wscript

   1 #
   2 #    Copyright (C) 2012-2017 Carl Hetherington <cth@carlh.net>
   3 #
   4 #    This file is part of DCP-o-matic.
   5 #
   6 #    DCP-o-matic is free software; you can redistribute it and/or modify
   7 #    it under the terms of the GNU General Public License as published by
   8 #    the Free Software Foundation; either version 2 of the License, or
   9 #    (at your option) any later version.
  10 #
  11 #    DCP-o-matic is distributed in the hope that it will be useful,
  12 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 #    GNU General Public License for more details.
  15 #
  16 #    You should have received a copy of the GNU General Public License
  17 #    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18 #
  19
  20 import subprocess
  21 import os
  22 import shlex
  23 import sys
  24 import glob
  25 import distutils
  26 import distutils.spawn
  27 from waflib import Logs, Context
  28
  29 APPNAME = 'dcpomatic'
  30
  31 this_version = subprocess.Popen(shlex.split('git tag -l --points-at HEAD'), stdout=subprocess.PIPE).communicate()[0]
  32 last_version = subprocess.Popen(shlex.split('git describe --abbrev=0'), stdout=subprocess.PIPE).communicate()[0]
  33
  34 if this_version == '':
  35     VERSION = '%sdevel' % last_version[1:].strip()
  36 else:
  37     VERSION = this_version[1:].strip()
  38
  39 print 'Version: %s' % VERSION
  40
  41 def options(opt):
  42     opt.load('compiler_cxx')
  43     opt.load('winres')
  44
  45     opt.add_option('--enable-debug',      action='store_true', default=False, help='build with debugging information and without optimisation')
  46     opt.add_option('--disable-gui',       action='store_true', default=False, help='disable building of GUI tools')
  47     opt.add_option('--disable-tests',     action='store_true', default=False, help='disable building of tests')
  48     opt.add_option('--install-prefix',                         default=None,  help='prefix of where DCP-o-matic will be installed')
  49     opt.add_option('--target-windows',    action='store_true', default=False, help='set up to do a cross-compile to make a Windows package')
  50     opt.add_option('--static-dcpomatic',  action='store_true', default=False, help='link to components of DCP-o-matic statically')
  51     opt.add_option('--static-boost',      action='store_true', default=False, help='link statically to Boost')
  52     opt.add_option('--static-wxwidgets',  action='store_true', default=False, help='link statically to wxWidgets')
  53     opt.add_option('--static-ffmpeg',     action='store_true', default=False, help='link statically to FFmpeg')
  54     opt.add_option('--static-xmlpp',      action='store_true', default=False, help='link statically to libxml++')
  55     opt.add_option('--static-xmlsec',     action='store_true', default=False, help='link statically to xmlsec')
  56     opt.add_option('--static-ssh',        action='store_true', default=False, help='link statically to libssh')
  57     opt.add_option('--static-cxml',       action='store_true', default=False, help='link statically to libcxml')
  58     opt.add_option('--static-dcp',        action='store_true', default=False, help='link statically to libdcp')
  59     opt.add_option('--static-sub',        action='store_true', default=False, help='link statically to libsub')
  60     opt.add_option('--static-curl',       action='store_true', default=False, help='link statically to libcurl')
  61     opt.add_option('--workaround-gssapi', action='store_true', default=False, help='link to gssapi_krb5')
  62     opt.add_option('--force-cpp11',       action='store_true', default=False, help='force use of C++11')
  63
  64 def configure(conf):
  65     conf.load('compiler_cxx')
  66     if conf.options.target_windows:
  67         conf.load('winres')
  68
  69     # Save conf.options that we need elsewhere in conf.env
  70     conf.env.DISABLE_GUI = conf.options.disable_gui
  71     conf.env.DISABLE_TESTS = conf.options.disable_tests
  72     conf.env.TARGET_WINDOWS = conf.options.target_windows
  73     conf.env.TARGET_OSX = sys.platform == 'darwin'
  74     conf.env.TARGET_LINUX = not conf.env.TARGET_WINDOWS and not conf.env.TARGET_OSX
  75     conf.env.VERSION = VERSION
  76     conf.env.DEBUG = conf.options.enable_debug
  77     conf.env.STATIC_DCPOMATIC = conf.options.static_dcpomatic
