source3/wscript

   1 #! /usr/bin/env python
   2
   3 srcdir=".."
   4
   5 import sys, os
   6 from optparse import SUPPRESS_HELP
   7 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
   8 sys.path.insert(0, "source3")
   9 import wafsamba, Options, Logs, Utils, Scripting
  10 import build.charset
  11 import samba_utils, samba_version
  12 import samba3
  13
  14 Options.default_prefix = '/usr/local/samba'
  15
  16 def set_options(opt):
  17
  18     opt.add_option('--with-static-modules',
  19                    help=("Comma-separated list of names of modules to statically link in"),
  20                    action="store", dest='static_modules', default=None)
  21     opt.add_option('--with-shared-modules',
  22                    help=("Comma-separated list of names of modules to build shared"),
  23                    action="store", dest='shared_modules', default=None)
  24     opt.add_option('--enable-selftest',
  25                   help=("enable options necessary for selftest"),
  26                   action="store_true", dest='enable_selftest', default=False)
  27
  28     opt.SAMBA3_ADD_OPTION('winbind')
  29     opt.SAMBA3_ADD_OPTION('swat')
  30     opt.SAMBA3_ADD_OPTION('ads')
  31     opt.SAMBA3_ADD_OPTION('mit-krb5-checks', default=False)
  32     opt.SAMBA3_ADD_OPTION('ldap')
  33     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  34     opt.SAMBA3_ADD_OPTION('iprint', with_name="enable", without_name="disable")
  35     opt.SAMBA3_ADD_OPTION('pam')
  36     opt.SAMBA3_ADD_OPTION('pam_smbpass')
  37     opt.SAMBA3_ADD_OPTION('quotas')
  38     opt.SAMBA3_ADD_OPTION('sys-quotas')
  39     opt.SAMBA3_ADD_OPTION('sendfile-support')
  40     opt.SAMBA3_ADD_OPTION('utmp')
  41     opt.SAMBA3_ADD_OPTION('pthreadpool', with_name="enable", without_name="disable")
  42     opt.SAMBA3_ADD_OPTION('avahi', with_name="enable", without_name="disable")
  43     opt.SAMBA3_ADD_OPTION('iconv')
  44     opt.SAMBA3_ADD_OPTION('acl-support')
  45     opt.SAMBA3_ADD_OPTION('dnsupdate')
  46     opt.SAMBA3_ADD_OPTION('syslog')
  47     opt.SAMBA3_ADD_OPTION('automount')
  48     opt.SAMBA3_ADD_OPTION('aio-support')
  49     opt.SAMBA3_ADD_OPTION('profiling-data', default=False)
  50
  51     opt.SAMBA3_ADD_OPTION('cluster-support')
  52
  53     opt.add_option('--with-ctdb-dir',
  54                    help=("Directory under which ctdb is installed"),
  55                    action="store", dest='ctdb_dir', default=None)
  56     opt.add_option('--enable-old-ctdb',
  57                   help=("enable building against (too) old version of ctdb (default=false)"),
  58                   action="store_true", dest='enable_old_ctdb', default=False)
  59
  60
  61
  62 def configure(conf):
  63     from samba_utils import TO_LIST
  64
  65     if Options.options.developer:
  66         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  67         conf.env.developer = True
  68
  69     if Options.options.with_swat:
  70         conf.env['build_swat'] = True
  71
  72     conf.ADD_LDFLAGS("-Wl,--export-dynamic", testflags=True)
  73
  74     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h netdb.h')
  75     conf.CHECK_HEADERS('linux/falloc.h')
  76
  77     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod mknod64')
  78     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  79     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  80     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  81     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr')
  82     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  83     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups sysconf stat64 fstat64')
  84     conf.CHECK_FUNCS('lstat64 fopen64 atexit grantpt lseek64 ftruncate64 fallocate fallocate64 posix_fallocate posix_fallocate64')
  85     conf.CHECK_FUNCS('fseeko fseek64 fseeko64 ftell64 ftello64 setluid')
  86     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  87     conf.CHECK_FUNCS('opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64')
  88     conf.CHECK_FUNCS('fdopendir fdopendir64')
  89     conf.CHECK_FUNCS('getpwent_r getdents64 setenv strcasecmp fcvt fcvtl')
  90     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale')
  91     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  92     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  93     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  94     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
  95     conf.CHECK_FUNCS('shmget')
  96     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
  97     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain bind_textdomain_codeset')
  98     #FIXME: for some reason this one still fails
  99     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
 100     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
 101     conf.CHECK_DECLS('fdatasync', reverse=True)
 102     conf.CHECK_DECLS('readahead', reverse=True, headers='fcntl.h')
 103
 104     if conf.CONFIG_SET('HAVE_LONG_LONG'):
 105         conf.DEFINE('HAVE_LONGLONG', 1)
 106
 107     if conf.CHECK_CODE('''
 108 #if defined(HAVE_UNISTD_H)
 109 #include <unistd.h>
 110 #endif
 111 long ret = splice(0,0,1,0,400,0);
 112 ''',
 113         'HAVE_LINUX_SPLICE',
 114         headers='fcntl.h'):
 115         conf.CHECK_DECLS('splice', reverse=True, headers='fcntl.h')
 116
 117     # Check for inotify support
 118     conf.CHECK_HEADERS('linux/inotify.h asm/unistd.h sys/inotify.h')
 119     conf.CHECK_FUNCS('inotify_init')
 120     if "HAVE_INOTIFY_INIT" in conf.env:
 121         if "HAVE_LINUX_INOTIFY_H" in conf.env or "HAVE_SYS_INOTIFY_H" in conf.env:
 122             conf.DEFINE('HAVE_INOTIFY', 1)
 123
 124     # Check for kernel change notify support
 125     conf.CHECK_CODE('''
 126 #ifndef F_NOTIFY
 127 #define F_NOTIFY 1026
 128 #endif
 129 main() {
 130         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 131 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 132         headers='fcntl.h signal.h',
 133         msg="Checking for kernel change notify support")
 134
 135     # Check for Linux kernel oplocks
 136     conf.CHECK_CODE('''
 137 #include <sys/types.h>
 138 #include <fcntl.h>
 139 #include <signal.h>
 140 #ifndef F_NOTIFY
 141 #define F_NOTIFY 1026
 142 #endif
 143 main() {
 144         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 145 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 146         msg="Checking for Linux kernel oplocks")
 147
 148     # Check for IRIX kernel oplock types
 149     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 150                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 151                     msg="Checking for IRIX kernel oplock types")
 152
 153     # Check for kernel share modes
 154     conf.CHECK_CODE('''
 155 #include <sys/types.h>
 156 #include <fcntl.h>
 157 #include <signal.h>
 158 #include <sys/file.h>
 159 #ifndef LOCK_MAND
 160 #define LOCK_MAND        32
 161 #define LOCK_READ        64
 162 #endif
 163 main() {
 164         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 165 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 166         msg="Checking for krenel share modes")
 167
 168     # Check for various members of the stat structure
 169     conf.CHECK_TYPES('blksize_t blkcnt_t')
 170     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 171                                 headers='sys/stat.h')
 172     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 173                                 headers='sys/stat.h')
 174     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_flags', define='HAVE_STAT_ST_FLAGS',
 175                                 headers='sys/types.h sys/stat.h unistd.h')
 176
 177     # Check for POSIX capability support
 178     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 179
 180     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 181         conf.CHECK_CODE('''
 182         cap_t cap;
 183         cap_value_t vals[1];
 184         if (!(cap = cap_get_proc())) exit(1);
 185         vals[0] = CAP_CHOWN;
 186         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 187         cap_set_proc(cap);''',
 188                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 189                         headers='sys/capability.h',
 190                         msg="Checking whether POSIX capabilities are available")
 191
 192     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 193     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 194     # -- JRA.
 195     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 196         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 197                         define='HAVE_INT16_FROM_RPC_RPC_H',
 198                         msg="Checking for int16 typedef included by rpc/rpc.h")
 199         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 200                         headers='sys/types.h rpc/rpc.h',
 201                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 202         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 203                         headers='sys/types.h rpc/rpc.h',
 204                         msg="Checking for int32 typedef included by rpc/rpc.h")
 205         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 206                         headers='sys/types.h rpc/rpc.h',
 207                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 208     conf.CHECK_CODE('int i;', 'BROKEN_NISPLUS_INCLUDE_FILES',
 209                     headers='sys/types.h sys/acl.h rpcsvc/nis.h',
 210                     msg="Checking for broken nisplus include files")
 211
 212     # Check if the compiler will optimize out functions
 213     conf.CHECK_CODE('''
 214 if (0) {
 215     this_function_does_not_exist();
 216 } else {
 217     return 1;
 218 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 219         msg="Checking if the compiler will optimize out functions")
 220
 221     # Check if the compiler supports the LL suffix on long long integers
 222     # AIX needs this
 223     conf.CHECK_CODE('long long i = 0x8000000000LL', 'COMPILER_SUPPORTS_LL',
 224                     headers='stdio.h',
 225                     msg="Checking for LL suffix on long long integers")
 226
 227     conf.CHECK_FUNCS('''
 228 _acl __acl add_proplist_entry atexit attr_getf attr_list attr_listf
 229 attropen attr_remove attr_removef attr_set attr_setf backtrace_symbols
 230 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 231 __closedir closedir64 creat64 crypt16 delproplist devnm dgettext dirfd
 232 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent execl
 233 extattr_delete_fd extattr_delete_link extattr_get_fd extattr_get_file
 234 extattr_get_link extattr_list_fd extattr_list_file extattr_list_link
 235 extattr_set_fd extattr_set_file extattr_set_link _facl __facl _fchdir
 236 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 237 fdelproplist fgetea fgetproplist fgetxattr flistea flistxattr fopen64
 238 _fork __fork fremoveea fremovexattr fseeko fseek64 fseeko64 fsetea
 239 fsetproplist fsetxattr _fstat __fstat fstat64 _fstat64 __fstat64 fsync
 240 ftell64 ftello64 ftruncate64 futimens futimes __fxstat getauthuid
 241 getcwd _getcwd __getcwd getdents __getdents getdents64 getdirentries
 242 getgrent getgrnam getgrouplist getgrset getmntent getpagesize
 243 getproplist get_proplist_entry getpwanam getpwent_r getrlimit gettext
 244 glob grantpt hstrerror initgroups innetgr
 245 inotify_init lgetea lgetxattr listea listxattr llistea llistxattr
 246 llseek _llseek __llseek lremoveea lremovexattr _lseek __lseek lseek64
 247 lsetea lsetxattr _lstat __lstat lstat64 _lstat64 __lstat64 lutimes
 248 __lxstat memalign mknod mknod64 mlock mlockall munlock munlockall
 249 _open __open open64 _open64 __open64 _opendir __opendir
 250 opendir64 pathconf poll posix_fallocate posix_fallocate64
 251 posix_memalign prctl pread _pread __pread pread64 _pread64 __pread64
 252 pwrite _pwrite __pwrite pwrite64 _pwrite64
 253 __pwrite64 rdchk _read __read _readdir __readdir readdir64 _readdir64
 254 __readdir64 removeea removexattr rewinddir64 _seekdir __seekdir
 255 seekdir64 select setea setenv setgidx setgroups setlocale setluid
 256 setmntent setpgid setpriv setproplist setsid setuidx
 257 setxattr shmget shm_open sigaction sigblock sigprocmask sigset
 258 sizeof_proplist_entry _stat __stat stat64 _stat64 __stat64 statvfs
 259 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctl sysctlbyname
 260 __sys_llseek syslog _telldir __telldir telldir64 textdomain timegm
 261 utimensat vsyslog _write __write __xstat
 262 ''')
 263
 264     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 265
 266     # FIXME: these should be tests for features, but the old build system just
 267     # checks for OSes.
