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 Options.default_prefix = '/usr/local/samba'
  19
  20 def set_options(opt):
  21     if not os.getenv('TOPLEVEL_BUILD'):
  22         opt.BUILTIN_DEFAULT('NONE')
  23         opt.PRIVATE_EXTENSION_DEFAULT('s3')
  24         opt.RECURSE('../lib/replace')
  25         opt.RECURSE('../dynconfig')
  26         opt.RECURSE('selftest')
  27         opt.RECURSE('../lib/nss_wrapper')
  28         opt.RECURSE('../lib/socket_wrapper')
  29         opt.RECURSE('../lib/tevent')
  30         opt.RECURSE('../lib/tdb_compat')
  31
  32     opt.add_option('--with-static-modules',
  33                    help=("Comma-separated list of names of modules to statically link in"),
  34                    action="store", dest='static_modules', default=None)
  35     opt.add_option('--with-shared-modules',
  36                    help=("Comma-separated list of names of modules to build shared"),
  37                    action="store", dest='shared_modules', default=None)
  38     opt.add_option('--enable-selftest',
  39                   help=("enable options necessary for selftest"),
  40                   action="store_true", dest='enable_selftest', default=False)
  41
  42     opt.SAMBA3_ADD_OPTION('winbind')
  43     opt.SAMBA3_ADD_OPTION('swat')
  44     opt.SAMBA3_ADD_OPTION('ads')
  45     opt.SAMBA3_ADD_OPTION('krb5')
  46     opt.SAMBA3_ADD_OPTION('ldap')
  47     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  48     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  49     opt.SAMBA3_ADD_OPTION('merged-build', with_name="enable", without_name="disable")
  50     opt.SAMBA3_ADD_OPTION('pam')
  51     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  52     opt.SAMBA3_ADD_OPTION('quotas')
  53     opt.SAMBA3_ADD_OPTION('sys-quotas')
  54     opt.SAMBA3_ADD_OPTION('sendfile-support')
  55     opt.SAMBA3_ADD_OPTION('utmp')
  56     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable")
  57     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  58     opt.SAMBA3_ADD_OPTION('iconv')
  59     opt.SAMBA3_ADD_OPTION('acl-support')
  60     opt.SAMBA3_ADD_OPTION('dnsupdate')
  61     opt.SAMBA3_ADD_OPTION('syslog')
  62     opt.SAMBA3_ADD_OPTION('automount')
  63     opt.SAMBA3_ADD_OPTION('aio-support')
  64     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  65
  66     opt.SAMBA3_ADD_OPTION('cluster-support')
  67
  68     opt.add_option('--with-ctdb-dir',
  69                    help=("Directory under which ctdb is installed"),
  70                    action="store", dest='ctdb_dir', default=None)
  71     opt.add_option('--enable-old-ctdb',
  72                   help=("enable building against (too) old version of ctdb (default=false)"),
  73                   action="store_true", dest='enable_old_ctdb', default=False)
  74
  75
  76
  77 def configure(conf):
  78     from samba_utils import TO_LIST
  79
  80     if not conf.env.toplevel_build:
  81         version = samba_version.load_version(env=conf.env)
  82         conf.DEFINE('CONFIG_H_IS_FROM_SAMBA', 1)
  83         conf.DEFINE('_SAMBA_WAF_BUILD_', version.MAJOR)
  84         conf.DEFINE('_SAMBA_BUILD_', version.MAJOR, add_to_cflags=True)
  85         conf.DEFINE('HAVE_CONFIG_H', 1, add_to_cflags=True)
  86
  87     if Options.options.developer:
  88         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  89         conf.env.developer = True
  90
  91     if Options.options.with_swat:
  92         conf.env['build_swat'] = True
  93
  94     if not conf.env.toplevel_build:
  95
  96         conf.RECURSE('../lib/replace')
  97
  98         conf.find_program('python', var='PYTHON', mandatory=True)
  99         conf.find_program('perl', var='PERL', mandatory=True)
 100         conf.find_program('xsltproc', var='XSLTPROC')
 101
 102         # enable tool to build python extensions
 103         conf.check_tool('python')
 104         conf.check_python_version((2,4,2))
 105         conf.SAMBA_CHECK_PYTHON_HEADERS(mandatory=True)
 106
 107         if sys.platform == 'darwin' and not conf.env['HAVE_ENVIRON_DECL']:
 108             # Mac OSX needs to have this and it's also needed that the python is compiled with this
 109             # otherwise you face errors about common symbols
 110             if not conf.CHECK_SHLIB_W_PYTHON("Checking if -fno-common is needed"):
 111                 conf.ADD_CFLAGS('-fno-common')
 112             if not conf.CHECK_SHLIB_W_PYTHON("Checking if -undefined dynamic_lookup is not need"):
 113                 conf.env.append_value('shlib_LINKFLAGS', ['-undefined', 'dynamic_lookup'])
 114         if int(conf.env['PYTHON_VERSION'][0]) >= 3:
 115            raise Utils.WafError('Python version 3.x is not supported by Samba yet')
 116
 117         conf.RECURSE('../dynconfig')
 118         conf.RECURSE('../lib/ccan')
 119         conf.RECURSE('../lib/tdb_compat')
 120         conf.RECURSE('../lib/talloc')
 121         conf.RECURSE('../lib/tevent')
 122         conf.RECURSE('../lib/popt')
 123         conf.RECURSE('../lib/nss_wrapper')
 124         conf.RECURSE('../lib/socket_wrapper')
 125         conf.RECURSE('../lib/zlib')
 126         conf.RECURSE('../libcli/smbreadline')
 127         conf.RECURSE('../lib/util')
 128
 129         conf.ADD_EXTRA_INCLUDES('''#source3 #source3/include #lib/replace #lib''')
 130         if not conf.env.USING_SYSTEM_TDB:
 131             conf.ADD_EXTRA_INCLUDES('#lib/tdb_compat')
 132         if not conf.env.USING_SYSTEM_TEVENT:
 133             conf.ADD_EXTRA_INCLUDES('#lib/tevent')
 134         if not conf.env.USING_SYSTEM_TALLOC:
 135             conf.ADD_EXTRA_INCLUDES('#lib/talloc')
 136         if not conf.env.USING_SYSTEM_POPT:
 137             conf.ADD_EXTRA_INCLUDES('#lib/popt')
 138
 139     conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
 140
 141     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
 142     conf.CHECK_HEADERS('linux/falloc.h')
 143
 144     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod mknod64')
 145     conf.CHECK_FUNCS('strtol strchr strupr chflags')
 146     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
 147     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
 148     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
 149     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
 150     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups sysconf stat64 fstat64')
 151     conf.CHECK_FUNCS('lstat64 fopen64 atexit grantpt lseek64 ftruncate64 fallocate fallocate64 posix_fallocate posix_fallocate64')
 152     conf.CHECK_FUNCS('fseek64 fseeko64 ftell64 ftello64 setluid')
 153     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
 154     conf.CHECK_FUNCS('opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64')
 155     conf.CHECK_FUNCS('fdopendir fdopendir64')
 156     conf.CHECK_FUNCS('getpwent_r getdents64 setenv strcasecmp fcvt fcvtl')
 157     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
 158     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
 159     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
 160     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
 161     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
 162     conf.CHECK_FUNCS('shmget')
 163     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
 164     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain bind_textdomain_codeset')
 165     #FIXME: for some reason this one still fails
 166     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
 167     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 168     conf.CHECK_DECLS('fdatasync', reverse=True)
 169     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 170
 171     if conf.CONFIG_SET('HAVE_LONG_LONG'):
 172         conf.DEFINE('HAVE_LONGLONG', 1)
 173
 174     if conf.CHECK_CODE('''
 175 #if defined(HAVE_UNISTD_H)
 176 #include <unistd.h>
 177 #endif
 178 long ret = splice(0,0,1,0,400,0);
 179 ''',
 180         'HAVE_LINUX_SPLICE',
 181         headers='fcntl.h'):
 182         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 183
 184     # Check for inotify support
 185     conf.CHECK_HEADERS('linux/inotify.h asm/unistd.h sys/inotify.h')
 186     conf.CHECK_FUNCS('inotify_init')
 187     if "HAVE_LINUX_INOTIFY_H" in conf.env and "HAVE_INOTIFY_INIT" in conf.env:
 188         conf.DEFINE('HAVE_INOTIFY', 1)
 189
 190     # Check for kernel change notify support
 191     conf.CHECK_CODE('''
 192 #ifndef F_NOTIFY
 193 #define F_NOTIFY 1026
 194 #endif
 195 main() {
 196         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 197 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 198         headers='fcntl.h signal.h',
 199         msg="Checking for kernel change notify support")
 200
 201     # Check for Linux kernel oplocks
 202     conf.CHECK_CODE('''
 203 #include <sys/types.h>
 204 #include <fcntl.h>
 205 #include <signal.h>
 206 #ifndef F_NOTIFY
 207 #define F_NOTIFY 1026
 208 #endif
 209 main() {
 210         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 211 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 212         msg="Checking for Linux kernel oplocks")
 213
 214     # Check for IRIX kernel oplock types
 215     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 216                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 217                     msg="Checking for IRIX kernel oplock types")
 218
 219     # Check for kernel share modes
 220     conf.CHECK_CODE('''
 221 #include <sys/types.h>
 222 #include <fcntl.h>
 223 #include <signal.h>
 224 #include <sys/file.h>
 225 #ifndef LOCK_MAND
 226 #define LOCK_MAND       32
 227 #define LOCK_READ       64
 228 #endif
 229 main() {
 230         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 231 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 232         msg="Checking for krenel share modes")
 233
 234     # Check for various members of the stat structure
 235     conf.CHECK_TYPES('blksize_t blkcnt_t')
 236     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 237                                 headers='sys/stat.h')
 238     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 239                                 headers='sys/stat.h')
 240     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 241                                 headers='sys/types.h sys/stat.h unistd.h')
 242
 243     # Check for POSIX capability support
 244     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 245
 246     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 247         conf.CHECK_CODE('''
 248         cap_t cap;
 249         cap_value_t vals[1];
 250         if (!(cap = cap_get_proc())) exit(1);
 251         vals[0] = CAP_CHOWN;
 252         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 253         cap_set_proc(cap);''',
 254                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 255                         headers='sys/capability.h',
 256                         msg="Checking whether POSIX capabilities are available")
 257
 258     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 259     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 260     # -- JRA.
