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(['git', 'tag', '-l', '--points-at', 'HEAD'], stdout=subprocess.PIPE).communicate()[0]
  42 git_head = subprocess.Popen(['git', 'rev-parse', '--short=9', 'HEAD'], 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(git_head, str):
  48     git_head = git_head.decode('utf-8')
  49
  50 if this_version == '':
  51     VERSION = git_head.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('--static-dcpomatic',  action='store_true', default=False, help='link to components of DCP-o-matic statically')
  65     opt.add_option('--static-boost',      action='store_true', default=False, help='link statically to Boost')
  66     opt.add_option('--static-wxwidgets',  action='store_true', default=False, help='link statically to wxWidgets')
  67     opt.add_option('--static-ffmpeg',     action='store_true', default=False, help='link statically to FFmpeg')
  68     opt.add_option('--static-xmlpp',      action='store_true', default=False, help='link statically to libxml++')
  69     opt.add_option('--static-xmlsec',     action='store_true', default=False, help='link statically to xmlsec')
  70     opt.add_option('--static-ssh',        action='store_true', default=False, help='link statically to libssh')
  71     opt.add_option('--static-cxml',       action='store_true', default=False, help='link statically to libcxml')
  72     opt.add_option('--static-dcp',        action='store_true', default=False, help='link statically to libdcp')
  73     opt.add_option('--static-sub',        action='store_true', default=False, help='link statically to libsub')
  74     opt.add_option('--static-curl',       action='store_true', default=False, help='link statically to libcurl')
  75     opt.add_option('--workaround-gssapi', action='store_true', default=False, help='link to gssapi_krb5')
  76     opt.add_option('--use-lld',           action='store_true', default=False, help='use lld linker')
  77     opt.add_option('--enable-disk',       action='store_true', default=False, help='build dcpomatic2_disk tool; requires Boost process, lwext4 and nanomsg libraries')
  78     opt.add_option('--enable-grok',       action='store_true', default=False, help='build with support for grok J2K encoder')
  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('--enable-asan',       action='store_true', help='build with asan')
  82     opt.add_option('--disable-more-warnings', action='store_true', default=False, help='disable some warnings raised by Xcode 15 with the 2.16 branch')
  83     opt.add_option('--c++17', action='store_true', default=False, help='build with C++17 and libxml++-4.0')
  84     opt.add_option('--variant', help="build with variant")
  85
  86 def configure(conf):
  87     conf.load('compiler_cxx')
  88     conf.load('clang_compilation_database', tooldir=['waf-tools'])
  89     if conf.options.target_windows_64 or conf.options.target_windows_32:
  90         conf.load('winres')
  91
  92     if vars(conf.options)['c++17']:
  93         cpp_std = '17'
  94         conf.env.XMLPP_API = '4.0'
  95         conf.env.PANGOMM_API = '2.48'
  96         conf.env.CAIROMM_API = '1.16'
  97     else:
  98         cpp_std = '11'
  99         conf.env.XMLPP_API = '2.6'
 100         conf.env.PANGOMM_API = '1.4'
 101         conf.env.CAIROMM_API = '1.0'
 102
 103     # Save conf.options that we need elsewhere in conf.env
 104     conf.env.DISABLE_GUI = conf.options.disable_gui
 105     conf.env.DISABLE_TESTS = conf.options.disable_tests
 106     conf.env.TARGET_WINDOWS_64 = conf.options.target_windows_64
 107     conf.env.TARGET_WINDOWS_32 = conf.options.target_windows_32
 108     conf.env.TARGET_OSX = sys.platform == 'darwin'
 109     conf.env.TARGET_LINUX = not conf.env.TARGET_WINDOWS_64 and not conf.env.TARGET_WINDOWS_32 and not conf.env.TARGET_OSX
 110     conf.env.VERSION = VERSION
 111     conf.env.DEBUG = conf.options.enable_debug
 112     conf.env.STATIC_DCPOMATIC = conf.options.static_dcpomatic
 113     conf.env.ENABLE_DISK = conf.options.enable_disk
 114     conf.env.ENABLE_GROK = conf.options.enable_grok
 115     if conf.options.destdir == '':
 116         conf.env.INSTALL_PREFIX = conf.options.prefix
 117     else:
 118         conf.env.INSTALL_PREFIX = conf.options.destdir
 119     conf.env.VARIANT = conf.options.variant if conf.options.variant else "dcpomatic"
 120
 121     conf.check_cxx(cxxflags=['-msse', '-mfpmath=sse'], msg='Checking for SSE support', mandatory=False, define_name='SSE')
 122
 123     # Common CXXFLAGS
 124     conf.env.append_value('CXXFLAGS', ['-D__STDC_CONSTANT_MACROS',
 125                                        '-D__STDC_LIMIT_MACROS',
