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 = '1.8.73'
  39 libsub_version = '1.6.42'
  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('--enable-grok',       action='store_true', default=False, help='build with support for grok J2K encoder')
  80     opt.add_option('--warnings-are-errors', action='store_true', default=False, help='build with -Werror')
  81     opt.add_option('--wx-config',         help='path to wx-config')
  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     conf.env.ENABLE_GROK = conf.options.enable_grok
 101     if conf.options.destdir == '':
 102         conf.env.INSTALL_PREFIX = conf.options.prefix
 103     else:
 104         conf.env.INSTALL_PREFIX = conf.options.destdir
 105
 106     # Common CXXFLAGS
 107     conf.env.append_value('CXXFLAGS', ['-D__STDC_CONSTANT_MACROS',
 108                                        '-D__STDC_LIMIT_MACROS',
 109                                        '-D__STDC_FORMAT_MACROS',
 110                                        '-fno-strict-aliasing',
 111                                        '-Wall',
 112                                        '-Wextra',
 113                                        '-Wwrite-strings',
 114                                        '-Wno-error=deprecated',
 115                                        # getMessengerLogger() in the grok code triggers these warnings
 116                                        '-Wno-nonnull',
 117                                        # I tried and failed to ignore these with _Pragma
 118                                        '-Wno-ignored-qualifiers',
 119                                        '-D_FILE_OFFSET_BITS=64',
 120                                        '-std=c++11'])
 121
 122     if conf.options.warnings_are_errors:
 123         conf.env.append_value('CXXFLAGS', '-Werror')
 124
 125     if not conf.options.target_macos_arm64:
 126         conf.env.append_value('CXXFLAGS', '-msse')
 127
 128     if conf.env['CXX_NAME'] == 'gcc':
 129         gcc = conf.env['CC_VERSION']
 130         if int(gcc[0]) >= 8:
 131             # I tried and failed to ignore these with _Pragma
 132             conf.env.append_value('CXXFLAGS', ['-Wno-cast-function-type'])
 133         # Most gccs still give these warnings from boost::optional
 134         conf.env.append_value('CXXFLAGS', ['-Wno-maybe-uninitialized'])
 135         if int(gcc[0]) > 4:
 136             # gcc 4.8.5 on Centos 7 does not have this warning
 137             conf.env.append_value('CXXFLAGS', ['-Wsuggest-override'])
 138
 139     if conf.options.enable_debug:
 140         conf.env.append_value('CXXFLAGS', ['-g', '-DDCPOMATIC_DEBUG', '-fno-omit-frame-pointer'])
 141     else:
 142         conf.env.append_value('CXXFLAGS', '-O2')
 143
 144     if conf.options.enable_disk:
 145         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_DISK')
 146
 147     if conf.options.enable_grok:
 148         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_GROK')
 149
 150     if conf.options.use_lld:
 151         try:
 152             conf.find_program('ld.lld')
 153             conf.env.append_value('LINKFLAGS', '-fuse-ld=lld')
 154         except conf.errors.ConfigurationError:
 155             pass
 156
 157     #
 158     # Windows/Linux/OS X specific
 159     #
 160
 161     # Windows
 162     if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 163         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_WINDOWS')
 164         conf.env.append_value('CXXFLAGS', '-DWIN32_LEAN_AND_MEAN')
 165         conf.env.append_value('CXXFLAGS', '-DBOOST_USE_WINDOWS_H')
 166         conf.env.append_value('CXXFLAGS', '-DBOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN')
 167         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 168         conf.env.append_value('CXXFLAGS', '-Wcast-align')
 169         wxrc = os.popen('wx-config --rescomp').read().split()[1:]
 170         conf.env.append_value('WINRCFLAGS', wxrc)
 171         if conf.options.enable_debug:
 172             conf.env.append_value('CXXFLAGS', ['-mconsole'])
 173             conf.env.append_value('LINKFLAGS', ['-mconsole'])
 174         conf.check(lib='ws2_32', uselib_store='WINSOCK2', msg="Checking for library winsock2")
 175         conf.check(lib='dbghelp', uselib_store='DBGHELP', msg="Checking for library dbghelp")
 176         conf.check(lib='shlwapi', uselib_store='SHLWAPI', msg="Checking for library shlwapi")
