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_CODE('''
 270 #ifdef HAVE_SYS_PRCTL_H
 271 #include <sys/prctl.h>
 272 #endif
 273 int i; i = prtcl(0);
 274 ''',
 275                     'HAVE_PRCTL', link=False)
 276
 277     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 278
 279     # FIXME: these should be tests for features, but the old build system just
 280     # checks for OSes.
 281     host_os = sys.platform
 282     Logs.info("building on %s" % host_os)
 283
 284     # Python doesn't have case switches... :/
 285     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 286     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 287
 288     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 289     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 290         if host_os.rfind('linux') > -1:
 291             conf.DEFINE('LINUX', '1')
 292         elif host_os.rfind('qnx') > -1:
 293             conf.DEFINE('QNX', '1')
 294         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 295     elif (host_os.rfind('darwin') > -1):
 296         conf.DEFINE('DARWINOS', 1)
 297         conf.ADD_CFLAGS('-fno-common')
 298         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 299     elif (host_os.rfind('freebsd') > -1):
 300         conf.DEFINE('FREEBSD', 1)
 301         if conf.CHECK_HEADERS('sunacl.h'):
 302             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
 303             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 304         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 305     elif (host_os.rfind('irix') > -1):
 306         conf.DEFINE('IRIX', 1)
 307         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 308     elif (host_os.rfind('aix') > -1):
 309         conf.DEFINE('AIX', 1)
 310         conf.DEFINE('STAT_ST_BLOCKSIZE', 'DEV_BSIZE')
 311     elif (host_os.rfind('hpux') > -1):
 312         conf.DEFINE('HPUX', 1)
 313         conf.DEFINE('STAT_ST_BLOCKSIZE', '8192')
 314     elif (host_os.rfind('osf') > -1):
 315         conf.DEFINE('OSF1', 1)
 316         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 317
 318     # FIXME: Add more checks here.
 319     else:
 320         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 321
 322     if Options.options.with_acl_support:
 323         if (host_os.rfind('sysv5') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl', checklibc=True):
 324                 Logs.info('Using UnixWare ACLs')
 325                 conf.DEFINE('HAVE_UNIXWARE_ACLS',1)
 326                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 327         elif (host_os.rfind('solaris') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl'):
 328                 Logs.info('Using solaris ACLs')
 329                 conf.DEFINE('HAVE_SOLARIS_ACLS',1)
 330                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 331         elif (host_os.rfind('hpux') > -1):
 332                 Logs.info('Using HPUX ACLs')
 333                 conf.DEFINE('HAVE_HPUX_ACLS',1)
 334                 conf.DEFINE('POSIX_ACL_NEEDS_MASK',1)
 335                 default_static_modules.extend(TO_LIST('vfs_hpuxacl'))
 336         elif (host_os.rfind('aix') > -1):
 337                 Logs.info('Using AIX ACLs')
 338                 conf.DEFINE('HAVE_AIX_ACLS',1)
 339                 default_static_modules.extend(TO_LIST('vfs_aixacl'))
 340         elif (host_os.rfind('osf') > -1) and conf.CHECK_FUNCS_IN('pacl', 'acl_get_fd'):
 341                 Logs.info('Using Tru64 ACLs')
 342                 conf.DEFINE('HAVE_TRU64_ACLS',1)
 343                 default_static_modules.extend(TO_LIST('vfs_tru64acl'))
 344         elif (host_os.rfind('darwin') > -1):
 345             Logs.warn('ACLs on Dwarwin currently not supported')
 346         else:
 347             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 348             if conf.CHECK_CODE('''
 349 acl_t acl;
 350 int entry_id;
 351 acl_entry_t *entry_p;
 352 return acl_get_entry(acl, entry_id, entry_p);
 353 ''',
 354                         'HAVE_POSIX_ACLS',
 355                         headers='sys/types.h sys/acl.h', link=False,
 356                         msg="Checking for POSIX ACL support") :
 357                 conf.CHECK_CODE('''
 358 acl_permset_t permset_d;
 359 acl_perm_t perm;
 360 return acl_get_perm_np(permset_d, perm);
 361 ''',
 362                         'HAVE_ACL_GET_PERM_NP',
 363                         headers='sys/types.h sys/acl.h', link=True,
 364                         msg="Checking whether acl_get_perm_np() is available")
 365                 default_static_modules.extend(TO_LIST('vfs_posixacl'))
 366
 367
 368     if conf.CHECK_FUNCS('dirfd'):
 369         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 370
 371     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 372                     'HAVE_STATFS_F_FSID',
 373                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 374                     headers='sys/types.h sys/statfs.h',
 375                     execute=True)
 376
 377     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 378         conf.CHECK_CODE('''
 379                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 380                 'HAVE_LINUX_FALLOCATE',
 381                 msg="Checking whether the Linux 'fallocate' function is available",
 382                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 383     conf.CHECK_CODE('''
 384                 ssize_t err = readahead(0,0,0x80000);''',
 385                 'HAVE_LINUX_READAHEAD',
 386                 msg="Checking whether Linux readahead is available",
 387                 headers='unistd.h fcntl.h')
 388     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 389
 390     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
 391                 'HAVE_OPENAT',
 392                 msg='Checking for openat',
 393                 headers='fcntl.h')
 394
 395     if Options.options.with_aio_support:
 396         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 397         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 398         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 399                         'HAVE_AIO',
 400                         msg='Checking for asynchronous io support',
 401                         headers='sys/types.h aio.h',
 402                         lib='aio rt')
 403         if conf.CONFIG_SET('HAVE_AIO'):
 404             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 405             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 406             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')
 407             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 408             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 409             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')
 410             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')
 411         if not conf.CONFIG_SET('HAVE_AIO'):
 412             conf.DEFINE('HAVE_NO_AIO', '1')
 413     else:
 414         conf.DEFINE('HAVE_NO_AIO', '1')
 415
 416     if host_os.rfind('linux') > -1:
 417         conf.CHECK_FUNCS_IN('io_submit', 'aio')
 418         conf.CHECK_CODE('''
 419 struct io_event ioev;
 420 struct iocb *ioc;
 421 io_context_t ctx;
 422 struct timespec ts;
 423 int fd;
 424 char *buf;
 425 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 426 io_queue_init(128,&ctx);
 427 io_prep_pwrite(ioc, 1, buf, 1, 0);
 428 io_prep_pread(ioc, 1, buf, 1, 0);
 429 io_set_eventfd(ioc, fd);
 430 io_set_callback(ioc, (io_callback_t)(0));
 431 io_submit(ctx, 1, &ioc);
 432 io_getevents(ctx, 1, 1, &ioev, &ts);
 433 ''',
 434                         'HAVE_LINUX_KERNEL_AIO',
 435                         msg='Checking for linux kernel asynchronous io support',
 436                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 437                         lib='aio')
 438
 439     conf.CHECK_CODE('''