 268     host_os = sys.platform
 269     Logs.info("building on %s" % host_os)
 270
 271     # Python doesn't have case switches... :/
 272     # FIXME: original was *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
 273     # the search for .rfind('gnu') covers gnu* and *-gnu is that too broad?
 274
 275     conf.SET_TARGET_TYPE('sunacl', 'EMPTY')
 276     if (host_os.rfind('linux') > -1) or (host_os.rfind('gnu') > -1) or (host_os.rfind('qnx') > -1):
 277         if host_os.rfind('linux') > -1:
 278             conf.DEFINE('LINUX', '1')
 279         elif host_os.rfind('qnx') > -1:
 280             conf.DEFINE('QNX', '1')
 281         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 282     elif (host_os.rfind('darwin') > -1):
 283         conf.DEFINE('DARWINOS', 1)
 284         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 285         conf.ADD_CFLAGS('-fno-common')
 286     elif (host_os.rfind('freebsd') > -1):
 287         if conf.CHECK_HEADERS('sunacl.h'):
 288             conf.DEFINE('HAVE_FREEBSD_SUNACL_H', '1')
 289             conf.CHECK_FUNCS_IN('acl', 'sunacl')
 290         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 291     elif (host_os.rfind('netbsd') > -1):
 292         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 293     elif (host_os.rfind('openbsd') > -1):
 294         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 295     elif (host_os.rfind('sunos') > -1):
 296         conf.DEFINE('STAT_ST_BLOCKSIZE', '512')
 297     # FIXME: Add more checks here.
 298     else:
 299         Logs.warn("Unknown host_os '%s', please report this to samba-technical@samba.org" % host_os)
 300
 301     #FIXME: add more checks
 302     if Options.options.with_acl_support:
 303         if host_os.rfind('linux') > -1:
 304             conf.CHECK_FUNCS_IN('acl_get_file', 'acl')
 305             conf.CHECK_FUNCS_IN('getxattr', 'attr')
 306             if conf.CHECK_CODE('''
 307 acl_t acl;
 308 int entry_id;
 309 acl_entry_t *entry_p;
 310 return acl_get_entry(acl, entry_id, entry_p);
 311 ''',
 312                         'HAVE_POSIX_ACLS',
 313                         headers='sys/types.h sys/acl.h', link=False,
 314                         msg="Checking for POSIX ACL support") :
 315                 conf.CHECK_CODE('''
 316 acl_permset_t permset_d;
 317 acl_perm_t perm;
 318 return acl_get_perm_np(permset_d, perm);
 319 ''',
 320                         'HAVE_ACL_GET_PERM_NP',
 321                         headers='sys/types.h sys/acl.h', link=True,
 322                         msg="Checking whether acl_get_perm_np() is available")
 323         else:
 324             conf.DEFINE('HAVE_NO_ACLS', 1)
 325             conf.SET_TARGET_TYPE('acl', 'EMPTY')
 326     else:
 327         conf.DEFINE('HAVE_NO_ACLS', 1)
 328         conf.SET_TARGET_TYPE('acl', 'EMPTY')
 329
 330     if conf.CHECK_FUNCS('dirfd'):
 331         conf.DEFINE('HAVE_DIRFD_DECL', 1)
 332
 333     conf.CHECK_CODE('struct statfs fsd; fsid_t fsid = fsd.f_fsid; return statfs(".", &fsd);',
 334                     'HAVE_STATFS_F_FSID',
 335                     msg="vfs_fileid: checking for statfs() and struct statfs.f_fsid",
 336                     headers='sys/types.h sys/statfs.h',
 337                     execute=True)
 338
 339     if conf.CONFIG_SET('HAVE_FALLOCATE'):
 340         conf.CHECK_CODE('''
 341                 int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 342                 'HAVE_LINUX_FALLOCATE',
 343                 msg="Checking whether the Linux 'fallocate' function is available",
 344                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 345     if conf.CONFIG_SET('HAVE_FALLOCATE64'):
 346         conf.CHECK_CODE('''
 347                 int ret = fallocate64(0, FALLOC_FL_KEEP_SIZE, 0, 10);''',
 348                 'HAVE_LINUX_FALLOCATE64',
 349                 msg="Checking whether the Linux 'fallocate64' function is available",
 350                 headers='unistd.h sys/types.h fcntl.h linux/falloc.h')
 351     conf.CHECK_CODE('''
 352                 ssize_t err = readahead(0,0,0x80000);''',
 353                 'HAVE_LINUX_READAHEAD',
 354                 msg="Checking whether Linux readahead is available",
 355                 headers='unistd.h fcntl.h')
 356     conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True)
 357
 358     conf.CHECK_CODE('''
 359                 struct ucred cred;
 360                 socklen_t cred_len;
 361                 int ret = getsockopt(0, SOL_SOCKET, SO_PEERCRED, &cred, &cred_len);''',
 362                 'HAVE_PEERCRED',
 363                 msg="Checking whether we can use SO_PEERCRED to get socket credentials",
 364                 headers='sys/types.h sys/socket.h')
 365
 366     conf.CHECK_CODE('''
 367                 #if defined(HAVE_LONGLONG) && (defined(HAVE_OFF64_T) || (defined(SIZEOF_OFF_T) && (SIZEOF_OFF_T == 8)))
 368                 #include <sys/types.h>
 369                 #else
 370                 __COMPILE_ERROR_
 371                 #endif
 372                 int i;''',
 373                 'HAVE_EXPLICIT_LARGEFILE_SUPPORT',
 374                 msg="Checking whether large file support can be enabled")
 375
 376     if Options.options.with_aio_support:
 377         conf.CHECK_FUNCS_IN('aio_read', 'aio')
 378         conf.CHECK_FUNCS_IN('aio_read', 'rt')
 379         conf.CHECK_CODE('struct aiocb a; return aio_read(&a);',
 380                         'HAVE_AIO',
 381                         msg='Checking for asynchronous io support',
 382                         headers='sys/types.h aio.h',
 383                         lib='aio rt')
 384         conf.CHECK_CODE('struct aiocb64 a; return aio_read64(&a);',
 385                         'HAVE_AIO64',
 386                         msg='Checking for 64-bit asynchronous io support',
 387                         headers='sys/types.h aio.h',
 388                         lib='aio rt')
 389         if conf.CONFIG_SET('HAVE_AIO64'):
 390             conf.DEFINE('HAVE_AIOCB64', '1')
 391             conf.DEFINE('WITH_AIO', '1')
 392         elif conf.CONFIG_SET('HAVE_AIO'):
 393             conf.DEFINE('WITH_AIO', '1')
 394         if conf.CONFIG_SET('HAVE_AIO'):
 395             conf.CHECK_CODE('struct aiocb a; return aio_read(&a);', 'HAVE_AIO_READ', msg='Checking for aio_read', headers='aio.h', lib='aio rt')
 396             conf.CHECK_CODE('struct aiocb a; return aio_write(&a);', 'HAVE_AIO_WRITE', msg='Checking for aio_write', headers='aio.h', lib='aio rt')
 397             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')
 398             conf.CHECK_CODE('struct aiocb a; return aio_return(&a);', 'HAVE_AIO_RETURN', msg='Checking for aio_return', headers='aio.h', lib='aio rt')
 399             conf.CHECK_CODE('struct aiocb a; return aio_error(&a);', 'HAVE_AIO_ERROR', msg='Checking for aio_error', headers='aio.h', lib='aio rt')
 400             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')
 401             conf.CHECK_CODE('struct aiocb a; return aio_suspend(&a, 1, NULL);', 'HAVE_AIO_SUSPEND', msg='Checking for aio_suspend', headers='aio.h', lib='aio rt')
 402         if conf.CONFIG_SET('HAVE_AIO64'):
 403             conf.CHECK_CODE('struct aiocb a; return aio_read64(&a);', 'HAVE_AIO_READ64', msg='Checking for aio_read64', headers='aio.h', lib='aio rt')
 404             conf.CHECK_CODE('struct aiocb a; return aio_write64(&a);', 'HAVE_AIO_WRITE64', msg='Checking for aio_write64', headers='aio.h', lib='aio rt')
 405             conf.CHECK_CODE('struct aiocb a; return aio_fsync64(1, &a);', 'HAVE_AIO_FSYNC64', msg='Checking for aio_fsync64', headers='aio.h', lib='aio rt')
 406             conf.CHECK_CODE('struct aiocb a; return aio_return64(&a);', 'HAVE_AIO_RETURN64', msg='Checking for aio_return64', headers='aio.h', lib='aio rt')
 407             conf.CHECK_CODE('struct aiocb a; return aio_error64(&a);', 'HAVE_AIO_ERROR64', msg='Checking for aio_error64', headers='aio.h', lib='aio rt')
 408             conf.CHECK_CODE('struct aiocb a; return aio_cancel64(1, &a);', 'HAVE_AIO_CANCEL64', msg='Checking for aio_cancel64', headers='aio.h', lib='aio rt')
 409             conf.CHECK_CODE('struct aiocb a; return aio_suspend64(&a, 1, NULL);', 'HAVE_AIO_SUSPEND64', msg='Checking for aio_suspend64', headers='aio.h', lib='aio rt')
 410         if not conf.CONFIG_SET('HAVE_AIO'):
 411             conf.DEFINE('HAVE_NO_AIO', '1')
 412     else:
 413         conf.DEFINE('HAVE_NO_AIO', '1')
 414
 415     conf.CHECK_CODE('''
 416 struct msghdr msg;
 417 union {
 418         struct cmsghdr cm;
 419         char control[CMSG_SPACE(sizeof(int))];
 420 } control_un;
 421 msg.msg_control = control_un.control;
 422 msg.msg_controllen = sizeof(control_un.control);
 423 ''',
 424         'HAVE_MSGHDR_MSG_CONTROL',
 425         msg='Checking if we can use msg_control for passing file descriptors',
 426         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 427     conf.CHECK_CODE('''
 428 struct msghdr msg;
 429 int fd;
 430 msg.msg_acctrights = (caddr_t) &fd;
 431 msg.msg_acctrightslen = sizeof(fd);
 432 ''',
 433         'HAVE_MSGHDR_MSG_ACCTRIGHTS',
 434         msg='Checking if we can use msg_acctrights for passing file descriptors',
 435         headers='sys/types.h stdlib.h stddef.h sys/socket.h sys/un.h')
