Merge branch 'source-reorg'

.gitignore

@@ -3,20 +3,20 @@ build/
 .runtimes
 .tox/
 *.so
+*.o
 *.egg-info
 gevent.*.[ch]
-gevent/corecext.pyx
-gevent/__pycache__
-gevent/libev
-gevent/_corecffi.c
-gevent/_corecffi.o
+src/gevent/libev/corecext.pyx
+src/gevent/__pycache__
+src/gevent/libev/_corecffi.c
+src/gevent/libev/_corecffi.o
 Makefile.ext
 MANIFEST
 *_flymake.py
 
-greentest/.coverage\.*
-greentest/htmlcov
-greentest/.coverage
+src/greentest/.coverage\.*
+src/greentest/htmlcov
+src/greentest/.coverage
 
 doc/changelog.rst
 doc/_build
@@ -33,40 +33,40 @@ doc/gevent.*.rst
 !doc/gevent.wsgi.rst
 
 # Artifacts of configuring in place
-c-ares/config.log
-c-ares/config.status
-c-ares/stamp-h1
-c-ares/stamp-h2
-c-ares/ares_build.h.orig
-c-ares/ares_config.h
-c-ares/.libs
-c-ares/*.o
-c-ares/*.lo
-c-ares/*.la
-c-ares/.deps
-c-ares/acountry
-c-ares/adig
-c-ares/ahost
-c-ares/Makefile
-c-ares/libtool
-c-ares/libcares.pc
-c-ares/test/.deps
-c-ares/test/Makefile
-c-ares/test/config.log
-c-ares/test/config.status
-c-ares/test/libtool
-c-ares/test/stamp-h1
-libev/.deps
-libev/Makefile
-libev/config.log
-libev/config.h
-libev/config.status
-libev/libtool
-libev/stamp-h1
-libev/.libs
-libev/*.lo
-libev/*.la
-libev/*.o
+deps/c-ares/config.log
+deps/c-ares/config.status
+deps/c-ares/stamp-h1
+deps/c-ares/stamp-h2
+deps/c-ares/ares_build.h.orig
+deps/c-ares/ares_config.h
+deps/c-ares/.libs
+deps/c-ares/*.o
+deps/c-ares/*.lo
+deps/c-ares/*.la
+deps/c-ares/.deps
+deps/c-ares/acountry
+deps/c-ares/adig
+deps/c-ares/ahost
+deps/c-ares/Makefile
+deps/c-ares/libtool
+deps/c-ares/libcares.pc
+deps/c-ares/test/.deps
+deps/c-ares/test/Makefile
+deps/c-ares/test/config.log
+deps/c-ares/test/config.status
+deps/c-ares/test/libtool
+deps/c-ares/test/stamp-h1
+deps/libev/.deps
+deps/libev/Makefile
+deps/libev/config.log
+deps/libev/config.h
+deps/libev/config.status
+deps/libev/libtool
+deps/libev/stamp-h1
+deps/libev/.libs
+deps/libev/*.lo
+deps/libev/*.la
+deps/libev/*.o
 
 # running setup.py on PyPy
 config.h

.landscape.yml

@@ -24,29 +24,29 @@ ignore-paths:
   - scripts/
   # This file has invalid syntax for Python 3, which is how
   # landscape.io runs things...
-  - gevent/_util_py2.py
+  - src/gevent/_util_py2.py
   # ...and this file has invalid syntax for Python 2, which is how
   # travis currently runs things. sigh.
-  - gevent/_socket3.py
+  - src/gevent/_socket3.py
   # This is vendored with minimal changes
-  - gevent/_tblib.py
+  - src/gevent/_tblib.py
   # likewise
-  - greentest/six.py
+  - src/greentest/six.py
   # This triggers https://github.com/PyCQA/pylint/issues/846 on Travis,
   # but the file is really small, so it's better to skip this one
   # file than disable that whole check.
-  - gevent/core.py
+  - src/gevent/core.py
   # sadly, this one is complicated
   - setup.py
-  - greentest/getaddrinfo_module.py
+  - src/greentest/getaddrinfo_module.py
 ignore-patterns:
   # disabled code
-  - ^greentest/xtest_.*py
+  - ^src/greentest/xtest_.*py
   # standard library code
-  - ^greentest/2.*
-  - ^greentest/3.*
+  - ^src/greentest/2.*
+  - ^src/greentest/3.*
   # benchmarks that aren't used/changed much
-  - ^greentest/bench_.*py
+  - ^src/greentest/bench_.*py
 