 261     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 262         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 263                         define='HAVE_INT16_FROM_RPC_RPC_H',
 264                         msg="Checking for int16 typedef included by rpc/rpc.h")
 265         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 266                         headers='sys/types.h rpc/rpc.h',
 267                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 268         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 269                         headers='sys/types.h rpc/rpc.h',
 270                         msg="Checking for int32 typedef included by rpc/rpc.h")
 271         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 272                         headers='sys/types.h rpc/rpc.h',
 273                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 274     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 275                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 276                     msg="Checking for broken nisplus include files")
 277
 278     # Check if the compiler will optimize out functions
 279     conf.CHECK_CODE('''
 280 if (0) {
 281     this_function_does_not_exist();
 282 } else {
 283     return 1;
 284 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 285         msg="Checking if the compiler will optimize out functions")
 286
 287     # Check if the compiler supports the LL suffix on long long integers
 288     # AIX needs this
 289     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 290                     headers='stdio.h',
 291                     msg="Checking for LL suffix on long long integers")
 292
 293     conf.CHECK_FUNCS('''
 294 _acl __acl add_proplist_entry atexit attr_getf attr_list attr_listf
 295 attropen attr_remove attr_removef attr_set attr_setf backtrace_symbols
 296 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 297 __closedir closedir64 creat64 crypt16 delproplist devnm dgettext dirfd
 298 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 299 extattr_delete_fd extattr_delete_link extattr_get_fd extattr_get_file
 300 extattr_get_link extattr_list_fd extattr_list_file extattr_list_link
 301 extattr_set_fd extattr_set_file extattr_set_link _facl __facl _fchdir
 302 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 303 fdelproplist fgetea fgetproplist fgetxattr flistea flistxattr fopen64
 304 _fork __fork fremoveea fremovexattr fseek64 fseeko64 fsetea
 305 fsetproplist fsetxattr _fstat __fstat fstat64 _fstat64 __fstat64 fsync
 306 ftell64 ftello64 ftruncate64 futimens futimes __fxstat getauthuid
 307 getcwd _getcwd __getcwd getdents __getdents getdents64 getdirentries
 308 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 309 getproplist get_proplist_entry getpwanam getpwent_r getrlimit gettext
 310 glob grantpt hstrerror initgroups innetgr
 311 inotify_init lgetea lgetxattr listea listxattr llistea llistxattr
 312 llseek _llseek __llseek lremoveea lremovexattr _lseek __lseek lseek64
 313 lsetea lsetxattr _lstat __lstat lstat64 _lstat64 __lstat64 lutimes
 314 __lxstat memalign mknod mknod64 mlock mlockall munlock munlockall
 315 _open __open open64 _open64 __open64 _opendir __opendir
 316 opendir64 pathconf poll posix_fallocate posix_fallocate64
 317 posix_memalign prctl pread _pread __pread pread64 _pread64 __pread64
 318 pwrite _pwrite __pwrite pwrite64 _pwrite64
 319 __pwrite64 rdchk _read __read _readdir __readdir readdir64 _readdir64
 320 __readdir64 removeea removexattr rewinddir64 _seekdir __seekdir
 321 seekdir64 select setea setenv setgidx setgroups setlocale setluid
 322 setmntent setpgid setpriv setproplist setsid setuidx
 323 setxattr shmget shm_open sigaction sigblock sigprocmask sigset
 324 sizeof_proplist_entry _stat __stat stat64 _stat64 __stat64 statvfs
 325 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctlbyname
 326 __sys_llseek syslog _telldir __telldir telldir64 textdomain timegm
 327 utimensat vsyslog _write __write __xstat
 328 ''')
 329
 330     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 331
 332     # FIXME: these should be tests for features, but the old build system just
 333     # checks for OSes.
 334     host_os = sys.platform
 335     Logs.info("building on %s" % host_os)
 336
 337     # Python doesn't have case switches... :/
 338     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 339     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 340
 341     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 342     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 343         if host_os.rfind('linux') > -1:
 344             conf.DEFINE('LINUX', '1')
 345         elif host_os.rfind('qnx') > -1:
 346             conf.DEFINE('QNX', '1')
 347         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 348     elif (host_os.rfind('darwin') > -1):
 349         conf.DEFINE('DARWINOS', 1)
 350         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 351         conf.ADD_CFLAGS('-fno-common')
 352     elif (host_os.rfind('freebsd') > -1):
 353         if conf.CHECK_HEADERS('sunacl.h'):
 354             conf.define('HAVE_FREEBSD_SUNACL_H', '1')
 355             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 356         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 357     elif (host_os.rfind('netbsd') > -1):
 358         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 359     elif (host_os.rfind('openbsd') > -1):
 360         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 361     elif (host_os.rfind('sunos') > -1):
 362         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 363     # FIXME: Add more checks here.
 364     else:
 365         Logs.warn("Unknown host_os '%s', please report this to samba-technical@samba.org" % host_os)
 366
 367     #FIXME: add more checks
 368     if Options.options.with_acl_support:
 369         if host_os.rfind('linux') > -1:
 370             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 371             conf.CHECK_FUNCS_IN('getxattr', 'attr')
 372             if conf.CHECK_CODE('''
 373 acl_t acl;
 374 int entry_id;
 375 acl_entry_t *entry_p;
 376 return acl_get_entry(acl, entry_id, entry_p);
 377 ''',
 378                         'HAVE_POSIX_ACLS',
 379                         headers='sys/types.h sys/acl.h', link=False,
 380                         msg="Checking for POSIX ACL support") :
 381                 conf.CHECK_CODE('''
 382 acl_permset_t permset_d;
 383 acl_perm_t perm;
 384 return acl_get_perm_np(permset_d, perm);
 385 ''',
 386                         'HAVE_ACL_GET_PERM_NP',
 387                         headers='sys/types.h sys/acl.h', link=True,
 388                         msg="Checking whether acl_get_perm_np() is available")
 389         else:
 390             conf.DEFINE('HAVE_NO_ACLS', 1)
 391             conf.SET_TARGET_TYPE('acl', 'EMPTY')
 392     else:
 393         conf.DEFINE('HAVE_NO_ACLS', 1)
 394         conf.SET_TARGET_TYPE('acl', 'EMPTY')
 395
 396     if conf.CHECK_FUNCS('dirfd'):
 397         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 398
 399     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 400                     'HAVE_STATFS_F_FSID',
 401                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 402                     headers='sys/types.h sys/statfs.h',
 403                     execute=True)
 404
 405     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 406         conf.CHECK_CODE('''
 407                 #if defined(HAVE_UNISTD_H)
 408                 #include <unistd.h>
 409                 #endif
 410                 #include <sys/types.h>
 411                 #define _GNU_SOURCE
 412                 #include <fcntl.h>
 413                 #if defined(HAVE_LINUX_FALLOC_H)
 414                 #include <linux/falloc.h>
 415                 #endif
 416                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 417                 'HAVE_LINUX_FALLOCATE',
 418                 msg="Checking whether the Linux 'fallocate' function is available")
 419     if conf.CONFIG_SET('HAVE_FALLOCATE64'):
 420         conf.CHECK_CODE('''
 421                 #if defined(HAVE_UNISTD_H)
 422                 #include <unistd.h>
 423                 #endif
 424                 #include <sys/types.h>
 425                 #define _GNU_SOURCE
 426                 #include <fcntl.h>
 427                 #if defined(HAVE_LINUX_FALLOC_H)
 428                 #include <linux/falloc.h>
 429                 #endif
 430                 int ret = fallocate64(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 431                 'HAVE_LINUX_FALLOCATE64',
 432                 msg="Checking whether the Linux 'fallocate64' function is available")
 433     conf.CHECK_CODE('''
 434                 #if defined(HAVE_UNISTD_H)
 435                 #include <unistd.h>
 436                 #endif
 437                 #include <fcntl.h>
 438                 ssize_t err = readahead(0,0,0x80000);''',
 439                 'HAVE_LINUX_READAHEAD',
 440                 msg="Checking whether Linux readahead is available")
 441     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 442
 443     conf.CHECK_CODE('''
 444                 #include <sys/types.h>
 445                 #include <sys/socket.h>],
 446                 struct ucred cred;
 447                 socklen_t cred_len;
 448                 int ret = getsockopt(0, SOL_SOCKET, SO_PEERCRED, &cred, &cred_len);''',
 449                 'HAVE_PEERCRED',
 450                 msg="Checking whether we can use SO_PEERCRED to get socket credentials")
 451
 452     conf.CHECK_CODE('''
 453                 #if defined(HAVE_LONGLONG) && (defined(HAVE_OFF64_T) || (defined(SIZEOF_OFF_T) && (SIZEOF_OFF_T == 8)))
 454                 #include <sys/types.h>
 455                 #else
 456                 __COMPILE_ERROR_
 457                 #endif
 458                 int i;''',
 459                 'HAVE_EXPLICIT_LARGEFILE_SUPPORT',
 460                 msg="Checking whether large file support can be enabled")
 461
 462     if Options.options.with_aio_support:
 463         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 464         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 465         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 466                         'HAVE_AIO',
