wscript

   1 #
   2 #    Copyright (C) 2012-2019 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
  39 this_version = subprocess.Popen(shlex.split('git tag -l --points-at HEAD'), stdout=subprocess.PIPE).communicate()[0]
  40 last_version = subprocess.Popen(shlex.split('git describe --tags --abbrev=0'), stdout=subprocess.PIPE).communicate()[0]
  41
  42 # Python 2/3 compatibility; I don't really understand what's going on here
  43 if not isinstance(this_version, str):
  44     this_version = this_version.decode('utf-8')
  45 if not isinstance(last_version, str):
  46     last_version = last_version.decode('utf-8')
  47
  48 if this_version == '':
  49     VERSION = '%sdevel' % last_version[1:].strip()
  50 else:
  51     VERSION = this_version[1:].strip()
  52
  53 def options(opt):
  54     opt.load('compiler_cxx')
  55     opt.load('winres')
  56
  57     opt.add_option('--enable-debug',      action='store_true', default=False, help='build with debugging information and without optimisation')
  58     opt.add_option('--disable-gui',       action='store_true', default=False, help='disable building of GUI tools')
  59     opt.add_option('--disable-tests',     action='store_true', default=False, help='disable building of tests')
  60     opt.add_option('--install-prefix',                         default=None,  help='prefix of where DCP-o-matic will be installed')
  61     opt.add_option('--target-windows',    action='store_true', default=False, help='set up to do a cross-compile to make a Windows package')
  62     opt.add_option('--static-dcpomatic',  action='store_true', default=False, help='link to components of DCP-o-matic statically')
  63     opt.add_option('--static-boost',      action='store_true', default=False, help='link statically to Boost')
  64     opt.add_option('--static-wxwidgets',  action='store_true', default=False, help='link statically to wxWidgets')
  65     opt.add_option('--static-ffmpeg',     action='store_true', default=False, help='link statically to FFmpeg')
  66     opt.add_option('--static-xmlpp',      action='store_true', default=False, help='link statically to libxml++')
  67     opt.add_option('--static-xmlsec',     action='store_true', default=False, help='link statically to xmlsec')
  68     opt.add_option('--static-ssh',        action='store_true', default=False, help='link statically to libssh')
  69     opt.add_option('--static-cxml',       action='store_true', default=False, help='link statically to libcxml')
  70     opt.add_option('--static-dcp',        action='store_true', default=False, help='link statically to libdcp')
  71     opt.add_option('--static-sub',        action='store_true', default=False, help='link statically to libsub')
  72     opt.add_option('--static-curl',       action='store_true', default=False, help='link statically to libcurl')
  73     opt.add_option('--workaround-gssapi', action='store_true', default=False, help='link to gssapi_krb5')
  74     opt.add_option('--force-cpp11',       action='store_true', default=False, help='force use of C++11')
  75     opt.add_option('--use-lld',           action='store_true', default=False, help='use lld linker')
  76     opt.add_option('--enable-disk',       action='store_true', default=False, help='build dcpomatic2_disk tool; requires Boost process, lwext4 and nanomsg libraries')
  77     opt.add_option('--warnings-are-errors', action='store_true', default=False, help='build with -Werror')
  78
  79 def configure(conf):
  80     conf.load('compiler_cxx')
  81     conf.load('clang_compilation_database', tooldir=['waf-tools'])
  82     if conf.options.target_windows:
  83         conf.load('winres')
  84
  85     # Save conf.options that we need elsewhere in conf.env
  86     conf.env.DISABLE_GUI = conf.options.disable_gui
  87     conf.env.DISABLE_TESTS = conf.options.disable_tests
  88     conf.env.TARGET_WINDOWS = conf.options.target_windows
  89     conf.env.TARGET_OSX = sys.platform == 'darwin'
  90     conf.env.TARGET_LINUX = not conf.env.TARGET_WINDOWS and not conf.env.TARGET_OSX
  91     conf.env.VERSION = VERSION
  92     conf.env.DEBUG = conf.options.enable_debug
  93     conf.env.STATIC_DCPOMATIC = conf.options.static_dcpomatic
  94     conf.env.ENABLE_DISK = conf.options.enable_disk
  95     if conf.options.install_prefix is None:
  96         conf.env.INSTALL_PREFIX = conf.env.PREFIX
  97     else:
  98         conf.env.INSTALL_PREFIX = conf.options.install_prefix
  99
 100     # Common CXXFLAGS
 101     conf.env.append_value('CXXFLAGS', ['-D__STDC_CONSTANT_MACROS',
 102                                        '-D__STDC_LIMIT_MACROS',
 103                                        '-D__STDC_FORMAT_MACROS',
