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('sendfile-support')
  35     opt.SAMBA3_ADD_OPTION('utmp')
  36     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable", default=True)
  37     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  38     opt.SAMBA3_ADD_OPTION('iconv')
  39     opt.SAMBA3_ADD_OPTION('acl-support')
  40     opt.SAMBA3_ADD_OPTION('dnsupdate')
  41     opt.SAMBA3_ADD_OPTION('syslog')
  42     opt.SAMBA3_ADD_OPTION('automount')
  43     opt.SAMBA3_ADD_OPTION('aio-support')
  44     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  45
  46     opt.SAMBA3_ADD_OPTION('cluster-support')
  47
  48     opt.add_option('--with-ctdb-dir',
  49                    help=("Directory under which ctdb is installed"),
  50                    action="store", dest='ctdb_dir', default=None)
  51     opt.add_option('--enable-old-ctdb',
  52                   help=("enable building against (too) old version of ctdb (default=false)"),
  53                   action="store_true", dest='enable_old_ctdb', default=False)
  54
  55
  56
  57 def configure(conf):
  58     from samba_utils import TO_LIST
  59
  60     default_static_modules = []
  61     default_shared_modules = []
  62
  63     if Options.options.developer:
  64         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  65         conf.env.developer = True
  66
  67     if Options.options.with_swat:
  68         conf.env['build_swat'] = True
  69
  70     if sys.platform != 'openbsd5':
  71         conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  72
  73     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  74     conf.CHECK_HEADERS('linux/falloc.h')
  75
  76     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod')
  77     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  78     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  79     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  80     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
  81     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  82     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups syscall sysconf')
  83     conf.CHECK_FUNCS('atexit grantpt fallocate posix_fallocate')
  84     conf.CHECK_FUNCS('fseeko setluid')
  85     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  86     conf.CHECK_FUNCS('fdopendir')
  87     conf.CHECK_FUNCS('getpwent_r setenv strcasecmp fcvt fcvtl')
  88     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
  89     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  90     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  91     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  92     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
  93     conf.CHECK_FUNCS('shmget')
  94     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
  95     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain bind_textdomain_codeset')
  96     #FIXME: for some reason this one still fails
  97     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
  98     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
  99     conf.CHECK_FUNCS_IN('dn_expand', 'inet')
 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,SPLICE_F_MOVE);
 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.ADD_CFLAGS('-fno-common')
 290         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 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('irix') > -1):
 297         conf.DEFINE('IRIX', 1)
 298         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 299     elif (host_os.rfind('aix') > -1):
 300         conf.DEFINE('AIX', 1)
 301         conf.DEFINE('STAT_ST_BLOCKSIZE', 'DEV_BSIZE')
 302     elif (host_os.rfind('hpux') > -1):
 303         conf.DEFINE('HPUX', 1)
 304         conf.DEFINE('STAT_ST_BLOCKSIZE', '8192')
 305     elif (host_os.rfind('osf') > -1):
 306         conf.DEFINE('OSF1', 1)
 307         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 308
 309     # FIXME: Add more checks here.
 310     else:
 311         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 312
 313     if Options.options.with_acl_support:
 314         if (host_os.rfind('sysv5') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl', checklibc=True):
 315                 Logs.info('Using UnixWare ACLs')
 316                 conf.DEFINE('HAVE_UNIXWARE_ACLS',1)
 317                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 318         elif (host_os.rfind('solaris') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl'):
 319                 Logs.info('Using solaris ACLs')
 320                 conf.DEFINE('HAVE_SOLARIS_ACLS',1)
 321                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 322         elif (host_os.rfind('hpux') > -1):
 323                 Logs.info('Using HPUX ACLs')
 324                 conf.DEFINE('HAVE_HPUX_ACLS',1)
 325                 conf.DEFINE('POSIX_ACL_NEEDS_MASK',1)
 326                 default_static_modules.extend(TO_LIST('vfs_hpuxacl'))
 327         elif (host_os.rfind('aix') > -1):
 328                 Logs.info('Using AIX ACLs')
 329                 conf.DEFINE('HAVE_AIX_ACLS',1)
 330                 default_static_modules.extend(TO_LIST('vfs_aixacl'))
 331         elif (host_os.rfind('osf') > -1) and conf.CHECK_FUNCS_IN('pacl', 'acl_get_fd'):
 332                 Logs.info('Using Tru64 ACLs')
 333                 conf.DEFINE('HAVE_TRU64_ACLS',1)
 334                 default_static_modules.extend(TO_LIST('vfs_tru64acl'))
 335         elif (host_os.rfind('darwin') > -1):
 336             Logs.warn('ACLs on Dwarwin currently not supported')
 337         else:
 338             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 339             if conf.CHECK_CODE('''
 340 acl_t acl;
 341 int entry_id;
 342 acl_entry_t *entry_p;
 343 return acl_get_entry(acl, entry_id, entry_p);
 344 ''',
 345                         'HAVE_POSIX_ACLS',
 346                         headers='sys/types.h sys/acl.h', link=False,
 347                         msg="Checking for POSIX ACL support") :
 348                 conf.CHECK_CODE('''
 349 acl_permset_t permset_d;
 350 acl_perm_t perm;
 351 return acl_get_perm_np(permset_d, perm);
 352 ''',
 353                         'HAVE_ACL_GET_PERM_NP',
 354                         headers='sys/types.h sys/acl.h', link=True,
 355                         msg="Checking whether acl_get_perm_np() is available")
 356                 default_static_modules.extend(TO_LIST('vfs_posixacl'))
 357
 358
 359     if conf.CHECK_FUNCS('dirfd'):
 360         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 361
 362     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 363                     'HAVE_STATFS_F_FSID',
 364                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 365                     headers='sys/types.h sys/statfs.h',
 366                     execute=True)
 367
 368     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 369         conf.CHECK_CODE('''
 370                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 371                 'HAVE_LINUX_FALLOCATE',
 372                 msg="Checking whether the Linux 'fallocate' function is available",
 373                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 374     conf.CHECK_CODE('''
 375                 ssize_t err = readahead(0,0,0x80000);''',
 376                 'HAVE_LINUX_READAHEAD',
 377                 msg="Checking whether Linux readahead is available",
 378                 headers='unistd.h fcntl.h')
 379     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 380
 381     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
 382                 'HAVE_OPENAT',
 383                 msg='Checking for openat',
 384                 headers='fcntl.h')
 385
 386     if Options.options.with_aio_support:
 387         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 388         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 389         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 390                         'HAVE_AIO',
 391                         msg='Checking for asynchronous io support',
 392                         headers='sys/types.h aio.h',
 393                         lib='aio rt')
 394         if conf.CONFIG_SET('HAVE_AIO'):
 395             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 396             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 397             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')