 467                         msg='Checking for asynchronous io support',
 468                         headers='sys/types.h aio.h',
 469                         lib='aio rt')
 470         conf.CHECK_CODE('struct aiocb64 a; return aio_read64(&a);',
 471                         'HAVE_AIO64',
 472                         msg='Checking for 64-bit asynchronous io support',
 473                         headers='sys/types.h aio.h',
 474                         lib='aio rt')
 475         if conf.CONFIG_SET('HAVE_AIO64'):
 476             conf.DEFINE('HAVE_AIOCB64', '1')
 477             conf.DEFINE('WITH_AIO', '1')
 478         elif conf.CONFIG_SET('HAVE_AIO'):
 479             conf.DEFINE('WITH_AIO', '1')
 480         if conf.CONFIG_SET('HAVE_AIO'):
 481             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 482             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 483             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')
 484             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 485             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 486             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')
 487             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')
 488         if conf.CONFIG_SET('HAVE_AIO64'):
 489             conf.CHECK_CODE('struct aiocb a; return aio_read64(&a);', 'HAVE_AIO_READ64', msg='Checking for aio_read64', headers='aio.h', lib='aio rt')
 490             conf.CHECK_CODE('struct aiocb a; return aio_write64(&a);', 'HAVE_AIO_WRITE64', msg='Checking for aio_write64', headers='aio.h', lib='aio rt')
 491             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')
 492             conf.CHECK_CODE('struct aiocb a; return aio_return64(&a);', 'HAVE_AIO_RETURN64', msg='Checking for aio_return64', headers='aio.h', lib='aio rt')
 493             conf.CHECK_CODE('struct aiocb a; return aio_error64(&a);', 'HAVE_AIO_ERROR64', msg='Checking for aio_error64', headers='aio.h', lib='aio rt')
 494             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')
 495             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')
 496         if not conf.CONFIG_SET('HAVE_AIO'):
 497             conf.DEFINE('HAVE_NO_AIO', '1')
 498     else:
 499         conf.DEFINE('HAVE_NO_AIO', '1')
 500
 501     conf.CHECK_CODE('''
 502 struct msghdr msg;
 503 union {
 504         struct cmsghdr cm;
 505         char control[CMSG_SPACE(sizeof(int))];
 506 } control_un;
 507 msg.msg_control = control_un.control;
 508 msg.msg_controllen = sizeof(control_un.control);
 509 ''',
 510         'HAVE_MSGHDR_MSG_CONTROL',
 511         msg='Checking if we can use msg_control for passing file descriptors',
 512         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 513     conf.CHECK_CODE('''
 514 struct msghdr msg;
 515 int fd;
 516 msg.msg_acctrights = (caddr_t) &fd;
 517 msg.msg_acctrightslen = sizeof(fd);
 518 ''',
 519         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 520         msg='Checking if we can use msg_acctrights for passing file descriptors',
 521         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 522
 523     if Options.options.with_winbind:
 524         conf.env.build_winbind = True
 525         conf.DEFINE('WITH_WINBIND', '1')
 526
 527     conf.find_program('awk', var='AWK')
 528     conf.find_program('perl', var='PERL')
 529
 530     # Darwin has extra options to xattr-family functions
 531     conf.CHECK_CODE('getxattr(0, 0, 0, 0, 0, 0);',
 532                     'XATTR_ADD_OPT',
 533                     msg="Checking whether xattr interface takes additional options",
 534                     headers='sys/types.h attr/xattr.h sys/xattr.h')
 535
 536     conf.CHECK_HEADERS('asm/types.h')
 537
 538     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 539                     headers='unistd.h sys/types.h',
 540                     msg="Checking for major macro")
 541
 542     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 543                     headers='unistd.h sys/types.h',
 544                     msg="Checking for minor macro")
 545
 546     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 547                                 headers='unistd.h sys/types.h dirent.h',
 548                                 define='HAVE_DIRENT_D_OFF')
 549
 550     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 551     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 552         netgrent_cflags = '-Werror-implicit-function-declaration'
 553     else:
 554         netgrent_cflags = ''
 555     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 556                     msg="Checking for setnetgrent prototype",
 557                     headers='netdb.h netgroup.h',
 558                     cflags=netgrent_cflags)
 559     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 560                     msg="Checking for getnetgrent prototype",
 561                     headers='netdb.h netgroup.h',
 562                     cflags=netgrent_cflags)
 563     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 564                     msg="Checking for endnetgrent prototype",
 565                     headers='netdb.h netgroup.h',
 566                     cflags=netgrent_cflags)
 567
 568
 569     # Look for CUPS
 570     if Options.options.with_cups:
 571         conf.find_program('cups-config', var='CUPS_CONFIG')
 572         if conf.env.CUPS_CONFIG:
 573             # we would normally use --libs here, but cups-config incorrectly adds
 574             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 575             # of an in-tree heimdal kerberos
 576             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 577                            package="", uselib_store="cups")
 578         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 579         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 580         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 581             conf.DEFINE('HAVE_CUPS', '1')
 582         else:
 583             conf.undefine('HAVE_CUPS')
 584             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 585     else:
 586         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 587         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 588
 589     if Options.options.with_iprint:
 590         if conf.CONFIG_SET('HAVE_CUPS'):
 591             conf.DEFINE('HAVE_IPRINT', '1')
 592         else:
 593             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 594     if Options.options.with_syslog:
 595         conf.DEFINE('WITH_SYSLOG', '1')
 596     if Options.options.with_automount:
 597         conf.DEFINE('WITH_AUTOMOUNT', '1')
 598
 599     # Check for LDAP
 600     if Options.options.with_ldap:
 601         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 602         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 603         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 604         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 605
 606         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 607         # for the samba logs
 608         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 609                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 610
 611         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 612         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 613
 614         # Check if ldap_set_rebind_proc() takes three arguments
 615         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 616                            'LDAP_SET_REBIND_PROC_ARGS',
 617                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 618                            headers='ldap.h lber.h', link=False):
 619             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 620         else:
 621             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 622
 623         # last but not least, if ldap_init() exists, we want to use ldap
 624         if conf.CONFIG_SET('HAVE_LDAP_INIT'):
 625             conf.DEFINE('HAVE_LDAP', '1')
 626             conf.DEFINE('LDAP_DEPRECATED', '1')
 627             conf.env['HAVE_LDAP'] = '1'
 628             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 629             # SASL wrapping hooks
 630             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 631                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 632                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 633     else:
 634         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 635         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 636
 637     # Check for kerberos
 638     have_gssapi=False
 639     if Options.options.with_krb5 and not conf.env.toplevel_build:
 640         Logs.info("Looking for kerberos features")
 641         conf.find_program('krb5-config', var='KRB5_CONFIG')
 642         if conf.env.KRB5_CONFIG:
 643             conf.check_cfg(path="krb5-config", args="--cflags --libs",
 644                        package="gssapi", uselib_store="krb5")
 645         conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
 646         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')
 647
 648         if conf.CONFIG_SET('HAVE_KRB5_LOCATE_PLUGIN_H'):
 649             conf.env['WINBIND_KRB5_LOCATOR'] = 'bin/winbind_krb5_locator.so'
 650
 651         conf.CHECK_FUNCS_IN('_et_list', 'com_err')
 652         conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
 653         conf.CHECK_FUNCS_IN('des_set_key','crypto')
 654         conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
 655         conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
 656         if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi') or \
 657            conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi_krb5'):
 658             have_gssapi=True
 659         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')
 660         conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
 661         conf.CHECK_FUNCS('''
 662 krb5_set_real_time krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
 663 krb5_set_default_tgs_ktypes krb5_principal2salt krb5_use_enctype
 664 krb5_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
