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 sys.path.insert(0, "source3")
  13 import wafsamba, Options, Logs, Utils, Scripting
  14 import build.charset
  15 import samba_utils, samba_version
  16 import samba3
  17
  18 def set_options(opt):
  19     if not os.getenv('TOPLEVEL_BUILD'):
  20         opt.BUILTIN_DEFAULT('NONE')
  21         opt.PRIVATE_EXTENSION_DEFAULT('s3')
  22         opt.RECURSE('../lib/replace')
  23         opt.RECURSE('build')
  24         opt.RECURSE('selftest')
  25         opt.RECURSE('../lib/nss_wrapper')
  26         opt.RECURSE('../lib/socket_wrapper')
  27         opt.RECURSE('../lib/tevent')
  28         opt.RECURSE('../lib/tdb')
  29
  30     opt.add_option('--with-static-modules',
  31                    help=("Comma-separated list of names of modules to statically link in"),
  32                    action="store", dest='static_modules', default=None)
  33     opt.add_option('--with-shared-modules',
  34                    help=("Comma-separated list of names of modules to build shared"),
  35                    action="store", dest='shared_modules', default=None)
  36     opt.add_option('--enable-selftest',
  37                   help=("enable options necessary for selftest"),
  38                   action="store_true", dest='enable_selftest', default=False)
  39
  40     opt.SAMBA3_ADD_OPTION('winbind')
  41     opt.SAMBA3_ADD_OPTION('swat')
  42     opt.SAMBA3_ADD_OPTION('ads')
  43     opt.SAMBA3_ADD_OPTION('krb5')
  44     opt.SAMBA3_ADD_OPTION('ldap')
  45     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  46     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  47     opt.SAMBA3_ADD_OPTION('merged-build', with_name="enable", without_name="disable")
  48     opt.SAMBA3_ADD_OPTION('pam')
  49     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  50     opt.SAMBA3_ADD_OPTION('quotas')
  51     opt.SAMBA3_ADD_OPTION('sys-quotas')
  52     opt.SAMBA3_ADD_OPTION('sendfile-support')
  53     opt.SAMBA3_ADD_OPTION('utmp')
  54     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable")
  55     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  56     opt.SAMBA3_ADD_OPTION('iconv')
  57     opt.SAMBA3_ADD_OPTION('acl-support')
  58     opt.SAMBA3_ADD_OPTION('dnsupdate')
  59     opt.SAMBA3_ADD_OPTION('syslog')
  60     opt.SAMBA3_ADD_OPTION('automount')
  61     opt.SAMBA3_ADD_OPTION('aio-support')
  62     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  63
  64     opt.SAMBA3_ADD_OPTION('cluster-support')
  65
  66     opt.add_option('--with-ctdb-dir',
  67                    help=("Directory under which ctdb is installed"),
  68                    action="store", dest='ctdb_dir', default=None)
  69     opt.add_option('--enable-old-ctdb',
  70                   help=("enable building against (too) old version of ctdb (default=false)"),
  71                   action="store_true", dest='enable_old_ctdb', default=False)
  72
  73
  74
  75 def configure(conf):
  76     from samba_utils import TO_LIST
  77
  78     if not conf.env.toplevel_build:
  79         version = samba_version.load_version(env=conf.env)
  80         conf.DEFINE('CONFIG_H_IS_FROM_SAMBA', 1)
  81         conf.DEFINE('_SAMBA_WAF_BUILD_', version.MAJOR)
  82         conf.DEFINE('_SAMBA_BUILD_', version.MAJOR, add_to_cflags=True)
  83         conf.DEFINE('HAVE_CONFIG_H', 1, add_to_cflags=True)
  84
  85     if Options.options.developer:
  86         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  87         conf.env.developer = True
  88
  89     if Options.options.with_swat:
  90         conf.env['build_swat'] = True
  91
  92     if not conf.env.toplevel_build:
  93         conf.RECURSE('../lib/replace')
  94         conf.RECURSE('build')
  95         conf.RECURSE('../lib/tdb')
  96         conf.RECURSE('../lib/talloc')
  97         conf.RECURSE('../lib/tevent')
  98         conf.RECURSE('../lib/popt')
  99         conf.RECURSE('../lib/nss_wrapper')
 100         conf.RECURSE('../lib/socket_wrapper')
 101         conf.RECURSE('../lib/zlib')
 102         conf.RECURSE('../libcli/smbreadline')
 103         conf.RECURSE('../lib/util')
 104
 105         conf.ADD_EXTRA_INCLUDES('''#source3 #source3/include #lib/replace''')
 106         if not conf.env.USING_SYSTEM_TDB:
 107             conf.ADD_EXTRA_INCLUDES('#lib/tdb/include')
 108         if not conf.env.USING_SYSTEM_TEVENT:
 109             conf.ADD_EXTRA_INCLUDES('#lib/tevent')
 110         if not conf.env.USING_SYSTEM_TALLOC:
 111             conf.ADD_EXTRA_INCLUDES('#lib/talloc')
 112         if not conf.env.USING_SYSTEM_POPT:
 113             conf.ADD_EXTRA_INCLUDES('#lib/popt')
 114
 115     conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
 116
 117     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
 118     conf.CHECK_HEADERS('linux/falloc.h')
 119
 120     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod mknod64')
 121     conf.CHECK_FUNCS('strtol strchr strupr chflags')
 122     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
 123     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
 124     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
 125     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
 126     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups sysconf stat64 fstat64')
 127     conf.CHECK_FUNCS('lstat64 fopen64 atexit grantpt lseek64 ftruncate64 fallocate fallocate64 posix_fallocate posix_fallocate64')
 128     conf.CHECK_FUNCS('fseek64 fseeko64 ftell64 ftello64 setluid')
 129     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
 130     conf.CHECK_FUNCS('opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64')
 131     conf.CHECK_FUNCS('fdopendir fdopendir64')
 132     conf.CHECK_FUNCS('getpwent_r getdents64 setenv strcasecmp fcvt fcvtl')
 133     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale nl_langinfo')
 134     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
 135     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
 136     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
 137     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
 138     conf.CHECK_FUNCS('shmget')
 139     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
 140     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain')
 141     #FIXME: for some reason this one still fails
 142     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
 143     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 144     conf.CHECK_DECLS('fdatasync', reverse=True)
 145     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 146
 147     if conf.CONFIG_SET('HAVE_LONG_LONG'):
 148         conf.DEFINE('HAVE_LONGLONG', 1)
 149
 150     if conf.CHECK_CODE('''
 151 #if defined(HAVE_UNISTD_H)
 152 #include <unistd.h>
 153 #endif
 154 long ret = splice(0,0,1,0,400,0);
 155 ''',
 156         'HAVE_LINUX_SPLICE',
 157         headers='fcntl.h'):
 158         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 159
 160     # Check for inotify support
 161     conf.CHECK_HEADERS('linux/inotify.h asm/unistd.h sys/inotify.h')
 162     conf.CHECK_FUNCS('inotify_init')
 163     if "HAVE_LINUX_INOTIFY_H" in conf.env and "HAVE_INOTIFY_INIT" in conf.env:
 164         conf.DEFINE('HAVE_INOTIFY', 1)
 165
 166     # Check for kernel change notify support
 167     conf.CHECK_CODE('''
 168 #ifndef F_NOTIFY
 169 #define F_NOTIFY 1026
 170 #endif
 171 main() {
 172         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 173 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 174         headers='fcntl.h signal.h',
 175         msg="Checking for kernel change notify support")
 176
 177     # Check for Linux kernel oplocks
 178     conf.CHECK_CODE('''
 179 #include <sys/types.h>
 180 #include <fcntl.h>
 181 #include <signal.h>
 182 #ifndef F_NOTIFY
 183 #define F_NOTIFY 1026
 184 #endif
 185 main() {
 186         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 187 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 188         msg="Checking for Linux kernel oplocks")
 189
 190     # Check for IRIX kernel oplock types
 191     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 192                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 193                     msg="Checking for IRIX kernel oplock types")
 194
 195     # Check for kernel share modes
 196     conf.CHECK_CODE('''
 197 #include <sys/types.h>
 198 #include <fcntl.h>
 199 #include <signal.h>
 200 #include <sys/file.h>
 201 #ifndef LOCK_MAND
 202 #define LOCK_MAND       32
 203 #define LOCK_READ       64
 204 #endif
 205 main() {
 206         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 207 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 208         msg="Checking for krenel share modes")
 209
 210     # Check for various members of the stat structure
 211     conf.CHECK_TYPES('blksize_t blkcnt_t')
 212     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 213                                 headers='sys/stat.h')
 214     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 215                                 headers='sys/stat.h')
 216     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 217                                 headers='sys/types.h sys/stat.h unistd.h')
 218
 219     # Check for POSIX capability support
 220     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 221
 222     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 223         conf.CHECK_CODE('''
 224         cap_t cap;
 225         cap_value_t vals[1];
 226         if (!(cap = cap_get_proc())) exit(1);
 227         vals[0] = CAP_CHOWN;
 228         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 229         cap_set_proc(cap);''',
 230                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 231                         headers='sys/capability.h',
 232                         msg="Checking whether POSIX capabilities are available")
 233
 234     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 235     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 236     # -- JRA.
