mirror of
https://github.com/kovidgoyal/calibre.git
synced 2025-11-04 03:27:00 -05:00
565 lines
22 KiB
Python
565 lines
22 KiB
Python
#!/usr/bin/env python
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# vim:fileencoding=UTF-8:ts=4:sw=4:sta:et:sts=4:ai
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__license__ = 'GPL v3'
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__copyright__ = '2009, Kovid Goyal <kovid@kovidgoyal.net>'
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__docformat__ = 'restructuredtext en'
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import textwrap, os, shlex, subprocess, glob, shutil, sys, json
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from collections import namedtuple
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from setup import Command, islinux, isbsd, isfreebsd, ismacos, ishaiku, SRC, iswindows
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isunix = islinux or ismacos or isbsd or ishaiku
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py_lib = os.path.join(sys.prefix, 'libs', 'python%d%d.lib' % sys.version_info[:2])
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CompileCommand = namedtuple('CompileCommand', 'cmd src dest')
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LinkCommand = namedtuple('LinkCommand', 'cmd objects dest')
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def walk(path='.'):
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for dirpath, dirnames, filenames in os.walk(path):
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for f in filenames:
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yield os.path.join(dirpath, f)
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def init_symbol_name(name):
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prefix = 'PyInit_'
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return prefix + name
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def absolutize(paths):
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return list(set([x if os.path.isabs(x) else os.path.join(SRC, x.replace('/', os.sep)) for x in paths]))
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class Extension(object):
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def __init__(self, name, sources, **kwargs):
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self.data = d = {}
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self.name = d['name'] = name
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self.sources = d['sources'] = absolutize(sources)
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self.needs_cxx = d['needs_cxx'] = bool([1 for x in self.sources if os.path.splitext(x)[1] in ('.cpp', '.c++', '.cxx')])
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self.needs_py2 = d['needs_py2'] = kwargs.get('needs_py2', False)
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self.headers = d['headers'] = absolutize(kwargs.get('headers', []))
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self.sip_files = d['sip_files'] = absolutize(kwargs.get('sip_files', []))
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self.needs_exceptions = d['needs_exceptions'] = kwargs.get('needs_exceptions', False)
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self.inc_dirs = d['inc_dirs'] = absolutize(kwargs.get('inc_dirs', []))
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self.lib_dirs = d['lib_dirs'] = absolutize(kwargs.get('lib_dirs', []))
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self.extra_objs = d['extra_objs'] = absolutize(kwargs.get('extra_objs', []))
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self.error = d['error'] = kwargs.get('error', None)
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self.libraries = d['libraries'] = kwargs.get('libraries', [])
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self.cflags = d['cflags'] = kwargs.get('cflags', [])
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if iswindows:
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self.cflags.append('/DCALIBRE_MODINIT_FUNC=PyMODINIT_FUNC')
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if self.needs_cxx and kwargs.get('needs_c++14'):
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self.cflags.insert(0, '/std:c++14')
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else:
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return_type = 'PyObject*'
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extern_decl = 'extern "C"' if self.needs_cxx else ''
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self.cflags.append(
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'-DCALIBRE_MODINIT_FUNC='
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'{} __attribute__ ((visibility ("default"))) {}'.format(extern_decl, return_type))
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if self.needs_cxx:
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if kwargs.get('needs_c++11'):
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self.cflags.insert(0, '-std=c++11')
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elif kwargs.get('needs_c++14'):
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self.cflags.insert(0, '-std=c++14')
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else:
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if kwargs.get('needs_c99'):
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self.cflags.insert(0, '-std=c99')
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self.ldflags = d['ldflags'] = kwargs.get('ldflags', [])
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self.optional = d['options'] = kwargs.get('optional', False)
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of = kwargs.get('optimize_level', None)
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if of is None:
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of = '/Ox' if iswindows else '-O3'
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else:
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flag = '/O%d' if iswindows else '-O%d'
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of = flag % of
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self.cflags.insert(0, of)
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def lazy_load(name):
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if name.startswith('!'):
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name = name[1:]
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from setup import build_environment
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try:
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return getattr(build_environment, name)
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except AttributeError:
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raise ImportError('The setup.build_environment module has no symbol named: %s' % name)
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def expand_file_list(items, is_paths=True):
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if not items:
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return []
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ans = []
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for item in items:
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if item.startswith('!'):
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item = lazy_load(item)
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if hasattr(item, 'rjust'):
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item = [item]
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ans.extend(expand_file_list(item, is_paths=is_paths))
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else:
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if '*' in item:
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ans.extend(expand_file_list(sorted(glob.glob(os.path.join(SRC, item))), is_paths=is_paths))
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else:
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item = [item]
