wscript

   1 #
   2 #    Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
   3 #
   4 #    This program is free software; you can redistribute it and/or modify
   5 #    it under the terms of the GNU General Public License as published by
   6 #    the Free Software Foundation; either version 2 of the License, or
   7 #    (at your option) any later version.
   8 #
   9 #    This program is distributed in the hope that it will be useful,
  10 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 #    GNU General Public License for more details.
  13 #
  14 #    You should have received a copy of the GNU General Public License
  15 #    along with this program; if not, write to the Free Software
  16 #    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17 #
  18
  19 import subprocess
  20 import os
  21 import shlex
  22 import sys
  23 import distutils
  24 import distutils.spawn
  25 from waflib import Logs
  26
  27 APPNAME = 'dcpomatic'
  28 VERSION = '2.0.46devel'
  29
  30 def options(opt):
  31     opt.load('compiler_cxx')
  32     opt.load('winres')
  33
  34     opt.add_option('--enable-debug',      action='store_true', default=False, help='build with debugging information and without optimisation')
  35     opt.add_option('--disable-gui',       action='store_true', default=False, help='disable building of GUI tools')
  36     opt.add_option('--disable-tests',     action='store_true', default=False, help='disable building of tests')
  37     opt.add_option('--install-prefix',                         default=None,  help='prefix of where DCP-o-matic will be installed')
  38     opt.add_option('--target-windows',    action='store_true', default=False, help='set up to do a cross-compile to make a Windows package')
  39     opt.add_option('--static-dcpomatic',  action='store_true', default=False, help='link to components of DCP-o-matic statically')
  40     opt.add_option('--static-boost',      action='store_true', default=False, help='link statically to Boost')
  41     opt.add_option('--static-openjpeg',   action='store_true', default=False, help='link statically to OpenJPEG')
  42     opt.add_option('--static-wxwidgets',  action='store_true', default=False, help='link statically to wxWidgets')
  43     opt.add_option('--static-ffmpeg',     action='store_true', default=False, help='link statically to FFmpeg')
  44     opt.add_option('--static-xmlpp',      action='store_true', default=False, help='link statically to libxml++')
  45     opt.add_option('--static-xmlsec',     action='store_true', default=False, help='link statically to xmlsec')
  46     opt.add_option('--static-ssh',        action='store_true', default=False, help='link statically to libssh')
  47     opt.add_option('--static-cxml',       action='store_true', default=False, help='link statically to libcxml')
  48     opt.add_option('--static-dcp',        action='store_true', default=False, help='link statically to libdcp')
  49     opt.add_option('--static-sub',        action='store_true', default=False, help='link statically to libsub')
  50     opt.add_option('--static-curl',       action='store_true', default=False, help='link statically to libcurl')
  51     opt.add_option('--workaround-gssapi', action='store_true', default=False, help='link to gssapi_krb5')
  52
  53 def configure(conf):
  54     conf.load('compiler_cxx')
  55     if conf.options.target_windows:
  56         conf.load('winres')
  57
  58     # Save conf.options that we need elsewhere in conf.env
  59     conf.env.DISABLE_GUI = conf.options.disable_gui
  60     conf.env.DISABLE_TESTS = conf.options.disable_tests
  61     conf.env.TARGET_WINDOWS = conf.options.target_windows
  62     conf.env.TARGET_OSX = sys.platform == 'darwin'
  63     conf.env.TARGET_LINUX = not conf.env.TARGET_WINDOWS and not conf.env.TARGET_OSX
  64     conf.env.VERSION = VERSION
  65     conf.env.DEBUG = conf.options.enable_debug
  66     conf.env.STATIC_DCPOMATIC = conf.options.static_dcpomatic
  67     if conf.options.install_prefix is None:
  68         conf.env.INSTALL_PREFIX = conf.env.PREFIX
  69     else:
  70         conf.env.INSTALL_PREFIX = conf.options.install_prefix
  71
  72     # Common CXXFLAGS
