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 default_prefix = 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                          "May include !module to disable 'module'. "+
  21                          "Can be '!FORCED' to disable all non-required static only modules. "+
  22                          "Can be '!DEFAULT' to disable all modules defaulting to a static build. "+
  23                          "Can be 'ALL' to build all default shared modules static. "+
  24                          "The most specific one wins, while the order is ignored "+
  25                          "and --with-static-modules is evaluated before "+
  26                          "--with-shared-modules"),
  27                    action="store", dest='static_modules', default=None)
  28     opt.add_option('--with-shared-modules',
  29                    help=("Comma-separated list of names of modules to build shared. "+
  30                          "May include !module to disable 'module'. "+
  31                          "Can be '!FORCED' to disable all non-required shared only modules. "+
  32                          "Can be '!DEFAULT' to disable all modules defaulting to a shared build. "+
  33                          "Can be 'ALL' to build all default static modules shared. "+
  34                          "The most specific one wins, while the order is ignored "+
  35                          "and --with-static-modules is evaluated before "+
  36                          "--with-shared-modules"),
  37                    action="store", dest='shared_modules', default=None)
  38
  39     opt.SAMBA3_ADD_OPTION('winbind')
  40     opt.SAMBA3_ADD_OPTION('ads')
  41     opt.SAMBA3_ADD_OPTION('ldap')
  42     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  43     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  44     opt.SAMBA3_ADD_OPTION('pam')
  45     opt.SAMBA3_ADD_OPTION('quotas')
  46     opt.SAMBA3_ADD_OPTION('sendfile-support')
  47     opt.SAMBA3_ADD_OPTION('utmp')
  48     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable", default=True)
  49     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  50     opt.SAMBA3_ADD_OPTION('iconv')
  51     opt.SAMBA3_ADD_OPTION('acl-support')
  52     opt.SAMBA3_ADD_OPTION('dnsupdate')
  53     opt.SAMBA3_ADD_OPTION('syslog')
  54     opt.SAMBA3_ADD_OPTION('automount')
  55     opt.SAMBA3_ADD_OPTION('dmapi', default=None) # None means autodetection
  56     opt.SAMBA3_ADD_OPTION('fam', default=None) # None means autodetection
  57     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  58     opt.SAMBA3_ADD_OPTION('libarchive', default=None)
  59
  60     opt.SAMBA3_ADD_OPTION('cluster-support', default=False)
  61
  62     opt.SAMBA3_ADD_OPTION('regedit', default=None)
  63
  64     opt.SAMBA3_ADD_OPTION('fake-kaserver',
  65                           help=("Include AFS fake-kaserver support"), default=False)
  66
  67     opt.add_option('--with-libcephfs',
  68                    help=("Directory under which libcephfs is installed"),
  69                    action="store", dest='libcephfs_dir', default=None)
  70
  71     opt.SAMBA3_ADD_OPTION('glusterfs', with_name="enable", without_name="disable", default=True)
  72
  73     opt.add_option('--enable-vxfs',
  74                   help=("enable support for VxFS (default=no)"),
  75                   action="store_true", dest='enable_vxfs', default=False)
  76
  77     opt.SAMBA3_ADD_OPTION('spotlight', with_name="enable", without_name="disable", default=False)
  78
  79 def configure(conf):
  80     from samba_utils import TO_LIST
  81
  82     default_static_modules = []
  83     default_shared_modules = []
  84     required_static_modules = []
  85     forced_static_modules = []
  86     forced_shared_modules = []
  87
  88     if Options.options.developer:
  89         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  90         conf.env.developer = True
  91
  92     if sys.platform != 'openbsd5':
  93         conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  94
  95     # We crash without vfs_default
  96     required_static_modules.extend(TO_LIST('vfs_default'))
  97
  98     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  99     conf.CHECK_HEADERS('linux/falloc.h linux/ioctl.h')
 100
 101     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod')
 102     conf.CHECK_FUNCS('strtol strchr strupr chflags')
 103     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
 104     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
 105     conf.CHECK_FUNCS('innetgr')
 106     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
 107     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups syscall sysconf')
 108     conf.CHECK_FUNCS('atexit grantpt posix_openpt fallocate posix_fallocate')
 109     conf.CHECK_FUNCS('fseeko setluid')
 110     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
 111     conf.CHECK_FUNCS('fdopendir')
 112     conf.CHECK_FUNCS('fstatat')
 113     conf.CHECK_FUNCS('getpwent_r setenv clearenv strcasecmp fcvt fcvtl')
 114     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
 115     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
 116     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
 117     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
 118     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
 119     conf.CHECK_FUNCS('shmget')
 120     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
 121     #FIXME: for some reason this one still fails
 122     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
 123     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 124     conf.CHECK_FUNCS_IN('dn_expand', 'inet')
 125     conf.CHECK_DECLS('fdatasync', reverse=True)
 126     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 127
 128     if conf.CHECK_CODE('''
 129 #if defined(HAVE_UNISTD_H)
 130 #include <unistd.h>
 131 #endif
 132 long ret = splice(0,0,1,0,400,SPLICE_F_MOVE);
 133 ''',
 134         'HAVE_LINUX_SPLICE',
 135         headers='fcntl.h'):
 136         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 137
 138     # Check for inotify support (Skip if we are SunOS)
 139     #NOTE: illumos provides sys/inotify.h but is not an exact match for linux
 140     host_os = sys.platform
 141     if host_os.rfind('sunos') == -1:
 142         conf.CHECK_HEADERS('sys/inotify.h')
 143         if "HAVE_SYS_INOTIFY_H" in conf.env:
 144            conf.DEFINE('HAVE_INOTIFY', 1)
 145
 146     # Check for kernel change notify support
 147     conf.CHECK_CODE('''
 148 #ifndef F_NOTIFY
 149 #define F_NOTIFY 1026
 150 #endif
 151 main() {
 152         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 153 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 154         headers='fcntl.h signal.h',
 155         msg="Checking for kernel change notify support")
 156
 157     # Check for Linux kernel oplocks
 158     conf.CHECK_CODE('''
 159 #include <sys/types.h>
 160 #include <fcntl.h>
 161 #include <signal.h>
 162 #ifndef F_NOTIFY
 163 #define F_NOTIFY 1026
 164 #endif
 165 main() {
 166         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 167 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 168         msg="Checking for Linux kernel oplocks")
 169
 170     # Check for IRIX kernel oplock types
 171     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 172                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 173                     msg="Checking for IRIX kernel oplock types")
 174
 175     # Check for kernel share modes
 176     conf.CHECK_CODE('''
 177 #include <sys/types.h>
 178 #include <fcntl.h>
 179 #include <signal.h>
 180 #include <sys/file.h>
 181 #ifndef LOCK_MAND
 182 #define LOCK_MAND        32
 183 #define LOCK_READ        64
 184 #endif
 185 main() {
 186         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 187 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 188         msg="Checking for kernel share modes")
 189
 190     # check for fam libs
 191     samba_fam_libs=None
 192     check_for_fam=False
 193     if Options.options.with_fam is None:
 194         check_for_fam=True
 195     elif Options.options.with_fam == True:
 196         check_for_fam=True
 197
 198     if check_for_fam and conf.CHECK_HEADERS('fam.h'):
 199         if conf.CHECK_FUNCS_IN('FAMOpen2', 'fam'):
 200             samba_fam_libs='fam'
 201         elif conf.CHECK_FUNCS_IN('FAMOpen2', 'fam C'):
 202             samba_fam_libs='fam C'
 203         conf.CHECK_TYPE('enum FAMCodes', headers='fam.h',
 204             define='HAVE_FAM_H_FAMCODES_TYPEDEF',
 205             msg='Checking whether enum FAMCodes is available')
 206         conf.CHECK_FUNCS_IN('FAMNoExists', 'fam')
 207
 208     if samba_fam_libs is not None:
 209         conf.DEFINE('SAMBA_FAM_LIBS', samba_fam_libs)
 210         conf.DEFINE('HAVE_FAM', 1)
 211     else:
 212         if Options.options.with_fam == True:
 213             conf.fatal('FAM support requested, but no suitable FAM library found')
 214         elif check_for_fam:
 215             Logs.warn('no suitable FAM library found')
 216
 217     # check for libarchive (tar command in smbclient)
 218     # None means autodetect, True/False means enable/disable
 219     conf.SET_TARGET_TYPE('archive', 'EMPTY')
 220     if Options.options.with_libarchive is not False:
 221         libarchive_mandatory = Options.options.with_libarchive == True
 222         Logs.info("Checking for libarchive existence")
 223         if conf.CHECK_HEADERS('archive.h') and conf.CHECK_LIB('archive', shlib=True):
 224             conf.CHECK_FUNCS_IN('archive_read_support_filter_all archive_read_free', 'archive')
 225         elif libarchive_mandatory:
 226             conf.fatal('libarchive support requested, but not found')
 227
 228     # check for DMAPI libs
 229     if Options.options.with_dmapi == False:
 230         have_dmapi = False
 231     else:
 232         have_dmapi = True
 233         Logs.info("Checking for DMAPI library existence")
 234         samba_dmapi_lib = ''
 235         if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dm'):
 236             samba_dmapi_lib = 'dm'
 237         else:
 238             if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'jfsdm'):
 239                 samba_dmapi_lib = 'jfsdm'
 240             else:
 241                 if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dmapi'):
 242                     samba_dmapi_lib = 'dmapi'
 243                 else:
 244                     if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'xdsm'):
 245                         samba_dmapi_lib = 'xdsm'
 246         # only bother to test headers and compilation when a candidate
 247         # library has been found
 248         if samba_dmapi_lib == '':
 249             have_dmapi = False
 250             broken_dmapi = "no suitable DMAPI library found"
 251
 252         if have_dmapi:
 253             conf.CHECK_HEADERS('sys/dmi.h xfs/dmapi.h sys/jfsdmapi.h sys/dmapi.h dmapi.h')
 254             conf.CHECK_CODE('''
 255 #include <time.h>      /* needed by Tru64 */
 256 #include <sys/types.h> /* needed by AIX */
 257 #ifdef HAVE_XFS_DMAPI_H
 258 #include <xfs/dmapi.h>
 259 #elif defined(HAVE_SYS_DMI_H)
 260 #include <sys/dmi.h>
 261 #elif defined(HAVE_SYS_JFSDMAPI_H)
 262 #include <sys/jfsdmapi.h>
 263 #elif defined(HAVE_SYS_DMAPI_H)
 264 #include <sys/dmapi.h>
 265 #elif defined(HAVE_DMAPI_H)
 266 #include <dmapi.h>
 267 #endif
 268
 269 /* This link test is designed to fail on IRI 6.4, but should
 270  * succeed on Linux, IRIX 6.5 and AIX.
