>
 853 ''',
 854                 'HAVE_LINUX_NETLINK_H',
 855                 msg="Checking whether Linux netlink is available"):
 856
 857         conf.CHECK_CODE('''
 858 #include <bits/sockaddr.h>
 859 #include <linux/netlink.h>
 860 #include <linux/rtnetlink.h>
 861 ''',
 862                 'HAVE_LINUX_RTNETLINK_H',
 863                 msg='Checking whether Linux rtnetlink is available')
 864
 865     conf.CHECK_CODE('''
 866 #include "../tests/fcntl_lock.c"
 867 ''',
 868                 'HAVE_FCNTL_LOCK',
 869                 addmain=False,
 870                 execute=True,
 871                 msg='Checking whether fcntl locking is available')
 872
 873 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
 874     if not conf.CHECK_CODE('''
 875 #define _XOPEN_SOURCE 600
 876 #include <stdlib.h>
 877 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
 878 #error probably broken posix_fallocate
 879 #endif
 880 ''',
 881                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
 882                            msg='Checking for broken posix_fallocate'):
 883         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
 884
 885
 886     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
 887                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
 888     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
 889                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
 890     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
 891                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
 892     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
 893                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
 894     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
 895                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
 896     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
 897        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
 898        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
 899        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
 900        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
 901         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
 902
 903     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
 904     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
 905                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
 906     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
 907                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
 908     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
 909                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
 910
 911     conf.CHECK_CODE('''
 912 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
 913 ''',
 914                 'HAVE_POSIX_FADVISE',
 915                 msg='Checking whether posix_fadvise is available',
 916                 headers='unistd.h fcntl.h')
 917
 918     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
 919         conf.CHECK_CODE('''
 920                         #include <unistd.h>
 921                         return sysconf(%s) == -1 ? 1 : 0;
 922                         ''' % v,
 923                         'SYSCONF%s' % v,
 924                         msg='Checking whether sysconf(%s) is available' % v)
 925
 926     conf.CHECK_CODE('''
 927 #include <sys/syscall.h>
 928 #include <unistd.h>
 929 syscall(SYS_initgroups, 16, NULL, NULL, 0);
 930                     ''',
 931                     'HAVE_DARWIN_INITGROUPS',
 932                     msg='Checking whether to use the Darwin-specific initgroups system call')
 933
 934     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
 935                     'HAVE_UTIMBUF',
 936                     headers='sys/types.h utime.h',
 937                     msg='Checking whether struct utimbuf is available')
 938
 939     if conf.CHECK_CODE('''struct sigevent s;''',
 940                     'HAVE_STRUCT_SIGEVENT',
 941                     headers='sys/types.h stdlib.h stddef.h signal.h',
 942                     msg='Checking whether we have the struct sigevent'):
 943         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
 944                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
 945                                     headers='signal.h');
 946         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
 947                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
 948                                     headers='signal.h');
 949
 950     if os.path.exists('/proc/sys/kernel/core_pattern'):
 951         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
 952
 953     if conf.CHECK_CODE('''
 954 #include <time.h>
 955 main() {
 956         struct tm *tm;
 957         if (sizeof(time_t) == 8) {
 958                 time_t max_time = 0x7fffffffffffffffll;
 959                 tm = gmtime(&max_time);
 960                 /* This should fail with 32-bit tm_year. */