 126                                        '-D__STDC_FORMAT_MACROS',
 127                                        '-fno-strict-aliasing',
 128                                        '-Wall',
 129                                        '-Wextra',
 130                                        '-Wwrite-strings',
 131                                        # getMessengerLogger() in the grok code triggers these warnings
 132                                        '-Wno-nonnull',
 133                                        '-Wno-error=deprecated',
 134                                        # I tried and failed to ignore these with _Pragma
 135                                        '-Wno-ignored-qualifiers',
 136                                        '-D_FILE_OFFSET_BITS=64',
 137                                        '-std=c++' + cpp_std])
 138
 139     if conf.options.disable_more_warnings:
 140         # These are for Xcode 15.0.1 with the v2.16.x-era
 141         # dependencies; maybe they aren't necessary when building
 142         # v2.1{7,8}.x
 143         conf.env.append_value('CXXFLAGS', ['-Wno-deprecated-builtins',
 144                                            '-Wno-deprecated-declarations',
 145                                            '-Wno-enum-constexpr-conversion',
 146                                            '-Wno-deprecated-copy'])
 147
 148     if conf.options.warnings_are_errors:
 149         conf.env.append_value('CXXFLAGS', '-Werror')
 150
 151     if conf.env.SSE:
 152         conf.env.append_value('CXXFLAGS', ['-msse', '-mfpmath=sse'])
 153
 154     if conf.options.enable_asan:
 155         conf.env.append_value('CXXFLAGS', '-fsanitize=address')
 156         conf.env.append_value('LINKFLAGS', '-fsanitize=address')
 157
 158     if conf.env['CXX_NAME'] == 'gcc':
 159         gcc = conf.env['CC_VERSION']
 160         if int(gcc[0]) >= 8:
 161             # I tried and failed to ignore these with _Pragma
 162             conf.env.append_value('CXXFLAGS', ['-Wno-cast-function-type'])
 163         # Most gccs still give these warnings from boost::optional
 164         conf.env.append_value('CXXFLAGS', ['-Wno-maybe-uninitialized'])
 165         if int(gcc[0]) > 8:
 166             # gcc 4.8.5 on Centos 7 does not have this warning
 167             # gcc 7.5.0 on Ubuntu 18.04 and gcc 8.3.0 on Debian 10 do, but
 168             # I didn't manage to turn it back off again with a pragma
 169             conf.env.append_value('CXXFLAGS', ['-Wsuggest-override'])
 170
 171     if conf.options.enable_debug:
 172         conf.env.append_value('CXXFLAGS', ['-g', '-DDCPOMATIC_DEBUG', '-fno-omit-frame-pointer'])
 173     else:
 174         conf.env.append_value('CXXFLAGS', '-O2')
 175
 176     if conf.options.enable_disk:
 177         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_DISK')
 178
 179     if conf.options.enable_grok:
 180         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_GROK')
 181
 182     if conf.options.use_lld:
 183         try:
 184             conf.find_program('ld.lld')
 185             conf.env.append_value('LINKFLAGS', '-fuse-ld=lld')
 186         except conf.errors.ConfigurationError:
 187             pass
 188
 189     #
 190     # Windows/Linux/macOS specific
 191     #
 192
 193     # Windows
 194     if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 195         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_WINDOWS')
 196         conf.env.append_value('CXXFLAGS', '-DWIN32_LEAN_AND_MEAN')
 197         conf.env.append_value('CXXFLAGS', '-DBOOST_USE_WINDOWS_H')
 198         conf.env.append_value('CXXFLAGS', '-DBOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN')
 199         conf.env.append_value('CXXFLAGS', '-Wcast-align')
 200         wxrc = os.popen('wx-config --rescomp').read().split()[1:]
 201         conf.env.append_value('WINRCFLAGS', wxrc)
 202         if conf.options.enable_debug:
 203             conf.env.append_value('CXXFLAGS', ['-mconsole'])
 204             conf.env.append_value('LINKFLAGS', ['-mconsole'])
 205         conf.check(lib='ws2_32', uselib_store='WINSOCK2', msg="Checking for library winsock2")
 206         conf.check(lib='dbghelp', uselib_store='DBGHELP', msg="Checking for library dbghelp")
 207         conf.check(lib='shlwapi', uselib_store='SHLWAPI', msg="Checking for library shlwapi")
 208         conf.check(lib='mswsock', uselib_store='MSWSOCK', msg="Checking for library mswsock")
 209         conf.check(lib='ole32', uselib_store='OLE32', msg="Checking for library ole32")
 210         conf.check(lib='dsound', uselib_store='DSOUND', msg="Checking for library dsound")
 211         conf.check(lib='winmm', uselib_store='WINMM', msg="Checking for library winmm")
