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         elif int(gcc[0]) == 7:
 126             # There appears to be a GCC bug which lingered from major versions 5--7 and which
 127             # flags up these warnings all over the place in boost::optional.
 128             # These seems to be the only practical way to hide it
 129             conf.env.append_value('CXXFLAGS', ['-Wno-maybe-uninitialized'])
 130         have_c11 = int(gcc[0]) >= 4 and int(gcc[1]) >= 8 and int(gcc[2]) >= 1
 131     else:
 132         have_c11 = False
 133
 134     if conf.options.enable_debug:
 135         conf.env.append_value('CXXFLAGS', ['-g', '-DDCPOMATIC_DEBUG', '-fno-omit-frame-pointer'])
 136     else:
 137         conf.env.append_value('CXXFLAGS', '-O2')
 138
 139     if conf.options.variant is not None:
 140         conf.env.VARIANT = conf.options.variant
 141         if conf.options.variant.startswith('swaroop-'):
 142             conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_VARIANT_SWAROOP')
 143
 144     if conf.options.enable_disk:
 145         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_DISK')
 146
 147     if conf.options.use_lld:
 148         try:
 149             conf.find_program('ld.lld')
 150             conf.env.append_value('LINKFLAGS', '-fuse-ld=lld')
 151         except conf.errors.ConfigurationError:
 152             pass
 153
 154     #
 155     # Windows/Linux/OS X specific
 156     #
 157
 158     # Windows
 159     if conf.env.TARGET_WINDOWS:
 160         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_WINDOWS')
 161         conf.env.append_value('CXXFLAGS', '-DWIN32_LEAN_AND_MEAN')
 162         conf.env.append_value('CXXFLAGS', '-DBOOST_USE_WINDOWS_H')
 163         conf.env.append_value('CXXFLAGS', '-DUNICODE')
 164         conf.env.append_value('CXXFLAGS', '-DBOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN')
 165         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 166         conf.env.append_value('CXXFLAGS', '-std=c++11')
 167         conf.env.append_value('CXXFLAGS', '-Wcast-align')
 168         wxrc = os.popen('wx-config --rescomp').read().split()[1:]
 169         conf.env.append_value('WINRCFLAGS', wxrc)
 170         if conf.options.enable_debug:
 171             conf.env.append_value('CXXFLAGS', ['-mconsole'])
 172             conf.env.append_value('LINKFLAGS', ['-mconsole'])
 173         conf.check(lib='ws2_32', uselib_store='WINSOCK2', msg="Checking for library winsock2")
 174         conf.check(lib='dbghelp', uselib_store='DBGHELP', msg="Checking for library dbghelp")
 175         conf.check(lib='shlwapi', uselib_store='SHLWAPI', msg="Checking for library shlwapi")
 176         conf.check(lib='mswsock', uselib_store='MSWSOCK', msg="Checking for library mswsock")
 177         conf.check(lib='ole32', uselib_store='OLE32', msg="Checking for library ole32")
 178         conf.check(lib='dsound', uselib_store='DSOUND', msg="Checking for library dsound")
 179         conf.check(lib='winmm', uselib_store='WINMM', msg="Checking for library winmm")
 180         conf.check(lib='ksuser', uselib_store='KSUSER', msg="Checking for library ksuser")
 181         conf.check(lib='setupapi', uselib_store='SETUPAPI', msg="Checking for library setupapi")
 182         boost_lib_suffix = '-mt'
 183         boost_thread = 'boost_thread-mt'
 184         conf.check_cxx(fragment="""
 185                                #include <boost/locale.hpp>\n
 186                                int main() { std::locale::global (boost::locale::generator().generate ("")); }\n
 187                                """,
 188                                msg='Checking for boost locale library',
 189                                libpath='/usr/local/lib',
 190                                lib=['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 191                                uselib_store='BOOST_LOCALE')
 192
 193     # POSIX
 194     if conf.env.TARGET_LINUX or conf.env.TARGET_OSX:
 195         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_POSIX')
 196         boost_lib_suffix = ''
 197         boost_thread = 'boost_thread'
 198         conf.env.append_value('LINKFLAGS', '-pthread')
 199
 200     # Linux
 201     if conf.env.TARGET_LINUX:
 202         conf.env.append_value('CXXFLAGS', '-mfpmath=sse')
 203         conf.env.append_value('CXXFLAGS', '-DLINUX_LOCALE_PREFIX="%s/share/locale"' % conf.env['INSTALL_PREFIX'])
 204         conf.env.append_value('CXXFLAGS', '-DLINUX_SHARE_PREFIX="%s/share/dcpomatic2"' % conf.env['INSTALL_PREFIX'])
 205         conf.env.append_value('CXXFLAGS', '-DDCPOMATIC_LINUX')
 206         conf.env.append_value('CXXFLAGS', ['-Wlogical-op', '-Wcast-align'])
 207         conf.check(lib='dl', uselib_store='DL', msg='Checking for library dl')
 208
 209     # OSX
 210     if conf.env.TARGET_OSX:
 211         conf.env.append_value('CXXFLAGS', ['-DDCPOMATIC_OSX'])
 212         conf.env.append_value('LINKFLAGS', '-headerpad_max_install_names')
 213
 214     #
 215     # Dependencies.
