source3/wscript

   1 #! /usr/bin/env python
   2
   3 srcdir=".."
   4
   5 import sys, os
   6 from optparse import SUPPRESS_HELP
   7 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
   8 sys.path.insert(0, "source3")
   9 import wafsamba, Options, Logs, Utils, Scripting
  10 import build.charset
  11 import samba_utils, samba_version
  12 import samba3
  13
  14 Options.default_prefix = '/usr/local/samba'
  15
  16 def set_options(opt):
  17
  18     opt.add_option('--with-static-modules',
  19                    help=("Comma-separated list of names of modules to statically link in"),
  20                    action="store", dest='static_modules', default=None)
  21     opt.add_option('--with-shared-modules',
  22                    help=("Comma-separated list of names of modules to build shared"),
  23                    action="store", dest='shared_modules', default=None)
  24
  25     opt.SAMBA3_ADD_OPTION('winbind')
  26     opt.SAMBA3_ADD_OPTION('swat')
  27     opt.SAMBA3_ADD_OPTION('ads', default=None) # None means autodetection
  28     opt.SAMBA3_ADD_OPTION('ldap')
  29     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  30     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  31     opt.SAMBA3_ADD_OPTION('pam')
  32     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  33     opt.SAMBA3_ADD_OPTION('quotas')
  34     opt.SAMBA3_ADD_OPTION('sendfile-support')
  35     opt.SAMBA3_ADD_OPTION('utmp')
  36     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable", default=True)
  37     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  38     opt.SAMBA3_ADD_OPTION('iconv')
  39     opt.SAMBA3_ADD_OPTION('acl-support')
  40     opt.SAMBA3_ADD_OPTION('dnsupdate')
  41     opt.SAMBA3_ADD_OPTION('syslog')
  42     opt.SAMBA3_ADD_OPTION('automount')
  43     opt.SAMBA3_ADD_OPTION('aio-support')
  44     opt.SAMBA3_ADD_OPTION('dmapi', default=False, help="build with DMAPI support")
  45     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  46
  47     opt.SAMBA3_ADD_OPTION('cluster-support', default=None)
  48
  49     opt.add_option('--with-ctdb-dir',
  50                    help=("Directory under which ctdb is installed"),
  51                    action="store", dest='ctdb_dir', default=None)
  52     opt.add_option('--enable-old-ctdb',
  53                   help=("enable building against (too) old version of ctdb (default=false)"),
  54                   action="store_true", dest='enable_old_ctdb', default=False)
  55
  56
  57
  58 def configure(conf):
  59     from samba_utils import TO_LIST
  60
  61     default_static_modules = []
  62     default_shared_modules = []
  63
  64     if Options.options.developer:
  65         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  66         conf.env.developer = True
  67
  68     if Options.options.with_swat:
  69         conf.env['build_swat'] = True
  70
  71     if sys.platform != 'openbsd5':
  72         conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  73
  74     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  75     conf.CHECK_HEADERS('linux/falloc.h')
  76
  77     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod')
  78     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  79     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  80     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  81     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
  82     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  83     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups syscall sysconf')
  84     conf.CHECK_FUNCS('atexit grantpt posix_openpt fallocate posix_fallocate')
  85     conf.CHECK_FUNCS('fseeko setluid')
  86     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  87     conf.CHECK_FUNCS('fdopendir')
  88     conf.CHECK_FUNCS('getpwent_r setenv strcasecmp fcvt fcvtl')
  89     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
  90     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  91     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  92     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  93     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
  94     conf.CHECK_FUNCS('shmget')
  95     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
  96     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain bind_textdomain_codeset')
  97     #FIXME: for some reason this one still fails
  98     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
  99     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 100     conf.CHECK_FUNCS_IN('dn_expand', 'inet')
 101     conf.CHECK_DECLS('fdatasync', reverse=True)
 102     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 103
 104     if conf.CONFIG_SET('HAVE_LONG_LONG'):
 105         conf.DEFINE('HAVE_LONGLONG', 1)
 106
 107     if conf.CHECK_CODE('''
 108 #if defined(HAVE_UNISTD_H)
 109 #include <unistd.h>
 110 #endif
 111 long ret = splice(0,0,1,0,400,SPLICE_F_MOVE);
 112 ''',
 113         'HAVE_LINUX_SPLICE',
 114         headers='fcntl.h'):
 115         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 116
 117     # Check for inotify support
 118     conf.CHECK_HEADERS('sys/inotify.h')
 119     if "HAVE_SYS_INOTIFY_H" in conf.env:
 120         conf.DEFINE('HAVE_INOTIFY', 1)
 121
 122     # Check for kernel change notify support
 123     conf.CHECK_CODE('''
 124 #ifndef F_NOTIFY
 125 #define F_NOTIFY 1026
 126 #endif
 127 main() {
 128         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 129 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 130         headers='fcntl.h signal.h',
 131         msg="Checking for kernel change notify support")
 132
 133     # Check for Linux kernel oplocks
 134     conf.CHECK_CODE('''
 135 #include <sys/types.h>
 136 #include <fcntl.h>
 137 #include <signal.h>
 138 #ifndef F_NOTIFY
 139 #define F_NOTIFY 1026
 140 #endif
 141 main() {
 142         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 143 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 144         msg="Checking for Linux kernel oplocks")
 145
 146     # Check for IRIX kernel oplock types
 147     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 148                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 149                     msg="Checking for IRIX kernel oplock types")
 150
 151     # Check for kernel share modes
 152     conf.CHECK_CODE('''
 153 #include <sys/types.h>
 154 #include <fcntl.h>
 155 #include <signal.h>
 156 #include <sys/file.h>
 157 #ifndef LOCK_MAND
 158 #define LOCK_MAND        32
 159 #define LOCK_READ        64
 160 #endif
 161 main() {
 162         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 163 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 164         msg="Checking for kernel share modes")
 165
 166     # check for DMAPI libs
 167     Logs.info("Checking for DMAPI library existence")
 168     conf.env['dmapi_lib'] = ''
 169     samba_dmapi_lib = ''
 170     if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dm'):
 171         samba_dmapi_lib = 'dm'
 172     else:
 173         if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'jfsdm'):
 174             samba_dmapi_lib = 'jfsdm'
 175         else:
 176             if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dmapi'):
 177                 samba_dmapi_lib = 'dmapi'
 178             else:
 179                 if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'xdsm'):
 180                     samba_dmapi_lib = 'xdsm'
 181     # only bother to test headers and compilation when a candidate
 182     # library has been found
 183     if Options.options.with_dmapi == True and samba_dmapi_lib == '':
 184         conf.fatal('DMAPI support requested, but no suitable DMAPI library found')
 185     else:
 186         conf.CHECK_HEADERS('sys/dmi.h xfs/dmapi.h sys/jfsdmapi.h sys/dmapi.h dmapi.h')
 187         conf.CHECK_CODE('''
 188 #include <time.h>      /* needed by Tru64 */
 189 #include <sys/types.h> /* needed by AIX */
 190 #ifdef HAVE_XFS_DMAPI_H
 191 #include <xfs/dmapi.h>
 192 #elif defined(HAVE_SYS_DMI_H)
 193 #include <sys/dmi.h>
 194 #elif defined(HAVE_SYS_JFSDMAPI_H)
 195 #include <sys/jfsdmapi.h>
 196 #elif defined(HAVE_SYS_DMAPI_H)
 197 #include <sys/dmapi.h>
 198 #elif defined(HAVE_DMAPI_H)
 199 #include <dmapi.h>
 200 #endif
 201
 202 /* This link test is designed to fail on IRI 6.4, but should
 203  * succeed on Linux, IRIX 6.5 and AIX.