 237     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 238         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 239                         define='HAVE_INT16_FROM_RPC_RPC_H',
 240                         msg="Checking for int16 typedef included by rpc/rpc.h")
 241         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 242                         headers='sys/types.h rpc/rpc.h',
 243                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 244         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 245                         headers='sys/types.h rpc/rpc.h',
 246                         msg="Checking for int32 typedef included by rpc/rpc.h")
 247         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 248                         headers='sys/types.h rpc/rpc.h',
 249                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 250     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 251                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 252                     msg="Checking for broken nisplus include files")
 253
 254     # Check if the compiler will optimize out functions
 255     conf.CHECK_CODE('''
 256 if (0) {
 257     this_function_does_not_exist();
 258 } else {
 259     return 1;
 260 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 261         msg="Checking if the compiler will optimize out functions")
 262
 263     # Check if the compiler supports the LL suffix on long long integers
 264     # AIX needs this
 265     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 266                     headers='stdio.h',
 267                     msg="Checking for LL suffix on long long integers")
 268
 269     conf.CHECK_FUNCS('''
 270 _acl __acl add_proplist_entry atexit attr_getf attr_list attr_listf
 271 attropen attr_remove attr_removef attr_set attr_setf backtrace_symbols
 272 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 273 __closedir closedir64 creat64 crypt16 delproplist devnm dgettext dirfd
 274 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 275 extattr_delete_fd extattr_delete_link extattr_get_fd extattr_get_file
 276 extattr_get_link extattr_list_fd extattr_list_file extattr_list_link
 277 extattr_set_fd extattr_set_file extattr_set_link _facl __facl _fchdir
 278 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 279 fdelproplist fgetea fgetproplist fgetxattr flistea flistxattr fopen64
 280 _fork __fork fremoveea fremovexattr fseek64 fseeko64 fsetea
 281 fsetproplist fsetxattr _fstat __fstat fstat64 _fstat64 __fstat64 fsync
 282 ftell64 ftello64 ftruncate64 futimens futimes __fxstat getauthuid
 283 getcwd _getcwd __getcwd getdents __getdents getdents64 getdirentries
 284 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 285 getproplist get_proplist_entry getpwanam getpwent_r getrlimit gettext
 286 glob grantpt hstrerror initgroups innetgr
 287 inotify_init lgetea lgetxattr listea listxattr llistea llistxattr
 288 llseek _llseek __llseek lremoveea lremovexattr _lseek __lseek lseek64
 289 lsetea lsetxattr _lstat __lstat lstat64 _lstat64 __lstat64 lutimes
 290 __lxstat memalign mknod mknod64 mlock mlockall munlock munlockall
 291 nl_langinfo _open __open open64 _open64 __open64 _opendir __opendir
 292 opendir64 pathconf poll posix_fallocate posix_fallocate64
 293 posix_memalign prctl pread _pread __pread pread64 _pread64 __pread64
 294 pwrite _pwrite __pwrite pwrite64 _pwrite64
 295 __pwrite64 rdchk _read __read _readdir __readdir readdir64 _readdir64
 296 __readdir64 removeea removexattr rewinddir64 _seekdir __seekdir
 297 seekdir64 select setea setenv setgidx setgroups setlocale setluid
 298 setmntent setpgid setpriv setproplist setsid setuidx
 299 setxattr shmget shm_open sigaction sigblock sigprocmask sigset
 300 sizeof_proplist_entry _stat __stat stat64 _stat64 __stat64 statvfs
 301 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctlbyname
 302 __sys_llseek syslog _telldir __telldir telldir64 textdomain timegm
 303 utimensat vsyslog _write __write __xstat
 304 ''')
 305
 306     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 307
 308     # FIXME: these should be tests for features, but the old build system just
 309     # checks for OSes.
 310     import sys
 311     host_os = sys.platform
 312     Logs.info("building on %s" % host_os)
 313
 314     # Python doesn't have case switches... :/
 315     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 316     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 317
 318     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 319     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 320         if host_os.rfind('linux') > -1:
 321             conf.DEFINE('LINUX', '1')
 322         elif host_os.rfind('qnx') > -1:
 323             conf.DEFINE('QNX', '1')
 324         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 325     elif (host_os.rfind('darwin') > -1):
 326         conf.DEFINE('DARWINOS', 1)
 327         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 328         conf.ADD_CFLAGS('-fno-common')
 329     elif (host_os.rfind('freebsd') > -1):
 330         if conf.CHECK_HEADERS('sunacl.h'):
 331             conf.define('HAVE_FREEBSD_SUNACL_H', '1')
 332             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 333         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 334     elif (host_os.rfind('netbsd') > -1):
 335         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 336     elif (host_os.rfind('openbsd') > -1):
 337         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 338     elif (host_os.rfind('sunos') > -1):
 339         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 340     # FIXME: Add more checks here.
 341     else:
 342         Logs.warn("Unknown host_os '%s', please report this to samba-technical@samba.org" % host_os)
 343
 344     #FIXME: add more checks
 345     if Options.options.with_acl_support:
 346         if host_os.rfind('linux') > -1:
 347             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 348             conf.CHECK_FUNCS_IN('getxattr', 'attr')
 349             if conf.CHECK_CODE('''
 350 acl_t acl;
 351 int entry_id;
 352 acl_entry_t *entry_p;
 353 return acl_get_entry(acl, entry_id, entry_p);
 354 ''',
 355                         'HAVE_POSIX_ACLS',
 356                         headers='sys/types.h sys/acl.h', link=False,
 357                         msg="Checking for POSIX ACL support") :
 358                 conf.CHECK_CODE('''
 359 acl_permset_t permset_d;
 360 acl_perm_t perm;
 361 return acl_get_perm_np(permset_d, perm);
 362 ''',
 363                         'HAVE_ACL_GET_PERM_NP',
 364                         headers='sys/types.h sys/acl.h', link=True,
 365                         msg="Checking whether acl_get_perm_np() is available")
 366         else:
 367             conf.DEFINE('HAVE_NO_ACLS', 1)
 368             conf.SET_TARGET_TYPE('acl', 'EMPTY')
 369     else:
 370         conf.DEFINE('HAVE_NO_ACLS', 1)
 371         conf.SET_TARGET_TYPE('acl', 'EMPTY')
 372
 373     if conf.CHECK_FUNCS('dirfd'):
 374         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 375
 376     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 377                     'HAVE_STATFS_F_FSID',
 378                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 379                     headers='sys/types.h sys/statfs.h',
 380                     execute=True)
 381
 382     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 383         conf.CHECK_CODE('''
 384                 #if defined(HAVE_UNISTD_H)
 385                 #include <unistd.h>
 386                 #endif
 387                 #include <sys/types.h>
 388                 #define _GNU_SOURCE
 389                 #include <fcntl.h>
 390                 #if defined(HAVE_LINUX_FALLOC_H)
 391                 #include <linux/falloc.h>
 392                 #endif
 393                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 394                 'HAVE_LINUX_FALLOCATE',
 395                 msg="Checking whether the Linux 'fallocate' function is available")
 396     if conf.CONFIG_SET('HAVE_FALLOCATE64'):
 397         conf.CHECK_CODE('''
 398                 #if defined(HAVE_UNISTD_H)
 399                 #include <unistd.h>
 400                 #endif
 401                 #include <sys/types.h>
 402                 #define _GNU_SOURCE
 403                 #include <fcntl.h>
 404                 #if defined(HAVE_LINUX_FALLOC_H)
 405                 #include <linux/falloc.h>
 406                 #endif
 407                 int ret = fallocate64(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 408                 'HAVE_LINUX_FALLOCATE64',
 409                 msg="Checking whether the Linux 'fallocate64' function is available")
 410     conf.CHECK_CODE('''
 411                 #if defined(HAVE_UNISTD_H)
 412                 #include <unistd.h>
 413                 #endif
 414                 #include <fcntl.h>
 415                 ssize_t err = readahead(0,0,0x80000);''',
 416                 'HAVE_LINUX_READAHEAD',
 417                 msg="Checking whether Linux readahead is available")
 418     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 419
 420     conf.CHECK_CODE('''
 421                 #include <sys/types.h>
 422                 #include <sys/socket.h>],
 423                 struct ucred cred;
 424                 socklen_t cred_len;
 425                 int ret = getsockopt(0, SOL_SOCKET, SO_PEERCRED, &cred, &cred_len);''',
 426                 'HAVE_PEERCRED',
 427                 msg="Checking whether we can use SO_PEERCRED to get socket credentials")
 428
 429     conf.CHECK_CODE('''
 430                 #if defined(HAVE_LONGLONG) && (defined(HAVE_OFF64_T) || (defined(SIZEOF_OFF_T) && (SIZEOF_OFF_T == 8)))
 431                 #include <sys/types.h>
 432                 #else
 433                 __COMPILE_ERROR_
 434                 #endif
 435                 int i;''',
 436                 'HAVE_EXPLICIT_LARGEFILE_SUPPORT',
 437                 msg="Checking whether large file support can be enabled")
 438
 439     if Options.options.with_aio_support:
 440         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 441         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 442         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 443                         'HAVE_AIO',
 444                         msg='Checking for asynchronous io support',
 445                         headers='sys/types.h aio.h',