 104                                        '-msse',
 105                                        '-fno-strict-aliasing',
 106                                        '-Wall',
 107                                        '-Wextra',
 108                                        '-Wwrite-strings',
 109                                        # I tried and failed to ignore these with _Pragma
 110                                        '-Wno-ignored-qualifiers',
 111                                        '-D_FILE_OFFSET_BITS=64'])
 112
 113     if conf.options.force_cpp11:
 114         conf.env.append_value('CXXFLAGS', ['-std=c++11', '-DBOOST_NO_CXX11_SCOPED_ENUMS'])
 115
 116     if conf.options.warnings_are_errors:
 117         conf.env.append_value('CXXFLAGS', '-Werror')
 118
 119     if conf.env['CXX_NAME'] == 'gcc':
 120         gcc = conf.env['CC_VERSION']
 121         if int(gcc[0]) >= 8:
 122             # I tried and failed to ignore these with _Pragma
 123             conf.env.append_value('CXXFLAGS', ['-Wno-cast-function-type'])
 124         have_c11 = int(gcc[0]) >= 4 and int(gcc[1]) >= 8 and int(gcc[2]) >= 1
 125         # Most gccs still give these warnings from boost::optional
 126         conf.env.append_value('CXXFLAGS', ['-Wno-maybe-uninitialized'])
 127     else:
 128         have_c11 = False
 129
 130     if conf.options.enable_debug:
 131         conf.env.append_value('CXXFLAGS', ['-g', '-DDCPOMATIC_DEBUG', '-fno-omit-frame-pointer'])
 132     else:
 133         conf.env.append_value('CXXFLAGS', '-O2')
 134
 135     if conf.options.enable_disk:
 136         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_DISK')
 137
 138     if conf.options.use_lld:
 139         try:
 140             conf.find_program('ld.lld')
 141             conf.env.append_value('LINKFLAGS', '-fuse-ld=lld')
 142         except conf.errors.ConfigurationError:
 143             pass
 144
 145     #
 146     # Windows/Linux/OS X specific
 147     #
 148
 149     # Windows
 150     if conf.env.TARGET_WINDOWS:
 151         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_WINDOWS')
 152         conf.env.append_value('CXXFLAGS', '-DWIN32_LEAN_AND_MEAN')
 153         conf.env.append_value('CXXFLAGS', '-DBOOST_USE_WINDOWS_H')
 154         conf.env.append_value('CXXFLAGS', '-DUNICODE')
 155         conf.env.append_value('CXXFLAGS', '-DBOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN')
 156         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 157         conf.env.append_value('CXXFLAGS', '-std=c++11')
 158         conf.env.append_value('CXXFLAGS', '-Wcast-align')
 159         wxrc = os.popen('wx-config --rescomp').read().split()[1:]
 160         conf.env.append_value('WINRCFLAGS', wxrc)
 161         if conf.options.enable_debug:
 162             conf.env.append_value('CXXFLAGS', ['-mconsole'])
 163             conf.env.append_value('LINKFLAGS', ['-mconsole'])
 164         conf.check(lib='ws2_32', uselib_store='WINSOCK2', msg="Checking for library winsock2")
 165         conf.check(lib='dbghelp', uselib_store='DBGHELP', msg="Checking for library dbghelp")
 166         conf.check(lib='shlwapi', uselib_store='SHLWAPI', msg="Checking for library shlwapi")
 167         conf.check(lib='mswsock', uselib_store='MSWSOCK', msg="Checking for library mswsock")
 168         conf.check(lib='ole32', uselib_store='OLE32', msg="Checking for library ole32")
 169         conf.check(lib='dsound', uselib_store='DSOUND', msg="Checking for library dsound")
 170         conf.check(lib='winmm', uselib_store='WINMM', msg="Checking for library winmm")
 171         conf.check(lib='ksuser', uselib_store='KSUSER', msg="Checking for library ksuser")
 172         conf.check(lib='setupapi', uselib_store='SETUPAPI', msg="Checking for library setupapi")
 173         boost_lib_suffix = '-mt'
 174         boost_thread = 'boost_thread-mt'
 175         conf.check_cxx(fragment="""
 176                                #include <boost/locale.hpp>\n
 177                                int main() { std::locale::global (boost::locale::generator().generate ("")); }\n
 178                                """,
 179                                msg='Checking for boost locale library',
 180                                libpath='/usr/local/lib',
 181                                lib=['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 182                                uselib_store='BOOST_LOCALE')
 183
 184     # POSIX
 185     if conf.env.TARGET_LINUX or conf.env.TARGET_OSX:
 186         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_POSIX')
 187         boost_lib_suffix = ''
 188         boost_thread = 'boost_thread'
 189         conf.env.append_value('LINKFLAGS', '-pthread')