 204  */
 205 int main(int argc, char **argv)
 206 {
 207         char * version;
 208         dm_eventset_t events;
 209         /* This doesn't take an argument on IRIX 6.4. */
 210         dm_init_service(&version);
 211         /* IRIX 6.4 expects events to be a pointer. */
 212         DMEV_ISSET(DM_EVENT_READ, events);
 213
 214         return 0;
 215 }
 216 ''',
 217         'USE_DMAPI',
 218         addmain=False,
 219         execute=False,
 220         lib=samba_dmapi_lib,
 221         msg='Checking whether DMAPI lib '+samba_dmapi_lib+' can be used')
 222
 223         if conf.CONFIG_SET('USE_DMAPI'):
 224             conf.env['dmapi_lib'] = samba_dmapi_lib
 225         else:
 226             if Options.options.with_dmapi == True:
 227                 conf.fatal('DMAPI support requested but not found');
 228
 229     # Check for various members of the stat structure
 230     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 231                                 headers='sys/stat.h')
 232     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 233                                 headers='sys/stat.h')
 234     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 235                                 headers='sys/types.h sys/stat.h unistd.h')
 236
 237     if "HAVE_BLKCNT_T" in conf.env:
 238         conf.CHECK_CODE('''
 239         return sizeof(blkcnt_t) == 4 ? 0 : 1''',
 240                 'SIZEOF_BLKCNT_T_4', execute=True,
 241                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 242                 msg="Checking whether blkcnt_t is 32 bit")
 243
 244     if "HAVE_BLKCNT_T" in conf.env:
 245         conf.CHECK_CODE('''
 246         return sizeof(blkcnt_t) == 8 ? 0 : 1''',
 247                 'SIZEOF_BLKCNT_T_8', execute=True,
 248                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 249                 msg="Checking whether blkcnt_t is 64 bit")
 250
 251     # Check for POSIX capability support
 252     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 253
 254     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 255         conf.CHECK_CODE('''
 256         cap_t cap;
 257         cap_value_t vals[1];
 258         if (!(cap = cap_get_proc())) exit(1);
 259         vals[0] = CAP_CHOWN;
 260         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 261         cap_set_proc(cap);''',
 262                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 263                         headers='sys/capability.h',
 264                         msg="Checking whether POSIX capabilities are available")
 265
 266     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 267     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 268     # -- JRA.
 269     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 270         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 271                         define='HAVE_INT16_FROM_RPC_RPC_H',
 272                         msg="Checking for int16 typedef included by rpc/rpc.h")
 273         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 274                         headers='sys/types.h rpc/rpc.h',
 275                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 276         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 277                         headers='sys/types.h rpc/rpc.h',
 278                         msg="Checking for int32 typedef included by rpc/rpc.h")
 279         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 280                         headers='sys/types.h rpc/rpc.h',
 281                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 282     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 283                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 284                     msg="Checking for broken nisplus include files")
 285
 286     # Check if the compiler will optimize out functions
 287     conf.CHECK_CODE('''
 288 if (0) {
 289     this_function_does_not_exist();
 290 } else {
 291     return 1;
 292 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 293         msg="Checking if the compiler will optimize out functions")
 294
 295     # Check if the compiler supports the LL suffix on long long integers
 296     # AIX needs this
 297     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 298                     headers='stdio.h',
 299                     msg="Checking for LL suffix on long long integers")
 300
 301     conf.CHECK_FUNCS('''
 302 _acl __acl atexit
 303 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 304 __closedir crypt16 devnm dgettext dirfd
 305 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 306 _facl __facl _fchdir
 307 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 308 _fork __fork fseeko
 309 fsetxattr _fstat __fstat fsync
 310 futimens futimes __fxstat getauthuid
 311 getcwd _getcwd __getcwd getdents __getdents getdirentries
 312 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 313 getpwanam getpwent_r getrlimit gettext
 314 glob grantpt hstrerror initgroups innetgr
 315 llseek _llseek __llseek _lseek __lseek
 316 _lstat __lstat lutimes
 317 __lxstat memalign mknod mlock mlockall munlock munlockall
 318 _open __open _opendir __opendir
 319 pathconf poll posix_fallocate
 320 posix_memalign prctl pread _pread __pread
 321 pwrite _pwrite __pwrite
 322 rdchk _read __read _readdir __readdir
 323 _seekdir __seekdir
 324 select setenv setgidx setgroups setlocale setluid
 325 setmntent setpgid setpriv setsid setuidx
 326 shmget shm_open sigaction sigblock sigprocmask sigset
 327 _stat __stat statvfs
 328 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctl sysctlbyname
 329 __sys_llseek syslog _telldir __telldir textdomain timegm
 330 utimensat vsyslog _write __write __xstat
 331 ''')
 332
 333     conf.CHECK_CODE('''
 334 #ifdef HAVE_SYS_PRCTL_H
 335 #include <sys/prctl.h>
 336 #endif
 337 int i; i = prtcl(0);
 338 ''',
 339                     'HAVE_PRCTL', link=False)
 340
 341     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 342
 343     # FIXME: these should be tests for features, but the old build system just
 344     # checks for OSes.
 345     host_os = sys.platform
 346     Logs.info("building on %s" % host_os)
 347
 348     # Python doesn't have case switches... :/
 349     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 350     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 351
 352     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 353     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 354         if host_os.rfind('linux') > -1:
 355             conf.DEFINE('LINUX', '1')
 356         elif host_os.rfind('qnx') > -1:
 357             conf.DEFINE('QNX', '1')
 358         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 359     elif (host_os.rfind('darwin') > -1):
 360         conf.DEFINE('DARWINOS', 1)
 361         conf.ADD_CFLAGS('-fno-common')
 362         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 363     elif (host_os.rfind('freebsd') > -1):
 364         conf.DEFINE('FREEBSD', 1)
 365         if conf.CHECK_HEADERS('sunacl.h'):
 366             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
 367             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 368         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 369     elif (host_os.rfind('irix') > -1):
 370         conf.DEFINE('IRIX', 1)
 371         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 372     elif (host_os.rfind('aix') > -1):
 373         conf.DEFINE('AIX', 1)
 374         conf.DEFINE('STAT_ST_BLOCKSIZE', 'DEV_BSIZE')
 375     elif (host_os.rfind('hpux') > -1):
 376         conf.DEFINE('HPUX', 1)
 377         conf.DEFINE('STAT_ST_BLOCKSIZE', '8192')
 378     elif (host_os.rfind('osf') > -1):
 379         conf.DEFINE('OSF1', 1)
 380         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 381
 382     # FIXME: Add more checks here.
