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
  82 def configure(conf):
  83     conf.load('compiler_cxx')
  84     conf.load('clang_compilation_database', tooldir=['waf-tools'])
  85     if conf.options.target_windows_64 or conf.options.target_windows_32:
  86         conf.load('winres')
  87
  88     # Save conf.options that we need elsewhere in conf.env
  89     conf.env.DISABLE_GUI = conf.options.disable_gui
  90     conf.env.DISABLE_TESTS = conf.options.disable_tests
  91     conf.env.TARGET_WINDOWS_64 = conf.options.target_windows_64
  92     conf.env.TARGET_WINDOWS_32 = conf.options.target_windows_32
  93     conf.env.TARGET_OSX = sys.platform == 'darwin'
  94     conf.env.TARGET_LINUX = not conf.env.TARGET_WINDOWS_64 and not conf.env.TARGET_WINDOWS_32 and not conf.env.TARGET_OSX
  95     conf.env.VERSION = VERSION
  96     conf.env.DEBUG = conf.options.enable_debug
  97     conf.env.STATIC_DCPOMATIC = conf.options.static_dcpomatic
  98     conf.env.ENABLE_DISK = conf.options.enable_disk
  99     if conf.options.destdir == '':
 100         conf.env.INSTALL_PREFIX = conf.options.prefix
 101     else:
 102         conf.env.INSTALL_PREFIX = conf.options.destdir
 103
 104     # Common CXXFLAGS
 105     conf.env.append_value('CXXFLAGS', ['-D__STDC_CONSTANT_MACROS',
 106                                        '-D__STDC_LIMIT_MACROS',
 107                                        '-D__STDC_FORMAT_MACROS',
 108                                        '-fno-strict-aliasing',
 109                                        '-Wall',
 110                                        '-Wextra',
 111                                        '-Wwrite-strings',
 112                                        '-Wno-error=deprecated',
 113                                        # I tried and failed to ignore these with _Pragma
 114                                        '-Wno-ignored-qualifiers',
 115                                        '-D_FILE_OFFSET_BITS=64',
 116                                        '-std=c++11'])
 117
 118     if conf.options.warnings_are_errors:
 119         conf.env.append_value('CXXFLAGS', '-Werror')
 120
 121     if not conf.options.target_macos_arm64:
 122         conf.env.append_value('CXXFLAGS', '-msse')
 123
 124     if conf.env['CXX_NAME'] == 'gcc':
 125         gcc = conf.env['CC_VERSION']
 126         if int(gcc[0]) >= 8:
 127             # I tried and failed to ignore these with _Pragma
 128             conf.env.append_value('CXXFLAGS', ['-Wno-cast-function-type'])
 129         if int(gcc[0]) >= 9:
 130             # I can't get #pragma GCC diagnostic ignored "-Wsuggest-override" to work on older GCCs,
 131             # so only enable this if we're on a newer one
 132             conf.env.append_value('CXXFLAGS', '-Wsuggest-override')
 133         have_c11 = int(gcc[0]) >= 4 and int(gcc[1]) >= 8 and int(gcc[2]) >= 1
 134         # Most gccs still give these warnings from boost::optional
 135         conf.env.append_value('CXXFLAGS', ['-Wno-maybe-uninitialized'])
 136     else:
 137         have_c11 = False
 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.use_lld:
 148         try:
 149             conf.find_program('ld.lld')
 150             conf.env.append_value('LINKFLAGS', '-fuse-ld=lld')
 151         except conf.errors.ConfigurationError:
 152             pass
 153
 154     #
 155     # Windows/Linux/OS X specific
 156     #
 157
 158     # Windows
 159     if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 160         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_WINDOWS')
 161         conf.env.append_value('CXXFLAGS', '-DWIN32_LEAN_AND_MEAN')
 162         conf.env.append_value('CXXFLAGS', '-DBOOST_USE_WINDOWS_H')