 216     #
 217
 218     # It should be possible to use check_cfg for both dynamic and static linking, but
 219     # e.g. pkg-config --libs --static foo returns some libraries that should be statically
 220     # linked and others that should be dynamic.  This doesn't work too well with waf
 221     # as it wants them separate.
 222
 223     # libcurl
 224     if conf.options.static_curl:
 225         conf.env.STLIB_CURL = ['curl']
 226         conf.env.LIB_CURL = ['ssh2', 'idn']
 227     else:
 228         conf.check_cfg(package='libcurl', args='--cflags --libs', atleast_version='7.19.1', uselib_store='CURL', mandatory=True)
 229
 230     # libicu
 231     if conf.check_cfg(package='icu-i18n', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 232         if conf.check_cfg(package='icu', args='--cflags --libs', uselib_store='ICU', mandatory=False) is None:
 233             conf.check_cxx(fragment="""
 234                             #include <unicode/ucsdet.h>
 235                             int main(void) {
 236                                 UErrorCode status = U_ZERO_ERROR;
 237                                 UCharsetDetector* detector = ucsdet_open (&status);
 238                                 return 0; }\n
 239                             """,
 240                        mandatory=True,
 241                        msg='Checking for libicu',
 242                        okmsg='yes',
 243                        libpath=['/usr/local/lib', '/usr/lib', '/usr/lib/x86_64-linux-gnu'],
 244                        lib=['icuio', 'icui18n', 'icudata', 'icuuc'],
 245                        uselib_store='ICU')
 246
 247     # libsamplerate
 248     conf.check_cfg(package='samplerate', args='--cflags --libs', uselib_store='SAMPLERATE', mandatory=True)
 249
 250     # glib
 251     conf.check_cfg(package='glib-2.0', args='--cflags --libs', uselib_store='GLIB', mandatory=True)
 252
 253     # libzip
 254     conf.check_cfg(package='libzip', args='--cflags --libs', uselib_store='ZIP', mandatory=True)
 255     conf.check_cxx(fragment="""
 256                             #include <zip.h>
 257                             int main() { zip_source_t* foo; }
 258                             """,
 259                    mandatory=False,
 260                    msg="Checking for zip_source_t",
 261                    uselib="ZIP",
 262                    define_name='DCPOMATIC_HAVE_ZIP_SOURCE_T'
 263                    )
 264
 265     # fontconfig
 266     conf.check_cfg(package='fontconfig', args='--cflags --libs', uselib_store='FONTCONFIG', mandatory=True)
 267
 268     # pangomm
 269     conf.check_cfg(package='pangomm-1.4', args='--cflags --libs', uselib_store='PANGOMM', mandatory=True)
 270
 271     # cairomm
 272     conf.check_cfg(package='cairomm-1.0', args='--cflags --libs', uselib_store='CAIROMM', mandatory=True)
 273
 274     # leqm_nrt
 275     conf.check_cfg(package='leqm_nrt', args='--cflags --libs', uselib_store='LEQM_NRT', mandatory=True)
 276
 277     test_cxxflags = ''
 278     if have_c11:
 279         test_cxxflags = '-std=c++11'
 280
 281     # See if we have Cairo::ImageSurface::format_stride_for_width; Centos 5 does not
 282     conf.check_cxx(fragment="""
 283                             #include <cairomm/cairomm.h>
 284                             int main(void) {
 285                                 Cairo::ImageSurface::format_stride_for_width (Cairo::FORMAT_ARGB32, 1024);\n
 286                                 return 0; }\n
 287                             """,
 288                        mandatory=False,
 289                        cxxflags=test_cxxflags,
 290                        msg='Checking for format_stride_for_width',
 291                        okmsg='yes',
 292                        includes=conf.env['INCLUDES_CAIROMM'],
 293                        uselib='CAIROMM',
 294                        define_name='DCPOMATIC_HAVE_FORMAT_STRIDE_FOR_WIDTH')
 295
 296     # See if we have Pango::Layout::show_in_cairo_context; Centos 5 does not
 297     conf.check_cxx(fragment="""
 298                             #include <pangomm.h>
 299                             int main(void) {
 300                                 Cairo::RefPtr<Cairo::Context> context;
 301                                 Glib::RefPtr<Pango::Layout> layout;
 302                                 layout->show_in_cairo_context (context);