 446                         lib='aio rt')
 447         conf.CHECK_CODE('struct aiocb64 a; return aio_read64(&a);',
 448                         'HAVE_AIO64',
 449                         msg='Checking for 64-bit asynchronous io support',
 450                         headers='sys/types.h aio.h',
 451                         lib='aio rt')
 452         if conf.CONFIG_SET('HAVE_AIO64'):
 453             conf.DEFINE('HAVE_AIOCB64', '1')
 454             conf.DEFINE('WITH_AIO', '1')
 455         elif conf.CONFIG_SET('HAVE_AIO'):
 456             conf.DEFINE('WITH_AIO', '1')
 457         if conf.CONFIG_SET('HAVE_AIO'):
 458             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 459             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 460             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')
 461             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 462             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 463             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')
 464             conf.CHECK_CODE('struct aiocb a; return aio_suspend(&a, 1, NULL);', 'HAVE_AIO_SUSPEND', msg='Checking for aio_suspend', headers='aio.h', lib='aio rt')
 465         if conf.CONFIG_SET('HAVE_AIO64'):
 466             conf.CHECK_CODE('struct aiocb a; return aio_read64(&a);', 'HAVE_AIO_READ64', msg='Checking for aio_read64', headers='aio.h', lib='aio rt')
 467             conf.CHECK_CODE('struct aiocb a; return aio_write64(&a);', 'HAVE_AIO_WRITE64', msg='Checking for aio_write64', headers='aio.h', lib='aio rt')
 468             conf.CHECK_CODE('struct aiocb a; return aio_fsync64(1, &a);', 'HAVE_AIO_FSYNC64', msg='Checking for aio_fsync64', headers='aio.h', lib='aio rt')
 469             conf.CHECK_CODE('struct aiocb a; return aio_return64(&a);', 'HAVE_AIO_RETURN64', msg='Checking for aio_return64', headers='aio.h', lib='aio rt')
 470             conf.CHECK_CODE('struct aiocb a; return aio_error64(&a);', 'HAVE_AIO_ERROR64', msg='Checking for aio_error64', headers='aio.h', lib='aio rt')
 471             conf.CHECK_CODE('struct aiocb a; return aio_cancel64(1, &a);', 'HAVE_AIO_CANCEL64', msg='Checking for aio_cancel64', headers='aio.h', lib='aio rt')
 472             conf.CHECK_CODE('struct aiocb a; return aio_suspend64(&a, 1, NULL);', 'HAVE_AIO_SUSPEND64', msg='Checking for aio_suspend64', headers='aio.h', lib='aio rt')
 473         if not conf.CONFIG_SET('HAVE_AIO'):
 474             conf.DEFINE('HAVE_NO_AIO', '1')
 475     else:
 476         conf.DEFINE('HAVE_NO_AIO', '1')
 477
 478     conf.CHECK_CODE('''
 479 struct msghdr msg;
 480 union {
 481         struct cmsghdr cm;
 482         char control[CMSG_SPACE(sizeof(int))];
 483 } control_un;
 484 msg.msg_control = control_un.control;
 485 msg.msg_controllen = sizeof(control_un.control);
 486 ''',
 487         'HAVE_MSGHDR_MSG_CONTROL',
 488         msg='Checking if we can use msg_control for passing file descriptors',
 489         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 490     conf.CHECK_CODE('''
 491 struct msghdr msg;
 492 int fd;
 493 msg.msg_acctrights = (caddr_t) &fd;
 494 msg.msg_acctrightslen = sizeof(fd);
 495 ''',
 496         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 497         msg='Checking if we can use msg_acctrights for passing file descriptors',
 498         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 499
 500     if Options.options.with_winbind:
 501         conf.env.build_winbind = True
 502         conf.DEFINE('WITH_WINBIND', '1')
 503
 504     conf.find_program('awk', var='AWK')
 505     conf.find_program('perl', var='PERL')
 506
 507     # Darwin has extra options to xattr-family functions
 508     conf.CHECK_CODE('getxattr(0, 0, 0, 0, 0, 0);',
 509                     'XATTR_ADD_OPT',
 510                     msg="Checking whether xattr interface takes additional options",
 511                     headers='sys/types.h attr/xattr.h sys/xattr.h')
 512
 513     conf.CHECK_HEADERS('asm/types.h')
 514
 515     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 516                     headers='unistd.h sys/types.h',
 517                     msg="Checking for major macro")
 518
 519     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 520                     headers='unistd.h sys/types.h',
 521                     msg="Checking for minor macro")
 522
 523     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 524                                 headers='unistd.h sys/types.h dirent.h',
 525                                 define='HAVE_DIRENT_D_OFF')
 526
 527     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 528     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 529         netgrent_cflags = '-Werror-implicit-function-declaration'
 530     else:
 531         netgrent_cflags = ''
 532     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 533                     msg="Checking for setnetgrent prototype",
 534                     headers='netdb.h netgroup.h',
 535                     cflags=netgrent_cflags)
 536     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 537                     msg="Checking for getnetgrent prototype",
 538                     headers='netdb.h netgroup.h',
 539                     cflags=netgrent_cflags)
 540     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 541                     msg="Checking for endnetgrent prototype",
 542                     headers='netdb.h netgroup.h',
 543                     cflags=netgrent_cflags)
 544
 545
 546     # Look for CUPS
 547     if Options.options.with_cups:
 548         conf.find_program('cups-config', var='CUPS_CONFIG')
 549         if conf.env.CUPS_CONFIG:
 550             # we would normally use --libs here, but cups-config incorrectly adds
 551             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 552             # of an in-tree heimdal kerberos
 553             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 554                            package="", uselib_store="cups")
 555         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 556         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 557         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 558             conf.DEFINE('HAVE_CUPS', '1')
 559         else:
 560             conf.undefine('HAVE_CUPS')
 561             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 562     else:
 563         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 564         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 565
 566     if Options.options.with_iprint:
 567         if conf.CONFIG_SET('HAVE_CUPS'):
 568             conf.DEFINE('HAVE_IPRINT', '1')
 569         else:
 570             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 571     if Options.options.with_syslog:
 572         conf.DEFINE('WITH_SYSLOG', '1')
 573     if Options.options.with_automount:
 574         conf.DEFINE('WITH_AUTOMOUNT', '1')
 575
 576     # Check for LDAP
 577     if Options.options.with_ldap:
 578         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 579         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 580         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 581         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 582
 583         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 584         # for the samba logs
 585         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 586                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 587
 588         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 589         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 590
 591         # Check if ldap_set_rebind_proc() takes three arguments
 592         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 593                            'LDAP_SET_REBIND_PROC_ARGS',
 594                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 595                            headers='ldap.h lber.h', link=False):
 596             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 597         else:
 598             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 599
 600         # last but not least, if ldap_init() exists, we want to use ldap
 601         if conf.CONFIG_SET('HAVE_LDAP_INIT'):
 602             conf.DEFINE('HAVE_LDAP', '1')
 603             conf.DEFINE('LDAP_DEPRECATED', '1')
 604             conf.env['HAVE_LDAP'] = '1'
 605             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 606             # SASL wrapping hooks
 607             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 608                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 609                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 610     else:
 611         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 612         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 613
 614     # Check for kerberos
 615     have_gssapi=False
 616     if Options.options.with_krb5 and not conf.env.toplevel_build:
 617         Logs.info("Looking for kerberos features")
 618         conf.find_program('krb5-config', var='KRB5_CONFIG')
 619         if conf.env.KRB5_CONFIG:
 620             conf.check_cfg(path="krb5-config", args="--cflags --libs",
 621                        package="gssapi", uselib_store="krb5")
 622         conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
 623         conf.CHECK_HEADERS('gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h com_err.h', lib='krb5')
 624
 625         if conf.CONFIG_SET('HAVE_KRB5_LOCATE_PLUGIN_H'):
 626             conf.env['WINBIND_KRB5_LOCATOR'] = 'bin/winbind_krb5_locator.so'
 627
 628         conf.CHECK_FUNCS_IN('_et_list', 'com_err')
 629         conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
 630         conf.CHECK_FUNCS_IN('crypto', 'des_set_key')
 631         conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
 632         conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
 633         if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi') or \
 634            conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi_krb5'):
 635             have_gssapi=True
 636         conf.CHECK_FUNCS_IN('gss_wrap_iov gss_krb5_import_cred gss_get_name_attribute gss_mech_krb5 gss_oid_equal gss_inquire_sec_context_by_oid', 'gssapi gssapi_krb5 krb5')
 637         conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
 638         conf.CHECK_FUNCS('''
 639 krb5_set_real_time krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
