source3/wscript

   1 #! /usr/bin/env python
   2
   3 srcdir = '..'
   4 blddir = 'bin'
   5
   6 APPNAME='samba'
   7 VERSION=None
   8
   9 import sys, os
  10 from optparse import SUPPRESS_HELP
  11 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
  12 import wafsamba, Options
  13 import build.charset
  14 import samba_utils, samba_version
  15 import samba3
  16
  17 def set_options(opt):
  18     opt.BUILTIN_DEFAULT('NONE')
  19     opt.PRIVATE_EXTENSION_DEFAULT('s3')
  20     opt.RECURSE('../lib/replace')
  21     opt.RECURSE('build')
  22     opt.RECURSE('selftest')
  23     opt.RECURSE('../lib/nss_wrapper')
  24     opt.RECURSE('../lib/socket_wrapper')
  25     opt.RECURSE('../lib/tevent')
  26     opt.RECURSE('../lib/tdb')
  27
  28     opt.add_option('--with-static-modules',
  29                    help=("Comma-separated list of names of modules to statically link in"),
  30                    action="store", dest='static_modules', default=None)
  31     opt.add_option('--with-shared-modules',
  32                    help=("Comma-separated list of names of modules to build shared"),
  33                    action="store", dest='shared_modules', default=None)
  34     opt.add_option('--enable-selftest',
  35                   help=("enable options necessary for selftest"),
  36                   action="store_true", dest='enable_selftest', default=False)
  37
  38     opt.SAMBA3_ADD_OPTION('winbind')
  39     opt.SAMBA3_ADD_OPTION('swat')
  40     opt.SAMBA3_ADD_OPTION('ads')
  41     opt.SAMBA3_ADD_OPTION('krb5')
  42     opt.SAMBA3_ADD_OPTION('ldap')
  43     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  44     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  45     opt.SAMBA3_ADD_OPTION('merged-build', with_name="enable", without_name="disable")
  46     opt.SAMBA3_ADD_OPTION('pam')
  47     opt.SAMBA3_ADD_OPTION('quotas')
  48     opt.SAMBA3_ADD_OPTION('sys-quotas')
  49     opt.SAMBA3_ADD_OPTION('sendfile-support')
  50     opt.SAMBA3_ADD_OPTION('utmp')
  51     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable")
  52     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  53     opt.SAMBA3_ADD_OPTION('iconv')
  54     opt.SAMBA3_ADD_OPTION('acl-support')
  55     opt.SAMBA3_ADD_OPTION('dnsupdate')
  56     opt.SAMBA3_ADD_OPTION('syslog')
  57     opt.SAMBA3_ADD_OPTION('automount')
  58     opt.SAMBA3_ADD_OPTION('aio-support')
  59
  60
  61 def configure(conf):
  62     from samba_utils import TO_LIST
  63
  64     version = samba_version.load_version(env=conf.env)
  65
  66     conf.DEFINE('CONFIG_H_IS_FROM_SAMBA', 1)
  67     conf.DEFINE('_SAMBA_BUILD_', version.MAJOR, add_to_cflags=True)
  68     conf.DEFINE('HAVE_CONFIG_H', 1, add_to_cflags=True)
  69
  70     if Options.options.developer:
  71         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  72         conf.env['developer'] = True
  73
  74     if Options.options.with_swat:
  75         conf.env['build_swat'] = True
  76
  77     conf.RECURSE('../lib/replace')
  78     conf.RECURSE('build')
  79     conf.RECURSE('../lib/tdb')
  80     conf.RECURSE('../lib/talloc')
  81     conf.RECURSE('../lib/tevent')
  82     conf.RECURSE('../lib/popt')
  83     conf.RECURSE('../lib/nss_wrapper')
  84     conf.RECURSE('../lib/socket_wrapper')
  85     conf.RECURSE('../lib/zlib')
  86     conf.RECURSE('../libcli/smbreadline')
  87     conf.RECURSE('../lib/util')
  88
  89     conf.ADD_EXTRA_INCLUDES('''#source3 #source3/include #lib/replace''')
  90     if not conf.env.USING_SYSTEM_TDB:
  91         conf.ADD_EXTRA_INCLUDES('#lib/tdb/include')
  92     if not conf.env.USING_SYSTEM_TEVENT:
  93         conf.ADD_EXTRA_INCLUDES('#lib/tevent')
  94     if not conf.env.USING_SYSTEM_TALLOC:
  95         conf.ADD_EXTRA_INCLUDES('#lib/talloc')
  96     if not conf.env.USING_SYSTEM_POPT:
  97         conf.ADD_EXTRA_INCLUDES('#lib/popt')
  98
  99     conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
 100
 101     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
 102     conf.CHECK_HEADERS('linux/falloc.h')
 103
 104     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod mknod64')
 105     conf.CHECK_FUNCS('strtol strchr strupr chflags')
 106     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
 107     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
 108     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
 109     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
 110     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups sysconf stat64 fstat64')
 111     conf.CHECK_FUNCS('lstat64 fopen64 atexit grantpt lseek64 ftruncate64 fallocate fallocate64 posix_fallocate posix_fallocate64')
 112     conf.CHECK_FUNCS('fseek64 fseeko64 ftell64 ftello64 setluid')
 113     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
 114     conf.CHECK_FUNCS('opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64')
 115     conf.CHECK_FUNCS('fdopendir fdopendir64')
 116     conf.CHECK_FUNCS('getpwent_r getdents64 setenv strcasecmp fcvt fcvtl')
 117     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale nl_langinfo')
 118     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
 119     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
 120     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
 121     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
 122     conf.CHECK_FUNCS('shmget')
 123     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
 124     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain')
 125     #FIXME: for some reason this one still fails
 126     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
 127     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 128     conf.CHECK_DECLS('fdatasync', reverse=True)
 129     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 130
 131     if conf.CONFIG_SET('HAVE_LONG_LONG'):
 132         conf.DEFINE('HAVE_LONGLONG', 1)
 133
 134     if conf.CHECK_CODE('''
 135 #if defined(HAVE_UNISTD_H)
 136 #include <unistd.h>
 137 #endif
 138 long ret = splice(0,0,1,0,400,0);
 139 ''',
 140         'HAVE_LINUX_SPLICE',
 141         headers='fcntl.h'):
 142         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 143
 144     # Check for inotify support
 145     conf.CHECK_HEADERS('linux/inotify.h asm/unistd.h sys/inotify.h')
 146     conf.CHECK_FUNCS('inotify_init')
 147     if "HAVE_LINUX_INOTIFY_H" in conf.env and "HAVE_INOTIFY_INIT" in conf.env:
 148         conf.DEFINE('HAVE_INOTIFY', 1)
 149
 150     # Check for kernel change notify support
 151     conf.CHECK_CODE('''
 152 #ifndef F_NOTIFY
 153 #define F_NOTIFY 1026
 154 #endif
 155 main() {
 156         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 157 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 158         headers='fcntl.h signal.h',
