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('ads')
  27     opt.SAMBA3_ADD_OPTION('ldap')
  28     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  29     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  30     opt.SAMBA3_ADD_OPTION('pam')
  31     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  32     opt.SAMBA3_ADD_OPTION('quotas')
  33     opt.SAMBA3_ADD_OPTION('sendfile-support')
  34     opt.SAMBA3_ADD_OPTION('utmp')
  35     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable", default=True)
  36     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  37     opt.SAMBA3_ADD_OPTION('iconv')
  38     opt.SAMBA3_ADD_OPTION('acl-support')
  39     opt.SAMBA3_ADD_OPTION('dnsupdate')
  40     opt.SAMBA3_ADD_OPTION('syslog')
  41     opt.SAMBA3_ADD_OPTION('automount')
  42     opt.SAMBA3_ADD_OPTION('aio-support')
  43     opt.SAMBA3_ADD_OPTION('dmapi', default=None) # None means autodetection
  44     opt.SAMBA3_ADD_OPTION('fam', default=None) # None means autodetection
  45     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  46
  47     opt.SAMBA3_ADD_OPTION('cluster-support', default=None)
  48
  49     opt.SAMBA3_ADD_OPTION('regedit', default=None)
  50
  51     opt.add_option('--with-ctdb-dir',
  52                    help=("Directory under which ctdb is installed"),
  53                    action="store", dest='ctdb_dir', default=None)
  54     opt.add_option('--enable-old-ctdb',
  55                   help=("enable building against (too) old version of ctdb (default=false)"),
  56                   action="store_true", dest='enable_old_ctdb', default=False)
  57
  58     opt.add_option('--with-libcephfs',
  59                    help=("Directory under which libcephfs is installed"),
  60                    action="store", dest='libcephfs_dir', default=None)
  61
  62     opt.SAMBA3_ADD_OPTION('glusterfs', with_name="enable", without_name="disable", default=True)
  63
  64
  65 def configure(conf):
  66     from samba_utils import TO_LIST
  67
  68     default_static_modules = []
  69     default_shared_modules = []
  70
  71     if Options.options.developer:
  72         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  73         conf.env.developer = True
  74
  75     if sys.platform != 'openbsd5':
  76         conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  77
  78     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  79     conf.CHECK_HEADERS('linux/falloc.h')
  80
  81     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod')
  82     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  83     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  84     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  85     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
  86     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  87     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups syscall sysconf')
  88     conf.CHECK_FUNCS('atexit grantpt posix_openpt fallocate posix_fallocate')
  89     conf.CHECK_FUNCS('fseeko setluid')
  90     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  91     conf.CHECK_FUNCS('fdopendir')
  92     conf.CHECK_FUNCS('fstatat')
  93     conf.CHECK_FUNCS('getpwent_r setenv strcasecmp fcvt fcvtl')
  94     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
  95     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  96     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  97     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  98     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
  99     conf.CHECK_FUNCS('shmget')
 100     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
 101     #FIXME: for some reason this one still fails
 102     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
 103     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 104     conf.CHECK_FUNCS_IN('dn_expand', 'inet')
 105     conf.CHECK_DECLS('fdatasync', reverse=True)
 106     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 107
 108     if conf.CONFIG_SET('HAVE_LONG_LONG'):
 109         conf.DEFINE('HAVE_LONGLONG', 1)
 110
 111     if conf.CHECK_CODE('''
 112 #if defined(HAVE_UNISTD_H)
 113 #include <unistd.h>
 114 #endif
 115 long ret = splice(0,0,1,0,400,SPLICE_F_MOVE);
 116 ''',
 117         'HAVE_LINUX_SPLICE',
 118         headers='fcntl.h'):
 119         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 120
 121     # Check for inotify support
 122     conf.CHECK_HEADERS('sys/inotify.h')
 123     if "HAVE_SYS_INOTIFY_H" in conf.env:
 124         conf.DEFINE('HAVE_INOTIFY', 1)
 125
 126     # Check for kernel change notify support
 127     conf.CHECK_CODE('''
 128 #ifndef F_NOTIFY
 129 #define F_NOTIFY 1026
 130 #endif
 131 main() {
 132         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 133 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 134         headers='fcntl.h signal.h',
 135         msg="Checking for kernel change notify support")
 136
 137     # Check for Linux kernel oplocks
 138     conf.CHECK_CODE('''
 139 #include <sys/types.h>
 140 #include <fcntl.h>
 141 #include <signal.h>
 142 #ifndef F_NOTIFY
 143 #define F_NOTIFY 1026
 144 #endif
 145 main() {
 146         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 147 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 148         msg="Checking for Linux kernel oplocks")
 149
 150     # Check for IRIX kernel oplock types
 151     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 152                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 153                     msg="Checking for IRIX kernel oplock types")
 154
 155     # Check for kernel share modes
 156     conf.CHECK_CODE('''
 157 #include <sys/types.h>
 158 #include <fcntl.h>
 159 #include <signal.h>
 160 #include <sys/file.h>
 161 #ifndef LOCK_MAND
 162 #define LOCK_MAND        32
 163 #define LOCK_READ        64
 164 #endif
 165 main() {
 166         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 167 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 168         msg="Checking for kernel share modes")
 169
 170     # check for fam libs
 171     samba_fam_libs=None
 172     check_for_fam=False
 173     if Options.options.with_fam is None:
 174         check_for_fam=True
 175     elif Options.options.with_fam == True:
 176         check_for_fam=True
 177
 178     if check_for_fam and conf.CHECK_HEADERS('fam.h'):
 179         if conf.CHECK_FUNCS_IN('FAMOpen2', 'fam'):
 180             samba_fam_libs='fam'
 181         elif conf.CHECK_FUNCS_IN('FAMOpen2', 'fam C'):
 182             samba_fam_libs='fam C'
 183         conf.CHECK_TYPE('enum FAMCodes', headers='fam.h',
 184             define='HAVE_FAM_H_FAMCODES_TYPEDEF',
 185             msg='Checking whether enum FAMCodes is available')
 186         conf.CHECK_FUNCS_IN('FAMNoExists', 'fam')
 187
 188     if samba_fam_libs is not None:
 189         conf.DEFINE('SAMBA_FAM_LIBS', samba_fam_libs)
 190     else:
 191         if Options.options.with_fam == True:
 192             conf.fatal('FAM support requested, but no suitable FAM library found')
 193         elif check_for_fam:
 194             Logs.warn('no suitable FAM library found')
 195
 196     # check for DMAPI libs
 197     Logs.info("Checking for DMAPI library existence")
 198     conf.env['dmapi_lib'] = ''
 199     samba_dmapi_lib = ''
 200     if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dm'):
 201         samba_dmapi_lib = 'dm'
 202     else:
 203         if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'jfsdm'):
 204             samba_dmapi_lib = 'jfsdm'
 205         else:
 206             if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dmapi'):
 207                 samba_dmapi_lib = 'dmapi'
 208             else:
 209                 if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'xdsm'):
 210                     samba_dmapi_lib = 'xdsm'
 211     # only bother to test headers and compilation when a candidate
 212     # library has been found
 213     if Options.options.with_dmapi == True and samba_dmapi_lib == '':
 214         conf.fatal('DMAPI support requested, but no suitable DMAPI library found')
 215     else:
 216         conf.CHECK_HEADERS('sys/dmi.h xfs/dmapi.h sys/jfsdmapi.h sys/dmapi.h dmapi.h')
 217         conf.CHECK_CODE('''
 218 #include <time.h>      /* needed by Tru64 */
 219 #include <sys/types.h> /* needed by AIX */
 220 #ifdef HAVE_XFS_DMAPI_H
 221 #include <xfs/dmapi.h>
 222 #elif defined(HAVE_SYS_DMI_H)
 223 #include <sys/dmi.h>
 224 #elif defined(HAVE_SYS_JFSDMAPI_H)
 225 #include <sys/jfsdmapi.h>
 226 #elif defined(HAVE_SYS_DMAPI_H)
 227 #include <sys/dmapi.h>
 228 #elif defined(HAVE_DMAPI_H)
 229 #include <dmapi.h>
 230 #endif
 231
 232 /* This link test is designed to fail on IRI 6.4, but should
 233  * succeed on Linux, IRIX 6.5 and AIX.
