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 utmp', 'ut_addr_v6', headers='utmp.h',
 659                                     define='HAVE_UT_UT_ADDR_V6')
 660         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr', headers='utmp.h',
 661                                     define='HAVE_UT_UT_ADDR')
 662         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 663                                     define='HAVE_UX_UT_SYSLEN')
 664         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 665                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 666                         msg="Checking whether pututline returns pointer")
 667         if conf.env.with_utmp:
 668             conf.DEFINE('WITH_UTMP', 1)
 669
 670     if Options.options.with_avahi:
 671         conf.env.with_avahi = True
 672         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 673         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 674         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 675         if conf.env.with_avahi:
 676             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 677     else:
 678         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 679         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 680
 681     if Options.options.with_iconv:
 682         conf.env.with_iconv = True
 683         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 684             conf.env.with_iconv = False
 685         if conf.env.with_iconv:
 686             conf.DEFINE('HAVE_ICONV', 1)
 687
 688     if Options.options.with_pam:
 689         use_pam=True
 690         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 691         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 692             Logs.warn("--with-pam=yes but pam_appl.h not found")
 693             use_pam=False
 694         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 695         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 696         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 697             Logs.warn("--with-pam=yes but pam_modules.h not found")
 698             use_pam=False
 699         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 700         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 701         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 702         conf.CHECK_CODE('''
 703 #if defined(HAVE_SECURITY_PAM_APPL_H)
 704 #include <security/pam_appl.h>
 705 #elif defined(HAVE_PAM_PAM_APPL_H)
 706 #include <pam/pam_appl.h>
 707 #endif
 708 pam_set_item(0, PAM_RHOST, 0);
 709 ''',
 710             'HAVE_PAM_RHOST',
 711             lib='pam',
 712             msg="Checking whether PAM_RHOST is available");
 713         conf.CHECK_CODE('''
 714 #if defined(HAVE_SECURITY_PAM_APPL_H)
 715 #include <security/pam_appl.h>
 716 #elif defined(HAVE_PAM_PAM_APPL_H)
 717 #include <pam/pam_appl.h>
 718 #endif
 719 pam_set_item(0, PAM_TTY, 0);
 720 ''',
 721             'HAVE_PAM_TTY',
 722             lib='pam',
 723             msg="Checking whether PAM_TTY is available");
 724         conf.CHECK_CODE('''
 725 #if (!defined(LINUX))
 726
 727 #define PAM_EXTERN extern
 728 #if defined(HAVE_SECURITY_PAM_APPL_H)
 729 #include <security/pam_appl.h>
 730 #elif defined(HAVE_PAM_PAM_APPL_H)
 731 #include <pam/pam_appl.h>
 732 #endif
 733
 734 #endif
 735
 736 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 737 #include <security/pam_modules.h>
 738 #elif defined(HAVE_PAM_PAM_MODULES_H)
 739 #include <pam/pam_modules.h>
 740 #endif
 741
 742 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 743 #include <security/_pam_macros.h>
 744 #elif defined(HAVE_PAM__PAM_MACROS_H)
 745 #include <pam/_pam_macros.h>
 746 #endif
 747
 748 #ifdef HAVE_SECURITY_PAM_EXT_H
 749 #include <security/pam_ext.h>
 750 #endif
 751
 752 int i; i = PAM_RADIO_TYPE;
 753 ''',
 754             'HAVE_PAM_RADIO_TYPE',
 755             lib='pam',
 756             msg="Checking whether PAM_RADIO_TYPE is available");
 757         if use_pam:
 758             conf.DEFINE('WITH_PAM', 1)
 759             conf.DEFINE('WITH_PAM_MODULES', 1)
 760
 761     if Options.options.with_pam_smbpass:
 762         conf.env.with_pam_smbpass = True
 763
 764     seteuid = False
 765
 766 #
 767 # Ensure we select the correct set of system calls on Linux.
