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     opt.add_option('--enable-selftest',
  25                   help=("enable options necessary for selftest"),
  26                   action="store_true", dest='enable_selftest', default=False)
  27
  28     opt.SAMBA3_ADD_OPTION('winbind')
  29     opt.SAMBA3_ADD_OPTION('swat')
  30     opt.SAMBA3_ADD_OPTION('ads')
  31     opt.SAMBA3_ADD_OPTION('mit-krb5-checks', default=False)
  32     opt.SAMBA3_ADD_OPTION('ldap')
  33     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  34     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  35     opt.SAMBA3_ADD_OPTION('pam')
  36     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  37     opt.SAMBA3_ADD_OPTION('quotas')
  38     opt.SAMBA3_ADD_OPTION('sys-quotas')
  39     opt.SAMBA3_ADD_OPTION('sendfile-support')
  40     opt.SAMBA3_ADD_OPTION('utmp')
  41     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable")
  42     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  43     opt.SAMBA3_ADD_OPTION('iconv')
  44     opt.SAMBA3_ADD_OPTION('acl-support')
  45     opt.SAMBA3_ADD_OPTION('dnsupdate')
  46     opt.SAMBA3_ADD_OPTION('syslog')
  47     opt.SAMBA3_ADD_OPTION('automount')
  48     opt.SAMBA3_ADD_OPTION('aio-support')
  49     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  50
  51     opt.SAMBA3_ADD_OPTION('cluster-support')
  52
  53     opt.add_option('--with-ctdb-dir',
  54                    help=("Directory under which ctdb is installed"),
  55                    action="store", dest='ctdb_dir', default=None)
  56     opt.add_option('--enable-old-ctdb',
  57                   help=("enable building against (too) old version of ctdb (default=false)"),
  58                   action="store_true", dest='enable_old_ctdb', default=False)
  59
  60
  61
  62 def configure(conf):
  63     from samba_utils import TO_LIST
  64
  65     if Options.options.developer:
  66         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  67         conf.env.developer = True
  68
  69     if Options.options.with_swat:
  70         conf.env['build_swat'] = True
  71
  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 mknod64')
  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 sysconf stat64 fstat64')
  84     conf.CHECK_FUNCS('lstat64 fopen64 atexit grantpt lseek64 ftruncate64 fallocate fallocate64 posix_fallocate posix_fallocate64')
  85     conf.CHECK_FUNCS('fseeko fseek64 fseeko64 ftell64 ftello64 setluid')
  86     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  87     conf.CHECK_FUNCS('opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64')
  88     conf.CHECK_FUNCS('fdopendir fdopendir64')
  89     conf.CHECK_FUNCS('getpwent_r getdents64 setenv strcasecmp fcvt fcvtl')
  90     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
  91     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  92     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  93     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  94     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
  95     conf.CHECK_FUNCS('shmget')
  96     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
  97     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain bind_textdomain_codeset')
  98     #FIXME: for some reason this one still fails
  99     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
 100     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 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(0,0,1,0,400,0);
 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('linux/inotify.h asm/unistd.h sys/inotify.h')
 119     conf.CHECK_FUNCS('inotify_init')
 120     if "HAVE_LINUX_INOTIFY_H" in conf.env and "HAVE_INOTIFY_INIT" in conf.env:
 121         conf.DEFINE('HAVE_INOTIFY', 1)
 122
 123     # Check for kernel change notify support
 124     conf.CHECK_CODE('''
 125 #ifndef F_NOTIFY
 126 #define F_NOTIFY 1026
 127 #endif
 128 main() {
 129         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 130 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 131         headers='fcntl.h signal.h',
 132         msg="Checking for kernel change notify support")
 133
 134     # Check for Linux kernel oplocks
 135     conf.CHECK_CODE('''
 136 #include <sys/types.h>
 137 #include <fcntl.h>
 138 #include <signal.h>
 139 #ifndef F_NOTIFY
 140 #define F_NOTIFY 1026
 141 #endif
 142 main() {
 143         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 144 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 145         msg="Checking for Linux kernel oplocks")
 146
 147     # Check for IRIX kernel oplock types
 148     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 149                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 150                     msg="Checking for IRIX kernel oplock types")
 151
 152     # Check for kernel share modes
 153     conf.CHECK_CODE('''
 154 #include <sys/types.h>
 155 #include <fcntl.h>
 156 #include <signal.h>
 157 #include <sys/file.h>
 158 #ifndef LOCK_MAND
 159 #define LOCK_MAND       32
 160 #define LOCK_READ       64
 161 #endif
 162 main() {
 163         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 164 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 165         msg="Checking for krenel share modes")
 166
 167     # Check for various members of the stat structure
 168     conf.CHECK_TYPES('blksize_t blkcnt_t')
 169     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 170                                 headers='sys/stat.h')
 171     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 172                                 headers='sys/stat.h')
 173     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 174                                 headers='sys/types.h sys/stat.h unistd.h')
 175
 176     # Check for POSIX capability support
 177     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 178
 179     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 180         conf.CHECK_CODE('''
 181         cap_t cap;
 182         cap_value_t vals[1];
 183         if (!(cap = cap_get_proc())) exit(1);
 184         vals[0] = CAP_CHOWN;
 185         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 186         cap_set_proc(cap);''',
 187                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 188                         headers='sys/capability.h',
 189                         msg="Checking whether POSIX capabilities are available")
 190
 191     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 192     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 193     # -- JRA.
 194     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 195         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 196                         define='HAVE_INT16_FROM_RPC_RPC_H',
 197                         msg="Checking for int16 typedef included by rpc/rpc.h")
 198         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 199                         headers='sys/types.h rpc/rpc.h',
 200                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 201         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 202                         headers='sys/types.h rpc/rpc.h',
 203                         msg="Checking for int32 typedef included by rpc/rpc.h")
 204         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 205                         headers='sys/types.h rpc/rpc.h',
 206                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 207     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 208                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 209                     msg="Checking for broken nisplus include files")
 210
 211     # Check if the compiler will optimize out functions
 212     conf.CHECK_CODE('''
 213 if (0) {
 214     this_function_does_not_exist();
 215 } else {
 216     return 1;
 217 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 218         msg="Checking if the compiler will optimize out functions")
 219
 220     # Check if the compiler supports the LL suffix on long long integers
 221     # AIX needs this
 222     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 223                     headers='stdio.h',
 224                     msg="Checking for LL suffix on long long integers")
 225
 226     conf.CHECK_FUNCS('''
 227 _acl __acl add_proplist_entry atexit attr_getf attr_list attr_listf
 228 attropen attr_remove attr_removef attr_set attr_setf backtrace_symbols
 229 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 230 __closedir closedir64 creat64 crypt16 delproplist devnm dgettext dirfd
 231 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 232 extattr_delete_fd extattr_delete_link extattr_get_fd extattr_get_file
 233 extattr_get_link extattr_list_fd extattr_list_file extattr_list_link
 234 extattr_set_fd extattr_set_file extattr_set_link _facl __facl _fchdir
 235 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 236 fdelproplist fgetea fgetproplist fgetxattr flistea flistxattr fopen64
 237 _fork __fork fremoveea fremovexattr fseeko fseek64 fseeko64 fsetea
 238 fsetproplist fsetxattr _fstat __fstat fstat64 _fstat64 __fstat64 fsync
 239 ftell64 ftello64 ftruncate64 futimens futimes __fxstat getauthuid
 240 getcwd _getcwd __getcwd getdents __getdents getdents64 getdirentries
 241 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 242 getproplist get_proplist_entry getpwanam getpwent_r getrlimit gettext
 243 glob grantpt hstrerror initgroups innetgr
 244 inotify_init lgetea lgetxattr listea listxattr llistea llistxattr
 245 llseek _llseek __llseek lremoveea lremovexattr _lseek __lseek lseek64
 246 lsetea lsetxattr _lstat __lstat lstat64 _lstat64 __lstat64 lutimes
 247 __lxstat memalign mknod mknod64 mlock mlockall munlock munlockall
 248 _open __open open64 _open64 __open64 _opendir __opendir
 249 opendir64 pathconf poll posix_fallocate posix_fallocate64
 250 posix_memalign prctl pread _pread __pread pread64 _pread64 __pread64
 251 pwrite _pwrite __pwrite pwrite64 _pwrite64
 252 __pwrite64 rdchk _read __read _readdir __readdir readdir64 _readdir64
 253 __readdir64 removeea removexattr rewinddir64 _seekdir __seekdir
 254 seekdir64 select setea setenv setgidx setgroups setlocale setluid
 255 setmntent setpgid setpriv setproplist setsid setuidx
 256 setxattr shmget shm_open sigaction sigblock sigprocmask sigset
 257 sizeof_proplist_entry _stat __stat stat64 _stat64 __stat64 statvfs
 258 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctlbyname
 259 __sys_llseek syslog _telldir __telldir telldir64 textdomain timegm
 260 utimensat vsyslog _write __write __xstat
 261 ''')
 262
 263     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 264
 265     # FIXME: these should be tests for features, but the old build system just
 266     # checks for OSes.
