source3/wscript

   1 #! /usr/bin/env python
   2
   3 srcdir = '..'
   4 blddir = 'bin'
   5
   6 import sys, os
   7 from optparse import SUPPRESS_HELP
   8 sys.path.insert(0, srcdir+"/buildtools/wafsamba")
   9 import wafsamba, Options
  10 import build.charset
  11 from samba_utils import *
  12 from samba3 import *
  13
  14 def set_options(opt):
  15     opt.BUILTIN_DEFAULT('NONE')
  16     opt.BUNDLED_EXTENSION_DEFAULT('s3')
  17     opt.RECURSE('../lib/replace')
  18     opt.RECURSE('build')
  19     opt.RECURSE('../lib/nss_wrapper')
  20     opt.RECURSE('../lib/socket_wrapper')
  21     opt.RECURSE('../lib/tevent')
  22     opt.RECURSE('../lib/tdb')
  23
  24     opt.add_option('--with-static-modules',
  25                    help=("Comma-separated list of names of modules to statically link in"),
  26                    action="store", dest='static_modules', default='')
  27     opt.add_option('--with-shared-modules',
  28                    help=("Comma-separated list of names of modules to build shared"),
  29                    action="store", dest='shared_modules', default='')
  30     opt.add_option('--enable-selftest',
  31                   help=("enable options necessary for selftest"),
  32                   action="store_true", dest='enable_selftest', default=False)
  33
  34     opt.SAMBA3_ADD_OPTION('winbind')
  35     opt.SAMBA3_ADD_OPTION('ads')
  36     opt.SAMBA3_ADD_OPTION('krb5')
  37     opt.SAMBA3_ADD_OPTION('ldap')
  38     opt.SAMBA3_ADD_OPTION('cups', with_name="enable", without_name="disable")
  39     opt.SAMBA3_ADD_OPTION('merged-build', with_name="enable", without_name="disable")
  40     opt.SAMBA3_ADD_OPTION('pam')
  41     opt.SAMBA3_ADD_OPTION('quotas')
  42     opt.SAMBA3_ADD_OPTION('sys-quotas')
  43
  44
  45 def configure(conf):
  46     conf.define('PACKAGE_NAME', 'Samba')
  47     conf.define('PACKAGE_STRING', 'Samba 3')
  48     conf.define('PACKAGE_TARNAME', 'samba')
  49     conf.define('PACKAGE_URL', '')
  50     conf.define('PACKAGE_VERSION', '3')
  51     conf.define('PACKAGE_BUGREPORT', 'samba-technical@samba.org')
  52
  53     conf.DEFINE('CONFIG_H_IS_FROM_SAMBA', 1)
  54     conf.DEFINE('_SAMBA_BUILD_', 3, add_to_cflags=True)
  55     conf.DEFINE('HAVE_CONFIG_H', 1, add_to_cflags=True)
  56     if Options.options.developer:
  57         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
  58
  59     # set a limit on recursing in the waf preprocessor
  60     conf.env.preprocessor_recursion_limit = 10
  61
  62     conf.ADD_EXTRA_INCLUDES('#source3 #source3/include #lib/replace #lib/talloc #lib/tevent #source3/libaddns #source3/librpc')
  63
  64     conf.RECURSE('../lib/replace')
  65     conf.RECURSE('build')
  66     conf.RECURSE('../lib/tdb')
  67     conf.RECURSE('../lib/talloc')
  68     conf.RECURSE('../lib/tevent')
  69     conf.RECURSE('../lib/popt')
  70     conf.RECURSE('../lib/nss_wrapper')
  71     conf.RECURSE('../lib/socket_wrapper')
  72     conf.RECURSE('../lib/zlib')
  73
  74     conf.CHECK_HEADERS('execinfo.h libexc.h libunwind.h')
  75
  76     conf.CHECK_FUNCS('getcwd fchown chmod fchmod mknod mknod64')
  77     conf.CHECK_FUNCS('strtol strchr strupr chflags')
  78     conf.CHECK_FUNCS('getrlimit fsync fdatasync setpgid')
  79     conf.CHECK_FUNCS('setsid glob strpbrk crypt16 getauthuid')
  80     conf.CHECK_FUNCS('sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent')
  81     conf.CHECK_FUNCS('initgroups select poll rdchk getgrnam getgrent pathconf')
  82     conf.CHECK_FUNCS('setpriv setgidx setuidx setgroups sysconf stat64 fstat64')
  83     conf.CHECK_FUNCS('lstat64 fopen64 atexit grantpt lseek64 ftruncate64 posix_fallocate posix_fallocate64')
  84     conf.CHECK_FUNCS('fseek64 fseeko64 ftell64 ftello64 setluid')
  85     conf.CHECK_FUNCS('getpwnam', headers='sys/types.h pwd.h')
  86     conf.CHECK_FUNCS('opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64')