 212         conf.check(lib='ksuser', uselib_store='KSUSER', msg="Checking for library ksuser")
 213         conf.check(lib='setupapi', uselib_store='SETUPAPI', msg="Checking for library setupapi")
 214         conf.check(lib='uuid', uselib_store='UUID', msg="Checking for library uuid")
 215         boost_lib_suffix = '-mt-x32' if conf.options.target_windows_32 else '-mt-x64'
 216         boost_thread = 'boost_thread' + boost_lib_suffix
 217         conf.check_cxx(fragment="""
 218                                #include <boost/locale.hpp>\n
 219                                int main() { std::locale::global (boost::locale::generator().generate ("")); }\n
 220                                """,
 221                                msg='Checking for boost locale library',
 222                                lib=['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 223                                uselib_store='BOOST_LOCALE')
 224
 225     # POSIX
 226     if conf.env.TARGET_LINUX or conf.env.TARGET_OSX:
 227         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_POSIX')
 228         boost_lib_suffix = ''
 229         boost_thread = 'boost_thread'
 230         conf.env.append_value('LINKFLAGS', '-pthread')
 231
 232     # Linux
 233     if conf.env.TARGET_LINUX:
 234         conf.env.append_value('CXXFLAGS', '-DLINUX_LOCALE_PREFIX="%s/share/locale"' % conf.env['INSTALL_PREFIX'])
 235         conf.env.append_value('CXXFLAGS', '-DLINUX_SHARE_PREFIX="%s/share"' % conf.env['INSTALL_PREFIX'])
 236         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_LINUX')
 237         conf.env.append_value('CXXFLAGS', ['-Wlogical-op', '-Wcast-align'])
 238         conf.check(lib='dl', uselib_store='DL', msg='Checking for library dl')
 239
 240     # OSX
 241     if conf.env.TARGET_OSX:
 242         conf.env.append_value('CXXFLAGS', ['-DDCPOMATIC_OSX', '-DGL_SILENCE_DEPRECATION'])
 243         conf.env.append_value('LINKFLAGS', '-headerpad_max_install_names')
 244
 245     #
 246     # Dependencies.
 247     #
 248
 249     # It should be possible to use check_cfg for both dynamic and static linking, but
 250     # e.g. pkg-config --libs --static foo returns some libraries that should be statically
 251     # linked and others that should be dynamic.  This doesn't work too well with waf
 252     # as it wants them separate.
 253
 254     # libcurl
 255     if conf.options.static_curl:
 256         conf.env.STLIB_CURL = ['curl']
 257         conf.env.LIB_CURL = ['ssh2', 'idn']
 258     else:
 259         conf.check_cfg(package='libcurl', args='libcurl >= 7.19.1 --cflags --libs', uselib_store='CURL', mandatory=True)
 260
 261     # libicu
 262     if conf.check_cfg(package='icu-i18n', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 263         if conf.check_cfg(package='icu', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 264             conf.check_cxx(fragment="""
 265                             #include <unicode/ucsdet.h>
 266                             int main(void) {
 267                                 UErrorCode status = U_ZERO_ERROR;
 268                                 UCharsetDetector* detector = ucsdet_open (&status);
 269                                 return 0; }\n
 270                             """,
 271                        mandatory=True,
 272                        msg='Checking for libicu',
 273                        okmsg='yes',
 274                        libpath=['/usr/lib', '/usr/lib/x86_64-linux-gnu'],
 275                        lib=['icuio', 'icui18n', 'icudata', 'icuuc'],
 276                        uselib_store='ICU')
 277
 278     # libsamplerate
 279     conf.check_cfg(package='samplerate', args='--cflags --libs', uselib_store='SAMPLERATE', mandatory=True)
 280
 281     # glib
 282     conf.check_cfg(package='glib-2.0', args='--cflags --libs', uselib_store='GLIB', mandatory=True)
 283
 284     # libzip
 285     conf.check_cfg(package='libzip', args='--cflags --libs', uselib_store='ZIP', mandatory=True)
 286     conf.check_cxx(fragment="""
 287                             #include <zip.h>
 288                             int main() { zip_source_t* foo; (void)foo; }
 289                             """,
 290                    mandatory=False,
 291                    msg="Checking for zip_source_t",
 292                    uselib="ZIP",
 293                    define_name='DCPOMATIC_HAVE_ZIP_SOURCE_T'
 294                    )
 295     conf.check_cxx(fragment="""
 296                             #include <zip.h>
 297                             int main() { struct zip* zip = nullptr; zip_source_t* source = nullptr; zip_file_add(zip, "foo", source, ZIP_FL_ENC_GUESS); }