 436
 437     if Options.options.with_winbind:
 438         conf.env.build_winbind = True
 439         conf.DEFINE('WITH_WINBIND', '1')
 440
 441     conf.find_program('awk', var='AWK')
 442     conf.find_program('perl', var='PERL')
 443
 444     # Darwin has extra options to xattr-family functions
 445     conf.CHECK_CODE('getxattr(0, 0, 0, 0, 0, 0);',
 446                     'XATTR_ADD_OPT',
 447                     msg="Checking whether xattr interface takes additional options",
 448                     headers='sys/types.h attr/xattr.h sys/xattr.h')
 449
 450     conf.CHECK_HEADERS('asm/types.h')
 451
 452     conf.CHECK_CODE('dev_t dev; int i = major(dev); return 0', "HAVE_DEVICE_MAJOR_FN",
 453                     headers='unistd.h sys/types.h',
 454                     msg="Checking for major macro")
 455
 456     conf.CHECK_CODE('dev_t dev; int i = minor(dev); return 0', "HAVE_DEVICE_MINOR_FN",
 457                     headers='unistd.h sys/types.h',
 458                     msg="Checking for minor macro")
 459
 460     conf.CHECK_STRUCTURE_MEMBER('struct dirent', 'd_off',
 461                                 headers='unistd.h sys/types.h dirent.h',
 462                                 define='HAVE_DIRENT_D_OFF')
 463
 464     conf.CHECK_FUNCS('setnetgrent getnetgrent endnetgrent')
 465     if conf.CHECK_CFLAGS('-Werror-implicit-function-declaration'):
 466         netgrent_cflags = '-Werror-implicit-function-declaration'
 467     else:
 468         netgrent_cflags = ''
 469     conf.CHECK_CODE('setnetgrent("foo")', 'HAVE_SETNETGRENT_PROTOTYPE',
 470                     msg="Checking for setnetgrent prototype",
 471                     headers='netdb.h netgroup.h',
 472                     cflags=netgrent_cflags)
 473     conf.CHECK_CODE('getnetgrent', 'HAVE_GETNETGRENT_PROTOTYPE',
 474                     msg="Checking for getnetgrent prototype",
 475                     headers='netdb.h netgroup.h',
 476                     cflags=netgrent_cflags)
 477     conf.CHECK_CODE('endnetgrent', 'HAVE_ENDNETGRENT_PROTOTYPE',
 478                     msg="Checking for endnetgrent prototype",
 479                     headers='netdb.h netgroup.h',
 480                     cflags=netgrent_cflags)
 481
 482
 483     # Look for CUPS
 484     if Options.options.with_cups:
 485         conf.find_program('cups-config', var='CUPS_CONFIG')
 486         if conf.env.CUPS_CONFIG:
 487             # we would normally use --libs here, but cups-config incorrectly adds
 488             # gssapi_krb5 and other libraries to its --libs output. That breaks the use
 489             # of an in-tree heimdal kerberos
 490             conf.check_cfg(path=conf.env.CUPS_CONFIG, args="--cflags --ldflags",
 491                            package="", uselib_store="CUPS")
 492         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 493         conf.CHECK_FUNCS_IN('httpConnect httpConnectEncrypt', 'cups')
 494         if conf.CONFIG_SET('HAVE_CUPS_CUPS_H') and conf.CONFIG_SET('HAVE_CUPS_LANGUAGE_H'):
 495             conf.DEFINE('HAVE_CUPS', '1')
 496         else:
 497             conf.undefine('HAVE_CUPS')
 498             conf.SET_TARGET_TYPE('cups', 'EMPTY')
 499     else:
 500         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 501         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 502
 503     if Options.options.with_iprint:
 504         if conf.CONFIG_SET('HAVE_CUPS'):
 505             conf.DEFINE('HAVE_IPRINT', '1')
 506         else:
 507             Logs.warn("--enable-iprint=yes but cups support not sufficient")
 508     if Options.options.with_syslog:
 509         conf.DEFINE('WITH_SYSLOG', '1')
 510     if Options.options.with_automount:
 511         conf.DEFINE('WITH_AUTOMOUNT', '1')
 512
 513     # Check for LDAP
 514     if Options.options.with_ldap:
 515         conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
 516         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 517         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 518         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 519
 520         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 521         # for the samba logs
 522         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 523                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 524
 525         conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
 526         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 527
 528         # Check if ldap_set_rebind_proc() takes three arguments
 529         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 530                            'LDAP_SET_REBIND_PROC_ARGS',
 531                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 532                            headers='ldap.h lber.h', link=False):
 533             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 534         else:
 535             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 536
 537         # last but not least, if ldap_init() exists, we want to use ldap
 538         if conf.CONFIG_SET('HAVE_LDAP_INIT'):
 539             conf.DEFINE('HAVE_LDAP', '1')
 540             conf.DEFINE('LDAP_DEPRECATED', '1')
 541             conf.env['HAVE_LDAP'] = '1'
 542             # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 543             # SASL wrapping hooks
 544             if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 545                     conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 546                 conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 547     else:
 548         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 549         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 550
 551     # Check for kerberos
 552     have_gssapi=False
 553     if Options.options.with_mit_krb5_checks and conf.env.developer:
 554         Logs.info("Looking for kerberos features")
 555         conf.find_program('krb5-config', var='KRB5_CONFIG')
 556         if conf.env.KRB5_CONFIG:
 557             conf.check_cfg(path="krb5-config", args="--cflags --libs",
 558                        package="gssapi", uselib_store="KRB5")
 559         conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
 560         conf.CHECK_HEADERS('gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h com_err.h', lib='krb5')
 561
 562         if conf.CONFIG_SET('HAVE_KRB5_LOCATE_PLUGIN_H'):
 563             conf.env['WINBIND_KRB5_LOCATOR'] = 'bin/winbind_krb5_locator.so'
 564
 565         conf.CHECK_FUNCS_IN('_et_list', 'com_err')
 566         conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
 567         conf.CHECK_FUNCS_IN('des_set_key','crypto')
 568         conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
 569         conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
 570         if conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi') or \
 571            conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi_krb5'):
 572             have_gssapi=True
 573         conf.CHECK_FUNCS_IN('''
 574                gss_wrap_iov
 575                gss_krb5_import_cred
 576                gss_get_name_attribute
 577                gss_mech_krb5
 578                gss_oid_equal
 579                gss_inquire_sec_context_by_oid
 580                gsskrb5_extract_authz_data_from_sec_context
 581                gss_krb5_export_lucid_sec_context
 582                ''', 'gssapi gssapi_krb5 krb5')
 583         conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
 584         conf.CHECK_FUNCS('''
 585 krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
 586 krb5_set_default_tgs_ktypes krb5_principal2salt krb5_use_enctype
 587 krb5_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
 588 krb5_auth_con_setuseruserkey krb5_get_permitted_enctypes
 589 krb5_get_default_in_tkt_etypes krb5_free_data_contents
 590 krb5_principal_get_comp_string krb5_free_unparsed_name
 591 krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
 592 krb5_krbhst_get_addrinfo
 593 krb5_crypto_init krb5_crypto_destroy krb5_decode_ap_req free_AP_REQ
 594 krb5_c_verify_checksum krb5_principal_compare_any_realm
 595 krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
 596 krb5_get_renewed_creds krb5_free_error_contents
 597 initialize_krb5_error_table krb5_get_init_creds_opt_alloc
 598 krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
 599 krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
 600 krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
 601 krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm''',
 602                          lib='krb5 k5crypto')
 603         conf.CHECK_DECLS('''krb5_get_credentials_for_user
 604                             krb5_auth_con_set_req_cksumtype''',
 605                             headers='krb5.h', always=True)
 606         conf.CHECK_VARIABLE('AP_OPTS_USE_SUBKEY', headers='krb5.h')
 607         conf.CHECK_VARIABLE('KV5M_KEYTAB', headers='krb5.h')
 608         conf.CHECK_VARIABLE('KRB5_KU_OTHER_CKSUM', headers='krb5.h')
 609         conf.CHECK_VARIABLE('KRB5_KEYUSAGE_APP_DATA_CKSUM', headers='krb5.h')
 610         conf.CHECK_VARIABLE('ENCTYPE_AES128_CTS_HMAC_SHA1_96', headers='krb5.h')
 611         conf.CHECK_VARIABLE('ENCTYPE_AES256_CTS_HMAC_SHA1_96', headers='krb5.h')