 398             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 399             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 400             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')
 401             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')
 402         if not conf.CONFIG_SET('HAVE_AIO'):
 403             conf.DEFINE('HAVE_NO_AIO', '1')
 404     else:
 405         conf.DEFINE('HAVE_NO_AIO', '1')
 406
 407     if host_os.rfind('linux') > -1:
 408         conf.CHECK_FUNCS_IN('io_submit', 'aio')
 409         conf.CHECK_CODE('''
 410 struct io_event ioev;
 411 struct iocb *ioc;
 412 io_context_t ctx;
 413 struct timespec ts;
 414 int fd;
 415 char *buf;
 416 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 417 io_queue_init(128,&ctx);
 418 io_prep_pwrite(ioc, 1, buf, 1, 0);
 419 io_prep_pread(ioc, 1, buf, 1, 0);
 420 io_set_eventfd(ioc, fd);
 421 io_set_callback(ioc, (io_callback_t)(0));
 422 io_submit(ctx, 1, &ioc);
 423 io_getevents(ctx, 1, 1, &ioev, &ts);
 424 ''',
 425                         'HAVE_LINUX_KERNEL_AIO',
 426                         msg='Checking for linux kernel asynchronous io support',
 427                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 428                         lib='aio')
 429
 430     conf.CHECK_CODE('''
 431 struct msghdr msg;
 432 union {
 433         struct cmsghdr cm;
 434         char control[CMSG_SPACE(sizeof(int))];
 435 } control_un;
 436 msg.msg_control = control_un.control;
 437 msg.msg_controllen = sizeof(control_un.control);
 438 ''',
 439         'HAVE_MSGHDR_MSG_CONTROL',
 440         msg='Checking if we can use msg_control for passing file descriptors',
 441         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 442     conf.CHECK_CODE('''
 443 struct msghdr msg;
 444 int fd;
 445 msg.msg_acctrights = (caddr_t) &fd;
 446 msg.msg_acctrightslen = sizeof(fd);
 447 ''',
 448         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 449         msg='Checking if we can use msg_acctrights for passing file descriptors',
 450         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 451
 452     if Options.options.with_winbind:
 453         conf.env.build_winbind = True
 454         conf.DEFINE('WITH_WINBIND', '1')
 455
 456     conf.find_program('awk', var='AWK')
 457     conf.find_program('perl', var='PERL')
 458
 459     conf.CHECK_HEADERS('asm/types.h')
 460
 461     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 462                     headers='unistd.h sys/types.h',
 463                     msg="Checking for major macro")
 464
 465     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 466                     headers='unistd.h sys/types.h',
 467                     msg="Checking for minor macro")
 468
 469     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 470                                 headers='unistd.h sys/types.h dirent.h',
 471                                 define='HAVE_DIRENT_D_OFF')
 472
 473     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 474     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 475         netgrent_cflags = '-Werror-implicit-function-declaration'
 476     else:
 477         netgrent_cflags = ''
 478     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 479                     msg="Checking for setnetgrent prototype",
 480                     headers='netdb.h netgroup.h',
 481                     cflags=netgrent_cflags)
 482     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 483                     msg="Checking for getnetgrent prototype",
 484                     headers='netdb.h netgroup.h',
 485                     cflags=netgrent_cflags)
 486     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 487                     msg="Checking for endnetgrent prototype",
 488                     headers='netdb.h netgroup.h',
 489                     cflags=netgrent_cflags)
 490
 491
 492     # Look for CUPS
 493     if Options.options.with_cups:
 494         conf.find_program('cups-config', var='CUPS_CONFIG')
 495         if conf.env.CUPS_CONFIG:
 496             # we would normally use --libs here, but cups-config incorrectly adds
 497             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 498             # of an in-tree heimdal kerberos
 499             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 500                            package="", uselib_store="CUPS")
 501         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 502         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 503         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 504             conf.DEFINE('HAVE_CUPS', '1')
 505         else:
 506             conf.undefine('HAVE_CUPS')
 507             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 508     else:
 509         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 510         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 511
 512     if Options.options.with_iprint:
 513         if conf.CONFIG_SET('HAVE_CUPS'):
 514             conf.DEFINE('HAVE_IPRINT', '1')
 515         else:
 516             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 517     if Options.options.with_syslog:
 518         conf.DEFINE('WITH_SYSLOG', '1')
 519     if Options.options.with_automount:
 520         conf.DEFINE('WITH_AUTOMOUNT', '1')
 521
 522     # Check for LDAP
 523     if Options.options.with_ldap:
 524         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 525         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 526         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 527         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 528
 529         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 530         # for the samba logs
 531         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 532                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 533
 534         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 535         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 536
 537         # Check if ldap_set_rebind_proc() takes three arguments
 538         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 539                            'LDAP_SET_REBIND_PROC_ARGS',
 540                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 541                            headers='ldap.h lber.h', link=False):
 542             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 543         else:
 544             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 545
 546         # last but not least, if ldap_init() exists, we want to use ldap
 547         if conf.CONFIG_SET('HAVE_LDAP_INIT') and conf.CONFIG_SET('HAVE_LDAP_H'):
 548             conf.DEFINE('HAVE_LDAP', '1')
 549             conf.DEFINE('LDAP_DEPRECATED', '1')
 550             conf.env['HAVE_LDAP'] = '1'
 551             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 552             # SASL wrapping hooks
 553             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 554                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 555                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 556     else:
 557         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 558         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 559
 560     if Options.options.with_ads:
 561         use_ads=True
 562         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 563            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 564             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 565             use_ads=False
 566         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 567             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 568             use_ads=False
 569         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 570             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 571             use_ads=False
 572         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 573             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 574             use_ads=False
 575         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 576             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 577             use_ads=False