 190
 191     # Linux
 192     if conf.env.TARGET_LINUX:
 193         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 194         conf.env.append_value('CXXFLAGS', '-DLINUX_LOCALE_PREFIX="%s/share/locale"' % conf.env['INSTALL_PREFIX'])
 195         conf.env.append_value('CXXFLAGS', '-DLINUX_SHARE_PREFIX="%s/share"' % conf.env['INSTALL_PREFIX'])
 196         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_LINUX')
 197         conf.env.append_value('CXXFLAGS', ['-Wlogical-op', '-Wcast-align'])
 198         conf.check(lib='dl', uselib_store='DL', msg='Checking for library dl')
 199
 200     # OSX
 201     if conf.env.TARGET_OSX:
 202         conf.env.append_value('CXXFLAGS', ['-DDCPOMATIC_OSX'])
 203         conf.env.append_value('LINKFLAGS', '-headerpad_max_install_names')
 204
 205     #
 206     # Dependencies.
 207     #
 208
 209     # It should be possible to use check_cfg for both dynamic and static linking, but
 210     # e.g. pkg-config --libs --static foo returns some libraries that should be statically
 211     # linked and others that should be dynamic.  This doesn't work too well with waf
 212     # as it wants them separate.
 213
 214     # libcurl
 215     if conf.options.static_curl:
 216         conf.env.STLIB_CURL = ['curl']
 217         conf.env.LIB_CURL = ['ssh2', 'idn']
 218     else:
 219         conf.check_cfg(package='libcurl', args='--cflags --libs', atleast_version='7.19.1', uselib_store='CURL', mandatory=True)
 220
 221     # libicu
 222     if conf.check_cfg(package='icu-i18n', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 223         if conf.check_cfg(package='icu', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 224             conf.check_cxx(fragment="""
 225                             #include <unicode/ucsdet.h>
 226                             int main(void) {
 227                                 UErrorCode status = U_ZERO_ERROR;
 228                                 UCharsetDetector* detector = ucsdet_open (&status);
 229                                 return 0; }\n
 230                             """,
 231                        mandatory=True,
 232                        msg='Checking for libicu',
 233                        okmsg='yes',
 234                        libpath=['/usr/local/lib', '/usr/lib', '/usr/lib/x86_64-linux-gnu'],
 235                        lib=['icuio', 'icui18n', 'icudata', 'icuuc'],
 236                        uselib_store='ICU')
 237
 238     # libsamplerate
 239     conf.check_cfg(package='samplerate', args='--cflags --libs', uselib_store='SAMPLERATE', mandatory=True)
 240
 241     # glib
 242     conf.check_cfg(package='glib-2.0', args='--cflags --libs', uselib_store='GLIB', mandatory=True)
 243
 244     # libzip
 245     conf.check_cfg(package='libzip', args='--cflags --libs', uselib_store='ZIP', mandatory=True)
 246     conf.check_cxx(fragment="""
 247                             #include <zip.h>
 248                             int main() { zip_source_t* foo; }
 249                             """,
 250                    mandatory=False,
 251                    msg="Checking for zip_source_t",
 252                    uselib="ZIP",
 253                    define_name='DCPOMATIC_HAVE_ZIP_SOURCE_T'
 254                    )
 255
 256     # libbz2; must be explicitly linked on macOS for some reason
 257     conf.check_cxx(fragment="""
 258                             #include <bzlib.h>
 259                             int main() { BZ2_bzCompressInit(0, 0, 0, 0); }
 260                             """,
 261                    mandatory=True,
 262                    msg="Checking for libbz2",
 263                    okmsg='yes',
 264                    lib='bz2',
 265                    uselib_store="BZ2"
 266                    )
 267
 268     # fontconfig
 269     conf.check_cfg(package='fontconfig', args='--cflags --libs', uselib_store='FONTCONFIG', mandatory=True)
 270
 271     # pangomm
 272     conf.check_cfg(package='pangomm-1.4', args='--cflags --libs', uselib_store='PANGOMM', mandatory=True)
 273
 274     # cairomm
 275     conf.check_cfg(package='cairomm-1.0', args='--cflags --libs', uselib_store='CAIROMM', mandatory=True)
 276
 277     # leqm_nrt
 278     conf.check_cfg(package='leqm_nrt', args='--cflags --libs', uselib_store='LEQM_NRT', mandatory=True)
 279
 280     test_cxxflags = ''
 281     if have_c11:
 282         test_cxxflags = '-std=c++11'
 283
 284     # See if we have Cairo::ImageSurface::format_stride_for_width; Centos 5 does not
 285     conf.check_cxx(fragment="""
 286                             #include <cairomm/cairomm.h>
 287                             int main(void) {