 271  */
 272 int main(int argc, char **argv)
 273 {
 274         char * version;
 275         dm_eventset_t events;
 276         /* This doesn't take an argument on IRIX 6.4. */
 277         dm_init_service(&version);
 278         /* IRIX 6.4 expects events to be a pointer. */
 279         DMEV_ISSET(DM_EVENT_READ, events);
 280
 281         return 0;
 282 }
 283 ''',
 284             'USEABLE_DMAPI_LIBRARY',
 285             addmain=False,
 286             execute=False,
 287             lib=samba_dmapi_lib,
 288             msg='Checking whether DMAPI lib '+samba_dmapi_lib+' can be used')
 289             if not conf.CONFIG_SET('USEABLE_DMAPI_LIBRARY'):
 290                 have_dmapi = False
 291                 broken_dmapi = "no usable DMAPI library found"
 292
 293     if have_dmapi:
 294         Logs.info("Building with DMAPI support.")
 295         conf.env['dmapi_lib'] = samba_dmapi_lib
 296         conf.DEFINE('USE_DMAPI', 1)
 297     else:
 298         if Options.options.with_dmapi == False:
 299             Logs.info("Building without DMAPI support (--without-dmapi).")
 300         elif Options.options.with_dmapi == True:
 301             Logs.error("DMAPI support not available: " + broken_dmapi)
 302             conf.fatal('DMAPI support requested but not found.');
 303         else:
 304             Logs.warn("Building without DMAPI support: " + broken_dmapi)
 305         conf.env['dmapi_lib'] = ''
 306
 307     # Check for various members of the stat structure
 308     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 309                                 headers='sys/stat.h')
 310     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 311                                 headers='sys/stat.h')
 312     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 313                                 headers='sys/types.h sys/stat.h unistd.h')
 314
 315     if "HAVE_BLKCNT_T" in conf.env:
 316         conf.CHECK_CODE('''
 317         static int test_array[1 - 2 * !(((long int)(sizeof(blkcnt_t))) <= 4)];''',
 318                 'SIZEOF_BLKCNT_T_4',
 319                 headers='replace.h sys/types.h sys/stat.h unistd.h',
 320                 msg="Checking whether blkcnt_t is 32 bit")
 321
 322     # If sizeof is 4 it can't be 8
 323     if "HAVE_BLKCNT_T" in conf.env:
 324         if not conf.CONFIG_SET('SIZEOF_BLKCNT_T_4'):
 325             conf.CHECK_CODE('''
 326             static int test_array[1 - 2 * !(((long int)(sizeof(blkcnt_t))) <= 8)];''',
 327                     'SIZEOF_BLKCNT_T_8',
 328                     headers='replace.h sys/types.h sys/stat.h unistd.h',
 329                     msg="Checking whether blkcnt_t is 64 bit")
 330
 331     # Check for POSIX capability support
 332     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 333
 334     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 335         conf.CHECK_CODE('''
 336         cap_t cap;
 337         cap_value_t vals[1];
 338         if (!(cap = cap_get_proc())) exit(1);
 339         vals[0] = CAP_CHOWN;
 340         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 341         cap_set_proc(cap);''',
 342                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 343                         headers='sys/capability.h',
 344                         msg="Checking whether POSIX capabilities are available")
 345
 346     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 347                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 348                     msg="Checking for broken nisplus include files")
 349
 350     # Check if the compiler will optimize out functions
 351     conf.CHECK_CODE('''
 352 #include <sys/types.h>
 353 size_t __unsafe_string_function_usage_here_size_t__(void);
 354 #define CHECK_STRING_SIZE(d, len) (sizeof(d) != (len) && sizeof(d) != sizeof(char *))
 355 static size_t push_string_check_fn(void *dest, const char *src, size_t dest_len) {
 356         return 0;
 357 }
 358
 359 #define push_string_check(dest, src, dest_len) \
 360     (CHECK_STRING_SIZE(dest, dest_len) \
 361     ? __unsafe_string_function_usage_here_size_t__()    \
 362     : push_string_check_fn(dest, src, dest_len))
 363
 364 int main(int argc, char **argv) {
 365     char outbuf[1024];
 366     char *p = outbuf;
 367     const char *foo = "bar";
 368     p += 31 + push_string_check(p + 31, foo, sizeof(outbuf) - (p + 31 - outbuf));
 369     return 0;
 370 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 371             addmain=False,
 372             add_headers=False,
 373             msg="Checking if the compiler will optimize out functions")
 374
 375     # Check if the compiler supports the LL suffix on long long integers
 376     # AIX needs this
 377     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 378                     headers='stdio.h',
 379                     msg="Checking for LL suffix on long long integers")
 380
 381     conf.CHECK_FUNCS('''
 382 _acl __acl atexit
 383  _chdir __chdir chflags chmod _close __close _closedir
 384 __closedir crypt16 devnm dirfd
 385 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 386 _facl __facl _fchdir
 387 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 388 _fork __fork fseeko
 389 fsetxattr _fstat __fstat fsync
 390 futimens futimes __fxstat getauthuid
 391 getcwd _getcwd __getcwd getdents __getdents getdirentries
 392 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 393 getpwanam getpwent_r getrlimit
 394 glob grantpt hstrerror initgroups innetgr
 395 llseek _llseek __llseek _lseek __lseek
 396 _lstat __lstat lutimes
 397 __lxstat memalign mknod mlock mlockall munlock munlockall
 398 _open __open _opendir __opendir
 399 pathconf poll posix_fallocate
 400 posix_memalign pread _pread __pread
 401 pwrite _pwrite __pwrite
 402 rdchk _read __read _readdir __readdir
 403 _seekdir __seekdir
 404 select setenv setgidx setgroups setlocale setluid
 405 setmntent setpgid setpriv setsid setuidx
 406 shmget shm_open
 407 _stat __stat statvfs
 408 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctl sysctlbyname
 409 __sys_llseek syslog _telldir __telldir timegm
 410 utimensat vsyslog _write __write __xstat
 411 ''')
 412
 413     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 414
 415     # FIXME: these should be tests for features, but the old build system just
 416     # checks for OSes.
 417     host_os = sys.platform
 418     Logs.info("building on %s" % host_os)
 419
 420     # Python doesn't have case switches... :/
 421     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 422     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 423
 424     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 425     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 426         if host_os.rfind('linux') > -1:
 427             conf.DEFINE('LINUX', '1')
 428         elif host_os.rfind('qnx') > -1:
 429             conf.DEFINE('QNX', '1')
 430         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 431     elif (host_os.rfind('darwin') > -1):
 432         conf.DEFINE('DARWINOS', 1)
 433         conf.ADD_CFLAGS('-fno-common')
 434         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 435     elif (host_os.rfind('freebsd') > -1):
 436         conf.DEFINE('FREEBSD', 1)
 437         if conf.CHECK_HEADERS('sunacl.h'):
 438             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
 439             conf.CHECK_FUNCS_IN(['acl'], 'sunacl')
 440         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 441     elif (host_os.rfind('irix') > -1):
 442         conf.DEFINE('IRIX', 1)
 443         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 444     elif (host_os.rfind('aix') > -1):
 445         conf.DEFINE('AIX', 1)
 446         conf.DEFINE('STAT_ST_BLOCKSIZE', 'DEV_BSIZE')
 447     elif (host_os.rfind('hpux') > -1):
 448         conf.DEFINE('HPUX', 1)
 449         conf.DEFINE('STAT_ST_BLOCKSIZE', '8192')
 450     elif (host_os.rfind('osf') > -1):
 451         conf.DEFINE('OSF1', 1)
 452         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 453
 454     # FIXME: Add more checks here.