 383     else:
 384         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 385
 386     if Options.options.with_acl_support:
 387         if (host_os.rfind('sysv5') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl', checklibc=True):
 388                 Logs.info('Using UnixWare ACLs')
 389                 conf.DEFINE('HAVE_UNIXWARE_ACLS',1)
 390                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 391         elif (host_os.rfind('solaris') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl'):
 392                 Logs.info('Using solaris ACLs')
 393                 conf.DEFINE('HAVE_SOLARIS_ACLS',1)
 394                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 395         elif (host_os.rfind('hpux') > -1):
 396                 Logs.info('Using HPUX ACLs')
 397                 conf.DEFINE('HAVE_HPUX_ACLS',1)
 398                 conf.DEFINE('POSIX_ACL_NEEDS_MASK',1)
 399                 default_static_modules.extend(TO_LIST('vfs_hpuxacl'))
 400         elif (host_os.rfind('aix') > -1):
 401                 Logs.info('Using AIX ACLs')
 402                 conf.DEFINE('HAVE_AIX_ACLS',1)
 403                 default_static_modules.extend(TO_LIST('vfs_aixacl'))
 404         elif (host_os.rfind('osf') > -1) and conf.CHECK_FUNCS_IN('pacl', 'acl_get_fd'):
 405                 Logs.info('Using Tru64 ACLs')
 406                 conf.DEFINE('HAVE_TRU64_ACLS',1)
 407                 default_static_modules.extend(TO_LIST('vfs_tru64acl'))
 408         elif (host_os.rfind('darwin') > -1):
 409             Logs.warn('ACLs on Dwarwin currently not supported')
 410         else:
 411             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 412             if conf.CHECK_CODE('''
 413 acl_t acl;
 414 int entry_id;
 415 acl_entry_t *entry_p;
 416 return acl_get_entry(acl, entry_id, entry_p);
 417 ''',
 418                         'HAVE_POSIX_ACLS',
 419                         headers='sys/types.h sys/acl.h', link=False,
 420                         msg="Checking for POSIX ACL support") :
 421                 conf.CHECK_CODE('''
 422 acl_permset_t permset_d;
 423 acl_perm_t perm;
 424 return acl_get_perm_np(permset_d, perm);
 425 ''',
 426                         'HAVE_ACL_GET_PERM_NP',
 427                         headers='sys/types.h sys/acl.h', link=True,
 428                         msg="Checking whether acl_get_perm_np() is available")
 429                 default_static_modules.extend(TO_LIST('vfs_posixacl'))
 430
 431
 432     if conf.CHECK_FUNCS('dirfd'):
 433         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 434
 435     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 436                     'HAVE_STATFS_F_FSID',
 437                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 438                     headers='sys/types.h sys/statfs.h',
 439                     execute=True)
 440
 441     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 442         conf.CHECK_CODE('''
 443                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 444                 'HAVE_LINUX_FALLOCATE',
 445                 msg="Checking whether the Linux 'fallocate' function is available",
 446                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 447     conf.CHECK_CODE('''
 448                 ssize_t err = readahead(0,0,0x80000);''',
 449                 'HAVE_LINUX_READAHEAD',
 450                 msg="Checking whether Linux readahead is available",
 451                 headers='unistd.h fcntl.h')
 452     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 453
 454     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
 455                 'HAVE_OPENAT',
 456                 msg='Checking for openat',
 457                 headers='fcntl.h')
 458
 459     if Options.options.with_aio_support:
 460         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 461         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 462         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 463                         'HAVE_AIO',
 464                         msg='Checking for asynchronous io support',
 465                         headers='sys/types.h aio.h',
 466                         lib='aio rt')
 467         if conf.CONFIG_SET('HAVE_AIO'):
 468             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 469             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 470             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')
 471             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 472             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 473             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')
 474             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')
 475         if not conf.CONFIG_SET('HAVE_AIO'):
 476             conf.DEFINE('HAVE_NO_AIO', '1')
 477     else:
 478         conf.DEFINE('HAVE_NO_AIO', '1')
 479
 480     if host_os.rfind('linux') > -1:
 481         conf.CHECK_FUNCS_IN('io_submit', 'aio')
 482         conf.CHECK_CODE('''
 483 struct io_event ioev;
 484 struct iocb *ioc;
 485 io_context_t ctx;
 486 struct timespec ts;
 487 int fd;
 488 char *buf;
 489 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 490 io_queue_init(128,&ctx);
 491 io_prep_pwrite(ioc, 1, buf, 1, 0);
 492 io_prep_pread(ioc, 1, buf, 1, 0);
 493 io_set_eventfd(ioc, fd);
 494 io_set_callback(ioc, (io_callback_t)(0));
 495 io_submit(ctx, 1, &ioc);
 496 io_getevents(ctx, 1, 1, &ioev, &ts);
 497 ''',
 498                         'HAVE_LINUX_KERNEL_AIO',
 499                         msg='Checking for linux kernel asynchronous io support',
 500                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 501                         lib='aio')
 502
 503     conf.CHECK_CODE('''
 504 struct msghdr msg;
 505 union {
 506         struct cmsghdr cm;
 507         char control[CMSG_SPACE(sizeof(int))];
 508 } control_un;
 509 msg.msg_control = control_un.control;
 510 msg.msg_controllen = sizeof(control_un.control);
 511 ''',
 512         'HAVE_MSGHDR_MSG_CONTROL',
 513         msg='Checking if we can use msg_control for passing file descriptors',
 514         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 515     conf.CHECK_CODE('''
 516 struct msghdr msg;
 517 int fd;
 518 msg.msg_acctrights = (caddr_t) &fd;
 519 msg.msg_acctrightslen = sizeof(fd);
 520 ''',
 521         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 522         msg='Checking if we can use msg_acctrights for passing file descriptors',
 523         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 524
 525     if Options.options.with_winbind:
 526         conf.env.build_winbind = True
 527         conf.DEFINE('WITH_WINBIND', '1')
 528
 529     conf.find_program('awk', var='AWK')
 530     conf.find_program('perl', var='PERL')
 531
 532     conf.CHECK_HEADERS('asm/types.h')
 533
 534     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 535                     headers='unistd.h sys/types.h',
 536                     msg="Checking for major macro")
 537
 538     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 539                     headers='unistd.h sys/types.h',
 540                     msg="Checking for minor macro")
 541
 542     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 543                                 headers='unistd.h sys/types.h dirent.h',
 544                                 define='HAVE_DIRENT_D_OFF')
 545
 546     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 547     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 548         netgrent_cflags = '-Werror-implicit-function-declaration'
 549     else:
 550         netgrent_cflags = ''
 551     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 552                     msg="Checking for setnetgrent prototype",
 553                     headers='netdb.h netgroup.h',
 554                     cflags=netgrent_cflags)
 555     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 556                     msg="Checking for getnetgrent prototype",
 557                     headers='netdb.h netgroup.h',
 558                     cflags=netgrent_cflags)
 559     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 560                     msg="Checking for endnetgrent prototype",
 561                     headers='netdb.h netgroup.h',
 562                     cflags=netgrent_cflags)
 563
 564
 565     # Look for CUPS
 566     if Options.options.with_cups:
 567         conf.find_program('cups-config', var='CUPS_CONFIG')
 568         if conf.env.CUPS_CONFIG:
 569             # we would normally use --libs here, but cups-config incorrectly adds
 570             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 571             # of an in-tree heimdal kerberos
 572             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 573                            package="", uselib_store="CUPS")
 574         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 575         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 576         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 577             conf.DEFINE('HAVE_CUPS', '1')
 578         else:
 579             conf.undefine('HAVE_CUPS')
 580             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 581     else:
 582         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 583         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 584
 585     if Options.options.with_iprint:
 586         if conf.CONFIG_SET('HAVE_CUPS'):
 587             conf.DEFINE('HAVE_IPRINT', '1')
 588         else:
 589             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 590     if Options.options.with_syslog:
 591         conf.DEFINE('WITH_SYSLOG', '1')
 592     if Options.options.with_automount:
 593         conf.DEFINE('WITH_AUTOMOUNT', '1')
 594
 595     # Check for LDAP
 596     if Options.options.with_ldap:
 597         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 598         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 599         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 600         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 601
 602         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 603         # for the samba logs
 604         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 605                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 606
 607         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 608         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 609
 610         # Check if ldap_set_rebind_proc() takes three arguments
 611         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 612                            'LDAP_SET_REBIND_PROC_ARGS',
 613                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 614                            headers='ldap.h lber.h', link=False):
 615             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 616         else:
 617             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 618
 619         # last but not least, if ldap_init() exists, we want to use ldap
 620         if conf.CONFIG_SET('HAVE_LDAP_INIT') and conf.CONFIG_SET('HAVE_LDAP_H'):
 621             conf.DEFINE('HAVE_LDAP', '1')
 622             conf.DEFINE('LDAP_DEPRECATED', '1')
 623             conf.env['HAVE_LDAP'] = '1'
 624             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 625             # SASL wrapping hooks
 626             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 627                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 628                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 629     else:
 630         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 631         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 632
 633     if Options.options.with_ads == False:
 634         use_ads = False
 635         use_ads_krb5 = False
 636         use_ads_ldap = False
 637     else:
 638         use_ads = True
 639         use_ads_krb5 = True
 640         use_ads_ldap = True
 641         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 642            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 643             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 644             use_ads_krb5 = False
 645         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 646             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 647             use_ads_krb5 = False
 648         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 649             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 650             use_ads_krb5 = False
 651         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 652             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 653             use_ads_krb5 = False
 654         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 655             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 656             use_ads_krb5 = False
 657         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 658             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 659             use_ads_krb5 = False
 660         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 661             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 662             use_ads_krb5 = False
 663         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 664             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 665             use_ads_krb5 = False
 666         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 667             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 668             use_ads_krb5 = False
 669         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
 670            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
 671             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
 672             use_ads_krb5 = False
 673         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 674            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 675             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 676             use_ads_krb5 = False
 677         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 678            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 679             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 680             use_ads_krb5 = False
 681         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 682            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 683             Logs.warn("no KT_FREE_FUNCTION detected")
 684             use_ads_krb5 = False
 685         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 686             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 687             use_ads_krb5 = False
 688
 689         # We don't actually use
 690         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 691         # clue that this Heimdal, which does the PAC processing we
 692         # need on the standard gss_inquire_sec_context_by_oid
 693         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 694             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 695                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 696             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")
 697             use_ads_krb5 = False
 698
 699         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 700             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 701             use_ads_krb5 = False
 702
 703         if use_ads_krb5:
 704             conf.DEFINE('HAVE_KRB5', '1')
 705             conf.env['HAVE_KRB5'] = '1'
 706         else:
 707             conf.undefine('HAVE_KRB5_H')
 708             conf.undefine('HAVE_GSSAPI_H')
 709             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 710             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 711             use_ads = False
 712
 713         if not conf.CONFIG_SET('HAVE_LDAP'):
 714             use_ads = False
 715             use_ads_ldap = False
 716
 717     if use_ads:
 718         conf.DEFINE('WITH_ADS', '1')
 719         conf.env['HAVE_ADS'] = '1'