 267     host_os = sys.platform
 268     Logs.info("building on %s" % host_os)
 269
 270     # Python doesn't have case switches... :/
 271     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 272     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 273
 274     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 275     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 276         if host_os.rfind('linux') > -1:
 277             conf.DEFINE('LINUX', '1')
 278         elif host_os.rfind('qnx') > -1:
 279             conf.DEFINE('QNX', '1')
 280         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 281     elif (host_os.rfind('darwin') > -1):
 282         conf.DEFINE('DARWINOS', 1)
 283         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 284         conf.ADD_CFLAGS('-fno-common')
 285     elif (host_os.rfind('freebsd') > -1):
 286         if conf.CHECK_HEADERS('sunacl.h'):
 287             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
 288             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 289         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 290     elif (host_os.rfind('netbsd') > -1):
 291         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 292     elif (host_os.rfind('openbsd') > -1):
 293         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 294     elif (host_os.rfind('sunos') > -1):
 295         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 296     # FIXME: Add more checks here.
 297     else:
 298         Logs.warn("Unknown host_os '%s', please report this to samba-technical@samba.org" % host_os)
 299
 300     #FIXME: add more checks
 301     if Options.options.with_acl_support:
 302         if host_os.rfind('linux') > -1:
 303             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 304             conf.CHECK_FUNCS_IN('getxattr', 'attr')
 305             if conf.CHECK_CODE('''
 306 acl_t acl;
 307 int entry_id;
 308 acl_entry_t *entry_p;
 309 return acl_get_entry(acl, entry_id, entry_p);
 310 ''',
 311                         'HAVE_POSIX_ACLS',
 312                         headers='sys/types.h sys/acl.h', link=False,
 313                         msg="Checking for POSIX ACL support") :
 314                 conf.CHECK_CODE('''
 315 acl_permset_t permset_d;
 316 acl_perm_t perm;
 317 return acl_get_perm_np(permset_d, perm);
 318 ''',
 319                         'HAVE_ACL_GET_PERM_NP',
 320                         headers='sys/types.h sys/acl.h', link=True,
 321                         msg="Checking whether acl_get_perm_np() is available")
 322         else:
 323             conf.DEFINE('HAVE_NO_ACLS', 1)
 324             conf.SET_TARGET_TYPE('acl', 'EMPTY')
 325     else:
 326         conf.DEFINE('HAVE_NO_ACLS', 1)
 327         conf.SET_TARGET_TYPE('acl', 'EMPTY')
 328
 329     if conf.CHECK_FUNCS('dirfd'):
 330         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 331
 332     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 333                     'HAVE_STATFS_F_FSID',
 334                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 335                     headers='sys/types.h sys/statfs.h',
 336                     execute=True)
 337
 338     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 339         conf.CHECK_CODE('''
 340                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 341                 'HAVE_LINUX_FALLOCATE',
 342                 msg="Checking whether the Linux 'fallocate' function is available",
 343                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 344     if conf.CONFIG_SET('HAVE_FALLOCATE64'):
 345         conf.CHECK_CODE('''
 346                 int ret = fallocate64(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 347                 'HAVE_LINUX_FALLOCATE64',
 348                 msg="Checking whether the Linux 'fallocate64' function is available",
 349                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 350     conf.CHECK_CODE('''
 351                 ssize_t err = readahead(0,0,0x80000);''',
 352                 'HAVE_LINUX_READAHEAD',
 353                 msg="Checking whether Linux readahead is available",
 354                 headers='unistd.h fcntl.h')
 355     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 356
 357     conf.CHECK_CODE('''
 358                 struct ucred cred;
 359                 socklen_t cred_len;
 360                 int ret = getsockopt(0, SOL_SOCKET, SO_PEERCRED, &cred, &cred_len);''',
 361                 'HAVE_PEERCRED',
 362                 msg="Checking whether we can use SO_PEERCRED to get socket credentials",
 363                 headers='sys/types.h sys/socket.h')
 364
 365     conf.CHECK_CODE('''
 366                 #if defined(HAVE_LONGLONG) && (defined(HAVE_OFF64_T) || (defined(SIZEOF_OFF_T) && (SIZEOF_OFF_T == 8)))
 367                 #include <sys/types.h>
 368                 #else
 369                 __COMPILE_ERROR_
 370                 #endif
 371                 int i;''',
 372                 'HAVE_EXPLICIT_LARGEFILE_SUPPORT',
 373                 msg="Checking whether large file support can be enabled")
 374
 375     if Options.options.with_aio_support:
 376         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 377         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 378         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 379                         'HAVE_AIO',
 380                         msg='Checking for asynchronous io support',
 381                         headers='sys/types.h aio.h',
 382                         lib='aio rt')
 383         conf.CHECK_CODE('struct aiocb64 a; return aio_read64(&a);',
 384                         'HAVE_AIO64',
 385                         msg='Checking for 64-bit asynchronous io support',
 386                         headers='sys/types.h aio.h',
 387                         lib='aio rt')
 388         if conf.CONFIG_SET('HAVE_AIO64'):
 389             conf.DEFINE('HAVE_AIOCB64', '1')
 390             conf.DEFINE('WITH_AIO', '1')
 391         elif conf.CONFIG_SET('HAVE_AIO'):
 392             conf.DEFINE('WITH_AIO', '1')
 393         if conf.CONFIG_SET('HAVE_AIO'):
 394             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 395             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 396             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')
 397             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 398             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 399             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')
 400             conf.CHECK_CODE('struct aiocb a; return aio_suspend(&a, 1, NULL);', 'HAVE_AIO_SUSPEND', msg='Checking for aio_suspend', headers='aio.h', lib='aio rt')
 401         if conf.CONFIG_SET('HAVE_AIO64'):
 402             conf.CHECK_CODE('struct aiocb a; return aio_read64(&a);', 'HAVE_AIO_READ64', msg='Checking for aio_read64', headers='aio.h', lib='aio rt')
 403             conf.CHECK_CODE('struct aiocb a; return aio_write64(&a);', 'HAVE_AIO_WRITE64', msg='Checking for aio_write64', headers='aio.h', lib='aio rt')
 404             conf.CHECK_CODE('struct aiocb a; return aio_fsync64(1, &a);', 'HAVE_AIO_FSYNC64', msg='Checking for aio_fsync64', headers='aio.h', lib='aio rt')
 405             conf.CHECK_CODE('struct aiocb a; return aio_return64(&a);', 'HAVE_AIO_RETURN64', msg='Checking for aio_return64', headers='aio.h', lib='aio rt')
 406             conf.CHECK_CODE('struct aiocb a; return aio_error64(&a);', 'HAVE_AIO_ERROR64', msg='Checking for aio_error64', headers='aio.h', lib='aio rt')
 407             conf.CHECK_CODE('struct aiocb a; return aio_cancel64(1, &a);', 'HAVE_AIO_CANCEL64', msg='Checking for aio_cancel64', headers='aio.h', lib='aio rt')
 408             conf.CHECK_CODE('struct aiocb a; return aio_suspend64(&a, 1, NULL);', 'HAVE_AIO_SUSPEND64', msg='Checking for aio_suspend64', headers='aio.h', lib='aio rt')
 409         if not conf.CONFIG_SET('HAVE_AIO'):
 410             conf.DEFINE('HAVE_NO_AIO', '1')
 411     else:
 412         conf.DEFINE('HAVE_NO_AIO', '1')
 413
 414     conf.CHECK_CODE('''
 415 struct msghdr msg;
 416 union {
 417         struct cmsghdr cm;
 418         char control[CMSG_SPACE(sizeof(int))];
 419 } control_un;
 420 msg.msg_control = control_un.control;
 421 msg.msg_controllen = sizeof(control_un.control);
 422 ''',
 423         'HAVE_MSGHDR_MSG_CONTROL',
 424         msg='Checking if we can use msg_control for passing file descriptors',
 425         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 426     conf.CHECK_CODE('''
 427 struct msghdr msg;
 428 int fd;
 429 msg.msg_acctrights = (caddr_t) &fd;
 430 msg.msg_acctrightslen = sizeof(fd);
 431 ''',