 298                             """,
 299                    mandatory=False,
 300                    msg="Checking for zip_file_add",
 301                    uselib="ZIP",
 302                    define_name='DCPOMATIC_HAVE_ZIP_FILE_ADD'
 303                    )
 304     conf.check_cxx(fragment="""
 305                             #include <zip.h>
 306                             int main() { int error; zip_open("foo", ZIP_RDONLY, &error); }
 307                             """,
 308                    mandatory=False,
 309                    msg="Checking for ZIP_RDONLY",
 310                    uselib="ZIP",
 311                    define_name='DCPOMATIC_HAVE_ZIP_RDONLY'
 312                    )
 313
 314     # libbz2; must be explicitly linked on macOS for some reason
 315     conf.check_cxx(fragment="""
 316                             #include <bzlib.h>
 317                             int main() { BZ2_bzCompressInit(0, 0, 0, 0); }
 318                             """,
 319                    mandatory=True,
 320                    msg="Checking for libbz2",
 321                    okmsg='yes',
 322                    lib='bz2',
 323                    uselib_store="BZ2"
 324                    )
 325
 326     # libz; must be explicitly linked on macOS for some reason
 327     conf.check_cxx(fragment="""
 328                             #include <zlib.h>
 329                             int main() { zlibVersion(); }
 330                             """,
 331                    mandatory=True,
 332                    msg="Checking for libz",
 333                    okmsg='yes',
 334                    lib='z',
 335                    uselib_store="LIBZ"
 336                    )
 337
 338     # fontconfig
 339     conf.check_cfg(package='fontconfig', args='--cflags --libs', uselib_store='FONTCONFIG', mandatory=True)
 340
 341     # pangomm
 342     conf.check_cfg(package='pangomm-' + conf.env.PANGOMM_API, args='--cflags --libs', uselib_store='PANGOMM', mandatory=True)
 343
 344     # cairomm
 345     conf.check_cfg(package='cairomm-' + conf.env.CAIROMM_API, args='--cflags --libs', uselib_store='CAIROMM', mandatory=True)
 346
 347     # leqm_nrt
 348     conf.check_cfg(package='leqm_nrt', args='--cflags --libs', uselib_store='LEQM_NRT', mandatory=True)
 349
 350     # libcxml
 351     if conf.options.static_cxml:
 352         conf.check_cfg(package='libcxml', args='libcxml >= 0.17.0 --cflags', uselib_store='CXML', mandatory=True)
 353         conf.env.STLIB_CXML = ['cxml']
 354     else:
 355         conf.check_cfg(package='libcxml', args='libcxml >= 0.16.0 --cflags --libs', uselib_store='CXML', mandatory=True)
 356
 357     # libssh
 358     if conf.options.static_ssh:
 359         conf.env.STLIB_SSH = ['ssh']
 360         if conf.options.workaround_gssapi:
 361             conf.env.LIB_SSH = ['gssapi_krb5']
 362     else:
 363         conf.check_cxx(fragment="""
 364                                #include <libssh/libssh.h>\n
 365                                int main () {\n
 366                                ssh_new ();\n
 367                                return 0;\n
 368                                }
 369                                """,
 370                       msg='Checking for library libssh',
 371                       mandatory=True,
 372                       lib='ssh',
 373                       uselib_store='SSH')
 374
 375     # libdcp
 376     if conf.options.static_dcp:
 377         conf.check_cfg(package='libdcp-1.0', args='libdcp-1.0 >= %s --cflags' % libdcp_version, uselib_store='DCP', mandatory=True)
 378         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 379         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-dcpomatic', 'kumu-dcpomatic', 'openjp2']
 380         conf.env.LIB_DCP = ['glibmm-2.4', 'ssl', 'crypto', 'bz2', 'xslt', 'xerces-c']
 381     else:
 382         conf.check_cfg(package='libdcp-1.0', args='libdcp-1.0 >= %s --cflags --libs' % libdcp_version, uselib_store='DCP', mandatory=True)
 383         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 384
 385     # libsub
 386     if conf.options.static_sub:
 387         conf.check_cfg(package='libsub-1.0', args='libsub-1.0 >= %s --cflags' % libsub_version, uselib_store='SUB', mandatory=True)
 388         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 389         conf.env.STLIB_SUB = ['sub-1.0']
 390     else:
 391         conf.check_cfg(package='libsub-1.0', args='libsub-1.0 >= %s --cflags --libs' % libsub_version, uselib_store='SUB', mandatory=True)
 392         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 393
 394     # libxml++
 395     if conf.options.static_xmlpp:
 396         conf.env.STLIB_XMLPP = ['xml++-' + conf.env.XMLPP_API]
 397         conf.env.LIB_XMLPP = ['xml2']
 398     else:
 399         conf.check_cfg(package='libxml++-' + conf.env.XMLPP_API, args='--cflags --libs', uselib_store='XMLPP', mandatory=True)
 400
 401     # libxmlsec
 402     if conf.options.static_xmlsec:
 403         if conf.check_cxx(lib='xmlsec1-openssl', mandatory=False):
 404             conf.env.STLIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 405         else:
 406             conf.env.STLIB_XMLSEC = ['xmlsec1']
 407     else:
 408         conf.env.LIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 409
 410     # nettle
 411     conf.check_cfg(package="nettle", args='--cflags --libs', uselib_store='NETTLE', mandatory=True)
 412
 413     # libpng
 414     conf.check_cfg(package='libpng', args='--cflags --libs', uselib_store='PNG', mandatory=True)
 415
 416     # libjpeg
 417     conf.check_cxx(fragment="""
 418                             #include <cstddef>
 419                             #include <cstdio>
 420                             #include <jpeglib.h>
 421                             int main() { struct jpeg_compress_struct compress; jpeg_create_compress (&compress); return 0; }
 422                             """,
 423                    msg='Checking for libjpeg',
 424                    lib=['jpeg'],
 425                    uselib_store='JPEG')
 426
 427     # lwext4
 428     if conf.options.enable_disk:
 429         conf.check_cxx(fragment="""
 430                                 #include <lwext4/ext4.h>\n
 431                                 int main() { ext4_mount("ext4_fs", "/mp/", false); }\n
 432                                 """,
 433                                 msg='Checking for lwext4 library',
 434                                 lib=['lwext4', 'blockdev'],
 435                                 uselib_store='LWEXT4')
 436
 437     if conf.env.TARGET_LINUX and conf.options.enable_disk:
 438         conf.check_cfg(package='polkit-gobject-1', args='--cflags --libs', uselib_store='POLKIT', mandatory=True)
 439
 440     # nanomsg
 441     if conf.options.enable_disk:
 442         if conf.check_cfg(package='nanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=False) is None:
 443             conf.check_cfg(package='libnanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=True)
 444         if conf.env.TARGET_LINUX:
 445             # We link with nanomsg statically on Centos 8 so we need to link this as well
 446             conf.env.LIB_NANOMSG.append('anl')
 447
 448     # FFmpeg
 449     if conf.options.static_ffmpeg:
 450         names = ['avformat', 'avfilter', 'avcodec', 'avutil', 'swscale', 'postproc', 'swresample']
 451         for name in names:
 452             static = subprocess.Popen(shlex.split('pkg-config --static --libs lib%s' % name), stdout=subprocess.PIPE).communicate()[0].decode('utf-8')
 453             libs = []
 454             stlibs = []
 455             include = []
 456             libpath = []
 457             for s in static.split():
 458                 if s.startswith('-L'):
 459                     libpath.append(s[2:])
 460                 elif s.startswith('-I'):
 461                     include.append(s[2:])
 462                 elif s.startswith('-l'):
 463                     if s[2:] not in names:
 464                         libs.append(s[2:])
 465                     else:
 466                         stlibs.append(s[2:])
 467
 468             conf.env['LIB_%s' % name.upper()] = libs
 469             conf.env['STLIB_%s' % name.upper()] = stlibs
 470             conf.env['INCLUDES_%s' % name.upper()] = include
 471             conf.env['LIBPATH_%s' % name.upper()] = libpath
 472     else:
 473         conf.check_cfg(package='libavformat', args='--cflags --libs', uselib_store='AVFORMAT', mandatory=True)
 474         conf.check_cfg(package='libavfilter', args='--cflags --libs', uselib_store='AVFILTER', mandatory=True)
 475         conf.check_cfg(package='libavcodec', args='--cflags --libs', uselib_store='AVCODEC', mandatory=True)
 476         conf.check_cfg(package='libavutil', args='--cflags --libs', uselib_store='AVUTIL', mandatory=True)
 477         conf.check_cfg(package='libswscale', args='--cflags --libs', uselib_store='SWSCALE', mandatory=True)
 478         conf.check_cfg(package='libpostproc', args='--cflags --libs', uselib_store='POSTPROC', mandatory=True)
 479         conf.check_cfg(package='libswresample', args='--cflags --libs', uselib_store='SWRESAMPLE', mandatory=True)
 480
 481     # Check to see if we have our version of FFmpeg that allows us to get at EBUR128 results
 482     conf.check_cxx(fragment="""
 483                             extern "C" {\n
