build: tweak SIZEOF utmp->ut_line
[samba.git] / source3 / wscript
1 #!/usr/bin/env python
2
3 srcdir=".."
4
5 import sys, os
6 from optparse import SUPPRESS_HELP
7 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
8 sys.path.insert(0, "source3")
9 import wafsamba, Options, Logs, Utils, Scripting
10 import build.charset
11 import samba_utils, samba_version
12 import samba3
13
14 Options.default_prefix = '/usr/local/samba'
15
16 def set_options(opt):
17
18     opt.add_option('--with-static-modules',
19                    help=("Comma-separated list of names of modules to statically link in"),
20                    action="store", dest='static_modules', default=None)
21     opt.add_option('--with-shared-modules',
22                    help=("Comma-separated list of names of modules to build shared"),
23                    action="store", dest='shared_modules', default=None)
24
25     opt.SAMBA3_ADD_OPTION('winbind')
26     opt.SAMBA3_ADD_OPTION('ads')
27     opt.SAMBA3_ADD_OPTION('ldap')
28     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
29     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
30     opt.SAMBA3_ADD_OPTION('pam')
31     opt.SAMBA3_ADD_OPTION('pam_smbpass')
32     opt.SAMBA3_ADD_OPTION('quotas')
33     opt.SAMBA3_ADD_OPTION('sendfile-support')
34     opt.SAMBA3_ADD_OPTION('utmp')
35     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable", default=True)
36     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
37     opt.SAMBA3_ADD_OPTION('iconv')
38     opt.SAMBA3_ADD_OPTION('acl-support')
39     opt.SAMBA3_ADD_OPTION('dnsupdate')
40     opt.SAMBA3_ADD_OPTION('syslog')
41     opt.SAMBA3_ADD_OPTION('automount')
42     opt.SAMBA3_ADD_OPTION('aio-support')
43     opt.SAMBA3_ADD_OPTION('dmapi', default=None) # None means autodetection
44     opt.SAMBA3_ADD_OPTION('fam', default=None) # None means autodetection
45     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
46     opt.SAMBA3_ADD_OPTION('libarchive', default=None)
47
48     opt.SAMBA3_ADD_OPTION('cluster-support', default=None)
49
50     opt.SAMBA3_ADD_OPTION('regedit', default=None)
51
52     opt.add_option('--with-ctdb-dir',
53                    help=("Directory under which ctdb is installed"),
54                    action="store", dest='ctdb_dir', default=None)
55     opt.add_option('--enable-old-ctdb',
56                   help=("enable building against (too) old version of ctdb (default=false)"),
57                   action="store_true", dest='enable_old_ctdb', default=False)
58
59     opt.add_option('--with-libcephfs',
60                    help=("Directory under which libcephfs is installed"),
61                    action="store", dest='libcephfs_dir', default=None)
62
63     opt.SAMBA3_ADD_OPTION('glusterfs', with_name="enable", without_name="disable", default=True)
64
65
66 def configure(conf):
67     from samba_utils import TO_LIST
68
69     default_static_modules = []
70     default_shared_modules = []
71
72     if Options.options.developer:
73         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
74         conf.env.developer = True
75
76     if sys.platform != 'openbsd5':
77         conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
78
79     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
80     conf.CHECK_HEADERS('linux/falloc.h')
81
82     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod')
83     conf.CHECK_FUNCS('strtol strchr strupr chflags')
84     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
85     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
86     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
87     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
88     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups syscall sysconf')
89     conf.CHECK_FUNCS('atexit grantpt posix_openpt fallocate posix_fallocate')
90     conf.CHECK_FUNCS('fseeko setluid')
91     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
92     conf.CHECK_FUNCS('fdopendir')
93     conf.CHECK_FUNCS('fstatat')
94     conf.CHECK_FUNCS('getpwent_r setenv strcasecmp fcvt fcvtl')
95     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
96     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
97     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
98     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
99     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
100     conf.CHECK_FUNCS('shmget')
101     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
102     #FIXME: for some reason this one still fails
103     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
104     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
105     conf.CHECK_FUNCS_IN('dn_expand', 'inet')
106     conf.CHECK_DECLS('fdatasync', reverse=True)
107     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
108
109     if conf.CONFIG_SET('HAVE_LONG_LONG'):
110         conf.DEFINE('HAVE_LONGLONG', 1)
111
112     if conf.CHECK_CODE('''
113 #if defined(HAVE_UNISTD_H)
114 #include <unistd.h>
115 #endif
116 long ret = splice(0,0,1,0,400,SPLICE_F_MOVE);
117 ''',
118         'HAVE_LINUX_SPLICE',
119         headers='fcntl.h'):
120         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
121
122     # Check for inotify support
123     conf.CHECK_HEADERS('sys/inotify.h')
124     if "HAVE_SYS_INOTIFY_H" in conf.env:
125         conf.DEFINE('HAVE_INOTIFY', 1)
126
127     # Check for kernel change notify support
128     conf.CHECK_CODE('''
129 #ifndef F_NOTIFY
130 #define F_NOTIFY 1026
131 #endif
132 main() {
133         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
134 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
135         headers='fcntl.h signal.h',
136         msg="Checking for kernel change notify support")
137
138     # Check for Linux kernel oplocks
139     conf.CHECK_CODE('''
140 #include <sys/types.h>
141 #include <fcntl.h>
142 #include <signal.h>
143 #ifndef F_NOTIFY
144 #define F_NOTIFY 1026
145 #endif
146 main() {
147         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
148 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
149         msg="Checking for Linux kernel oplocks")
150
151     # Check for IRIX kernel oplock types
152     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
153                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
154                     msg="Checking for IRIX kernel oplock types")
155
156     # Check for kernel share modes
157     conf.CHECK_CODE('''
158 #include <sys/types.h>
159 #include <fcntl.h>
160 #include <signal.h>
161 #include <sys/file.h>
162 #ifndef LOCK_MAND
163 #define LOCK_MAND        32
164 #define LOCK_READ        64
165 #endif
166 main() {
167         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
168 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
169         msg="Checking for kernel share modes")
170
171     # check for fam libs
172     samba_fam_libs=None
173     check_for_fam=False
174     if Options.options.with_fam is None:
175         check_for_fam=True
176     elif Options.options.with_fam == True:
177         check_for_fam=True
178
179     if check_for_fam and conf.CHECK_HEADERS('fam.h'):
180         if conf.CHECK_FUNCS_IN('FAMOpen2', 'fam'):
181             samba_fam_libs='fam'
182         elif conf.CHECK_FUNCS_IN('FAMOpen2', 'fam C'):
183             samba_fam_libs='fam C'
184         conf.CHECK_TYPE('enum FAMCodes', headers='fam.h',
185             define='HAVE_FAM_H_FAMCODES_TYPEDEF',
186             msg='Checking whether enum FAMCodes is available')
187         conf.CHECK_FUNCS_IN('FAMNoExists', 'fam')
188
189     if samba_fam_libs is not None:
190         conf.DEFINE('SAMBA_FAM_LIBS', samba_fam_libs)
191     else:
192         if Options.options.with_fam == True:
193             conf.fatal('FAM support requested, but no suitable FAM library found')
194         elif check_for_fam:
195             Logs.warn('no suitable FAM library found')
196
197     # check for libarchive (tar command in smbclient)
198     # None means autodetect, True/False means enable/disable
199     conf.env['archive_lib'] = ''
200     if Options.options.with_libarchive is not False:
201         libarchive_mandatory = Options.options.with_libarchive == True
202         Logs.info("Checking for libarchive existence")
203         if conf.CHECK_BUNDLED_SYSTEM('libarchive', minversion='3.1.2'):
204             conf.env['archive_lib'] = 'libarchive'
205         elif libarchive_mandatory:
206             conf.fatal('libarchive support requested, but no suitable pkgconfig found')
207
208     # check for DMAPI libs
209     Logs.info("Checking for DMAPI library existence")
210     conf.env['dmapi_lib'] = ''
211     samba_dmapi_lib = ''
212     if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dm'):
213         samba_dmapi_lib = 'dm'
214     else:
215         if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'jfsdm'):
216             samba_dmapi_lib = 'jfsdm'
217         else:
218             if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'dmapi'):
219                 samba_dmapi_lib = 'dmapi'
220             else:
221                 if conf.CHECK_FUNCS_IN('dm_get_eventlist', 'xdsm'):
222                     samba_dmapi_lib = 'xdsm'
223     # only bother to test headers and compilation when a candidate
224     # library has been found
225     if Options.options.with_dmapi == True and samba_dmapi_lib == '':
226         conf.fatal('DMAPI support requested, but no suitable DMAPI library found')
227     else:
228         conf.CHECK_HEADERS('sys/dmi.h xfs/dmapi.h sys/jfsdmapi.h sys/dmapi.h dmapi.h')
229         conf.CHECK_CODE('''
230 #include <time.h>      /* needed by Tru64 */
231 #include <sys/types.h> /* needed by AIX */
232 #ifdef HAVE_XFS_DMAPI_H
233 #include <xfs/dmapi.h>
234 #elif defined(HAVE_SYS_DMI_H)
235 #include <sys/dmi.h>
236 #elif defined(HAVE_SYS_JFSDMAPI_H)
237 #include <sys/jfsdmapi.h>
238 #elif defined(HAVE_SYS_DMAPI_H)
239 #include <sys/dmapi.h>
240 #elif defined(HAVE_DMAPI_H)
241 #include <dmapi.h>
242 #endif
243
244 /* This link test is designed to fail on IRI 6.4, but should
245  * succeed on Linux, IRIX 6.5 and AIX.