  73     conf.env.append_value('CXXFLAGS', ['-D__STDC_CONSTANT_MACROS',
  74                                        '-D__STDC_LIMIT_MACROS',
  75                                        '-D__STDC_FORMAT_MACROS',
  76                                        '-msse',
  77                                        '-ffast-math',
  78                                        '-fno-strict-aliasing',
  79                                        '-Wall',
  80                                        '-Wno-attributes',
  81                                        '-Wextra',
  82                                        '-Wno-unused-result',
  83                                        '-D_FILE_OFFSET_BITS=64'])
  84
  85     if conf.options.enable_debug:
  86         conf.env.append_value('CXXFLAGS', ['-g', '-DDCPOMATIC_DEBUG'])
  87     else:
  88         conf.env.append_value('CXXFLAGS', '-O2')
  89
  90     #
  91     # Windows/Linux/OS X specific
  92     #
  93
  94     # Windows
  95     if conf.env.TARGET_WINDOWS:
  96         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_WINDOWS')
  97         conf.env.append_value('CXXFLAGS', '-DWIN32_LEAN_AND_MEAN')
  98         conf.env.append_value('CXXFLAGS', '-DBOOST_USE_WINDOWS_H')
  99         conf.env.append_value('CXXFLAGS', '-DUNICODE')
 100         conf.env.append_value('CXXFLAGS', '-DBOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN')
 101         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 102         conf.env.append_value('CXXFLAGS', '-Wno-deprecated-declarations')
 103         wxrc = os.popen('wx-config --rescomp').read().split()[1:]
 104         conf.env.append_value('WINRCFLAGS', wxrc)
 105         if conf.options.enable_debug:
 106             conf.env.append_value('CXXFLAGS', ['-mconsole'])
 107             conf.env.append_value('LINKFLAGS', ['-mconsole'])
 108         conf.check(lib='ws2_32', uselib_store='WINSOCK2', msg="Checking for library winsock2")
 109         conf.check(lib='bfd', uselib_store='BFD', msg="Checking for library bfd")
 110         conf.check(lib='dbghelp', uselib_store='DBGHELP', msg="Checking for library dbghelp")
 111         conf.check(lib='iberty', uselib_store='IBERTY', msg="Checking for library iberty")
 112         conf.check(lib='shlwapi', uselib_store='SHLWAPI', msg="Checking for library shlwapi")
 113         conf.check(lib='mswsock', uselib_store='MSWSOCK', msg="Checking for library mswsock")
 114         boost_lib_suffix = '-mt'
 115         boost_thread = 'boost_thread_win32-mt'
 116         conf.check_cxx(fragment="""
 117                                #include <boost/locale.hpp>\n
 118                                int main() { std::locale::global (boost::locale::generator().generate ("")); }\n
 119                                """,
 120                                msg='Checking for boost locale library',
 121                                libpath='/usr/local/lib',
 122                                lib=['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 123                                uselib_store='BOOST_LOCALE')
 124
 125     # POSIX
 126     if conf.env.TARGET_LINUX or conf.env.TARGET_OSX:
 127         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_POSIX')
 128         boost_lib_suffix = ''
 129         boost_thread = 'boost_thread'
 130         conf.env.append_value('LINKFLAGS', '-pthread')
 131
 132     # Linux
 133     if conf.env.TARGET_LINUX:
 134         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 135         conf.env.append_value('CXXFLAGS', '-DLINUX_LOCALE_PREFIX="%s/share/locale"' % conf.env['INSTALL_PREFIX'])
 136         conf.env.append_value('CXXFLAGS', '-DLINUX_SHARE_PREFIX="%s/share/dcpomatic2"' % conf.env['INSTALL_PREFIX'])
 137         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_LINUX')
 138
 139     if not conf.env.DISABLE_GUI:
 140         conf.check_cfg(package='gtk+-2.0', args='--cflags --libs', uselib_store='GTK', mandatory=True)
 141
 142     # OSX
 143     if conf.env.TARGET_OSX:
 144         conf.env.append_value('CXXFLAGS', ['-DDCPOMATIC_OSX', '-Wno-unused-function', '-Wno-unused-parameter'])
 145         conf.env.append_value('LINKFLAGS', '-headerpad_max_install_names')
 146
 147     #
 148     # Dependencies.