 961                 if (tm == NULL) {
 962                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
 963                         max_time = 67768036191676799ll;
 964                         tm = gmtime(&max_time);
 965                         if (tm) {
 966                                 exit(0);
 967                         }
 968                 }
 969         }
 970         exit(1);
 971 }''',
 972         '__TIME_T_MAX',
 973         addmain=False,
 974         execute=True,
 975         msg="Checking for the maximum value of the 'time_t' type"):
 976             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
 977
 978     conf.CHECK_CODE('''
 979 #if defined(HAVE_UNISTD_H)
 980 #include <unistd.h>
 981 #endif
 982 #include <sys/types.h>
 983 main() { dev_t dev = makedev(1,2); return 0; }
 984 ''',
 985         'HAVE_MAKEDEV',
 986         addmain=False,
 987         msg='Checking whether the macro for makedev is available')
 988
 989     conf.CHECK_CODE('''
 990 #include <stdio.h>
 991 #include <limits.h>
 992 #include <signal.h>
 993
 994 void exit_on_core(int ignored) {
 995         exit(1);
 996 }
 997
 998 main() {
 999         char *newpath;
1000         signal(SIGSEGV, exit_on_core);
1001         newpath = realpath("/tmp", NULL);
1002         exit((newpath != NULL) ? 0 : 1);
1003 }
1004 ''',
1005         'REALPATH_TAKES_NULL',
1006         addmain=False,
1007         execute=True,
1008         msg='Checking whether the realpath function allows a NULL argument')
1009
1010     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1011                     'HAVE_FTRUNCATE_EXTEND',
1012                     msg='Checking for ftruncate extend',
1013                     addmain=False,
1014                     execute=True)
1015
1016     if Options.options.with_sendfile_support:
1017         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):
1018             conf.CHECK_CODE('''
1019                             int tofd, fromfd;
1020                             off_t offset;
1021                             size_t total;
1022                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1023                             ''',
1024                             '_HAVE_SENDFILE',
1025                             headers='sys/sendfile.h',
1026                             msg='Checking for linux sendfile support')
1027
1028             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1029                 conf.DEFINE('HAVE_SENDFILE', '1')
1030                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1031                 conf.DEFINE('WITH_SENDFILE', '1')
1032         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1033             conf.CHECK_CODE('''
1034                             #include <sys/types.h>
1035                             #include <unistd.h>
1036                             #include <sys/socket.h>
1037                             #include <sys/uio.h>
1038                             int fromfd, tofd, ret, total=0;
1039                             off_t offset, nwritten;
1040                             struct sf_hdtr hdr;
1041                             struct iovec hdtrl;
1042                             hdr.headers = &hdtrl;
1043                             hdr.hdr_cnt = 1;
1044                             hdr.trailers = NULL;
1045                             hdr.trl_cnt = 0;
1046                             hdtrl.iov_base = NULL;
1047                             hdtrl.iov_len = 0;
1048                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1049                             ''',
1050                             '_HAVE_SENDFILE',
1051                             msg='Checking for freebsd sendfile support')
1052             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1053                 conf.DEFINE('HAVE_SENDFILE', '1')
1054                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1055                 conf.DEFINE('WITH_SENDFILE', '1')
1056         elif (host_os.rfind('darwin') > -1):
1057             conf.CHECK_CODE('''
1058                             #include <sys/types.h>
1059                             #include <sys/socket.h>
1060                             #include <sys/uio.h>
1061                             int fromfd, tofd, ret;
1062                             off_t offset, nwritten;
1063                             struct sf_hdtr hdr;
1064                             struct iovec hdtrl;
1065                             hdr.headers = &hdtrl;
1066                             hdr.hdr_cnt = 1;
1067                             hdr.trailers = (void *)0;
1068                             hdr.trl_cnt = 0;
1069                             hdtrl.iov_base = (void *)0;
1070                             hdtrl.iov_len = 0;
1071                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1072                             ''',
1073                             '_HAVE_SENDFILE',
1074                             msg='Checking for darwin sendfile support')