 640 krb5_set_default_tgs_ktypes krb5_principal2salt krb5_use_enctype
 641 krb5_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
 642 krb5_auth_con_setuseruserkey krb5_locate_kdc krb5_get_permitted_enctypes
 643 krb5_get_default_in_tkt_etypes krb5_free_data_contents
 644 krb5_principal_get_comp_string krb5_free_unparsed_name
 645 krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
 646 krb5_krbhst_get_addrinfo krb5_c_enctype_compare krb5_enctypes_compatible_keys
 647 krb5_crypto_init krb5_crypto_destroy krb5_decode_ap_req free_AP_REQ
 648 krb5_verify_checksum krb5_c_verify_checksum krb5_principal_compare_any_realm
 649 krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
 650 krb5_get_renewed_creds krb5_get_kdc_cred krb5_free_error_contents
 651 initialize_krb5_error_table krb5_get_init_creds_opt_alloc
 652 krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
 653 krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
 654 krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
 655 krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm''',
 656                          lib='krb5 k5crypto')
 657         conf.CHECK_DECLS('''krb5_get_credentials_for_user
 658                             krb5_auth_con_set_req_cksumtype''',
 659                             headers='krb5.h', always=True)
 660         conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h')
 661         conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h')
 662         conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h')
 663         conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h')
 664         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key', headers='krb5.h',
 665                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
 666         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock', headers='krb5.h',
 667                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
 668         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic', headers='krb5.h',
 669                                     define='HAVE_MAGIC_IN_KRB5_ADDRESS')
 670         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype', headers='krb5.h',
 671                                     define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
 672         conf.CHECK_STRUCTURE_MEMBER('krb5_ticket', 'enc_part2', headers='krb5.h',
 673                                     define='HAVE_KRB5_TKT_ENC_PART2')
 674         conf.CHECK_STRUCTURE_MEMBER('krb5_creds', 'keyblock', headers='krb5.h',
 675                                     define='HAVE_KRB5_KEYBLOCK_IN_CREDS')
 676         conf.CHECK_STRUCTURE_MEMBER('krb5_creds', 'session', headers='krb5.h',
 677                                     define='HAVE_KRB5_SESSION_IN_CREDS')
 678         conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket', headers='krb5.h',
 679                                     define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
 680
 681         conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h')
 682
 683         conf.CHECK_CODE('''
 684 krb5_ticket ticket;
 685 krb5_kvno kvno;
 686 krb5_enctype enctype;
 687 enctype = ticket.enc_part.enctype;
 688 kvno = ticket.enc_part.kvno;
 689 ''',
 690                         'KRB5_TICKET_HAS_KEYINFO',
 691                         headers='krb5.h', link=False,
 692                         msg="Checking whether the krb5_ticket structure contains the kvno and enctype")
 693         conf.CHECK_CODE('''
 694 krb5_context ctx;
 695 krb5_get_init_creds_opt *opt = NULL;
 696 krb5_get_init_creds_opt_free(ctx, opt);
 697 ''',
 698                         'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
 699                         headers='krb5.h', link=False,
 700                         msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
 701         conf.CHECK_CODE('krb5_mk_error(0,0,0)',
 702                         'HAVE_SHORT_KRB5_MK_ERROR_INTERFACE',
 703                         headers='krb5.h', link=False,
 704                         msg="Checking whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal")
 705         conf.CHECK_CODE('''
 706 const krb5_data *pkdata;
 707 krb5_context context;
 708 krb5_principal principal;
 709 pkdata = krb5_princ_component(context, principal, 0);
 710 ''',
 711                         'HAVE_KRB5_PRINC_COMPONENT',
 712                         headers='krb5.h', lib='krb5',
 713                         msg="Checking whether krb5_princ_component is available")
 714
 715         conf.CHECK_CODE('''
 716 int main(void) {
 717 char buf[256];
 718 krb5_enctype_to_string(1, buf, 256);
 719 return 0;
 720 }''',
 721                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
 722                         headers='krb5.h', lib='krb5 k5crypto',
 723                         addmain=False, cflags='-Werror',
 724                         msg="Checking whether krb5_enctype_to_string takes size_t argument")
 725
 726         conf.CHECK_CODE('''
 727 int main(void) {
 728 krb5_context context = NULL;
 729 char *str = NULL;
 730 krb5_enctype_to_string(context, 1, &str);
 731 if (str) free (str);
 732 return 0;
 733 }''',
 734                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
 735                         headers='krb5.h stdlib.h', lib='krb5',
 736                         addmain=False, cflags='-Werror',
 737                         msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
 738         conf.CHECK_CODE('''
 739 int main(void) {
 740 krb5_context ctx = NULL;
 741 krb5_principal princ = NULL;
 742 const char *str = krb5_princ_realm(ctx, princ)->data;
 743 return 0;
 744 }''',
 745                         'HAVE_KRB5_PRINC_REALM',
 746                         headers='krb5.h', lib='krb5',
 747                         addmain=False,
 748                         msg="Checking whether the macro krb5_princ_realm is defined")
 749         conf.CHECK_CODE('''
 750 int main(void) {
 751     krb5_context context;
 752     krb5_principal principal;
 753     const char *realm; realm = krb5_principal_get_realm(context, principal);
 754     return 0;
 755 }''',
 756                         'HAVE_KRB5_PRINCIPAL_GET_REALM',
 757                         headers='krb5.h', lib='krb5',
 758                         addmain=False,
 759                         msg="Checking whether krb5_principal_get_realm is defined")
 760         if conf.CHECK_CODE('''krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);''',
 761                         'KRB5_VERIFY_CHECKSUM_ARGS',
 762                         headers='krb5.h', lib='krb5',
 763                         msg="Checking whether krb5_verify_checksum takes 7 arguments"):
 764             conf.DEFINE('KRB5_VERIFY_CHECKSUM_ARGS', '7')
 765         else:
 766             conf.DEFINE('KRB5_VERIFY_CHECKSUM_ARGS', '6')
 767
 768         conf.CHECK_CODE('''
 769 krb5_enctype enctype;
 770 enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
 771 ''',
 772             '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
 773             headers='krb5.h', lib='krb5',
 774             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
 775         conf.CHECK_CODE('''
 776 krb5_keytype keytype;
 777 keytype = KEYTYPE_ARCFOUR_56;
 778 ''',
 779             '_HAVE_KEYTYPE_ARCFOUR_56',
 780             headers='krb5.h', lib='krb5',
 781             msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
 782         if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
 783             conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
 784
 785         conf.CHECK_CODE('''
 786 krb5_enctype enctype;
 787 enctype = ENCTYPE_ARCFOUR_HMAC;
 788 ''',
 789             'HAVE_ENCTYPE_ARCFOUR_HMAC',
 790             headers='krb5.h', lib='krb5',
 791             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
 792
 793         conf.CHECK_CODE('''
 794 krb5_context context;
 795 krb5_keytab keytab;
 796 krb5_init_context(&context);
 797 return krb5_kt_resolve(context, "WRFILE:api", &keytab);
 798 ''',
 799             'HAVE_WRFILE_KEYTAB',
 800             headers='krb5.h', lib='krb5', execute=True,
 801             msg="Checking whether the WRFILE:-keytab is supported");
 802
 803         # Check for KRB5_DEPRECATED handling
 804         conf.CHECK_CODE('''#define KRB5_DEPRECATED 1
 805 #include <krb5.h>''',
 806         'HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER', addmain=False,
 807         link=False,
 808         msg="Checking for KRB5_DEPRECATED define taking an identifier")
 809     elif not conf.env.toplevel_build:
 810         conf.SET_TARGET_TYPE('krb5', 'EMPTY')
 811         conf.SET_TARGET_TYPE('gssapi', 'EMPTY')
 812         conf.SET_TARGET_TYPE('gssapi_krb5', 'EMPTY')
 813         conf.SET_TARGET_TYPE('com_err', 'EMPTY')
 814         conf.SET_TARGET_TYPE('k5crypto', 'EMPTY')
 815
 816     if Options.options.with_ads:
 817         use_ads=True
 818         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 819            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 820             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 821             use_ads=False
 822         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 823             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 824             use_ads=False
 825         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 826            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 827             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 828             use_ads=False
 829         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 830            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 831             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 832             use_ads=False
 833         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 834            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 835             Logs.warn("no KT_FREE_FUNCTION detected")
 836             use_ads=False
 837         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM') and \
 838            not conf.CONFIG_SET('HAVE_KRB5_VERIFY_CHECKSUM'):
 839             Logs.warn("no KRB5_VERIFY_CHECKSUM_FUNCTION detected")
 840             use_ads=False
 841         if not conf.CONFIG_SET('KRB5_TICKET_HAS_KEYINFO'):
 842             # We only need the following functions if we can't get the enctype
 843             # and kvno out of the ticket directly (ie. on Heimdal).