 455     else:
 456         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 457
 458     if Options.options.with_acl_support:
 459         if (host_os.rfind('hpux') > -1):
 460                 Logs.info('Using HPUX ACLs')
 461                 conf.DEFINE('HAVE_HPUX_ACLS',1)
 462                 conf.DEFINE('POSIX_ACL_NEEDS_MASK',1)
 463                 default_static_modules.extend(TO_LIST('vfs_hpuxacl'))
 464         elif (host_os.rfind('aix') > -1):
 465                 Logs.info('Using AIX ACLs')
 466                 conf.DEFINE('HAVE_AIX_ACLS',1)
 467                 default_static_modules.extend(TO_LIST('vfs_aixacl vfs_aixacl2'))
 468         elif (host_os.rfind('darwin') > -1):
 469             Logs.warn('ACLs on Darwin currently not supported')
 470             conf.fatal("ACL support not available on Darwin/MacOS. "
 471                        "Use --without-acl-support for building without "
 472                        "ACL support. "
 473                        "ACL support is required to change permissions "
 474                        "from Windows clients.")
 475         else:
 476             conf.CHECK_FUNCS_IN(['acl_get_file'], 'acl')
 477             if conf.CHECK_CODE('''
 478 acl_t acl;
 479 int entry_id;
 480 acl_entry_t *entry_p;
 481 return acl_get_entry(acl, entry_id, entry_p);
 482 ''',
 483                         'HAVE_POSIX_ACLS',
 484                         headers='sys/types.h sys/acl.h', link=False,
 485                         msg="Checking for POSIX ACL support") :
 486                 conf.CHECK_CODE('''
 487 acl_permset_t permset_d;
 488 acl_perm_t perm;
 489 return acl_get_perm_np(permset_d, perm);
 490 ''',
 491                         'HAVE_ACL_GET_PERM_NP',
 492                         headers='sys/types.h sys/acl.h', link=True,
 493                         msg="Checking whether acl_get_perm_np() is available")
 494                 # source3/lib/sysacls.c calls posixacl_sys_acl_get_file()
 495                 required_static_modules.extend(TO_LIST('vfs_posixacl'))
 496                 conf.CHECK_VARIABLE('ACL_EVERYONE', headers='sys/acl.h')
 497             elif conf.CHECK_FUNCS_IN(['facl'], 'sec'):
 498                 Logs.info('Using solaris or UnixWare ACLs')
 499                 conf.DEFINE('HAVE_SOLARIS_UNIXWARE_ACLS',1)
 500                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
 501             elif conf.CHECK_FUNCS_IN(['acl_get_fd'], 'pacl'):
 502                 Logs.info('Using Tru64 ACLs')
 503                 conf.DEFINE('HAVE_TRU64_ACLS',1)
 504                 default_static_modules.extend(TO_LIST('vfs_tru64acl'))
 505             else:
 506                 conf.fatal("ACL support not found. Try installing libacl1-dev "
 507                            "or libacl-devel.  "
 508                            "Otherwise, use --without-acl-support to build "
 509                            "without ACL support. "
 510                            "ACL support is required to change permissions from "
 511                            "Windows clients.")
 512
 513     if conf.CHECK_FUNCS('dirfd'):
 514         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 515
 516     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 517                     'HAVE_STATFS_F_FSID',
 518                     msg="vfs_fileid checking for statfs() and struct statfs.f_fsid",
 519                     headers='sys/types.h sys/statfs.h',
 520                     execute=True)
 521
 522     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 523         conf.CHECK_CODE('''
 524                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 525                 'HAVE_LINUX_FALLOCATE',
 526                 msg="Checking whether the Linux 'fallocate' function is available",
 527                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 528         conf.CHECK_CODE('''
 529                 int ret = fallocate(0, FALLOC_FL_PUNCH_HOLE, 0, 10);''',
 530                 'HAVE_FALLOC_FL_PUNCH_HOLE',
 531                 msg="Checking whether Linux 'fallocate' supports hole-punching",
 532                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 533
 534     conf.CHECK_CODE('''
 535             int ret = lseek(0, 0, SEEK_HOLE);
 536             ret = lseek(0, 0, SEEK_DATA);''',
 537             'HAVE_LSEEK_HOLE_DATA',
 538             msg="Checking whether lseek supports hole/data seeking",
 539             headers='unistd.h sys/types.h')
 540
 541     conf.CHECK_CODE('''
 542                 ssize_t err = readahead(0,0,0x80000);''',
 543                 'HAVE_LINUX_READAHEAD',
 544                 msg="Checking whether Linux readahead is available",
 545                 headers='unistd.h fcntl.h')
 546     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 547
 548     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
 549                 'HAVE_OPENAT',
 550                 msg='Checking for openat',
 551                 headers='fcntl.h')
 552
 553     if host_os.rfind('linux') > -1:
 554         conf.CHECK_FUNCS_IN('io_submit', 'aio')
 555         conf.CHECK_CODE('''
 556 struct io_event ioev;
 557 struct iocb *ioc;
 558 io_context_t ctx;
 559 struct timespec ts;
 560 int fd;
 561 char *buf;
 562 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
 563 io_queue_init(128,&ctx);
 564 io_prep_pwrite(ioc, 1, buf, 1, 0);
 565 io_prep_pread(ioc, 1, buf, 1, 0);
 566 io_set_eventfd(ioc, fd);
 567 io_set_callback(ioc, (io_callback_t)(0));
 568 io_submit(ctx, 1, &ioc);
 569 io_getevents(ctx, 1, 1, &ioev, &ts);
 570 ''',
 571             'HAVE_LINUX_KERNEL_AIO',
 572             msg='Checking for linux kernel asynchronous io support',
 573             headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
 574             lib='aio')
 575
 576     conf.CHECK_CODE('''
 577 struct msghdr msg;
 578 union {
 579         struct cmsghdr cm;
 580         char control[CMSG_SPACE(sizeof(int))];
 581 } control_un;
 582 msg.msg_control = control_un.control;
 583 msg.msg_controllen = sizeof(control_un.control);
 584 ''',
 585         'HAVE_STRUCT_MSGHDR_MSG_CONTROL',
 586         msg='Checking if we can use msg_control for passing file descriptors',
 587         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 588     conf.CHECK_CODE('''
 589 struct msghdr msg;
 590 int fd;
 591 msg.msg_accrights = (caddr_t) &fd;
 592 msg.msg_accrightslen = sizeof(fd);
 593 ''',
 594         'HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS',
 595         msg='Checking if we can use msg_accrights for passing file descriptors',
 596         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 597
 598     if Options.options.with_winbind:
 599         conf.env.build_winbind = True
 600         conf.DEFINE('WITH_WINBIND', '1')
 601
 602     conf.find_program('awk', var='AWK')
 603
 604     conf.CHECK_HEADERS('asm/types.h')
 605
 606     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 607                     headers='unistd.h sys/types.h',
 608                     msg="Checking for major macro")
 609
 610     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 611                     headers='unistd.h sys/types.h',
 612                     msg="Checking for minor macro")
 613
 614     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 615                                 headers='unistd.h sys/types.h dirent.h',
 616                                 define='HAVE_DIRENT_D_OFF')
 617
 618     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 619     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 620         netgrent_cflags = '-Werror-implicit-function-declaration'
 621     else:
 622         netgrent_cflags = ''
 623     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 624                     msg="Checking for setnetgrent prototype",
 625                     headers='netdb.h netgroup.h',
 626                     cflags=netgrent_cflags)
 627     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 628                     msg="Checking for getnetgrent prototype",
 629                     headers='netdb.h netgroup.h',
 630                     cflags=netgrent_cflags)
 631     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 632                     msg="Checking for endnetgrent prototype",
 633                     headers='netdb.h netgroup.h',
 634                     cflags=netgrent_cflags)
 635
 636
 637     # Look for CUPS
 638     if Options.options.with_cups:
 639         conf.find_program('cups-config', var='CUPS_CONFIG')
 640         if conf.env.CUPS_CONFIG:
 641             # we would normally use --libs here, but cups-config incorrectly adds
 642             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 643             # of an in-tree heimdal kerberos
 644             conf.CHECK_CFG(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 645                            package="", uselib_store="CUPS")
 646         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 647         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 648         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 649             conf.DEFINE('HAVE_CUPS', '1')
 650         else:
 651             conf.undefine('HAVE_CUPS')
 652             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 653     else:
 654         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 655         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 656
 657     if Options.options.with_iprint:
 658         if conf.CONFIG_SET('HAVE_CUPS'):
 659             conf.DEFINE('HAVE_IPRINT', '1')
 660         else:
 661             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 662     if Options.options.with_syslog:
 663         conf.DEFINE('WITH_SYSLOG', '1')
 664     if Options.options.with_automount:
 665         conf.DEFINE('WITH_AUTOMOUNT', '1')
 666
 667     # Check for LDAP
 668     if Options.options.with_ldap:
 669         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 670         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 671         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 672         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 673
 674         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 675         # for the samba logs
 676         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 677                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 678
 679         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 680         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 681
 682         # Check if ldap_set_rebind_proc() takes three arguments
 683         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 684                            'LDAP_SET_REBIND_PROC_ARGS',
 685                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 686                            headers='ldap.h lber.h', link=False):
 687             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 688         else:
 689             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 690
 691         # last but not least, if ldap_init() exists, we want to use ldap
 692         if conf.CONFIG_SET('HAVE_LDAP_INIT') and conf.CONFIG_SET('HAVE_LDAP_H'):
 693             conf.DEFINE('HAVE_LDAP', '1')
 694             conf.DEFINE('LDAP_DEPRECATED', '1')
 695             conf.env['HAVE_LDAP'] = '1'
 696             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 697             # SASL wrapping hooks
 698             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 699                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 700                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 701         else:
 702             conf.fatal("LDAP support not found. "
 703                        "Try installing libldap2-dev or openldap-devel. "
 704                        "Otherwise, use --without-ldap to build without "
 705                        "LDAP support. "
 706                        "LDAP support is required for the LDAP passdb backend, "
 707                        "LDAP idmap backends and ADS. "
 708                        "ADS support improves communication with "
 709                        "Active Directory domain controllers.")