 440 struct msghdr msg;
 441 union {
 442         struct cmsghdr cm;
 443         char control[CMSG_SPACE(sizeof(int))];
 444 } control_un;
 445 msg.msg_control = control_un.control;
 446 msg.msg_controllen = sizeof(control_un.control);
 447 ''',
 448         'HAVE_MSGHDR_MSG_CONTROL',
 449         msg='Checking if we can use msg_control for passing file descriptors',
 450         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 451     conf.CHECK_CODE('''
 452 struct msghdr msg;
 453 int fd;
 454 msg.msg_acctrights = (caddr_t) &fd;
 455 msg.msg_acctrightslen = sizeof(fd);
 456 ''',
 457         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 458         msg='Checking if we can use msg_acctrights for passing file descriptors',
 459         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 460
 461     if Options.options.with_winbind:
 462         conf.env.build_winbind = True
 463         conf.DEFINE('WITH_WINBIND', '1')
 464
 465     conf.find_program('awk', var='AWK')
 466     conf.find_program('perl', var='PERL')
 467
 468     conf.CHECK_HEADERS('asm/types.h')
 469
 470     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 471                     headers='unistd.h sys/types.h',
 472                     msg="Checking for major macro")
 473
 474     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 475                     headers='unistd.h sys/types.h',
 476                     msg="Checking for minor macro")
 477
 478     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 479                                 headers='unistd.h sys/types.h dirent.h',
 480                                 define='HAVE_DIRENT_D_OFF')
 481
 482     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 483     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 484         netgrent_cflags = '-Werror-implicit-function-declaration'
 485     else:
 486         netgrent_cflags = ''
 487     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 488                     msg="Checking for setnetgrent prototype",
 489                     headers='netdb.h netgroup.h',
 490                     cflags=netgrent_cflags)
 491     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 492                     msg="Checking for getnetgrent prototype",
 493                     headers='netdb.h netgroup.h',
 494                     cflags=netgrent_cflags)
 495     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 496                     msg="Checking for endnetgrent prototype",
 497                     headers='netdb.h netgroup.h',
 498                     cflags=netgrent_cflags)
 499
 500
 501     # Look for CUPS
 502     if Options.options.with_cups:
 503         conf.find_program('cups-config', var='CUPS_CONFIG')
 504         if conf.env.CUPS_CONFIG:
 505             # we would normally use --libs here, but cups-config incorrectly adds
 506             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 507             # of an in-tree heimdal kerberos
 508             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 509                            package="", uselib_store="CUPS")
 510         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 511         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 512         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 513             conf.DEFINE('HAVE_CUPS', '1')
 514         else:
 515             conf.undefine('HAVE_CUPS')
 516             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 517     else:
 518         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 519         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 520
 521     if Options.options.with_iprint:
 522         if conf.CONFIG_SET('HAVE_CUPS'):
 523             conf.DEFINE('HAVE_IPRINT', '1')
 524         else:
 525             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 526     if Options.options.with_syslog:
 527         conf.DEFINE('WITH_SYSLOG', '1')
 528     if Options.options.with_automount:
 529         conf.DEFINE('WITH_AUTOMOUNT', '1')
 530
 531     # Check for LDAP
 532     if Options.options.with_ldap:
 533         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 534         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 535         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 536         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 537
 538         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 539         # for the samba logs
 540         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 541                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 542
 543         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 544         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 545
 546         # Check if ldap_set_rebind_proc() takes three arguments
 547         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 548                            'LDAP_SET_REBIND_PROC_ARGS',
 549                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 550                            headers='ldap.h lber.h', link=False):
 551             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 552         else:
 553             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 554
 555         # last but not least, if ldap_init() exists, we want to use ldap
 556         if conf.CONFIG_SET('HAVE_LDAP_INIT') and conf.CONFIG_SET('HAVE_LDAP_H'):
 557             conf.DEFINE('HAVE_LDAP', '1')
 558             conf.DEFINE('LDAP_DEPRECATED', '1')
 559             conf.env['HAVE_LDAP'] = '1'
 560             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 561             # SASL wrapping hooks
 562             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 563                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 564                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 565     else:
 566         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 567         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 568
 569     if Options.options.with_ads:
 570         use_ads=True
 571         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 572            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 573             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 574             use_ads=False
 575         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 576             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 577             use_ads=False
 578         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 579             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 580             use_ads=False
 581         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 582             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 583             use_ads=False
 584         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 585             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 586             use_ads=False
 587         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 588             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 589             use_ads=False
 590         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 591             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 592             use_ads=False
 593         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 594             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 595             use_ads=False
 596         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 597             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 598             use_ads=False
 599         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
 600            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
 601             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
 602             use_ads=False
