source3/wscript

   1 #!/usr/bin/env python
   2
   3 srcdir=".."
   4
   5 import sys, os
   6 from optparse import SUPPRESS_HELP
   7 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
   8 sys.path.insert(0, "source3")
   9 import wafsamba, Options, Logs, Utils, Scripting
  10 import build.charset
  11 import samba_utils, samba_version
  12 import samba3
  13
  14 Options.default_prefix = '/usr/local/samba'
  15
  16 def set_options(opt):
  17
  18     opt.add_option('--with-static-modules',
  19                    help=("Comma-separated list of names of modules to statically link in"),
  20                    action="store", dest='static_modules', default=None)
  21     opt.add_option('--with-shared-modules',
  22                    help=("Comma-separated list of names of modules to build shared"),
  23                    action="store", dest='shared_modules', default=None)
  24
  25     opt.SAMBA3_ADD_OPTION('winbind')
  26     opt.SAMBA3_ADD_OPTION('ads')
  27     opt.SAMBA3_ADD_OPTION('ldap')
  28     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  29     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  30     opt.SAMBA3_ADD_OPTION('pam')
  31     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  32     opt.SAMBA3_ADD_OPTION('quotas')
  33     opt.SAMBA3_ADD_OPTION('sendfile-support')
  34     opt.SAMBA3_ADD_OPTION('utmp')
  35     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable", default=True)
  36     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  37     opt.SAMBA3_ADD_OPTION('iconv')
  38     opt.SAMBA3_ADD_OPTION('acl-support')
  39     opt.SAMBA3_ADD_OPTION('dnsupdate')
  40     opt.SAMBA3_ADD_OPTION('syslog')
  41     opt.SAMBA3_ADD_OPTION('automount')
  42     opt.SAMBA3_ADD_OPTION('aio-support')
  43     opt.SAMBA3_ADD_OPTION('dmapi', default=None) # None means autodetection
  44     opt.SAMBA3_ADD_OPTION('fam', default=None) # None means autodetection
  45     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  46     opt.SAMBA3_ADD_OPTION('libarchive', default=None)
  47
  48     opt.SAMBA3_ADD_OPTION('cluster-support', default=None)
  49
  50     opt.SAMBA3_ADD_OPTION('regedit', default=None)
  51
  52     opt.SAMBA3_ADD_OPTION('fake-kaserver',
  53                           help=("Include AFS fake-kaserver support"), default=False)
  54
  55     opt.add_option('--with-libcephfs',
  56                    help=("Directory under which libcephfs is installed"),
  57                    action="store", dest='libcephfs_dir', default=None)
  58
  59     opt.SAMBA3_ADD_OPTION('glusterfs', with_name="enable", without_name="disable", default=True)
  60
  61     opt.add_option('--enable-vxfs',
  62                   help=("enable support for VxFS (default=no)"),
  63                   action="store_true", dest='enable_vxfs', default=False)
  64
  65
  66 def configure(conf):
  67     from samba_utils import TO_LIST
  68
  69     default_static_modules = []
  70     default_shared_modules = []
  71
  72     if Options.options.developer:
  73         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  74         conf.env.developer = True
  75
  76     if sys.platform != 'openbsd5':
  77         conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  78
  79     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  80     conf.CHECK_HEADERS('linux/falloc.h linux/ioctl.h')
  81
  82     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod')
  83     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  84     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  85     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  86     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
  87     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  88     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups syscall sysconf')
  89     conf.CHECK_FUNCS('atexit grantpt posix_openpt fallocate posix_fallocate')
  90     conf.CHECK_FUNCS('fseeko setluid')
  91     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  92     conf.CHECK_FUNCS('fdopendir')
  93     conf.CHECK_FUNCS('fstatat')
  94     conf.CHECK_FUNCS('getpwent_r setenv strcasecmp fcvt fcvtl')
  95     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
  96     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  97     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  98     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  99     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
 100     conf.CHECK_FUNCS('shmget')
 101     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
 102     #FIXME: for some reason this one still fails
 103     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
 104     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 105     conf.CHECK_FUNCS_IN('dn_expand', 'inet')
 106     conf.CHECK_DECLS('fdatasync', reverse=True)
 107     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 108
 109     if conf.CHECK_CODE('''
 110 #if defined(HAVE_UNISTD_H)
 111 #include <unistd.h>
 112 #endif
 113 long ret = splice(0,0,1,0,400,SPLICE_F_MOVE);
 114 ''',
 115         'HAVE_LINUX_SPLICE',
 116         headers='fcntl.h'):
 117         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 118
 119     # Check for inotify support
 120     conf.CHECK_HEADERS('sys/inotify.h')
 121     if "HAVE_SYS_INOTIFY_H" in conf.env:
 122         conf.DEFINE('HAVE_INOTIFY', 1)
 123
 124     # Check for kernel change notify support
 125     conf.CHECK_CODE('''
 126 #ifndef F_NOTIFY
 127 #define F_NOTIFY 1026
 128 #endif
 129 main() {
 130         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 131 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 132         headers='fcntl.h signal.h',
 133         msg="Checking for kernel change notify support")
 134
 135     # Check for Linux kernel oplocks
 136     conf.CHECK_CODE('''
 137 #include <sys/types.h>
 138 #include <fcntl.h>
 139 #include <signal.h>
 140 #ifndef F_NOTIFY
 141 #define F_NOTIFY 1026
 142 #endif
 143 main() {
 144         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 145 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 146         msg="Checking for Linux kernel oplocks")
 147
 148     # Check for IRIX kernel oplock types
 149     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 150                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 151                     msg="Checking for IRIX kernel oplock types")
 152
 153     # Check for kernel share modes
 154     conf.CHECK_CODE('''
 155 #include <sys/types.h>
 156 #include <fcntl.h>
 157 #include <signal.h>
 158 #include <sys/file.h>
 159 #ifndef LOCK_MAND
 160 #define LOCK_MAND        32
 161 #define LOCK_READ        64
 162 #endif
 163 main() {
 164         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 165 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 166         msg="Checking for kernel share modes")
 167
 168     # check for fam libs
 169     samba_fam_libs=None
 170     check_for_fam=False
 171     if Options.options.with_fam is None:
 172         check_for_fam=True
 173     elif Options.options.with_fam == True:
 174         check_for_fam=True
 175
 176     if check_for_fam and conf.CHECK_HEADERS('fam.h'):
 177         if conf.CHECK_FUNCS_IN('FAMOpen2', 'fam'):
 178             samba_fam_libs='fam'
 179         elif conf.CHECK_FUNCS_IN('FAMOpen2', 'fam C'):
 180             samba_fam_libs='fam C'
 181         conf.CHECK_TYPE('enum FAMCodes', headers='fam.h',
 182             define='HAVE_FAM_H_FAMCODES_TYPEDEF',
 183             msg='Checking whether enum FAMCodes is available')
 184         conf.CHECK_FUNCS_IN('FAMNoExists', 'fam')
 185
 186     if samba_fam_libs is not None:
 187         conf.DEFINE('SAMBA_FAM_LIBS', samba_fam_libs)
 188     else:
 189         if Options.options.with_fam == True:
 190             conf.fatal('FAM support requested, but no suitable FAM library found')
 191         elif check_for_fam:
 192             Logs.warn('no suitable FAM library found')
 193
 194     # check for libarchive (tar command in smbclient)
 195     # None means autodetect, True/False means enable/disable
 196     conf.env['archive_lib'] = ''
 197     if Options.options.with_libarchive is not False:
 198         libarchive_mandatory = Options.options.with_libarchive == True
 199         Logs.info("Checking for libarchive existence")
 200         if conf.CHECK_BUNDLED_SYSTEM('libarchive', minversion='3.1.2'):
 201             conf.env['archive_lib'] = 'libarchive'
 202         elif libarchive_mandatory:
 203             conf.fatal('libarchive support requested, but no suitable pkgconfig found')
 204
 205     # check for DMAPI libs
 206     if Options.options.with_dmapi == False:
 207         have_dmapi = False
 208     else:
 209         have_dmapi = True
 210         Logs.info("Checking for DMAPI library existence")
 211         samba_dmapi_lib = ''
 212         if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dm'):
 213             samba_dmapi_lib = 'dm'
 214         else:
 215             if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'jfsdm'):
 216                 samba_dmapi_lib = 'jfsdm'
 217             else:
 218                 if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dmapi'):
 219                     samba_dmapi_lib = 'dmapi'
 220                 else:
 221                     if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'xdsm'):
 222                         samba_dmapi_lib = 'xdsm'
 223         # only bother to test headers and compilation when a candidate
 224         # library has been found
 225         if samba_dmapi_lib == '':
 226             have_dmapi = False
 227             broken_dmapi = "no suitable DMAPI library found"
 228
 229         if have_dmapi:
 230             conf.CHECK_HEADERS('sys/dmi.h xfs/dmapi.h sys/jfsdmapi.h sys/dmapi.h dmapi.h')
 231             conf.CHECK_CODE('''
 232 #include <time.h>      /* needed by Tru64 */
 233 #include <sys/types.h> /* needed by AIX */
 234 #ifdef HAVE_XFS_DMAPI_H
 235 #include <xfs/dmapi.h>
 236 #elif defined(HAVE_SYS_DMI_H)
 237 #include <sys/dmi.h>
 238 #elif defined(HAVE_SYS_JFSDMAPI_H)
 239 #include <sys/jfsdmapi.h>
 240 #elif defined(HAVE_SYS_DMAPI_H)
 241 #include <sys/dmapi.h>
 242 #elif defined(HAVE_DMAPI_H)
 243 #include <dmapi.h>
 244 #endif
 245
 246 /* This link test is designed to fail on IRI 6.4, but should
 247  * succeed on Linux, IRIX 6.5 and AIX.