 768 #
 769     if (host_os.rfind('linux') > -1):
 770         conf.CHECK_CODE('''
 771 #if defined(HAVE_UNISTD_H)
 772 #include <unistd.h>
 773 #endif
 774 #include <stdlib.h>
 775 #include <stdio.h>
 776 #include <sys/types.h>
 777 #include <errno.h>
 778
 779 #ifdef HAVE_SYS_PRIV_H
 780 #include <sys/priv.h>
 781 #endif
 782 #ifdef HAVE_SYS_ID_H
 783 #include <sys/id.h>
 784 #endif
 785
 786 #if defined(HAVE_SYSCALL_H)
 787 #include <syscall.h>
 788 #endif
 789
 790 #if defined(HAVE_SYS_SYSCALL_H)
 791 #include <sys/syscall.h>
 792 #endif
 793
 794 syscall(SYS_setresuid32, -1, -1, -1);
 795 syscall(SYS_setresgid32, -1, -1, -1);
 796 syscall(SYS_setreuid32, -1, -1);
 797 syscall(SYS_setregid32, -1, -1);
 798 syscall(SYS_setuid32, -1);
 799 syscall(SYS_setgid32, -1);
 800 syscall(SYS_setgroups32, 0, NULL);
 801 ''',
 802             'USE_LINUX_32BIT_SYSCALLS',
 803             msg="Checking whether Linux should use 32-bit credential calls");
 804
 805         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
 806             seteuid = conf.CHECK_CODE('''
 807                                 #define AUTOCONF_TEST 1
 808                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 809                                 #define USE_LINUX_32BIT_SYSCALLS 1
 810                                 #include "../lib/util/setid.c"
 811                                 #include "./lib/util_sec.c"
 812                                 ''',
 813                                 'USE_LINUX_THREAD_CREDENTIALS',
 814                                 addmain=False,
 815                                 execute=True,
 816                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
 817         else:
 818             seteuid = conf.CHECK_CODE('''
 819                                 #define AUTOCONF_TEST 1
 820                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 821                                 #include "../lib/util/setid.c"
 822                                 #include "./lib/util_sec.c"
 823                                 ''',
 824                                 'USE_LINUX_THREAD_CREDENTIALS',
 825                                 addmain=False,
 826                                 execute=True,
 827                                 msg="Checking whether we can use Linux thread-specific credentials")
 828     if not seteuid:
 829         seteuid = conf.CHECK_CODE('''
 830                                 #define AUTOCONF_TEST 1
 831                                 #define USE_SETREUID 1
 832                                 #include "../lib/util/setid.c"
 833                                 #include "./lib/util_sec.c"
 834                                 ''',
 835                                 'USE_SETREUID',
 836                                 addmain=False,
 837                                 execute=True,
 838                                 msg="Checking whether setreuid is available")
 839     if not seteuid:
 840         seteuid = conf.CHECK_CODE('''
 841                                 #define AUTOCONF_TEST 1
 842                                 #define USE_SETRESUID 1
 843                                 #include "../lib/util/setid.c"
 844                                 #include "./lib/util_sec.c"
 845                                 ''',
 846                                 'USE_SETRESUID',
 847                                 addmain=False,
 848                                 execute=True,
 849                                 msg="Checking whether setresuid is available")
 850     if not seteuid:
 851         seteuid = conf.CHECK_CODE('''
 852                                 #define AUTOCONF_TEST 1
 853                                 #define USE_SETEUID 1
 854                                 #include "../lib/util/setid.c"
 855                                 #include "./lib/util_sec.c"
 856                                 ''',
 857                                 'USE_SETEUID',
 858                                 addmain=False,
 859                                 execute=True,
 860                                 msg="Checking whether seteuid is available")
 861     if not seteuid:
 862         seteuid = conf.CHECK_CODE('''
 863                                 #define AUTOCONF_TEST 1
 864                                 #define USE_SETUIDX 1
 865                                 #include "../lib/util/setid.c"
 866                                 #include "./lib/util_sec.c"
 867                                 ''',
 868                                 'USE_SETUIDX',
 869                                 addmain=False,
 870                                 execute=True,
 871                                 mandatory=True,
 872                                 msg="Checking whether setuidx is available")
 873     if Options.options.with_dnsupdate:
 874         if not conf.CONFIG_SET('HAVE_KRB5'):
 875             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 876         else:
 877             conf.DEFINE('WITH_DNS_UPDATES', 1)
 878     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 879     if Options.options.developer:
 880         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 881             conf.DEFINE('VALGRIND', '1')
 882
 883     if conf.CHECK_CODE('''
 884 #include <bits/sockaddr.h>
 885 #include <linux/netlink.h>
 886 ''',
 887                 'HAVE_LINUX_NETLINK_H',
 888                 msg="Checking whether Linux netlink is available"):
 889
 890         conf.CHECK_CODE('''
 891 #include <bits/sockaddr.h>
 892 #include <linux/netlink.h>
 893 #include <linux/rtnetlink.h>
 894 ''',
 895                 'HAVE_LINUX_RTNETLINK_H',
 896                 msg='Checking whether Linux rtnetlink is available')
 897
 898     conf.CHECK_CODE('''
 899 #include "../tests/fcntl_lock.c"
 900 ''',
 901                 'HAVE_FCNTL_LOCK',
 902                 addmain=False,
 903                 execute=True,
 904                 msg='Checking whether fcntl locking is available')
 905
 906 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
 907     if not conf.CHECK_CODE('''
 908 #define _XOPEN_SOURCE 600
 909 #include <stdlib.h>
 910 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
 911 #error probably broken posix_fallocate
 912 #endif
 913 ''',
 914                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
 915                            msg='Checking for broken posix_fallocate'):
 916         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