 159         msg="Checking for kernel change notify support")
 160
 161     # Check for Linux kernel oplocks
 162     conf.CHECK_CODE('''
 163 #include <sys/types.h>
 164 #include <fcntl.h>
 165 #include <signal.h>
 166 #ifndef F_NOTIFY
 167 #define F_NOTIFY 1026
 168 #endif
 169 main() {
 170         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 171 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 172         msg="Checking for Linux kernel oplocks")
 173
 174     # Check for IRIX kernel oplock types
 175     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 176                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 177                     msg="Checking for IRIX kernel oplock types")
 178
 179     # Check for krenel share modes
 180     conf.CHECK_CODE('''
 181 #include <sys/types.h>
 182 #include <fcntl.h>
 183 #include <signal.h>
 184 #include <sys/file.h>
 185 #ifndef LOCK_MAND
 186 #define LOCK_MAND       32
 187 #define LOCK_READ       64
 188 #endif
 189 main() {
 190         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 191 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 192         msg="Checking for krenel share modes")
 193
 194     # Check for various members of the stat structure
 195     conf.CHECK_TYPES('blksize_t blkcnt_t')
 196     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 197                                 headers='sys/stat.h')
 198     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 199                                 headers='sys/stat.h')
 200     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 201                                 headers='sys/types.h sys/stat.h unistd.h')
 202
 203     # Check for POSIX capability support
 204     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 205
 206     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 207         conf.CHECK_CODE('''
 208         cap_t cap;
 209         cap_value_t vals[1];
 210         if (!(cap = cap_get_proc())) exit(1);
 211         vals[0] = CAP_CHOWN;
 212         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 213         cap_set_proc(cap);''',
 214                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 215                         headers='sys/capability.h',
 216                         msg="Checking whether POSIX capabilities are available")
 217
 218     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 219     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 220     # -- JRA.
 221     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 222         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 223                         define='HAVE_INT16_FROM_RPC_RPC_H',
 224                         msg="Checking for int16 typedef included by rpc/rpc.h")
 225         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 226                         headers='sys/types.h rpc/rpc.h',
 227                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 228         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 229                         headers='sys/types.h rpc/rpc.h',
 230                         msg="Checking for int32 typedef included by rpc/rpc.h")
 231         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 232                         headers='sys/types.h rpc/rpc.h',
 233                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 234     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 235                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 236                     msg="Checking for broken nisplus include files")
 237
 238     # Check if the compiler will optimize out functions
 239     conf.CHECK_CODE('''
 240 if (0) {
 241     this_function_does_not_exist();
 242 } else {
 243     return 1;
 244 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 245         msg="Checking if the compiler will optimize out functions")
 246
 247     # Check if the compiler supports the LL suffix on long long integers
 248     # AIX needs this
 249     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 250                     headers='stdio.h',
 251                     msg="Checking for LL suffix on long long integers")
 252
 253     conf.CHECK_FUNCS('''
 254 _acl __acl add_proplist_entry atexit attr_getf attr_list attr_listf
 255 attropen attr_remove attr_removef attr_set attr_setf backtrace_symbols
 256 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 257 __closedir closedir64 creat64 crypt16 delproplist devnm dgettext dirfd
 258 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 259 extattr_delete_fd extattr_delete_link extattr_get_fd extattr_get_file
 260 extattr_get_link extattr_list_fd extattr_list_file extattr_list_link
 261 extattr_set_fd extattr_set_file extattr_set_link _facl __facl _fchdir
 262 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 263 fdelproplist fgetea fgetproplist fgetxattr flistea flistxattr fopen64
 264 _fork __fork fremoveea fremovexattr fseek64 fseeko64 fsetea
 265 fsetproplist fsetxattr _fstat __fstat fstat64 _fstat64 __fstat64 fsync
 266 ftell64 ftello64 ftruncate64 futimens futimes __fxstat getauthuid
 267 getcwd _getcwd __getcwd getdents __getdents getdents64 getdirentries
 268 getgrent getgrnam getgrouplist getmntent getpagesize
 269 getproplist get_proplist_entry getpwanam getpwent_r getrlimit gettext
 270 glob grantpt hstrerror initgroups innetgr
 271 inotify_init lgetea lgetxattr listea listxattr llistea llistxattr
 272 llseek _llseek __llseek lremoveea lremovexattr _lseek __lseek lseek64
 273 lsetea lsetxattr _lstat __lstat lstat64 _lstat64 __lstat64 lutimes
 274 __lxstat memalign mknod mknod64 mlock mlockall munlock munlockall
 275 nl_langinfo _open __open open64 _open64 __open64 _opendir __opendir
 276 opendir64 pathconf poll posix_fallocate posix_fallocate64
 277 posix_memalign prctl pread _pread __pread pread64 _pread64 __pread64
 278 pwrite _pwrite __pwrite pwrite64 _pwrite64
 279 __pwrite64 rdchk _read __read _readdir __readdir readdir64 _readdir64
 280 __readdir64 removeea removexattr rewinddir64 _seekdir __seekdir
 281 seekdir64 select setea setenv setgidx setgroups setlocale setluid
 282 setmntent setpgid setpriv setproplist setsid setuidx
 283 setxattr shmget shm_open sigaction sigblock sigprocmask sigset
 284 sizeof_proplist_entry _stat __stat stat64 _stat64 __stat64 statvfs
 285 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctlbyname
 286 __sys_llseek syslog _telldir __telldir telldir64 textdomain timegm
 287 utimensat vsyslog _write __write __xstat
 288 ''')
 289
 290     conf.CHECK_TYPE('struct timespec', headers='sys/time.h time.h')
 291
 292     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 293
 294     # FIXME: these should be tests for features, but the old build system just
 295     # checks for OSes.