 177         conf.check(lib='mswsock', uselib_store='MSWSOCK', msg="Checking for library mswsock")
 178         conf.check(lib='ole32', uselib_store='OLE32', msg="Checking for library ole32")
 179         conf.check(lib='dsound', uselib_store='DSOUND', msg="Checking for library dsound")
 180         conf.check(lib='winmm', uselib_store='WINMM', msg="Checking for library winmm")
 181         conf.check(lib='ksuser', uselib_store='KSUSER', msg="Checking for library ksuser")
 182         conf.check(lib='setupapi', uselib_store='SETUPAPI', msg="Checking for library setupapi")
 183         conf.check(lib='uuid', uselib_store='UUID', msg="Checking for library uuid")
 184         boost_lib_suffix = '-mt-x32' if conf.options.target_windows_32 else '-mt-x64'
 185         boost_thread = 'boost_thread' + boost_lib_suffix
 186         conf.check_cxx(fragment="""
 187                                #include <boost/locale.hpp>\n
 188                                int main() { std::locale::global (boost::locale::generator().generate ("")); }\n
 189                                """,
 190                                msg='Checking for boost locale library',
 191                                libpath='/usr/local/lib',
 192                                lib=['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 193                                uselib_store='BOOST_LOCALE')
 194
 195     # POSIX
 196     if conf.env.TARGET_LINUX or conf.env.TARGET_OSX:
 197         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_POSIX')
 198         boost_lib_suffix = ''
 199         boost_thread = 'boost_thread'
 200         conf.env.append_value('LINKFLAGS', '-pthread')
 201
 202     # Linux
 203     if conf.env.TARGET_LINUX:
 204         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 205         conf.env.append_value('CXXFLAGS', '-DLINUX_LOCALE_PREFIX="%s/share/locale"' % conf.env['INSTALL_PREFIX'])
 206         conf.env.append_value('CXXFLAGS', '-DLINUX_SHARE_PREFIX="%s/share"' % conf.env['INSTALL_PREFIX'])
 207         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_LINUX')
 208         conf.env.append_value('CXXFLAGS', ['-Wlogical-op', '-Wcast-align'])
 209         conf.check(lib='dl', uselib_store='DL', msg='Checking for library dl')
 210
 211     # OSX
 212     if conf.env.TARGET_OSX:
 213         conf.env.append_value('CXXFLAGS', ['-DDCPOMATIC_OSX', '-DGL_SILENCE_DEPRECATION'])
 214         conf.env.append_value('LINKFLAGS', '-headerpad_max_install_names')
 215
 216     #
 217     # Dependencies.
 218     #
 219
 220     # It should be possible to use check_cfg for both dynamic and static linking, but
 221     # e.g. pkg-config --libs --static foo returns some libraries that should be statically
 222     # linked and others that should be dynamic.  This doesn't work too well with waf
 223     # as it wants them separate.
 224
 225     # libcurl
 226     if conf.options.static_curl:
 227         conf.env.STLIB_CURL = ['curl']
 228         conf.env.LIB_CURL = ['ssh2', 'idn']
 229     else:
 230         conf.check_cfg(package='libcurl', args='libcurl >= 7.19.1 --cflags --libs', uselib_store='CURL', mandatory=True)
 231
 232     # libicu
 233     if conf.check_cfg(package='icu-i18n', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 234         if conf.check_cfg(package='icu', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 235             conf.check_cxx(fragment="""
 236                             #include <unicode/ucsdet.h>
 237                             int main(void) {
 238                                 UErrorCode status = U_ZERO_ERROR;
 239                                 UCharsetDetector* detector = ucsdet_open (&status);
 240                                 return 0; }\n
 241                             """,
 242                        mandatory=True,
 243                        msg='Checking for libicu',
 244                        okmsg='yes',
 245                        libpath=['/usr/local/lib', '/usr/lib', '/usr/lib/x86_64-linux-gnu'],
 246                        lib=['icuio', 'icui18n', 'icudata', 'icuuc'],
 247                        uselib_store='ICU')
 248
 249     # libsamplerate
 250     conf.check_cfg(package='samplerate', args='--cflags --libs', uselib_store='SAMPLERATE', mandatory=True)
 251
 252     # glib
 253     conf.check_cfg(package='glib-2.0', args='--cflags --libs', uselib_store='GLIB', mandatory=True)
