source3/wscript

   1 #! /usr/bin/env python
   2
   3 srcdir=".."
   4
   5 import sys, os
   6 from optparse import SUPPRESS_HELP
   7 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
   8 sys.path.insert(0, "source3")
   9 import wafsamba, Options, Logs, Utils, Scripting
  10 import build.charset
  11 import samba_utils, samba_version
  12 import samba3
  13
  14 Options.default_prefix = '/usr/local/samba'
  15
  16 def set_options(opt):
  17
  18     opt.add_option('--with-static-modules',
  19                    help=("Comma-separated list of names of modules to statically link in"),
  20                    action="store", dest='static_modules', default=None)
  21     opt.add_option('--with-shared-modules',
  22                    help=("Comma-separated list of names of modules to build shared"),
  23                    action="store", dest='shared_modules', default=None)
  24
  25     opt.SAMBA3_ADD_OPTION('winbind')
  26     opt.SAMBA3_ADD_OPTION('swat')
  27     opt.SAMBA3_ADD_OPTION('ads')
  28     opt.SAMBA3_ADD_OPTION('ldap')
  29     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  30     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  31     opt.SAMBA3_ADD_OPTION('pam')
  32     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  33     opt.SAMBA3_ADD_OPTION('quotas')
  34     opt.SAMBA3_ADD_OPTION('sys-quotas')
  35     opt.SAMBA3_ADD_OPTION('sendfile-support')
  36     opt.SAMBA3_ADD_OPTION('utmp')
  37     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable", default=True)
  38     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  39     opt.SAMBA3_ADD_OPTION('iconv')
  40     opt.SAMBA3_ADD_OPTION('acl-support')
  41     opt.SAMBA3_ADD_OPTION('dnsupdate')
  42     opt.SAMBA3_ADD_OPTION('syslog')
  43     opt.SAMBA3_ADD_OPTION('automount')
  44     opt.SAMBA3_ADD_OPTION('aio-support')
  45     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  46
  47     opt.SAMBA3_ADD_OPTION('cluster-support')
  48
  49     opt.add_option('--with-ctdb-dir',
  50                    help=("Directory under which ctdb is installed"),
  51                    action="store", dest='ctdb_dir', default=None)
  52     opt.add_option('--enable-old-ctdb',
  53                   help=("enable building against (too) old version of ctdb (default=false)"),
  54                   action="store_true", dest='enable_old_ctdb', default=False)
  55
  56
  57
  58 def configure(conf):
  59     from samba_utils import TO_LIST
  60
  61     default_static_modules = []
  62     default_shared_modules = []
  63
  64     if Options.options.developer:
  65         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  66         conf.env.developer = True
  67
  68     if Options.options.with_swat:
  69         conf.env['build_swat'] = True
  70
  71     if sys.platform != 'openbsd5':
  72         conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  73
  74     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  75     conf.CHECK_HEADERS('linux/falloc.h')
  76
  77     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod')
  78     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  79     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  80     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  81     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
  82     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  83     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups syscall sysconf')
  84     conf.CHECK_FUNCS('atexit grantpt fallocate posix_fallocate')
  85     conf.CHECK_FUNCS('fseeko setluid')
  86     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  87     conf.CHECK_FUNCS('fdopendir')
  88     conf.CHECK_FUNCS('getpwent_r setenv strcasecmp fcvt fcvtl')
  89     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
  90     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  91     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  92     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  93     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
  94     conf.CHECK_FUNCS('shmget')
  95     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
  96     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain bind_textdomain_codeset')
  97     #FIXME: for some reason this one still fails
  98     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
  99     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 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.DEFINE('STAT_ST_BLOCKSIZE', '512')
 290         conf.ADD_CFLAGS('-fno-common')
 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('netbsd') > -1):
 297         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 298     elif (host_os.rfind('openbsd') > -1):
 299         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 300     elif (host_os.rfind('sunos') > -1):
 301         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 302     # FIXME: Add more checks here.
 303     else:
 304         Logs.warn("Unknown host_os '%s', please report this to samba-technical@samba.org" % host_os)
 305
 306     if Options.options.with_acl_support:
 307         if (host_os.rfind('sysv5') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl', checklibc=True):
 308                 Logs.info('Using UnixWare ACLs')
 309                 conf.DEFINE('HAVE_UNIXWARE_ACLS',1)
 310                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 311         elif (host_os.rfind('solaris') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl'):
 312                 Logs.info('Using solaris ACLs')
 313                 conf.DEFINE('HAVE_SOLARIS_ACLS',1)
 314                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 315         elif (host_os.rfind('hpux') > -1):
 316                 Logs.info('Using HPUX ACLs')
 317                 conf.DEFINE('HAVE_HPUX_ACLS',1)
 318                 default_static_modules.extend(TO_LIST('vfs_hpuxacl'))
 319         elif (host_os.rfind('irix') > -1):
 320                 Logs.info('Using IRIX ACLs')
 321                 conf.DEFINE('HAVE_IRIX_ACLS',1)
 322                 default_static_modules.extend(TO_LIST('vfs_irixacl'))
 323         elif (host_os.rfind('aix') > -1):
 324                 Logs.info('Using AIX ACLs')
 325                 conf.DEFINE('HAVE_AIX_ACLS',1)
 326                 default_static_modules.extend(TO_LIST('vfs_aixacl'))
 327         elif (host_os.rfind('osf') > -1) and conf.CHECK_FUNCS_IN('pacl', 'acl_get_fd'):
 328                 Logs.info('Using Tru64 ACLs')
 329                 conf.DEFINE('HAVE_TRU64_ACLS',1)
 330                 default_static_modules.extend(TO_LIST('vfs_tru64acl'))
 331         elif (host_os.rfind('darwin') > -1):
 332             Logs.warn('ACLs on Dwarwin currently not supported')
 333         else:
 334             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 335             if conf.CHECK_CODE('''
 336 acl_t acl;
 337 int entry_id;
 338 acl_entry_t *entry_p;
 339 return acl_get_entry(acl, entry_id, entry_p);
 340 ''',
 341                         'HAVE_POSIX_ACLS',
 342                         headers='sys/types.h sys/acl.h', link=False,
 343                         msg="Checking for POSIX ACL support") :
 344                 conf.CHECK_CODE('''
 345 acl_permset_t permset_d;
 346 acl_perm_t perm;
 347 return acl_get_perm_np(permset_d, perm);
 348 ''',
 349                         'HAVE_ACL_GET_PERM_NP',
 350                         headers='sys/types.h sys/acl.h', link=True,
 351                         msg="Checking whether acl_get_perm_np() is available")
 352                 default_static_modules.extend(TO_LIST('vfs_posixacl'))
 353
 354
 355     if conf.CHECK_FUNCS('dirfd'):
 356         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 357
 358     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 359                     'HAVE_STATFS_F_FSID',
 360                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 361                     headers='sys/types.h sys/statfs.h',
 362                     execute=True)
 363
 364     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 365         conf.CHECK_CODE('''
 366                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 367                 'HAVE_LINUX_FALLOCATE',
 368                 msg="Checking whether the Linux 'fallocate' function is available",
 369                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 370     conf.CHECK_CODE('''
 371                 ssize_t err = readahead(0,0,0x80000);''',
 372                 'HAVE_LINUX_READAHEAD',
 373                 msg="Checking whether Linux readahead is available",
 374                 headers='unistd.h fcntl.h')
 375     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 376
 377     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
 378                 'HAVE_OPENAT',
 379                 msg='Checking for openat',