1075             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1076                 conf.DEFINE('HAVE_SENDFILE', '1')
1077                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1078                 conf.DEFINE('WITH_SENDFILE', '1')
1079         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1080             conf.CHECK_CODE('''
1081                             #include <sys/socket.h>
1082                             #include <sys/uio.h>
1083                             int fromfd, tofd;
1084                             size_t total=0;
1085                             struct iovec hdtrl[2];
1086                             ssize_t nwritten;
1087                             off_t offset;
1088                             hdtrl[0].iov_base = 0;
1089                             hdtrl[0].iov_len = 0;
1090                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1091                             ''',
1092                             '_HAVE_SENDFILE',
1093                             msg='Checking for osf/hpux sendfile support')
1094             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1095                 conf.DEFINE('HAVE_SENDFILE', '1')
1096                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1097                 conf.DEFINE('WITH_SENDFILE', '1')
1098         elif (host_os.rfind('solaris') > -1):
1099             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1100             conf.CHECK_CODE('''
1101                             #include <sys/sendfile.h>,
1102                             int sfvcnt;
1103                             size_t xferred;
1104                             struct sendfilevec vec[2];
1105                             ssize_t nwritten;
1106                             int tofd;
1107                             sfvcnt = 2;
1108                             vec[0].sfv_fd = SFV_FD_SELF;
1109                             vec[0].sfv_flag = 0;
1110                             vec[0].sfv_off = 0;
1111                             vec[0].sfv_len = 0;
1112                             vec[1].sfv_fd = 0;
1113                             vec[1].sfv_flag = 0;
1114                             vec[1].sfv_off = 0;
1115                             vec[1].sfv_len = 0;
1116                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1117                             ''',
1118                             '_HAVE_SENDFILEV',
1119                             msg='Checking for solaris sendfilev support')
1120             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1121                 conf.DEFINE('HAVE_SENDFILEV', '1')
1122                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1123                 conf.DEFINE('WITH_SENDFILE', '1')
1124         elif (host_os.rfind('aix') > -1):
1125             conf.CHECK_CODE('''
1126                             #include <sys/socket.h>
1127                             int fromfd, tofd;
1128                             size_t total=0;
1129                             struct sf_parms hdtrl;
1130                             ssize_t nwritten;
1131                             hdtrl.header_data = 0;
1132                             hdtrl.header_length = 0;
1133                             hdtrl.file_descriptor = fromfd;
1134                             hdtrl.file_offset = 0;
1135                             hdtrl.file_bytes = 0;
1136                             hdtrl.trailer_data = 0;
1137                             hdtrl.trailer_length = 0;
1138                             nwritten = send_file(&tofd, &hdtrl, 0);
1139                             ''',
1140                             '_HAVE_SENDFILE',
1141                             msg='Checking for AIX send_file support')
1142             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1143                 conf.DEFINE('HAVE_SENDFILE', '1')
1144                 conf.DEFINE('AIX_SENDFILE_API', '1')
1145                 conf.DEFINE('WITH_SENDFILE', '1')
1146
1147     # Check for getcwd allowing a NULL arg.
1148     conf.CHECK_CODE('''
1149 #include <unistd.h>
1150 main() {
1151         char *s = getcwd(NULL,0);
1152         exit(s != NULL ?  0 : 1);
1153 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1154         msg="getcwd takes a NULL argument")
1155
1156
1157     # UnixWare 7.x has its getspnam in -lgen
1158     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1159     conf.CHECK_FUNCS_IN('getspnam', 'security')
1160     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1161
1162     if Options.options.with_quotas:
1163         # For quotas on Veritas VxFS filesystems
1164         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1165         # For quotas on Linux XFS filesystems
1166         conf.CHECK_HEADERS('linux/dqblk_xfs.h')
1167         # For sys/quota.h and linux/quota.h
1168         conf.CHECK_HEADERS('sys/quota.h')
1169         # For quotas on BSD systems
1170         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1171