 234  */
 235 int main(int argc, char **argv)
 236 {
 237         char * version;
 238         dm_eventset_t events;
 239         /* This doesn't take an argument on IRIX 6.4. */
 240         dm_init_service(&version);
 241         /* IRIX 6.4 expects events to be a pointer. */
 242         DMEV_ISSET(DM_EVENT_READ, events);
 243
 244         return 0;
 245 }
 246 ''',
 247         'USE_DMAPI',
 248         addmain=False,
 249         execute=False,
 250         lib=samba_dmapi_lib,
 251         msg='Checking whether DMAPI lib '+samba_dmapi_lib+' can be used')
 252
 253         if conf.CONFIG_SET('USE_DMAPI'):
 254             conf.env['dmapi_lib'] = samba_dmapi_lib
 255         else:
 256             if Options.options.with_dmapi == True:
 257                 conf.fatal('DMAPI support requested but not found');
 258
 259     # Check for various members of the stat structure
 260     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 261                                 headers='sys/stat.h')
 262     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 263                                 headers='sys/stat.h')
 264     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 265                                 headers='sys/types.h sys/stat.h unistd.h')
 266
 267     if "HAVE_BLKCNT_T" in conf.env:
 268         conf.CHECK_CODE('''
 269         return sizeof(blkcnt_t) == 4 ? 0 : 1''',
 270                 'SIZEOF_BLKCNT_T_4', execute=True,
 271                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 272                 msg="Checking whether blkcnt_t is 32 bit")
 273
 274     if "HAVE_BLKCNT_T" in conf.env:
 275         conf.CHECK_CODE('''
 276         return sizeof(blkcnt_t) == 8 ? 0 : 1''',
 277                 'SIZEOF_BLKCNT_T_8', execute=True,
 278                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 279                 msg="Checking whether blkcnt_t is 64 bit")
 280
 281     # Check for POSIX capability support
 282     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 283
 284     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 285         conf.CHECK_CODE('''
 286         cap_t cap;
 287         cap_value_t vals[1];
 288         if (!(cap = cap_get_proc())) exit(1);
 289         vals[0] = CAP_CHOWN;
 290         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 291         cap_set_proc(cap);''',
 292                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 293                         headers='sys/capability.h',
 294                         msg="Checking whether POSIX capabilities are available")
 295
 296     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 297     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 298     # -- JRA.
 299     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 300         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 301                         define='HAVE_INT16_FROM_RPC_RPC_H',
 302                         msg="Checking for int16 typedef included by rpc/rpc.h")
 303         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 304                         headers='sys/types.h rpc/rpc.h',
 305                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 306         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 307                         headers='sys/types.h rpc/rpc.h',
 308                         msg="Checking for int32 typedef included by rpc/rpc.h")
 309         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 310                         headers='sys/types.h rpc/rpc.h',
 311                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 312     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 313                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 314                     msg="Checking for broken nisplus include files")
 315
 316     # Check if the compiler will optimize out functions
 317     conf.CHECK_CODE('''
 318 if (0) {
 319     this_function_does_not_exist();
 320 } else {
 321     return 1;
 322 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 323         msg="Checking if the compiler will optimize out functions")
 324
 325     # Check if the compiler supports the LL suffix on long long integers
 326     # AIX needs this
 327     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 328                     headers='stdio.h',
 329                     msg="Checking for LL suffix on long long integers")
 330
 331     conf.CHECK_FUNCS('''
 332 _acl __acl atexit
 333  _chdir __chdir chflags chmod _close __close _closedir
 334 __closedir crypt16 devnm dirfd
 335 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 336 _facl __facl _fchdir
 337 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 338 _fork __fork fseeko
 339 fsetxattr _fstat __fstat fsync
 340 futimens futimes __fxstat getauthuid
 341 getcwd _getcwd __getcwd getdents __getdents getdirentries
 342 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 343 getpwanam getpwent_r getrlimit
 344 glob grantpt hstrerror initgroups innetgr
 345 llseek _llseek __llseek _lseek __lseek
 346 _lstat __lstat lutimes
 347 __lxstat memalign mknod mlock mlockall munlock munlockall
 348 _open __open _opendir __opendir
 349 pathconf poll posix_fallocate
 350 posix_memalign pread _pread __pread
 351 pwrite _pwrite __pwrite
 352 rdchk _read __read _readdir __readdir
 353 _seekdir __seekdir
 354 select setenv setgidx setgroups setlocale setluid
 355 setmntent setpgid setpriv setsid setuidx
 356 shmget shm_open sigaction sigblock sigprocmask sigset
 357 _stat __stat statvfs
 358 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctl sysctlbyname
 359 __sys_llseek syslog _telldir __telldir timegm
 360 utimensat vsyslog _write __write __xstat
 361 ''')
 362
 363     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 364
 365     # FIXME: these should be tests for features, but the old build system just
 366     # checks for OSes.
 367     host_os = sys.platform
 368     Logs.info("building on %s" % host_os)
 369
 370     # Python doesn't have case switches... :/
 371     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 372     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 373
 374     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 375     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 376         if host_os.rfind('linux') > -1:
 377             conf.DEFINE('LINUX', '1')
 378         elif host_os.rfind('qnx') > -1:
 379             conf.DEFINE('QNX', '1')
 380         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 381     elif (host_os.rfind('darwin') > -1):
 382         conf.DEFINE('DARWINOS', 1)
 383         conf.ADD_CFLAGS('-fno-common')
 384         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 385     elif (host_os.rfind('freebsd') > -1):
 386         conf.DEFINE('FREEBSD', 1)
 387         if conf.CHECK_HEADERS('sunacl.h'):
 388             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
 389             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 390         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 391     elif (host_os.rfind('irix') > -1):
 392         conf.DEFINE('IRIX', 1)
 393         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 394     elif (host_os.rfind('aix') > -1):
 395         conf.DEFINE('AIX', 1)
 396         conf.DEFINE('STAT_ST_BLOCKSIZE', 'DEV_BSIZE')
 397     elif (host_os.rfind('hpux') > -1):
 398         conf.DEFINE('HPUX', 1)
 399         conf.DEFINE('STAT_ST_BLOCKSIZE', '8192')
 400     elif (host_os.rfind('osf') > -1):
 401         conf.DEFINE('OSF1', 1)
 402         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 403
 404     # FIXME: Add more checks here.
 405     else:
 406         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 407
 408     if Options.options.with_acl_support:
 409         if (host_os.rfind('sysv5') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl', checklibc=True):
 410                 Logs.info('Using UnixWare ACLs')
 411                 conf.DEFINE('HAVE_UNIXWARE_ACLS',1)
 412                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 413         elif (host_os.rfind('solaris') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl'):
 414                 Logs.info('Using solaris ACLs')
 415                 conf.DEFINE('HAVE_SOLARIS_ACLS',1)
 416                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 417         elif (host_os.rfind('hpux') > -1):
 418                 Logs.info('Using HPUX ACLs')
 419                 conf.DEFINE('HAVE_HPUX_ACLS',1)
 420                 conf.DEFINE('POSIX_ACL_NEEDS_MASK',1)
 421                 default_static_modules.extend(TO_LIST('vfs_hpuxacl'))
 422         elif (host_os.rfind('aix') > -1):
 423                 Logs.info('Using AIX ACLs')
 424                 conf.DEFINE('HAVE_AIX_ACLS',1)
 425                 default_static_modules.extend(TO_LIST('vfs_aixacl vfs_aixacl2'))
 426         elif (host_os.rfind('osf') > -1) and conf.CHECK_FUNCS_IN('pacl', 'acl_get_fd'):
 427                 Logs.info('Using Tru64 ACLs')
 428                 conf.DEFINE('HAVE_TRU64_ACLS',1)
 429                 default_static_modules.extend(TO_LIST('vfs_tru64acl'))
 430         elif (host_os.rfind('darwin') > -1):
 431             Logs.warn('ACLs on Darwin currently not supported')
 432             conf.fatal("ACL support not available on Darwin/MacOS. "
 433                        "Use --without-acl-support for building without "
 434                        "ACL support. "
 435                        "ACL support is required to change permissions "
 436                        "from Windows clients.")
 437         else:
 438             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 439             if conf.CHECK_CODE('''
 440 acl_t acl;
 441 int entry_id;
 442 acl_entry_t *entry_p;
 443 return acl_get_entry(acl, entry_id, entry_p);
 444 ''',
 445                         'HAVE_POSIX_ACLS',
 446                         headers='sys/types.h sys/acl.h', link=False,
 447                         msg="Checking for POSIX ACL support") :
 448                 conf.CHECK_CODE('''
 449 acl_permset_t permset_d;
 450 acl_perm_t perm;
 451 return acl_get_perm_np(permset_d, perm);
 452 ''',
 453                         'HAVE_ACL_GET_PERM_NP',
 454                         headers='sys/types.h sys/acl.h', link=True,
 455                         msg="Checking whether acl_get_perm_np() is available")
 456                 default_static_modules.extend(TO_LIST('vfs_posixacl'))
 457             else:
 458                 conf.fatal("ACL support not found. Try installing libacl1-dev "
 459                            "or libacl-devel.  "
 460                            "Otherwise, use --without-acl-support to build "
 461                            "without ACL support. "
 462                            "ACL support is required to change permissions from "
 463                            "Windows clients.")
