buildtools/wafsamba/wafsamba.py

   1 # a waf tool to add autoconf-like macros to the configure section
   2 # and for SAMBA_ macros for building libraries, binaries etc
   3
   4 import Build, os, Options, Task, Utils, cc, TaskGen, fnmatch, re, shutil, Logs
   5 from Configure import conf
   6 from Logs import debug
   7 from samba_utils import SUBST_VARS_RECURSIVE
   8
   9 # bring in the other samba modules
  10 from samba_optimisation import *
  11 from samba_utils import *
  12 from samba_autoconf import *
  13 from samba_patterns import *
  14 from samba_pidl import *
  15 from samba_errtable import *
  16 from samba_asn1 import *
  17 from samba_autoproto import *
  18 from samba_python import *
  19 from samba_deps import *
  20 from samba_bundled import *
  21 import samba_install
  22 import samba_conftests
  23 import tru64cc
  24 import irixcc
  25 import generic_cc
  26 import samba_dist
  27
  28 O644 = 420
  29
  30 # some systems have broken threading in python
  31 if os.environ.get('WAF_NOTHREADS') == '1':
  32     import nothreads
  33
  34 LIB_PATH="shared"
  35
  36 os.putenv('PYTHONUNBUFFERED', '1')
  37
  38 @conf
  39 def SAMBA_BUILD_ENV(conf):
  40     '''create the samba build environment'''
  41     conf.env.BUILD_DIRECTORY = conf.blddir
  42     mkdir_p(os.path.join(conf.blddir, LIB_PATH))
  43     mkdir_p(os.path.join(conf.blddir, 'python/samba/dcerpc'))
  44     # this allows all of the bin/shared and bin/python targets
  45     # to be expressed in terms of build directory paths
  46     for p in ['python','shared']:
  47         link_target = os.path.join(conf.blddir, 'default/' + p)
  48         if not os.path.lexists(link_target):
  49             os.symlink('../' + p, link_target)
  50
  51     # get perl to put the blib files in the build directory
  52     blib_bld = os.path.join(conf.blddir, 'default/pidl/blib')
  53     blib_src = os.path.join(conf.srcdir, 'pidl/blib')
  54     mkdir_p(blib_bld + '/man1')
  55     mkdir_p(blib_bld + '/man3')
  56     if os.path.islink(blib_src):
  57         os.unlink(blib_src)
  58     elif os.path.exists(blib_src):
  59         shutil.rmtree(blib_src)
  60
  61
  62 def ADD_INIT_FUNCTION(bld, subsystem, target, init_function):
  63     '''add an init_function to the list for a subsystem'''
  64     if init_function is None:
  65         return
  66     bld.ASSERT(subsystem is not None, "You must specify a subsystem for init_function '%s'" % init_function)
  67     cache = LOCAL_CACHE(bld, 'INIT_FUNCTIONS')
  68     if not subsystem in cache:
  69         cache[subsystem] = []
  70     cache[subsystem].append( { 'TARGET':target, 'INIT_FUNCTION':init_function } )
  71 Build.BuildContext.ADD_INIT_FUNCTION = ADD_INIT_FUNCTION
  72
  73
  74
  75 #################################################################
  76 def SAMBA_LIBRARY(bld, libname, source,
  77                   deps='',
  78                   public_deps='',
  79                   includes='',
  80                   public_headers=None,
  81                   header_path=None,
  82                   pc_files=None,
  83                   vnum=None,
  84                   cflags='',
  85                   external_library=False,
  86                   realname=None,
  87                   autoproto=None,
  88                   group='main',
  89                   depends_on='',
  90                   local_include=True,
  91                   vars=None,
  92                   install_path=None,
  93                   install=True,
  94                   needs_python=False,
  95                   target_type='LIBRARY',
  96                   bundled_extension=True,
  97                   link_name=None,
  98                   enabled=True):
  99     '''define a Samba library'''
 100
 101     if not enabled:
 102         SET_TARGET_TYPE(bld, libname, 'DISABLED')
 103         return
 104
 105     source = bld.EXPAND_VARIABLES(source, vars=vars)
 106
 107     # remember empty libraries, so we can strip the dependencies
 108     if (source == '') or (source == []):
 109         SET_TARGET_TYPE(bld, libname, 'EMPTY')
 110         return
 111
 112     if target_type != 'PYTHON' and BUILTIN_LIBRARY(bld, libname):
 113         obj_target = libname
 114     else:
 115         obj_target = libname + '.objlist'