 917
 918
 919     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
 920                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
 921     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
 922                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
 923     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
 924                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
 925     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
 926                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
 927     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
 928                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
 929     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
 930        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
 931        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
 932        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
 933        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
 934         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
 935
 936     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
 937     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
 938                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
 939     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
 940                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
 941     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
 942                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
 943
 944     conf.CHECK_CODE('''
 945 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
 946 ''',
 947                 'HAVE_POSIX_FADVISE',
 948                 msg='Checking whether posix_fadvise is available',
 949                 headers='unistd.h fcntl.h')
 950
 951     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
 952         conf.CHECK_CODE('''
 953                         #include <unistd.h>
 954                         return sysconf(%s) == -1 ? 1 : 0;
 955                         ''' % v,
 956                         'SYSCONF%s' % v,
 957                         msg='Checking whether sysconf(%s) is available' % v)
 958
 959     conf.CHECK_CODE('''
 960 #include <sys/syscall.h>
 961 #include <unistd.h>
 962 syscall(SYS_initgroups, 16, NULL, NULL, 0);
 963                     ''',
 964                     'HAVE_DARWIN_INITGROUPS',
 965                     msg='Checking whether to use the Darwin-specific initgroups system call')
 966
 967     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
 968                     'HAVE_UTIMBUF',
 969                     headers='sys/types.h utime.h',
 970                     msg='Checking whether struct utimbuf is available')
 971
 972     if conf.CHECK_CODE('''struct sigevent s;''',
 973                     'HAVE_STRUCT_SIGEVENT',
 974                     headers='sys/types.h stdlib.h stddef.h signal.h',
 975                     msg='Checking whether we have the struct sigevent'):
 976         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
 977                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
 978                                     headers='signal.h');
 979         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
 980                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
 981                                     headers='signal.h');
 982
 983     if os.path.exists('/proc/sys/kernel/core_pattern'):
 984         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
 985
 986     if conf.CHECK_CODE('''
 987 #include <time.h>
 988 main() {
 989         struct tm *tm;
 990         if (sizeof(time_t) == 8) {
 991                 time_t max_time = 0x7fffffffffffffffll;
 992                 tm = gmtime(&max_time);
 993                 /* This should fail with 32-bit tm_year. */
 994                 if (tm == NULL) {
 995                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
 996                         max_time = 67768036191676799ll;
 997                         tm = gmtime(&max_time);
 998                         if (tm) {
 999                                 exit(0);
1000                         }
1001                 }
1002         }
1003         exit(1);
1004 }''',
1005         '__TIME_T_MAX',
1006         addmain=False,
1007         execute=True,
1008         msg="Checking for the maximum value of the 'time_t' type"):
1009             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1010
1011     conf.CHECK_CODE('''
1012 #if defined(HAVE_UNISTD_H)
1013 #include <unistd.h>
1014 #endif
1015 #include <sys/types.h>
1016 main() { dev_t dev = makedev(1,2); return 0; }
1017 ''',
1018         'HAVE_MAKEDEV',
1019         addmain=False,
1020         msg='Checking whether the macro for makedev is available')
1021
1022     conf.CHECK_CODE('''
1023 #include <stdio.h>
1024 #include <limits.h>
1025 #include <signal.h>
1026
1027 void exit_on_core(int ignored) {
1028         exit(1);
1029 }
1030
1031 main() {
1032         char *newpath;
1033         signal(SIGSEGV, exit_on_core);
1034         newpath = realpath("/tmp", NULL);
1035         exit((newpath != NULL) ? 0 : 1);
1036 }
1037 ''',
1038         'REALPATH_TAKES_NULL',
1039         addmain=False,
1040         execute=True,
1041         msg='Checking whether the realpath function allows a NULL argument')
1042
1043     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1044                     'HAVE_FTRUNCATE_EXTEND',
1045                     msg='Checking for ftruncate extend',
1046                     addmain=False,
1047                     execute=True)
1048
1049     if Options.options.with_sendfile_support:
1050         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):
1051             conf.CHECK_CODE('''
1052                             int tofd, fromfd;
1053                             off_t offset;
1054                             size_t total;
1055                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1056                             ''',
1057                             '_HAVE_SENDFILE',
1058                             headers='sys/sendfile.h',
1059                             msg='Checking for linux sendfile support')
1060
1061             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1062                 conf.DEFINE('HAVE_SENDFILE', '1')
1063                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1064                 conf.DEFINE('WITH_SENDFILE', '1')