  78     if conf.options.install_prefix is None:
  79         conf.env.INSTALL_PREFIX = conf.env.PREFIX
  80     else:
  81         conf.env.INSTALL_PREFIX = conf.options.install_prefix
  82
  83     # Common CXXFLAGS
  84     conf.env.append_value('CXXFLAGS', ['-D__STDC_CONSTANT_MACROS',
  85                                        '-D__STDC_LIMIT_MACROS',
  86                                        '-D__STDC_FORMAT_MACROS',
  87                                        '-msse',
  88                                        '-fno-strict-aliasing',
  89                                        '-Wall',
  90                                        '-Wcast-align',
  91                                        '-Wextra',
  92                                        '-Wwrite-strings',
  93                                        # Remove auto_ptr warnings from libxml++-2.6
  94                                        '-Wno-deprecated-declarations',
  95                                        '-D_FILE_OFFSET_BITS=64'])
  96
  97     if conf.options.force_cpp11:
  98         conf.env.append_value('CXXFLAGS', ['-std=c++11', '-DBOOST_NO_CXX11_SCOPED_ENUMS'])
  99
 100     gcc = conf.env['CC_VERSION']
 101     if int(gcc[0]) >= 4 and int(gcc[1]) > 1:
 102         conf.env.append_value('CXXFLAGS', ['-Wno-unused-result'])
 103     have_c11 = int(gcc[0]) >= 4 and int(gcc[1]) >= 8 and int(gcc[2]) >= 1
 104
 105     if conf.options.enable_debug:
 106         conf.env.append_value('CXXFLAGS', ['-g', '-DDCPOMATIC_DEBUG', '-fno-omit-frame-pointer'])
 107     else:
 108         conf.env.append_value('CXXFLAGS', '-O2')
 109
 110     #
 111     # Windows/Linux/OS X specific
 112     #
 113
 114     # Windows
 115     if conf.env.TARGET_WINDOWS:
 116         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_WINDOWS')
 117         conf.env.append_value('CXXFLAGS', '-DWIN32_LEAN_AND_MEAN')
 118         conf.env.append_value('CXXFLAGS', '-DBOOST_USE_WINDOWS_H')
 119         conf.env.append_value('CXXFLAGS', '-DUNICODE')
 120         conf.env.append_value('CXXFLAGS', '-DBOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN')
 121         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 122         conf.env.append_value('CXXFLAGS', '-std=c++11')
 123         wxrc = os.popen('wx-config --rescomp').read().split()[1:]
 124         conf.env.append_value('WINRCFLAGS', wxrc)
 125         if conf.options.enable_debug:
 126             conf.env.append_value('CXXFLAGS', ['-mconsole'])
 127             conf.env.append_value('LINKFLAGS', ['-mconsole'])
 128         conf.check(lib='ws2_32', uselib_store='WINSOCK2', msg="Checking for library winsock2")
 129         conf.check(lib='dbghelp', uselib_store='DBGHELP', msg="Checking for library dbghelp")
 130         conf.check(lib='shlwapi', uselib_store='SHLWAPI', msg="Checking for library shlwapi")
 131         conf.check(lib='mswsock', uselib_store='MSWSOCK', msg="Checking for library mswsock")
 132         conf.check(lib='ole32', uselib_store='OLE32', msg="Checking for library ole32")
 133         conf.check(lib='dsound', uselib_store='DSOUND', msg="Checking for library dsound")
 134         conf.check(lib='winmm', uselib_store='WINMM', msg="Checking for library winmm")
 135         conf.check(lib='ksuser', uselib_store='KSUSER', msg="Checking for library ksuser")
 136         boost_lib_suffix = '-mt'
 137         boost_thread = 'boost_thread_win32-mt'
 138         conf.check_cxx(fragment="""
 139                                #include <boost/locale.hpp>\n
 140                                int main() { std::locale::global (boost::locale::generator().generate ("")); }\n
 141                                """,
 142                                msg='Checking for boost locale library',
 143                                libpath='/usr/local/lib',
 144                                lib=['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 145                                uselib_store='BOOST_LOCALE')
 146
 147     # POSIX
 148     if conf.env.TARGET_LINUX or conf.env.TARGET_OSX:
 149         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_POSIX')
 150         conf.env.append_value('CXXFLAGS', ['-Wunsafe-loop-optimizations', '-Wlogical-op'])
 151         boost_lib_suffix = ''
 152         boost_thread = 'boost_thread'
 153         conf.env.append_value('LINKFLAGS', '-pthread')