 710     else:
 711         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 712         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 713
 714     if Options.options.with_ads == False:
 715         use_ads = False
 716         use_ads_krb5 = False
 717         use_ads_ldap = False
 718     else:
 719         use_ads = True
 720         use_ads_krb5 = True
 721         use_ads_ldap = True
 722         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 723            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 724             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 725             use_ads_krb5 = False
 726         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 727             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 728             use_ads_krb5 = False
 729         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 730             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 731             use_ads_krb5 = False
 732         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 733             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 734             use_ads_krb5 = False
 735         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 736             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 737             use_ads_krb5 = False
 738         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 739             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 740             use_ads_krb5 = False
 741         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 742             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 743             use_ads_krb5 = False
 744         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 745             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 746             use_ads_krb5 = False
 747         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 748             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 749             use_ads_krb5 = False
 750         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
 751            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
 752             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
 753             use_ads_krb5 = False
 754         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 755            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 756             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 757             use_ads_krb5 = False
 758         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 759            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 760             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 761             use_ads_krb5 = False
 762         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 763            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 764             Logs.warn("no KT_FREE_FUNCTION detected")
 765             use_ads_krb5 = False
 766         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 767             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 768             use_ads_krb5 = False
 769
 770         # We don't actually use
 771         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 772         # clue that this Heimdal, which does the PAC processing we
 773         # need on the standard gss_inquire_sec_context_by_oid
 774         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 775             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 776                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 777             Logs.warn("need either gss_get_name_attribute or gsskrb5_extract_authz_data_from_sec_context and gss_inquire_sec_context_by_oid in -lgssapi for PAC support")
 778             use_ads_krb5 = False
 779
 780         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 781             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 782             use_ads_krb5 = False
 783
 784         if use_ads_krb5:
 785             conf.DEFINE('HAVE_KRB5', '1')
 786             conf.env['HAVE_KRB5'] = '1'
 787         else:
 788             conf.undefine('HAVE_KRB5_H')
 789             conf.undefine('HAVE_GSSAPI_H')
 790             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 791             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 792             use_ads = False
 793
 794         if not conf.CONFIG_SET('HAVE_LDAP'):
 795             use_ads = False
 796             use_ads_ldap = False
 797
 798     if use_ads:
 799         conf.DEFINE('WITH_ADS', '1')
 800         conf.env['HAVE_ADS'] = '1'
 801         Logs.info("Building with Active Directory support.")
 802         # these have broken dependencies
 803         forced_shared_modules.extend(TO_LIST('idmap_ad idmap_rfc2307'))
 804     elif Options.options.with_ads == False:
 805         Logs.info("Building without Active Directory support (--without-ads).")
 806     else:
 807         if not use_ads_krb5:
 808             Logs.warn("Active Directory support not available: krb5 libs don't have all required features")
 809         if not use_ads_ldap:
 810             Logs.warn("Active Directory support not available: LDAP support is not available.")
 811         if Options.options.with_ads:
 812             conf.fatal("Active Directory support not found. Use --without-ads "
 813                        "for building without Active Directory support. "
 814                        "ADS support improves communication with "
 815                        "Active Directory domain controllers.")
 816         else:
 817             # this is the auto-mode case
 818             Logs.warn("Building without Active Directory support.")
 819
 820
 821     if Options.options.with_utmp:
 822         conf.env.with_utmp = True
 823         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
 824         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 825         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 826                                     define='HAVE_UT_UT_NAME')
 827         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 828                                     define='HAVE_UT_UT_USER')
 829         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 830                                     define='HAVE_UT_UT_ID')
 831         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 832                                     define='HAVE_UT_UT_HOST')
 833         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 834                                     define='HAVE_UT_UT_TIME')
 835         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 836                                     define='HAVE_UT_UT_TV')
 837         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 838                                     define='HAVE_UT_UT_TYPE')
 839         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 840                                     define='HAVE_UT_UT_PID')
 841         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 842                                     define='HAVE_UT_UT_EXIT')
 843         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 844                                     define='HAVE_UX_UT_SYSLEN')
 845         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 846                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 847                         msg="Checking whether pututline returns pointer")
 848         conf.CHECK_SIZEOF(['((struct utmp *)NULL)->ut_line'], headers='utmp.h',
 849                           define='SIZEOF_UTMP_UT_LINE', critical=False)
 850         if not conf.CONFIG_SET('SIZEOF_UTMP_UT_LINE'):
 851             conf.env.with_utmp = False
 852         elif int(conf.env.SIZEOF_UTMP_UT_LINE) < 15:
 853             conf.env.with_utmp = False
 854         if conf.env.with_utmp:
 855             conf.DEFINE('WITH_UTMP', 1)
 856         else:
 857             Logs.warn("--with-utmp but utmp support not sufficient")
 858
 859     if Options.options.with_avahi:
 860         conf.env.with_avahi = True
 861         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 862         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 863         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 864         if conf.env.with_avahi:
 865             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 866     else:
 867         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 868         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 869
 870     if Options.options.with_iconv:
 871         conf.env.with_iconv = True
 872         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 873             conf.env.with_iconv = False
 874         if conf.env.with_iconv:
 875             conf.DEFINE('HAVE_ICONV', 1)
 876
 877     if Options.options.with_pam:
 878         use_pam=True
 879         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 880         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 881             Logs.warn("--with-pam=yes but pam_appl.h not found")
 882             use_pam=False
 883         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 884         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 885         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 886             Logs.warn("--with-pam=yes but pam_modules.h not found")
 887             use_pam=False
 888         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 889         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 890         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 891         conf.CHECK_CODE('''
 892 #if defined(HAVE_SECURITY_PAM_APPL_H)
 893 #include <security/pam_appl.h>
 894 #elif defined(HAVE_PAM_PAM_APPL_H)
 895 #include <pam/pam_appl.h>
 896 #endif
 897 pam_set_item(0, PAM_RHOST, 0);
 898 ''',
 899             'HAVE_PAM_RHOST',
 900             lib='pam',
 901             msg="Checking whether PAM_RHOST is available");
 902         conf.CHECK_CODE('''
 903 #if defined(HAVE_SECURITY_PAM_APPL_H)
 904 #include <security/pam_appl.h>
 905 #elif defined(HAVE_PAM_PAM_APPL_H)
 906 #include <pam/pam_appl.h>
 907 #endif
 908 pam_set_item(0, PAM_TTY, 0);
 909 ''',
 910             'HAVE_PAM_TTY',
 911             lib='pam',
 912             msg="Checking whether PAM_TTY is available");
 913         conf.CHECK_CODE('''
 914 #if (!defined(LINUX))
 915
 916 #define PAM_EXTERN extern
 917 #if defined(HAVE_SECURITY_PAM_APPL_H)
 918 #include <security/pam_appl.h>
 919 #elif defined(HAVE_PAM_PAM_APPL_H)
 920 #include <pam/pam_appl.h>
 921 #endif
 922
 923 #endif
 924
 925 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 926 #include <security/pam_modules.h>
 927 #elif defined(HAVE_PAM_PAM_MODULES_H)
 928 #include <pam/pam_modules.h>
 929 #endif
 930
 931 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 932 #include <security/_pam_macros.h>
 933 #elif defined(HAVE_PAM__PAM_MACROS_H)
 934 #include <pam/_pam_macros.h>
 935 #endif
 936
 937 #ifdef HAVE_SECURITY_PAM_EXT_H
 938 #include <security/pam_ext.h>
 939 #endif
 940
 941 int i; i = PAM_RADIO_TYPE;
 942 ''',
 943             'HAVE_PAM_RADIO_TYPE',
 944             lib='pam',
 945             msg="Checking whether PAM_RADIO_TYPE is available");
 946         if use_pam:
 947             conf.DEFINE('WITH_PAM', 1)
 948             conf.DEFINE('WITH_PAM_MODULES', 1)
 949
 950     seteuid = False
 951
 952 #
 953 # Ensure we select the correct set of system calls on Linux.
