source3/wscript

   1 #! /usr/bin/env python
   2
   3 srcdir=".."
   4
   5 import sys, os
   6 from optparse import SUPPRESS_HELP
   7 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
   8 sys.path.insert(0, "source3")
   9 import wafsamba, Options, Logs, Utils, Scripting
  10 import build.charset
  11 import samba_utils, samba_version
  12 import samba3
  13
  14 Options.default_prefix = '/usr/local/samba'
  15
  16 def set_options(opt):
  17
  18     opt.add_option('--with-static-modules',
  19                    help=("Comma-separated list of names of modules to statically link in"),
  20                    action="store", dest='static_modules', default=None)
  21     opt.add_option('--with-shared-modules',
  22                    help=("Comma-separated list of names of modules to build shared"),
  23                    action="store", dest='shared_modules', default=None)
  24
  25     opt.SAMBA3_ADD_OPTION('winbind')
  26     opt.SAMBA3_ADD_OPTION('swat')
  27     opt.SAMBA3_ADD_OPTION('ads', default=None) # None means autodetection
  28     opt.SAMBA3_ADD_OPTION('ldap')
  29     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  30     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  31     opt.SAMBA3_ADD_OPTION('pam')
  32     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  33     opt.SAMBA3_ADD_OPTION('quotas')
  34     opt.SAMBA3_ADD_OPTION('sendfile-support')
  35     opt.SAMBA3_ADD_OPTION('utmp')
  36     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable", default=True)
  37     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  38     opt.SAMBA3_ADD_OPTION('iconv')
  39     opt.SAMBA3_ADD_OPTION('acl-support')
  40     opt.SAMBA3_ADD_OPTION('dnsupdate')
  41     opt.SAMBA3_ADD_OPTION('syslog')
  42     opt.SAMBA3_ADD_OPTION('automount')
  43     opt.SAMBA3_ADD_OPTION('aio-support')
  44     opt.SAMBA3_ADD_OPTION('dmapi', default=False, help="build with DMAPI support")
  45     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  46
  47     opt.SAMBA3_ADD_OPTION('cluster-support', default=None)
  48
  49     opt.add_option('--with-ctdb-dir',
  50                    help=("Directory under which ctdb is installed"),
  51                    action="store", dest='ctdb_dir', default=None)
  52     opt.add_option('--enable-old-ctdb',
  53                   help=("enable building against (too) old version of ctdb (default=false)"),
  54                   action="store_true", dest='enable_old_ctdb', default=False)
  55
  56
  57
  58 def configure(conf):
  59     from samba_utils import TO_LIST
  60
  61     default_static_modules = []
  62     default_shared_modules = []
  63
  64     if Options.options.developer:
  65         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  66         conf.env.developer = True
  67
  68     if Options.options.with_swat:
  69         conf.env['build_swat'] = True
  70
  71     if sys.platform != 'openbsd5':
  72         conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  73
  74     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  75     conf.CHECK_HEADERS('linux/falloc.h')
  76
  77     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod')
  78     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  79     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  80     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  81     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
  82     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  83     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups syscall sysconf')
  84     conf.CHECK_FUNCS('atexit grantpt posix_openpt fallocate posix_fallocate')
  85     conf.CHECK_FUNCS('fseeko setluid')
  86     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  87     conf.CHECK_FUNCS('fdopendir')
  88     conf.CHECK_FUNCS('getpwent_r setenv strcasecmp fcvt fcvtl')
  89     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
  90     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  91     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  92     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  93     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
  94     conf.CHECK_FUNCS('shmget')
  95     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
  96     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain bind_textdomain_codeset')
  97     #FIXME: for some reason this one still fails
  98     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
  99     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 100     conf.CHECK_FUNCS_IN('dn_expand', 'inet')
 101     conf.CHECK_DECLS('fdatasync', reverse=True)
 102     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 103
 104     if conf.CONFIG_SET('HAVE_LONG_LONG'):
 105         conf.DEFINE('HAVE_LONGLONG', 1)
 106
 107     if conf.CHECK_CODE('''
 108 #if defined(HAVE_UNISTD_H)
 109 #include <unistd.h>
 110 #endif
 111 long ret = splice(0,0,1,0,400,SPLICE_F_MOVE);
 112 ''',
 113         'HAVE_LINUX_SPLICE',
 114         headers='fcntl.h'):
 115         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 116
 117     # Check for inotify support
 118     conf.CHECK_HEADERS('sys/inotify.h')
 119     if "HAVE_SYS_INOTIFY_H" in conf.env:
 120         conf.DEFINE('HAVE_INOTIFY', 1)
 121
 122     # Check for kernel change notify support
 123     conf.CHECK_CODE('''
 124 #ifndef F_NOTIFY
 125 #define F_NOTIFY 1026
 126 #endif
 127 main() {
 128         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 129 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 130         headers='fcntl.h signal.h',
 131         msg="Checking for kernel change notify support")
 132
 133     # Check for Linux kernel oplocks
 134     conf.CHECK_CODE('''
 135 #include <sys/types.h>
 136 #include <fcntl.h>
 137 #include <signal.h>
 138 #ifndef F_NOTIFY
 139 #define F_NOTIFY 1026
 140 #endif
 141 main() {
 142         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 143 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 144         msg="Checking for Linux kernel oplocks")
 145
 146     # Check for IRIX kernel oplock types
 147     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 148                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 149                     msg="Checking for IRIX kernel oplock types")
 150
 151     # Check for kernel share modes
 152     conf.CHECK_CODE('''
 153 #include <sys/types.h>
 154 #include <fcntl.h>
 155 #include <signal.h>
 156 #include <sys/file.h>
 157 #ifndef LOCK_MAND
 158 #define LOCK_MAND        32
 159 #define LOCK_READ        64
 160 #endif
 161 main() {
 162         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 163 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 164         msg="Checking for kernel share modes")
 165
 166     # check for DMAPI libs
 167     Logs.info("Checking for DMAPI library existence")
 168     conf.env['dmapi_lib'] = ''
 169     samba_dmapi_lib = ''
 170     if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dm'):
 171         samba_dmapi_lib = 'dm'
 172     else:
 173         if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'jfsdm'):
 174             samba_dmapi_lib = 'jfsdm'
 175         else:
 176             if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dmapi'):
 177                 samba_dmapi_lib = 'dmapi'
 178             else:
 179                 if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'xdsm'):
 180                     samba_dmapi_lib = 'xdsm'
 181     # only bother to test headers and compilation when a candidate
 182     # library has been found
 183     if Options.options.with_dmapi == True and samba_dmapi_lib == '':
 184         conf.fatal('DMAPI support requested, but no suitable DMAPI library found')
 185     else:
 186         conf.CHECK_HEADERS('sys/dmi.h xfs/dmapi.h sys/jfsdmapi.h sys/dmapi.h dmapi.h')
 187         conf.CHECK_CODE('''
 188 #include <time.h>      /* needed by Tru64 */
 189 #include <sys/types.h> /* needed by AIX */
 190 #ifdef HAVE_XFS_DMAPI_H
 191 #include <xfs/dmapi.h>
 192 #elif defined(HAVE_SYS_DMI_H)
 193 #include <sys/dmi.h>
 194 #elif defined(HAVE_SYS_JFSDMAPI_H)
 195 #include <sys/jfsdmapi.h>
 196 #elif defined(HAVE_SYS_DMAPI_H)
 197 #include <sys/dmapi.h>
 198 #elif defined(HAVE_DMAPI_H)
 199 #include <dmapi.h>
 200 #endif
 201
 202 /* This link test is designed to fail on IRI 6.4, but should
 203  * succeed on Linux, IRIX 6.5 and AIX.