 154
 155     # Linux
 156     if conf.env.TARGET_LINUX:
 157         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 158         conf.env.append_value('CXXFLAGS', '-DLINUX_LOCALE_PREFIX="%s/share/locale"' % conf.env['INSTALL_PREFIX'])
 159         conf.env.append_value('CXXFLAGS', '-DLINUX_SHARE_PREFIX="%s/share/dcpomatic2"' % conf.env['INSTALL_PREFIX'])
 160         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_LINUX')
 161         if not conf.env.DISABLE_GUI:
 162             conf.check_cfg(package='gtk+-2.0', args='--cflags --libs', uselib_store='GTK', mandatory=True)
 163
 164     # OSX
 165     if conf.env.TARGET_OSX:
 166         conf.env.append_value('CXXFLAGS', ['-DDCPOMATIC_OSX', '-Wno-unused-function', '-Wno-unused-parameter', '-Wno-unused-local-typedef', '-Wno-potentially-evaluated-expression'])
 167         conf.env.append_value('LINKFLAGS', '-headerpad_max_install_names')
 168
 169     #
 170     # Dependencies.
 171     #
 172
 173     # It should be possible to use check_cfg for both dynamic and static linking, but
 174     # e.g. pkg-config --libs --static foo returns some libraries that should be statically
 175     # linked and others that should be dynamic.  This doesn't work too well with waf
 176     # as it wants them separate.
 177
 178     # libcurl
 179     if conf.options.static_curl:
 180         conf.env.STLIB_CURL = ['curl']
 181         conf.env.LIB_CURL = ['ssh2', 'idn']
 182     else:
 183         conf.check_cfg(package='libcurl', args='--cflags --libs', atleast_version='7.19.1', uselib_store='CURL', mandatory=True)
 184
 185     # libicu
 186     if conf.check_cfg(package='icu-i18n', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 187         if conf.check_cfg(package='icu', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 188             conf.check_cxx(fragment="""
 189                             #include <unicode/ucsdet.h>
 190                             int main(void) {
 191                                 UErrorCode status = U_ZERO_ERROR;
 192                                 UCharsetDetector* detector = ucsdet_open (&status);
 193                                 return 0; }\n
 194                             """,
 195                        mandatory=True,
 196                        msg='Checking for libicu',
 197                        okmsg='yes',
 198                        libpath=['/usr/local/lib', '/usr/lib', '/usr/lib/x86_64-linux-gnu'],
 199                        lib=['icuio', 'icui18n', 'icudata', 'icuuc'],
 200                        uselib_store='ICU')
 201
 202     # libsamplerate
 203     conf.check_cfg(package='samplerate', args='--cflags --libs', uselib_store='SAMPLERATE', mandatory=True)
 204
 205     # glib
 206     conf.check_cfg(package='glib-2.0', args='--cflags --libs', uselib_store='GLIB', mandatory=True)
 207
 208     # ImageMagick / GraphicsMagick
 209     if distutils.spawn.find_executable('Magick++-config'):
 210         conf.check_cfg(package='', path='Magick++-config', args='--cppflags --cxxflags --libs', uselib_store='MAGICK', mandatory=True)
 211         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_IMAGE_MAGICK')
 212     else:
 213         image = conf.check_cfg(package='ImageMagick++', args='--cflags --libs', uselib_store='MAGICK', mandatory=False)
 214         graphics = None
 215         if image is None:
 216             graphics = conf.check_cfg(package='GraphicsMagick++', args='--cflags --libs', uselib_store='MAGICK', mandatory=False)
 217         if image is None and graphics is None:
 218             Logs.pprint('RED', 'Neither ImageMagick++ nor GraphicsMagick++ found: one or the other is required')
 219         if image is not None:
 220             conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_IMAGE_MAGICK')
 221         if graphics is not None:
 222             conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_GRAPHICS_MAGICK')
 223
 224     # See if we are using the MagickCore or MagickLib namespaces
 225     conf.check_cxx(fragment="""
 226                             #include <Magick++/Include.h>\n
 227                             using namespace MagickCore;\n
 228                             int main () { return 0; }\n
 229                             """,
 230                    mandatory=False,
 231                    msg='Checking for MagickCore namespace',
