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     opt.add_option('--enable-selftest',
  25                   help=("enable options necessary for selftest"),
  26                   action="store_true", dest='enable_selftest', default=False)
  27
  28     opt.SAMBA3_ADD_OPTION('winbind')
  29     opt.SAMBA3_ADD_OPTION('swat')
  30     opt.SAMBA3_ADD_OPTION('ads')
  31     opt.SAMBA3_ADD_OPTION('ldap')
  32     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  33     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  34     opt.SAMBA3_ADD_OPTION('pam')
  35     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  36     opt.SAMBA3_ADD_OPTION('quotas')
  37     opt.SAMBA3_ADD_OPTION('sys-quotas')
  38     opt.SAMBA3_ADD_OPTION('sendfile-support')
  39     opt.SAMBA3_ADD_OPTION('utmp')
  40     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable", default=True)
  41     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  42     opt.SAMBA3_ADD_OPTION('iconv')
  43     opt.SAMBA3_ADD_OPTION('acl-support')
  44     opt.SAMBA3_ADD_OPTION('dnsupdate')
  45     opt.SAMBA3_ADD_OPTION('syslog')
  46     opt.SAMBA3_ADD_OPTION('automount')
  47     opt.SAMBA3_ADD_OPTION('aio-support')
  48     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  49
  50     opt.SAMBA3_ADD_OPTION('cluster-support')
  51
  52     opt.add_option('--with-ctdb-dir',
  53                    help=("Directory under which ctdb is installed"),
  54                    action="store", dest='ctdb_dir', default=None)
  55     opt.add_option('--enable-old-ctdb',
  56                   help=("enable building against (too) old version of ctdb (default=false)"),
  57                   action="store_true", dest='enable_old_ctdb', default=False)
  58
  59
  60
  61 def configure(conf):
  62     from samba_utils import TO_LIST
  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     #FIXME: add more checks
 307     if Options.options.with_acl_support:
 308         if (host_os.rfind('darwin') > -1):
 309             conf.DEFINE('HAVE_NO_ACLS', 1)
 310             conf.SET_TARGET_TYPE('acl', 'EMPTY')
 311         else:
 312             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 313             if conf.CHECK_CODE('''
 314 acl_t acl;
 315 int entry_id;
 316 acl_entry_t *entry_p;
 317 return acl_get_entry(acl, entry_id, entry_p);
 318 ''',
 319                         'HAVE_POSIX_ACLS',
 320                         headers='sys/types.h sys/acl.h', link=False,
 321                         msg="Checking for POSIX ACL support") :
 322                 conf.CHECK_CODE('''
 323 acl_permset_t permset_d;
 324 acl_perm_t perm;
 325 return acl_get_perm_np(permset_d, perm);
 326 ''',
 327                         'HAVE_ACL_GET_PERM_NP',
 328                         headers='sys/types.h sys/acl.h', link=True,
 329                         msg="Checking whether acl_get_perm_np() is available")
 330     else:
 331         conf.DEFINE('HAVE_NO_ACLS', 1)
 332         conf.SET_TARGET_TYPE('acl', 'EMPTY')
 333
 334     if conf.CHECK_FUNCS('dirfd'):
 335         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 336
 337     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 338                     'HAVE_STATFS_F_FSID',
 339                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 340                     headers='sys/types.h sys/statfs.h',
 341                     execute=True)
 342
 343     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 344         conf.CHECK_CODE('''
 345                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 346                 'HAVE_LINUX_FALLOCATE',
 347                 msg="Checking whether the Linux 'fallocate' function is available",
 348                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 349     conf.CHECK_CODE('''
 350                 ssize_t err = readahead(0,0,0x80000);''',
 351                 'HAVE_LINUX_READAHEAD',
 352                 msg="Checking whether Linux readahead is available",
 353                 headers='unistd.h fcntl.h')
 354     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 355
 356     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
 357                 'HAVE_OPENAT',
 358                 msg='Checking for openat',
 359                 headers='fcntl.h')
 360
 361     if Options.options.with_aio_support:
 362         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 363         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 364         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 365                         'HAVE_AIO',
 366                         msg='Checking for asynchronous io support',
 367                         headers='sys/types.h aio.h',
 368                         lib='aio rt')
 369         if conf.CONFIG_SET('HAVE_AIO'):
 370             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 371             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 372             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')
 373             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 374             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 375             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')
 376             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')
 377         if not conf.CONFIG_SET('HAVE_AIO'):
 378             conf.DEFINE('HAVE_NO_AIO', '1')
 379     else:
 380         conf.DEFINE('HAVE_NO_AIO', '1')
 381
 382     if host_os.rfind('linux') > -1:
 383         conf.CHECK_FUNCS_IN('io_submit', 'aio')
 384         conf.CHECK_CODE('''
 385 struct io_event ioev;
 386 struct iocb *ioc;
 387 io_context_t ctx;
 388 struct timespec ts;
 389 int fd;
 390 char *buf;
 391 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 392 io_queue_init(128,&ctx);
 393 io_prep_pwrite(ioc, 1, buf, 1, 0);
 394 io_prep_pread(ioc, 1, buf, 1, 0);
 395 io_set_eventfd(ioc, fd);
 396 io_set_callback(ioc, (io_callback_t)(0));
 397 io_submit(ctx, 1, &ioc);
 398 io_getevents(ctx, 1, 1, &ioev, &ts);
 399 ''',
 400                         'HAVE_LINUX_KERNEL_AIO',
 401                         msg='Checking for linux kernel asynchronous io support',
 402                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 403                         lib='aio')
 404
 405     conf.CHECK_CODE('''
 406 struct msghdr msg;
 407 union {
 408         struct cmsghdr cm;
 409         char control[CMSG_SPACE(sizeof(int))];
 410 } control_un;
 411 msg.msg_control = control_un.control;
 412 msg.msg_controllen = sizeof(control_un.control);
 413 ''',
 414         'HAVE_MSGHDR_MSG_CONTROL',
 415         msg='Checking if we can use msg_control for passing file descriptors',
 416         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 417     conf.CHECK_CODE('''
 418 struct msghdr msg;
 419 int fd;
 420 msg.msg_acctrights = (caddr_t) &fd;
 421 msg.msg_acctrightslen = sizeof(fd);
 422 ''',
 423         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 424         msg='Checking if we can use msg_acctrights for passing file descriptors',
 425         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 426
 427     if Options.options.with_winbind:
 428         conf.env.build_winbind = True
 429         conf.DEFINE('WITH_WINBIND', '1')
 430
 431     conf.find_program('awk', var='AWK')