 380                 headers='fcntl.h')
 381
 382     if Options.options.with_aio_support:
 383         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 384         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 385         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 386                         'HAVE_AIO',
 387                         msg='Checking for asynchronous io support',
 388                         headers='sys/types.h aio.h',
 389                         lib='aio rt')
 390         if conf.CONFIG_SET('HAVE_AIO'):
 391             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 392             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 393             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')
 394             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 395             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 396             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')
 397             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')
 398         if not conf.CONFIG_SET('HAVE_AIO'):
 399             conf.DEFINE('HAVE_NO_AIO', '1')
 400     else:
 401         conf.DEFINE('HAVE_NO_AIO', '1')
 402
 403     if host_os.rfind('linux') > -1:
 404         conf.CHECK_FUNCS_IN('io_submit', 'aio')
 405         conf.CHECK_CODE('''
 406 struct io_event ioev;
 407 struct iocb *ioc;
 408 io_context_t ctx;
 409 struct timespec ts;
 410 int fd;
 411 char *buf;
 412 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 413 io_queue_init(128,&ctx);
 414 io_prep_pwrite(ioc, 1, buf, 1, 0);
 415 io_prep_pread(ioc, 1, buf, 1, 0);
 416 io_set_eventfd(ioc, fd);
 417 io_set_callback(ioc, (io_callback_t)(0));
 418 io_submit(ctx, 1, &ioc);
 419 io_getevents(ctx, 1, 1, &ioev, &ts);
 420 ''',
 421                         'HAVE_LINUX_KERNEL_AIO',
 422                         msg='Checking for linux kernel asynchronous io support',
 423                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 424                         lib='aio')
 425
 426     conf.CHECK_CODE('''
 427 struct msghdr msg;
 428 union {
 429         struct cmsghdr cm;
 430         char control[CMSG_SPACE(sizeof(int))];
 431 } control_un;
 432 msg.msg_control = control_un.control;
 433 msg.msg_controllen = sizeof(control_un.control);
 434 ''',
 435         'HAVE_MSGHDR_MSG_CONTROL',
 436         msg='Checking if we can use msg_control for passing file descriptors',
 437         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 438     conf.CHECK_CODE('''
 439 struct msghdr msg;
 440 int fd;
 441 msg.msg_acctrights = (caddr_t) &fd;
 442 msg.msg_acctrightslen = sizeof(fd);
 443 ''',
 444         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 445         msg='Checking if we can use msg_acctrights for passing file descriptors',
 446         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 447
 448     if Options.options.with_winbind:
 449         conf.env.build_winbind = True
 450         conf.DEFINE('WITH_WINBIND', '1')
 451
 452     conf.find_program('awk', var='AWK')
 453     conf.find_program('perl', var='PERL')
 454
 455     conf.CHECK_HEADERS('asm/types.h')
 456
 457     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 458                     headers='unistd.h sys/types.h',
 459                     msg="Checking for major macro")
 460
 461     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 462                     headers='unistd.h sys/types.h',
 463                     msg="Checking for minor macro")
 464
 465     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 466                                 headers='unistd.h sys/types.h dirent.h',
 467                                 define='HAVE_DIRENT_D_OFF')
 468
 469     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 470     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 471         netgrent_cflags = '-Werror-implicit-function-declaration'
 472     else:
 473         netgrent_cflags = ''
 474     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 475                     msg="Checking for setnetgrent prototype",
 476                     headers='netdb.h netgroup.h',
 477                     cflags=netgrent_cflags)
 478     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 479                     msg="Checking for getnetgrent prototype",
 480                     headers='netdb.h netgroup.h',
 481                     cflags=netgrent_cflags)
 482     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 483                     msg="Checking for endnetgrent prototype",
 484                     headers='netdb.h netgroup.h',
 485                     cflags=netgrent_cflags)
 486
 487
 488     # Look for CUPS
 489     if Options.options.with_cups:
 490         conf.find_program('cups-config', var='CUPS_CONFIG')
 491         if conf.env.CUPS_CONFIG:
 492             # we would normally use --libs here, but cups-config incorrectly adds
 493             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 494             # of an in-tree heimdal kerberos
 495             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 496                            package="", uselib_store="CUPS")
 497         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 498         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 499         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 500             conf.DEFINE('HAVE_CUPS', '1')
 501         else:
 502             conf.undefine('HAVE_CUPS')
 503             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 504     else:
 505         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 506         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 507
 508     if Options.options.with_iprint:
 509         if conf.CONFIG_SET('HAVE_CUPS'):
 510             conf.DEFINE('HAVE_IPRINT', '1')
 511         else:
 512             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 513     if Options.options.with_syslog:
 514         conf.DEFINE('WITH_SYSLOG', '1')
 515     if Options.options.with_automount:
 516         conf.DEFINE('WITH_AUTOMOUNT', '1')
 517
 518     # Check for LDAP
 519     if Options.options.with_ldap:
 520         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 521         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 522         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 523         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 524
 525         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 526         # for the samba logs
 527         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 528                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 529
 530         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 531         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 532
 533         # Check if ldap_set_rebind_proc() takes three arguments
 534         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 535                            'LDAP_SET_REBIND_PROC_ARGS',
 536                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 537                            headers='ldap.h lber.h', link=False):
 538             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 539         else:
 540             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 541
 542         # last but not least, if ldap_init() exists, we want to use ldap
 543         if conf.CONFIG_SET('HAVE_LDAP_INIT'):
 544             conf.DEFINE('HAVE_LDAP', '1')
 545             conf.DEFINE('LDAP_DEPRECATED', '1')
 546             conf.env['HAVE_LDAP'] = '1'
 547             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 548             # SASL wrapping hooks
 549             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 550                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 551                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 552     else:
 553         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 554         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 555
 556     if Options.options.with_ads:
 557         use_ads=True
 558         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 559            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 560             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 561             use_ads=False
 562         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 563             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 564             use_ads=False
 565         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 566             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 567             use_ads=False
 568         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 569             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 570             use_ads=False