 248  */
 249 int main(int argc, char **argv)
 250 {
 251         char * version;
 252         dm_eventset_t events;
 253         /* This doesn't take an argument on IRIX 6.4. */
 254         dm_init_service(&version);
 255         /* IRIX 6.4 expects events to be a pointer. */
 256         DMEV_ISSET(DM_EVENT_READ, events);
 257
 258         return 0;
 259 }
 260 ''',
 261             'USEABLE_DMAPI_LIBRARY',
 262             addmain=False,
 263             execute=False,
 264             lib=samba_dmapi_lib,
 265             msg='Checking whether DMAPI lib '+samba_dmapi_lib+' can be used')
 266             if not conf.CONFIG_SET('USEABLE_DMAPI_LIBRARY'):
 267                 have_dmapi = False
 268                 broken_dmapi = "no usable DMAPI library found"
 269
 270     if have_dmapi:
 271         Logs.info("Building with DMAPI support.")
 272         conf.env['dmapi_lib'] = samba_dmapi_lib
 273         conf.DEFINE('USE_DMAPI', 1)
 274     else:
 275         if Options.options.with_dmapi == False:
 276             Logs.info("Building without DMAPI support (--without-dmapi).")
 277         elif Options.options.with_dmapi == True:
 278             Logs.error("DMAPI support not available: " + broken_dmapi)
 279             conf.fatal('DMAPI support requested but not found.');
 280         else:
 281             Logs.warn("Building without DMAPI support: " + broken_dmapi)
 282         conf.env['dmapi_lib'] = ''
 283
 284     # Check for various members of the stat structure
 285     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 286                                 headers='sys/stat.h')
 287     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 288                                 headers='sys/stat.h')
 289     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 290                                 headers='sys/types.h sys/stat.h unistd.h')
 291
 292     if "HAVE_BLKCNT_T" in conf.env:
 293         conf.CHECK_CODE('''
 294         static int test_array[1 - 2 * !(((long int)(sizeof(blkcnt_t))) <= 4)];''',
 295                 'SIZEOF_BLKCNT_T_4',
 296                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 297                 msg="Checking whether blkcnt_t is 32 bit")
 298
 299     # If sizeof is 4 it can't be 8
 300     if "HAVE_BLKCNT_T" in conf.env:
 301         if not conf.CONFIG_SET('SIZEOF_BLKCNT_T_4'):
 302             conf.CHECK_CODE('''
 303             static int test_array[1 - 2 * !(((long int)(sizeof(blkcnt_t))) <= 8)];''',
 304                     'SIZEOF_BLKCNT_T_8',
 305                     headers='replace.h sys/types.h sys/stat.h unistd.h',
 306                     msg="Checking whether blkcnt_t is 64 bit")
 307
 308     # Check for POSIX capability support
 309     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 310
 311     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 312         conf.CHECK_CODE('''
 313         cap_t cap;
 314         cap_value_t vals[1];
 315         if (!(cap = cap_get_proc())) exit(1);
 316         vals[0] = CAP_CHOWN;
 317         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 318         cap_set_proc(cap);''',
 319                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 320                         headers='sys/capability.h',
 321                         msg="Checking whether POSIX capabilities are available")
 322
 323     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 324     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 325     # -- JRA.
 326     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 327         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 328                         define='HAVE_INT16_FROM_RPC_RPC_H',
 329                         msg="Checking for int16 typedef included by rpc/rpc.h")
 330         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 331                         headers='sys/types.h rpc/rpc.h',
 332                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 333         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 334                         headers='sys/types.h rpc/rpc.h',
 335                         msg="Checking for int32 typedef included by rpc/rpc.h")
 336         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 337                         headers='sys/types.h rpc/rpc.h',
 338                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 339     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 340                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 341                     msg="Checking for broken nisplus include files")
 342
 343     # Check if the compiler will optimize out functions
 344     conf.CHECK_CODE('''
 345 #include <sys/types.h>
 346 size_t __unsafe_string_function_usage_here_size_t__(void);
 347 #define CHECK_STRING_SIZE(d, len) (sizeof(d) != (len) && sizeof(d) != sizeof(char *))
 348 static size_t push_string_check_fn(void *dest, const char *src, size_t dest_len) {
 349         return 0;
 350 }
 351
 352 #define push_string_check(dest, src, dest_len) \
 353     (CHECK_STRING_SIZE(dest, dest_len) \
 354     ? __unsafe_string_function_usage_here_size_t__()    \
 355     : push_string_check_fn(dest, src, dest_len))
 356
 357 int main(int argc, char **argv) {
 358     char outbuf[1024];
 359     char *p = outbuf;
 360     const char *foo = "bar";
 361     p += 31 + push_string_check(p + 31, foo, sizeof(outbuf) - (p + 31 - outbuf));
 362     return 0;
 363 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 364             addmain=False,
 365             add_headers=False,
 366             msg="Checking if the compiler will optimize out functions")
 367
 368     # Check if the compiler supports the LL suffix on long long integers
 369     # AIX needs this
 370     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 371                     headers='stdio.h',
 372                     msg="Checking for LL suffix on long long integers")
 373
 374     conf.CHECK_FUNCS('''
 375 _acl __acl atexit
 376  _chdir __chdir chflags chmod _close __close _closedir
 377 __closedir crypt16 devnm dirfd
 378 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 379 _facl __facl _fchdir
 380 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 381 _fork __fork fseeko
 382 fsetxattr _fstat __fstat fsync
 383 futimens futimes __fxstat getauthuid
 384 getcwd _getcwd __getcwd getdents __getdents getdirentries
 385 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 386 getpwanam getpwent_r getrlimit
 387 glob grantpt hstrerror initgroups innetgr
 388 llseek _llseek __llseek _lseek __lseek
 389 _lstat __lstat lutimes
 390 __lxstat memalign mknod mlock mlockall munlock munlockall
 391 _open __open _opendir __opendir
 392 pathconf poll posix_fallocate
 393 posix_memalign pread _pread __pread
 394 pwrite _pwrite __pwrite
 395 rdchk _read __read _readdir __readdir
 396 _seekdir __seekdir
 397 select setenv setgidx setgroups setlocale setluid
 398 setmntent setpgid setpriv setsid setuidx
 399 shmget shm_open sigaction sigblock sigprocmask sigset
 400 _stat __stat statvfs
 401 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctl sysctlbyname
 402 __sys_llseek syslog _telldir __telldir timegm
 403 utimensat vsyslog _write __write __xstat
 404 ''')
 405
 406     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 407
 408     # FIXME: these should be tests for features, but the old build system just
 409     # checks for OSes.