 665 krb5_auth_con_setuseruserkey krb5_locate_kdc krb5_get_permitted_enctypes
 666 krb5_get_default_in_tkt_etypes krb5_free_data_contents
 667 krb5_principal_get_comp_string krb5_free_unparsed_name
 668 krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
 669 krb5_krbhst_get_addrinfo krb5_c_enctype_compare krb5_enctypes_compatible_keys
 670 krb5_crypto_init krb5_crypto_destroy krb5_decode_ap_req free_AP_REQ
 671 krb5_verify_checksum krb5_c_verify_checksum krb5_principal_compare_any_realm
 672 krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
 673 krb5_get_renewed_creds krb5_get_kdc_cred krb5_free_error_contents
 674 initialize_krb5_error_table krb5_get_init_creds_opt_alloc
 675 krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
 676 krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
 677 krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
 678 krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm''',
 679                          lib='krb5 k5crypto')
 680         conf.CHECK_DECLS('''krb5_get_credentials_for_user
 681                             krb5_auth_con_set_req_cksumtype''',
 682                             headers='krb5.h', always=True)
 683         conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h')
 684         conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h')
 685         conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h')
 686         conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h')
 687         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key', headers='krb5.h',
 688                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
 689         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock', headers='krb5.h',
 690                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
 691         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic', headers='krb5.h',
 692                                     define='HAVE_MAGIC_IN_KRB5_ADDRESS')
 693         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype', headers='krb5.h',
 694                                     define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
 695         conf.CHECK_STRUCTURE_MEMBER('krb5_ticket', 'enc_part2', headers='krb5.h',
 696                                     define='HAVE_KRB5_TKT_ENC_PART2')
 697         conf.CHECK_STRUCTURE_MEMBER('krb5_creds', 'keyblock', headers='krb5.h',
 698                                     define='HAVE_KRB5_KEYBLOCK_IN_CREDS')
 699         conf.CHECK_STRUCTURE_MEMBER('krb5_creds', 'session', headers='krb5.h',
 700                                     define='HAVE_KRB5_SESSION_IN_CREDS')
 701         conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket', headers='krb5.h',
 702                                     define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
 703
 704         conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h')
 705
 706         conf.CHECK_CODE('''
 707 krb5_ticket ticket;
 708 krb5_kvno kvno;
 709 krb5_enctype enctype;
 710 enctype = ticket.enc_part.enctype;
 711 kvno = ticket.enc_part.kvno;
 712 ''',
 713                         'KRB5_TICKET_HAS_KEYINFO',
 714                         headers='krb5.h', link=False,
 715                         msg="Checking whether the krb5_ticket structure contains the kvno and enctype")
 716         conf.CHECK_CODE('''
 717 krb5_context ctx;
 718 krb5_get_init_creds_opt *opt = NULL;
 719 krb5_get_init_creds_opt_free(ctx, opt);
 720 ''',
 721                         'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
 722                         headers='krb5.h', link=False,
 723                         msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
 724         conf.CHECK_CODE('krb5_mk_error(0,0,0)',
 725                         'HAVE_SHORT_KRB5_MK_ERROR_INTERFACE',
 726                         headers='krb5.h', link=False,
 727                         msg="Checking whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal")
 728         conf.CHECK_CODE('''
 729 const krb5_data *pkdata;
 730 krb5_context context;
 731 krb5_principal principal;
 732 pkdata = krb5_princ_component(context, principal, 0);
 733 ''',
 734                         'HAVE_KRB5_PRINC_COMPONENT',
 735                         headers='krb5.h', lib='krb5',
 736                         msg="Checking whether krb5_princ_component is available")
 737
 738         conf.CHECK_CODE('''
 739 int main(void) {
 740 char buf[256];
 741 krb5_enctype_to_string(1, buf, 256);
 742 return 0;
 743 }''',
 744                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
 745                         headers='krb5.h', lib='krb5 k5crypto',
 746                         addmain=False, cflags='-Werror',
 747                         msg="Checking whether krb5_enctype_to_string takes size_t argument")
 748
 749         conf.CHECK_CODE('''
 750 int main(void) {
 751 krb5_context context = NULL;
 752 char *str = NULL;
 753 krb5_enctype_to_string(context, 1, &str);
 754 if (str) free (str);
 755 return 0;
 756 }''',
 757                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
 758                         headers='krb5.h stdlib.h', lib='krb5',
 759                         addmain=False, cflags='-Werror',
 760                         msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
 761         conf.CHECK_CODE('''
 762 int main(void) {
 763 krb5_context ctx = NULL;
 764 krb5_principal princ = NULL;
 765 const char *str = krb5_princ_realm(ctx, princ)->data;
 766 return 0;
 767 }''',
 768                         'HAVE_KRB5_PRINC_REALM',
 769                         headers='krb5.h', lib='krb5',
 770                         addmain=False,
 771                         msg="Checking whether the macro krb5_princ_realm is defined")
 772         conf.CHECK_CODE('''
 773 int main(void) {
 774     krb5_context context;
 775     krb5_principal principal;
 776     const char *realm; realm = krb5_principal_get_realm(context, principal);
 777     return 0;
 778 }''',
 779                         'HAVE_KRB5_PRINCIPAL_GET_REALM',
 780                         headers='krb5.h', lib='krb5',
 781                         addmain=False,
 782                         msg="Checking whether krb5_principal_get_realm is defined")
 783         if conf.CHECK_CODE('''krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);''',
 784                         'KRB5_VERIFY_CHECKSUM_ARGS',
 785                         headers='krb5.h', lib='krb5',
 786                         msg="Checking whether krb5_verify_checksum takes 7 arguments"):
 787             conf.DEFINE('KRB5_VERIFY_CHECKSUM_ARGS', '7')
 788         else:
 789             conf.DEFINE('KRB5_VERIFY_CHECKSUM_ARGS', '6')
 790
 791         conf.CHECK_CODE('''
 792 krb5_enctype enctype;
 793 enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
 794 ''',
 795             '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
 796             headers='krb5.h', lib='krb5',
 797             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
 798         conf.CHECK_CODE('''
 799 krb5_keytype keytype;
 800 keytype = KEYTYPE_ARCFOUR_56;
 801 ''',
 802             '_HAVE_KEYTYPE_ARCFOUR_56',
 803             headers='krb5.h', lib='krb5',
 804             msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
 805         if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
 806             conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
 807
 808         conf.CHECK_CODE('''
 809 krb5_enctype enctype;
 810 enctype = ENCTYPE_ARCFOUR_HMAC;
 811 ''',
 812             'HAVE_ENCTYPE_ARCFOUR_HMAC',
 813             headers='krb5.h', lib='krb5',
 814             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
 815
 816         conf.CHECK_CODE('''
 817 krb5_context context;
 818 krb5_keytab keytab;
 819 krb5_init_context(&context);
 820 return krb5_kt_resolve(context, "WRFILE:api", &keytab);
 821 ''',
 822             'HAVE_WRFILE_KEYTAB',
 823             headers='krb5.h', lib='krb5', execute=True,
 824             msg="Checking whether the WRFILE:-keytab is supported");
 825
 826         # Check for KRB5_DEPRECATED handling
 827         conf.CHECK_CODE('''#define KRB5_DEPRECATED 1
 828 #include <krb5.h>''',
 829         'HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER', addmain=False,
 830         link=False,
 831         msg="Checking for KRB5_DEPRECATED define taking an identifier")
 832     elif not conf.env.toplevel_build:
 833         conf.SET_TARGET_TYPE('krb5', 'EMPTY')
 834         conf.SET_TARGET_TYPE('gssapi', 'EMPTY')
 835         conf.SET_TARGET_TYPE('gssapi_krb5', 'EMPTY')
 836         conf.SET_TARGET_TYPE('com_err', 'EMPTY')
 837         conf.SET_TARGET_TYPE('k5crypto', 'EMPTY')
 838
 839     if Options.options.with_ads:
 840         use_ads=True
 841         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 842            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 843             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 844             use_ads=False
 845         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 846             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 847             use_ads=False
 848         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 849            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 850             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 851             use_ads=False
 852         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 853            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 854             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 855             use_ads=False
 856         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 857            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 858             Logs.warn("no KT_FREE_FUNCTION detected")
 859             use_ads=False
 860         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM') and \
 861            not conf.CONFIG_SET('HAVE_KRB5_VERIFY_CHECKSUM'):
 862             Logs.warn("no KRB5_VERIFY_CHECKSUM_FUNCTION detected")
 863             use_ads=False
 864         if not conf.CONFIG_SET('KRB5_TICKET_HAS_KEYINFO'):
 865             # We only need the following functions if we can't get the enctype
 866             # and kvno out of the ticket directly (ie. on Heimdal).