 204  */
 205 int main(int argc, char **argv)
 206 {
 207         char * version;
 208         dm_eventset_t events;
 209         /* This doesn't take an argument on IRIX 6.4. */
 210         dm_init_service(&version);
 211         /* IRIX 6.4 expects events to be a pointer. */
 212         DMEV_ISSET(DM_EVENT_READ, events);
 213
 214         return 0;
 215 }
 216 ''',
 217         'USE_DMAPI',
 218         addmain=False,
 219         execute=False,
 220         lib=samba_dmapi_lib,
 221         msg='Checking whether DMAPI lib '+samba_dmapi_lib+' can be used')
 222
 223         if conf.CONFIG_SET('USE_DMAPI'):
 224             conf.env['dmapi_lib'] = samba_dmapi_lib
 225         else:
 226             if Options.options.with_dmapi == True:
 227                 conf.fatal('DMAPI support requested but not found');
 228
 229     # Check for various members of the stat structure
 230     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 231                                 headers='sys/stat.h')
 232     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 233                                 headers='sys/stat.h')
 234     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 235                                 headers='sys/types.h sys/stat.h unistd.h')
 236
 237     if "HAVE_BLKCNT_T" in conf.env:
 238         conf.CHECK_CODE('''
 239         return sizeof(blkcnt_t) == 4 ? 0 : 1''',
 240                 'SIZEOF_BLKCNT_T_4', execute=True,
 241                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 242                 msg="Checking whether blkcnt_t is 32 bit")
 243
 244     if "HAVE_BLKCNT_T" in conf.env:
 245         conf.CHECK_CODE('''
 246         return sizeof(blkcnt_t) == 8 ? 0 : 1''',
 247                 'SIZEOF_BLKCNT_T_8', execute=True,
 248                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 249                 msg="Checking whether blkcnt_t is 64 bit")
 250
 251     # Check for POSIX capability support
 252     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 253
 254     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 255         conf.CHECK_CODE('''
 256         cap_t cap;
 257         cap_value_t vals[1];
 258         if (!(cap = cap_get_proc())) exit(1);
 259         vals[0] = CAP_CHOWN;
 260         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 261         cap_set_proc(cap);''',
 262                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 263                         headers='sys/capability.h',
 264                         msg="Checking whether POSIX capabilities are available")
 265
 266     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 267     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 268     # -- JRA.
 269     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 270         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 271                         define='HAVE_INT16_FROM_RPC_RPC_H',
 272                         msg="Checking for int16 typedef included by rpc/rpc.h")
 273         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 274                         headers='sys/types.h rpc/rpc.h',
 275                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 276         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 277                         headers='sys/types.h rpc/rpc.h',
 278                         msg="Checking for int32 typedef included by rpc/rpc.h")
 279         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 280                         headers='sys/types.h rpc/rpc.h',
 281                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 282     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 283                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 284                     msg="Checking for broken nisplus include files")
 285
 286     # Check if the compiler will optimize out functions
 287     conf.CHECK_CODE('''
 288 if (0) {
 289     this_function_does_not_exist();
 290 } else {
 291     return 1;
 292 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 293         msg="Checking if the compiler will optimize out functions")
 294
 295     # Check if the compiler supports the LL suffix on long long integers
 296     # AIX needs this
 297     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 298                     headers='stdio.h',
 299                     msg="Checking for LL suffix on long long integers")
 300
 301     conf.CHECK_FUNCS('''
 302 _acl __acl atexit
 303 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 304 __closedir crypt16 devnm dgettext dirfd
 305 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 306 _facl __facl _fchdir
 307 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 308 _fork __fork fseeko
 309 fsetxattr _fstat __fstat fsync
 310 futimens futimes __fxstat getauthuid
 311 getcwd _getcwd __getcwd getdents __getdents getdirentries
 312 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 313 getpwanam getpwent_r getrlimit gettext
 314 glob grantpt hstrerror initgroups innetgr
 315 llseek _llseek __llseek _lseek __lseek
 316 _lstat __lstat lutimes
 317 __lxstat memalign mknod mlock mlockall munlock munlockall
 318 _open __open _opendir __opendir
 319 pathconf poll posix_fallocate
 320 posix_memalign prctl pread _pread __pread
 321 pwrite _pwrite __pwrite
 322 rdchk _read __read _readdir __readdir
 323 _seekdir __seekdir
 324 select setenv setgidx setgroups setlocale setluid
 325 setmntent setpgid setpriv setsid setuidx
 326 shmget shm_open sigaction sigblock sigprocmask sigset
 327 _stat __stat statvfs
 328 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctl sysctlbyname
 329 __sys_llseek syslog _telldir __telldir textdomain timegm
 330 utimensat vsyslog _write __write __xstat
 331 ''')
 332
 333     conf.CHECK_CODE('''
 334 #ifdef HAVE_SYS_PRCTL_H
 335 #include <sys/prctl.h>
 336 #endif
 337 int i; i = prtcl(0);
 338 ''',
 339                     'HAVE_PRCTL', link=False)
 340
 341     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 342
 343     # FIXME: these should be tests for features, but the old build system just
 344     # checks for OSes.
 345     host_os = sys.platform
 346     Logs.info("building on %s" % host_os)
 347
 348     # Python doesn't have case switches... :/
 349     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 350     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 351
 352     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 353     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 354         if host_os.rfind('linux') > -1:
 355             conf.DEFINE('LINUX', '1')
 356         elif host_os.rfind('qnx') > -1:
 357             conf.DEFINE('QNX', '1')
 358         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 359     elif (host_os.rfind('darwin') > -1):
 360         conf.DEFINE('DARWINOS', 1)
 361         conf.ADD_CFLAGS('-fno-common')
 362         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 363     elif (host_os.rfind('freebsd') > -1):
 364         conf.DEFINE('FREEBSD', 1)
 365         if conf.CHECK_HEADERS('sunacl.h'):
 366             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
 367             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 368         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 369     elif (host_os.rfind('irix') > -1):
 370         conf.DEFINE('IRIX', 1)
 371         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 372     elif (host_os.rfind('aix') > -1):
 373         conf.DEFINE('AIX', 1)
 374         conf.DEFINE('STAT_ST_BLOCKSIZE', 'DEV_BSIZE')
 375     elif (host_os.rfind('hpux') > -1):
 376         conf.DEFINE('HPUX', 1)
 377         conf.DEFINE('STAT_ST_BLOCKSIZE', '8192')
 378     elif (host_os.rfind('osf') > -1):
 379         conf.DEFINE('OSF1', 1)
 380         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 381
 382     # FIXME: Add more checks here.