 484                             #include <libavfilter/f_ebur128.h>\n
 485                             }\n
 486                             int main () { av_ebur128_get_true_peaks (0); }\n
 487                             """,
 488                    msg='Checking for EBUR128-patched FFmpeg',
 489                    uselib='AVCODEC AVFILTER AVUTIL SWRESAMPLE',
 490                    define_name='DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG',
 491                    mandatory=False)
 492
 493     # Check to see if we have our AVSubtitleRect has a pict member
 494     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 495     conf.check_cxx(fragment="""
 496                             extern "C" {\n
 497                             #include <libavcodec/avcodec.h>\n
 498                             }\n
 499                             int main () { AVSubtitleRect r; r.pict; }\n
 500                             """,
 501                    msg='Checking for AVSubtitleRect::pict',
 502                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 503                    uselib='AVCODEC',
 504                    define_name='DCPOMATIC_HAVE_AVSUBTITLERECT_PICT',
 505                    mandatory=False)
 506
 507     # Check to see if we have our AVComponentDescriptor has a depth_minus1 member
 508     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 509     conf.check_cxx(fragment="""
 510                             extern "C" {\n
 511                             #include <libavutil/pixdesc.h>\n
 512                             }\n
 513                             int main () { AVComponentDescriptor d; d.depth_minus1; }\n
 514                             """,
 515                    msg='Checking for AVComponentDescriptor::depth_minus1',
 516                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 517                    uselib='AVUTIL',
 518                    define_name='DCPOMATIC_HAVE_AVCOMPONENTDESCRIPTOR_DEPTH_MINUS1',
 519                    mandatory=False)
 520
 521     # See if we have av_register_all and avfilter_register_all
 522     conf.check_cxx(fragment="""
 523                             extern "C" {\n
 524                             #include <libavformat/avformat.h>\n
 525                             #include <libavfilter/avfilter.h>\n
 526                             }\n
 527                             int main () { av_register_all(); avfilter_register_all(); }\n
 528                             """,
 529                    msg='Checking for av_register_all and avfilter_register_all',
 530                    uselib='AVFORMAT AVFILTER',
 531                    define_name='DCPOMATIC_HAVE_AVREGISTER',
 532                    mandatory=False)
 533
 534     # Hack: the previous two check_cxx calls end up copying their (necessary) cxxflags
 535     # to these variables.  We don't want to use these for the actual build, so clean them out.
 536     conf.env['CXXFLAGS_AVCODEC'] = []
 537     conf.env['CXXFLAGS_AVUTIL'] = []
 538
 539     if conf.env.TARGET_LINUX:
 540         conf.env.LIB_X11 = ['X11']
 541
 542     # We support older boosts on Linux so we can use the distribution-provided package
 543     # on Centos 7, but it's good if we can use 1.61 for boost::dll::program_location()
 544     boost_version = ('1.45', '104500') if conf.env.TARGET_LINUX else ('1.61', '106800')
 545
 546     # Boost
 547     if conf.options.static_boost:
 548         conf.env.STLIB_BOOST_THREAD = ['boost_thread']
 549         conf.env.STLIB_BOOST_FILESYSTEM = ['boost_filesystem%s' % boost_lib_suffix]
 550         conf.env.STLIB_BOOST_DATETIME = ['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 551         conf.env.STLIB_BOOST_SIGNALS2 = ['boost_signals2']
 552         conf.env.STLIB_BOOST_SYSTEM = ['boost_system']
 553         conf.env.STLIB_BOOST_REGEX = ['boost_regex']
 554     else:
 555         conf.check_cxx(fragment="""
 556                             #include <boost/version.hpp>\n
 557                             #if BOOST_VERSION < %s\n
 558                             #error boost too old\n
 559                             #endif\n
 560                             int main(void) { return 0; }\n
 561                             """ % boost_version[1],
 562                        mandatory=True,
 563                        msg='Checking for boost library >= %s' % boost_version[0],
 564                        okmsg='yes',
 565                        errmsg='too old\nPlease install boost version %s or higher.' % boost_version[0])
 566
 567         conf.check_cxx(fragment="""
 568                             #include <boost/thread.hpp>\n