 954 #
 955     if (host_os.rfind('linux') > -1):
 956         conf.CHECK_CODE('''
 957 #if defined(HAVE_UNISTD_H)
 958 #include <unistd.h>
 959 #endif
 960 #include <stdlib.h>
 961 #include <stdio.h>
 962 #include <sys/types.h>
 963 #include <errno.h>
 964
 965 #ifdef HAVE_SYS_PRIV_H
 966 #include <sys/priv.h>
 967 #endif
 968 #ifdef HAVE_SYS_ID_H
 969 #include <sys/id.h>
 970 #endif
 971
 972 #if defined(HAVE_SYSCALL_H)
 973 #include <syscall.h>
 974 #endif
 975
 976 #if defined(HAVE_SYS_SYSCALL_H)
 977 #include <sys/syscall.h>
 978 #endif
 979
 980 syscall(SYS_setresuid32, -1, -1, -1);
 981 syscall(SYS_setresgid32, -1, -1, -1);
 982 syscall(SYS_setreuid32, -1, -1);
 983 syscall(SYS_setregid32, -1, -1);
 984 syscall(SYS_setuid32, -1);
 985 syscall(SYS_setgid32, -1);
 986 syscall(SYS_setgroups32, 0, NULL);
 987 ''',
 988             'USE_LINUX_32BIT_SYSCALLS',
 989             msg="Checking whether Linux should use 32-bit credential calls");
 990
 991         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
 992             seteuid = conf.CHECK_CODE('''
 993                                 #define AUTOCONF_TEST 1
 994                                 #define USE_LINUX_THREAD_CREDENTIALS 1
 995                                 #define USE_LINUX_32BIT_SYSCALLS 1
 996                                 #include "../lib/util/setid.c"
 997                                 #include "./lib/util_sec.c"
 998                                 ''',
 999                                 'USE_LINUX_THREAD_CREDENTIALS',
1000                                 addmain=False,
1001                                 execute=True,
1002                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
1003         else:
1004             seteuid = conf.CHECK_CODE('''
1005                                 #define AUTOCONF_TEST 1
1006                                 #define USE_LINUX_THREAD_CREDENTIALS 1
1007                                 #include "../lib/util/setid.c"
1008                                 #include "./lib/util_sec.c"
1009                                 ''',
1010                                 'USE_LINUX_THREAD_CREDENTIALS',
1011                                 addmain=False,
1012                                 execute=True,
1013                                 msg="Checking whether we can use Linux thread-specific credentials")
1014     if not seteuid:
1015         seteuid = conf.CHECK_CODE('''
1016                                 #define AUTOCONF_TEST 1
1017                                 #define USE_SETREUID 1
1018                                 #include "../lib/util/setid.c"
1019                                 #include "./lib/util_sec.c"
1020                                 ''',
1021                                 'USE_SETREUID',
1022                                 addmain=False,
1023                                 execute=True,
1024                                 msg="Checking whether setreuid is available")
1025     if not seteuid:
1026         seteuid = conf.CHECK_CODE('''
1027                                 #define AUTOCONF_TEST 1
1028                                 #define USE_SETRESUID 1
1029                                 #include "../lib/util/setid.c"
1030                                 #include "./lib/util_sec.c"
1031                                 ''',
1032                                 'USE_SETRESUID',
1033                                 addmain=False,
1034                                 execute=True,
1035                                 msg="Checking whether setresuid is available")
1036     if not seteuid:
1037         seteuid = conf.CHECK_CODE('''
1038                                 #define AUTOCONF_TEST 1
1039                                 #define USE_SETEUID 1
1040                                 #include "../lib/util/setid.c"
1041                                 #include "./lib/util_sec.c"
1042                                 ''',
1043                                 'USE_SETEUID',
1044                                 addmain=False,
1045                                 execute=True,
1046                                 msg="Checking whether seteuid is available")
1047     if not seteuid:
1048         seteuid = conf.CHECK_CODE('''
1049                                 #define AUTOCONF_TEST 1
1050                                 #define USE_SETUIDX 1
1051                                 #include "../lib/util/setid.c"
1052                                 #include "./lib/util_sec.c"
1053                                 ''',
1054                                 'USE_SETUIDX',
1055                                 addmain=False,
1056                                 execute=True,
1057                                 mandatory=True,
1058                                 msg="Checking whether setuidx is available")
1059     if Options.options.with_dnsupdate:
1060         if not conf.CONFIG_SET('HAVE_KRB5'):
1061             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
1062         else:
1063             conf.DEFINE('WITH_DNS_UPDATES', 1)
1064     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
1065     if Options.options.developer:
1066         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
1067             conf.DEFINE('VALGRIND', '1')
1068
1069     if conf.CHECK_CODE('''
1070 #include <bits/sockaddr.h>
1071 #include <linux/netlink.h>
1072 ''',
1073                 'HAVE_LINUX_NETLINK_H',
1074                 msg="Checking whether Linux netlink is available"):
1075
1076         conf.CHECK_CODE('''
1077 #include <bits/sockaddr.h>
1078 #include <linux/netlink.h>
1079 #include <linux/rtnetlink.h>
1080 ''',
1081                 'HAVE_LINUX_RTNETLINK_H',
1082                 msg='Checking whether Linux rtnetlink is available')
1083
1084     conf.CHECK_CODE('''
1085 #include "../tests/fcntl_lock.c"
1086 ''',
1087                 'HAVE_FCNTL_LOCK',
1088                 addmain=False,
1089                 execute=True,
1090                 msg='Checking whether fcntl locking is available')
1091
1092     conf.CHECK_CODE('''
1093 #include <unistd.h>
1094 #include <sys/types.h>
1095 #include <sys/stat.h>
1096 #include <fcntl.h>
1097 #include <errno.h>
1098
1099 #define DATA "ofdtest.fcntl"
1100
1101 int main() {
1102         struct flock lck = {
1103            .l_whence = SEEK_SET,
1104            .l_type = F_WRLCK,
1105            .l_start = 0,
1106            .l_len = 1,
1107            .l_pid = 0,
1108         };
1109         int ret;
1110         int fd1;
1111         int fd2;
1112         char *testdir = getenv("TESTDIR");
1113
1114         if (testdir) {
1115            if (chdir(testdir) != 0) {
1116               goto err;
1117            }
1118         }
1119
1120         unlink(DATA);
1121         fd1 = open(DATA, O_RDWR|O_CREAT|O_EXCL, 0600);
1122         fd2 = open(DATA, O_RDWR);
1123         if (fd1 == -1 || fd2 == -1) {
1124            goto err;
1125         }
1126         ret = fcntl(fd1,F_OFD_SETLKW,&lck);
1127         if (ret == -1) {
1128           goto err;
1129         }
1130         ret = fcntl(fd2,F_OFD_SETLK,&lck);
1131         if (ret != -1) {
1132           goto err;
1133         }
1134         if (errno != EAGAIN) {
1135           goto err;
1136         }
1137         ret = fcntl(fd2,F_OFD_GETLK,&lck);
1138         if (ret == -1) {
1139           goto err;
1140         }
1141         unlink(DATA);
1142         exit(0);
1143 err:
1144         unlink(DATA);
1145         exit(1);
1146 }''',
1147             'HAVE_OFD_LOCKS',
1148             addmain=False,
1149             execute=True,
1150             msg="Checking whether fcntl lock supports open file description locks")
1151
1152 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
1153     if not conf.CHECK_CODE('''
1154 #define _XOPEN_SOURCE 600
1155 #include <stdlib.h>
1156 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
1157 #error probably broken posix_fallocate
1158 #endif
1159 ''',
1160                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
1161                            msg='Checking for broken posix_fallocate'):
1162         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
1163
1164
1165     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1166                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1167     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1168                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1169     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1170                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1171     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1172                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1173     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1174                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1175     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1176        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1177        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1178        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1179        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1180         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1181
1182     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1183     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1184                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1185     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1186                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1187     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1188                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1189
1190     conf.CHECK_CODE('''
1191 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1192 ''',
1193                 'HAVE_POSIX_FADVISE',
1194                 msg='Checking whether posix_fadvise is available',
1195                 headers='unistd.h fcntl.h')
1196
1197     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1198         conf.CHECK_CODE('''
1199                         #include <unistd.h>
1200                         return sysconf(%s) == -1 ? 1 : 0;
1201                         ''' % v,
1202                         'SYSCONF%s' % v,
1203                         msg='Checking whether sysconf(%s) is available' % v)
1204
1205     conf.CHECK_CODE('''
1206 #include <sys/syscall.h>
1207 #include <unistd.h>
1208 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1209                     ''',