 296     import sys
 297     host_os = sys.platform
 298     print "building on %s" % host_os
 299
 300     # Python doesn't have case switches... :/
 301     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 302     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 303
 304     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 305     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 306         if host_os.rfind('linux') > -1:
 307             conf.DEFINE('LINUX', '1')
 308         elif host_os.rfind('qnx') > -1:
 309             conf.DEFINE('QNX', '1')
 310         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 311     elif (host_os.rfind('darwin') > -1):
 312         conf.DEFINE('DARWINOS', 1)
 313         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 314         conf.ADD_CFLAGS('-fno-common')
 315     elif (host_os.rfind('freebsd') > -1):
 316         if conf.CHECK_HEADERS('sunacl.h'):
 317             conf.define('HAVE_FREEBSD_SUNACL_H', '1')
 318             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 319         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 320     elif (host_os.rfind('netbsd') > -1):
 321         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 322     elif (host_os.rfind('openbsd') > -1):
 323         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 324     # FIXME: Add more checks here.
 325     else:
 326         print "Unknown host_os '%s', please report this to samba-technical@samba.org" % host_os
 327
 328     #FIXME: add more checks
 329     if Options.options.with_acl_support:
 330         if host_os.rfind('linux') > -1:
 331             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 332             conf.CHECK_FUNCS_IN('getxattr', 'attr')
 333             if conf.CHECK_CODE('''
 334 acl_t acl;
 335 int entry_id;
 336 acl_entry_t *entry_p;
 337 return acl_get_entry(acl, entry_id, entry_p);
 338 ''',
 339                         'HAVE_POSIX_ACLS',
 340                         headers='sys/types.h sys/acl.h', link=False,
 341                         msg="Checking for POSIX ACL support") :
 342                 conf.CHECK_CODE('''
 343 acl_permset_t permset_d;
 344 acl_perm_t perm;
 345 return acl_get_perm_np(permset_d, perm);
 346 ''',
 347                         'HAVE_ACL_GET_PERM_NP',
 348                         headers='sys/types.h sys/acl.h', link=True,
 349                         msg="Checking whether acl_get_perm_np() is available")
 350         else:
 351             conf.DEFINE('HAVE_NO_ACLS', 1)
 352             conf.SET_TARGET_TYPE('acl', 'EMPTY')
 353     else:
 354         conf.DEFINE('HAVE_NO_ACLS', 1)
 355         conf.SET_TARGET_TYPE('acl', 'EMPTY')
 356
 357     if conf.CHECK_FUNCS('dirfd'):
 358         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 359
 360     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 361                     'HAVE_STATFS_F_FSID',
 362                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 363                     headers='sys/types.h sys/statfs.h',
 364                     execute=True)
 365
 366     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 367         conf.CHECK_CODE('''
 368                 #if defined(HAVE_UNISTD_H)
 369                 #include <unistd.h>
 370                 #endif
 371                 #include <sys/types.h>
 372                 #define _GNU_SOURCE
 373                 #include <fcntl.h>
 374                 #if defined(HAVE_LINUX_FALLOC_H)
 375                 #include <linux/falloc.h>
 376                 #endif
 377                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 378                 'HAVE_LINUX_FALLOCATE',
 379                 msg="Checking whether the Linux 'fallocate' function is available")
 380     if conf.CONFIG_SET('HAVE_FALLOCATE64'):
 381         conf.CHECK_CODE('''
 382                 #if defined(HAVE_UNISTD_H)
 383                 #include <unistd.h>
 384                 #endif
 385                 #include <sys/types.h>
 386                 #define _GNU_SOURCE
 387                 #include <fcntl.h>
 388                 #if defined(HAVE_LINUX_FALLOC_H)
 389                 #include <linux/falloc.h>
 390                 #endif
 391                 int ret = fallocate64(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 392                 'HAVE_LINUX_FALLOCATE64',
 393                 msg="Checking whether the Linux 'fallocate64' function is available")
 394     conf.CHECK_CODE('''
 395                 #if defined(HAVE_UNISTD_H)
 396                 #include <unistd.h>
 397                 #endif
 398                 #include <fcntl.h>
 399                 ssize_t err = readahead(0,0,0x80000);''',
 400                 'HAVE_LINUX_READAHEAD',
 401                 msg="Checking whether Linux readahead is available")
 402     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 403
 404     conf.CHECK_CODE('''
 405                 #include <sys/types.h>
 406                 #include <sys/socket.h>],
 407                 struct ucred cred;
 408                 socklen_t cred_len;
 409                 int ret = getsockopt(0, SOL_SOCKET, SO_PEERCRED, &cred, &cred_len);''',
 410                 'HAVE_PEERCRED',
 411                 msg="Checking whether we can use SO_PEERCRED to get socket credentials")
 412
 413     conf.CHECK_CODE('''
 414                 #if defined(HAVE_LONGLONG) && (defined(HAVE_OFF64_T) || (defined(SIZEOF_OFF_T) && (SIZEOF_OFF_T == 8)))
 415                 #include <sys/types.h>
 416                 #else
 417                 __COMPILE_ERROR_
 418                 #endif
 419                 int i;''',
 420                 'HAVE_EXPLICIT_LARGEFILE_SUPPORT',
 421                 msg="Checking whether large file support can be enabled")
 422
 423     if Options.options.with_aio_support:
 424         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 425         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 426         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 427                         'HAVE_AIO',
 428                         msg='Checking for asynchronous io support',
 429                         headers='sys/types.h aio.h',
 430                         lib='aio rt')
 431         conf.CHECK_CODE('struct aiocb64 a; return aio_read64(&a);',
 432                         'HAVE_AIO64',
 433                         msg='Checking for 64-bit asynchronous io support',
 434                         headers='sys/types.h aio.h',
 435                         lib='aio rt')
 436         if conf.CONFIG_SET('HAVE_AIO64'):
 437             conf.DEFINE('HAVE_AIOCB64', '1')
 438             conf.DEFINE('WITH_AIO', '1')
 439         elif conf.CONFIG_SET('HAVE_AIO'):
 440             conf.DEFINE('WITH_AIO', '1')
 441         if conf.CONFIG_SET('HAVE_AIO'):
 442             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 443             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 444             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')
 445             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 446             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 447             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')
 448             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')
 449         if conf.CONFIG_SET('HAVE_AIO64'):
 450             conf.CHECK_CODE('struct aiocb a; return aio_read64(&a);', 'HAVE_AIO_READ64', msg='Checking for aio_read64', headers='aio.h', lib='aio rt')
 451             conf.CHECK_CODE('struct aiocb a; return aio_write64(&a);', 'HAVE_AIO_WRITE64', msg='Checking for aio_write64', headers='aio.h', lib='aio rt')