 844             if not conf.CONFIG_SET('HAVE_FREE_AP_REQ'):
 845                 Logs.warn("no KRB5_AP_REQ_FREE_FUNCTION detected")
 846                 use_ads=False
 847             if not conf.CONFIG_SET('HAVE_KRB5_DECODE_AP_REQ'):
 848                 Logs.warn("no KRB5_AP_REQ_DECODING_FUNCTION detected")
 849                 use_ads=False
 850         if use_ads:
 851             conf.DEFINE('WITH_ADS', '1')
 852             conf.DEFINE('HAVE_KRB5', '1')
 853             if have_gssapi:
 854                 conf.DEFINE('HAVE_GSSAPI', '1')
 855             if conf.CONFIG_SET('HAVE_LDAP'):
 856                 conf.env['HAVE_ADS'] = '1'
 857         else:
 858             Logs.warn("krb5 libs don't have all features required for Active Directory support")
 859             conf.undefine('HAVE_KRB5_H')
 860             conf.undefine('HAVE_GSSAPI_H')
 861             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 862             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 863
 864     if Options.options.with_utmp:
 865         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 866         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 867                                     define='HAVE_UT_UT_NAME')
 868         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 869                                     define='HAVE_UT_UT_USER')
 870         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 871                                     define='HAVE_UT_UT_ID')
 872         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 873                                     define='HAVE_UT_UT_HOST')
 874         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 875                                     define='HAVE_UT_UT_TIME')
 876         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 877                                     define='HAVE_UT_UT_TV')
 878         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 879                                     define='HAVE_UT_UT_TYPE')
 880         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 881                                     define='HAVE_UT_UT_PID')
 882         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 883                                     define='HAVE_UT_UT_EXIT')
 884         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr_v6', headers='utmp.h',
 885                                     define='HAVE_UT_UT_ADDR_V6')
 886         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr', headers='utmp.h',
 887                                     define='HAVE_UT_UT_ADDR')
 888         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 889                                     define='HAVE_UX_UT_SYSLEN')
 890         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 891                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 892                         msg="Checking whether pututline returns pointer")
 893         conf.DEFINE('WITH_UTMP', 1)
 894
 895     if Options.options.with_avahi:
 896         conf.env.with_avahi = True
 897         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 898         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 899         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 900         if conf.env.with_avahi:
 901             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 902     else:
 903         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 904         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 905
 906     if Options.options.with_iconv:
 907         conf.env.with_iconv = True
 908         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 909             conf.env.with_iconv = False
 910         if conf.env.with_iconv:
 911             conf.DEFINE('HAVE_ICONV', 1)
 912
 913     if Options.options.with_pam:
 914         use_pam=True
 915         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 916         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 917             Logs.warn("--with-pam=yes but pam_appl.h not found")
 918             use_pam=False
 919         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 920         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 921         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 922             Logs.warn("--with-pam=yes but pam_modules.h not found")
 923             use_pam=False
 924         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 925         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 926         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 927         conf.CHECK_CODE('''
 928 #if defined(HAVE_SECURITY_PAM_APPL_H)
 929 #include <security/pam_appl.h>
 930 #elif defined(HAVE_PAM_PAM_APPL_H)
 931 #include <pam/pam_appl.h>
 932 #endif
 933 pam_set_item(0, PAM_RHOST, 0);
 934 ''',
 935             'HAVE_PAM_RHOST',
 936             lib='pam',
 937             msg="Checking whether PAM_RHOST is available");
 938         conf.CHECK_CODE('''
 939 #if defined(HAVE_SECURITY_PAM_APPL_H)
 940 #include <security/pam_appl.h>
 941 #elif defined(HAVE_PAM_PAM_APPL_H)
 942 #include <pam/pam_appl.h>
 943 #endif
 944 pam_set_item(0, PAM_TTY, 0);
 945 ''',
 946             'HAVE_PAM_TTY',
 947             lib='pam',
 948             msg="Checking whether PAM_TTY is available");
 949         conf.CHECK_CODE('''
 950 #if (!defined(LINUX))
 951
 952 #define PAM_EXTERN extern
 953 #if defined(HAVE_SECURITY_PAM_APPL_H)
 954 #include <security/pam_appl.h>
 955 #elif defined(HAVE_PAM_PAM_APPL_H)
 956 #include <pam/pam_appl.h>
 957 #endif
 958
 959 #endif
 960
 961 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 962 #include <security/pam_modules.h>
 963 #elif defined(HAVE_PAM_PAM_MODULES_H)
 964 #include <pam/pam_modules.h>
 965 #endif
 966
 967 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 968 #include <security/_pam_macros.h>
 969 #elif defined(HAVE_PAM__PAM_MACROS_H)
 970 #include <pam/_pam_macros.h>
 971 #endif
 972
 973 #ifdef HAVE_SECURITY_PAM_EXT_H
 974 #include <security/pam_ext.h>
 975 #endif
 976
 977 int i; i = PAM_RADIO_TYPE;
 978 ''',
 979             'HAVE_PAM_RADIO_TYPE',
 980             lib='pam',
 981             msg="Checking whether PAM_RADIO_TYPE is available");
 982         if use_pam:
 983             conf.DEFINE('WITH_PAM', 1)
 984             conf.DEFINE('WITH_PAM_MODULES', 1)
 985
 986     seteuid = False
 987     if not seteuid:
 988         seteuid = conf.CHECK_CODE('''
 989                                 #define AUTOCONF_TEST 1
 990                                 #define USE_SETREUID 1
 991                                 #include "./lib/util_sec.c"
 992                                 ''',
 993                                 'USE_SETREUID',
 994                                 addmain=False,
 995                                 execute=True,
 996                                 msg="Checking whether setreuid is available")
 997     if not seteuid:
 998         seteuid = conf.CHECK_CODE('''
 999                                 #define AUTOCONF_TEST 1
1000                                 #define USE_SETRESUID 1
1001                                 #include "./lib/util_sec.c"
1002                                 ''',
1003                                 'USE_SETRESUID',
1004                                 addmain=False,
1005                                 execute=True,
1006                                 msg="Checking whether setresuid is available")
1007     if not seteuid:
1008         seteuid = conf.CHECK_CODE('''
1009                                 #define AUTOCONF_TEST 1
1010                                 #define USE_SETEUID 1
1011                                 #include "./lib/util_sec.c"
1012                                 ''',
1013                                 'USE_SETEUID',
1014                                 addmain=False,
1015                                 execute=True,
1016                                 msg="Checking whether seteuid is available")
1017     if not seteuid:
1018         seteuid = conf.CHECK_CODE('''
1019                                 #define AUTOCONF_TEST 1
1020                                 #define USE_SETUIDX 1
1021                                 #include "./lib/util_sec.c"
1022                                 ''',
1023                                 'USE_SETUIDX',
1024                                 addmain=False,
1025                                 execute=True,
1026                                 mandatory=True,
1027                                 msg="Checking whether setuidx is available")
1028     if Options.options.with_dnsupdate:
1029         conf.CHECK_HEADERS('uuid/uuid.h')
1030         conf.CHECK_FUNCS_IN('uuid_generate', 'uuid')
1031         if not conf.CONFIG_SET('HAVE_UUID_UUID_H') and not conf.CONFIG_SET('HAVE_UUID_GENERATE'):
1032             Logs.warn("--with-dnsupdate=yes but uuid support not sufficient")
1033         elif not conf.CONFIG_SET('HAVE_GSSAPI'):
1034             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
1035         else:
1036             conf.DEFINE('WITH_DNS_UPDATES', 1)
1037     else:
1038         conf.SET_TARGET_TYPE('uuid', 'EMPTY')