1210                     'HAVE_DARWIN_INITGROUPS',
1211                     msg='Checking whether to use the Darwin-specific initgroups system call')
1212
1213     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1214                     'HAVE_UTIMBUF',
1215                     headers='sys/types.h utime.h',
1216                     msg='Checking whether struct utimbuf is available')
1217
1218     if conf.CHECK_CODE('''struct sigevent s;''',
1219                     'HAVE_STRUCT_SIGEVENT',
1220                     headers='sys/types.h stdlib.h stddef.h signal.h',
1221                     msg='Checking whether we have the struct sigevent'):
1222         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1223                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1224                                     headers='signal.h');
1225         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1226                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1227                                     headers='signal.h');
1228
1229     if os.path.exists('/proc/sys/kernel/core_pattern'):
1230         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
1231
1232     if conf.CHECK_CODE('''
1233 #include <time.h>
1234 main() {
1235         struct tm *tm;
1236         if (sizeof(time_t) == 8) {
1237                 time_t max_time = 0x7fffffffffffffffll;
1238                 tm = gmtime(&max_time);
1239                 /* This should fail with 32-bit tm_year. */
1240                 if (tm == NULL) {
1241                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1242                         max_time = 67768036191676799ll;
1243                         tm = gmtime(&max_time);
1244                         if (tm) {
1245                                 exit(0);
1246                         }
1247                 }
1248         }
1249         exit(1);
1250 }''',
1251         '__TIME_T_MAX',
1252         addmain=False,
1253         execute=True,
1254         msg="Checking for the maximum value of the 'time_t' type"):
1255             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1256
1257     conf.CHECK_CODE('''
1258 #if defined(HAVE_UNISTD_H)
1259 #include <unistd.h>
1260 #endif
1261 #include <sys/types.h>
1262 main() { dev_t dev = makedev(1,2); return 0; }
1263 ''',
1264         'HAVE_MAKEDEV',
1265         addmain=False,
1266         msg='Checking whether the macro for makedev is available')
1267
1268     conf.CHECK_CODE('''
1269 #include <stdio.h>
1270 #include <limits.h>
1271 #include <signal.h>
1272
1273 void exit_on_core(int ignored) {
1274         exit(1);
1275 }
1276
1277 main() {
1278         char *newpath;
1279         signal(SIGSEGV, exit_on_core);
1280         newpath = realpath("/tmp", NULL);
1281         exit((newpath != NULL) ? 0 : 1);
1282 }
1283 ''',
1284         'REALPATH_TAKES_NULL',
1285         addmain=False,
1286         execute=True,
1287         msg='Checking whether the realpath function allows a NULL argument')
1288
1289     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1290                     'HAVE_FTRUNCATE_EXTEND',
1291                     msg='Checking for ftruncate extend',
1292                     addmain=False,
1293                     execute=True)
1294
1295     if Options.options.with_sendfile_support:
1296         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):
1297             conf.CHECK_CODE('''
1298                             int tofd, fromfd;
1299                             off_t offset;
1300                             size_t total;
1301                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1302                             ''',
1303                             '_HAVE_SENDFILE',
1304                             headers='sys/sendfile.h',
1305                             msg='Checking for linux sendfile support')
1306
1307             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1308                 conf.DEFINE('HAVE_SENDFILE', '1')
1309                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1310                 conf.DEFINE('WITH_SENDFILE', '1')
1311         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1312             conf.CHECK_CODE('''
1313                             #include <sys/types.h>
1314                             #include <unistd.h>
1315                             #include <sys/socket.h>
1316                             #include <sys/uio.h>
1317                             int fromfd, tofd, ret, total=0;
1318                             off_t offset, nwritten;
1319                             struct sf_hdtr hdr;
1320                             struct iovec hdtrl;
1321                             hdr.headers = &hdtrl;
1322                             hdr.hdr_cnt = 1;
1323                             hdr.trailers = NULL;
1324                             hdr.trl_cnt = 0;
1325                             hdtrl.iov_base = NULL;
1326                             hdtrl.iov_len = 0;
1327                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1328                             ''',
1329                             '_HAVE_SENDFILE',
1330                             msg='Checking for freebsd sendfile support')
1331             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1332                 conf.DEFINE('HAVE_SENDFILE', '1')
1333                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1334                 conf.DEFINE('WITH_SENDFILE', '1')
1335         elif (host_os.rfind('darwin') > -1):
1336             conf.CHECK_CODE('''
1337                             #include <sys/types.h>
1338                             #include <sys/socket.h>
1339                             #include <sys/uio.h>
1340                             int fromfd, tofd, ret;
1341                             off_t offset, nwritten;
1342                             struct sf_hdtr hdr;
1343                             struct iovec hdtrl;
1344                             hdr.headers = &hdtrl;
1345                             hdr.hdr_cnt = 1;
1346                             hdr.trailers = (void *)0;
1347                             hdr.trl_cnt = 0;
1348                             hdtrl.iov_base = (void *)0;
1349                             hdtrl.iov_len = 0;
1350                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1351                             ''',
1352                             '_HAVE_SENDFILE',
1353                             msg='Checking for darwin sendfile support')
1354             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1355                 conf.DEFINE('HAVE_SENDFILE', '1')
1356                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1357                 conf.DEFINE('WITH_SENDFILE', '1')
1358         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1359             conf.CHECK_CODE('''
1360                             #include <sys/socket.h>
1361                             #include <sys/uio.h>
1362                             int fromfd, tofd;
1363                             size_t total=0;
1364                             struct iovec hdtrl[2];
1365                             ssize_t nwritten;
1366                             off_t offset;
1367                             hdtrl[0].iov_base = 0;
1368                             hdtrl[0].iov_len = 0;
1369                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1370                             ''',
1371                             '_HAVE_SENDFILE',
1372                             msg='Checking for osf/hpux sendfile support')
1373             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1374                 conf.DEFINE('HAVE_SENDFILE', '1')
1375                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1376                 conf.DEFINE('WITH_SENDFILE', '1')
1377         elif (host_os.rfind('solaris') > -1):
1378             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1379             conf.CHECK_CODE('''
1380                             #include <sys/sendfile.h>,
1381                             int sfvcnt;
1382                             size_t xferred;
1383                             struct sendfilevec vec[2];
1384                             ssize_t nwritten;
1385                             int tofd;
1386                             sfvcnt = 2;
1387                             vec[0].sfv_fd = SFV_FD_SELF;
1388                             vec[0].sfv_flag = 0;
1389                             vec[0].sfv_off = 0;
1390                             vec[0].sfv_len = 0;
1391                             vec[1].sfv_fd = 0;
1392                             vec[1].sfv_flag = 0;
1393                             vec[1].sfv_off = 0;
1394                             vec[1].sfv_len = 0;
1395                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1396                             ''',
1397                             '_HAVE_SENDFILEV',
1398                             msg='Checking for solaris sendfilev support')
1399             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1400                 conf.DEFINE('HAVE_SENDFILEV', '1')
1401                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1402                 conf.DEFINE('WITH_SENDFILE', '1')
1403         elif (host_os.rfind('aix') > -1):
1404             conf.CHECK_CODE('''
1405                             #include <sys/socket.h>
1406                             int fromfd, tofd;
1407                             size_t total=0;
1408                             struct sf_parms hdtrl;
1409                             ssize_t nwritten;
1410                             hdtrl.header_data = 0;
1411                             hdtrl.header_length = 0;
1412                             hdtrl.file_descriptor = fromfd;
1413                             hdtrl.file_offset = 0;
1414                             hdtrl.file_bytes = 0;
1415                             hdtrl.trailer_data = 0;
1416                             hdtrl.trailer_length = 0;
1417                             nwritten = send_file(&tofd, &hdtrl, 0);
1418                             ''',
1419                             '_HAVE_SENDFILE',
1420                             msg='Checking for AIX send_file support')
1421             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1422                 conf.DEFINE('HAVE_SENDFILE', '1')
1423                 conf.DEFINE('AIX_SENDFILE_API', '1')
1424                 conf.DEFINE('WITH_SENDFILE', '1')
1425
1426     # Check for getcwd allowing a NULL arg.