246  */
247 int main(int argc, char **argv)
248 {
249         char * version;
250         dm_eventset_t events;
251         /* This doesn't take an argument on IRIX 6.4. */
252         dm_init_service(&version);
253         /* IRIX 6.4 expects events to be a pointer. */
254         DMEV_ISSET(DM_EVENT_READ, events);
255
256         return 0;
257 }
258 ''',
259         'USE_DMAPI',
260         addmain=False,
261         execute=False,
262         lib=samba_dmapi_lib,
263         msg='Checking whether DMAPI lib '+samba_dmapi_lib+' can be used')
264
265         if conf.CONFIG_SET('USE_DMAPI'):
266             conf.env['dmapi_lib'] = samba_dmapi_lib
267         else:
268             if Options.options.with_dmapi == True:
269                 conf.fatal('DMAPI support requested but not found');
270
271     # Check for various members of the stat structure
272     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
273                                 headers='sys/stat.h')
274     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
275                                 headers='sys/stat.h')
276     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
277                                 headers='sys/types.h sys/stat.h unistd.h')
278
279     if "HAVE_BLKCNT_T" in conf.env:
280         conf.CHECK_CODE('''
281         return sizeof(blkcnt_t) == 4 ? 0 : 1''',
282                 'SIZEOF_BLKCNT_T_4', execute=True,
283                 headers='replace.h sys/types.h sys/stat.h unistd.h',
284                 msg="Checking whether blkcnt_t is 32 bit")
285
286     if "HAVE_BLKCNT_T" in conf.env:
287         conf.CHECK_CODE('''
288         return sizeof(blkcnt_t) == 8 ? 0 : 1''',
289                 'SIZEOF_BLKCNT_T_8', execute=True,
290                 headers='replace.h sys/types.h sys/stat.h unistd.h',
291                 msg="Checking whether blkcnt_t is 64 bit")
292
293     # Check for POSIX capability support
294     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
295
296     if "HAVE_SYS_CAPABILITY_H" in conf.env:
297         conf.CHECK_CODE('''
298         cap_t cap;
299         cap_value_t vals[1];
300         if (!(cap = cap_get_proc())) exit(1);
301         vals[0] = CAP_CHOWN;
302         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
303         cap_set_proc(cap);''',
304                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
305                         headers='sys/capability.h',
306                         msg="Checking whether POSIX capabilities are available")
307
308     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
309     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
310     # -- JRA.
311     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
312         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
313                         define='HAVE_INT16_FROM_RPC_RPC_H',
314                         msg="Checking for int16 typedef included by rpc/rpc.h")
315         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
316                         headers='sys/types.h rpc/rpc.h',
317                         msg="Checking for uint16 typedef included by rpc/rpc.h")
318         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
319                         headers='sys/types.h rpc/rpc.h',
320                         msg="Checking for int32 typedef included by rpc/rpc.h")
321         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
322                         headers='sys/types.h rpc/rpc.h',
323                         msg="Checking for uint32 typedef included by rpc/rpc.h")
324     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
325                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
326                     msg="Checking for broken nisplus include files")
327
328     # Check if the compiler will optimize out functions
329     conf.CHECK_CODE('''
330 if (0) {
331     this_function_does_not_exist();
332 } else {
333     return 1;
334 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
335         msg="Checking if the compiler will optimize out functions")
336
337     # Check if the compiler supports the LL suffix on long long integers
338     # AIX needs this
339     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
340                     headers='stdio.h',
341                     msg="Checking for LL suffix on long long integers")
342
343     conf.CHECK_FUNCS('''
344 _acl __acl atexit 
345  _chdir __chdir chflags chmod _close __close _closedir
346 __closedir crypt16 devnm dirfd
347 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
348 _facl __facl _fchdir
349 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
350 _fork __fork fseeko
351 fsetxattr _fstat __fstat fsync
352 futimens futimes __fxstat getauthuid
353 getcwd _getcwd __getcwd getdents __getdents getdirentries
354 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
355 getpwanam getpwent_r getrlimit
356 glob grantpt hstrerror initgroups innetgr
357 llseek _llseek __llseek _lseek __lseek
358 _lstat __lstat lutimes
359 __lxstat memalign mknod mlock mlockall munlock munlockall
360 _open __open _opendir __opendir
361 pathconf poll posix_fallocate
362 posix_memalign pread _pread __pread
363 pwrite _pwrite __pwrite
364 rdchk _read __read _readdir __readdir
365 _seekdir __seekdir
366 select setenv setgidx setgroups setlocale setluid
367 setmntent setpgid setpriv setsid setuidx
368 shmget shm_open sigaction sigblock sigprocmask sigset
369 _stat __stat statvfs
370 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctl sysctlbyname
371 __sys_llseek syslog _telldir __telldir timegm
372 utimensat vsyslog _write __write __xstat
373 ''')
374
375     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
376
377     # FIXME: these should be tests for features, but the old build system just
378     # checks for OSes.
379     host_os = sys.platform
380     Logs.info("building on %s" % host_os)
381
382     # Python doesn't have case switches... :/
383     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
384     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
385
386     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
387     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
388         if host_os.rfind('linux') > -1:
389             conf.DEFINE('LINUX', '1')
390         elif host_os.rfind('qnx') > -1:
391             conf.DEFINE('QNX', '1')
392         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
393     elif (host_os.rfind('darwin') > -1):
394         conf.DEFINE('DARWINOS', 1)
395         conf.ADD_CFLAGS('-fno-common')
396         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
397     elif (host_os.rfind('freebsd') > -1):
398         conf.DEFINE('FREEBSD', 1)
399         if conf.CHECK_HEADERS('sunacl.h'):
400             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
401             conf.CHECK_FUNCS_IN(['acl'], 'sunacl')
402         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
403     elif (host_os.rfind('irix') > -1):
404         conf.DEFINE('IRIX', 1)
405         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
406     elif (host_os.rfind('aix') > -1):
407         conf.DEFINE('AIX', 1)
408         conf.DEFINE('STAT_ST_BLOCKSIZE', 'DEV_BSIZE')
409     elif (host_os.rfind('hpux') > -1):
410         conf.DEFINE('HPUX', 1)
411         conf.DEFINE('STAT_ST_BLOCKSIZE', '8192')
412     elif (host_os.rfind('osf') > -1):
413         conf.DEFINE('OSF1', 1)
414         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
415
416     # FIXME: Add more checks here.
417     else:
418         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
419
420     if Options.options.with_acl_support:
421         if (host_os.rfind('hpux') > -1):
422                 Logs.info('Using HPUX ACLs')
423                 conf.DEFINE('HAVE_HPUX_ACLS',1)
424                 conf.DEFINE('POSIX_ACL_NEEDS_MASK',1)
425                 default_static_modules.extend(TO_LIST('vfs_hpuxacl'))
426         elif (host_os.rfind('aix') > -1):
427                 Logs.info('Using AIX ACLs')
428                 conf.DEFINE('HAVE_AIX_ACLS',1)
429                 default_static_modules.extend(TO_LIST('vfs_aixacl vfs_aixacl2'))
430         elif (host_os.rfind('darwin') > -1):
431             Logs.warn('ACLs on Darwin currently not supported')
432             conf.fatal("ACL support not available on Darwin/MacOS. "
433                        "Use --without-acl-support for building without "
434                        "ACL support. "
435                        "ACL support is required to change permissions "
436                        "from Windows clients.")
437         else:
438             conf.CHECK_FUNCS_IN(['acl_get_file'], 'acl')
439             if conf.CHECK_CODE('''
440 acl_t acl;
441 int entry_id;
442 acl_entry_t *entry_p;
443 return acl_get_entry(acl, entry_id, entry_p);
444 ''',
445                         'HAVE_POSIX_ACLS',
446                         headers='sys/types.h sys/acl.h', link=False,
447                         msg="Checking for POSIX ACL support") :
448                 conf.CHECK_CODE('''
449 acl_permset_t permset_d;
450 acl_perm_t perm;
451 return acl_get_perm_np(permset_d, perm);
452 ''',
453                         'HAVE_ACL_GET_PERM_NP',
454                         headers='sys/types.h sys/acl.h', link=True,
455                         msg="Checking whether acl_get_perm_np() is available")
456                 default_static_modules.extend(TO_LIST('vfs_posixacl'))
457             elif conf.CHECK_FUNCS_IN(['facl'], 'sec'):
458                 Logs.info('Using solaris or UnixWare ACLs')
459                 conf.DEFINE('HAVE_SOLARIS_UNIXWARE_ACLS',1)
460                 default_static_modules.extend(TO_LIST('vfs_solarisacl'))
461             elif conf.CHECK_FUNCS_IN(['acl_get_fd'], 'pacl'):
462                 Logs.info('Using Tru64 ACLs')
463                 conf.DEFINE('HAVE_TRU64_ACLS',1)
464                 default_static_modules.extend(TO_LIST('vfs_tru64acl'))
465             else:
466                 conf.fatal("ACL support not found. Try installing libacl1-dev "
467                            "or libacl-devel.  "
468                            "Otherwise, use --without-acl-support to build "
469                            "without ACL support. "
470                            "ACL support is required to change permissions from "
471                            "Windows clients.")