 612         conf.CHECK_DECLS('KRB5_PDU_NONE', reverse=True, headers='krb5.h')
 613         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'key', headers='krb5.h',
 614                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEY')
 615         conf.CHECK_STRUCTURE_MEMBER('krb5_keytab_entry', 'keyblock', headers='krb5.h',
 616                                     define='HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK')
 617         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'magic', headers='krb5.h',
 618                                     define='HAVE_MAGIC_IN_KRB5_ADDRESS')
 619         conf.CHECK_STRUCTURE_MEMBER('krb5_address', 'addrtype', headers='krb5.h',
 620                                     define='HAVE_ADDRTYPE_IN_KRB5_ADDRESS')
 621         conf.CHECK_STRUCTURE_MEMBER('krb5_ticket', 'enc_part2', headers='krb5.h',
 622                                     define='HAVE_KRB5_TKT_ENC_PART2')
 623         conf.CHECK_STRUCTURE_MEMBER('krb5_ap_req', 'ticket', headers='krb5.h',
 624                                     define='HAVE_TICKET_POINTER_IN_KRB5_AP_REQ')
 625
 626         conf.CHECK_TYPE('krb5_encrypt_block', headers='krb5.h')
 627
 628         conf.CHECK_CODE('''
 629 krb5_ticket ticket;
 630 krb5_kvno kvno;
 631 krb5_enctype enctype;
 632 enctype = ticket.enc_part.enctype;
 633 kvno = ticket.enc_part.kvno;
 634 ''',
 635                         'KRB5_TICKET_HAS_KEYINFO',
 636                         headers='krb5.h', link=False,
 637                         msg="Checking whether the krb5_ticket structure contains the kvno and enctype")
 638         conf.CHECK_CODE('''
 639 krb5_context ctx;
 640 krb5_get_init_creds_opt *opt = NULL;
 641 krb5_get_init_creds_opt_free(ctx, opt);
 642 ''',
 643                         'KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT',
 644                         headers='krb5.h', link=False,
 645                         msg="Checking whether krb5_get_init_creds_opt_free takes a context argument")
 646         conf.CHECK_CODE('''
 647 const krb5_data *pkdata;
 648 krb5_context context;
 649 krb5_principal principal;
 650 pkdata = krb5_princ_component(context, principal, 0);
 651 ''',
 652                         'HAVE_KRB5_PRINC_COMPONENT',
 653                         headers='krb5.h', lib='krb5',
 654                         msg="Checking whether krb5_princ_component is available")
 655
 656         conf.CHECK_CODE('''
 657 int main(void) {
 658 char buf[256];
 659 krb5_enctype_to_string(1, buf, 256);
 660 return 0;
 661 }''',
 662                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG',
 663                         headers='krb5.h', lib='krb5 k5crypto',
 664                         addmain=False, cflags='-Werror',
 665                         msg="Checking whether krb5_enctype_to_string takes size_t argument")
 666
 667         conf.CHECK_CODE('''
 668 int main(void) {
 669 krb5_context context = NULL;
 670 char *str = NULL;
 671 krb5_enctype_to_string(context, 1, &str);
 672 if (str) free (str);
 673 return 0;
 674 }''',
 675                         'HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG',
 676                         headers='krb5.h stdlib.h', lib='krb5',
 677                         addmain=False, cflags='-Werror',
 678                         msg="Checking whether krb5_enctype_to_string takes krb5_context argument")
 679         conf.CHECK_CODE('''
 680 int main(void) {
 681 krb5_context ctx = NULL;
 682 krb5_principal princ = NULL;
 683 const char *str = krb5_princ_realm(ctx, princ)->data;
 684 return 0;
 685 }''',
 686                         'HAVE_KRB5_PRINC_REALM',
 687                         headers='krb5.h', lib='krb5',
 688                         addmain=False,
 689                         msg="Checking whether the macro krb5_princ_realm is defined")
 690         conf.CHECK_CODE('''
 691 int main(void) {
 692     krb5_context context;
 693     krb5_principal principal;
 694     const char *realm; realm = krb5_principal_get_realm(context, principal);
 695     return 0;
 696 }''',
 697                         'HAVE_KRB5_PRINCIPAL_GET_REALM',
 698                         headers='krb5.h', lib='krb5',
 699                         addmain=False,
 700                         msg="Checking whether krb5_principal_get_realm is defined")
 701         conf.CHECK_CODE('''
 702 krb5_enctype enctype;
 703 enctype = ENCTYPE_ARCFOUR_HMAC_MD5;
 704 ''',
 705             '_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5',
 706             headers='krb5.h', lib='krb5',
 707             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available");
 708         conf.CHECK_CODE('''
 709 krb5_keytype keytype;
 710 keytype = KEYTYPE_ARCFOUR_56;
 711 ''',
 712             '_HAVE_KEYTYPE_ARCFOUR_56',
 713             headers='krb5.h', lib='krb5',
 714             msg="Checking whether the HAVE_KEYTYPE_ARCFOUR_56 key type definition is available");
 715         if conf.CONFIG_SET('_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and conf.CONFIG_SET('_HAVE_KEYTYPE_ARCFOUR_56'):
 716             conf.DEFINE('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5', '1')
 717
 718         conf.CHECK_CODE('''
 719 krb5_enctype enctype;
 720 enctype = ENCTYPE_ARCFOUR_HMAC;
 721 ''',
 722             'HAVE_ENCTYPE_ARCFOUR_HMAC',
 723             headers='krb5.h', lib='krb5',
 724             msg="Checking whether the ENCTYPE_ARCFOUR_HMAC key type definition is available");
 725
 726         conf.CHECK_CODE('''
 727 krb5_context context;
 728 krb5_keytab keytab;
 729 krb5_init_context(&context);
 730 return krb5_kt_resolve(context, "WRFILE:api", &keytab);
 731 ''',
 732             'HAVE_WRFILE_KEYTAB',
 733             headers='krb5.h', lib='krb5', execute=True,
 734             msg="Checking whether the WRFILE:-keytab is supported");
 735
 736         # Check for KRB5_DEPRECATED handling
 737         conf.CHECK_CODE('''#define KRB5_DEPRECATED 1
 738 #include <krb5.h>''',
 739         'HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER', addmain=False,
 740         link=False,
 741         msg="Checking for KRB5_DEPRECATED define taking an identifier")
 742
 743     if Options.options.with_ads:
 744         use_ads=True
 745         if not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC_MD5') and \
 746            not conf.CONFIG_SET('HAVE_ENCTYPE_ARCFOUR_HMAC'):
 747             Logs.warn("arcfour-hmac-md5 encryption type not found in -lkrb5")
 748             use_ads=False
 749         if not conf.CONFIG_SET('HAVE_KRB5_MK_REQ_EXTENDED'):
 750             Logs.warn("krb5_mk_req_extended not found in -lkrb5")
 751             use_ads=False
 752         if not conf.CONFIG_SET('HAVE_KRB5_GET_HOST_REALM'):
 753             Logs.warn("krb5_get_host_realm not found in -lkrb5")
 754             use_ads=False
 755         if not conf.CONFIG_SET('HAVE_KRB5_FREE_HOST_REALM'):
 756             Logs.warn("krb5_free_host_realm not found in -lkrb5")
 757             use_ads=False
 758         if not conf.CONFIG_SET('HAVE_KRB5_FWD_TGT_CREDS'):
 759             Logs.warn("krb5_fwd_tgt_creds found in -lkrb5")
 760             use_ads=False
 761         if not conf.CONFIG_SET('HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC'):
 762             Logs.warn("krb5_get_init_creds_opt_alloc not found in -lkrb5")
 763             use_ads=False
 764         if not conf.CONFIG_SET('KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT'):
 765             Logs.warn("krb5_get_init_creds_opt_free was not found or was too old in -lkrb5")
 766             use_ads=False
 767         if not conf.CONFIG_SET('HAVE_KRB5_GET_RENEWED_CREDS'):
 768             Logs.warn("krb5_get_renewed_creds not found in -lkrb5")
 769             use_ads=False
 770         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL_COMPARE_ANY_REALM'):
 771             Logs.warn("krb5_principal_compare_any_realm not found in -lkrb5")
 772             use_ads=False
 773         if not conf.CONFIG_SET('HAVE_KRB5_STRING_TO_KEY'):
 774             Logs.warn("krb5_string_to_key not found in -lkrb5")
 775             use_ads=False
 776         if not conf.CONFIG_SET('HAVE_KRB5_PRINCIPAL2SALT') and \
 777            not conf.CONFIG_SET('HAVE_KRB5_GET_PW_SALT'):
 778             Logs.warn("no CREATE_KEY_FUNCTIONS detected")
 779             use_ads=False
 780         if not conf.CONFIG_SET('HAVE_KRB5_GET_PERMITTED_ENCTYPES') and \
 781            not conf.CONFIG_SET('HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES'):
 782             Logs.warn("no GET_ENCTYPES_FUNCTIONS detected")
 783             use_ads=False
 784         if not conf.CONFIG_SET('HAVE_KRB5_KT_FREE_ENTRY') and \
 785            not conf.CONFIG_SET('HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS'):
 786             Logs.warn("no KT_FREE_FUNCTION detected")
 787             use_ads=False
 788         if not conf.CONFIG_SET('HAVE_KRB5_C_VERIFY_CHECKSUM'):
 789             Logs.warn("krb5_c_verify_checksum_compare not found in -lkrb5")
 790             use_ads=False
 791         if not conf.CONFIG_SET('KRB5_TICKET_HAS_KEYINFO'):
 792             # We only need the following functions if we can't get the enctype
 793             # and kvno out of the ticket directly (ie. on Heimdal).