 232                    okmsg='yes',
 233                    includes=conf.env['INCLUDES_MAGICK'],
 234                    define_name='DCPOMATIC_HAVE_MAGICKCORE_NAMESPACE')
 235
 236     conf.check_cxx(fragment="""
 237                             #include <Magick++/Include.h>\n
 238                             using namespace MagickLib;\n
 239                             int main () { return 0; }\n
 240                             """,
 241                    mandatory=False,
 242                    msg='Checking for MagickLib namespace',
 243                    okmsg='yes',
 244                    includes=conf.env['INCLUDES_MAGICK'],
 245                    define_name='DCPOMATIC_HAVE_MAGICKLIB_NAMESPACE')
 246
 247     # See where MagickCore.h is
 248     conf.check_cxx(fragment="""
 249                             #include <magick/MagickCore.h>\n
 250                             int main() { return 0; }\n
 251                             """,
 252                    mandatory=False,
 253                    msg='Checking for MagickCore.h location',
 254                    okmsg='magick',
 255                    errmsg='not magick',
 256                    includes=conf.env['INCLUDES_MAGICK'],
 257                    define_name='DCPOMATIC_MAGICKCORE_MAGICK')
 258
 259     conf.check_cxx(fragment="""
 260                             #include <MagickCore/MagickCore.h>\n
 261                             int main() { return 0; }\n
 262                             """,
 263                    mandatory=False,
 264                    msg='Checking for MagickCore.h location',
 265                    okmsg='MagickCore',
 266                    errmsg='not MagickCore',
 267                    includes=conf.env['INCLUDES_MAGICK'],
 268                    define_name='DCPOMATIC_MAGICKCORE_MAGICKCORE')
 269
 270     # See if we have advanced compare() methods in Magick
 271     conf.check_cxx(fragment="""
 272                             #include <Magick++.h>\n
 273                             int main() { Magick::Image a; Magick::Image b; a.compare(b, Magick::RootMeanSquaredErrorMetric); }
 274                             """,
 275                    mandatory=False,
 276                    msg='Checking for advanced compare() method in {Image/Graphics}Magick',
 277                    uselib='MAGICK',
 278                    define_name='DCPOMATIC_ADVANCED_MAGICK_COMPARE'
 279                    )
 280
 281     # libzip
 282     conf.check_cfg(package='libzip', args='--cflags --libs', uselib_store='ZIP', mandatory=True)
 283     conf.check_cxx(fragment="""
 284                             #include <zip.h>
 285                             int main() { zip_source_t* foo; }
 286                             """,
 287                    mandatory=False,
 288                    msg="Checking for zip_source_t",
 289                    uselib="ZIP",
 290                    define_name='DCPOMATIC_HAVE_ZIP_SOURCE_T'
 291                    )
 292
 293     # fontconfig
 294     conf.check_cfg(package='fontconfig', args='--cflags --libs', uselib_store='FONTCONFIG', mandatory=True)
 295
 296     # pangomm
 297     conf.check_cfg(package='pangomm-1.4', args='--cflags --libs', uselib_store='PANGOMM', mandatory=True)
 298
 299     # cairomm
 300     conf.check_cfg(package='cairomm-1.0', args='--cflags --libs', uselib_store='CAIROMM', mandatory=True)
 301
 302     test_cxxflags = ''
 303     if have_c11:
 304         test_cxxflags = '-std=c++11'
 305
 306     # See if we have Cairo::ImageSurface::format_stride_for_width; Centos 5 does not
 307     conf.check_cxx(fragment="""
 308                             #include <cairomm/cairomm.h>
 309                             int main(void) {
 310                                 Cairo::ImageSurface::format_stride_for_width (Cairo::FORMAT_ARGB32, 1024);\n
 311                                 return 0; }\n
 312                             """,
 313                        mandatory=False,
 314                        cxxflags=test_cxxflags,
 315                        msg='Checking for format_stride_for_width',
 316                        okmsg='yes',
 317                        includes=conf.env['INCLUDES_CAIROMM'],
 318                        uselib='CAIROMM',
 319                        define_name='DCPOMATIC_HAVE_FORMAT_STRIDE_FOR_WIDTH')
 320
 321     # See if we have Pango::Layout::show_in_cairo_context; Centos 5 does not