 149     #
 150
 151     # It should be possible to use check_cfg for both dynamic and static linking, but
 152     # e.g. pkg-config --libs --static foo returns some libraries that should be statically
 153     # linked and others that should be dynamic.  This doesn't work too well with waf
 154     # as it wants them separate.
 155
 156     # libcurl
 157     if conf.options.static_curl:
 158         conf.env.STLIB_CURL = ['curl']
 159         conf.env.LIB_CURL = ['ssh2', 'idn']
 160     else:
 161         conf.check_cfg(package='libcurl', args='--cflags --libs', uselib_store='CURL', mandatory=True)
 162
 163
 164     # libsndfile
 165     conf.check_cfg(package='sndfile', args='--cflags --libs', uselib_store='SNDFILE', mandatory=True)
 166
 167     # glib
 168     conf.check_cfg(package='glib-2.0', args='--cflags --libs', uselib_store='GLIB', mandatory=True)
 169
 170     # ImageMagick / GraphicsMagick
 171     if distutils.spawn.find_executable('Magick++-config'):
 172         conf.check_cfg(package='', path='Magick++-config', args='--cppflags --cxxflags --libs', uselib_store='MAGICK', mandatory=True)
 173         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_IMAGE_MAGICK')
 174     else:
 175         image = conf.check_cfg(package='ImageMagick++', args='--cflags --libs', uselib_store='MAGICK', mandatory=False)
 176         graphics = conf.check_cfg(package='GraphicsMagick++', args='--cflags --libs', uselib_store='MAGICK', mandatory=False)
 177         if image is None and graphics is None:
 178             Logs.pprint('RED', 'Neither ImageMagick++ nor GraphicsMagick++ found: one or the other is required')
 179         if image is not None:
 180             conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_IMAGE_MAGICK')
 181         if graphics is not None:
 182             conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_GRAPHICS_MAGICK')
 183
 184     # libzip
 185     conf.check_cfg(package='libzip', args='--cflags --libs', uselib_store='ZIP', mandatory=True)
 186
 187     # pangomm
 188     conf.check_cfg(package='pangomm-1.4', args='--cflags --libs', uselib_store='PANGOMM', mandatory=True)
 189
 190     # cairomm
 191     conf.check_cfg(package='cairomm-1.0', args='--cflags --libs', uselib_store='CAIROMM', mandatory=True)
 192
 193     # libcxml
 194     if conf.options.static_cxml:
 195         conf.check_cfg(package='libcxml', atleast_version='0.08', args='--cflags', uselib_store='CXML', mandatory=True)
 196         conf.env.STLIB_CXML = ['cxml']
 197     else:
 198         conf.check_cfg(package='libcxml', atleast_version='0.08', args='--cflags --libs', uselib_store='CXML', mandatory=True)
 199
 200     # libssh
 201     if conf.options.static_ssh:
 202         conf.env.STLIB_SSH = ['ssh']
 203         if conf.options.workaround_gssapi:
 204             conf.env.LIB_SSH = ['gssapi_krb5']
 205     else:
 206         conf.check_cc(fragment="""
 207                                #include <libssh/libssh.h>\n
 208                                int main () {\n
 209                                ssh_session s = ssh_new ();\n
 210                                return 0;\n
 211                                }
 212                                """,
 213                       msg='Checking for library libssh',
 214                       mandatory=True,
 215                       lib='ssh',
 216                       uselib_store='SSH')
 217
 218     # libdcp
 219     if conf.options.static_dcp:
 220         conf.check_cfg(package='libdcp-1.0', atleast_version='1.00.0', args='--cflags', uselib_store='DCP', mandatory=True)
 221         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 222         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-libdcp-1.0', 'kumu-libdcp-1.0']