 603         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 604            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 605             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 606             use_ads=False
 607         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 608            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 609             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 610             use_ads=False
 611         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 612            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 613             Logs.warn("no KT_FREE_FUNCTION detected")
 614             use_ads=False
 615         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 616             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 617             use_ads=False
 618
 619         # We don't actually use
 620         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 621         # clue that this Heimdal, which does the PAC processing we
 622         # need on the standard gss_inquire_sec_context_by_oid
 623         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 624             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 625                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 626             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")
 627             use_ads=False
 628
 629         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 630             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 631             use_ads=False
 632
 633         if use_ads:
 634             conf.DEFINE('WITH_ADS', '1')
 635             conf.DEFINE('HAVE_KRB5', '1')
 636             if conf.CONFIG_SET('HAVE_LDAP'):
 637                 conf.env['HAVE_ADS'] = '1'
 638         else:
 639             Logs.warn("krb5 libs don't have all features required for Active Directory support")
 640             conf.undefine('HAVE_KRB5_H')
 641             conf.undefine('HAVE_GSSAPI_H')
 642             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 643             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 644
 645     if Options.options.with_utmp:
 646         conf.env.with_utmp = True
 647         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
 648         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 649         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 650                                     define='HAVE_UT_UT_NAME')
 651         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 652                                     define='HAVE_UT_UT_USER')
 653         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 654                                     define='HAVE_UT_UT_ID')
 655         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 656                                     define='HAVE_UT_UT_HOST')
 657         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 658                                     define='HAVE_UT_UT_TIME')
 659         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 660                                     define='HAVE_UT_UT_TV')
 661         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 662                                     define='HAVE_UT_UT_TYPE')
 663         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 664                                     define='HAVE_UT_UT_PID')
 665         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 666                                     define='HAVE_UT_UT_EXIT')
 667         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 668                                     define='HAVE_UX_UT_SYSLEN')
 669         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 670                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 671                         msg="Checking whether pututline returns pointer")
 672         conf.CHECK_SIZEOF(['((struct utmp *)NULL)->ut_line'], headers='utmp.h',
 673                           define='SIZEOF_UTMP_UT_LINE')
 674         if not conf.CONFIG_SET('SIZEOF_UTMP_UT_LINE'):
 675             conf.env.with_utmp = False
 676         elif int(conf.env.SIZEOF_UTMP_UT_LINE) < 15:
 677             conf.env.with_utmp = False
 678         if conf.env.with_utmp:
 679             conf.DEFINE('WITH_UTMP', 1)
 680         else:
 681             Logs.warn("--with-utmp but utmp support not sufficient")
 682
 683     if Options.options.with_avahi:
 684         conf.env.with_avahi = True
 685         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 686         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 687         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 688         if conf.env.with_avahi:
 689             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 690     else:
 691         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 692         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 693
 694     if Options.options.with_iconv:
 695         conf.env.with_iconv = True
 696         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 697             conf.env.with_iconv = False
 698         if conf.env.with_iconv:
 699             conf.DEFINE('HAVE_ICONV', 1)
 700
 701     if Options.options.with_pam:
 702         use_pam=True
 703         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 704         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 705             Logs.warn("--with-pam=yes but pam_appl.h not found")
 706             use_pam=False
 707         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 708         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 709         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 710             Logs.warn("--with-pam=yes but pam_modules.h not found")
 711             use_pam=False
 712         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 713         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 714         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 715         conf.CHECK_CODE('''
 716 #if defined(HAVE_SECURITY_PAM_APPL_H)
 717 #include <security/pam_appl.h>
 718 #elif defined(HAVE_PAM_PAM_APPL_H)
 719 #include <pam/pam_appl.h>
 720 #endif
 721 pam_set_item(0, PAM_RHOST, 0);
 722 ''',
 723             'HAVE_PAM_RHOST',
 724             lib='pam',
 725             msg="Checking whether PAM_RHOST is available");
 726         conf.CHECK_CODE('''
 727 #if defined(HAVE_SECURITY_PAM_APPL_H)
 728 #include <security/pam_appl.h>
 729 #elif defined(HAVE_PAM_PAM_APPL_H)
 730 #include <pam/pam_appl.h>
 731 #endif
 732 pam_set_item(0, PAM_TTY, 0);
 733 ''',
 734             'HAVE_PAM_TTY',
 735             lib='pam',
 736             msg="Checking whether PAM_TTY is available");
 737         conf.CHECK_CODE('''
 738 #if (!defined(LINUX))
 739
 740 #define PAM_EXTERN extern
 741 #if defined(HAVE_SECURITY_PAM_APPL_H)
 742 #include <security/pam_appl.h>
 743 #elif defined(HAVE_PAM_PAM_APPL_H)
 744 #include <pam/pam_appl.h>
 745 #endif
 746
 747 #endif
 748
 749 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 750 #include <security/pam_modules.h>
 751 #elif defined(HAVE_PAM_PAM_MODULES_H)
 752 #include <pam/pam_modules.h>
 753 #endif
 754
 755 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 756 #include <security/_pam_macros.h>
 757 #elif defined(HAVE_PAM__PAM_MACROS_H)
 758 #include <pam/_pam_macros.h>
 759 #endif
 760
 761 #ifdef HAVE_SECURITY_PAM_EXT_H
 762 #include <security/pam_ext.h>
 763 #endif
 764
 765 int i; i = PAM_RADIO_TYPE;
 766 ''',
 767             'HAVE_PAM_RADIO_TYPE',
 768             lib='pam',
 769             msg="Checking whether PAM_RADIO_TYPE is available");
 770         if use_pam:
 771             conf.DEFINE('WITH_PAM', 1)
 772             conf.DEFINE('WITH_PAM_MODULES', 1)
 773
 774     if Options.options.with_pam_smbpass:
 775         conf.env.with_pam_smbpass = True
 776
 777     seteuid = False
 778
 779 #
 780 # Ensure we select the correct set of system calls on Linux.
