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