  87     conf.CHECK_FUNCS('getpwent_r getdents64 setenv strcasecmp fcvt fcvtl')
  88     conf.CHECK_FUNCS('syslog vsyslog timegm setlocale nl_langinfo')
  89     conf.CHECK_FUNCS_IN('nanosleep', 'rt')
  90     conf.CHECK_FUNCS('lutimes futimes utimensat futimens')
  91     conf.CHECK_FUNCS('mlock munlock mlockall munlockall')
  92     conf.CHECK_FUNCS('memalign posix_memalign hstrerror')
  93     conf.CHECK_FUNCS('shmget')
  94     conf.CHECK_FUNCS_IN('shm_open', 'rt', checklibc=True)
  95     conf.CHECK_FUNCS('gettext dgettext bindtextdomain textdomain')
  96     #FIXME: for some reason this one still fails
  97     conf.CHECK_FUNCS_IN('yp_get_default_domain', 'nsl')
  98     conf.CHECK_FUNCS_IN('dn_expand _dn_expand __dn_expand', 'resolv')
  99
 100     # Check for inotify support
 101     conf.CHECK_HEADERS('linux/inotify.h asm/unistd.h sys/inotify.h')
 102     conf.CHECK_FUNCS('inotify_init')
 103     if "HAVE_LINUX_INOTIFY_H" in conf.env and "HAVE_INOTIFY_INIT" in conf.env:
 104         conf.DEFINE('HAVE_INOTIFY', 1)
 105
 106     # Check for kernel change notify support
 107     conf.CHECK_CODE('''
 108 #ifndef F_NOTIFY
 109 #define F_NOTIFY 1026
 110 #endif
 111 main() {
 112         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 113 }''', 'HAVE_KERNEL_CHANGE_NOTIFY', addmain=False, execute=True,
 114         headers='fcntl.h signal.h',
 115         msg="Checking for kernel change notify support")
 116
 117     # Check for Linux kernel oplocks
 118     conf.CHECK_CODE('''
 119 #include <sys/types.h>
 120 #include <fcntl.h>
 121 #include <signal.h>
 122 #ifndef F_NOTIFY
 123 #define F_NOTIFY 1026
 124 #endif
 125 main() {
 126         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
 127 }''', 'HAVE_KERNEL_OPLOCKS_LINUX', addmain=False, execute=True,
 128         msg="Checking for Linux kernel oplocks")
 129
 130     # Check for IRIX kernel oplock types
 131     conf.CHECK_CODE('oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;',
 132                     'HAVE_KERNEL_OPLOCKS_IRIX', headers='fcntl.h',
 133                     msg="Checking for IRIX kernel oplock types")
 134
 135     # Check for krenel share modes
 136     conf.CHECK_CODE('''
 137 #include <sys/types.h>
 138 #include <fcntl.h>
 139 #include <signal.h>
 140 #include <sys/file.h>
 141 #ifndef LOCK_MAND
 142 #define LOCK_MAND       32
 143 #define LOCK_READ       64
 144 #endif
 145 main() {
 146         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
 147 }''', 'HAVE_KERNEL_SHARE_MODES', addmain=False, execute=True,
 148         msg="Checking for krenel share modes")
 149
 150     # Check for various members of the stat structure
 151     conf.CHECK_TYPES('blksize_t blkcnt_t')
 152     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blocks', define='HAVE_STAT_ST_BLOCKS',
 153                                 headers='sys/stat.h')
 154     conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_blksize', define='HAVE_STAT_ST_BLKSIZE',
 155                                 headers='sys/stat.h')
 156
 157     # Check for POSIX capability support
 158     conf.CHECK_FUNCS_IN('cap_get_proc', 'cap', headers='sys/capability.h')
 159
 160     if "HAVE_SYS_CAPABILITY_H" in conf.env:
 161         conf.CHECK_CODE('''
 162         cap_t cap;
 163         cap_value_t vals[1];
 164         if (!(cap = cap_get_proc())) exit(1);
 165         vals[0] = CAP_CHOWN;
 166         cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
 167         cap_set_proc(cap);''',
 168                         'HAVE_POSIX_CAPABILITIES', execute=True, lib="cap",
 169                         headers='sys/capability.h',
 170                         msg="Checking whether POSIX capabilities are available")
 171
 172     # Check for int16, uint16, int32 and uint32 in rpc/types.h included from
 173     # rpc/rpc.h. This is *really* broken but some systems (DEC OSF1) do this.