472
473     if conf.CHECK_FUNCS('dirfd'):
474         conf.DEFINE('HAVE_DIRFD_DECL', 1)
475
476     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
477                     'HAVE_STATFS_F_FSID',
478                     msg="vfs_fileid checking for statfs() and struct statfs.f_fsid",
479                     headers='sys/types.h sys/statfs.h',
480                     execute=True)
481
482     if conf.CONFIG_SET('HAVE_FALLOCATE'):
483         conf.CHECK_CODE('''
484                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
485                 'HAVE_LINUX_FALLOCATE',
486                 msg="Checking whether the Linux 'fallocate' function is available",
487                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
488     conf.CHECK_CODE('''
489                 ssize_t err = readahead(0,0,0x80000);''',
490                 'HAVE_LINUX_READAHEAD',
491                 msg="Checking whether Linux readahead is available",
492                 headers='unistd.h fcntl.h')
493     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
494
495     conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);',
496                 'HAVE_OPENAT',
497                 msg='Checking for openat',
498                 headers='fcntl.h')
499
500     if Options.options.with_aio_support:
501         conf.CHECK_FUNCS_IN('aio_read', 'aio')
502         conf.CHECK_FUNCS_IN('aio_read', 'rt')
503         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
504                         'HAVE_AIO',
505                         msg='Checking for asynchronous io support',
506                         headers='sys/types.h aio.h',
507                         lib='aio rt')
508         if conf.CONFIG_SET('HAVE_AIO'):
509             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
510             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
511             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')
512             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
513             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
514             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')
515             conf.CHECK_CODE('const struct aiocb * const a[1]; struct timespec t; return aio_suspend(&a, 1, &t);', 'HAVE_AIO_SUSPEND', msg='Checking for aio_suspend', headers='aio.h', lib='aio rt')
516         if not conf.CONFIG_SET('HAVE_AIO'):
517             conf.DEFINE('HAVE_NO_AIO', '1')
518     else:
519         conf.DEFINE('HAVE_NO_AIO', '1')
520
521     if host_os.rfind('linux') > -1:
522         conf.CHECK_FUNCS_IN('io_submit', 'aio')
523         conf.CHECK_CODE('''
524 struct io_event ioev;
525 struct iocb *ioc;
526 io_context_t ctx;
527 struct timespec ts;
528 int fd;
529 char *buf;
530 fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
531 io_queue_init(128,&ctx);
532 io_prep_pwrite(ioc, 1, buf, 1, 0);
533 io_prep_pread(ioc, 1, buf, 1, 0);
534 io_set_eventfd(ioc, fd);
535 io_set_callback(ioc, (io_callback_t)(0));
536 io_submit(ctx, 1, &ioc);
537 io_getevents(ctx, 1, 1, &ioev, &ts);
538 ''',
539                         'HAVE_LINUX_KERNEL_AIO',
540                         msg='Checking for linux kernel asynchronous io support',
541                         headers='unistd.h stdlib.h sys/types.h fcntl.h sys/eventfd.h libaio.h',
542                         lib='aio')
543
544     conf.CHECK_CODE('''
545 struct msghdr msg;
546 union {
547         struct cmsghdr cm;
548         char control[CMSG_SPACE(sizeof(int))];
549 } control_un;
550 msg.msg_control = control_un.control;
551 msg.msg_controllen = sizeof(control_un.control);
552 ''',
553         'HAVE_MSGHDR_MSG_CONTROL',
554         msg='Checking if we can use msg_control for passing file descriptors',
555         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
556     conf.CHECK_CODE('''
557 struct msghdr msg;
558 int fd;
559 msg.msg_acctrights = (caddr_t) &fd;
560 msg.msg_acctrightslen = sizeof(fd);
561 ''',
562         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
563         msg='Checking if we can use msg_acctrights for passing file descriptors',
564         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
565
566     if Options.options.with_winbind:
567         conf.env.build_winbind = True
568         conf.DEFINE('WITH_WINBIND', '1')
569
570     conf.find_program('awk', var='AWK')
571     conf.find_program('perl', var='PERL')
572
573     conf.CHECK_HEADERS('asm/types.h')
574
575     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
576                     headers='unistd.h sys/types.h',
577                     msg="Checking for major macro")
578
579     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
580                     headers='unistd.h sys/types.h',
581                     msg="Checking for minor macro")
582
583     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
584                                 headers='unistd.h sys/types.h dirent.h',
585                                 define='HAVE_DIRENT_D_OFF')
586
587     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
588     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
589         netgrent_cflags = '-Werror-implicit-function-declaration'
590     else:
591         netgrent_cflags = ''
592     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
593                     msg="Checking for setnetgrent prototype",
594                     headers='netdb.h netgroup.h',
595                     cflags=netgrent_cflags)
596     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
597                     msg="Checking for getnetgrent prototype",
598                     headers='netdb.h netgroup.h',
599                     cflags=netgrent_cflags)
600     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
601                     msg="Checking for endnetgrent prototype",
602                     headers='netdb.h netgroup.h',
603                     cflags=netgrent_cflags)
604
605
606     # Look for CUPS
607     if Options.options.with_cups:
608         conf.find_program('cups-config', var='CUPS_CONFIG')
609         if conf.env.CUPS_CONFIG:
610             # we would normally use --libs here, but cups-config incorrectly adds
611             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
612             # of an in-tree heimdal kerberos
613             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
614                            package="", uselib_store="CUPS")
615         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
616         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
617         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
618             conf.DEFINE('HAVE_CUPS', '1')
619         else:
620             conf.undefine('HAVE_CUPS')
621             conf.SET_TARGET_TYPE('cups', 'EMPTY')
622     else:
623         # define an empty subsystem for cups, to allow it to be used as an empty dependency
624         conf.SET_TARGET_TYPE('cups', 'EMPTY')
625
626     if Options.options.with_iprint:
627         if conf.CONFIG_SET('HAVE_CUPS'):
628             conf.DEFINE('HAVE_IPRINT', '1')
629         else:
630             Logs.warn("--enable-iprint=yes but cups support not sufficient")
631     if Options.options.with_syslog:
632         conf.DEFINE('WITH_SYSLOG', '1')
633     if Options.options.with_automount:
634         conf.DEFINE('WITH_AUTOMOUNT', '1')
635
636     # Check for LDAP
637     if Options.options.with_ldap:
638         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
639         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
640         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
641         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
642
643         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
644         # for the samba logs
645         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
646                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
647
648         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
649         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
650
651         # Check if ldap_set_rebind_proc() takes three arguments
652         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
653                            'LDAP_SET_REBIND_PROC_ARGS',
654                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
655                            headers='ldap.h lber.h', link=False):
656             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
657         else:
658             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
659
660         # last but not least, if ldap_init() exists, we want to use ldap
661         if conf.CONFIG_SET('HAVE_LDAP_INIT') and conf.CONFIG_SET('HAVE_LDAP_H'):
662             conf.DEFINE('HAVE_LDAP', '1')
663             conf.DEFINE('LDAP_DEPRECATED', '1')
664             conf.env['HAVE_LDAP'] = '1'
665             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
666             # SASL wrapping hooks
667             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
668                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
669                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
670         else:
671             conf.fatal("LDAP support not found. "
672                        "Try installing libldap2-dev or openldap-devel. "
673                        "Otherwise, use --without-ldap to build without "
674                        "LDAP support. "
675                        "LDAP support is required for the LDAP passdb backend, "
676                        "LDAP idmap backends and ADS. "
677                        "ADS support improves communication with "
678                        "Active Directory domain controllers.")
679     else:
680         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
681         conf.SET_TARGET_TYPE('lber', 'EMPTY')
682
683     if Options.options.with_ads == False:
684         use_ads = False
685         use_ads_krb5 = False
686         use_ads_ldap = False
687     else:
688         use_ads = True
689         use_ads_krb5 = True
690         use_ads_ldap = True
691         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
692            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
693             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
694             use_ads_krb5 = False
695         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
696             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
697             use_ads_krb5 = False
698         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
699             Logs.warn("krb5_get_host_realm not found in -lkrb5")
700             use_ads_krb5 = False
701         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
702             Logs.warn("krb5_free_host_realm not found in -lkrb5")
703             use_ads_krb5 = False
704         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
705             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
706             use_ads_krb5 = False
707         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
708             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
709             use_ads_krb5 = False
710         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
711             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
712             use_ads_krb5 = False
713         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
714             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
715             use_ads_krb5 = False
716         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
717             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
718             use_ads_krb5 = False
719         if not conf.CONFIG_SET('HAVE_KRB5_C_STRING_TO_KEY') and \
720            not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY_SALT'):
721             Logs.warn("krb5_c_string_to_key not found in -lkrb5")
722             use_ads_krb5 = False
723         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
724            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
725             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
726             use_ads_krb5 = False
727         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
728            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
729             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
730             use_ads_krb5 = False
731         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
732            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
733             Logs.warn("no KT_FREE_FUNCTION detected")
734             use_ads_krb5 = False
735         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
736             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
737             use_ads_krb5 = False
738
739         # We don't actually use
740         # gsskrb5_extract_authz_data_from_sec_context, but it is a
741         # clue that this Heimdal, which does the PAC processing we
742         # need on the standard gss_inquire_sec_context_by_oid
743         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
744             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
745                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
746             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")
747             use_ads_krb5 = False
748
749         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
750             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
751             use_ads_krb5 = False
752
753         if use_ads_krb5:
754             conf.DEFINE('HAVE_KRB5', '1')
755             conf.env['HAVE_KRB5'] = '1'
756         else:
757             conf.undefine('HAVE_KRB5_H')
758             conf.undefine('HAVE_GSSAPI_H')
759             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
760             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
761             use_ads = False
762
763         if not conf.CONFIG_SET('HAVE_LDAP'):
764             use_ads = False
765             use_ads_ldap = False
766
767     if use_ads:
768         conf.DEFINE('WITH_ADS', '1')
769         conf.env['HAVE_ADS'] = '1'
770         Logs.info("Building with Active Directory support.")
771     elif Options.options.with_ads == False:
772         Logs.info("Building without Active Directory support (--without-ads).")
773     else:
774         if not use_ads_krb5:
775             Logs.warn("Active Directory support not available: krb5 libs don't have all required features")
776         if not use_ads_ldap:
777             Logs.warn("Active Directory support not available: LDAP support is not available.")
778         if Options.options.with_ads:
779             conf.fatal("Active Directory support not found. Use --without-ads "
780                        "for building without Active Directory support. "
781                        "ADS support improves communication with "
782                        "Active Directory domain controllers.")