 720         Logs.info("Building with Active Directory support.")
 721     elif Options.options.with_ads == False:
 722         Logs.info("Building without Active Directory support (--without-ads).")
 723     else:
 724         if not use_ads_krb5:
 725             Logs.warn("Active Directory support not available: krb5 libs don't have all required features")
 726         if not use_ads_ldap:
 727             Logs.warn("Active Directory support not available: LDAP support ist not available.")
 728         if Options.options.with_ads:
 729             conf.fatal("Active Directory support not found. Use --without-ads for building without Active Directory support.")
 730         else:
 731             # this is the auto-mode case
 732             Logs.warn("Building without Active Directory support.")
 733
 734
 735     if Options.options.with_utmp:
 736         conf.env.with_utmp = True
 737         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
 738         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 739         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 740                                     define='HAVE_UT_UT_NAME')
 741         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 742                                     define='HAVE_UT_UT_USER')
 743         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 744                                     define='HAVE_UT_UT_ID')
 745         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 746                                     define='HAVE_UT_UT_HOST')
 747         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 748                                     define='HAVE_UT_UT_TIME')
 749         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 750                                     define='HAVE_UT_UT_TV')
 751         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 752                                     define='HAVE_UT_UT_TYPE')
 753         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 754                                     define='HAVE_UT_UT_PID')
 755         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 756                                     define='HAVE_UT_UT_EXIT')
 757         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 758                                     define='HAVE_UX_UT_SYSLEN')
 759         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 760                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 761                         msg="Checking whether pututline returns pointer")
 762         conf.CHECK_SIZEOF(['((struct utmp *)NULL)->ut_line'], headers='utmp.h',
 763                           define='SIZEOF_UTMP_UT_LINE')
 764         if not conf.CONFIG_SET('SIZEOF_UTMP_UT_LINE'):
 765             conf.env.with_utmp = False
 766         elif int(conf.env.SIZEOF_UTMP_UT_LINE) < 15:
 767             conf.env.with_utmp = False
 768         if conf.env.with_utmp:
 769             conf.DEFINE('WITH_UTMP', 1)
 770         else:
 771             Logs.warn("--with-utmp but utmp support not sufficient")
 772
 773     if Options.options.with_avahi:
 774         conf.env.with_avahi = True
 775         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 776         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 777         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 778         if conf.env.with_avahi:
 779             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 780     else:
 781         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 782         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 783
 784     if Options.options.with_iconv:
 785         conf.env.with_iconv = True
 786         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 787             conf.env.with_iconv = False
 788         if conf.env.with_iconv:
 789             conf.DEFINE('HAVE_ICONV', 1)
 790
 791     if Options.options.with_pam:
 792         use_pam=True
 793         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 794         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 795             Logs.warn("--with-pam=yes but pam_appl.h not found")
 796             use_pam=False
 797         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 798         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 799         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 800             Logs.warn("--with-pam=yes but pam_modules.h not found")
 801             use_pam=False
 802         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 803         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 804         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 805         conf.CHECK_CODE('''
 806 #if defined(HAVE_SECURITY_PAM_APPL_H)
 807 #include <security/pam_appl.h>
 808 #elif defined(HAVE_PAM_PAM_APPL_H)
 809 #include <pam/pam_appl.h>
 810 #endif
 811 pam_set_item(0, PAM_RHOST, 0);
 812 ''',
 813             'HAVE_PAM_RHOST',
 814             lib='pam',
 815             msg="Checking whether PAM_RHOST is available");
 816         conf.CHECK_CODE('''
 817 #if defined(HAVE_SECURITY_PAM_APPL_H)
 818 #include <security/pam_appl.h>
 819 #elif defined(HAVE_PAM_PAM_APPL_H)
 820 #include <pam/pam_appl.h>
 821 #endif
 822 pam_set_item(0, PAM_TTY, 0);
 823 ''',
 824             'HAVE_PAM_TTY',
 825             lib='pam',
 826             msg="Checking whether PAM_TTY is available");
 827         conf.CHECK_CODE('''
 828 #if (!defined(LINUX))
 829
 830 #define PAM_EXTERN extern
 831 #if defined(HAVE_SECURITY_PAM_APPL_H)
 832 #include <security/pam_appl.h>
 833 #elif defined(HAVE_PAM_PAM_APPL_H)
 834 #include <pam/pam_appl.h>
 835 #endif
 836
 837 #endif
 838
 839 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 840 #include <security/pam_modules.h>
 841 #elif defined(HAVE_PAM_PAM_MODULES_H)
 842 #include <pam/pam_modules.h>
 843 #endif
 844
 845 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 846 #include <security/_pam_macros.h>
 847 #elif defined(HAVE_PAM__PAM_MACROS_H)
 848 #include <pam/_pam_macros.h>
 849 #endif
 850
 851 #ifdef HAVE_SECURITY_PAM_EXT_H
 852 #include <security/pam_ext.h>
 853 #endif
 854
 855 int i; i = PAM_RADIO_TYPE;
 856 ''',
 857             'HAVE_PAM_RADIO_TYPE',
 858             lib='pam',
 859             msg="Checking whether PAM_RADIO_TYPE is available");
 860         if use_pam:
 861             conf.DEFINE('WITH_PAM', 1)
 862             conf.DEFINE('WITH_PAM_MODULES', 1)
 863
 864     if Options.options.with_pam_smbpass:
 865         conf.env.with_pam_smbpass = True
 866
 867     seteuid = False
 868
 869 #
 870 # Ensure we select the correct set of system calls on Linux.