 781 #
 782     if (host_os.rfind('linux') > -1):
 783         conf.CHECK_CODE('''
 784 #if defined(HAVE_UNISTD_H)
 785 #include <unistd.h>
 786 #endif
 787 #include <stdlib.h>
 788 #include <stdio.h>
 789 #include <sys/types.h>
 790 #include <errno.h>
 791
 792 #ifdef HAVE_SYS_PRIV_H
 793 #include <sys/priv.h>
 794 #endif
 795 #ifdef HAVE_SYS_ID_H
 796 #include <sys/id.h>
 797 #endif
 798
 799 #if defined(HAVE_SYSCALL_H)
 800 #include <syscall.h>
 801 #endif
 802
 803 #if defined(HAVE_SYS_SYSCALL_H)
 804 #include <sys/syscall.h>
 805 #endif
 806
 807 syscall(SYS_setresuid32, -1, -1, -1);
 808 syscall(SYS_setresgid32, -1, -1, -1);
 809 syscall(SYS_setreuid32, -1, -1);
 810 syscall(SYS_setregid32, -1, -1);
 811 syscall(SYS_setuid32, -1);
 812 syscall(SYS_setgid32, -1);
 813 syscall(SYS_setgroups32, 0, NULL);
 814 ''',
 815             'USE_LINUX_32BIT_SYSCALLS',
 816             msg="Checking whether Linux should use 32-bit credential calls");
 817
 818         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
 819             seteuid = conf.CHECK_CODE('''
 820                                 #define AUTOCONF_TEST 1
 821                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 822                                 #define USE_LINUX_32BIT_SYSCALLS 1
 823                                 #include "../lib/util/setid.c"
 824                                 #include "./lib/util_sec.c"
 825                                 ''',
 826                                 'USE_LINUX_THREAD_CREDENTIALS',
 827                                 addmain=False,
 828                                 execute=True,
 829                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
 830         else:
 831             seteuid = conf.CHECK_CODE('''
 832                                 #define AUTOCONF_TEST 1
 833                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 834                                 #include "../lib/util/setid.c"
 835                                 #include "./lib/util_sec.c"
 836                                 ''',
 837                                 'USE_LINUX_THREAD_CREDENTIALS',
 838                                 addmain=False,
 839                                 execute=True,
 840                                 msg="Checking whether we can use Linux thread-specific credentials")
 841     if not seteuid:
 842         seteuid = conf.CHECK_CODE('''
 843                                 #define AUTOCONF_TEST 1
 844                                 #define USE_SETREUID 1
 845                                 #include "../lib/util/setid.c"
 846                                 #include "./lib/util_sec.c"
 847                                 ''',
 848                                 'USE_SETREUID',
 849                                 addmain=False,
 850                                 execute=True,
 851                                 msg="Checking whether setreuid is available")
 852     if not seteuid:
 853         seteuid = conf.CHECK_CODE('''
 854                                 #define AUTOCONF_TEST 1
 855                                 #define USE_SETRESUID 1
 856                                 #include "../lib/util/setid.c"
 857                                 #include "./lib/util_sec.c"
 858                                 ''',
 859                                 'USE_SETRESUID',
 860                                 addmain=False,
 861                                 execute=True,
 862                                 msg="Checking whether setresuid is available")
 863     if not seteuid:
 864         seteuid = conf.CHECK_CODE('''
 865                                 #define AUTOCONF_TEST 1
 866                                 #define USE_SETEUID 1
 867                                 #include "../lib/util/setid.c"
 868                                 #include "./lib/util_sec.c"
 869                                 ''',
 870                                 'USE_SETEUID',
 871                                 addmain=False,
 872                                 execute=True,
 873                                 msg="Checking whether seteuid is available")
 874     if not seteuid:
 875         seteuid = conf.CHECK_CODE('''
 876                                 #define AUTOCONF_TEST 1
 877                                 #define USE_SETUIDX 1
 878                                 #include "../lib/util/setid.c"
 879                                 #include "./lib/util_sec.c"
 880                                 ''',
 881                                 'USE_SETUIDX',
 882                                 addmain=False,
 883                                 execute=True,
 884                                 mandatory=True,
 885                                 msg="Checking whether setuidx is available")
 886     if Options.options.with_dnsupdate:
 887         if not conf.CONFIG_SET('HAVE_KRB5'):
 888             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 889         else:
 890             conf.DEFINE('WITH_DNS_UPDATES', 1)
 891     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 892     if Options.options.developer:
 893         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 894             conf.DEFINE('VALGRIND', '1')
 895
 896     if conf.CHECK_CODE('''
 897 #include <bits/sockaddr.h>
 898 #include <linux/netlink.h>
 899 ''',
 900                 'HAVE_LINUX_NETLINK_H',
 901                 msg="Checking whether Linux netlink is available"):
 902
 903         conf.CHECK_CODE('''
 904 #include <bits/sockaddr.h>
 905 #include <linux/netlink.h>
 906 #include <linux/rtnetlink.h>
 907 ''',
 908                 'HAVE_LINUX_RTNETLINK_H',
 909                 msg='Checking whether Linux rtnetlink is available')
 910
 911     conf.CHECK_CODE('''
 912 #include "../tests/fcntl_lock.c"
 913 ''',
 914                 'HAVE_FCNTL_LOCK',
 915                 addmain=False,
 916                 execute=True,
 917                 msg='Checking whether fcntl locking is available')
 918
 919 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
 920     if not conf.CHECK_CODE('''
 921 #define _XOPEN_SOURCE 600
 922 #include <stdlib.h>
 923 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
 924 #error probably broken posix_fallocate
 925 #endif
 926 ''',
 927                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
 928                            msg='Checking for broken posix_fallocate'):
 929         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
 930
 931
 932     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
 933                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
 934     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
 935                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
 936     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
 937                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
 938     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
 939                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
 940     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
 941                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
 942     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
 943        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
 944        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
 945        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
 946        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
 947         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
 948
 949     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
 950     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
 951                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
 952     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
 953                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
 954     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
 955                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
 956
 957     conf.CHECK_CODE('''
 958 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
 959 ''',
 960                 'HAVE_POSIX_FADVISE',
 961                 msg='Checking whether posix_fadvise is available',
 962                 headers='unistd.h fcntl.h')
 963
 964     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
 965         conf.CHECK_CODE('''
 966                         #include <unistd.h>
 967                         return sysconf(%s) == -1 ? 1 : 0;
 968                         ''' % v,
 969                         'SYSCONF%s' % v,
 970                         msg='Checking whether sysconf(%s) is available' % v)
 971
 972     conf.CHECK_CODE('''
 973 #include <sys/syscall.h>
 974 #include <unistd.h>
 975 syscall(SYS_initgroups, 16, NULL, NULL, 0);
 976                     ''',
 977                     'HAVE_DARWIN_INITGROUPS',
 978                     msg='Checking whether to use the Darwin-specific initgroups system call')
 979
 980     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
 981                     'HAVE_UTIMBUF',
 982                     headers='sys/types.h utime.h',
 983                     msg='Checking whether struct utimbuf is available')
 984
 985     if conf.CHECK_CODE('''struct sigevent s;''',
 986                     'HAVE_STRUCT_SIGEVENT',
 987                     headers='sys/types.h stdlib.h stddef.h signal.h',
 988                     msg='Checking whether we have the struct sigevent'):
 989         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
 990                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
 991                                     headers='signal.h');