 254
 255     # libzip
 256     conf.check_cfg(package='libzip', args='--cflags --libs', uselib_store='ZIP', mandatory=True)
 257     conf.check_cxx(fragment="""
 258                             #include <zip.h>
 259                             int main() { zip_source_t* foo; }
 260                             """,
 261                    mandatory=False,
 262                    msg="Checking for zip_source_t",
 263                    uselib="ZIP",
 264                    define_name='DCPOMATIC_HAVE_ZIP_SOURCE_T'
 265                    )
 266
 267     # libbz2; must be explicitly linked on macOS for some reason
 268     conf.check_cxx(fragment="""
 269                             #include <bzlib.h>
 270                             int main() { BZ2_bzCompressInit(0, 0, 0, 0); }
 271                             """,
 272                    mandatory=True,
 273                    msg="Checking for libbz2",
 274                    okmsg='yes',
 275                    lib='bz2',
 276                    uselib_store="BZ2"
 277                    )
 278
 279     # fontconfig
 280     conf.check_cfg(package='fontconfig', args='--cflags --libs', uselib_store='FONTCONFIG', mandatory=True)
 281
 282     # pangomm
 283     conf.check_cfg(package='pangomm-1.4', args='--cflags --libs', uselib_store='PANGOMM', mandatory=True)
 284
 285     # cairomm
 286     conf.check_cfg(package='cairomm-1.0', args='--cflags --libs', uselib_store='CAIROMM', mandatory=True)
 287
 288     # leqm_nrt
 289     conf.check_cfg(package='leqm_nrt', args='--cflags --libs', uselib_store='LEQM_NRT', mandatory=True)
 290
 291     # libcxml
 292     if conf.options.static_cxml:
 293         conf.check_cfg(package='libcxml', args='libcxml >= 0.17.0 --cflags', uselib_store='CXML', mandatory=True)
 294         conf.env.STLIB_CXML = ['cxml']
 295     else:
 296         conf.check_cfg(package='libcxml', args='libcxml >= 0.16.0 --cflags --libs', uselib_store='CXML', mandatory=True)
 297
 298     # libssh
 299     if conf.options.static_ssh:
 300         conf.env.STLIB_SSH = ['ssh']
 301         if conf.options.workaround_gssapi:
 302             conf.env.LIB_SSH = ['gssapi_krb5']
 303     else:
 304         conf.check_cxx(fragment="""
 305                                #include <libssh/libssh.h>\n
 306                                int main () {\n
 307                                ssh_new ();\n
 308                                return 0;\n
 309                                }
 310                                """,
 311                       msg='Checking for library libssh',
 312                       mandatory=True,
 313                       lib='ssh',
 314                       uselib_store='SSH')
 315
 316     # libdcp
 317     if conf.options.static_dcp:
 318         conf.check_cfg(package='libdcp-1.0', args='libdcp-1.0 >= %s --cflags' % libdcp_version, uselib_store='DCP', mandatory=True)
 319         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 320         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-carl', 'kumu-carl', 'openjp2']
 321         conf.env.LIB_DCP = ['glibmm-2.4', 'ssl', 'crypto', 'bz2', 'xslt', 'xerces-c']
 322     else:
 323         conf.check_cfg(package='libdcp-1.0', args='libdcp-1.0 >= %s --cflags --libs' % libdcp_version, uselib_store='DCP', mandatory=True)
 324         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 325
 326     # libsub
 327     if conf.options.static_sub:
 328         conf.check_cfg(package='libsub-1.0', args='libsub-1.0 >= %s --cflags' % libsub_version, uselib_store='SUB', mandatory=True)
 329         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 330         conf.env.STLIB_SUB = ['sub-1.0']
 331     else:
 332         conf.check_cfg(package='libsub-1.0', args='libsub-1.0 >= %s --cflags --libs' % libsub_version, uselib_store='SUB', mandatory=True)
 333         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 334
 335     # libxml++
 336     if conf.options.static_xmlpp:
 337         conf.env.STLIB_XMLPP = ['xml++-2.6']
 338         conf.env.LIB_XMLPP = ['xml2']
 339     else:
 340         conf.check_cfg(package='libxml++-2.6', args='--cflags --libs', uselib_store='XMLPP', mandatory=True)
 341
 342     # libxmlsec
 343     if conf.options.static_xmlsec:
 344         if conf.check_cxx(lib='xmlsec1-openssl', mandatory=False):
 345             conf.env.STLIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 346         else:
 347             conf.env.STLIB_XMLSEC = ['xmlsec1']
 348     else:
 349         conf.env.LIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 350
 351     # nettle
 352     conf.check_cfg(package="nettle", args='--cflags --libs', uselib_store='NETTLE', mandatory=True)
 353
 354     # libpng
 355     conf.check_cfg(package='libpng', args='--cflags --libs', uselib_store='PNG', mandatory=True)
 356
 357     # libjpeg
 358     conf.check_cxx(fragment="""
 359                             #include <cstddef>
 360                             #include <cstdio>
 361                             #include <jpeglib.h>
 362                             int main() { struct jpeg_compress_struct compress; jpeg_create_compress (&compress); return 0; }
 363                             """,
 364                    msg='Checking for libjpeg',
 365                    libpath='/usr/local/lib',
 366                    lib=['jpeg'],
 367                    uselib_store='JPEG')
 368
 369     # lwext4
 370     if conf.options.enable_disk:
 371         conf.check_cxx(fragment="""
 372                                 #include <lwext4/ext4.h>\n
 373                                 int main() { ext4_mount("ext4_fs", "/mp/", false); }\n
 374                                 """,
 375                                 msg='Checking for lwext4 library',
 376                                 libpath='/usr/local/lib',
 377                                 lib=['lwext4', 'blockdev'],
 378                                 uselib_store='LWEXT4')
 379
 380     if conf.env.TARGET_LINUX and conf.options.enable_disk:
 381         conf.check_cfg(package='polkit-gobject-1', args='--cflags --libs', uselib_store='POLKIT', mandatory=True)
 382
 383     # nanomsg
 384     if conf.options.enable_disk:
 385         if conf.check_cfg(package='nanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=False) is None:
 386             conf.check_cfg(package='libnanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=True)
 387         if conf.env.TARGET_LINUX:
 388             # We link with nanomsg statically on Centos 8 so we need to link this as well
 389             conf.env.LIB_NANOMSG.append('anl')
 390
 391     # FFmpeg
 392     if conf.options.static_ffmpeg:
 393         names = ['avformat', 'avfilter', 'avcodec', 'avutil', 'swscale', 'postproc', 'swresample']
 394         for name in names:
 395             static = subprocess.Popen(shlex.split('pkg-config --static --libs lib%s' % name), stdout=subprocess.PIPE).communicate()[0].decode('utf-8')
 396             libs = []
 397             stlibs = []
 398             include = []
 399             libpath = []
 400             for s in static.split():
 401                 if s.startswith('-L'):
 402                     libpath.append(s[2:])
 403                 elif s.startswith('-I'):
 404                     include.append(s[2:])
 405                 elif s.startswith('-l'):
 406                     if s[2:] not in names:
 407                         libs.append(s[2:])
 408                     else:
 409                         stlibs.append(s[2:])
 410
 411             conf.env['LIB_%s' % name.upper()] = libs
 412             conf.env['STLIB_%s' % name.upper()] = stlibs
 413             conf.env['INCLUDES_%s' % name.upper()] = include
 414             conf.env['LIBPATH_%s' % name.upper()] = libpath
 415     else:
 416         conf.check_cfg(package='libavformat', args='--cflags --libs', uselib_store='AVFORMAT', mandatory=True)
 417         conf.check_cfg(package='libavfilter', args='--cflags --libs', uselib_store='AVFILTER', mandatory=True)
 418         conf.check_cfg(package='libavcodec', args='--cflags --libs', uselib_store='AVCODEC', mandatory=True)
 419         conf.check_cfg(package='libavutil', args='--cflags --libs', uselib_store='AVUTIL', mandatory=True)
 420         conf.check_cfg(package='libswscale', args='--cflags --libs', uselib_store='SWSCALE', mandatory=True)
 421         conf.check_cfg(package='libpostproc', args='--cflags --libs', uselib_store='POSTPROC', mandatory=True)
 422         conf.check_cfg(package='libswresample', args='--cflags --libs', uselib_store='SWRESAMPLE', mandatory=True)
 423
 424     # Check to see if we have our version of FFmpeg that allows us to get at EBUR128 results
 425     conf.check_cxx(fragment="""
 426                             extern "C" {\n
 427                             #include <libavfilter/f_ebur128.h>\n