1065         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1066             conf.CHECK_CODE('''
1067                             #include <sys/types.h>
1068                             #include <unistd.h>
1069                             #include <sys/socket.h>
1070                             #include <sys/uio.h>
1071                             int fromfd, tofd, ret, total=0;
1072                             off_t offset, nwritten;
1073                             struct sf_hdtr hdr;
1074                             struct iovec hdtrl;
1075                             hdr.headers = &hdtrl;
1076                             hdr.hdr_cnt = 1;
1077                             hdr.trailers = NULL;
1078                             hdr.trl_cnt = 0;
1079                             hdtrl.iov_base = NULL;
1080                             hdtrl.iov_len = 0;
1081                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1082                             ''',
1083                             '_HAVE_SENDFILE',
1084                             msg='Checking for freebsd sendfile support')
1085             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1086                 conf.DEFINE('HAVE_SENDFILE', '1')
1087                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1088                 conf.DEFINE('WITH_SENDFILE', '1')
1089         elif (host_os.rfind('darwin') > -1):
1090             conf.CHECK_CODE('''
1091                             #include <sys/types.h>
1092                             #include <sys/socket.h>
1093                             #include <sys/uio.h>
1094                             int fromfd, tofd, ret;
1095                             off_t offset, nwritten;
1096                             struct sf_hdtr hdr;
1097                             struct iovec hdtrl;
1098                             hdr.headers = &hdtrl;
1099                             hdr.hdr_cnt = 1;
1100                             hdr.trailers = (void *)0;
1101                             hdr.trl_cnt = 0;
1102                             hdtrl.iov_base = (void *)0;
1103                             hdtrl.iov_len = 0;
1104                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1105                             ''',
1106                             '_HAVE_SENDFILE',
1107                             msg='Checking for darwin sendfile support')
1108             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1109                 conf.DEFINE('HAVE_SENDFILE', '1')
1110                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1111                 conf.DEFINE('WITH_SENDFILE', '1')
1112         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1113             conf.CHECK_CODE('''
1114                             #include <sys/socket.h>
1115                             #include <sys/uio.h>
1116                             int fromfd, tofd;
1117                             size_t total=0;
1118                             struct iovec hdtrl[2];
1119                             ssize_t nwritten;
1120                             off_t offset;
1121                             hdtrl[0].iov_base = 0;
1122                             hdtrl[0].iov_len = 0;
1123                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1124                             ''',
1125                             '_HAVE_SENDFILE',
1126                             msg='Checking for osf/hpux sendfile support')
1127             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1128                 conf.DEFINE('HAVE_SENDFILE', '1')
1129                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1130                 conf.DEFINE('WITH_SENDFILE', '1')
1131         elif (host_os.rfind('solaris') > -1):
1132             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1133             conf.CHECK_CODE('''
1134                             #include <sys/sendfile.h>,
1135                             int sfvcnt;
1136                             size_t xferred;
1137                             struct sendfilevec vec[2];
1138                             ssize_t nwritten;
1139                             int tofd;
1140                             sfvcnt = 2;
1141                             vec[0].sfv_fd = SFV_FD_SELF;
1142                             vec[0].sfv_flag = 0;
1143                             vec[0].sfv_off = 0;
1144                             vec[0].sfv_len = 0;
1145                             vec[1].sfv_fd = 0;
1146                             vec[1].sfv_flag = 0;
1147                             vec[1].sfv_off = 0;
1148                             vec[1].sfv_len = 0;
1149                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1150                             ''',
1151                             '_HAVE_SENDFILEV',
1152                             msg='Checking for solaris sendfilev support')
1153             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1154                 conf.DEFINE('HAVE_SENDFILEV', '1')
1155                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1156                 conf.DEFINE('WITH_SENDFILE', '1')
1157         elif (host_os.rfind('aix') > -1):
1158             conf.CHECK_CODE('''
1159                             #include <sys/socket.h>
1160                             int fromfd, tofd;
1161                             size_t total=0;
1162                             struct sf_parms hdtrl;
1163                             ssize_t nwritten;
1164                             hdtrl.header_data = 0;
1165                             hdtrl.header_length = 0;
1166                             hdtrl.file_descriptor = fromfd;
1167                             hdtrl.file_offset = 0;
1168                             hdtrl.file_bytes = 0;
1169                             hdtrl.trailer_data = 0;
1170                             hdtrl.trailer_length = 0;
1171                             nwritten = send_file(&tofd, &hdtrl, 0);
1172                             ''',
1173                             '_HAVE_SENDFILE',
1174                             msg='Checking for AIX send_file support')
1175             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1176                 conf.DEFINE('HAVE_SENDFILE', '1')
1177                 conf.DEFINE('AIX_SENDFILE_API', '1')
1178                 conf.DEFINE('WITH_SENDFILE', '1')
1179
1180     # Check for getcwd allowing a NULL arg.