 288                                 Cairo::ImageSurface::format_stride_for_width (Cairo::FORMAT_ARGB32, 1024);\n
 289                                 return 0; }\n
 290                             """,
 291                        mandatory=False,
 292                        cxxflags=test_cxxflags,
 293                        msg='Checking for format_stride_for_width',
 294                        okmsg='yes',
 295                        includes=conf.env['INCLUDES_CAIROMM'],
 296                        uselib='CAIROMM',
 297                        define_name='DCPOMATIC_HAVE_FORMAT_STRIDE_FOR_WIDTH')
 298
 299     # See if we have Pango::Layout::show_in_cairo_context; Centos 5 does not
 300     conf.check_cxx(fragment="""
 301                             #include <pangomm.h>
 302                             int main(void) {
 303                                 Cairo::RefPtr<Cairo::Context> context;
 304                                 Glib::RefPtr<Pango::Layout> layout;
 305                                 layout->show_in_cairo_context (context);
 306                                 return 0; }\n
 307                             """,
 308                        mandatory=False,
 309                        msg='Checking for show_in_cairo_context',
 310                        cxxflags=test_cxxflags,
 311                        okmsg='yes',
 312                        includes=conf.env['INCLUDES_PANGOMM'],
 313                        uselib='PANGOMM',
 314                        define_name='DCPOMATIC_HAVE_SHOW_IN_CAIRO_CONTEXT')
 315
 316
 317     # libcxml
 318     if conf.options.static_cxml:
 319         conf.check_cfg(package='libcxml', atleast_version='0.16.0', args='--cflags', uselib_store='CXML', mandatory=True)
 320         conf.env.STLIB_CXML = ['cxml']
 321     else:
 322         conf.check_cfg(package='libcxml', atleast_version='0.16.0', args='--cflags --libs', uselib_store='CXML', mandatory=True)
 323
 324     # libssh
 325     if conf.options.static_ssh:
 326         conf.env.STLIB_SSH = ['ssh']
 327         if conf.options.workaround_gssapi:
 328             conf.env.LIB_SSH = ['gssapi_krb5']
 329     else:
 330         conf.check_cxx(fragment="""
 331                                #include <libssh/libssh.h>\n
 332                                int main () {\n
 333                                ssh_new ();\n
 334                                return 0;\n
 335                                }
 336                                """,
 337                       msg='Checking for library libssh',
 338                       mandatory=True,
 339                       lib='ssh',
 340                       uselib_store='SSH')
 341
 342     # libdcp
 343     if conf.options.static_dcp:
 344         conf.check_cfg(package='libdcp-1.0', atleast_version='1.6.7', args='--cflags', uselib_store='DCP', mandatory=True)
 345         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 346         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-carl', 'kumu-carl', 'openjp2']
 347         conf.env.LIB_DCP = ['glibmm-2.4', 'ssl', 'crypto', 'bz2', 'xslt', 'xerces-c']
 348     else:
 349         conf.check_cfg(package='libdcp-1.0', atleast_version='1.6.7', args='--cflags --libs', uselib_store='DCP', mandatory=True)
 350         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 351
 352     # libsub
 353     if conf.options.static_sub:
 354         conf.check_cfg(package='libsub-1.0', atleast_version='1.4.7', args='--cflags', uselib_store='SUB', mandatory=True)
 355         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 356         conf.env.STLIB_SUB = ['sub-1.0']
 357     else:
 358         conf.check_cfg(package='libsub-1.0', atleast_version='1.4.7', args='--cflags --libs', uselib_store='SUB', mandatory=True)
 359         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 360
 361     # libxml++
 362     if conf.options.static_xmlpp:
 363         conf.env.STLIB_XMLPP = ['xml++-2.6']
 364         conf.env.LIB_XMLPP = ['xml2']
 365     else:
 366         conf.check_cfg(package='libxml++-2.6', args='--cflags --libs', uselib_store='XMLPP', mandatory=True)
 367
 368     # libxmlsec
 369     if conf.options.static_xmlsec:
 370         if conf.check_cxx(lib='xmlsec1-openssl', mandatory=False):
 371             conf.env.STLIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 372         else:
 373             conf.env.STLIB_XMLSEC = ['xmlsec1']
 374     else:
 375         conf.env.LIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 376
 377     # nettle
 378     conf.check_cfg(package="nettle", args='--cflags --libs', uselib_store='NETTLE', mandatory=True)
 379
 380     # libpng