 992         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
 993                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
 994                                     headers='signal.h');
 995
 996     if os.path.exists('/proc/sys/kernel/core_pattern'):
 997         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
 998
 999     if conf.CHECK_CODE('''
1000 #include <time.h>
1001 main() {
1002         struct tm *tm;
1003         if (sizeof(time_t) == 8) {
1004                 time_t max_time = 0x7fffffffffffffffll;
1005                 tm = gmtime(&max_time);
1006                 /* This should fail with 32-bit tm_year. */
1007                 if (tm == NULL) {
1008                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1009                         max_time = 67768036191676799ll;
1010                         tm = gmtime(&max_time);
1011                         if (tm) {
1012                                 exit(0);
1013                         }
1014                 }
1015         }
1016         exit(1);
1017 }''',
1018         '__TIME_T_MAX',
1019         addmain=False,
1020         execute=True,
1021         msg="Checking for the maximum value of the 'time_t' type"):
1022             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1023
1024     conf.CHECK_CODE('''
1025 #if defined(HAVE_UNISTD_H)
1026 #include <unistd.h>
1027 #endif
1028 #include <sys/types.h>
1029 main() { dev_t dev = makedev(1,2); return 0; }
1030 ''',
1031         'HAVE_MAKEDEV',
1032         addmain=False,
1033         msg='Checking whether the macro for makedev is available')
1034
1035     conf.CHECK_CODE('''
1036 #include <stdio.h>
1037 #include <limits.h>
1038 #include <signal.h>
1039
1040 void exit_on_core(int ignored) {
1041         exit(1);
1042 }
1043
1044 main() {
1045         char *newpath;
1046         signal(SIGSEGV, exit_on_core);
1047         newpath = realpath("/tmp", NULL);
1048         exit((newpath != NULL) ? 0 : 1);
1049 }
1050 ''',
1051         'REALPATH_TAKES_NULL',
1052         addmain=False,
1053         execute=True,
1054         msg='Checking whether the realpath function allows a NULL argument')
1055
1056     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1057                     'HAVE_FTRUNCATE_EXTEND',
1058                     msg='Checking for ftruncate extend',
1059                     addmain=False,
1060                     execute=True)
1061
1062     if Options.options.with_sendfile_support:
1063         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):
1064             conf.CHECK_CODE('''
1065                             int tofd, fromfd;
1066                             off_t offset;
1067                             size_t total;
1068                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1069                             ''',
1070                             '_HAVE_SENDFILE',
1071                             headers='sys/sendfile.h',
1072                             msg='Checking for linux sendfile support')
1073
1074             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1075                 conf.DEFINE('HAVE_SENDFILE', '1')
1076                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1077                 conf.DEFINE('WITH_SENDFILE', '1')
1078         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1079             conf.CHECK_CODE('''
1080                             #include <sys/types.h>
1081                             #include <unistd.h>
1082                             #include <sys/socket.h>
1083                             #include <sys/uio.h>
1084                             int fromfd, tofd, ret, total=0;
1085                             off_t offset, nwritten;
1086                             struct sf_hdtr hdr;
1087                             struct iovec hdtrl;
1088                             hdr.headers = &hdtrl;
1089                             hdr.hdr_cnt = 1;
1090                             hdr.trailers = NULL;
1091                             hdr.trl_cnt = 0;
1092                             hdtrl.iov_base = NULL;
1093                             hdtrl.iov_len = 0;
1094                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1095                             ''',
1096                             '_HAVE_SENDFILE',
1097                             msg='Checking for freebsd sendfile support')
1098             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1099                 conf.DEFINE('HAVE_SENDFILE', '1')
1100                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1101                 conf.DEFINE('WITH_SENDFILE', '1')
1102         elif (host_os.rfind('darwin') > -1):
1103             conf.CHECK_CODE('''
1104                             #include <sys/types.h>
1105                             #include <sys/socket.h>
1106                             #include <sys/uio.h>
1107                             int fromfd, tofd, ret;
1108                             off_t offset, nwritten;
1109                             struct sf_hdtr hdr;
1110                             struct iovec hdtrl;
1111                             hdr.headers = &hdtrl;
1112                             hdr.hdr_cnt = 1;
1113                             hdr.trailers = (void *)0;
1114                             hdr.trl_cnt = 0;
1115                             hdtrl.iov_base = (void *)0;
1116                             hdtrl.iov_len = 0;
1117                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1118                             ''',
1119                             '_HAVE_SENDFILE',
1120                             msg='Checking for darwin sendfile support')
1121             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1122                 conf.DEFINE('HAVE_SENDFILE', '1')
1123                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1124                 conf.DEFINE('WITH_SENDFILE', '1')
1125         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1126             conf.CHECK_CODE('''
1127                             #include <sys/socket.h>
1128                             #include <sys/uio.h>
1129                             int fromfd, tofd;
1130                             size_t total=0;
1131                             struct iovec hdtrl[2];
1132                             ssize_t nwritten;
1133                             off_t offset;
1134                             hdtrl[0].iov_base = 0;
1135                             hdtrl[0].iov_len = 0;
1136                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1137                             ''',
1138                             '_HAVE_SENDFILE',
1139                             msg='Checking for osf/hpux sendfile support')
1140             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1141                 conf.DEFINE('HAVE_SENDFILE', '1')
1142                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1143                 conf.DEFINE('WITH_SENDFILE', '1')
1144         elif (host_os.rfind('solaris') > -1):
1145             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1146             conf.CHECK_CODE('''
1147                             #include <sys/sendfile.h>,
1148                             int sfvcnt;
1149                             size_t xferred;
1150                             struct sendfilevec vec[2];
1151                             ssize_t nwritten;
1152                             int tofd;
1153                             sfvcnt = 2;
1154                             vec[0].sfv_fd = SFV_FD_SELF;
1155                             vec[0].sfv_flag = 0;
1156                             vec[0].sfv_off = 0;
1157                             vec[0].sfv_len = 0;
1158                             vec[1].sfv_fd = 0;
1159                             vec[1].sfv_flag = 0;
1160                             vec[1].sfv_off = 0;
1161                             vec[1].sfv_len = 0;
1162                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1163                             ''',
1164                             '_HAVE_SENDFILEV',
1165                             msg='Checking for solaris sendfilev support')
1166             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1167                 conf.DEFINE('HAVE_SENDFILEV', '1')
1168                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1169                 conf.DEFINE('WITH_SENDFILE', '1')
1170         elif (host_os.rfind('aix') > -1):
1171             conf.CHECK_CODE('''
1172                             #include <sys/socket.h>
1173                             int fromfd, tofd;
1174                             size_t total=0;
1175                             struct sf_parms hdtrl;
1176                             ssize_t nwritten;
1177                             hdtrl.header_data = 0;
1178                             hdtrl.header_length = 0;
1179                             hdtrl.file_descriptor = fromfd;
1180                             hdtrl.file_offset = 0;
1181                             hdtrl.file_bytes = 0;
1182                             hdtrl.trailer_data = 0;
1183                             hdtrl.trailer_length = 0;
1184                             nwritten = send_file(&tofd, &hdtrl, 0);
1185                             ''',
1186                             '_HAVE_SENDFILE',
1187                             msg='Checking for AIX send_file support')
1188             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1189                 conf.DEFINE('HAVE_SENDFILE', '1')
1190                 conf.DEFINE('AIX_SENDFILE_API', '1')
1191                 conf.DEFINE('WITH_SENDFILE', '1')
1192
1193     # Check for getcwd allowing a NULL arg.