 464
 465     if conf.CHECK_FUNCS('dirfd'):
 466         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 467
 468     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 469                     'HAVE_STATFS_F_FSID',
 470                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 471                     headers='sys/types.h sys/statfs.h',
 472                     execute=True)
 473
 474     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 475         conf.CHECK_CODE('''
 476                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 477                 'HAVE_LINUX_FALLOCATE',
 478                 msg="Checking whether the Linux 'fallocate' function is available",
 479                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 480     conf.CHECK_CODE('''
 481                 ssize_t err = readahead(0,0,0x80000);''',
 482                 'HAVE_LINUX_READAHEAD',
 483                 msg="Checking whether Linux readahead is available",
 484                 headers='unistd.h fcntl.h')
 485     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 486
 487     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
 488                 'HAVE_OPENAT',
 489                 msg='Checking for openat',
 490                 headers='fcntl.h')
 491
 492     if Options.options.with_aio_support:
 493         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 494         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 495         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 496                         'HAVE_AIO',
 497                         msg='Checking for asynchronous io support',
 498                         headers='sys/types.h aio.h',
 499                         lib='aio rt')
 500         if conf.CONFIG_SET('HAVE_AIO'):
 501             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 502             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 503             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')
 504             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 505             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 506             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')
 507             conf.CHECK_CODE('const struct aiocb * const a[1]; struct timespec t; return aio_suspend(&a, 1, &t);', 'HAVE_AIO_SUSPEND', msg='Checking for aio_suspend', headers='aio.h', lib='aio rt')
 508         if not conf.CONFIG_SET('HAVE_AIO'):
 509             conf.DEFINE('HAVE_NO_AIO', '1')
 510     else:
 511         conf.DEFINE('HAVE_NO_AIO', '1')
 512
 513     if host_os.rfind('linux') > -1:
 514         conf.CHECK_FUNCS_IN('io_submit', 'aio')
 515         conf.CHECK_CODE('''
 516 struct io_event ioev;
 517 struct iocb *ioc;
 518 io_context_t ctx;
 519 struct timespec ts;
 520 int fd;
 521 char *buf;
 522 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 523 io_queue_init(128,&ctx);
 524 io_prep_pwrite(ioc, 1, buf, 1, 0);
 525 io_prep_pread(ioc, 1, buf, 1, 0);
 526 io_set_eventfd(ioc, fd);
 527 io_set_callback(ioc, (io_callback_t)(0));
 528 io_submit(ctx, 1, &ioc);
 529 io_getevents(ctx, 1, 1, &ioev, &ts);
 530 ''',
 531                         'HAVE_LINUX_KERNEL_AIO',
 532                         msg='Checking for linux kernel asynchronous io support',
 533                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 534                         lib='aio')
 535
 536     conf.CHECK_CODE('''
 537 struct msghdr msg;
 538 union {
 539         struct cmsghdr cm;
 540         char control[CMSG_SPACE(sizeof(int))];
 541 } control_un;
 542 msg.msg_control = control_un.control;
 543 msg.msg_controllen = sizeof(control_un.control);
 544 ''',
 545         'HAVE_MSGHDR_MSG_CONTROL',
 546         msg='Checking if we can use msg_control for passing file descriptors',
 547         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 548     conf.CHECK_CODE('''
 549 struct msghdr msg;
 550 int fd;
 551 msg.msg_acctrights = (caddr_t) &fd;
 552 msg.msg_acctrightslen = sizeof(fd);
 553 ''',
 554         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 555         msg='Checking if we can use msg_acctrights for passing file descriptors',
 556         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 557
 558     if Options.options.with_winbind:
 559         conf.env.build_winbind = True
 560         conf.DEFINE('WITH_WINBIND', '1')
 561
 562     conf.find_program('awk', var='AWK')
 563     conf.find_program('perl', var='PERL')
 564
 565     conf.CHECK_HEADERS('asm/types.h')
 566
 567     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 568                     headers='unistd.h sys/types.h',
 569                     msg="Checking for major macro")
 570
 571     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 572                     headers='unistd.h sys/types.h',
 573                     msg="Checking for minor macro")
 574
 575     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 576                                 headers='unistd.h sys/types.h dirent.h',
 577                                 define='HAVE_DIRENT_D_OFF')
 578
 579     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 580     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 581         netgrent_cflags = '-Werror-implicit-function-declaration'
 582     else:
 583         netgrent_cflags = ''
 584     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 585                     msg="Checking for setnetgrent prototype",
 586                     headers='netdb.h netgroup.h',
 587                     cflags=netgrent_cflags)
 588     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 589                     msg="Checking for getnetgrent prototype",
 590                     headers='netdb.h netgroup.h',
 591                     cflags=netgrent_cflags)
 592     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 593                     msg="Checking for endnetgrent prototype",
 594                     headers='netdb.h netgroup.h',
 595                     cflags=netgrent_cflags)
 596
 597
 598     # Look for CUPS
 599     if Options.options.with_cups:
 600         conf.find_program('cups-config', var='CUPS_CONFIG')
 601         if conf.env.CUPS_CONFIG:
 602             # we would normally use --libs here, but cups-config incorrectly adds
 603             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 604             # of an in-tree heimdal kerberos
 605             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 606                            package="", uselib_store="CUPS")
 607         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 608         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 609         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 610             conf.DEFINE('HAVE_CUPS', '1')
 611         else:
 612             conf.undefine('HAVE_CUPS')
 613             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 614     else:
 615         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 616         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 617
 618     if Options.options.with_iprint:
 619         if conf.CONFIG_SET('HAVE_CUPS'):
 620             conf.DEFINE('HAVE_IPRINT', '1')
 621         else:
 622             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 623     if Options.options.with_syslog:
 624         conf.DEFINE('WITH_SYSLOG', '1')
 625     if Options.options.with_automount:
 626         conf.DEFINE('WITH_AUTOMOUNT', '1')
 627
 628     # Check for LDAP
 629     if Options.options.with_ldap:
 630         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 631         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 632         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 633         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 634
 635         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 636         # for the samba logs
 637         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 638                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 639
 640         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 641         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 642
 643         # Check if ldap_set_rebind_proc() takes three arguments
 644         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 645                            'LDAP_SET_REBIND_PROC_ARGS',
 646                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 647                            headers='ldap.h lber.h', link=False):
 648             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 649         else:
 650             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 651
 652         # last but not least, if ldap_init() exists, we want to use ldap
 653         if conf.CONFIG_SET('HAVE_LDAP_INIT') and conf.CONFIG_SET('HAVE_LDAP_H'):
 654             conf.DEFINE('HAVE_LDAP', '1')
 655             conf.DEFINE('LDAP_DEPRECATED', '1')
 656             conf.env['HAVE_LDAP'] = '1'
 657             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 658             # SASL wrapping hooks
 659             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 660                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 661                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 662         else:
 663             conf.fatal("LDAP support not found. "
 664                        "Try installing libldap2-dev or openldap-devel. "
 665                        "Otherwise, use --without-ldap to build without "
 666                        "LDAP support. "
 667                        "LDAP support is required for the LDAP passdb backend, "
 668                        "LDAP idmap backends and ADS. "
 669                        "ADS support improves communication with "
 670                        "Active Directory domain controllers.")
 671     else:
 672         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 673         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 674
 675     if Options.options.with_ads == False:
 676         use_ads = False
 677         use_ads_krb5 = False
 678         use_ads_ldap = False
 679     else:
 680         use_ads = True
 681         use_ads_krb5 = True
 682         use_ads_ldap = True
 683         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 684            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 685             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 686             use_ads_krb5 = False
 687         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 688             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 689             use_ads_krb5 = False
 690         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 691             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 692             use_ads_krb5 = False
 693         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 694             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 695             use_ads_krb5 = False
 696         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 697             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 698             use_ads_krb5 = False
 699         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 700             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 701             use_ads_krb5 = False
 702         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 703             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 704             use_ads_krb5 = False
 705         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 706             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 707             use_ads_krb5 = False
 708         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 709             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 710             use_ads_krb5 = False
 711         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
 712            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
 713             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
 714             use_ads_krb5 = False
 715         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 716            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 717             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 718             use_ads_krb5 = False
 719         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 720            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 721             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 722             use_ads_krb5 = False
 723         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 724            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 725             Logs.warn("no KT_FREE_FUNCTION detected")
 726             use_ads_krb5 = False
 727         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 728             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 729             use_ads_krb5 = False
 730
 731         # We don't actually use
 732         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 733         # clue that this Heimdal, which does the PAC processing we
 734         # need on the standard gss_inquire_sec_context_by_oid
 735         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 736             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 737                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 738             Logs.warn("need either gss_get_name_attribute or gsskrb5_extract_authz_data_from_sec_context and gss_inquire_sec_context_by_oid in -lgssapi for PAC support")
 739             use_ads_krb5 = False
 740
 741         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 742             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 743             use_ads_krb5 = False
 744
 745         if use_ads_krb5:
 746             conf.DEFINE('HAVE_KRB5', '1')
 747             conf.env['HAVE_KRB5'] = '1'
 748         else:
 749             conf.undefine('HAVE_KRB5_H')
 750             conf.undefine('HAVE_GSSAPI_H')
 751             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 752             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 753             use_ads = False
 754
 755         if not conf.CONFIG_SET('HAVE_LDAP'):
 756             use_ads = False
 757             use_ads_ldap = False
 758
 759     if use_ads:
 760         conf.DEFINE('WITH_ADS', '1')
 761         conf.env['HAVE_ADS'] = '1'
 762         Logs.info("Building with Active Directory support.")
 763     elif Options.options.with_ads == False:
 764         Logs.info("Building without Active Directory support (--without-ads).")
 765     else:
 766         if not use_ads_krb5:
 767             Logs.warn("Active Directory support not available: krb5 libs don't have all required features")
 768         if not use_ads_ldap:
 769             Logs.warn("Active Directory support not available: LDAP support is not available.")
 770         if Options.options.with_ads:
 771             conf.fatal("Active Directory support not found. Use --without-ads "
 772                        "for building without Active Directory support. "
 773                        "ADS support improves communication with "
 774                        "Active Directory domain controllers.")