 432     conf.find_program('perl', var='PERL')
 433
 434     conf.CHECK_HEADERS('asm/types.h')
 435
 436     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 437                     headers='unistd.h sys/types.h',
 438                     msg="Checking for major macro")
 439
 440     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 441                     headers='unistd.h sys/types.h',
 442                     msg="Checking for minor macro")
 443
 444     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 445                                 headers='unistd.h sys/types.h dirent.h',
 446                                 define='HAVE_DIRENT_D_OFF')
 447
 448     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 449     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 450         netgrent_cflags = '-Werror-implicit-function-declaration'
 451     else:
 452         netgrent_cflags = ''
 453     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 454                     msg="Checking for setnetgrent prototype",
 455                     headers='netdb.h netgroup.h',
 456                     cflags=netgrent_cflags)
 457     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 458                     msg="Checking for getnetgrent prototype",
 459                     headers='netdb.h netgroup.h',
 460                     cflags=netgrent_cflags)
 461     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 462                     msg="Checking for endnetgrent prototype",
 463                     headers='netdb.h netgroup.h',
 464                     cflags=netgrent_cflags)
 465
 466
 467     # Look for CUPS
 468     if Options.options.with_cups:
 469         conf.find_program('cups-config', var='CUPS_CONFIG')
 470         if conf.env.CUPS_CONFIG:
 471             # we would normally use --libs here, but cups-config incorrectly adds
 472             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 473             # of an in-tree heimdal kerberos
 474             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 475                            package="", uselib_store="CUPS")
 476         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 477         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 478         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 479             conf.DEFINE('HAVE_CUPS', '1')
 480         else:
 481             conf.undefine('HAVE_CUPS')
 482             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 483     else:
 484         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 485         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 486
 487     if Options.options.with_iprint:
 488         if conf.CONFIG_SET('HAVE_CUPS'):
 489             conf.DEFINE('HAVE_IPRINT', '1')
 490         else:
 491             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 492     if Options.options.with_syslog:
 493         conf.DEFINE('WITH_SYSLOG', '1')
 494     if Options.options.with_automount:
 495         conf.DEFINE('WITH_AUTOMOUNT', '1')
 496
 497     # Check for LDAP
 498     if Options.options.with_ldap:
 499         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 500         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 501         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 502         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 503
 504         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 505         # for the samba logs
 506         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 507                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 508
 509         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 510         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 511
 512         # Check if ldap_set_rebind_proc() takes three arguments
 513         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 514                            'LDAP_SET_REBIND_PROC_ARGS',
 515                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 516                            headers='ldap.h lber.h', link=False):
 517             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 518         else:
 519             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 520
 521         # last but not least, if ldap_init() exists, we want to use ldap
 522         if conf.CONFIG_SET('HAVE_LDAP_INIT'):
 523             conf.DEFINE('HAVE_LDAP', '1')
 524             conf.DEFINE('LDAP_DEPRECATED', '1')
 525             conf.env['HAVE_LDAP'] = '1'
 526             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 527             # SASL wrapping hooks
 528             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 529                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 530                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 531     else:
 532         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 533         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 534
 535     if Options.options.with_ads:
 536         use_ads=True
 537         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 538            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 539             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 540             use_ads=False
 541         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 542             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 543             use_ads=False
 544         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 545             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 546             use_ads=False
 547         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 548             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 549             use_ads=False
 550         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 551             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 552             use_ads=False
 553         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 554             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 555             use_ads=False
 556         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 557             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 558             use_ads=False
 559         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 560             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 561             use_ads=False
 562         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 563             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 564             use_ads=False
 565         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
 566            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
 567             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
 568             use_ads=False
 569         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 570            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 571             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 572             use_ads=False
 573         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 574            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 575             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 576             use_ads=False
