source3/wscript

   1 #! /usr/bin/env python
   2
   3 srcdir = '..'
   4 blddir = 'bin'
   5
   6 APPNAME='samba'
   7 VERSION=None
   8
   9 import sys, os
  10 from optparse import SUPPRESS_HELP
  11 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
  12 import wafsamba, Options
  13 import build.charset
  14 import samba_utils, samba_version
  15 import samba3
  16
  17 def set_options(opt):
  18     opt.BUILTIN_DEFAULT('NONE')
  19     opt.PRIVATE_EXTENSION_DEFAULT('s3')
  20     opt.RECURSE('../lib/replace')
  21     opt.RECURSE('build')
  22     opt.RECURSE('selftest')
  23     opt.RECURSE('../lib/nss_wrapper')
  24     opt.RECURSE('../lib/socket_wrapper')
  25     opt.RECURSE('../lib/tevent')
  26     opt.RECURSE('../lib/tdb')
  27
  28     opt.add_option('--with-static-modules',
  29                    help=("Comma-separated list of names of modules to statically link in"),
  30                    action="store", dest='static_modules', default=None)
  31     opt.add_option('--with-shared-modules',
  32                    help=("Comma-separated list of names of modules to build shared"),
  33                    action="store", dest='shared_modules', default=None)
  34     opt.add_option('--enable-selftest',
  35                   help=("enable options necessary for selftest"),
  36                   action="store_true", dest='enable_selftest', default=False)
  37
  38     opt.SAMBA3_ADD_OPTION('winbind')
  39     opt.SAMBA3_ADD_OPTION('swat')
  40     opt.SAMBA3_ADD_OPTION('ads')
  41     opt.SAMBA3_ADD_OPTION('krb5')
  42     opt.SAMBA3_ADD_OPTION('ldap')
  43     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  44     opt.SAMBA3_ADD_OPTION('merged-build', with_name="enable", without_name="disable")
  45     opt.SAMBA3_ADD_OPTION('pam')
  46     opt.SAMBA3_ADD_OPTION('quotas')
  47     opt.SAMBA3_ADD_OPTION('sys-quotas')
  48     opt.SAMBA3_ADD_OPTION('sendfile-support')
  49     opt.SAMBA3_ADD_OPTION('utmp')
  50     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable")
  51     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  52     opt.SAMBA3_ADD_OPTION('iconv')
  53     opt.SAMBA3_ADD_OPTION('acl-support')
  54     opt.SAMBA3_ADD_OPTION('dnsupdate')
  55
  56
  57 def configure(conf):
  58     from samba_utils import TO_LIST
  59
  60     version = samba_version.load_version(env=conf.env)
  61
  62     conf.DEFINE('CONFIG_H_IS_FROM_SAMBA', 1)
  63     conf.DEFINE('_SAMBA_BUILD_', version.MAJOR, add_to_cflags=True)
  64     conf.DEFINE('HAVE_CONFIG_H', 1, add_to_cflags=True)
  65
  66     if Options.options.developer:
  67         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  68         conf.env['developer'] = True
  69
  70     if Options.options.with_swat:
  71         conf.env['build_swat'] = True
  72
  73     conf.ADD_EXTRA_INCLUDES('''#source3 #source3/include #lib/replace #lib/talloc
  74                                #lib/tevent #source3/libaddns #source3/librpc
  75                                #source3/lib #lib/tdb/include #lib/popt #source4''')
  76
  77     conf.RECURSE('../lib/replace')
  78     conf.RECURSE('build')
  79     conf.RECURSE('../lib/tdb')
  80     conf.RECURSE('../lib/talloc')
  81     conf.RECURSE('../lib/tevent')
  82     conf.RECURSE('../lib/popt')
  83     conf.RECURSE('../lib/nss_wrapper')
  84     conf.RECURSE('../lib/socket_wrapper')
  85     conf.RECURSE('../lib/zlib')
  86     conf.RECURSE('../libcli/smbreadline')
  87
  88     conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  89
  90     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  91
  92     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod mknod64')
  93     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  94     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  95     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  96     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
  97     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  98     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups sysconf stat64 fstat64')
  99     conf.CHECK_FUNCS('lstat64 fopen64 atexit grantpt lseek64 ftruncate64 posix_fallocate posix_fallocate64')
 100     conf.CHECK_FUNCS('fseek64 fseeko64 ftell64 ftello64 setluid')
 101     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
 102     conf.CHECK_FUNCS('opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64')
 103     conf.CHECK_FUNCS('getpwent_r getdents64 setenv strcasecmp fcvt fcvtl')
 104     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale nl_langinfo')
 105     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
 106     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
 107     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
 108     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
 109     conf.CHECK_FUNCS('shmget')
 110     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
 111     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain')
 112     #FIXME: for some reason this one still fails
 113     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
 114     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 115     conf.CHECK_DECLS('fdatasync', reverse=True)
 116     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 117
 118     if conf.CHECK_CODE('''
 119 #if defined(HAVE_UNISTD_H)
 120 #include <unistd.h>
 121 #endif