 578         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 579             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 580             use_ads=False
 581         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 582             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 583             use_ads=False
 584         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 585             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 586             use_ads=False
 587         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 588             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 589             use_ads=False
 590         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
 591            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
 592             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
 593             use_ads=False
 594         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 595            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 596             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 597             use_ads=False
 598         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 599            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 600             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 601             use_ads=False
 602         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 603            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 604             Logs.warn("no KT_FREE_FUNCTION detected")
 605             use_ads=False
 606         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 607             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 608             use_ads=False
 609
 610         # We don't actually use
 611         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 612         # clue that this Heimdal, which does the PAC processing we
 613         # need on the standard gss_inquire_sec_context_by_oid
 614         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 615             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 616                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 617             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")
 618             use_ads=False
 619
 620         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 621             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 622             use_ads=False
 623
 624         if use_ads:
 625             conf.DEFINE('WITH_ADS', '1')
 626             conf.DEFINE('HAVE_KRB5', '1')
 627             if conf.CONFIG_SET('HAVE_LDAP'):
 628                 conf.env['HAVE_ADS'] = '1'
 629         else:
 630             Logs.warn("krb5 libs don't have all features required for Active Directory support")
 631             conf.undefine('HAVE_KRB5_H')
 632             conf.undefine('HAVE_GSSAPI_H')
 633             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 634             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 635
 636     if Options.options.with_utmp:
 637         conf.env.with_utmp = True
 638         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
 639         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 640         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 641                                     define='HAVE_UT_UT_NAME')
 642         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 643                                     define='HAVE_UT_UT_USER')
 644         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 645                                     define='HAVE_UT_UT_ID')
 646         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 647                                     define='HAVE_UT_UT_HOST')
 648         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 649                                     define='HAVE_UT_UT_TIME')
 650         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 651                                     define='HAVE_UT_UT_TV')
 652         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 653                                     define='HAVE_UT_UT_TYPE')
 654         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 655                                     define='HAVE_UT_UT_PID')
 656         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 657                                     define='HAVE_UT_UT_EXIT')
 658         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 659                                     define='HAVE_UX_UT_SYSLEN')
 660         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 661                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 662                         msg="Checking whether pututline returns pointer")
 663         if conf.env.with_utmp:
 664             conf.DEFINE('WITH_UTMP', 1)
 665
 666     if Options.options.with_avahi:
 667         conf.env.with_avahi = True
 668         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 669         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 670         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 671         if conf.env.with_avahi:
 672             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 673     else:
 674         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 675         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 676
 677     if Options.options.with_iconv:
 678         conf.env.with_iconv = True
 679         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 680             conf.env.with_iconv = False
 681         if conf.env.with_iconv:
 682             conf.DEFINE('HAVE_ICONV', 1)
 683
 684     if Options.options.with_pam:
 685         use_pam=True
 686         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 687         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 688             Logs.warn("--with-pam=yes but pam_appl.h not found")
 689             use_pam=False
 690         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 691         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 692         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 693             Logs.warn("--with-pam=yes but pam_modules.h not found")
 694             use_pam=False
 695         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 696         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 697         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 698         conf.CHECK_CODE('''
 699 #if defined(HAVE_SECURITY_PAM_APPL_H)
 700 #include <security/pam_appl.h>
 701 #elif defined(HAVE_PAM_PAM_APPL_H)
 702 #include <pam/pam_appl.h>
 703 #endif
 704 pam_set_item(0, PAM_RHOST, 0);
 705 ''',
 706             'HAVE_PAM_RHOST',
 707             lib='pam',
 708             msg="Checking whether PAM_RHOST is available");
 709         conf.CHECK_CODE('''
 710 #if defined(HAVE_SECURITY_PAM_APPL_H)
 711 #include <security/pam_appl.h>
 712 #elif defined(HAVE_PAM_PAM_APPL_H)
 713 #include <pam/pam_appl.h>
 714 #endif
 715 pam_set_item(0, PAM_TTY, 0);
 716 ''',
 717             'HAVE_PAM_TTY',
 718             lib='pam',
 719             msg="Checking whether PAM_TTY is available");
 720         conf.CHECK_CODE('''
 721 #if (!defined(LINUX))
 722
 723 #define PAM_EXTERN extern
 724 #if defined(HAVE_SECURITY_PAM_APPL_H)
 725 #include <security/pam_appl.h>
 726 #elif defined(HAVE_PAM_PAM_APPL_H)
 727 #include <pam/pam_appl.h>
 728 #endif
 729
 730 #endif
 731
 732 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 733 #include <security/pam_modules.h>
 734 #elif defined(HAVE_PAM_PAM_MODULES_H)
 735 #include <pam/pam_modules.h>
 736 #endif
 737
 738 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 739 #include <security/_pam_macros.h>
 740 #elif defined(HAVE_PAM__PAM_MACROS_H)
 741 #include <pam/_pam_macros.h>
 742 #endif
 743
 744 #ifdef HAVE_SECURITY_PAM_EXT_H
 745 #include <security/pam_ext.h>
 746 #endif
 747
 748 int i; i = PAM_RADIO_TYPE;
 749 ''',
 750             'HAVE_PAM_RADIO_TYPE',
 751             lib='pam',
 752             msg="Checking whether PAM_RADIO_TYPE is available");
 753         if use_pam:
 754             conf.DEFINE('WITH_PAM', 1)
 755             conf.DEFINE('WITH_PAM_MODULES', 1)
 756
 757     if Options.options.with_pam_smbpass:
 758         conf.env.with_pam_smbpass = True
 759
 760     seteuid = False
 761
 762 #
 763 # Ensure we select the correct set of system calls on Linux.