 871 #
 872     if (host_os.rfind('linux') > -1):
 873         conf.CHECK_CODE('''
 874 #if defined(HAVE_UNISTD_H)
 875 #include <unistd.h>
 876 #endif
 877 #include <stdlib.h>
 878 #include <stdio.h>
 879 #include <sys/types.h>
 880 #include <errno.h>
 881
 882 #ifdef HAVE_SYS_PRIV_H
 883 #include <sys/priv.h>
 884 #endif
 885 #ifdef HAVE_SYS_ID_H
 886 #include <sys/id.h>
 887 #endif
 888
 889 #if defined(HAVE_SYSCALL_H)
 890 #include <syscall.h>
 891 #endif
 892
 893 #if defined(HAVE_SYS_SYSCALL_H)
 894 #include <sys/syscall.h>
 895 #endif
 896
 897 syscall(SYS_setresuid32, -1, -1, -1);
 898 syscall(SYS_setresgid32, -1, -1, -1);
 899 syscall(SYS_setreuid32, -1, -1);
 900 syscall(SYS_setregid32, -1, -1);
 901 syscall(SYS_setuid32, -1);
 902 syscall(SYS_setgid32, -1);
 903 syscall(SYS_setgroups32, 0, NULL);
 904 ''',
 905             'USE_LINUX_32BIT_SYSCALLS',
 906             msg="Checking whether Linux should use 32-bit credential calls");
 907
 908         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
 909             seteuid = conf.CHECK_CODE('''
 910                                 #define AUTOCONF_TEST 1
 911                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 912                                 #define USE_LINUX_32BIT_SYSCALLS 1
 913                                 #include "../lib/util/setid.c"
 914                                 #include "./lib/util_sec.c"
 915                                 ''',
 916                                 'USE_LINUX_THREAD_CREDENTIALS',
 917                                 addmain=False,
 918                                 execute=True,
 919                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
 920         else:
 921             seteuid = conf.CHECK_CODE('''
 922                                 #define AUTOCONF_TEST 1
 923                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 924                                 #include "../lib/util/setid.c"
 925                                 #include "./lib/util_sec.c"
 926                                 ''',
 927                                 'USE_LINUX_THREAD_CREDENTIALS',
 928                                 addmain=False,
 929                                 execute=True,
 930                                 msg="Checking whether we can use Linux thread-specific credentials")
 931     if not seteuid:
 932         seteuid = conf.CHECK_CODE('''
 933                                 #define AUTOCONF_TEST 1
 934                                 #define USE_SETREUID 1
 935                                 #include "../lib/util/setid.c"
 936                                 #include "./lib/util_sec.c"
 937                                 ''',
 938                                 'USE_SETREUID',
 939                                 addmain=False,
 940                                 execute=True,
 941                                 msg="Checking whether setreuid is available")
 942     if not seteuid:
 943         seteuid = conf.CHECK_CODE('''
 944                                 #define AUTOCONF_TEST 1
 945                                 #define USE_SETRESUID 1
 946                                 #include "../lib/util/setid.c"
 947                                 #include "./lib/util_sec.c"
 948                                 ''',
 949                                 'USE_SETRESUID',
 950                                 addmain=False,
 951                                 execute=True,
 952                                 msg="Checking whether setresuid is available")
 953     if not seteuid:
 954         seteuid = conf.CHECK_CODE('''
 955                                 #define AUTOCONF_TEST 1
 956                                 #define USE_SETEUID 1
 957                                 #include "../lib/util/setid.c"
 958                                 #include "./lib/util_sec.c"
 959                                 ''',
 960                                 'USE_SETEUID',
 961                                 addmain=False,
 962                                 execute=True,
 963                                 msg="Checking whether seteuid is available")
 964     if not seteuid:
 965         seteuid = conf.CHECK_CODE('''
 966                                 #define AUTOCONF_TEST 1
 967                                 #define USE_SETUIDX 1
 968                                 #include "../lib/util/setid.c"
 969                                 #include "./lib/util_sec.c"
 970                                 ''',
 971                                 'USE_SETUIDX',
 972                                 addmain=False,
 973                                 execute=True,
 974                                 mandatory=True,
 975                                 msg="Checking whether setuidx is available")
 976     if Options.options.with_dnsupdate:
 977         if not conf.CONFIG_SET('HAVE_KRB5'):
 978             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 979         else:
 980             conf.DEFINE('WITH_DNS_UPDATES', 1)
 981     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 982     if Options.options.developer:
 983         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 984             conf.DEFINE('VALGRIND', '1')
 985
 986     if conf.CHECK_CODE('''
 987 #include <bits/sockaddr.h>
 988 #include <linux/netlink.h>
 989 ''',
 990                 'HAVE_LINUX_NETLINK_H',
 991                 msg="Checking whether Linux netlink is available"):
 992
 993         conf.CHECK_CODE('''
 994 #include <bits/sockaddr.h>
 995 #include <linux/netlink.h>
 996 #include <linux/rtnetlink.h>
 997 ''',
 998                 'HAVE_LINUX_RTNETLINK_H',
 999                 msg='Checking whether Linux rtnetlink is available')
1000
1001     conf.CHECK_CODE('''
1002 #include "../tests/fcntl_lock.c"
1003 ''',
1004                 'HAVE_FCNTL_LOCK',
1005                 addmain=False,
1006                 execute=True,
1007                 msg='Checking whether fcntl locking is available')
1008
1009 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
1010     if not conf.CHECK_CODE('''
1011 #define _XOPEN_SOURCE 600
1012 #include <stdlib.h>
1013 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
1014 #error probably broken posix_fallocate
1015 #endif
1016 ''',
1017                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
1018                            msg='Checking for broken posix_fallocate'):
1019         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
1020
1021
1022     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1023                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1024     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1025                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1026     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1027                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1028     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1029                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1030     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1031                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1032     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1033        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1034        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1035        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1036        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1037         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1038
1039     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1040     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1041                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1042     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1043                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1044     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1045                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1046
1047     conf.CHECK_CODE('''
1048 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1049 ''',
1050                 'HAVE_POSIX_FADVISE',
1051                 msg='Checking whether posix_fadvise is available',
1052                 headers='unistd.h fcntl.h')
1053
1054     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1055         conf.CHECK_CODE('''
1056                         #include <unistd.h>
1057                         return sysconf(%s) == -1 ? 1 : 0;
1058                         ''' % v,
1059                         'SYSCONF%s' % v,
1060                         msg='Checking whether sysconf(%s) is available' % v)
1061
1062     conf.CHECK_CODE('''
1063 #include <sys/syscall.h>
1064 #include <unistd.h>
1065 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1066                     ''',
1067                     'HAVE_DARWIN_INITGROUPS',
1068                     msg='Checking whether to use the Darwin-specific initgroups system call')
1069
1070     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1071                     'HAVE_UTIMBUF',
1072                     headers='sys/types.h utime.h',
1073                     msg='Checking whether struct utimbuf is available')
1074
1075     if conf.CHECK_CODE('''struct sigevent s;''',
1076                     'HAVE_STRUCT_SIGEVENT',
1077                     headers='sys/types.h stdlib.h stddef.h signal.h',
1078                     msg='Checking whether we have the struct sigevent'):
1079         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1080                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1081                                     headers='signal.h');
1082         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1083                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1084                                     headers='signal.h');
1085
1086     if os.path.exists('/proc/sys/kernel/core_pattern'):
1087         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
1088
1089     if conf.CHECK_CODE('''
1090 #include <time.h>
1091 main() {
1092         struct tm *tm;
1093         if (sizeof(time_t) == 8) {
1094                 time_t max_time = 0x7fffffffffffffffll;
1095                 tm = gmtime(&max_time);
1096                 /* This should fail with 32-bit tm_year. */
1097                 if (tm == NULL) {
1098                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1099                         max_time = 67768036191676799ll;
1100                         tm = gmtime(&max_time);
1101                         if (tm) {
1102                                 exit(0);
1103                         }
1104                 }
1105         }
1106         exit(1);
1107 }''',
1108         '__TIME_T_MAX',
1109         addmain=False,
1110         execute=True,
1111         msg="Checking for the maximum value of the 'time_t' type"):
1112             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1113
1114     conf.CHECK_CODE('''
1115 #if defined(HAVE_UNISTD_H)
1116 #include <unistd.h>
1117 #endif
1118 #include <sys/types.h>
1119 main() { dev_t dev = makedev(1,2); return 0; }
1120 ''',
1121         'HAVE_MAKEDEV',
1122         addmain=False,
1123         msg='Checking whether the macro for makedev is available')
1124
1125     conf.CHECK_CODE('''
1126 #include <stdio.h>
1127 #include <limits.h>
1128 #include <signal.h>
1129
1130 void exit_on_core(int ignored) {
1131         exit(1);
1132 }
1133
1134 main() {
1135         char *newpath;
1136         signal(SIGSEGV, exit_on_core);
1137         newpath = realpath("/tmp", NULL);
1138         exit((newpath != NULL) ? 0 : 1);
1139 }
1140 ''',
1141         'REALPATH_TAKES_NULL',
1142         addmain=False,
1143         execute=True,
1144         msg='Checking whether the realpath function allows a NULL argument')
1145
1146     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1147                     'HAVE_FTRUNCATE_EXTEND',
1148                     msg='Checking for ftruncate extend',
1149                     addmain=False,
1150                     execute=True)