1181     conf.CHECK_CODE('''
1182 #include <unistd.h>
1183 main() {
1184         char *s = getcwd(NULL,0);
1185         exit(s != NULL ?  0 : 1);
1186 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1187         msg="getcwd takes a NULL argument")
1188
1189
1190     # UnixWare 7.x has its getspnam in -lgen
1191     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1192     conf.CHECK_FUNCS_IN('getspnam', 'security')
1193     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1194
1195     if Options.options.with_quotas:
1196         # For quotas on Veritas VxFS filesystems
1197         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1198         # For sys/quota.h and linux/quota.h
1199         conf.CHECK_HEADERS('sys/quota.h')
1200         # For quotas on BSD systems
1201         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1202         # For quotas on Linux XFS filesystems
1203         if conf.CHECK_HEADERS('xfs/xqm.h'):
1204             conf.DEFINE('HAVE_XFS_QUOTAS', '1')
1205         else:
1206             # For Irix XFS
1207             conf.CHECK_CODE('''
1208                 #include "confdefs.h"
1209                 #ifdef HAVE_SYS_TYPES_H
1210                 #include <sys/types.h>
1211                 #endif
1212                 #ifdef HAVE_ASM_TYPES_H
1213                 #include <asm/types.h>
1214                 #endif
1215                 #include <sys/quota.h>
1216                 int i = Q_XGETQUOTA;''',
1217                 define='HAVE_XFS_QUOTAS',
1218                 msg='for XFS QUOTA in <sys/quota.h>',
1219                 execute=False,
1220                 local_include=False)
1221
1222         # For IRIX like dqb_isoftlimit instead of dqb_fsoftlimit in struc dqblk
1223         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_fsoftlimit', define='HAVE_DQB_FSOFTLIMIT',
1224                                 headers='sys/quota.h')
1225         #darwin style quota bytecount
1226         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_curbytes', define='HAVE_STRUCT_DQBLK_DQB_CURBYTES',
1227                                 headers='sys/quota.h')
1228         if conf.CHECK_HEADERS('rpcsvc/rquota.h'):
1229             conf.DEFINE('HAVE_NFS_QUOTAS', '1')
1230             conf.CHECK_STRUCTURE_MEMBER('struct getquota_rslt', 'getquota_rslt_u',
1231                                         define='HAVE_GETQUOTA_RSLT_GETQUOTA_RSLT_U',
1232                                         headers='rpcsvc/rquota.h')
1233
1234         if (host_os.rfind('linux') > -1):
1235             conf.DEFINE('HAVE_QUOTACTL_LINUX', '1')
1236         elif not conf.CONFIG_SET("HAVE_XFS_QUOTAS"):
1237             if not conf.CHECK_CODE('''
1238                 #define HAVE_QUOTACTL_4A 1
1239                 #define AUTOCONF_TEST 1
1240                 #include "../tests/sysquotas.c"
1241                 ''',
1242                                    cflags=conf.env['WERROR_CFLAGS'],
1243                                    define='HAVE_QUOTACTL_4A',
1244                                    msg='for QUOTACTL_4A: long quotactl(int cmd, char *special, qid_t id, caddr_t addr)',
1245                                    execute=True,
1246                                    addmain=False):
1247
1248                 conf.CHECK_CODE('''
1249                 #define HAVE_QUOTACTL_4B 1
1250                 #define AUTOCONF_TEST 1
1251                 #include "../tests/sysquotas.c"
1252                 ''',
1253                                 cflags=conf.env['WERROR_CFLAGS'],
1254                                 define='HAVE_QUOTACTL_4B',
1255                                 msg='for QUOTACTL_4B:  int quotactl(const char *path, int cmd, int id, char *addr)',
1256                                 execute=True,
1257                                 addmain=False)
1258
1259         conf.CHECK_CODE('''
1260                      clnt_create("", RQUOTAPROG, RQUOTAVERS, "udp");
1261 ''',
1262                         headers="rpc/rpc.h rpc/types.h rpcsvc/rquota.h rpc/nettype.h rpc/xdr.h",
1263                         define='HAVE_NFS_QUOTAS',
1264                         msg='for NFS QUOTAS',
1265                         execute=True,
1266                         local_include=False)
1267
1268         if conf.CONFIG_SET('HAVE_QUOTACTL_LINUX') or \
1269            conf.CONFIG_SET('HAVE_QUOTACTL_4A') or \
1270            conf.CONFIG_SET('HAVE_QUOTACTL_4B') or \
1271            conf.CONFIG_SET('HAVE_XFS_QUOTAS'):
1272             conf.DEFINE('HAVE_SYS_QUOTAS', '1')
1273             conf.DEFINE('WITH_QUOTAS', '1')
1274
1275     #
1276     # checking for clustering extensions (CTDB)
1277     #
1278     if not Options.options.with_cluster_support:
1279         have_cluster_support = False
1280
1281     else:
1282
1283         if Options.options.ctdb_dir:
1284             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1285