 383     else:
 384         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 385
 386     if Options.options.with_acl_support:
 387         if (host_os.rfind('sysv5') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl', checklibc=True):
 388                 Logs.info('Using UnixWare ACLs')
 389                 conf.DEFINE('HAVE_UNIXWARE_ACLS',1)
 390                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 391         elif (host_os.rfind('solaris') > -1) and conf.CHECK_FUNCS_IN('sec', 'facl'):
 392                 Logs.info('Using solaris ACLs')
 393                 conf.DEFINE('HAVE_SOLARIS_ACLS',1)
 394                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 395         elif (host_os.rfind('hpux') > -1):
 396                 Logs.info('Using HPUX ACLs')
 397                 conf.DEFINE('HAVE_HPUX_ACLS',1)
 398                 conf.DEFINE('POSIX_ACL_NEEDS_MASK',1)
 399                 default_static_modules.extend(TO_LIST('vfs_hpuxacl'))
 400         elif (host_os.rfind('irix') > -1):
 401                 Logs.info('Using IRIX ACLs')
 402                 conf.DEFINE('HAVE_IRIX_ACLS',1)
 403                 default_static_modules.extend(TO_LIST('vfs_irixacl'))
 404         elif (host_os.rfind('aix') > -1):
 405                 Logs.info('Using AIX ACLs')
 406                 conf.DEFINE('HAVE_AIX_ACLS',1)
 407                 default_static_modules.extend(TO_LIST('vfs_aixacl'))
 408         elif (host_os.rfind('osf') > -1) and conf.CHECK_FUNCS_IN('pacl', 'acl_get_fd'):
 409                 Logs.info('Using Tru64 ACLs')
 410                 conf.DEFINE('HAVE_TRU64_ACLS',1)
 411                 default_static_modules.extend(TO_LIST('vfs_tru64acl'))
 412         elif (host_os.rfind('darwin') > -1):
 413             Logs.warn('ACLs on Dwarwin currently not supported')
 414         else:
 415             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 416             if conf.CHECK_CODE('''
 417 acl_t acl;
 418 int entry_id;
 419 acl_entry_t *entry_p;
 420 return acl_get_entry(acl, entry_id, entry_p);
 421 ''',
 422                         'HAVE_POSIX_ACLS',
 423                         headers='sys/types.h sys/acl.h', link=False,
 424                         msg="Checking for POSIX ACL support") :
 425                 conf.CHECK_CODE('''
 426 acl_permset_t permset_d;
 427 acl_perm_t perm;
 428 return acl_get_perm_np(permset_d, perm);
 429 ''',
 430                         'HAVE_ACL_GET_PERM_NP',
 431                         headers='sys/types.h sys/acl.h', link=True,
 432                         msg="Checking whether acl_get_perm_np() is available")
 433                 default_static_modules.extend(TO_LIST('vfs_posixacl'))
 434
 435
 436     if conf.CHECK_FUNCS('dirfd'):
 437         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 438
 439     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 440                     'HAVE_STATFS_F_FSID',
 441                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 442                     headers='sys/types.h sys/statfs.h',
 443                     execute=True)
 444
 445     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 446         conf.CHECK_CODE('''
 447                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 448                 'HAVE_LINUX_FALLOCATE',
 449                 msg="Checking whether the Linux 'fallocate' function is available",
 450                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 451     conf.CHECK_CODE('''
 452                 ssize_t err = readahead(0,0,0x80000);''',
 453                 'HAVE_LINUX_READAHEAD',
 454                 msg="Checking whether Linux readahead is available",
 455                 headers='unistd.h fcntl.h')
 456     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 457
 458     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
 459                 'HAVE_OPENAT',
 460                 msg='Checking for openat',
 461                 headers='fcntl.h')
 462
 463     if Options.options.with_aio_support:
 464         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 465         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 466         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 467                         'HAVE_AIO',
 468                         msg='Checking for asynchronous io support',
 469                         headers='sys/types.h aio.h',
 470                         lib='aio rt')
 471         if conf.CONFIG_SET('HAVE_AIO'):
 472             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 473             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 474             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')
 475             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 476             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 477             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')
 478             conf.CHECK_CODE('struct aiocb a; struct timespec t; return aio_suspend(&a, 1, &t);', 'HAVE_AIO_SUSPEND', msg='Checking for aio_suspend', headers='aio.h', lib='aio rt')
 479         if not conf.CONFIG_SET('HAVE_AIO'):
 480             conf.DEFINE('HAVE_NO_AIO', '1')
 481     else:
 482         conf.DEFINE('HAVE_NO_AIO', '1')
 483
 484     if host_os.rfind('linux') > -1:
 485         conf.CHECK_FUNCS_IN('io_submit', 'aio')
 486         conf.CHECK_CODE('''
 487 struct io_event ioev;
 488 struct iocb *ioc;
 489 io_context_t ctx;
 490 struct timespec ts;
 491 int fd;
 492 char *buf;
 493 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 494 io_queue_init(128,&ctx);
 495 io_prep_pwrite(ioc, 1, buf, 1, 0);
 496 io_prep_pread(ioc, 1, buf, 1, 0);
 497 io_set_eventfd(ioc, fd);
 498 io_set_callback(ioc, (io_callback_t)(0));
 499 io_submit(ctx, 1, &ioc);
 500 io_getevents(ctx, 1, 1, &ioev, &ts);
 501 ''',
 502                         'HAVE_LINUX_KERNEL_AIO',
 503                         msg='Checking for linux kernel asynchronous io support',
 504                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 505                         lib='aio')
 506
 507     conf.CHECK_CODE('''
 508 struct msghdr msg;
 509 union {
 510         struct cmsghdr cm;
 511         char control[CMSG_SPACE(sizeof(int))];
 512 } control_un;
 513 msg.msg_control = control_un.control;
 514 msg.msg_controllen = sizeof(control_un.control);
 515 ''',
 516         'HAVE_MSGHDR_MSG_CONTROL',
 517         msg='Checking if we can use msg_control for passing file descriptors',
 518         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 519     conf.CHECK_CODE('''
 520 struct msghdr msg;
 521 int fd;
 522 msg.msg_acctrights = (caddr_t) &fd;
 523 msg.msg_acctrightslen = sizeof(fd);
 524 ''',
 525         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 526         msg='Checking if we can use msg_acctrights for passing file descriptors',
 527         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 528
 529     if Options.options.with_winbind:
 530         conf.env.build_winbind = True
 531         conf.DEFINE('WITH_WINBIND', '1')
 532
 533     conf.find_program('awk', var='AWK')
 534     conf.find_program('perl', var='PERL')
 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') and conf.CONFIG_SET('HAVE_LDAP_H'):
 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     if Options.options.with_ads == False:
 638         use_ads = False
 639         use_ads_krb5 = False
 640         use_ads_ldap = False
 641     else:
 642         use_ads = True
 643         use_ads_krb5 = True
 644         use_ads_ldap = True
 645         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 646            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 647             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 648             use_ads_krb5 = False
 649         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 650             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 651             use_ads_krb5 = False
 652         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 653             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 654             use_ads_krb5 = False
 655         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 656             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 657             use_ads_krb5 = False
 658         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 659             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 660             use_ads_krb5 = False
 661         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 662             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 663             use_ads_krb5 = False
 664         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 665             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 666             use_ads_krb5 = False
 667         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 668             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 669             use_ads_krb5 = False
 670         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 671             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 672             use_ads_krb5 = False
 673         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
 674            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
 675             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
 676             use_ads_krb5 = False
 677         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 678            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 679             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 680             use_ads_krb5 = False
 681         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 682            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 683             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 684             use_ads_krb5 = False
 685         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 686            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 687             Logs.warn("no KT_FREE_FUNCTION detected")
 688             use_ads_krb5 = False
 689         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 690             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 691             use_ads_krb5 = False
 692
 693         # We don't actually use
 694         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 695         # clue that this Heimdal, which does the PAC processing we
 696         # need on the standard gss_inquire_sec_context_by_oid
 697         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 698             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 699                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 700             Logs.warn("need eiterh gss_get_name_attribute or gsskrb5_extract_authz_data_from_sec_context and gss_inquire_sec_context_by_oid in -lgssapi for PAC support")
 701             use_ads_krb5 = False
 702
 703         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 704             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 705             use_ads_krb5 = False
 706
 707         if use_ads_krb5:
 708             conf.DEFINE('HAVE_KRB5', '1')
 709             conf.env['HAVE_KRB5'] = '1'
 710         else:
 711             conf.undefine('HAVE_KRB5_H')
 712             conf.undefine('HAVE_GSSAPI_H')
 713             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 714             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 715             use_ads = False
 716
 717         if not conf.CONFIG_SET('HAVE_LDAP'):
 718             use_ads = False
 719             use_ads_ldap = False
 720
 721     if use_ads:
 722         conf.DEFINE('WITH_ADS', '1')
 723         conf.env['HAVE_ADS'] = '1'
 724         Logs.info("Building with Active Directory support.")
 725     elif Options.options.with_ads == False:
 726         Logs.info("Building without Active Directory support (--without-ads).")
 727     else:
 728         if not use_ads_krb5:
 729             Logs.warn("Active Directory support not available: krb5 libs don't have all required features")
 730         if not use_ads_ldap:
 731             Logs.warn("Active Directory support not available: LDAP support ist not available.")
 732         if Options.options.with_ads:
 733             conf.fatal("Active Directory support not found. Use --without-ads for building without Active Directory support.")