 571         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 572             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 573             use_ads=False
 574         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 575             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 576             use_ads=False
 577         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 578             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 579             use_ads=False
 580         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 581             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 582             use_ads=False
 583         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 584             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 585             use_ads=False
 586         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
 587            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
 588             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
 589             use_ads=False
 590         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 591            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 592             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 593             use_ads=False
 594         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 595            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 596             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 597             use_ads=False
 598         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 599            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 600             Logs.warn("no KT_FREE_FUNCTION detected")
 601             use_ads=False
 602         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 603             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 604             use_ads=False
 605
 606         # We don't actually use
 607         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 608         # clue that this Heimdal, which does the PAC processing we
 609         # need on the standard gss_inquire_sec_context_by_oid
 610         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 611             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 612                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 613             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")
 614             use_ads=False
 615
 616         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 617             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 618             use_ads=False
 619
 620         if use_ads:
 621             conf.DEFINE('WITH_ADS', '1')
 622             conf.DEFINE('HAVE_KRB5', '1')
 623             if conf.CONFIG_SET('HAVE_LDAP'):
 624                 conf.env['HAVE_ADS'] = '1'
 625         else:
 626             Logs.warn("krb5 libs don't have all features required for Active Directory support")
 627             conf.undefine('HAVE_KRB5_H')
 628             conf.undefine('HAVE_GSSAPI_H')
 629             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 630             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 631
 632     if Options.options.with_utmp:
 633         conf.env.with_utmp = True
 634         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
 635         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 636         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 637                                     define='HAVE_UT_UT_NAME')
 638         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 639                                     define='HAVE_UT_UT_USER')
 640         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 641                                     define='HAVE_UT_UT_ID')
 642         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 643                                     define='HAVE_UT_UT_HOST')
 644         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 645                                     define='HAVE_UT_UT_TIME')
 646         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 647                                     define='HAVE_UT_UT_TV')
 648         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 649                                     define='HAVE_UT_UT_TYPE')
 650         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 651                                     define='HAVE_UT_UT_PID')
 652         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 653                                     define='HAVE_UT_UT_EXIT')
 654         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr_v6', headers='utmp.h',
 655                                     define='HAVE_UT_UT_ADDR_V6')
 656         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr', headers='utmp.h',
 657                                     define='HAVE_UT_UT_ADDR')
 658         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 659                                     define='HAVE_UX_UT_SYSLEN')
 660         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 661                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 662                         msg="Checking whether pututline returns pointer")
 663         if conf.env.with_utmp:
 664             conf.DEFINE('WITH_UTMP', 1)
 665
 666     if Options.options.with_avahi:
 667         conf.env.with_avahi = True
 668         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 669         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 670         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 671         if conf.env.with_avahi:
 672             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 673     else:
 674         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 675         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 676
 677     if Options.options.with_iconv:
 678         conf.env.with_iconv = True
 679         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 680             conf.env.with_iconv = False
 681         if conf.env.with_iconv:
 682             conf.DEFINE('HAVE_ICONV', 1)
 683
 684     if Options.options.with_pam:
 685         use_pam=True
 686         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 687         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 688             Logs.warn("--with-pam=yes but pam_appl.h not found")
 689             use_pam=False
 690         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 691         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 692         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 693             Logs.warn("--with-pam=yes but pam_modules.h not found")
 694             use_pam=False
 695         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 696         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 697         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 698         conf.CHECK_CODE('''
 699 #if defined(HAVE_SECURITY_PAM_APPL_H)
 700 #include <security/pam_appl.h>
 701 #elif defined(HAVE_PAM_PAM_APPL_H)
 702 #include <pam/pam_appl.h>
 703 #endif
 704 pam_set_item(0, PAM_RHOST, 0);
 705 ''',
 706             'HAVE_PAM_RHOST',
 707             lib='pam',
 708             msg="Checking whether PAM_RHOST is available");
 709         conf.CHECK_CODE('''
 710 #if defined(HAVE_SECURITY_PAM_APPL_H)
 711 #include <security/pam_appl.h>
 712 #elif defined(HAVE_PAM_PAM_APPL_H)
 713 #include <pam/pam_appl.h>
 714 #endif
 715 pam_set_item(0, PAM_TTY, 0);
 716 ''',
 717             'HAVE_PAM_TTY',
 718             lib='pam',
 719             msg="Checking whether PAM_TTY is available");
 720         conf.CHECK_CODE('''
 721 #if (!defined(LINUX))
 722
 723 #define PAM_EXTERN extern
 724 #if defined(HAVE_SECURITY_PAM_APPL_H)
 725 #include <security/pam_appl.h>
 726 #elif defined(HAVE_PAM_PAM_APPL_H)
 727 #include <pam/pam_appl.h>
 728 #endif
 729
 730 #endif
 731
 732 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 733 #include <security/pam_modules.h>
 734 #elif defined(HAVE_PAM_PAM_MODULES_H)
 735 #include <pam/pam_modules.h>
 736 #endif
 737
 738 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 739 #include <security/_pam_macros.h>
 740 #elif defined(HAVE_PAM__PAM_MACROS_H)
 741 #include <pam/_pam_macros.h>
 742 #endif
 743
 744 #ifdef HAVE_SECURITY_PAM_EXT_H
 745 #include <security/pam_ext.h>
 746 #endif
 747
 748 int i; i = PAM_RADIO_TYPE;
 749 ''',
 750             'HAVE_PAM_RADIO_TYPE',
 751             lib='pam',
 752             msg="Checking whether PAM_RADIO_TYPE is available");
 753         if use_pam:
 754             conf.DEFINE('WITH_PAM', 1)
 755             conf.DEFINE('WITH_PAM_MODULES', 1)
 756
 757     seteuid = False
 758
 759 #
 760 # Ensure we select the correct set of system calls on Linux.