1039     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
1040     if Options.options.developer:
1041         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
1042             conf.DEFINE('VALGRIND', '1')
1043
1044     if conf.CHECK_CODE('''
1045 #include <bits/sockaddr.h>
1046 #include <linux/netlink.h>
1047 ''',
1048                 'HAVE_LINUX_NETLINK_H',
1049                 msg="Checking whether Linux netlink is available"):
1050         conf.CHECK_CODE('''
1051 #include <bits/sockaddr.h>
1052 #include <linux/netlink.h>
1053 #include <linux/rtnetlink.h>
1054 ''',
1055                 'HAVE_LINUX_RTNETLINK_H',
1056                 msg='Checking whether Linux rtnetlink is available')
1057     if conf.CHECK_TYPE('struct dirent64', headers='sys/types.h dirent.h') and conf.CONFIG_SET('HAVE_READDIR64'):
1058         conf.DEFINE('HAVE_STRUCT_DIRENT64', '1')
1059     else:
1060         conf.undefine('HAVE_STRUCT_DIRENT64')
1061
1062     conf.CHECK_CODE('''
1063 #include "../tests/fcntl_lock.c"
1064 ''',
1065                 'HAVE_FCNTL_LOCK',
1066                 addmain=False,
1067                 execute=True,
1068                 msg='Checking whether fcntl locking is available')
1069
1070     conf.CHECK_CODE('''
1071 #include "../tests/fcntl_lock64.c"
1072 ''',
1073                 'HAVE_BROKEN_FCNTL64_LOCKS',
1074                 addmain=False,
1075                 execute=True,
1076                 msg='Checking whether fcntl64 locks are broken')
1077
1078     if not conf.CONFIG_SET('HAVE_BROKEN_FCNTL64_LOCKS'):
1079         conf.CHECK_CODE('''
1080 #if defined(HAVE_UNISTD_H)
1081 #include <unistd.h>
1082 #endif
1083 #include <stdio.h>
1084 #include <stdlib.h>
1085
1086 #ifdef HAVE_FCNTL_H
1087 #include <fcntl.h>
1088 #endif
1089
1090 #ifdef HAVE_SYS_FCNTL_H
1091 #include <sys/fcntl.h>
1092 #endif
1093 main() { struct flock64 fl64;
1094 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
1095 exit(0);
1096 #else
1097 exit(1);
1098 #endif
1099 }
1100 ''',
1101                 'HAVE_STRUCT_FLOCK64',
1102                 addmain=False,
1103                 execute=True,
1104                 msg="Checking whether the flock64 struct is available")
1105
1106     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1107                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1108     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1109                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1110     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1111                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1112     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1113                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1114     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1115                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1116     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1117        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1118        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1119        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1120        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1121         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1122
1123     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1124     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1125                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1126     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1127                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1128     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1129                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1130
1131     conf.CHECK_CODE('''
1132 #if defined(HAVE_UNISTD_H)
1133 #include <unistd.h>
1134 #endif
1135 #include <fcntl.h>],
1136 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1137 ''',
1138                 'HAVE_POSIX_FADVISE',
1139                 msg='Checking whether posix_fadvise is available')
1140
1141     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1142         conf.CHECK_CODE('''
1143                         #include <unistd.h>
1144                         return sysconf(%s) == -1 ? 1 : 0;
1145                         ''' % v,
1146                         'SYSCONF%s' % v,
1147                         msg='Checking whether sysconf(%s) is available' % v)
1148
1149     conf.CHECK_DECLS('__NR_inotify_init', reverse=True, headers='asm/unistd.h')
1150
1151     conf.CHECK_CODE('''
1152 #include <sys/syscall.h>
1153 #include <unistd.h>
1154 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1155                     ''',
1156                     'HAVE_DARWIN_INITGROUPS',
1157                     msg='Checking whether to use the Darwin-specific initgroups system call')
1158
1159     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1160                     'HAVE_UTIMBUF',
1161                     headers='sys/types.h utime.h',
1162                     msg='Checking whether struct utimbuf is available')
1163
1164     if conf.CHECK_CODE('''struct sigevent s;''',
1165                     'HAVE_STRUCT_SIGEVENT',
1166                     headers='sys/types.h stdlib.h stddef.h signal.h',
1167                     msg='Checking whether we have the struct sigevent'):
1168         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1169                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1170                                     headers='signal.h');
1171         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1172                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1173                                     headers='signal.h');
1174
1175     if os.path.exists('/proc/sys/kernel/core_pattern'):
1176         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
1177
1178     if conf.CHECK_CODE('''
1179 #include <time.h>
1180 main() {
1181         struct tm *tm;
1182         if (sizeof(time_t) == 8) {
1183                 time_t max_time = 0x7fffffffffffffffll;
1184                 tm = gmtime(&max_time);
1185                 /* This should fail with 32-bit tm_year. */
1186                 if (tm == NULL) {
1187                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1188                         max_time = 67768036191676799ll;
1189                         tm = gmtime(&max_time);
1190                         if (tm) {
1191                                 exit(0);
1192                         }
1193                 }
1194         }
1195         exit(1);
1196 }''',
1197         '__TIME_T_MAX',
1198         addmain=False,
1199         execute=True,
1200         msg="Checking for the maximum value of the 'time_t' type"):
1201             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1202
1203     conf.CHECK_CODE('''
1204 #if defined(HAVE_UNISTD_H)
1205 #include <unistd.h>
1206 #endif
1207 #include <sys/types.h>
1208 main() { dev_t dev = makedev(1,2); return 0; }
1209 ''',
1210         'HAVE_MAKEDEV',
1211         addmain=False,
1212         msg='Checking whether the macro for makedev is available')
1213
1214     conf.CHECK_CODE('''
1215 #include <stdio.h>
1216 #include <limits.h>
1217 #include <signal.h>
1218
1219 void exit_on_core(int ignored) {
1220         exit(1);
1221 }
1222
1223 main() {
1224         char *newpath;
1225         signal(SIGSEGV, exit_on_core);
1226         newpath = realpath("/tmp", NULL);
1227         exit((newpath != NULL) ? 0 : 1);
1228 }
1229 ''',
1230         'REALPATH_TAKES_NULL',
1231         addmain=False,
1232         execute=True,
1233         msg='Checking whether the realpath function allows a NULL argument')
1234
1235     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1236                     'HAVE_FTRUNCATE_EXTEND',
1237                     msg='Checking for ftruncate extend',
1238                     addmain=False,
1239                     execute=True)
1240     if os.getenv('RUN_FROM_BUILD_FARM'):
1241         Logs.info("enabling buildfarm hacks")
1242         conf.DEFINE('ENABLE_BUILD_FARM_HACKS', '1')
1243
1244     if Options.options.with_sendfile_support:
1245         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):
1246             conf.CHECK_CODE('''
1247                             int tofd, fromfd;
1248                             off64_t offset;
1249                             size_t total;
1250                             ssize_t nwritten = sendfile64(tofd, fromfd, &offset, total);
1251                             ''',
1252                             '_HAVE_SENDFILE64',
1253                             headers='sys/sendfile',
1254                             msg='Checking for linux sendfile64 support')
1255             conf.CHECK_CODE('''
1256                             int tofd, fromfd;
1257                             off_t offset;
1258                             size_t total;
1259                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1260                             ''',
1261                             '_HAVE_SENDFILE',
1262                             headers='sys/sendfile',
1263                             msg='Checking for linux sendfile support')
1264
1265             # Try and cope with broken Linux sendfile....