 764 #
 765     if (host_os.rfind('linux') > -1):
 766         conf.CHECK_CODE('''
 767 #if defined(HAVE_UNISTD_H)
 768 #include <unistd.h>
 769 #endif
 770 #include <stdlib.h>
 771 #include <stdio.h>
 772 #include <sys/types.h>
 773 #include <errno.h>
 774
 775 #ifdef HAVE_SYS_PRIV_H
 776 #include <sys/priv.h>
 777 #endif
 778 #ifdef HAVE_SYS_ID_H
 779 #include <sys/id.h>
 780 #endif
 781
 782 #if defined(HAVE_SYSCALL_H)
 783 #include <syscall.h>
 784 #endif
 785
 786 #if defined(HAVE_SYS_SYSCALL_H)
 787 #include <sys/syscall.h>
 788 #endif
 789
 790 syscall(SYS_setresuid32, -1, -1, -1);
 791 syscall(SYS_setresgid32, -1, -1, -1);
 792 syscall(SYS_setreuid32, -1, -1);
 793 syscall(SYS_setregid32, -1, -1);
 794 syscall(SYS_setuid32, -1);
 795 syscall(SYS_setgid32, -1);
 796 syscall(SYS_setgroups32, 0, NULL);
 797 ''',
 798             'USE_LINUX_32BIT_SYSCALLS',
 799             msg="Checking whether Linux should use 32-bit credential calls");
 800
 801         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
 802             seteuid = conf.CHECK_CODE('''
 803                                 #define AUTOCONF_TEST 1
 804                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 805                                 #define USE_LINUX_32BIT_SYSCALLS 1
 806                                 #include "../lib/util/setid.c"
 807                                 #include "./lib/util_sec.c"
 808                                 ''',
 809                                 'USE_LINUX_THREAD_CREDENTIALS',
 810                                 addmain=False,
 811                                 execute=True,
 812                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
 813         else:
 814             seteuid = conf.CHECK_CODE('''
 815                                 #define AUTOCONF_TEST 1
 816                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 817                                 #include "../lib/util/setid.c"
 818                                 #include "./lib/util_sec.c"
 819                                 ''',
 820                                 'USE_LINUX_THREAD_CREDENTIALS',
 821                                 addmain=False,
 822                                 execute=True,
 823                                 msg="Checking whether we can use Linux thread-specific credentials")
 824     if not seteuid:
 825         seteuid = conf.CHECK_CODE('''
 826                                 #define AUTOCONF_TEST 1
 827                                 #define USE_SETREUID 1
 828                                 #include "../lib/util/setid.c"
 829                                 #include "./lib/util_sec.c"
 830                                 ''',
 831                                 'USE_SETREUID',
 832                                 addmain=False,
 833                                 execute=True,
 834                                 msg="Checking whether setreuid is available")
 835     if not seteuid:
 836         seteuid = conf.CHECK_CODE('''
 837                                 #define AUTOCONF_TEST 1
 838                                 #define USE_SETRESUID 1
 839                                 #include "../lib/util/setid.c"
 840                                 #include "./lib/util_sec.c"
 841                                 ''',
 842                                 'USE_SETRESUID',
 843                                 addmain=False,
 844                                 execute=True,
 845                                 msg="Checking whether setresuid is available")
 846     if not seteuid:
 847         seteuid = conf.CHECK_CODE('''
 848                                 #define AUTOCONF_TEST 1
 849                                 #define USE_SETEUID 1
 850                                 #include "../lib/util/setid.c"
 851                                 #include "./lib/util_sec.c"
 852                                 ''',
 853                                 'USE_SETEUID',
 854                                 addmain=False,
 855                                 execute=True,
 856                                 msg="Checking whether seteuid is available")
 857     if not seteuid:
 858         seteuid = conf.CHECK_CODE('''
 859                                 #define AUTOCONF_TEST 1
 860                                 #define USE_SETUIDX 1
 861                                 #include "../lib/util/setid.c"
 862                                 #include "./lib/util_sec.c"
 863                                 ''',
 864                                 'USE_SETUIDX',
 865                                 addmain=False,
 866                                 execute=True,
 867                                 mandatory=True,
 868                                 msg="Checking whether setuidx is available")
 869     if Options.options.with_dnsupdate:
 870         if not conf.CONFIG_SET('HAVE_KRB5'):
 871             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 872         else:
 873             conf.DEFINE('WITH_DNS_UPDATES', 1)
 874     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 875     if Options.options.developer:
 876         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 877             conf.DEFINE('VALGRIND', '1')
 878
 879     if conf.CHECK_CODE('''
 880 #include <bits/sockaddr.h>
 881 #include <linux/netlink.h>
 882 ''',
 883                 'HAVE_LINUX_NETLINK_H',
 884                 msg="Checking whether Linux netlink is available"):
 885
 886         conf.CHECK_CODE('''
 887 #include <bits/sockaddr.h>
 888 #include <linux/netlink.h>
 889 #include <linux/rtnetlink.h>
 890 ''',
 891                 'HAVE_LINUX_RTNETLINK_H',
 892                 msg='Checking whether Linux rtnetlink is available')
 893
 894     conf.CHECK_CODE('''
 895 #include "../tests/fcntl_lock.c"
 896 ''',
 897                 'HAVE_FCNTL_LOCK',
 898                 addmain=False,
 899                 execute=True,
 900                 msg='Checking whether fcntl locking is available')
 901
 902 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
 903     if not conf.CHECK_CODE('''
 904 #define _XOPEN_SOURCE 600
 905 #include <stdlib.h>
 906 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
 907 #error probably broken posix_fallocate
 908 #endif
 909 ''',
 910                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
 911                            msg='Checking for broken posix_fallocate'):
 912         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
 913
 914
 915     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
 916                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
 917     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
 918                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
 919     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
 920                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
 921     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
 922                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
 923     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
 924                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
 925     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
 926        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
 927        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
 928        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
 929        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
 930         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
 931
 932     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
 933     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
 934                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
 935     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
 936                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
 937     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
 938                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
 939
 940     conf.CHECK_CODE('''
 941 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
 942 ''',
 943                 'HAVE_POSIX_FADVISE',
 944                 msg='Checking whether posix_fadvise is available',
 945                 headers='unistd.h fcntl.h')
 946
 947     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
 948         conf.CHECK_CODE('''
 949                         #include <unistd.h>
 950                         return sysconf(%s) == -1 ? 1 : 0;
 951                         ''' % v,
 952                         'SYSCONF%s' % v,
 953                         msg='Checking whether sysconf(%s) is available' % v)
 954
 955     conf.CHECK_CODE('''
 956 #include <sys/syscall.h>
 957 #include <unistd.h>
 958 syscall(SYS_initgroups, 16, NULL, NULL, 0);
 959                     ''',
 960                     'HAVE_DARWIN_INITGROUPS',
 961                     msg='Checking whether to use the Darwin-specific initgroups system call')
 962
 963     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
 964                     'HAVE_UTIMBUF',
 965                     headers='sys/types.h utime.h',
 966                     msg='Checking whether struct utimbuf is available')
 967
 968     if conf.CHECK_CODE('''struct sigevent s;''',
 969                     'HAVE_STRUCT_SIGEVENT',
 970                     headers='sys/types.h stdlib.h stddef.h signal.h',
 971                     msg='Checking whether we have the struct sigevent'):
 972         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
 973                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
 974                                     headers='signal.h');