 pyroma:
   run: true

MANIFEST.in

-recursive-include greentest *
+recursive-include src/greentest *
 recursive-include examples *
-recursive-include gevent *
+recursive-include src/gevent *
 recursive-include doc *
-recursive-include libev *
-recursive-include c-ares *
+recursive-include deps *
 recursive-include util *
 
 include LICENSE
@@ -18,6 +17,7 @@ include Makefile.ext
 include known_failures.py
 include *.yml
 include *.txt
+include _setup*.py
 
 include tox.ini
 include .pep8
@@ -40,14 +40,14 @@ global-exclude *.la
 global-exclude config.log config.status
 prune doc/_build
 global-exclude *.pyc
-recursive-exclude greentest .coverage
-prune greentest/htmlcov
-recursive-exclude c-ares stamp-h? ares_build.h.orig
-prune libev/.deps
-recursive-exclude libev Makefile libtool stamp-h? config.h
+recursive-exclude src/greentest .coverage
+prune src/greentest/htmlcov
+recursive-exclude deps/c-ares stamp-h? ares_build.h.orig
+prune deps/libev/.deps
+recursive-exclude deps/libev Makefile libtool stamp-h? config.h
 # This is the output of _corecffi_build.py and may be particular
 # to each CFFI version/platform
-recursive-exclude gevent _corecffi.c
+recursive-exclude src/gevent _corecffi.c
 # See comments in Makefile; this is renamed to Makefile.ext
 # this exclude keeps check-manifest from complaining
 exclude Makefile

Makefile

@@ -12,48 +12,56 @@ export PATH:=$(BUILD_RUNTIMES)/snakepit:$(TOOLS):$(PATH)
 export LC_ALL=C.UTF-8
 
 
-all: gevent/gevent.corecext.c gevent/gevent.ares.c gevent/gevent._semaphore.c
+all: src/gevent/libev/gevent.corecext.c src/gevent/gevent.ares.c src/gevent/gevent._semaphore.c
 
-gevent/gevent.corecext.c: gevent/corecext.ppyx gevent/libev.pxd util/cythonpp.py
-	$(PYTHON) util/cythonpp.py -o gevent.corecext.c gevent/corecext.ppyx
+src/gevent/libev/gevent.corecext.c: src/gevent/libev/corecext.ppyx src/gevent/libev/libev.pxd util/cythonpp.py
+	$(PYTHON) util/cythonpp.py -o gevent.corecext.c --module-name gevent.libev.corecext.pyx src/gevent/libev/corecext.ppyx
 	echo '#include "callbacks.c"' >> gevent.corecext.c
-	mv gevent.corecext.* gevent/
+	mv gevent.corecext.* src/gevent/libev/
 
-gevent/gevent.ares.c: gevent/ares.pyx gevent/*.pxd
-	$(CYTHON) -o gevent.ares.c gevent/ares.pyx
-	mv gevent.ares.* gevent/
+src/gevent/gevent.ares.c: src/gevent/ares.pyx src/gevent/*.pxd
+	$(CYTHON) -o gevent.ares.c src/gevent/ares.pyx
+	mv gevent.ares.* src/gevent/
 
-gevent/gevent._semaphore.c: gevent/_semaphore.py gevent/_semaphore.pxd
+src/gevent/gevent._semaphore.c: src/gevent/_semaphore.py src/gevent/_semaphore.pxd
 # On PyPy, if we wanted to use Cython to compile _semaphore.py, we'd
 # need to have _semaphore named as a .pyx file so it doesn't get
 # loaded in preference to the .so. (We want to keep the definitions
 # separate in a .pxd file for ease of reading, and that only works
 # with .py files, so we'd have to copy them back and forth.)
-#	cp gevent/_semaphore.pyx gevent/_semaphore.py
-	$(CYTHON) -o gevent._semaphore.c gevent/_semaphore.py
-	mv gevent._semaphore.* gevent/
-#	rm gevent/_semaphore.py
+#	cp src/gevent/_semaphore.pyx src/gevent/_semaphore.py
+	$(CYTHON) -o gevent._semaphore.c src/gevent/_semaphore.py
+	mv gevent._semaphore.* src/gevent/
+#	rm src/gevent/_semaphore.py
 
