wscript

   1 #
   2 #    Copyright (C) 2012-2021 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 from __future__ import print_function
  21
  22 import subprocess
  23 import os
  24 import shlex
  25 import sys
  26 import glob
  27 import distutils
  28 import distutils.spawn
  29 try:
  30     # python 2
  31     from urllib import urlencode
  32 except ImportError:
  33     # python 3
  34     from urllib.parse import urlencode
  35 from waflib import Logs, Context
  36
  37 APPNAME = 'dcpomatic'
  38 libdcp_version = '1.8.13'
  39 libsub_version = '1.6.13'
  40
  41 this_version = subprocess.Popen(shlex.split('git tag -l --points-at HEAD'), stdout=subprocess.PIPE).communicate()[0]
  42 last_version = subprocess.Popen(shlex.split('git describe --tags --match v* --abbrev=0'), stdout=subprocess.PIPE).communicate()[0]
  43
  44 # Python 2/3 compatibility; I don't really understand what's going on here
  45 if not isinstance(this_version, str):
  46     this_version = this_version.decode('utf-8')
  47 if not isinstance(last_version, str):
  48     last_version = last_version.decode('utf-8')
  49
  50 if this_version == '' or this_version == 'merged-to-main':
  51     VERSION = '%sdevel' % last_version[1:].strip()
  52 else:
  53     VERSION = this_version[1:].strip()
  54
  55 def options(opt):
  56     opt.load('compiler_cxx')
  57     opt.load('winres')
  58
  59     opt.add_option('--enable-debug',      action='store_true', default=False, help='build with debugging information and without optimisation')
  60     opt.add_option('--disable-gui',       action='store_true', default=False, help='disable building of GUI tools')
  61     opt.add_option('--disable-tests',     action='store_true', default=False, help='disable building of tests')
  62     opt.add_option('--target-windows-64', action='store_true', default=False, help='set up to do a cross-compile for Windows 64-bit')
  63     opt.add_option('--target-windows-32', action='store_true', default=False, help='set up to do a cross-compile for Windows 32-bit')
  64     opt.add_option('--target-macos-arm64', action='store_true', default=False, help='set up to do a cross-compile for macOS arm64')
  65     opt.add_option('--static-dcpomatic',  action='store_true', default=False, help='link to components of DCP-o-matic statically')
  66     opt.add_option('--static-boost',      action='store_true', default=False, help='link statically to Boost')
  67     opt.add_option('--static-wxwidgets',  action='store_true', default=False, help='link statically to wxWidgets')
  68     opt.add_option('--static-ffmpeg',     action='store_true', default=False, help='link statically to FFmpeg')
  69     opt.add_option('--static-xmlpp',      action='store_true', default=False, help='link statically to libxml++')
  70     opt.add_option('--static-xmlsec',     action='store_true', default=False, help='link statically to xmlsec')
  71     opt.add_option('--static-ssh',        action='store_true', default=False, help='link statically to libssh')
  72     opt.add_option('--static-cxml',       action='store_true', default=False, help='link statically to libcxml')
  73     opt.add_option('--static-dcp',        action='store_true', default=False, help='link statically to libdcp')
  74     opt.add_option('--static-sub',        action='store_true', default=False, help='link statically to libsub')
  75     opt.add_option('--static-curl',       action='store_true', default=False, help='link statically to libcurl')
  76     opt.add_option('--workaround-gssapi', action='store_true', default=False, help='link to gssapi_krb5')
  77     opt.add_option('--use-lld',           action='store_true', default=False, help='use lld linker')
  78     opt.add_option('--enable-disk',       action='store_true', default=False, help='build dcpomatic2_disk tool; requires Boost process, lwext4 and nanomsg libraries')