 116
 117     # first create a target for building the object files for this library
 118     # by separating in this way, we avoid recompiling the C files
 119     # separately for the install library and the build library
 120     bld.SAMBA_SUBSYSTEM(obj_target,
 121                         source         = source,
 122                         deps           = deps,
 123                         public_deps    = public_deps,
 124                         includes       = includes,
 125                         public_headers = public_headers,
 126                         header_path    = header_path,
 127                         cflags         = cflags,
 128                         group          = group,
 129                         autoproto      = autoproto,
 130                         depends_on     = depends_on,
 131                         needs_python   = needs_python,
 132                         local_include  = local_include)
 133
 134     if libname == obj_target:
 135         return
 136
 137     if not SET_TARGET_TYPE(bld, libname, target_type):
 138         return
 139
 140     # the library itself will depend on that object target
 141     deps += ' ' + public_deps
 142     deps = TO_LIST(deps)
 143     deps.append(obj_target)
 144
 145     if target_type == 'PYTHON':
 146         bundled_name = libname
 147     else:
 148         bundled_name = BUNDLED_NAME(bld, libname, bundled_extension)
 149
 150     features = 'cc cshlib symlink_lib install_lib'
 151     if target_type == 'PYTHON':
 152         features += ' pyext'
 153     elif needs_python:
 154         features += ' pyembed'
 155
 156     bld.SET_BUILD_GROUP(group)
 157     t = bld(
 158         features        = features,
 159         source          = [],
 160         target          = bundled_name,
 161         samba_cflags    = CURRENT_CFLAGS(bld, libname, cflags),
 162         depends_on      = depends_on,
 163         samba_deps      = deps,
 164         samba_includes  = includes,
 165         local_include   = local_include,
 166         vnum            = vnum,
 167         install_path    = None,
 168         samba_inst_path = install_path,
 169         name            = libname,
 170         samba_realname  = realname,
 171         samba_install   = install
 172         )
 173
 174     if link_name:
 175         t.link_name = link_name
 176
 177     if autoproto is not None:
 178         bld.SAMBA_AUTOPROTO(autoproto, source)
 179
 180     if public_headers is not None:
 181         bld.PUBLIC_HEADERS(public_headers, header_path=header_path)
 182
 183     if pc_files is not None:
 184         bld.PKG_CONFIG_FILES(pc_files, vnum=vnum)
 185
 186 Build.BuildContext.SAMBA_LIBRARY = SAMBA_LIBRARY
 187
 188
 189 #################################################################
 190 def SAMBA_BINARY(bld, binname, source,
 191                  deps='',
 192                  includes='',
 193                  public_headers=None,
 194                  header_path=None,
 195                  modules=None,
 196                  installdir=None,
 197                  ldflags=None,
 198                  cflags='',
 199                  autoproto=None,
 200                  use_hostcc=False,
 201                  use_global_deps=True,
 202                  compiler=None,
 203                  group='binaries',
 204                  manpages=None,
 205                  local_include=True,
 206                  subsystem_name=None,
 207                  needs_python=False,
 208                  vars=None,
 209                  install=True,
 210                  install_path=None):
 211     '''define a Samba binary'''
 212
 213     if not SET_TARGET_TYPE(bld, binname, 'BINARY'):
 214         return
 215
 216     features = 'cc cprogram symlink_bin install_bin'
 217     if needs_python:
 218         features += ' pyembed'
 219
 220     obj_target = binname + '.objlist'
 221
 222     source = bld.EXPAND_VARIABLES(source, vars=vars)
 223
 224     # first create a target for building the object files for this binary
 225     # by separating in this way, we avoid recompiling the C files
 226     # separately for the install binary and the build binary
 227     bld.SAMBA_SUBSYSTEM(obj_target,
 228                         source         = source,