 569                             int main() { boost::thread t; }\n
 570                             """,
 571                        msg='Checking for boost threading library',
 572                        lib=[boost_thread, 'boost_system%s' % boost_lib_suffix],
 573                        uselib_store='BOOST_THREAD')
 574
 575         conf.check_cxx(fragment="""
 576                             #include <boost/filesystem.hpp>\n
 577                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 578                             """,
 579                        msg='Checking for boost filesystem library',
 580                        lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 581                        uselib_store='BOOST_FILESYSTEM')
 582
 583         conf.check_cxx(fragment="""
 584                             #include <boost/date_time.hpp>\n
 585                             int main() { boost::gregorian::day_clock::local_day(); }\n
 586                             """,
 587                        msg='Checking for boost datetime library',
 588                        lib=['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 589                        uselib_store='BOOST_DATETIME')
 590
 591         conf.check_cxx(fragment="""
 592                             #include <boost/signals2.hpp>\n
 593                             int main() { boost::signals2::signal<void (int)> x; }\n
 594                             """,
 595                        msg='Checking for boost signals2 library',
 596                        uselib_store='BOOST_SIGNALS2')
 597
 598         conf.check_cxx(fragment="""
 599                             #include <boost/regex.hpp>\n
 600                             int main() { boost::regex re ("foo"); }\n
 601                             """,
 602                        msg='Checking for boost regex library',
 603                        lib=['boost_regex%s' % boost_lib_suffix],
 604                        uselib_store='BOOST_REGEX')
 605
 606         # Really just checking for the header here (there's no associated library) but the test
 607         # program has to link with boost_system so I'm doing it this way.
 608         if conf.options.enable_disk:
 609             deps = ['boost_system%s' % boost_lib_suffix]
 610             if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 611                 deps.append('ws2_32')
 612                 deps.append('boost_filesystem%s' % boost_lib_suffix)
 613             conf.check_cxx(fragment="""
 614                                 #include <boost/process.hpp>\n
 615                                 int main() { new boost::process::child("foo"); }\n
 616                                 """,
 617                            cxxflags='-Wno-unused-parameter',
 618                            msg='Checking for boost process library',
 619                            lib=deps,
 620                            uselib_store='BOOST_PROCESS')
 621
 622     # Other stuff
 623
 624     conf.find_program('msgfmt', var='MSGFMT')
 625     conf.check(header_name='valgrind/memcheck.h', mandatory=False)
 626
 627     datadir = conf.env.DATADIR
 628     if not datadir:
 629         datadir = os.path.join(conf.env.PREFIX, 'share')
 630
 631     conf.define('LOCALEDIR', os.path.join(datadir, 'locale'))
 632     conf.define('DATADIR', datadir)
 633
 634     conf.recurse('src')
 635     if not conf.env.DISABLE_TESTS:
 636         conf.recurse('test')
 637
 638     Logs.pprint('YELLOW', '')
 639     if conf.env.TARGET_WINDOWS_64 or conf.env.TARGET_WINDOWS_32:
 640         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Windows')
 641     elif conf.env.TARGET_LINUX:
 642         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Linux')
 643     elif conf.env.TARGET_OSX:
 644         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': macOS')
 645
 646     def report(name, variable):
 647         linkage = ''
 648         if variable:
 649             linkage = 'static'
 650         else:
 651             linkage = 'dynamic'
 652         Logs.pprint('YELLOW', '\t%s: %s' % (name.ljust(25), linkage))
 653
 654     report('DCP-o-matic libraries', conf.options.static_dcpomatic)
 655     report('Boost', conf.options.static_boost)
 656     report('wxWidgets', conf.options.static_wxwidgets)
 657     report('FFmpeg', conf.options.static_ffmpeg)
 658     report('libxml++', conf.options.static_xmlpp)
 659     report('xmlsec', conf.options.static_xmlsec)
 660     report('libssh', conf.options.static_ssh)
 661     report('libcxml', conf.options.static_cxml)
 662     report('libdcp', conf.options.static_dcp)
 663     report('libcurl', conf.options.static_curl)
 664
 665     Logs.pprint('YELLOW', '')
