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