1172
1173     #
1174     # checking for clustering extensions (CTDB)
1175     #
1176     if not Options.options.with_cluster_support:
1177         have_cluster_support = False
1178
1179     else:
1180
1181         if Options.options.ctdb_dir:
1182             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1183
1184         srcdir = os.path.realpath(conf.srcdir)
1185         if 'EXTRA_INCLUDES' in conf.env:
1186             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1187         else:
1188             includes = ''
1189
1190         have_cluster_support = True
1191         ctdb_broken = ""
1192
1193         conf.CHECK_CODE('''
1194             #define NO_CONFIG_H
1195             #include "replace.h"
1196             #include "system/wait.h"
1197             #include "system/network.h"
1198             #define private #error __USED_RESERVED_WORD_private__
1199             #include <talloc.h>
1200             #include <tdb.h>
1201             #include <ctdb.h>
1202
1203             int main(void)
1204             {
1205                 return 0;
1206             }
1207             ''',
1208             'HAVE_CTDB_H',
1209             addmain=False,
1210             includes=includes,
1211             msg='Checking for header ctdb.h')
1212
1213         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1214             have_cluster_support = False
1215             ctdb_broken = "ctdb.h is required for cluster support"
1216
1217         if have_cluster_support:
1218             conf.CHECK_CODE('''
1219                 #define NO_CONFIG_H
1220                 #include "replace.h"
1221                 #include "system/wait.h"
1222                 #include "system/network.h"
1223                 #define private #error __USED_RESERVED_WORD_private__
1224                 #include <talloc.h>
1225                 #include <tdb.h>
1226                 #include <ctdb.h>
1227                 #include <ctdb_private.h>
1228
1229                 int main(void)
1230                 {
1231                     return 0;
1232                 }
1233                 ''',
1234                 'HAVE_CTDB_PRIVATE_H',
1235                 addmain=False,
1236                 includes=includes,
1237                 msg='Checking for header ctdb_private.h')
1238
1239             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1240                 have_cluster_support = False
1241                 ctdb_broken = "ctdb_private.h is required for cluster support"
1242
1243         if have_cluster_support:
1244             conf.CHECK_CODE('''
1245                 #define NO_CONFIG_H
1246                 #include "replace.h"
1247                 #include "system/wait.h"
1248                 #include "system/network.h"
1249                 #include <talloc.h>
1250                 #include <tdb.h>
1251                 #include <ctdb.h>
1252                 #include <ctdb_private.h>
1253
1254                 int main(void)
1255                 {
1256                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1257                    return 0;
1258                 }
1259                 ''',
1260                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1261                 addmain=False,
1262                 includes=includes,
1263                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1264
1265             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1266                 have_cluster_support = False
1267                 ctdb_broken = "ctdb transaction support missing or too old"
1268
1269         if have_cluster_support:
1270             conf.CHECK_CODE('''
1271                 #define NO_CONFIG_H
1272                 #include "replace.h"
1273                 #include "system/wait.h"
1274                 #include "system/network.h"
1275                 #include <talloc.h>
1276                 #include <tdb.h>
1277                 #include <ctdb.h>
1278                 #include <ctdb_private.h>
1279
1280                 int main(void)
1281                 {
1282                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1283                     return 0;
1284                 }
1285                 ''',
1286                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1287                 addmain=False,
1288                 includes=includes,
1289                 msg='Checking for SCHEDULE_FOR_DELETION control')
1290
1291             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1292                 if not Options.options.enable_old_ctdb:
1293                     have_cluster_support = False
1294                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1295                 else:
1296                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1297
1298         if have_cluster_support:
1299             conf.CHECK_CODE('''
1300                 #define NO_CONFIG_H
1301                 #include "replace.h"
1302                 #include "system/wait.h"