 229                         deps           = deps,
 230                         includes       = includes,
 231                         cflags         = cflags,
 232                         group          = group,
 233                         autoproto      = autoproto,
 234                         subsystem_name = subsystem_name,
 235                         needs_python   = needs_python,
 236                         local_include  = local_include,
 237                         use_hostcc     = use_hostcc,
 238                         use_global_deps= use_global_deps)
 239
 240     bld.SET_BUILD_GROUP(group)
 241
 242     # the binary itself will depend on that object target
 243     deps = TO_LIST(deps)
 244     deps.append(obj_target)
 245
 246     t = bld(
 247         features       = features,
 248         source         = [],
 249         target         = binname,
 250         samba_cflags   = CURRENT_CFLAGS(bld, binname, cflags),
 251         samba_deps     = deps,
 252         samba_includes = includes,
 253         local_include  = local_include,
 254         samba_modules  = modules,
 255         top            = True,
 256         samba_subsystem= subsystem_name,
 257         install_path   = None,
 258         samba_inst_path= install_path,
 259         samba_install  = install
 260         )
 261
 262     # setup the subsystem_name as an alias for the real
 263     # binary name, so it can be found when expanding
 264     # subsystem dependencies
 265     if subsystem_name is not None:
 266         bld.TARGET_ALIAS(subsystem_name, binname)
 267
 268     if autoproto is not None:
 269         bld.SAMBA_AUTOPROTO(autoproto, source)
 270     if public_headers is not None:
 271         bld.PUBLIC_HEADERS(public_headers, header_path=header_path)
 272 Build.BuildContext.SAMBA_BINARY = SAMBA_BINARY
 273
 274
 275 #################################################################
 276 def SAMBA_MODULE(bld, modname, source,
 277                  deps='',
 278                  includes='',
 279                  subsystem=None,
 280                  init_function=None,
 281                  autoproto=None,
 282                  autoproto_extra_source='',
 283                  aliases=None,
 284                  cflags='',
 285                  internal_module=True,
 286                  local_include=True,
 287                  vars=None,
 288                  enabled=True):
 289     '''define a Samba module.'''
 290
 291     # we add the init function regardless of whether the module
 292     # is enabled or not, as we need to generate a null list if
 293     # all disabled
 294     bld.ADD_INIT_FUNCTION(subsystem, modname, init_function)
 295
 296     if internal_module or BUILTIN_LIBRARY(bld, modname):
 297         # treat internal modules as subsystems for now
 298         SAMBA_SUBSYSTEM(bld, modname, source,
 299                         deps=deps,
 300                         includes=includes,
 301                         autoproto=autoproto,
 302                         autoproto_extra_source=autoproto_extra_source,
 303                         cflags=cflags,
 304                         local_include=local_include,
 305                         enabled=enabled)
 306         return
 307
 308     if not enabled:
 309         SET_TARGET_TYPE(bld, modname, 'DISABLED')
 310         return
 311
 312     source = bld.EXPAND_VARIABLES(source, vars=vars)
 313
 314     # remember empty modules, so we can strip the dependencies
 315     if (source == '') or (source == []):
 316         SET_TARGET_TYPE(bld, modname, 'EMPTY')
 317         return
 318
 319     if not SET_TARGET_TYPE(bld, modname, 'MODULE'):
 320         return
 321
 322     if subsystem is not None:
 323         deps += ' ' + subsystem
 324
 325     bld.SET_BUILD_GROUP('main')
 326     bld(
 327         features       = 'cc',
 328         source         = source,
 329         target         = modname,
 330         samba_cflags   = CURRENT_CFLAGS(bld, modname, cflags),
 331         samba_includes = includes,
 332         local_include  = local_include,
 333         samba_deps     = TO_LIST(deps)
 334         )
 335
 336     if autoproto is not None:
 337         bld.SAMBA_AUTOPROTO(autoproto, source + ' ' + autoproto_extra_source)
 338
 339 Build.BuildContext.SAMBA_MODULE = SAMBA_MODULE