 432         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 433         msg='Checking if we can use msg_acctrights for passing file descriptors',
 434         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 435
 436     if Options.options.with_winbind:
 437         conf.env.build_winbind = True
 438         conf.DEFINE('WITH_WINBIND', '1')
 439
 440     conf.find_program('awk', var='AWK')
 441     conf.find_program('perl', var='PERL')
 442
 443     # Darwin has extra options to xattr-family functions
 444     conf.CHECK_CODE('getxattr(0, 0, 0, 0, 0, 0);',
 445                     'XATTR_ADD_OPT',
 446                     msg="Checking whether xattr interface takes additional options",
 447                     headers='sys/types.h attr/xattr.h sys/xattr.h')
 448
 449     conf.CHECK_HEADERS('asm/types.h')
 450
 451     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 452                     headers='unistd.h sys/types.h',
 453                     msg="Checking for major macro")
 454
 455     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 456                     headers='unistd.h sys/types.h',
 457                     msg="Checking for minor macro")
 458
 459     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 460                                 headers='unistd.h sys/types.h dirent.h',
 461                                 define='HAVE_DIRENT_D_OFF')
 462
 463     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 464     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 465         netgrent_cflags = '-Werror-implicit-function-declaration'
 466     else:
 467         netgrent_cflags = ''
 468     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 469                     msg="Checking for setnetgrent prototype",
 470                     headers='netdb.h netgroup.h',
 471                     cflags=netgrent_cflags)
 472     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 473                     msg="Checking for getnetgrent prototype",
 474                     headers='netdb.h netgroup.h',
 475                     cflags=netgrent_cflags)
 476     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 477                     msg="Checking for endnetgrent prototype",
 478                     headers='netdb.h netgroup.h',
 479                     cflags=netgrent_cflags)
 480
 481
 482     # Look for CUPS
 483     if Options.options.with_cups:
 484         conf.find_program('cups-config', var='CUPS_CONFIG')
 485         if conf.env.CUPS_CONFIG:
 486             # we would normally use --libs here, but cups-config incorrectly adds
 487             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 488             # of an in-tree heimdal kerberos
 489             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 490                            package="", uselib_store="CUPS")
 491         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 492         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 493         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 494             conf.DEFINE('HAVE_CUPS', '1')
 495         else:
 496             conf.undefine('HAVE_CUPS')
 497             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 498     else:
 499         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 500         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 501
 502     if Options.options.with_iprint:
 503         if conf.CONFIG_SET('HAVE_CUPS'):
 504             conf.DEFINE('HAVE_IPRINT', '1')
 505         else:
 506             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 507     if Options.options.with_syslog:
 508         conf.DEFINE('WITH_SYSLOG', '1')
 509     if Options.options.with_automount:
 510         conf.DEFINE('WITH_AUTOMOUNT', '1')
 511
 512     # Check for LDAP
 513     if Options.options.with_ldap:
 514         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 515         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 516         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 517         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 518
 519         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 520         # for the samba logs
 521         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 522                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 523
 524         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 525         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 526
 527         # Check if ldap_set_rebind_proc() takes three arguments
 528         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 529                            'LDAP_SET_REBIND_PROC_ARGS',
 530                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 531                            headers='ldap.h lber.h', link=False):
 532             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 533         else:
 534             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 535
 536         # last but not least, if ldap_init() exists, we want to use ldap
 537         if conf.CONFIG_SET('HAVE_LDAP_INIT'):
 538             conf.DEFINE('HAVE_LDAP', '1')
 539             conf.DEFINE('LDAP_DEPRECATED', '1')
 540             conf.env['HAVE_LDAP'] = '1'
 541             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 542             # SASL wrapping hooks
 543             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 544                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 545                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 546     else:
 547         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 548         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 549
 550     # Check for kerberos
 551     have_gssapi=False
 552     if Options.options.with_mit_krb5_checks and conf.env.developer:
 553         Logs.info("Looking for kerberos features")
 554         conf.find_program('krb5-config', var='KRB5_CONFIG')
 555         if conf.env.KRB5_CONFIG:
 556             conf.check_cfg(path="krb5-config", args="--cflags --libs",
 557                        package="gssapi", uselib_store="KRB5")
 558         conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
 559         conf.CHECK_HEADERS('gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h com_err.h', lib='krb5')
 560
 561         if conf.CONFIG_SET('HAVE_KRB5_LOCATE_PLUGIN_H'):
 562             conf.env['WINBIND_KRB5_LOCATOR'] = 'bin/winbind_krb5_locator.so'
 563
 564         conf.CHECK_FUNCS_IN('_et_list', 'com_err')
 565         conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
 566         conf.CHECK_FUNCS_IN('des_set_key','crypto')
 567         conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
 568         conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
 569         if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi') or \
 570            conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi_krb5'):
 571             have_gssapi=True
 572         conf.CHECK_FUNCS_IN('gss_wrap_iov gss_krb5_import_cred gss_get_name_attribute gss_mech_krb5 gss_oid_equal gss_inquire_sec_context_by_oid', 'gssapi gssapi_krb5 krb5')
 573         conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
 574         conf.CHECK_FUNCS('''
 575 krb5_set_real_time krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
 576 krb5_set_default_tgs_ktypes krb5_principal2salt krb5_use_enctype
 577 krb5_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
 578 krb5_auth_con_setuseruserkey krb5_locate_kdc krb5_get_permitted_enctypes
 579 krb5_get_default_in_tkt_etypes krb5_free_data_contents
 580 krb5_principal_get_comp_string krb5_free_unparsed_name
 581 krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
 582 krb5_krbhst_get_addrinfo krb5_c_enctype_compare krb5_enctypes_compatible_keys
 583 krb5_crypto_init krb5_crypto_destroy krb5_decode_ap_req free_AP_REQ
 584 krb5_verify_checksum krb5_c_verify_checksum krb5_principal_compare_any_realm
 585 krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
 586 krb5_get_renewed_creds krb5_get_kdc_cred krb5_free_error_contents
 587 initialize_krb5_error_table krb5_get_init_creds_opt_alloc
 588 krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
 589 krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
 590 krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
 591 krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm''',
 592                          lib='krb5 k5crypto')
 593         conf.CHECK_DECLS('''krb5_get_credentials_for_user
 594                             krb5_auth_con_set_req_cksumtype''',
 595                             headers='krb5.h', always=True)
 596         conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h')