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if is_paths:
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item = absolutize(item)
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ans.extend(item)
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return ans
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def is_ext_allowed(ext):
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only = ext.get('only', '')
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if only:
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only = set(only.split())
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q = set(filter(lambda x: globals()["is" + x], ["bsd", "freebsd", "haiku", "linux", "macos", "windows"]))
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return len(q.intersection(only)) > 0
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return True
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def parse_extension(ext):
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ext = ext.copy()
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ext.pop('only', None)
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kw = {}
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name = ext.pop('name')
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def get(k, default=''):
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ans = ext.pop(k, default)
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if iswindows:
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ans = ext.pop('windows_' + k, ans)
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elif ismacos:
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ans = ext.pop('macos_' + k, ans)
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elif isbsd:
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ans = ext.pop('bsd_' + k, ans)
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elif isfreebsd:
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ans = ext.pop('freebsd_' + k, ans)
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elif ishaiku:
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ans = ext.pop('haiku_' + k, ans)
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else:
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ans = ext.pop('linux_' + k, ans)
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return ans
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for k in 'libraries qt_private ldflags cflags error'.split():
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kw[k] = expand_file_list(get(k).split(), is_paths=False)
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defines = get('defines')
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if defines:
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if 'cflags' not in kw:
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kw['cflags'] = []
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cflags = kw['cflags']
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prefix = '/D' if iswindows else '-D'
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cflags.extend(prefix + x for x in defines.split())
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for k in 'inc_dirs lib_dirs sources headers sip_files'.split():
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v = get(k)
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if v:
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kw[k] = expand_file_list(v.split())
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kw.update(ext)
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return Extension(name, **kw)
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def read_extensions():
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if hasattr(read_extensions, 'extensions'):
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return read_extensions.extensions
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ans = read_extensions.extensions = json.load(open(os.path.dirname(os.path.abspath(__file__)) + '/extensions.json', 'rb'))
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return ans
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def init_env(debug=False, sanitize=False):
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from setup.build_environment import win_ld, is64bit, win_inc, win_lib, NMAKE, win_cc
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from distutils import sysconfig
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linker = None
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if isunix:
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cc = os.environ.get('CC', 'gcc')
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cxx = os.environ.get('CXX', 'g++')
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debug = '-ggdb' if debug else ''
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cflags = os.environ.get('OVERRIDE_CFLAGS',
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f'-Wall -DNDEBUG {debug} -fno-strict-aliasing -pipe')
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cflags = shlex.split(cflags) + ['-fPIC']
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ldflags = os.environ.get('OVERRIDE_LDFLAGS', '-Wall')
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ldflags = shlex.split(ldflags)
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cflags += shlex.split(os.environ.get('CFLAGS', ''))
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ldflags += shlex.split(os.environ.get('LDFLAGS', ''))
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cflags += ['-fvisibility=hidden']
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if sanitize:
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cflags.append('-fsanitize-address')
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ldflags.append('-shared-libasan')
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if islinux:
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cflags.append('-pthread')
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if sys.stdout.isatty():
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cflags.append('-fdiagnostics-color=always')
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ldflags.append('-shared')
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if isbsd:
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cflags.append('-pthread')
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ldflags.append('-shared')
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if ishaiku:
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cflags.append('-lpthread')
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ldflags.append('-shared')
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if islinux or isbsd or ishaiku:
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cflags.append('-I'+sysconfig.get_python_inc())
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# getattr(..., 'abiflags') is for PY2 compat, since PY2 has no abiflags
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# member
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ldflags.append('-lpython{}{}'.format(
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sysconfig.get_config_var('VERSION'), getattr(sys, 'abiflags', '')))
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if ismacos:
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cflags.append('-D_OSX')
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ldflags.extend('-bundle -undefined dynamic_lookup'.split())
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cflags.extend(['-fno-common', '-dynamic'])
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cflags.append('-I'+sysconfig.get_python_inc())
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if iswindows:
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cc = cxx = win_cc
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cflags = '/c /nologo /W3 /EHsc /utf-8'.split()
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cflags.append('/Zi' if debug else '/DNDEBUG')
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suffix = ('d' if debug else '')