 428                             }\n
 429                             int main () { av_ebur128_get_true_peaks (0); }\n
 430                             """,
 431                    msg='Checking for EBUR128-patched FFmpeg',
 432                    uselib='AVCODEC AVFILTER AVUTIL SWRESAMPLE',
 433                    define_name='DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG',
 434                    mandatory=False)
 435
 436     # Check to see if we have our AVSubtitleRect has a pict member
 437     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 438     conf.check_cxx(fragment="""
 439                             extern "C" {\n
 440                             #include <libavcodec/avcodec.h>\n
 441                             }\n
 442                             int main () { AVSubtitleRect r; r.pict; }\n
 443                             """,
 444                    msg='Checking for AVSubtitleRect::pict',
 445                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 446                    uselib='AVCODEC',
 447                    define_name='DCPOMATIC_HAVE_AVSUBTITLERECT_PICT',
 448                    mandatory=False)
 449
 450     # Check to see if we have our AVComponentDescriptor has a depth_minus1 member
 451     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 452     conf.check_cxx(fragment="""
 453                             extern "C" {\n
 454                             #include <libavutil/pixdesc.h>\n
 455                             }\n
 456                             int main () { AVComponentDescriptor d; d.depth_minus1; }\n
 457                             """,
 458                    msg='Checking for AVComponentDescriptor::depth_minus1',
 459                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 460                    uselib='AVUTIL',
 461                    define_name='DCPOMATIC_HAVE_AVCOMPONENTDESCRIPTOR_DEPTH_MINUS1',
 462                    mandatory=False)
 463
 464     # See if we have av_register_all and avfilter_register_all
 465     conf.check_cxx(fragment="""
 466                             extern "C" {\n
 467                             #include <libavformat/avformat.h>\n
 468                             #include <libavfilter/avfilter.h>\n
 469                             }\n
 470                             int main () { av_register_all(); avfilter_register_all(); }\n
 471                             """,
 472                    msg='Checking for av_register_all and avfilter_register_all',
 473                    uselib='AVFORMAT AVFILTER',
 474                    define_name='DCPOMATIC_HAVE_AVREGISTER',
 475                    mandatory=False)
 476
 477     # Hack: the previous two check_cxx calls end up copying their (necessary) cxxflags
 478     # to these variables.  We don't want to use these for the actual build, so clean them out.
 479     conf.env['CXXFLAGS_AVCODEC'] = []
 480     conf.env['CXXFLAGS_AVUTIL'] = []
 481
 482     if conf.env.TARGET_LINUX:
 483         conf.env.LIB_X11 = ['X11']
 484
 485     # We support older boosts on Linux so we can use the distribution-provided package
 486     # on Centos 7, but it's good if we can use 1.61 for boost::dll::program_location()
 487     boost_version = ('1.45', '104500') if conf.env.TARGET_LINUX else ('1.61', '106800')
 488
 489     # Boost
 490     if conf.options.static_boost:
 491         conf.env.STLIB_BOOST_THREAD = ['boost_thread']
 492         conf.env.STLIB_BOOST_FILESYSTEM = ['boost_filesystem%s' % boost_lib_suffix]
 493         conf.env.STLIB_BOOST_DATETIME = ['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 494         conf.env.STLIB_BOOST_SIGNALS2 = ['boost_signals2']
 495         conf.env.STLIB_BOOST_SYSTEM = ['boost_system']
 496         conf.env.STLIB_BOOST_REGEX = ['boost_regex']
 497     else:
 498         conf.check_cxx(fragment="""
 499                             #include <boost/version.hpp>\n
 500                             #if BOOST_VERSION < %s\n
 501                             #error boost too old\n
 502                             #endif\n
 503                             int main(void) { return 0; }\n
 504                             """ % boost_version[1],
 505                        mandatory=True,
 506                        msg='Checking for boost library >= %s' % boost_version[0],
 507                        okmsg='yes',