 122 long ret = splice(0,0,1,0,400,0);
 123 ''',
 124         'HAVE_LINUX_SPLICE',
 125         headers='fcntl.h'):
 126         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 127
 128     # Check for inotify support
 129     conf.CHECK_HEADERS('linux/inotify.h asm/unistd.h sys/inotify.h')
 130     conf.CHECK_FUNCS('inotify_init')
 131     if "HAVE_LINUX_INOTIFY_H" in conf.env and "HAVE_INOTIFY_INIT" in conf.env:
 132         conf.DEFINE('HAVE_INOTIFY', 1)
 133
 134     # Check for kernel change notify support
 135     conf.CHECK_CODE('''
 136 #ifndef F_NOTIFY
 137 #define F_NOTIFY 1026
 138 #endif
 139 main() {
 140         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 141 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 142         headers='fcntl.h signal.h',
 143         msg="Checking for kernel change notify support")
 144
 145     # Check for Linux kernel oplocks
 146     conf.CHECK_CODE('''
 147 #include <sys/types.h>
 148 #include <fcntl.h>
 149 #include <signal.h>
 150 #ifndef F_NOTIFY
 151 #define F_NOTIFY 1026
 152 #endif
 153 main() {
 154         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 155 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 156         msg="Checking for Linux kernel oplocks")
 157
 158     # Check for IRIX kernel oplock types
 159     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 160                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 161                     msg="Checking for IRIX kernel oplock types")
 162
 163     # Check for krenel share modes
 164     conf.CHECK_CODE('''
 165 #include <sys/types.h>
 166 #include <fcntl.h>
 167 #include <signal.h>
 168 #include <sys/file.h>
 169 #ifndef LOCK_MAND
 170 #define LOCK_MAND       32
 171 #define LOCK_READ       64
 172 #endif
 173 main() {
 174         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 175 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 176         msg="Checking for krenel share modes")
 177
 178     # Check for various members of the stat structure
 179     conf.CHECK_TYPES('blksize_t blkcnt_t')
 180     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 181                                 headers='sys/stat.h')
 182     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 183                                 headers='sys/stat.h')
 184
 185     # Check for POSIX capability support
 186     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 187
 188     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 189         conf.CHECK_CODE('''
 190         cap_t cap;
 191         cap_value_t vals[1];
 192         if (!(cap = cap_get_proc())) exit(1);
 193         vals[0] = CAP_CHOWN;
 194         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 195         cap_set_proc(cap);''',
 196                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 197                         headers='sys/capability.h',
 198                         msg="Checking whether POSIX capabilities are available")
 199
 200     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 201     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 202     # -- JRA.
 203     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 204         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 205                         define='HAVE_INT16_FROM_RPC_RPC_H',
 206                         msg="Checking for int16 typedef included by rpc/rpc.h")
 207         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 208                         headers='sys/types.h rpc/rpc.h',
 209                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 210         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 211                         headers='sys/types.h rpc/rpc.h',
 212                         msg="Checking for int32 typedef included by rpc/rpc.h")
 213         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 214                         headers='sys/types.h rpc/rpc.h',
 215                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 216     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 217                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 218                     msg="Checking for broken nisplus include files")
 219
 220     # Check if the compiler will optimize out functions
 221     conf.CHECK_CODE('''
 222 if (0) {
 223     this_function_does_not_exist();
 224 } else {
 225     return 1;
 226 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 227         msg="Checking if the compiler will optimize out functions")
 228
 229     # Check if the compiler supports the LL suffix on long long integers
 230     # AIX needs this
 231     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 232                     headers='stdio.h',
 233                     msg="Checking for LL suffix on long long integers")
 234
 235     conf.CHECK_FUNCS('''
 236 _acl __acl add_proplist_entry atexit attr_getf attr_list attr_listf
 237 attropen attr_remove attr_removef attr_set attr_setf backtrace_symbols
 238 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 239 __closedir closedir64 creat64 crypt16 delproplist devnm dgettext dirfd
 240 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 241 extattr_delete_fd extattr_delete_link extattr_get_fd extattr_get_file
 242 extattr_get_link extattr_list_fd extattr_list_file extattr_list_link