 775         else:
 776             # this is the auto-mode case
 777             Logs.warn("Building without Active Directory support.")
 778
 779
 780     if Options.options.with_utmp:
 781         conf.env.with_utmp = True
 782         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
 783         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 784         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 785                                     define='HAVE_UT_UT_NAME')
 786         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 787                                     define='HAVE_UT_UT_USER')
 788         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 789                                     define='HAVE_UT_UT_ID')
 790         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 791                                     define='HAVE_UT_UT_HOST')
 792         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 793                                     define='HAVE_UT_UT_TIME')
 794         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 795                                     define='HAVE_UT_UT_TV')
 796         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 797                                     define='HAVE_UT_UT_TYPE')
 798         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 799                                     define='HAVE_UT_UT_PID')
 800         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 801                                     define='HAVE_UT_UT_EXIT')
 802         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 803                                     define='HAVE_UX_UT_SYSLEN')
 804         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 805                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 806                         msg="Checking whether pututline returns pointer")
 807         conf.CHECK_SIZEOF(['((struct utmp *)NULL)->ut_line'], headers='utmp.h',
 808                           define='SIZEOF_UTMP_UT_LINE')
 809         if not conf.CONFIG_SET('SIZEOF_UTMP_UT_LINE'):
 810             conf.env.with_utmp = False
 811         elif int(conf.env.SIZEOF_UTMP_UT_LINE) < 15:
 812             conf.env.with_utmp = False
 813         if conf.env.with_utmp:
 814             conf.DEFINE('WITH_UTMP', 1)
 815         else:
 816             Logs.warn("--with-utmp but utmp support not sufficient")
 817
 818     if Options.options.with_avahi:
 819         conf.env.with_avahi = True
 820         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 821         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 822         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 823         if conf.env.with_avahi:
 824             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 825     else:
 826         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 827         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 828
 829     if Options.options.with_iconv:
 830         conf.env.with_iconv = True
 831         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 832             conf.env.with_iconv = False
 833         if conf.env.with_iconv:
 834             conf.DEFINE('HAVE_ICONV', 1)
 835
 836     if Options.options.with_pam:
 837         use_pam=True
 838         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 839         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 840             Logs.warn("--with-pam=yes but pam_appl.h not found")
 841             use_pam=False
 842         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 843         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 844         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 845             Logs.warn("--with-pam=yes but pam_modules.h not found")
 846             use_pam=False
 847         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 848         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 849         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 850         conf.CHECK_CODE('''
 851 #if defined(HAVE_SECURITY_PAM_APPL_H)
 852 #include <security/pam_appl.h>
 853 #elif defined(HAVE_PAM_PAM_APPL_H)
 854 #include <pam/pam_appl.h>
 855 #endif
 856 pam_set_item(0, PAM_RHOST, 0);
 857 ''',
 858             'HAVE_PAM_RHOST',
 859             lib='pam',
 860             msg="Checking whether PAM_RHOST is available");
 861         conf.CHECK_CODE('''
 862 #if defined(HAVE_SECURITY_PAM_APPL_H)
 863 #include <security/pam_appl.h>
 864 #elif defined(HAVE_PAM_PAM_APPL_H)
 865 #include <pam/pam_appl.h>
 866 #endif
 867 pam_set_item(0, PAM_TTY, 0);
 868 ''',
 869             'HAVE_PAM_TTY',
 870             lib='pam',
 871             msg="Checking whether PAM_TTY is available");
 872         conf.CHECK_CODE('''
 873 #if (!defined(LINUX))
 874
 875 #define PAM_EXTERN extern
 876 #if defined(HAVE_SECURITY_PAM_APPL_H)
 877 #include <security/pam_appl.h>
 878 #elif defined(HAVE_PAM_PAM_APPL_H)
 879 #include <pam/pam_appl.h>
 880 #endif
 881
 882 #endif
 883
 884 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 885 #include <security/pam_modules.h>
 886 #elif defined(HAVE_PAM_PAM_MODULES_H)
 887 #include <pam/pam_modules.h>
 888 #endif
 889
 890 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 891 #include <security/_pam_macros.h>
 892 #elif defined(HAVE_PAM__PAM_MACROS_H)
 893 #include <pam/_pam_macros.h>
 894 #endif
 895
 896 #ifdef HAVE_SECURITY_PAM_EXT_H
 897 #include <security/pam_ext.h>
 898 #endif
 899
 900 int i; i = PAM_RADIO_TYPE;
 901 ''',
 902             'HAVE_PAM_RADIO_TYPE',
 903             lib='pam',
 904             msg="Checking whether PAM_RADIO_TYPE is available");
 905         if use_pam:
 906             conf.DEFINE('WITH_PAM', 1)
 907             conf.DEFINE('WITH_PAM_MODULES', 1)
 908
 909     if Options.options.with_pam_smbpass:
 910         conf.env.with_pam_smbpass = True
 911
 912     seteuid = False
 913
 914 #
 915 # Ensure we select the correct set of system calls on Linux.
 916 #
 917     if (host_os.rfind('linux') > -1):
 918         conf.CHECK_CODE('''
 919 #if defined(HAVE_UNISTD_H)
 920 #include <unistd.h>
 921 #endif
 922 #include <stdlib.h>
 923 #include <stdio.h>
 924 #include <sys/types.h>
 925 #include <errno.h>
 926
 927 #ifdef HAVE_SYS_PRIV_H
 928 #include <sys/priv.h>
 929 #endif
 930 #ifdef HAVE_SYS_ID_H
 931 #include <sys/id.h>
 932 #endif
 933
 934 #if defined(HAVE_SYSCALL_H)
 935 #include <syscall.h>
 936 #endif
 937
 938 #if defined(HAVE_SYS_SYSCALL_H)
 939 #include <sys/syscall.h>
 940 #endif
 941
 942 syscall(SYS_setresuid32, -1, -1, -1);
 943 syscall(SYS_setresgid32, -1, -1, -1);
 944 syscall(SYS_setreuid32, -1, -1);
 945 syscall(SYS_setregid32, -1, -1);
 946 syscall(SYS_setuid32, -1);
 947 syscall(SYS_setgid32, -1);
 948 syscall(SYS_setgroups32, 0, NULL);
 949 ''',
 950             'USE_LINUX_32BIT_SYSCALLS',
 951             msg="Checking whether Linux should use 32-bit credential calls");
 952
 953         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
 954             seteuid = conf.CHECK_CODE('''
 955                                 #define AUTOCONF_TEST 1
 956                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 957                                 #define USE_LINUX_32BIT_SYSCALLS 1
 958                                 #include "../lib/util/setid.c"
 959                                 #include "./lib/util_sec.c"
 960                                 ''',
 961                                 'USE_LINUX_THREAD_CREDENTIALS',
 962                                 addmain=False,
 963                                 execute=True,
 964                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
 965         else:
 966             seteuid = conf.CHECK_CODE('''
 967                                 #define AUTOCONF_TEST 1
 968                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 969                                 #include "../lib/util/setid.c"
 970                                 #include "./lib/util_sec.c"
 971                                 ''',
 972                                 'USE_LINUX_THREAD_CREDENTIALS',
 973                                 addmain=False,
 974                                 execute=True,
 975                                 msg="Checking whether we can use Linux thread-specific credentials")
 976     if not seteuid:
 977         seteuid = conf.CHECK_CODE('''
 978                                 #define AUTOCONF_TEST 1
 979                                 #define USE_SETREUID 1
 980                                 #include "../lib/util/setid.c"
 981                                 #include "./lib/util_sec.c"
 982                                 ''',
 983                                 'USE_SETREUID',
 984                                 addmain=False,
 985                                 execute=True,
 986                                 msg="Checking whether setreuid is available")
 987     if not seteuid:
 988         seteuid = conf.CHECK_CODE('''
 989                                 #define AUTOCONF_TEST 1
 990                                 #define USE_SETRESUID 1
 991                                 #include "../lib/util/setid.c"
 992                                 #include "./lib/util_sec.c"
 993                                 ''',
 994                                 'USE_SETRESUID',
 995                                 addmain=False,
 996                                 execute=True,
 997                                 msg="Checking whether setresuid is available")
 998     if not seteuid:
 999         seteuid = conf.CHECK_CODE('''
1000                                 #define AUTOCONF_TEST 1
1001                                 #define USE_SETEUID 1
1002                                 #include "../lib/util/setid.c"
1003                                 #include "./lib/util_sec.c"
1004                                 ''',
1005                                 'USE_SETEUID',
1006                                 addmain=False,
1007                                 execute=True,