 508                        errmsg='too old\nPlease install boost version %s or higher.' % boost_version[0])
 509
 510         conf.check_cxx(fragment="""
 511                             #include <boost/thread.hpp>\n
 512                             int main() { boost::thread t; }\n
 513                             """,
 514                        msg='Checking for boost threading library',
 515                        libpath='/usr/local/lib',
 516                        lib=[boost_thread, 'boost_system%s' % boost_lib_suffix],
 517                        uselib_store='BOOST_THREAD')
 518
 519         conf.check_cxx(fragment="""
 520                             #include <boost/filesystem.hpp>\n
 521                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 522                             """,
 523                        msg='Checking for boost filesystem library',
 524                        libpath='/usr/local/lib',
 525                        lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 526                        uselib_store='BOOST_FILESYSTEM')
 527
 528         conf.check_cxx(fragment="""
 529                             #include <boost/date_time.hpp>\n
 530                             int main() { boost::gregorian::day_clock::local_day(); }\n
 531                             """,
 532                        msg='Checking for boost datetime library',
 533                        libpath='/usr/local/lib',
 534                        lib=['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 535                        uselib_store='BOOST_DATETIME')
 536
 537         conf.check_cxx(fragment="""
 538                             #include <boost/signals2.hpp>\n
 539                             int main() { boost::signals2::signal<void (int)> x; }\n
 540                             """,
 541                        msg='Checking for boost signals2 library',
 542                        uselib_store='BOOST_SIGNALS2')
 543
 544         conf.check_cxx(fragment="""
 545                             #include <boost/regex.hpp>\n
 546                             int main() { boost::regex re ("foo"); }\n
 547                             """,
 548                        msg='Checking for boost regex library',
 549                        lib=['boost_regex%s' % boost_lib_suffix],
 550                        uselib_store='BOOST_REGEX')
 551
 552         # Really just checking for the header here (there's no associated library) but the test
 553         # program has to link with boost_system so I'm doing it this way.
 554         if conf.options.enable_disk:
 555             deps = ['boost_system%s' % boost_lib_suffix]
 556             if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 557                 deps.append('ws2_32')
 558                 deps.append('boost_filesystem%s' % boost_lib_suffix)
 559             conf.check_cxx(fragment="""
 560                                 #include <boost/process.hpp>\n
 561                                 int main() { new boost::process::child("foo"); }\n
 562                                 """,
 563                            cxxflags='-Wno-unused-parameter',
 564                            msg='Checking for boost process library',
 565                            lib=deps,
 566                            uselib_store='BOOST_PROCESS')
 567
 568     # Other stuff
 569
 570     conf.find_program('msgfmt', var='MSGFMT')
 571     conf.check(header_name='valgrind/memcheck.h', mandatory=False)
 572
 573     datadir = conf.env.DATADIR
 574     if not datadir:
 575         datadir = os.path.join(conf.env.PREFIX, 'share')
 576
 577     conf.define('LOCALEDIR', os.path.join(datadir, 'locale'))
 578     conf.define('DATADIR', datadir)
 579
 580     conf.recurse('src')
 581     if not conf.env.DISABLE_TESTS:
 582         conf.recurse('test')
 583
 584     Logs.pprint('YELLOW', '')
 585     if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 586         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Windows')
 587     elif conf.env.TARGET_LINUX:
 588         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Linux')
 589     elif conf.env.TARGET_OSX:
 590         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': OS X')
 591
 592     def report(name, variable):
 593         linkage = ''
 594         if variable:
 595             linkage = 'static'
 596         else:
 597             linkage = 'dynamic'