 clean:
-	rm -f corecext.pyx gevent/corecext.pyx
-	rm -f gevent.corecext.c gevent.corecext.h gevent/gevent.corecext.c gevent/gevent.corecext.h
-	rm -f gevent.ares.c gevent.ares.h gevent/gevent.ares.c gevent/gevent.ares.h
-	rm -f gevent._semaphore.c gevent._semaphore.h gevent/gevent._semaphore.c gevent/gevent._semaphore.h
-	rm -f gevent/*.so
-	rm -rf gevent/__pycache__
-	rm -rf gevent/*.pyc
+	rm -f corecext.pyx src/gevent/libev/corecext.pyx
+	rm -f gevent.corecext.c gevent.corecext.h src/gevent/libev/gevent.corecext.c src/gevent/libev/gevent.corecext.h
+	rm -f gevent.ares.c gevent.ares.h src/gevent/gevent.ares.c src/gevent/gevent.ares.h
+	rm -f gevent._semaphore.c gevent._semaphore.h src/gevent/gevent._semaphore.c src/gevent/gevent._semaphore.h
+	rm -f src/gevent/*.so src/gevent/libev/*.so
+	rm -rf src/gevent/libev/*.o src/gevent/*.o
+	rm -rf src/gevent/__pycache__ src/greentest/__pycache__ src/gevent/libev/__pycache__
+	rm -rf src/gevent/*.pyc src/greentest/*.pyc src/gevent/libev/*.pyc
+	rm -rf src/greentest/htmlcov src/greentest/.coverage
+	rm -rf build
+
+distclean: clean
+	rm -rf dist
+	rm -rf deps/libev/config.h deps/libev/config.log deps/libev/config.status deps/libev/.deps deps/libev/.libs
+	rm -rf deps/c-ares/config.h deps/c-ares/config.log deps/c-ares/config.status deps/c-ares/.deps deps/c-ares/.libs
 
 doc:
 	cd doc && PYTHONPATH=.. make html
 
 whitespace:
-	! find . -not -path "*.pem" -not -path "./.eggs/*" -not -path "./greentest/htmlcov/*" -not -path "./greentest/.coverage.*" -not -path "./.tox/*" -not -path "*/__pycache__/*" -not -path "*.so" -not -path "*.pyc" -not -path "./.git/*" -not -path "./build/*" -not -path "./libev/*" -not -path "./gevent/libev/*" -not -path "./gevent.egg-info/*" -not -path "./dist/*" -not -path "./.DS_Store" -not -path "./c-ares/*" -not -path "./gevent/gevent.*.[ch]" -not -path "./gevent/corecext.pyx" -not -path "./doc/_build/*" -not -path "./doc/mytheme/static/*" -type f | xargs egrep -l " $$"
+	! find . -not -path "*.pem" -not -path "./.eggs/*" -not -path "./src/greentest/htmlcov/*" -not -path "./src/greentest/.coverage.*" -not -path "./.tox/*" -not -path "*/__pycache__/*" -not -path "*.so" -not -path "*.pyc" -not -path "./.git/*" -not -path "./build/*"  -not -path "./src/gevent/libev/*" -not -path "./src/gevent.egg-info/*" -not -path "./dist/*" -not -path "./.DS_Store" -not -path "./deps/*" -not -path "./src/gevent/gevent.*.[ch]" -not -path "./src/gevent/corecext.pyx" -not -path "./doc/_build/*" -not -path "./doc/mytheme/static/*" -type f | xargs egrep -l " $$"
 
 prospector:
 	which prospector
 	which pylint
 # debugging
-#	pylint --rcfile=.pylintrc --init-hook="import sys, code; sys.excepthook = lambda exc, exc_type, tb: print(tb.tb_next.tb_next.tb_next.tb_next.tb_next.tb_next.tb_next.tb_next.tb_next.tb_next.tb_frame.f_locals['self'])" gevent greentest/* || true
+#	pylint --rcfile=.pylintrc --init-hook="import sys, code; sys.excepthook = lambda exc, exc_type, tb: print(tb.tb_next.tb_next.tb_next.tb_next.tb_next.tb_next.tb_next.tb_next.tb_next.tb_next.tb_frame.f_locals['self'])" gevent src/greentest/* || true
 	${PYTHON} scripts/gprospector.py -X
 