1151
1152     if Options.options.with_sendfile_support:
1153         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):
1154             conf.CHECK_CODE('''
1155                             int tofd, fromfd;
1156                             off_t offset;
1157                             size_t total;
1158                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1159                             ''',
1160                             '_HAVE_SENDFILE',
1161                             headers='sys/sendfile.h',
1162                             msg='Checking for linux sendfile support')
1163
1164             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1165                 conf.DEFINE('HAVE_SENDFILE', '1')
1166                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1167                 conf.DEFINE('WITH_SENDFILE', '1')
1168         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1169             conf.CHECK_CODE('''
1170                             #include <sys/types.h>
1171                             #include <unistd.h>
1172                             #include <sys/socket.h>
1173                             #include <sys/uio.h>
1174                             int fromfd, tofd, ret, total=0;
1175                             off_t offset, nwritten;
1176                             struct sf_hdtr hdr;
1177                             struct iovec hdtrl;
1178                             hdr.headers = &hdtrl;
1179                             hdr.hdr_cnt = 1;
1180                             hdr.trailers = NULL;
1181                             hdr.trl_cnt = 0;
1182                             hdtrl.iov_base = NULL;
1183                             hdtrl.iov_len = 0;
1184                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1185                             ''',
1186                             '_HAVE_SENDFILE',
1187                             msg='Checking for freebsd sendfile support')
1188             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1189                 conf.DEFINE('HAVE_SENDFILE', '1')
1190                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1191                 conf.DEFINE('WITH_SENDFILE', '1')
1192         elif (host_os.rfind('darwin') > -1):
1193             conf.CHECK_CODE('''
1194                             #include <sys/types.h>
1195                             #include <sys/socket.h>
1196                             #include <sys/uio.h>
1197                             int fromfd, tofd, ret;
1198                             off_t offset, nwritten;
1199                             struct sf_hdtr hdr;
1200                             struct iovec hdtrl;
1201                             hdr.headers = &hdtrl;
1202                             hdr.hdr_cnt = 1;
1203                             hdr.trailers = (void *)0;
1204                             hdr.trl_cnt = 0;
1205                             hdtrl.iov_base = (void *)0;
1206                             hdtrl.iov_len = 0;
1207                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1208                             ''',
1209                             '_HAVE_SENDFILE',
1210                             msg='Checking for darwin sendfile support')
1211             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1212                 conf.DEFINE('HAVE_SENDFILE', '1')
1213                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1214                 conf.DEFINE('WITH_SENDFILE', '1')
1215         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1216             conf.CHECK_CODE('''
1217                             #include <sys/socket.h>
1218                             #include <sys/uio.h>
1219                             int fromfd, tofd;
1220                             size_t total=0;
1221                             struct iovec hdtrl[2];
1222                             ssize_t nwritten;
1223                             off_t offset;
1224                             hdtrl[0].iov_base = 0;
1225                             hdtrl[0].iov_len = 0;
1226                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1227                             ''',
1228                             '_HAVE_SENDFILE',
1229                             msg='Checking for osf/hpux sendfile support')
1230             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1231                 conf.DEFINE('HAVE_SENDFILE', '1')
1232                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1233                 conf.DEFINE('WITH_SENDFILE', '1')
1234         elif (host_os.rfind('solaris') > -1):
1235             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1236             conf.CHECK_CODE('''
1237                             #include <sys/sendfile.h>,
1238                             int sfvcnt;
1239                             size_t xferred;
1240                             struct sendfilevec vec[2];
1241                             ssize_t nwritten;
1242                             int tofd;
1243                             sfvcnt = 2;
1244                             vec[0].sfv_fd = SFV_FD_SELF;
1245                             vec[0].sfv_flag = 0;
1246                             vec[0].sfv_off = 0;
1247                             vec[0].sfv_len = 0;
1248                             vec[1].sfv_fd = 0;
1249                             vec[1].sfv_flag = 0;
1250                             vec[1].sfv_off = 0;
1251                             vec[1].sfv_len = 0;
1252                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1253                             ''',
1254                             '_HAVE_SENDFILEV',
1255                             msg='Checking for solaris sendfilev support')
1256             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1257                 conf.DEFINE('HAVE_SENDFILEV', '1')
1258                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1259                 conf.DEFINE('WITH_SENDFILE', '1')
1260         elif (host_os.rfind('aix') > -1):
1261             conf.CHECK_CODE('''
1262                             #include <sys/socket.h>
1263                             int fromfd, tofd;
1264                             size_t total=0;
1265                             struct sf_parms hdtrl;
1266                             ssize_t nwritten;
1267                             hdtrl.header_data = 0;
1268                             hdtrl.header_length = 0;
1269                             hdtrl.file_descriptor = fromfd;
1270                             hdtrl.file_offset = 0;
1271                             hdtrl.file_bytes = 0;
1272                             hdtrl.trailer_data = 0;
1273                             hdtrl.trailer_length = 0;
1274                             nwritten = send_file(&tofd, &hdtrl, 0);
1275                             ''',
1276                             '_HAVE_SENDFILE',
1277                             msg='Checking for AIX send_file support')
1278             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1279                 conf.DEFINE('HAVE_SENDFILE', '1')
1280                 conf.DEFINE('AIX_SENDFILE_API', '1')
1281                 conf.DEFINE('WITH_SENDFILE', '1')
1282
1283     # Check for getcwd allowing a NULL arg.
1284     conf.CHECK_CODE('''
1285 #include <unistd.h>
1286 main() {
1287         char *s = getcwd(NULL,0);
1288         exit(s != NULL ?  0 : 1);
1289 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1290         msg="getcwd takes a NULL argument")
1291
1292
1293     # UnixWare 7.x has its getspnam in -lgen
1294     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1295     conf.CHECK_FUNCS_IN('getspnam', 'security')
1296     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1297
1298     if Options.options.with_quotas:
1299         # For quotas on Veritas VxFS filesystems
1300         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1301         # For sys/quota.h and linux/quota.h
1302         conf.CHECK_HEADERS('sys/quota.h')
1303         # For quotas on BSD systems
1304         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1305         # For quotas on Linux XFS filesystems
1306         if conf.CHECK_HEADERS('xfs/xqm.h'):
1307             conf.DEFINE('HAVE_XFS_QUOTAS', '1')
1308         else:
1309             # For Irix XFS
1310             conf.CHECK_CODE('''
1311                 #include "confdefs.h"
1312                 #ifdef HAVE_SYS_TYPES_H
1313                 #include <sys/types.h>
1314                 #endif
1315                 #ifdef HAVE_ASM_TYPES_H
1316                 #include <asm/types.h>
1317                 #endif
1318                 #include <sys/quota.h>
1319                 int i = Q_XGETQUOTA;''',
1320                 define='HAVE_XFS_QUOTAS',
1321                 msg='for XFS QUOTA in <sys/quota.h>',
1322                 execute=False,
1323                 local_include=False)
1324
1325         # For IRIX like dqb_isoftlimit instead of dqb_fsoftlimit in struc dqblk
1326         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_fsoftlimit', define='HAVE_DQB_FSOFTLIMIT',
1327                                 headers='sys/quota.h')
1328         #darwin style quota bytecount
1329         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_curbytes', define='HAVE_STRUCT_DQBLK_DQB_CURBYTES',
1330                                 headers='sys/quota.h')
1331         if conf.CHECK_HEADERS('rpcsvc/rquota.h'):
1332             conf.DEFINE('HAVE_NFS_QUOTAS', '1')
1333             conf.CHECK_STRUCTURE_MEMBER('struct getquota_rslt', 'getquota_rslt_u',
1334                                         define='HAVE_GETQUOTA_RSLT_GETQUOTA_RSLT_U',
1335                                         headers='rpcsvc/rquota.h')
1336
1337         if (host_os.rfind('linux') > -1):
1338             conf.DEFINE('HAVE_QUOTACTL_LINUX', '1')
1339         elif not conf.CONFIG_SET("HAVE_XFS_QUOTAS"):
1340             if not conf.CHECK_CODE('''
1341                 #define HAVE_QUOTACTL_4A 1
1342                 #define AUTOCONF_TEST 1
1343                 #include "../tests/sysquotas.c"
1344                 ''',
1345                                    cflags=conf.env['WERROR_CFLAGS'],
1346                                    define='HAVE_QUOTACTL_4A',
1347                                    msg='for QUOTACTL_4A: long quotactl(int cmd, char *special, qid_t id, caddr_t addr)',
1348                                    execute=True,
1349                                    addmain=False):
1350
1351                 conf.CHECK_CODE('''
1352                 #define HAVE_QUOTACTL_4B 1
1353                 #define AUTOCONF_TEST 1
1354                 #include "../tests/sysquotas.c"
1355                 ''',
1356                                 cflags=conf.env['WERROR_CFLAGS'],
1357                                 define='HAVE_QUOTACTL_4B',
1358                                 msg='for QUOTACTL_4B:  int quotactl(const char *path, int cmd, int id, char *addr)',
1359                                 execute=True,
1360                                 addmain=False)
1361
1362         conf.CHECK_CODE('''
1363                      clnt_create("", RQUOTAPROG, RQUOTAVERS, "udp");
1364 ''',
1365                         headers="rpc/rpc.h rpc/types.h rpcsvc/rquota.h rpc/nettype.h rpc/xdr.h",
1366                         define='HAVE_NFS_QUOTAS',
1367                         msg='for NFS QUOTAS',
1368                         execute=True,
1369                         local_include=False)
1370
1371         if conf.CONFIG_SET('HAVE_QUOTACTL_LINUX') or \
1372            conf.CONFIG_SET('HAVE_QUOTACTL_4A') or \
1373            conf.CONFIG_SET('HAVE_QUOTACTL_4B') or \
1374            conf.CONFIG_SET('HAVE_XFS_QUOTAS'):
1375             conf.DEFINE('HAVE_SYS_QUOTAS', '1')
1376             conf.DEFINE('WITH_QUOTAS', '1')
1377
1378     #
1379     # checking for clustering extensions (CTDB)
1380     #
1381     if Options.options.with_cluster_support == False:
1382         # configure is called with --without-cluster-support,
1383         # so don't check for and build w/o ctdb support.
