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