783         else:
784             # this is the auto-mode case
785             Logs.warn("Building without Active Directory support.")
786
787
788     if Options.options.with_utmp:
789         conf.env.with_utmp = True
790         if not conf.CHECK_HEADERS('utmp.h'): conf.env.with_utmp = False
791         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
792         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
793                                     define='HAVE_UT_UT_NAME')
794         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
795                                     define='HAVE_UT_UT_USER')
796         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
797                                     define='HAVE_UT_UT_ID')
798         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
799                                     define='HAVE_UT_UT_HOST')
800         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
801                                     define='HAVE_UT_UT_TIME')
802         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
803                                     define='HAVE_UT_UT_TV')
804         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
805                                     define='HAVE_UT_UT_TYPE')
806         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
807                                     define='HAVE_UT_UT_PID')
808         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
809                                     define='HAVE_UT_UT_EXIT')
810         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
811                                     define='HAVE_UX_UT_SYSLEN')
812         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
813                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
814                         msg="Checking whether pututline returns pointer")
815         conf.CHECK_SIZEOF(['((struct utmp *)NULL)->ut_line'], headers='utmp.h',
816                           define='SIZEOF_UTMP_UT_LINE', critical=False)
817         if not conf.CONFIG_SET('SIZEOF_UTMP_UT_LINE'):
818             conf.env.with_utmp = False
819         elif int(conf.env.SIZEOF_UTMP_UT_LINE) < 15:
820             conf.env.with_utmp = False
821         if conf.env.with_utmp:
822             conf.DEFINE('WITH_UTMP', 1)
823         else:
824             Logs.warn("--with-utmp but utmp support not sufficient")
825
826     if Options.options.with_avahi:
827         conf.env.with_avahi = True
828         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
829         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
830         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
831         if conf.env.with_avahi:
832             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
833     else:
834         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
835         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
836
837     if Options.options.with_iconv:
838         conf.env.with_iconv = True
839         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
840             conf.env.with_iconv = False
841         if conf.env.with_iconv:
842             conf.DEFINE('HAVE_ICONV', 1)
843
844     if Options.options.with_pam:
845         use_pam=True
846         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
847         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
848             Logs.warn("--with-pam=yes but pam_appl.h not found")
849             use_pam=False
850         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
851         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
852         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
853             Logs.warn("--with-pam=yes but pam_modules.h not found")
854             use_pam=False
855         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
856         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
857         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
858         conf.CHECK_CODE('''
859 #if defined(HAVE_SECURITY_PAM_APPL_H)
860 #include <security/pam_appl.h>
861 #elif defined(HAVE_PAM_PAM_APPL_H)
862 #include <pam/pam_appl.h>
863 #endif
864 pam_set_item(0, PAM_RHOST, 0);
865 ''',
866             'HAVE_PAM_RHOST',
867             lib='pam',
868             msg="Checking whether PAM_RHOST is available");
869         conf.CHECK_CODE('''
870 #if defined(HAVE_SECURITY_PAM_APPL_H)
871 #include <security/pam_appl.h>
872 #elif defined(HAVE_PAM_PAM_APPL_H)
873 #include <pam/pam_appl.h>
874 #endif
875 pam_set_item(0, PAM_TTY, 0);
876 ''',
877             'HAVE_PAM_TTY',
878             lib='pam',
879             msg="Checking whether PAM_TTY is available");
880         conf.CHECK_CODE('''
881 #if (!defined(LINUX))
882
883 #define PAM_EXTERN extern
884 #if defined(HAVE_SECURITY_PAM_APPL_H)
885 #include <security/pam_appl.h>
886 #elif defined(HAVE_PAM_PAM_APPL_H)
887 #include <pam/pam_appl.h>
888 #endif
889
890 #endif
891
892 #if defined(HAVE_SECURITY_PAM_MODULES_H)
893 #include <security/pam_modules.h>
894 #elif defined(HAVE_PAM_PAM_MODULES_H)
895 #include <pam/pam_modules.h>
896 #endif
897
898 #if defined(HAVE_SECURITY__PAM_MACROS_H)
899 #include <security/_pam_macros.h>
900 #elif defined(HAVE_PAM__PAM_MACROS_H)
901 #include <pam/_pam_macros.h>
902 #endif
903
904 #ifdef HAVE_SECURITY_PAM_EXT_H
905 #include <security/pam_ext.h>
906 #endif
907
908 int i; i = PAM_RADIO_TYPE;
909 ''',
910             'HAVE_PAM_RADIO_TYPE',
911             lib='pam',
912             msg="Checking whether PAM_RADIO_TYPE is available");
913         if use_pam:
914             conf.DEFINE('WITH_PAM', 1)
915             conf.DEFINE('WITH_PAM_MODULES', 1)
916
917     if Options.options.with_pam_smbpass:
918         conf.env.with_pam_smbpass = True
919
920     seteuid = False
921
922 #
923 # Ensure we select the correct set of system calls on Linux.
924 #
925     if (host_os.rfind('linux') > -1):
926         conf.CHECK_CODE('''
927 #if defined(HAVE_UNISTD_H)
928 #include <unistd.h>
929 #endif
930 #include <stdlib.h>
931 #include <stdio.h>
932 #include <sys/types.h>
933 #include <errno.h>
934
935 #ifdef HAVE_SYS_PRIV_H
936 #include <sys/priv.h>
937 #endif
938 #ifdef HAVE_SYS_ID_H
939 #include <sys/id.h>
940 #endif
941
942 #if defined(HAVE_SYSCALL_H)
943 #include <syscall.h>
944 #endif
945
946 #if defined(HAVE_SYS_SYSCALL_H)
947 #include <sys/syscall.h>
948 #endif
949
950 syscall(SYS_setresuid32, -1, -1, -1);
951 syscall(SYS_setresgid32, -1, -1, -1);
952 syscall(SYS_setreuid32, -1, -1);
953 syscall(SYS_setregid32, -1, -1);
954 syscall(SYS_setuid32, -1);
955 syscall(SYS_setgid32, -1);
956 syscall(SYS_setgroups32, 0, NULL);
957 ''',
958             'USE_LINUX_32BIT_SYSCALLS',
959             msg="Checking whether Linux should use 32-bit credential calls");
960
961         if (conf.CONFIG_SET('USE_LINUX_32BIT_SYSCALLS')):
962             seteuid = conf.CHECK_CODE('''
963                                 #define AUTOCONF_TEST 1
964                                 #define USE_LINUX_THREAD_CREDENTIALS 1
965                                 #define USE_LINUX_32BIT_SYSCALLS 1
966                                 #include "../lib/util/setid.c"
967                                 #include "./lib/util_sec.c"
968                                 ''',
969                                 'USE_LINUX_THREAD_CREDENTIALS',
970                                 addmain=False,
971                                 execute=True,
972                                 msg="Checking whether we can use Linux thread-specific credentials with 32-bit system calls")
973         else:
974             seteuid = conf.CHECK_CODE('''
975                                 #define AUTOCONF_TEST 1
976                                 #define USE_LINUX_THREAD_CREDENTIALS 1
977                                 #include "../lib/util/setid.c"
978                                 #include "./lib/util_sec.c"
979                                 ''',
980                                 'USE_LINUX_THREAD_CREDENTIALS',
981                                 addmain=False,
982                                 execute=True,
983                                 msg="Checking whether we can use Linux thread-specific credentials")
984     if not seteuid:
985         seteuid = conf.CHECK_CODE('''
986                                 #define AUTOCONF_TEST 1
987                                 #define USE_SETREUID 1
988                                 #include "../lib/util/setid.c"
989                                 #include "./lib/util_sec.c"
990                                 ''',
991                                 'USE_SETREUID',
992                                 addmain=False,
993                                 execute=True,
994                                 msg="Checking whether setreuid is available")
995     if not seteuid:
996         seteuid = conf.CHECK_CODE('''
997                                 #define AUTOCONF_TEST 1
998                                 #define USE_SETRESUID 1
999                                 #include "../lib/util/setid.c"
1000                                 #include "./lib/util_sec.c"
1001                                 ''',
1002                                 'USE_SETRESUID',
1003                                 addmain=False,
1004                                 execute=True,
1005                                 msg="Checking whether setresuid is available")
1006     if not seteuid:
1007         seteuid = conf.CHECK_CODE('''
1008                                 #define AUTOCONF_TEST 1
1009                                 #define USE_SETEUID 1
1010                                 #include "../lib/util/setid.c"
1011                                 #include "./lib/util_sec.c"
1012                                 ''',
1013                                 'USE_SETEUID',
1014                                 addmain=False,
1015                                 execute=True,
1016                                 msg="Checking whether seteuid is available")
1017     if not seteuid:
1018         seteuid = conf.CHECK_CODE('''
1019                                 #define AUTOCONF_TEST 1
1020                                 #define USE_SETUIDX 1
1021                                 #include "../lib/util/setid.c"
1022                                 #include "./lib/util_sec.c"
1023                                 ''',
1024                                 'USE_SETUIDX',
1025                                 addmain=False,
1026                                 execute=True,
1027                                 mandatory=True,
1028                                 msg="Checking whether setuidx is available")
1029     if Options.options.with_dnsupdate:
1030         if not conf.CONFIG_SET('HAVE_KRB5'):
1031             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
1032         else:
1033             conf.DEFINE('WITH_DNS_UPDATES', 1)
1034     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
1035     if Options.options.developer:
1036         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
1037             conf.DEFINE('VALGRIND', '1')
1038
1039     if conf.CHECK_CODE('''
1040 #include <bits/sockaddr.h>
1041 #include <linux/netlink.h>
1042 ''',
1043                 'HAVE_LINUX_NETLINK_H',
1044                 msg="Checking whether Linux netlink is available"):
1045
1046         conf.CHECK_CODE('''
1047 #include <bits/sockaddr.h>
1048 #include <linux/netlink.h>
1049 #include <linux/rtnetlink.h>
1050 ''',
1051                 'HAVE_LINUX_RTNETLINK_H',
1052                 msg='Checking whether Linux rtnetlink is available')
1053
1054     conf.CHECK_CODE('''
1055 #include "../tests/fcntl_lock.c"
1056 ''',
1057                 'HAVE_FCNTL_LOCK',
1058                 addmain=False,
1059                 execute=True,
1060                 msg='Checking whether fcntl locking is available')
1061
1062 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
1063     if not conf.CHECK_CODE('''
1064 #define _XOPEN_SOURCE 600
1065 #include <stdlib.h>
1066 #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
1067 #error probably broken posix_fallocate
1068 #endif
1069 ''',
1070                            '_HAVE_UNBROKEN_POSIX_FALLOCATE',
1071                            msg='Checking for broken posix_fallocate'):
1072         conf.DEFINE('HAVE_BROKEN_POSIX_FALLOCATE', '1')
1073
1074
