embuilder.py - external/github.com/emscripten-core/emscripten - Git at Google

 #!/usr/bin/env python3
 # Copyright 2014 The Emscripten Authors.  All rights reserved.
 # Emscripten is available under two separate licenses, the MIT license and the
 # University of Illinois/NCSA Open Source License.  Both these licenses can be
 # found in the LICENSE file.

 """Tool to manage building of system libraries and ports.

 In general emcc will build them automatically on demand, so you do not
 strictly need to use this tool, but it gives you more control over the
 process (in particular, if emcc does this automatically, and you are
 running multiple build commands in parallel, confusion can occur).
 """

 import argparse
 import logging
 import sys
 import time

 from tools import shared
 from tools import system_libs
 from tools.settings import settings
 import emscripten


 SYSTEM_LIBRARIES = system_libs.Library.get_all_variations()
 SYSTEM_TASKS = list(SYSTEM_LIBRARIES.keys())

 # This is needed to build the generated_struct_info.json file.
 # It is not a system library, but it needs to be built before running with FROZEN_CACHE.
 SYSTEM_TASKS += ['struct_info']

 # Minimal subset of SYSTEM_TASKS used by CI systems to build enough to useful
 MINIMAL_TASKS = [
     'libcompiler_rt',
     'libc',
     'libc++abi',
     'libc++abi-except',
     'libc++abi-noexcept',
     'libc++',
     'libc++-except',
     'libc++-noexcept',
     'libal',
     'libdlmalloc',
     'libdlmalloc-debug',
     'libemmalloc',
     'libemmalloc-debug',
     'libemmalloc-memvalidate',
     'libemmalloc-verbose',
     'libemmalloc-memvalidate-verbose',
     'libGL',
     'libhtml5',
     'libsockets',
     'libc_rt_wasm',
     'libc_rt_wasm-optz',
     'struct_info',
     'libstandalonewasm',
     'crt1',
     'libunwind-except'
 ]

 USER_TASKS = [
     'boost_headers',
     'bullet',
     'bzip2',
     'cocos2d',
     'freetype',
     'giflib',
     'harfbuzz',
     'icu',
     'libjpeg',
     'libpng',
     'ogg',
     'regal',
     'regal-mt',
     'sdl2',
     'sdl2-mt',
     'sdl2-gfx',
     'sdl2-image',
     'sdl2-image-png',
     'sdl2-image-jpg',
     'sdl2-mixer',
     'sdl2-mixer-ogg',
     'sdl2-mixer-mp3',
     'sdl2-net',
     'sdl2-ttf',
     'vorbis',
     'zlib',
 ]

 temp_files = shared.configuration.get_temp_files()
 logger = logging.getLogger('embuilder')
 force = False
 legacy_prefixes = {
   'libgl': 'libGL',
 }


 def get_help():
   all_tasks = SYSTEM_TASKS + USER_TASKS
   all_tasks.sort()
   return '''
 Available targets:

   build %s

 Issuing 'embuilder.py build ALL' causes each task to be built.
 ''' % '\n        '.join(all_tasks)


 def build_port(port_name):
   if force:
     system_libs.clear_port(port_name, settings)

   system_libs.build_port(port_name, settings)


 def main():
   global force

   all_build_start_time = time.time()

   parser = argparse.ArgumentParser(description=__doc__,
                                    formatter_class=argparse.RawDescriptionHelpFormatter,
                                    epilog=get_help())
   parser.add_argument('--lto', action='store_true', help='build bitcode object for LTO')
   parser.add_argument('--pic', action='store_true',
                       help='build relocatable objects for suitable for dynamic linking')
   parser.add_argument('--force', action='store_true',
                       help='force rebuild of target (by removing it first)')
   parser.add_argument('operation', help='currently only "build" is supported')
   parser.add_argument('targets', nargs='+', help='see below')
   args = parser.parse_args()

   if args.operation != 'build':
     shared.exit_with_error('unfamiliar operation: ' + args.operation)

   # process flags

   # Check sanity so that if settings file has changed, the cache is cleared here.
   # Otherwise, the cache will clear in an emcc process, which is invoked while building
   # a system library into the cache, causing trouble.
   shared.check_sanity()

   if args.lto:
     settings.LTO = "full"