1384         have_cluster_support = False
1385
1386     else:
1387
1388         if Options.options.ctdb_dir:
1389             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1390
1391         srcdir = os.path.realpath(conf.srcdir)
1392         if 'EXTRA_INCLUDES' in conf.env:
1393             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1394         else:
1395             includes = ''
1396
1397         if not conf.env.USING_SYSTEM_TDB:
1398             includes = includes + ' ' + srcdir + '/lib/tdb/include'
1399
1400         if not conf.env.USING_SYSTEM_TALLOC:
1401             includes = includes + ' ' + srcdir + '/lib/talloc'
1402
1403         have_cluster_support = True
1404         ctdb_broken = ""
1405
1406         conf.CHECK_CODE('''
1407             #define NO_CONFIG_H
1408             #include "replace.h"
1409             #include "system/wait.h"
1410             #include "system/network.h"
1411             #define private #error __USED_RESERVED_WORD_private__
1412             #include <talloc.h>
1413             #include <tdb.h>
1414             #include <ctdb.h>
1415
1416             int main(void)
1417             {
1418                 return 0;
1419             }
1420             ''',
1421             'HAVE_CTDB_H',
1422             addmain=False,
1423             includes=includes,
1424             msg='Checking for header ctdb.h')
1425
1426         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1427             have_cluster_support = False
1428             ctdb_broken = "ctdb.h is required for cluster support"
1429
1430         if have_cluster_support:
1431             conf.CHECK_CODE('''
1432                 #define NO_CONFIG_H
1433                 #include "replace.h"
1434                 #include "system/wait.h"
1435                 #include "system/network.h"
1436                 #define private #error __USED_RESERVED_WORD_private__
1437                 #include <talloc.h>
1438                 #include <tdb.h>
1439                 #include <ctdb.h>
1440                 #include <ctdb_private.h>
1441
1442                 int main(void)
1443                 {
1444                     return 0;
1445                 }
1446                 ''',
1447                 'HAVE_CTDB_PRIVATE_H',
1448                 addmain=False,
1449                 includes=includes,
1450                 msg='Checking for header ctdb_private.h')
1451
1452             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1453                 have_cluster_support = False
1454                 ctdb_broken = "ctdb_private.h is required for cluster support"
1455
1456         if have_cluster_support:
1457             conf.CHECK_CODE('''
1458                 #define NO_CONFIG_H
1459                 #include "replace.h"
1460                 #include "system/wait.h"
1461                 #include "system/network.h"
1462                 #define private #error __USED_RESERVED_WORD_private__
1463                 #include <talloc.h>
1464                 #include <tdb.h>
1465                 #include <ctdb.h>
1466                 #include <ctdb_protocol.h>
1467
1468                 int main(void)
1469                 {
1470                     return 0;
1471                 }
1472                 ''',
1473                 'HAVE_CTDB_PROTOCOL_H',
1474                 addmain=False,
1475                 includes=includes,
1476                 msg='Checking for header ctdb_protocol.h')
1477
1478         if have_cluster_support:
1479             conf.CHECK_CODE('''
1480                 #define NO_CONFIG_H
1481                 #include "replace.h"
1482                 #include "system/wait.h"
1483                 #include "system/network.h"
1484                 #include <talloc.h>
1485                 #include <tdb.h>
1486                 #include <ctdb.h>
1487                 #include <ctdb_private.h>
1488
1489                 int main(void)
1490                 {
1491                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1492                    return 0;
1493                 }
1494                 ''',
1495                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1496                 addmain=False,
1497                 includes=includes,
1498                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1499
1500             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1501                 have_cluster_support = False
1502                 ctdb_broken = "ctdb transaction support missing or too old"
1503
1504         if have_cluster_support:
1505             conf.CHECK_CODE('''
1506                 #define NO_CONFIG_H
1507                 #include "replace.h"
1508                 #include "system/wait.h"
1509                 #include "system/network.h"
1510                 #include <talloc.h>
1511                 #include <tdb.h>
1512                 #include <ctdb.h>
1513                 #include <ctdb_private.h>
1514
1515                 int main(void)
1516                 {
1517                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1518                     return 0;
1519                 }
1520                 ''',
1521                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1522                 addmain=False,
1523                 includes=includes,
1524                 msg='Checking for SCHEDULE_FOR_DELETION control')
1525
1526             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1527                 if not Options.options.enable_old_ctdb:
1528                     have_cluster_support = False
1529                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1530                 else:
1531                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1532
1533         if have_cluster_support:
1534             conf.CHECK_CODE('''
1535                 #define NO_CONFIG_H
1536                 #include "replace.h"
1537                 #include "system/wait.h"
1538                 #include "system/network.h"
1539                 #include <talloc.h>
1540                 #include <tdb.h>
1541                 #include <ctdb.h>
1542                 #include <ctdb_private.h>
1543
1544                 int main(void)
1545                 {
1546                     struct ctdb_control_tcp _x;
1547                     return 0;
1548                 }
1549                 ''',
1550                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1551                 addmain=False,
1552                 includes=includes,
1553                 msg='Checking for ctdb ipv4 support')
1554
1555             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1556                 have_cluster_support = False
1557                 ctdb_broken = "missing struct ctdb_control_tcp"
1558
1559         if have_cluster_support:
1560             conf.CHECK_CODE('''
1561                 #define NO_CONFIG_H
1562                 #include "replace.h"
1563                 #include "system/wait.h"
1564                 #include "system/network.h"
1565                 #include <talloc.h>
1566                 #include <tdb.h>
1567                 #include <ctdb.h>
1568                 #include <ctdb_private.h>
1569
1570                 int main(void)
1571                 {
1572                     struct ctdb_control_tcp_addr _x;
1573                     return 0;
1574                 }
1575                 ''',
1576                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1577                 addmain=False,
1578                 includes=includes,
1579                 msg='Checking for ctdb ipv6 support')
1580
1581         if have_cluster_support:
1582             conf.CHECK_CODE('''
1583                 #define NO_CONFIG_H
1584                 #include "replace.h"
1585                 #include "system/wait.h"
1586                 #include "system/network.h"
1587                 #include <talloc.h>
1588                 #include <tdb.h>
1589                 #include <ctdb.h>
1590                 #include <ctdb_private.h>
1591
1592                 int main(void)
1593                 {
1594                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1595                     return 0;
1596                 }
1597                 ''',
1598                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1599                 addmain=False,
1600                 includes=includes,
1601                 msg='Checking for CHECK_SRVIDS control')
1602
1603             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1604                 if not Options.options.enable_old_ctdb:
1605                     have_cluster_support = False
1606                     ctdb_broken = "CHECK_SRVIDS control missing"
1607                 else:
1608                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1609
1610     if have_cluster_support:
1611         Logs.info("building with cluster support")
1612         conf.DEFINE('CLUSTER_SUPPORT', 1);
1613     else:
1614         if Options.options.with_cluster_support == False:
1615             Logs.info("building without cluster support (--without-cluster-support)")
1616         elif Options.options.with_cluster_support == True:
1617             Logs.error("Cluster support not available: " + ctdb_broken)
1618             conf.fatal("Cluster support not found, but --with-cluster-support was specified")
1619         else:
1620             Logs.info("building without cluster support: " + ctdb_broken)
1621         conf.undefine('CLUSTER_SUPPORT')
1622
1623
1624     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1625                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1626                     addmain=False,
1627                     link=False,
1628                     msg='Checking whether we can compile with __attribute__((destructor))')
1629
1630     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1631                     'SEEKDIR_RETURNS_VOID',
1632                     headers='sys/types.h dirent.h',
1633                     msg='Checking whether seekdir returns void')
1634
1635     if Options.options.with_profiling_data:
1636         conf.DEFINE('WITH_PROFILE', 1);
1637
1638     PTHREAD_CFLAGS='error'
1639     PTHREAD_LDFLAGS='error'
1640
1641     if PTHREAD_LDFLAGS == 'error':
1642         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1643             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1644             PTHREAD_LDFLAGS='-lpthread'
1645     if PTHREAD_LDFLAGS == 'error':
1646         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1647             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1648             PTHREAD_LDFLAGS='-lpthreads'
1649     if PTHREAD_LDFLAGS == 'error':
1650         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1651             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1652             PTHREAD_LDFLAGS='-pthread'
1653     if PTHREAD_LDFLAGS == 'error':
1654         if conf.CHECK_FUNCS('pthread_attr_init'):
1655             PTHREAD_CFLAGS='-D_REENTRANT'
1656             PTHREAD_LDFLAGS='-lpthread'
1657     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1658     # pthread_attr_init. On pthread_mutex_lock it works there...