 597         conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h')
 598         conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h')
 599         conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h')
 600         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key', headers='krb5.h',
 601                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
 602         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock', headers='krb5.h',
 603                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
 604         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic', headers='krb5.h',
 605                                     define='HAVE_MAGIC_IN_KRB5_ADDRESS')
 606         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype', headers='krb5.h',
 607                                     define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
 608         conf.CHECK_STRUCTURE_MEMBER('krb5_ticket', 'enc_part2', headers='krb5.h',
 609                                     define='HAVE_KRB5_TKT_ENC_PART2')
 610         conf.CHECK_STRUCTURE_MEMBER('krb5_creds', 'keyblock', headers='krb5.h',
 611                                     define='HAVE_KRB5_KEYBLOCK_IN_CREDS')
 612         conf.CHECK_STRUCTURE_MEMBER('krb5_creds', 'session', headers='krb5.h',
 613                                     define='HAVE_KRB5_SESSION_IN_CREDS')
 614         conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket', headers='krb5.h',
 615                                     define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
 616
 617         conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h')
 618
 619         conf.CHECK_CODE('''
 620 krb5_ticket ticket;
 621 krb5_kvno kvno;
 622 krb5_enctype enctype;
 623 enctype = ticket.enc_part.enctype;
 624 kvno = ticket.enc_part.kvno;
 625 ''',
 626                         'KRB5_TICKET_HAS_KEYINFO',
 627                         headers='krb5.h', link=False,
 628                         msg="Checking whether the krb5_ticket structure contains the kvno and enctype")
 629         conf.CHECK_CODE('''
 630 krb5_context ctx;
 631 krb5_get_init_creds_opt *opt = NULL;
 632 krb5_get_init_creds_opt_free(ctx, opt);
 633 ''',
 634                         'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
 635                         headers='krb5.h', link=False,
 636                         msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
 637         conf.CHECK_CODE('krb5_mk_error(0,0,0)',
 638                         'HAVE_SHORT_KRB5_MK_ERROR_INTERFACE',
 639                         headers='krb5.h', link=False,
 640                         msg="Checking whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal")
 641         conf.CHECK_CODE('''
 642 const krb5_data *pkdata;
 643 krb5_context context;
 644 krb5_principal principal;
 645 pkdata = krb5_princ_component(context, principal, 0);
 646 ''',
 647                         'HAVE_KRB5_PRINC_COMPONENT',
 648                         headers='krb5.h', lib='krb5',
 649                         msg="Checking whether krb5_princ_component is available")
 650
 651         conf.CHECK_CODE('''
 652 int main(void) {
 653 char buf[256];
 654 krb5_enctype_to_string(1, buf, 256);
 655 return 0;
 656 }''',
 657                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
 658                         headers='krb5.h', lib='krb5 k5crypto',
 659                         addmain=False, cflags='-Werror',
 660                         msg="Checking whether krb5_enctype_to_string takes size_t argument")
 661
 662         conf.CHECK_CODE('''
 663 int main(void) {
 664 krb5_context context = NULL;
 665 char *str = NULL;
 666 krb5_enctype_to_string(context, 1, &str);
 667 if (str) free (str);
 668 return 0;
 669 }''',
 670                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
 671                         headers='krb5.h stdlib.h', lib='krb5',
 672                         addmain=False, cflags='-Werror',
 673                         msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
 674         conf.CHECK_CODE('''
 675 int main(void) {
 676 krb5_context ctx = NULL;
 677 krb5_principal princ = NULL;
 678 const char *str = krb5_princ_realm(ctx, princ)->data;
 679 return 0;
 680 }''',
 681                         'HAVE_KRB5_PRINC_REALM',
 682                         headers='krb5.h', lib='krb5',
 683                         addmain=False,
 684                         msg="Checking whether the macro krb5_princ_realm is defined")
 685         conf.CHECK_CODE('''
 686 int main(void) {
 687     krb5_context context;
 688     krb5_principal principal;
 689     const char *realm; realm = krb5_principal_get_realm(context, principal);
 690     return 0;
 691 }''',
 692                         'HAVE_KRB5_PRINCIPAL_GET_REALM',
 693                         headers='krb5.h', lib='krb5',
 694                         addmain=False,
 695                         msg="Checking whether krb5_principal_get_realm is defined")
 696         if conf.CHECK_CODE('''krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);''',
 697                         'KRB5_VERIFY_CHECKSUM_ARGS',
 698                         headers='krb5.h', lib='krb5',
 699                         msg="Checking whether krb5_verify_checksum takes 7 arguments"):
 700             conf.DEFINE('KRB5_VERIFY_CHECKSUM_ARGS', '7')
 701         else:
 702             conf.DEFINE('KRB5_VERIFY_CHECKSUM_ARGS', '6')
 703
 704         conf.CHECK_CODE('''
 705 krb5_enctype enctype;
 706 enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
 707 ''',
 708             '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
 709             headers='krb5.h', lib='krb5',
 710             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
 711         conf.CHECK_CODE('''
 712 krb5_keytype keytype;
 713 keytype = KEYTYPE_ARCFOUR_56;
 714 ''',
 715             '_HAVE_KEYTYPE_ARCFOUR_56',
 716             headers='krb5.h', lib='krb5',
 717             msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
 718         if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
 719             conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
 720
 721         conf.CHECK_CODE('''
 722 krb5_enctype enctype;
 723 enctype = ENCTYPE_ARCFOUR_HMAC;
 724 ''',
 725             'HAVE_ENCTYPE_ARCFOUR_HMAC',
 726             headers='krb5.h', lib='krb5',
 727             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
 728
 729         conf.CHECK_CODE('''
 730 krb5_context context;
 731 krb5_keytab keytab;
 732 krb5_init_context(&context);
 733 return krb5_kt_resolve(context, "WRFILE:api", &keytab);
 734 ''',
 735             'HAVE_WRFILE_KEYTAB',
 736             headers='krb5.h', lib='krb5', execute=True,
 737             msg="Checking whether the WRFILE:-keytab is supported");
 738
 739         # Check for KRB5_DEPRECATED handling
 740         conf.CHECK_CODE('''#define KRB5_DEPRECATED 1
 741 #include <krb5.h>''',
 742         'HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER', addmain=False,
 743         link=False,
 744         msg="Checking for KRB5_DEPRECATED define taking an identifier")
 745
 746     if Options.options.with_ads:
 747         use_ads=True
 748         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 749            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 750             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 751             use_ads=False
 752         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 753             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 754             use_ads=False
 755         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 756            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 757             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 758             use_ads=False
 759         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 760            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 761             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 762             use_ads=False
 763         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 764            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 765             Logs.warn("no KT_FREE_FUNCTION detected")
 766             use_ads=False
 767         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM') and \
 768            not conf.CONFIG_SET('HAVE_KRB5_VERIFY_CHECKSUM'):
 769             Logs.warn("no KRB5_VERIFY_CHECKSUM_FUNCTION detected")
 770             use_ads=False
 771         if not conf.CONFIG_SET('KRB5_TICKET_HAS_KEYINFO'):
 772             # We only need the following functions if we can't get the enctype
 773             # and kvno out of the ticket directly (ie. on Heimdal).