 303                                 return 0; }\n
 304                             """,
 305                        mandatory=False,
 306                        msg='Checking for show_in_cairo_context',
 307                        cxxflags=test_cxxflags,
 308                        okmsg='yes',
 309                        includes=conf.env['INCLUDES_PANGOMM'],
 310                        uselib='PANGOMM',
 311                        define_name='DCPOMATIC_HAVE_SHOW_IN_CAIRO_CONTEXT')
 312
 313
 314     # libcxml
 315     if conf.options.static_cxml:
 316         conf.check_cfg(package='libcxml', atleast_version='0.16.0', args='--cflags', uselib_store='CXML', mandatory=True)
 317         conf.env.STLIB_CXML = ['cxml']
 318     else:
 319         conf.check_cfg(package='libcxml', atleast_version='0.16.0', args='--cflags --libs', uselib_store='CXML', mandatory=True)
 320
 321     # libssh
 322     if conf.options.static_ssh:
 323         conf.env.STLIB_SSH = ['ssh']
 324         if conf.options.workaround_gssapi:
 325             conf.env.LIB_SSH = ['gssapi_krb5']
 326     else:
 327         conf.check_cxx(fragment="""
 328                                #include <libssh/libssh.h>\n
 329                                int main () {\n
 330                                ssh_new ();\n
 331                                return 0;\n
 332                                }
 333                                """,
 334                       msg='Checking for library libssh',
 335                       mandatory=True,
 336                       lib='ssh',
 337                       uselib_store='SSH')
 338
 339     # libdcp
 340     if conf.options.static_dcp:
 341         conf.check_cfg(package='libdcp-1.0', atleast_version='1.6.7', args='--cflags', uselib_store='DCP', mandatory=True)
 342         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 343         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-carl', 'kumu-carl', 'openjp2']
 344         conf.env.LIB_DCP = ['glibmm-2.4', 'ssl', 'crypto', 'bz2', 'xslt', 'xerces-c']
 345     else:
 346         conf.check_cfg(package='libdcp-1.0', atleast_version='1.6.7', args='--cflags --libs', uselib_store='DCP', mandatory=True)
 347         conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 348
 349     # libsub
 350     if conf.options.static_sub:
 351         conf.check_cfg(package='libsub-1.0', atleast_version='1.4.7', args='--cflags', uselib_store='SUB', mandatory=True)
 352         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 353         conf.env.STLIB_SUB = ['sub-1.0']
 354     else:
 355         conf.check_cfg(package='libsub-1.0', atleast_version='1.4.7', args='--cflags --libs', uselib_store='SUB', mandatory=True)
 356         conf.env.DEFINES_SUB = [f.replace('\\', '') for f in conf.env.DEFINES_SUB]
 357
 358     # libxml++
 359     if conf.options.static_xmlpp:
 360         conf.env.STLIB_XMLPP = ['xml++-2.6']
 361         conf.env.LIB_XMLPP = ['xml2']
 362     else:
 363         conf.check_cfg(package='libxml++-2.6', args='--cflags --libs', uselib_store='XMLPP', mandatory=True)
 364
 365     # libxmlsec
 366     if conf.options.static_xmlsec:
 367         if conf.check_cxx(lib='xmlsec1-openssl', mandatory=False):
 368             conf.env.STLIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 369         else:
 370             conf.env.STLIB_XMLSEC = ['xmlsec1']
 371     else:
 372         conf.env.LIB_XMLSEC = ['xmlsec1-openssl', 'xmlsec1']
 373
 374     # nettle
 375     conf.check_cfg(package="nettle", args='--cflags --libs', uselib_store='NETTLE', mandatory=True)
 376
 377     # libpng
 378     conf.check_cfg(package='libpng', args='--cflags --libs', uselib_store='PNG', mandatory=True)
 379
 380     # lwext4
 381     if conf.options.enable_disk:
 382         conf.check_cxx(fragment="""
 383                                 #include <lwext4/ext4.h>\n
 384                                 int main() { ext4_mount("ext4_fs", "/mp/", false); }\n
 385                                 """,
 386                                 msg='Checking for lwext4 library',
 387                                 libpath='/usr/local/lib',
 388                                 lib=['lwext4', 'blockdev'],
 389                                 uselib_store='LWEXT4')
 390
 391     if conf.env.TARGET_LINUX and conf.options.enable_disk:
 392         conf.check_cfg(package='polkit-gobject-1', args='--cflags --libs', uselib_store='POLKIT', mandatory=True)
 393
 394     # nanomsg
 395     if conf.options.enable_disk:
 396         if conf.check_cfg(package='nanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=False) is None:
 397             conf.check_cfg(package='libnanomsg', args='--cflags --libs', uselib_store='NANOMSG', mandatory=True)
 398         if conf.env.TARGET_LINUX:
 399             # We link with nanomsg statically on Centos 8 so we need to link this as well
 400             conf.env.LIB_NANOMSG.append('anl')
 401
 402     # FFmpeg
 403     if conf.options.static_ffmpeg:
 404         names = ['avformat', 'avfilter', 'avcodec', 'avutil', 'swscale', 'postproc', 'swresample']
 405         for name in names:
 406             static = subprocess.Popen(shlex.split('pkg-config --static --libs lib%s' % name), stdout=subprocess.PIPE).communicate()[0].decode('utf-8')
 407             libs = []
 408             stlibs = []
 409             include = []
 410             libpath = []
 411             for s in static.split():
 412                 if s.startswith('-L'):
 413                     libpath.append(s[2:])
 414                 elif s.startswith('-I'):
 415                     include.append(s[2:])
 416                 elif s.startswith('-l'):
 417                     if s[2:] not in names:
 418                         libs.append(s[2:])
 419                     else:
 420                         stlibs.append(s[2:])
 421
 422             conf.env['LIB_%s' % name.upper()] = libs
 423             conf.env['STLIB_%s' % name.upper()] = stlibs
 424             conf.env['INCLUDES_%s' % name.upper()] = include
 425             conf.env['LIBPATH_%s' % name.upper()] = libpath
 426     else:
 427         conf.check_cfg(package='libavformat', args='--cflags --libs', uselib_store='AVFORMAT', mandatory=True)
 428         conf.check_cfg(package='libavfilter', args='--cflags --libs', uselib_store='AVFILTER', mandatory=True)
 429         conf.check_cfg(package='libavcodec', args='--cflags --libs', uselib_store='AVCODEC', mandatory=True)
 430         conf.check_cfg(package='libavutil', args='--cflags --libs', uselib_store='AVUTIL', mandatory=True)
 431         conf.check_cfg(package='libswscale', args='--cflags --libs', uselib_store='SWSCALE', mandatory=True)
 432         conf.check_cfg(package='libpostproc', args='--cflags --libs', uselib_store='POSTPROC', mandatory=True)
 433         conf.check_cfg(package='libswresample', args='--cflags --libs', uselib_store='SWRESAMPLE', mandatory=True)
 434
 435     # Check to see if we have our version of FFmpeg that allows us to get at EBUR128 results
 436     conf.check_cxx(fragment="""
 437                             extern "C" {\n
 438                             #include <libavfilter/f_ebur128.h>\n
 439                             }\n
 440                             int main () { av_ebur128_get_true_peaks (0); }\n
 441                             """,
 442                    msg='Checking for EBUR128-patched FFmpeg',
 443                    uselib='AVCODEC AVFILTER',
 444                    define_name='DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG',
 445                    mandatory=False)
 446
 447     # Check to see if we have our AVSubtitleRect has a pict member
 448     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 449     conf.check_cxx(fragment="""
 450                             extern "C" {\n
 451                             #include <libavcodec/avcodec.h>\n
 452                             }\n
 453                             int main () { AVSubtitleRect r; r.pict; }\n
 454                             """,
 455                    msg='Checking for AVSubtitleRect::pict',
 456                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 457                    uselib='AVCODEC',
 458                    define_name='DCPOMATIC_HAVE_AVSUBTITLERECT_PICT',
 459                    mandatory=False)
 460
 461     # Check to see if we have our AVComponentDescriptor has a depth_minus1 member
 462     # Older versions (e.g. that shipped with Ubuntu 16.04) do
 463     conf.check_cxx(fragment="""
 464                             extern "C" {\n
 465                             #include <libavutil/pixdesc.h>\n
 466                             }\n
 467                             int main () { AVComponentDescriptor d; d.depth_minus1; }\n