 lint: whitespace prospector
@@ -66,18 +74,18 @@ test_prelim:
 	make bench
 
 toxtest: test_prelim
-	cd greentest && GEVENT_RESOLVER=thread ${PYTHON} testrunner.py --config ../known_failures.py
+	cd src/greentest && GEVENT_RESOLVER=thread ${PYTHON} testrunner.py --config known_failures.py
 
 fulltoxtest: test_prelim
-	cd greentest && GEVENT_RESOLVER=thread ${PYTHON} testrunner.py --config ../known_failures.py
-	cd greentest && GEVENT_RESOLVER=ares GEVENTARES_SERVERS=8.8.8.8 ${PYTHON} testrunner.py --config ../known_failures.py --ignore tests_that_dont_use_resolver.txt
-	cd greentest && GEVENT_FILE=thread ${PYTHON} testrunner.py --config ../known_failures.py `grep -l subprocess test_*.py`
+	cd src/greentest && GEVENT_RESOLVER=thread ${PYTHON} testrunner.py --config known_failures.py
+	cd src/greentest && GEVENT_RESOLVER=ares GEVENTARES_SERVERS=8.8.8.8 ${PYTHON} testrunner.py --config known_failures.py --ignore tests_that_dont_use_resolver.txt
+	cd src/greentest && GEVENT_FILE=thread ${PYTHON} testrunner.py --config known_failures.py `grep -l subprocess test_*.py`
 
 leaktest:
 	GEVENTSETUP_EV_VERIFY=3 GEVENTTEST_LEAKCHECK=1 make fulltoxtest
 
 bench:
-	${PYTHON} greentest/bench_sendall.py
+	${PYTHON} src/greentest/bench_sendall.py
 
 
 travis_test_linters:
@@ -85,9 +93,9 @@ travis_test_linters:
 	GEVENTTEST_COVERAGE=1 make leaktest
 # because we set parallel=true, each run produces new and different coverage files; they all need
 # to be combined
-	coverage combine . greentest/
+	coverage combine . src/greentest/
 
-	coveralls --rcfile=greentest/.coveragerc
+	coveralls --rcfile=src/greentest/.coveragerc
 
 
 .PHONY: clean all doc prospector whitespace lint travistest travis
@@ -171,6 +179,6 @@ test-py27-cffi: $(PY27)
 	GEVENT_CORE_CFFI_ONLY=1 PYTHON=python2.7 PATH=$(BUILD_RUNTIMES)/versions/python2.7/bin:$(PATH) make develop toxtest
 
 test-py27-noembed: $(PY27)
-	cd libev && ./configure --disable-dependency-tracking && make
-	cd c-ares && ./configure --disable-dependency-tracking && make
-	CPPFLAGS="-Ilibev -Ic-ares" LDFLAGS="-Llibev/.libs -Lc-ares/.libs" LD_LIBRARY_PATH="$(PWD)/libev/.libs:$(PWD)/c-ares/.libs" EMBED=0 GEVENT_CORE_CEXT_ONLY=1 PYTHON=python2.7 PATH=$(BUILD_RUNTIMES)/versions/python2.7/bin:$(PATH) make develop toxtest
+	cd deps/libev && ./configure --disable-dependency-tracking && make
+	cd deps/c-ares && ./configure --disable-dependency-tracking && make
+	CPPFLAGS="-Ideps/libev -Ideps/c-ares" LDFLAGS="-Ldeps/libev/.libs -Ldeps/c-ares/.libs" LD_LIBRARY_PATH="$(PWD)/deps/libev/.libs:$(PWD)/deps/c-ares/.libs" EMBED=0 GEVENT_CORE_CEXT_ONLY=1 PYTHON=python2.7 PATH=$(BUILD_RUNTIMES)/versions/python2.7/bin:$(PATH) make develop toxtest

README.rst

@@ -77,8 +77,8 @@ There are a few different ways to run the tests. To simply run the
 tests on one version of Python during development, try this::
 
   python setup.py develop
-  cd greentest
-  PYTHONPATH=.. python testrunner.py --config ../known_failures.py
+  cd src/greentest
+  PYTHONPATH=.. python testrunner.py --config known_failures.py
 
 Before submitting a pull request, it's a good idea to run the tests
 across all supported versions of Python, and to check the code quality
@@ -93,8 +93,8 @@ The testrunner accepts a ``--coverage`` argument to enable code
 coverage metrics through the `coverage.py`_ package. That would go
 something like this::
 