 381     conf.check_cfg(package='libpng', args='--cflags --libs', uselib_store='PNG', mandatory=True)
 382
 383     # lwext4
 384     if conf.options.enable_disk:
 385         conf.check_cxx(fragment="""
 386                                 #include <lwext4/ext4.h>\n
 387                                 int main() { ext4_mount("ext4_fs", "/mp/", false); }\n
 388                                 """,
 389                                 msg='Checking for lwext4 library',
 390                                 libpath='/usr/local/lib',
 391                                 lib=['lwext4', 'blockdev'],
 392                                 uselib_store='LWEXT4')
 393
 394     if conf.env.TARGET_LINUX and conf.options.enable_disk:
 395         conf.check_cfg(package='polkit-gobject-1', args='--cflags --libs', uselib_store='POLKIT', mandatory=True)
 396
 397     # nanomsg
 398     if conf.options.enable_disk:
 399         if conf.check_cfg(package='nanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=False) is None:
 400             conf.check_cfg(package='libnanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=True)
 401         if conf.env.TARGET_LINUX:
 402             # We link with nanomsg statically on Centos 8 so we need to link this as well
 403             conf.env.LIB_NANOMSG.append('anl')
 404
 405     # FFmpeg
 406     if conf.options.static_ffmpeg:
 407         names = ['avformat', 'avfilter', 'avcodec', 'avutil', 'swscale', 'postproc', 'swresample']
 408         for name in names:
 409             static = subprocess.Popen(shlex.split('pkg-config --static --libs lib%s' % name), stdout=subprocess.PIPE).communicate()[0].decode('utf-8')
 410             libs = []
 411             stlibs = []
 412             include = []
 413             libpath = []
 414             for s in static.split():
 415                 if s.startswith('-L'):
 416                     libpath.append(s[2:])
 417                 elif s.startswith('-I'):
 418                     include.append(s[2:])
 419                 elif s.startswith('-l'):
 420                     if s[2:] not in names:
 421                         libs.append(s[2:])
 422                     else:
 423                         stlibs.append(s[2:])
 424
 425             conf.env['LIB_%s' % name.upper()] = libs
 426             conf.env['STLIB_%s' % name.upper()] = stlibs
 427             conf.env['INCLUDES_%s' % name.upper()] = include
 428             conf.env['LIBPATH_%s' % name.upper()] = libpath
 429     else:
 430         conf.check_cfg(package='libavformat', args='--cflags --libs', uselib_store='AVFORMAT', mandatory=True)
 431         conf.check_cfg(package='libavfilter', args='--cflags --libs', uselib_store='AVFILTER', mandatory=True)
 432         conf.check_cfg(package='libavcodec', args='--cflags --libs', uselib_store='AVCODEC', mandatory=True)
 433         conf.check_cfg(package='libavutil', args='--cflags --libs', uselib_store='AVUTIL', mandatory=True)
 434         conf.check_cfg(package='libswscale', args='--cflags --libs', uselib_store='SWSCALE', mandatory=True)
 435         conf.check_cfg(package='libpostproc', args='--cflags --libs', uselib_store='POSTPROC', mandatory=True)
 436         conf.check_cfg(package='libswresample', args='--cflags --libs', uselib_store='SWRESAMPLE', mandatory=True)
 437
 438     # Check to see if we have our version of FFmpeg that allows us to get at EBUR128 results
 439     conf.check_cxx(fragment="""
 440                             extern "C" {\n
 441                             #include <libavfilter/f_ebur128.h>\n
 442                             }\n
 443                             int main () { av_ebur128_get_true_peaks (0); }\n
 444                             """,
 445                    msg='Checking for EBUR128-patched FFmpeg',
 446                    uselib='AVCODEC AVFILTER',
 447                    define_name='DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG',
 448                    mandatory=False)
 449
 450     # Check to see if we have our AVSubtitleRect has a pict member
 451     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 452     conf.check_cxx(fragment="""
 453                             extern "C" {\n
 454                             #include <libavcodec/avcodec.h>\n
 455                             }\n
 456                             int main () { AVSubtitleRect r; r.pict; }\n
 457                             """,
 458                    msg='Checking for AVSubtitleRect::pict',
 459                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 460                    uselib='AVCODEC',
 461                    define_name='DCPOMATIC_HAVE_AVSUBTITLERECT_PICT',
 462                    mandatory=False)
 463