   if args.pic:
     settings.RELOCATABLE = 1

   if args.force:
     force = True

   # process tasks
   auto_tasks = False
   tasks = args.targets
   if 'SYSTEM' in tasks:
     tasks = SYSTEM_TASKS
     auto_tasks = True
   elif 'USER' in tasks:
     tasks = USER_TASKS
     auto_tasks = True
   elif 'MINIMAL' in tasks:
     tasks = MINIMAL_TASKS
     auto_tasks = True
   elif 'ALL' in tasks:
     tasks = SYSTEM_TASKS + USER_TASKS
     auto_tasks = True
   if auto_tasks:
     # cocos2d: must be ported, errors on
     # "Cannot recognize the target platform; are you targeting an unsupported platform?"
     skip_tasks = ['cocos2d']
     tasks = [x for x in tasks if x not in skip_tasks]
     print('Building targets: %s' % ' '.join(tasks))
   for what in tasks:
     for old, new in legacy_prefixes.items():
       if what.startswith(old):
         what = what.replace(old, new)
     logger.info('building and verifying ' + what)
     start_time = time.time()
     if what in SYSTEM_LIBRARIES:
       library = SYSTEM_LIBRARIES[what]
       if force:
         library.erase()
       library.get_path()
     elif what == 'sysroot':
       if force:
         shared.Cache.erase_file('sysroot_install.stamp')
       system_libs.ensure_sysroot()
     elif what == 'struct_info':
       if force:
         shared.Cache.erase_file('generated_struct_info.json')
       emscripten.generate_struct_info()
     elif what == 'icu':
       build_port('icu')
     elif what == 'zlib':
       settings.USE_ZLIB = 1
       build_port('zlib')
       settings.USE_ZLIB = 0
     elif what == 'bzip2':
       build_port('bzip2')
     elif what == 'bullet':
       build_port('bullet')
     elif what == 'vorbis':
       build_port('vorbis')
     elif what == 'ogg':
       build_port('ogg')
     elif what == 'giflib':
       build_port('giflib')
     elif what == 'libjpeg':
       build_port('libjpeg')
     elif what == 'libpng':
       build_port('libpng')
     elif what == 'sdl2':
       build_port('sdl2')
     elif what == 'sdl2-mt':
       settings.USE_PTHREADS = 1
       build_port('sdl2')
       settings.USE_PTHREADS = 0
     elif what == 'sdl2-gfx':
       build_port('sdl2_gfx')
     elif what == 'sdl2-image':
       build_port('sdl2_image')
     elif what == 'sdl2-image-png':
       settings.SDL2_IMAGE_FORMATS = ["png"]
       build_port('sdl2_image')
       settings.SDL2_IMAGE_FORMATS = []
     elif what == 'sdl2-image-jpg':
       settings.SDL2_IMAGE_FORMATS = ["jpg"]
       build_port('sdl2_image')
       settings.SDL2_IMAGE_FORMATS = []
     elif what == 'sdl2-net':
       build_port('sdl2_net')
     elif what == 'sdl2-mixer':
       old_formats = settings.SDL2_MIXER_FORMATS
       settings.SDL2_MIXER_FORMATS = []
       build_port('sdl2_mixer')
       settings.SDL2_MIXER_FORMATS = old_formats
     elif what == 'sdl2-mixer-ogg':
       old_formats = settings.SDL2_MIXER_FORMATS
       settings.SDL2_MIXER_FORMATS = ["ogg"]
       build_port('sdl2_mixer')
       settings.SDL2_MIXER_FORMATS = old_formats
     elif what == 'sdl2-mixer-mp3':
       old_formats = settings.SDL2_MIXER_FORMATS
       settings.SDL2_MIXER_FORMATS = ["mp3"]
       build_port('sdl2_mixer')
       settings.SDL2_MIXER_FORMATS = old_formats
     elif what == 'freetype':
       build_port('freetype')
     elif what == 'harfbuzz':
       build_port('harfbuzz')
     elif what == 'harfbuzz-mt':
       settings.USE_PTHREADS = 1
       build_port('harfbuzz')
       settings.USE_PTHREADS = 0
     elif what == 'sdl2-ttf':
       build_port('sdl2_ttf')
     elif what == 'cocos2d':
       build_port('cocos2d')
     elif what == 'regal':
       build_port('regal')
     elif what == 'regal-mt':
       settings.USE_PTHREADS = 1
       build_port('regal')
       settings.USE_PTHREADS = 0
     elif what == 'boost_headers':
       build_port('boost_headers')
     elif what == 'mpg123':
       build_port('mpg123')
     else:
       logger.error('unfamiliar build target: ' + what)
       return 1

     time_taken = time.time() - start_time
     logger.info('...success. Took %s(%.2fs)' % (('%02d:%02d mins ' % (time_taken // 60, time_taken % 60) if time_taken >= 60 else ''), time_taken))

   if len(tasks) > 1:
     all_build_time_taken = time.time() - all_build_start_time
     logger.info('Built %d targets in %s(%.2fs)' % (len(tasks), ('%02d:%02d mins ' % (all_build_time_taken // 60, all_build_time_taken % 60) if all_build_time_taken >= 60 else ''), all_build_time_taken))

   return 0


 if __name__ == '__main__':
   try:
     sys.exit(main())
   except KeyboardInterrupt:
     logger.warning("KeyboardInterrupt")
     sys.exit(1)
	#!/usr/bin/env python3
	# Copyright 2014 The Emscripten Authors. All rights reserved.
	# Emscripten is available under two separate licenses, the MIT license and the
	# University of Illinois/NCSA Open Source License. Both these licenses can be
	# found in the LICENSE file.