1286         srcdir = os.path.realpath(conf.srcdir)
1287         if 'EXTRA_INCLUDES' in conf.env:
1288             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1289         else:
1290             includes = ''
1291
1292         have_cluster_support = True
1293         ctdb_broken = ""
1294
1295         conf.CHECK_CODE('''
1296             #define NO_CONFIG_H
1297             #include "replace.h"
1298             #include "system/wait.h"
1299             #include "system/network.h"
1300             #define private #error __USED_RESERVED_WORD_private__
1301             #include <talloc.h>
1302             #include <tdb.h>
1303             #include <ctdb.h>
1304
1305             int main(void)
1306             {
1307                 return 0;
1308             }
1309             ''',
1310             'HAVE_CTDB_H',
1311             addmain=False,
1312             includes=includes,
1313             msg='Checking for header ctdb.h')
1314
1315         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1316             have_cluster_support = False
1317             ctdb_broken = "ctdb.h is required for cluster support"
1318
1319         if have_cluster_support:
1320             conf.CHECK_CODE('''
1321                 #define NO_CONFIG_H
1322                 #include "replace.h"
1323                 #include "system/wait.h"
1324                 #include "system/network.h"
1325                 #define private #error __USED_RESERVED_WORD_private__
1326                 #include <talloc.h>
1327                 #include <tdb.h>
1328                 #include <ctdb.h>
1329                 #include <ctdb_private.h>
1330
1331                 int main(void)
1332                 {
1333                     return 0;
1334                 }
1335                 ''',
1336                 'HAVE_CTDB_PRIVATE_H',
1337                 addmain=False,
1338                 includes=includes,
1339                 msg='Checking for header ctdb_private.h')
1340
1341             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1342                 have_cluster_support = False
1343                 ctdb_broken = "ctdb_private.h is required for cluster support"
1344
1345         if have_cluster_support:
1346             conf.CHECK_CODE('''
1347                 #define NO_CONFIG_H
1348                 #include "replace.h"
1349                 #include "system/wait.h"
1350                 #include "system/network.h"
1351                 #include <talloc.h>
1352                 #include <tdb.h>
1353                 #include <ctdb.h>
1354                 #include <ctdb_private.h>
1355
1356                 int main(void)
1357                 {
1358                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1359                    return 0;
1360                 }
1361                 ''',
1362                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1363                 addmain=False,
1364                 includes=includes,
1365                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1366
1367             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1368                 have_cluster_support = False
1369                 ctdb_broken = "ctdb transaction support missing or too old"
1370
1371         if have_cluster_support:
1372             conf.CHECK_CODE('''
1373                 #define NO_CONFIG_H
1374                 #include "replace.h"
1375                 #include "system/wait.h"
1376                 #include "system/network.h"
1377                 #include <talloc.h>
1378                 #include <tdb.h>
1379                 #include <ctdb.h>
1380                 #include <ctdb_private.h>
1381
1382                 int main(void)
1383                 {
1384                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1385                     return 0;
1386                 }
1387                 ''',
1388                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1389                 addmain=False,
1390                 includes=includes,
1391                 msg='Checking for SCHEDULE_FOR_DELETION control')
1392
1393             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1394                 if not Options.options.enable_old_ctdb:
1395                     have_cluster_support = False
1396                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1397                 else:
1398                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1399
1400         if have_cluster_support:
1401             conf.CHECK_CODE('''
1402                 #define NO_CONFIG_H
1403                 #include "replace.h"
1404                 #include "system/wait.h"
1405                 #include "system/network.h"
1406                 #include <talloc.h>
1407                 #include <tdb.h>
1408                 #include <ctdb.h>