 223         conf.env.LIB_DCP = ['glibmm-2.4', 'ssl', 'crypto', 'bz2', 'xslt']
 224     else:
 225         conf.check_cfg(package='libdcp-1.0', atleast_version='1.00.0', args='--cflags --libs', uselib_store='DCP', mandatory=True)
 226         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 227
 228     # libsub
 229     if conf.options.static_sub:
 230         conf.check_cfg(package='libsub-1.0', atleast_version='1.00.0', args='--cflags', uselib_store='DCP', mandatory=True)
 231         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 232         conf.env.STLIB_SUB = ['sub-1.0']
 233     else:
 234         conf.check_cfg(package='libsub-1.0', atleast_version='1.00.0', args='--cflags --libs', uselib_store='DCP', mandatory=True)
 235         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 236
 237     # libxml++
 238     if conf.options.static_xmlpp:
 239         conf.env.STLIB_XMLPP = ['xml++-2.6']
 240     else:
 241         conf.check_cfg(package='libxml++-2.6', args='--cflags --libs', uselib_store='XMLPP', mandatory=True)
 242
 243     # libxmlsec
 244     if conf.options.static_xmlsec:
 245         conf.env.STLIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 246     else:
 247         conf.env.LIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 248
 249     # OpenJPEG
 250     if conf.options.static_openjpeg:
 251         conf.check_cfg(package='libopenjpeg', args='--cflags', atleast_version='1.5.0', uselib_store='OPENJPEG', mandatory=True)
 252         conf.check_cfg(package='libopenjpeg', args='--cflags', max_version='1.5.2', mandatory=True)
 253         conf.env.STLIB_OPENJPEG = ['openjpeg']
 254     else:
 255         conf.check_cfg(package='libopenjpeg', args='--cflags --libs', atleast_version='1.5.0', uselib_store='OPENJPEG', mandatory=True)
 256         conf.check_cfg(package='libopenjpeg', args='--cflags --libs', max_version='1.5.2', mandatory=True)
 257
 258     # FFmpeg
 259     if conf.options.static_ffmpeg:
 260         names = ['avformat', 'avfilter', 'avcodec', 'avutil', 'swscale', 'swresample', 'postproc']
 261         for name in names:
 262             static = subprocess.Popen(shlex.split('pkg-config --static --libs lib%s' % name), stdout=subprocess.PIPE).communicate()[0]
 263             libs = []
 264             stlibs = []
 265             include = []
 266             libpath = []
 267             for s in static.split():
 268                 if s.startswith('-L'):
 269                     libpath.append(s[2:])
 270                 elif s.startswith('-I'):
 271                     include.append(s[2:])
 272                 elif s.startswith('-l'):
 273                     if s[2:] not in names:
 274                         libs.append(s[2:])
 275                     else:
 276                         stlibs.append(s[2:])
 277
 278             conf.env['LIB_%s' % name.upper()] = libs
 279             conf.env['STLIB_%s' % name.upper()] = stlibs
 280             conf.env['INCLUDE_%s' % name.upper()] = include
 281             conf.env['LIBPATH_%s' % name.upper()] = libpath
 282     else:
 283         conf.check_cfg(package='libavformat', args='--cflags --libs', uselib_store='AVFORMAT', mandatory=True)
 284         conf.check_cfg(package='libavfilter', args='--cflags --libs', uselib_store='AVFILTER', mandatory=True)
 285         conf.check_cfg(package='libavcodec', args='--cflags --libs', uselib_store='AVCODEC', mandatory=True)
 286         conf.check_cfg(package='libavutil', args='--cflags --libs', uselib_store='AVUTIL', mandatory=True)
 287         conf.check_cfg(package='libswscale', args='--cflags --libs', uselib_store='SWSCALE', mandatory=True)
 288         conf.check_cfg(package='libswresample', args='--cflags --libs', uselib_store='SWRESAMPLE', mandatory=True)
 289         conf.check_cfg(package='libpostproc', args='--cflags --libs', uselib_store='POSTPROC', mandatory=True)