 794             if not conf.CONFIG_SET('HAVE_FREE_AP_REQ'):
 795                 Logs.warn("no KRB5_AP_REQ_FREE_FUNCTION detected")
 796                 use_ads=False
 797             if not conf.CONFIG_SET('HAVE_KRB5_DECODE_AP_REQ'):
 798                 Logs.warn("no KRB5_AP_REQ_DECODING_FUNCTION detected")
 799                 use_ads=False
 800
 801         # We don't actually use
 802         # gsskrb5_extract_authz_data_from_sec_context, but it is a
 803         # clue that this Heimdal, which does the PAC processing we
 804         # need on the standard gss_inquire_sec_context_by_oid
 805         if not conf.CONFIG_SET('HAVE_GSS_GET_NAME_ATTRIBUTE') and \
 806             not (conf.CONFIG_SET('HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT') and \
 807                      conf.CONFIG_SET('HAVE_GSS_INQUIRE_SEC_CONTEXT_BY_OID')):
 808             Logs.warn("need eiterh gss_get_name_attribute or gsskrb5_extract_authz_data_from_sec_context and gss_inquire_sec_context_by_oid in -lgssapi for PAC support")
 809             use_ads=False
 810
 811         if not conf.CONFIG_SET('HAVE_GSS_KRB5_EXPORT_LUCID_SEC_CONTEXT'):
 812             Logs.warn("need gss_krb5_export_lucid_sec_context for SPNEGO and gss_wrap support")
 813             use_ads=False
 814
 815         if use_ads:
 816             conf.DEFINE('WITH_ADS', '1')
 817             conf.DEFINE('HAVE_KRB5', '1')
 818             if conf.CONFIG_SET('HAVE_LDAP'):
 819                 conf.env['HAVE_ADS'] = '1'
 820         else:
 821             Logs.warn("krb5 libs don't have all features required for Active Directory support")
 822             conf.undefine('HAVE_KRB5_H')
 823             conf.undefine('HAVE_GSSAPI_H')
 824             conf.undefine('HAVE_GSSAPI_GSSAPI_GENERIC_H')
 825             conf.undefine('HAVE_GSSAPI_GSSAPI_H')
 826
 827     if Options.options.with_utmp:
 828         conf.CHECK_FUNCS('pututline pututxline updwtmp updwtmpx getutmpx getutxent')
 829         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_name', headers='utmp.h',
 830                                     define='HAVE_UT_UT_NAME')
 831         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_user', headers='utmp.h',
 832                                     define='HAVE_UT_UT_USER')
 833         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_id', headers='utmp.h',
 834                                     define='HAVE_UT_UT_ID')
 835         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_host', headers='utmp.h',
 836                                     define='HAVE_UT_UT_HOST')
 837         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_time', headers='utmp.h',
 838                                     define='HAVE_UT_UT_TIME')
 839         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_tv', headers='utmp.h',
 840                                     define='HAVE_UT_UT_TV')
 841         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_type', headers='utmp.h',
 842                                     define='HAVE_UT_UT_TYPE')
 843         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_pid', headers='utmp.h',
 844                                     define='HAVE_UT_UT_PID')
 845         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_exit.e_exit', headers='utmp.h',
 846                                     define='HAVE_UT_UT_EXIT')
 847         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr_v6', headers='utmp.h',
 848                                     define='HAVE_UT_UT_ADDR_V6')
 849         conf.CHECK_STRUCTURE_MEMBER('struct utmp', 'ut_addr', headers='utmp.h',
 850                                     define='HAVE_UT_UT_ADDR')
 851         conf.CHECK_STRUCTURE_MEMBER('struct utmpx', 'ut_syslen', headers='utmpx.h',
 852                                     define='HAVE_UX_UT_SYSLEN')
 853         conf.CHECK_CODE('struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);',
 854                         'PUTUTLINE_RETURNS_UTMP', headers='utmp.h',
 855                         msg="Checking whether pututline returns pointer")
 856         conf.DEFINE('WITH_UTMP', 1)
 857
 858     if Options.options.with_avahi:
 859         conf.env.with_avahi = True
 860         if not conf.CHECK_HEADERS('avahi-common/watch.h avahi-client/client.h'): conf.env.with_avahi = False
 861         if not conf.CHECK_FUNCS_IN('avahi_client_new', 'avahi-client'): conf.env.with_avahi = False
 862         if not conf.CHECK_FUNCS_IN('avahi_strerror', 'avahi-common'): conf.env.with_avahi = False
 863         if conf.env.with_avahi:
 864             conf.DEFINE('WITH_AVAHI_SUPPORT', 1)
 865     else:
 866         conf.SET_TARGET_TYPE('avahi-common', 'EMPTY')
 867         conf.SET_TARGET_TYPE('avahi-client', 'EMPTY')
 868
 869     if Options.options.with_iconv:
 870         conf.env.with_iconv = True
 871         if not conf.CHECK_FUNCS_IN('iconv_open', 'iconv', headers='iconv.h'):
 872             conf.env.with_iconv = False
 873         if conf.env.with_iconv:
 874             conf.DEFINE('HAVE_ICONV', 1)
 875
 876     if Options.options.with_pam:
 877         use_pam=True
 878         conf.CHECK_HEADERS('security/pam_appl.h pam/pam_appl.h')
 879         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_APPL_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_APPL_H'):
 880             Logs.warn("--with-pam=yes but pam_appl.h not found")
 881             use_pam=False
 882         conf.CHECK_FUNCS_IN('pam_get_data', 'pam')
 883         conf.CHECK_HEADERS('security/pam_modules.h pam/pam_modules.h')
 884         if not conf.CONFIG_SET('HAVE_SECURITY_PAM_MODULES_H') and not conf.CONFIG_SET('HAVE_PAM_PAM_MODULES_H'):
 885             Logs.warn("--with-pam=yes but pam_modules.h not found")
 886             use_pam=False
 887         conf.CHECK_HEADERS('security/pam_ext.h security/_pam_macros.h')
 888         conf.CHECK_HEADERS('pam/pam_ext.h pam/_pam_macros.h')
 889         conf.CHECK_FUNCS_IN('pam_vsyslog', 'pam')
 890         conf.CHECK_CODE('''
 891 #if defined(HAVE_SECURITY_PAM_APPL_H)
 892 #include <security/pam_appl.h>
 893 #elif defined(HAVE_PAM_PAM_APPL_H)
 894 #include <pam/pam_appl.h>
 895 #endif
 896 pam_set_item(0, PAM_RHOST, 0);
 897 ''',
 898             'HAVE_PAM_RHOST',
 899             lib='pam',
 900             msg="Checking whether PAM_RHOST is available");
 901         conf.CHECK_CODE('''
 902 #if defined(HAVE_SECURITY_PAM_APPL_H)
 903 #include <security/pam_appl.h>
 904 #elif defined(HAVE_PAM_PAM_APPL_H)
 905 #include <pam/pam_appl.h>
 906 #endif
 907 pam_set_item(0, PAM_TTY, 0);
 908 ''',
 909             'HAVE_PAM_TTY',
 910             lib='pam',
 911             msg="Checking whether PAM_TTY is available");
 912         conf.CHECK_CODE('''
 913 #if (!defined(LINUX))
 914
 915 #define PAM_EXTERN extern
 916 #if defined(HAVE_SECURITY_PAM_APPL_H)
 917 #include <security/pam_appl.h>
 918 #elif defined(HAVE_PAM_PAM_APPL_H)
 919 #include <pam/pam_appl.h>
 920 #endif
 921
 922 #endif
 923
 924 #if defined(HAVE_SECURITY_PAM_MODULES_H)
 925 #include <security/pam_modules.h>
 926 #elif defined(HAVE_PAM_PAM_MODULES_H)
 927 #include <pam/pam_modules.h>
 928 #endif
 929
 930 #if defined(HAVE_SECURITY__PAM_MACROS_H)
 931 #include <security/_pam_macros.h>
 932 #elif defined(HAVE_PAM__PAM_MACROS_H)
 933 #include <pam/_pam_macros.h>
 934 #endif
 935
 936 #ifdef HAVE_SECURITY_PAM_EXT_H
 937 #include <security/pam_ext.h>
 938 #endif
 939
 940 int i; i = PAM_RADIO_TYPE;
 941 ''',
 942             'HAVE_PAM_RADIO_TYPE',
 943             lib='pam',
 944             msg="Checking whether PAM_RADIO_TYPE is available");
 945         if use_pam:
 946             conf.DEFINE('WITH_PAM', 1)
 947             conf.DEFINE('WITH_PAM_MODULES', 1)
 948
 949     seteuid = False
 950     if not seteuid:
 951         seteuid = conf.CHECK_CODE('''
 952                                 #define AUTOCONF_TEST 1
 953                                 #define USE_SETREUID 1
 954                                 #include "./lib/util_sec.c"
 955                                 ''',
 956                                 'USE_SETREUID',
 957                                 addmain=False,
 958                                 execute=True,
 959                                 msg="Checking whether setreuid is available")
 960     if not seteuid:
 961         seteuid = conf.CHECK_CODE('''
 962                                 #define AUTOCONF_TEST 1
 963                                 #define USE_SETRESUID 1
 964                                 #include "./lib/util_sec.c"
 965                                 ''',
 966                                 'USE_SETRESUID',
 967                                 addmain=False,
 968                                 execute=True,
 969                                 msg="Checking whether setresuid is available")
 970     if not seteuid:
 971         seteuid = conf.CHECK_CODE('''
 972                                 #define AUTOCONF_TEST 1
 973                                 #define USE_SETEUID 1
 974                                 #include "./lib/util_sec.c"
 975                                 ''',
 976                                 'USE_SETEUID',
 977                                 addmain=False,
 978                                 execute=True,
 979                                 msg="Checking whether seteuid is available")
 980     if not seteuid:
 981         seteuid = conf.CHECK_CODE('''
 982                                 #define AUTOCONF_TEST 1
 983                                 #define USE_SETUIDX 1
 984                                 #include "./lib/util_sec.c"
 985                                 ''',
 986                                 'USE_SETUIDX',
 987                                 addmain=False,
 988                                 execute=True,
 989                                 mandatory=True,
 990                                 msg="Checking whether setuidx is available")
 991     if Options.options.with_dnsupdate:
 992         conf.CHECK_HEADERS('uuid/uuid.h')
 993         conf.CHECK_FUNCS_IN('uuid_generate', 'uuid')
 994         if not conf.CONFIG_SET('HAVE_UUID_UUID_H') and not conf.CONFIG_SET('HAVE_UUID_GENERATE'):
 995             Logs.warn("--with-dnsupdate=yes but uuid support not sufficient")
 996         elif not conf.CONFIG_SET('HAVE_KRB5'):
 997             Logs.warn("--with-dnsupdate=yes but gssapi support not sufficient")
 998         else:
 999             conf.DEFINE('WITH_DNS_UPDATES', 1)
1000     else:
1001         conf.SET_TARGET_TYPE('uuid', 'EMPTY')
1002     conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
1003     if Options.options.developer:
1004         if conf.CONFIG_SET('HAVE_VALGRIND_H') or conf.CONFIG_SET('HAVE_VALGRIND_VALGRIND_H'):
1005             conf.DEFINE('VALGRIND', '1')
1006
1007     if conf.CHECK_CODE('''
1008 #include <bits/sockaddr.h>
1009 #include <linux/netlink.h>
1010 ''',
1011                 'HAVE_LINUX_NETLINK_H',
1012                 msg="Checking whether Linux netlink is available"):
1013         conf.CHECK_CODE('''
1014 #include <bits/sockaddr.h>
1015 #include <linux/netlink.h>
1016 #include <linux/rtnetlink.h>
1017 ''',
1018                 'HAVE_LINUX_RTNETLINK_H',
1019                 msg='Checking whether Linux rtnetlink is available')
1020     if conf.CHECK_TYPE('struct dirent64', headers='sys/types.h dirent.h') and conf.CONFIG_SET('HAVE_READDIR64'):
1021         conf.DEFINE('HAVE_STRUCT_DIRENT64', '1')
1022     else:
1023         conf.undefine('HAVE_STRUCT_DIRENT64')
1024
1025     conf.CHECK_CODE('''
1026 #include "../tests/fcntl_lock.c"
1027 ''',
1028                 'HAVE_FCNTL_LOCK',
1029                 addmain=False,