 774             if not conf.CONFIG_SET('HAVE_FREE_AP_REQ'):
 775                 Logs.warn("no KRB5_AP_REQ_FREE_FUNCTION detected")
 776                 use_ads=False
 777             if not conf.CONFIG_SET('HAVE_KRB5_DECODE_AP_REQ'):
 778                 Logs.warn("no KRB5_AP_REQ_DECODING_FUNCTION detected")
 779                 use_ads=False
 780         if use_ads:
 781             conf.DEFINE('WITH_ADS', '1')
 782             conf.DEFINE('HAVE_KRB5', '1')
 783             if have_gssapi:
 784                 conf.DEFINE('HAVE_GSSAPI', '1')
 785             if conf.CONFIG_SET('HAVE_LDAP'):
 786                 conf.env['HAVE_ADS'] = '1'
 787         else:
 788             Logs.warn("krb5 libs don't have all features required for Active Directory support")
 789             conf.undefine('HAVE_KRB5_H')
 790             conf.undefine('HAVE_GSSAPI_H')
 791             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 792             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 793
 794     if Options.options.with_utmp:
 795         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 796         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 797                                     define='HAVE_UT_UT_NAME')
 798         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 799                                     define='HAVE_UT_UT_USER')
 800         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 801                                     define='HAVE_UT_UT_ID')
 802         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 803                                     define='HAVE_UT_UT_HOST')
 804         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 805                                     define='HAVE_UT_UT_TIME')
 806         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 807                                     define='HAVE_UT_UT_TV')
 808         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 809                                     define='HAVE_UT_UT_TYPE')
 810         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 811                                     define='HAVE_UT_UT_PID')
 812         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 813                                     define='HAVE_UT_UT_EXIT')
 814         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr_v6', headers='utmp.h',
 815                                     define='HAVE_UT_UT_ADDR_V6')
 816         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr', headers='utmp.h',
 817                                     define='HAVE_UT_UT_ADDR')
 818         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 819                                     define='HAVE_UX_UT_SYSLEN')
 820         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 821                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 822                         msg="Checking whether pututline returns pointer")
 823         conf.DEFINE('WITH_UTMP', 1)
 824
 825     if Options.options.with_avahi:
 826         conf.env.with_avahi = True
 827         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 828         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 829         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 830         if conf.env.with_avahi:
 831             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 832     else:
 833         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 834         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 835
 836     if Options.options.with_iconv:
 837         conf.env.with_iconv = True
 838         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 839             conf.env.with_iconv = False
 840         if conf.env.with_iconv:
 841             conf.DEFINE('HAVE_ICONV', 1)
 842
 843     if Options.options.with_pam:
 844         use_pam=True
 845         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 846         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 847             Logs.warn("--with-pam=yes but pam_appl.h not found")
 848             use_pam=False
 849         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 850         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 851         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 852             Logs.warn("--with-pam=yes but pam_modules.h not found")
 853             use_pam=False
 854         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 855         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 856         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 857         conf.CHECK_CODE('''
 858 #if defined(HAVE_SECURITY_PAM_APPL_H)
 859 #include <security/pam_appl.h>
 860 #elif defined(HAVE_PAM_PAM_APPL_H)
 861 #include <pam/pam_appl.h>
 862 #endif
 863 pam_set_item(0, PAM_RHOST, 0);
 864 ''',
 865             'HAVE_PAM_RHOST',
 866             lib='pam',
 867             msg="Checking whether PAM_RHOST is available");
 868         conf.CHECK_CODE('''
 869 #if defined(HAVE_SECURITY_PAM_APPL_H)
 870 #include <security/pam_appl.h>
 871 #elif defined(HAVE_PAM_PAM_APPL_H)
 872 #include <pam/pam_appl.h>
 873 #endif
 874 pam_set_item(0, PAM_TTY, 0);
 875 ''',
 876             'HAVE_PAM_TTY',
 877             lib='pam',
 878             msg="Checking whether PAM_TTY is available");
 879         conf.CHECK_CODE('''
 880 #if (!defined(LINUX))
 881
 882 #define PAM_EXTERN extern
 883 #if defined(HAVE_SECURITY_PAM_APPL_H)
 884 #include <security/pam_appl.h>
 885 #elif defined(HAVE_PAM_PAM_APPL_H)
 886 #include <pam/pam_appl.h>
 887 #endif
 888
 889 #endif
 890
 891 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 892 #include <security/pam_modules.h>
 893 #elif defined(HAVE_PAM_PAM_MODULES_H)
 894 #include <pam/pam_modules.h>
 895 #endif
 896
 897 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 898 #include <security/_pam_macros.h>
 899 #elif defined(HAVE_PAM__PAM_MACROS_H)
 900 #include <pam/_pam_macros.h>
 901 #endif
 902
 903 #ifdef HAVE_SECURITY_PAM_EXT_H
 904 #include <security/pam_ext.h>
 905 #endif
 906
 907 int i; i = PAM_RADIO_TYPE;
 908 ''',
 909             'HAVE_PAM_RADIO_TYPE',
 910             lib='pam',
 911             msg="Checking whether PAM_RADIO_TYPE is available");
 912         if use_pam:
 913             conf.DEFINE('WITH_PAM', 1)
 914             conf.DEFINE('WITH_PAM_MODULES', 1)
 915
 916     seteuid = False
 917     if not seteuid:
 918         seteuid = conf.CHECK_CODE('''
 919                                 #define AUTOCONF_TEST 1
 920                                 #define USE_SETREUID 1
 921                                 #include "./lib/util_sec.c"
 922                                 ''',
 923                                 'USE_SETREUID',
 924                                 addmain=False,
 925                                 execute=True,
 926                                 msg="Checking whether setreuid is available")
 927     if not seteuid:
 928         seteuid = conf.CHECK_CODE('''
 929                                 #define AUTOCONF_TEST 1
 930                                 #define USE_SETRESUID 1
 931                                 #include "./lib/util_sec.c"
 932                                 ''',
 933                                 'USE_SETRESUID',
 934                                 addmain=False,
 935                                 execute=True,
 936                                 msg="Checking whether setresuid is available")
 937     if not seteuid:
 938         seteuid = conf.CHECK_CODE('''
 939                                 #define AUTOCONF_TEST 1
 940                                 #define USE_SETEUID 1
 941                                 #include "./lib/util_sec.c"
 942                                 ''',
 943                                 'USE_SETEUID',
 944                                 addmain=False,
 945                                 execute=True,
 946                                 msg="Checking whether seteuid is available")
 947     if not seteuid:
 948         seteuid = conf.CHECK_CODE('''
 949                                 #define AUTOCONF_TEST 1
 950                                 #define USE_SETUIDX 1
 951                                 #include "./lib/util_sec.c"
 952                                 ''',
 953                                 'USE_SETUIDX',
 954                                 addmain=False,
 955                                 execute=True,
 956                                 mandatory=True,
 957                                 msg="Checking whether setuidx is available")
 958     if Options.options.with_dnsupdate:
 959         conf.CHECK_HEADERS('uuid/uuid.h')
 960         conf.CHECK_FUNCS_IN('uuid_generate', 'uuid')
 961         if not conf.CONFIG_SET('HAVE_UUID_UUID_H') and not conf.CONFIG_SET('HAVE_UUID_GENERATE'):
 962             Logs.warn("--with-dnsupdate=yes but uuid support not sufficient")
 963         elif not conf.CONFIG_SET('HAVE_GSSAPI'):
 964             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 965         else:
 966             conf.DEFINE('WITH_DNS_UPDATES', 1)
 967     else:
 968         conf.SET_TARGET_TYPE('uuid', 'EMPTY')
 969     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
 970     if Options.options.developer:
 971         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
 972             conf.DEFINE('VALGRIND', '1')
 973
 974     if conf.CHECK_CODE('''
 975 #include <bits/sockaddr.h>
 976 #include <linux/netlink.h>
 977 ''',
 978                 'HAVE_LINUX_NETLINK_H',
 979                 msg="Checking whether Linux netlink is available"):
 980         conf.CHECK_CODE('''
 981 #include <bits/sockaddr.h>
 982 #include <linux/netlink.h>
 983 #include <linux/rtnetlink.h>
 984 ''',
 985                 'HAVE_LINUX_RTNETLINK_H',
 986                 msg='Checking whether Linux rtnetlink is available')
 987     if conf.CHECK_TYPE('struct dirent64', headers='sys/types.h dirent.h') and conf.CONFIG_SET('HAVE_READDIR64'):
 988         conf.DEFINE('HAVE_STRUCT_DIRENT64', '1')
 989     else:
 990         conf.undefine('HAVE_STRUCT_DIRENT64')
 991
 992     conf.CHECK_CODE('''
 993 #include "../tests/fcntl_lock.c"
 994 ''',
 995                 'HAVE_FCNTL_LOCK',
 996                 addmain=False,
 997                 execute=True,
 998                 msg='Checking whether fcntl locking is available')
 999
1000     conf.CHECK_CODE('''
1001 #include "../tests/fcntl_lock64.c"
1002 ''',
1003                 'HAVE_BROKEN_FCNTL64_LOCKS',
1004                 addmain=False,
1005                 execute=True,
1006                 msg='Checking whether fcntl64 locks are broken')
1007
1008     if not conf.CONFIG_SET('HAVE_BROKEN_FCNTL64_LOCKS'):
1009         conf.CHECK_CODE('''
1010 #if defined(HAVE_UNISTD_H)
1011 #include <unistd.h>
1012 #endif