 598         Logs.pprint('YELLOW', '\t%s: %s' % (name.ljust(25), linkage))
 599
 600     report('DCP-o-matic libraries', conf.options.static_dcpomatic)
 601     report('Boost', conf.options.static_boost)
 602     report('wxWidgets', conf.options.static_wxwidgets)
 603     report('FFmpeg', conf.options.static_ffmpeg)
 604     report('libxml++', conf.options.static_xmlpp)
 605     report('xmlsec', conf.options.static_xmlsec)
 606     report('libssh', conf.options.static_ssh)
 607     report('libcxml', conf.options.static_cxml)
 608     report('libdcp', conf.options.static_dcp)
 609     report('libcurl', conf.options.static_curl)
 610
 611     Logs.pprint('YELLOW', '')
 612
 613 def build(bld):
 614     create_version_cc(VERSION, bld.env.CXXFLAGS)
 615
 616     bld.recurse('src')
 617     bld.recurse('graphics')
 618
 619     if not bld.env.DISABLE_TESTS:
 620         bld.recurse('test')
 621     if bld.env.TARGET_WINDOWS_64 or bld.env.TARGET_WINDOWS_32:
 622         bld.recurse('platform/windows')
 623     if bld.env.TARGET_LINUX:
 624         bld.recurse('platform/linux')
 625     if bld.env.TARGET_OSX:
 626         bld.recurse('platform/osx')
 627
 628     if not bld.env.TARGET_WINDOWS_64 and not bld.env.TARGET_WINDOWS_32:
 629         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Regular.ttf')
 630         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Italic.ttf')
 631         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Bold.ttf')
 632
 633     bld.add_post_fun(post)
 634
 635 def git_revision():
 636     if not os.path.exists('.git'):
 637         return None
 638
 639     cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 640     output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 641     if len(output) == 0:
 642         return None
 643     o = output[0].decode('utf-8')
 644     return o.replace("commit ", "")[0:10]
 645
 646 def dist(ctx):
 647     r = git_revision()
 648     if r is not None:
 649         f = open('.git_revision', 'w')
 650         print(r, file=f)
 651         f.close()
 652
 653     ctx.excl = """
 654                TODO core *~ src/wx/*~ src/lib/*~ builds/*~ doc/manual/*~ src/tools/*~ *.pyc .waf* build .git
 655                deps alignment hacks sync *.tar.bz2 *.exe .lock* *build-windows doc/manual/pdf doc/manual/html
 656                GRSYMS GRTAGS GSYMS GTAGS compile_commands.json
 657                """
 658
 659 def create_version_cc(version, cxx_flags):
 660     commit = git_revision()
 661     if commit is None and os.path.exists('.git_revision'):
 662         f = open('.git_revision', 'r')
 663         commit = f.readline().strip()
 664
 665     if commit is None:
 666         commit = 'release'
 667
 668     try:
 669         text =  '#include "version.h"\n'
 670         text += 'char const * dcpomatic_git_commit = \"%s\";\n' % commit
 671         text += 'char const * dcpomatic_version = \"%s\";\n' % version
 672
 673         t = ''
 674         for f in cxx_flags:
 675             f = f.replace('"', '\\"')
 676             t += f + ' '
 677         text += 'char const * dcpomatic_cxx_flags = \"%s\";\n' % t[:-1]
 678
 679         print('Writing version information to src/lib/version.cc')
 680         o = open('src/lib/version.cc', 'w')
 681         o.write(text)
 682         o.close()
 683     except IOError:
 684         print('Could not open src/lib/version.cc for writing\n')
 685         sys.exit(-1)
 686
 687 def post(ctx):
 688     if ctx.cmd == 'install' and ctx.env.TARGET_LINUX:
 689         ctx.exec_command('/sbin/ldconfig')
 690         exe = os.path.join(ctx.env['INSTALL_PREFIX'], 'bin/dcpomatic2_disk_writer')
 691         if os.path.exists(exe):
 692             os.system('setcap "cap_dac_override+ep cap_sys_admin+ep" %s' % exe)
 693
 694 def pot(bld):
 695     bld.recurse('src')
 696
 697 def pot_merge(bld):
 698     bld.recurse('src')
 699
 700 def supporters(bld):
 701     r = os.system('curl -m 2 -s -f https://dcpomatic.com/supporters.cc > src/wx/supporters.cc')
 702     if (r >> 8) == 0:
 703         r = os.system('curl -s -f https://dcpomatic.com/subscribers.cc > src/wx/subscribers.cc')
 704     if (r >> 8) != 0:
 705         raise Exception("Could not download supporters lists (%d)" % (r >> 8))
 706
 707 def tags(bld):
 708     os.system('etags src/lib/*.cc src/lib/*.h src/wx/*.cc src/wx/*.h src/tools/*.cc')
 709
 710 def cppcheck(bld):
 711     os.system('cppcheck --enable=all --quiet .')