 322     conf.check_cxx(fragment="""
 323                             #include <pangomm.h>
 324                             int main(void) {
 325                                 Cairo::RefPtr<Cairo::Context> context;
 326                                 Glib::RefPtr<Pango::Layout> layout;
 327                                 layout->show_in_cairo_context (context);
 328                                 return 0; }\n
 329                             """,
 330                        mandatory=False,
 331                        msg='Checking for show_in_cairo_context',
 332                        cxxflags=test_cxxflags,
 333                        okmsg='yes',
 334                        includes=conf.env['INCLUDES_PANGOMM'],
 335                        uselib='PANGOMM',
 336                        define_name='DCPOMATIC_HAVE_SHOW_IN_CAIRO_CONTEXT')
 337
 338
 339     # libcxml
 340     if conf.options.static_cxml:
 341         conf.check_cfg(package='libcxml', atleast_version='0.15.5', args='--cflags', uselib_store='CXML', mandatory=True)
 342         conf.env.STLIB_CXML = ['cxml']
 343     else:
 344         conf.check_cfg(package='libcxml', atleast_version='0.15.5', args='--cflags --libs', uselib_store='CXML', mandatory=True)
 345
 346     # libssh
 347     if conf.options.static_ssh:
 348         conf.env.STLIB_SSH = ['ssh']
 349         if conf.options.workaround_gssapi:
 350             conf.env.LIB_SSH = ['gssapi_krb5']
 351     else:
 352         conf.check_cc(fragment="""
 353                                #include <libssh/libssh.h>\n
 354                                int main () {\n
 355                                ssh_session s = ssh_new ();\n
 356                                return 0;\n
 357                                }
 358                                """,
 359                       msg='Checking for library libssh',
 360                       mandatory=True,
 361                       lib='ssh',
 362                       uselib_store='SSH')
 363
 364     # libdcp
 365     if conf.options.static_dcp:
 366         conf.check_cfg(package='libdcp-1.0', atleast_version='1.5.1', args='--cflags', uselib_store='DCP', mandatory=True)
 367         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 368         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-cth', 'kumu-cth', 'openjp2']
 369         conf.env.LIB_DCP = ['glibmm-2.4', 'ssl', 'crypto', 'bz2', 'xslt']
 370     else:
 371         conf.check_cfg(package='libdcp-1.0', atleast_version='1.5.1', args='--cflags --libs', uselib_store='DCP', mandatory=True)
 372         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 373
 374     # libsub
 375     if conf.options.static_sub:
 376         conf.check_cfg(package='libsub-1.0', atleast_version='1.3.0', args='--cflags', uselib_store='SUB', mandatory=True)
 377         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 378         conf.env.STLIB_SUB = ['sub-1.0']
 379     else:
 380         conf.check_cfg(package='libsub-1.0', atleast_version='1.3.0', args='--cflags --libs', uselib_store='SUB', mandatory=True)
 381         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 382
 383     # libxml++
 384     if conf.options.static_xmlpp:
 385         conf.env.STLIB_XMLPP = ['xml++-2.6']
 386         conf.env.LIB_XMLPP = ['xml2']
 387     else:
 388         conf.check_cfg(package='libxml++-2.6', args='--cflags --libs', uselib_store='XMLPP', mandatory=True)
 389
 390     # libxmlsec
 391     if conf.options.static_xmlsec:
 392         if conf.check_cxx(lib='xmlsec1-openssl', mandatory=False):
 393             conf.env.STLIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 394         else:
 395             conf.env.STLIB_XMLSEC = ['xmlsec1']
 396     else:
 397         conf.env.LIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 398
 399     # nettle
 400     conf.check_cfg(package="nettle", args='--cflags --libs', uselib_store='NETTLE', mandatory=True)
 401
 402     # FFmpeg
 403     if conf.options.static_ffmpeg:
 404         names = ['avformat', 'avfilter', 'avcodec', 'avutil', 'swscale', 'postproc', 'swresample']
 405         for name in names:
 406             static = subprocess.Popen(shlex.split('pkg-config --static --libs lib%s' % name), stdout=subprocess.PIPE).communicate()[0].decode('utf-8')
 407             libs = []