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cflags.append('/MD' + suffix)
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ldflags = f'/DLL /nologo /INCREMENTAL:NO /NODEFAULTLIB:libcmt{suffix}.lib'.split()
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if debug:
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ldflags.append('/DEBUG')
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# cflags = '/c /nologo /Ox /MD /W3 /EHsc /Zi'.split()
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# ldflags = '/DLL /nologo /INCREMENTAL:NO /DEBUG'.split()
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if is64bit:
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cflags.append('/GS-')
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for p in win_inc:
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cflags.append('-I'+p)
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for p in win_lib:
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if p:
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ldflags.append('/LIBPATH:'+p)
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cflags.append('-I%s'%sysconfig.get_python_inc())
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ldflags.append('/LIBPATH:'+os.path.join(sysconfig.PREFIX, 'libs'))
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linker = win_ld
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return namedtuple('Environment', 'cc cxx cflags ldflags linker make')(
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cc=cc, cxx=cxx, cflags=cflags, ldflags=ldflags, linker=linker, make=NMAKE if iswindows else 'make')
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class Build(Command):
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short_description = 'Build calibre C/C++ extension modules'
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DEFAULT_OUTPUTDIR = os.path.abspath(os.path.join(SRC, 'calibre', 'plugins'))
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DEFAULT_BUILDDIR = os.path.abspath(os.path.join(os.path.dirname(SRC), 'build'))
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description = textwrap.dedent('''\
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calibre depends on several python extensions written in C/C++.
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This command will compile them. You can influence the compile
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process by several environment variables, listed below:
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CC - C Compiler defaults to gcc
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CXX - C++ Compiler, defaults to g++
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CFLAGS - Extra compiler flags
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LDFLAGS - Extra linker flags
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POPPLER_INC_DIR - poppler header files
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POPPLER_LIB_DIR - poppler-qt4 library
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PODOFO_INC_DIR - podofo header files
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PODOFO_LIB_DIR - podofo library files
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QMAKE - Path to qmake
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''')
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def add_options(self, parser):
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choices = [e['name'] for e in read_extensions() if is_ext_allowed(e)]+['all', 'headless']
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parser.add_option('-1', '--only', choices=choices, default='all',
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help=('Build only the named extension. Available: '+ ', '.join(choices)+'. Default:%default'))
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parser.add_option('--no-compile', default=False, action='store_true',
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help='Skip compiling all C/C++ extensions.')
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parser.add_option('--build-dir', default=None,
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help='Path to directory in which to place object files during the build process, defaults to "build"')
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parser.add_option('--output-dir', default=None,
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help='Path to directory in which to place the built extensions. Defaults to src/calibre/plugins')
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parser.add_option('--debug', default=False, action='store_true',
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help='Build in debug mode')
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parser.add_option('--sanitize', default=False, action='store_true',
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help='Build with sanitization support. Run with LD_PRELOAD=$(gcc -print-file-name=libasan.so)')
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def run(self, opts):
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from setup.parallel_build import parallel_build, create_job
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if opts.no_compile:
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self.info('--no-compile specified, skipping compilation')
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return
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self.env = init_env(debug=opts.debug)
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all_extensions = map(parse_extension, filter(is_ext_allowed, read_extensions()))
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self.build_dir = os.path.abspath(opts.build_dir or self.DEFAULT_BUILDDIR)
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self.output_dir = os.path.abspath(opts.output_dir or self.DEFAULT_OUTPUTDIR)
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self.obj_dir = os.path.join(self.build_dir, 'objects')
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for x in (self.output_dir, self.obj_dir):
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os.makedirs(x, exist_ok=True)
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pyqt_extensions, extensions = [], []
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for ext in all_extensions:
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if opts.only != 'all' and opts.only != ext.name:
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continue
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if ext.error:
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if ext.optional:
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self.warn(ext.error)
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continue
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else:
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raise Exception(ext.error)
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dest = self.dest(ext)
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os.makedirs(self.d(dest), exist_ok=True)
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(pyqt_extensions if ext.sip_files else extensions).append((ext, dest))
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jobs = []
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objects_map = {}
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self.info(f'Building {len(extensions)+len(pyqt_extensions)} extensions')
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for (ext, dest) in extensions:
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cmds, objects = self.get_compile_commands(ext, dest)
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objects_map[id(ext)] = objects
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for cmd in cmds:
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jobs.append(create_job(cmd.cmd))
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if jobs:
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self.info(f'Compiling {len(jobs)} files...')