 340
 341
 342 #################################################################
 343 def SAMBA_SUBSYSTEM(bld, modname, source,
 344                     deps='',
 345                     public_deps='',
 346                     includes='',
 347                     public_headers=None,
 348                     header_path=None,
 349                     cflags='',
 350                     cflags_end=None,
 351                     group='main',
 352                     init_function_sentinal=None,
 353                     heimdal_autoproto=None,
 354                     heimdal_autoproto_options=None,
 355                     heimdal_autoproto_private=None,
 356                     autoproto=None,
 357                     autoproto_extra_source='',
 358                     depends_on='',
 359                     local_include=True,
 360                     local_include_first=True,
 361                     subsystem_name=None,
 362                     enabled=True,
 363                     use_hostcc=False,
 364                     use_global_deps=True,
 365                     vars=None,
 366                     needs_python=False):
 367     '''define a Samba subsystem'''
 368
 369     if not enabled:
 370         SET_TARGET_TYPE(bld, modname, 'DISABLED')
 371         return
 372
 373     # remember empty subsystems, so we can strip the dependencies
 374     if (source == '') or (source == []):
 375         SET_TARGET_TYPE(bld, modname, 'EMPTY')
 376         return
 377
 378     if not SET_TARGET_TYPE(bld, modname, 'SUBSYSTEM'):
 379         return
 380
 381     source = bld.EXPAND_VARIABLES(source, vars=vars)
 382
 383     deps += ' ' + public_deps
 384
 385     bld.SET_BUILD_GROUP(group)
 386
 387     features = 'cc'
 388     if needs_python:
 389         features += ' pyext'
 390
 391     t = bld(
 392         features       = features,
 393         source         = source,
 394         target         = modname,
 395         samba_cflags   = CURRENT_CFLAGS(bld, modname, cflags),
 396         depends_on     = depends_on,
 397         samba_deps     = TO_LIST(deps),
 398         samba_includes = includes,
 399         local_include  = local_include,
 400         local_include_first  = local_include_first,
 401         samba_subsystem= subsystem_name,
 402         samba_use_hostcc = use_hostcc,
 403         samba_use_global_deps = use_global_deps
 404         )
 405
 406     if cflags_end is not None:
 407         t.samba_cflags.extend(TO_LIST(cflags_end))
 408
 409     if heimdal_autoproto is not None:
 410         bld.HEIMDAL_AUTOPROTO(heimdal_autoproto, source, options=heimdal_autoproto_options)
 411     if heimdal_autoproto_private is not None:
 412         bld.HEIMDAL_AUTOPROTO_PRIVATE(heimdal_autoproto_private, source)
 413     if autoproto is not None:
 414         bld.SAMBA_AUTOPROTO(autoproto, source + ' ' + autoproto_extra_source)
 415     if public_headers is not None:
 416         bld.PUBLIC_HEADERS(public_headers, header_path=header_path)
 417     return t
 418
 419
 420 Build.BuildContext.SAMBA_SUBSYSTEM = SAMBA_SUBSYSTEM
 421
 422
 423 def SAMBA_GENERATOR(bld, name, rule, source='', target='',
 424                     group='generators', enabled=True,
 425                     public_headers=None,
 426                     header_path=None,
 427                     vars=None):
 428     '''A generic source generator target'''
 429
 430     if not SET_TARGET_TYPE(bld, name, 'GENERATOR'):
 431         return
 432
 433     if not enabled:
 434         return
 435
 436     bld.SET_BUILD_GROUP(group)
 437     t = bld(
 438         rule=rule,
 439         source=bld.EXPAND_VARIABLES(source, vars=vars),
 440         target=target,
 441         shell=isinstance(rule, str),
 442         on_results=True,
 443         before='cc',
 444         ext_out='.c',
 445         name=name)
 446
 447     if public_headers is not None:
 448         bld.PUBLIC_HEADERS(public_headers, header_path=header_path)
 449     return t
 450 Build.BuildContext.SAMBA_GENERATOR = SAMBA_GENERATOR
 451
 452
 453
 454 @runonce
 455 def SETUP_BUILD_GROUPS(bld):
 456     '''setup build groups used to ensure that the different build
 457     phases happen consecutively'''
 458     bld.p_ln = bld.srcnode # we do want to see all targets!