1013 #include <stdio.h>
1014 #include <stdlib.h>
1015
1016 #ifdef HAVE_FCNTL_H
1017 #include <fcntl.h>
1018 #endif
1019
1020 #ifdef HAVE_SYS_FCNTL_H
1021 #include <sys/fcntl.h>
1022 #endif
1023 main() { struct flock64 fl64;
1024 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
1025 exit(0);
1026 #else
1027 exit(1);
1028 #endif
1029 }
1030 ''',
1031                 'HAVE_STRUCT_FLOCK64',
1032                 addmain=False,
1033                 execute=True,
1034                 msg="Checking whether the flock64 struct is available")
1035
1036     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1037                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1038     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1039                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1040     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1041                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1042     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1043                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1044     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1045                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1046     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1047        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1048        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1049        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1050        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1051         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1052
1053     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1054     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1055                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1056     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1057                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1058     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1059                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1060
1061     conf.CHECK_CODE('''
1062 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1063 ''',
1064                 'HAVE_POSIX_FADVISE',
1065                 msg='Checking whether posix_fadvise is available',
1066                 headers='unistd.h fcntl.h')
1067
1068     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1069         conf.CHECK_CODE('''
1070                         #include <unistd.h>
1071                         return sysconf(%s) == -1 ? 1 : 0;
1072                         ''' % v,
1073                         'SYSCONF%s' % v,
1074                         msg='Checking whether sysconf(%s) is available' % v)
1075
1076     conf.CHECK_DECLS('__NR_inotify_init', reverse=True, headers='asm/unistd.h')
1077
1078     conf.CHECK_CODE('''
1079 #include <sys/syscall.h>
1080 #include <unistd.h>
1081 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1082                     ''',
1083                     'HAVE_DARWIN_INITGROUPS',
1084                     msg='Checking whether to use the Darwin-specific initgroups system call')
1085
1086     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1087                     'HAVE_UTIMBUF',
1088                     headers='sys/types.h utime.h',
1089                     msg='Checking whether struct utimbuf is available')
1090
1091     if conf.CHECK_CODE('''struct sigevent s;''',
1092                     'HAVE_STRUCT_SIGEVENT',
1093                     headers='sys/types.h stdlib.h stddef.h signal.h',
1094                     msg='Checking whether we have the struct sigevent'):
1095         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1096                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1097                                     headers='signal.h');
1098         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1099                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1100                                     headers='signal.h');
1101
1102     if os.path.exists('/proc/sys/kernel/core_pattern'):
1103         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
1104
1105     if conf.CHECK_CODE('''
1106 #include <time.h>
1107 main() {
1108         struct tm *tm;
1109         if (sizeof(time_t) == 8) {
1110                 time_t max_time = 0x7fffffffffffffffll;
1111                 tm = gmtime(&max_time);
1112                 /* This should fail with 32-bit tm_year. */
1113                 if (tm == NULL) {
1114                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1115                         max_time = 67768036191676799ll;
1116                         tm = gmtime(&max_time);
1117                         if (tm) {
1118                                 exit(0);
1119                         }
1120                 }
1121         }
1122         exit(1);
1123 }''',
1124         '__TIME_T_MAX',
1125         addmain=False,
1126         execute=True,
1127         msg="Checking for the maximum value of the 'time_t' type"):
1128             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1129
1130     conf.CHECK_CODE('''
1131 #if defined(HAVE_UNISTD_H)
1132 #include <unistd.h>
1133 #endif
1134 #include <sys/types.h>
1135 main() { dev_t dev = makedev(1,2); return 0; }
1136 ''',
1137         'HAVE_MAKEDEV',
1138         addmain=False,
1139         msg='Checking whether the macro for makedev is available')
1140
1141     conf.CHECK_CODE('''
1142 #include <stdio.h>
1143 #include <limits.h>
1144 #include <signal.h>
1145
1146 void exit_on_core(int ignored) {
1147         exit(1);
1148 }
1149
1150 main() {
1151         char *newpath;
1152         signal(SIGSEGV, exit_on_core);
1153         newpath = realpath("/tmp", NULL);
1154         exit((newpath != NULL) ? 0 : 1);
1155 }
1156 ''',
1157         'REALPATH_TAKES_NULL',
1158         addmain=False,
1159         execute=True,
1160         msg='Checking whether the realpath function allows a NULL argument')
1161
1162     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1163                     'HAVE_FTRUNCATE_EXTEND',
1164                     msg='Checking for ftruncate extend',
1165                     addmain=False,
1166                     execute=True)
1167     if os.getenv('RUN_FROM_BUILD_FARM'):
1168         Logs.info("enabling buildfarm hacks")
1169         conf.DEFINE('ENABLE_BUILD_FARM_HACKS', '1')
1170
1171     if Options.options.with_sendfile_support:
1172         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):
1173             conf.CHECK_CODE('''
1174                             int tofd, fromfd;
1175                             off64_t offset;
1176                             size_t total;
1177                             ssize_t nwritten = sendfile64(tofd, fromfd, &offset, total);
1178                             ''',
1179                             '_HAVE_SENDFILE64',
1180                             headers='sys/sendfile',
1181                             msg='Checking for linux sendfile64 support')
1182             conf.CHECK_CODE('''
1183                             int tofd, fromfd;
1184                             off_t offset;
1185                             size_t total;
1186                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1187                             ''',
1188                             '_HAVE_SENDFILE',
1189                             headers='sys/sendfile',
1190                             msg='Checking for linux sendfile support')
1191
1192             # Try and cope with broken Linux sendfile....
1193             conf.CHECK_CODE('''#if defined(_FILE_OFFSET_BITS) && (_FILE_OFFSET_BITS == 64)
1194                             #undef _FILE_OFFSET_BITS
1195                             #endif
1196                             #include <sys/sendfile.h>
1197                             int tofd, fromfd;
1198                             off_t offset;
1199                             size_t total;
1200                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1201                             ''',
1202                             '_HAVE_BROKEN_LINUX_SENDFILE',
1203                             msg='Checking for broken linux sendfile support')
1204             if conf.CONFIG_SET('_HAVE_SENDFILE64'):
1205                 conf.DEFINE('HAVE_SENDFILE64', '1')
1206                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1207                 conf.DEFINE('WITH_SENDFILE', '1')
1208             elif conf.CONFIG_SET('_HAVE_SENDFILE'):
1209                 conf.DEFINE('HAVE_SENDFILE', '1')
1210                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1211                 conf.DEFINE('WITH_SENDFILE', '1')
1212             elif conf.CONFIG_SET('_HAVE_BROKEN_LINUX_SENDFILE'):
1213                 conf.DEFINE('LINUX_BROKEN_SENDFILE_API', '1')
1214                 conf.DEFINE('WITH_SENDFILE', '1')
1215         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1216             conf.CHECK_CODE('''
1217                             #include <sys/types.h>
1218                             #include <unistd.h>
1219                             #include <sys/socket.h>
1220                             #include <sys/uio.h>
1221                             int fromfd, tofd, ret, total=0;
1222                             off_t offset, nwritten;
1223                             struct sf_hdtr hdr;
1224                             struct iovec hdtrl;
1225                             hdr.headers = &hdtrl;
1226                             hdr.hdr_cnt = 1;
1227                             hdr.trailers = NULL;
1228                             hdr.trl_cnt = 0;
1229                             hdtrl.iov_base = NULL;
1230                             hdtrl.iov_len = 0;
1231                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1232                             ''',
1233                             '_HAVE_SENDFILE',
1234                             msg='Checking for freebsd sendfile support')
1235             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1236                 conf.DEFINE('HAVE_SENDFILE', '1')
1237                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1238                 conf.DEFINE('WITH_SENDFILE', '1')
1239         elif (host_os.rfind('hpux') > -1):
1240             conf.CHECK_CODE('''
1241                             #include <sys/socket.h>
1242                             #include <sys/uio.h>
1243                             int fromfd, tofd;
1244                             size_t total=0;
1245                             struct iovec hdtrl[2];
1246                             ssize_t nwritten;
1247                             off64_t offset;
1248                             hdtrl[0].iov_base = 0;
1249                             hdtrl[0].iov_len = 0;