1008                                 msg="Checking whether seteuid is available")
1009     if not seteuid:
1010         seteuid = conf.CHECK_CODE('''
1011                                 #define AUTOCONF_TEST 1
1012                                 #define USE_SETUIDX 1
1013                                 #include "../lib/util/setid.c"
1014                                 #include "./lib/util_sec.c"
1015                                 ''',
1016                                 'USE_SETUIDX',
1017                                 addmain=False,
1018                                 execute=True,
1019                                 mandatory=True,
1020                                 msg="Checking whether setuidx is available")
1021     if Options.options.with_dnsupdate:
1022         if not conf.CONFIG_SET('HAVE_KRB5'):
1023             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
1024         else:
1025             conf.DEFINE('WITH_DNS_UPDATES', 1)
1026     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
1027     if Options.options.developer:
1028         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
1029             conf.DEFINE('VALGRIND', '1')
1030
1031     if conf.CHECK_CODE('''
1032 #include <bits/sockaddr.h>
1033 #include <linux/netlink.h>
1034 ''',
1035                 'HAVE_LINUX_NETLINK_H',
1036                 msg="Checking whether Linux netlink is available"):
1037
1038         conf.CHECK_CODE('''
1039 #include <bits/sockaddr.h>
1040 #include <linux/netlink.h>
1041 #include <linux/rtnetlink.h>
1042 ''',
1043                 'HAVE_LINUX_RTNETLINK_H',
1044                 msg='Checking whether Linux rtnetlink is available')
1045
1046     conf.CHECK_CODE('''
1047 #include "../tests/fcntl_lock.c"
1048 ''',
1049                 'HAVE_FCNTL_LOCK',
1050                 addmain=False,
1051                 execute=True,
1052                 msg='Checking whether fcntl locking is available')
1053
1054 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
1055     if not conf.CHECK_CODE('''
1056 #define _XOPEN_SOURCE 600
1057 #include <stdlib.h>
1058 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
1059 #error probably broken posix_fallocate
1060 #endif
1061 ''',
1062                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
1063                            msg='Checking for broken posix_fallocate'):
1064         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
1065
1066
1067     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1068                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1069     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1070                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1071     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1072                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1073     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1074                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1075     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1076                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1077     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1078        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1079        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1080        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1081        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1082         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1083
1084     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1085     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1086                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1087     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1088                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1089     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1090                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1091
1092     conf.CHECK_CODE('''
1093 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1094 ''',
1095                 'HAVE_POSIX_FADVISE',
1096                 msg='Checking whether posix_fadvise is available',
1097                 headers='unistd.h fcntl.h')
1098
1099     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1100         conf.CHECK_CODE('''
1101                         #include <unistd.h>
1102                         return sysconf(%s) == -1 ? 1 : 0;
1103                         ''' % v,
1104                         'SYSCONF%s' % v,
1105                         msg='Checking whether sysconf(%s) is available' % v)
1106
1107     conf.CHECK_CODE('''
1108 #include <sys/syscall.h>
1109 #include <unistd.h>
1110 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1111                     ''',
1112                     'HAVE_DARWIN_INITGROUPS',
1113                     msg='Checking whether to use the Darwin-specific initgroups system call')
1114
1115     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1116                     'HAVE_UTIMBUF',
1117                     headers='sys/types.h utime.h',
1118                     msg='Checking whether struct utimbuf is available')
1119
1120     if conf.CHECK_CODE('''struct sigevent s;''',
1121                     'HAVE_STRUCT_SIGEVENT',
1122                     headers='sys/types.h stdlib.h stddef.h signal.h',
1123                     msg='Checking whether we have the struct sigevent'):
1124         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1125                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1126                                     headers='signal.h');
1127         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1128                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1129                                     headers='signal.h');
1130
1131     if os.path.exists('/proc/sys/kernel/core_pattern'):
1132         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
1133
1134     if conf.CHECK_CODE('''
1135 #include <time.h>
1136 main() {
1137         struct tm *tm;
1138         if (sizeof(time_t) == 8) {
1139                 time_t max_time = 0x7fffffffffffffffll;
1140                 tm = gmtime(&max_time);
1141                 /* This should fail with 32-bit tm_year. */
1142                 if (tm == NULL) {
1143                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1144                         max_time = 67768036191676799ll;
1145                         tm = gmtime(&max_time);
1146                         if (tm) {
1147                                 exit(0);
1148                         }
1149                 }
1150         }
1151         exit(1);
1152 }''',
1153         '__TIME_T_MAX',
1154         addmain=False,
1155         execute=True,
1156         msg="Checking for the maximum value of the 'time_t' type"):
1157             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1158
1159     conf.CHECK_CODE('''
1160 #if defined(HAVE_UNISTD_H)
1161 #include <unistd.h>
1162 #endif
1163 #include <sys/types.h>
1164 main() { dev_t dev = makedev(1,2); return 0; }
1165 ''',
1166         'HAVE_MAKEDEV',
1167         addmain=False,
1168         msg='Checking whether the macro for makedev is available')
1169
1170     conf.CHECK_CODE('''
1171 #include <stdio.h>
1172 #include <limits.h>
1173 #include <signal.h>
1174
1175 void exit_on_core(int ignored) {
1176         exit(1);
1177 }
1178
1179 main() {
1180         char *newpath;
1181         signal(SIGSEGV, exit_on_core);
1182         newpath = realpath("/tmp", NULL);
1183         exit((newpath != NULL) ? 0 : 1);
1184 }
1185 ''',
1186         'REALPATH_TAKES_NULL',
1187         addmain=False,
1188         execute=True,
1189         msg='Checking whether the realpath function allows a NULL argument')
1190
1191     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1192                     'HAVE_FTRUNCATE_EXTEND',
1193                     msg='Checking for ftruncate extend',
1194                     addmain=False,
1195                     execute=True)
1196
1197     if Options.options.with_sendfile_support:
1198         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):
1199             conf.CHECK_CODE('''
1200                             int tofd, fromfd;
1201                             off_t offset;
1202                             size_t total;
1203                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1204                             ''',
1205                             '_HAVE_SENDFILE',
1206                             headers='sys/sendfile.h',
1207                             msg='Checking for linux sendfile support')
1208
1209             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1210                 conf.DEFINE('HAVE_SENDFILE', '1')
1211                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1212                 conf.DEFINE('WITH_SENDFILE', '1')
1213         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1214             conf.CHECK_CODE('''
1215                             #include <sys/types.h>
1216                             #include <unistd.h>
1217                             #include <sys/socket.h>
1218                             #include <sys/uio.h>
1219                             int fromfd, tofd, ret, total=0;
1220                             off_t offset, nwritten;
1221                             struct sf_hdtr hdr;
1222                             struct iovec hdtrl;
1223                             hdr.headers = &hdtrl;
1224                             hdr.hdr_cnt = 1;
1225                             hdr.trailers = NULL;
1226                             hdr.trl_cnt = 0;
1227                             hdtrl.iov_base = NULL;
1228                             hdtrl.iov_len = 0;
1229                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1230                             ''',
1231                             '_HAVE_SENDFILE',
1232                             msg='Checking for freebsd sendfile support')
1233             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1234                 conf.DEFINE('HAVE_SENDFILE', '1')