-  cd greentest
-  PYTHONPATH=.. python testrunner.py --config ../known_failures.py --coverage
+  cd src/greentest
+  PYTHONPATH=.. python testrunner.py --config known_failures.py --coverage
   coverage combine
   coverage html -i
   <open htmlcov/index.html>

_setupares.py

+# -*- coding: utf-8 -*-
+"""
+setup helpers for c-ares.
+"""
+
+from __future__ import print_function, absolute_import, division
+
+import os
+import os.path
+import shutil
+import sys
+
+from _setuputils import Extension
+
+import distutils.sysconfig  # to get CFLAGS to pass into c-ares configure script pylint:disable=import-error
+
+from _setuputils import WIN
+from _setuputils import quoted_dep_abspath
+from _setuputils import system
+from _setuputils import make_universal_header
+from _setuputils import should_embed
+from _setuputils import LIBRARIES
+from _setuputils import DEFINE_MACROS
+from _setuputils import glob_many
+from _setuputils import dep_abspath
+
+
+CARES_EMBED = should_embed('c-ares')
+
+
+# See #616, trouble building for a 32-bit python against a 64-bit platform
+_config_vars = distutils.sysconfig.get_config_var("CFLAGS")
+if _config_vars and "m32" in _config_vars:
+    _m32 = 'CFLAGS="' + os.getenv('CFLAGS', '') + ' -m32" '
+else:
+    _m32 = ''
+
+# Use -r, not -e, for support of old solaris. See
+# https://github.com/gevent/gevent/issues/777
+ares_configure_command = ' '.join([
+    "(cd ", quoted_dep_abspath('c-ares'),
+    " && if [ -r ares_build.h ]; then cp ares_build.h ares_build.h.orig; fi ",
+    " && /bin/sh ./configure --disable-dependency-tracking " + _m32 + "CONFIG_COMMANDS= ",
+    " && cp ares_config.h ares_build.h \"$OLDPWD\" ",
+    " && mv ares_build.h.orig ares_build.h)",
+    "> configure-output.txt"])
+
+
+
+def configure_ares(bext, ext):
+    bdir = os.path.join(bext.build_temp, 'c-ares')
+    ext.include_dirs.insert(0, bdir)
+
+    if not os.path.isdir(bdir):
+        os.makedirs(bdir)
+
+    if WIN:
+        shutil.copy("deps\\c-ares\\ares_build.h.dist", os.path.join(bdir, "ares_build.h"))
+        return
+
+    cwd = os.getcwd()
+    os.chdir(bdir)
+    try:
+        if os.path.exists('ares_config.h') and os.path.exists('ares_build.h'):
+            return
+        try:
+            system(ares_configure_command)
+        except:
+            with open('configure-output.txt', 'r') as t:
+                print(t.read(), file=sys.stderr)
+            raise
+        if sys.platform == 'darwin':
+            make_universal_header('ares_build.h', 'CARES_SIZEOF_LONG')
+            make_universal_header('ares_config.h', 'SIZEOF_LONG', 'SIZEOF_SIZE_T', 'SIZEOF_TIME_T')
+    finally:
+        os.chdir(cwd)
+
+
+ARES = Extension(name='gevent.ares',
+                 sources=['src/gevent/gevent.ares.c'],
+                 include_dirs=[dep_abspath('c-ares')] if CARES_EMBED else [],
+                 libraries=list(LIBRARIES),
+                 define_macros=list(DEFINE_MACROS),
+                 depends=glob_many('src/gevent/dnshelper.c',
+                                   'src/gevent/cares_*.[ch]'))
+ARES.optional = True
+
+
+if CARES_EMBED:
+    ARES.sources += glob_many('deps/c-ares/*.c')
+    # Strip the standalone binaries that would otherwise
+    # cause linking issues
+    for bin_c in ('acountry', 'adig', 'ahost'):
+        try:
+            ARES.sources.remove('deps/c-ares/' + bin_c + '.c')
+        except ValueError:
+            pass
+    ARES.configure = configure_ares
+    if WIN:
+        ARES.libraries += ['advapi32']
+        ARES.define_macros += [('CARES_STATICLIB', '')]
+    else:
+        ARES.define_macros += [('HAVE_CONFIG_H', '')]
+        if sys.platform != 'darwin':
+            ARES.libraries += ['rt']
+    ARES.define_macros += [('CARES_EMBED', '1')]
+else:
+    ARES.libraries.append('cares')
+    ARES.define_macros += [('HAVE_NETDB_H', '')]