	"""Tool to manage building of system libraries and ports.

	In general emcc will build them automatically on demand, so you do not
	strictly need to use this tool, but it gives you more control over the
	process (in particular, if emcc does this automatically, and you are
	running multiple build commands in parallel, confusion can occur).
	"""

	import argparse
	import logging
	import sys
	import time

	from tools import shared
	from tools import system_libs
	from tools.settings import settings
	import emscripten


	SYSTEM_LIBRARIES = system_libs.Library.get_all_variations()
	SYSTEM_TASKS = list(SYSTEM_LIBRARIES.keys())

	# This is needed to build the generated_struct_info.json file.
	# It is not a system library, but it needs to be built before running with FROZEN_CACHE.
	SYSTEM_TASKS += ['struct_info']

	# Minimal subset of SYSTEM_TASKS used by CI systems to build enough to useful
	MINIMAL_TASKS = [
	'libcompiler_rt',
	'libc',
	'libc++abi',
	'libc++abi-except',
	'libc++abi-noexcept',
	'libc++',
	'libc++-except',
	'libc++-noexcept',
	'libal',
	'libdlmalloc',
	'libdlmalloc-debug',
	'libemmalloc',
	'libemmalloc-debug',
	'libemmalloc-memvalidate',
	'libemmalloc-verbose',
	'libemmalloc-memvalidate-verbose',
	'libGL',
	'libhtml5',
	'libsockets',
	'libc_rt_wasm',
	'libc_rt_wasm-optz',
	'struct_info',
	'libstandalonewasm',
	'crt1',
	'libunwind-except'
	]

	USER_TASKS = [
	'boost_headers',
	'bullet',
	'bzip2',
	'cocos2d',
	'freetype',
	'giflib',
	'harfbuzz',
	'icu',
	'libjpeg',
	'libpng',
	'ogg',
	'regal',
	'regal-mt',
	'sdl2',
	'sdl2-mt',
	'sdl2-gfx',
	'sdl2-image',
	'sdl2-image-png',
	'sdl2-image-jpg',
	'sdl2-mixer',
	'sdl2-mixer-ogg',
	'sdl2-mixer-mp3',
	'sdl2-net',
	'sdl2-ttf',
	'vorbis',
	'zlib',
	]

	temp_files = shared.configuration.get_temp_files()
	logger = logging.getLogger('embuilder')
	force = False
	legacy_prefixes = {
	'libgl': 'libGL',
	}


	def get_help():
	all_tasks = SYSTEM_TASKS + USER_TASKS
	all_tasks.sort()
	return '''
	Available targets:

	build %s

	Issuing 'embuilder.py build ALL' causes each task to be built.
	''' % '\n '.join(all_tasks)


	def build_port(port_name):
	if force:
	system_libs.clear_port(port_name, settings)

	system_libs.build_port(port_name, settings)


	def main():
	global force

	all_build_start_time = time.time()

	parser = argparse.ArgumentParser(description=__doc__,
	formatter_class=argparse.RawDescriptionHelpFormatter,
	epilog=get_help())
	parser.add_argument('--lto', action='store_true', help='build bitcode object for LTO')
	parser.add_argument('--pic', action='store_true',
	help='build relocatable objects for suitable for dynamic linking')
	parser.add_argument('--force', action='store_true',
	help='force rebuild of target (by removing it first)')
	parser.add_argument('operation', help='currently only "build" is supported')
	parser.add_argument('targets', nargs='+', help='see below')
	args = parser.parse_args()

	if args.operation != 'build':
	shared.exit_with_error('unfamiliar operation: ' + args.operation)

	# process flags

	# Check sanity so that if settings file has changed, the cache is cleared here.
	# Otherwise, the cache will clear in an emcc process, which is invoked while building
	# a system library into the cache, causing trouble.
	shared.check_sanity()

	if args.lto:
	settings.LTO = "full"