1427     conf.CHECK_CODE('''
1428 #include <unistd.h>
1429 main() {
1430         char *s = getcwd(NULL,0);
1431         exit(s != NULL ?  0 : 1);
1432 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1433         msg="getcwd takes a NULL argument")
1434
1435
1436     # UnixWare 7.x has its getspnam in -lgen
1437     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1438     conf.CHECK_FUNCS_IN('getspnam', 'security')
1439     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1440
1441     legacy_quota_libs = ''
1442     if Options.options.with_quotas:
1443         # For quotas on Veritas VxFS filesystems
1444         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1445         # For sys/quota.h and linux/quota.h
1446         conf.CHECK_HEADERS('sys/quota.h')
1447         # For quotas on BSD systems
1448         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1449         # For quotas on Linux XFS filesystems
1450         if conf.CHECK_HEADERS('xfs/xqm.h'):
1451             conf.DEFINE('HAVE_XFS_QUOTAS', '1')
1452         else:
1453             # For Irix XFS
1454             conf.CHECK_CODE('''
1455                 #include "confdefs.h"
1456                 #ifdef HAVE_SYS_TYPES_H
1457                 #include <sys/types.h>
1458                 #endif
1459                 #ifdef HAVE_ASM_TYPES_H
1460                 #include <asm/types.h>
1461                 #endif
1462                 #include <sys/quota.h>
1463                 int i = Q_XGETQUOTA;''',
1464                 define='HAVE_XFS_QUOTAS',
1465                 msg='for XFS QUOTA in <sys/quota.h>',
1466                 execute=False,
1467                 local_include=False)
1468
1469         # For IRIX like dqb_isoftlimit instead of dqb_fsoftlimit in struc dqblk
1470         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_fsoftlimit', define='HAVE_DQB_FSOFTLIMIT',
1471                                 headers='sys/quota.h')
1472         #darwin style quota bytecount
1473         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_curbytes', define='HAVE_STRUCT_DQBLK_DQB_CURBYTES',
1474                                 headers='sys/quota.h')
1475         if conf.CHECK_HEADERS('rpcsvc/rquota.h'):
1476             conf.DEFINE('HAVE_NFS_QUOTAS', '1')
1477             conf.CHECK_STRUCTURE_MEMBER('struct getquota_rslt', 'getquota_rslt_u',
1478                                         define='HAVE_GETQUOTA_RSLT_GETQUOTA_RSLT_U',
1479                                         headers='rpcsvc/rquota.h')
1480
1481         if (host_os.rfind('linux') > -1):
1482             conf.DEFINE('HAVE_QUOTACTL_LINUX', '1')
1483         elif not conf.CONFIG_SET("HAVE_XFS_QUOTAS"):
1484             if not conf.CHECK_CODE('''
1485                 #define HAVE_QUOTACTL_4A 1
1486                 #define AUTOCONF_TEST 1
1487                 #include "../tests/sysquotas.c"
1488                 ''',
1489                                    cflags=conf.env['WERROR_CFLAGS'],
1490                                    define='HAVE_QUOTACTL_4A',
1491                                    msg='for QUOTACTL_4A: long quotactl(int cmd, char *special, qid_t id, caddr_t addr)',
1492                                    execute=True,
1493                                    addmain=False):
1494
1495                 conf.CHECK_CODE('''
1496                 #define HAVE_QUOTACTL_4B 1
1497                 #define AUTOCONF_TEST 1
1498                 #include "../tests/sysquotas.c"
1499                 ''',
1500                                 cflags=conf.env['WERROR_CFLAGS'],
1501                                 define='HAVE_QUOTACTL_4B',
1502                                 msg='for QUOTACTL_4B:  int quotactl(const char *path, int cmd, int id, char *addr)',
1503                                 execute=True,
1504                                 addmain=False)
1505
1506         conf.CHECK_CODE('''
1507                      clnt_create("", RQUOTAPROG, RQUOTAVERS, "udp");
1508 ''',
1509                         headers="rpc/rpc.h rpc/types.h rpcsvc/rquota.h rpc/nettype.h rpc/xdr.h",
1510                         define='HAVE_NFS_QUOTAS',
1511                         msg='for NFS QUOTAS',
1512                         execute=True,
1513                         local_include=False)
1514
1515         if conf.CONFIG_SET('HAVE_QUOTACTL_LINUX') or \
1516            conf.CONFIG_SET('HAVE_QUOTACTL_4A') or \
1517            conf.CONFIG_SET('HAVE_QUOTACTL_4B') or \
1518            conf.CONFIG_SET('HAVE_XFS_QUOTAS'):
1519             conf.DEFINE('HAVE_SYS_QUOTAS', '1')
1520             conf.DEFINE('WITH_QUOTAS', '1')
1521
1522         #
1523         # check if Legacy quota code can be brought in
1524         # if standard interfaces are not supported
1525         #
1526         if not conf.CONFIG_SET('WITH_QUOTAS'):
1527             if host_os.rfind('sunos5') > -1:
1528                 conf.DEFINE('SUNOS5', '1')
1529                 legacy_quota_libs = 'nsl'
1530             conf.CHECK_CODE('''
1531             #define WITH_QUOTAS 1
1532             #define AUTOCONF_TEST 1
1533             #include "../tests/oldquotas.c"
1534             ''',
1535                             cflags=conf.env['WERROR_CFLAGS'],
1536                             define='WITH_QUOTAS',
1537                             lib=legacy_quota_libs,
1538                             msg='Checking whether legacy quota code can be used',
1539                             execute=False,
1540                             addmain=False)
1541             if not conf.CONFIG_SET('WITH_QUOTAS'):
1542                 legacy_quota_libs = ''
1543     conf.env['legacy_quota_libs'] = legacy_quota_libs
1544
1545     #
1546     # cluster support (CTDB)
1547     #
1548     if not Options.options.with_cluster_support:
1549         Logs.info("building without cluster support (--without-cluster-support)")
1550         conf.env.with_ctdb = False
1551     else:
1552         Logs.info("building with cluster support")
1553         conf.env.with_ctdb = True
1554         conf.DEFINE('CLUSTER_SUPPORT', 1)
1555
1556     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1557                     'SEEKDIR_RETURNS_VOID',
1558                     headers='sys/types.h dirent.h',
1559                     msg='Checking whether seekdir returns void')
1560
1561     if Options.options.with_profiling_data:
1562         conf.DEFINE('WITH_PROFILE', 1);
1563         conf.CHECK_FUNCS('getrusage', headers="sys/time.h sys/resource.h")
1564
1565     if Options.options.with_pthreadpool:
1566         if conf.CONFIG_SET('HAVE_PTHREAD'):
1567             conf.DEFINE('WITH_PTHREADPOOL', '1')
1568         else:
1569             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1570             conf.undefine('WITH_PTHREADPOOL')
1571
1572     if (conf.CHECK_HEADERS('linux/ioctl.h sys/ioctl.h linux/fs.h') and
1573         conf.CHECK_DECLS('FS_IOC_GETFLAGS FS_COMPR_FL', headers='linux/fs.h')):
1574             conf.DEFINE('HAVE_LINUX_IOCTL', '1')
1575
1576     conf.env['CCFLAGS_CEPHFS'] = "-D_FILE_OFFSET_BITS=64"
1577     if Options.options.libcephfs_dir:
1578         conf.env['CPPPATH_CEPHFS'] = Options.options.libcephfs_dir + '/include'
1579         conf.env['LIBPATH_CEPHFS'] = Options.options.libcephfs_dir + '/lib'
1580
1581     if conf.CHECK_HEADERS('cephfs/libcephfs.h', False, False, 'cephfs') and conf.CHECK_LIB('cephfs'):
1582         conf.DEFINE('HAVE_CEPH', '1')
1583
1584     if Options.options.with_glusterfs:
1585         conf.CHECK_CFG(package='glusterfs-api', args='"glusterfs-api >= 4" --cflags --libs',
1586                        msg='Checking for glusterfs-api >= 4', uselib_store="GFAPI")
1587         conf.CHECK_HEADERS('api/glfs.h', lib='gfapi')
1588         conf.CHECK_LIB('gfapi', shlib=True)
1589
1590         if conf.CONFIG_SET('HAVE_API_GLFS_H'):
1591             conf.DEFINE('HAVE_GLUSTERFS', '1')
1592         else:
1593             conf.SET_TARGET_TYPE('gfapi', 'EMPTY')
1594             conf.undefine('HAVE_GLUSTERFS')
1595     else:
1596         conf.SET_TARGET_TYPE('gfapi', 'EMPTY')
1597         conf.undefine('HAVE_GLUSTERFS')
1598
1599     if Options.options.enable_vxfs:
1600         conf.DEFINE('HAVE_VXFS', '1')
1601
1602     if conf.CHECK_CFG(package='dbus-1', args='--cflags --libs',
1603                       msg='Checking for dbus', uselib_store="DBUS-1"):
1604         if (conf.CHECK_HEADERS('dbus/dbus.h', lib='dbus-1')
1605                                       and conf.CHECK_LIB('dbus-1', shlib=True)):
1606             conf.DEFINE('HAVE_DBUS', '1')
1607
1608     conf.env.build_regedit = False
1609     if not Options.options.with_regedit == False:
1610         conf.PROCESS_SEPARATE_RULE('system_ncurses')
1611         if conf.CONFIG_SET('HAVE_NCURSES'):
1612             conf.env.build_regedit = True
1613
1614     if conf.env.build_regedit:
1615         Logs.info("building regedit")
1616     else:
1617         if Options.options.with_regedit == False:
1618             Logs.info("not building regedit (--without-regedit)")
1619         elif Options.options.with_regedit == True:
1620             Logs.error("ncurses not available, cannot build regedit")
1621             conf.fatal("ncurses not available, but --with-regedit was specified")
1622         else:
1623             Logs.info("ncurses not available, not building regedit")
1624
1625     conf.CHECK_FUNCS_IN('DES_pcbc_encrypt', 'crypto')
1626     if Options.options.with_fake_kaserver == True:
1627         conf.CHECK_HEADERS('afs/param.h afs/stds.h', together=True)
1628         conf.CHECK_HEADERS('afs/param.h afs/stds.h', together=True)
1629         if (conf.CONFIG_SET('HAVE_AFS_PARAM_H') and conf.CONFIG_SET('HAVE_AFS_STDS_H') and conf.CONFIG_SET('HAVE_DES_PCBC_ENCRYPT')):
1630             conf.DEFINE('WITH_FAKE_KASERVER', '1')
1631         else:
1632             conf.fatal('AFS headers not available, but --with-fake-kaserver was specified')
1633
1634     conf.env['libtracker']=''
1635     conf.env.with_spotlight = False
1636     if Options.options.with_spotlight:
1637         versions = ['1.0', '0.16', '0.14']
1638         for version in versions:
1639             testlib = 'tracker-sparql-' + version
1640             if conf.CHECK_CFG(package=testlib,
1641                               args='--cflags --libs',
1642                               mandatory=False):
1643                 conf.SET_TARGET_TYPE(testlib, 'SYSLIB')
1644                 conf.env['libtracker'] = testlib