 867             if not conf.CONFIG_SET('HAVE_FREE_AP_REQ'):
 868                 Logs.warn("no KRB5_AP_REQ_FREE_FUNCTION detected")
 869                 use_ads=False
 870             if not conf.CONFIG_SET('HAVE_KRB5_DECODE_AP_REQ'):
 871                 Logs.warn("no KRB5_AP_REQ_DECODING_FUNCTION detected")
 872                 use_ads=False
 873         if use_ads:
 874             conf.DEFINE('WITH_ADS', '1')
 875             conf.DEFINE('HAVE_KRB5', '1')
 876             if have_gssapi:
 877                 conf.DEFINE('HAVE_GSSAPI', '1')
 878             if conf.CONFIG_SET('HAVE_LDAP'):
 879                 conf.env['HAVE_ADS'] = '1'
 880         else:
 881             Logs.warn("krb5 libs don't have all features required for Active Directory support")
 882             conf.undefine('HAVE_KRB5_H')
 883             conf.undefine('HAVE_GSSAPI_H')
 884             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 885             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 886
 887     if Options.options.with_utmp:
 888         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 889         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 890                                     define='HAVE_UT_UT_NAME')
 891         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 892                                     define='HAVE_UT_UT_USER')
 893         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 894                                     define='HAVE_UT_UT_ID')
 895         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 896                                     define='HAVE_UT_UT_HOST')
 897         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 898                                     define='HAVE_UT_UT_TIME')
 899         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 900                                     define='HAVE_UT_UT_TV')
 901         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 902                                     define='HAVE_UT_UT_TYPE')
 903         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 904                                     define='HAVE_UT_UT_PID')
 905         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 906                                     define='HAVE_UT_UT_EXIT')
 907         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr_v6', headers='utmp.h',
 908                                     define='HAVE_UT_UT_ADDR_V6')
 909         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr', headers='utmp.h',
 910                                     define='HAVE_UT_UT_ADDR')
 911         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 912                                     define='HAVE_UX_UT_SYSLEN')
 913         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 914                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 915                         msg="Checking whether pututline returns pointer")
 916         conf.DEFINE('WITH_UTMP', 1)
 917
 918     if Options.options.with_avahi:
 919         conf.env.with_avahi = True
 920         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 921         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 922         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 923         if conf.env.with_avahi:
 924             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 925     else:
 926         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 927         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 928
 929     if Options.options.with_iconv:
 930         conf.env.with_iconv = True
 931         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 932             conf.env.with_iconv = False
 933         if conf.env.with_iconv:
 934             conf.DEFINE('HAVE_ICONV', 1)
 935
 936     if Options.options.with_pam:
 937         use_pam=True
 938         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 939         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 940             Logs.warn("--with-pam=yes but pam_appl.h not found")
 941             use_pam=False
 942         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 943         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 944         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 945             Logs.warn("--with-pam=yes but pam_modules.h not found")
 946             use_pam=False
 947         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 948         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 949         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 950         conf.CHECK_CODE('''
 951 #if defined(HAVE_SECURITY_PAM_APPL_H)
 952 #include <security/pam_appl.h>
 953 #elif defined(HAVE_PAM_PAM_APPL_H)
 954 #include <pam/pam_appl.h>
 955 #endif
 956 pam_set_item(0, PAM_RHOST, 0);
 957 ''',
 958             'HAVE_PAM_RHOST',
 959             lib='pam',
 960             msg="Checking whether PAM_RHOST is available");
 961         conf.CHECK_CODE('''
 962 #if defined(HAVE_SECURITY_PAM_APPL_H)
 963 #include <security/pam_appl.h>
 964 #elif defined(HAVE_PAM_PAM_APPL_H)
 965 #include <pam/pam_appl.h>
 966 #endif
 967 pam_set_item(0, PAM_TTY, 0);
 968 ''',
 969             'HAVE_PAM_TTY',
 970             lib='pam',
 971             msg="Checking whether PAM_TTY is available");
 972         conf.CHECK_CODE('''
 973 #if (!defined(LINUX))
 974
 975 #define PAM_EXTERN extern
 976 #if defined(HAVE_SECURITY_PAM_APPL_H)
 977 #include <security/pam_appl.h>
 978 #elif defined(HAVE_PAM_PAM_APPL_H)
 979 #include <pam/pam_appl.h>
 980 #endif
 981
 982 #endif
 983
 984 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 985 #include <security/pam_modules.h>
 986 #elif defined(HAVE_PAM_PAM_MODULES_H)
 987 #include <pam/pam_modules.h>
 988 #endif
 989
 990 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 991 #include <security/_pam_macros.h>
 992 #elif defined(HAVE_PAM__PAM_MACROS_H)
 993 #include <pam/_pam_macros.h>
 994 #endif
 995
 996 #ifdef HAVE_SECURITY_PAM_EXT_H
 997 #include <security/pam_ext.h>
 998 #endif
 999
1000 int i; i = PAM_RADIO_TYPE;
1001 ''',
1002             'HAVE_PAM_RADIO_TYPE',
1003             lib='pam',
1004             msg="Checking whether PAM_RADIO_TYPE is available");
1005         if use_pam:
1006             conf.DEFINE('WITH_PAM', 1)
1007             conf.DEFINE('WITH_PAM_MODULES', 1)
1008
1009     seteuid = False
1010     if not seteuid:
1011         seteuid = conf.CHECK_CODE('''
1012                                 #define AUTOCONF_TEST 1
1013                                 #define USE_SETREUID 1
1014                                 #include "./lib/util_sec.c"
1015                                 ''',
1016                                 'USE_SETREUID',
1017                                 addmain=False,
1018                                 execute=True,
1019                                 msg="Checking whether setreuid is available")
1020     if not seteuid:
1021         seteuid = conf.CHECK_CODE('''
1022                                 #define AUTOCONF_TEST 1
1023                                 #define USE_SETRESUID 1
1024                                 #include "./lib/util_sec.c"
1025                                 ''',
1026                                 'USE_SETRESUID',
1027                                 addmain=False,
1028                                 execute=True,
1029                                 msg="Checking whether setresuid is available")
1030     if not seteuid:
1031         seteuid = conf.CHECK_CODE('''
1032                                 #define AUTOCONF_TEST 1
1033                                 #define USE_SETEUID 1
1034                                 #include "./lib/util_sec.c"
1035                                 ''',
1036                                 'USE_SETEUID',
1037                                 addmain=False,
1038                                 execute=True,
1039                                 msg="Checking whether seteuid is available")
1040     if not seteuid:
1041         seteuid = conf.CHECK_CODE('''
1042                                 #define AUTOCONF_TEST 1
1043                                 #define USE_SETUIDX 1
1044                                 #include "./lib/util_sec.c"
1045                                 ''',
1046                                 'USE_SETUIDX',
1047                                 addmain=False,
1048                                 execute=True,
1049                                 mandatory=True,
1050                                 msg="Checking whether setuidx is available")
1051     if Options.options.with_dnsupdate:
1052         conf.CHECK_HEADERS('uuid/uuid.h')
1053         conf.CHECK_FUNCS_IN('uuid_generate', 'uuid')
1054         if not conf.CONFIG_SET('HAVE_UUID_UUID_H') and not conf.CONFIG_SET('HAVE_UUID_GENERATE'):
1055             Logs.warn("--with-dnsupdate=yes but uuid support not sufficient")
1056         elif not conf.CONFIG_SET('HAVE_GSSAPI'):
1057             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
1058         else:
1059             conf.DEFINE('WITH_DNS_UPDATES', 1)
1060     else:
1061         conf.SET_TARGET_TYPE('uuid', 'EMPTY')