1075     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1076                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1077     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1078                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1079     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1080                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1081     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1082                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1083     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1084                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1085     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1086        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1087        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1088        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1089        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1090         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1091
1092     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1093     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1094                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1095     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1096                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1097     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1098                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1099
1100     conf.CHECK_CODE('''
1101 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1102 ''',
1103                 'HAVE_POSIX_FADVISE',
1104                 msg='Checking whether posix_fadvise is available',
1105                 headers='unistd.h fcntl.h')
1106
1107     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1108         conf.CHECK_CODE('''
1109                         #include <unistd.h>
1110                         return sysconf(%s) == -1 ? 1 : 0;
1111                         ''' % v,
1112                         'SYSCONF%s' % v,
1113                         msg='Checking whether sysconf(%s) is available' % v)
1114
1115     conf.CHECK_CODE('''
1116 #include <sys/syscall.h>
1117 #include <unistd.h>
1118 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1119                     ''',
1120                     'HAVE_DARWIN_INITGROUPS',
1121                     msg='Checking whether to use the Darwin-specific initgroups system call')
1122
1123     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1124                     'HAVE_UTIMBUF',
1125                     headers='sys/types.h utime.h',
1126                     msg='Checking whether struct utimbuf is available')
1127
1128     if conf.CHECK_CODE('''struct sigevent s;''',
1129                     'HAVE_STRUCT_SIGEVENT',
1130                     headers='sys/types.h stdlib.h stddef.h signal.h',
1131                     msg='Checking whether we have the struct sigevent'):
1132         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1133                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1134                                     headers='signal.h');
1135         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1136                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1137                                     headers='signal.h');
1138
1139     if os.path.exists('/proc/sys/kernel/core_pattern'):
1140         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
1141
1142     if conf.CHECK_CODE('''
1143 #include <time.h>
1144 main() {
1145         struct tm *tm;
1146         if (sizeof(time_t) == 8) {
1147                 time_t max_time = 0x7fffffffffffffffll;
1148                 tm = gmtime(&max_time);
1149                 /* This should fail with 32-bit tm_year. */
1150                 if (tm == NULL) {
1151                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1152                         max_time = 67768036191676799ll;
1153                         tm = gmtime(&max_time);
1154                         if (tm) {
1155                                 exit(0);
1156                         }
1157                 }
1158         }
1159         exit(1);
1160 }''',
1161         '__TIME_T_MAX',
1162         addmain=False,
1163         execute=True,
1164         msg="Checking for the maximum value of the 'time_t' type"):
1165             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1166
1167     conf.CHECK_CODE('''
1168 #if defined(HAVE_UNISTD_H)
1169 #include <unistd.h>
1170 #endif
1171 #include <sys/types.h>
1172 main() { dev_t dev = makedev(1,2); return 0; }
1173 ''',
1174         'HAVE_MAKEDEV',
1175         addmain=False,
1176         msg='Checking whether the macro for makedev is available')
1177
1178     conf.CHECK_CODE('''
1179 #include <stdio.h>
1180 #include <limits.h>
1181 #include <signal.h>
1182
1183 void exit_on_core(int ignored) {
1184         exit(1);
1185 }
1186
1187 main() {
1188         char *newpath;
1189         signal(SIGSEGV, exit_on_core);
1190         newpath = realpath("/tmp", NULL);
1191         exit((newpath != NULL) ? 0 : 1);
1192 }
1193 ''',
1194         'REALPATH_TAKES_NULL',
1195         addmain=False,
1196         execute=True,
1197         msg='Checking whether the realpath function allows a NULL argument')
1198
1199     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1200                     'HAVE_FTRUNCATE_EXTEND',
1201                     msg='Checking for ftruncate extend',
1202                     addmain=False,
1203                     execute=True)
1204
1205     if Options.options.with_sendfile_support:
1206         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):
1207             conf.CHECK_CODE('''
1208                             int tofd, fromfd;
1209                             off_t offset;
1210                             size_t total;
1211                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1212                             ''',
1213                             '_HAVE_SENDFILE',
1214                             headers='sys/sendfile.h',
1215                             msg='Checking for linux sendfile support')
1216
1217             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1218                 conf.DEFINE('HAVE_SENDFILE', '1')
1219                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1220                 conf.DEFINE('WITH_SENDFILE', '1')
1221         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1222             conf.CHECK_CODE('''
1223                             #include <sys/types.h>
1224                             #include <unistd.h>
1225                             #include <sys/socket.h>
1226                             #include <sys/uio.h>
1227                             int fromfd, tofd, ret, total=0;
1228                             off_t offset, nwritten;
1229                             struct sf_hdtr hdr;
1230                             struct iovec hdtrl;
1231                             hdr.headers = &hdtrl;
1232                             hdr.hdr_cnt = 1;
1233                             hdr.trailers = NULL;
1234                             hdr.trl_cnt = 0;
1235                             hdtrl.iov_base = NULL;
1236                             hdtrl.iov_len = 0;
1237                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1238                             ''',
1239                             '_HAVE_SENDFILE',
1240                             msg='Checking for freebsd sendfile support')
1241             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1242                 conf.DEFINE('HAVE_SENDFILE', '1')
1243                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1244                 conf.DEFINE('WITH_SENDFILE', '1')
1245         elif (host_os.rfind('darwin') > -1):
1246             conf.CHECK_CODE('''
1247                             #include <sys/types.h>
1248                             #include <sys/socket.h>
1249                             #include <sys/uio.h>
1250                             int fromfd, tofd, ret;
1251                             off_t offset, nwritten;
1252                             struct sf_hdtr hdr;
1253                             struct iovec hdtrl;
1254                             hdr.headers = &hdtrl;
1255                             hdr.hdr_cnt = 1;
1256                             hdr.trailers = (void *)0;
1257                             hdr.trl_cnt = 0;
1258                             hdtrl.iov_base = (void *)0;
1259                             hdtrl.iov_len = 0;
1260                             ret = sendfile(fromfd, tofd, offset, &nwritten, &hdr, 0);
1261                             ''',
1262                             '_HAVE_SENDFILE',
1263                             msg='Checking for darwin sendfile support')
1264             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1265                 conf.DEFINE('HAVE_SENDFILE', '1')
1266                 conf.DEFINE('DARWIN_SENDFILE_API', '1')
1267                 conf.DEFINE('WITH_SENDFILE', '1')
1268         elif (host_os.rfind('hpux') > -1) or (host_os.rfind('osf') > -1):
1269             conf.CHECK_CODE('''
1270                             #include <sys/socket.h>
1271                             #include <sys/uio.h>
1272                             int fromfd, tofd;
1273                             size_t total=0;
1274                             struct iovec hdtrl[2];
1275                             ssize_t nwritten;
1276                             off_t offset;
1277                             hdtrl[0].iov_base = 0;
1278                             hdtrl[0].iov_len = 0;
1279                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1280                             ''',
1281                             '_HAVE_SENDFILE',
1282                             msg='Checking for osf/hpux sendfile support')
1283             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1284                 conf.DEFINE('HAVE_SENDFILE', '1')
1285                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1286                 conf.DEFINE('WITH_SENDFILE', '1')
1287         elif (host_os.rfind('solaris') > -1):
1288             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1289             conf.CHECK_CODE('''
1290                             #include <sys/sendfile.h>,
1291                             int sfvcnt;
1292                             size_t xferred;
1293                             struct sendfilevec vec[2];
1294                             ssize_t nwritten;
1295                             int tofd;
1296                             sfvcnt = 2;
1297                             vec[0].sfv_fd = SFV_FD_SELF;
1298                             vec[0].sfv_flag = 0;
1299                             vec[0].sfv_off = 0;
1300                             vec[0].sfv_len = 0;
1301                             vec[1].sfv_fd = 0;
1302                             vec[1].sfv_flag = 0;
1303                             vec[1].sfv_off = 0;
1304                             vec[1].sfv_len = 0;
1305                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1306                             ''',
1307                             '_HAVE_SENDFILEV',
1308                             msg='Checking for solaris sendfilev support')
1309             if conf.CONFIG_SET('_HAVE_SENDFILEV'):
1310                 conf.DEFINE('HAVE_SENDFILEV', '1')
1311                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1312                 conf.DEFINE('WITH_SENDFILE', '1')
1313         elif (host_os.rfind('aix') > -1):
1314             conf.CHECK_CODE('''
1315                             #include <sys/socket.h>
1316                             int fromfd, tofd;
1317                             size_t total=0;
1318                             struct sf_parms hdtrl;
1319                             ssize_t nwritten;
1320                             hdtrl.header_data = 0;
1321                             hdtrl.header_length = 0;
1322                             hdtrl.file_descriptor = fromfd;
1323                             hdtrl.file_offset = 0;
1324                             hdtrl.file_bytes = 0;
1325                             hdtrl.trailer_data = 0;
1326                             hdtrl.trailer_length = 0;
1327                             nwritten = send_file(&tofd, &hdtrl, 0);
1328                             ''',
1329                             '_HAVE_SENDFILE',
1330                             msg='Checking for AIX send_file support')
1331             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1332                 conf.DEFINE('HAVE_SENDFILE', '1')
1333                 conf.DEFINE('AIX_SENDFILE_API', '1')
1334                 conf.DEFINE('WITH_SENDFILE', '1')
1335
1336     # Check for getcwd allowing a NULL arg.