 452             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')
 453             conf.CHECK_CODE('struct aiocb a; return aio_return64(&a);', 'HAVE_AIO_RETURN64', msg='Checking for aio_return64', headers='aio.h', lib='aio rt')
 454             conf.CHECK_CODE('struct aiocb a; return aio_error64(&a);', 'HAVE_AIO_ERROR64', msg='Checking for aio_error64', headers='aio.h', lib='aio rt')
 455             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')
 456             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')
 457         if not conf.CONFIG_SET('HAVE_AIO'):
 458             conf.DEFINE('HAVE_NO_AIO', '1')
 459     else:
 460         conf.DEFINE('HAVE_NO_AIO', '1')
 461
 462     conf.CHECK_CODE('''
 463 struct msghdr msg;
 464 union {
 465         struct cmsghdr cm;
 466         char control[CMSG_SPACE(sizeof(int))];
 467 } control_un;
 468 msg.msg_control = control_un.control;
 469 msg.msg_controllen = sizeof(control_un.control);
 470 ''',
 471         'HAVE_MSGHDR_MSG_CONTROL',
 472         msg='Checking if we can use msg_control for passing file descriptors',
 473         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 474     conf.CHECK_CODE('''
 475 struct msghdr msg;
 476 int fd;
 477 msg.msg_acctrights = (caddr_t) &fd;
 478 msg.msg_acctrightslen = sizeof(fd);
 479 ''',
 480         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 481         msg='Checking if we can use msg_acctrights for passing file descriptors',
 482         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 483
 484     if Options.options.with_winbind:
 485         conf.env.build_winbind = True
 486         conf.DEFINE('WITH_WINBIND', '1')
 487
 488     conf.find_program('awk', var='AWK')
 489     conf.find_program('perl', var='PERL')
 490
 491     # Darwin has extra options to xattr-family functions
 492     conf.CHECK_CODE('getxattr(0, 0, 0, 0, 0, 0);',
 493                     'XATTR_ADD_OPT',
 494                     msg="Checking whether xattr interface takes additional options",
 495                     headers='sys/types.h attr/xattr.h sys/xattr.h')
 496
 497     conf.CHECK_HEADERS('asm/types.h')
 498
 499     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 500                     headers='unistd.h sys/types.h',
 501                     msg="Checking for major macro")
 502
 503     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 504                     headers='unistd.h sys/types.h',
 505                     msg="Checking for minor macro")
 506
 507     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 508                                 headers='unistd.h sys/types.h dirent.h',
 509                                 define='HAVE_DIRENT_D_OFF')
 510
 511     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 512     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 513                     msg="Checking for setnetgrent prototype",
 514                     headers='netdb.h netgroup.h',
 515                     cflags="-Werror-implicit-function-declaration")
 516     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 517                     msg="Checking for getnetgrent prototype",
 518                     headers='netdb.h netgroup.h',
 519                     cflags="-Werror-implicit-function-declaration")
 520     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 521                     msg="Checking for endnetgrent prototype",
 522                     headers='netdb.h netgroup.h',
 523                     cflags="-Werror-implicit-function-declaration")
 524
 525
 526     # Look for CUPS
 527     if Options.options.with_cups:
 528         conf.find_program('cups-config', var='CUPS_CONFIG')
 529         if conf.env.CUPS_CONFIG:
 530             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags --libs",
 531                            package="", uselib_store="cups")
 532         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 533         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', conf.env.LIB_cups)
 534         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 535             conf.DEFINE('HAVE_CUPS', '1')
 536         else:
 537             conf.undefine('HAVE_CUPS')
 538             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 539     else:
 540         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 541         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 542
 543     if Options.options.with_iprint:
 544         if conf.CONFIG_SET('HAVE_CUPS'):
 545             conf.DEFINE('HAVE_IPRINT', '1')
 546         else:
 547             print "--enable-iprint=yes but cups support not sufficient"
 548     if Options.options.with_syslog:
 549         conf.DEFINE('WITH_SYSLOG', '1')
 550     if Options.options.with_automount:
 551         conf.DEFINE('WITH_AUTOMOUNT', '1')
 552
 553     # Check for LDAP
 554     if Options.options.with_ldap:
 555         conf.CHECK_HEADERS('ldap.h lber.h')
 556         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 557         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 558         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 559         # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 560         # SASL wrapping hooks
 561         if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 562                 conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 563             conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 564
 565         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 566         # for the samba logs
 567         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 568                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 569
 570         conf.CHECK_FUNCS_IN('ldap_init ldap_initialize ldap_set_rebind_proc', 'ldap')
 571         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 572
 573         # Check if ldap_set_rebind_proc() takes three arguments
 574         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 575                            'LDAP_SET_REBIND_PROC_ARGS',
 576                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 577                            headers='ldap.h lber.h', link=False):
 578             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 579         else:
 580             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 581
 582         # last but not least, if ldap_init() exists, we want to use ldap
 583         if conf.CONFIG_SET('HAVE_LDAP_INIT'):
 584             conf.DEFINE('HAVE_LDAP', '1')
 585             conf.DEFINE('LDAP_DEPRECATED', '1')
 586             conf.env['HAVE_LDAP'] = '1'
 587     else:
 588         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 589         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 590
 591     # Check for kerberos
 592     have_gssapi=False
 593     if Options.options.with_krb5:
 594         conf.find_program('krb5-config', var='KRB5_CONFIG')
 595         if conf.env.KRB5_CONFIG:
 596             conf.check_cfg(path="krb5-config", args="--cflags --libs",
 597                        package="gssapi", uselib_store="krb5")
 598         conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
 599         conf.CHECK_HEADERS('gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h com_err.h', lib='krb5')
 600
 601         if conf.CONFIG_SET('HAVE_KRB5_LOCATE_PLUGIN_H'):
 602             conf.env['WINBIND_KRB5_LOCATOR'] = 'bin/winbind_krb5_locator.so'
 603
 604         conf.CHECK_FUNCS_IN('_et_list', 'com_err')
 605         conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
 606         conf.CHECK_FUNCS_IN('crypto', 'des_set_key')