 163         conf.env.append_value('CXXFLAGS', '-DBOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN')
 164         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 165         conf.env.append_value('CXXFLAGS', '-Wcast-align')
 166         wxrc = os.popen('wx-config --rescomp').read().split()[1:]
 167         conf.env.append_value('WINRCFLAGS', wxrc)
 168         if conf.options.enable_debug:
 169             conf.env.append_value('CXXFLAGS', ['-mconsole'])
 170             conf.env.append_value('LINKFLAGS', ['-mconsole'])
 171         conf.check(lib='ws2_32', uselib_store='WINSOCK2', msg="Checking for library winsock2")
 172         conf.check(lib='dbghelp', uselib_store='DBGHELP', msg="Checking for library dbghelp")
 173         conf.check(lib='shlwapi', uselib_store='SHLWAPI', msg="Checking for library shlwapi")
 174         conf.check(lib='mswsock', uselib_store='MSWSOCK', msg="Checking for library mswsock")
 175         conf.check(lib='ole32', uselib_store='OLE32', msg="Checking for library ole32")
 176         conf.check(lib='dsound', uselib_store='DSOUND', msg="Checking for library dsound")
 177         conf.check(lib='winmm', uselib_store='WINMM', msg="Checking for library winmm")
 178         conf.check(lib='ksuser', uselib_store='KSUSER', msg="Checking for library ksuser")
 179         conf.check(lib='setupapi', uselib_store='SETUPAPI', msg="Checking for library setupapi")
 180         conf.check(lib='uuid', uselib_store='UUID', msg="Checking for library uuid")
 181         boost_lib_suffix = '-mt-x32' if conf.options.target_windows_32 else '-mt-x64'
 182         boost_thread = 'boost_thread' + boost_lib_suffix
 183         conf.check_cxx(fragment="""
 184                                #include <boost/locale.hpp>\n
 185                                int main() { std::locale::global (boost::locale::generator().generate ("")); }\n
 186                                """,
 187                                msg='Checking for boost locale library',
 188                                libpath='/usr/local/lib',
 189                                lib=['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 190                                uselib_store='BOOST_LOCALE')
 191
 192     # POSIX
 193     if conf.env.TARGET_LINUX or conf.env.TARGET_OSX:
 194         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_POSIX')
 195         boost_lib_suffix = ''
 196         boost_thread = 'boost_thread'
 197         conf.env.append_value('LINKFLAGS', '-pthread')
 198
 199     # Linux
 200     if conf.env.TARGET_LINUX:
 201         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 202         conf.env.append_value('CXXFLAGS', '-DLINUX_LOCALE_PREFIX="%s/share/locale"' % conf.env['INSTALL_PREFIX'])
 203         conf.env.append_value('CXXFLAGS', '-DLINUX_SHARE_PREFIX="%s/share"' % conf.env['INSTALL_PREFIX'])
 204         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_LINUX')
 205         conf.env.append_value('CXXFLAGS', ['-Wlogical-op', '-Wcast-align'])
 206         conf.check(lib='dl', uselib_store='DL', msg='Checking for library dl')
 207
 208     # OSX
 209     if conf.env.TARGET_OSX:
 210         conf.env.append_value('CXXFLAGS', ['-DDCPOMATIC_OSX', '-DGL_SILENCE_DEPRECATION'])
 211         conf.env.append_value('LINKFLAGS', '-headerpad_max_install_names')
 212
 213     #
 214     # Dependencies.
 215     #
 216
 217     # It should be possible to use check_cfg for both dynamic and static linking, but
 218     # e.g. pkg-config --libs --static foo returns some libraries that should be statically
 219     # linked and others that should be dynamic.  This doesn't work too well with waf
 220     # as it wants them separate.