 468                             """,
 469                    msg='Checking for AVComponentDescriptor::depth_minus1',
 470                    cxxflags='-Wno-unused-result -Wno-unused-value -Wdeprecated-declarations -Werror',
 471                    uselib='AVUTIL',
 472                    define_name='DCPOMATIC_HAVE_AVCOMPONENTDESCRIPTOR_DEPTH_MINUS1',
 473                    mandatory=False)
 474
 475     # Hack: the previous two check_cxx calls end up copying their (necessary) cxxflags
 476     # to these variables.  We don't want to use these for the actual build, so clean them out.
 477     conf.env['CXXFLAGS_AVCODEC'] = []
 478     conf.env['CXXFLAGS_AVUTIL'] = []
 479
 480     if conf.env.TARGET_LINUX:
 481         conf.env.LIB_X11 = ['X11']
 482
 483     # Boost
 484     if conf.options.static_boost:
 485         conf.env.STLIB_BOOST_THREAD = ['boost_thread']
 486         conf.env.STLIB_BOOST_FILESYSTEM = ['boost_filesystem%s' % boost_lib_suffix]
 487         conf.env.STLIB_BOOST_DATETIME = ['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 488         conf.env.STLIB_BOOST_SIGNALS2 = ['boost_signals2']
 489         conf.env.STLIB_BOOST_SYSTEM = ['boost_system']
 490         conf.env.STLIB_BOOST_REGEX = ['boost_regex']
 491     else:
 492         conf.check_cxx(fragment="""
 493                             #include <boost/version.hpp>\n
 494                             #if BOOST_VERSION < 104500\n
 495                             #error boost too old\n
 496                             #endif\n
 497                             int main(void) { return 0; }\n
 498                             """,
 499                        mandatory=True,
 500                        msg='Checking for boost library >= 1.45',
 501                        okmsg='yes',
 502                        errmsg='too old\nPlease install boost version 1.45 or higher.')
 503
 504         conf.check_cxx(fragment="""
 505                             #include <boost/thread.hpp>\n
 506                             int main() { boost::thread t; }\n
 507                             """,
 508                        msg='Checking for boost threading library',
 509                        libpath='/usr/local/lib',
 510                        lib=[boost_thread, 'boost_system%s' % boost_lib_suffix],
 511                        uselib_store='BOOST_THREAD')
 512
 513         conf.check_cxx(fragment="""
 514                             #include <boost/filesystem.hpp>\n
 515                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 516                             """,
 517                        msg='Checking for boost filesystem library',
 518                        libpath='/usr/local/lib',
 519                        lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 520                        uselib_store='BOOST_FILESYSTEM')
 521
 522         conf.check_cxx(fragment="""
 523                             #include <boost/date_time.hpp>\n
 524                             int main() { boost::gregorian::day_clock::local_day(); }\n
 525                             """,
 526                        msg='Checking for boost datetime library',
 527                        libpath='/usr/local/lib',
 528                        lib=['boost_date_time%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 529                        uselib_store='BOOST_DATETIME')
 530
 531         conf.check_cxx(fragment="""
 532                             #include <boost/signals2.hpp>\n
 533                             int main() { boost::signals2::signal<void (int)> x; }\n
 534                             """,
 535                        msg='Checking for boost signals2 library',
 536                        uselib_store='BOOST_SIGNALS2')
 537
 538         conf.check_cxx(fragment="""
 539                             #include <boost/regex.hpp>\n
 540                             int main() { boost::regex re ("foo"); }\n
 541                             """,
 542                        msg='Checking for boost regex library',
 543                        lib=['boost_regex%s' % boost_lib_suffix],
 544                        uselib_store='BOOST_REGEX')
 545
 546         # Really just checking for the header here (there's no associated library) but the test
 547         # program has to link with boost_system so I'm doing it this way.