 243 extattr_set_fd extattr_set_file extattr_set_link _facl __facl _fchdir
 244 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 245 fdelproplist fgetea fgetproplist fgetxattr flistea flistxattr fopen64
 246 _fork __fork fremoveea fremovexattr fseek64 fseeko64 fsetea
 247 fsetproplist fsetxattr _fstat __fstat fstat64 _fstat64 __fstat64 fsync
 248 ftell64 ftello64 ftruncate64 futimens futimes __fxstat getauthuid
 249 getcwd _getcwd __getcwd getdents __getdents getdents64 getdirentries
 250 getgrent getgrnam getgrouplist getmntent getpagesize
 251 getproplist get_proplist_entry getpwanam getpwent_r getrlimit gettext
 252 glob grantpt hstrerror initgroups innetgr
 253 inotify_init lgetea lgetxattr listea listxattr llistea llistxattr
 254 llseek _llseek __llseek lremoveea lremovexattr _lseek __lseek lseek64
 255 lsetea lsetxattr _lstat __lstat lstat64 _lstat64 __lstat64 lutimes
 256 __lxstat memalign mknod mknod64 mlock mlockall munlock munlockall
 257 nl_langinfo _open __open open64 _open64 __open64 _opendir __opendir
 258 opendir64 pathconf poll posix_fallocate posix_fallocate64
 259 posix_memalign prctl pread _pread __pread pread64 _pread64 __pread64
 260 pwrite _pwrite __pwrite pwrite64 _pwrite64
 261 __pwrite64 rdchk _read __read _readdir __readdir readdir64 _readdir64
 262 __readdir64 removeea removexattr rewinddir64 _seekdir __seekdir
 263 seekdir64 select setea setenv setgidx setgroups setlocale setluid
 264 setmntent setpgid setpriv setproplist setsid setuidx
 265 setxattr shmget shm_open sigaction sigblock sigprocmask sigset
 266 sizeof_proplist_entry _stat __stat stat64 _stat64 __stat64 statvfs
 267 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctlbyname
 268 __sys_llseek syslog _telldir __telldir telldir64 textdomain timegm
 269 utimensat vsyslog _write __write __xstat
 270 ''')
 271
 272     conf.CHECK_TYPE('struct timespec', headers='sys/time.h time.h')
 273
 274     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 275
 276     # FIXME: these should be tests for features, but the old build system just
 277     # checks for OSes.
 278     import sys
 279     host_os = sys.platform
 280
 281     # Python doesn't have case switches... :/
 282     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 283     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 284     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 285         if host_os.rfind('linux') > -1:
 286             conf.DEFINE('LINUX', '1')
 287         elif host_os.rfind('qnx') > -1:
 288             conf.DEFINE('QNX', '1')
 289         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 290     elif (host_os.rfind('darwin') > -1):
 291         conf.DEFINE('DARWINOS', 1)
 292         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 293         conf.ADD_CFLAGS('-fno-common')
 294     # FIXME: Add more checks here.
 295     else:
 296         print "Unknown host_os '%s', please report this to samba-technical@samba.org" % host_os
 297
 298     #FIXME: add more checks
 299     if Options.options.with_acl_support:
 300         if host_os.rfind('linux') > -1:
 301             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 302             conf.CHECK_FUNCS_IN('getxattr', 'attr')
 303             if conf.CHECK_CODE('''
 304 acl_t acl;
 305 int entry_id;
 306 acl_entry_t *entry_p;
 307 return acl_get_entry(acl, entry_id, entry_p);
 308 ''',
 309                         'HAVE_POSIX_ACLS',
 310                         headers='sys/types.h sys/acl.h', link=False,
 311                         msg="Checking for POSIX ACL support") :
 312                 conf.CHECK_CODE('''
 313 acl_permset_t permset_d;
 314 acl_perm_t perm;
 315 return acl_get_perm_np(permset_d, perm);
 316 ''',
 317                         'HAVE_ACL_GET_PERM_NP',
 318                         headers='sys/types.h sys/acl.h', link=True,
 319                         msg="Checking whether acl_get_perm_np() is available")
 320         else:
 321             conf.DEFINE('HAVE_NO_ACLS', 1)
 322             conf.SET_TARGET_TYPE('acl', 'EMPTY')
 323             conf.SET_TARGET_TYPE('attr', 'EMPTY')
 324     else:
 325         conf.DEFINE('HAVE_NO_ACLS', 1)
 326         conf.SET_TARGET_TYPE('acl', 'EMPTY')
 327         conf.SET_TARGET_TYPE('attr', 'EMPTY')
 328
 329     if conf.CHECK_FUNCS('dirfd'):
 330         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 331
 332     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 333                     'HAVE_STATFS_F_FSID',
 334                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 335                     headers='sys/types.h sys/statfs.h',
 336                     execute=True)
 337
 338     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam pdb_ldap rpc_lsarpc rpc_samr
 339                                       rpc_winreg rpc_initshutdown rpc_dssetup rpc_wkssvc rpc_svcctl
 340                                       rpc_ntsvcs rpc_netlogon rpc_netdfs rpc_srvsvc rpc_spoolss
 341                                       rpc_eventlog auth_sam auth_unix auth_winbind auth_wbc auth_server
 342                                       auth_domain auth_builtin auth_netlogond vfs_default
 343                                       nss_info_template idmap_ldap idmap_tdb idmap_passdb
 344                                       idmap_nss''')
 345
 346     default_shared_modules=TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