 221
 222     # libcurl
 223     if conf.options.static_curl:
 224         conf.env.STLIB_CURL = ['curl']
 225         conf.env.LIB_CURL = ['ssh2', 'idn']
 226     else:
 227         conf.check_cfg(package='libcurl', args='--cflags --libs', atleast_version='7.19.1', uselib_store='CURL', mandatory=True)
 228
 229     # libicu
 230     if conf.check_cfg(package='icu-i18n', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 231         if conf.check_cfg(package='icu', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 232             conf.check_cxx(fragment="""
 233                             #include <unicode/ucsdet.h>
 234                             int main(void) {
 235                                 UErrorCode status = U_ZERO_ERROR;
 236                                 UCharsetDetector* detector = ucsdet_open (&status);
 237                                 return 0; }\n
 238                             """,
 239                        mandatory=True,
 240                        msg='Checking for libicu',
 241                        okmsg='yes',
 242                        libpath=['/usr/local/lib', '/usr/lib', '/usr/lib/x86_64-linux-gnu'],
 243                        lib=['icuio', 'icui18n', 'icudata', 'icuuc'],
 244                        uselib_store='ICU')
 245
 246     # libsamplerate
 247     conf.check_cfg(package='samplerate', args='--cflags --libs', uselib_store='SAMPLERATE', mandatory=True)
 248
 249     # glib
 250     conf.check_cfg(package='glib-2.0', args='--cflags --libs', uselib_store='GLIB', mandatory=True)
 251
 252     # libzip
 253     conf.check_cfg(package='libzip', args='--cflags --libs', uselib_store='ZIP', mandatory=True)
 254     conf.check_cxx(fragment="""
 255                             #include <zip.h>
 256                             int main() { zip_source_t* foo; }
 257                             """,
 258                    mandatory=False,
 259                    msg="Checking for zip_source_t",
 260                    uselib="ZIP",
 261                    define_name='DCPOMATIC_HAVE_ZIP_SOURCE_T'
 262                    )
 263
 264     # libbz2; must be explicitly linked on macOS for some reason
 265     conf.check_cxx(fragment="""
 266                             #include <bzlib.h>
 267                             int main() { BZ2_bzCompressInit(0, 0, 0, 0); }
 268                             """,
 269                    mandatory=True,
 270                    msg="Checking for libbz2",
 271                    okmsg='yes',
 272                    lib='bz2',
 273                    uselib_store="BZ2"
 274                    )
 275
 276     # fontconfig
 277     conf.check_cfg(package='fontconfig', args='--cflags --libs', uselib_store='FONTCONFIG', mandatory=True)
 278
 279     # pangomm
 280     conf.check_cfg(package='pangomm-1.4', args='--cflags --libs', uselib_store='PANGOMM', mandatory=True)
 281
 282     # cairomm
 283     conf.check_cfg(package='cairomm-1.0', args='--cflags --libs', uselib_store='CAIROMM', mandatory=True)
 284
 285     # leqm_nrt
 286     conf.check_cfg(package='leqm_nrt', args='--cflags --libs', uselib_store='LEQM_NRT', mandatory=True)
 287
 288     # libcxml
 289     if conf.options.static_cxml:
 290         conf.check_cfg(package='libcxml', atleast_version='0.17.0', args='--cflags', uselib_store='CXML', mandatory=True)
 291         conf.env.STLIB_CXML = ['cxml']
 292     else:
 293         conf.check_cfg(package='libcxml', atleast_version='0.16.0', args='--cflags --libs', uselib_store='CXML', mandatory=True)
 294
 295     # libssh
 296     if conf.options.static_ssh:
 297         conf.env.STLIB_SSH = ['ssh']
 298         if conf.options.workaround_gssapi:
 299             conf.env.LIB_SSH = ['gssapi_krb5']
 300     else:
 301         conf.check_cxx(fragment="""
 302                                #include <libssh/libssh.h>\n
 303                                int main () {\n
 304                                ssh_new ();\n
 305                                return 0;\n
 306                                }
 307                                """,
 308                       msg='Checking for library libssh',
 309                       mandatory=True,
 310                       lib='ssh',
 311                       uselib_store='SSH')
 312
 313     # libdcp
 314     if conf.options.static_dcp:
 315         conf.check_cfg(package='libdcp-1.0', atleast_version=libdcp_version, args='--cflags', uselib_store='DCP', mandatory=True)
 316         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 317         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-carl', 'kumu-carl', 'openjp2']