 290
 291     # Boost
 292     if conf.options.static_boost:
 293         conf.env.STLIB_BOOST_THREAD = ['boost_thread']
 294         conf.env.STLIB_BOOST_FILESYSTEM = ['boost_filesystem%s' % boost_lib_suffix]
 295         conf.env.STLIB_BOOST_DATETIME = ['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 296         conf.env.STLIB_BOOST_SIGNALS2 = ['boost_signals2']
 297         conf.env.STLIB_BOOST_SYSTEM = ['boost_system']
 298     else:
 299         conf.check_cxx(fragment="""
 300                             #include <boost/version.hpp>\n
 301                             #if BOOST_VERSION < 104500\n
 302                             #error boost too old\n
 303                             #endif\n
 304                             int main(void) { return 0; }\n
 305                             """,
 306                        mandatory=True,
 307                        msg='Checking for boost library >= 1.45',
 308                        okmsg='yes',
 309                        errmsg='too old\nPlease install boost version 1.45 or higher.')
 310
 311         conf.check_cxx(fragment="""
 312                             #include <boost/thread.hpp>\n
 313                             int main() { boost::thread t (); }\n
 314                             """,
 315                        msg='Checking for boost threading library',
 316                        libpath='/usr/local/lib',
 317                        lib=[boost_thread, 'boost_system%s' % boost_lib_suffix],
 318                        uselib_store='BOOST_THREAD')
 319
 320         conf.check_cxx(fragment="""
 321                             #include <boost/filesystem.hpp>\n
 322                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 323                             """,
 324                        msg='Checking for boost filesystem library',
 325                        libpath='/usr/local/lib',
 326                        lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 327                        uselib_store='BOOST_FILESYSTEM')
 328
 329         conf.check_cxx(fragment="""
 330                             #include <boost/date_time.hpp>\n
 331                             int main() { boost::gregorian::day_clock::local_day(); }\n
 332                             """,
 333                        msg='Checking for boost datetime library',
 334                        libpath='/usr/local/lib',
 335                        lib=['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 336                        uselib_store='BOOST_DATETIME')
 337
 338         conf.check_cxx(fragment="""
 339                             #include <boost/signals2.hpp>\n
 340                             int main() { boost::signals2::signal<void (int)> x; }\n
 341                             """,
 342                        msg='Checking for boost signals2 library',
 343                        uselib_store='BOOST_SIGNALS2')
 344
 345     # Other stuff
 346
 347     conf.find_program('msgfmt', var='MSGFMT')
 348
 349     datadir = conf.env.DATADIR
 350     if not datadir:
 351         datadir = os.path.join(conf.env.PREFIX, 'share')
 352
 353     conf.define('LOCALEDIR', os.path.join(datadir, 'locale'))
 354     conf.define('DATADIR', datadir)
 355
 356     conf.recurse('src')
 357     if not conf.env.DISABLE_TESTS:
 358         conf.recurse('test')
 359
 360     Logs.pprint('YELLOW', '')
 361     if conf.env.TARGET_WINDOWS:
 362         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Windows')
 363     elif conf.env.TARGET_LINUX:
 364         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Linux')
 365     elif conf.env.TARGET_OSX:
 366         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': OS X')
 367
 368     def report(name, variable):