 761 #
 762     if (host_os.rfind('linux') > -1):
 763         conf.CHECK_CODE('''
 764 #if defined(HAVE_UNISTD_H)
 765 #include <unistd.h>
 766 #endif
 767 #include <stdlib.h>
 768 #include <stdio.h>
 769 #include <sys/types.h>
 770 #include <errno.h>
 771
 772 #ifdef HAVE_SYS_PRIV_H
 773 #include <sys/priv.h>
 774 #endif
 775 #ifdef HAVE_SYS_ID_H
 776 #include <sys/id.h>
 777 #endif
 778
 779 #if defined(HAVE_SYSCALL_H)
 780 #include <syscall.h>
 781 #endif
 782
 783 #if defined(HAVE_SYS_SYSCALL_H)
 784 #include <sys/syscall.h>
 785 #endif
 786
 787 syscall(SYS_setresuid32, -1, -1, -1);
 788 syscall(SYS_setresgid32, -1, -1, -1);
 789 syscall(SYS_setreuid32, -1, -1);
 790 syscall(SYS_setregid32, -1, -1);
 791 syscall(SYS_setuid32, -1);
 792 syscall(SYS_setgid32, -1);
 793 syscall(SYS_setgroups32, 0, NULL);
 794 ''',
 795             'USE_LINUX_32BIT_SYSCALLS',
 796             msg="Checking whether Linux should use 32-bit credential calls");
 797
 798         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
 799             seteuid = conf.CHECK_CODE('''
 800                                 #define AUTOCONF_TEST 1
 801                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 802                                 #define USE_LINUX_32BIT_SYSCALLS 1
 803                                 #include "../lib/util/setid.c"
 804                                 #include "./lib/util_sec.c"
 805                                 ''',
 806                                 'USE_LINUX_THREAD_CREDENTIALS',
 807                                 addmain=False,
 808                                 execute=True,
 809                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
 810         else:
 811             seteuid = conf.CHECK_CODE('''
 812                                 #define AUTOCONF_TEST 1
 813                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 814                                 #include "../lib/util/setid.c"
 815                                 #include "./lib/util_sec.c"
 816                                 ''',
 817                                 'USE_LINUX_THREAD_CREDENTIALS',
 818                                 addmain=False,
 819                                 execute=True,
 820                                 msg="Checking whether we can use Linux thread-specific credentials")
 821     if not seteuid:
 822         seteuid = conf.CHECK_CODE('''
 823                                 #define AUTOCONF_TEST 1
 824                                 #define USE_SETREUID 1
 825                                 #include "../lib/util/setid.c"
 826                                 #include "./lib/util_sec.c"
 827                                 ''',
 828                                 'USE_SETREUID',
 829                                 addmain=False,
 830                                 execute=True,
 831                                 msg="Checking whether setreuid is available")
 832     if not seteuid:
 833         seteuid = conf.CHECK_CODE('''
 834                                 #define AUTOCONF_TEST 1
 835                                 #define USE_SETRESUID 1
 836                                 #include "../lib/util/setid.c"
 837                                 #include "./lib/util_sec.c"
 838                                 ''',
 839                                 'USE_SETRESUID',
 840                                 addmain=False,
 841                                 execute=True,
 842                                 msg="Checking whether setresuid is available")
 843     if not seteuid:
 844         seteuid = conf.CHECK_CODE('''
 845                                 #define AUTOCONF_TEST 1
 846                                 #define USE_SETEUID 1
 847                                 #include "../lib/util/setid.c"
 848                                 #include "./lib/util_sec.c"
 849                                 ''',
 850                                 'USE_SETEUID',
 851                                 addmain=False,
 852                                 execute=True,
 853                                 msg="Checking whether seteuid is available")
 854     if not seteuid:
 855         seteuid = conf.CHECK_CODE('''
 856                                 #define AUTOCONF_TEST 1
 857                                 #define USE_SETUIDX 1
 858                                 #include "../lib/util/setid.c"
 859                                 #include "./lib/util_sec.c"
 860                                 ''',
 861                                 'USE_SETUIDX',
 862                                 addmain=False,
 863                                 execute=True,
 864                                 mandatory=True,
 865                                 msg="Checking whether setuidx is available")
 866     if Options.options.with_dnsupdate:
 867         if not conf.CONFIG_SET('HAVE_KRB5'):
 868             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 869         else:
 870             conf.DEFINE('WITH_DNS_UPDATES', 1)
 871     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 872     if Options.options.developer:
 873         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 874             conf.DEFINE('VALGRIND', '1')
 875
 876     if conf.CHECK_CODE('''
 877 #include <bits/sockaddr.h>
 878 #include <linux/netlink.h>
 879 ''',
 880                 'HAVE_LINUX_NETLINK_H',
 881                 msg="Checking whether Linux netlink is available"):
 882
 883         conf.CHECK_CODE('''
 884 #include <bits/sockaddr.h>
 885 #include <linux/netlink.h>
 886 #include <linux/rtnetlink.h>
 887 ''',
 888                 'HAVE_LINUX_RTNETLINK_H',
 889                 msg='Checking whether Linux rtnetlink is available')
 890
 891     conf.CHECK_CODE('''
 892 #include "../tests/fcntl_lock.c"
 893 ''',
 894                 'HAVE_FCNTL_LOCK',
 895                 addmain=False,
 896                 execute=True,
 897                 msg='Checking whether fcntl locking is available')
 898
 899 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
 900     if not conf.CHECK_CODE('''
 901 #define _XOPEN_SOURCE 600
 902 #include <stdlib.h>
 903 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
 904 #error probably broken posix_fallocate
 905 #endif
 906 ''',
 907                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
 908                            msg='Checking for broken posix_fallocate'):
 909         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