1235                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1236                 conf.DEFINE('WITH_SENDFILE', '1')
1237         elif (host_os.rfind('darwin') > -1):
1238             conf.CHECK_CODE('''
1239                             #include <sys/types.h>
1240                             #include <sys/socket.h>
1241                             #include <sys/uio.h>
1242                             int fromfd, tofd, ret;
1243                             off_t offset, nwritten;
1244                             struct sf_hdtr hdr;
1245                             struct iovec hdtrl;
1246                             hdr.headers = &hdtrl;
1247                             hdr.hdr_cnt = 1;
1248                             hdr.trailers = (void *)0;
1249                             hdr.trl_cnt = 0;
1250                             hdtrl.iov_base = (void *)0;
1251                             hdtrl.iov_len = 0;
1252                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1253                             ''',
1254                             '_HAVE_SENDFILE',
1255                             msg='Checking for darwin sendfile support')
1256             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1257                 conf.DEFINE('HAVE_SENDFILE', '1')
1258                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1259                 conf.DEFINE('WITH_SENDFILE', '1')
1260         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1261             conf.CHECK_CODE('''
1262                             #include <sys/socket.h>
1263                             #include <sys/uio.h>
1264                             int fromfd, tofd;
1265                             size_t total=0;
1266                             struct iovec hdtrl[2];
1267                             ssize_t nwritten;
1268                             off_t offset;
1269                             hdtrl[0].iov_base = 0;
1270                             hdtrl[0].iov_len = 0;
1271                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1272                             ''',
1273                             '_HAVE_SENDFILE',
1274                             msg='Checking for osf/hpux sendfile support')
1275             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1276                 conf.DEFINE('HAVE_SENDFILE', '1')
1277                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1278                 conf.DEFINE('WITH_SENDFILE', '1')
1279         elif (host_os.rfind('solaris') > -1):
1280             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1281             conf.CHECK_CODE('''
1282                             #include <sys/sendfile.h>,
1283                             int sfvcnt;
1284                             size_t xferred;
1285                             struct sendfilevec vec[2];
1286                             ssize_t nwritten;
1287                             int tofd;
1288                             sfvcnt = 2;
1289                             vec[0].sfv_fd = SFV_FD_SELF;
1290                             vec[0].sfv_flag = 0;
1291                             vec[0].sfv_off = 0;
1292                             vec[0].sfv_len = 0;
1293                             vec[1].sfv_fd = 0;
1294                             vec[1].sfv_flag = 0;
1295                             vec[1].sfv_off = 0;
1296                             vec[1].sfv_len = 0;
1297                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1298                             ''',
1299                             '_HAVE_SENDFILEV',
1300                             msg='Checking for solaris sendfilev support')
1301             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1302                 conf.DEFINE('HAVE_SENDFILEV', '1')
1303                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1304                 conf.DEFINE('WITH_SENDFILE', '1')
1305         elif (host_os.rfind('aix') > -1):
1306             conf.CHECK_CODE('''
1307                             #include <sys/socket.h>
1308                             int fromfd, tofd;
1309                             size_t total=0;
1310                             struct sf_parms hdtrl;
1311                             ssize_t nwritten;
1312                             hdtrl.header_data = 0;
1313                             hdtrl.header_length = 0;
1314                             hdtrl.file_descriptor = fromfd;
1315                             hdtrl.file_offset = 0;
1316                             hdtrl.file_bytes = 0;
1317                             hdtrl.trailer_data = 0;
1318                             hdtrl.trailer_length = 0;
1319                             nwritten = send_file(&tofd, &hdtrl, 0);
1320                             ''',
1321                             '_HAVE_SENDFILE',
1322                             msg='Checking for AIX send_file support')
1323             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1324                 conf.DEFINE('HAVE_SENDFILE', '1')
1325                 conf.DEFINE('AIX_SENDFILE_API', '1')
1326                 conf.DEFINE('WITH_SENDFILE', '1')
1327
1328     # Check for getcwd allowing a NULL arg.
1329     conf.CHECK_CODE('''
1330 #include <unistd.h>
1331 main() {
1332         char *s = getcwd(NULL,0);
1333         exit(s != NULL ?  0 : 1);
1334 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1335         msg="getcwd takes a NULL argument")
1336
1337
1338     # UnixWare 7.x has its getspnam in -lgen
1339     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1340     conf.CHECK_FUNCS_IN('getspnam', 'security')
1341     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1342
1343     if Options.options.with_quotas:
1344         # For quotas on Veritas VxFS filesystems
1345         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1346         # For sys/quota.h and linux/quota.h
1347         conf.CHECK_HEADERS('sys/quota.h')
1348         # For quotas on BSD systems
1349         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1350         # For quotas on Linux XFS filesystems
1351         if conf.CHECK_HEADERS('xfs/xqm.h'):
1352             conf.DEFINE('HAVE_XFS_QUOTAS', '1')
1353         else:
1354             # For Irix XFS
1355             conf.CHECK_CODE('''
1356                 #include "confdefs.h"
1357                 #ifdef HAVE_SYS_TYPES_H
1358                 #include <sys/types.h>
1359                 #endif
1360                 #ifdef HAVE_ASM_TYPES_H
1361                 #include <asm/types.h>
1362                 #endif
1363                 #include <sys/quota.h>
1364                 int i = Q_XGETQUOTA;''',
1365                 define='HAVE_XFS_QUOTAS',
1366                 msg='for XFS QUOTA in <sys/quota.h>',
1367                 execute=False,
1368                 local_include=False)
1369
1370         # For IRIX like dqb_isoftlimit instead of dqb_fsoftlimit in struc dqblk
1371         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_fsoftlimit', define='HAVE_DQB_FSOFTLIMIT',
1372                                 headers='sys/quota.h')
1373         #darwin style quota bytecount
1374         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_curbytes', define='HAVE_STRUCT_DQBLK_DQB_CURBYTES',
1375                                 headers='sys/quota.h')
1376         if conf.CHECK_HEADERS('rpcsvc/rquota.h'):
1377             conf.DEFINE('HAVE_NFS_QUOTAS', '1')
1378             conf.CHECK_STRUCTURE_MEMBER('struct getquota_rslt', 'getquota_rslt_u',
1379                                         define='HAVE_GETQUOTA_RSLT_GETQUOTA_RSLT_U',
1380                                         headers='rpcsvc/rquota.h')
1381
1382         if (host_os.rfind('linux') > -1):
1383             conf.DEFINE('HAVE_QUOTACTL_LINUX', '1')
1384         elif not conf.CONFIG_SET("HAVE_XFS_QUOTAS"):
1385             if not conf.CHECK_CODE('''
1386                 #define HAVE_QUOTACTL_4A 1
1387                 #define AUTOCONF_TEST 1
1388                 #include "../tests/sysquotas.c"
1389                 ''',
1390                                    cflags=conf.env['WERROR_CFLAGS'],
1391                                    define='HAVE_QUOTACTL_4A',
1392                                    msg='for QUOTACTL_4A: long quotactl(int cmd, char *special, qid_t id, caddr_t addr)',
1393                                    execute=True,
1394                                    addmain=False):
1395
1396                 conf.CHECK_CODE('''
1397                 #define HAVE_QUOTACTL_4B 1
1398                 #define AUTOCONF_TEST 1
1399                 #include "../tests/sysquotas.c"
1400                 ''',
1401                                 cflags=conf.env['WERROR_CFLAGS'],
1402                                 define='HAVE_QUOTACTL_4B',
1403                                 msg='for QUOTACTL_4B:  int quotactl(const char *path, int cmd, int id, char *addr)',
1404                                 execute=True,
1405                                 addmain=False)
1406
1407         conf.CHECK_CODE('''
1408                      clnt_create("", RQUOTAPROG, RQUOTAVERS, "udp");
1409 ''',
1410                         headers="rpc/rpc.h rpc/types.h rpcsvc/rquota.h rpc/nettype.h rpc/xdr.h",
1411                         define='HAVE_NFS_QUOTAS',
1412                         msg='for NFS QUOTAS',
1413                         execute=True,
1414                         local_include=False)
1415
1416         if conf.CONFIG_SET('HAVE_QUOTACTL_LINUX') or \
1417            conf.CONFIG_SET('HAVE_QUOTACTL_4A') or \
1418            conf.CONFIG_SET('HAVE_QUOTACTL_4B') or \
1419            conf.CONFIG_SET('HAVE_XFS_QUOTAS'):
1420             conf.DEFINE('HAVE_SYS_QUOTAS', '1')
1421             conf.DEFINE('WITH_QUOTAS', '1')
1422
1423     #
1424     # checking for clustering extensions (CTDB)
1425     #
1426     if Options.options.with_cluster_support == False:
1427         # configure is called with --without-cluster-support,
1428         # so don't check for and build w/o ctdb support.