 577         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 578            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 579             Logs.warn("no KT_FREE_FUNCTION detected")
 580             use_ads=False
 581         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 582             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 583             use_ads=False
 584
 585         # We don't actually use
 586         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 587         # clue that this Heimdal, which does the PAC processing we
 588         # need on the standard gss_inquire_sec_context_by_oid
 589         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 590             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 591                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 592             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")
 593             use_ads=False
 594
 595         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 596             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 597             use_ads=False
 598
 599         if use_ads:
 600             conf.DEFINE('WITH_ADS', '1')
 601             conf.DEFINE('HAVE_KRB5', '1')
 602             if conf.CONFIG_SET('HAVE_LDAP'):
 603                 conf.env['HAVE_ADS'] = '1'
 604         else:
 605             Logs.warn("krb5 libs don't have all features required for Active Directory support")
 606             conf.undefine('HAVE_KRB5_H')
 607             conf.undefine('HAVE_GSSAPI_H')
 608             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 609             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 610
 611     if Options.options.with_utmp:
 612         conf.env.with_utmp = True
 613         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
 614         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 615         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 616                                     define='HAVE_UT_UT_NAME')
 617         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 618                                     define='HAVE_UT_UT_USER')
 619         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 620                                     define='HAVE_UT_UT_ID')
 621         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 622                                     define='HAVE_UT_UT_HOST')
 623         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 624                                     define='HAVE_UT_UT_TIME')
 625         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 626                                     define='HAVE_UT_UT_TV')
 627         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 628                                     define='HAVE_UT_UT_TYPE')
 629         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 630                                     define='HAVE_UT_UT_PID')
 631         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 632                                     define='HAVE_UT_UT_EXIT')
 633         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr_v6', headers='utmp.h',
 634                                     define='HAVE_UT_UT_ADDR_V6')
 635         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr', headers='utmp.h',
 636                                     define='HAVE_UT_UT_ADDR')
 637         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 638                                     define='HAVE_UX_UT_SYSLEN')
 639         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 640                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 641                         msg="Checking whether pututline returns pointer")
 642         if conf.env.with_utmp:
 643             conf.DEFINE('WITH_UTMP', 1)
 644
 645     if Options.options.with_avahi:
 646         conf.env.with_avahi = True
 647         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 648         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 649         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 650         if conf.env.with_avahi:
 651             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 652     else:
 653         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 654         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 655
 656     if Options.options.with_iconv:
 657         conf.env.with_iconv = True
 658         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 659             conf.env.with_iconv = False
 660         if conf.env.with_iconv:
 661             conf.DEFINE('HAVE_ICONV', 1)
 662
 663     if Options.options.with_pam:
 664         use_pam=True
 665         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 666         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 667             Logs.warn("--with-pam=yes but pam_appl.h not found")
 668             use_pam=False
 669         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 670         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 671         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 672             Logs.warn("--with-pam=yes but pam_modules.h not found")
 673             use_pam=False
 674         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 675         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 676         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 677         conf.CHECK_CODE('''
 678 #if defined(HAVE_SECURITY_PAM_APPL_H)
 679 #include <security/pam_appl.h>
 680 #elif defined(HAVE_PAM_PAM_APPL_H)
 681 #include <pam/pam_appl.h>
 682 #endif
 683 pam_set_item(0, PAM_RHOST, 0);
 684 ''',
 685             'HAVE_PAM_RHOST',
 686             lib='pam',
 687             msg="Checking whether PAM_RHOST is available");
 688         conf.CHECK_CODE('''
 689 #if defined(HAVE_SECURITY_PAM_APPL_H)
 690 #include <security/pam_appl.h>
 691 #elif defined(HAVE_PAM_PAM_APPL_H)
 692 #include <pam/pam_appl.h>
 693 #endif
 694 pam_set_item(0, PAM_TTY, 0);
 695 ''',
 696             'HAVE_PAM_TTY',
 697             lib='pam',
 698             msg="Checking whether PAM_TTY is available");
 699         conf.CHECK_CODE('''
 700 #if (!defined(LINUX))
 701
 702 #define PAM_EXTERN extern
 703 #if defined(HAVE_SECURITY_PAM_APPL_H)
 704 #include <security/pam_appl.h>
 705 #elif defined(HAVE_PAM_PAM_APPL_H)
 706 #include <pam/pam_appl.h>
 707 #endif
 708
 709 #endif
 710
 711 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 712 #include <security/pam_modules.h>
 713 #elif defined(HAVE_PAM_PAM_MODULES_H)
 714 #include <pam/pam_modules.h>
 715 #endif
 716
 717 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 718 #include <security/_pam_macros.h>
 719 #elif defined(HAVE_PAM__PAM_MACROS_H)
 720 #include <pam/_pam_macros.h>
 721 #endif
 722
 723 #ifdef HAVE_SECURITY_PAM_EXT_H
 724 #include <security/pam_ext.h>
 725 #endif
 726
 727 int i; i = PAM_RADIO_TYPE;
 728 ''',
 729             'HAVE_PAM_RADIO_TYPE',
 730             lib='pam',
 731             msg="Checking whether PAM_RADIO_TYPE is available");
 732         if use_pam:
 733             conf.DEFINE('WITH_PAM', 1)
 734             conf.DEFINE('WITH_PAM_MODULES', 1)
 735
 736     seteuid = False
 737
 738 #
 739 # Ensure we select the correct set of system calls on Linux.