1250                             nwritten = sendfile64(tofd, fromfd, offset, total, &hdtrl[0], 0);
1251                             ''',
1252                             '_HAVE_SENDFILE64',
1253                             msg='Checking for hpux sendfile64 support')
1254             conf.CHECK_CODE('''
1255                             #include <sys/socket.h>
1256                             #include <sys/uio.h>
1257                             int fromfd, tofd;
1258                             size_t total=0;
1259                             struct iovec hdtrl[2];
1260                             ssize_t nwritten;
1261                             off_t offset;
1262                             hdtrl[0].iov_base = 0;
1263                             hdtrl[0].iov_len = 0;
1264                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1265                             ''',
1266                             '_HAVE_SENDFILE',
1267                             msg='Checking for hpux sendfile support')
1268             if conf.CONFIG_SET('_HAVE_SENDFILE64'):
1269                 conf.DEFINE('HAVE_SENDFILE64', '1')
1270                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1271                 conf.DEFINE('WITH_SENDFILE', '1')
1272             elif conf.CONFIG_SET('_HAVE_SENDFILE'):
1273                 conf.DEFINE('HAVE_SENDFILE', '1')
1274                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1275                 conf.DEFINE('WITH_SENDFILE', '1')
1276         elif (host_os.rfind('solaris') > -1):
1277             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1278             conf.CHECK_CODE('''
1279                             #include <sys/sendfile.h>
1280                             int sfvcnt;
1281                             size_t xferred;
1282                             struct sendfilevec vec[2];
1283                             ssize_t nwritten;
1284                             int tofd;
1285                             sfvcnt = 2;
1286                             vec[0].sfv_fd = SFV_FD_SELF;
1287                             vec[0].sfv_flag = 0;
1288                             vec[0].sfv_off = 0;
1289                             vec[0].sfv_len = 0;
1290                             vec[1].sfv_fd = 0;
1291                             vec[1].sfv_flag = 0;
1292                             vec[1].sfv_off = 0;
1293                             vec[1].sfv_len = 0;
1294                             nwritten = sendfilev64(tofd, vec, sfvcnt, &xferred);
1295                             ''',
1296                             '_HAVE_SENDFILEV64',
1297                             msg='Checking for solaris sendfilev64 support')
1298             conf.CHECK_CODE('''
1299                             #include <sys/sendfile.h>,
1300                             int sfvcnt;
1301                             size_t xferred;
1302                             struct sendfilevec vec[2];
1303                             ssize_t nwritten;
1304                             int tofd;
1305                             sfvcnt = 2;
1306                             vec[0].sfv_fd = SFV_FD_SELF;
1307                             vec[0].sfv_flag = 0;
1308                             vec[0].sfv_off = 0;
1309                             vec[0].sfv_len = 0;
1310                             vec[1].sfv_fd = 0;
1311                             vec[1].sfv_flag = 0;
1312                             vec[1].sfv_off = 0;
1313                             vec[1].sfv_len = 0;
1314                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1315                             ''',
1316                             '_HAVE_SENDFILEV',
1317                             msg='Checking for solaris sendfilev support')
1318             if conf.CONFIG_SET('_HAVE_SENDFILEV64'):
1319                 conf.DEFINE('HAVE_SENDFILEV64', '1')
1320                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1321                 conf.DEFINE('WITH_SENDFILE', '1')
1322             elif conf.CONFIG_SET('_HAVE_SENDFILEV'):
1323                 conf.DEFINE('HAVE_SENDFILEV', '1')
1324                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1325                 conf.DEFINE('WITH_SENDFILE', '1')
1326         elif (host_os.rfind('aix') > -1):
1327             conf.CHECK_CODE('''
1328                             #include <sys/socket.h>
1329                             int fromfd, tofd;
1330                             size_t total=0;
1331                             struct sf_parms hdtrl;
1332                             ssize_t nwritten;
1333                             off64_t offset;
1334                             hdtrl.header_data = 0;
1335                             hdtrl.header_length = 0;
1336                             hdtrl.file_descriptor = fromfd;
1337                             hdtrl.file_offset = 0;
1338                             hdtrl.file_bytes = 0;
1339                             hdtrl.trailer_data = 0;
1340                             hdtrl.trailer_length = 0;
1341                             nwritten = send_file(&tofd, &hdtrl, 0);
1342                             ''',
1343                             '_HAVE_SENDFILE',
1344                             msg='Checking for AIX send_file support')
1345             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1346                 conf.DEFINE('HAVE_SENDFILE', '1')
1347                 conf.DEFINE('AIX_SENDFILE_API', '1')
1348                 conf.DEFINE('WITH_SENDFILE', '1')
1349
1350     # Check for getcwd allowing a NULL arg.
1351     conf.CHECK_CODE('''
1352 #include <unistd.h>
1353 main() {
1354         char *s = getcwd(NULL,0);
1355         exit(s != NULL ?  0 : 1);
1356 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1357         msg="getcwd takes a NULL argument")
1358
1359
1360     conf.CHECK_CODE('''enum TDB_ERROR err = TDB_ERR_NESTING''',
1361                     'HAVE_TDB_ERR_NESTING',
1362                     headers='tdb.h',
1363                     msg='Checking whether we have TDB_ERR_NESTING')
1364
1365     # UnixWare 7.x has its getspnam in -lgen
1366     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1367     conf.CHECK_FUNCS_IN('getspnam', 'security')
1368     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1369
1370     if Options.options.with_quotas:
1371         # For quotas on Veritas VxFS filesystems
1372         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1373         # For quotas on Linux XFS filesystems
1374         conf.CHECK_HEADERS('linux/dqblk_xfs.h')
1375         # For sys/quota.h and linux/quota.h
1376         conf.CHECK_HEADERS('sys/quota.h')
1377
1378
1379     #
1380     # checking for clustering extensions (CTDB)
1381     #
1382     if not Options.options.with_cluster_support:
1383         have_cluster_support = False
1384
1385     else:
1386
1387         if Options.options.ctdb_dir:
1388             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1389
1390         srcdir = os.path.realpath(conf.srcdir)
1391         if 'EXTRA_INCLUDES' in conf.env:
1392             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1393         else:
1394             includes = ''
1395
1396         have_cluster_support = True
1397         ctdb_broken = ""
1398
1399         conf.CHECK_CODE('''
1400             #define NO_CONFIG_H
1401             #include "replace.h"
1402             #include "system/wait.h"
1403             #include "system/network.h"
1404             #define private #error __USED_RESERVED_WORD_private__
1405             #include <talloc.h>
1406             #include <tdb.h>
1407             #include <ctdb.h>
1408
1409             int main(void)
1410             {
1411                 return 0;
1412             }
1413             ''',
1414             'HAVE_CTDB_H',
1415             addmain=False,
1416             includes=includes,
1417             msg='Checking for header ctdb.h')
1418
1419         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1420             have_cluster_support = False
1421             ctdb_broken = "ctdb.h is required for cluster support"
1422
1423         if have_cluster_support:
1424             conf.CHECK_CODE('''
1425                 #define NO_CONFIG_H
1426                 #include "replace.h"
1427                 #include "system/wait.h"
1428                 #include "system/network.h"
1429                 #define private #error __USED_RESERVED_WORD_private__
1430                 #include <talloc.h>
1431                 #include <tdb.h>
1432                 #include <ctdb.h>
1433                 #include <ctdb_private.h>
1434
1435                 int main(void)
1436                 {
1437                     return 0;
1438                 }
1439                 ''',
1440                 'HAVE_CTDB_PRIVATE_H',
1441                 addmain=False,
1442                 includes=includes,
1443                 msg='Checking for header ctdb_private.h')
1444
1445             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1446                 have_cluster_support = False
1447                 ctdb_broken = "ctdb_private.h is required for cluster support"
1448
1449         if have_cluster_support:
1450             conf.CHECK_CODE('''
1451                 #define NO_CONFIG_H
1452                 #include "replace.h"
1453                 #include "system/wait.h"
1454                 #include "system/network.h"
1455                 #include <talloc.h>
1456                 #include <tdb.h>
1457                 #include <ctdb.h>
1458                 #include <ctdb_private.h>
1459
1460                 int main(void)
1461                 {
1462                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1463                    return 0;
1464                 }
1465                 ''',
1466                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1467                 addmain=False,
1468                 includes=includes,
1469                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1470
1471             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1472                 have_cluster_support = False
1473                 ctdb_broken = "ctdb transaction support missing or too old"
1474
1475         if have_cluster_support:
1476             conf.CHECK_CODE('''
1477                 #define NO_CONFIG_H
1478                 #include "replace.h"
1479                 #include "system/wait.h"
1480                 #include "system/network.h"
1481                 #include <talloc.h>
1482                 #include <tdb.h>
1483                 #include <ctdb.h>
1484                 #include <ctdb_private.h>
1485
1486                 int main(void)
1487                 {
1488                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1489                     return 0;
1490                 }
1491                 ''',