1303                 #include "system/network.h"
1304                 #include <talloc.h>
1305                 #include <tdb.h>
1306                 #include <ctdb.h>
1307                 #include <ctdb_private.h>
1308
1309                 int main(void)
1310                 {
1311                     struct ctdb_control_tcp _x;
1312                     return 0;
1313                 }
1314                 ''',
1315                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1316                 addmain=False,
1317                 includes=includes,
1318                 msg='Checking for ctdb ipv4 support')
1319
1320             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1321                 have_cluster_support = False
1322                 ctdb_broken = "missing struct ctdb_control_tcp"
1323
1324         if have_cluster_support:
1325             conf.CHECK_CODE('''
1326                 #define NO_CONFIG_H
1327                 #include "replace.h"
1328                 #include "system/wait.h"
1329                 #include "system/network.h"
1330                 #include <talloc.h>
1331                 #include <tdb.h>
1332                 #include <ctdb.h>
1333                 #include <ctdb_private.h>
1334
1335                 int main(void)
1336                 {
1337                     struct ctdb_control_tcp_addr _x;
1338                     return 0;
1339                 }
1340                 ''',
1341                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1342                 addmain=False,
1343                 includes=includes,
1344                 msg='Checking for ctdb ipv6 support')
1345
1346         if have_cluster_support:
1347             conf.CHECK_CODE('''
1348                 #define NO_CONFIG_H
1349                 #include "replace.h"
1350                 #include "system/wait.h"
1351                 #include "system/network.h"
1352                 #include <talloc.h>
1353                 #include <tdb.h>
1354                 #include <ctdb.h>
1355                 #include <ctdb_private.h>
1356
1357                 int main(void)
1358                 {
1359                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1360                     return 0;
1361                 }
1362                 ''',
1363                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1364                 addmain=False,
1365                 includes=includes,
1366                 msg='Checking for CHECK_SRVIDS control')
1367
1368             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1369                 if not Options.options.enable_old_ctdb:
1370                     have_cluster_support = False
1371                     ctdb_broken = "CHECK_SRVIDS control missing"
1372                 else:
1373                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1374
1375     if have_cluster_support:
1376         Logs.info("building with cluster support")
1377         conf.DEFINE('CLUSTER_SUPPORT', 1);
1378     else:
1379         if not Options.options.with_cluster_support:
1380             Logs.info("building without cluster support")
1381         else:
1382             Logs.warn("building without cluster support: " + ctdb_broken)
1383         conf.undefine('CLUSTER_SUPPORT')
1384
1385
1386
1387     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1388                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1389                     addmain=False,
1390                     link=False,
1391                     msg='Checking whether we can compile with __attribute__((destructor))')
1392
1393     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1394                     'SEEKDIR_RETURNS_VOID',
1395                     headers='sys/types.h dirent.h',
1396                     msg='Checking whether seekdir returns void')
1397
1398     if Options.options.with_profiling_data:
1399         conf.DEFINE('WITH_PROFILE', 1);
1400
1401     PTHREAD_CFLAGS='error'
1402     PTHREAD_LDFLAGS='error'
1403
1404     if PTHREAD_LDFLAGS == 'error':
1405         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1406             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1407             PTHREAD_LDFLAGS='-lpthread'
1408     if PTHREAD_LDFLAGS == 'error':
1409         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1410             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1411             PTHREAD_LDFLAGS='-lpthreads'
1412     if PTHREAD_LDFLAGS == 'error':
1413         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1414             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1415             PTHREAD_LDFLAGS='-pthread'
1416     if PTHREAD_LDFLAGS == 'error':
1417         if conf.CHECK_FUNCS('pthread_attr_init'):
1418             PTHREAD_CFLAGS='-D_REENTRANT'
1419             PTHREAD_LDFLAGS='-lpthread'
1420     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1421     # pthread_attr_init. On pthread_mutex_lock it works there...