 459     bld.env['USING_BUILD_GROUPS'] = True
 460     bld.add_group('setup')
 461     bld.add_group('build_compiler_source')
 462     bld.add_group('base_libraries')
 463     bld.add_group('generators')
 464     bld.add_group('compiler_prototypes')
 465     bld.add_group('compiler_libraries')
 466     bld.add_group('build_compilers')
 467     bld.add_group('build_source')
 468     bld.add_group('prototypes')
 469     bld.add_group('main')
 470     bld.add_group('binaries')
 471     bld.add_group('final')
 472 Build.BuildContext.SETUP_BUILD_GROUPS = SETUP_BUILD_GROUPS
 473
 474
 475 def SET_BUILD_GROUP(bld, group):
 476     '''set the current build group'''
 477     if not 'USING_BUILD_GROUPS' in bld.env:
 478         return
 479     bld.set_group(group)
 480 Build.BuildContext.SET_BUILD_GROUP = SET_BUILD_GROUP
 481
 482
 483
 484 @conf
 485 def ENABLE_TIMESTAMP_DEPENDENCIES(conf):
 486     """use timestamps instead of file contents for deps
 487     this currently doesn't work"""
 488     def h_file(filename):
 489         import stat
 490         st = os.stat(filename)
 491         if stat.S_ISDIR(st[stat.ST_MODE]): raise IOError('not a file')
 492         m = Utils.md5()
 493         m.update(str(st.st_mtime))
 494         m.update(str(st.st_size))
 495         m.update(filename)
 496         return m.digest()
 497     Utils.h_file = h_file
 498
 499
 500
 501 t = Task.simple_task_type('copy_script', 'rm -f ${LINK_TARGET} && ln -s ${SRC[0].abspath(env)} ${LINK_TARGET}',
 502                           shell=True, color='PINK', ext_in='.bin')
 503 t.quiet = True
 504
 505 @feature('copy_script')
 506 @before('apply_link')
 507 def copy_script(self):
 508     tsk = self.create_task('copy_script', self.allnodes[0])
 509     tsk.env.TARGET = self.target
 510
 511 def SAMBA_SCRIPT(bld, name, pattern, installdir, installname=None):
 512     '''used to copy scripts from the source tree into the build directory
 513        for use by selftest'''
 514
 515     source = bld.path.ant_glob(pattern)
 516
 517     bld.SET_BUILD_GROUP('build_source')
 518     for s in TO_LIST(source):
 519         iname = s
 520         if installname != None:
 521             iname = installname
 522         target = os.path.join(installdir, iname)
 523         tgtdir = os.path.dirname(os.path.join(bld.srcnode.abspath(bld.env), '..', target))
 524         mkdir_p(tgtdir)
 525         t = bld(features='copy_script',
 526                 source       = s,
 527                 target       = target,
 528                 always       = True,
 529                 install_path = None)
 530         t.env.LINK_TARGET = target
 531
 532 Build.BuildContext.SAMBA_SCRIPT = SAMBA_SCRIPT
 533
 534
 535 def install_file(bld, destdir, file, chmod=O644, flat=False,
 536                  python_fixup=False, destname=None, base_name=None):
 537     '''install a file'''
 538     destdir = bld.EXPAND_VARIABLES(destdir)
 539     if not destname:
 540         destname = file
 541         if flat:
 542             destname = os.path.basename(destname)
 543     dest = os.path.join(destdir, destname)
 544     if python_fixup:
 545         # fixup the python path it will use to find Samba modules
 546         inst_file = file + '.inst'
 547         bld.SAMBA_GENERATOR('python_%s' % destname,
 548                             rule="sed 's|\(sys.path.insert.*\)bin/python\(.*\)$|\\1${PYTHONDIR}\\2|g' < ${SRC} > ${TGT}",