1429         have_cluster_support = False
1430
1431     else:
1432
1433         if Options.options.ctdb_dir:
1434             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1435
1436         srcdir = os.path.realpath(conf.srcdir)
1437         if 'EXTRA_INCLUDES' in conf.env:
1438             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1439         else:
1440             includes = ''
1441
1442         if not conf.env.USING_SYSTEM_TDB:
1443             includes = includes + ' ' + srcdir + '/lib/tdb/include'
1444
1445         if not conf.env.USING_SYSTEM_TALLOC:
1446             includes = includes + ' ' + srcdir + '/lib/talloc'
1447
1448         have_cluster_support = True
1449         ctdb_broken = ""
1450
1451         conf.CHECK_CODE('''
1452             #define NO_CONFIG_H
1453             #include "replace.h"
1454             #include "system/wait.h"
1455             #include "system/network.h"
1456             #define private #error __USED_RESERVED_WORD_private__
1457             #include <talloc.h>
1458             #include <tdb.h>
1459             #include <ctdb.h>
1460
1461             int main(void)
1462             {
1463                 return 0;
1464             }
1465             ''',
1466             'HAVE_CTDB_H',
1467             addmain=False,
1468             includes=includes,
1469             msg='Checking for header ctdb.h')
1470
1471         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1472             have_cluster_support = False
1473             ctdb_broken = "ctdb.h is required for cluster support"
1474
1475         if have_cluster_support:
1476             conf.CHECK_CODE('''
1477                 #define NO_CONFIG_H
1478                 #include "replace.h"
1479                 #include "system/wait.h"
1480                 #include "system/network.h"
1481                 #define private #error __USED_RESERVED_WORD_private__
1482                 #include <talloc.h>
1483                 #include <tdb.h>
1484                 #include <ctdb.h>
1485                 #include <ctdb_private.h>
1486
1487                 int main(void)
1488                 {
1489                     return 0;
1490                 }
1491                 ''',
1492                 'HAVE_CTDB_PRIVATE_H',
1493                 addmain=False,
1494                 includes=includes,
1495                 msg='Checking for header ctdb_private.h')
1496
1497             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1498                 have_cluster_support = False
1499                 ctdb_broken = "ctdb_private.h is required for cluster support"
1500
1501         if have_cluster_support:
1502             conf.CHECK_CODE('''
1503                 #define NO_CONFIG_H
1504                 #include "replace.h"
1505                 #include "system/wait.h"
1506                 #include "system/network.h"
1507                 #define private #error __USED_RESERVED_WORD_private__
1508                 #include <talloc.h>
1509                 #include <tdb.h>
1510                 #include <ctdb.h>
1511                 #include <ctdb_protocol.h>
1512
1513                 int main(void)
1514                 {
1515                     return 0;
1516                 }
1517                 ''',
1518                 'HAVE_CTDB_PROTOCOL_H',
1519                 addmain=False,
1520                 includes=includes,
1521                 msg='Checking for header ctdb_protocol.h')
1522
1523         if have_cluster_support:
1524             conf.CHECK_CODE('''
1525                 #define NO_CONFIG_H
1526                 #include "replace.h"
1527                 #include "system/wait.h"
1528                 #include "system/network.h"
1529                 #include <talloc.h>
1530                 #include <tdb.h>
1531                 #include <ctdb.h>
1532                 #include <ctdb_private.h>
1533
1534                 int main(void)
1535                 {
1536                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1537                    return 0;
1538                 }
1539                 ''',
1540                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1541                 addmain=False,
1542                 includes=includes,
1543                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1544
1545             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1546                 have_cluster_support = False
1547                 ctdb_broken = "ctdb transaction support missing or too old"
1548
1549         if have_cluster_support:
1550             conf.CHECK_CODE('''
1551                 #define NO_CONFIG_H
1552                 #include "replace.h"
1553                 #include "system/wait.h"
1554                 #include "system/network.h"
1555                 #include <talloc.h>
1556                 #include <tdb.h>
1557                 #include <ctdb.h>
1558                 #include <ctdb_private.h>
1559
1560                 int main(void)
1561                 {
1562                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1563                     return 0;
1564                 }
1565                 ''',
1566                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1567                 addmain=False,
1568                 includes=includes,
1569                 msg='Checking for SCHEDULE_FOR_DELETION control')
1570
1571             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1572                 if not Options.options.enable_old_ctdb:
1573                     have_cluster_support = False
1574                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1575                 else:
1576                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1577
1578         if have_cluster_support:
1579             conf.CHECK_CODE('''
1580                #define NO_CONFIG_H
1581                #include "replace.h"
1582                #include "system/wait.h"
1583                #include "system/network.h"
1584                #include <talloc.h>
1585                #include <tdb.h>
1586                #include <ctdb.h>
1587
1588                int main(void)
1589                {
1590                    int i = (int)CTDB_WANT_READONLY;
1591                    return 0;
1592                }
1593                ''',
1594                'HAVE_CTDB_WANT_READONLY_DECL',
1595                addmain=False,
1596                includes=includes,
1597                msg='Checking for CTDB readonly records support')
1598
1599             if not conf.CONFIG_SET('HAVE_CTDB_WANT_READONLY_DECL'):
1600                 if not Options.options.enable_old_ctdb:
1601                     have_cluster_support = False
1602                     ctdb_broken = "support for CTDB readonly records missing"
1603                 else:
1604                     Logs.warn("ignoring missing READONLY support (--enable-old-ctdb)")
1605
1606         if have_cluster_support:
1607             conf.CHECK_CODE('''
1608                 #define NO_CONFIG_H
1609                 #include "replace.h"
1610                 #include "system/wait.h"
1611                 #include "system/network.h"
1612                 #include <talloc.h>
1613                 #include <tdb.h>
1614                 #include <ctdb.h>
1615                 #include <ctdb_private.h>
1616
1617                 int main(void)
1618                 {
1619                     struct ctdb_control_tcp _x;
1620                     return 0;
1621                 }
1622                 ''',
1623                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1624                 addmain=False,
1625                 includes=includes,
1626                 msg='Checking for ctdb ipv4 support')
1627
1628             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1629                 have_cluster_support = False
1630                 ctdb_broken = "missing struct ctdb_control_tcp"
1631
1632         if have_cluster_support:
1633             conf.CHECK_CODE('''
1634                 #define NO_CONFIG_H
1635                 #include "replace.h"
1636                 #include "system/wait.h"
1637                 #include "system/network.h"
1638                 #include <talloc.h>
1639                 #include <tdb.h>
1640                 #include <ctdb.h>
1641                 #include <ctdb_private.h>
1642
1643                 int main(void)
1644                 {
1645                     struct ctdb_control_tcp_addr _x;
1646                     return 0;
1647                 }
1648                 ''',
1649                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1650                 addmain=False,
1651                 includes=includes,
1652                 msg='Checking for ctdb ipv6 support')
1653
1654         if have_cluster_support:
1655             conf.CHECK_CODE('''
1656                 #define NO_CONFIG_H
1657                 #include "replace.h"
1658                 #include "system/wait.h"
1659                 #include "system/network.h"
1660                 #include <talloc.h>
1661                 #include <tdb.h>
1662                 #include <ctdb.h>
1663                 #include <ctdb_private.h>
1664
1665                 int main(void)
1666                 {
1667                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1668                     return 0;
1669                 }
1670                 ''',
1671                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1672                 addmain=False,
1673                 includes=includes,
1674                 msg='Checking for CHECK_SRVIDS control')
1675
1676             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1677                 if not Options.options.enable_old_ctdb:
1678                     have_cluster_support = False
1679                     ctdb_broken = "CHECK_SRVIDS control missing"
1680                 else:
1681                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1682
1683     if have_cluster_support:
1684         Logs.info("building with cluster support")
1685         conf.DEFINE('CLUSTER_SUPPORT', 1);
1686     else:
1687         if Options.options.with_cluster_support == False:
1688             Logs.info("building without cluster support (--without-cluster-support)")
1689         elif Options.options.with_cluster_support == True:
1690             Logs.error("Cluster support not available: " + ctdb_broken)
1691             conf.fatal("Cluster support not found, but --with-cluster-support was specified")
1692         else:
1693             Logs.info("building without cluster support: " + ctdb_broken)
1694         conf.undefine('CLUSTER_SUPPORT')
1695
1696
1697     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1698                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1699                     addmain=False,
1700                     link=False,
1701                     msg='Checking whether we can compile with __attribute__((destructor))')
1702
1703     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1704                     'SEEKDIR_RETURNS_VOID',
1705                     headers='sys/types.h dirent.h',
1706                     msg='Checking whether seekdir returns void')
1707
1708     if Options.options.with_profiling_data:
1709         conf.DEFINE('WITH_PROFILE', 1);
1710
1711     PTHREAD_CFLAGS='error'
1712     PTHREAD_LDFLAGS='error'
1713
1714     if PTHREAD_LDFLAGS == 'error':
1715         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1716             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1717             PTHREAD_LDFLAGS='-lpthread'
1718     if PTHREAD_LDFLAGS == 'error':
1719         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1720             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1721             PTHREAD_LDFLAGS='-lpthreads'
1722     if PTHREAD_LDFLAGS == 'error':
1723         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1724             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1725             PTHREAD_LDFLAGS='-pthread'
1726     if PTHREAD_LDFLAGS == 'error':
1727         if conf.CHECK_FUNCS('pthread_attr_init'):
1728             PTHREAD_CFLAGS='-D_REENTRANT'
1729             PTHREAD_LDFLAGS='-lpthread'
1730     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1731     # pthread_attr_init. On pthread_mutex_lock it works there...