 740 #
 741     if (host_os.rfind('linux') > -1):
 742         conf.CHECK_CODE('''
 743 #if defined(HAVE_UNISTD_H)
 744 #include <unistd.h>
 745 #endif
 746 #include <stdlib.h>
 747 #include <stdio.h>
 748 #include <sys/types.h>
 749 #include <errno.h>
 750
 751 #ifdef HAVE_SYS_PRIV_H
 752 #include <sys/priv.h>
 753 #endif
 754 #ifdef HAVE_SYS_ID_H
 755 #include <sys/id.h>
 756 #endif
 757
 758 #if defined(HAVE_SYSCALL_H)
 759 #include <syscall.h>
 760 #endif
 761
 762 #if defined(HAVE_SYS_SYSCALL_H)
 763 #include <sys/syscall.h>
 764 #endif
 765
 766 syscall(SYS_setresuid32, -1, -1, -1);
 767 syscall(SYS_setresgid32, -1, -1, -1);
 768 syscall(SYS_setreuid32, -1, -1);
 769 syscall(SYS_setregid32, -1, -1);
 770 syscall(SYS_setuid32, -1);
 771 syscall(SYS_setgid32, -1);
 772 syscall(SYS_setgroups32, 0, NULL);
 773 ''',
 774             'USE_LINUX_32BIT_SYSCALLS',
 775             msg="Checking whether Linux should use 32-bit credential calls");
 776
 777         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
 778             seteuid = conf.CHECK_CODE('''
 779                                 #define AUTOCONF_TEST 1
 780                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 781                                 #define USE_LINUX_32BIT_SYSCALLS 1
 782                                 #include "../lib/util/setid.c"
 783                                 #include "./lib/util_sec.c"
 784                                 ''',
 785                                 'USE_LINUX_THREAD_CREDENTIALS',
 786                                 addmain=False,
 787                                 execute=True,
 788                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
 789         else:
 790             seteuid = conf.CHECK_CODE('''
 791                                 #define AUTOCONF_TEST 1
 792                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 793                                 #include "../lib/util/setid.c"
 794                                 #include "./lib/util_sec.c"
 795                                 ''',
 796                                 'USE_LINUX_THREAD_CREDENTIALS',
 797                                 addmain=False,
 798                                 execute=True,
 799                                 msg="Checking whether we can use Linux thread-specific credentials")
 800     if not seteuid:
 801         seteuid = conf.CHECK_CODE('''
 802                                 #define AUTOCONF_TEST 1
 803                                 #define USE_SETREUID 1
 804                                 #include "../lib/util/setid.c"
 805                                 #include "./lib/util_sec.c"
 806                                 ''',
 807                                 'USE_SETREUID',
 808                                 addmain=False,
 809                                 execute=True,
 810                                 msg="Checking whether setreuid is available")
 811     if not seteuid:
 812         seteuid = conf.CHECK_CODE('''
 813                                 #define AUTOCONF_TEST 1
 814                                 #define USE_SETRESUID 1
 815                                 #include "../lib/util/setid.c"
 816                                 #include "./lib/util_sec.c"
 817                                 ''',
 818                                 'USE_SETRESUID',
 819                                 addmain=False,
 820                                 execute=True,
 821                                 msg="Checking whether setresuid is available")
 822     if not seteuid:
 823         seteuid = conf.CHECK_CODE('''
 824                                 #define AUTOCONF_TEST 1
 825                                 #define USE_SETEUID 1
 826                                 #include "../lib/util/setid.c"
 827                                 #include "./lib/util_sec.c"
 828                                 ''',
 829                                 'USE_SETEUID',
 830                                 addmain=False,
 831                                 execute=True,
 832                                 msg="Checking whether seteuid is available")
 833     if not seteuid:
 834         seteuid = conf.CHECK_CODE('''
 835                                 #define AUTOCONF_TEST 1
 836                                 #define USE_SETUIDX 1
 837                                 #include "../lib/util/setid.c"
 838                                 #include "./lib/util_sec.c"
 839                                 ''',
 840                                 'USE_SETUIDX',
 841                                 addmain=False,
 842                                 execute=True,
 843                                 mandatory=True,
 844                                 msg="Checking whether setuidx is available")
 845     if Options.options.with_dnsupdate:
 846         if not conf.CONFIG_SET('HAVE_KRB5'):
 847             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 848         else:
 849             conf.DEFINE('WITH_DNS_UPDATES', 1)
 850     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 851     if Options.options.developer:
 852         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 853             conf.DEFINE('VALGRIND', '1')
 854
 855     if conf.CHECK_CODE('''
 856 #include <bits/sockaddr.h>
 857 #include <linux/netlink.h>
 858 ''',
 859                 'HAVE_LINUX_NETLINK_H',
 860                 msg="Checking whether Linux netlink is available"):
 861
 862         conf.CHECK_CODE('''
 863 #include <bits/sockaddr.h>
 864 #include <linux/netlink.h>
 865 #include <linux/rtnetlink.h>
 866 ''',
 867                 'HAVE_LINUX_RTNETLINK_H',
 868                 msg='Checking whether Linux rtnetlink is available')
 869
 870     conf.CHECK_CODE('''
 871 #include "../tests/fcntl_lock.c"
 872 ''',
 873                 'HAVE_FCNTL_LOCK',
 874                 addmain=False,
 875                 execute=True,
 876                 msg='Checking whether fcntl locking is available')
 877
 878 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
 879     if not conf.CHECK_CODE('''
 880 #define _XOPEN_SOURCE 600
 881 #include <stdlib.h>
 882 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
 883 #error probably broken posix_fallocate
 884 #endif
 885 ''',
 886                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
 887                            msg='Checking for broken posix_fallocate'):
 888         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
 889
 890
 891     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
 892                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
 893     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
 894                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
 895     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
 896                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
 897     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
 898                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
 899     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
 900                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
 901     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
 902        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
 903        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
 904        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
 905        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
 906         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
 907