 174     # -- JRA.
 175     if conf.CONFIG_SET("HAVE_RPC_RPC_H"):
 176         conf.CHECK_TYPE('int16', headers='rpc/rpc.h',
 177                         define='HAVE_INT16_FROM_RPC_RPC_H',
 178                         msg="Checking for int16 typedef included by rpc/rpc.h")
 179         conf.CHECK_CODE('uint16 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 180                         headers='sys/types.h rpc/rpc.h',
 181                         msg="Checking for uint16 typedef included by rpc/rpc.h")
 182         conf.CHECK_CODE('int32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 183                         headers='sys/types.h rpc/rpc.h',
 184                         msg="Checking for int32 typedef included by rpc/rpc.h")
 185         conf.CHECK_CODE('uint32 testvar;', 'HAVE_INT16_FROM_RPC_RPC_H',
 186                         headers='sys/types.h rpc/rpc.h',
 187                         msg="Checking for uint32 typedef included by rpc/rpc.h")
 188
 189     # Check if the compiler will optimize out functions
 190     conf.CHECK_CODE('''
 191 if (0) {
 192     this_function_does_not_exist();
 193 } else {
 194     return 1;
 195 }''', 'HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS',
 196         msg="Checking if the compiler will optimize out functions")
 197
 198     conf.CHECK_FUNCS('''
 199 _acl __acl add_proplist_entry atexit attr_getf attr_list attr_listf
 200 attropen attr_remove attr_removef attr_set attr_setf backtrace_symbols
 201 bindtextdomain _chdir __chdir chflags chmod _close __close _closedir
 202 __closedir closedir64 creat64 crypt16 delproplist devnm dgettext dirfd
 203 DNSServiceRegister _dup __dup _dup2 __dup2 endmntent endnetgrent execl
 204 extattr_delete_fd extattr_delete_link extattr_get_fd extattr_get_file
 205 extattr_get_link extattr_list_fd extattr_list_file extattr_list_link
 206 extattr_set_fd extattr_set_file extattr_set_link _facl __facl _fchdir
 207 __fchdir fchmod fchown _fcntl __fcntl fcvt fcvtl fdatasync
 208 fdelproplist fgetea fgetproplist fgetxattr flistea flistxattr fopen64
 209 _fork __fork fremoveea fremovexattr fseek64 fseeko64 fsetea
 210 fsetproplist fsetxattr _fstat __fstat fstat64 _fstat64 __fstat64 fsync
 211 ftell64 ftello64 ftruncate64 futimens futimes __fxstat getauthuid
 212 getcwd _getcwd __getcwd getdents __getdents getdents64 getdirentries
 213 getgrent getgrnam getgrouplist getmntent getnetgrent getpagesize
 214 getproplist get_proplist_entry getpwanam getpwent_r getrlimit gettext
 215 getutmpx getutxent glob grantpt hstrerror initgroups innetgr
 216 inotify_init lgetea lgetxattr listea listxattr llistea llistxattr
 217 llseek _llseek __llseek lremoveea lremovexattr _lseek __lseek lseek64
 218 lsetea lsetxattr _lstat __lstat lstat64 _lstat64 __lstat64 lutimes
 219 __lxstat memalign mknod mknod64 mlock mlockall munlock munlockall
 220 nl_langinfo _open __open open64 _open64 __open64 _opendir __opendir
 221 opendir64 pathconf poll posix_fallocate posix_fallocate64
 222 posix_memalign prctl pread _pread __pread pread64 _pread64 __pread64
 223 pututline pututxline pwrite _pwrite __pwrite pwrite64 _pwrite64
 224 __pwrite64 rdchk _read __read _readdir __readdir readdir64 _readdir64
 225 __readdir64 removeea removexattr rewinddir64 _seekdir __seekdir
 226 seekdir64 select setea setenv setgidx setgroups setlocale setluid
 227 setmntent setnetgrent setpgid setpriv setproplist setsid setuidx
 228 setxattr shmget shm_open sigaction sigblock sigprocmask sigset
 229 sizeof_proplist_entry _stat __stat stat64 _stat64 __stat64 statvfs
 230 strcasecmp strchr strpbrk strsignal strtol strupr sysconf sysctlbyname
 231 __sys_llseek syslog _telldir __telldir telldir64 textdomain timegm
 232 updwtmp updwtmpx utimensat vsyslog _write __write __xstat
 233 ''')
 234
 235     conf.CHECK_TYPE('struct timespec', headers='sys/time.h time.h')
 236
 237     conf.CHECK_SAMBA3_CHARSET() # see build/charset.py
 238
 239
 240     default_static_modules=TO_LIST('''pdb_smbpasswd pdb_tdbsam pdb_wbc_sam rpc_lsarpc rpc_samr
 241                                       rpc_winreg rpc_initshutdown rpc_dssetup rpc_wkssvc rpc_svcctl
 242                                       rpc_ntsvcs rpc_netlogon rpc_netdfs rpc_srvsvc rpc_spoolss