1194     conf.CHECK_CODE('''
1195 #include <unistd.h>
1196 main() {
1197         char *s = getcwd(NULL,0);
1198         exit(s != NULL ?  0 : 1);
1199 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1200         msg="getcwd takes a NULL argument")
1201
1202
1203     # UnixWare 7.x has its getspnam in -lgen
1204     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1205     conf.CHECK_FUNCS_IN('getspnam', 'security')
1206     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1207
1208     if Options.options.with_quotas:
1209         # For quotas on Veritas VxFS filesystems
1210         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1211         # For sys/quota.h and linux/quota.h
1212         conf.CHECK_HEADERS('sys/quota.h')
1213         # For quotas on BSD systems
1214         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1215         # For quotas on Linux XFS filesystems
1216         if conf.CHECK_HEADERS('xfs/xqm.h'):
1217             conf.DEFINE('HAVE_XFS_QUOTAS', '1')
1218         else:
1219             # For Irix XFS
1220             conf.CHECK_CODE('''
1221                 #include "confdefs.h"
1222                 #ifdef HAVE_SYS_TYPES_H
1223                 #include <sys/types.h>
1224                 #endif
1225                 #ifdef HAVE_ASM_TYPES_H
1226                 #include <asm/types.h>
1227                 #endif
1228                 #include <sys/quota.h>
1229                 int i = Q_XGETQUOTA;''',
1230                 define='HAVE_XFS_QUOTAS',
1231                 msg='for XFS QUOTA in <sys/quota.h>',
1232                 execute=False,
1233                 local_include=False)
1234
1235         # For IRIX like dqb_isoftlimit instead of dqb_fsoftlimit in struc dqblk
1236         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_fsoftlimit', define='HAVE_DQB_FSOFTLIMIT',
1237                                 headers='sys/quota.h')
1238         #darwin style quota bytecount
1239         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_curbytes', define='HAVE_STRUCT_DQBLK_DQB_CURBYTES',
1240                                 headers='sys/quota.h')
1241         if conf.CHECK_HEADERS('rpcsvc/rquota.h'):
1242             conf.DEFINE('HAVE_NFS_QUOTAS', '1')
1243             conf.CHECK_STRUCTURE_MEMBER('struct getquota_rslt', 'getquota_rslt_u',
1244                                         define='HAVE_GETQUOTA_RSLT_GETQUOTA_RSLT_U',
1245                                         headers='rpcsvc/rquota.h')
1246
1247         if (host_os.rfind('linux') > -1):
1248             conf.DEFINE('HAVE_QUOTACTL_LINUX', '1')
1249         elif not conf.CONFIG_SET("HAVE_XFS_QUOTAS"):
1250             if not conf.CHECK_CODE('''
1251                 #define HAVE_QUOTACTL_4A 1
1252                 #define AUTOCONF_TEST 1
1253                 #include "../tests/sysquotas.c"
1254                 ''',
1255                                    cflags=conf.env['WERROR_CFLAGS'],
1256                                    define='HAVE_QUOTACTL_4A',
1257                                    msg='for QUOTACTL_4A: long quotactl(int cmd, char *special, qid_t id, caddr_t addr)',
1258                                    execute=True,
1259                                    addmain=False):
1260
1261                 conf.CHECK_CODE('''
1262                 #define HAVE_QUOTACTL_4B 1
1263                 #define AUTOCONF_TEST 1
1264                 #include "../tests/sysquotas.c"
1265                 ''',
1266                                 cflags=conf.env['WERROR_CFLAGS'],
1267                                 define='HAVE_QUOTACTL_4B',
1268                                 msg='for QUOTACTL_4B:  int quotactl(const char *path, int cmd, int id, char *addr)',
1269                                 execute=True,
1270                                 addmain=False)
1271
1272         conf.CHECK_CODE('''
1273                      clnt_create("", RQUOTAPROG, RQUOTAVERS, "udp");
1274 ''',
1275                         headers="rpc/rpc.h rpc/types.h rpcsvc/rquota.h rpc/nettype.h rpc/xdr.h",
1276                         define='HAVE_NFS_QUOTAS',
1277                         msg='for NFS QUOTAS',
1278                         execute=True,
1279                         local_include=False)
1280
1281         if conf.CONFIG_SET('HAVE_QUOTACTL_LINUX') or \
1282            conf.CONFIG_SET('HAVE_QUOTACTL_4A') or \
1283            conf.CONFIG_SET('HAVE_QUOTACTL_4B') or \
1284            conf.CONFIG_SET('HAVE_XFS_QUOTAS'):
1285             conf.DEFINE('HAVE_SYS_QUOTAS', '1')
1286             conf.DEFINE('WITH_QUOTAS', '1')
1287
1288     #
1289     # checking for clustering extensions (CTDB)
1290     #
1291     if not Options.options.with_cluster_support:
1292         have_cluster_support = False
1293
1294     else:
1295
1296         if Options.options.ctdb_dir:
1297             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1298
1299         srcdir = os.path.realpath(conf.srcdir)
1300         if 'EXTRA_INCLUDES' in conf.env:
1301             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1302         else:
1303             includes = ''
1304
1305         if not conf.env.USING_SYSTEM_TDB:
1306             includes = includes + ' ' + srcdir + '/lib/tdb/include'
1307
1308         have_cluster_support = True
1309         ctdb_broken = ""
1310
1311         conf.CHECK_CODE('''
1312             #define NO_CONFIG_H
1313             #include "replace.h"
1314             #include "system/wait.h"
1315             #include "system/network.h"
1316             #define private #error __USED_RESERVED_WORD_private__
1317             #include <talloc.h>
1318             #include <tdb.h>
1319             #include <ctdb.h>
1320
1321             int main(void)
1322             {
1323                 return 0;
1324             }
1325             ''',
1326             'HAVE_CTDB_H',
1327             addmain=False,
1328             includes=includes,
1329             msg='Checking for header ctdb.h')
1330
1331         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1332             have_cluster_support = False
1333             ctdb_broken = "ctdb.h is required for cluster support"
1334
1335         if have_cluster_support:
1336             conf.CHECK_CODE('''
1337                 #define NO_CONFIG_H
1338                 #include "replace.h"
1339                 #include "system/wait.h"
1340                 #include "system/network.h"
1341                 #define private #error __USED_RESERVED_WORD_private__
1342                 #include <talloc.h>
1343                 #include <tdb.h>
1344                 #include <ctdb.h>
1345                 #include <ctdb_private.h>
1346
1347                 int main(void)
1348                 {
1349                     return 0;
1350                 }
1351                 ''',
1352                 'HAVE_CTDB_PRIVATE_H',
1353                 addmain=False,
1354                 includes=includes,
1355                 msg='Checking for header ctdb_private.h')
1356
1357             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1358                 have_cluster_support = False
1359                 ctdb_broken = "ctdb_private.h is required for cluster support"
1360
1361         if have_cluster_support:
1362             conf.CHECK_CODE('''
1363                 #define NO_CONFIG_H
1364                 #include "replace.h"