 908     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
 909     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
 910                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
 911     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
 912                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
 913     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
 914                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
 915
 916     conf.CHECK_CODE('''
 917 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
 918 ''',
 919                 'HAVE_POSIX_FADVISE',
 920                 msg='Checking whether posix_fadvise is available',
 921                 headers='unistd.h fcntl.h')
 922
 923     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
 924         conf.CHECK_CODE('''
 925                         #include <unistd.h>
 926                         return sysconf(%s) == -1 ? 1 : 0;
 927                         ''' % v,
 928                         'SYSCONF%s' % v,
 929                         msg='Checking whether sysconf(%s) is available' % v)
 930
 931     conf.CHECK_CODE('''
 932 #include <sys/syscall.h>
 933 #include <unistd.h>
 934 syscall(SYS_initgroups, 16, NULL, NULL, 0);
 935                     ''',
 936                     'HAVE_DARWIN_INITGROUPS',
 937                     msg='Checking whether to use the Darwin-specific initgroups system call')
 938
 939     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
 940                     'HAVE_UTIMBUF',
 941                     headers='sys/types.h utime.h',
 942                     msg='Checking whether struct utimbuf is available')
 943
 944     if conf.CHECK_CODE('''struct sigevent s;''',
 945                     'HAVE_STRUCT_SIGEVENT',
 946                     headers='sys/types.h stdlib.h stddef.h signal.h',
 947                     msg='Checking whether we have the struct sigevent'):
 948         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
 949                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
 950                                     headers='signal.h');
 951         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
 952                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
 953                                     headers='signal.h');
 954
 955     if os.path.exists('/proc/sys/kernel/core_pattern'):
 956         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
 957
 958     if conf.CHECK_CODE('''
 959 #include <time.h>
 960 main() {
 961         struct tm *tm;
 962         if (sizeof(time_t) == 8) {
 963                 time_t max_time = 0x7fffffffffffffffll;
 964                 tm = gmtime(&max_time);
 965                 /* This should fail with 32-bit tm_year. */
 966                 if (tm == NULL) {
 967                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
 968                         max_time = 67768036191676799ll;
 969                         tm = gmtime(&max_time);
 970                         if (tm) {
 971                                 exit(0);
 972                         }
 973                 }
 974         }
 975         exit(1);
 976 }''',
 977         '__TIME_T_MAX',
 978         addmain=False,
 979         execute=True,
 980         msg="Checking for the maximum value of the 'time_t' type"):
 981             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
 982
 983     conf.CHECK_CODE('''
 984 #if defined(HAVE_UNISTD_H)
 985 #include <unistd.h>
 986 #endif
 987 #include <sys/types.h>
 988 main() { dev_t dev = makedev(1,2); return 0; }
 989 ''',
 990         'HAVE_MAKEDEV',
 991         addmain=False,
 992         msg='Checking whether the macro for makedev is available')
 993
 994     conf.CHECK_CODE('''
 995 #include <stdio.h>
 996 #include <limits.h>
 997 #include <signal.h>
 998
 999 void exit_on_core(int ignored) {
1000         exit(1);
1001 }
1002
1003 main() {
1004         char *newpath;
1005         signal(SIGSEGV, exit_on_core);
1006         newpath = realpath("/tmp", NULL);
1007         exit((newpath != NULL) ? 0 : 1);
1008 }
1009 ''',
1010         'REALPATH_TAKES_NULL',
1011         addmain=False,
1012         execute=True,
1013         msg='Checking whether the realpath function allows a NULL argument')
1014
1015     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1016                     'HAVE_FTRUNCATE_EXTEND',
1017                     msg='Checking for ftruncate extend',
1018                     addmain=False,
1019                     execute=True)
1020     if os.getenv('RUN_FROM_BUILD_FARM'):
1021         Logs.info("enabling buildfarm hacks")
1022         conf.DEFINE('ENABLE_BUILD_FARM_HACKS', '1')
1023
1024     if Options.options.with_sendfile_support:
1025         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):
1026             conf.CHECK_CODE('''
1027                             int tofd, fromfd;
1028                             off_t offset;
1029                             size_t total;
1030                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1031                             ''',
1032                             '_HAVE_SENDFILE',
1033                             headers='sys/sendfile.h',
1034                             msg='Checking for linux sendfile support')
1035
1036             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1037                 conf.DEFINE('HAVE_SENDFILE', '1')
1038                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1039                 conf.DEFINE('WITH_SENDFILE', '1')
1040         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1041             conf.CHECK_CODE('''
1042                             #include <sys/types.h>
1043                             #include <unistd.h>
1044                             #include <sys/socket.h>
1045                             #include <sys/uio.h>
1046                             int fromfd, tofd, ret, total=0;
1047                             off_t offset, nwritten;
1048                             struct sf_hdtr hdr;
1049                             struct iovec hdtrl;
1050                             hdr.headers = &hdtrl;
1051                             hdr.hdr_cnt = 1;
1052                             hdr.trailers = NULL;
1053                             hdr.trl_cnt = 0;
1054                             hdtrl.iov_base = NULL;
1055                             hdtrl.iov_len = 0;
1056                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1057                             ''',
1058                             '_HAVE_SENDFILE',
1059                             msg='Checking for freebsd sendfile support')
1060             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1061                 conf.DEFINE('HAVE_SENDFILE', '1')
1062                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1063                 conf.DEFINE('WITH_SENDFILE', '1')
1064         elif (host_os.rfind('darwin') > -1):
1065             conf.CHECK_CODE('''
1066                             #include <sys/types.h>
1067                             #include <sys/socket.h>
1068                             #include <sys/uio.h>
1069                             int fromfd, tofd, ret;
1070                             off_t offset, nwritten;
1071                             struct sf_hdtr hdr;
1072                             struct iovec hdtrl;
1073                             hdr.headers = &hdtrl;
1074                             hdr.hdr_cnt = 1;
1075                             hdr.trailers = (void *)0;
1076                             hdr.trl_cnt = 0;