1659     if PTHREAD_LDFLAGS == 'error':
1660         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1661             PTHREAD_CFLAGS='-D_REENTRANT'
1662             PTHREAD_LDFLAGS='-lpthread'
1663
1664     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1665         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1666         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1667         conf.CHECK_HEADERS('pthread.h')
1668         conf.DEFINE('HAVE_PTHREAD', '1')
1669
1670     if Options.options.with_pthreadpool:
1671         if conf.CONFIG_SET('HAVE_PTHREAD'):
1672             conf.DEFINE('WITH_PTHREADPOOL', '1')
1673         else:
1674             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1675             conf.undefine('WITH_PTHREADPOOL')
1676
1677     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1678         conf.DEFINE('HAVE_GPFS', '1')
1679
1680     default_static_modules.extend(TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1681                                       auth_sam auth_unix auth_winbind auth_wbc
1682                                       auth_domain auth_builtin vfs_default
1683                                       nss_info_template idmap_tdb idmap_passdb
1684                                       idmap_nss'''))
1685
1686     default_shared_modules.extend(TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1687                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1688                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1689                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1690                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1691                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1692                                       vfs_media_harmony
1693                                       vfs_commit
1694                                       vfs_crossrename vfs_linux_xfs_sgid
1695                                       vfs_time_audit idmap_autorid idmap_tdb2
1696                                       idmap_rid idmap_hash'''))
1697
1698     if Options.options.developer:
1699         default_static_modules.extend(TO_LIST('charset_weird'))
1700         default_shared_modules.extend(TO_LIST('perfcount_test'))
1701         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1702         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1703
1704     if Options.options.enable_selftest or Options.options.developer:
1705         default_shared_modules.extend(TO_LIST('vfs_fake_acls'))
1706
1707
1708     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1709         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1710
1711     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1712         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1713
1714     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1715         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1716
1717     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1718         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1719
1720     if (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1721         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1722
1723     if Options.options.with_pthreadpool:
1724         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1725
1726     if conf.CONFIG_SET('HAVE_AIO'):
1727         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1728
1729     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1730         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1731
1732     if conf.CONFIG_SET('HAVE_LDAP'):
1733         default_static_modules.extend(TO_LIST('pdb_ldapsam idmap_ldap'))
1734
1735     if conf.CONFIG_SET('DARWINOS'):
1736         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1737
1738     if conf.CONFIG_SET('HAVE_GPFS'):
1739         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1740
1741     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1742     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1743
1744     def replace_list_item(lst, item, value):
1745         try:
1746             idx = lst.index(item)
1747             lst[idx] = value
1748         except:
1749             pass
1750     # PDB module file name should have the same name as module registers itself
1751     # In Autoconf build we export LDAP passdb module as ldapsam but WAF build
1752     # was always exporting pdb_ldap. In order to support existing packages
1753     # allow referring to pdb_ldapsam as pdb_ldap but use proper name internally.
1754     replace_list_item(explicit_shared_modules, 'pdb_ldap', 'pdb_ldapsam')
1755     replace_list_item(explicit_static_modules, 'pdb_ldap', 'pdb_ldapsam')
1756
1757     final_static_modules = default_static_modules
1758     final_shared_modules = default_shared_modules
1759
1760     for m in explicit_static_modules:
1761         if m in final_shared_modules:
1762             final_shared_modules.remove(m)
1763         final_static_modules.append(m)
1764     for m in explicit_shared_modules:
1765         if m in final_static_modules:
1766             final_static_modules.remove(m)
1767         final_shared_modules.append(m)
1768
1769     if ("auth_domain" not in final_static_modules) or \
1770             ("auth_builtin" not in final_static_modules) or \
1771             ("auth_sam" not in final_static_modules) or \
1772             ("auth_winbind" not in final_static_modules):
1773         raise Utils.WafError('These auth modules MUST be configured as static modules: auth_domain, auth_builtin, auth_sam, auth_winbind')
1774
1775     conf.env['static_modules'] = final_static_modules
1776     conf.env['shared_modules'] = final_shared_modules
1777
1778     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1779
1780     static_list = {}
1781     shared_list = {}
1782
1783     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1784     conf.env['MODULE_PREFIXES'] = prefixes
1785     for p in prefixes:
1786         for m in final_static_modules:
1787             if m.find(p) == 0:
1788                 if not p in static_list:
1789                     static_list[p] = []
1790                 static_list[p].append(m)
1791         for m in final_shared_modules:
1792             if m.find(p) == 0:
1793                 if not p in shared_list:
1794                     shared_list[p] = []
1795                 shared_list[p].append(m)
1796
1797     for p in prefixes:
1798         static_env = "%s_STATIC" % p.upper()
1799         shared_env = "%s_SHARED" % p.upper()
1800         conf.env[static_env] = []
1801         conf.env[shared_env] = []
1802         if p in static_list:
1803             decl_list=""
1804             for entry in static_list[p]:
1805                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1806                 conf.env[static_env].append('%s' % entry)
1807             decl_list = decl_list.rstrip()
1808             conf.DEFINE('static_decl_%s' % p, decl_list)
1809             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1810         else:
1811             conf.DEFINE('static_decl_%s' % p, '')
1812             conf.DEFINE('static_init_%s' % p, '{}')
1813         if p in shared_list:
1814             for entry in shared_list[p]:
1815                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1816                 conf.env[shared_env].append('%s' % entry)
1817
1818     conf.SAMBA_CONFIG_H('include/config.h')
1819
1820 def ctags(ctx):
1821     "build 'tags' file using ctags"
1822     import Utils
1823     source_root = os.path.dirname(Utils.g_module.root_path)
1824     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1825     print("Running: %s" % cmd)
1826     os.system(cmd)
1827