 607         conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
 608         conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
 609         if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi') or \
 610            conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi_krb5'):
 611             have_gssapi=True
 612         conf.CHECK_FUNCS_IN('gss_wrap_iov', 'gssapi gssapi_krb5 krb5')
 613         conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
 614         conf.CHECK_FUNCS('''
 615 krb5_set_real_time krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
 616 krb5_set_default_tgs_ktypes krb5_principal2salt krb5_use_enctype
 617 krb5_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
 618 krb5_auth_con_setuseruserkey krb5_locate_kdc krb5_get_permitted_enctypes
 619 krb5_get_default_in_tkt_etypes krb5_free_data_contents
 620 krb5_principal_get_comp_string krb5_free_unparsed_name
 621 krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
 622 krb5_krbhst_get_addrinfo krb5_c_enctype_compare krb5_enctypes_compatible_keys
 623 krb5_crypto_init krb5_crypto_destroy krb5_decode_ap_req free_AP_REQ
 624 krb5_verify_checksum krb5_c_verify_checksum krb5_principal_compare_any_realm
 625 krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
 626 krb5_get_renewed_creds krb5_get_kdc_cred krb5_free_error_contents
 627 initialize_krb5_error_table krb5_get_init_creds_opt_alloc
 628 krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
 629 krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
 630 krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
 631 krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm''',
 632                          lib='krb5 k5crypto')
 633         conf.CHECK_DECLS('''krb5_get_credentials_for_user
 634                             krb5_auth_con_set_req_cksumtype''',
 635                             headers='krb5.h', always=True)
 636         conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h')
 637         conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h')
 638         conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h')
 639         conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h')
 640         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key', headers='krb5.h',
 641                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
 642         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock', headers='krb5.h',
 643                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
 644         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic', headers='krb5.h',
 645                                     define='HAVE_MAGIC_IN_KRB5_ADDRESS')
 646         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype', headers='krb5.h',
 647                                     define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
 648         conf.CHECK_STRUCTURE_MEMBER('krb5_ticket', 'enc_part2', headers='krb5.h',
 649                                     define='HAVE_KRB5_TKT_ENC_PART2')
 650         conf.CHECK_STRUCTURE_MEMBER('krb5_creds', 'keyblock', headers='krb5.h',
 651                                     define='HAVE_KRB5_KEYBLOCK_IN_CREDS')
 652         conf.CHECK_STRUCTURE_MEMBER('krb5_creds', 'session', headers='krb5.h',
 653                                     define='HAVE_KRB5_SESSION_IN_CREDS')
 654         conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket', headers='krb5.h',
 655                                     define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
 656
 657         conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h')
 658
 659         conf.CHECK_CODE('''
 660 krb5_ticket ticket;
 661 krb5_kvno kvno;
 662 krb5_enctype enctype;
 663 enctype = ticket.enc_part.enctype;
 664 kvno = ticket.enc_part.kvno;
 665 ''',
 666                         'KRB5_TICKET_HAS_KEYINFO',
 667                         headers='krb5.h', link=False,
 668                         msg="Checking whether the krb5_ticket structure contains the kvno and enctype")
 669         conf.CHECK_CODE('''
 670 krb5_context ctx;
 671 krb5_get_init_creds_opt *opt = NULL;
 672 krb5_get_init_creds_opt_free(ctx, opt);
 673 ''',
 674                         'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
 675                         headers='krb5.h', link=False,
 676                         msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
 677         conf.CHECK_CODE('krb5_mk_error(0,0,0)',
 678                         'HAVE_SHORT_KRB5_MK_ERROR_INTERFACE',
 679                         headers='krb5.h', link=False,
 680                         msg="Checking whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal")
 681         conf.CHECK_CODE('''
 682 const krb5_data *pkdata;
 683 krb5_context context;
 684 krb5_principal principal;
 685 pkdata = krb5_princ_component(context, principal, 0);
 686 ''',
 687                         'HAVE_KRB5_PRINC_COMPONENT',
 688                         headers='krb5.h', lib='krb5',
 689                         msg="Checking whether krb5_princ_component is available")
 690
 691         conf.CHECK_CODE('''
 692 int main(void) {
 693 char buf[256];
 694 krb5_enctype_to_string(1, buf, 256);
 695 return 0;
 696 }''',
 697                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
 698                         headers='krb5.h', lib='krb5 k5crypto',
 699                         addmain=False, cflags='-Werror',
 700                         msg="Checking whether krb5_enctype_to_string takes size_t argument")
 701
 702         conf.CHECK_CODE('''
 703 int main(void) {
 704 krb5_context context = NULL;
 705 char *str = NULL;
 706 krb5_enctype_to_string(context, 1, &str);
 707 if (str) free (str);
 708 return 0;
 709 }''',
 710                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
 711                         headers='krb5.h stdlib.h', lib='krb5',
 712                         addmain=False, cflags='-Werror',
 713                         msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
 714         conf.CHECK_CODE('''
 715 int main(void) {
 716 krb5_context ctx = NULL;
 717 krb5_principal princ = NULL;
 718 const char *str = krb5_princ_realm(ctx, princ)->data;
 719 return 0;
 720 }''',
 721                         'HAVE_KRB5_PRINC_REALM',
 722                         headers='krb5.h', lib='krb5',
 723                         addmain=False,
 724                         msg="Checking whether the macro krb5_princ_realm is defined")
 725         conf.CHECK_CODE('''
 726 int main(void) {
 727     krb5_context context;
 728     krb5_principal principal;
 729     const char *realm; realm = krb5_principal_get_realm(context, principal);
 730     return 0;
 731 }''',
 732                         'HAVE_KRB5_PRINCIPAL_GET_REALM',
 733                         headers='krb5.h', lib='krb5',
 734                         addmain=False,
 735                         msg="Checking whether krb5_principal_get_realm is defined")
 736         if conf.CHECK_CODE('''krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);''',
 737                         'KRB5_VERIFY_CHECKSUM_ARGS',
 738                         headers='krb5.h', lib='krb5',
 739                         msg="Checking whether krb5_verify_checksum takes 7 arguments"):
 740             conf.DEFINE('KRB5_VERIFY_CHECKSUM_ARGS', '7')
 741         else:
 742             conf.DEFINE('KRB5_VERIFY_CHECKSUM_ARGS', '6')
 743
 744         conf.CHECK_CODE('''
 745 krb5_enctype enctype;
 746 enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
 747 ''',
 748             '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
 749             headers='krb5.h', lib='krb5',