1077                             hdtrl.iov_base = (void *)0;
1078                             hdtrl.iov_len = 0;
1079                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1080                             ''',
1081                             '_HAVE_SENDFILE',
1082                             msg='Checking for darwin sendfile support')
1083             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1084                 conf.DEFINE('HAVE_SENDFILE', '1')
1085                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1086                 conf.DEFINE('WITH_SENDFILE', '1')
1087         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1088             conf.CHECK_CODE('''
1089                             #include <sys/socket.h>
1090                             #include <sys/uio.h>
1091                             int fromfd, tofd;
1092                             size_t total=0;
1093                             struct iovec hdtrl[2];
1094                             ssize_t nwritten;
1095                             off_t offset;
1096                             hdtrl[0].iov_base = 0;
1097                             hdtrl[0].iov_len = 0;
1098                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1099                             ''',
1100                             '_HAVE_SENDFILE',
1101                             msg='Checking for osf/hpux sendfile support')
1102             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1103                 conf.DEFINE('HAVE_SENDFILE', '1')
1104                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1105                 conf.DEFINE('WITH_SENDFILE', '1')
1106         elif (host_os.rfind('solaris') > -1):
1107             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1108             conf.CHECK_CODE('''
1109                             #include <sys/sendfile.h>,
1110                             int sfvcnt;
1111                             size_t xferred;
1112                             struct sendfilevec vec[2];
1113                             ssize_t nwritten;
1114                             int tofd;
1115                             sfvcnt = 2;
1116                             vec[0].sfv_fd = SFV_FD_SELF;
1117                             vec[0].sfv_flag = 0;
1118                             vec[0].sfv_off = 0;
1119                             vec[0].sfv_len = 0;
1120                             vec[1].sfv_fd = 0;
1121                             vec[1].sfv_flag = 0;
1122                             vec[1].sfv_off = 0;
1123                             vec[1].sfv_len = 0;
1124                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1125                             ''',
1126                             '_HAVE_SENDFILEV',
1127                             msg='Checking for solaris sendfilev support')
1128             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1129                 conf.DEFINE('HAVE_SENDFILEV', '1')
1130                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1131                 conf.DEFINE('WITH_SENDFILE', '1')
1132         elif (host_os.rfind('aix') > -1):
1133             conf.CHECK_CODE('''
1134                             #include <sys/socket.h>
1135                             int fromfd, tofd;
1136                             size_t total=0;
1137                             struct sf_parms hdtrl;
1138                             ssize_t nwritten;
1139                             hdtrl.header_data = 0;
1140                             hdtrl.header_length = 0;
1141                             hdtrl.file_descriptor = fromfd;
1142                             hdtrl.file_offset = 0;
1143                             hdtrl.file_bytes = 0;
1144                             hdtrl.trailer_data = 0;
1145                             hdtrl.trailer_length = 0;
1146                             nwritten = send_file(&tofd, &hdtrl, 0);
1147                             ''',
1148                             '_HAVE_SENDFILE',
1149                             msg='Checking for AIX send_file support')
1150             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1151                 conf.DEFINE('HAVE_SENDFILE', '1')
1152                 conf.DEFINE('AIX_SENDFILE_API', '1')
1153                 conf.DEFINE('WITH_SENDFILE', '1')
1154
1155     # Check for getcwd allowing a NULL arg.
1156     conf.CHECK_CODE('''
1157 #include <unistd.h>
1158 main() {
1159         char *s = getcwd(NULL,0);
1160         exit(s != NULL ?  0 : 1);
1161 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1162         msg="getcwd takes a NULL argument")
1163
1164
1165     # UnixWare 7.x has its getspnam in -lgen
1166     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1167     conf.CHECK_FUNCS_IN('getspnam', 'security')
1168     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1169
1170     if Options.options.with_quotas:
1171         # For quotas on Veritas VxFS filesystems
1172         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1173         # For quotas on Linux XFS filesystems
1174         conf.CHECK_HEADERS('linux/dqblk_xfs.h')
1175         # For sys/quota.h and linux/quota.h
1176         conf.CHECK_HEADERS('sys/quota.h')
1177
1178
1179     #
1180     # checking for clustering extensions (CTDB)
1181     #
1182     if not Options.options.with_cluster_support:
1183         have_cluster_support = False
1184
1185     else:
1186
1187         if Options.options.ctdb_dir:
1188             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1189
1190         srcdir = os.path.realpath(conf.srcdir)
1191         if 'EXTRA_INCLUDES' in conf.env:
1192             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1193         else:
1194             includes = ''
1195
1196         have_cluster_support = True
1197         ctdb_broken = ""
1198
1199         conf.CHECK_CODE('''
1200             #define NO_CONFIG_H
1201             #include "replace.h"
1202             #include "system/wait.h"
1203             #include "system/network.h"
1204             #define private #error __USED_RESERVED_WORD_private__
1205             #include <talloc.h>
1206             #include <tdb.h>
1207             #include <ctdb.h>
1208
1209             int main(void)
1210             {
1211                 return 0;
1212             }
1213             ''',
1214             'HAVE_CTDB_H',
1215             addmain=False,
1216             includes=includes,
1217             msg='Checking for header ctdb.h')
1218
1219         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1220             have_cluster_support = False
1221             ctdb_broken = "ctdb.h is required for cluster support"
1222
1223         if have_cluster_support:
1224             conf.CHECK_CODE('''
1225                 #define NO_CONFIG_H
1226                 #include "replace.h"
1227                 #include "system/wait.h"
1228                 #include "system/network.h"
1229                 #define private #error __USED_RESERVED_WORD_private__
1230                 #include <talloc.h>
1231                 #include <tdb.h>
1232                 #include <ctdb.h>
1233                 #include <ctdb_private.h>
1234
1235                 int main(void)
1236                 {
1237                     return 0;
1238                 }
1239                 ''',
1240                 'HAVE_CTDB_PRIVATE_H',
1241                 addmain=False,
1242                 includes=includes,
1243                 msg='Checking for header ctdb_private.h')
1244
1245             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1246                 have_cluster_support = False