1409                 #include <ctdb_private.h>
1410
1411                 int main(void)
1412                 {
1413                     struct ctdb_control_tcp _x;
1414                     return 0;
1415                 }
1416                 ''',
1417                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1418                 addmain=False,
1419                 includes=includes,
1420                 msg='Checking for ctdb ipv4 support')
1421
1422             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1423                 have_cluster_support = False
1424                 ctdb_broken = "missing struct ctdb_control_tcp"
1425
1426         if have_cluster_support:
1427             conf.CHECK_CODE('''
1428                 #define NO_CONFIG_H
1429                 #include "replace.h"
1430                 #include "system/wait.h"
1431                 #include "system/network.h"
1432                 #include <talloc.h>
1433                 #include <tdb.h>
1434                 #include <ctdb.h>
1435                 #include <ctdb_private.h>
1436
1437                 int main(void)
1438                 {
1439                     struct ctdb_control_tcp_addr _x;
1440                     return 0;
1441                 }
1442                 ''',
1443                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1444                 addmain=False,
1445                 includes=includes,
1446                 msg='Checking for ctdb ipv6 support')
1447
1448         if have_cluster_support:
1449             conf.CHECK_CODE('''
1450                 #define NO_CONFIG_H
1451                 #include "replace.h"
1452                 #include "system/wait.h"
1453                 #include "system/network.h"
1454                 #include <talloc.h>
1455                 #include <tdb.h>
1456                 #include <ctdb.h>
1457                 #include <ctdb_private.h>
1458
1459                 int main(void)
1460                 {
1461                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1462                     return 0;
1463                 }
1464                 ''',
1465                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1466                 addmain=False,
1467                 includes=includes,
1468                 msg='Checking for CHECK_SRVIDS control')
1469
1470             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1471                 if not Options.options.enable_old_ctdb:
1472                     have_cluster_support = False
1473                     ctdb_broken = "CHECK_SRVIDS control missing"
1474                 else:
1475                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1476
1477     if have_cluster_support:
1478         Logs.info("building with cluster support")
1479         conf.DEFINE('CLUSTER_SUPPORT', 1);
1480     else:
1481         if not Options.options.with_cluster_support:
1482             Logs.info("building without cluster support")
1483         else:
1484             Logs.warn("building without cluster support: " + ctdb_broken)
1485         conf.undefine('CLUSTER_SUPPORT')
1486
1487
1488
1489     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1490                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1491                     addmain=False,
1492                     link=False,
1493                     msg='Checking whether we can compile with __attribute__((destructor))')
1494
1495     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1496                     'SEEKDIR_RETURNS_VOID',
1497                     headers='sys/types.h dirent.h',
1498                     msg='Checking whether seekdir returns void')
1499
1500     if Options.options.with_profiling_data:
1501         conf.DEFINE('WITH_PROFILE', 1);
1502
1503     PTHREAD_CFLAGS='error'
1504     PTHREAD_LDFLAGS='error'
1505
1506     if PTHREAD_LDFLAGS == 'error':
1507         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1508             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1509             PTHREAD_LDFLAGS='-lpthread'
1510     if PTHREAD_LDFLAGS == 'error':
1511         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1512             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1513             PTHREAD_LDFLAGS='-lpthreads'
1514     if PTHREAD_LDFLAGS == 'error':
1515         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1516             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1517             PTHREAD_LDFLAGS='-pthread'
1518     if PTHREAD_LDFLAGS == 'error':
1519         if conf.CHECK_FUNCS('pthread_attr_init'):
1520             PTHREAD_CFLAGS='-D_REENTRANT'
1521             PTHREAD_LDFLAGS='-lpthread'
1522     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1523     # pthread_attr_init. On pthread_mutex_lock it works there...