 464     # Check to see if we have our AVComponentDescriptor has a depth_minus1 member
 465     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 466     conf.check_cxx(fragment="""
 467                             extern "C" {\n
 468                             #include <libavutil/pixdesc.h>\n
 469                             }\n
 470                             int main () { AVComponentDescriptor d; d.depth_minus1; }\n
 471                             """,
 472                    msg='Checking for AVComponentDescriptor::depth_minus1',
 473                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 474                    uselib='AVUTIL',
 475                    define_name='DCPOMATIC_HAVE_AVCOMPONENTDESCRIPTOR_DEPTH_MINUS1',
 476                    mandatory=False)
 477
 478     # Hack: the previous two check_cxx calls end up copying their (necessary) cxxflags
 479     # to these variables.  We don't want to use these for the actual build, so clean them out.
 480     conf.env['CXXFLAGS_AVCODEC'] = []
 481     conf.env['CXXFLAGS_AVUTIL'] = []
 482
 483     if conf.env.TARGET_LINUX:
 484         conf.env.LIB_X11 = ['X11']
 485
 486     # Boost
 487     if conf.options.static_boost:
 488         conf.env.STLIB_BOOST_THREAD = ['boost_thread']
 489         conf.env.STLIB_BOOST_FILESYSTEM = ['boost_filesystem%s' % boost_lib_suffix]
 490         conf.env.STLIB_BOOST_DATETIME = ['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 491         conf.env.STLIB_BOOST_SIGNALS2 = ['boost_signals2']
 492         conf.env.STLIB_BOOST_SYSTEM = ['boost_system']
 493         conf.env.STLIB_BOOST_REGEX = ['boost_regex']
 494     else:
 495         conf.check_cxx(fragment="""
 496                             #include <boost/version.hpp>\n
 497                             #if BOOST_VERSION < 104500\n
 498                             #error boost too old\n
 499                             #endif\n
 500                             int main(void) { return 0; }\n
 501                             """,
 502                        mandatory=True,
 503                        msg='Checking for boost library >= 1.45',
 504                        okmsg='yes',
 505                        errmsg='too old\nPlease install boost version 1.45 or higher.')
 506
 507         conf.check_cxx(fragment="""
 508                             #include <boost/thread.hpp>\n
 509                             int main() { boost::thread t; }\n
 510                             """,
 511                        msg='Checking for boost threading library',
 512                        libpath='/usr/local/lib',
 513                        lib=[boost_thread, 'boost_system%s' % boost_lib_suffix],
 514                        uselib_store='BOOST_THREAD')
 515
 516         conf.check_cxx(fragment="""
 517                             #include <boost/filesystem.hpp>\n
 518                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 519                             """,
 520                        msg='Checking for boost filesystem library',
 521                        libpath='/usr/local/lib',
 522                        lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 523                        uselib_store='BOOST_FILESYSTEM')
 524
 525         conf.check_cxx(fragment="""
 526                             #include <boost/date_time.hpp>\n
 527                             int main() { boost::gregorian::day_clock::local_day(); }\n
 528                             """,
 529                        msg='Checking for boost datetime library',
 530                        libpath='/usr/local/lib',
 531                        lib=['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 532                        uselib_store='BOOST_DATETIME')
 533
 534         conf.check_cxx(fragment="""
 535                             #include <boost/signals2.hpp>\n
 536                             int main() { boost::signals2::signal<void (int)> x; }\n
 537                             """,
 538                        msg='Checking for boost signals2 library',
 539                        uselib_store='BOOST_SIGNALS2')
 540
 541         conf.check_cxx(fragment="""
 542                             #include <boost/regex.hpp>\n
 543                             int main() { boost::regex re ("foo"); }\n
 544                             """,
 545                        msg='Checking for boost regex library',
 546                        lib=['boost_regex%s' % boost_lib_suffix],
 547                        uselib_store='BOOST_REGEX')
 548
 549         # Really just checking for the header here (there's no associated library) but the test
 550         # program has to link with boost_system so I'm doing it this way.
