Windows: Use 32-bit distribution of python

1 files changed, 253 insertions, 0 deletions

diff --git a/python/gevent/libuv/_corecffi_build.py b/python/gevent/libuv/_corecffi_build.py
new file mode 100644
index 0000000..722157d
--- /dev/null
+++ b/python/gevent/libuv/_corecffi_build.py
@@ -0,0 +1,253 @@
+# pylint: disable=no-member
+
+# This module is only used to create and compile the gevent._corecffi module;
+# nothing should be directly imported from it except `ffi`, which should only be
+# used for `ffi.compile()`; programs should import gevent._corecfffi.
+# However, because we are using "out-of-line" mode, it is necessary to examine
+# this file to know what functions are created and available on the generated
+# module.
+from __future__ import absolute_import, print_function
+import sys
+import os
+import os.path # pylint:disable=no-name-in-module
+import struct
+
+__all__ = []
+
+WIN = sys.platform.startswith('win32')
+
+def system_bits():
+    return struct.calcsize('P') * 8
+
+
+def st_nlink_type():
+    if sys.platform == "darwin" or sys.platform.startswith("freebsd"):
+        return "short"
+    if system_bits() == 32:
+        return "unsigned long"
+    return "long long"
+
+
+from cffi import FFI
+ffi = FFI()
+
+thisdir = os.path.dirname(os.path.abspath(__file__))
+def read_source(name):
+    with open(os.path.join(thisdir, name), 'r') as f:
+        return f.read()
+
+_cdef = read_source('_corecffi_cdef.c')
+_source = read_source('_corecffi_source.c')
+
+_cdef = _cdef.replace('#define GEVENT_ST_NLINK_T int', '')
+_cdef = _cdef.replace('#define GEVENT_STRUCT_DONE int', '')
+_cdef = _cdef.replace('#define GEVENT_UV_OS_SOCK_T int', '')
+
+_cdef = _cdef.replace('GEVENT_ST_NLINK_T', st_nlink_type())
+_cdef = _cdef.replace("GEVENT_STRUCT_DONE _;", '...;')
+# uv_os_sock_t is int on POSIX and SOCKET on Win32, but socket is
+# just another name for handle, which is just another name for 'void*'
+# which we will treat as an 'unsigned long' or 'unsigned long long'
+# since it comes through 'fileno()' where it has been cast as an int.
+# See class watcher.io
+_void_pointer_as_integer = 'intptr_t'
+_cdef = _cdef.replace("GEVENT_UV_OS_SOCK_T", 'int' if not WIN else _void_pointer_as_integer)
+
+
+setup_py_dir = os.path.abspath(os.path.join(thisdir, '..', '..', '..'))
+libuv_dir = os.path.abspath(os.path.join(setup_py_dir, 'deps', 'libuv'))
+
+
+LIBUV_INCLUDE_DIRS = [
+    thisdir, # libev_vfd.h
+    os.path.join(libuv_dir, 'include'),
+    os.path.join(libuv_dir, 'src'),
+]
+
+# Initially based on https://github.com/saghul/pyuv/blob/v1.x/setup_libuv.py
+
+def _libuv_source(rel_path):
+    # Certain versions of setuptools, notably on windows, are *very*
+    # picky about what we feed to sources= "setup() arguments must
+    # *always* be /-separated paths relative to the setup.py
+    # directory, *never* absolute paths." POSIX doesn't have that issue.
+    path = os.path.join('deps', 'libuv', 'src', rel_path)
+    return path
+
+LIBUV_SOURCES = [
+    _libuv_source('fs-poll.c'),
+    _libuv_source('inet.c'),
+    _libuv_source('threadpool.c'),
+    _libuv_source('uv-common.c'),
+    _libuv_source('version.c'),
+    _libuv_source('uv-data-getter-setters.c'),
+    _libuv_source('timer.c'),
+]
+
+if WIN:
+    LIBUV_SOURCES += [
+        _libuv_source('win/async.c'),
+        _libuv_source('win/core.c'),
+        _libuv_source('win/detect-wakeup.c'),
+        _libuv_source('win/dl.c'),
+        _libuv_source('win/error.c'),
+        _libuv_source('win/fs-event.c'),
+        _libuv_source('win/fs.c'),
+        # getaddrinfo.c refers to ConvertInterfaceIndexToLuid
+        # and ConvertInterfaceLuidToNameA, which are supposedly in iphlpapi.h
+        # and iphlpapi.lib/dll. But on Windows 10 with Python 3.5 and VC 14 (Visual Studio 2015),
+        # I get an undefined warning from the compiler for those functions and
+        # a link error from the linker, so this file can't be included.
+        # This is possibly because the functions are defined for Windows Vista, and
+        # Python 3.5 builds with at earlier SDK?
+        # Fortunately we don't use those functions.
+        #_libuv_source('win/getaddrinfo.c'),
+        # getnameinfo.c refers to uv__getaddrinfo_translate_error from
+        # getaddrinfo.c, which we don't have.