	if args.pic:
	settings.RELOCATABLE = 1

	if args.force:
	force = True

	# process tasks
	auto_tasks = False
	tasks = args.targets
	if 'SYSTEM' in tasks:
	tasks = SYSTEM_TASKS
	auto_tasks = True
	elif 'USER' in tasks:
	tasks = USER_TASKS
	auto_tasks = True
	elif 'MINIMAL' in tasks:
	tasks = MINIMAL_TASKS
	auto_tasks = True
	elif 'ALL' in tasks:
	tasks = SYSTEM_TASKS + USER_TASKS
	auto_tasks = True
	if auto_tasks:
	# cocos2d: must be ported, errors on
	# "Cannot recognize the target platform; are you targeting an unsupported platform?"
	skip_tasks = ['cocos2d']
	tasks = [x for x in tasks if x not in skip_tasks]
	print('Building targets: %s' % ' '.join(tasks))
	for what in tasks:
	for old, new in legacy_prefixes.items():
	if what.startswith(old):
	what = what.replace(old, new)
	logger.info('building and verifying ' + what)
	start_time = time.time()
	if what in SYSTEM_LIBRARIES:
	library = SYSTEM_LIBRARIES[what]
	if force:
	library.erase()
	library.get_path()
	elif what == 'sysroot':
	if force:
	shared.Cache.erase_file('sysroot_install.stamp')
	system_libs.ensure_sysroot()
	elif what == 'struct_info':
	if force:
	shared.Cache.erase_file('generated_struct_info.json')
	emscripten.generate_struct_info()
	elif what == 'icu':
	build_port('icu')
	elif what == 'zlib':
	settings.USE_ZLIB = 1
	build_port('zlib')
	settings.USE_ZLIB = 0
	elif what == 'bzip2':
	build_port('bzip2')
	elif what == 'bullet':
	build_port('bullet')
	elif what == 'vorbis':
	build_port('vorbis')
	elif what == 'ogg':
	build_port('ogg')
	elif what == 'giflib':
	build_port('giflib')
	elif what == 'libjpeg':
	build_port('libjpeg')
	elif what == 'libpng':
	build_port('libpng')
	elif what == 'sdl2':
	build_port('sdl2')
	elif what == 'sdl2-mt':
	settings.USE_PTHREADS = 1
	build_port('sdl2')
	settings.USE_PTHREADS = 0
	elif what == 'sdl2-gfx':
	build_port('sdl2_gfx')
	elif what == 'sdl2-image':
	build_port('sdl2_image')
	elif what == 'sdl2-image-png':
	settings.SDL2_IMAGE_FORMATS = ["png"]
	build_port('sdl2_image')
	settings.SDL2_IMAGE_FORMATS = []
	elif what == 'sdl2-image-jpg':
	settings.SDL2_IMAGE_FORMATS = ["jpg"]
	build_port('sdl2_image')
	settings.SDL2_IMAGE_FORMATS = []
	elif what == 'sdl2-net':
	build_port('sdl2_net')
	elif what == 'sdl2-mixer':
	old_formats = settings.SDL2_MIXER_FORMATS
	settings.SDL2_MIXER_FORMATS = []
	build_port('sdl2_mixer')
	settings.SDL2_MIXER_FORMATS = old_formats
	elif what == 'sdl2-mixer-ogg':
	old_formats = settings.SDL2_MIXER_FORMATS
	settings.SDL2_MIXER_FORMATS = ["ogg"]
	build_port('sdl2_mixer')
	settings.SDL2_MIXER_FORMATS = old_formats
	elif what == 'sdl2-mixer-mp3':
	old_formats = settings.SDL2_MIXER_FORMATS
	settings.SDL2_MIXER_FORMATS = ["mp3"]
	build_port('sdl2_mixer')
	settings.SDL2_MIXER_FORMATS = old_formats
	elif what == 'freetype':
	build_port('freetype')
	elif what == 'harfbuzz':
	build_port('harfbuzz')
	elif what == 'harfbuzz-mt':
	settings.USE_PTHREADS = 1
	build_port('harfbuzz')
	settings.USE_PTHREADS = 0
	elif what == 'sdl2-ttf':
	build_port('sdl2_ttf')
	elif what == 'cocos2d':
	build_port('cocos2d')
	elif what == 'regal':
	build_port('regal')
	elif what == 'regal-mt':
	settings.USE_PTHREADS = 1
	build_port('regal')
	settings.USE_PTHREADS = 0
	elif what == 'boost_headers':
	build_port('boost_headers')
	elif what == 'mpg123':
	build_port('mpg123')
	else:
	logger.error('unfamiliar build target: ' + what)
	return 1

	time_taken = time.time() - start_time
	logger.info('...success. Took %s(%.2fs)' % (('%02d:%02d mins ' % (time_taken // 60, time_taken % 60) if time_taken >= 60 else ''), time_taken))

	if len(tasks) > 1:
	all_build_time_taken = time.time() - all_build_start_time
	logger.info('Built %d targets in %s(%.2fs)' % (len(tasks), ('%02d:%02d mins ' % (all_build_time_taken // 60, all_build_time_taken % 60) if all_build_time_taken >= 60 else ''), all_build_time_taken))

	return 0


	if __name__ == '__main__':
	try:
	sys.exit(main())
	except KeyboardInterrupt:
	logger.warning("KeyboardInterrupt")
	sys.exit(1)