 750             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
 751         conf.CHECK_CODE('''
 752 krb5_keytype keytype;
 753 keytype = KEYTYPE_ARCFOUR_56;
 754 ''',
 755             '_HAVE_KEYTYPE_ARCFOUR_56',
 756             headers='krb5.h', lib='krb5',
 757             msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
 758         if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
 759             conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
 760
 761         conf.CHECK_CODE('''
 762 krb5_enctype enctype;
 763 enctype = ENCTYPE_ARCFOUR_HMAC;
 764 ''',
 765             'HAVE_ENCTYPE_ARCFOUR_HMAC',
 766             headers='krb5.h', lib='krb5',
 767             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
 768
 769         conf.CHECK_CODE('''
 770 krb5_context context;
 771 krb5_keytab keytab;
 772 krb5_init_context(&context);
 773 return krb5_kt_resolve(context, "WRFILE:api", &keytab);
 774 ''',
 775             'HAVE_WRFILE_KEYTAB',
 776             headers='krb5.h', lib='krb5', execute=True,
 777             msg="Checking whether the WRFILE:-keytab is supported");
 778
 779         # Check for KRB5_DEPRECATED handling
 780         conf.CHECK_CODE('''#define KRB5_DEPRECATED 1
 781 #include <krb5.h>''',
 782         'HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER', addmain=False,
 783         link=False,
 784         msg="Checking for KRB5_DEPRECATED define taking an identifier")
 785     else:
 786         conf.SET_TARGET_TYPE('krb5', 'EMPTY')
 787         conf.SET_TARGET_TYPE('gssapi', 'EMPTY')
 788         conf.SET_TARGET_TYPE('gssapi_krb5', 'EMPTY')
 789         conf.SET_TARGET_TYPE('com_err', 'EMPTY')
 790         conf.SET_TARGET_TYPE('k5crypto', 'EMPTY')
 791
 792     if Options.options.with_ads:
 793         use_ads=True
 794         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 795            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 796             print "arcfour-hmac-md5 encryption type not found in -lkrb5"
 797             use_ads=False
 798         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 799             print "krb5_mk_req_extended not found in -lkrb5"
 800             use_ads=False
 801         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 802            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 803             print "no CREATE_KEY_FUNCTIONS detected"
 804             use_ads=False
 805         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 806            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 807             print "no GET_ENCTYPES_FUNCTIONS detected"
 808             use_ads=False
 809         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 810            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 811             print "no KT_FREE_FUNCTION detected"
 812             use_ads=False
 813         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM') and \
 814            not conf.CONFIG_SET('HAVE_KRB5_VERIFY_CHECKSUM'):
 815             print "no KRB5_VERIFY_CHECKSUM_FUNCTION detected"
 816             use_ads=False
 817         if not conf.CONFIG_SET('KRB5_TICKET_HAS_KEYINFO'):
 818             # We only need the following functions if we can't get the enctype
 819             # and kvno out of the ticket directly (ie. on Heimdal).
 820             if not conf.CONFIG_SET('free_AP_REQ'):
 821                 print "no KRB5_AP_REQ_FREE_FUNCTION detected"
 822                 use_ads=False
 823             if not conf.CONFIG_SET('HAVE_KRB5_DECODE_AP_REQ'):
 824                 print "no KRB5_AP_REQ_DECODING_FUNCTION detected"
 825                 use_ads=False
 826         if use_ads:
 827             conf.DEFINE('WITH_ADS', '1')
 828             conf.DEFINE('HAVE_KRB5', '1')
 829             if have_gssapi:
 830                 conf.DEFINE('HAVE_GSSAPI', '1')
 831         else:
 832             print "krb5 libs don't have all features required for Active Directory support"
 833             conf.undefine('HAVE_KRB5_H')
 834             conf.undefine('HAVE_GSSAPI_H')
 835             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 836             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 837
 838     if Options.options.with_utmp:
 839         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 840         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 841                                     define='HAVE_UT_UT_NAME')
 842         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 843                                     define='HAVE_UT_UT_USER')
 844         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 845                                     define='HAVE_UT_UT_ID')
 846         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 847                                     define='HAVE_UT_UT_HOST')
 848         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 849                                     define='HAVE_UT_UT_TIME')
 850         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 851                                     define='HAVE_UT_UT_TV')
 852         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 853                                     define='HAVE_UT_UT_TYPE')
 854         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 855                                     define='HAVE_UT_UT_PID')
 856         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 857                                     define='HAVE_UT_UT_EXIT')
 858         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr_v6', headers='utmp.h',
 859                                     define='HAVE_UT_UT_ADDR_V6')
 860         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr', headers='utmp.h',
 861                                     define='HAVE_UT_UT_ADDR')
 862         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 863                                     define='HAVE_UX_UT_SYSLEN')
 864         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 865                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 866                         msg="Checking whether pututline returns pointer")
 867         conf.DEFINE('WITH_UTMP', 1)
 868
 869     if Options.options.with_avahi:
 870         conf.env.with_avahi = True
 871         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 872         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 873         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 874         if conf.env.with_avahi:
 875             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 876     else:
 877         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 878         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 879
 880     if Options.options.with_iconv:
 881         conf.env.with_iconv = True
 882         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 883             conf.env.with_iconv = False
 884         if conf.env.with_iconv:
 885             conf.DEFINE('HAVE_ICONV', 1)
 886
 887     if Options.options.with_pam:
 888         use_pam=True
 889         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 890         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 891             print "--with-pam=yes but pam_appl.h not found"
 892             use_pam=False
 893         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 894         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 895         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 896             print "--with-pam=yes but pam_modules.h not found"
 897             use_pam=False