 975         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
 976                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
 977                                     headers='signal.h');
 978
 979     if os.path.exists('/proc/sys/kernel/core_pattern'):
 980         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
 981
 982     if conf.CHECK_CODE('''
 983 #include <time.h>
 984 main() {
 985         struct tm *tm;
 986         if (sizeof(time_t) == 8) {
 987                 time_t max_time = 0x7fffffffffffffffll;
 988                 tm = gmtime(&max_time);
 989                 /* This should fail with 32-bit tm_year. */
 990                 if (tm == NULL) {
 991                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
 992                         max_time = 67768036191676799ll;
 993                         tm = gmtime(&max_time);
 994                         if (tm) {
 995                                 exit(0);
 996                         }
 997                 }
 998         }
 999         exit(1);
1000 }''',
1001         '__TIME_T_MAX',
1002         addmain=False,
1003         execute=True,
1004         msg="Checking for the maximum value of the 'time_t' type"):
1005             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1006
1007     conf.CHECK_CODE('''
1008 #if defined(HAVE_UNISTD_H)
1009 #include <unistd.h>
1010 #endif
1011 #include <sys/types.h>
1012 main() { dev_t dev = makedev(1,2); return 0; }
1013 ''',
1014         'HAVE_MAKEDEV',
1015         addmain=False,
1016         msg='Checking whether the macro for makedev is available')
1017
1018     conf.CHECK_CODE('''
1019 #include <stdio.h>
1020 #include <limits.h>
1021 #include <signal.h>
1022
1023 void exit_on_core(int ignored) {
1024         exit(1);
1025 }
1026
1027 main() {
1028         char *newpath;
1029         signal(SIGSEGV, exit_on_core);
1030         newpath = realpath("/tmp", NULL);
1031         exit((newpath != NULL) ? 0 : 1);
1032 }
1033 ''',
1034         'REALPATH_TAKES_NULL',
1035         addmain=False,
1036         execute=True,
1037         msg='Checking whether the realpath function allows a NULL argument')
1038
1039     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1040                     'HAVE_FTRUNCATE_EXTEND',
1041                     msg='Checking for ftruncate extend',
1042                     addmain=False,
1043                     execute=True)
1044
1045     if Options.options.with_sendfile_support:
1046         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):
1047             conf.CHECK_CODE('''
1048                             int tofd, fromfd;
1049                             off_t offset;
1050                             size_t total;
1051                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1052                             ''',
1053                             '_HAVE_SENDFILE',
1054                             headers='sys/sendfile.h',
1055                             msg='Checking for linux sendfile support')
1056
1057             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1058                 conf.DEFINE('HAVE_SENDFILE', '1')
1059                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1060                 conf.DEFINE('WITH_SENDFILE', '1')
1061         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1062             conf.CHECK_CODE('''
1063                             #include <sys/types.h>
1064                             #include <unistd.h>
1065                             #include <sys/socket.h>
1066                             #include <sys/uio.h>
1067                             int fromfd, tofd, ret, total=0;
1068                             off_t offset, nwritten;
1069                             struct sf_hdtr hdr;
1070                             struct iovec hdtrl;
1071                             hdr.headers = &hdtrl;
1072                             hdr.hdr_cnt = 1;
1073                             hdr.trailers = NULL;
1074                             hdr.trl_cnt = 0;
1075                             hdtrl.iov_base = NULL;
1076                             hdtrl.iov_len = 0;
1077                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1078                             ''',
1079                             '_HAVE_SENDFILE',
1080                             msg='Checking for freebsd sendfile support')
1081             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1082                 conf.DEFINE('HAVE_SENDFILE', '1')
1083                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1084                 conf.DEFINE('WITH_SENDFILE', '1')
1085         elif (host_os.rfind('darwin') > -1):
1086             conf.CHECK_CODE('''
1087                             #include <sys/types.h>
1088                             #include <sys/socket.h>
1089                             #include <sys/uio.h>
1090                             int fromfd, tofd, ret;
1091                             off_t offset, nwritten;
1092                             struct sf_hdtr hdr;
1093                             struct iovec hdtrl;
1094                             hdr.headers = &hdtrl;
1095                             hdr.hdr_cnt = 1;
1096                             hdr.trailers = (void *)0;
1097                             hdr.trl_cnt = 0;
1098                             hdtrl.iov_base = (void *)0;
1099                             hdtrl.iov_len = 0;
1100                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1101                             ''',
1102                             '_HAVE_SENDFILE',
1103                             msg='Checking for darwin sendfile support')
1104             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1105                 conf.DEFINE('HAVE_SENDFILE', '1')
1106                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1107                 conf.DEFINE('WITH_SENDFILE', '1')
1108         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1109             conf.CHECK_CODE('''
1110                             #include <sys/socket.h>
1111                             #include <sys/uio.h>
1112                             int fromfd, tofd;
1113                             size_t total=0;
1114                             struct iovec hdtrl[2];
1115                             ssize_t nwritten;
1116                             off_t offset;
1117                             hdtrl[0].iov_base = 0;
1118                             hdtrl[0].iov_len = 0;
1119                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1120                             ''',
1121                             '_HAVE_SENDFILE',
1122                             msg='Checking for osf/hpux sendfile support')
1123             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1124                 conf.DEFINE('HAVE_SENDFILE', '1')
1125                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1126                 conf.DEFINE('WITH_SENDFILE', '1')
1127         elif (host_os.rfind('solaris') > -1):
1128             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1129             conf.CHECK_CODE('''
1130                             #include <sys/sendfile.h>,
1131                             int sfvcnt;
1132                             size_t xferred;
1133                             struct sendfilevec vec[2];
1134                             ssize_t nwritten;
1135                             int tofd;
1136                             sfvcnt = 2;
1137                             vec[0].sfv_fd = SFV_FD_SELF;
1138                             vec[0].sfv_flag = 0;
1139                             vec[0].sfv_off = 0;
1140                             vec[0].sfv_len = 0;
1141                             vec[1].sfv_fd = 0;
1142                             vec[1].sfv_flag = 0;
1143                             vec[1].sfv_off = 0;
1144                             vec[1].sfv_len = 0;
1145                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1146                             ''',
1147                             '_HAVE_SENDFILEV',
1148                             msg='Checking for solaris sendfilev support')
1149             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1150                 conf.DEFINE('HAVE_SENDFILEV', '1')
1151                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1152                 conf.DEFINE('WITH_SENDFILE', '1')
1153         elif (host_os.rfind('aix') > -1):
1154             conf.CHECK_CODE('''
1155                             #include <sys/socket.h>
1156                             int fromfd, tofd;
1157                             size_t total=0;
1158                             struct sf_parms hdtrl;
1159                             ssize_t nwritten;
1160                             hdtrl.header_data = 0;
1161                             hdtrl.header_length = 0;
1162                             hdtrl.file_descriptor = fromfd;
1163                             hdtrl.file_offset = 0;
1164                             hdtrl.file_bytes = 0;
1165                             hdtrl.trailer_data = 0;
1166                             hdtrl.trailer_length = 0;
1167                             nwritten = send_file(&tofd, &hdtrl, 0);
1168                             ''',
1169                             '_HAVE_SENDFILE',
1170                             msg='Checking for AIX send_file support')
1171             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1172                 conf.DEFINE('HAVE_SENDFILE', '1')
1173                 conf.DEFINE('AIX_SENDFILE_API', '1')
1174                 conf.DEFINE('WITH_SENDFILE', '1')
1175
1176     # Check for getcwd allowing a NULL arg.