1247                 ctdb_broken = "ctdb_private.h is required for cluster support"
1248
1249         if have_cluster_support:
1250             conf.CHECK_CODE('''
1251                 #define NO_CONFIG_H
1252                 #include "replace.h"
1253                 #include "system/wait.h"
1254                 #include "system/network.h"
1255                 #include <talloc.h>
1256                 #include <tdb.h>
1257                 #include <ctdb.h>
1258                 #include <ctdb_private.h>
1259
1260                 int main(void)
1261                 {
1262                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1263                    return 0;
1264                 }
1265                 ''',
1266                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1267                 addmain=False,
1268                 includes=includes,
1269                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1270
1271             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1272                 have_cluster_support = False
1273                 ctdb_broken = "ctdb transaction support missing or too old"
1274
1275         if have_cluster_support:
1276             conf.CHECK_CODE('''
1277                 #define NO_CONFIG_H
1278                 #include "replace.h"
1279                 #include "system/wait.h"
1280                 #include "system/network.h"
1281                 #include <talloc.h>
1282                 #include <tdb.h>
1283                 #include <ctdb.h>
1284                 #include <ctdb_private.h>
1285
1286                 int main(void)
1287                 {
1288                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1289                     return 0;
1290                 }
1291                 ''',
1292                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1293                 addmain=False,
1294                 includes=includes,
1295                 msg='Checking for SCHEDULE_FOR_DELETION control')
1296
1297             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1298                 if not Options.options.enable_old_ctdb:
1299                     have_cluster_support = False
1300                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1301                 else:
1302                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1303
1304         if have_cluster_support:
1305             conf.CHECK_CODE('''
1306                 #define NO_CONFIG_H
1307                 #include "replace.h"
1308                 #include "system/wait.h"
1309                 #include "system/network.h"
1310                 #include <talloc.h>
1311                 #include <tdb.h>
1312                 #include <ctdb.h>
1313                 #include <ctdb_private.h>
1314
1315                 int main(void)
1316                 {
1317                     struct ctdb_control_tcp _x;
1318                     return 0;
1319                 }
1320                 ''',
1321                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1322                 addmain=False,
1323                 includes=includes,
1324                 msg='Checking for ctdb ipv4 support')
1325
1326             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1327                 have_cluster_support = False
1328                 ctdb_broken = "missing struct ctdb_control_tcp"
1329
1330         if have_cluster_support:
1331             conf.CHECK_CODE('''
1332                 #define NO_CONFIG_H
1333                 #include "replace.h"
1334                 #include "system/wait.h"
1335                 #include "system/network.h"
1336                 #include <talloc.h>
1337                 #include <tdb.h>
1338                 #include <ctdb.h>
1339                 #include <ctdb_private.h>
1340
1341                 int main(void)
1342                 {
1343                     struct ctdb_control_tcp_addr _x;
1344                     return 0;
1345                 }
1346                 ''',
1347                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1348                 addmain=False,
1349                 includes=includes,
1350                 msg='Checking for ctdb ipv6 support')
1351
1352         if have_cluster_support:
1353             conf.CHECK_CODE('''
1354                 #define NO_CONFIG_H
1355                 #include "replace.h"
1356                 #include "system/wait.h"
1357                 #include "system/network.h"
1358                 #include <talloc.h>
1359                 #include <tdb.h>
1360                 #include <ctdb.h>
1361                 #include <ctdb_private.h>
1362
1363                 int main(void)
1364                 {
1365                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1366                     return 0;
1367                 }
1368                 ''',
1369                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1370                 addmain=False,
1371                 includes=includes,
1372                 msg='Checking for CHECK_SRVIDS control')
1373
1374             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1375                 if not Options.options.enable_old_ctdb:
1376                     have_cluster_support = False
1377                     ctdb_broken = "CHECK_SRVIDS control missing"
1378                 else:
1379                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1380
1381     if have_cluster_support:
1382         Logs.info("building with cluster support")
1383         conf.DEFINE('CLUSTER_SUPPORT', 1);
1384     else:
1385         if not Options.options.with_cluster_support:
1386             Logs.info("building without cluster support")
1387         else:
1388             Logs.warn("building without cluster support: " + ctdb_broken)
1389         conf.undefine('CLUSTER_SUPPORT')
1390
1391
1392
1393     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1394                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1395                     addmain=False,
1396                     link=False,
1397                     msg='Checking whether we can compile with __attribute__((destructor))')
1398
1399     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1400                     'SEEKDIR_RETURNS_VOID',
1401                     headers='sys/types.h dirent.h',
1402                     msg='Checking whether seekdir returns void')
1403
1404     if Options.options.with_profiling_data:
1405         conf.DEFINE('WITH_PROFILE', 1);
1406
1407     PTHREAD_CFLAGS='error'
1408     PTHREAD_LDFLAGS='error'
1409
1410     if PTHREAD_LDFLAGS == 'error':
1411         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1412             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1413             PTHREAD_LDFLAGS='-lpthread'
1414     if PTHREAD_LDFLAGS == 'error':
1415         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1416             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1417             PTHREAD_LDFLAGS='-lpthreads'
1418     if PTHREAD_LDFLAGS == 'error':
1419         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1420             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1421             PTHREAD_LDFLAGS='-pthread'
1422     if PTHREAD_LDFLAGS == 'error':
1423         if conf.CHECK_FUNCS('pthread_attr_init'):
1424             PTHREAD_CFLAGS='-D_REENTRANT'
1425             PTHREAD_LDFLAGS='-lpthread'
1426     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1427     # pthread_attr_init. On pthread_mutex_lock it works there...