  79     opt.add_option('--warnings-are-errors', action='store_true', default=False, help='build with -Werror')
  80     opt.add_option('--wx-config',         help='path to wx-config')
  81     opt.add_option('--cuda-path',         help='path to directory containing include/cuda_runtime_api.h etc.', default='/usr/local/cuda')
  82
  83 def configure(conf):
  84     conf.load('compiler_cxx')
  85     conf.load('clang_compilation_database', tooldir=['waf-tools'])
  86     if conf.options.target_windows_64 or conf.options.target_windows_32:
  87         conf.load('winres')
  88
  89     # Save conf.options that we need elsewhere in conf.env
  90     conf.env.DISABLE_GUI = conf.options.disable_gui
  91     conf.env.DISABLE_TESTS = conf.options.disable_tests
  92     conf.env.TARGET_WINDOWS_64 = conf.options.target_windows_64
  93     conf.env.TARGET_WINDOWS_32 = conf.options.target_windows_32
  94     conf.env.TARGET_OSX = sys.platform == 'darwin'
  95     conf.env.TARGET_LINUX = not conf.env.TARGET_WINDOWS_64 and not conf.env.TARGET_WINDOWS_32 and not conf.env.TARGET_OSX
  96     conf.env.VERSION = VERSION
  97     conf.env.DEBUG = conf.options.enable_debug
  98     conf.env.STATIC_DCPOMATIC = conf.options.static_dcpomatic
  99     conf.env.ENABLE_DISK = conf.options.enable_disk
 100     if conf.options.destdir == '':
 101         conf.env.INSTALL_PREFIX = conf.options.prefix
 102     else:
 103         conf.env.INSTALL_PREFIX = conf.options.destdir
 104
 105     # Common CXXFLAGS
 106     conf.env.append_value('CXXFLAGS', ['-D__STDC_CONSTANT_MACROS',
 107                                        '-D__STDC_LIMIT_MACROS',
 108                                        '-D__STDC_FORMAT_MACROS',
 109                                        '-fno-strict-aliasing',
 110                                        '-Wall',
 111                                        '-Wextra',
 112                                        '-Wwrite-strings',
 113                                        '-Wno-error=deprecated',
 114                                        # I tried and failed to ignore these with _Pragma
 115                                        '-Wno-ignored-qualifiers',
 116                                        '-D_FILE_OFFSET_BITS=64',
 117                                        '-std=c++11'])
 118
 119     if conf.options.warnings_are_errors:
 120         conf.env.append_value('CXXFLAGS', '-Werror')
 121
 122     if not conf.options.target_macos_arm64:
 123         conf.env.append_value('CXXFLAGS', '-msse')
 124
 125     if conf.env['CXX_NAME'] == 'gcc':
 126         gcc = conf.env['CC_VERSION']
 127         if int(gcc[0]) >= 8:
 128             # I tried and failed to ignore these with _Pragma
 129             conf.env.append_value('CXXFLAGS', ['-Wno-cast-function-type'])
 130         # Most gccs still give these warnings from boost::optional
 131         conf.env.append_value('CXXFLAGS', ['-Wno-maybe-uninitialized'])
 132         if int(gcc[0]) > 4:
 133             # gcc 4.8.5 on Centos 7 does not have this warning
 134             conf.env.append_value('CXXFLAGS', ['-Wsuggest-override'])
 135
 136     if conf.options.enable_debug:
 137         conf.env.append_value('CXXFLAGS', ['-g', '-DDCPOMATIC_DEBUG', '-fno-omit-frame-pointer'])
 138     else:
 139         conf.env.append_value('CXXFLAGS', '-O2')
 140
 141     if conf.options.enable_disk:
 142         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_DISK')
 143
 144     if conf.options.use_lld:
 145         try:
 146             conf.find_program('ld.lld')
 147             conf.env.append_value('LINKFLAGS', '-fuse-ld=lld')
 148         except conf.errors.ConfigurationError:
 149             pass
 150
 151     conf.env.append_value('INCLUDES', os.path.join(conf.options.cuda_path, 'include'))
 152
 153     #
 154     # Windows/Linux/OS X specific
 155     #
 156
 157     # Windows