1030                 execute=True,
1031                 msg='Checking whether fcntl locking is available')
1032
1033     conf.CHECK_CODE('''
1034 #include "../tests/fcntl_lock64.c"
1035 ''',
1036                 'HAVE_BROKEN_FCNTL64_LOCKS',
1037                 addmain=False,
1038                 execute=True,
1039                 msg='Checking whether fcntl64 locks are broken')
1040
1041     if not conf.CONFIG_SET('HAVE_BROKEN_FCNTL64_LOCKS'):
1042         conf.CHECK_CODE('''
1043 #if defined(HAVE_UNISTD_H)
1044 #include <unistd.h>
1045 #endif
1046 #include <stdio.h>
1047 #include <stdlib.h>
1048
1049 #ifdef HAVE_FCNTL_H
1050 #include <fcntl.h>
1051 #endif
1052
1053 #ifdef HAVE_SYS_FCNTL_H
1054 #include <sys/fcntl.h>
1055 #endif
1056 main() { struct flock64 fl64;
1057 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
1058 exit(0);
1059 #else
1060 exit(1);
1061 #endif
1062 }
1063 ''',
1064                 'HAVE_STRUCT_FLOCK64',
1065                 addmain=False,
1066                 execute=True,
1067                 msg="Checking whether the flock64 struct is available")
1068
1069     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec',
1070                                 define='HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') # Linux, Solaris
1071     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimensec',
1072                                 define='HAVE_STRUCT_STAT_ST_MTIMENSEC') # BSD, if defined _POSIX_SOURCE
1073     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtimespec.tv_nsec',
1074                                 define='HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') # BSD, if not defined _POSIX_SOURCE
1075     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtime_n',
1076                                 define='HAVE_STRUCT_STAT_ST_MTIME_N') # AIX
1077     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_umtime',
1078                                 define='HAVE_STRUCT_STAT_ST_UMTIME') # Tru64
1079     if conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC') or \
1080        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMENSEC') or \
1081        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC') or \
1082        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_MTIME_N') or \
1083        conf.CONFIG_SET('HAVE_STRUCT_STAT_ST_UMTIME'):
1084         conf.DEFINE('HAVE_STAT_HIRES_TIMESTAMPS', '1')
1085
1086     # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1087     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtime',
1088                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIME')
1089     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimespec.tv_nsec',
1090                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC')
1091     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_birthtimensec',
1092                                 define='HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC')
1093
1094     conf.CHECK_CODE('''
1095 ssize_t err = posix_fadvise(0,0,0x80000,POSIX_FADV_WILLNEED);
1096 ''',
1097                 'HAVE_POSIX_FADVISE',
1098                 msg='Checking whether posix_fadvise is available',
1099                 headers='unistd.h fcntl.h')
1100
1101     for v in ['_SC_NGROUPS_MAX', '_SC_NPROC_ONLN', '_SC_NPROCESSORS_ONLN', '_SC_PAGESIZE' ]:
1102         conf.CHECK_CODE('''
1103                         #include <unistd.h>
1104                         return sysconf(%s) == -1 ? 1 : 0;
1105                         ''' % v,
1106                         'SYSCONF%s' % v,
1107                         msg='Checking whether sysconf(%s) is available' % v)
1108
1109     conf.CHECK_DECLS('__NR_inotify_init', reverse=True, headers='asm/unistd.h')
1110
1111     conf.CHECK_CODE('''
1112 #include <sys/syscall.h>
1113 #include <unistd.h>
1114 syscall(SYS_initgroups, 16, NULL, NULL, 0);
1115                     ''',
1116                     'HAVE_DARWIN_INITGROUPS',
1117                     msg='Checking whether to use the Darwin-specific initgroups system call')
1118
1119     conf.CHECK_CODE('''struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));''',
1120                     'HAVE_UTIMBUF',
1121                     headers='sys/types.h utime.h',
1122                     msg='Checking whether struct utimbuf is available')
1123
1124     if conf.CHECK_CODE('''struct sigevent s;''',
1125                     'HAVE_STRUCT_SIGEVENT',
1126                     headers='sys/types.h stdlib.h stddef.h signal.h',
1127                     msg='Checking whether we have the struct sigevent'):
1128         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sival_ptr',
1129                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR',
1130                                     headers='signal.h');
1131         conf.CHECK_STRUCTURE_MEMBER('struct sigevent', 'sigev_value.sigval_ptr',
1132                                     define='HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR',
1133                                     headers='signal.h');
1134
1135     if os.path.exists('/proc/sys/kernel/core_pattern'):
1136         conf.DEFINE('HAVE_SYS_KERNEL_PROC_CORE_PATTERN', '1')
1137
1138     if conf.CHECK_CODE('''
1139 #include <time.h>
1140 main() {
1141         struct tm *tm;
1142         if (sizeof(time_t) == 8) {
1143                 time_t max_time = 0x7fffffffffffffffll;
1144                 tm = gmtime(&max_time);
1145                 /* This should fail with 32-bit tm_year. */
1146                 if (tm == NULL) {
1147                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1148                         max_time = 67768036191676799ll;
1149                         tm = gmtime(&max_time);
1150                         if (tm) {
1151                                 exit(0);
1152                         }
1153                 }
1154         }
1155         exit(1);
1156 }''',
1157         '__TIME_T_MAX',
1158         addmain=False,
1159         execute=True,
1160         msg="Checking for the maximum value of the 'time_t' type"):
1161             conf.DEFINE('TIME_T_MAX', '67768036191676799ll')
1162
1163     conf.CHECK_CODE('''
1164 #if defined(HAVE_UNISTD_H)
1165 #include <unistd.h>
1166 #endif
1167 #include <sys/types.h>
1168 main() { dev_t dev = makedev(1,2); return 0; }
1169 ''',
1170         'HAVE_MAKEDEV',
1171         addmain=False,
1172         msg='Checking whether the macro for makedev is available')
1173
1174     conf.CHECK_CODE('''
1175 #include <stdio.h>
1176 #include <limits.h>
1177 #include <signal.h>
1178
1179 void exit_on_core(int ignored) {
1180         exit(1);
1181 }
1182
1183 main() {
1184         char *newpath;
1185         signal(SIGSEGV, exit_on_core);
1186         newpath = realpath("/tmp", NULL);
1187         exit((newpath != NULL) ? 0 : 1);
1188 }
1189 ''',
1190         'REALPATH_TAKES_NULL',
1191         addmain=False,
1192         execute=True,
1193         msg='Checking whether the realpath function allows a NULL argument')
1194
1195     conf.CHECK_CODE('''#include "../tests/ftruncate.c"''',
1196                     'HAVE_FTRUNCATE_EXTEND',
1197                     msg='Checking for ftruncate extend',
1198                     addmain=False,
1199                     execute=True)
1200     if os.getenv('RUN_FROM_BUILD_FARM'):
1201         Logs.info("enabling buildfarm hacks")
1202         conf.DEFINE('ENABLE_BUILD_FARM_HACKS', '1')
1203
1204     if Options.options.with_sendfile_support:
1205         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):
1206             conf.CHECK_CODE('''
1207                             int tofd, fromfd;
1208                             off64_t offset;
1209                             size_t total;
1210                             ssize_t nwritten = sendfile64(tofd, fromfd, &offset, total);
1211                             ''',
1212                             '_HAVE_SENDFILE64',
1213                             headers='sys/sendfile',
1214                             msg='Checking for linux sendfile64 support')
1215             conf.CHECK_CODE('''
1216                             int tofd, fromfd;
1217                             off_t offset;
1218                             size_t total;
1219                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1220                             ''',
1221                             '_HAVE_SENDFILE',
1222                             headers='sys/sendfile',
1223                             msg='Checking for linux sendfile support')
1224
1225             # Try and cope with broken Linux sendfile....
1226             conf.CHECK_CODE('''#if defined(_FILE_OFFSET_BITS) && (_FILE_OFFSET_BITS == 64)
1227                             #undef _FILE_OFFSET_BITS
1228                             #endif
1229                             #include <sys/sendfile.h>
1230                             int tofd, fromfd;
1231                             off_t offset;
1232                             size_t total;
1233                             ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
1234                             ''',
1235                             '_HAVE_BROKEN_LINUX_SENDFILE',
1236                             msg='Checking for broken linux sendfile support')
1237             if conf.CONFIG_SET('_HAVE_SENDFILE64'):
1238                 conf.DEFINE('HAVE_SENDFILE64', '1')
1239                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1240                 conf.DEFINE('WITH_SENDFILE', '1')
1241             elif conf.CONFIG_SET('_HAVE_SENDFILE'):
1242                 conf.DEFINE('HAVE_SENDFILE', '1')
1243                 conf.DEFINE('LINUX_SENDFILE_API', '1')
1244                 conf.DEFINE('WITH_SENDFILE', '1')
1245             elif conf.CONFIG_SET('_HAVE_BROKEN_LINUX_SENDFILE'):
1246                 conf.DEFINE('LINUX_BROKEN_SENDFILE_API', '1')
1247                 conf.DEFINE('WITH_SENDFILE', '1')
1248         elif (host_os.rfind('freebsd') > -1) or (host_os.rfind('dragonfly') > -1):
1249             conf.CHECK_CODE('''
1250                             #include <sys/types.h>
1251                             #include <unistd.h>
1252                             #include <sys/socket.h>
1253                             #include <sys/uio.h>
1254                             int fromfd, tofd, ret, total=0;
1255                             off_t offset, nwritten;
1256                             struct sf_hdtr hdr;
1257                             struct iovec hdtrl;
1258                             hdr.headers = &hdtrl;
1259                             hdr.hdr_cnt = 1;
1260                             hdr.trailers = NULL;
1261                             hdr.trl_cnt = 0;
1262                             hdtrl.iov_base = NULL;
1263                             hdtrl.iov_len = 0;
1264                             ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0)
1265                             ''',
1266                             '_HAVE_SENDFILE',
1267                             msg='Checking for freebsd sendfile support')
1268             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1269                 conf.DEFINE('HAVE_SENDFILE', '1')
1270                 conf.DEFINE('FREEBSD_SENDFILE_API', '1')
1271                 conf.DEFINE('WITH_SENDFILE', '1')
1272         elif (host_os.rfind('hpux') > -1):
1273             conf.CHECK_CODE('''
1274                             #include <sys/socket.h>
1275                             #include <sys/uio.h>
1276                             int fromfd, tofd;
1277                             size_t total=0;
1278                             struct iovec hdtrl[2];
1279                             ssize_t nwritten;