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if not parallel_build(jobs, self.info):
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raise SystemExit(1)
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jobs, link_commands = [], []
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for (ext, dest) in extensions:
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objects = objects_map[id(ext)]
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cmd = self.get_link_command(ext, dest, objects)
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if cmd is not None:
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link_commands.append(cmd)
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jobs.append(create_job(cmd.cmd))
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if jobs:
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self.info(f'Linking {len(jobs)} files...')
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if not parallel_build(jobs, self.info):
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raise SystemExit(1)
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for cmd in link_commands:
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self.post_link_cleanup(cmd)
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jobs = []
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sbf_map = {}
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for (ext, dest) in pyqt_extensions:
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cmd, sbf = self.get_sip_commands(ext)
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sbf_map[id(ext)] = sbf
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if cmd is not None:
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jobs.append(create_job(cmd))
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if jobs:
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self.info(f'SIPing {len(jobs)} files...')
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if not parallel_build(jobs, self.info):
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raise SystemExit(1)
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for (ext, dest) in pyqt_extensions:
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sbf = sbf_map[id(ext)]
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if not os.path.exists(sbf):
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self.build_pyqt_extension(ext, dest, sbf)
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if opts.only in {'all', 'headless'}:
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self.build_headless()
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def dest(self, ext):
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ex = '.pyd' if iswindows else '.so'
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return os.path.join(self.output_dir, getattr(ext, 'name', ext))+ex
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def inc_dirs_to_cflags(self, dirs):
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return ['-I'+x for x in dirs]
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def lib_dirs_to_ldflags(self, dirs):
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pref = '/LIBPATH:' if iswindows else '-L'
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return [pref+x for x in dirs if x]
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def libraries_to_ldflags(self, dirs):
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pref = '' if iswindows else '-l'
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suff = '.lib' if iswindows else ''
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return [pref+x+suff for x in dirs]
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def get_compile_commands(self, ext, dest):
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compiler = self.env.cxx if ext.needs_cxx else self.env.cc
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objects = []
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ans = []
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obj_dir = self.j(self.obj_dir, ext.name)
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einc = self.inc_dirs_to_cflags(ext.inc_dirs)
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os.makedirs(obj_dir, exist_ok=True)
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for src in ext.sources:
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obj = self.j(obj_dir, os.path.splitext(self.b(src))[0]+'.o')
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objects.append(obj)
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if self.newer(obj, [src]+ext.headers):
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inf = '/Tp' if src.endswith('.cpp') or src.endswith('.cxx') else '/Tc'
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sinc = [inf+src] if iswindows else ['-c', src]
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oinc = ['/Fo'+obj] if iswindows else ['-o', obj]
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cmd = [compiler] + self.env.cflags + ext.cflags + einc + sinc + oinc
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ans.append(CompileCommand(cmd, src, obj))
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return ans, objects
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def get_link_command(self, ext, dest, objects):
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compiler = self.env.cxx if ext.needs_cxx else self.env.cc
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linker = self.env.linker if iswindows else compiler
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dest = self.dest(ext)
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elib = self.lib_dirs_to_ldflags(ext.lib_dirs)
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xlib = self.libraries_to_ldflags(ext.libraries)
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if self.newer(dest, objects+ext.extra_objs):
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cmd = [linker]