1524     if PTHREAD_LDFLAGS == 'error':
1525         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1526             PTHREAD_CFLAGS='-D_REENTRANT'
1527             PTHREAD_LDFLAGS='-lpthread'
1528
1529     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1530         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1531         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1532         conf.CHECK_HEADERS('pthread.h')
1533         conf.DEFINE('HAVE_PTHREAD', '1')
1534
1535     if Options.options.with_pthreadpool:
1536         if conf.CONFIG_SET('HAVE_PTHREAD'):
1537             conf.DEFINE('WITH_PTHREADPOOL', '1')
1538         else:
1539             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1540             conf.undefine('WITH_PTHREADPOOL')
1541
1542     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1543         conf.DEFINE('HAVE_GPFS', '1')
1544
1545     default_static_modules.extend(TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1546                                       auth_sam auth_unix auth_winbind auth_wbc
1547                                       auth_domain auth_builtin vfs_default
1548                                       nss_info_template idmap_tdb idmap_passdb
1549                                       idmap_nss'''))
1550
1551     default_shared_modules.extend(TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1552                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1553                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1554                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1555                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1556                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1557                                       vfs_media_harmony
1558                                       vfs_crossrename vfs_linux_xfs_sgid
1559                                       vfs_time_audit idmap_autorid idmap_tdb2
1560                                       idmap_rid idmap_hash'''))
1561
1562     if Options.options.developer:
1563         default_static_modules.extend(TO_LIST('charset_weird'))
1564         default_shared_modules.extend(TO_LIST('perfcount_test'))
1565         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1566         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1567
1568     if Options.options.enable_selftest or Options.options.developer:
1569         default_shared_modules.extend(TO_LIST('vfs_fake_acls'))
1570
1571
1572     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1573         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1574
1575     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1576         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1577
1578     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1579         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1580
1581     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1582         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1583
1584     if (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1585         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1586
1587     if Options.options.with_pthreadpool:
1588         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1589
1590     if conf.CONFIG_SET('HAVE_AIO'):
1591         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1592
1593     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1594         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1595
1596     if conf.CONFIG_SET('HAVE_LDAP'):
1597         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1598
1599     if conf.CONFIG_SET('DARWINOS'):
1600         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1601
1602     if conf.CONFIG_SET('HAVE_GPFS'):
1603         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1604
1605     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1606     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1607
1608     final_static_modules = default_static_modules
1609     final_shared_modules = default_shared_modules
1610
1611     for m in explicit_static_modules:
1612         if m in final_shared_modules:
1613             final_shared_modules.remove(m)
1614         final_static_modules.append(m)
1615     for m in explicit_shared_modules:
1616         if m in final_static_modules:
1617             final_static_modules.remove(m)
1618         final_shared_modules.append(m)
1619
1620     conf.env['static_modules'] = final_static_modules
1621     conf.env['shared_modules'] = final_shared_modules
1622
1623     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1624
1625     static_list = {}
1626     shared_list = {}
1627
1628     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1629     conf.env['MODULE_PREFIXES'] = prefixes
1630     for p in prefixes:
1631         for m in final_static_modules:
1632             if m.find(p) == 0:
1633                 if not p in static_list:
1634                     static_list[p] = []
1635                 static_list[p].append(m)
1636         for m in final_shared_modules:
1637             if m.find(p) == 0:
1638                 if not p in shared_list:
1639                     shared_list[p] = []
1640                 shared_list[p].append(m)
1641
1642     for p in prefixes:
1643         static_env = "%s_STATIC" % p.upper()
1644         shared_env = "%s_SHARED" % p.upper()
1645         conf.env[static_env] = []
1646         conf.env[shared_env] = []
1647         if p in static_list:
1648             decl_list=""
1649             for entry in static_list[p]:
1650                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1651                 conf.env[static_env].append('%s' % entry)
1652             decl_list = decl_list.rstrip()
1653             conf.DEFINE('static_decl_%s' % p, decl_list)
1654             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1655         else:
1656             conf.DEFINE('static_decl_%s' % p, '')
1657             conf.DEFINE('static_init_%s' % p, '{}')
1658         if p in shared_list:
1659             for entry in shared_list[p]:
1660                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1661                 conf.env[shared_env].append('%s' % entry)
1662
1663     conf.SAMBA_CONFIG_H('include/config.h')
1664
1665 def ctags(ctx):
1666     "build 'tags' file using ctags"
1667     import Utils
1668     source_root = os.path.dirname(Utils.g_module.root_path)
1669     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1670     print("Running: %s" % cmd)
1671     os.system(cmd)
1672