 243                                       rpc_eventlog auth_sam auth_unix auth_winbind auth_wbc auth_server
 244                                       auth_domain auth_builtin auth_netlogond vfs_default
 245                                       nss_info_template''')
 246
 247     default_shared_modules=TO_LIST('''vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk
 248                                       vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap
 249                                       vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850
 250                                       charset_CP437 auth_script vfs_readahead vfs_xattr_tdb
 251                                       vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb
 252                                       vfs_smb_traffic_analyzer vfs_preopen vfs_catia vfs_scannedonly
 253                                       vfs_crossrename''')
 254
 255     if Options.options.developer:
 256         default_static_modules.extend(TO_LIST('rpc_rpcecho pdb_ads'))
 257         default_shared_modules.extend(TO_LIST('charset_weird perfcount_test'))
 258
 259     move_to_shared = TO_LIST(Options.options.shared_modules)
 260     move_to_static = TO_LIST(Options.options.static_modules)
 261
 262     for m in move_to_static:
 263         if m in default_shared_modules:
 264             default_shared_modules.remove(m)
 265             default_static_modules.append(m)
 266     for m in move_to_shared:
 267         if m in default_static_modules:
 268             default_static_modules.remove(m)
 269             default_shared_modules.append(m)
 270
 271     conf.DEFINE('STRING_STATIC_MODULES', ' '.join(default_static_modules), quote=True)
 272
 273     static_list = {}
 274
 275     prefixes = ['vfs', 'pdb', 'rpc', 'auth', 'nss_info', 'charset', 'idmap']
 276     for p in prefixes:
 277         for m in default_static_modules:
 278             if m.find(p) == 0:
 279                 if not p in static_list:
 280                     static_list[p] = []
 281                 static_list[p].append(m)
 282
 283     for p in prefixes:
 284         conf.env['%s_STATIC' % p.upper()] = ''
 285         conf.env['%s_SHARED' % p.upper()] = ''
 286         if p in static_list:
 287             conf.DEFINE('static_init_%s' % p, '{ %s_init(); }' % '_init(); '.join(static_list[p]))
 288         else:
 289             conf.DEFINE('static_init_%s' % p, '{}')
 290
 291     if Options.options.with_winbind:
 292         conf.DEFINE('WITH_WINBIND', '1')
 293
 294     #FIXME: Should just be set when krb5 and ldap requirements are fulfilled
 295     if Options.options.with_ads:
 296         conf.DEFINE('WITH_ADS', '1')
 297
 298     # Look for CUPS
 299     conf.find_program('cups-config', var='CUPS_CONFIG')
 300     if conf.env.CUPS_CONFIG and Options.options.with_cups:
 301         conf.check_cfg(path="cups-config", args="--cflags --ldflags --libs",
 302                        package="", uselib_store="cups")
 303         conf.CHECK_HEADERS('cups/cups.h cups/language.h', lib='cups')
 304         conf.CHECK_LIB('cups')
 305     else:
 306         # define an empty subsystem for cups, to allow it to be used as an empty dependency
 307         conf.SET_TARGET_TYPE('cups', 'EMPTY')
 308
 309     # Check for LDAP
 310     if Options.options.with_ldap:
 311         conf.CHECK_HEADERS('ldap.h lber.h')
 312         conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
 313         conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
 314         conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
 315         # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
 316         # SASL wrapping hooks
 317         if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
 318                 conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
 319             conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
 320
 321         # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
 322         # for the samba logs
 323         conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
 324                             define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
 325
 326         conf.CHECK_FUNCS_IN('ldap_init ldap_initialize ldap_set_rebind_proc', 'ldap')