1732     if PTHREAD_LDFLAGS == 'error':
1733         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1734             PTHREAD_CFLAGS='-D_REENTRANT'
1735             PTHREAD_LDFLAGS='-lpthread'
1736
1737     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1738         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1739         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1740         conf.CHECK_HEADERS('pthread.h')
1741         conf.DEFINE('HAVE_PTHREAD', '1')
1742
1743     if Options.options.with_pthreadpool:
1744         if conf.CONFIG_SET('HAVE_PTHREAD'):
1745             conf.DEFINE('WITH_PTHREADPOOL', '1')
1746         else:
1747             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1748             conf.undefine('WITH_PTHREADPOOL')
1749
1750     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1751         conf.DEFINE('HAVE_GPFS', '1')
1752
1753     if (conf.CHECK_HEADERS('linux/ioctl.h sys/ioctl.h linux/fs.h') and
1754         conf.CHECK_DECLS('FS_IOC_GETFLAGS FS_COMPR_FL', headers='linux/fs.h')):
1755             conf.DEFINE('HAVE_LINUX_IOCTL', '1')
1756
1757     conf.env['CCFLAGS_CEPHFS'] = "-D_FILE_OFFSET_BITS=64"
1758     if Options.options.libcephfs_dir:
1759         conf.env['CPPPATH_CEPHFS'] = Options.options.libcephfs_dir + '/include'
1760         conf.env['LIBPATH_CEPHFS'] = Options.options.libcephfs_dir + '/lib'
1761
1762     if conf.CHECK_HEADERS('cephfs/libcephfs.h', False, False, 'cephfs') and conf.CHECK_LIB('cephfs'):
1763         conf.DEFINE('HAVE_CEPH', '1')
1764
1765     if Options.options.with_glusterfs:
1766         conf.check_cfg(package='glusterfs-api', args='"glusterfs-api >= 4" --cflags --libs',
1767                        msg='Checking for glusterfs-api >= 4', uselib_store="GFAPI")
1768         conf.CHECK_HEADERS('api/glfs.h', lib='gfapi')
1769         conf.CHECK_LIB('gfapi', shlib=True)
1770
1771         if conf.CONFIG_SET('HAVE_API_GLFS_H'):
1772             conf.DEFINE('HAVE_GLUSTERFS', '1')
1773         else:
1774             conf.SET_TARGET_TYPE('gfapi', 'EMPTY')
1775             conf.undefine('HAVE_GLUSTERFS')
1776     else:
1777         conf.SET_TARGET_TYPE('gfapi', 'EMPTY')
1778         conf.undefine('HAVE_GLUSTERFS')
1779
1780     conf.env.build_regedit = False
1781     if not Options.options.with_regedit == False:
1782         conf.PROCESS_SEPARATE_RULE('system_ncurses')
1783         if conf.CONFIG_SET('HAVE_NCURSES'):
1784             conf.env.build_regedit = True
1785
1786     if conf.env.build_regedit:
1787         Logs.info("building regedit")
1788     else:
1789         if Options.options.with_regedit == False:
1790             Logs.info("not building regedit (--without-regedit)")
1791         elif Options.options.with_regedit == True:
1792             Logs.error("ncurses not available, cannot build regedit")
1793             conf.fatal("ncurses not available, but --with-regedit was specified")
1794         else:
1795             Logs.info("ncurses not available, not building regedit")
1796
1797
1798     default_static_modules.extend(TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1799                                       auth_sam auth_unix auth_winbind auth_wbc
1800                                       auth_domain auth_builtin vfs_default
1801                                       nss_info_template idmap_tdb idmap_passdb
1802                                       idmap_nss'''))
1803
1804     default_shared_modules.extend(TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1805                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1806                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1807                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1808                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1809                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1810                                       vfs_media_harmony
1811                                       vfs_commit
1812                                       vfs_worm
1813                                       vfs_crossrename vfs_linux_xfs_sgid
1814                                       vfs_time_audit idmap_autorid idmap_tdb2
1815                                       idmap_rid idmap_hash idmap_rfc2307'''))
1816
1817     if Options.options.developer:
1818         default_static_modules.extend(TO_LIST('charset_weird'))
1819         default_shared_modules.extend(TO_LIST('perfcount_test'))
1820         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1821         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1822
1823     if Options.options.enable_selftest or Options.options.developer:
1824         default_shared_modules.extend(TO_LIST('vfs_fake_acls vfs_nfs4acl_xattr'))
1825
1826
1827     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1828         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1829
1830     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1831         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1832
1833     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1834         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1835
1836     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1837         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1838
1839     if (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1840         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1841
1842     if Options.options.with_pthreadpool:
1843         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1844
1845     if conf.CONFIG_SET('HAVE_AIO'):
1846         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1847
1848     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1849         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1850
1851     if conf.CONFIG_SET('HAVE_LDAP'):
1852         default_static_modules.extend(TO_LIST('pdb_ldapsam idmap_ldap'))
1853
1854     if conf.CONFIG_SET('DARWINOS'):
1855         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1856
1857     if conf.CONFIG_SET('HAVE_GPFS'):
1858         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1859
1860     if conf.CONFIG_SET('HAVE_LINUX_IOCTL'):
1861         default_shared_modules.extend(TO_LIST('vfs_btrfs'))
1862
1863     if conf.CONFIG_SET('SAMBA_FAM_LIBS'):
1864         default_shared_modules.extend(TO_LIST('vfs_notify_fam'))
1865
1866     if conf.CONFIG_SET("HAVE_CEPH"):
1867         default_shared_modules.extend(TO_LIST('vfs_ceph'))
1868
1869     if conf.CONFIG_SET('HAVE_GLUSTERFS'):
1870         default_shared_modules.extend(TO_LIST('vfs_glusterfs'))
1871
1872     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1873     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1874
1875     def replace_list_item(lst, item, value):
1876         try:
1877             idx = lst.index(item)
1878             lst[idx] = value
1879         except:
1880             pass
1881     # PDB module file name should have the same name as module registers itself
1882     # In Autoconf build we export LDAP passdb module as ldapsam but WAF build
1883     # was always exporting pdb_ldap. In order to support existing packages
1884     # allow referring to pdb_ldapsam as pdb_ldap but use proper name internally.
1885     replace_list_item(explicit_shared_modules, 'pdb_ldap', 'pdb_ldapsam')
1886     replace_list_item(explicit_static_modules, 'pdb_ldap', 'pdb_ldapsam')
1887
1888     final_static_modules = default_static_modules
1889     final_shared_modules = default_shared_modules
1890
1891     for m in explicit_static_modules:
1892         if m in final_shared_modules:
1893             final_shared_modules.remove(m)
1894         final_static_modules.append(m)
1895     for m in explicit_shared_modules:
1896         if m in final_static_modules:
1897             final_static_modules.remove(m)
1898         final_shared_modules.append(m)
1899
1900     if ("auth_domain" not in final_static_modules) or \
1901             ("auth_builtin" not in final_static_modules) or \
1902             ("auth_sam" not in final_static_modules) or \
1903             ("auth_winbind" not in final_static_modules):
1904         raise Utils.WafError('These auth modules MUST be configured as static modules: auth_domain, auth_builtin, auth_sam, auth_winbind')
1905
1906     conf.env['static_modules'] = final_static_modules
1907     conf.env['shared_modules'] = final_shared_modules
1908
1909     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1910
1911     static_list = {}
1912     shared_list = {}
1913
1914     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1915     conf.env['MODULE_PREFIXES'] = prefixes
1916     for p in prefixes:
1917         for m in final_static_modules:
1918             if m.find(p) == 0:
1919                 if not p in static_list:
1920                     static_list[p] = []
1921                 static_list[p].append(m)
1922         for m in final_shared_modules:
1923             if m.find(p) == 0:
1924                 if not p in shared_list:
1925                     shared_list[p] = []
1926                 shared_list[p].append(m)
1927
1928     for p in prefixes:
1929         static_env = "%s_STATIC" % p.upper()
1930         shared_env = "%s_SHARED" % p.upper()
1931         conf.env[static_env] = []
1932         conf.env[shared_env] = []
1933         if p in static_list:
1934             decl_list=""
1935             for entry in static_list[p]:
1936                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1937                 conf.env[static_env].append('%s' % entry)
1938             decl_list = decl_list.rstrip()
1939             conf.DEFINE('static_decl_%s' % p, decl_list)
1940             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1941         else:
1942             conf.DEFINE('static_decl_%s' % p, '')
1943             conf.DEFINE('static_init_%s' % p, '{}')
1944         if p in shared_list:
1945             for entry in shared_list[p]:
1946                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1947                 conf.env[shared_env].append('%s' % entry)
1948
1949     conf.SAMBA_CONFIG_H('include/config.h')
1950
1951 def ctags(ctx):
1952     "build 'tags' file using ctags"
1953     import Utils
1954     source_root = os.path.dirname(Utils.g_module.root_path)
1955     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1956     print("Running: %s" % cmd)
1957     os.system(cmd)
1958