 408             stlibs = []
 409             include = []
 410             libpath = []
 411             for s in static.split():
 412                 if s.startswith('-L'):
 413                     libpath.append(s[2:])
 414                 elif s.startswith('-I'):
 415                     include.append(s[2:])
 416                 elif s.startswith('-l'):
 417                     if s[2:] not in names:
 418                         libs.append(s[2:])
 419                     else:
 420                         stlibs.append(s[2:])
 421
 422             conf.env['LIB_%s' % name.upper()] = libs
 423             conf.env['STLIB_%s' % name.upper()] = stlibs
 424             conf.env['INCLUDES_%s' % name.upper()] = include
 425             conf.env['LIBPATH_%s' % name.upper()] = libpath
 426     else:
 427         conf.check_cfg(package='libavformat', args='--cflags --libs', uselib_store='AVFORMAT', mandatory=True)
 428         conf.check_cfg(package='libavfilter', args='--cflags --libs', uselib_store='AVFILTER', mandatory=True)
 429         conf.check_cfg(package='libavcodec', args='--cflags --libs', uselib_store='AVCODEC', mandatory=True)
 430         conf.check_cfg(package='libavutil', args='--cflags --libs', uselib_store='AVUTIL', mandatory=True)
 431         conf.check_cfg(package='libswscale', args='--cflags --libs', uselib_store='SWSCALE', mandatory=True)
 432         conf.check_cfg(package='libpostproc', args='--cflags --libs', uselib_store='POSTPROC', mandatory=True)
 433         conf.check_cfg(package='libswresample', args='--cflags --libs', uselib_store='SWRESAMPLE', mandatory=True)
 434
 435     # Check to see if we have our version of FFmpeg that allows us to get at EBUR128 results
 436     conf.check_cxx(fragment="""
 437                             extern "C" {\n
 438                             #include <libavfilter/f_ebur128.h>\n
 439                             }\n
 440                             int main () { av_ebur128_get_true_peaks (0); }\n
 441                             """,
 442                    msg='Checking for EBUR128-patched FFmpeg',
 443                    libpath=conf.env['LIBPATH_AVFORMAT'],
 444                    lib='avfilter avutil swresample',
 445                    includes=conf.env['INCLUDES_AVFORMAT'],
 446                    define_name='DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG',
 447                    mandatory=False)
 448
 449     # Check to see if we have our AVSubtitleRect has a pict member
 450     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 451     conf.check_cxx(fragment="""
 452                             extern "C" {\n
 453                             #include <libavcodec/avcodec.h>\n
 454                             }\n
 455                             int main () { AVSubtitleRect r; r.pict; }\n
 456                             """,
 457                    msg='Checking for AVSubtitleRect::pict',
 458                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 459                    libpath=conf.env['LIBPATH_AVCODEC'],
 460                    lib='avcodec',
 461                    includes=conf.env['INCLUDES_AVCODEC'],
 462                    define_name='DCPOMATIC_HAVE_AVSUBTITLERECT_PICT',
 463                    mandatory=False)
 464
 465     # Check to see if we have our AVComponentDescriptor has a depth_minus1 member
 466     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 467     conf.check_cxx(fragment="""
 468                             extern "C" {\n
 469                             #include <libavutil/pixdesc.h>\n
 470                             }\n
 471                             int main () { AVComponentDescriptor d; d.depth_minus1; }\n
 472                             """,
 473                    msg='Checking for AVComponentDescriptor::depth_minus1',
 474                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 475                    libpath=conf.env['LIBPATH_AVUTIL'],
 476                    lib='avutil',
 477                    includes=conf.env['INCLUDES_AVUTIL'],
 478                    define_name='DCPOMATIC_HAVE_AVCOMPONENTDESCRIPTOR_DEPTH_MINUS1',
 479                    mandatory=False)
 480
 481     # Hack: the previous two check_cxx calls end up copying their (necessary) cxxflags
 482     # to these variables.  We don't want to use these for the actual build, so clearn them out.