 551         if conf.options.enable_disk:
 552             deps = ['boost_system%s' % boost_lib_suffix]
 553             if conf.env.TARGET_WINDOWS:
 554                 deps.append('ws2_32')
 555                 deps.append('boost_filesystem%s' % boost_lib_suffix)
 556             conf.check_cxx(fragment="""
 557                                 #include <boost/process.hpp>\n
 558                                 int main() { new boost::process::child("foo"); }\n
 559                                 """,
 560                            cxxflags='-Wno-unused-parameter',
 561                            msg='Checking for boost process library',
 562                            lib=deps,
 563                            uselib_store='BOOST_PROCESS')
 564
 565     # libxml++ requires glibmm and versions of glibmm 2.45.31 and later
 566     # must be built with -std=c++11 as they use c++11
 567     # features and c++11 is not (yet) the default in gcc.
 568     glibmm_version = conf.cmd_and_log(['pkg-config', '--modversion', 'glibmm-2.4'], output=Context.STDOUT, quiet=Context.BOTH)
 569     s = glibmm_version.split('.')
 570     v = (int(s[0]) << 16) | (int(s[1]) << 8) | int(s[2])
 571     if v >= 0x022D1F:
 572         conf.env.append_value('CXXFLAGS', '-std=c++11')
 573
 574     # Other stuff
 575
 576     conf.find_program('msgfmt', var='MSGFMT')
 577     conf.check(header_name='valgrind/memcheck.h', mandatory=False)
 578
 579     datadir = conf.env.DATADIR
 580     if not datadir:
 581         datadir = os.path.join(conf.env.PREFIX, 'share')
 582
 583     conf.define('LOCALEDIR', os.path.join(datadir, 'locale'))
 584     conf.define('DATADIR', datadir)
 585
 586     conf.recurse('src')
 587     if not conf.env.DISABLE_TESTS:
 588         conf.recurse('test')
 589
 590     Logs.pprint('YELLOW', '')
 591     if conf.env.TARGET_WINDOWS:
 592         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Windows')
 593     elif conf.env.TARGET_LINUX:
 594         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Linux')
 595     elif conf.env.TARGET_OSX:
 596         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': OS X')
 597
 598     def report(name, variable):
 599         linkage = ''
 600         if variable:
 601             linkage = 'static'
 602         else:
 603             linkage = 'dynamic'
 604         Logs.pprint('YELLOW', '\t%s: %s' % (name.ljust(25), linkage))
 605
 606     report('DCP-o-matic libraries', conf.options.static_dcpomatic)
 607     report('Boost', conf.options.static_boost)
 608     report('wxWidgets', conf.options.static_wxwidgets)
 609     report('FFmpeg', conf.options.static_ffmpeg)
 610     report('libxml++', conf.options.static_xmlpp)
 611     report('xmlsec', conf.options.static_xmlsec)
 612     report('libssh', conf.options.static_ssh)
 613     report('libcxml', conf.options.static_cxml)
 614     report('libdcp', conf.options.static_dcp)
 615     report('libcurl', conf.options.static_curl)
 616
 617     Logs.pprint('YELLOW', '')
 618
 619 def download_supporters(can_fail):
 620     r = os.system('curl -m 2 -s -f https://dcpomatic.com/supporters.cc > src/wx/supporters.cc')
 621     if (r >> 8) == 0:
 622         r = os.system('curl -s -f https://dcpomatic.com/subscribers.cc > src/wx/subscribers.cc')
 623     if (r >> 8) != 0:
 624         if can_fail:
 625             raise Exception("Could not download supporters lists (%d)" % (r >> 8))
 626         else:
 627             f = open('src/wx/supporters.cc', 'w')
 628             print('supported_by.Add(wxT("Debug build - no supporters lists available"));', file=f)
 629             f.close()
 630             f = open('src/wx/subscribers.cc', 'w')
 631             print('subscribers.Add(wxT("Debug build - no subscribers lists available"));', file=f)