 158     if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 159         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_WINDOWS')
 160         conf.env.append_value('CXXFLAGS', '-DWIN32_LEAN_AND_MEAN')
 161         conf.env.append_value('CXXFLAGS', '-DBOOST_USE_WINDOWS_H')
 162         conf.env.append_value('CXXFLAGS', '-DBOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN')
 163         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 164         conf.env.append_value('CXXFLAGS', '-Wcast-align')
 165         wxrc = os.popen('wx-config --rescomp').read().split()[1:]
 166         conf.env.append_value('WINRCFLAGS', wxrc)
 167         if conf.options.enable_debug:
 168             conf.env.append_value('CXXFLAGS', ['-mconsole'])
 169             conf.env.append_value('LINKFLAGS', ['-mconsole'])
 170         conf.check(lib='ws2_32', uselib_store='WINSOCK2', msg="Checking for library winsock2")
 171         conf.check(lib='dbghelp', uselib_store='DBGHELP', msg="Checking for library dbghelp")
 172         conf.check(lib='shlwapi', uselib_store='SHLWAPI', msg="Checking for library shlwapi")
 173         conf.check(lib='mswsock', uselib_store='MSWSOCK', msg="Checking for library mswsock")
 174         conf.check(lib='ole32', uselib_store='OLE32', msg="Checking for library ole32")
 175         conf.check(lib='dsound', uselib_store='DSOUND', msg="Checking for library dsound")
 176         conf.check(lib='winmm', uselib_store='WINMM', msg="Checking for library winmm")
 177         conf.check(lib='ksuser', uselib_store='KSUSER', msg="Checking for library ksuser")
 178         conf.check(lib='setupapi', uselib_store='SETUPAPI', msg="Checking for library setupapi")
 179         conf.check(lib='uuid', uselib_store='UUID', msg="Checking for library uuid")
 180         boost_lib_suffix = '-mt-x32' if conf.options.target_windows_32 else '-mt-x64'
 181         boost_thread = 'boost_thread' + boost_lib_suffix
 182         conf.check_cxx(fragment="""
 183                                #include <boost/locale.hpp>\n
 184                                int main() { std::locale::global (boost::locale::generator().generate ("")); }\n
 185                                """,
 186                                msg='Checking for boost locale library',
 187                                libpath='/usr/local/lib',
 188                                lib=['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 189                                uselib_store='BOOST_LOCALE')
 190
 191     # POSIX
 192     if conf.env.TARGET_LINUX or conf.env.TARGET_OSX:
 193         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_POSIX')
 194         boost_lib_suffix = ''
 195         boost_thread = 'boost_thread'
 196         conf.env.append_value('LINKFLAGS', '-pthread')
 197
 198     # Linux
 199     if conf.env.TARGET_LINUX:
 200         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 201         conf.env.append_value('CXXFLAGS', '-DLINUX_LOCALE_PREFIX="%s/share/locale"' % conf.env['INSTALL_PREFIX'])
 202         conf.env.append_value('CXXFLAGS', '-DLINUX_SHARE_PREFIX="%s/share"' % conf.env['INSTALL_PREFIX'])
 203         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_LINUX')
 204         conf.env.append_value('CXXFLAGS', ['-Wlogical-op', '-Wcast-align'])
 205         conf.check(lib='dl', uselib_store='DL', msg='Checking for library dl')
 206
 207     # OSX
 208     if conf.env.TARGET_OSX:
 209         conf.env.append_value('CXXFLAGS', ['-DDCPOMATIC_OSX', '-DGL_SILENCE_DEPRECATION'])
 210         conf.env.append_value('LINKFLAGS', '-headerpad_max_install_names')
 211
 212     #
 213     # Dependencies.
 214     #
 215
 216     # It should be possible to use check_cfg for both dynamic and static linking, but
 217     # e.g. pkg-config --libs --static foo returns some libraries that should be statically
 218     # linked and others that should be dynamic.  This doesn't work too well with waf
 219     # as it wants them separate.