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if iswindows:
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pre_ld_flags = []
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if ext.name in ('icu', 'matcher'):
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# windows has its own ICU libs that dont work
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pre_ld_flags = elib
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cmd += pre_ld_flags + self.env.ldflags + ext.ldflags + elib + xlib + \
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['/EXPORT:' + init_symbol_name(ext.name)] + objects + ext.extra_objs + ['/OUT:'+dest]
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else:
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cmd += objects + ext.extra_objs + ['-o', dest] + self.env.ldflags + ext.ldflags + elib + xlib
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return LinkCommand(cmd, objects, dest)
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def post_link_cleanup(self, link_command):
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if iswindows:
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dest = link_command.dest
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for x in ('.exp', '.lib'):
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x = os.path.splitext(dest)[0]+x
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if os.path.exists(x):
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os.remove(x)
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def check_call(self, *args, **kwargs):
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"""print cmdline if an error occured
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If something is missing (qmake e.g.) you get a non-informative error
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self.check_call(qmc + [ext.name+'.pro'])
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so you would have to look at the source to see the actual command.
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"""
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try:
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subprocess.check_call(*args, **kwargs)
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except:
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cmdline = ' '.join(['"%s"' % (arg) if ' ' in arg else arg for arg in args[0]])
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print("Error while executing: %s\n" % (cmdline))
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raise
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def build_headless(self):
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from setup.parallel_build import cpu_count
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if iswindows or ishaiku:
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return # Dont have headless operation on these platforms
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from setup.build_environment import ft_inc_dirs, QMAKE
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self.info('\n####### Building headless QPA plugin', '#'*7)
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a = absolutize
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headers = a([
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'calibre/headless/headless_backingstore.h',
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'calibre/headless/headless_integration.h',
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])
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|
sources = a([
|
|
'calibre/headless/main.cpp',
|
|
'calibre/headless/headless_backingstore.cpp',
|
|
'calibre/headless/headless_integration.cpp',
|
|
])
|
|
if ismacos:
|
|
sources.extend(a(['calibre/headless/coretext_fontdatabase.mm']))
|
|
else:
|
|
headers.extend(a(['calibre/headless/fontconfig_database.h']))
|
|
sources.extend(a(['calibre/headless/fontconfig_database.cpp']))
|
|
others = a(['calibre/headless/headless.json'])
|
|
target = self.dest('headless')
|
|
if not self.newer(target, headers + sources + others):
|
|
return
|
|
|
|
pro = textwrap.dedent(
|
|
'''\
|
|
TARGET = headless
|
|
PLUGIN_TYPE = platforms
|
|
PLUGIN_CLASS_NAME = HeadlessIntegrationPlugin
|
|
QT += core-private gui-private
|
|
TEMPLATE = lib
|
|
CONFIG += plugin
|
|
QT += fontdatabase_support_private service_support_private eventdispatcher_support_private
|
|
HEADERS = {headers}
|
|
SOURCES = {sources}
|
|
OTHER_FILES = {others}
|
|
INCLUDEPATH += {freetype}
|
|
DESTDIR = {destdir}
|
|
CONFIG -= create_cmake # Prevent qmake from generating a cmake build file which it puts in the calibre src directory
|
|
''').format(
|
|
headers=' '.join(headers), sources=' '.join(sources), others=' '.join(others), destdir=self.d(
|
|
target), freetype=' '.join(ft_inc_dirs))
|
|
bdir = self.j(self.build_dir, 'headless')
|
|
if not os.path.exists(bdir):
|
|
os.makedirs(bdir)
|
|
pf = self.j(bdir, 'headless.pro')
|
|
open(self.j(bdir, '.qmake.conf'), 'wb').close()
|
|
with open(pf, 'wb') as f:
|
|
f.write(pro.encode('utf-8'))
|
|
cwd = os.getcwd()
|
|
os.chdir(bdir)
|
|
try:
|
|
self.check_call([QMAKE] + [self.b(pf)])
|
|
self.check_call([self.env.make] + ['-j%d'%(cpu_count or 1)])
|
|
finally:
|
|
os.chdir(cwd)
|
|
if ismacos:
|
|
os.rename(self.j(self.d(target), 'libheadless.dylib'), self.j(self.d(target), 'headless.so'))
|
|
|
|
def create_sip_build_skeleton(self, src_dir, ext):
|
|
sipf = ext.sip_files[0]
|
|
needs_exceptions = 'true' if ext.needs_exceptions else 'false'
|
|
with open(os.path.join(src_dir, 'pyproject.toml'), 'w') as f:
|
|
f.write(f'''
|
|
[build-system]
|
|
requires = ["sip >=5.3", "PyQt-builder >=1"]
|
|
build-backend = "sipbuild.api"
|
|
|
|
[tool.sip.metadata]
|
|
name = "{ext.name}"
|
|
requires-dist = "PyQt5 (>=5.15)"
|
|
|
|
[tool.sip]
|
|
project-factory = "pyqtbuild:PyQtProject"
|
|
|
|
[tool.sip.project]
|
|
sip-files-dir = "."