1177     conf.CHECK_CODE('''
1178 #include <unistd.h>
1179 main() {
1180         char *s = getcwd(NULL,0);
1181         exit(s != NULL ?  0 : 1);
1182 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1183         msg="getcwd takes a NULL argument")
1184
1185
1186     # UnixWare 7.x has its getspnam in -lgen
1187     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1188     conf.CHECK_FUNCS_IN('getspnam', 'security')
1189     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1190
1191     if Options.options.with_quotas:
1192         # For quotas on Veritas VxFS filesystems
1193         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1194         # For sys/quota.h and linux/quota.h
1195         conf.CHECK_HEADERS('sys/quota.h')
1196         # For quotas on BSD systems
1197         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1198         # For quotas on Linux XFS filesystems
1199         if conf.CHECK_HEADERS('xfs/xqm.h'):
1200             conf.DEFINE('HAVE_XFS_QUOTAS', '1')
1201         else:
1202             # For Irix XFS
1203             conf.CHECK_CODE('''
1204                 #include "confdefs.h"
1205                 #ifdef HAVE_SYS_TYPES_H
1206                 #include <sys/types.h>
1207                 #endif
1208                 #ifdef HAVE_ASM_TYPES_H
1209                 #include <asm/types.h>
1210                 #endif
1211                 #include <sys/quota.h>
1212                 int i = Q_XGETQUOTA;''',
1213                 define='HAVE_XFS_QUOTAS',
1214                 msg='for XFS QUOTA in <sys/quota.h>',
1215                 execute=False,
1216                 local_include=False)
1217
1218         # For IRIX like dqb_isoftlimit instead of dqb_fsoftlimit in struc dqblk
1219         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_fsoftlimit', define='HAVE_DQB_FSOFTLIMIT',
1220                                 headers='sys/quota.h')
1221         #darwin style quota bytecount
1222         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_curbytes', define='HAVE_STRUCT_DQBLK_DQB_CURBYTES',
1223                                 headers='sys/quota.h')
1224         if conf.CHECK_HEADERS('rpcsvc/rquota.h'):
1225             conf.DEFINE('HAVE_NFS_QUOTAS', '1')
1226             conf.CHECK_STRUCTURE_MEMBER('struct getquota_rslt', 'getquota_rslt_u',
1227                                         define='HAVE_GETQUOTA_RSLT_GETQUOTA_RSLT_U',
1228                                         headers='rpcsvc/rquota.h')
1229
1230         if (host_os.rfind('linux') > -1):
1231             conf.DEFINE('HAVE_QUOTACTL_LINUX', '1')
1232         elif not conf.CONFIG_SET("HAVE_XFS_QUOTAS"):
1233             if not conf.CHECK_CODE('''
1234                 #define HAVE_QUOTACTL_4A 1
1235                 #define AUTOCONF_TEST 1
1236                 #include "../tests/sysquotas.c"
1237                 ''',
1238                                    cflags=conf.env['WERROR_CFLAGS'],
1239                                    define='HAVE_QUOTACTL_4A',
1240                                    msg='for QUOTACTL_4A: long quotactl(int cmd, char *special, qid_t id, caddr_t addr)',
1241                                    execute=True,
1242                                    addmain=False):
1243
1244                 conf.CHECK_CODE('''
1245                 #define HAVE_QUOTACTL_4B 1
1246                 #define AUTOCONF_TEST 1
1247                 #include "../tests/sysquotas.c"
1248                 ''',
1249                                 cflags=conf.env['WERROR_CFLAGS'],
1250                                 define='HAVE_QUOTACTL_4B',
1251                                 msg='for QUOTACTL_4B:  int quotactl(const char *path, int cmd, int id, char *addr)',
1252                                 execute=True,
1253                                 addmain=False)
1254
1255         conf.CHECK_CODE('''
1256                      clnt_create("", RQUOTAPROG, RQUOTAVERS, "udp");
1257 ''',
1258                         headers="rpc/rpc.h rpc/types.h rpcsvc/rquota.h rpc/nettype.h rpc/xdr.h",
1259                         define='HAVE_NFS_QUOTAS',
1260                         msg='for NFS QUOTAS',
1261                         execute=True,
1262                         local_include=False)
1263
1264         if conf.CONFIG_SET('HAVE_QUOTACTL_LINUX') or \
1265            conf.CONFIG_SET('HAVE_QUOTACTL_4A') or \
1266            conf.CONFIG_SET('HAVE_QUOTACTL_4B') or \
1267            conf.CONFIG_SET('HAVE_XFS_QUOTAS'):
1268             conf.DEFINE('HAVE_SYS_QUOTAS', '1')
1269             conf.DEFINE('WITH_QUOTAS', '1')
1270
1271     #
1272     # checking for clustering extensions (CTDB)
1273     #
1274     if not Options.options.with_cluster_support:
1275         have_cluster_support = False
1276
1277     else:
1278
1279         if Options.options.ctdb_dir:
1280             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1281
1282         srcdir = os.path.realpath(conf.srcdir)
1283         if 'EXTRA_INCLUDES' in conf.env:
1284             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1285         else:
1286             includes = ''
1287
1288         have_cluster_support = True
1289         ctdb_broken = ""
1290
1291         conf.CHECK_CODE('''
1292             #define NO_CONFIG_H
1293             #include "replace.h"
1294             #include "system/wait.h"
1295             #include "system/network.h"
1296             #define private #error __USED_RESERVED_WORD_private__
1297             #include <talloc.h>
1298             #include <tdb.h>
1299             #include <ctdb.h>
1300
1301             int main(void)
1302             {
1303                 return 0;
1304             }
1305             ''',
1306             'HAVE_CTDB_H',
1307             addmain=False,
1308             includes=includes,
1309             msg='Checking for header ctdb.h')
1310
1311         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1312             have_cluster_support = False
1313             ctdb_broken = "ctdb.h is required for cluster support"
1314
1315         if have_cluster_support:
1316             conf.CHECK_CODE('''
1317                 #define NO_CONFIG_H
1318                 #include "replace.h"
1319                 #include "system/wait.h"
1320                 #include "system/network.h"
1321                 #define private #error __USED_RESERVED_WORD_private__
1322                 #include <talloc.h>
1323                 #include <tdb.h>
1324                 #include <ctdb.h>
1325                 #include <ctdb_private.h>
1326
1327                 int main(void)
1328                 {
1329                     return 0;
1330                 }
1331                 ''',
1332                 'HAVE_CTDB_PRIVATE_H',
1333                 addmain=False,
1334                 includes=includes,
1335                 msg='Checking for header ctdb_private.h')
1336
1337             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1338                 have_cluster_support = False
1339                 ctdb_broken = "ctdb_private.h is required for cluster support"
1340
1341         if have_cluster_support:
1342             conf.CHECK_CODE('''
1343                 #define NO_CONFIG_H
1344                 #include "replace.h"
1345                 #include "system/wait.h"