 548         if conf.options.enable_disk:
 549             deps = ['boost_system%s' % boost_lib_suffix]
 550             if conf.env.TARGET_WINDOWS:
 551                 deps.append('ws2_32')
 552                 deps.append('boost_filesystem%s' % boost_lib_suffix)
 553             conf.check_cxx(fragment="""
 554                                 #include <boost/process.hpp>\n
 555                                 int main() { new boost::process::child("foo"); }\n
 556                                 """,
 557                            cxxflags='-Wno-unused-parameter',
 558                            msg='Checking for boost process library',
 559                            lib=deps,
 560                            uselib_store='BOOST_PROCESS')
 561
 562     # libxml++ requires glibmm and versions of glibmm 2.45.31 and later
 563     # must be built with -std=c++11 as they use c++11
 564     # features and c++11 is not (yet) the default in gcc.
 565     glibmm_version = conf.cmd_and_log(['pkg-config', '--modversion', 'glibmm-2.4'], output=Context.STDOUT, quiet=Context.BOTH)
 566     s = glibmm_version.split('.')
 567     v = (int(s[0]) << 16) | (int(s[1]) << 8) | int(s[2])
 568     if v >= 0x022D1F:
 569         conf.env.append_value('CXXFLAGS', '-std=c++11')
 570
 571     # Other stuff
 572
 573     conf.find_program('msgfmt', var='MSGFMT')
 574     conf.check(header_name='valgrind/memcheck.h', mandatory=False)
 575
 576     datadir = conf.env.DATADIR
 577     if not datadir:
 578         datadir = os.path.join(conf.env.PREFIX, 'share')
 579
 580     conf.define('LOCALEDIR', os.path.join(datadir, 'locale'))
 581     conf.define('DATADIR', datadir)
 582
 583     conf.recurse('src')
 584     if not conf.env.DISABLE_TESTS:
 585         conf.recurse('test')
 586
 587     Logs.pprint('YELLOW', '')
 588     if conf.env.TARGET_WINDOWS:
 589         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Windows')
 590     elif conf.env.TARGET_LINUX:
 591         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': Linux')
 592     elif conf.env.TARGET_OSX:
 593         Logs.pprint('YELLOW', '\t' + 'Target'.ljust(25) + ': OS X')
 594
 595     def report(name, variable):
 596         linkage = ''
 597         if variable:
 598             linkage = 'static'
 599         else:
 600             linkage = 'dynamic'
 601         Logs.pprint('YELLOW', '\t%s: %s' % (name.ljust(25), linkage))
 602
 603     report('DCP-o-matic libraries', conf.options.static_dcpomatic)
 604     report('Boost', conf.options.static_boost)
 605     report('wxWidgets', conf.options.static_wxwidgets)
 606     report('FFmpeg', conf.options.static_ffmpeg)
 607     report('libxml++', conf.options.static_xmlpp)
 608     report('xmlsec', conf.options.static_xmlsec)
 609     report('libssh', conf.options.static_ssh)
 610     report('libcxml', conf.options.static_cxml)
 611     report('libdcp', conf.options.static_dcp)
 612     report('libcurl', conf.options.static_curl)
 613
 614     Logs.pprint('YELLOW', '')
 615
 616 def download_supporters(can_fail):
 617     r = os.system('curl -m 2 -s -f https://dcpomatic.com/supporters.cc > src/wx/supporters.cc')
 618     if (r >> 8) == 0:
 619         r = os.system('curl -s -f https://dcpomatic.com/subscribers.cc > src/wx/subscribers.cc')
 620     if (r >> 8) != 0:
 621         if can_fail:
 622             raise Exception("Could not download supporters lists (%d)" % (r >> 8))
 623         else:
 624             f = open('src/wx/supporters.cc', 'w')
 625             print('supported_by.Add(wxT("Debug build - no supporters lists available"));', file=f)
 626             f.close()
 627             f = open('src/wx/subscribers.cc', 'w')
 628             print('subscribers.Add(wxT("Debug build - no subscribers lists available"));', file=f)
 629             f.close()