1422     if PTHREAD_LDFLAGS == 'error':
1423         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1424             PTHREAD_CFLAGS='-D_REENTRANT'
1425             PTHREAD_LDFLAGS='-lpthread'
1426
1427     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1428         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1429         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1430         conf.CHECK_HEADERS('pthread.h')
1431         conf.DEFINE('HAVE_PTHREAD', '1')
1432
1433     if Options.options.with_pthreadpool:
1434         if conf.CONFIG_SET('HAVE_PTHREAD'):
1435             conf.DEFINE('WITH_PTHREADPOOL', '1')
1436         else:
1437             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1438             conf.undefine('WITH_PTHREADPOOL')
1439
1440     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1441         conf.DEFINE('HAVE_GPFS', '1')
1442
1443     # Note that all charset 'modules' must actually be static, due to dependency loop issues
1444     # if we include the module loader in iconv
1445
1446     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1447                                       auth_sam auth_unix auth_winbind auth_wbc
1448                                       auth_domain auth_builtin vfs_default
1449                                       nss_info_template idmap_tdb idmap_passdb
1450                                       idmap_nss''')
1451
1452     default_shared_modules=TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1453                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1454                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1455                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1456                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1457                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1458                                       vfs_media_harmony
1459                                       vfs_crossrename vfs_linux_xfs_sgid
1460                                       vfs_time_audit idmap_autorid idmap_tdb2
1461                                       idmap_rid idmap_hash''')
1462
1463     if Options.options.developer:
1464         default_static_modules.extend(TO_LIST('charset_weird'))
1465         default_shared_modules.extend(TO_LIST('perfcount_test'))
1466         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1467         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1468
1469     if Options.options.enable_selftest or Options.options.developer:
1470         default_shared_modules.extend(TO_LIST('vfs_fake_acls'))
1471
1472
1473     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1474         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1475
1476     if Options.options.with_acl_support and conf.CONFIG_SET('HAVE_POSIX_ACLS'):
1477         default_static_modules.extend(TO_LIST('vfs_posixacl'))
1478
1479     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1480         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1481
1482     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1483         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1484
1485     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1486         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1487
1488     if (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1489         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1490
1491     if Options.options.with_pthreadpool:
1492         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1493
1494     if conf.CONFIG_SET('HAVE_AIO'):
1495         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1496
1497     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1498         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1499
1500     if conf.CONFIG_SET('HAVE_LDAP'):
1501         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1502
1503     if conf.CONFIG_SET('DARWINOS'):
1504         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1505
1506     if conf.CONFIG_SET('HAVE_GPFS'):
1507         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1508
1509     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1510     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1511
1512     final_static_modules = default_static_modules
1513     final_shared_modules = default_shared_modules
1514
1515     for m in explicit_static_modules:
1516         if m in final_shared_modules:
1517             final_shared_modules.remove(m)
1518         final_static_modules.append(m)
1519     for m in explicit_shared_modules:
1520         if m in final_static_modules:
1521             final_static_modules.remove(m)
1522         final_shared_modules.append(m)
1523
1524     conf.env['static_modules'] = final_static_modules
1525     conf.env['shared_modules'] = final_shared_modules
1526
1527     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1528
1529     static_list = {}
1530     shared_list = {}
1531
1532     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1533     conf.env['MODULE_PREFIXES'] = prefixes
1534     for p in prefixes:
1535         for m in final_static_modules:
1536             if m.find(p) == 0:
1537                 if not p in static_list:
1538                     static_list[p] = []
1539                 static_list[p].append(m)
1540         for m in final_shared_modules:
1541             if m.find(p) == 0:
1542                 if not p in shared_list:
1543                     shared_list[p] = []
1544                 shared_list[p].append(m)
1545
1546     for p in prefixes:
1547         static_env = "%s_STATIC" % p.upper()
1548         shared_env = "%s_SHARED" % p.upper()
1549         conf.env[static_env] = []
1550         conf.env[shared_env] = []
1551         if p in static_list:
1552             decl_list=""
1553             for entry in static_list[p]:
1554                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1555                 conf.env[static_env].append('%s' % entry)
1556             decl_list = decl_list.rstrip()
1557             conf.DEFINE('static_decl_%s' % p, decl_list)
1558             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1559         else:
1560             conf.DEFINE('static_decl_%s' % p, '')
1561             conf.DEFINE('static_init_%s' % p, '{}')
1562         if p in shared_list:
1563             for entry in shared_list[p]:
1564                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1565                 conf.env[shared_env].append('%s' % entry)
1566
1567     conf.SAMBA_CONFIG_H('include/config.h')
1568
1569 def ctags(ctx):
1570     "build 'tags' file using ctags"
1571     import Utils
1572     source_root = os.path.dirname(Utils.g_module.root_path)
1573     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1574     print("Running: %s" % cmd)
1575     os.system(cmd)
1576