1365                 #include "system/wait.h"
1366                 #include "system/network.h"
1367                 #include <talloc.h>
1368                 #include <tdb.h>
1369                 #include <ctdb.h>
1370                 #include <ctdb_private.h>
1371
1372                 int main(void)
1373                 {
1374                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1375                    return 0;
1376                 }
1377                 ''',
1378                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1379                 addmain=False,
1380                 includes=includes,
1381                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1382
1383             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1384                 have_cluster_support = False
1385                 ctdb_broken = "ctdb transaction support missing or too old"
1386
1387         if have_cluster_support:
1388             conf.CHECK_CODE('''
1389                 #define NO_CONFIG_H
1390                 #include "replace.h"
1391                 #include "system/wait.h"
1392                 #include "system/network.h"
1393                 #include <talloc.h>
1394                 #include <tdb.h>
1395                 #include <ctdb.h>
1396                 #include <ctdb_private.h>
1397
1398                 int main(void)
1399                 {
1400                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1401                     return 0;
1402                 }
1403                 ''',
1404                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1405                 addmain=False,
1406                 includes=includes,
1407                 msg='Checking for SCHEDULE_FOR_DELETION control')
1408
1409             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1410                 if not Options.options.enable_old_ctdb:
1411                     have_cluster_support = False
1412                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1413                 else:
1414                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1415
1416         if have_cluster_support:
1417             conf.CHECK_CODE('''
1418                 #define NO_CONFIG_H
1419                 #include "replace.h"
1420                 #include "system/wait.h"
1421                 #include "system/network.h"
1422                 #include <talloc.h>
1423                 #include <tdb.h>
1424                 #include <ctdb.h>
1425                 #include <ctdb_private.h>
1426
1427                 int main(void)
1428                 {
1429                     struct ctdb_control_tcp _x;
1430                     return 0;
1431                 }
1432                 ''',
1433                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1434                 addmain=False,
1435                 includes=includes,
1436                 msg='Checking for ctdb ipv4 support')
1437
1438             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1439                 have_cluster_support = False
1440                 ctdb_broken = "missing struct ctdb_control_tcp"
1441
1442         if have_cluster_support:
1443             conf.CHECK_CODE('''
1444                 #define NO_CONFIG_H
1445                 #include "replace.h"
1446                 #include "system/wait.h"
1447                 #include "system/network.h"
1448                 #include <talloc.h>
1449                 #include <tdb.h>
1450                 #include <ctdb.h>
1451                 #include <ctdb_private.h>
1452
1453                 int main(void)
1454                 {
1455                     struct ctdb_control_tcp_addr _x;
1456                     return 0;
1457                 }
1458                 ''',
1459                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1460                 addmain=False,
1461                 includes=includes,
1462                 msg='Checking for ctdb ipv6 support')
1463
1464         if have_cluster_support:
1465             conf.CHECK_CODE('''
1466                 #define NO_CONFIG_H
1467                 #include "replace.h"
1468                 #include "system/wait.h"
1469                 #include "system/network.h"
1470                 #include <talloc.h>
1471                 #include <tdb.h>
1472                 #include <ctdb.h>
1473                 #include <ctdb_private.h>
1474
1475                 int main(void)
1476                 {
1477                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1478                     return 0;
1479                 }
1480                 ''',
1481                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1482                 addmain=False,
1483                 includes=includes,
1484                 msg='Checking for CHECK_SRVIDS control')
1485
1486             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1487                 if not Options.options.enable_old_ctdb:
1488                     have_cluster_support = False
1489                     ctdb_broken = "CHECK_SRVIDS control missing"
1490                 else:
1491                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1492
1493     if have_cluster_support:
1494         Logs.info("building with cluster support")
1495         conf.DEFINE('CLUSTER_SUPPORT', 1);
1496     else:
1497         if not Options.options.with_cluster_support:
1498             Logs.info("building without cluster support")
1499         else:
1500             Logs.warn("building without cluster support: " + ctdb_broken)
1501         conf.undefine('CLUSTER_SUPPORT')
1502
1503
1504
1505     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1506                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1507                     addmain=False,
1508                     link=False,
1509                     msg='Checking whether we can compile with __attribute__((destructor))')
1510
1511     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1512                     'SEEKDIR_RETURNS_VOID',
1513                     headers='sys/types.h dirent.h',
1514                     msg='Checking whether seekdir returns void')
1515
1516     if Options.options.with_profiling_data:
1517         conf.DEFINE('WITH_PROFILE', 1);
1518
1519     PTHREAD_CFLAGS='error'
1520     PTHREAD_LDFLAGS='error'
1521
1522     if PTHREAD_LDFLAGS == 'error':
1523         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1524             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1525             PTHREAD_LDFLAGS='-lpthread'
1526     if PTHREAD_LDFLAGS == 'error':
1527         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1528             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1529             PTHREAD_LDFLAGS='-lpthreads'
1530     if PTHREAD_LDFLAGS == 'error':
1531         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1532             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1533             PTHREAD_LDFLAGS='-pthread'
1534     if PTHREAD_LDFLAGS == 'error':
1535         if conf.CHECK_FUNCS('pthread_attr_init'):
1536             PTHREAD_CFLAGS='-D_REENTRANT'
1537             PTHREAD_LDFLAGS='-lpthread'
1538     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1539     # pthread_attr_init. On pthread_mutex_lock it works there...