 220
 221     # libcurl
 222     if conf.options.static_curl:
 223         conf.env.STLIB_CURL = ['curl']
 224         conf.env.LIB_CURL = ['ssh2', 'idn']
 225     else:
 226         conf.check_cfg(package='libcurl', args='--cflags --libs', atleast_version='7.19.1', uselib_store='CURL', mandatory=True)
 227
 228     # libicu
 229     if conf.check_cfg(package='icu-i18n', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 230         if conf.check_cfg(package='icu', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 231             conf.check_cxx(fragment="""
 232                             #include <unicode/ucsdet.h>
 233                             int main(void) {
 234                                 UErrorCode status = U_ZERO_ERROR;
 235                                 UCharsetDetector* detector = ucsdet_open (&status);
 236                                 return 0; }\n
 237                             """,
 238                        mandatory=True,
 239                        msg='Checking for libicu',
 240                        okmsg='yes',
 241                        libpath=['/usr/local/lib', '/usr/lib', '/usr/lib/x86_64-linux-gnu'],
 242                        lib=['icuio', 'icui18n', 'icudata', 'icuuc'],
 243                        uselib_store='ICU')
 244
 245     # libsamplerate
 246     conf.check_cfg(package='samplerate', args='--cflags --libs', uselib_store='SAMPLERATE', mandatory=True)
 247
 248     # glib
 249     conf.check_cfg(package='glib-2.0', args='--cflags --libs', uselib_store='GLIB', mandatory=True)
 250
 251     # libzip
 252     conf.check_cfg(package='libzip', args='--cflags --libs', uselib_store='ZIP', mandatory=True)
 253     conf.check_cxx(fragment="""
 254                             #include <zip.h>
 255                             int main() { zip_source_t* foo; }
 256                             """,
 257                    mandatory=False,
 258                    msg="Checking for zip_source_t",
 259                    uselib="ZIP",
 260                    define_name='DCPOMATIC_HAVE_ZIP_SOURCE_T'
 261                    )
 262
 263     # libbz2; must be explicitly linked on macOS for some reason
 264     conf.check_cxx(fragment="""
 265                             #include <bzlib.h>
 266                             int main() { BZ2_bzCompressInit(0, 0, 0, 0); }
 267                             """,
 268                    mandatory=True,
 269                    msg="Checking for libbz2",
 270                    okmsg='yes',
 271                    lib='bz2',
 272                    uselib_store="BZ2"
 273                    )
 274
 275     # fontconfig
 276     conf.check_cfg(package='fontconfig', args='--cflags --libs', uselib_store='FONTCONFIG', mandatory=True)
 277
 278     # pangomm
 279     conf.check_cfg(package='pangomm-1.4', args='--cflags --libs', uselib_store='PANGOMM', mandatory=True)
 280
 281     # cairomm
 282     conf.check_cfg(package='cairomm-1.0', args='--cflags --libs', uselib_store='CAIROMM', mandatory=True)
 283
 284     # leqm_nrt
 285     conf.check_cfg(package='leqm_nrt', args='--cflags --libs', uselib_store='LEQM_NRT', mandatory=True)
 286
 287     # libcxml
 288     if conf.options.static_cxml:
 289         conf.check_cfg(package='libcxml', atleast_version='0.17.0', args='--cflags', uselib_store='CXML', mandatory=True)
 290         conf.env.STLIB_CXML = ['cxml']
 291     else:
 292         conf.check_cfg(package='libcxml', atleast_version='0.16.0', args='--cflags --libs', uselib_store='CXML', mandatory=True)
 293
 294     # libssh
 295     if conf.options.static_ssh:
 296         conf.env.STLIB_SSH = ['ssh']
 297         if conf.options.workaround_gssapi:
 298             conf.env.LIB_SSH = ['gssapi_krb5']
 299     else:
 300         conf.check_cxx(fragment="""
 301                                #include <libssh/libssh.h>\n
 302                                int main () {\n
 303                                ssh_new ();\n
 304                                return 0;\n
 305                                }
 306                                """,
 307                       msg='Checking for library libssh',
 308                       mandatory=True,
 309                       lib='ssh',
 310                       uselib_store='SSH')
 311
 312     # libdcp
 313     if conf.options.static_dcp:
 314         conf.check_cfg(package='libdcp-1.0', atleast_version=libdcp_version, args='--cflags', uselib_store='DCP', mandatory=True)
 315         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 316         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-carl', 'kumu-carl', 'openjp2']
 317         conf.env.LIB_DCP = ['glibmm-2.4', 'ssl', 'crypto', 'bz2', 'xslt', 'xerces-c']