 347                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
 348                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850
 349                                       charset_CP437 auth_script vfs_readahead vfs_xattr_tdb
 350                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
 351                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
 352                                       vfs_crossrename vfs_linux_xfs_sgid
 353                                       vfs_time_audit idmap_autorid''')
 354
 355     if Options.options.developer:
 356         default_static_modules.extend(TO_LIST('rpc_rpcecho pdb_ads'))
 357         default_shared_modules.extend(TO_LIST('charset_weird perfcount_test'))
 358
 359     if Options.options.with_acl_support and conf.CONFIG_SET('HAVE_POSIX_ACLS'):
 360         default_static_modules.extend(TO_LIST('vfs_posixacl'))
 361
 362     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
 363         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
 364
 365     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
 366         default_shared_modules.extend(TO_LIST('vfs_fileid'))
 367
 368     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
 369     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
 370
 371     final_static_modules = default_static_modules
 372     final_shared_modules = default_shared_modules
 373
 374     for m in explicit_static_modules:
 375         if m in final_shared_modules:
 376             final_shared_modules.remove(m)
 377         final_static_modules.append(m)
 378     for m in explicit_shared_modules:
 379         if m in final_static_modules:
 380             final_static_modules.remove(m)
 381         final_shared_modules.append(m)
 382
 383     conf.env['static_modules'] = final_static_modules
 384     conf.env['shared_modules'] = final_shared_modules
 385
 386     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
 387
 388     static_list = {}
 389     shared_list = {}
 390
 391     prefixes = ['vfs', 'pdb', 'rpc', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
 392     conf.env['MODULE_PREFIXES'] = prefixes
 393     for p in prefixes:
 394         for m in final_static_modules:
 395             if m.find(p) == 0:
 396                 if not p in static_list:
 397                     static_list[p] = []
 398                 static_list[p].append(m)
 399         for m in final_shared_modules:
 400             if m.find(p) == 0:
 401                 if not p in shared_list:
 402                     shared_list[p] = []
 403                 shared_list[p].append(m)
 404
 405     for p in prefixes:
 406         static_env = "%s_STATIC" % p.upper()
 407         shared_env = "%s_SHARED" % p.upper()
 408         conf.env[static_env] = []
 409         conf.env[shared_env] = []
 410         if p in static_list:
 411             decl_list=""
 412             if p == "rpc":
 413                 for entry in static_list[p]:
 414                     decl_list += "extern NTSTATUS %s_init(const struct rpc_srv_callbacks *rpc_srv_cb); " % entry
 415                     conf.env[static_env].append('%s' % entry)
 416                 decl_list = decl_list.rstrip()
 417                 conf.DEFINE('static_decl_%s' % p, decl_list)
 418                 conf.DEFINE('static_init_%s' % p, '{ %s_init(NULL); }' % '_init(NULL);  '.join(static_list[p]))
 419             else:
 420                 for entry in static_list[p]:
 421                     decl_list += "extern NTSTATUS %s_init(void); " % entry
 422                     conf.env[static_env].append('%s' % entry)
 423                 decl_list = decl_list.rstrip()
 424                 conf.DEFINE('static_decl_%s' % p, decl_list)
 425                 conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
 426         else:
 427             conf.DEFINE('static_decl_%s' % p, '')
 428             conf.DEFINE('static_init_%s' % p, '{}')
 429         if p in shared_list:
 430             for entry in shared_list[p]:
 431                 conf.DEFINE('%s_init' % entry, 'init_samba_module')
 432                 conf.env[shared_env].append('%s' % entry)
 433
 434     if Options.options.with_winbind:
 435         conf.env.build_winbind = True
 436         conf.DEFINE('WITH_WINBIND', '1')
 437
 438     conf.find_program('awk', var='AWK')
 439     conf.find_program('perl', var='PERL')
 440
 441     # Darwin has extra options to xattr-family functions
 442     conf.CHECK_CODE('getxattr(0, 0, 0, 0, 0, 0);',
 443                     'XATTR_ADD_OPT',
 444                     msg="Checking whether xattr interface takes additional options",
 445                     headers='sys/types.h attr/xattr.h sys/xattr.h')
 446
 447     conf.CHECK_HEADERS('asm/types.h')
 448
 449     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 450                     headers='unistd.h sys/types.h',
 451                     msg="Checking for major macro")
 452
 453     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 454                     headers='unistd.h sys/types.h',
 455                     msg="Checking for minor macro")
 456
 457     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 458                                 headers='unistd.h sys/types.h dirent.h',
 459                                 define='HAVE_DIRENT_D_OFF')
 460