 318         conf.env.LIB_DCP = ['glibmm-2.4', 'ssl', 'crypto', 'bz2', 'xslt', 'xerces-c']
 319     else:
 320         conf.check_cfg(package='libdcp-1.0', atleast_version=libdcp_version, args='--cflags --libs', uselib_store='DCP', mandatory=True)
 321         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 322
 323     # libsub
 324     if conf.options.static_sub:
 325         conf.check_cfg(package='libsub-1.0', atleast_version=libsub_version, args='--cflags', uselib_store='SUB', mandatory=True)
 326         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 327         conf.env.STLIB_SUB = ['sub-1.0']
 328     else:
 329         conf.check_cfg(package='libsub-1.0', atleast_version=libsub_version, args='--cflags --libs', uselib_store='SUB', mandatory=True)
 330         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 331
 332     # libxml++
 333     if conf.options.static_xmlpp:
 334         conf.env.STLIB_XMLPP = ['xml++-2.6']
 335         conf.env.LIB_XMLPP = ['xml2']
 336     else:
 337         conf.check_cfg(package='libxml++-2.6', args='--cflags --libs', uselib_store='XMLPP', mandatory=True)
 338
 339     # libxmlsec
 340     if conf.options.static_xmlsec:
 341         if conf.check_cxx(lib='xmlsec1-openssl', mandatory=False):
 342             conf.env.STLIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 343         else:
 344             conf.env.STLIB_XMLSEC = ['xmlsec1']
 345     else:
 346         conf.env.LIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 347
 348     # nettle
 349     conf.check_cfg(package="nettle", args='--cflags --libs', uselib_store='NETTLE', mandatory=True)
 350
 351     # libpng
 352     conf.check_cfg(package='libpng', args='--cflags --libs', uselib_store='PNG', mandatory=True)
 353
 354     # lwext4
 355     if conf.options.enable_disk:
 356         conf.check_cxx(fragment="""
 357                                 #include <lwext4/ext4.h>\n
 358                                 int main() { ext4_mount("ext4_fs", "/mp/", false); }\n
 359                                 """,
 360                                 msg='Checking for lwext4 library',
 361                                 libpath='/usr/local/lib',
 362                                 lib=['lwext4', 'blockdev'],
 363                                 uselib_store='LWEXT4')
 364
 365     if conf.env.TARGET_LINUX and conf.options.enable_disk:
 366         conf.check_cfg(package='polkit-gobject-1', args='--cflags --libs', uselib_store='POLKIT', mandatory=True)
 367
 368     # nanomsg
 369     if conf.options.enable_disk:
 370         if conf.check_cfg(package='nanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=False) is None:
 371             conf.check_cfg(package='libnanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=True)
 372         if conf.env.TARGET_LINUX:
 373             # We link with nanomsg statically on Centos 8 so we need to link this as well
 374             conf.env.LIB_NANOMSG.append('anl')
 375
 376     # FFmpeg
 377     if conf.options.static_ffmpeg:
 378         names = ['avformat', 'avfilter', 'avcodec', 'avutil', 'swscale', 'postproc', 'swresample']
 379         for name in names:
 380             static = subprocess.Popen(shlex.split('pkg-config --static --libs lib%s' % name), stdout=subprocess.PIPE).communicate()[0].decode('utf-8')
 381             libs = []
 382             stlibs = []
 383             include = []
 384             libpath = []
 385             for s in static.split():
 386                 if s.startswith('-L'):
 387                     libpath.append(s[2:])
 388                 elif s.startswith('-I'):
 389                     include.append(s[2:])
 390                 elif s.startswith('-l'):
 391                     if s[2:] not in names:
 392                         libs.append(s[2:])
 393                     else:
 394                         stlibs.append(s[2:])
 395
 396             conf.env['LIB_%s' % name.upper()] = libs
 397             conf.env['STLIB_%s' % name.upper()] = stlibs
 398             conf.env['INCLUDES_%s' % name.upper()] = include
 399             conf.env['LIBPATH_%s' % name.upper()] = libpath
 400     else:
 401         conf.check_cfg(package='libavformat', args='--cflags --libs', uselib_store='AVFORMAT', mandatory=True)
 402         conf.check_cfg(package='libavfilter', args='--cflags --libs', uselib_store='AVFILTER', mandatory=True)
 403         conf.check_cfg(package='libavcodec', args='--cflags --libs', uselib_store='AVCODEC', mandatory=True)