1337     conf.CHECK_CODE('''
1338 #include <unistd.h>
1339 main() {
1340         char *s = getcwd(NULL,0);
1341         exit(s != NULL ?  0 : 1);
1342 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1343         msg="getcwd takes a NULL argument")
1344
1345
1346     # UnixWare 7.x has its getspnam in -lgen
1347     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1348     conf.CHECK_FUNCS_IN('getspnam', 'security')
1349     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1350
1351     if Options.options.with_quotas:
1352         # For quotas on Veritas VxFS filesystems
1353         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1354         # For sys/quota.h and linux/quota.h
1355         conf.CHECK_HEADERS('sys/quota.h')
1356         # For quotas on BSD systems
1357         conf.CHECK_HEADERS('ufs/ufs/quota.h')
1358         # For quotas on Linux XFS filesystems
1359         if conf.CHECK_HEADERS('xfs/xqm.h'):
1360             conf.DEFINE('HAVE_XFS_QUOTAS', '1')
1361         else:
1362             # For Irix XFS
1363             conf.CHECK_CODE('''
1364                 #include "confdefs.h"
1365                 #ifdef HAVE_SYS_TYPES_H
1366                 #include <sys/types.h>
1367                 #endif
1368                 #ifdef HAVE_ASM_TYPES_H
1369                 #include <asm/types.h>
1370                 #endif
1371                 #include <sys/quota.h>
1372                 int i = Q_XGETQUOTA;''',
1373                 define='HAVE_XFS_QUOTAS',
1374                 msg='for XFS QUOTA in <sys/quota.h>',
1375                 execute=False,
1376                 local_include=False)
1377         
1378         # For IRIX like dqb_isoftlimit instead of dqb_fsoftlimit in struc dqblk
1379         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_fsoftlimit', define='HAVE_DQB_FSOFTLIMIT',
1380                                 headers='sys/quota.h')
1381         #darwin style quota bytecount
1382         conf.CHECK_STRUCTURE_MEMBER('struct dqblk', 'dqb_curbytes', define='HAVE_STRUCT_DQBLK_DQB_CURBYTES',
1383                                 headers='sys/quota.h')
1384         if conf.CHECK_HEADERS('rpcsvc/rquota.h'):
1385             conf.DEFINE('HAVE_NFS_QUOTAS', '1')
1386             conf.CHECK_STRUCTURE_MEMBER('struct getquota_rslt', 'getquota_rslt_u',
1387                                         define='HAVE_GETQUOTA_RSLT_GETQUOTA_RSLT_U',
1388                                         headers='rpcsvc/rquota.h')
1389
1390         if (host_os.rfind('linux') > -1):
1391             conf.DEFINE('HAVE_QUOTACTL_LINUX', '1')
1392         elif not conf.CONFIG_SET("HAVE_XFS_QUOTAS"):
1393             if not conf.CHECK_CODE('''
1394                 #define HAVE_QUOTACTL_4A 1
1395                 #define AUTOCONF_TEST 1
1396                 #include "../tests/sysquotas.c"
1397                 ''',
1398                                    cflags=conf.env['WERROR_CFLAGS'],
1399                                    define='HAVE_QUOTACTL_4A',
1400                                    msg='for QUOTACTL_4A: long quotactl(int cmd, char *special, qid_t id, caddr_t addr)',
1401                                    execute=True,
1402                                    addmain=False):
1403
1404                 conf.CHECK_CODE('''
1405                 #define HAVE_QUOTACTL_4B 1
1406                 #define AUTOCONF_TEST 1
1407                 #include "../tests/sysquotas.c"
1408                 ''',
1409                                 cflags=conf.env['WERROR_CFLAGS'],
1410                                 define='HAVE_QUOTACTL_4B',
1411                                 msg='for QUOTACTL_4B:  int quotactl(const char *path, int cmd, int id, char *addr)',
1412                                 execute=True,
1413                                 addmain=False)
1414
1415         conf.CHECK_CODE('''
1416                      clnt_create("", RQUOTAPROG, RQUOTAVERS, "udp");
1417 ''', 
1418                         headers="rpc/rpc.h rpc/types.h rpcsvc/rquota.h rpc/nettype.h rpc/xdr.h", 
1419                         define='HAVE_NFS_QUOTAS',
1420                         msg='for NFS QUOTAS',
1421                         execute=True,
1422                         local_include=False)
1423
1424         if conf.CONFIG_SET('HAVE_QUOTACTL_LINUX') or \
1425            conf.CONFIG_SET('HAVE_QUOTACTL_4A') or \
1426            conf.CONFIG_SET('HAVE_QUOTACTL_4B') or \
1427            conf.CONFIG_SET('HAVE_XFS_QUOTAS'):
1428             conf.DEFINE('HAVE_SYS_QUOTAS', '1')
1429             conf.DEFINE('WITH_QUOTAS', '1')
1430
1431     #
1432     # checking for clustering extensions (CTDB)
1433     #
1434     if Options.options.with_cluster_support == False:
1435         # configure is called with --without-cluster-support,
1436         # so don't check for and build w/o ctdb support.