1280                             off64_t offset;
1281                             hdtrl[0].iov_base = 0;
1282                             hdtrl[0].iov_len = 0;
1283                             nwritten = sendfile64(tofd, fromfd, offset, total, &hdtrl[0], 0);
1284                             ''',
1285                             '_HAVE_SENDFILE64',
1286                             msg='Checking for hpux sendfile64 support')
1287             conf.CHECK_CODE('''
1288                             #include <sys/socket.h>
1289                             #include <sys/uio.h>
1290                             int fromfd, tofd;
1291                             size_t total=0;
1292                             struct iovec hdtrl[2];
1293                             ssize_t nwritten;
1294                             off_t offset;
1295                             hdtrl[0].iov_base = 0;
1296                             hdtrl[0].iov_len = 0;
1297                             nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
1298                             ''',
1299                             '_HAVE_SENDFILE',
1300                             msg='Checking for hpux sendfile support')
1301             if conf.CONFIG_SET('_HAVE_SENDFILE64'):
1302                 conf.DEFINE('HAVE_SENDFILE64', '1')
1303                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1304                 conf.DEFINE('WITH_SENDFILE', '1')
1305             elif conf.CONFIG_SET('_HAVE_SENDFILE'):
1306                 conf.DEFINE('HAVE_SENDFILE', '1')
1307                 conf.DEFINE('HPUX_SENDFILE_API', '1')
1308                 conf.DEFINE('WITH_SENDFILE', '1')
1309         elif (host_os.rfind('solaris') > -1):
1310             conf.CHECK_FUNCS_IN('sendfile', 'sendfilev')
1311             conf.CHECK_CODE('''
1312                             #include <sys/sendfile.h>
1313                             int sfvcnt;
1314                             size_t xferred;
1315                             struct sendfilevec vec[2];
1316                             ssize_t nwritten;
1317                             int tofd;
1318                             sfvcnt = 2;
1319                             vec[0].sfv_fd = SFV_FD_SELF;
1320                             vec[0].sfv_flag = 0;
1321                             vec[0].sfv_off = 0;
1322                             vec[0].sfv_len = 0;
1323                             vec[1].sfv_fd = 0;
1324                             vec[1].sfv_flag = 0;
1325                             vec[1].sfv_off = 0;
1326                             vec[1].sfv_len = 0;
1327                             nwritten = sendfilev64(tofd, vec, sfvcnt, &xferred);
1328                             ''',
1329                             '_HAVE_SENDFILEV64',
1330                             msg='Checking for solaris sendfilev64 support')
1331             conf.CHECK_CODE('''
1332                             #include <sys/sendfile.h>,
1333                             int sfvcnt;
1334                             size_t xferred;
1335                             struct sendfilevec vec[2];
1336                             ssize_t nwritten;
1337                             int tofd;
1338                             sfvcnt = 2;
1339                             vec[0].sfv_fd = SFV_FD_SELF;
1340                             vec[0].sfv_flag = 0;
1341                             vec[0].sfv_off = 0;
1342                             vec[0].sfv_len = 0;
1343                             vec[1].sfv_fd = 0;
1344                             vec[1].sfv_flag = 0;
1345                             vec[1].sfv_off = 0;
1346                             vec[1].sfv_len = 0;
1347                             nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
1348                             ''',
1349                             '_HAVE_SENDFILEV',
1350                             msg='Checking for solaris sendfilev support')
1351             if conf.CONFIG_SET('_HAVE_SENDFILEV64'):
1352                 conf.DEFINE('HAVE_SENDFILEV64', '1')
1353                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1354                 conf.DEFINE('WITH_SENDFILE', '1')
1355             elif conf.CONFIG_SET('_HAVE_SENDFILEV'):
1356                 conf.DEFINE('HAVE_SENDFILEV', '1')
1357                 conf.DEFINE('SOLARIS_SENDFILE_API', '1')
1358                 conf.DEFINE('WITH_SENDFILE', '1')
1359         elif (host_os.rfind('aix') > -1):
1360             conf.CHECK_CODE('''
1361                             #include <sys/socket.h>
1362                             int fromfd, tofd;
1363                             size_t total=0;
1364                             struct sf_parms hdtrl;
1365                             ssize_t nwritten;
1366                             off64_t offset;
1367                             hdtrl.header_data = 0;
1368                             hdtrl.header_length = 0;
1369                             hdtrl.file_descriptor = fromfd;
1370                             hdtrl.file_offset = 0;
1371                             hdtrl.file_bytes = 0;
1372                             hdtrl.trailer_data = 0;
1373                             hdtrl.trailer_length = 0;
1374                             nwritten = send_file(&tofd, &hdtrl, 0);
1375                             ''',
1376                             '_HAVE_SENDFILE',
1377                             msg='Checking for AIX send_file support')
1378             if conf.CONFIG_SET('_HAVE_SENDFILE'):
1379                 conf.DEFINE('HAVE_SENDFILE', '1')
1380                 conf.DEFINE('AIX_SENDFILE_API', '1')
1381                 conf.DEFINE('WITH_SENDFILE', '1')
1382
1383     # Check for getcwd allowing a NULL arg.
1384     conf.CHECK_CODE('''
1385 #include <unistd.h>
1386 main() {
1387         char *s = getcwd(NULL,0);
1388         exit(s != NULL ?  0 : 1);
1389 }''', 'GETCWD_TAKES_NULL', addmain=False, execute=True,
1390         msg="getcwd takes a NULL argument")
1391
1392
1393     # UnixWare 7.x has its getspnam in -lgen
1394     conf.CHECK_FUNCS_IN('getspnam', 'gen')
1395     conf.CHECK_FUNCS_IN('getspnam', 'security')
1396     conf.CHECK_FUNCS_IN('getspnam', 'sec')
1397
1398     if Options.options.with_quotas:
1399         # For quotas on Veritas VxFS filesystems
1400         conf.CHECK_HEADERS('sys/fs/vx_quota.h')
1401         # For quotas on Linux XFS filesystems
1402         conf.CHECK_HEADERS('linux/dqblk_xfs.h')
1403         # For sys/quota.h and linux/quota.h
1404         conf.CHECK_HEADERS('sys/quota.h')
1405
1406
1407     #
1408     # checking for clustering extensions (CTDB)
1409     #
1410     if not Options.options.with_cluster_support:
1411         have_cluster_support = False
1412
1413     else:
1414
1415         if Options.options.ctdb_dir:
1416             conf.ADD_EXTRA_INCLUDES(Options.options.ctdb_dir + '/include')
1417
1418         srcdir = os.path.realpath(conf.srcdir)
1419         if 'EXTRA_INCLUDES' in conf.env:
1420             includes = ' '.join(conf.env['EXTRA_INCLUDES']).replace('#', srcdir + '/')
1421         else:
1422             includes = ''
1423
1424         have_cluster_support = True
1425         ctdb_broken = ""
1426
1427         conf.CHECK_CODE('''
1428             #define NO_CONFIG_H
1429             #include "replace.h"
1430             #include "system/wait.h"
1431             #include "system/network.h"
1432             #define private #error __USED_RESERVED_WORD_private__
1433             #include <talloc.h>
1434             #include <tdb.h>
1435             #include <ctdb.h>
1436
1437             int main(void)
1438             {
1439                 return 0;
1440             }
1441             ''',
1442             'HAVE_CTDB_H',
1443             addmain=False,
1444             includes=includes,
1445             msg='Checking for header ctdb.h')
1446
1447         if not conf.CONFIG_SET('HAVE_CTDB_H'):
1448             have_cluster_support = False
1449             ctdb_broken = "ctdb.h is required for cluster support"
1450
1451         if have_cluster_support:
1452             conf.CHECK_CODE('''
1453                 #define NO_CONFIG_H
1454                 #include "replace.h"
1455                 #include "system/wait.h"
1456                 #include "system/network.h"
1457                 #define private #error __USED_RESERVED_WORD_private__
1458                 #include <talloc.h>
1459                 #include <tdb.h>
1460                 #include <ctdb.h>
1461                 #include <ctdb_private.h>
1462
1463                 int main(void)
1464                 {
1465                     return 0;
1466                 }
1467                 ''',
1468                 'HAVE_CTDB_PRIVATE_H',
1469                 addmain=False,
1470                 includes=includes,
1471                 msg='Checking for header ctdb_private.h')
1472
1473             if not conf.CONFIG_SET('HAVE_CTDB_PRIVATE_H'):
1474                 have_cluster_support = False
1475                 ctdb_broken = "ctdb_private.h is required for cluster support"
1476
1477         if have_cluster_support:
1478             conf.CHECK_CODE('''
1479                 #define NO_CONFIG_H
1480                 #include "replace.h"
1481                 #include "system/wait.h"
1482                 #include "system/network.h"
1483                 #include <talloc.h>
1484                 #include <tdb.h>
1485                 #include <ctdb.h>
1486                 #include <ctdb_private.h>
1487
1488                 int main(void)
1489                 {
1490                    int i = (int)CTDB_CONTROL_TRANS3_COMMIT;
1491                    return 0;
1492                 }
1493                 ''',
1494                 'HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL',
1495                 addmain=False,
1496                 includes=includes,
1497                 msg='Checking for transaction support (TRANS3_COMMIT control)')
1498
1499             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_TRANS3_COMMIT_DECL'):
1500                 have_cluster_support = False
1501                 ctdb_broken = "ctdb transaction support missing or too old"
1502
1503         if have_cluster_support:
1504             conf.CHECK_CODE('''
1505                 #define NO_CONFIG_H
1506                 #include "replace.h"
1507                 #include "system/wait.h"
1508                 #include "system/network.h"
1509                 #include <talloc.h>
1510                 #include <tdb.h>
1511                 #include <ctdb.h>
1512                 #include <ctdb_private.h>
1513
1514                 int main(void)
1515                 {
1516                     int i = (int)CTDB_CONTROL_SCHEDULE_FOR_DELETION;
1517                     return 0;
1518                 }
1519                 ''',
1520                 'HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL',
1521                 addmain=False,
1522                 includes=includes,
1523                 msg='Checking for SCHEDULE_FOR_DELETION control')
1524
1525             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_SCHEDULE_FOR_DELETION_DECL'):
1526                 if not Options.options.enable_old_ctdb:
1527                     have_cluster_support = False
1528                     ctdb_broken = "SCHEDULE_FOR_DELETION control missing"
1529                 else:
1530                     Logs.warn("ignoring missing SCHEDULE_FOR_DELETION control (--enable-old-ctdb)")
1531
1532         if have_cluster_support:
1533             conf.CHECK_CODE('''
1534                 #define NO_CONFIG_H
1535                 #include "replace.h"
1536                 #include "system/wait.h"
1537                 #include "system/network.h"