+        #_libuv_source('win/getnameinfo.c'),
+        _libuv_source('win/handle.c'),
+        _libuv_source('win/loop-watcher.c'),
+        _libuv_source('win/pipe.c'),
+        _libuv_source('win/poll.c'),
+        _libuv_source('win/process-stdio.c'),
+        _libuv_source('win/process.c'),
+        _libuv_source('win/req.c'),
+        _libuv_source('win/signal.c'),
+        _libuv_source('win/snprintf.c'),
+        _libuv_source('win/stream.c'),
+        _libuv_source('win/tcp.c'),
+        _libuv_source('win/thread.c'),
+        _libuv_source('win/tty.c'),
+        _libuv_source('win/udp.c'),
+        _libuv_source('win/util.c'),
+        _libuv_source('win/winapi.c'),
+        _libuv_source('win/winsock.c'),
+    ]
+else:
+    LIBUV_SOURCES += [
+        _libuv_source('unix/async.c'),
+        _libuv_source('unix/core.c'),
+        _libuv_source('unix/dl.c'),
+        _libuv_source('unix/fs.c'),
+        _libuv_source('unix/getaddrinfo.c'),
+        _libuv_source('unix/getnameinfo.c'),
+        _libuv_source('unix/loop-watcher.c'),
+        _libuv_source('unix/loop.c'),
+        _libuv_source('unix/pipe.c'),
+        _libuv_source('unix/poll.c'),
+        _libuv_source('unix/process.c'),
+        _libuv_source('unix/signal.c'),
+        _libuv_source('unix/stream.c'),
+        _libuv_source('unix/tcp.c'),
+        _libuv_source('unix/thread.c'),
+        _libuv_source('unix/tty.c'),
+        _libuv_source('unix/udp.c'),
+    ]
+
+
+if sys.platform.startswith('linux'):
+    LIBUV_SOURCES += [
+        _libuv_source('unix/linux-core.c'),
+        _libuv_source('unix/linux-inotify.c'),
+        _libuv_source('unix/linux-syscalls.c'),
+        _libuv_source('unix/procfs-exepath.c'),
+        _libuv_source('unix/proctitle.c'),
+        _libuv_source('unix/sysinfo-loadavg.c'),
+        _libuv_source('unix/sysinfo-memory.c'),
+    ]
+elif sys.platform == 'darwin':
+    LIBUV_SOURCES += [
+        _libuv_source('unix/bsd-ifaddrs.c'),
+        _libuv_source('unix/darwin.c'),
+        _libuv_source('unix/darwin-proctitle.c'),
+        _libuv_source('unix/fsevents.c'),
+        _libuv_source('unix/kqueue.c'),
+        _libuv_source('unix/proctitle.c'),
+    ]
+elif sys.platform.startswith(('freebsd', 'dragonfly')):
+    LIBUV_SOURCES += [
+        _libuv_source('unix/bsd-ifaddrs.c'),
+        _libuv_source('unix/freebsd.c'),
+        _libuv_source('unix/kqueue.c'),
+        _libuv_source('unix/posix-hrtime.c'),
+    ]
+elif sys.platform.startswith('openbsd'):
+    LIBUV_SOURCES += [
+        _libuv_source('unix/bsd-ifaddrs.c'),
+        _libuv_source('unix/kqueue.c'),
+        _libuv_source('unix/openbsd.c'),
+        _libuv_source('unix/posix-hrtime.c'),
+    ]
+elif sys.platform.startswith('netbsd'):
+    LIBUV_SOURCES += [
+        _libuv_source('unix/bsd-ifaddrs.c'),
+        _libuv_source('unix/kqueue.c'),
+        _libuv_source('unix/netbsd.c'),
+        _libuv_source('unix/posix-hrtime.c'),
+    ]
+
+elif sys.platform.startswith('sunos'):
+    LIBUV_SOURCES += [
+        _libuv_source('unix/no-proctitle.c'),
+        _libuv_source('unix/sunos.c'),
+    ]
+
+
+LIBUV_MACROS = []
+
+def _define_macro(name, value):
+    LIBUV_MACROS.append((name, value))
+
+LIBUV_LIBRARIES = []
+
+def _add_library(name):
+    LIBUV_LIBRARIES.append(name)
+
+if sys.platform != 'win32':
+    _define_macro('_LARGEFILE_SOURCE', 1)
+    _define_macro('_FILE_OFFSET_BITS', 64)
+
+if sys.platform.startswith('linux'):
+    _add_library('dl')
+    _add_library('rt')
+    _define_macro('_GNU_SOURCE', 1)
+    _define_macro('_POSIX_C_SOURCE', '200112')
+elif sys.platform == 'darwin':
+    _define_macro('_DARWIN_USE_64_BIT_INODE', 1)
+    _define_macro('_DARWIN_UNLIMITED_SELECT', 1)
+elif sys.platform.startswith('netbsd'):
+    _add_library('kvm')
+elif sys.platform.startswith('sunos'):
+    _define_macro('__EXTENSIONS__', 1)
+    _define_macro('_XOPEN_SOURCE', 500)
+    _add_library('kstat')
+    _add_library('nsl')
+    _add_library('sendfile')
+    _add_library('socket')
+elif WIN:
+    _define_macro('_GNU_SOURCE', 1)
+    _define_macro('WIN32', 1)
+    _define_macro('_CRT_SECURE_NO_DEPRECATE', 1)
+    _define_macro('_CRT_NONSTDC_NO_DEPRECATE', 1)
+    _define_macro('_CRT_SECURE_NO_WARNINGS', 1)
+    _define_macro('_WIN32_WINNT', '0x0600')
+    _define_macro('WIN32_LEAN_AND_MEAN', 1)
+    _add_library('advapi32')
+    _add_library('iphlpapi')
+    _add_library('psapi')
+    _add_library('shell32')
+    _add_library('user32')
+    _add_library('userenv')
+    _add_library('ws2_32')
+
+ffi.cdef(_cdef)
+ffi.set_source('gevent.libuv._corecffi',
+               _source,
+               sources=LIBUV_SOURCES,
+               depends=LIBUV_SOURCES,
+               include_dirs=LIBUV_INCLUDE_DIRS,
+               libraries=list(LIBUV_LIBRARIES),
+               define_macros=list(LIBUV_MACROS))
+
+if __name__ == '__main__':
+    ffi.compile()