mirror of
https://github.com/capnproto/pycapnp.git
synced 2025-03-04 16:35:04 +01:00
6cd971e74f
- Validates that the manylinux2010 environment can build pycapnp - Handle lib and lib64 cases - Has patch for aligned_alloc symbol (not available prior to glibc 2.16) https://github.com/capnproto/capnproto/issues/743 - Fixes #197 - Should be ready to prepare a v1.0.0b1 release
105 lines
2.7 KiB
Python
105 lines
2.7 KiB
Python
"""utilities for fetching build dependencies."""
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#
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# Copyright (C) PyZMQ Developers
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# Distributed under the terms of the Modified BSD License.
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#
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# This bundling code is largely adapted from pyzmq-static's get.sh by
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# Brandon Craig-Rhodes, which is itself BSD licensed.
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#
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# Adapted for use in pycapnp from pyzmq. See https://github.com/zeromq/pyzmq
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# for original project.
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import fileinput
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import os
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import shutil
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import tarfile
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from urllib.request import urlopen
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from .msg import info
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pjoin = os.path.join
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#
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# Constants
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#
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bundled_version = (0, 7, 0)
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libcapnp_name = "capnproto-c++-%i.%i.%i.tar.gz" % (bundled_version)
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libcapnp_url = "https://capnproto.org/" + libcapnp_name
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HERE = os.path.dirname(__file__)
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ROOT = os.path.dirname(HERE)
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#
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# Utilities
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#
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def untgz(archive):
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"""Remove .tar.gz"""
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return archive.replace('.tar.gz', '')
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def localpath(*args):
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"""construct an absolute path from a list relative to the root pycapnp directory"""
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plist = [ROOT] + list(args)
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return os.path.abspath(pjoin(*plist))
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def fetch_archive(savedir, url, fname, force=False):
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"""download an archive to a specific location"""
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dest = pjoin(savedir, fname)
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if os.path.exists(dest) and not force:
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info("already have %s" % fname)
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return dest
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info("fetching %s into %s" % (url, savedir))
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if not os.path.exists(savedir):
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os.makedirs(savedir)
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req = urlopen(url)
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with open(dest, 'wb') as f:
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f.write(req.read())
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return dest
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#
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# libcapnp
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#
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def fetch_libcapnp(savedir, url=None):
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"""download and extract libcapnp"""
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is_preconfigured = False
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if url is None:
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url = libcapnp_url
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is_preconfigured = True
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dest = pjoin(savedir, 'capnproto-c++')
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if os.path.exists(dest):
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info("already have %s" % dest)
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return
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fname = fetch_archive(savedir, url, libcapnp_name)
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tf = tarfile.open(fname)
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with_version = pjoin(savedir, tf.firstmember.path)
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tf.extractall(savedir)
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tf.close()
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# remove version suffix:
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if is_preconfigured:
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shutil.move(with_version, dest)
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else:
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cpp_dir = os.path.join(with_version, 'c++')
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shutil.move(cpp_dir, dest)
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# XXX (HaaTa): There's a bug in capnproto-0.7.0 on CentOS 6 (or any glibc older than 2.16)
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# This patches the issue
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with fileinput.FileInput(os.path.join(dest, 'src', 'kj', 'table.c++'), inplace=True, backup='.bak') as f:
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for line in f:
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print(
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line.replace(
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'__APPLE__ || __BIONIC__', '__APPLE__ || __BIONIC__ || (defined(__GLIBC__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ < 16))'
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),
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end=''
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)
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