 369         linkage = ''
 370         if variable:
 371             linkage = 'static'
 372         else:
 373             linkage = 'dynamic'
 374         Logs.pprint('YELLOW', '\t%s: %s' % (name.ljust(25), linkage))
 375
 376     report('DCP-o-matic libraries', conf.options.static_dcpomatic)
 377     report('Boost', conf.options.static_boost)
 378     report('OpenJPEG', conf.options.static_openjpeg)
 379     report('wxWidgets', conf.options.static_wxwidgets)
 380     report('FFmpeg', conf.options.static_ffmpeg)
 381     report('libxml++', conf.options.static_xmlpp)
 382     report('xmlsec', conf.options.static_xmlsec)
 383     report('libssh', conf.options.static_ssh)
 384     report('libcxml', conf.options.static_cxml)
 385     report('libdcp', conf.options.static_dcp)
 386     report('libcurl', conf.options.static_curl)
 387
 388     Logs.pprint('YELLOW', '')
 389
 390 def build(bld):
 391     create_version_cc(VERSION, bld.env.CXXFLAGS)
 392
 393     bld.recurse('src')
 394     if not bld.env.DISABLE_TESTS:
 395         bld.recurse('test')
 396     if bld.env.TARGET_WINDOWS:
 397         bld.recurse('platform/windows')
 398     if bld.env.TARGET_LINUX:
 399         bld.recurse('platform/linux')
 400     if bld.env.TARGET_OSX:
 401         bld.recurse('platform/osx')
 402
 403     for r in ['22x22', '32x32', '48x48', '64x64', '128x128']:
 404         bld.install_files('${PREFIX}/share/icons/hicolor/%s/apps' % r, 'icons/%s/dcpomatic2.png' % r)
 405
 406     if not bld.env.TARGET_WINDOWS:
 407         bld.install_files('${PREFIX}/share/dcpomatic', 'icons/taskbar_icon.png')
 408
 409     bld.add_post_fun(post)
 410
 411 def git_revision():
 412     if not os.path.exists('.git'):
 413         return None
 414
 415     cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 416     output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 417     o = output[0].decode('utf-8')
 418     return o.replace("commit ", "")[0:10]
 419
 420 def dist(ctx):
 421     r = git_revision()
 422     if r is not None:
 423         f = open('.git_revision', 'w')
 424         print >>f,r
 425     f.close()
 426
 427     ctx.excl = """
 428                TODO core *~ src/wx/*~ src/lib/*~ builds/*~ doc/manual/*~ src/tools/*~ *.pyc .waf* build .git
 429                deps alignment hacks sync *.tar.bz2 *.exe .lock* *build-windows doc/manual/pdf doc/manual/html
 430                GRSYMS GRTAGS GSYMS GTAGS
 431                """
 432
 433 def create_version_cc(version, cxx_flags):
 434     commit = git_revision()
 435     if commit is None and os.path.exists('.git_revision'):
 436         f = open('.git_revision', 'r')
 437         commit = f.readline().strip()
 438
 439     if commit is None:
 440         commit = 'release'
 441
 442     try:
 443         text =  '#include "version.h"\n'
 444         text += 'char const * dcpomatic_git_commit = \"%s\";\n' % commit
 445         text += 'char const * dcpomatic_version = \"%s\";\n' % version
 446
 447         t = ''
 448         for f in cxx_flags:
 449             f = f.replace('"', '\\"')
 450             t += f + ' '
 451         text += 'char const * dcpomatic_cxx_flags = \"%s\";\n' % t[:-1]
 452
 453         print('Writing version information to src/lib/version.cc')
 454         o = open('src/lib/version.cc', 'w')
 455         o.write(text)
 456         o.close()
 457     except IOError:
 458         print('Could not open src/lib/version.cc for writing\n')
 459         sys.exit(-1)
 460
 461 def post(ctx):
 462     if ctx.cmd == 'install':
 463         ctx.exec_command('/sbin/ldconfig')
 464
 465 def pot(bld):
 466     bld.recurse('src')
 467
 468 def pot_merge(bld):
 469     bld.recurse('src')
 470
 471 def tags(bld):
 472     os.system('etags src/lib/*.cc src/lib/*.h src/wx/*.cc src/wx/*.h src/tools/*.cc src/tools/*.h')