1062     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
1063     if Options.options.developer:
1064         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
1065             conf.DEFINE('VALGRIND', '1')
1066
1067     if conf.CHECK_CODE('''
1068 #include <bits/sockaddr.h>
1069 #include <linux/netlink.h>
1070 ''',
1071                 'HAVE_LINUX_NETLINK_H',
1072                 msg="Checking whether Linux netlink is available"):
1073         conf.CHECK_CODE('''
1074 #include <bits/sockaddr.h>
1075 #include <linux/netlink.h>
1076 #include <linux/rtnetlink.h>
1077 ''',
1078                 'HAVE_LINUX_RTNETLINK_H',
1079                 msg='Checking whether Linux rtnetlink is available')
1080     if conf.CHECK_TYPE('struct dirent64', headers='sys/types.h dirent.h') and conf.CONFIG_SET('HAVE_READDIR64'):
1081         conf.DEFINE('HAVE_STRUCT_DIRENT64', '1')
1082     else:
1083         conf.undefine('HAVE_STRUCT_DIRENT64')
1084
1085     conf.CHECK_CODE('''
1086 #include "../tests/fcntl_lock.c"
1087 ''',
1088                 'HAVE_FCNTL_LOCK',
1089                 addmain=False,
1090                 execute=True,
1091                 msg='Checking whether fcntl locking is available')
1092
1093     conf.CHECK_CODE('''
1094 #include "../tests/fcntl_lock64.c"
1095 ''',
1096                 'HAVE_BROKEN_FCNTL64_LOCKS',
1097                 addmain=False,
1098                 execute=True,
1099                 msg='Checking whether fcntl64 locks are broken')
1100
1101     if not conf.CONFIG_SET('HAVE_BROKEN_FCNTL64_LOCKS'):
1102         conf.CHECK_CODE('''
1103 #if defined(HAVE_UNISTD_H)
1104 #include <unistd.h>
1105 #endif
1106 #include <stdio.h>
1107 #include <stdlib.h>
1108
1109 #ifdef HAVE_FCNTL_H
1110 #include <fcntl.h>
1111 #endif
1112
1113 #ifdef HAVE_SYS_FCNTL_H
1114 #include <sys/fcntl.h>
1115 #endif
1116 main() { struct flock64 fl64;
1117 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
1118 exit(0);
1119 #else
1120 exit(1);
1121 #endif
1122 }
1123 ''',
1124                 'HAVE_STRUCT_FLOCK64',
1125                 addmain=False,
1126                 execute=True,
1127                 msg="Checking whether the flock64 struct is available")
1128
1129     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1130                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1131     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1132                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1133     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1134                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1135     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1136                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1137     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1138                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1139     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1140        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1141        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1142        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1143        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1144         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1145
1146     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1147     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1148                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1149     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1150                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1151     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1152                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1153
1154     conf.CHECK_CODE('''
1155 #if defined(HAVE_UNISTD_H)
1156 #include <unistd.h>
1157 #endif
1158 #include <fcntl.h>],
1159 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1160 ''',
1161                 'HAVE_POSIX_FADVISE',
1162                 msg='Checking whether posix_fadvise is available')
1163
1164     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1165         conf.CHECK_CODE('''
1166                         #include <unistd.h>
1167                         return sysconf(%s) == -1 ? 1 : 0;
1168                         ''' % v,
1169                         'SYSCONF%s' % v,
1170                         msg='Checking whether sysconf(%s) is available' % v)
1171
1172     conf.CHECK_DECLS('__NR_inotify_init', reverse=True, headers='asm/unistd.h')
1173
1174     conf.CHECK_CODE('''
1175 #include <sys/syscall.h>
1176 #include <unistd.h>
1177 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1178                     ''',
1179                     'HAVE_DARWIN_INITGROUPS',
1180                     msg='Checking whether to use the Darwin-specific initgroups system call')
1181
1182     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1183                     'HAVE_UTIMBUF',
1184                     headers='sys/types.h utime.h',
1185                     msg='Checking whether struct utimbuf is available')
1186
1187     if conf.CHECK_CODE('''struct sigevent s;''',
1188                     'HAVE_STRUCT_SIGEVENT',
1189                     headers='sys/types.h stdlib.h stddef.h signal.h',
1190                     msg='Checking whether we have the struct sigevent'):
1191         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1192                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1193                                     headers='signal.h');
1194         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1195                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1196                                     headers='signal.h');
1197
1198     if os.path.exists('/proc/sys/kernel/core_pattern'):
1199         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
1200
1201     if conf.CHECK_CODE('''
1202 #include <time.h>
1203 main() {
1204         struct tm *tm;
1205         if (sizeof(time_t) == 8) {
1206                 time_t max_time = 0x7fffffffffffffffll;
1207                 tm = gmtime(&max_time);
1208                 /* This should fail with 32-bit tm_year. */
1209                 if (tm == NULL) {
1210                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1211                         max_time = 67768036191676799ll;
1212                         tm = gmtime(&max_time);
1213                         if (tm) {
1214                                 exit(0);
1215                         }
1216                 }
1217         }
1218         exit(1);
1219 }''',
1220         '__TIME_T_MAX',
1221         addmain=False,
1222         execute=True,
1223         msg="Checking for the maximum value of the 'time_t' type"):
1224             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1225
1226     conf.CHECK_CODE('''
1227 #if defined(HAVE_UNISTD_H)
1228 #include <unistd.h>
1229 #endif
1230 #include <sys/types.h>
1231 main() { dev_t dev = makedev(1,2); return 0; }
1232 ''',
1233         'HAVE_MAKEDEV',
1234         addmain=False,
1235         msg='Checking whether the macro for makedev is available')
1236
1237     conf.CHECK_CODE('''
1238 #include <stdio.h>
1239 #include <limits.h>
1240 #include <signal.h>
1241
1242 void exit_on_core(int ignored) {
1243         exit(1);
1244 }
1245
1246 main() {
1247         char *newpath;
1248         signal(SIGSEGV, exit_on_core);
1249         newpath = realpath("/tmp", NULL);
1250         exit((newpath != NULL) ? 0 : 1);
1251 }
1252 ''',
1253         'REALPATH_TAKES_NULL',
1254         addmain=False,
1255         execute=True,
1256         msg='Checking whether the realpath function allows a NULL argument')
1257
1258     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1259                     'HAVE_FTRUNCATE_EXTEND',
1260                     msg='Checking for ftruncate extend',
1261                     addmain=False,
1262                     execute=True)
1263     if os.getenv('RUN_FROM_BUILD_FARM'):
1264         Logs.info("enabling buildfarm hacks")
1265         conf.DEFINE('ENABLE_BUILD_FARM_HACKS', '1')
1266
1267     if Options.options.with_sendfile_support:
1268         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):
1269             conf.CHECK_CODE('''
1270                             int tofd, fromfd;
1271                             off64_t offset;
1272                             size_t total;
1273                             ssize_t nwritten = sendfile64(tofd, fromfd, &offset, total);
1274                             ''',
1275                             '_HAVE_SENDFILE64',
1276                             headers='sys/sendfile',
1277                             msg='Checking for linux sendfile64 support')
1278             conf.CHECK_CODE('''
1279                             int tofd, fromfd;
1280                             off_t offset;
1281                             size_t total;
1282                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1283                             ''',
1284                             '_HAVE_SENDFILE',
1285                             headers='sys/sendfile',
1286                             msg='Checking for linux sendfile support')
1287
1288             # Try and cope with broken Linux sendfile....