1538                 #include <talloc.h>
1539                 #include <tdb.h>
1540                 #include <ctdb.h>
1541                 #include <ctdb_private.h>
1542
1543                 int main(void)
1544                 {
1545                     struct ctdb_control_tcp _x;
1546                     return 0;
1547                 }
1548                 ''',
1549                 'HAVE_STRUCT_CTDB_CONTROL_TCP',
1550                 addmain=False,
1551                 includes=includes,
1552                 msg='Checking for ctdb ipv4 support')
1553
1554             if not conf.CONFIG_SET('HAVE_STRUCT_CTDB_CONTROL_TCP'):
1555                 have_cluster_support = False
1556                 ctdb_broken = "missing struct ctdb_control_tcp"
1557
1558         if have_cluster_support:
1559             conf.CHECK_CODE('''
1560                 #define NO_CONFIG_H
1561                 #include "replace.h"
1562                 #include "system/wait.h"
1563                 #include "system/network.h"
1564                 #include <talloc.h>
1565                 #include <tdb.h>
1566                 #include <ctdb.h>
1567                 #include <ctdb_private.h>
1568
1569                 int main(void)
1570                 {
1571                     struct ctdb_control_tcp_addr _x;
1572                     return 0;
1573                 }
1574                 ''',
1575                 'HAVE_STRUCT_CTDB_CONTROL_TCP_ADDR',
1576                 addmain=False,
1577                 includes=includes,
1578                 msg='Checking for ctdb ipv6 support')
1579
1580         if have_cluster_support:
1581             conf.CHECK_CODE('''
1582                 #define NO_CONFIG_H
1583                 #include "replace.h"
1584                 #include "system/wait.h"
1585                 #include "system/network.h"
1586                 #include <talloc.h>
1587                 #include <tdb.h>
1588                 #include <ctdb.h>
1589                 #include <ctdb_private.h>
1590
1591                 int main(void)
1592                 {
1593                     int i = (int)CTDB_CONTROL_CHECK_SRVIDS;
1594                     return 0;
1595                 }
1596                 ''',
1597                 'HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL',
1598                 addmain=False,
1599                 includes=includes,
1600                 msg='Checking for CHECK_SRVIDS control')
1601
1602             if not conf.CONFIG_SET('HAVE_CTDB_CONTROL_CHECK_SRVIDS_DECL'):
1603                 if not Options.options.enable_old_ctdb:
1604                     have_cluster_support = False
1605                     ctdb_broken = "CHECK_SRVIDS control missing"
1606                 else:
1607                     Logs.warn("ignoring missing CHECK_SRVIDS control (--enable-old-ctdb)")
1608
1609     if have_cluster_support:
1610         Logs.info("building with cluster support")
1611         conf.DEFINE('CLUSTER_SUPPORT', 1);
1612     else:
1613         if not Options.options.with_cluster_support:
1614             Logs.info("building without cluster support")
1615         else:
1616             Logs.warn("building without cluster support: " + ctdb_broken)
1617         conf.undefine('CLUSTER_SUPPORT')
1618
1619
1620
1621     conf.CHECK_CODE('__attribute__((destructor)) static void cleanup(void) { }',
1622                     'HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR',
1623                     addmain=False,
1624                     link=False,
1625                     msg='Checking whether we can compile with __attribute__((destructor))')
1626
1627     conf.CHECK_CODE('void seekdir(DIR *d, long loc) { return; }',
1628                     'SEEKDIR_RETURNS_VOID',
1629                     headers='sys/types.h dirent.h',
1630                     msg='Checking whether seekdir returns void')
1631
1632     if Options.options.with_profiling_data:
1633         conf.DEFINE('WITH_PROFILE', 1);
1634
1635     PTHREAD_CFLAGS='error'
1636     PTHREAD_LDFLAGS='error'
1637
1638     if PTHREAD_LDFLAGS == 'error':
1639         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
1640             PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
1641             PTHREAD_LDFLAGS='-lpthread'
1642     if PTHREAD_LDFLAGS == 'error':
1643         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
1644             PTHREAD_CFLAGS='-D_THREAD_SAFE'
1645             PTHREAD_LDFLAGS='-lpthreads'
1646     if PTHREAD_LDFLAGS == 'error':
1647         if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
1648             PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
1649             PTHREAD_LDFLAGS='-pthread'
1650     if PTHREAD_LDFLAGS == 'error':
1651         if conf.CHECK_FUNC('pthread_attr_init'):
1652             PTHREAD_CFLAGS='-D_REENTRANT'
1653             PTHREAD_LDFLAGS='-lpthread'
1654     # especially for HP-UX, where the CHECK_FUNC macro fails to test for
1655     # pthread_attr_init. On pthread_mutex_lock it works there...
1656     if PTHREAD_LDFLAGS == 'error':
1657         if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
1658             PTHREAD_CFLAGS='-D_REENTRANT'
1659             PTHREAD_LDFLAGS='-lpthread'
1660
1661     if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
1662         conf.ADD_CFLAGS(PTHREAD_CFLAGS)
1663         conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
1664         conf.CHECK_HEADERS('pthread.h')
1665         conf.DEFINE('HAVE_PTHREAD', '1')
1666
1667     if Options.options.with_pthreadpool:
1668         if conf.CONFIG_SET('HAVE_PTHREAD'):
1669             conf.DEFINE('WITH_PTHREADPOOL', '1')
1670         else:
1671             Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
1672             conf.undefine('WITH_PTHREADPOOL')
1673
1674     if conf.CHECK_HEADERS('gpfs_gpl.h'):
1675         conf.DEFINE('HAVE_GPFS', '1')
1676
1677     # Note that all charset 'modules' must actually be static, due to dependency loop issues
1678     # if we include the module loader in iconv
1679
1680     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam
1681                                       auth_sam auth_unix auth_winbind auth_wbc auth_server
1682                                       auth_domain auth_builtin vfs_default
1683                                       nss_info_template idmap_tdb idmap_passdb
1684                                       idmap_nss''')
1685
1686     default_shared_modules=TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
1687                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
1688                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2
1689                                       auth_script vfs_readahead vfs_xattr_tdb
1690                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
1691                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
1692                                       vfs_crossrename vfs_linux_xfs_sgid
1693                                       vfs_time_audit idmap_autorid''')
1694
1695     if Options.options.developer:
1696         default_static_modules.extend(TO_LIST('pdb_ads auth_netlogond charset_weird'))
1697         default_shared_modules.extend(TO_LIST('perfcount_test'))
1698         default_shared_modules.extend(TO_LIST('vfs_skel_opaque vfs_skel_transparent vfs_shadow_copy_test'))
1699         default_shared_modules.extend(TO_LIST('auth_skel pdb_test'))
1700
1701     default_static_modules.extend(TO_LIST('pdb_samba4 auth_samba4 vfs_dfs_samba4'))
1702
1703     if Options.options.with_acl_support and conf.CONFIG_SET('HAVE_POSIX_ACLS'):
1704         default_static_modules.extend(TO_LIST('vfs_posixacl'))
1705
1706     if conf.CONFIG_SET('HAVE_FREEBSD_SUNACL_H'):
1707         default_shared_modules.extend(TO_LIST('vfs_zfsacl'))
1708
1709     if conf.CONFIG_SET('HAVE_DIRFD_DECL'):
1710         default_shared_modules.extend(TO_LIST('vfs_syncops vfs_dirsort'))
1711
1712     if conf.CONFIG_SET('HAVE_STATFS_F_FSID'):
1713         default_shared_modules.extend(TO_LIST('vfs_fileid'))
1714
1715     if conf.CONFIG_SET('HAVE_AIO') and (conf.CONFIG_SET('HAVE_MSGHDR_MSG_CONTROL') or conf.CONFIG_SET('HAVE_MSGHDR_MSG_ACCTRIGHTS')):
1716         default_shared_modules.extend(TO_LIST('vfs_aio_fork'))
1717
1718     if conf.CONFIG_SET('HAVE_AIO') and Options.options.with_pthreadpool:
1719         default_shared_modules.extend(TO_LIST('vfs_aio_pthread'))
1720
1721     if conf.CONFIG_SET('HAVE_LDAP'):
1722         default_static_modules.extend(TO_LIST('pdb_ldap idmap_ldap'))
1723
1724     if conf.CONFIG_SET('DARWINOS'):
1725         default_static_modules.extend(TO_LIST('charset_macosxfs'))
1726
1727     if conf.CONFIG_SET('HAVE_GPFS'):
1728         default_shared_modules.extend(TO_LIST('vfs_gpfs vfs_gpfs_hsm_notify'))
1729
1730     explicit_shared_modules = TO_LIST(Options.options.shared_modules, delimiter=',')
1731     explicit_static_modules = TO_LIST(Options.options.static_modules, delimiter=',')
1732
1733     final_static_modules = default_static_modules
1734     final_shared_modules = default_shared_modules
1735
1736     for m in explicit_static_modules:
1737         if m in final_shared_modules:
1738             final_shared_modules.remove(m)
1739         final_static_modules.append(m)
1740     for m in explicit_shared_modules:
1741         if m in final_static_modules:
1742             final_static_modules.remove(m)
1743         final_shared_modules.append(m)
1744
1745     conf.env['static_modules'] = final_static_modules
1746     conf.env['shared_modules'] = final_shared_modules
1747
1748     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(final_static_modules), quote=True)
1749
1750     static_list = {}
1751     shared_list = {}
1752
1753     prefixes = ['vfs', 'pdb', 'auth', 'nss_info', 'charset', 'idmap', 'gpext', 'perfcount']
1754     conf.env['MODULE_PREFIXES'] = prefixes
1755     for p in prefixes:
1756         for m in final_static_modules:
1757             if m.find(p) == 0:
1758                 if not p in static_list:
1759                     static_list[p] = []
1760                 static_list[p].append(m)
1761         for m in final_shared_modules:
1762             if m.find(p) == 0:
1763                 if not p in shared_list:
1764                     shared_list[p] = []
1765                 shared_list[p].append(m)
1766
1767     for p in prefixes:
1768         static_env = "%s_STATIC" % p.upper()
1769         shared_env = "%s_SHARED" % p.upper()
1770         conf.env[static_env] = []
1771         conf.env[shared_env] = []
1772         if p in static_list:
1773             decl_list=""
1774             for entry in static_list[p]:
1775                 decl_list += "extern NTSTATUS %s_init(void); " % entry
1776                 conf.env[static_env].append('%s' % entry)
1777             decl_list = decl_list.rstrip()
1778             conf.DEFINE('static_decl_%s' % p, decl_list)
1779             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init();  '.join(static_list[p]))
1780         else:
1781             conf.DEFINE('static_decl_%s' % p, '')
1782             conf.DEFINE('static_init_%s' % p, '{}')
1783         if p in shared_list:
1784             for entry in shared_list[p]:
1785                 conf.DEFINE('%s_init' % entry, 'samba_init_module')
1786                 conf.env[shared_env].append('%s' % entry)
1787
1788     conf.SAMBA_CONFIG_H('include/config.h')
1789
1790 def ctags(ctx):
1791     "build 'tags' file using ctags"
1792     import Utils
1793     source_root = os.path.dirname(Utils.g_module.root_path)
1794     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
1795     print("Running: %s" % cmd)
1796     os.system(cmd)
1797