 734         else:
 735             # this is the auto-mode case
 736             Logs.warn("Building without Active Directory support.")
 737
 738
 739     if Options.options.with_utmp:
 740         conf.env.with_utmp = True
 741         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
 742         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 743         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 744                                     define='HAVE_UT_UT_NAME')
 745         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 746                                     define='HAVE_UT_UT_USER')
 747         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 748                                     define='HAVE_UT_UT_ID')
 749         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 750                                     define='HAVE_UT_UT_HOST')
 751         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 752                                     define='HAVE_UT_UT_TIME')
 753         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 754                                     define='HAVE_UT_UT_TV')
 755         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 756                                     define='HAVE_UT_UT_TYPE')
 757         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 758                                     define='HAVE_UT_UT_PID')
 759         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 760                                     define='HAVE_UT_UT_EXIT')
 761         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 762                                     define='HAVE_UX_UT_SYSLEN')
 763         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 764                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 765                         msg="Checking whether pututline returns pointer")
 766         conf.CHECK_SIZEOF(['((struct utmp *)NULL)->ut_line'], headers='utmp.h',
 767                           define='SIZEOF_UTMP_UT_LINE')
 768         if not conf.CONFIG_SET('SIZEOF_UTMP_UT_LINE'):
 769             conf.env.with_utmp = False
 770         elif int(conf.env.SIZEOF_UTMP_UT_LINE) < 15:
 771             conf.env.with_utmp = False
 772         if conf.env.with_utmp:
 773             conf.DEFINE('WITH_UTMP', 1)
 774         else:
 775             Logs.warn("--with-utmp but utmp support not sufficient")
 776
 777     if Options.options.with_avahi:
 778         conf.env.with_avahi = True
 779         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 780         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 781         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 782         if conf.env.with_avahi:
 783             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 784     else:
 785         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 786         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 787
 788     if Options.options.with_iconv:
 789         conf.env.with_iconv = True
 790         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 791             conf.env.with_iconv = False
 792         if conf.env.with_iconv:
 793             conf.DEFINE('HAVE_ICONV', 1)
 794
 795     if Options.options.with_pam:
 796         use_pam=True
 797         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 798         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 799             Logs.warn("--with-pam=yes but pam_appl.h not found")
 800             use_pam=False
 801         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 802         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 803         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 804             Logs.warn("--with-pam=yes but pam_modules.h not found")
 805             use_pam=False
 806         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 807         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 808         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 809         conf.CHECK_CODE('''
 810 #if defined(HAVE_SECURITY_PAM_APPL_H)
 811 #include <security/pam_appl.h>
 812 #elif defined(HAVE_PAM_PAM_APPL_H)
 813 #include <pam/pam_appl.h>
 814 #endif
 815 pam_set_item(0, PAM_RHOST, 0);
 816 ''',
 817             'HAVE_PAM_RHOST',
 818             lib='pam',
 819             msg="Checking whether PAM_RHOST is available");
 820         conf.CHECK_CODE('''
 821 #if defined(HAVE_SECURITY_PAM_APPL_H)
 822 #include <security/pam_appl.h>
 823 #elif defined(HAVE_PAM_PAM_APPL_H)
 824 #include <pam/pam_appl.h>
 825 #endif
 826 pam_set_item(0, PAM_TTY, 0);
 827 ''',
 828             'HAVE_PAM_TTY',
 829             lib='pam',
 830             msg="Checking whether PAM_TTY is available");
 831         conf.CHECK_CODE('''
 832 #if (!defined(LINUX))
 833
 834 #define PAM_EXTERN extern
 835 #if defined(HAVE_SECURITY_PAM_APPL_H)
 836 #include <security/pam_appl.h>
 837 #elif defined(HAVE_PAM_PAM_APPL_H)
 838 #include <pam/pam_appl.h>
 839 #endif
 840
 841 #endif
 842
 843 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 844 #include <security/pam_modules.h>
 845 #elif defined(HAVE_PAM_PAM_MODULES_H)
 846 #include <pam/pam_modules.h>
 847 #endif
 848
 849 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 850 #include <security/_pam_macros.h>
 851 #elif defined(HAVE_PAM__PAM_MACROS_H)
 852 #include <pam/_pam_macros.h>
 853 #endif
 854
 855 #ifdef HAVE_SECURITY_PAM_EXT_H
 856 #include <security/pam_ext.h>
 857 #endif
 858
 859 int i; i = PAM_RADIO_TYPE;
 860 ''',
 861             'HAVE_PAM_RADIO_TYPE',
 862             lib='pam',
 863             msg="Checking whether PAM_RADIO_TYPE is available");
 864         if use_pam:
 865             conf.DEFINE('WITH_PAM', 1)
 866             conf.DEFINE('WITH_PAM_MODULES', 1)
 867
 868     if Options.options.with_pam_smbpass:
 869         conf.env.with_pam_smbpass = True
 870
 871     seteuid = False
 872
 873 #
 874 # Ensure we select the correct set of system calls on Linux.
 875 #
 876     if (host_os.rfind('linux') > -1):
 877         conf.CHECK_CODE('''
 878 #if defined(HAVE_UNISTD_H)
 879 #include <unistd.h>
 880 #endif
 881 #include <stdlib.h>
 882 #include <stdio.h>
 883 #include <sys/types.h>
 884 #include <errno.h>
 885
 886 #ifdef HAVE_SYS_PRIV_H
 887 #include <sys/priv.h>
 888 #endif
 889 #ifdef HAVE_SYS_ID_H
 890 #include <sys/id.h>
 891 #endif
 892
 893 #if defined(HAVE_SYSCALL_H)
 894 #include <syscall.h>
 895 #endif
 896
 897 #if defined(HAVE_SYS_SYSCALL_H)
 898 #include <sys/syscall.h>
 899 #endif
 900
 901 syscall(SYS_setresuid32, -1, -1, -1);
 902 syscall(SYS_setresgid32, -1, -1, -1);
 903 syscall(SYS_setreuid32, -1, -1);
 904 syscall(SYS_setregid32, -1, -1);
 905 syscall(SYS_setuid32, -1);
 906 syscall(SYS_setgid32, -1);
 907 syscall(SYS_setgroups32, 0, NULL);
 908 ''',
 909             'USE_LINUX_32BIT_SYSCALLS',
 910             msg="Checking whether Linux should use 32-bit credential calls");
 911
 912         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
 913             seteuid = conf.CHECK_CODE('''
 914                                 #define AUTOCONF_TEST 1
 915                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 916                                 #define USE_LINUX_32BIT_SYSCALLS 1
 917                                 #include "../lib/util/setid.c"
 918                                 #include "./lib/util_sec.c"
 919                                 ''',
 920                                 'USE_LINUX_THREAD_CREDENTIALS',
 921                                 addmain=False,
 922                                 execute=True,
 923                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
 924         else:
 925             seteuid = conf.CHECK_CODE('''
 926                                 #define AUTOCONF_TEST 1
 927                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 928                                 #include "../lib/util/setid.c"
 929                                 #include "./lib/util_sec.c"
 930                                 ''',
 931                                 'USE_LINUX_THREAD_CREDENTIALS',
 932                                 addmain=False,
 933                                 execute=True,
 934                                 msg="Checking whether we can use Linux thread-specific credentials")
 935     if not seteuid:
 936         seteuid = conf.CHECK_CODE('''
 937                                 #define AUTOCONF_TEST 1
 938                                 #define USE_SETREUID 1
 939                                 #include "../lib/util/setid.c"
 940                                 #include "./lib/util_sec.c"
 941                                 ''',
 942                                 'USE_SETREUID',
 943                                 addmain=False,
 944                                 execute=True,
 945                                 msg="Checking whether setreuid is available")
 946     if not seteuid:
 947         seteuid = conf.CHECK_CODE('''
 948                                 #define AUTOCONF_TEST 1
 949                                 #define USE_SETRESUID 1
 950                                 #include "../lib/util/setid.c"
 951                                 #include "./lib/util_sec.c"
 952                                 ''',
 953                                 'USE_SETRESUID',
 954                                 addmain=False,
 955                                 execute=True,
 956                                 msg="Checking whether setresuid is available")
 957     if not seteuid:
 958         seteuid = conf.CHECK_CODE('''
 959                                 #define AUTOCONF_TEST 1
 960                                 #define USE_SETEUID 1
 961                                 #include "../lib/util/setid.c"
 962                                 #include "./lib/util_sec.c"
 963                                 ''',
 964                                 'USE_SETEUID',
 965                                 addmain=False,
 966                                 execute=True,