 483     conf.env['CXXFLAGS_AVCODEC'] = []
 484     conf.env['CXXFLAGS_AVUTIL'] = []
 485
 486     # Boost
 487     if conf.options.static_boost:
 488         conf.env.STLIB_BOOST_THREAD = ['boost_thread']
 489         conf.env.STLIB_BOOST_FILESYSTEM = ['boost_filesystem%s' % boost_lib_suffix]
 490         conf.env.STLIB_BOOST_DATETIME = ['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 491         conf.env.STLIB_BOOST_SIGNALS2 = ['boost_signals2']
 492         conf.env.STLIB_BOOST_SYSTEM = ['boost_system']
 493         conf.env.STLIB_BOOST_REGEX = ['boost_regex']
 494     else:
 495         conf.check_cxx(fragment="""
 496                             #include <boost/version.hpp>\n
 497                             #if BOOST_VERSION < 104500\n
 498                             #error boost too old\n
 499                             #endif\n
 500                             int main(void) { return 0; }\n
 501                             """,
 502                        mandatory=True,
 503                        msg='Checking for boost library >= 1.45',
 504                        okmsg='yes',
 505                        errmsg='too old\nPlease install boost version 1.45 or higher.')
 506
 507         conf.check_cxx(fragment="""
 508                             #include <boost/thread.hpp>\n
 509                             int main() { boost::thread t (); }\n
 510                             """,
 511                        msg='Checking for boost threading library',
 512                        libpath='/usr/local/lib',
 513                        lib=[boost_thread, 'boost_system%s' % boost_lib_suffix],
 514                        uselib_store='BOOST_THREAD')
 515
 516         conf.check_cxx(fragment="""
 517                             #include <boost/filesystem.hpp>\n
 518                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 519                             """,
 520                        msg='Checking for boost filesystem library',
 521                        libpath='/usr/local/lib',
 522                        lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 523                        uselib_store='BOOST_FILESYSTEM')
 524
 525         conf.check_cxx(fragment="""
 526                             #include <boost/date_time.hpp>\n
 527                             int main() { boost::gregorian::day_clock::local_day(); }\n
 528                             """,
 529                        msg='Checking for boost datetime library',
 530                        libpath='/usr/local/lib',
 531                        lib=['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 532                        uselib_store='BOOST_DATETIME')
 533
 534         conf.check_cxx(fragment="""
 535                             #include <boost/signals2.hpp>\n
 536                             int main() { boost::signals2::signal<void (int)> x; }\n
 537                             """,
 538                        msg='Checking for boost signals2 library',
 539                        uselib_store='BOOST_SIGNALS2')
 540
 541         conf.check_cxx(fragment="""
 542                             #include <boost/regex.hpp>\n
 543                             int main() { boost::regex re ("foo"); }\n
 544                             """,
 545                        msg='Checking for boost regex library',
 546                        lib=['boost_regex%s' % boost_lib_suffix],
 547                        uselib_store='BOOST_REGEX')
 548
 549     # libxml++ requires glibmm and versions of glibmm 2.45.31 and later
 550     # must be built with -std=c++11 as they use c++11
 551     # features and c++11 is not (yet) the default in gcc.
 552     glibmm_version = conf.cmd_and_log(['pkg-config', '--modversion', 'glibmm-2.4'], output=Context.STDOUT, quiet=Context.BOTH)
 553     s = glibmm_version.split('.')