1540     if PTHREAD_LDFLAGS == 'error':
1541         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1542             PTHREAD_CFLAGS='-D_REENTRANT'
1543             PTHREAD_LDFLAGS='-lpthread'
1544
1545     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1546         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1547         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1548         conf.CHECK_HEADERS('pthread.h')
1549         conf.DEFINE('HAVE_PTHREAD', '1')
1550
1551     if Options.options.with_pthreadpool:
1552         if conf.CONFIG_SET('HAVE_PTHREAD'):
1553             conf.DEFINE('WITH_PTHREADPOOL', '1')
1554         else:
1555             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1556             conf.undefine('WITH_PTHREADPOOL')
1557
1558     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1559         conf.DEFINE('HAVE_GPFS', '1')
1560
1561     default_static_modules.extend(TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1562                                       auth_sam auth_unix auth_winbind auth_wbc
1563                                       auth_domain auth_builtin vfs_default
1564                                       nss_info_template idmap_tdb idmap_passdb
1565                                       idmap_nss'''))
1566
1567     default_shared_modules.extend(TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1568                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1569                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1570                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1571                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1572                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1573                                       vfs_media_harmony
1574                                       vfs_crossrename vfs_linux_xfs_sgid
1575                                       vfs_time_audit idmap_autorid idmap_tdb2
1576                                       idmap_rid idmap_hash'''))
1577
1578     if Options.options.developer:
1579         default_static_modules.extend(TO_LIST('charset_weird'))
1580         default_shared_modules.extend(TO_LIST('perfcount_test'))
1581         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1582         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1583
1584     if Options.options.enable_selftest or Options.options.developer:
1585         default_shared_modules.extend(TO_LIST('vfs_fake_acls'))
1586
1587
1588     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1589         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1590
1591     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1592         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1593
1594     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1595         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1596
1597     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1598         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1599
1600     if (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1601         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1602
1603     if Options.options.with_pthreadpool:
1604         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1605
1606     if conf.CONFIG_SET('HAVE_AIO'):
1607         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1608
1609     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1610         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1611
1612     if conf.CONFIG_SET('HAVE_LDAP'):
1613         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1614
1615     if conf.CONFIG_SET('DARWINOS'):
1616         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1617
1618     if conf.CONFIG_SET('HAVE_GPFS'):
1619         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1620
1621     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1622     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1623
1624     final_static_modules = default_static_modules
1625     final_shared_modules = default_shared_modules
1626
1627     for m in explicit_static_modules:
1628         if m in final_shared_modules:
1629             final_shared_modules.remove(m)
1630         final_static_modules.append(m)
1631     for m in explicit_shared_modules:
1632         if m in final_static_modules:
1633             final_static_modules.remove(m)
1634         final_shared_modules.append(m)
1635
1636     if ("auth_domain" not in final_static_modules) or \
1637             ("auth_builtin" not in final_static_modules) or \
1638             ("auth_sam" not in final_static_modules) or \
1639             ("auth_winbind" not in final_static_modules):
1640         raise Utils.WafError('These auth modules MUST be configured as static modules: auth_domain, auth_builtin, auth_sam, auth_winbind')
1641
1642     conf.env['static_modules'] = final_static_modules
1643     conf.env['shared_modules'] = final_shared_modules
1644
1645     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1646
1647     static_list = {}
1648     shared_list = {}
1649
1650     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1651     conf.env['MODULE_PREFIXES'] = prefixes
1652     for p in prefixes:
1653         for m in final_static_modules:
1654             if m.find(p) == 0:
1655                 if not p in static_list:
1656                     static_list[p] = []
1657                 static_list[p].append(m)
1658         for m in final_shared_modules:
1659             if m.find(p) == 0:
1660                 if not p in shared_list:
1661                     shared_list[p] = []
1662                 shared_list[p].append(m)
1663
1664     for p in prefixes:
1665         static_env = "%s_STATIC" % p.upper()
1666         shared_env = "%s_SHARED" % p.upper()
1667         conf.env[static_env] = []
1668         conf.env[shared_env] = []
1669         if p in static_list:
1670             decl_list=""
1671             for entry in static_list[p]:
1672                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1673                 conf.env[static_env].append('%s' % entry)
1674             decl_list = decl_list.rstrip()
1675             conf.DEFINE('static_decl_%s' % p, decl_list)
1676             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1677         else:
1678             conf.DEFINE('static_decl_%s' % p, '')
1679             conf.DEFINE('static_init_%s' % p, '{}')
1680         if p in shared_list:
1681             for entry in shared_list[p]:
1682                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1683                 conf.env[shared_env].append('%s' % entry)
1684
1685     conf.SAMBA_CONFIG_H('include/config.h')
1686
1687 def ctags(ctx):
1688     "build 'tags' file using ctags"
1689     import Utils
1690     source_root = os.path.dirname(Utils.g_module.root_path)
1691     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1692     print("Running: %s" % cmd)
1693     os.system(cmd)
1694