 327         conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
 328
 329         # Check if ldap_set_rebind_proc() takes three arguments
 330         if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
 331                            'LDAP_SET_REBIND_PROC_ARGS',
 332                            msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
 333                            headers='ldap.h lber.h', link=False):
 334             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
 335         else:
 336             conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
 337
 338         # last but not least, if ldap_init() exists, we want to use ldap
 339         if conf.CONFIG_SET('HAVE_LDAP_INIT'):
 340             conf.DEFINE('HAVE_LDAP', '1')
 341             conf.DEFINE('LDAP_DEPRECATED', '1')
 342             conf.env['SMBLDAP'] = 'lib/smbldap.c'
 343             conf.env['SMBLDAPUTIL'] = 'lib/smbldap_util.c'
 344     else:
 345         conf.SET_TARGET_TYPE('ldap', 'EMPTY')
 346         conf.SET_TARGET_TYPE('lber', 'EMPTY')
 347
 348     # Check for kerberos
 349     conf.find_program('krb5-config', var='KRB5_CONFIG')
 350     if conf.env.KRB5_CONFIG and Options.options.with_krb5:
 351         conf.check_cfg(path="krb5-config", args="--cflags --libs",
 352                        package="gssapi", uselib_store="krb5")
 353         conf.CHECK_HEADERS('krb5.h krb5/locate_plugin.h', lib='krb5')
 354         conf.CHECK_HEADERS('gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h', lib='krb5')
 355
 356         if conf.CONFIG_SET('HAVE_KRB5_LOCATE_PLUGIN_H'):
 357             conf.env['WINBIND_KRB5_LOCATOR'] = 'bin/winbind_krb5_locator.so'
 358
 359         conf.CHECK_FUNCS_IN('_et_list', 'com_err')
 360         conf.CHECK_FUNCS_IN('krb5_encrypt_data', 'k5crypto')
 361         conf.CHECK_FUNCS_IN('crypto', 'des_set_key')
 362         conf.CHECK_FUNCS_IN('copy_Authenticator', 'asn1')
 363         conf.CHECK_FUNCS_IN('roken_getaddrinfo_hostspec', 'roken')
 364         conf.CHECK_FUNCS_IN('gss_display_status', 'gssapi gssapi_krb5')
 365         conf.CHECK_FUNCS_IN('krb5_mk_req_extended krb5_kt_compare', 'krb5')
 366         conf.CHECK_FUNCS('''
 367 krb5_set_real_time krb5_set_default_in_tkt_etypes krb5_set_default_tgs_enctypes
 368 krb5_set_default_tgs_ktypes krb5_principal2salt krb5_use_enctype
 369 krb5_string_to_key krb5_get_pw_salt krb5_string_to_key_salt krb5_auth_con_setkey
 370 krb5_auth_con_setuseruserkey krb5_locate_kdc krb5_get_permitted_enctypes
 371 krb5_get_default_in_tkt_etypes krb5_free_data_contents
 372 krb5_principal_get_comp_string krb5_free_unparsed_name
 373 krb5_free_keytab_entry_contents krb5_kt_free_entry krb5_krbhst_init
 374 krb5_krbhst_get_addrinfo krb5_c_enctype_compare krb5_enctypes_compatible_keys
 375 krb5_crypto_init krb5_crypto_destroy krb5_decode_ap_req free_AP_REQ
 376 krb5_verify_checksum krb5_c_verify_checksum krb5_principal_compare_any_realm
 377 krb5_parse_name_norealm krb5_princ_size krb5_get_init_creds_opt_set_pac_request
 378 krb5_get_renewed_creds krb5_get_kdc_cred krb5_free_error_contents
 379 initialize_krb5_error_table krb5_get_init_creds_opt_alloc
 380 krb5_get_init_creds_opt_free krb5_get_init_creds_opt_get_error
 381 krb5_enctype_to_string krb5_fwd_tgt_creds krb5_auth_con_set_req_cksumtype
 382 krb5_get_creds_opt_alloc krb5_get_creds_opt_set_impersonate krb5_get_creds
 383 krb5_get_credentials_for_user krb5_get_host_realm krb5_free_host_realm''',
 384                          lib='krb5')
 385         conf.CHECK_DECLS('''krb5_get_credentials_for_user
 386                             krb5_auth_con_set_req_cksumtype''',
 387                             headers='krb5.h', always=True)
 388     else:
 389         conf.SET_TARGET_TYPE('krb5', 'EMPTY')
 390         conf.SET_TARGET_TYPE('gssapi', 'EMPTY')
 391         conf.SET_TARGET_TYPE('gssapi_krb5', 'EMPTY')
 392
 393     conf.SAMBA_CONFIG_H('include/config.h')
 394
 395 def ctags(ctx):
 396     "build 'tags' file using ctags"
 397     import Utils
 398     source_root = os.path.dirname(Utils.g_module.root_path)
 399     cmd = 'ctags $(find %s/.. -name "*.[ch]" | grep -v "*_proto\.h")' % source_root
 400     print("Running: %s" % cmd)
 401     os.system(cmd)