 461     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 462     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 463                     msg="Checking for setnetgrent prototype",
 464                     headers='netdb.h netgroup.h',
 465                     cflags="-Werror-implicit-function-declaration")
 466     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 467                     msg="Checking for getnetgrent prototype",
 468                     headers='netdb.h netgroup.h',
 469                     cflags="-Werror-implicit-function-declaration")
 470     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 471                     msg="Checking for endnetgrent prototype",
 472                     headers='netdb.h netgroup.h',
 473                     cflags="-Werror-implicit-function-declaration")
 474
 475     #FIXME: Should just be set when krb5 and ldap requirements are fulfilled
 476     if Options.options.with_ads:
 477         conf.DEFINE('WITH_ADS', '1')
 478
 479     # Look for CUPS
 480     conf.find_program('cups-config', var='CUPS_CONFIG')
 481     if conf.env.CUPS_CONFIG and Options.options.with_cups:
 482         conf.check_cfg(path="cups-config", args="--cflags --ldflags --libs",
 483                        package="", uselib_store="cups")
 484         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 485         conf.CHECK_LIB('cups')
 486         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 487     else:
 488         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 489         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 490
 491     # Check for LDAP
 492     if Options.options.with_ldap:
 493         conf.CHECK_HEADERS('ldap.h lber.h')
 494         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 495         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 496         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 497         # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 498         # SASL wrapping hooks
 499         if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 500                 conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 501             conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 502
 503         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 504         # for the samba logs
 505         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 506                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 507
 508         conf.CHECK_FUNCS_IN('ldap_init ldap_initialize ldap_set_rebind_proc', 'ldap')
 509         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 510
 511         # Check if ldap_set_rebind_proc() takes three arguments
 512         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 513                            'LDAP_SET_REBIND_PROC_ARGS',
 514                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 515                            headers='ldap.h lber.h', link=False):
 516             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 517         else:
 518             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 519
 520         # last but not least, if ldap_init() exists, we want to use ldap
 521         if conf.CONFIG_SET('HAVE_LDAP_INIT'):
 522             conf.DEFINE('HAVE_LDAP', '1')
 523             conf.DEFINE('LDAP_DEPRECATED', '1')
 524             conf.env['SMBLDAP'] = 'lib/smbldap.c'
 525             conf.env['SMBLDAPUTIL'] = 'lib/smbldap_util.c'
 526     else:
 527         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 528         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 529
 530     # Check for kerberos
 531     conf.find_program('krb5-config', var='KRB5_CONFIG')
 532     if conf.env.KRB5_CONFIG and Options.options.with_krb5:
 533         conf.check_cfg(path="krb5-config", args="--cflags --libs",
 534                        package="gssapi", uselib_store="krb5")
 535         conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
 536         conf.CHECK_HEADERS('gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h com_err.h', lib='krb5')
 537
 538         if conf.CONFIG_SET('HAVE_KRB5_LOCATE_PLUGIN_H'):
 539             conf.env['WINBIND_KRB5_LOCATOR'] = 'bin/winbind_krb5_locator.so'
 540
 541         conf.CHECK_FUNCS_IN('_et_list', 'com_err')
 542         conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
 543         conf.CHECK_FUNCS_IN('crypto', 'des_set_key')
 544         conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
 545         conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
 546         if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi gssapi_krb5'):
 547             conf.DEFINE('HAVE_GSSAPI', '1')
 548         conf.CHECK_FUNCS_IN('gss_wrap_iov', 'gssapi gssapi_krb5 krb5')
 549         conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
 550         conf.CHECK_FUNCS('''
 551 krb5_set_real_time krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
 552 krb5_set_default_tgs_ktypes krb5_principal2salt krb5_use_enctype
 553 krb5_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
 554 krb5_auth_con_setuseruserkey krb5_locate_kdc krb5_get_permitted_enctypes
 555 krb5_get_default_in_tkt_etypes krb5_free_data_contents
 556 krb5_principal_get_comp_string krb5_free_unparsed_name
 557 krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
 558 krb5_krbhst_get_addrinfo krb5_c_enctype_compare krb5_enctypes_compatible_keys