 318     else:
 319         conf.check_cfg(package='libdcp-1.0', atleast_version=libdcp_version, args='--cflags --libs', uselib_store='DCP', mandatory=True)
 320         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 321
 322     # libsub
 323     if conf.options.static_sub:
 324         conf.check_cfg(package='libsub-1.0', atleast_version=libsub_version, args='--cflags', uselib_store='SUB', mandatory=True)
 325         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 326         conf.env.STLIB_SUB = ['sub-1.0']
 327     else:
 328         conf.check_cfg(package='libsub-1.0', atleast_version=libsub_version, args='--cflags --libs', uselib_store='SUB', mandatory=True)
 329         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 330
 331     # libxml++
 332     if conf.options.static_xmlpp:
 333         conf.env.STLIB_XMLPP = ['xml++-2.6']
 334         conf.env.LIB_XMLPP = ['xml2']
 335     else:
 336         conf.check_cfg(package='libxml++-2.6', args='--cflags --libs', uselib_store='XMLPP', mandatory=True)
 337
 338     # libxmlsec
 339     if conf.options.static_xmlsec:
 340         if conf.check_cxx(lib='xmlsec1-openssl', mandatory=False):
 341             conf.env.STLIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 342         else:
 343             conf.env.STLIB_XMLSEC = ['xmlsec1']
 344     else:
 345         conf.env.LIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 346
 347     # nettle
 348     conf.check_cfg(package="nettle", args='--cflags --libs', uselib_store='NETTLE', mandatory=True)
 349
 350     # libpng
 351     conf.check_cfg(package='libpng', args='--cflags --libs', uselib_store='PNG', mandatory=True)
 352
 353     # libjpeg
 354     conf.check_cxx(fragment="""
 355                             #include <cstddef>
 356                             #include <cstdio>
 357                             #include <jpeglib.h>
 358                             int main() { struct jpeg_compress_struct compress; jpeg_create_compress (&compress); return 0; }
 359                             """,
 360                    msg='Checking for libjpeg',
 361                    libpath='/usr/local/lib',
 362                    lib=['jpeg'],
 363                    uselib_store='JPEG')
 364
 365     # lwext4
 366     if conf.options.enable_disk:
 367         conf.check_cxx(fragment="""
 368                                 #include <lwext4/ext4.h>\n
 369                                 int main() { ext4_mount("ext4_fs", "/mp/", false); }\n
 370                                 """,
 371                                 msg='Checking for lwext4 library',
 372                                 libpath='/usr/local/lib',
 373                                 lib=['lwext4', 'blockdev'],
 374                                 uselib_store='LWEXT4')
 375
 376     if conf.env.TARGET_LINUX and conf.options.enable_disk:
 377         conf.check_cfg(package='polkit-gobject-1', args='--cflags --libs', uselib_store='POLKIT', mandatory=True)
 378
 379     # nanomsg
 380     if conf.options.enable_disk:
 381         if conf.check_cfg(package='nanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=False) is None:
 382             conf.check_cfg(package='libnanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=True)
 383         if conf.env.TARGET_LINUX:
 384             # We link with nanomsg statically on Centos 8 so we need to link this as well
 385             conf.env.LIB_NANOMSG.append('anl')
 386
 387     # FFmpeg
 388     if conf.options.static_ffmpeg:
 389         names = ['avformat', 'avfilter', 'avcodec', 'avutil', 'swscale', 'postproc', 'swresample']
 390         for name in names:
 391             static = subprocess.Popen(shlex.split('pkg-config --static --libs lib%s' % name), stdout=subprocess.PIPE).communicate()[0].decode('utf-8')
 392             libs = []
 393             stlibs = []
 394             include = []
 395             libpath = []
 396             for s in static.split():
 397                 if s.startswith('-L'):
 398                     libpath.append(s[2:])
 399                 elif s.startswith('-I'):
 400                     include.append(s[2:])
 401                 elif s.startswith('-l'):
 402                     if s[2:] not in names:
 403                         libs.append(s[2:])
 404                     else:
 405                         stlibs.append(s[2:])
 406
 407             conf.env['LIB_%s' % name.upper()] = libs
 408             conf.env['STLIB_%s' % name.upper()] = stlibs
 409             conf.env['INCLUDES_%s' % name.upper()] = include
 410             conf.env['LIBPATH_%s' % name.upper()] = libpath
 411     else:
 412         conf.check_cfg(package='libavformat', args='--cflags --libs', uselib_store='AVFORMAT', mandatory=True)
 413         conf.check_cfg(package='libavfilter', args='--cflags --libs', uselib_store='AVFILTER', mandatory=True)
 414         conf.check_cfg(package='libavcodec', args='--cflags --libs', uselib_store='AVCODEC', mandatory=True)
 415         conf.check_cfg(package='libavutil', args='--cflags --libs', uselib_store='AVUTIL', mandatory=True)
 416         conf.check_cfg(package='libswscale', args='--cflags --libs', uselib_store='SWSCALE', mandatory=True)
 417         conf.check_cfg(package='libpostproc', args='--cflags --libs', uselib_store='POSTPROC', mandatory=True)
 418         conf.check_cfg(package='libswresample', args='--cflags --libs', uselib_store='SWRESAMPLE', mandatory=True)
 419
 420     # Check to see if we have our version of FFmpeg that allows us to get at EBUR128 results
 421     conf.check_cxx(fragment="""
 422                             extern "C" {\n
 423                             #include <libavfilter/f_ebur128.h>\n
 424                             }\n
 425                             int main () { av_ebur128_get_true_peaks (0); }\n
 426                             """,
 427                    msg='Checking for EBUR128-patched FFmpeg',
 428                    uselib='AVCODEC AVFILTER',
 429                    define_name='DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG',
 430                    mandatory=False)
 431
 432     # Check to see if we have our AVSubtitleRect has a pict member
 433     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 434     conf.check_cxx(fragment="""
 435                             extern "C" {\n
 436                             #include <libavcodec/avcodec.h>\n
 437                             }\n
 438                             int main () { AVSubtitleRect r; r.pict; }\n
 439                             """,
 440                    msg='Checking for AVSubtitleRect::pict',
 441                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 442                    uselib='AVCODEC',
 443                    define_name='DCPOMATIC_HAVE_AVSUBTITLERECT_PICT',
 444                    mandatory=False)
 445
 446     # Check to see if we have our AVComponentDescriptor has a depth_minus1 member
 447     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 448     conf.check_cxx(fragment="""
 449                             extern "C" {\n
 450                             #include <libavutil/pixdesc.h>\n
 451                             }\n
 452                             int main () { AVComponentDescriptor d; d.depth_minus1; }\n
 453                             """,
 454                    msg='Checking for AVComponentDescriptor::depth_minus1',
 455                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 456                    uselib='AVUTIL',
 457                    define_name='DCPOMATIC_HAVE_AVCOMPONENTDESCRIPTOR_DEPTH_MINUS1',
 458                    mandatory=False)
 459
 460     # See if we have av_register_all and avfilter_register_all
 461     conf.check_cxx(fragment="""
 462                             extern "C" {\n
 463                             #include <libavformat/avformat.h>\n
 464                             #include <libavfilter/avfilter.h>\n
 465                             }\n
 466                             int main () { av_register_all(); avfilter_register_all(); }\n
 467                             """,
 468                    msg='Checking for av_register_all and avfilter_register_all',
 469                    uselib='AVFORMAT AVFILTER',
 470                    define_name='DCPOMATIC_HAVE_AVREGISTER',
 471                    mandatory=False)
 472
 473     # Hack: the previous two check_cxx calls end up copying their (necessary) cxxflags
 474     # to these variables.  We don't want to use these for the actual build, so clean them out.
 475     conf.env['CXXFLAGS_AVCODEC'] = []
 476     conf.env['CXXFLAGS_AVUTIL'] = []
 477
 478     if conf.env.TARGET_LINUX:
 479         conf.env.LIB_X11 = ['X11']
 480
 481     # We support older boosts on Linux so we can use the distribution-provided package
 482     # on Centos 7, but it's good if we can use 1.61 for boost::dll::program_location()
 483     boost_version = ('1.45', '104500') if conf.env.TARGET_LINUX else ('1.61', '106800')
 484
 485     # Boost
 486     if conf.options.static_boost:
 487         conf.env.STLIB_BOOST_THREAD = ['boost_thread']
 488         conf.env.STLIB_BOOST_FILESYSTEM = ['boost_filesystem%s' % boost_lib_suffix]
 489         conf.env.STLIB_BOOST_DATETIME = ['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 490         conf.env.STLIB_BOOST_SIGNALS2 = ['boost_signals2']