1289             conf.CHECK_CODE('''#if defined(_FILE_OFFSET_BITS) && (_FILE_OFFSET_BITS == 64)
1290                             #undef _FILE_OFFSET_BITS
1291                             #endif
1292                             #include <sys/sendfile.h>
1293                             int tofd, fromfd;
1294                             off_t offset;
1295                             size_t total;
1296                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1297                             ''',
1298                             '_HAVE_BROKEN_LINUX_SENDFILE',
1299                             msg='Checking for broken linux sendfile support')
1300             if conf.CONFIG_SET('_HAVE_SENDFILE64'):
1301                 conf.DEFINE('HAVE_SENDFILE64', '1')
1302                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1303                 conf.DEFINE('WITH_SENDFILE', '1')
1304             elif conf.CONFIG_SET('_HAVE_SENDFILE'):
1305                 conf.DEFINE('HAVE_SENDFILE', '1')
1306                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1307                 conf.DEFINE('WITH_SENDFILE', '1')
1308             elif conf.CONFIG_SET('_HAVE_BROKEN_LINUX_SENDFILE'):
1309                 conf.DEFINE('LINUX_BROKEN_SENDFILE_API', '1')
1310                 conf.DEFINE('WITH_SENDFILE', '1')
1311         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1312             conf.CHECK_CODE('''
1313                             #include <sys/types.h>
1314                             #include <unistd.h>
1315                             #include <sys/socket.h>
1316                             #include <sys/uio.h>
1317                             int fromfd, tofd, ret, total=0;
1318                             off_t offset, nwritten;
1319                             struct sf_hdtr hdr;
1320                             struct iovec hdtrl;
1321                             hdr.headers = &hdtrl;
1322                             hdr.hdr_cnt = 1;
1323                             hdr.trailers = NULL;
1324                             hdr.trl_cnt = 0;
1325                             hdtrl.iov_base = NULL;
1326                             hdtrl.iov_len = 0;
1327                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1328                             ''',
1329                             '_HAVE_SENDFILE',
1330                             msg='Checking for freebsd sendfile support')
1331             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1332                 conf.DEFINE('HAVE_SENDFILE', '1')
1333                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1334                 conf.DEFINE('WITH_SENDFILE', '1')
1335         elif (host_os.rfind('hpux') > -1):
1336             conf.CHECK_CODE('''
1337                             #include <sys/socket.h>
1338                             #include <sys/uio.h>
1339                             int fromfd, tofd;
1340                             size_t total=0;
1341                             struct iovec hdtrl[2];
1342                             ssize_t nwritten;
1343                             off64_t offset;
1344                             hdtrl[0].iov_base = 0;
1345                             hdtrl[0].iov_len = 0;
1346                             nwritten = sendfile64(tofd, fromfd, offset, total, &hdtrl[0], 0);
1347                             ''',
1348                             '_HAVE_SENDFILE64',
1349                             msg='Checking for hpux sendfile64 support')
1350             conf.CHECK_CODE('''
1351                             #include <sys/socket.h>
1352                             #include <sys/uio.h>
1353                             int fromfd, tofd;
1354                             size_t total=0;
1355                             struct iovec hdtrl[2];
1356                             ssize_t nwritten;
1357                             off_t offset;
1358                             hdtrl[0].iov_base = 0;
1359                             hdtrl[0].iov_len = 0;
1360                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1361                             ''',
1362                             '_HAVE_SENDFILE',
1363                             msg='Checking for hpux sendfile support')
1364             if conf.CONFIG_SET('_HAVE_SENDFILE64'):
1365                 conf.DEFINE('HAVE_SENDFILE64', '1')
1366                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1367                 conf.DEFINE('WITH_SENDFILE', '1')
1368             elif conf.CONFIG_SET('_HAVE_SENDFILE'):
1369                 conf.DEFINE('HAVE_SENDFILE', '1')
1370                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1371                 conf.DEFINE('WITH_SENDFILE', '1')
1372         elif (host_os.rfind('solaris') > -1):
1373             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1374             conf.CHECK_CODE('''
1375                             #include <sys/sendfile.h>
1376                             int sfvcnt;
1377                             size_t xferred;
1378                             struct sendfilevec vec[2];
1379                             ssize_t nwritten;
1380                             int tofd;
1381                             sfvcnt = 2;
1382                             vec[0].sfv_fd = SFV_FD_SELF;
1383                             vec[0].sfv_flag = 0;
1384                             vec[0].sfv_off = 0;
1385                             vec[0].sfv_len = 0;
1386                             vec[1].sfv_fd = 0;
1387                             vec[1].sfv_flag = 0;
1388                             vec[1].sfv_off = 0;
1389                             vec[1].sfv_len = 0;
1390                             nwritten = sendfilev64(tofd, vec, sfvcnt, &xferred);
1391                             ''',
1392                             '_HAVE_SENDFILEV64',
1393                             msg='Checking for solaris sendfilev64 support')
1394             conf.CHECK_CODE('''
1395                             #include <sys/sendfile.h>,
1396                             int sfvcnt;
1397                             size_t xferred;
1398                             struct sendfilevec vec[2];
1399                             ssize_t nwritten;
1400                             int tofd;
1401                             sfvcnt = 2;
1402                             vec[0].sfv_fd = SFV_FD_SELF;
1403                             vec[0].sfv_flag = 0;
1404                             vec[0].sfv_off = 0;
1405                             vec[0].sfv_len = 0;
1406                             vec[1].sfv_fd = 0;
1407                             vec[1].sfv_flag = 0;
1408                             vec[1].sfv_off = 0;
1409                             vec[1].sfv_len = 0;
1410                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1411                             ''',
1412                             '_HAVE_SENDFILEV',
1413                             msg='Checking for solaris sendfilev support')
1414             if conf.CONFIG_SET('_HAVE_SENDFILEV64'):
1415                 conf.DEFINE('HAVE_SENDFILEV64', '1')
1416                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1417                 conf.DEFINE('WITH_SENDFILE', '1')
1418             elif conf.CONFIG_SET('_HAVE_SENDFILEV'):
1419                 conf.DEFINE('HAVE_SENDFILEV', '1')
1420                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1421                 conf.DEFINE('WITH_SENDFILE', '1')
1422         elif (host_os.rfind('aix') > -1):
1423             conf.CHECK_CODE('''
1424                             #include <sys/socket.h>
1425                             int fromfd, tofd;
1426                             size_t total=0;
1427                             struct sf_parms hdtrl;
1428                             ssize_t nwritten;
1429                             off64_t offset;
1430                             hdtrl.header_data = 0;
1431                             hdtrl.header_length = 0;
1432                             hdtrl.file_descriptor = fromfd;
1433                             hdtrl.file_offset = 0;
1434                             hdtrl.file_bytes = 0;
1435                             hdtrl.trailer_data = 0;
1436                             hdtrl.trailer_length = 0;
1437                             nwritten = send_file(&tofd, &hdtrl, 0);
1438                             ''',
1439                             '_HAVE_SENDFILE',
1440                             msg='Checking for AIX send_file support')
1441             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1442                 conf.DEFINE('HAVE_SENDFILE', '1')
1443                 conf.DEFINE('AIX_SENDFILE_API', '1')
1444                 conf.DEFINE('WITH_SENDFILE', '1')
1445
1446     # Check for getcwd allowing a NULL arg.
1447     conf.CHECK_CODE('''
1448 #include <unistd.h>
1449 main() {
1450         char *s = getcwd(NULL,0);
1451         exit(s != NULL ?  0 : 1);
1452 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1453         msg="getcwd takes a NULL argument")
1454
1455
1456     conf.CHECK_CODE('''enum TDB_ERROR err = TDB_ERR_NESTING''',
1457                     'HAVE_TDB_ERR_NESTING',
1458                     headers='tdb.h',
1459                     msg='Checking whether we have TDB_ERR_NESTING')
1460
1461     # UnixWare 7.x has its getspnam in -lgen
1462     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1463     conf.CHECK_FUNCS_IN('getspnam', 'security')
1464     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1465
1466     if Options.options.with_quotas:
1467         # For quotas on Veritas VxFS filesystems
1468         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1469         # For quotas on Linux XFS filesystems
1470         conf.CHECK_HEADERS('linux/dqblk_xfs.h')
1471         # For sys/quota.h and linux/quota.h
1472         conf.CHECK_HEADERS('sys/quota.h')
1473
1474
1475     #
1476     # checking for clustering extensions (CTDB)
1477     #
1478     if not Options.options.with_cluster_support:
1479         have_cluster_support = False
1480
1481     else:
1482
1483         if Options.options.ctdb_dir:
1484             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1485
1486         srcdir = os.path.realpath(conf.srcdir)
1487         if 'EXTRA_INCLUDES' in conf.env:
1488             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1489         else:
1490             includes = ''
1491
1492         have_cluster_support = True
1493         ctdb_broken = ""
1494
1495         conf.CHECK_CODE('''
1496             #define NO_CONFIG_H
1497             #include "replace.h"
1498             #include "system/wait.h"
1499             #include "system/network.h"
1500             #define private #error __USED_RESERVED_WORD_private__
1501             #include <talloc.h>
1502             #include <tdb.h>
1503             #include <ctdb.h>
1504
1505             int main(void)
1506             {
1507                 return 0;
1508             }
1509             ''',
1510             'HAVE_CTDB_H',
1511             addmain=False,
1512             includes=includes,
1513             msg='Checking for header ctdb.h')
1514
1515         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1516             have_cluster_support = False
1517             ctdb_broken = "ctdb.h is required for cluster support"
1518
1519         if have_cluster_support:
1520             conf.CHECK_CODE('''
1521                 #define NO_CONFIG_H
1522                 #include "replace.h"
1523                 #include "system/wait.h"
1524                 #include "system/network.h"
1525                 #define private #error __USED_RESERVED_WORD_private__
1526                 #include <talloc.h>
1527                 #include <tdb.h>
1528                 #include <ctdb.h>
1529                 #include <ctdb_private.h>
1530
1531                 int main(void)
1532                 {
1533                     return 0;
1534                 }
1535                 ''',
1536                 'HAVE_CTDB_PRIVATE_H',
1537                 addmain=False,
1538                 includes=includes,
1539                 msg='Checking for header ctdb_private.h')
1540
1541             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1542                 have_cluster_support = False
1543                 ctdb_broken = "ctdb_private.h is required for cluster support"
1544
1545         if have_cluster_support:
1546             conf.CHECK_CODE('''
1547                 #define NO_CONFIG_H
1548                 #include "replace.h"
1549                 #include "system/wait.h"
1550                 #include "system/network.h"
1551                 #include <talloc.h>