 910
 911
 912     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
 913                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
 914     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
 915                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
 916     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
 917                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
 918     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
 919                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
 920     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
 921                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
 922     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
 923        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
 924        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
 925        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
 926        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
 927         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
 928
 929     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
 930     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
 931                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
 932     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
 933                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
 934     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
 935                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
 936
 937     conf.CHECK_CODE('''
 938 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
 939 ''',
 940                 'HAVE_POSIX_FADVISE',
 941                 msg='Checking whether posix_fadvise is available',
 942                 headers='unistd.h fcntl.h')
 943
 944     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
 945         conf.CHECK_CODE('''
 946                         #include <unistd.h>
 947                         return sysconf(%s) == -1 ? 1 : 0;
 948                         ''' % v,
 949                         'SYSCONF%s' % v,
 950                         msg='Checking whether sysconf(%s) is available' % v)
 951
 952     conf.CHECK_CODE('''
 953 #include <sys/syscall.h>
 954 #include <unistd.h>
 955 syscall(SYS_initgroups, 16, NULL, NULL, 0);
 956                     ''',
 957                     'HAVE_DARWIN_INITGROUPS',
 958                     msg='Checking whether to use the Darwin-specific initgroups system call')
 959
 960     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
 961                     'HAVE_UTIMBUF',
 962                     headers='sys/types.h utime.h',
 963                     msg='Checking whether struct utimbuf is available')
 964
 965     if conf.CHECK_CODE('''struct sigevent s;''',
 966                     'HAVE_STRUCT_SIGEVENT',
 967                     headers='sys/types.h stdlib.h stddef.h signal.h',
 968                     msg='Checking whether we have the struct sigevent'):
 969         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
 970                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
 971                                     headers='signal.h');
 972         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
 973                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
 974                                     headers='signal.h');
 975
 976     if os.path.exists('/proc/sys/kernel/core_pattern'):
 977         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
 978
 979     if conf.CHECK_CODE('''
 980 #include <time.h>
 981 main() {
 982         struct tm *tm;
 983         if (sizeof(time_t) == 8) {
 984                 time_t max_time = 0x7fffffffffffffffll;
 985                 tm = gmtime(&max_time);
 986                 /* This should fail with 32-bit tm_year. */
 987                 if (tm == NULL) {
 988                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
 989                         max_time = 67768036191676799ll;
 990                         tm = gmtime(&max_time);
 991                         if (tm) {
 992                                 exit(0);
 993                         }
 994                 }
 995         }
 996         exit(1);
 997 }''',
 998         '__TIME_T_MAX',
 999         addmain=False,
1000         execute=True,
1001         msg="Checking for the maximum value of the 'time_t' type"):
1002             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1003
1004     conf.CHECK_CODE('''
1005 #if defined(HAVE_UNISTD_H)
1006 #include <unistd.h>
1007 #endif
1008 #include <sys/types.h>
1009 main() { dev_t dev = makedev(1,2); return 0; }
1010 ''',
1011         'HAVE_MAKEDEV',
1012         addmain=False,
1013         msg='Checking whether the macro for makedev is available')
1014
1015     conf.CHECK_CODE('''
1016 #include <stdio.h>
1017 #include <limits.h>
1018 #include <signal.h>
1019
1020 void exit_on_core(int ignored) {
1021         exit(1);
1022 }
1023
1024 main() {
1025         char *newpath;
1026         signal(SIGSEGV, exit_on_core);
1027         newpath = realpath("/tmp", NULL);
1028         exit((newpath != NULL) ? 0 : 1);
1029 }
1030 ''',
1031         'REALPATH_TAKES_NULL',
1032         addmain=False,
1033         execute=True,
1034         msg='Checking whether the realpath function allows a NULL argument')
1035
1036     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1037                     'HAVE_FTRUNCATE_EXTEND',
1038                     msg='Checking for ftruncate extend',
1039                     addmain=False,
1040                     execute=True)
1041
1042     if Options.options.with_sendfile_support:
1043         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):
1044             conf.CHECK_CODE('''
1045                             int tofd, fromfd;
1046                             off_t offset;
1047                             size_t total;
1048                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1049                             ''',
1050                             '_HAVE_SENDFILE',
1051                             headers='sys/sendfile.h',
1052                             msg='Checking for linux sendfile support')
1053
1054             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1055                 conf.DEFINE('HAVE_SENDFILE', '1')
1056                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1057                 conf.DEFINE('WITH_SENDFILE', '1')