1437         have_cluster_support = False
1438
1439     else:
1440
1441         have_cluster_support = True
1442         ctdb_broken = ""
1443         CTDB_CFLAGS = ""
1444
1445         srcdir = os.path.realpath(conf.srcdir)
1446         if 'EXTRA_INCLUDES' in conf.env:
1447             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1448         else:
1449             includes = ''
1450
1451         if Options.options.ctdb_dir:
1452             CTDB_CFLAGS = '-I' + Options.options.ctdb_dir + '/include'
1453             includes = includes + ' ' + Options.options.ctdb_dir + '/include'
1454
1455         if not conf.env.USING_SYSTEM_TDB:
1456             includes = includes + ' ' + srcdir + '/lib/tdb/include'
1457
1458         if not conf.env.USING_SYSTEM_TALLOC:
1459             includes = includes + ' ' + srcdir + '/lib/talloc'
1460
1461         ok = conf.CHECK_CODE('''
1462             #define NO_CONFIG_H
1463             #include "replace.h"
1464             #include "system/wait.h"
1465             #include "system/network.h"
1466             #define private #error __USED_RESERVED_WORD_private__
1467             #include <talloc.h>
1468             #include <tdb.h>
1469             #include <ctdb.h>
1470
1471             int main(void)
1472             {
1473                 return 0;
1474             }
1475             ''',
1476             'HAVE_CTDB_CHECK_CODE',
1477             addmain=False,
1478             includes=includes,
1479             msg='Checking for header ctdb.h')
1480         if ok:
1481             CTDB_CFLAGS += ' -DHAVE_CTDB_H=1'
1482         else:
1483             have_cluster_support = False
1484             ctdb_broken = "ctdb.h is required for cluster support"
1485
1486         conf.CONFIG_RESET('HAVE_CTDB_CHECK_CODE')
1487         if have_cluster_support:
1488             ok = conf.CHECK_CODE('''
1489                 #define NO_CONFIG_H
1490                 #include "replace.h"
1491                 #include "system/wait.h"
1492                 #include "system/network.h"
1493                 #define private #error __USED_RESERVED_WORD_private__
1494                 #include <talloc.h>
1495                 #include <tdb.h>
1496                 #include <ctdb.h>
1497                 #include <ctdb_private.h>
1498
1499                 int main(void)
1500                 {
1501                     return 0;
1502                 }
1503                 ''',
1504                 'HAVE_CTDB_CHECK_CODE',
1505                 addmain=False,
1506                 includes=includes,
1507                 msg='Checking for header ctdb_private.h')
1508             if ok:
1509                 CTDB_CFLAGS += ' -DHAVE_CTDB_PRIVATE_H=1'
1510             else:
1511                 have_cluster_support = False
1512                 ctdb_broken = "ctdb_private.h is required for cluster support"
1513
1514         conf.CONFIG_RESET('HAVE_CTDB_CHECK_CODE')
1515         if have_cluster_support:
1516             ok = conf.CHECK_CODE('''
1517                 #define NO_CONFIG_H
1518                 #include "replace.h"
1519                 #include "system/wait.h"
1520                 #include "system/network.h"
1521                 #define private #error __USED_RESERVED_WORD_private__
1522                 #include <talloc.h>
1523                 #include <tdb.h>
1524                 #include <ctdb.h>
1525                 #include <ctdb_protocol.h>
1526
1527                 int main(void)
1528                 {
1529                     return 0;
1530                 }
1531                 ''',
1532                 'HAVE_CTDB_CHECK_CODE',
1533                 addmain=False,
1534                 includes=includes,
1535                 msg='Checking for header ctdb_protocol.h')
1536             if ok:
1537                 CTDB_CFLAGS += ' -DHAVE_CTDB_PROTOCOL_H=1'
1538
1539         conf.CONFIG_RESET('HAVE_CTDB_CHECK_CODE')
1540         if have_cluster_support:
1541             ok = conf.CHECK_CODE('''
1542                 #define NO_CONFIG_H
1543                 #include "replace.h"
1544                 #include "system/wait.h"
1545                 #include "system/network.h"
1546                 #include <talloc.h>
1547                 #include <tdb.h>
1548                 #include <ctdb.h>
1549                 #include <ctdb_private.h>
1550
1551                 int main(void)
1552                 {
1553                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1554                    return 0;
1555                 }
1556                 ''',
1557                 'HAVE_CTDB_CHECK_CODE',
1558                 addmain=False,
1559                 includes=includes,
1560                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1561             if ok:
1562                 CTDB_CFLAGS += ' -DHAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL=1'
1563             else:
1564                 have_cluster_support = False
1565                 ctdb_broken = "ctdb transaction support missing or too old"
1566
1567         conf.CONFIG_RESET('HAVE_CTDB_CHECK_CODE')
1568         if have_cluster_support:
1569             ok = conf.CHECK_CODE('''
1570                 #define NO_CONFIG_H
1571                 #include "replace.h"
1572                 #include "system/wait.h"
1573                 #include "system/network.h"
1574                 #include <talloc.h>
1575                 #include <tdb.h>
1576                 #include <ctdb.h>
1577                 #include <ctdb_private.h>
1578
1579                 int main(void)
1580                 {
1581                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1582                     return 0;
1583                 }
1584                 ''',
1585                 'HAVE_CTDB_CHECK_CODE',
1586                 addmain=False,
1587                 includes=includes,
1588                 msg='Checking for SCHEDULE_FOR_DELETION control')
1589             if ok:
1590                 CTDB_CFLAGS += ' -DHAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL=1'
1591             else:
1592                 if not Options.options.enable_old_ctdb:
1593                     have_cluster_support = False
1594                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1595                 else:
1596                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1597
1598         conf.CONFIG_RESET('HAVE_CTDB_CHECK_CODE')
1599         if have_cluster_support:
1600             ok = conf.CHECK_CODE('''
1601                #define NO_CONFIG_H
1602                #include "replace.h"
1603                #include "system/wait.h"
1604                #include "system/network.h"
1605                #include <talloc.h>
1606                #include <tdb.h>
1607                #include <ctdb.h>
1608
1609                int main(void)
1610                {
1611                    int i = (int)CTDB_WANT_READONLY;
1612                    return 0;
1613                }
1614                ''',
1615                'HAVE_CTDB_CHECK_CODE',
1616                addmain=False,
1617                includes=includes,
1618                msg='Checking for CTDB readonly records support')
1619             if ok:
1620                 CTDB_CFLAGS += ' -DHAVE_CTDB_WANT_READONLY_DECL=1'
1621             else:
1622                 if not Options.options.enable_old_ctdb:
1623                     have_cluster_support = False
1624                     ctdb_broken = "support for CTDB readonly records missing"
1625                 else:
1626                     Logs.warn("ignoring missing READONLY support (--enable-old-ctdb)")
1627
1628         conf.CONFIG_RESET('HAVE_CTDB_CHECK_CODE')
1629         if have_cluster_support:
1630             ok = conf.CHECK_CODE('''
1631                 #define NO_CONFIG_H
1632                 #include "replace.h"
1633                 #include "system/wait.h"
1634                 #include "system/network.h"
1635                 #include <talloc.h>
1636                 #include <tdb.h>
1637                 #include <ctdb.h>
1638                 #include <ctdb_private.h>
1639
1640                 int main(void)
1641                 {
1642                     struct ctdb_control_tcp _x;
1643                     return 0;
1644                 }
1645                 ''',
1646                 'HAVE_CTDB_CHECK_CODE',
1647                 addmain=False,
1648                 includes=includes,
1649                 msg='Checking for ctdb ipv4 support')
1650             if ok:
1651                 CTDB_CFLAGS += ' -DHAVE_STRUCT_CTDB_CONTROL_TCP=1'
1652             else:
1653                 have_cluster_support = False
1654                 ctdb_broken = "missing struct ctdb_control_tcp"
1655
1656         conf.CONFIG_RESET('HAVE_CTDB_CHECK_CODE')
1657         if have_cluster_support:
1658             ok = conf.CHECK_CODE('''
1659                 #define NO_CONFIG_H
1660                 #include "replace.h"
1661                 #include "system/wait.h"
1662                 #include "system/network.h"
1663                 #include <talloc.h>
1664                 #include <tdb.h>
1665                 #include <ctdb.h>
1666                 #include <ctdb_private.h>
1667
1668                 int main(void)
1669                 {
1670                     struct ctdb_control_tcp_addr _x;
1671                     return 0;
1672                 }
1673                 ''',
1674                 'HAVE_CTDB_CHECK_CODE',
1675                 addmain=False,
1676                 includes=includes,
1677                 msg='Checking for ctdb ipv6 support')
1678             if ok:
1679                 CTDB_CFLAGS += ' -DHAVE_STRUCT_CTDB_CONTROL_TCP_ADDR=1'
1680
1681         conf.CONFIG_RESET('HAVE_CTDB_CHECK_CODE')
1682         if have_cluster_support:
1683             ok = conf.CHECK_CODE('''
1684                 #define NO_CONFIG_H
1685                 #include "replace.h"
1686                 #include "system/wait.h"
1687                 #include "system/network.h"
1688                 #include <talloc.h>
1689                 #include <tdb.h>
1690                 #include <ctdb.h>
1691                 #include <ctdb_private.h>
1692
1693                 int main(void)
1694                 {
1695                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1696                     return 0;
1697                 }
1698                 ''',
1699                 'HAVE_CTDB_CHECK_CODE',
1700                 addmain=False,
1701                 includes=includes,
1702                 msg='Checking for CHECK_SRVIDS control')
1703             if ok:
1704                 CTDB_CFLAGS += ' -DHAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL=1'
1705             else:
1706                 if not Options.options.enable_old_ctdb:
1707                     have_cluster_support = False
1708                     ctdb_broken = "CHECK_SRVIDS control missing"
1709                 else:
1710                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1711
1712     conf.CONFIG_RESET('HAVE_CTDB_CHECK_CODE')
1713     conf.undefine('HAVE_CTDB_CHECK_CODE')
1714     if have_cluster_support:
1715         Logs.info("building with cluster support")
1716         conf.env['CTDB_CFLAGS'] = CTDB_CFLAGS
1717     else:
1718         if Options.options.with_cluster_support == False:
1719             Logs.info("building without cluster support (--without-cluster-support)")
1720         elif Options.options.with_cluster_support == True:
1721             Logs.error("Cluster support not available: " + ctdb_broken)
1722             conf.fatal("Cluster support not found, but --with-cluster-support was specified")
1723         else:
1724             Logs.info("building without cluster support: " + ctdb_broken)
1725         conf.env['CTDB_CFLAGS'] = ''
1726
1727
1728     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1729                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1730                     addmain=False,
1731                     link=False,
1732                     msg='Checking whether we can compile with __attribute__((destructor))')
1733
1734     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1735                     'SEEKDIR_RETURNS_VOID',
1736                     headers='sys/types.h dirent.h',
1737                     msg='Checking whether seekdir returns void')
1738
1739     if Options.options.with_profiling_data:
1740         conf.DEFINE('WITH_PROFILE', 1);
1741
1742     PTHREAD_CFLAGS='error'
1743     PTHREAD_LDFLAGS='error'
1744
1745     if PTHREAD_LDFLAGS == 'error':
1746         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1747             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1748             PTHREAD_LDFLAGS='-lpthread'
1749     if PTHREAD_LDFLAGS == 'error':
1750         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1751             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1752             PTHREAD_LDFLAGS='-lpthreads'
1753     if PTHREAD_LDFLAGS == 'error':
1754         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1755             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1756             PTHREAD_LDFLAGS='-pthread'
1757     if PTHREAD_LDFLAGS == 'error':
1758         if conf.CHECK_FUNCS('pthread_attr_init'):
1759             PTHREAD_CFLAGS='-D_REENTRANT'
1760             PTHREAD_LDFLAGS='-lpthread'
1761     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1762     # pthread_attr_init. On pthread_mutex_lock it works there...