1266             conf.CHECK_CODE('''#if defined(_FILE_OFFSET_BITS) && (_FILE_OFFSET_BITS == 64)
1267                             #undef _FILE_OFFSET_BITS
1268                             #endif
1269                             #include <sys/sendfile.h>
1270                             int tofd, fromfd;
1271                             off_t offset;
1272                             size_t total;
1273                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1274                             ''',
1275                             '_HAVE_BROKEN_LINUX_SENDFILE',
1276                             msg='Checking for broken linux sendfile support')
1277             if conf.CONFIG_SET('_HAVE_SENDFILE64'):
1278                 conf.DEFINE('HAVE_SENDFILE64', '1')
1279                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1280                 conf.DEFINE('WITH_SENDFILE', '1')
1281             elif conf.CONFIG_SET('_HAVE_SENDFILE'):
1282                 conf.DEFINE('HAVE_SENDFILE', '1')
1283                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1284                 conf.DEFINE('WITH_SENDFILE', '1')
1285             elif conf.CONFIG_SET('_HAVE_BROKEN_LINUX_SENDFILE'):
1286                 conf.DEFINE('LINUX_BROKEN_SENDFILE_API', '1')
1287                 conf.DEFINE('WITH_SENDFILE', '1')
1288         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1289             conf.CHECK_CODE('''
1290                             #include <sys/types.h>
1291                             #include <unistd.h>
1292                             #include <sys/socket.h>
1293                             #include <sys/uio.h>
1294                             int fromfd, tofd, ret, total=0;
1295                             off_t offset, nwritten;
1296                             struct sf_hdtr hdr;
1297                             struct iovec hdtrl;
1298                             hdr.headers = &hdtrl;
1299                             hdr.hdr_cnt = 1;
1300                             hdr.trailers = NULL;
1301                             hdr.trl_cnt = 0;
1302                             hdtrl.iov_base = NULL;
1303                             hdtrl.iov_len = 0;
1304                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1305                             ''',
1306                             '_HAVE_SENDFILE',
1307                             msg='Checking for freebsd sendfile support')
1308             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1309                 conf.DEFINE('HAVE_SENDFILE', '1')
1310                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1311                 conf.DEFINE('WITH_SENDFILE', '1')
1312         elif (host_os.rfind('hpux') > -1):
1313             conf.CHECK_CODE('''
1314                             #include <sys/socket.h>
1315                             #include <sys/uio.h>
1316                             int fromfd, tofd;
1317                             size_t total=0;
1318                             struct iovec hdtrl[2];
1319                             ssize_t nwritten;
1320                             off64_t offset;
1321                             hdtrl[0].iov_base = 0;
1322                             hdtrl[0].iov_len = 0;
1323                             nwritten = sendfile64(tofd, fromfd, offset, total, &hdtrl[0], 0);
1324                             ''',
1325                             '_HAVE_SENDFILE64',
1326                             msg='Checking for hpux sendfile64 support')
1327             conf.CHECK_CODE('''
1328                             #include <sys/socket.h>
1329                             #include <sys/uio.h>
1330                             int fromfd, tofd;
1331                             size_t total=0;
1332                             struct iovec hdtrl[2];
1333                             ssize_t nwritten;
1334                             off_t offset;
1335                             hdtrl[0].iov_base = 0;
1336                             hdtrl[0].iov_len = 0;
1337                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1338                             ''',
1339                             '_HAVE_SENDFILE',
1340                             msg='Checking for hpux sendfile support')
1341             if conf.CONFIG_SET('_HAVE_SENDFILE64'):
1342                 conf.DEFINE('HAVE_SENDFILE64', '1')
1343                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1344                 conf.DEFINE('WITH_SENDFILE', '1')
1345             elif conf.CONFIG_SET('_HAVE_SENDFILE'):
1346                 conf.DEFINE('HAVE_SENDFILE', '1')
1347                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1348                 conf.DEFINE('WITH_SENDFILE', '1')
1349         elif (host_os.rfind('solaris') > -1):
1350             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1351             conf.CHECK_CODE('''
1352                             #include <sys/sendfile.h>
1353                             int sfvcnt;
1354                             size_t xferred;
1355                             struct sendfilevec vec[2];
1356                             ssize_t nwritten;
1357                             int tofd;
1358                             sfvcnt = 2;
1359                             vec[0].sfv_fd = SFV_FD_SELF;
1360                             vec[0].sfv_flag = 0;
1361                             vec[0].sfv_off = 0;
1362                             vec[0].sfv_len = 0;
1363                             vec[1].sfv_fd = 0;
1364                             vec[1].sfv_flag = 0;
1365                             vec[1].sfv_off = 0;
1366                             vec[1].sfv_len = 0;
1367                             nwritten = sendfilev64(tofd, vec, sfvcnt, &xferred);
1368                             ''',
1369                             '_HAVE_SENDFILEV64',
1370                             msg='Checking for solaris sendfilev64 support')
1371             conf.CHECK_CODE('''
1372                             #include <sys/sendfile.h>,
1373                             int sfvcnt;
1374                             size_t xferred;
1375                             struct sendfilevec vec[2];
1376                             ssize_t nwritten;
1377                             int tofd;
1378                             sfvcnt = 2;
1379                             vec[0].sfv_fd = SFV_FD_SELF;
1380                             vec[0].sfv_flag = 0;
1381                             vec[0].sfv_off = 0;
1382                             vec[0].sfv_len = 0;
1383                             vec[1].sfv_fd = 0;
1384                             vec[1].sfv_flag = 0;
1385                             vec[1].sfv_off = 0;
1386                             vec[1].sfv_len = 0;
1387                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1388                             ''',
1389                             '_HAVE_SENDFILEV',
1390                             msg='Checking for solaris sendfilev support')
1391             if conf.CONFIG_SET('_HAVE_SENDFILEV64'):
1392                 conf.DEFINE('HAVE_SENDFILEV64', '1')
1393                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1394                 conf.DEFINE('WITH_SENDFILE', '1')
1395             elif conf.CONFIG_SET('_HAVE_SENDFILEV'):
1396                 conf.DEFINE('HAVE_SENDFILEV', '1')
1397                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1398                 conf.DEFINE('WITH_SENDFILE', '1')
1399         elif (host_os.rfind('aix') > -1):
1400             conf.CHECK_CODE('''
1401                             #include <sys/socket.h>
1402                             int fromfd, tofd;
1403                             size_t total=0;
1404                             struct sf_parms hdtrl;
1405                             ssize_t nwritten;
1406                             off64_t offset;
1407                             hdtrl.header_data = 0;
1408                             hdtrl.header_length = 0;
1409                             hdtrl.file_descriptor = fromfd;
1410                             hdtrl.file_offset = 0;
1411                             hdtrl.file_bytes = 0;
1412                             hdtrl.trailer_data = 0;
1413                             hdtrl.trailer_length = 0;
1414                             nwritten = send_file(&tofd, &hdtrl, 0);
1415                             ''',
1416                             '_HAVE_SENDFILE',
1417                             msg='Checking for AIX send_file support')
1418             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1419                 conf.DEFINE('HAVE_SENDFILE', '1')
1420                 conf.DEFINE('AIX_SENDFILE_API', '1')
1421                 conf.DEFINE('WITH_SENDFILE', '1')
1422
1423     conf.CHECK_CODE('''enum TDB_ERROR err = TDB_ERR_NESTING''',
1424                     'HAVE_TDB_ERR_NESTING',
1425                     headers='tdb.h',
1426                     msg='Checking whether we have TDB_ERR_NESTING')
1427
1428     # UnixWare 7.x has its getspnam in -lgen
1429     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1430     conf.CHECK_FUNCS_IN('getspnam', 'security')
1431     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1432
1433     if Options.options.with_quotas:
1434         # For quotas on Veritas VxFS filesystems
1435         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1436         # For quotas on Linux XFS filesystems
1437         conf.CHECK_HEADERS('linux/dqblk_xfs.h')
1438         # For sys/quota.h and linux/quota.h
1439         conf.CHECK_HEADERS('sys/quota.h')
1440
1441
1442     #
1443     # checking for clustering extensions (CTDB)
1444     #
1445     if not Options.options.with_cluster_support:
1446         have_cluster_support = False
1447
1448     else:
1449
1450         if Options.options.ctdb_dir:
1451             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1452
1453         srcdir = os.path.realpath(conf.srcdir)
1454         if 'EXTRA_INCLUDES' in conf.env:
1455             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1456         else:
1457             includes = ''
1458
1459         have_cluster_support = True
1460         ctdb_broken = ""
1461
1462         conf.CHECK_CODE('''
1463             #define NO_CONFIG_H
1464             #include "replace.h"
1465             #include "system/wait.h"
1466             #include "system/network.h"
1467             #define private #error __USED_RESERVED_WORD_private__
1468             #include <talloc.h>
1469             #include <tdb.h>
1470             #include <ctdb.h>
1471
1472             int main(void)
1473             {
1474                 return 0;
1475             }
1476             ''',
1477             'HAVE_CTDB_H',
1478             addmain=False,
1479             includes=includes,
1480             msg='Checking for header ctdb.h')
1481
1482         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1483             have_cluster_support = False
1484             ctdb_broken = "ctdb.h is required for cluster support"
1485
1486         if have_cluster_support:
1487             conf.CHECK_CODE('''
1488                 #define NO_CONFIG_H
1489                 #include "replace.h"
1490                 #include "system/wait.h"
1491                 #include "system/network.h"
1492                 #define private #error __USED_RESERVED_WORD_private__
1493                 #include <talloc.h>
1494                 #include <tdb.h>
1495                 #include <ctdb.h>
1496                 #include <ctdb_private.h>
1497
1498                 int main(void)
1499                 {
1500                     return 0;
1501                 }
1502                 ''',
1503                 'HAVE_CTDB_PRIVATE_H',
1504                 addmain=False,
1505                 includes=includes,
1506                 msg='Checking for header ctdb_private.h')
1507
1508             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1509                 have_cluster_support = False
1510                 ctdb_broken = "ctdb_private.h is required for cluster support"
1511
1512         if have_cluster_support:
1513             conf.CHECK_CODE('''
1514                 #define NO_CONFIG_H
1515                 #include "replace.h"
1516                 #include "system/wait.h"
1517                 #include "system/network.h"
1518                 #include <talloc.h>