1645                 conf.env.with_spotlight = True
1646                 conf.DEFINE('WITH_SPOTLIGHT', '1')
1647                 break
1648
1649         if not conf.env.with_spotlight:
1650             conf.fatal("Spotlight support requested but tracker-sparql library missing")
1651         Logs.info("building with Spotlight support")
1652         default_static_modules.extend(TO_LIST('rpc_mdssvc_module'))
1653
1654     forced_static_modules.extend(TO_LIST('auth_domain auth_builtin auth_sam auth_winbind'))
1655     default_static_modules.extend(TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1656                                       auth_unix auth_wbc
1657                                       nss_info_template idmap_tdb idmap_passdb
1658                                       idmap_nss'''))
1659
1660     default_shared_modules.extend(TO_LIST('''
1661                                       vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1662                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1663                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1664                                       vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1665                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1666                                       vfs_preopen vfs_catia
1667                                       vfs_media_harmony vfs_unityed_media vfs_fruit vfs_shell_snap
1668                                       vfs_commit vfs_worm vfs_crossrename vfs_linux_xfs_sgid
1669                                       vfs_time_audit vfs_offline
1670                                   '''))
1671     default_shared_modules.extend(TO_LIST('auth_script idmap_tdb2 idmap_script'))
1672     # these have broken dependencies
1673     forced_shared_modules.extend(TO_LIST('idmap_autorid idmap_rid idmap_hash'))
1674
1675     if Options.options.developer:
1676         default_static_modules.extend(TO_LIST('charset_weird'))
1677         default_shared_modules.extend(TO_LIST('perfcount_test'))
1678         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1679         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1680         default_shared_modules.extend(TO_LIST('vfs_fake_dfq'))
1681
1682     if Options.options.enable_selftest or Options.options.developer:
1683         default_shared_modules.extend(TO_LIST('vfs_fake_acls vfs_nfs4acl_xattr'))
1684
1685     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1686         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1687
1688     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1689         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1690
1691     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1692         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1693
1694     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1695         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1696
1697     if (conf.CONFIG_SET('HAVE_STRUCT_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS')):
1698         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1699
1700     if Options.options.with_pthreadpool:
1701         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1702
1703     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1704         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1705
1706     if conf.CONFIG_SET('HAVE_LDAP'):
1707         default_static_modules.extend(TO_LIST('pdb_ldapsam idmap_ldap'))
1708
1709     if conf.CONFIG_SET('DARWINOS'):
1710         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1711
1712     if conf.CONFIG_SET('HAVE_GPFS'):
1713         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1714
1715     if (conf.CONFIG_SET('HAVE_LINUX_IOCTL')
1716       and conf.CONFIG_SET('HAVE_BASENAME') and conf.CONFIG_SET('HAVE_DIRNAME')):
1717         default_shared_modules.extend(TO_LIST('vfs_btrfs'))
1718
1719     if conf.CONFIG_SET("HAVE_CEPH"):
1720         default_shared_modules.extend(TO_LIST('vfs_ceph'))
1721
1722     if conf.CONFIG_SET('HAVE_GLUSTERFS'):
1723         default_shared_modules.extend(TO_LIST('vfs_glusterfs'))
1724
1725     if conf.CONFIG_SET('HAVE_VXFS'):
1726         default_shared_modules.extend(TO_LIST('vfs_vxfs'))
1727
1728     if conf.CONFIG_SET('HAVE_DBUS'):
1729         default_shared_modules.extend(TO_LIST('vfs_snapper'))
1730
1731     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1732     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1733
1734     def replace_list_item(lst, item, value):
1735         try:
1736             idx = lst.index(item)
1737             lst[idx] = value
1738         except:
1739             pass
1740     # PDB module file name should have the same name as module registers itself
1741     # In Autoconf build we export LDAP passdb module as ldapsam but WAF build
1742     # was always exporting pdb_ldap. In order to support existing packages
1743     # allow referring to pdb_ldapsam as pdb_ldap but use proper name internally.
1744     replace_list_item(explicit_shared_modules, 'pdb_ldap', 'pdb_ldapsam')
1745     replace_list_item(explicit_static_modules, 'pdb_ldap', 'pdb_ldapsam')
1746
1747     final_static_modules = []
1748     final_static_modules.extend(TO_LIST(required_static_modules))
1749     final_shared_modules = []
1750
1751     if '!FORCED' not in explicit_static_modules:
1752         final_static_modules.extend(TO_LIST(forced_static_modules))
1753     if '!FORCED' not in explicit_shared_modules:
1754         final_shared_modules.extend(TO_LIST(forced_shared_modules))
1755     if '!DEFAULT' not in explicit_static_modules:
1756         final_static_modules.extend(TO_LIST(default_static_modules))
1757     if '!DEFAULT' not in explicit_shared_modules:
1758         final_shared_modules.extend(TO_LIST(default_shared_modules))
1759
1760     if 'ALL' in explicit_static_modules:
1761         for m in default_shared_modules:
1762             if m in final_shared_modules:
1763                 final_shared_modules.remove(m)
1764             final_static_modules.append(m)
1765     if 'ALL' in explicit_shared_modules:
1766         for m in default_static_modules:
1767             if m in final_static_modules:
1768                 final_static_modules.remove(m)
1769             final_shared_modules.append(m)
1770
1771     for m in explicit_static_modules:
1772         if m in ['ALL','!DEFAULT','!FORCED']:
1773             continue
1774         if m.startswith('!'):
1775             m = m[1:]
1776             if m in required_static_modules:
1777                 raise Utils.WafError('These modules are REQUIRED as static modules: %s' %
1778                                      ' '.join(required_static_modules))
1779             if m in final_static_modules:
1780                 final_static_modules.remove(m)
1781             continue
1782         if m in forced_shared_modules:
1783             raise Utils.WafError('These modules MUST be configured as shared modules: %s' %
1784                                  ' '.join(forced_shared_modules))
1785         if m in final_shared_modules:
1786             final_shared_modules.remove(m)
1787         if m not in final_static_modules:
1788             final_static_modules.append(m)
1789     for m in explicit_shared_modules:
1790         if m in ['ALL','!DEFAULT','!FORCED']:
1791             continue
1792         if m.startswith('!'):
1793             m = m[1:]
1794             if m in final_shared_modules:
1795                 final_shared_modules.remove(m)
1796             continue
1797         if m in required_static_modules:
1798             raise Utils.WafError('These modules are REQUIRED as static modules: %s' %
1799                                  ' '.join(required_static_modules))
1800         if m in forced_static_modules:
1801             raise Utils.WafError('These module MUST be configured as static modules: %s' %
1802                                  ' '.join(forced_static_modules))
1803         if m in final_static_modules:
1804             final_static_modules.remove(m)
1805         if m not in final_shared_modules:
1806             final_shared_modules.append(m)
1807
1808     conf.env['static_modules'] = final_static_modules
1809     conf.env['shared_modules'] = final_shared_modules
1810
1811     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1812
1813     static_list = {}
1814     shared_list = {}
1815
1816     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount', 'rpc']
1817     conf.env['MODULE_PREFIXES'] = prefixes
1818     for p in prefixes:
1819         for m in final_static_modules:
1820             if m.find(p) == 0:
1821                 if not p in static_list:
1822                     static_list[p] = []
1823                 static_list[p].append(m)
1824         for m in final_shared_modules:
1825             if m.find(p) == 0:
1826                 if not p in shared_list:
1827                     shared_list[p] = []
1828                 shared_list[p].append(m)
1829
1830     for p in prefixes:
1831         static_env = "%s_STATIC" % p.upper()
1832         shared_env = "%s_SHARED" % p.upper()
1833         conf.env[static_env] = []
1834         conf.env[shared_env] = []
1835         if p in static_list:
1836             decl_list=""
1837             for entry in static_list[p]:
1838                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1839                 conf.env[static_env].append('%s' % entry)
1840             decl_list = decl_list.rstrip()
1841             conf.DEFINE('static_decl_%s' % p, decl_list)
1842             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1843         else:
1844             conf.DEFINE('static_decl_%s' % p, '')
1845             conf.DEFINE('static_init_%s' % p, '{}')
1846         if p in shared_list:
1847             for entry in shared_list[p]:
1848                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1849                 conf.env[shared_env].append('%s' % entry)
1850         Logs.info("%s: %s" % (static_env, ','.join(conf.env[static_env])))
1851         Logs.info("%s: %s" % (shared_env, ','.join(conf.env[shared_env])))
1852
1853     conf.SAMBA_CONFIG_H('include/config.h')
1854
1855 def ctags(ctx):
1856     "build 'tags' file using ctags"
1857     import Utils
1858     source_root = os.path.dirname(Utils.g_module.root_path)
1859     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1860     print("Running: %s" % cmd)
1861     os.system(cmd)
1862