 967                                 msg="Checking whether seteuid is available")
 968     if not seteuid:
 969         seteuid = conf.CHECK_CODE('''
 970                                 #define AUTOCONF_TEST 1
 971                                 #define USE_SETUIDX 1
 972                                 #include "../lib/util/setid.c"
 973                                 #include "./lib/util_sec.c"
 974                                 ''',
 975                                 'USE_SETUIDX',
 976                                 addmain=False,
 977                                 execute=True,
 978                                 mandatory=True,
 979                                 msg="Checking whether setuidx is available")
 980     if Options.options.with_dnsupdate:
 981         if not conf.CONFIG_SET('HAVE_KRB5'):
 982             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 983         else:
 984             conf.DEFINE('WITH_DNS_UPDATES', 1)
 985     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 986     if Options.options.developer:
 987         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 988             conf.DEFINE('VALGRIND', '1')
 989
 990     if conf.CHECK_CODE('''
 991 #include <bits/sockaddr.h>
 992 #include <linux/netlink.h>
 993 ''',
 994                 'HAVE_LINUX_NETLINK_H',
 995                 msg="Checking whether Linux netlink is available"):
 996
 997         conf.CHECK_CODE('''
 998 #include <bits/sockaddr.h>
 999 #include <linux/netlink.h>
1000 #include <linux/rtnetlink.h>
1001 ''',
1002                 'HAVE_LINUX_RTNETLINK_H',
1003                 msg='Checking whether Linux rtnetlink is available')
1004
1005     conf.CHECK_CODE('''
1006 #include "../tests/fcntl_lock.c"
1007 ''',
1008                 'HAVE_FCNTL_LOCK',
1009                 addmain=False,
1010                 execute=True,
1011                 msg='Checking whether fcntl locking is available')
1012
1013 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
1014     if not conf.CHECK_CODE('''
1015 #define _XOPEN_SOURCE 600
1016 #include <stdlib.h>
1017 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
1018 #error probably broken posix_fallocate
1019 #endif
1020 ''',
1021                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
1022                            msg='Checking for broken posix_fallocate'):
1023         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
1024
1025
1026     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1027                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1028     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1029                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1030     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1031                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1032     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1033                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1034     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1035                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1036     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1037        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1038        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1039        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1040        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1041         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1042
1043     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1044     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1045                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1046     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1047                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1048     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1049                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1050
1051     conf.CHECK_CODE('''
1052 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1053 ''',
1054                 'HAVE_POSIX_FADVISE',
1055                 msg='Checking whether posix_fadvise is available',
1056                 headers='unistd.h fcntl.h')
1057
1058     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1059         conf.CHECK_CODE('''
1060                         #include <unistd.h>
1061                         return sysconf(%s) == -1 ? 1 : 0;
1062                         ''' % v,
1063                         'SYSCONF%s' % v,
1064                         msg='Checking whether sysconf(%s) is available' % v)
1065
1066     conf.CHECK_CODE('''
1067 #include <sys/syscall.h>
1068 #include <unistd.h>
1069 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1070                     ''',
1071                     'HAVE_DARWIN_INITGROUPS',
1072                     msg='Checking whether to use the Darwin-specific initgroups system call')
1073
1074     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1075                     'HAVE_UTIMBUF',
1076                     headers='sys/types.h utime.h',
1077                     msg='Checking whether struct utimbuf is available')
1078
1079     if conf.CHECK_CODE('''struct sigevent s;''',
1080                     'HAVE_STRUCT_SIGEVENT',
1081                     headers='sys/types.h stdlib.h stddef.h signal.h',
1082                     msg='Checking whether we have the struct sigevent'):
1083         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1084                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1085                                     headers='signal.h');
1086         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1087                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1088                                     headers='signal.h');
1089
1090     if os.path.exists('/proc/sys/kernel/core_pattern'):
1091         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
1092
1093     if conf.CHECK_CODE('''
1094 #include <time.h>
1095 main() {
1096         struct tm *tm;
1097         if (sizeof(time_t) == 8) {
1098                 time_t max_time = 0x7fffffffffffffffll;
1099                 tm = gmtime(&max_time);
1100                 /* This should fail with 32-bit tm_year. */
1101                 if (tm == NULL) {
1102                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1103                         max_time = 67768036191676799ll;
1104                         tm = gmtime(&max_time);
1105                         if (tm) {
1106                                 exit(0);
1107                         }
1108                 }
1109         }
1110         exit(1);
1111 }''',
1112         '__TIME_T_MAX',
1113         addmain=False,
1114         execute=True,
1115         msg="Checking for the maximum value of the 'time_t' type"):
1116             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1117
1118     conf.CHECK_CODE('''
1119 #if defined(HAVE_UNISTD_H)
1120 #include <unistd.h>
1121 #endif
1122 #include <sys/types.h>
1123 main() { dev_t dev = makedev(1,2); return 0; }
1124 ''',
1125         'HAVE_MAKEDEV',
1126         addmain=False,
1127         msg='Checking whether the macro for makedev is available')
1128
1129     conf.CHECK_CODE('''
1130 #include <stdio.h>
1131 #include <limits.h>
1132 #include <signal.h>
1133
1134 void exit_on_core(int ignored) {
1135         exit(1);
1136 }
1137
1138 main() {
1139         char *newpath;
1140         signal(SIGSEGV, exit_on_core);
1141         newpath = realpath("/tmp", NULL);
1142         exit((newpath != NULL) ? 0 : 1);
1143 }
1144 ''',
1145         'REALPATH_TAKES_NULL',
1146         addmain=False,
1147         execute=True,
1148         msg='Checking whether the realpath function allows a NULL argument')
1149
1150     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1151                     'HAVE_FTRUNCATE_EXTEND',
1152                     msg='Checking for ftruncate extend',
1153                     addmain=False,
1154                     execute=True)
1155
1156     if Options.options.with_sendfile_support:
1157         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):
1158             conf.CHECK_CODE('''
1159                             int tofd, fromfd;
1160                             off_t offset;
1161                             size_t total;
1162                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1163                             ''',
1164                             '_HAVE_SENDFILE',
1165                             headers='sys/sendfile.h',
1166                             msg='Checking for linux sendfile support')
1167
1168             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1169                 conf.DEFINE('HAVE_SENDFILE', '1')
1170                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1171                 conf.DEFINE('WITH_SENDFILE', '1')
1172         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1173             conf.CHECK_CODE('''
1174                             #include <sys/types.h>
1175                             #include <unistd.h>
1176                             #include <sys/socket.h>
1177                             #include <sys/uio.h>
1178                             int fromfd, tofd, ret, total=0;
1179                             off_t offset, nwritten;
1180                             struct sf_hdtr hdr;
1181                             struct iovec hdtrl;
1182                             hdr.headers = &hdtrl;
1183                             hdr.hdr_cnt = 1;
1184                             hdr.trailers = NULL;
1185                             hdr.trl_cnt = 0;
1186                             hdtrl.iov_base = NULL;
1187                             hdtrl.iov_len = 0;
1188                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1189                             ''',
1190                             '_HAVE_SENDFILE',
1191                             msg='Checking for freebsd sendfile support')
1192             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1193                 conf.DEFINE('HAVE_SENDFILE', '1')