 404         conf.check_cfg(package='libavutil', args='--cflags --libs', uselib_store='AVUTIL', mandatory=True)
 405         conf.check_cfg(package='libswscale', args='--cflags --libs', uselib_store='SWSCALE', mandatory=True)
 406         conf.check_cfg(package='libpostproc', args='--cflags --libs', uselib_store='POSTPROC', mandatory=True)
 407         conf.check_cfg(package='libswresample', args='--cflags --libs', uselib_store='SWRESAMPLE', mandatory=True)
 408
 409     # Check to see if we have our version of FFmpeg that allows us to get at EBUR128 results
 410     conf.check_cxx(fragment="""
 411                             extern "C" {\n
 412                             #include <libavfilter/f_ebur128.h>\n
 413                             }\n
 414                             int main () { av_ebur128_get_true_peaks (0); }\n
 415                             """,
 416                    msg='Checking for EBUR128-patched FFmpeg',
 417                    uselib='AVCODEC AVFILTER',
 418                    define_name='DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG',
 419                    mandatory=False)
 420
 421     # Check to see if we have our AVSubtitleRect has a pict member
 422     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 423     conf.check_cxx(fragment="""
 424                             extern "C" {\n
 425                             #include <libavcodec/avcodec.h>\n
 426                             }\n
 427                             int main () { AVSubtitleRect r; r.pict; }\n
 428                             """,
 429                    msg='Checking for AVSubtitleRect::pict',
 430                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 431                    uselib='AVCODEC',
 432                    define_name='DCPOMATIC_HAVE_AVSUBTITLERECT_PICT',
 433                    mandatory=False)
 434
 435     # Check to see if we have our AVComponentDescriptor has a depth_minus1 member
 436     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 437     conf.check_cxx(fragment="""
 438                             extern "C" {\n
 439                             #include <libavutil/pixdesc.h>\n
 440                             }\n
 441                             int main () { AVComponentDescriptor d; d.depth_minus1; }\n
 442                             """,
 443                    msg='Checking for AVComponentDescriptor::depth_minus1',
 444                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 445                    uselib='AVUTIL',
 446                    define_name='DCPOMATIC_HAVE_AVCOMPONENTDESCRIPTOR_DEPTH_MINUS1',
 447                    mandatory=False)
 448
 449     # See if we have av_register_all and avfilter_register_all
 450     conf.check_cxx(fragment="""
 451                             extern "C" {\n
 452                             #include <libavformat/avformat.h>\n
 453                             #include <libavfilter/avfilter.h>\n
 454                             }\n
 455                             int main () { av_register_all(); avfilter_register_all(); }\n
 456                             """,
 457                    msg='Checking for av_register_all and avfilter_register_all',
 458                    uselib='AVFORMAT AVFILTER',
 459                    define_name='DCPOMATIC_HAVE_AVREGISTER',
 460                    mandatory=False)
 461
 462     # Hack: the previous two check_cxx calls end up copying their (necessary) cxxflags
 463     # to these variables.  We don't want to use these for the actual build, so clean them out.
 464     conf.env['CXXFLAGS_AVCODEC'] = []
 465     conf.env['CXXFLAGS_AVUTIL'] = []
 466
 467     if conf.env.TARGET_LINUX:
 468         conf.env.LIB_X11 = ['X11']
 469
 470     # We support older boosts on Linux so we can use the distribution-provided package
 471     # on Centos 7, but it's good if we can use 1.61 for boost::dll::program_location()
 472     boost_version = ('1.45', '104500') if conf.env.TARGET_LINUX else ('1.61', '106800')
 473
 474     # Boost
 475     if conf.options.static_boost:
 476         conf.env.STLIB_BOOST_THREAD = ['boost_thread']
 477         conf.env.STLIB_BOOST_FILESYSTEM = ['boost_filesystem%s' % boost_lib_suffix]
 478         conf.env.STLIB_BOOST_DATETIME = ['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 479         conf.env.STLIB_BOOST_SIGNALS2 = ['boost_signals2']
 480         conf.env.STLIB_BOOST_SYSTEM = ['boost_system']
 481         conf.env.STLIB_BOOST_REGEX = ['boost_regex']
 482     else:
 483         conf.check_cxx(fragment="""