 410     host_os = sys.platform
 411     Logs.info("building on %s" % host_os)
 412
 413     # Python doesn't have case switches... :/
 414     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 415     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 416
 417     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 418     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 419         if host_os.rfind('linux') > -1:
 420             conf.DEFINE('LINUX', '1')
 421         elif host_os.rfind('qnx') > -1:
 422             conf.DEFINE('QNX', '1')
 423         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 424     elif (host_os.rfind('darwin') > -1):
 425         conf.DEFINE('DARWINOS', 1)
 426         conf.ADD_CFLAGS('-fno-common')
 427         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 428     elif (host_os.rfind('freebsd') > -1):
 429         conf.DEFINE('FREEBSD', 1)
 430         if conf.CHECK_HEADERS('sunacl.h'):
 431             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
 432             conf.CHECK_FUNCS_IN(['acl'], 'sunacl')
 433         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 434     elif (host_os.rfind('irix') > -1):
 435         conf.DEFINE('IRIX', 1)
 436         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 437     elif (host_os.rfind('aix') > -1):
 438         conf.DEFINE('AIX', 1)
 439         conf.DEFINE('STAT_ST_BLOCKSIZE', 'DEV_BSIZE')
 440     elif (host_os.rfind('hpux') > -1):
 441         conf.DEFINE('HPUX', 1)
 442         conf.DEFINE('STAT_ST_BLOCKSIZE', '8192')
 443     elif (host_os.rfind('osf') > -1):
 444         conf.DEFINE('OSF1', 1)
 445         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 446
 447     # FIXME: Add more checks here.
 448     else:
 449         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 450
 451     if Options.options.with_acl_support:
 452         if (host_os.rfind('hpux') > -1):
 453                 Logs.info('Using HPUX ACLs')
 454                 conf.DEFINE('HAVE_HPUX_ACLS',1)
 455                 conf.DEFINE('POSIX_ACL_NEEDS_MASK',1)
 456                 default_static_modules.extend(TO_LIST('vfs_hpuxacl'))
 457         elif (host_os.rfind('aix') > -1):
 458                 Logs.info('Using AIX ACLs')
 459                 conf.DEFINE('HAVE_AIX_ACLS',1)
 460                 default_static_modules.extend(TO_LIST('vfs_aixacl vfs_aixacl2'))
 461         elif (host_os.rfind('darwin') > -1):
 462             Logs.warn('ACLs on Darwin currently not supported')
 463             conf.fatal("ACL support not available on Darwin/MacOS. "
 464                        "Use --without-acl-support for building without "
 465                        "ACL support. "
 466                        "ACL support is required to change permissions "
 467                        "from Windows clients.")
 468         else:
 469             conf.CHECK_FUNCS_IN(['acl_get_file'], 'acl')
 470             if conf.CHECK_CODE('''
 471 acl_t acl;
 472 int entry_id;
 473 acl_entry_t *entry_p;
 474 return acl_get_entry(acl, entry_id, entry_p);
 475 ''',
 476                         'HAVE_POSIX_ACLS',
 477                         headers='sys/types.h sys/acl.h', link=False,
 478                         msg="Checking for POSIX ACL support") :
 479                 conf.CHECK_CODE('''
 480 acl_permset_t permset_d;
 481 acl_perm_t perm;
 482 return acl_get_perm_np(permset_d, perm);
 483 ''',
 484                         'HAVE_ACL_GET_PERM_NP',
 485                         headers='sys/types.h sys/acl.h', link=True,
 486                         msg="Checking whether acl_get_perm_np() is available")
 487                 default_static_modules.extend(TO_LIST('vfs_posixacl'))
 488                 conf.CHECK_VARIABLE('ACL_EVERYONE', headers='sys/acl.h')
 489             elif conf.CHECK_FUNCS_IN(['facl'], 'sec'):
 490                 Logs.info('Using solaris or UnixWare ACLs')
 491                 conf.DEFINE('HAVE_SOLARIS_UNIXWARE_ACLS',1)
 492                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 493             elif conf.CHECK_FUNCS_IN(['acl_get_fd'], 'pacl'):
 494                 Logs.info('Using Tru64 ACLs')
 495                 conf.DEFINE('HAVE_TRU64_ACLS',1)
 496                 default_static_modules.extend(TO_LIST('vfs_tru64acl'))
 497             else:
 498                 conf.fatal("ACL support not found. Try installing libacl1-dev "
 499                            "or libacl-devel.  "
 500                            "Otherwise, use --without-acl-support to build "
 501                            "without ACL support. "
 502                            "ACL support is required to change permissions from "
 503                            "Windows clients.")
 504
 505     if conf.CHECK_FUNCS('dirfd'):
 506         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 507
 508     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 509                     'HAVE_STATFS_F_FSID',
 510                     msg="vfs_fileid checking for statfs() and struct statfs.f_fsid",
 511                     headers='sys/types.h sys/statfs.h',
 512                     execute=True)
 513
 514     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 515         conf.CHECK_CODE('''
 516                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 517                 'HAVE_LINUX_FALLOCATE',
 518                 msg="Checking whether the Linux 'fallocate' function is available",
 519                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 520         conf.CHECK_CODE('''
 521                 int ret = fallocate(0, FALLOC_FL_PUNCH_HOLE, 0, 10);''',
 522                 'HAVE_FALLOC_FL_PUNCH_HOLE',
 523                 msg="Checking whether Linux 'fallocate' supports hole-punching",
 524                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 525
 526     conf.CHECK_CODE('''
 527             int ret = lseek(0, 0, SEEK_HOLE);
 528             ret = lseek(0, 0, SEEK_DATA);''',
 529             'HAVE_LSEEK_HOLE_DATA',
 530             msg="Checking whether lseek supports hole/data seeking",
 531             headers='unistd.h sys/types.h')
 532
 533     conf.CHECK_CODE('''
 534                 ssize_t err = readahead(0,0,0x80000);''',
 535                 'HAVE_LINUX_READAHEAD',
 536                 msg="Checking whether Linux readahead is available",
 537                 headers='unistd.h fcntl.h')
 538     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 539
 540     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
 541                 'HAVE_OPENAT',
 542                 msg='Checking for openat',
 543                 headers='fcntl.h')
 544
 545     if Options.options.with_aio_support:
 546         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 547         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 548         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 549                         'HAVE_AIO',
 550                         msg='Checking for asynchronous io support',
 551                         headers='sys/types.h aio.h',
 552                         lib='aio rt')
 553         if conf.CONFIG_SET('HAVE_AIO'):
 554             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 555             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 556             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')
 557             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 558             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 559             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')
 560             conf.CHECK_CODE('const struct aiocb * const a[1]; struct timespec t; return aio_suspend(&a, 1, &t);', 'HAVE_AIO_SUSPEND', msg='Checking for aio_suspend', headers='aio.h', lib='aio rt')
 561         if not conf.CONFIG_SET('HAVE_AIO'):
 562             conf.DEFINE('HAVE_NO_AIO', '1')
 563     else:
 564         conf.DEFINE('HAVE_NO_AIO', '1')
 565
 566     if host_os.rfind('linux') > -1:
 567         conf.CHECK_FUNCS_IN('io_submit', 'aio')
 568         conf.CHECK_CODE('''
 569 struct io_event ioev;
 570 struct iocb *ioc;
 571 io_context_t ctx;
 572 struct timespec ts;
 573 int fd;
 574 char *buf;
 575 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 576 io_queue_init(128,&ctx);
 577 io_prep_pwrite(ioc, 1, buf, 1, 0);
 578 io_prep_pread(ioc, 1, buf, 1, 0);
 579 io_set_eventfd(ioc, fd);
 580 io_set_callback(ioc, (io_callback_t)(0));
 581 io_submit(ctx, 1, &ioc);
 582 io_getevents(ctx, 1, 1, &ioev, &ts);
 583 ''',
 584                         'HAVE_LINUX_KERNEL_AIO',
 585                         msg='Checking for linux kernel asynchronous io support',
 586                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 587                         lib='aio')
 588
 589     conf.CHECK_CODE('''
 590 struct msghdr msg;
 591 union {
 592         struct cmsghdr cm;
 593         char control[CMSG_SPACE(sizeof(int))];
 594 } control_un;
 595 msg.msg_control = control_un.control;
 596 msg.msg_controllen = sizeof(control_un.control);
 597 ''',
 598         'HAVE_STRUCT_MSGHDR_MSG_CONTROL',
 599         msg='Checking if we can use msg_control for passing file descriptors',
 600         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 601     conf.CHECK_CODE('''
 602 struct msghdr msg;
 603 int fd;
 604 msg.msg_accrights = (caddr_t) &fd;
 605 msg.msg_accrightslen = sizeof(fd);
 606 ''',
 607         'HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS',
 608         msg='Checking if we can use msg_accrights for passing file descriptors',
 609         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 610
 611     if Options.options.with_winbind:
 612         conf.env.build_winbind = True
 613         conf.DEFINE('WITH_WINBIND', '1')
 614
 615     conf.find_program('awk', var='AWK')
 616
 617     conf.CHECK_HEADERS('asm/types.h')
 618
 619     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 620                     headers='unistd.h sys/types.h',
 621                     msg="Checking for major macro")
 622
 623     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 624                     headers='unistd.h sys/types.h',
 625                     msg="Checking for minor macro")
 626
 627     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 628                                 headers='unistd.h sys/types.h dirent.h',