1194                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1195                 conf.DEFINE('WITH_SENDFILE', '1')
1196         elif (host_os.rfind('darwin') > -1):
1197             conf.CHECK_CODE('''
1198                             #include <sys/types.h>
1199                             #include <sys/socket.h>
1200                             #include <sys/uio.h>
1201                             int fromfd, tofd, ret;
1202                             off_t offset, nwritten;
1203                             struct sf_hdtr hdr;
1204                             struct iovec hdtrl;
1205                             hdr.headers = &hdtrl;
1206                             hdr.hdr_cnt = 1;
1207                             hdr.trailers = (void *)0;
1208                             hdr.trl_cnt = 0;
1209                             hdtrl.iov_base = (void *)0;
1210                             hdtrl.iov_len = 0;
1211                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1212                             ''',
1213                             '_HAVE_SENDFILE',
1214                             msg='Checking for darwin sendfile support')
1215             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1216                 conf.DEFINE('HAVE_SENDFILE', '1')
1217                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1218                 conf.DEFINE('WITH_SENDFILE', '1')
1219         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1220             conf.CHECK_CODE('''
1221                             #include <sys/socket.h>
1222                             #include <sys/uio.h>
1223                             int fromfd, tofd;
1224                             size_t total=0;
1225                             struct iovec hdtrl[2];
1226                             ssize_t nwritten;
1227                             off_t offset;
1228                             hdtrl[0].iov_base = 0;
1229                             hdtrl[0].iov_len = 0;
1230                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1231                             ''',
1232                             '_HAVE_SENDFILE',
1233                             msg='Checking for osf/hpux sendfile support')
1234             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1235                 conf.DEFINE('HAVE_SENDFILE', '1')
1236                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1237                 conf.DEFINE('WITH_SENDFILE', '1')
1238         elif (host_os.rfind('solaris') > -1):
1239             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1240             conf.CHECK_CODE('''
1241                             #include <sys/sendfile.h>,
1242                             int sfvcnt;
1243                             size_t xferred;
1244                             struct sendfilevec vec[2];
1245                             ssize_t nwritten;
1246                             int tofd;
1247                             sfvcnt = 2;
1248                             vec[0].sfv_fd = SFV_FD_SELF;
1249                             vec[0].sfv_flag = 0;
1250                             vec[0].sfv_off = 0;
1251                             vec[0].sfv_len = 0;
1252                             vec[1].sfv_fd = 0;
1253                             vec[1].sfv_flag = 0;
1254                             vec[1].sfv_off = 0;
1255                             vec[1].sfv_len = 0;
1256                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1257                             ''',
1258                             '_HAVE_SENDFILEV',
1259                             msg='Checking for solaris sendfilev support')
1260             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1261                 conf.DEFINE('HAVE_SENDFILEV', '1')
1262                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1263                 conf.DEFINE('WITH_SENDFILE', '1')
1264         elif (host_os.rfind('aix') > -1):
1265             conf.CHECK_CODE('''
1266                             #include <sys/socket.h>
1267                             int fromfd, tofd;
1268                             size_t total=0;
1269                             struct sf_parms hdtrl;
1270                             ssize_t nwritten;
1271                             hdtrl.header_data = 0;
1272                             hdtrl.header_length = 0;
1273                             hdtrl.file_descriptor = fromfd;
1274                             hdtrl.file_offset = 0;
1275                             hdtrl.file_bytes = 0;
1276                             hdtrl.trailer_data = 0;
1277                             hdtrl.trailer_length = 0;
1278                             nwritten = send_file(&tofd, &hdtrl, 0);
1279                             ''',
1280                             '_HAVE_SENDFILE',
1281                             msg='Checking for AIX send_file support')
1282             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1283                 conf.DEFINE('HAVE_SENDFILE', '1')
1284                 conf.DEFINE('AIX_SENDFILE_API', '1')
1285                 conf.DEFINE('WITH_SENDFILE', '1')
1286
1287     # Check for getcwd allowing a NULL arg.
1288     conf.CHECK_CODE('''
1289 #include <unistd.h>
1290 main() {
1291         char *s = getcwd(NULL,0);
1292         exit(s != NULL ?  0 : 1);
1293 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1294         msg="getcwd takes a NULL argument")
1295
1296
1297     # UnixWare 7.x has its getspnam in -lgen
1298     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1299     conf.CHECK_FUNCS_IN('getspnam', 'security')
1300     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1301
1302     if Options.options.with_quotas:
1303         # For quotas on Veritas VxFS filesystems
1304         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1305         # For sys/quota.h and linux/quota.h
1306         conf.CHECK_HEADERS('sys/quota.h')
1307         # For quotas on BSD systems
1308         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1309         # For quotas on Linux XFS filesystems
1310         if conf.CHECK_HEADERS('xfs/xqm.h'):
1311             conf.DEFINE('HAVE_XFS_QUOTAS', '1')
1312         else:
1313             # For Irix XFS
1314             conf.CHECK_CODE('''
1315                 #include "confdefs.h"
1316                 #ifdef HAVE_SYS_TYPES_H
1317                 #include <sys/types.h>
1318                 #endif
1319                 #ifdef HAVE_ASM_TYPES_H
1320                 #include <asm/types.h>
1321                 #endif
1322                 #include <sys/quota.h>
1323                 int i = Q_XGETQUOTA;''',
1324                 define='HAVE_XFS_QUOTAS',
1325                 msg='for XFS QUOTA in <sys/quota.h>',
1326                 execute=False,
1327                 local_include=False)
1328
1329         # For IRIX like dqb_isoftlimit instead of dqb_fsoftlimit in struc dqblk
1330         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_fsoftlimit', define='HAVE_DQB_FSOFTLIMIT',
1331                                 headers='sys/quota.h')
1332         #darwin style quota bytecount
1333         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_curbytes', define='HAVE_STRUCT_DQBLK_DQB_CURBYTES',
1334                                 headers='sys/quota.h')
1335         if conf.CHECK_HEADERS('rpcsvc/rquota.h'):
1336             conf.DEFINE('HAVE_NFS_QUOTAS', '1')
1337             conf.CHECK_STRUCTURE_MEMBER('struct getquota_rslt', 'getquota_rslt_u',
1338                                         define='HAVE_GETQUOTA_RSLT_GETQUOTA_RSLT_U',
1339                                         headers='rpcsvc/rquota.h')
1340
1341         if (host_os.rfind('linux') > -1):
1342             conf.DEFINE('HAVE_QUOTACTL_LINUX', '1')
1343         elif not conf.CONFIG_SET("HAVE_XFS_QUOTAS"):
1344             if not conf.CHECK_CODE('''
1345                 #define HAVE_QUOTACTL_4A 1
1346                 #define AUTOCONF_TEST 1
1347                 #include "../tests/sysquotas.c"
1348                 ''',
1349                                    cflags=conf.env['WERROR_CFLAGS'],
1350                                    define='HAVE_QUOTACTL_4A',
1351                                    msg='for QUOTACTL_4A: long quotactl(int cmd, char *special, qid_t id, caddr_t addr)',
1352                                    execute=True,
1353                                    addmain=False):
1354
1355                 conf.CHECK_CODE('''
1356                 #define HAVE_QUOTACTL_4B 1
1357                 #define AUTOCONF_TEST 1
1358                 #include "../tests/sysquotas.c"
1359                 ''',
1360                                 cflags=conf.env['WERROR_CFLAGS'],
1361                                 define='HAVE_QUOTACTL_4B',
1362                                 msg='for QUOTACTL_4B:  int quotactl(const char *path, int cmd, int id, char *addr)',
1363                                 execute=True,
1364                                 addmain=False)
1365
1366         conf.CHECK_CODE('''
1367                      clnt_create("", RQUOTAPROG, RQUOTAVERS, "udp");
1368 ''',
1369                         headers="rpc/rpc.h rpc/types.h rpcsvc/rquota.h rpc/nettype.h rpc/xdr.h",
1370                         define='HAVE_NFS_QUOTAS',
1371                         msg='for NFS QUOTAS',
1372                         execute=True,
1373                         local_include=False)
1374
1375         if conf.CONFIG_SET('HAVE_QUOTACTL_LINUX') or \
1376            conf.CONFIG_SET('HAVE_QUOTACTL_4A') or \
1377            conf.CONFIG_SET('HAVE_QUOTACTL_4B') or \
1378            conf.CONFIG_SET('HAVE_XFS_QUOTAS'):
1379             conf.DEFINE('HAVE_SYS_QUOTAS', '1')
1380             conf.DEFINE('WITH_QUOTAS', '1')
1381
1382     #
1383     # checking for clustering extensions (CTDB)
1384     #
1385     if Options.options.with_cluster_support == False:
1386         # configure is called with --without-cluster-support,
1387         # so don't check for and build w/o ctdb support.