 549                             source=file,
 550                             target=inst_file)
 551         file = inst_file
 552     if base_name:
 553         file = os.path.join(base_name, file)
 554     bld.install_as(dest, file, chmod=chmod)
 555
 556
 557 def INSTALL_FILES(bld, destdir, files, chmod=O644, flat=False,
 558                   python_fixup=False, destname=None, base_name=None):
 559     '''install a set of files'''
 560     for f in TO_LIST(files):
 561         install_file(bld, destdir, f, chmod=chmod, flat=flat,
 562                      python_fixup=python_fixup, destname=destname,
 563                      base_name=base_name)
 564 Build.BuildContext.INSTALL_FILES = INSTALL_FILES
 565
 566
 567 def INSTALL_WILDCARD(bld, destdir, pattern, chmod=O644, flat=False,
 568                      python_fixup=False, exclude=None, trim_path=None):
 569     '''install a set of files matching a wildcard pattern'''
 570     files=TO_LIST(bld.path.ant_glob(pattern))
 571     if trim_path:
 572         files2 = []
 573         for f in files:
 574             files2.append(os_path_relpath(f, trim_path))
 575         files = files2
 576
 577     if exclude:
 578         for f in files[:]:
 579             if fnmatch.fnmatch(f, exclude):
 580                 files.remove(f)
 581     INSTALL_FILES(bld, destdir, files, chmod=chmod, flat=flat,
 582                   python_fixup=python_fixup, base_name=trim_path)
 583 Build.BuildContext.INSTALL_WILDCARD = INSTALL_WILDCARD
 584
 585
 586 def PUBLIC_HEADERS(bld, public_headers, header_path=None):
 587     '''install some headers
 588
 589     header_path may either be a string that is added to the INCLUDEDIR,
 590     or it can be a dictionary of wildcard patterns which map to destination
 591     directories relative to INCLUDEDIR
 592     '''
 593     dest = '${INCLUDEDIR}'
 594     if isinstance(header_path, str):
 595         dest += '/' + header_path
 596     for h in TO_LIST(public_headers):
 597         hdest = dest
 598         if isinstance(header_path, list):
 599             for (p1, dir) in header_path:
 600                 found_match=False
 601                 lst = TO_LIST(p1)
 602                 for p2 in lst:
 603                     if fnmatch.fnmatch(h, p2):
 604                         if dir:
 605                             hdest = os.path.join(hdest, dir)
 606                         found_match=True
 607                         break
 608                 if found_match: break
 609         if h.find(':') != -1:
 610             hs=h.split(':')
 611             INSTALL_FILES(bld, hdest, hs[0], flat=True, destname=hs[1])
 612         else:
 613             INSTALL_FILES(bld, hdest, h, flat=True)
 614 Build.BuildContext.PUBLIC_HEADERS = PUBLIC_HEADERS
 615
 616
 617 def subst_at_vars(task):
 618     '''substiture @VAR@ style variables in a file'''
 619     src = task.inputs[0].srcpath(task.env)
 620     tgt = task.outputs[0].bldpath(task.env)
 621
 622     f = open(src, 'r')
 623     s = f.read()
 624     f.close()
 625     # split on the vars
 626     a = re.split('(@\w+@)', s)
 627     out = []
 628     back_sub = [ ('PREFIX', '${prefix}'), ('EXEC_PREFIX', '${exec_prefix}')]
 629     for v in a:
 630         if re.match('@\w+@', v):
 631             vname = v[1:-1]
 632             if not vname in task.env and vname.upper() in task.env:
 633                 vname = vname.upper()
 634             if not vname in task.env:
 635                 Logs.error("Unknown substitution %s in %s" % (v, task.name))
 636                 sys.exit(1)
 637             v = SUBST_VARS_RECURSIVE(task.env[vname], task.env)
 638             # now we back substitute the allowed pc vars
 639             for (b, m) in back_sub:
 640                 s = task.env[b]
 641                 if s == v[0:len(s)]:
 642                     v = m + v[len(s):]
 643         out.append(v)
 644     contents = ''.join(out)
 645     f = open(tgt, 'w')
 646     s = f.write(contents)
 647     f.close()
 648     return 0
 649
 650
 651
 652 def PKG_CONFIG_FILES(bld, pc_files, vnum=None):
 653     '''install some pkg_config pc files'''
 654     dest = '${PKGCONFIGDIR}'
 655     dest = bld.EXPAND_VARIABLES(dest)
 656     for f in TO_LIST(pc_files):
 657         base=os.path.basename(f)
 658         t = bld.SAMBA_GENERATOR('PKGCONFIG_%s' % base,
 659                                 rule=subst_at_vars,
 660                                 source=f+'.in',
 661                                 target=f)
 662         if vnum:
 663             t.env.PACKAGE_VERSION = vnum
 664         INSTALL_FILES(bld, dest, f, flat=True, destname=base)
 665 Build.BuildContext.PKG_CONFIG_FILES = PKG_CONFIG_FILES
 666
 667
 668
 669 #############################################################
 670 # give a nicer display when building different types of files
 671 def progress_display(self, msg, fname):
 672     col1 = Logs.colors(self.color)
 673     col2 = Logs.colors.NORMAL
 674     total = self.position[1]
 675     n = len(str(total))
 676     fs = '[%%%dd/%%%dd] %s %%s%%s%%s\n' % (n, n, msg)
 677     return fs % (self.position[0], self.position[1], col1, fname, col2)
 678
 679 def link_display(self):
 680     if Options.options.progress_bar != 0:
 681         return Task.Task.old_display(self)
 682     fname = self.outputs[0].bldpath(self.env)
 683     return progress_display(self, 'Linking', fname)
 684 Task.TaskBase.classes['cc_link'].display = link_display
 685
 686 def samba_display(self):
 687     if Options.options.progress_bar != 0:
 688         return Task.Task.old_display(self)
 689
 690     targets    = LOCAL_CACHE(self, 'TARGET_TYPE')
 691     if self.name in targets:
 692         target_type = targets[self.name]
 693         type_map = { 'GENERATOR' : 'Generating',
 694                      'PROTOTYPE' : 'Generating'
 695                      }
 696         if target_type in type_map:
 697             return progress_display(self, type_map[target_type], self.name)
 698
 699     fname = self.inputs[0].bldpath(self.env)
 700     if fname[0:3] == '../':
 701         fname = fname[3:]
 702     ext_loc = fname.rfind('.')
 703     if ext_loc == -1:
 704         return Task.Task.old_display(self)
 705     ext = fname[ext_loc:]
 706
 707     ext_map = { '.idl' : 'Compiling IDL',
 708                 '.et'  : 'Compiling ERRTABLE',
 709                 '.asn1': 'Compiling ASN1',
 710                 '.c'   : 'Compiling' }
 711     if ext in ext_map:
 712         return progress_display(self, ext_map[ext], fname)
 713     return Task.Task.old_display(self)
 714
 715 Task.TaskBase.classes['Task'].old_display = Task.TaskBase.classes['Task'].display
 716 Task.TaskBase.classes['Task'].display = samba_display