 629                                 define='HAVE_DIRENT_D_OFF')
 630
 631     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 632     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 633         netgrent_cflags = '-Werror-implicit-function-declaration'
 634     else:
 635         netgrent_cflags = ''
 636     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 637                     msg="Checking for setnetgrent prototype",
 638                     headers='netdb.h netgroup.h',
 639                     cflags=netgrent_cflags)
 640     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 641                     msg="Checking for getnetgrent prototype",
 642                     headers='netdb.h netgroup.h',
 643                     cflags=netgrent_cflags)
 644     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 645                     msg="Checking for endnetgrent prototype",
 646                     headers='netdb.h netgroup.h',
 647                     cflags=netgrent_cflags)
 648
 649
 650     # Look for CUPS
 651     if Options.options.with_cups:
 652         conf.find_program('cups-config', var='CUPS_CONFIG')
 653         if conf.env.CUPS_CONFIG:
 654             # we would normally use --libs here, but cups-config incorrectly adds
 655             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 656             # of an in-tree heimdal kerberos
 657             conf.CHECK_CFG(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 658                            package="", uselib_store="CUPS")
 659         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 660         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 661         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 662             conf.DEFINE('HAVE_CUPS', '1')
 663         else:
 664             conf.undefine('HAVE_CUPS')
 665             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 666     else:
 667         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 668         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 669
 670     if Options.options.with_iprint:
 671         if conf.CONFIG_SET('HAVE_CUPS'):
 672             conf.DEFINE('HAVE_IPRINT', '1')
 673         else:
 674             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 675     if Options.options.with_syslog:
 676         conf.DEFINE('WITH_SYSLOG', '1')
 677     if Options.options.with_automount:
 678         conf.DEFINE('WITH_AUTOMOUNT', '1')
 679
 680     # Check for LDAP
 681     if Options.options.with_ldap:
 682         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 683         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 684         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 685         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 686
 687         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 688         # for the samba logs
 689         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 690                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 691
 692         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 693         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 694
 695         # Check if ldap_set_rebind_proc() takes three arguments
 696         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 697                            'LDAP_SET_REBIND_PROC_ARGS',
 698                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 699                            headers='ldap.h lber.h', link=False):
 700             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 701         else:
 702             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 703
 704         # last but not least, if ldap_init() exists, we want to use ldap
 705         if conf.CONFIG_SET('HAVE_LDAP_INIT') and conf.CONFIG_SET('HAVE_LDAP_H'):
 706             conf.DEFINE('HAVE_LDAP', '1')
 707             conf.DEFINE('LDAP_DEPRECATED', '1')
 708             conf.env['HAVE_LDAP'] = '1'
 709             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 710             # SASL wrapping hooks
 711             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 712                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 713                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 714         else:
 715             conf.fatal("LDAP support not found. "
 716                        "Try installing libldap2-dev or openldap-devel. "
 717                        "Otherwise, use --without-ldap to build without "
 718                        "LDAP support. "
 719                        "LDAP support is required for the LDAP passdb backend, "
 720                        "LDAP idmap backends and ADS. "
 721                        "ADS support improves communication with "
 722                        "Active Directory domain controllers.")
 723     else:
 724         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 725         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 726
 727     if Options.options.with_ads == False:
 728         use_ads = False
 729         use_ads_krb5 = False
 730         use_ads_ldap = False
 731     else:
 732         use_ads = True
 733         use_ads_krb5 = True
 734         use_ads_ldap = True
 735         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 736            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 737             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 738             use_ads_krb5 = False
 739         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 740             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 741             use_ads_krb5 = False
 742         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 743             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 744             use_ads_krb5 = False
 745         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 746             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 747             use_ads_krb5 = False
 748         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 749             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 750             use_ads_krb5 = False
 751         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 752             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 753             use_ads_krb5 = False
 754         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 755             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 756             use_ads_krb5 = False
 757         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 758             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 759             use_ads_krb5 = False
 760         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 761             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 762             use_ads_krb5 = False
 763         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
 764            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
 765             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
 766             use_ads_krb5 = False
 767         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 768            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 769             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 770             use_ads_krb5 = False
 771         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 772            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 773             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 774             use_ads_krb5 = False
 775         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 776            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 777             Logs.warn("no KT_FREE_FUNCTION detected")
 778             use_ads_krb5 = False
 779         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 780             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 781             use_ads_krb5 = False
 782
 783         # We don't actually use
 784         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 785         # clue that this Heimdal, which does the PAC processing we
 786         # need on the standard gss_inquire_sec_context_by_oid
 787         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 788             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 789                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 790             Logs.warn("need either gss_get_name_attribute or gsskrb5_extract_authz_data_from_sec_context and gss_inquire_sec_context_by_oid in -lgssapi for PAC support")
 791             use_ads_krb5 = False
 792
 793         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 794             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 795             use_ads_krb5 = False
 796
 797         if use_ads_krb5:
 798             conf.DEFINE('HAVE_KRB5', '1')
 799             conf.env['HAVE_KRB5'] = '1'
 800         else:
 801             conf.undefine('HAVE_KRB5_H')
 802             conf.undefine('HAVE_GSSAPI_H')
 803             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 804             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 805             use_ads = False
 806
 807         if not conf.CONFIG_SET('HAVE_LDAP'):
 808             use_ads = False
 809             use_ads_ldap = False
 810
 811     if use_ads:
 812         conf.DEFINE('WITH_ADS', '1')
 813         conf.env['HAVE_ADS'] = '1'
 814         Logs.info("Building with Active Directory support.")
 815     elif Options.options.with_ads == False:
 816         Logs.info("Building without Active Directory support (--without-ads).")
 817     else:
 818         if not use_ads_krb5:
 819             Logs.warn("Active Directory support not available: krb5 libs don't have all required features")
 820         if not use_ads_ldap:
 821             Logs.warn("Active Directory support not available: LDAP support is not available.")
 822         if Options.options.with_ads:
 823             conf.fatal("Active Directory support not found. Use --without-ads "
 824                        "for building without Active Directory support. "
 825                        "ADS support improves communication with "
 826                        "Active Directory domain controllers.")
 827         else:
 828             # this is the auto-mode case
 829             Logs.warn("Building without Active Directory support.")
 830
 831
 832     if Options.options.with_utmp:
 833         conf.env.with_utmp = True
 834         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
 835         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 836         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 837                                     define='HAVE_UT_UT_NAME')
 838         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 839                                     define='HAVE_UT_UT_USER')
 840         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 841                                     define='HAVE_UT_UT_ID')
 842         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 843                                     define='HAVE_UT_UT_HOST')
 844         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 845                                     define='HAVE_UT_UT_TIME')
 846         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 847                                     define='HAVE_UT_UT_TV')
 848         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 849                                     define='HAVE_UT_UT_TYPE')
 850         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 851                                     define='HAVE_UT_UT_PID')
 852         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 853                                     define='HAVE_UT_UT_EXIT')
 854         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 855                                     define='HAVE_UX_UT_SYSLEN')
 856         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 857                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 858                         msg="Checking whether pututline returns pointer")
 859         conf.CHECK_SIZEOF(['((struct utmp *)NULL)->ut_line'], headers='utmp.h',
 860                           define='SIZEOF_UTMP_UT_LINE', critical=False)
 861         if not conf.CONFIG_SET('SIZEOF_UTMP_UT_LINE'):
 862             conf.env.with_utmp = False
 863         elif int(conf.env.SIZEOF_UTMP_UT_LINE) < 15:
 864             conf.env.with_utmp = False
 865         if conf.env.with_utmp:
 866             conf.DEFINE('WITH_UTMP', 1)
 867         else:
 868             Logs.warn("--with-utmp but utmp support not sufficient")
 869
 870     if Options.options.with_avahi:
 871         conf.env.with_avahi = True
 872         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 873         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 874         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 875         if conf.env.with_avahi:
 876             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 877     else:
 878         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 879         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 880
 881     if Options.options.with_iconv:
 882         conf.env.with_iconv = True
 883         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 884             conf.env.with_iconv = False
 885         if conf.env.with_iconv:
 886             conf.DEFINE('HAVE_ICONV', 1)
 887
 888     if Options.options.with_pam:
 889         use_pam=True
 890         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 891         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 892             Logs.warn("--with-pam=yes but pam_appl.h not found")
 893             use_pam=False
 894         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 895         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 896         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 897             Logs.warn("--with-pam=yes but pam_modules.h not found")
 898             use_pam=False
 899         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 900         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 901         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 902         conf.CHECK_CODE('''
 903 #if defined(HAVE_SECURITY_PAM_APPL_H)
 904 #include <security/pam_appl.h>
 905 #elif defined(HAVE_PAM_PAM_APPL_H)
 906 #include <pam/pam_appl.h>
 907 #endif
 908 pam_set_item(0, PAM_RHOST, 0);
 909 ''',
 910             'HAVE_PAM_RHOST',
 911             lib='pam',
 912             msg="Checking whether PAM_RHOST is available");
 913         conf.CHECK_CODE('''
 914 #if defined(HAVE_SECURITY_PAM_APPL_H)
 915 #include <security/pam_appl.h>
 916 #elif defined(HAVE_PAM_PAM_APPL_H)
 917 #include <pam/pam_appl.h>
 918 #endif
 919 pam_set_item(0, PAM_TTY, 0);
 920 ''',
 921             'HAVE_PAM_TTY',
 922             lib='pam',
 923             msg="Checking whether PAM_TTY is available");
 924         conf.CHECK_CODE('''
 925 #if (!defined(LINUX))
 926
 927 #define PAM_EXTERN extern
 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
 934 #endif
 935
 936 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 937 #include <security/pam_modules.h>
 938 #elif defined(HAVE_PAM_PAM_MODULES_H)
 939 #include <pam/pam_modules.h>
 940 #endif
 941
 942 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 943 #include <security/_pam_macros.h>
 944 #elif defined(HAVE_PAM__PAM_MACROS_H)
 945 #include <pam/_pam_macros.h>
 946 #endif
 947
 948 #ifdef HAVE_SECURITY_PAM_EXT_H
 949 #include <security/pam_ext.h>
 950 #endif
 951
 952 int i; i = PAM_RADIO_TYPE;
 953 ''',
 954             'HAVE_PAM_RADIO_TYPE',
 955             lib='pam',
 956             msg="Checking whether PAM_RADIO_TYPE is available");
 957         if use_pam:
 958             conf.DEFINE('WITH_PAM', 1)
 959             conf.DEFINE('WITH_PAM_MODULES', 1)
 960
 961     if Options.options.with_pam_smbpass:
 962         conf.env.with_pam_smbpass = True
 963
 964     seteuid = False
 965
 966 #
 967 # Ensure we select the correct set of system calls on Linux.
 968 #
 969     if (host_os.rfind('linux') > -1):
 970         conf.CHECK_CODE('''
 971 #if defined(HAVE_UNISTD_H)
 972 #include <unistd.h>
 973 #endif
 974 #include <stdlib.h>
 975 #include <stdio.h>
 976 #include <sys/types.h>
 977 #include <errno.h>
 978
 979 #ifdef HAVE_SYS_PRIV_H
 980 #include <sys/priv.h>
 981 #endif
 982 #ifdef HAVE_SYS_ID_H
 983 #include <sys/id.h>
 984 #endif
 985
 986 #if defined(HAVE_SYSCALL_H)
 987 #include <syscall.h>
 988 #endif
 989
 990 #if defined(HAVE_SYS_SYSCALL_H)
 991 #include <sys/syscall.h>
 992 #endif
 993
 994 syscall(SYS_setresuid32, -1, -1, -1);
 995 syscall(SYS_setresgid32, -1, -1, -1);
 996 syscall(SYS_setreuid32, -1, -1);
 997 syscall(SYS_setregid32, -1, -1);
 998 syscall(SYS_setuid32, -1);
 999 syscall(SYS_setgid32, -1);
1000 syscall(SYS_setgroups32, 0, NULL);
1001 ''',
1002             'USE_LINUX_32BIT_SYSCALLS',
1003             msg="Checking whether Linux should use 32-bit credential calls");
1004
1005         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
1006             seteuid = conf.CHECK_CODE('''
1007                                 #define AUTOCONF_TEST 1
1008                                 #define USE_LINUX_THREAD_CREDENTIALS 1
1009                                 #define USE_LINUX_32BIT_SYSCALLS 1
1010                                 #include "../lib/util/setid.c"
1011                                 #include "./lib/util_sec.c"
1012                                 ''',
1013                                 'USE_LINUX_THREAD_CREDENTIALS',
1014                                 addmain=False,
1015                                 execute=True,
1016                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
1017         else:
1018             seteuid = conf.CHECK_CODE('''
1019                                 #define AUTOCONF_TEST 1
1020                                 #define USE_LINUX_THREAD_CREDENTIALS 1
1021                                 #include "../lib/util/setid.c"
1022                                 #include "./lib/util_sec.c"
1023                                 ''',
1024                                 'USE_LINUX_THREAD_CREDENTIALS',
1025                                 addmain=False,
1026                                 execute=True,
1027                                 msg="Checking whether we can use Linux thread-specific credentials")
1028     if not seteuid:
1029         seteuid = conf.CHECK_CODE('''
1030                                 #define AUTOCONF_TEST 1
1031                                 #define USE_SETREUID 1
1032                                 #include "../lib/util/setid.c"
1033                                 #include "./lib/util_sec.c"
1034                                 ''',
1035                                 'USE_SETREUID',
1036                                 addmain=False,
1037                                 execute=True,
1038                                 msg="Checking whether setreuid is available")
1039     if not seteuid:
1040         seteuid = conf.CHECK_CODE('''
1041                                 #define AUTOCONF_TEST 1
1042                                 #define USE_SETRESUID 1
1043                                 #include "../lib/util/setid.c"
1044                                 #include "./lib/util_sec.c"
1045                                 ''',
1046                                 'USE_SETRESUID',
1047                                 addmain=False,
1048                                 execute=True,
1049                                 msg="Checking whether setresuid is available")
1050     if not seteuid:
1051         seteuid = conf.CHECK_CODE('''
1052                                 #define AUTOCONF_TEST 1
1053                                 #define USE_SETEUID 1
1054                                 #include "../lib/util/setid.c"
1055                                 #include "./lib/util_sec.c"
1056                                 ''',
1057                                 'USE_SETEUID',
1058                                 addmain=False,
1059                                 execute=True,
1060                                 msg="Checking whether seteuid is available")
1061     if not seteuid:
1062         seteuid = conf.CHECK_CODE('''
1063                                 #define AUTOCONF_TEST 1
1064                                 #define USE_SETUIDX 1
1065                                 #include "../lib/util/setid.c"
1066                                 #include "./lib/util_sec.c"
1067                                 ''',
1068                                 'USE_SETUIDX',
1069                                 addmain=False,
1070                                 execute=True,
1071                                 mandatory=True,
1072                                 msg="Checking whether setuidx is available")
1073     if Options.options.with_dnsupdate:
1074         if not conf.CONFIG_SET('HAVE_KRB5'):
1075             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
1076         else:
1077             conf.DEFINE('WITH_DNS_UPDATES', 1)
1078     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
1079     if Options.options.developer:
1080         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
1081             conf.DEFINE('VALGRIND', '1')
1082
1083     if conf.CHECK_CODE('''
1084 #include <bits/sockaddr.h>
1085 #include <linux/netlink.h>
1086 ''',
1087                 'HAVE_LINUX_NETLINK_H',
1088                 msg="Checking whether Linux netlink is available"):
1089
1090         conf.CHECK_CODE('''
1091 #include <bits/sockaddr.h>
1092 #include <linux/netlink.h>
1093 #include <linux/rtnetlink.h>
1094 ''',
1095                 'HAVE_LINUX_RTNETLINK_H',
1096                 msg='Checking whether Linux rtnetlink is available')
1097
1098     conf.CHECK_CODE('''
1099 #include "../tests/fcntl_lock.c"
1100 ''',
1101                 'HAVE_FCNTL_LOCK',
1102                 addmain=False,
1103                 execute=True,
1104                 msg='Checking whether fcntl locking is available')
1105
1106 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
1107     if not conf.CHECK_CODE('''
1108 #define _XOPEN_SOURCE 600
1109 #include <stdlib.h>
1110 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
1111 #error probably broken posix_fallocate
1112 #endif
1113 ''',
1114                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
1115                            msg='Checking for broken posix_fallocate'):