 630
 631 def build(bld):
 632     create_version_cc(VERSION, bld.env.CXXFLAGS)
 633     download_supporters(not bld.env.DEBUG)
 634
 635     bld.recurse('src')
 636     bld.recurse('graphics')
 637
 638     if not bld.env.DISABLE_TESTS:
 639         bld.recurse('test')
 640     if bld.env.TARGET_WINDOWS:
 641         bld.recurse('platform/windows')
 642     if bld.env.TARGET_LINUX:
 643         bld.recurse('platform/linux')
 644     if bld.env.TARGET_OSX:
 645         bld.recurse('platform/osx')
 646
 647     if not bld.env.TARGET_WINDOWS:
 648         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Regular.ttf')
 649         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Italic.ttf')
 650         bld.install_files('${PREFIX}/share/dcpomatic2', 'fonts/LiberationSans-Bold.ttf')
 651
 652     bld.add_post_fun(post)
 653
 654 def git_revision():
 655     if not os.path.exists('.git'):
 656         return None
 657
 658     cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 659     output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 660     if len(output) == 0:
 661         return None
 662     o = output[0].decode('utf-8')
 663     return o.replace("commit ", "")[0:10]
 664
 665 def dist(ctx):
 666     r = git_revision()
 667     if r is not None:
 668         f = open('.git_revision', 'w')
 669         print(r, file=f)
 670         f.close()
 671
 672     ctx.excl = """
 673                TODO core *~ src/wx/*~ src/lib/*~ builds/*~ doc/manual/*~ src/tools/*~ *.pyc .waf* build .git
 674                deps alignment hacks sync *.tar.bz2 *.exe .lock* *build-windows doc/manual/pdf doc/manual/html
 675                GRSYMS GRTAGS GSYMS GTAGS compile_commands.json
 676                """
 677
 678 def create_version_cc(version, cxx_flags):
 679     commit = git_revision()
 680     if commit is None and os.path.exists('.git_revision'):
 681         f = open('.git_revision', 'r')
 682         commit = f.readline().strip()
 683
 684     if commit is None:
 685         commit = 'release'
 686
 687     try:
 688         text =  '#include "version.h"\n'
 689         text += 'char const * dcpomatic_git_commit = \"%s\";\n' % commit
 690         text += 'char const * dcpomatic_version = \"%s\";\n' % version
 691
 692         t = ''
 693         for f in cxx_flags:
 694             f = f.replace('"', '\\"')
 695             t += f + ' '
 696         text += 'char const * dcpomatic_cxx_flags = \"%s\";\n' % t[:-1]
 697
 698         print('Writing version information to src/lib/version.cc')
 699         o = open('src/lib/version.cc', 'w')
 700         o.write(text)
 701         o.close()
 702     except IOError:
 703         print('Could not open src/lib/version.cc for writing\n')
 704         sys.exit(-1)
 705
 706 def post(ctx):
 707     if ctx.cmd == 'install' and ctx.env.TARGET_LINUX:
 708         ctx.exec_command('/sbin/ldconfig')
 709         # setuid root executables
 710         for e in ['dcpomatic2_uuid', 'dcpomatic2_disk_writer']:
 711             # I can't find anything which tells me where things have been installed to,
 712             # so here's some nasty hacks to guess.
 713             debian = os.path.join(ctx.out_dir, '../debian/dcpomatic/usr/bin/%s' % e)
 714             prefix = os.path.join(ctx.env['INSTALL_PREFIX'], 'bin/%s' % e)
 715             if os.path.exists(debian):
 716                 os.chmod(debian, 0o4755)
 717             if os.path.exists(prefix):
 718                 os.chmod(prefix, 0o4755)
 719
 720 def pot(bld):
 721     bld.recurse('src')
 722
 723 def pot_merge(bld):
 724     bld.recurse('src')
 725
 726 def tags(bld):
 727     os.system('etags src/lib/*.cc src/lib/*.h src/wx/*.cc src/wx/*.h src/tools/*.cc')
 728
 729 def cppcheck(bld):
 730     os.system('cppcheck --enable=all --quiet .')