 898         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 899         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 900         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 901         conf.CHECK_CODE('''
 902 #if defined(HAVE_SECURITY_PAM_APPL_H)
 903 #include <security/pam_appl.h>
 904 #elif defined(HAVE_PAM_PAM_APPL_H)
 905 #include <pam/pam_appl.h>
 906 #endif
 907 pam_set_item(0, PAM_RHOST, 0);
 908 ''',
 909             'HAVE_PAM_RHOST',
 910             lib='pam',
 911             msg="Checking whether PAM_RHOST is available");
 912         conf.CHECK_CODE('''
 913 #if defined(HAVE_SECURITY_PAM_APPL_H)
 914 #include <security/pam_appl.h>
 915 #elif defined(HAVE_PAM_PAM_APPL_H)
 916 #include <pam/pam_appl.h>
 917 #endif
 918 pam_set_item(0, PAM_TTY, 0);
 919 ''',
 920             'HAVE_PAM_TTY',
 921             lib='pam',
 922             msg="Checking whether PAM_TTY is available");
 923         conf.CHECK_CODE('''
 924 #if (!defined(LINUX))
 925
 926 #define PAM_EXTERN extern
 927 #if defined(HAVE_SECURITY_PAM_APPL_H)
 928 #include <security/pam_appl.h>
 929 #elif defined(HAVE_PAM_PAM_APPL_H)
 930 #include <pam/pam_appl.h>
 931 #endif
 932
 933 #endif
 934
 935 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 936 #include <security/pam_modules.h>
 937 #elif defined(HAVE_PAM_PAM_MODULES_H)
 938 #include <pam/pam_modules.h>
 939 #endif
 940
 941 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 942 #include <security/_pam_macros.h>
 943 #elif defined(HAVE_PAM__PAM_MACROS_H)
 944 #include <pam/_pam_macros.h>
 945 #endif
 946
 947 #ifdef HAVE_SECURITY_PAM_EXT_H
 948 #include <security/pam_ext.h>
 949 #endif
 950
 951 int i; i = PAM_RADIO_TYPE;
 952 ''',
 953             'HAVE_PAM_RADIO_TYPE',
 954             lib='pam',
 955             msg="Checking whether PAM_RADIO_TYPE is available");
 956         if use_pam:
 957             conf.DEFINE('WITH_PAM', 1)
 958             conf.DEFINE('WITH_PAM_MODULES', 1)
 959
 960     seteuid = False
 961     if not seteuid:
 962         seteuid = conf.CHECK_CODE('''
 963                                 #define AUTOCONF_TEST 1
 964                                 #define USE_SETREUID 1
 965                                 #include "./lib/util_sec.c"
 966                                 ''',
 967                                 'USE_SETREUID',
 968                                 addmain=False,
 969                                 execute=True,
 970                                 msg="Checking whether setreuid is available")
 971     if not seteuid:
 972         seteuid = conf.CHECK_CODE('''
 973                                 #define AUTOCONF_TEST 1
 974                                 #define USE_SETRESUID 1
 975                                 #include "./lib/util_sec.c"
 976                                 ''',
 977                                 'USE_SETRESUID',
 978                                 addmain=False,
 979                                 execute=True,
 980                                 msg="Checking whether setresuid is available")
 981     if not seteuid:
 982         seteuid = conf.CHECK_CODE('''
 983                                 #define AUTOCONF_TEST 1
 984                                 #define USE_SETEUID 1
 985                                 #include "./lib/util_sec.c"
 986                                 ''',
 987                                 'USE_SETEUID',
 988                                 addmain=False,
 989                                 execute=True,
 990                                 msg="Checking whether seteuid is available")
 991     if not seteuid:
 992         seteuid = conf.CHECK_CODE('''
 993                                 #define AUTOCONF_TEST 1
 994                                 #define USE_SETUIDX 1
 995                                 #include "./lib/util_sec.c"
 996                                 ''',
 997                                 'USE_SETUIDX',
 998                                 addmain=False,
 999                                 execute=True,
1000                                 mandatory=True,
1001                                 msg="Checking whether setuidx is available")
1002     if Options.options.with_dnsupdate:
1003         conf.CHECK_HEADERS('uuid/uuid.h')
1004         conf.CHECK_FUNCS_IN('uuid_generate', 'uuid')
1005         if not conf.CONFIG_SET('HAVE_UUID_UUID_H') and not conf.CONFIG_SET('HAVE_UUID_GENERATE'):
1006             print "--with-dnsupdate=yes but uuid support not sufficient"
1007         elif not conf.CONFIG_SET('HAVE_GSSAPI'):
1008             print "--with-dnsupdate=yes but gssapi support not sufficient"
1009         else:
1010             conf.DEFINE('WITH_DNS_UPDATES', 1)
1011     else:
1012         conf.SET_TARGET_TYPE('uuid', 'EMPTY')
1013     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
1014     if Options.options.developer:
1015         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
1016             conf.DEFINE('VALGRIND', '1')
1017
1018     if conf.CHECK_CODE('''
1019 #include <bits/sockaddr.h>
1020 #include <linux/netlink.h>
1021 ''',
1022                 'HAVE_LINUX_NETLINK_H',
1023                 msg="Checking whether Linux netlink is available"):
1024         conf.CHECK_CODE('''
1025 #include <bits/sockaddr.h>
1026 #include <linux/netlink.h>
1027 #include <linux/rtnetlink.h>
1028 ''',
1029                 'HAVE_LINUX_RTNETLINK_H',
1030                 msg='Checking whether Linux rtnetlink is available')
1031     if conf.CHECK_TYPE('struct dirent64', headers='sys/types.h dirent.h') and conf.CONFIG_SET('HAVE_READDIR64'):
1032         conf.DEFINE('HAVE_STRUCT_DIRENT64', '1')
1033     else:
1034         conf.undefine('HAVE_STRUCT_DIRENT64')
1035
1036     conf.CHECK_CODE('''
1037 #include "../tests/fcntl_lock.c"
1038 ''',
1039                 'HAVE_FCNTL_LOCK',
1040                 addmain=False,
1041                 execute=True,
1042                 msg='Checking whether fcntl locking is available')
1043
1044     conf.CHECK_CODE('''
1045 #include "../tests/fcntl_lock64.c"
1046 ''',
1047                 'HAVE_BROKEN_FCNTL64_LOCKS',
1048                 addmain=False,
1049                 execute=True,
1050                 msg='Checking whether fcntl64 locks are broken')
1051
1052     if not conf.CONFIG_SET('HAVE_BROKEN_FCNTL64_LOCKS'):
1053         conf.CHECK_CODE('''
1054 #if defined(HAVE_UNISTD_H)
1055 #include <unistd.h>
1056 #endif
1057 #include <stdio.h>
1058 #include <stdlib.h>
1059
1060 #ifdef HAVE_FCNTL_H
1061 #include <fcntl.h>
1062 #endif
1063
1064 #ifdef HAVE_SYS_FCNTL_H
1065 #include <sys/fcntl.h>
1066 #endif
1067 main() { struct flock64 fl64;
1068 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
1069 exit(0);
1070 #else
1071 exit(1);
1072 #endif
1073 }
1074 ''',
1075                 'HAVE_STRUCT_FLOCK64',
1076                 addmain=False,
1077                 execute=True,
1078                 msg="Checking whether the flock64 struct is available")
1079
1080     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1081                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1082     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1083                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1084     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1085                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1086     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1087                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1088     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1089                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1090     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1091        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1092        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1093        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1094        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1095         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1096