1058         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1059             conf.CHECK_CODE('''
1060                             #include <sys/types.h>
1061                             #include <unistd.h>
1062                             #include <sys/socket.h>
1063                             #include <sys/uio.h>
1064                             int fromfd, tofd, ret, total=0;
1065                             off_t offset, nwritten;
1066                             struct sf_hdtr hdr;
1067                             struct iovec hdtrl;
1068                             hdr.headers = &hdtrl;
1069                             hdr.hdr_cnt = 1;
1070                             hdr.trailers = NULL;
1071                             hdr.trl_cnt = 0;
1072                             hdtrl.iov_base = NULL;
1073                             hdtrl.iov_len = 0;
1074                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1075                             ''',
1076                             '_HAVE_SENDFILE',
1077                             msg='Checking for freebsd sendfile support')
1078             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1079                 conf.DEFINE('HAVE_SENDFILE', '1')
1080                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1081                 conf.DEFINE('WITH_SENDFILE', '1')
1082         elif (host_os.rfind('darwin') > -1):
1083             conf.CHECK_CODE('''
1084                             #include <sys/types.h>
1085                             #include <sys/socket.h>
1086                             #include <sys/uio.h>
1087                             int fromfd, tofd, ret;
1088                             off_t offset, nwritten;
1089                             struct sf_hdtr hdr;
1090                             struct iovec hdtrl;
1091                             hdr.headers = &hdtrl;
1092                             hdr.hdr_cnt = 1;
1093                             hdr.trailers = (void *)0;
1094                             hdr.trl_cnt = 0;
1095                             hdtrl.iov_base = (void *)0;
1096                             hdtrl.iov_len = 0;
1097                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1098                             ''',
1099                             '_HAVE_SENDFILE',
1100                             msg='Checking for darwin sendfile support')
1101             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1102                 conf.DEFINE('HAVE_SENDFILE', '1')
1103                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1104                 conf.DEFINE('WITH_SENDFILE', '1')
1105         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1106             conf.CHECK_CODE('''
1107                             #include <sys/socket.h>
1108                             #include <sys/uio.h>
1109                             int fromfd, tofd;
1110                             size_t total=0;
1111                             struct iovec hdtrl[2];
1112                             ssize_t nwritten;
1113                             off_t offset;
1114                             hdtrl[0].iov_base = 0;
1115                             hdtrl[0].iov_len = 0;
1116                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1117                             ''',
1118                             '_HAVE_SENDFILE',
1119                             msg='Checking for osf/hpux sendfile support')
1120             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1121                 conf.DEFINE('HAVE_SENDFILE', '1')
1122                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1123                 conf.DEFINE('WITH_SENDFILE', '1')
1124         elif (host_os.rfind('solaris') > -1):
1125             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1126             conf.CHECK_CODE('''
1127                             #include <sys/sendfile.h>,
1128                             int sfvcnt;
1129                             size_t xferred;
1130                             struct sendfilevec vec[2];
1131                             ssize_t nwritten;
1132                             int tofd;
1133                             sfvcnt = 2;
1134                             vec[0].sfv_fd = SFV_FD_SELF;
1135                             vec[0].sfv_flag = 0;
1136                             vec[0].sfv_off = 0;
1137                             vec[0].sfv_len = 0;
1138                             vec[1].sfv_fd = 0;
1139                             vec[1].sfv_flag = 0;
1140                             vec[1].sfv_off = 0;
1141                             vec[1].sfv_len = 0;
1142                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1143                             ''',
1144                             '_HAVE_SENDFILEV',
1145                             msg='Checking for solaris sendfilev support')
1146             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1147                 conf.DEFINE('HAVE_SENDFILEV', '1')
1148                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1149                 conf.DEFINE('WITH_SENDFILE', '1')
1150         elif (host_os.rfind('aix') > -1):
1151             conf.CHECK_CODE('''
1152                             #include <sys/socket.h>
1153                             int fromfd, tofd;
1154                             size_t total=0;
1155                             struct sf_parms hdtrl;
1156                             ssize_t nwritten;
1157                             hdtrl.header_data = 0;
1158                             hdtrl.header_length = 0;
1159                             hdtrl.file_descriptor = fromfd;
1160                             hdtrl.file_offset = 0;
1161                             hdtrl.file_bytes = 0;
1162                             hdtrl.trailer_data = 0;
1163                             hdtrl.trailer_length = 0;
1164                             nwritten = send_file(&tofd, &hdtrl, 0);
1165                             ''',
1166                             '_HAVE_SENDFILE',
1167                             msg='Checking for AIX send_file support')
1168             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1169                 conf.DEFINE('HAVE_SENDFILE', '1')
1170                 conf.DEFINE('AIX_SENDFILE_API', '1')
1171                 conf.DEFINE('WITH_SENDFILE', '1')
1172
1173     # Check for getcwd allowing a NULL arg.