1552                 #include <tdb.h>
1553                 #include <ctdb.h>
1554                 #include <ctdb_private.h>
1555
1556                 int main(void)
1557                 {
1558                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1559                    return 0;
1560                 }
1561                 ''',
1562                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1563                 addmain=False,
1564                 includes=includes,
1565                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1566
1567             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1568                 have_cluster_support = False
1569                 ctdb_broken = "ctdb transaction support missing or too old"
1570
1571         if have_cluster_support:
1572             conf.CHECK_CODE('''
1573                 #define NO_CONFIG_H
1574                 #include "replace.h"
1575                 #include "system/wait.h"
1576                 #include "system/network.h"
1577                 #include <talloc.h>
1578                 #include <tdb.h>
1579                 #include <ctdb.h>
1580                 #include <ctdb_private.h>
1581
1582                 int main(void)
1583                 {
1584                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1585                     return 0;
1586                 }
1587                 ''',
1588                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1589                 addmain=False,
1590                 includes=includes,
1591                 msg='Checking for SCHEDULE_FOR_DELETION control')
1592
1593             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1594                 if not Options.options.enable_old_ctdb:
1595                     have_cluster_support = False
1596                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1597                 else:
1598                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1599
1600         if have_cluster_support:
1601             conf.CHECK_CODE('''
1602                 #define NO_CONFIG_H
1603                 #include "replace.h"
1604                 #include "system/wait.h"
1605                 #include "system/network.h"
1606                 #include <talloc.h>
1607                 #include <tdb.h>
1608                 #include <ctdb.h>
1609                 #include <ctdb_private.h>
1610
1611                 int main(void)
1612                 {
1613                     struct ctdb_control_tcp _x;
1614                     return 0;
1615                 }
1616                 ''',
1617                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1618                 addmain=False,
1619                 includes=includes,
1620                 msg='Checking for ctdb ipv4 support')
1621
1622             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1623                 have_cluster_support = False
1624                 ctdb_broken = "missing struct ctdb_control_tcp"
1625
1626         if have_cluster_support:
1627             conf.CHECK_CODE('''
1628                 #define NO_CONFIG_H
1629                 #include "replace.h"
1630                 #include "system/wait.h"
1631                 #include "system/network.h"
1632                 #include <talloc.h>
1633                 #include <tdb.h>
1634                 #include <ctdb.h>
1635                 #include <ctdb_private.h>
1636
1637                 int main(void)
1638                 {
1639                     struct ctdb_control_tcp_addr _x;
1640                     return 0;
1641                 }
1642                 ''',
1643                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1644                 addmain=False,
1645                 includes=includes,
1646                 msg='Checking for ctdb ipv6 support')
1647
1648     if have_cluster_support:
1649         Logs.info("building with cluster support")
1650         conf.DEFINE('CLUSTER_SUPPORT', 1);
1651     else:
1652         if not Options.options.with_cluster_support:
1653             Logs.info("building without cluster support")
1654         else:
1655             Logs.warn("building without cluster support: " + ctdb_broken)
1656         conf.undefine('CLUSTER_SUPPORT')
1657
1658
1659
1660     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1661                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1662                     addmain=False,
1663                     link=False,
1664                     msg='Checking whether we can compile with __attribute__((destructor))')
1665
1666     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1667                     'SEEKDIR_RETURNS_VOID',
1668                     headers='sys/types.h dirent.h',
1669                     msg='Checking whether seekdir returns void')
1670
1671     if Options.options.with_profiling_data:
1672         conf.DEFINE('WITH_PROFILE', 1);
1673
1674     PTHREAD_CFLAGS='error'
1675     PTHREAD_LDFLAGS='error'
1676
1677     if PTHREAD_LDFLAGS == 'error':
1678         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1679             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1680             PTHREAD_LDFLAGS='-lpthread'
1681     if PTHREAD_LDFLAGS == 'error':
1682         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1683             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1684             PTHREAD_LDFLAGS='-lpthreads'
1685     if PTHREAD_LDFLAGS == 'error':
1686         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1687             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1688             PTHREAD_LDFLAGS='-pthread'
1689     if PTHREAD_LDFLAGS == 'error':
1690         if conf.CHECK_FUNC('pthread_attr_init'):
1691             PTHREAD_CFLAGS='-D_REENTRANT'
1692             PTHREAD_LDFLAGS='-lpthread'
1693     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1694     # pthread_attr_init. On pthread_mutex_lock it works there...
1695     if PTHREAD_LDFLAGS == 'error':
1696         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1697             PTHREAD_CFLAGS='-D_REENTRANT'
1698             PTHREAD_LDFLAGS='-lpthread'
1699
1700     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1701         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1702         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1703         conf.CHECK_HEADERS('pthread.h')
1704         conf.DEFINE('HAVE_PTHREAD', '1')
1705
1706     if Options.options.with_pthreadpool:
1707         if conf.CONFIG_SET('HAVE_PTHREAD'):
1708             conf.DEFINE('WITH_PTHREADPOOL', '1')
1709         else:
1710             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1711             conf.undefine('WITH_PTHREADPOOL')
1712
1713     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1714         conf.DEFINE('HAVE_GPFS', '1')
1715
1716     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1717                                       auth_sam auth_unix auth_winbind auth_wbc auth_server
1718                                       auth_domain auth_builtin vfs_default
1719                                       nss_info_template idmap_tdb idmap_passdb
1720                                       idmap_nss''')
1721
1722     default_shared_modules=TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1723                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1724                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850
1725                                       charset_CP437 auth_script vfs_readahead vfs_xattr_tdb
1726                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1727                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1728                                       vfs_crossrename vfs_linux_xfs_sgid
1729                                       vfs_time_audit idmap_autorid''')
1730
1731     if Options.options.developer:
1732         default_static_modules.extend(TO_LIST('pdb_ads auth_netlogond'))
1733         default_shared_modules.extend(TO_LIST('charset_weird perfcount_test'))
1734
1735     if conf.env.toplevel_build:
1736         default_static_modules.extend(TO_LIST('pdb_samba4 auth_samba4'))
1737
1738     if Options.options.with_acl_support and conf.CONFIG_SET('HAVE_POSIX_ACLS'):
1739         default_static_modules.extend(TO_LIST('vfs_posixacl'))
1740
1741     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1742         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1743
1744     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1745         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1746
1747     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1748         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1749
1750     if conf.CONFIG_SET('HAVE_AIO') and (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1751         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1752
1753     if conf.CONFIG_SET('HAVE_LDAP'):
1754         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1755
1756     if conf.CONFIG_SET('DARWINOS'):
1757         default_shared_modules.extend(TO_LIST('charset_macosxfs'))
1758
1759     if conf.CONFIG_SET('HAVE_GPFS'):
1760         default_shared_modules.extend(TO_LIST('vfs_gpfs vfs_gpfs_hsm_notify'))
1761
1762     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1763     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1764
1765     final_static_modules = default_static_modules
1766     final_shared_modules = default_shared_modules
1767
1768     for m in explicit_static_modules:
1769         if m in final_shared_modules:
1770             final_shared_modules.remove(m)
1771         final_static_modules.append(m)
1772     for m in explicit_shared_modules:
1773         if m in final_static_modules:
1774             final_static_modules.remove(m)
1775         final_shared_modules.append(m)
1776
1777     conf.env['static_modules'] = final_static_modules
1778     conf.env['shared_modules'] = final_shared_modules
1779
1780     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1781
1782     static_list = {}
1783     shared_list = {}
1784
1785     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1786     conf.env['MODULE_PREFIXES'] = prefixes
1787     for p in prefixes:
1788         for m in final_static_modules:
1789             if m.find(p) == 0:
1790                 if not p in static_list:
1791                     static_list[p] = []
1792                 static_list[p].append(m)
1793         for m in final_shared_modules:
1794             if m.find(p) == 0:
1795                 if not p in shared_list:
1796                     shared_list[p] = []
1797                 shared_list[p].append(m)
1798
1799     for p in prefixes:
1800         static_env = "%s_STATIC" % p.upper()
1801         shared_env = "%s_SHARED" % p.upper()
1802         conf.env[static_env] = []
1803         conf.env[shared_env] = []
1804         if p in static_list:
1805             decl_list=""
1806             for entry in static_list[p]:
1807                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1808                 conf.env[static_env].append('%s' % entry)
1809             decl_list = decl_list.rstrip()
1810             conf.DEFINE('static_decl_%s' % p, decl_list)
1811             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1812         else:
1813             conf.DEFINE('static_decl_%s' % p, '')
1814             conf.DEFINE('static_init_%s' % p, '{}')
1815         if p in shared_list:
1816             for entry in shared_list[p]:
1817                 conf.DEFINE('%s_init' % entry, 'init_samba_module')
1818                 conf.env[shared_env].append('%s' % entry)
1819
1820     if not os.getenv('TOPLEVEL_BUILD'):
1821         # we don't want PYTHONDIR in config.h, as otherwise changing
1822         # --prefix causes a complete rebuild
1823         del(conf.env.defines['PYTHONDIR'])
1824         del(conf.env.defines['PYTHONARCHDIR'])
1825
1826     conf.SAMBA_CONFIG_H('include/config.h')
1827
1828 def ctags(ctx):
1829     "build 'tags' file using ctags"
1830     import Utils
1831     source_root = os.path.dirname(Utils.g_module.root_path)
1832     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1833     print("Running: %s" % cmd)
1834     os.system(cmd)
1835
1836 if not os.getenv('TOPLEVEL_BUILD'):
1837     def wildcard_cmd(cmd):
1838         '''called on a unknown command'''
1839         from samba_wildcard import run_named_build_task
1840         run_named_build_task(cmd)
1841     def main():
1842         from samba_wildcard import wildcard_main
1843         wildcard_main(wildcard_cmd)
1844     Scripting.main = main