1519                 #include <tdb.h>
1520                 #include <ctdb.h>
1521                 #include <ctdb_private.h>
1522
1523                 int main(void)
1524                 {
1525                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1526                    return 0;
1527                 }
1528                 ''',
1529                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1530                 addmain=False,
1531                 includes=includes,
1532                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1533
1534             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1535                 have_cluster_support = False
1536                 ctdb_broken = "ctdb transaction support missing or too old"
1537
1538         if have_cluster_support:
1539             conf.CHECK_CODE('''
1540                 #define NO_CONFIG_H
1541                 #include "replace.h"
1542                 #include "system/wait.h"
1543                 #include "system/network.h"
1544                 #include <talloc.h>
1545                 #include <tdb.h>
1546                 #include <ctdb.h>
1547                 #include <ctdb_private.h>
1548
1549                 int main(void)
1550                 {
1551                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1552                     return 0;
1553                 }
1554                 ''',
1555                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1556                 addmain=False,
1557                 includes=includes,
1558                 msg='Checking for SCHEDULE_FOR_DELETION control')
1559
1560             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1561                 if not Options.options.enable_old_ctdb:
1562                     have_cluster_support = False
1563                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1564                 else:
1565                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1566
1567         if have_cluster_support:
1568             conf.CHECK_CODE('''
1569                 #define NO_CONFIG_H
1570                 #include "replace.h"
1571                 #include "system/wait.h"
1572                 #include "system/network.h"
1573                 #include <talloc.h>
1574                 #include <tdb.h>
1575                 #include <ctdb.h>
1576                 #include <ctdb_private.h>
1577
1578                 int main(void)
1579                 {
1580                     struct ctdb_control_tcp _x;
1581                     return 0;
1582                 }
1583                 ''',
1584                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1585                 addmain=False,
1586                 includes=includes,
1587                 msg='Checking for ctdb ipv4 support')
1588
1589             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1590                 have_cluster_support = False
1591                 ctdb_broken = "missing struct ctdb_control_tcp"
1592
1593         if have_cluster_support:
1594             conf.CHECK_CODE('''
1595                 #define NO_CONFIG_H
1596                 #include "replace.h"
1597                 #include "system/wait.h"
1598                 #include "system/network.h"
1599                 #include <talloc.h>
1600                 #include <tdb.h>
1601                 #include <ctdb.h>
1602                 #include <ctdb_private.h>
1603
1604                 int main(void)
1605                 {
1606                     struct ctdb_control_tcp_addr _x;
1607                     return 0;
1608                 }
1609                 ''',
1610                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1611                 addmain=False,
1612                 includes=includes,
1613                 msg='Checking for ctdb ipv6 support')
1614
1615     if have_cluster_support:
1616         Logs.info("building with cluster support")
1617         conf.DEFINE('CLUSTER_SUPPORT', 1);
1618     else:
1619         if not Options.options.with_cluster_support:
1620             Logs.info("building without cluster support")
1621         else:
1622             Logs.warn("building without cluster support: " + ctdb_broken)
1623         conf.undefine('CLUSTER_SUPPORT')
1624
1625
1626
1627     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1628                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1629                     addmain=False,
1630                     link=False,
1631                     msg='Checking whether we can compile with __attribute__((destructor))')
1632
1633     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1634                     'SEEKDIR_RETURNS_VOID',
1635                     headers='sys/types.h dirent.h',
1636                     msg='Checking whether seekdir returns void')
1637
1638     if Options.options.with_profiling_data:
1639         conf.DEFINE('WITH_PROFILE', 1);
1640
1641     PTHREAD_CFLAGS='error'
1642     PTHREAD_LDFLAGS='error'
1643
1644     if PTHREAD_LDFLAGS == 'error':
1645         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1646             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1647             PTHREAD_LDFLAGS='-lpthread'
1648     if PTHREAD_LDFLAGS == 'error':
1649         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1650             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1651             PTHREAD_LDFLAGS='-lpthreads'
1652     if PTHREAD_LDFLAGS == 'error':
1653         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1654             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1655             PTHREAD_LDFLAGS='-pthread'
1656     if PTHREAD_LDFLAGS == 'error':
1657         if conf.CHECK_FUNC('pthread_attr_init'):
1658             PTHREAD_CFLAGS='-D_REENTRANT'
1659             PTHREAD_LDFLAGS='-lpthread'
1660     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1661     # pthread_attr_init. On pthread_mutex_lock it works there...
1662     if PTHREAD_LDFLAGS == 'error':
1663         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1664             PTHREAD_CFLAGS='-D_REENTRANT'
1665             PTHREAD_LDFLAGS='-lpthread'
1666
1667     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1668         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1669         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1670         conf.CHECK_HEADERS('pthread.h')
1671         conf.DEFINE('HAVE_PTHREAD', '1')
1672
1673     if Options.options.with_pthreadpool:
1674         if conf.CONFIG_SET('HAVE_PTHREAD'):
1675             conf.DEFINE('WITH_PTHREADPOOL', '1')
1676         else:
1677             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1678             conf.undefine('WITH_PTHREADPOOL')
1679
1680     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1681         conf.DEFINE('HAVE_GPFS', '1')
1682
1683     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1684                                       auth_sam auth_unix auth_winbind auth_wbc auth_server
1685                                       auth_domain auth_builtin vfs_default
1686                                       nss_info_template idmap_tdb idmap_passdb
1687                                       idmap_nss''')
1688
1689     default_shared_modules=TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1690                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1691                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850
1692                                       charset_CP437 auth_script vfs_readahead vfs_xattr_tdb
1693                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1694                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1695                                       vfs_crossrename vfs_linux_xfs_sgid
1696                                       vfs_time_audit idmap_autorid''')
1697
1698     if Options.options.developer:
1699         default_static_modules.extend(TO_LIST('pdb_ads auth_netlogond'))
1700         default_shared_modules.extend(TO_LIST('charset_weird perfcount_test'))
1701
1702     if conf.env.toplevel_build:
1703         default_static_modules.extend(TO_LIST('pdb_samba4 auth_samba4'))
1704
1705     if Options.options.with_acl_support and conf.CONFIG_SET('HAVE_POSIX_ACLS'):
1706         default_static_modules.extend(TO_LIST('vfs_posixacl'))
1707
1708     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1709         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1710
1711     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1712         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1713
1714     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1715         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1716
1717     if conf.CONFIG_SET('HAVE_AIO') and (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1718         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1719
1720     if conf.CONFIG_SET('HAVE_LDAP'):
1721         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1722
1723     if conf.CONFIG_SET('DARWINOS'):
1724         default_shared_modules.extend(TO_LIST('charset_macosxfs'))
1725
1726     if conf.CONFIG_SET('HAVE_GPFS'):
1727         default_shared_modules.extend(TO_LIST('vfs_gpfs vfs_gpfs_hsm_notify'))
1728
1729     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1730     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1731
1732     final_static_modules = default_static_modules
1733     final_shared_modules = default_shared_modules
1734
1735     for m in explicit_static_modules:
1736         if m in final_shared_modules:
1737             final_shared_modules.remove(m)
1738         final_static_modules.append(m)
1739     for m in explicit_shared_modules:
1740         if m in final_static_modules:
1741             final_static_modules.remove(m)
1742         final_shared_modules.append(m)
1743
1744     conf.env['static_modules'] = final_static_modules
1745     conf.env['shared_modules'] = final_shared_modules
1746
1747     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1748
1749     static_list = {}
1750     shared_list = {}
1751
1752     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1753     conf.env['MODULE_PREFIXES'] = prefixes
1754     for p in prefixes:
1755         for m in final_static_modules:
1756             if m.find(p) == 0:
1757                 if not p in static_list:
1758                     static_list[p] = []
1759                 static_list[p].append(m)
1760         for m in final_shared_modules:
1761             if m.find(p) == 0:
1762                 if not p in shared_list:
1763                     shared_list[p] = []
1764                 shared_list[p].append(m)
1765
1766     for p in prefixes:
1767         static_env = "%s_STATIC" % p.upper()
1768         shared_env = "%s_SHARED" % p.upper()
1769         conf.env[static_env] = []
1770         conf.env[shared_env] = []
1771         if p in static_list:
1772             decl_list=""
1773             for entry in static_list[p]:
1774                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1775                 conf.env[static_env].append('%s' % entry)
1776             decl_list = decl_list.rstrip()
1777             conf.DEFINE('static_decl_%s' % p, decl_list)
1778             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1779         else:
1780             conf.DEFINE('static_decl_%s' % p, '')
1781             conf.DEFINE('static_init_%s' % p, '{}')
1782         if p in shared_list:
1783             for entry in shared_list[p]:
1784                 conf.DEFINE('%s_init' % entry, 'init_samba_module')
1785                 conf.env[shared_env].append('%s' % entry)
1786
1787     conf.SAMBA_CONFIG_H('include/config.h')
1788
1789 def ctags(ctx):
1790     "build 'tags' file using ctags"
1791     import Utils
1792     source_root = os.path.dirname(Utils.g_module.root_path)
1793     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1794     print("Running: %s" % cmd)
1795     os.system(cmd)
1796
1797 if not os.getenv('TOPLEVEL_BUILD'):
1798     def wildcard_cmd(cmd):
1799         '''called on a unknown command'''
1800         from samba_wildcard import run_named_build_task
1801         run_named_build_task(cmd)
1802     def main():
1803         from samba_wildcard import wildcard_main
1804         wildcard_main(wildcard_cmd)
1805     Scripting.main = main