_setuplibev.py

+# -*- coding: utf-8 -*-
+"""
+setup helpers for libev.
+"""
+
+from __future__ import print_function, absolute_import, division
+
+import sys
+import os.path
+
+from _setuputils import Extension
+
+from _setuputils import system
+from _setuputils import quoted_dep_abspath
+from _setuputils import WIN
+from _setuputils import make_universal_header
+from _setuputils import LIBRARIES
+from _setuputils import DEFINE_MACROS
+from _setuputils import glob_many
+from _setuputils import dep_abspath
+from _setuputils import should_embed
+
+
+LIBEV_EMBED = should_embed('libev')
+
+# Configure libev in place; but cp the config.h to the old directory;
+# if we're building a CPython extension, the old directory will be
+# the build/temp.XXX/libev/ directory. If we're building from a
+# source checkout on pypy, OLDPWD will be the location of setup.py
+# and the PyPy branch will clean it up.
+libev_configure_command = ' '.join([
+    "(cd ", quoted_dep_abspath('libev'),
+    " && /bin/sh ./configure ",
+    " && cp config.h \"$OLDPWD\"",
+    ")",
+    '> configure-output.txt'
+])
+
+
+def configure_libev(bext, ext):
+    if WIN:
+        return
+
+    bdir = os.path.join(bext.build_temp, 'libev')
+    ext.include_dirs.insert(0, bdir)
+
+    if not os.path.isdir(bdir):
+        os.makedirs(bdir)
+
+    cwd = os.getcwd()
+    os.chdir(bdir)
+    try:
+        if os.path.exists('config.h'):
+            return
+        system(libev_configure_command)
+        if sys.platform == 'darwin':
+            make_universal_header('config.h',
+                                  'SIZEOF_LONG', 'SIZEOF_SIZE_T', 'SIZEOF_TIME_T')
+    finally:
+        os.chdir(cwd)
+
+CORE = Extension(name='gevent.libev.corecext',
+                 sources=['src/gevent/libev/gevent.corecext.c'],
+                 include_dirs=[dep_abspath('libev')] if LIBEV_EMBED else [],
+                 libraries=list(LIBRARIES),
+                 define_macros=list(DEFINE_MACROS),
+                 depends=glob_many('src/gevent/libev/callbacks.*',
+                                   'src/gevent/libev/stathelper.c',
+                                   'src/gevent/libev/libev*.h',
+                                   'deps/libev/*.[ch]'))
+if WIN:
+    CORE.define_macros.append(('EV_STANDALONE', '1'))
+# QQQ libev can also use -lm, however it seems to be added implicitly
+
+if LIBEV_EMBED:
+    CORE.define_macros += [('LIBEV_EMBED', '1'),
+                           ('EV_COMMON', ''),  # we don't use void* data
+                           # libev watchers that we don't use currently:
+                           ('EV_CLEANUP_ENABLE', '0'),
+                           ('EV_EMBED_ENABLE', '0'),
+                           ("EV_PERIODIC_ENABLE", '0')]
+    CORE.configure = configure_libev
+    if sys.platform == "darwin":
+        os.environ["CPPFLAGS"] = ("%s %s" % (os.environ.get("CPPFLAGS", ""), "-U__llvm__")).lstrip()
+    if os.environ.get('GEVENTSETUP_EV_VERIFY') is not None:
+        CORE.define_macros.append(('EV_VERIFY', os.environ['GEVENTSETUP_EV_VERIFY']))
+else:
+    CORE.libraries.append('ev')