1174     conf.CHECK_CODE('''
1175 #include <unistd.h>
1176 main() {
1177         char *s = getcwd(NULL,0);
1178         exit(s != NULL ?  0 : 1);
1179 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1180         msg="getcwd takes a NULL argument")
1181
1182
1183     # UnixWare 7.x has its getspnam in -lgen
1184     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1185     conf.CHECK_FUNCS_IN('getspnam', 'security')
1186     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1187
1188     if Options.options.with_quotas:
1189         # For quotas on Veritas VxFS filesystems
1190         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1191         # For quotas on Linux XFS filesystems
1192         conf.CHECK_HEADERS('xfs/xqm.h')
1193         # For sys/quota.h and linux/quota.h
1194         conf.CHECK_HEADERS('sys/quota.h')
1195         # For quotas on BSD systems
1196         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1197
1198
1199     #
1200     # checking for clustering extensions (CTDB)
1201     #
1202     if not Options.options.with_cluster_support:
1203         have_cluster_support = False
1204
1205     else:
1206
1207         if Options.options.ctdb_dir:
1208             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1209
1210         srcdir = os.path.realpath(conf.srcdir)
1211         if 'EXTRA_INCLUDES' in conf.env:
1212             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1213         else:
1214             includes = ''
1215
1216         have_cluster_support = True
1217         ctdb_broken = ""
1218
1219         conf.CHECK_CODE('''
1220             #define NO_CONFIG_H
1221             #include "replace.h"
1222             #include "system/wait.h"
1223             #include "system/network.h"
1224             #define private #error __USED_RESERVED_WORD_private__
1225             #include <talloc.h>
1226             #include <tdb.h>
1227             #include <ctdb.h>
1228
1229             int main(void)
1230             {
1231                 return 0;
1232             }
1233             ''',
1234             'HAVE_CTDB_H',
1235             addmain=False,
1236             includes=includes,
1237             msg='Checking for header ctdb.h')
1238
1239         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1240             have_cluster_support = False
1241             ctdb_broken = "ctdb.h is required for cluster support"
1242
1243         if have_cluster_support:
1244             conf.CHECK_CODE('''
1245                 #define NO_CONFIG_H
1246                 #include "replace.h"
1247                 #include "system/wait.h"
1248                 #include "system/network.h"
1249                 #define private #error __USED_RESERVED_WORD_private__
1250                 #include <talloc.h>
1251                 #include <tdb.h>
1252                 #include <ctdb.h>
1253                 #include <ctdb_private.h>
1254
1255                 int main(void)
1256                 {
1257                     return 0;
1258                 }
1259                 ''',
1260                 'HAVE_CTDB_PRIVATE_H',
1261                 addmain=False,
1262                 includes=includes,
1263                 msg='Checking for header ctdb_private.h')
1264
1265             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1266                 have_cluster_support = False
1267                 ctdb_broken = "ctdb_private.h is required for cluster support"
1268
1269         if have_cluster_support:
1270             conf.CHECK_CODE('''
1271                 #define NO_CONFIG_H
1272                 #include "replace.h"
1273                 #include "system/wait.h"
1274                 #include "system/network.h"
1275                 #include <talloc.h>
1276                 #include <tdb.h>
1277                 #include <ctdb.h>
1278                 #include <ctdb_private.h>
1279
1280                 int main(void)
1281                 {
1282                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1283                    return 0;
1284                 }
1285                 ''',
1286                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1287                 addmain=False,
1288                 includes=includes,
1289                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1290
1291             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1292                 have_cluster_support = False
1293                 ctdb_broken = "ctdb transaction support missing or too old"
1294
1295         if have_cluster_support:
1296             conf.CHECK_CODE('''
1297                 #define NO_CONFIG_H
1298                 #include "replace.h"
1299                 #include "system/wait.h"
1300                 #include "system/network.h"
1301                 #include <talloc.h>
1302                 #include <tdb.h>
1303                 #include <ctdb.h>
1304                 #include <ctdb_private.h>
1305
1306                 int main(void)
1307                 {
1308                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1309                     return 0;
1310                 }
1311                 ''',
1312                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1313                 addmain=False,
1314                 includes=includes,
1315                 msg='Checking for SCHEDULE_FOR_DELETION control')
1316
1317             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1318                 if not Options.options.enable_old_ctdb:
1319                     have_cluster_support = False
1320                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1321                 else:
1322                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1323
1324         if have_cluster_support:
1325             conf.CHECK_CODE('''
1326                 #define NO_CONFIG_H
1327                 #include "replace.h"
1328                 #include "system/wait.h"
1329                 #include "system/network.h"
1330                 #include <talloc.h>
1331                 #include <tdb.h>
1332                 #include <ctdb.h>
1333                 #include <ctdb_private.h>
1334
1335                 int main(void)
1336                 {
1337                     struct ctdb_control_tcp _x;
1338                     return 0;
1339                 }
1340                 ''',
1341                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1342                 addmain=False,
1343                 includes=includes,
1344                 msg='Checking for ctdb ipv4 support')
1345
1346             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1347                 have_cluster_support = False
1348                 ctdb_broken = "missing struct ctdb_control_tcp"
1349
1350         if have_cluster_support:
1351             conf.CHECK_CODE('''
1352                 #define NO_CONFIG_H
1353                 #include "replace.h"
1354                 #include "system/wait.h"
1355                 #include "system/network.h"
1356                 #include <talloc.h>
1357                 #include <tdb.h>
1358                 #include <ctdb.h>
1359                 #include <ctdb_private.h>
1360
1361                 int main(void)
1362                 {
1363                     struct ctdb_control_tcp_addr _x;
1364                     return 0;
1365                 }
1366                 ''',
1367                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1368                 addmain=False,
1369                 includes=includes,
1370                 msg='Checking for ctdb ipv6 support')
1371
1372         if have_cluster_support:
1373             conf.CHECK_CODE('''
1374                 #define NO_CONFIG_H
1375                 #include "replace.h"
1376                 #include "system/wait.h"
1377                 #include "system/network.h"
1378                 #include <talloc.h>
1379                 #include <tdb.h>
1380                 #include <ctdb.h>
1381                 #include <ctdb_private.h>
1382
1383                 int main(void)
1384                 {
1385                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1386                     return 0;
1387                 }
1388                 ''',
1389                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1390                 addmain=False,
1391                 includes=includes,
1392                 msg='Checking for CHECK_SRVIDS control')
1393
1394             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1395                 if not Options.options.enable_old_ctdb:
1396                     have_cluster_support = False
1397                     ctdb_broken = "CHECK_SRVIDS control missing"
1398                 else:
1399                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1400
1401     if have_cluster_support:
1402         Logs.info("building with cluster support")
1403         conf.DEFINE('CLUSTER_SUPPORT', 1);
1404     else:
1405         if not Options.options.with_cluster_support:
1406             Logs.info("building without cluster support")
1407         else:
1408             Logs.warn("building without cluster support: " + ctdb_broken)
1409         conf.undefine('CLUSTER_SUPPORT')
1410
1411
1412
1413     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1414                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1415                     addmain=False,
1416                     link=False,
1417                     msg='Checking whether we can compile with __attribute__((destructor))')
1418
1419     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1420                     'SEEKDIR_RETURNS_VOID',
1421                     headers='sys/types.h dirent.h',
1422                     msg='Checking whether seekdir returns void')
1423
1424     if Options.options.with_profiling_data:
1425         conf.DEFINE('WITH_PROFILE', 1);
1426
1427     PTHREAD_CFLAGS='error'
1428     PTHREAD_LDFLAGS='error'
1429
1430     if PTHREAD_LDFLAGS == 'error':
1431         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1432             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1433             PTHREAD_LDFLAGS='-lpthread'
1434     if PTHREAD_LDFLAGS == 'error':
1435         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1436             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1437             PTHREAD_LDFLAGS='-lpthreads'
1438     if PTHREAD_LDFLAGS == 'error':
1439         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1440             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1441             PTHREAD_LDFLAGS='-pthread'
1442     if PTHREAD_LDFLAGS == 'error':
1443         if conf.CHECK_FUNCS('pthread_attr_init'):
1444             PTHREAD_CFLAGS='-D_REENTRANT'
1445             PTHREAD_LDFLAGS='-lpthread'
1446     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1447     # pthread_attr_init. On pthread_mutex_lock it works there...