 559 krb5_crypto_init krb5_crypto_destroy krb5_decode_ap_req free_AP_REQ
 560 krb5_verify_checksum krb5_c_verify_checksum krb5_principal_compare_any_realm
 561 krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
 562 krb5_get_renewed_creds krb5_get_kdc_cred krb5_free_error_contents
 563 initialize_krb5_error_table krb5_get_init_creds_opt_alloc
 564 krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
 565 krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
 566 krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
 567 krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm''',
 568                          lib='krb5')
 569         conf.CHECK_DECLS('''krb5_get_credentials_for_user
 570                             krb5_auth_con_set_req_cksumtype''',
 571                             headers='krb5.h', always=True)
 572         conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h')
 573         conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h')
 574         conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h')
 575         conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h')
 576         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key', headers='krb5.h',
 577                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
 578         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock', headers='krb5.h',
 579                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
 580         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic', headers='krb5.h',
 581                                     define='HAVE_MAGIC_IN_KRB5_ADDRESS')
 582         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype', headers='krb5.h',
 583                                     define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
 584         conf.CHECK_STRUCTURE_MEMBER('krb5_ticket', 'enc_part2', headers='krb5.h',
 585                                     define='HAVE_KRB5_TKT_ENC_PART2')
 586         conf.CHECK_STRUCTURE_MEMBER('krb5_creds', 'keyblock', headers='krb5.h',
 587                                     define='HAVE_KRB5_KEYBLOCK_IN_CREDS')
 588         conf.CHECK_STRUCTURE_MEMBER('krb5_creds', 'session', headers='krb5.h',
 589                                     define='HAVE_KRB5_SESSION_IN_CREDS')
 590         conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket', headers='krb5.h',
 591                                     define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
 592
 593         conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h')
 594
 595         conf.CHECK_CODE('''
 596 krb5_ticket ticket;
 597 krb5_kvno kvno;
 598 krb5_enctype enctype;
 599 enctype = ticket.enc_part.enctype;
 600 kvno = ticket.enc_part.kvno;
 601 ''',
 602                         'KRB5_TICKET_HAS_KEYINFO',
 603                         headers='krb5.h', link=False,
 604                         msg="Checking whether the krb5_ticket structure contains the kvno and enctype")
 605         conf.CHECK_CODE('''
 606 krb5_context ctx;
 607 krb5_get_init_creds_opt *opt = NULL;
 608 krb5_get_init_creds_opt_free(ctx, opt);
 609 ''',
 610                         'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
 611                         headers='krb5.h', link=False,
 612                         msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
 613         conf.CHECK_CODE('krb5_mk_error(0,0,0)',
 614                         'HAVE_SHORT_KRB5_MK_ERROR_INTERFACE',
 615                         headers='krb5.h', link=False,
 616                         msg="Checking whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal")
 617         conf.CHECK_CODE('''
 618 const krb5_data *pkdata;
 619 krb5_context context;
 620 krb5_principal principal;
 621 pkdata = krb5_princ_component(context, principal, 0);
 622 ''',
 623                         'HAVE_KRB5_PRINC_COMPONENT',
 624                         headers='krb5.h', lib='krb5',
 625                         msg="Checking whether krb5_princ_component is available")
 626
 627         conf.CHECK_CODE('''
 628 int main(void) {
 629 char buf[256];
 630 krb5_enctype_to_string(1, buf, 256);
 631 return 0;
 632 }''',
 633                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
 634                         headers='krb5.h', lib='krb5',
 635                         addmain=False, cflags='-Werror',
 636                         msg="Checking whether krb5_enctype_to_string takes size_t argument")
 637
 638         conf.CHECK_CODE('''
 639 int main(void) {
 640 krb5_context context = NULL;
 641 char *str = NULL;
 642 krb5_enctype_to_string(context, 1, &str);
 643 if (str) free (str);
 644 return 0;
 645 }''',
 646                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
 647                         headers='krb5.h stdlib.h', lib='krb5',
 648                         addmain=False, cflags='-Werror',
 649                         msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
 650         conf.CHECK_CODE('''
 651 int main(void) {
 652 krb5_context ctx = NULL;
 653 krb5_principal princ = NULL;
 654 const char *str = krb5_princ_realm(ctx, princ)->data;
 655 return 0;
 656 }''',
 657                         'HAVE_KRB5_PRINC_REALM',
 658                         headers='krb5.h', lib='krb5',
 659                         addmain=False,