1116         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
1117
1118
1119     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1120                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1121     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1122                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1123     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1124                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1125     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1126                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1127     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1128                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1129     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1130        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1131        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1132        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1133        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1134         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1135
1136     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1137     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1138                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1139     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1140                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1141     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1142                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1143
1144     conf.CHECK_CODE('''
1145 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1146 ''',
1147                 'HAVE_POSIX_FADVISE',
1148                 msg='Checking whether posix_fadvise is available',
1149                 headers='unistd.h fcntl.h')
1150
1151     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1152         conf.CHECK_CODE('''
1153                         #include <unistd.h>
1154                         return sysconf(%s) == -1 ? 1 : 0;
1155                         ''' % v,
1156                         'SYSCONF%s' % v,
1157                         msg='Checking whether sysconf(%s) is available' % v)
1158
1159     conf.CHECK_CODE('''
1160 #include <sys/syscall.h>
1161 #include <unistd.h>
1162 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1163                     ''',
1164                     'HAVE_DARWIN_INITGROUPS',
1165                     msg='Checking whether to use the Darwin-specific initgroups system call')
1166
1167     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1168                     'HAVE_UTIMBUF',
1169                     headers='sys/types.h utime.h',
1170                     msg='Checking whether struct utimbuf is available')
1171
1172     if conf.CHECK_CODE('''struct sigevent s;''',
1173                     'HAVE_STRUCT_SIGEVENT',
1174                     headers='sys/types.h stdlib.h stddef.h signal.h',
1175                     msg='Checking whether we have the struct sigevent'):
1176         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1177                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1178                                     headers='signal.h');
1179         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1180                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1181                                     headers='signal.h');
1182
1183     if os.path.exists('/proc/sys/kernel/core_pattern'):
1184         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
1185
1186     if conf.CHECK_CODE('''
1187 #include <time.h>
1188 main() {
1189         struct tm *tm;
1190         if (sizeof(time_t) == 8) {
1191                 time_t max_time = 0x7fffffffffffffffll;
1192                 tm = gmtime(&max_time);
1193                 /* This should fail with 32-bit tm_year. */
1194                 if (tm == NULL) {
1195                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1196                         max_time = 67768036191676799ll;
1197                         tm = gmtime(&max_time);
1198                         if (tm) {
1199                                 exit(0);
1200                         }
1201                 }
1202         }
1203         exit(1);
1204 }''',
1205         '__TIME_T_MAX',
1206         addmain=False,
1207         execute=True,
1208         msg="Checking for the maximum value of the 'time_t' type"):
1209             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1210
1211     conf.CHECK_CODE('''
1212 #if defined(HAVE_UNISTD_H)
1213 #include <unistd.h>
1214 #endif
1215 #include <sys/types.h>
1216 main() { dev_t dev = makedev(1,2); return 0; }
1217 ''',
1218         'HAVE_MAKEDEV',
1219         addmain=False,
1220         msg='Checking whether the macro for makedev is available')
1221
1222     conf.CHECK_CODE('''
1223 #include <stdio.h>
1224 #include <limits.h>
1225 #include <signal.h>
1226
1227 void exit_on_core(int ignored) {
1228         exit(1);
1229 }
1230
1231 main() {
1232         char *newpath;
1233         signal(SIGSEGV, exit_on_core);
1234         newpath = realpath("/tmp", NULL);
1235         exit((newpath != NULL) ? 0 : 1);
1236 }
1237 ''',
1238         'REALPATH_TAKES_NULL',
1239         addmain=False,
1240         execute=True,
1241         msg='Checking whether the realpath function allows a NULL argument')
1242
1243     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1244                     'HAVE_FTRUNCATE_EXTEND',
1245                     msg='Checking for ftruncate extend',
1246                     addmain=False,
1247                     execute=True)
1248
1249     if Options.options.with_sendfile_support:
1250         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):
1251             conf.CHECK_CODE('''
1252                             int tofd, fromfd;
1253                             off_t offset;
1254                             size_t total;
1255                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1256                             ''',
1257                             '_HAVE_SENDFILE',
1258                             headers='sys/sendfile.h',
1259                             msg='Checking for linux sendfile support')
1260
1261             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1262                 conf.DEFINE('HAVE_SENDFILE', '1')
1263                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1264                 conf.DEFINE('WITH_SENDFILE', '1')
1265         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1266             conf.CHECK_CODE('''
1267                             #include <sys/types.h>
1268                             #include <unistd.h>
1269                             #include <sys/socket.h>
1270                             #include <sys/uio.h>
1271                             int fromfd, tofd, ret, total=0;
1272                             off_t offset, nwritten;
1273                             struct sf_hdtr hdr;
1274                             struct iovec hdtrl;
1275                             hdr.headers = &hdtrl;
1276                             hdr.hdr_cnt = 1;
1277                             hdr.trailers = NULL;
1278                             hdr.trl_cnt = 0;
1279                             hdtrl.iov_base = NULL;
1280                             hdtrl.iov_len = 0;
1281                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1282                             ''',
1283                             '_HAVE_SENDFILE',
1284                             msg='Checking for freebsd sendfile support')
1285             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1286                 conf.DEFINE('HAVE_SENDFILE', '1')
1287                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1288                 conf.DEFINE('WITH_SENDFILE', '1')
1289         elif (host_os.rfind('darwin') > -1):
1290             conf.CHECK_CODE('''
1291                             #include <sys/types.h>
1292                             #include <sys/socket.h>
1293                             #include <sys/uio.h>
1294                             int fromfd, tofd, ret;
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 = (void *)0;
1301                             hdr.trl_cnt = 0;
1302                             hdtrl.iov_base = (void *)0;
1303                             hdtrl.iov_len = 0;
1304                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1305                             ''',
1306                             '_HAVE_SENDFILE',
1307                             msg='Checking for darwin sendfile support')
1308             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1309                 conf.DEFINE('HAVE_SENDFILE', '1')
1310                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1311                 conf.DEFINE('WITH_SENDFILE', '1')
1312         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -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                             off_t offset;
1321                             hdtrl[0].iov_base = 0;
1322                             hdtrl[0].iov_len = 0;
1323                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1324                             ''',
1325                             '_HAVE_SENDFILE',
1326                             msg='Checking for osf/hpux sendfile support')
1327             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1328                 conf.DEFINE('HAVE_SENDFILE', '1')
1329                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1330                 conf.DEFINE('WITH_SENDFILE', '1')
1331         elif (host_os.rfind('solaris') > -1):
1332             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1333             conf.CHECK_CODE('''
1334                             #include <sys/sendfile.h>,
1335                             int sfvcnt;
1336                             size_t xferred;
1337                             struct sendfilevec vec[2];
1338                             ssize_t nwritten;
1339                             int tofd;
1340                             sfvcnt = 2;
1341                             vec[0].sfv_fd = SFV_FD_SELF;
1342                             vec[0].sfv_flag = 0;
1343                             vec[0].sfv_off = 0;
1344                             vec[0].sfv_len = 0;
1345                             vec[1].sfv_fd = 0;
1346                             vec[1].sfv_flag = 0;
1347                             vec[1].sfv_off = 0;
1348                             vec[1].sfv_len = 0;
1349                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1350                             ''',
1351                             '_HAVE_SENDFILEV',
1352                             msg='Checking for solaris sendfilev support')
1353             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1354                 conf.DEFINE('HAVE_SENDFILEV', '1')
1355                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1356                 conf.DEFINE('WITH_SENDFILE', '1')
1357         elif (host_os.rfind('aix') > -1):
1358             conf.CHECK_CODE('''
1359                             #include <sys/socket.h>
1360                             int fromfd, tofd;
1361                             size_t total=0;
1362                             struct sf_parms hdtrl;
1363                             ssize_t nwritten;
1364                             hdtrl.header_data = 0;
1365                             hdtrl.header_length = 0;
1366                             hdtrl.file_descriptor = fromfd;
1367                             hdtrl.file_offset = 0;
1368                             hdtrl.file_bytes = 0;
1369                             hdtrl.trailer_data = 0;
1370                             hdtrl.trailer_length = 0;
1371                             nwritten = send_file(&tofd, &hdtrl, 0);
1372                             ''',
1373                             '_HAVE_SENDFILE',
1374                             msg='Checking for AIX send_file support')
1375             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1376                 conf.DEFINE('HAVE_SENDFILE', '1')
1377                 conf.DEFINE('AIX_SENDFILE_API', '1')
1378                 conf.DEFINE('WITH_SENDFILE', '1')
1379
1380     # Check for getcwd allowing a NULL arg.