1448     if PTHREAD_LDFLAGS == 'error':
1449         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1450             PTHREAD_CFLAGS='-D_REENTRANT'
1451             PTHREAD_LDFLAGS='-lpthread'
1452
1453     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1454         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1455         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1456         conf.CHECK_HEADERS('pthread.h')
1457         conf.DEFINE('HAVE_PTHREAD', '1')
1458
1459     if Options.options.with_pthreadpool:
1460         if conf.CONFIG_SET('HAVE_PTHREAD'):
1461             conf.DEFINE('WITH_PTHREADPOOL', '1')
1462         else:
1463             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1464             conf.undefine('WITH_PTHREADPOOL')
1465
1466     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1467         conf.DEFINE('HAVE_GPFS', '1')
1468
1469     default_static_modules.extend(TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1470                                       auth_sam auth_unix auth_winbind auth_wbc
1471                                       auth_domain auth_builtin vfs_default
1472                                       nss_info_template idmap_tdb idmap_passdb
1473                                       idmap_nss'''))
1474
1475     default_shared_modules.extend(TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1476                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1477                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1478                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1479                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1480                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1481                                       vfs_media_harmony
1482                                       vfs_crossrename vfs_linux_xfs_sgid
1483                                       vfs_time_audit idmap_autorid idmap_tdb2
1484                                       idmap_rid idmap_hash'''))
1485
1486     if Options.options.developer:
1487         default_static_modules.extend(TO_LIST('charset_weird'))
1488         default_shared_modules.extend(TO_LIST('perfcount_test'))
1489         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1490         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1491
1492     if Options.options.enable_selftest or Options.options.developer:
1493         default_shared_modules.extend(TO_LIST('vfs_fake_acls'))
1494
1495
1496     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1497         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1498
1499     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1500         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1501
1502     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1503         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1504
1505     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1506         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1507
1508     if (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1509         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1510
1511     if Options.options.with_pthreadpool:
1512         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1513
1514     if conf.CONFIG_SET('HAVE_AIO'):
1515         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1516
1517     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1518         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1519
1520     if conf.CONFIG_SET('HAVE_LDAP'):
1521         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1522
1523     if conf.CONFIG_SET('DARWINOS'):
1524         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1525
1526     if conf.CONFIG_SET('HAVE_GPFS'):
1527         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1528
1529     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1530     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1531
1532     final_static_modules = default_static_modules
1533     final_shared_modules = default_shared_modules
1534
1535     for m in explicit_static_modules:
1536         if m in final_shared_modules:
1537             final_shared_modules.remove(m)
1538         final_static_modules.append(m)
1539     for m in explicit_shared_modules:
1540         if m in final_static_modules:
1541             final_static_modules.remove(m)
1542         final_shared_modules.append(m)
1543
1544     conf.env['static_modules'] = final_static_modules
1545     conf.env['shared_modules'] = final_shared_modules
1546
1547     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1548
1549     static_list = {}
1550     shared_list = {}
1551
1552     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1553     conf.env['MODULE_PREFIXES'] = prefixes
1554     for p in prefixes:
1555         for m in final_static_modules:
1556             if m.find(p) == 0:
1557                 if not p in static_list:
1558                     static_list[p] = []
1559                 static_list[p].append(m)
1560         for m in final_shared_modules:
1561             if m.find(p) == 0:
1562                 if not p in shared_list:
1563                     shared_list[p] = []
1564                 shared_list[p].append(m)
1565
1566     for p in prefixes:
1567         static_env = "%s_STATIC" % p.upper()
1568         shared_env = "%s_SHARED" % p.upper()
1569         conf.env[static_env] = []
1570         conf.env[shared_env] = []
1571         if p in static_list:
1572             decl_list=""
1573             for entry in static_list[p]:
1574                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1575                 conf.env[static_env].append('%s' % entry)
1576             decl_list = decl_list.rstrip()
1577             conf.DEFINE('static_decl_%s' % p, decl_list)
1578             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1579         else:
1580             conf.DEFINE('static_decl_%s' % p, '')
1581             conf.DEFINE('static_init_%s' % p, '{}')
1582         if p in shared_list:
1583             for entry in shared_list[p]:
1584                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1585                 conf.env[shared_env].append('%s' % entry)
1586
1587     conf.SAMBA_CONFIG_H('include/config.h')
1588
1589 def ctags(ctx):
1590     "build 'tags' file using ctags"
1591     import Utils
1592     source_root = os.path.dirname(Utils.g_module.root_path)
1593     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1594     print("Running: %s" % cmd)
1595     os.system(cmd)
1596