 491         conf.env.STLIB_BOOST_SYSTEM = ['boost_system']
 492         conf.env.STLIB_BOOST_REGEX = ['boost_regex']
 493     else:
 494         conf.check_cxx(fragment="""
 495                             #include <boost/version.hpp>\n
 496                             #if BOOST_VERSION < %s\n
 497                             #error boost too old\n
 498                             #endif\n
 499                             int main(void) { return 0; }\n
 500                             """ % boost_version[1],
 501                        mandatory=True,
 502                        msg='Checking for boost library >= %s' % boost_version[0],
 503                        okmsg='yes',
 504                        errmsg='too old\nPlease install boost version %s or higher.' % boost_version[0])
 505
 506         conf.check_cxx(fragment="""
 507                             #include <boost/thread.hpp>\n
 508                             int main() { boost::thread t; }\n
 509                             """,
 510                        msg='Checking for boost threading library',
 511                        libpath='/usr/local/lib',
 512                        lib=[boost_thread, 'boost_system%s' % boost_lib_suffix],
 513                        uselib_store='BOOST_THREAD')
 514
 515         conf.check_cxx(fragment="""
 516                             #include <boost/filesystem.hpp>\n
 517                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 518                             """,
 519                        msg='Checking for boost filesystem library',
 520                        libpath='/usr/local/lib',
 521                        lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 522                        uselib_store='BOOST_FILESYSTEM')
 523
 524         conf.check_cxx(fragment="""
 525                             #include <boost/date_time.hpp>\n
 526                             int main() { boost::gregorian::day_clock::local_day(); }\n
 527                             """,
 528                        msg='Checking for boost datetime library',
 529                        libpath='/usr/local/lib',
 530                        lib=['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 531                        uselib_store='BOOST_DATETIME')
 532
 533         conf.check_cxx(fragment="""
 534                             #include <boost/signals2.hpp>\n
 535                             int main() { boost::signals2::signal<void (int)> x; }\n
 536                             """,
 537                        msg='Checking for boost signals2 library',
 538                        uselib_store='BOOST_SIGNALS2')
 539
 540         conf.check_cxx(fragment="""
 541                             #include <boost/regex.hpp>\n
 542                             int main() { boost::regex re ("foo"); }\n
 543                             """,
 544                        msg='Checking for boost regex library',
 545                        lib=['boost_regex%s' % boost_lib_suffix],
 546                        uselib_store='BOOST_REGEX')
 547
 548         # Really just checking for the header here (there's no associated library) but the test
 549         # program has to link with boost_system so I'm doing it this way.
 550         if conf.options.enable_disk:
 551             deps = ['boost_system%s' % boost_lib_suffix]
 552             if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 553                 deps.append('ws2_32')
 554                 deps.append('boost_filesystem%s' % boost_lib_suffix)
 555             conf.check_cxx(fragment="""
 556                                 #include <boost/process.hpp>\n
 557                                 int main() { new boost::process::child("foo"); }\n
 558                                 """,
 559                            cxxflags='-Wno-unused-parameter',
 560                            msg='Checking for boost process library',
 561                            lib=deps,
 562                            uselib_store='BOOST_PROCESS')
 563
 564     conf.check(header_name='nvjpeg2k.h', mandatory=False)
 565
 566     # Other stuff
 567
 568     conf.find_program('msgfmt', var='MSGFMT')
 569     conf.check(header_name='valgrind/memcheck.h', mandatory=False)
 570
 571     datadir = conf.env.DATADIR
 572     if not datadir:
 573         datadir = os.path.join(conf.env.PREFIX, 'share')
 574
 575     conf.define('LOCALEDIR', os.path.join(datadir, 'locale'))
 576     conf.define('DATADIR', datadir)
 577
 578     conf.recurse('src')
 579     if not conf.env.DISABLE_TESTS:
 580         conf.recurse('test')
 581
 582     Logs.pprint('YELLOW', '')
 583     if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 584         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Windows')