1381     conf.CHECK_CODE('''
1382 #include <unistd.h>
1383 main() {
1384         char *s = getcwd(NULL,0);
1385         exit(s != NULL ?  0 : 1);
1386 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1387         msg="getcwd takes a NULL argument")
1388
1389
1390     # UnixWare 7.x has its getspnam in -lgen
1391     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1392     conf.CHECK_FUNCS_IN('getspnam', 'security')
1393     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1394
1395     if Options.options.with_quotas:
1396         # For quotas on Veritas VxFS filesystems
1397         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1398         # For sys/quota.h and linux/quota.h
1399         conf.CHECK_HEADERS('sys/quota.h')
1400         # For quotas on BSD systems
1401         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1402         # For quotas on Linux XFS filesystems
1403         if conf.CHECK_HEADERS('xfs/xqm.h'):
1404             conf.DEFINE('HAVE_XFS_QUOTAS', '1')
1405         else:
1406             # For Irix XFS
1407             conf.CHECK_CODE('''
1408                 #include "confdefs.h"
1409                 #ifdef HAVE_SYS_TYPES_H
1410                 #include <sys/types.h>
1411                 #endif
1412                 #ifdef HAVE_ASM_TYPES_H
1413                 #include <asm/types.h>
1414                 #endif
1415                 #include <sys/quota.h>
1416                 int i = Q_XGETQUOTA;''',
1417                 define='HAVE_XFS_QUOTAS',
1418                 msg='for XFS QUOTA in <sys/quota.h>',
1419                 execute=False,
1420                 local_include=False)
1421
1422         # For IRIX like dqb_isoftlimit instead of dqb_fsoftlimit in struc dqblk
1423         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_fsoftlimit', define='HAVE_DQB_FSOFTLIMIT',
1424                                 headers='sys/quota.h')
1425         #darwin style quota bytecount
1426         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_curbytes', define='HAVE_STRUCT_DQBLK_DQB_CURBYTES',
1427                                 headers='sys/quota.h')
1428         if conf.CHECK_HEADERS('rpcsvc/rquota.h'):
1429             conf.DEFINE('HAVE_NFS_QUOTAS', '1')
1430             conf.CHECK_STRUCTURE_MEMBER('struct getquota_rslt', 'getquota_rslt_u',
1431                                         define='HAVE_GETQUOTA_RSLT_GETQUOTA_RSLT_U',
1432                                         headers='rpcsvc/rquota.h')
1433
1434         if (host_os.rfind('linux') > -1):
1435             conf.DEFINE('HAVE_QUOTACTL_LINUX', '1')
1436         elif not conf.CONFIG_SET("HAVE_XFS_QUOTAS"):
1437             if not conf.CHECK_CODE('''
1438                 #define HAVE_QUOTACTL_4A 1
1439                 #define AUTOCONF_TEST 1
1440                 #include "../tests/sysquotas.c"
1441                 ''',
1442                                    cflags=conf.env['WERROR_CFLAGS'],
1443                                    define='HAVE_QUOTACTL_4A',
1444                                    msg='for QUOTACTL_4A: long quotactl(int cmd, char *special, qid_t id, caddr_t addr)',
1445                                    execute=True,
1446                                    addmain=False):
1447
1448                 conf.CHECK_CODE('''
1449                 #define HAVE_QUOTACTL_4B 1
1450                 #define AUTOCONF_TEST 1
1451                 #include "../tests/sysquotas.c"
1452                 ''',
1453                                 cflags=conf.env['WERROR_CFLAGS'],
1454                                 define='HAVE_QUOTACTL_4B',
1455                                 msg='for QUOTACTL_4B:  int quotactl(const char *path, int cmd, int id, char *addr)',
1456                                 execute=True,
1457                                 addmain=False)
1458
1459         conf.CHECK_CODE('''
1460                      clnt_create("", RQUOTAPROG, RQUOTAVERS, "udp");
1461 ''',
1462                         headers="rpc/rpc.h rpc/types.h rpcsvc/rquota.h rpc/nettype.h rpc/xdr.h",
1463                         define='HAVE_NFS_QUOTAS',
1464                         msg='for NFS QUOTAS',
1465                         execute=True,
1466                         local_include=False)
1467
1468         if conf.CONFIG_SET('HAVE_QUOTACTL_LINUX') or \
1469            conf.CONFIG_SET('HAVE_QUOTACTL_4A') or \
1470            conf.CONFIG_SET('HAVE_QUOTACTL_4B') or \
1471            conf.CONFIG_SET('HAVE_XFS_QUOTAS'):
1472             conf.DEFINE('HAVE_SYS_QUOTAS', '1')
1473             conf.DEFINE('WITH_QUOTAS', '1')
1474
1475     #
1476     # cluster support (CTDB)
1477     #
1478     if not Options.options.with_cluster_support:
1479         Logs.info("building without cluster support (--without-cluster-support)")
1480         conf.env.with_ctdb = False
1481     else:
1482         Logs.info("building with cluster support")
1483         conf.env['CTDB_CFLAGS'] = '-DCLUSTER_SUPPORT=1'
1484         conf.env['CTDB_INCLUDE'] = conf.srcdir + '/ctdb/include'
1485         conf.env.with_ctdb = True
1486
1487     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1488                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1489                     addmain=False,
1490                     link=False,
1491                     msg='Checking whether we can compile with __attribute__((destructor))')
1492
1493     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1494                     'SEEKDIR_RETURNS_VOID',
1495                     headers='sys/types.h dirent.h',
1496                     msg='Checking whether seekdir returns void')
1497
1498     if Options.options.with_profiling_data:
1499         conf.DEFINE('WITH_PROFILE', 1);
1500         conf.CHECK_FUNCS('getrusage', headers="sys/time.h sys/resource.h")
1501
1502     if Options.options.with_pthreadpool:
1503         if conf.CONFIG_SET('HAVE_PTHREAD'):
1504             conf.DEFINE('WITH_PTHREADPOOL', '1')
1505         else:
1506             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1507             conf.undefine('WITH_PTHREADPOOL')
1508
1509     if (conf.CHECK_HEADERS('linux/ioctl.h sys/ioctl.h linux/fs.h') and
1510         conf.CHECK_DECLS('FS_IOC_GETFLAGS FS_COMPR_FL', headers='linux/fs.h')):
1511             conf.DEFINE('HAVE_LINUX_IOCTL', '1')
1512
1513     conf.env['CCFLAGS_CEPHFS'] = "-D_FILE_OFFSET_BITS=64"
1514     if Options.options.libcephfs_dir:
1515         conf.env['CPPPATH_CEPHFS'] = Options.options.libcephfs_dir + '/include'
1516         conf.env['LIBPATH_CEPHFS'] = Options.options.libcephfs_dir + '/lib'
1517
1518     if conf.CHECK_HEADERS('cephfs/libcephfs.h', False, False, 'cephfs') and conf.CHECK_LIB('cephfs'):
1519         conf.DEFINE('HAVE_CEPH', '1')
1520
1521     if Options.options.with_glusterfs:
1522         conf.CHECK_CFG(package='glusterfs-api', args='"glusterfs-api >= 4" --cflags --libs',
1523                        msg='Checking for glusterfs-api >= 4', uselib_store="GFAPI")
1524         conf.CHECK_HEADERS('api/glfs.h', lib='gfapi')
1525         conf.CHECK_LIB('gfapi', shlib=True)
1526
1527         if conf.CONFIG_SET('HAVE_API_GLFS_H'):
1528             conf.DEFINE('HAVE_GLUSTERFS', '1')
1529         else:
1530             conf.SET_TARGET_TYPE('gfapi', 'EMPTY')
1531             conf.undefine('HAVE_GLUSTERFS')
1532     else:
1533         conf.SET_TARGET_TYPE('gfapi', 'EMPTY')
1534         conf.undefine('HAVE_GLUSTERFS')
1535
1536     if Options.options.enable_vxfs:
1537         conf.DEFINE('HAVE_VXFS', '1')
1538
1539     if conf.CHECK_CFG(package='dbus-1', args='--cflags --libs',
1540                       msg='Checking for dbus', uselib_store="DBUS-1"):
1541         if (conf.CHECK_HEADERS('dbus/dbus.h', lib='dbus-1')
1542                                       and conf.CHECK_LIB('dbus-1', shlib=True)):
1543             conf.DEFINE('HAVE_DBUS', '1')
1544
1545     conf.env.build_regedit = False
1546     if not Options.options.with_regedit == False:
1547         conf.PROCESS_SEPARATE_RULE('system_ncurses')
1548         if conf.CONFIG_SET('HAVE_NCURSES'):
1549             conf.env.build_regedit = True
1550
1551     if conf.env.build_regedit:
1552         Logs.info("building regedit")
1553     else:
1554         if Options.options.with_regedit == False:
1555             Logs.info("not building regedit (--without-regedit)")
1556         elif Options.options.with_regedit == True:
1557             Logs.error("ncurses not available, cannot build regedit")
1558             conf.fatal("ncurses not available, but --with-regedit was specified")
1559         else:
1560             Logs.info("ncurses not available, not building regedit")
1561
1562     conf.CHECK_FUNCS_IN('DES_pcbc_encrypt', 'crypto')
1563     if Options.options.with_fake_kaserver == True:
1564         conf.CHECK_HEADERS('afs/param.h afs/stds.h', together=True)
1565         conf.CHECK_HEADERS('afs/param.h afs/stds.h', together=True)
1566         if (conf.CONFIG_SET('HAVE_AFS_PARAM_H') and conf.CONFIG_SET('HAVE_AFS_STDS_H') and conf.CONFIG_SET('HAVE_DES_PCBC_ENCRYPT')):
1567             conf.DEFINE('WITH_FAKE_KASERVER', '1')
1568         else:
1569             conf.fatal('AFS headers not available, but --with-fake-kaserver was specified')
1570
1571
1572
1573     default_static_modules.extend(TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1574                                       auth_sam auth_unix auth_winbind auth_wbc
1575                                       auth_domain auth_builtin vfs_default
1576                                       nss_info_template idmap_tdb idmap_passdb
1577                                       idmap_nss'''))
1578
1579     default_shared_modules.extend(TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1580                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1581                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1582                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1583                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1584                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1585                                       vfs_media_harmony vfs_unityed_media vfs_fruit
1586                                       vfs_commit
1587                                       vfs_worm
1588                                       vfs_crossrename vfs_linux_xfs_sgid
1589                                       vfs_time_audit idmap_autorid idmap_tdb2
1590                                       idmap_ad
1591                                       idmap_script
1592                                       idmap_rid idmap_hash idmap_rfc2307'''))
1593
1594     if Options.options.developer:
1595         default_static_modules.extend(TO_LIST('charset_weird'))
1596         default_shared_modules.extend(TO_LIST('perfcount_test'))
1597         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1598         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1599
1600     if Options.options.enable_selftest or Options.options.developer:
1601         default_shared_modules.extend(TO_LIST('vfs_fake_acls vfs_nfs4acl_xattr'))
1602
1603
1604     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1605         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1606
1607     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1608         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1609
1610     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1611         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1612
1613     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1614         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1615
1616     if (conf.CONFIG_SET('HAVE_STRUCT_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS')):
1617         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1618
1619     if Options.options.with_pthreadpool:
1620         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1621
1622     if conf.CONFIG_SET('HAVE_AIO'):
1623         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1624
1625     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1626         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1627
1628     if conf.CONFIG_SET('HAVE_LDAP'):
1629         default_static_modules.extend(TO_LIST('pdb_ldapsam idmap_ldap'))
1630
1631     if conf.CONFIG_SET('DARWINOS'):
1632         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1633
1634     if conf.CONFIG_SET('HAVE_GPFS'):
1635         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1636
1637     if (conf.CONFIG_SET('HAVE_LINUX_IOCTL')
1638       and conf.CONFIG_SET('HAVE_BASENAME') and conf.CONFIG_SET('HAVE_DIRNAME')):
1639         default_shared_modules.extend(TO_LIST('vfs_btrfs'))
1640
1641     if conf.CONFIG_SET('SAMBA_FAM_LIBS'):
1642         default_shared_modules.extend(TO_LIST('vfs_notify_fam'))
1643
1644     if conf.CONFIG_SET("HAVE_CEPH"):
1645         default_shared_modules.extend(TO_LIST('vfs_ceph'))
1646
1647     if conf.CONFIG_SET('HAVE_GLUSTERFS'):
1648         default_shared_modules.extend(TO_LIST('vfs_glusterfs'))
1649
1650     if conf.CONFIG_SET('HAVE_VXFS'):
1651         default_shared_modules.extend(TO_LIST('vfs_vxfs'))
1652
1653     if conf.CONFIG_SET('HAVE_DBUS'):
1654         default_shared_modules.extend(TO_LIST('vfs_snapper'))
1655
1656     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1657     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1658
1659     def replace_list_item(lst, item, value):
1660         try:
1661             idx = lst.index(item)
1662             lst[idx] = value
1663         except:
1664             pass
1665     # PDB module file name should have the same name as module registers itself
1666     # In Autoconf build we export LDAP passdb module as ldapsam but WAF build
1667     # was always exporting pdb_ldap. In order to support existing packages
1668     # allow referring to pdb_ldapsam as pdb_ldap but use proper name internally.
1669     replace_list_item(explicit_shared_modules, 'pdb_ldap', 'pdb_ldapsam')
1670     replace_list_item(explicit_static_modules, 'pdb_ldap', 'pdb_ldapsam')
1671
1672     final_static_modules = default_static_modules
1673     final_shared_modules = default_shared_modules
1674
1675     for m in explicit_static_modules:
1676         if m in final_shared_modules:
1677             final_shared_modules.remove(m)
1678         final_static_modules.append(m)
1679     for m in explicit_shared_modules:
1680         if m in final_static_modules:
1681             final_static_modules.remove(m)
1682         final_shared_modules.append(m)
1683
1684     if ("auth_domain" not in final_static_modules) or \
1685             ("auth_builtin" not in final_static_modules) or \
1686             ("auth_sam" not in final_static_modules) or \
1687             ("auth_winbind" not in final_static_modules):
1688         raise Utils.WafError('These auth modules MUST be configured as static modules: auth_domain, auth_builtin, auth_sam, auth_winbind')
1689
1690     conf.env['static_modules'] = final_static_modules
1691     conf.env['shared_modules'] = final_shared_modules
1692
1693     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1694
1695     static_list = {}
1696     shared_list = {}
1697
1698     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1699     conf.env['MODULE_PREFIXES'] = prefixes
1700     for p in prefixes:
1701         for m in final_static_modules:
1702             if m.find(p) == 0:
1703                 if not p in static_list:
1704                     static_list[p] = []
1705                 static_list[p].append(m)
1706         for m in final_shared_modules:
1707             if m.find(p) == 0:
1708                 if not p in shared_list:
1709                     shared_list[p] = []
1710                 shared_list[p].append(m)
1711
1712     for p in prefixes:
1713         static_env = "%s_STATIC" % p.upper()
1714         shared_env = "%s_SHARED" % p.upper()
1715         conf.env[static_env] = []
1716         conf.env[shared_env] = []
1717         if p in static_list:
1718             decl_list=""
1719             for entry in static_list[p]:
1720                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1721                 conf.env[static_env].append('%s' % entry)
1722             decl_list = decl_list.rstrip()
1723             conf.DEFINE('static_decl_%s' % p, decl_list)
1724             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1725         else:
1726             conf.DEFINE('static_decl_%s' % p, '')
1727             conf.DEFINE('static_init_%s' % p, '{}')
1728         if p in shared_list:
1729             for entry in shared_list[p]:
1730                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1731                 conf.env[shared_env].append('%s' % entry)
1732
1733     conf.SAMBA_CONFIG_H('include/config.h')
1734
1735 def ctags(ctx):
1736     "build 'tags' file using ctags"
1737     import Utils
1738     source_root = os.path.dirname(Utils.g_module.root_path)
1739     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1740     print("Running: %s" % cmd)
1741     os.system(cmd)
1742