1097     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1098     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1099                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1100     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1101                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1102     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1103                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1104
1105     conf.CHECK_CODE('''
1106 #if defined(HAVE_UNISTD_H)
1107 #include <unistd.h>
1108 #endif
1109 #include <fcntl.h>],
1110 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1111 ''',
1112                 'HAVE_POSIX_FADVISE',
1113                 msg='Checking whether posix_fadvise is available')
1114
1115     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1116         conf.CHECK_CODE('''
1117                         #include <unistd.h>
1118                         return sysconf(%s) == -1 ? 1 : 0;
1119                         ''' % v,
1120                         'SYSCONF%s' % v,
1121                         msg='Checking whether sysconf(%s) is available' % v)
1122
1123     conf.CHECK_DECLS('__NR_inotify_init', reverse=True, headers='asm/unistd.h')
1124
1125     conf.CHECK_CODE('''
1126 #include <sys/syscall.h>
1127 #include <unistd.h>
1128 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1129                     ''',
1130                     'HAVE_DARWIN_INITGROUPS',
1131                     msg='Checking hether to use the Darwin-specific initgroups system call')
1132
1133     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1134                     'HAVE_UTIMBUF',
1135                     headers='sys/types.h utime.h',
1136                     msg='Checking whether struct utimbuf is available')
1137
1138     if conf.CHECK_CODE('''struct sigevent s;''',
1139                     'HAVE_STRUCT_SIGEVENT',
1140                     headers='sys/types.h stdlib.h stddef.h signal.h',
1141                     msg='Checking whether we have the struct sigevent'):
1142         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1143                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1144                                     headers='signal.h');
1145         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1146                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1147                                     headers='signal.h');
1148
1149     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1150                                       auth_sam auth_unix auth_winbind auth_wbc auth_server
1151                                       auth_domain auth_builtin vfs_default
1152                                       nss_info_template idmap_tdb idmap_passdb
1153                                       idmap_nss''')
1154
1155     default_shared_modules=TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1156                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1157                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850
1158                                       charset_CP437 auth_script vfs_readahead vfs_xattr_tdb
1159                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1160                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1161                                       vfs_crossrename vfs_linux_xfs_sgid
1162                                       vfs_time_audit idmap_autorid''')
1163
1164     if Options.options.developer:
1165         default_static_modules.extend(TO_LIST('pdb_ads auth_netlogond'))
1166         default_shared_modules.extend(TO_LIST('charset_weird perfcount_test'))
1167
1168     if Options.options.with_acl_support and conf.CONFIG_SET('HAVE_POSIX_ACLS'):
1169         default_static_modules.extend(TO_LIST('vfs_posixacl'))
1170
1171     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1172         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1173
1174     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1175         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1176
1177     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1178         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1179
1180     if conf.CONFIG_SET('HAVE_AIO') and (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1181         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1182
1183     if conf.CONFIG_SET('HAVE_LDAP'):
1184         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1185
1186     if conf.CONFIG_SET('DARWINOS'):
1187         default_shared_modules.extend(TO_LIST('charset_macosxfs'))
1188
1189     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1190     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1191
1192     final_static_modules = default_static_modules
1193     final_shared_modules = default_shared_modules
1194
1195     for m in explicit_static_modules:
1196         if m in final_shared_modules:
1197             final_shared_modules.remove(m)
1198         final_static_modules.append(m)
1199     for m in explicit_shared_modules:
1200         if m in final_static_modules:
1201             final_static_modules.remove(m)
1202         final_shared_modules.append(m)
1203
1204     conf.env['static_modules'] = final_static_modules
1205     conf.env['shared_modules'] = final_shared_modules
1206
1207     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1208
1209     static_list = {}
1210     shared_list = {}
1211
1212     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1213     conf.env['MODULE_PREFIXES'] = prefixes
1214     for p in prefixes:
1215         for m in final_static_modules:
1216             if m.find(p) == 0:
1217                 if not p in static_list:
1218                     static_list[p] = []
1219                 static_list[p].append(m)
1220         for m in final_shared_modules:
1221             if m.find(p) == 0:
1222                 if not p in shared_list:
1223                     shared_list[p] = []
1224                 shared_list[p].append(m)
1225
1226     for p in prefixes:
1227         static_env = "%s_STATIC" % p.upper()
1228         shared_env = "%s_SHARED" % p.upper()
1229         conf.env[static_env] = []
1230         conf.env[shared_env] = []
1231         if p in static_list:
1232             decl_list=""
1233             for entry in static_list[p]:
1234                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1235                 conf.env[static_env].append('%s' % entry)
1236             decl_list = decl_list.rstrip()
1237             conf.DEFINE('static_decl_%s' % p, decl_list)
1238             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1239         else:
1240             conf.DEFINE('static_decl_%s' % p, '')
1241             conf.DEFINE('static_init_%s' % p, '{}')
1242         if p in shared_list:
1243             for entry in shared_list[p]:
1244                 conf.DEFINE('%s_init' % entry, 'init_samba_module')
1245                 conf.env[shared_env].append('%s' % entry)
1246
1247     conf.SAMBA_CONFIG_H('include/config.h')
1248
1249 def ctags(ctx):
1250     "build 'tags' file using ctags"
1251     import Utils
1252     source_root = os.path.dirname(Utils.g_module.root_path)
1253     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1254     print("Running: %s" % cmd)
1255     os.system(cmd)