 554     v = (int(s[0]) << 16) | (int(s[1]) << 8) | int(s[2])
 555     if v >= 0x022D1F:
 556         conf.env.append_value('CXXFLAGS', '-std=c++11')
 557
 558     # Other stuff
 559
 560     conf.find_program('msgfmt', var='MSGFMT')
 561
 562     datadir = conf.env.DATADIR
 563     if not datadir:
 564         datadir = os.path.join(conf.env.PREFIX, 'share')
 565
 566     conf.define('LOCALEDIR', os.path.join(datadir, 'locale'))
 567     conf.define('DATADIR', datadir)
 568
 569     conf.recurse('src')
 570     if not conf.env.DISABLE_TESTS:
 571         conf.recurse('test')
 572
 573     Logs.pprint('YELLOW', '')
 574     if conf.env.TARGET_WINDOWS:
 575         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Windows')
 576     elif conf.env.TARGET_LINUX:
 577         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Linux')
 578     elif conf.env.TARGET_OSX:
 579         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': OS X')
 580
 581     def report(name, variable):
 582         linkage = ''
 583         if variable:
 584             linkage = 'static'
 585         else:
 586             linkage = 'dynamic'
 587         Logs.pprint('YELLOW', '\t%s: %s' % (name.ljust(25), linkage))
 588
 589     report('DCP-o-matic libraries', conf.options.static_dcpomatic)
 590     report('Boost', conf.options.static_boost)
 591     report('wxWidgets', conf.options.static_wxwidgets)
 592     report('FFmpeg', conf.options.static_ffmpeg)
 593     report('libxml++', conf.options.static_xmlpp)
 594     report('xmlsec', conf.options.static_xmlsec)
 595     report('libssh', conf.options.static_ssh)
 596     report('libcxml', conf.options.static_cxml)
 597     report('libdcp', conf.options.static_dcp)
 598     report('libcurl', conf.options.static_curl)
 599
 600     Logs.pprint('YELLOW', '')
 601
 602 def download_supporters():
 603     os.system('curl https://dcpomatic.com/supporters.cc > build/supporters.cc')
 604
 605 def build(bld):
 606     create_version_cc(VERSION, bld.env.CXXFLAGS)
 607     download_supporters()
 608
 609     bld.recurse('src')
 610     bld.recurse('graphics')
 611
 612     if not bld.env.DISABLE_TESTS:
 613         bld.recurse('test')
 614     if bld.env.TARGET_WINDOWS:
 615         bld.recurse('platform/windows')
 616     if bld.env.TARGET_LINUX:
 617         bld.recurse('platform/linux')
 618     if bld.env.TARGET_OSX:
 619         bld.recurse('platform/osx')
 620
 621     if not bld.env.TARGET_WINDOWS:
 622         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Regular.ttf')
 623         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Italic.ttf')
 624         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Bold.ttf')
 625
 626     bld.add_post_fun(post)
 627
 628 def git_revision():
 629     if not os.path.exists('.git'):
 630         return None
 631
 632     cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 633     output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 634     if len(output) == 0:
 635         return None
 636     o = output[0].decode('utf-8')
 637     return o.replace("commit ", "")[0:10]
 638
 639 def dist(ctx):
 640     r = git_revision()
 641     if r is not None:
 642         f = open('.git_revision', 'w')
 643         print >>f,r
 644     f.close()
 645
 646     ctx.excl = """
 647                TODO core *~ src/wx/*~ src/lib/*~ builds/*~ doc/manual/*~ src/tools/*~ *.pyc .waf* build .git
 648                deps alignment hacks sync *.tar.bz2 *.exe .lock* *build-windows doc/manual/pdf doc/manual/html
 649                GRSYMS GRTAGS GSYMS GTAGS
 650                """
 651
 652 def create_version_cc(version, cxx_flags):
 653     commit = git_revision()
 654     if commit is None and os.path.exists('.git_revision'):
 655         f = open('.git_revision', 'r')
 656         commit = f.readline().strip()
 657
 658     if commit is None:
 659         commit = 'release'
 660
 661     try:
 662         text =  '#include "version.h"\n'
 663         text += 'char const * dcpomatic_git_commit = \"%s\";\n' % commit
 664         text += 'char const * dcpomatic_version = \"%s\";\n' % version
 665
 666         t = ''
 667         for f in cxx_flags:
 668             f = f.replace('"', '\\"')
 669             t += f + ' '
 670         text += 'char const * dcpomatic_cxx_flags = \"%s\";\n' % t[:-1]
 671
 672         print('Writing version information to src/lib/version.cc')
 673         o = open('src/lib/version.cc', 'w')
 674         o.write(text)
 675         o.close()
 676     except IOError:
 677         print('Could not open src/lib/version.cc for writing\n')
 678         sys.exit(-1)
 679
 680 def post(ctx):
 681     if ctx.cmd == 'install':
 682         ctx.exec_command('/sbin/ldconfig')
 683
 684 def pot(bld):
 685     bld.recurse('src')
 686
 687 def pot_merge(bld):
 688     bld.recurse('src')
 689
 690 def tags(bld):
 691     os.system('etags src/lib/*.cc src/lib/*.h src/wx/*.cc src/wx/*.h src/tools/*.cc')
 692
 693 def cppcheck(bld):
 694     os.system('cppcheck --enable=all --quiet .')