 585     elif conf.env.TARGET_LINUX:
 586         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Linux')
 587     elif conf.env.TARGET_OSX:
 588         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': OS X')
 589
 590     def report(name, variable):
 591         linkage = ''
 592         if variable:
 593             linkage = 'static'
 594         else:
 595             linkage = 'dynamic'
 596         Logs.pprint('YELLOW', '\t%s: %s' % (name.ljust(25), linkage))
 597
 598     report('DCP-o-matic libraries', conf.options.static_dcpomatic)
 599     report('Boost', conf.options.static_boost)
 600     report('wxWidgets', conf.options.static_wxwidgets)
 601     report('FFmpeg', conf.options.static_ffmpeg)
 602     report('libxml++', conf.options.static_xmlpp)
 603     report('xmlsec', conf.options.static_xmlsec)
 604     report('libssh', conf.options.static_ssh)
 605     report('libcxml', conf.options.static_cxml)
 606     report('libdcp', conf.options.static_dcp)
 607     report('libcurl', conf.options.static_curl)
 608
 609     Logs.pprint('YELLOW', '')
 610
 611 def build(bld):
 612     create_version_cc(VERSION, bld.env.CXXFLAGS)
 613
 614     bld.recurse('src')
 615     bld.recurse('graphics')
 616
 617     if not bld.env.DISABLE_TESTS:
 618         bld.recurse('test')
 619     if bld.env.TARGET_WINDOWS_64 or bld.env.TARGET_WINDOWS_32:
 620         bld.recurse('platform/windows')
 621     if bld.env.TARGET_LINUX:
 622         bld.recurse('platform/linux')
 623     if bld.env.TARGET_OSX:
 624         bld.recurse('platform/osx')
 625
 626     if not bld.env.TARGET_WINDOWS_64 and not bld.env.TARGET_WINDOWS_32:
 627         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Regular.ttf')
 628         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Italic.ttf')
 629         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Bold.ttf')
 630
 631     bld.add_post_fun(post)
 632
 633 def git_revision():
 634     if not os.path.exists('.git'):
 635         return None
 636
 637     cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 638     output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 639     if len(output) == 0:
 640         return None
 641     o = output[0].decode('utf-8')
 642     return o.replace("commit ", "")[0:10]
 643
 644 def dist(ctx):
 645     r = git_revision()
 646     if r is not None:
 647         f = open('.git_revision', 'w')
 648         print(r, file=f)
 649         f.close()
 650
 651     ctx.excl = """
 652                TODO core *~ src/wx/*~ src/lib/*~ builds/*~ doc/manual/*~ src/tools/*~ *.pyc .waf* build .git
 653                deps alignment hacks sync *.tar.bz2 *.exe .lock* *build-windows doc/manual/pdf doc/manual/html
 654                GRSYMS GRTAGS GSYMS GTAGS compile_commands.json
 655                """
 656
 657 def create_version_cc(version, cxx_flags):
 658     commit = git_revision()
 659     if commit is None and os.path.exists('.git_revision'):
 660         f = open('.git_revision', 'r')
 661         commit = f.readline().strip()
 662
 663     if commit is None:
 664         commit = 'release'
 665
 666     try:
 667         text =  '#include "version.h"\n'
 668         text += 'char const * dcpomatic_git_commit = \"%s\";\n' % commit
 669         text += 'char const * dcpomatic_version = \"%s\";\n' % version
 670
 671         t = ''
 672         for f in cxx_flags:
 673             f = f.replace('"', '\\"')
 674             t += f + ' '
 675         text += 'char const * dcpomatic_cxx_flags = \"%s\";\n' % t[:-1]
 676
 677         print('Writing version information to src/lib/version.cc')
 678         o = open('src/lib/version.cc', 'w')
 679         o.write(text)
 680         o.close()
 681     except IOError:
 682         print('Could not open src/lib/version.cc for writing\n')
 683         sys.exit(-1)
 684
 685 def post(ctx):
 686     if ctx.cmd == 'install' and ctx.env.TARGET_LINUX:
 687         ctx.exec_command('/sbin/ldconfig')
 688
 689 def pot(bld):
 690     bld.recurse('src')
 691
 692 def pot_merge(bld):
 693     bld.recurse('src')
 694
 695 def supporters(bld):
 696     r = os.system('curl -m 2 -s -f https://dcpomatic.com/supporters.cc > src/wx/supporters.cc')
 697     if (r >> 8) == 0:
 698         r = os.system('curl -s -f https://dcpomatic.com/subscribers.cc > src/wx/subscribers.cc')
 699     if (r >> 8) != 0:
 700         raise Exception("Could not download supporters lists (%d)" % (r >> 8))
 701
 702 def tags(bld):
 703     os.system('etags src/lib/*.cc src/lib/*.h src/wx/*.cc src/wx/*.h src/tools/*.cc')
 704
 705 def cppcheck(bld):
 706     os.system('cppcheck --enable=all --quiet .')