1346                 #include "system/network.h"
1347                 #include <talloc.h>
1348                 #include <tdb.h>
1349                 #include <ctdb.h>
1350                 #include <ctdb_private.h>
1351
1352                 int main(void)
1353                 {
1354                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1355                    return 0;
1356                 }
1357                 ''',
1358                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1359                 addmain=False,
1360                 includes=includes,
1361                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1362
1363             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1364                 have_cluster_support = False
1365                 ctdb_broken = "ctdb transaction support missing or too old"
1366
1367         if have_cluster_support:
1368             conf.CHECK_CODE('''
1369                 #define NO_CONFIG_H
1370                 #include "replace.h"
1371                 #include "system/wait.h"
1372                 #include "system/network.h"
1373                 #include <talloc.h>
1374                 #include <tdb.h>
1375                 #include <ctdb.h>
1376                 #include <ctdb_private.h>
1377
1378                 int main(void)
1379                 {
1380                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1381                     return 0;
1382                 }
1383                 ''',
1384                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1385                 addmain=False,
1386                 includes=includes,
1387                 msg='Checking for SCHEDULE_FOR_DELETION control')
1388
1389             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1390                 if not Options.options.enable_old_ctdb:
1391                     have_cluster_support = False
1392                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1393                 else:
1394                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1395
1396         if have_cluster_support:
1397             conf.CHECK_CODE('''
1398                 #define NO_CONFIG_H
1399                 #include "replace.h"
1400                 #include "system/wait.h"
1401                 #include "system/network.h"
1402                 #include <talloc.h>
1403                 #include <tdb.h>
1404                 #include <ctdb.h>
1405                 #include <ctdb_private.h>
1406
1407                 int main(void)
1408                 {
1409                     struct ctdb_control_tcp _x;
1410                     return 0;
1411                 }
1412                 ''',
1413                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1414                 addmain=False,
1415                 includes=includes,
1416                 msg='Checking for ctdb ipv4 support')
1417
1418             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1419                 have_cluster_support = False
1420                 ctdb_broken = "missing struct ctdb_control_tcp"
1421
1422         if have_cluster_support:
1423             conf.CHECK_CODE('''
1424                 #define NO_CONFIG_H
1425                 #include "replace.h"
1426                 #include "system/wait.h"
1427                 #include "system/network.h"
1428                 #include <talloc.h>
1429                 #include <tdb.h>
1430                 #include <ctdb.h>
1431                 #include <ctdb_private.h>
1432
1433                 int main(void)
1434                 {
1435                     struct ctdb_control_tcp_addr _x;
1436                     return 0;
1437                 }
1438                 ''',
1439                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1440                 addmain=False,
1441                 includes=includes,
1442                 msg='Checking for ctdb ipv6 support')
1443
1444         if have_cluster_support:
1445             conf.CHECK_CODE('''
1446                 #define NO_CONFIG_H
1447                 #include "replace.h"
1448                 #include "system/wait.h"
1449                 #include "system/network.h"
1450                 #include <talloc.h>
1451                 #include <tdb.h>
1452                 #include <ctdb.h>
1453                 #include <ctdb_private.h>
1454
1455                 int main(void)
1456                 {
1457                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1458                     return 0;
1459                 }
1460                 ''',
1461                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1462                 addmain=False,
1463                 includes=includes,
1464                 msg='Checking for CHECK_SRVIDS control')
1465
1466             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1467                 if not Options.options.enable_old_ctdb:
1468                     have_cluster_support = False
1469                     ctdb_broken = "CHECK_SRVIDS control missing"
1470                 else:
1471                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1472
1473     if have_cluster_support:
1474         Logs.info("building with cluster support")
1475         conf.DEFINE('CLUSTER_SUPPORT', 1);
1476     else:
1477         if not Options.options.with_cluster_support:
1478             Logs.info("building without cluster support")
1479         else:
1480             Logs.warn("building without cluster support: " + ctdb_broken)
1481         conf.undefine('CLUSTER_SUPPORT')
1482
1483
1484
1485     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1486                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1487                     addmain=False,
1488                     link=False,
1489                     msg='Checking whether we can compile with __attribute__((destructor))')
1490
1491     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1492                     'SEEKDIR_RETURNS_VOID',
1493                     headers='sys/types.h dirent.h',
1494                     msg='Checking whether seekdir returns void')
1495
1496     if Options.options.with_profiling_data:
1497         conf.DEFINE('WITH_PROFILE', 1);
1498
1499     PTHREAD_CFLAGS='error'
1500     PTHREAD_LDFLAGS='error'
1501
1502     if PTHREAD_LDFLAGS == 'error':
1503         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1504             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1505             PTHREAD_LDFLAGS='-lpthread'
1506     if PTHREAD_LDFLAGS == 'error':
1507         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1508             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1509             PTHREAD_LDFLAGS='-lpthreads'
1510     if PTHREAD_LDFLAGS == 'error':
1511         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1512             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1513             PTHREAD_LDFLAGS='-pthread'
1514     if PTHREAD_LDFLAGS == 'error':
1515         if conf.CHECK_FUNCS('pthread_attr_init'):
1516             PTHREAD_CFLAGS='-D_REENTRANT'
1517             PTHREAD_LDFLAGS='-lpthread'
1518     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1519     # pthread_attr_init. On pthread_mutex_lock it works there...