 660                         msg="Checking whether the macro krb5_princ_realm is defined")
 661         if conf.CHECK_CODE('''krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);''',
 662                         'KRB5_VERIFY_CHECKSUM_ARGS',
 663                         headers='krb5.h', lib='krb5',
 664                         msg="Checking whether krb5_verify_checksum takes 7 arguments"):
 665             conf.DEFINE('KRB5_VERIFY_CHECKSUM_ARGS', '7')
 666         else:
 667             conf.DEFINE('KRB5_VERIFY_CHECKSUM_ARGS', '6')
 668
 669         conf.CHECK_CODE('''
 670 krb5_enctype enctype;
 671 enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
 672 ''',
 673             '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
 674             headers='krb5.h', lib='krb5',
 675             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
 676         conf.CHECK_CODE('''
 677 krb5_keytype keytype;
 678 keytype = KEYTYPE_ARCFOUR_56;
 679 ''',
 680             '_HAVE_KEYTYPE_ARCFOUR_56',
 681             headers='krb5.h', lib='krb5',
 682             msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
 683         if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
 684             conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
 685
 686         conf.CHECK_CODE('''
 687 krb5_enctype enctype;
 688 enctype = ENCTYPE_ARCFOUR_HMAC;
 689 ''',
 690             'HAVE_ENCTYPE_ARCFOUR_HMAC',
 691             headers='krb5.h', lib='krb5',
 692             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
 693
 694         conf.CHECK_CODE('''
 695 krb5_context context;
 696 krb5_keytab keytab;
 697 krb5_init_context(&context);
 698 return krb5_kt_resolve(context, "WRFILE:api", &keytab);
 699 ''',
 700             'HAVE_WRFILE_KEYTAB',
 701             headers='krb5.h', lib='krb5', execute=True,
 702             msg="Checking whether the WRFILE:-keytab is supported");
 703
 704         conf.DEFINE('HAVE_KRB5', '1')
 705
 706     else:
 707         conf.SET_TARGET_TYPE('krb5', 'EMPTY')
 708         conf.SET_TARGET_TYPE('gssapi', 'EMPTY')
 709         conf.SET_TARGET_TYPE('gssapi_krb5', 'EMPTY')
 710         conf.SET_TARGET_TYPE('com_err', 'EMPTY')
 711         conf.SET_TARGET_TYPE('k5crypto', 'EMPTY')
 712
 713     if Options.options.with_utmp:
 714         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 715         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 716                                     define='HAVE_UT_UT_NAME')
 717         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 718                                     define='HAVE_UT_UT_USER')
 719         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 720                                     define='HAVE_UT_UT_ID')
 721         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 722                                     define='HAVE_UT_UT_HOST')
 723         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 724                                     define='HAVE_UT_UT_TIME')
 725         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 726                                     define='HAVE_UT_UT_TV')
 727         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 728                                     define='HAVE_UT_UT_TYPE')
 729         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 730                                     define='HAVE_UT_UT_PID')
 731         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 732                                     define='HAVE_UT_UT_EXIT')
 733         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr_v6', headers='utmp.h',
 734                                     define='HAVE_UT_UT_ADDR_V6')
 735         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr', headers='utmp.h',
 736                                     define='HAVE_UT_UT_ADDR')
 737         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 738                                     define='HAVE_UX_UT_SYSLEN')
 739         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 740                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 741                         msg="Checking whether pututline returns pointer")
 742         conf.DEFINE('WITH_UTMP', 1)
 743
 744     if Options.options.with_avahi:
 745         conf.env.with_avahi = True
 746         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 747         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 748         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 749         if conf.env.with_avahi:
 750             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 751     else:
 752         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 753         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 754
 755     if Options.options.with_iconv:
 756         conf.env.with_iconv = True
 757         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 758             conf.env.with_iconv = False
 759         if conf.env.with_iconv:
 760             conf.DEFINE('HAVE_ICONV', 1)
 761
 762     if Options.options.with_pam:
 763         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 764         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 765             print "--with-pam=yes but pam_appl.h not found"
 766             sys.exit(1)
 767         conf.CHECK_FUNCS_IN('pam_get_data', 'pam', mandatory=True)