_setuputils.py

+# -*- coding: utf-8 -*-
+"""
+gevent build utilities.
+
+.. $Id$
+"""
+
+from __future__ import print_function, absolute_import, division
+
+import re
+import os
+import os.path
+import sys
+from subprocess import check_call
+from glob import glob
+
+from setuptools.command.build_ext import build_ext
+from setuptools.command.sdist import sdist
+
+## Exported configurations
+
+PYPY = hasattr(sys, 'pypy_version_info')
+WIN = sys.platform.startswith('win')
+CFFI_WIN_BUILD_ANYWAY = os.environ.get("PYPY_WIN_BUILD_ANYWAY")
+
+LIBRARIES = []
+DEFINE_MACROS = []
+
+
+if WIN:
+    LIBRARIES += ['ws2_32']
+    DEFINE_MACROS += [('FD_SETSIZE', '1024'), ('_WIN32', '1')]
+
+### File handling
+
+THIS_DIR = os.path.dirname(__file__)
+
+def quoted_abspath(*segments):
+    return '"' + os.path.abspath(os.path.join(*segments)) + '"'
+
+def read(name, *args):
+    """Read a file path relative to this file."""
+    with open(os.path.join(THIS_DIR, name)) as f:
+        return f.read(*args)
+
+def read_version(name="src/gevent/__init__.py"):
+    contents = read(name)
+    version = re.search(r"__version__\s*=\s*'(.*)'", contents, re.M).group(1)
+    assert version, "could not read version"
+    return version
+
+def dep_abspath(depname, *extra):
+    return os.path.abspath(os.path.join('deps', depname, *extra))
+
+def quoted_dep_abspath(depname):
+    return quoted_abspath(dep_abspath(depname))
+
+def glob_many(*globs):
+    """
+    Return a list of all the glob patterns expanded.
+    """
+    result = []
+    for pattern in globs:
+        result.extend(glob(pattern))
+    return sorted(result)
+
+
+## Configuration
+
+def _parse_environ(key):
+    value = os.environ.get(key)
+    if not value:
+        return
+    value = value.lower().strip()
+    if value in ('1', 'true', 'on', 'yes'):
+        return True
+    elif value in ('0', 'false', 'off', 'no'):
+        return False
+    raise ValueError('Environment variable %r has invalid value %r. '
+                     'Please set it to 1, 0 or an empty string' % (key, value))
+
+IGNORE_CFFI = _parse_environ("GEVENT_NO_CFFI_BUILD")
+
+def _get_config_value(key, defkey, path=None):
+    """
+    Find a boolean value, configured in the environment at *key* or
+    *defkey* (typically, *defkey* will be shared by several calls). If
+    those don't exist, then check for the existence of *path* and return
+    that (if path is given)
+    """
+    value = _parse_environ(key)
+    if value is None:
+        value = _parse_environ(defkey)
+    if value is not None:
+        return value
+    return os.path.exists(path) if path is not None else False
+
+def should_embed(dep_name):
+    """
+    Check the configuration for the dep_name and see if it
+    should be embedded. Environment keys are derived from the
+    dep name: libev becomes LIBEV_EMBED and c-ares becomes CARES_EMBED.
+    """
+    path = dep_abspath(dep_name)
+    defkey = 'EMBED'
+    key = dep_name.replace('-', '').upper() + '_' + defkey
+
+    return _get_config_value(key, defkey, path)
+
+## Headers
+
+def make_universal_header(filename, *defines):
+    defines = [('#define %s ' % define, define) for define in defines]
+    with open(filename, 'r') as f:
+        lines = f.read().split('\n')
+    ifdef = 0
+    with open(filename, 'w') as f:
+        for line in lines:
+            if line.startswith('#ifdef'):
+                ifdef += 1
+            elif line.startswith('#endif'):
+                ifdef -= 1
+            elif not ifdef:
+                for prefix, define in defines:
+                    if line.startswith(prefix):
+                        line = '#ifdef __LP64__\n#define %s 8\n#else\n#define %s 4\n#endif' % (define, define)
+                        break
+            print(line, file=f)
+
+# Processes
+
+
+def _system(cmd):
+    sys.stdout.write('Running %r in %s\n' % (cmd, os.getcwd()))
+    return check_call(cmd, shell=True)
+
+
+def system(cmd):
+    if _system(cmd):
+        sys.exit(1)
+
+
+## Distutils extensions
+class BuildFailed(Exception):
+    pass
+
+from distutils.errors import CCompilerError, DistutilsExecError, DistutilsPlatformError # pylint:disable=no-name-in-module,import-error
+ext_errors = (CCompilerError, DistutilsExecError, DistutilsPlatformError, IOError)
+
+
+class ConfiguringBuildExt(build_ext):
+
+    def gevent_prepare(self, ext):
+        configure = getattr(ext, 'configure', None)
+        if configure:
+            configure(self, ext)
+
+    def build_extension(self, ext):
+        self.gevent_prepare(ext)
+        try:
+            result = build_ext.build_extension(self, ext)
+        except ext_errors:
+            if getattr(ext, 'optional', False):
+                raise BuildFailed()
+            else:
+                raise
+        return result
+
+
+class MakeSdist(sdist):
+    """
+    An sdist that runs make if needed, and makes sure
+    that the Makefile doesn't make it into the dist
+    archive.
+    """
+
+    _ran_make = False
+
+    @classmethod
+    def make(cls, targets=''):
+        # NOTE: We have two copies of the makefile, one
+        # for posix, one for windows. Our sdist command takes
+        # care of renaming the posix one so it doesn't get into
+        # the .tar.gz file (we don't want to re-run make in a released
+        # file). We trigger off the presence/absence of that file altogether
+        # to skip both posix and unix branches.
+        # See https://github.com/gevent/gevent/issues/757
+        if cls._ran_make:
+            return
+
+        if os.path.exists('Makefile'):
+            if WIN:
+                # make.cmd handles checking for PyPy and only making the
+                # right things, so we can ignore the targets
+                system("appveyor\\make.cmd")
+            else:
+                if "PYTHON" not in os.environ:
+                    os.environ["PYTHON"] = sys.executable
+                system('make ' + targets)
+        cls._ran_make = True
+
+    def run(self):
+        renamed = False
+        if os.path.exists('Makefile'):
+            self.make()
+            os.rename('Makefile', 'Makefile.ext')
+            renamed = True
+        try:
+            return sdist.run(self)
+        finally:
+            if renamed:
+                os.rename('Makefile.ext', 'Makefile')
+
+
+from setuptools import Extension as _Extension
+
+class Extension(_Extension):
+    # This class exists currently mostly to make pylint
+    # happy in terms of attributes we use.
+
+    def __init__(self, *args, **kwargs):
+        self.libraries = []
+        self.define_macros = []
+        # Python 2 has this as an old-style class for some reason
+        # so super() doesn't work.
+        _Extension.__init__(self, *args, **kwargs) # pylint:disable=no-member,non-parent-init-called