1388         have_cluster_support = False
1389
1390     else:
1391
1392         if Options.options.ctdb_dir:
1393             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1394
1395         srcdir = os.path.realpath(conf.srcdir)
1396         if 'EXTRA_INCLUDES' in conf.env:
1397             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1398         else:
1399             includes = ''
1400
1401         if not conf.env.USING_SYSTEM_TDB:
1402             includes = includes + ' ' + srcdir + '/lib/tdb/include'
1403
1404         if not conf.env.USING_SYSTEM_TALLOC:
1405             includes = includes + ' ' + srcdir + '/lib/talloc'
1406
1407         have_cluster_support = True
1408         ctdb_broken = ""
1409
1410         conf.CHECK_CODE('''
1411             #define NO_CONFIG_H
1412             #include "replace.h"
1413             #include "system/wait.h"
1414             #include "system/network.h"
1415             #define private #error __USED_RESERVED_WORD_private__
1416             #include <talloc.h>
1417             #include <tdb.h>
1418             #include <ctdb.h>
1419
1420             int main(void)
1421             {
1422                 return 0;
1423             }
1424             ''',
1425             'HAVE_CTDB_H',
1426             addmain=False,
1427             includes=includes,
1428             msg='Checking for header ctdb.h')
1429
1430         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1431             have_cluster_support = False
1432             ctdb_broken = "ctdb.h is required for cluster support"
1433
1434         if have_cluster_support:
1435             conf.CHECK_CODE('''
1436                 #define NO_CONFIG_H
1437                 #include "replace.h"
1438                 #include "system/wait.h"
1439                 #include "system/network.h"
1440                 #define private #error __USED_RESERVED_WORD_private__
1441                 #include <talloc.h>
1442                 #include <tdb.h>
1443                 #include <ctdb.h>
1444                 #include <ctdb_private.h>
1445
1446                 int main(void)
1447                 {
1448                     return 0;
1449                 }
1450                 ''',
1451                 'HAVE_CTDB_PRIVATE_H',
1452                 addmain=False,
1453                 includes=includes,
1454                 msg='Checking for header ctdb_private.h')
1455
1456             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1457                 have_cluster_support = False
1458                 ctdb_broken = "ctdb_private.h is required for cluster support"
1459
1460         if have_cluster_support:
1461             conf.CHECK_CODE('''
1462                 #define NO_CONFIG_H
1463                 #include "replace.h"
1464                 #include "system/wait.h"
1465                 #include "system/network.h"
1466                 #define private #error __USED_RESERVED_WORD_private__
1467                 #include <talloc.h>
1468                 #include <tdb.h>
1469                 #include <ctdb.h>
1470                 #include <ctdb_protocol.h>
1471
1472                 int main(void)
1473                 {
1474                     return 0;
1475                 }
1476                 ''',
1477                 'HAVE_CTDB_PROTOCOL_H',
1478                 addmain=False,
1479                 includes=includes,
1480                 msg='Checking for header ctdb_protocol.h')
1481
1482         if have_cluster_support:
1483             conf.CHECK_CODE('''
1484                 #define NO_CONFIG_H
1485                 #include "replace.h"
1486                 #include "system/wait.h"
1487                 #include "system/network.h"
1488                 #include <talloc.h>
1489                 #include <tdb.h>
1490                 #include <ctdb.h>
1491                 #include <ctdb_private.h>
1492
1493                 int main(void)
1494                 {
1495                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1496                    return 0;
1497                 }
1498                 ''',
1499                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1500                 addmain=False,
1501                 includes=includes,
1502                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1503
1504             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1505                 have_cluster_support = False
1506                 ctdb_broken = "ctdb transaction support missing or too old"
1507
1508         if have_cluster_support:
1509             conf.CHECK_CODE('''
1510                 #define NO_CONFIG_H
1511                 #include "replace.h"
1512                 #include "system/wait.h"
1513                 #include "system/network.h"
1514                 #include <talloc.h>
1515                 #include <tdb.h>
1516                 #include <ctdb.h>
1517                 #include <ctdb_private.h>
1518
1519                 int main(void)
1520                 {
1521                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1522                     return 0;
1523                 }
1524                 ''',
1525                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1526                 addmain=False,
1527                 includes=includes,
1528                 msg='Checking for SCHEDULE_FOR_DELETION control')
1529
1530             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1531                 if not Options.options.enable_old_ctdb:
1532                     have_cluster_support = False
1533                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1534                 else:
1535                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1536
1537         if have_cluster_support:
1538             conf.CHECK_CODE('''
1539                 #define NO_CONFIG_H
1540                 #include "replace.h"
1541                 #include "system/wait.h"
1542                 #include "system/network.h"
1543                 #include <talloc.h>
1544                 #include <tdb.h>
1545                 #include <ctdb.h>
1546                 #include <ctdb_private.h>
1547
1548                 int main(void)
1549                 {
1550                     struct ctdb_control_tcp _x;
1551                     return 0;
1552                 }
1553                 ''',
1554                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1555                 addmain=False,
1556                 includes=includes,
1557                 msg='Checking for ctdb ipv4 support')
1558
1559             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1560                 have_cluster_support = False
1561                 ctdb_broken = "missing struct ctdb_control_tcp"
1562
1563         if have_cluster_support:
1564             conf.CHECK_CODE('''
1565                 #define NO_CONFIG_H
1566                 #include "replace.h"
1567                 #include "system/wait.h"
1568                 #include "system/network.h"
1569                 #include <talloc.h>
1570                 #include <tdb.h>
1571                 #include <ctdb.h>
1572                 #include <ctdb_private.h>
1573
1574                 int main(void)
1575                 {
1576                     struct ctdb_control_tcp_addr _x;
1577                     return 0;
1578                 }
1579                 ''',
1580                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1581                 addmain=False,
1582                 includes=includes,
1583                 msg='Checking for ctdb ipv6 support')
1584
1585         if have_cluster_support:
1586             conf.CHECK_CODE('''
1587                 #define NO_CONFIG_H
1588                 #include "replace.h"
1589                 #include "system/wait.h"
1590                 #include "system/network.h"
1591                 #include <talloc.h>
1592                 #include <tdb.h>
1593                 #include <ctdb.h>
1594                 #include <ctdb_private.h>
1595
1596                 int main(void)
1597                 {
1598                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1599                     return 0;
1600                 }
1601                 ''',
1602                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1603                 addmain=False,
1604                 includes=includes,
1605                 msg='Checking for CHECK_SRVIDS control')
1606
1607             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1608                 if not Options.options.enable_old_ctdb:
1609                     have_cluster_support = False
1610                     ctdb_broken = "CHECK_SRVIDS control missing"
1611                 else:
1612                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1613
1614     if have_cluster_support:
1615         Logs.info("building with cluster support")
1616         conf.DEFINE('CLUSTER_SUPPORT', 1);
1617     else:
1618         if Options.options.with_cluster_support == False:
1619             Logs.info("building without cluster support (--without-cluster-support)")
1620         elif Options.options.with_cluster_support == True:
1621             Logs.error("Cluster support not available: " + ctdb_broken)
1622             conf.fatal("Cluster support not found, but --with-cluster-support was specified")
1623         else:
1624             Logs.info("building without cluster support: " + ctdb_broken)
1625         conf.undefine('CLUSTER_SUPPORT')
1626
1627
1628     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1629                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1630                     addmain=False,
1631                     link=False,
1632                     msg='Checking whether we can compile with __attribute__((destructor))')
1633
1634     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1635                     'SEEKDIR_RETURNS_VOID',
1636                     headers='sys/types.h dirent.h',
1637                     msg='Checking whether seekdir returns void')
1638
1639     if Options.options.with_profiling_data:
1640         conf.DEFINE('WITH_PROFILE', 1);
1641
1642     PTHREAD_CFLAGS='error'
1643     PTHREAD_LDFLAGS='error'
1644
1645     if PTHREAD_LDFLAGS == 'error':
1646         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1647             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1648             PTHREAD_LDFLAGS='-lpthread'
1649     if PTHREAD_LDFLAGS == 'error':
1650         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1651             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1652             PTHREAD_LDFLAGS='-lpthreads'
1653     if PTHREAD_LDFLAGS == 'error':
1654         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1655             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1656             PTHREAD_LDFLAGS='-pthread'
1657     if PTHREAD_LDFLAGS == 'error':
1658         if conf.CHECK_FUNCS('pthread_attr_init'):
1659             PTHREAD_CFLAGS='-D_REENTRANT'
1660             PTHREAD_LDFLAGS='-lpthread'
1661     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1662     # pthread_attr_init. On pthread_mutex_lock it works there...