1492                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1493                 addmain=False,
1494                 includes=includes,
1495                 msg='Checking for SCHEDULE_FOR_DELETION control')
1496
1497             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1498                 if not Options.options.enable_old_ctdb:
1499                     have_cluster_support = False
1500                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1501                 else:
1502                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1503
1504         if have_cluster_support:
1505             conf.CHECK_CODE('''
1506                 #define NO_CONFIG_H
1507                 #include "replace.h"
1508                 #include "system/wait.h"
1509                 #include "system/network.h"
1510                 #include <talloc.h>
1511                 #include <tdb.h>
1512                 #include <ctdb.h>
1513                 #include <ctdb_private.h>
1514
1515                 int main(void)
1516                 {
1517                     struct ctdb_control_tcp _x;
1518                     return 0;
1519                 }
1520                 ''',
1521                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1522                 addmain=False,
1523                 includes=includes,
1524                 msg='Checking for ctdb ipv4 support')
1525
1526             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1527                 have_cluster_support = False
1528                 ctdb_broken = "missing struct ctdb_control_tcp"
1529
1530         if have_cluster_support:
1531             conf.CHECK_CODE('''
1532                 #define NO_CONFIG_H
1533                 #include "replace.h"
1534                 #include "system/wait.h"
1535                 #include "system/network.h"
1536                 #include <talloc.h>
1537                 #include <tdb.h>
1538                 #include <ctdb.h>
1539                 #include <ctdb_private.h>
1540
1541                 int main(void)
1542                 {
1543                     struct ctdb_control_tcp_addr _x;
1544                     return 0;
1545                 }
1546                 ''',
1547                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1548                 addmain=False,
1549                 includes=includes,
1550                 msg='Checking for ctdb ipv6 support')
1551
1552     if have_cluster_support:
1553         Logs.info("building with cluster support")
1554         conf.DEFINE('CLUSTER_SUPPORT', 1);
1555     else:
1556         if not Options.options.with_cluster_support:
1557             Logs.info("building without cluster support")
1558         else:
1559             Logs.warn("building without cluster support: " + ctdb_broken)
1560         conf.undefine('CLUSTER_SUPPORT')
1561
1562
1563
1564     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1565                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1566                     addmain=False,
1567                     link=False,
1568                     msg='Checking whether we can compile with __attribute__((destructor))')
1569
1570     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1571                     'SEEKDIR_RETURNS_VOID',
1572                     headers='sys/types.h dirent.h',
1573                     msg='Checking whether seekdir returns void')
1574
1575     if Options.options.with_profiling_data:
1576         conf.DEFINE('WITH_PROFILE', 1);
1577
1578     PTHREAD_CFLAGS='error'
1579     PTHREAD_LDFLAGS='error'
1580
1581     if PTHREAD_LDFLAGS == 'error':
1582         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1583             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1584             PTHREAD_LDFLAGS='-lpthread'
1585     if PTHREAD_LDFLAGS == 'error':
1586         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1587             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1588             PTHREAD_LDFLAGS='-lpthreads'
1589     if PTHREAD_LDFLAGS == 'error':
1590         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1591             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1592             PTHREAD_LDFLAGS='-pthread'
1593     if PTHREAD_LDFLAGS == 'error':
1594         if conf.CHECK_FUNC('pthread_attr_init'):
1595             PTHREAD_CFLAGS='-D_REENTRANT'
1596             PTHREAD_LDFLAGS='-lpthread'
1597     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1598     # pthread_attr_init. On pthread_mutex_lock it works there...
1599     if PTHREAD_LDFLAGS == 'error':
1600         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1601             PTHREAD_CFLAGS='-D_REENTRANT'
1602             PTHREAD_LDFLAGS='-lpthread'
1603
1604     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1605         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1606         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1607         conf.CHECK_HEADERS('pthread.h')
1608         conf.DEFINE('HAVE_PTHREAD', '1')
1609
1610     if Options.options.with_pthreadpool:
1611         if conf.CONFIG_SET('HAVE_PTHREAD'):
1612             conf.DEFINE('WITH_PTHREADPOOL', '1')
1613         else:
1614             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1615             conf.undefine('WITH_PTHREADPOOL')
1616
1617     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1618         conf.DEFINE('HAVE_GPFS', '1')
1619
1620     # Note that all charset 'modules' must actually be static, due to dependency loop issues
1621     # if we include the module loader in iconv
1622
1623     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1624                                       auth_sam auth_unix auth_winbind auth_wbc auth_server
1625                                       auth_domain auth_builtin vfs_default
1626                                       nss_info_template idmap_tdb idmap_passdb
1627                                       idmap_nss''')
1628
1629     default_shared_modules=TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1630                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1631                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1632                                       auth_script vfs_readahead vfs_xattr_tdb
1633                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1634                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1635                                       vfs_crossrename vfs_linux_xfs_sgid
1636                                       vfs_time_audit idmap_autorid''')
1637
1638     if Options.options.developer:
1639         default_static_modules.extend(TO_LIST('pdb_ads auth_netlogond charset_weird'))
1640         default_shared_modules.extend(TO_LIST('perfcount_test'))
1641         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1642         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1643
1644     default_static_modules.extend(TO_LIST('pdb_samba4 auth_samba4 vfs_dfs_samba4'))
1645
1646     if Options.options.with_acl_support and conf.CONFIG_SET('HAVE_POSIX_ACLS'):
1647         default_static_modules.extend(TO_LIST('vfs_posixacl'))
1648
1649     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1650         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1651
1652     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1653         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1654
1655     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1656         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1657
1658     if conf.CONFIG_SET('HAVE_AIO') and (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1659         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1660
1661     if conf.CONFIG_SET('HAVE_LDAP'):
1662         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1663
1664     if conf.CONFIG_SET('DARWINOS'):
1665         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1666
1667     if conf.CONFIG_SET('HAVE_GPFS'):
1668         default_shared_modules.extend(TO_LIST('vfs_gpfs vfs_gpfs_hsm_notify'))
1669
1670     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1671     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1672
1673     final_static_modules = default_static_modules
1674     final_shared_modules = default_shared_modules
1675
1676     for m in explicit_static_modules:
1677         if m in final_shared_modules:
1678             final_shared_modules.remove(m)
1679         final_static_modules.append(m)
1680     for m in explicit_shared_modules:
1681         if m in final_static_modules:
1682             final_static_modules.remove(m)
1683         final_shared_modules.append(m)
1684
1685     conf.env['static_modules'] = final_static_modules
1686     conf.env['shared_modules'] = final_shared_modules
1687
1688     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1689
1690     static_list = {}
1691     shared_list = {}
1692
1693     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1694     conf.env['MODULE_PREFIXES'] = prefixes
1695     for p in prefixes:
1696         for m in final_static_modules:
1697             if m.find(p) == 0:
1698                 if not p in static_list:
1699                     static_list[p] = []
1700                 static_list[p].append(m)
1701         for m in final_shared_modules:
1702             if m.find(p) == 0:
1703                 if not p in shared_list:
1704                     shared_list[p] = []
1705                 shared_list[p].append(m)
1706
1707     for p in prefixes:
1708         static_env = "%s_STATIC" % p.upper()
1709         shared_env = "%s_SHARED" % p.upper()
1710         conf.env[static_env] = []
1711         conf.env[shared_env] = []
1712         if p in static_list:
1713             decl_list=""
1714             for entry in static_list[p]:
1715                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1716                 conf.env[static_env].append('%s' % entry)
1717             decl_list = decl_list.rstrip()
1718             conf.DEFINE('static_decl_%s' % p, decl_list)
1719             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1720         else:
1721             conf.DEFINE('static_decl_%s' % p, '')
1722             conf.DEFINE('static_init_%s' % p, '{}')
1723         if p in shared_list:
1724             for entry in shared_list[p]:
1725                 conf.DEFINE('%s_init' % entry, 'samba_module_init')
1726                 conf.env[shared_env].append('%s' % entry)
1727
1728     conf.SAMBA_CONFIG_H('include/config.h')
1729
1730 def ctags(ctx):
1731     "build 'tags' file using ctags"
1732     import Utils
1733     source_root = os.path.dirname(Utils.g_module.root_path)
1734     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1735     print("Running: %s" % cmd)
1736     os.system(cmd)
1737