 666
 667 def build(bld):
 668     create_version_cc(VERSION, bld.env.CXXFLAGS)
 669
 670     # waf can't find these dependencies by itself because they are only included if DCPOMATIC_GROK is defined,
 671     # and I can't find a way to pass that to waf's dependency scanner
 672     if bld.env.ENABLE_GROK:
 673         for dep in (
 674                 'src/lib/j2k_encoder.cc',
 675                 'src/tools/dcpomatic.cc',
 676                 'src/tools/dcpomatic_server.cc',
 677                 'src/tools/dcpomatic_server_cli.cc',
 678                 'src/tools/dcpomatic_batch.cc'
 679         ):
 680             bld.add_manual_dependency(bld.path.find_node(dep), bld.path.find_node('src/lib/grok/context.h'))
 681             bld.add_manual_dependency(bld.path.find_node(dep), bld.path.find_node('src/lib/grok/messenger.h'))
 682
 683         bld.add_manual_dependency(bld.path.find_node('src/wx/full_config_dialog.cc'), bld.path.find_node('src/wx/grok/gpu_config_panel.h'))
 684
 685     bld.recurse('src')
 686     bld.recurse('graphics')
 687
 688     if not bld.env.DISABLE_TESTS:
 689         bld.recurse('test')
 690     if bld.env.TARGET_WINDOWS_64 or bld.env.TARGET_WINDOWS_32:
 691         bld.recurse('platform/windows')
 692     if bld.env.TARGET_LINUX:
 693         bld.recurse('platform/linux')
 694     if bld.env.TARGET_OSX:
 695         bld.recurse('platform/osx')
 696
 697     if not bld.env.TARGET_WINDOWS_64 and not bld.env.TARGET_WINDOWS_32:
 698         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Regular.ttf')
 699         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Italic.ttf')
 700         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Bold.ttf')
 701
 702     bld.add_post_fun(post)
 703
 704 def git_revision():
 705     if not os.path.exists('.git'):
 706         return None
 707
 708     cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 709     output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 710     if len(output) == 0:
 711         return None
 712     o = output[0].decode('utf-8')
 713     return o.replace("commit ", "")[0:10]
 714
 715 def dist(ctx):
 716     r = git_revision()
 717     if r is not None:
 718         f = open('.git_revision', 'w')
 719         print(r, file=f)
 720         f.close()
 721
 722     ctx.excl = """
 723                TODO core *~ src/wx/*~ src/lib/*~ builds/*~ doc/manual/*~ src/tools/*~ *.pyc .waf* build .git
 724                deps alignment hacks sync *.tar.bz2 *.exe .lock* *build-windows doc/manual/pdf doc/manual/html
 725                GRSYMS GRTAGS GSYMS GTAGS compile_commands.json
 726                """
 727
 728 def create_version_cc(version, cxx_flags):
 729     commit = git_revision()
 730     if commit is None and os.path.exists('.git_revision'):
 731         f = open('.git_revision', 'r')
 732         commit = f.readline().strip()
 733
 734     if commit is None:
 735         commit = 'release'
 736
 737     try:
 738         text =  '#include "version.h"\n'
 739         text += 'char const * dcpomatic_git_commit = \"%s\";\n' % commit
 740         text += 'char const * dcpomatic_version = \"%s\";\n' % version
 741
 742         t = ''
 743         for f in cxx_flags:
 744             f = f.replace('"', '\\"')
 745             t += f + ' '
 746         text += 'char const * dcpomatic_cxx_flags = \"%s\";\n' % t[:-1]
 747
 748         print('Writing version information to src/lib/version.cc')
 749         o = open('src/lib/version.cc', 'w')
 750         o.write(text)
 751         o.close()
 752     except IOError:
 753         print('Could not open src/lib/version.cc for writing\n')
 754         sys.exit(-1)
 755
 756 def post(ctx):
 757     if ctx.cmd == 'install' and ctx.env.TARGET_LINUX:
 758         ctx.exec_command('/sbin/ldconfig')
 759         exe = os.path.join(ctx.env['INSTALL_PREFIX'], 'bin/dcpomatic2_disk_writer')
 760         if os.path.exists(exe):
 761             os.system('setcap "cap_dac_override+ep cap_sys_admin+ep" %s' % exe)
 762
 763 def pot(bld):
 764     bld.recurse('src')
 765
 766 def pot_merge(bld):
 767     bld.recurse('src')
 768
 769 def supporters(bld):
 770     r = os.system('curl -m 2 -s -f https://dcpomatic.com/supporters.cc > src/wx/supporters.cc')
 771     if (r >> 8) == 0:
 772         r = os.system('curl -s -f https://dcpomatic.com/subscribers.cc > src/wx/subscribers.cc')
 773     if (r >> 8) != 0:
 774         raise Exception("Could not download supporters lists (%d)" % (r >> 8))
 775
 776 def tags(bld):
 777     os.system('etags src/lib/*.cc src/lib/*.h src/wx/*.cc src/wx/*.h src/tools/*.cc')
 778
 779 def cppcheck(bld):
 780     os.system('cppcheck --enable=all --quiet .')