1663     if PTHREAD_LDFLAGS == 'error':
1664         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1665             PTHREAD_CFLAGS='-D_REENTRANT'
1666             PTHREAD_LDFLAGS='-lpthread'
1667
1668     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1669         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1670         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1671         conf.CHECK_HEADERS('pthread.h')
1672         conf.DEFINE('HAVE_PTHREAD', '1')
1673
1674     if Options.options.with_pthreadpool:
1675         if conf.CONFIG_SET('HAVE_PTHREAD'):
1676             conf.DEFINE('WITH_PTHREADPOOL', '1')
1677         else:
1678             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1679             conf.undefine('WITH_PTHREADPOOL')
1680
1681     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1682         conf.DEFINE('HAVE_GPFS', '1')
1683
1684     default_static_modules.extend(TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1685                                       auth_sam auth_unix auth_winbind auth_wbc
1686                                       auth_domain auth_builtin vfs_default
1687                                       nss_info_template idmap_tdb idmap_passdb
1688                                       idmap_nss'''))
1689
1690     default_shared_modules.extend(TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1691                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1692                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1693                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1694                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1695                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1696                                       vfs_media_harmony
1697                                       vfs_commit
1698                                       vfs_crossrename vfs_linux_xfs_sgid
1699                                       vfs_time_audit idmap_autorid idmap_tdb2
1700                                       idmap_rid idmap_hash'''))
1701
1702     if Options.options.developer:
1703         default_static_modules.extend(TO_LIST('charset_weird'))
1704         default_shared_modules.extend(TO_LIST('perfcount_test'))
1705         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1706         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1707
1708     if Options.options.enable_selftest or Options.options.developer:
1709         default_shared_modules.extend(TO_LIST('vfs_fake_acls'))
1710
1711
1712     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1713         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1714
1715     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1716         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1717
1718     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1719         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1720
1721     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1722         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1723
1724     if (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1725         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1726
1727     if Options.options.with_pthreadpool:
1728         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1729
1730     if conf.CONFIG_SET('HAVE_AIO'):
1731         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1732
1733     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1734         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1735
1736     if conf.CONFIG_SET('HAVE_LDAP'):
1737         default_static_modules.extend(TO_LIST('pdb_ldapsam idmap_ldap'))
1738
1739     if conf.CONFIG_SET('DARWINOS'):
1740         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1741
1742     if conf.CONFIG_SET('HAVE_GPFS'):
1743         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1744
1745     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1746     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1747
1748     def replace_list_item(lst, item, value):
1749         try:
1750             idx = lst.index(item)
1751             lst[idx] = value
1752         except:
1753             pass
1754     # PDB module file name should have the same name as module registers itself
1755     # In Autoconf build we export LDAP passdb module as ldapsam but WAF build
1756     # was always exporting pdb_ldap. In order to support existing packages
1757     # allow referring to pdb_ldapsam as pdb_ldap but use proper name internally.
1758     replace_list_item(explicit_shared_modules, 'pdb_ldap', 'pdb_ldapsam')
1759     replace_list_item(explicit_static_modules, 'pdb_ldap', 'pdb_ldapsam')
1760
1761     final_static_modules = default_static_modules
1762     final_shared_modules = default_shared_modules
1763
1764     for m in explicit_static_modules:
1765         if m in final_shared_modules:
1766             final_shared_modules.remove(m)
1767         final_static_modules.append(m)
1768     for m in explicit_shared_modules:
1769         if m in final_static_modules:
1770             final_static_modules.remove(m)
1771         final_shared_modules.append(m)
1772
1773     if ("auth_domain" not in final_static_modules) or \
1774             ("auth_builtin" not in final_static_modules) or \
1775             ("auth_sam" not in final_static_modules) or \
1776             ("auth_winbind" not in final_static_modules):
1777         raise Utils.WafError('These auth modules MUST be configured as static modules: auth_domain, auth_builtin, auth_sam, auth_winbind')
1778
1779     conf.env['static_modules'] = final_static_modules
1780     conf.env['shared_modules'] = final_shared_modules
1781
1782     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1783
1784     static_list = {}
1785     shared_list = {}
1786
1787     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1788     conf.env['MODULE_PREFIXES'] = prefixes
1789     for p in prefixes:
1790         for m in final_static_modules:
1791             if m.find(p) == 0:
1792                 if not p in static_list:
1793                     static_list[p] = []
1794                 static_list[p].append(m)
1795         for m in final_shared_modules:
1796             if m.find(p) == 0:
1797                 if not p in shared_list:
1798                     shared_list[p] = []
1799                 shared_list[p].append(m)
1800
1801     for p in prefixes:
1802         static_env = "%s_STATIC" % p.upper()
1803         shared_env = "%s_SHARED" % p.upper()
1804         conf.env[static_env] = []
1805         conf.env[shared_env] = []
1806         if p in static_list:
1807             decl_list=""
1808             for entry in static_list[p]:
1809                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1810                 conf.env[static_env].append('%s' % entry)
1811             decl_list = decl_list.rstrip()
1812             conf.DEFINE('static_decl_%s' % p, decl_list)
1813             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1814         else:
1815             conf.DEFINE('static_decl_%s' % p, '')
1816             conf.DEFINE('static_init_%s' % p, '{}')
1817         if p in shared_list:
1818             for entry in shared_list[p]:
1819                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1820                 conf.env[shared_env].append('%s' % entry)
1821
1822     conf.SAMBA_CONFIG_H('include/config.h')
1823
1824 def ctags(ctx):
1825     "build 'tags' file using ctags"
1826     import Utils
1827     source_root = os.path.dirname(Utils.g_module.root_path)
1828     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1829     print("Running: %s" % cmd)
1830     os.system(cmd)
1831