 768         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 769         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 770             print "--with-pam=yes but pam_modules.h not found"
 771             sys.exit(1)
 772         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 773         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 774         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 775         conf.CHECK_CODE('''
 776 #if defined(HAVE_SECURITY_PAM_APPL_H)
 777 #include <security/pam_appl.h>
 778 #elif defined(HAVE_PAM_PAM_APPL_H)
 779 #include <pam/pam_appl.h>
 780 #endif
 781 pam_set_item(0, PAM_RHOST, 0);
 782 ''',
 783             'HAVE_PAM_RHOST',
 784             lib='pam',
 785             msg="Checking whether PAM_RHOST is available");
 786         conf.CHECK_CODE('''
 787 #if defined(HAVE_SECURITY_PAM_APPL_H)
 788 #include <security/pam_appl.h>
 789 #elif defined(HAVE_PAM_PAM_APPL_H)
 790 #include <pam/pam_appl.h>
 791 #endif
 792 pam_set_item(0, PAM_TTY, 0);
 793 ''',
 794             'HAVE_PAM_TTY',
 795             lib='pam',
 796             msg="Checking whether PAM_TTY is available");
 797         conf.CHECK_CODE('''
 798 #if (!defined(LINUX))
 799
 800 #define PAM_EXTERN extern
 801 #if defined(HAVE_SECURITY_PAM_APPL_H)
 802 #include <security/pam_appl.h>
 803 #elif defined(HAVE_PAM_PAM_APPL_H)
 804 #include <pam/pam_appl.h>
 805 #endif
 806
 807 #endif
 808
 809 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 810 #include <security/pam_modules.h>
 811 #elif defined(HAVE_PAM_PAM_MODULES_H)
 812 #include <pam/pam_modules.h>
 813 #endif
 814
 815 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 816 #include <security/_pam_macros.h>
 817 #elif defined(HAVE_PAM__PAM_MACROS_H)
 818 #include <pam/_pam_macros.h>
 819 #endif
 820
 821 #ifdef HAVE_SECURITY_PAM_EXT_H
 822 #include <security/pam_ext.h>
 823 #endif
 824
 825 int i; i = PAM_RADIO_TYPE;
 826 ''',
 827             'HAVE_PAM_RADIO_TYPE',
 828             lib='pam',
 829             msg="Checking whether PAM_RADIO_TYPE is available");
 830         conf.DEFINE('WITH_PAM', 1)
 831         conf.DEFINE('WITH_PAM_MODULES', 1)
 832
 833     seteuid = False
 834     if not seteuid:
 835         seteuid = conf.CHECK_CODE('''
 836                                 #define AUTOCONF_TEST 1
 837                                 #define USE_SETREUID 1
 838                                 #include "./lib/util_sec.c"
 839                                 ''',
 840                                 'USE_SETREUID',
 841                                 addmain=False,
 842                                 execute=True,
 843                                 msg="Checking whether setreuid is available")
 844     if not seteuid:
 845         seteuid = conf.CHECK_CODE('''
 846                                 #define AUTOCONF_TEST 1
 847                                 #define USE_SETRESUID 1
 848                                 #include "./lib/util_sec.c"
 849                                 ''',
 850                                 'USE_SETRESUID',
 851                                 addmain=False,
 852                                 execute=True,
 853                                 msg="Checking whether setresuid is available")
 854     if not seteuid:
 855         seteuid = conf.CHECK_CODE('''
 856                                 #define AUTOCONF_TEST 1
 857                                 #define USE_SETEUID 1
 858                                 #include "./lib/util_sec.c"
 859                                 ''',
 860                                 'USE_SETEUID',
 861                                 addmain=False,
 862                                 execute=True,
 863                                 msg="Checking whether seteuid is available")
 864     if not seteuid:
 865         seteuid = conf.CHECK_CODE('''
 866                                 #define AUTOCONF_TEST 1
 867                                 #define USE_SETUIDX 1
 868                                 #include "./lib/util_sec.c"
 869                                 ''',
 870                                 'USE_SETUIDX',
 871                                 addmain=False,
 872                                 execute=True,
 873                                 mandatory=True,
 874                                 msg="Checking whether setuidx is available")
 875     if Options.options.with_dnsupdate:
 876         conf.CHECK_HEADERS('uuid/uuid.h')
 877         conf.CHECK_FUNCS_IN('uuid_generate', 'uuid')
 878         if not conf.CONFIG_SET('HAVE_UUID_UUID_H') and not conf.CONFIG_SET('HAVE_UUID_GENERATE'):
 879             print "--with-dnsupdate=yes but uuid support not sufficient"
 880             sys.exit(1)
 881         conf.DEFINE('WITH_DNS_UPDATES', 1)
 882     else:
 883         conf.SET_TARGET_TYPE('uuid', 'EMPTY')
 884     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 885     if Options.options.developer:
 886         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 887             conf.DEFINE('VALGRIND', '1')
 888
 889     conf.SAMBA_CONFIG_H('include/config.h')
 890
 891 def ctags(ctx):
 892     "build 'tags' file using ctags"
 893     import Utils
 894     source_root = os.path.dirname(Utils.g_module.root_path)
 895     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
 896     print("Running: %s" % cmd)
 897     os.system(cmd)