 484                             #include <boost/version.hpp>\n
 485                             #if BOOST_VERSION < %s\n
 486                             #error boost too old\n
 487                             #endif\n
 488                             int main(void) { return 0; }\n
 489                             """ % boost_version[1],
 490                        mandatory=True,
 491                        msg='Checking for boost library >= %s' % boost_version[0],
 492                        okmsg='yes',
 493                        errmsg='too old\nPlease install boost version %s or higher.' % boost_version[0])
 494
 495         conf.check_cxx(fragment="""
 496                             #include <boost/thread.hpp>\n
 497                             int main() { boost::thread t; }\n
 498                             """,
 499                        msg='Checking for boost threading library',
 500                        libpath='/usr/local/lib',
 501                        lib=[boost_thread, 'boost_system%s' % boost_lib_suffix],
 502                        uselib_store='BOOST_THREAD')
 503
 504         conf.check_cxx(fragment="""
 505                             #include <boost/filesystem.hpp>\n
 506                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 507                             """,
 508                        msg='Checking for boost filesystem library',
 509                        libpath='/usr/local/lib',
 510                        lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 511                        uselib_store='BOOST_FILESYSTEM')
 512
 513         conf.check_cxx(fragment="""
 514                             #include <boost/date_time.hpp>\n
 515                             int main() { boost::gregorian::day_clock::local_day(); }\n
 516                             """,
 517                        msg='Checking for boost datetime library',
 518                        libpath='/usr/local/lib',
 519                        lib=['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 520                        uselib_store='BOOST_DATETIME')
 521
 522         conf.check_cxx(fragment="""
 523                             #include <boost/signals2.hpp>\n
 524                             int main() { boost::signals2::signal<void (int)> x; }\n
 525                             """,
 526                        msg='Checking for boost signals2 library',
 527                        uselib_store='BOOST_SIGNALS2')
 528
 529         conf.check_cxx(fragment="""
 530                             #include <boost/regex.hpp>\n
 531                             int main() { boost::regex re ("foo"); }\n
 532                             """,
 533                        msg='Checking for boost regex library',
 534                        lib=['boost_regex%s' % boost_lib_suffix],
 535                        uselib_store='BOOST_REGEX')
 536
 537         # Really just checking for the header here (there's no associated library) but the test
 538         # program has to link with boost_system so I'm doing it this way.
 539         if conf.options.enable_disk:
 540             deps = ['boost_system%s' % boost_lib_suffix]
 541             if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 542                 deps.append('ws2_32')
 543                 deps.append('boost_filesystem%s' % boost_lib_suffix)
 544             conf.check_cxx(fragment="""
 545                                 #include <boost/process.hpp>\n
 546                                 int main() { new boost::process::child("foo"); }\n
 547                                 """,
 548                            cxxflags='-Wno-unused-parameter',
 549                            msg='Checking for boost process library',
 550                            lib=deps,
 551                            uselib_store='BOOST_PROCESS')
 552
 553     # Other stuff
 554
 555     conf.find_program('msgfmt', var='MSGFMT')
 556     conf.check(header_name='valgrind/memcheck.h', mandatory=False)
 557
 558     datadir = conf.env.DATADIR
 559     if not datadir:
 560         datadir = os.path.join(conf.env.PREFIX, 'share')
 561
 562     conf.define('LOCALEDIR', os.path.join(datadir, 'locale'))
 563     conf.define('DATADIR', datadir)
 564
 565     conf.recurse('src')
 566     if not conf.env.DISABLE_TESTS:
 567         conf.recurse('test')
 568
 569     Logs.pprint('YELLOW', '')
 570     if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 571         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Windows')
 572     elif conf.env.TARGET_LINUX:
 573         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Linux')
 574     elif conf.env.TARGET_OSX:
 575         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': OS X')
 576
 577     def report(name, variable):
 578         linkage = ''
 579         if variable:
 580             linkage = 'static'
 581         else:
 582             linkage = 'dynamic'
 583         Logs.pprint('YELLOW', '\t%s: %s' % (name.ljust(25), linkage))
 584
 585     report('DCP-o-matic libraries', conf.options.static_dcpomatic)
 586     report('Boost', conf.options.static_boost)
 587     report('wxWidgets', conf.options.static_wxwidgets)
 588     report('FFmpeg', conf.options.static_ffmpeg)
 589     report('libxml++', conf.options.static_xmlpp)
 590     report('xmlsec', conf.options.static_xmlsec)
 591     report('libssh', conf.options.static_ssh)
 592     report('libcxml', conf.options.static_cxml)
 593     report('libdcp', conf.options.static_dcp)
 594     report('libcurl', conf.options.static_curl)
 595
 596     Logs.pprint('YELLOW', '')
 597
 598 def build(bld):
 599     create_version_cc(VERSION, bld.env.CXXFLAGS)
 600
 601     bld.recurse('src')
 602     bld.recurse('graphics')
 603
 604     if not bld.env.DISABLE_TESTS:
 605         bld.recurse('test')
 606     if bld.env.TARGET_WINDOWS_64 or bld.env.TARGET_WINDOWS_32:
 607         bld.recurse('platform/windows')
 608     if bld.env.TARGET_LINUX:
 609         bld.recurse('platform/linux')
 610     if bld.env.TARGET_OSX:
 611         bld.recurse('platform/osx')
 612
 613     if not bld.env.TARGET_WINDOWS_64 and not bld.env.TARGET_WINDOWS_32:
 614         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Regular.ttf')
 615         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Italic.ttf')
 616         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Bold.ttf')
 617
 618     bld.add_post_fun(post)
 619
 620 def git_revision():
 621     if not os.path.exists('.git'):
 622         return None
 623
 624     cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 625     output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 626     if len(output) == 0:
 627         return None
 628     o = output[0].decode('utf-8')
 629     return o.replace("commit ", "")[0:10]
 630
 631 def dist(ctx):
 632     r = git_revision()
 633     if r is not None:
 634         f = open('.git_revision', 'w')
 635         print(r, file=f)
 636         f.close()
 637
 638     ctx.excl = """
 639                TODO core *~ src/wx/*~ src/lib/*~ builds/*~ doc/manual/*~ src/tools/*~ *.pyc .waf* build .git
 640                deps alignment hacks sync *.tar.bz2 *.exe .lock* *build-windows doc/manual/pdf doc/manual/html
 641                GRSYMS GRTAGS GSYMS GTAGS compile_commands.json
 642                """
 643
 644 def create_version_cc(version, cxx_flags):
 645     commit = git_revision()
 646     if commit is None and os.path.exists('.git_revision'):
 647         f = open('.git_revision', 'r')
 648         commit = f.readline().strip()
 649
 650     if commit is None:
 651         commit = 'release'
 652
 653     try:
 654         text =  '#include "version.h"\n'
 655         text += 'char const * dcpomatic_git_commit = \"%s\";\n' % commit
 656         text += 'char const * dcpomatic_version = \"%s\";\n' % version
 657
 658         t = ''
 659         for f in cxx_flags:
 660             f = f.replace('"', '\\"')
 661             t += f + ' '
 662         text += 'char const * dcpomatic_cxx_flags = \"%s\";\n' % t[:-1]
 663
 664         print('Writing version information to src/lib/version.cc')
 665         o = open('src/lib/version.cc', 'w')
 666         o.write(text)
 667         o.close()
 668     except IOError:
 669         print('Could not open src/lib/version.cc for writing\n')
 670         sys.exit(-1)
 671
 672 def post(ctx):
 673     if ctx.cmd == 'install' and ctx.env.TARGET_LINUX:
 674         ctx.exec_command('/sbin/ldconfig')
 675
 676 def pot(bld):
 677     bld.recurse('src')
 678
 679 def pot_merge(bld):
 680     bld.recurse('src')
 681
 682 def supporters(bld):
 683     r = os.system('curl -m 2 -s -f https://dcpomatic.com/supporters.cc > src/wx/supporters.cc')
 684     if (r >> 8) == 0:
 685         r = os.system('curl -s -f https://dcpomatic.com/subscribers.cc > src/wx/subscribers.cc')
 686     if (r >> 8) != 0:
 687         raise Exception("Could not download supporters lists (%d)" % (r >> 8))
 688
 689 def tags(bld):
 690     os.system('etags src/lib/*.cc src/lib/*.h src/wx/*.cc src/wx/*.h src/tools/*.cc')
 691
 692 def cppcheck(bld):
 693     os.system('cppcheck --enable=all --quiet .')