1428     if PTHREAD_LDFLAGS == 'error':
1429         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1430             PTHREAD_CFLAGS='-D_REENTRANT'
1431             PTHREAD_LDFLAGS='-lpthread'
1432
1433     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1434         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1435         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1436         conf.CHECK_HEADERS('pthread.h')
1437         conf.DEFINE('HAVE_PTHREAD', '1')
1438
1439     if Options.options.with_pthreadpool:
1440         if conf.CONFIG_SET('HAVE_PTHREAD'):
1441             conf.DEFINE('WITH_PTHREADPOOL', '1')
1442         else:
1443             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1444             conf.undefine('WITH_PTHREADPOOL')
1445
1446     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1447         conf.DEFINE('HAVE_GPFS', '1')
1448
1449     # Note that all charset 'modules' must actually be static, due to dependency loop issues
1450     # if we include the module loader in iconv
1451
1452     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1453                                       auth_sam auth_unix auth_winbind auth_wbc
1454                                       auth_domain auth_builtin vfs_default
1455                                       nss_info_template idmap_tdb idmap_passdb
1456                                       idmap_nss''')
1457
1458     default_shared_modules=TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1459                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1460                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1461                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1462                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1463                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1464                                       vfs_crossrename vfs_linux_xfs_sgid
1465                                       vfs_time_audit idmap_autorid idmap_tdb2
1466                                       idmap_rid idmap_hash''')
1467
1468     if Options.options.developer:
1469         default_static_modules.extend(TO_LIST('charset_weird'))
1470         default_shared_modules.extend(TO_LIST('perfcount_test'))
1471         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1472         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1473
1474     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1475         default_static_modules.extend(TO_LIST('pdb_samba4 auth_samba4 vfs_dfs_samba4'))
1476
1477     if Options.options.with_acl_support and conf.CONFIG_SET('HAVE_POSIX_ACLS'):
1478         default_static_modules.extend(TO_LIST('vfs_posixacl'))
1479
1480     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1481         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1482
1483     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1484         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1485
1486     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1487         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1488
1489     if (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1490         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1491
1492     if Options.options.with_pthreadpool:
1493         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1494
1495     if conf.CONFIG_SET('HAVE_AIO'):
1496         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1497
1498     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1499         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1500
1501     if conf.CONFIG_SET('HAVE_LDAP'):
1502         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1503
1504     if conf.CONFIG_SET('DARWINOS'):
1505         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1506
1507     if conf.CONFIG_SET('HAVE_GPFS'):
1508         default_shared_modules.extend(TO_LIST('vfs_gpfs vfs_gpfs_hsm_notify'))
1509
1510     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1511     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1512
1513     final_static_modules = default_static_modules
1514     final_shared_modules = default_shared_modules
1515
1516     for m in explicit_static_modules:
1517         if m in final_shared_modules:
1518             final_shared_modules.remove(m)
1519         final_static_modules.append(m)
1520     for m in explicit_shared_modules:
1521         if m in final_static_modules:
1522             final_static_modules.remove(m)
1523         final_shared_modules.append(m)
1524
1525     conf.env['static_modules'] = final_static_modules
1526     conf.env['shared_modules'] = final_shared_modules
1527
1528     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1529
1530     static_list = {}
1531     shared_list = {}
1532
1533     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1534     conf.env['MODULE_PREFIXES'] = prefixes
1535     for p in prefixes:
1536         for m in final_static_modules:
1537             if m.find(p) == 0:
1538                 if not p in static_list:
1539                     static_list[p] = []
1540                 static_list[p].append(m)
1541         for m in final_shared_modules:
1542             if m.find(p) == 0:
1543                 if not p in shared_list:
1544                     shared_list[p] = []
1545                 shared_list[p].append(m)
1546
1547     for p in prefixes:
1548         static_env = "%s_STATIC" % p.upper()
1549         shared_env = "%s_SHARED" % p.upper()
1550         conf.env[static_env] = []
1551         conf.env[shared_env] = []
1552         if p in static_list:
1553             decl_list=""
1554             for entry in static_list[p]:
1555                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1556                 conf.env[static_env].append('%s' % entry)
1557             decl_list = decl_list.rstrip()
1558             conf.DEFINE('static_decl_%s' % p, decl_list)
1559             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1560         else:
1561             conf.DEFINE('static_decl_%s' % p, '')
1562             conf.DEFINE('static_init_%s' % p, '{}')
1563         if p in shared_list:
1564             for entry in shared_list[p]:
1565                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1566                 conf.env[shared_env].append('%s' % entry)
1567
1568     conf.SAMBA_CONFIG_H('include/config.h')
1569
1570 def ctags(ctx):
1571     "build 'tags' file using ctags"
1572     import Utils
1573     source_root = os.path.dirname(Utils.g_module.root_path)
1574     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1575     print("Running: %s" % cmd)
1576     os.system(cmd)
1577