1520     if PTHREAD_LDFLAGS == 'error':
1521         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1522             PTHREAD_CFLAGS='-D_REENTRANT'
1523             PTHREAD_LDFLAGS='-lpthread'
1524
1525     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1526         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1527         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1528         conf.CHECK_HEADERS('pthread.h')
1529         conf.DEFINE('HAVE_PTHREAD', '1')
1530
1531     if Options.options.with_pthreadpool:
1532         if conf.CONFIG_SET('HAVE_PTHREAD'):
1533             conf.DEFINE('WITH_PTHREADPOOL', '1')
1534         else:
1535             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1536             conf.undefine('WITH_PTHREADPOOL')
1537
1538     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1539         conf.DEFINE('HAVE_GPFS', '1')
1540
1541     default_static_modules.extend(TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1542                                       auth_sam auth_unix auth_winbind auth_wbc
1543                                       auth_domain auth_builtin vfs_default
1544                                       nss_info_template idmap_tdb idmap_passdb
1545                                       idmap_nss'''))
1546
1547     default_shared_modules.extend(TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1548                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1549                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1550                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1551                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1552                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1553                                       vfs_media_harmony
1554                                       vfs_crossrename vfs_linux_xfs_sgid
1555                                       vfs_time_audit idmap_autorid idmap_tdb2
1556                                       idmap_rid idmap_hash'''))
1557
1558     if Options.options.developer:
1559         default_static_modules.extend(TO_LIST('charset_weird'))
1560         default_shared_modules.extend(TO_LIST('perfcount_test'))
1561         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1562         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1563
1564     if Options.options.enable_selftest or Options.options.developer:
1565         default_shared_modules.extend(TO_LIST('vfs_fake_acls'))
1566
1567
1568     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1569         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1570
1571     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1572         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1573
1574     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1575         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1576
1577     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1578         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1579
1580     if (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1581         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1582
1583     if Options.options.with_pthreadpool:
1584         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1585
1586     if conf.CONFIG_SET('HAVE_AIO'):
1587         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1588
1589     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1590         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1591
1592     if conf.CONFIG_SET('HAVE_LDAP'):
1593         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1594
1595     if conf.CONFIG_SET('DARWINOS'):
1596         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1597
1598     if conf.CONFIG_SET('HAVE_GPFS'):
1599         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1600
1601     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1602     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1603
1604     final_static_modules = default_static_modules
1605     final_shared_modules = default_shared_modules
1606
1607     for m in explicit_static_modules:
1608         if m in final_shared_modules:
1609             final_shared_modules.remove(m)
1610         final_static_modules.append(m)
1611     for m in explicit_shared_modules:
1612         if m in final_static_modules:
1613             final_static_modules.remove(m)
1614         final_shared_modules.append(m)
1615
1616     if ("auth_domain" not in final_static_modules) or \
1617             ("auth_builtin" not in final_static_modules) or \
1618             ("auth_sam" not in final_static_modules) or \
1619             ("auth_winbind" not in final_static_modules):
1620         raise Utils.WafError('These auth modules MUST be configured as static modules: auth_domain, auth_builtin, auth_sam, auth_winbind')
1621
1622     conf.env['static_modules'] = final_static_modules
1623     conf.env['shared_modules'] = final_shared_modules
1624
1625     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1626
1627     static_list = {}
1628     shared_list = {}
1629
1630     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1631     conf.env['MODULE_PREFIXES'] = prefixes
1632     for p in prefixes:
1633         for m in final_static_modules:
1634             if m.find(p) == 0:
1635                 if not p in static_list:
1636                     static_list[p] = []
1637                 static_list[p].append(m)
1638         for m in final_shared_modules:
1639             if m.find(p) == 0:
1640                 if not p in shared_list:
1641                     shared_list[p] = []
1642                 shared_list[p].append(m)
1643
1644     for p in prefixes:
1645         static_env = "%s_STATIC" % p.upper()
1646         shared_env = "%s_SHARED" % p.upper()
1647         conf.env[static_env] = []
1648         conf.env[shared_env] = []
1649         if p in static_list:
1650             decl_list=""
1651             for entry in static_list[p]:
1652                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1653                 conf.env[static_env].append('%s' % entry)
1654             decl_list = decl_list.rstrip()
1655             conf.DEFINE('static_decl_%s' % p, decl_list)
1656             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1657         else:
1658             conf.DEFINE('static_decl_%s' % p, '')
1659             conf.DEFINE('static_init_%s' % p, '{}')
1660         if p in shared_list:
1661             for entry in shared_list[p]:
1662                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1663                 conf.env[shared_env].append('%s' % entry)
1664
1665     conf.SAMBA_CONFIG_H('include/config.h')
1666
1667 def ctags(ctx):
1668     "build 'tags' file using ctags"
1669     import Utils
1670     source_root = os.path.dirname(Utils.g_module.root_path)
1671     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1672     print("Running: %s" % cmd)
1673     os.system(cmd)
1674