|
|
|
|
[tool.sip.bindings.pictureflow]
|
|
headers = {ext.headers}
|
|
sources = {ext.sources}
|
|
exceptions = {needs_exceptions}
|
|
include-dirs = {ext.inc_dirs}
|
|
qmake-QT = ["widgets"]
|
|
sip-file = "{os.path.basename(sipf)}"
|
|
''')
|
|
shutil.copy2(sipf, src_dir)
|
|
|
|
def get_sip_commands(self, ext):
|
|
from setup.build_environment import QMAKE
|
|
pyqt_dir = self.j(self.build_dir, 'pyqt')
|
|
src_dir = self.j(pyqt_dir, ext.name)
|
|
# TODO: Handle building extensions with multiple SIP files.
|
|
sipf = ext.sip_files[0]
|
|
sbf = self.j(src_dir, self.b(sipf)+'.sbf')
|
|
cmd = None
|
|
if self.newer(sbf, [sipf] + ext.headers + ext.sources):
|
|
shutil.rmtree(src_dir, ignore_errors=True)
|
|
os.makedirs(src_dir)
|
|
self.create_sip_build_skeleton(src_dir, ext)
|
|
cmd = [
|
|
sys.executable, '-c',
|
|
f'''import os; os.chdir({src_dir!r}); from sipbuild.tools.build import main; main();''',
|
|
'--verbose', '--no-make', '--qmake', QMAKE
|
|
]
|
|
return cmd, sbf
|
|
|
|
def build_pyqt_extension(self, ext, dest, sbf):
|
|
self.info(f'\n####### Building {ext.name} extension', '#'*7)
|
|
src_dir = os.path.dirname(sbf)
|
|
cwd = os.getcwd()
|
|
try:
|
|
os.chdir(os.path.join(src_dir, 'build'))
|
|
self.check_call([self.env.make] + ([] if iswindows else ['-j%d'%(os.cpu_count() or 1)]))
|
|
e = 'pyd' if iswindows else 'so'
|
|
m = glob.glob(f'{ext.name}/{ext.name}.*{e}')
|
|
if len(m) != 1:
|
|
raise SystemExit(f'Found extra PyQt extension files: {m}')
|
|
shutil.copy2(m[0], dest)
|
|
with open(sbf, 'w') as f:
|
|
f.write('done')
|
|
finally:
|
|
os.chdir(cwd)
|
|
|
|
def clean(self):
|
|
self.output_dir = self.DEFAULT_OUTPUTDIR
|
|
extensions = map(parse_extension, filter(is_ext_allowed, read_extensions()))
|
|
for ext in extensions:
|
|
dest = self.dest(ext)
|
|
for x in (dest, dest+'.manifest'):
|
|
if os.path.exists(x):
|
|
os.remove(x)
|
|
build_dir = self.DEFAULT_BUILDDIR
|
|
if os.path.exists(build_dir):
|
|
shutil.rmtree(build_dir)
|