 632             f.close()
 633
 634 def build(bld):
 635     create_version_cc(VERSION, bld.env.CXXFLAGS)
 636     download_supporters(not bld.env.DEBUG)
 637
 638     bld.recurse('src')
 639     bld.recurse('graphics')
 640
 641     if not bld.env.DISABLE_TESTS:
 642         bld.recurse('test')
 643     if bld.env.TARGET_WINDOWS:
 644         bld.recurse('platform/windows')
 645     if bld.env.TARGET_LINUX:
 646         bld.recurse('platform/linux')
 647     if bld.env.TARGET_OSX:
 648         bld.recurse('platform/osx')
 649
 650     if not bld.env.TARGET_WINDOWS:
 651         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Regular.ttf')
 652         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Italic.ttf')
 653         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Bold.ttf')
 654
 655     bld.add_post_fun(post)
 656
 657 def git_revision():
 658     if not os.path.exists('.git'):
 659         return None
 660
 661     cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 662     output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 663     if len(output) == 0:
 664         return None
 665     o = output[0].decode('utf-8')
 666     return o.replace("commit ", "")[0:10]
 667
 668 def dist(ctx):
 669     r = git_revision()
 670     if r is not None:
 671         f = open('.git_revision', 'w')
 672         print(r, file=f)
 673         f.close()
 674
 675     ctx.excl = """
 676                TODO core *~ src/wx/*~ src/lib/*~ builds/*~ doc/manual/*~ src/tools/*~ *.pyc .waf* build .git
 677                deps alignment hacks sync *.tar.bz2 *.exe .lock* *build-windows doc/manual/pdf doc/manual/html
 678                GRSYMS GRTAGS GSYMS GTAGS compile_commands.json
 679                """
 680
 681 def create_version_cc(version, cxx_flags):
 682     commit = git_revision()
 683     if commit is None and os.path.exists('.git_revision'):
 684         f = open('.git_revision', 'r')
 685         commit = f.readline().strip()
 686
 687     if commit is None:
 688         commit = 'release'
 689
 690     try:
 691         text =  '#include "version.h"\n'
 692         text += 'char const * dcpomatic_git_commit = \"%s\";\n' % commit
 693         text += 'char const * dcpomatic_version = \"%s\";\n' % version
 694
 695         t = ''
 696         for f in cxx_flags:
 697             f = f.replace('"', '\\"')
 698             t += f + ' '
 699         text += 'char const * dcpomatic_cxx_flags = \"%s\";\n' % t[:-1]
 700
 701         print('Writing version information to src/lib/version.cc')
 702         o = open('src/lib/version.cc', 'w')
 703         o.write(text)
 704         o.close()
 705     except IOError:
 706         print('Could not open src/lib/version.cc for writing\n')
 707         sys.exit(-1)
 708
 709 def post(ctx):
 710     if ctx.cmd == 'install' and ctx.env.TARGET_LINUX:
 711         ctx.exec_command('/sbin/ldconfig')
 712         # setuid root executables
 713         for e in ['dcpomatic2_uuid', 'dcpomatic2_disk_writer']:
 714             # I can't find anything which tells me where things have been installed to,
 715             # so here's some nasty hacks to guess.
 716             debian = os.path.join(ctx.out_dir, '../debian/dcpomatic/usr/bin/%s' % e)
 717             prefix = os.path.join(ctx.env['INSTALL_PREFIX'], 'bin/%s' % e)
 718             if os.path.exists(debian):
 719                 os.chmod(debian, 0o4755)
 720             if os.path.exists(prefix):
 721                 os.chmod(prefix, 0o4755)
 722
 723 def pot(bld):
 724     bld.recurse('src')
 725
 726 def pot_merge(bld):
 727     bld.recurse('src')
 728
 729 def tags(bld):
 730     os.system('etags src/lib/*.cc src/lib/*.h src/wx/*.cc src/wx/*.h src/tools/*.cc')
 731
 732 def cppcheck(bld):
 733     os.system('cppcheck --enable=all --quiet .')