1763     if PTHREAD_LDFLAGS == 'error':
1764         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1765             PTHREAD_CFLAGS='-D_REENTRANT'
1766             PTHREAD_LDFLAGS='-lpthread'
1767
1768     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1769         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1770         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1771         conf.CHECK_HEADERS('pthread.h')
1772         conf.DEFINE('HAVE_PTHREAD', '1')
1773
1774     if Options.options.with_pthreadpool:
1775         if conf.CONFIG_SET('HAVE_PTHREAD'):
1776             conf.DEFINE('WITH_PTHREADPOOL', '1')
1777         else:
1778             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1779             conf.undefine('WITH_PTHREADPOOL')
1780
1781     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1782         conf.DEFINE('HAVE_GPFS', '1')
1783
1784     if (conf.CHECK_HEADERS('linux/ioctl.h sys/ioctl.h linux/fs.h') and
1785         conf.CHECK_DECLS('FS_IOC_GETFLAGS FS_COMPR_FL', headers='linux/fs.h')):
1786             conf.DEFINE('HAVE_LINUX_IOCTL', '1')
1787
1788     conf.env['CCFLAGS_CEPHFS'] = "-D_FILE_OFFSET_BITS=64"
1789     if Options.options.libcephfs_dir:
1790         conf.env['CPPPATH_CEPHFS'] = Options.options.libcephfs_dir + '/include'
1791         conf.env['LIBPATH_CEPHFS'] = Options.options.libcephfs_dir + '/lib'
1792
1793     if conf.CHECK_HEADERS('cephfs/libcephfs.h', False, False, 'cephfs') and conf.CHECK_LIB('cephfs'):
1794         conf.DEFINE('HAVE_CEPH', '1')
1795
1796     if Options.options.with_glusterfs:
1797         conf.check_cfg(package='glusterfs-api', args='"glusterfs-api >= 4" --cflags --libs',
1798                        msg='Checking for glusterfs-api >= 4', uselib_store="GFAPI")
1799         conf.CHECK_HEADERS('api/glfs.h', lib='gfapi')
1800         conf.CHECK_LIB('gfapi', shlib=True)
1801
1802         if conf.CONFIG_SET('HAVE_API_GLFS_H'):
1803             conf.DEFINE('HAVE_GLUSTERFS', '1')
1804         else:
1805             conf.SET_TARGET_TYPE('gfapi', 'EMPTY')
1806             conf.undefine('HAVE_GLUSTERFS')
1807     else:
1808         conf.SET_TARGET_TYPE('gfapi', 'EMPTY')
1809         conf.undefine('HAVE_GLUSTERFS')
1810
1811     conf.env.build_regedit = False
1812     if not Options.options.with_regedit == False:
1813         conf.PROCESS_SEPARATE_RULE('system_ncurses')
1814         if conf.CONFIG_SET('HAVE_NCURSES'):
1815             conf.env.build_regedit = True
1816
1817     if conf.env.build_regedit:
1818         Logs.info("building regedit")
1819     else:
1820         if Options.options.with_regedit == False:
1821             Logs.info("not building regedit (--without-regedit)")
1822         elif Options.options.with_regedit == True:
1823             Logs.error("ncurses not available, cannot build regedit")
1824             conf.fatal("ncurses not available, but --with-regedit was specified")
1825         else:
1826             Logs.info("ncurses not available, not building regedit")
1827
1828
1829     default_static_modules.extend(TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1830                                       auth_sam auth_unix auth_winbind auth_wbc
1831                                       auth_domain auth_builtin vfs_default
1832                                       nss_info_template idmap_tdb idmap_passdb
1833                                       idmap_nss'''))
1834
1835     default_shared_modules.extend(TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1836                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1837                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 
1838                                       auth_script vfs_readahead vfs_xattr_tdb vfs_posix_eadb
1839                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1840                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1841                                       vfs_media_harmony
1842                                       vfs_commit
1843                                       vfs_worm
1844                                       vfs_crossrename vfs_linux_xfs_sgid
1845                                       vfs_time_audit idmap_autorid idmap_tdb2
1846                                       idmap_ad
1847                                       idmap_rid idmap_hash idmap_rfc2307'''))
1848
1849     if Options.options.developer:
1850         default_static_modules.extend(TO_LIST('charset_weird'))
1851         default_shared_modules.extend(TO_LIST('perfcount_test'))
1852         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1853         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1854
1855     if Options.options.enable_selftest or Options.options.developer:
1856         default_shared_modules.extend(TO_LIST('vfs_fake_acls vfs_nfs4acl_xattr'))
1857         
1858
1859     if conf.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
1860         default_static_modules.extend(TO_LIST('pdb_samba_dsdb auth_samba4 vfs_dfs_samba4'))
1861
1862     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1863         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1864
1865     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1866         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1867
1868     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1869         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1870
1871     if (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1872         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1873
1874     if Options.options.with_pthreadpool:
1875         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1876
1877     if conf.CONFIG_SET('HAVE_AIO'):
1878         default_shared_modules.extend(TO_LIST('vfs_aio_posix'))
1879
1880     if conf.CONFIG_SET('HAVE_LINUX_KERNEL_AIO'):
1881         default_shared_modules.extend(TO_LIST('vfs_aio_linux'))
1882
1883     if conf.CONFIG_SET('HAVE_LDAP'):
1884         default_static_modules.extend(TO_LIST('pdb_ldapsam idmap_ldap'))
1885
1886     if conf.CONFIG_SET('DARWINOS'):
1887         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1888
1889     if conf.CONFIG_SET('HAVE_GPFS'):
1890         default_shared_modules.extend(TO_LIST('vfs_gpfs'))
1891
1892     if conf.CONFIG_SET('HAVE_LINUX_IOCTL'):
1893         default_shared_modules.extend(TO_LIST('vfs_btrfs'))
1894
1895     if conf.CONFIG_SET('SAMBA_FAM_LIBS'):
1896         default_shared_modules.extend(TO_LIST('vfs_notify_fam'))
1897
1898     if conf.CONFIG_SET("HAVE_CEPH"):
1899         default_shared_modules.extend(TO_LIST('vfs_ceph'))
1900
1901     if conf.CONFIG_SET('HAVE_GLUSTERFS'):
1902         default_shared_modules.extend(TO_LIST('vfs_glusterfs'))
1903
1904     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1905     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1906
1907     def replace_list_item(lst, item, value):
1908         try:
1909             idx = lst.index(item)
1910             lst[idx] = value
1911         except:
1912             pass
1913     # PDB module file name should have the same name as module registers itself
1914     # In Autoconf build we export LDAP passdb module as ldapsam but WAF build
1915     # was always exporting pdb_ldap. In order to support existing packages
1916     # allow referring to pdb_ldapsam as pdb_ldap but use proper name internally.
1917     replace_list_item(explicit_shared_modules, 'pdb_ldap', 'pdb_ldapsam')
1918     replace_list_item(explicit_static_modules, 'pdb_ldap', 'pdb_ldapsam')
1919
1920     final_static_modules = default_static_modules
1921     final_shared_modules = default_shared_modules
1922
1923     for m in explicit_static_modules:
1924         if m in final_shared_modules:
1925             final_shared_modules.remove(m)
1926         final_static_modules.append(m)
1927     for m in explicit_shared_modules:
1928         if m in final_static_modules:
1929             final_static_modules.remove(m)
1930         final_shared_modules.append(m)
1931
1932     if ("auth_domain" not in final_static_modules) or \
1933             ("auth_builtin" not in final_static_modules) or \
1934             ("auth_sam" not in final_static_modules) or \
1935             ("auth_winbind" not in final_static_modules):
1936         raise Utils.WafError('These auth modules MUST be configured as static modules: auth_domain, auth_builtin, auth_sam, auth_winbind')
1937
1938     conf.env['static_modules'] = final_static_modules
1939     conf.env['shared_modules'] = final_shared_modules
1940
1941     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1942
1943     static_list = {}
1944     shared_list = {}
1945
1946     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1947     conf.env['MODULE_PREFIXES'] = prefixes
1948     for p in prefixes:
1949         for m in final_static_modules:
1950             if m.find(p) == 0:
1951                 if not p in static_list:
1952                     static_list[p] = []
1953                 static_list[p].append(m)
1954         for m in final_shared_modules:
1955             if m.find(p) == 0:
1956                 if not p in shared_list:
1957                     shared_list[p] = []
1958                 shared_list[p].append(m)
1959
1960     for p in prefixes:
1961         static_env = "%s_STATIC" % p.upper()
1962         shared_env = "%s_SHARED" % p.upper()
1963         conf.env[static_env] = []
1964         conf.env[shared_env] = []
1965         if p in static_list:
1966             decl_list=""
1967             for entry in static_list[p]:
1968                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1969                 conf.env[static_env].append('%s' % entry)
1970             decl_list = decl_list.rstrip()
1971             conf.DEFINE('static_decl_%s' % p, decl_list)
1972             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1973         else:
1974             conf.DEFINE('static_decl_%s' % p, '')
1975             conf.DEFINE('static_init_%s' % p, '{}')
1976         if p in shared_list:
1977             for entry in shared_list[p]:
1978                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1979                 conf.env[shared_env].append('%s' % entry)
1980
1981     conf.SAMBA_CONFIG_H('include/config.h')
1982
1983 def ctags(ctx):
1984     "build 'tags' file using ctags"
1985     import Utils
1986     source_root = os.path.dirname(Utils.g_module.root_path)
1987     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1988     print("Running: %s" % cmd)
1989     os.system(cmd)
1990