appveyor.yml

@@ -145,7 +145,7 @@ build_script:
 
 test_script:
   # Run the project tests
-  - "cd greentest && %PYEXE% testrunner.py --config ../known_failures.py && cd .."
+  - "cd src/greentest && %PYEXE% testrunner.py --config known_failures.py && cd ../.."
 
 after_test:
   # We already built the wheel during build_script, because it's

appveyor/make.cmd

 IF "%PYTHON_EXE%" == "python" (
-    %PYEXE% util\cythonpp.py -o gevent.corecext.c gevent\corecext.ppyx
-	type gevent\callbacks.c >> gevent.corecext.c
-    move gevent.corecext.* gevent
+    %PYEXE% util\cythonpp.py -o gevent.corecext.c --module-name gevent.libev.corecext.pyx src\gevent\libev\corecext.ppyx
+	type src\gevent\libev\callbacks.c >> gevent.corecext.c
+    move gevent.corecext.* src\gevent\libev
 )
-cython -o gevent.ares.c gevent\ares.pyx
-move gevent.ares.* gevent
-cython -o gevent._semaphore.c gevent\_semaphore.py
-move gevent._semaphore.* gevent
+cython -o gevent.ares.c src\gevent\ares.pyx
+move gevent.ares.* src\gevent
+cython -o gevent._semaphore.c src\gevent\_semaphore.py
+move gevent._semaphore.* src\gevent

changelog.rst

@@ -12,6 +12,9 @@ Incompatible Changes
 - Support for Python 2.6 has been removed. See :pr:`766`.
 - Remove module ``gevent.coros`` which was replaced by ``gevent.lock``
   and has been deprecated since 1.0b2.
+- The internal implementation modules ``gevent.corecext`` and
+  ``gevent.corecffi`` have been moved. Please import from
+  ``gevent.core`` instead.
 
 Libraries
 ---------
@@ -29,6 +32,8 @@ Libraries
   attempted at every import. This could lead to scattered "gevent"
   directories and undependable results.
 - Update Cython to 0.24.
+- setuptools is now required at build time on all platforms.
+  Previously it was only required for Windows and PyPy.
 
 
 Security

setup.py

@@ -3,17 +3,21 @@
 from __future__ import print_function
 import sys
 import os
-import re
-import shutil
-import traceback
-from os.path import join, abspath, basename, dirname
-from subprocess import check_call
-from glob import glob
 
-
-PYPY = hasattr(sys, 'pypy_version_info')
-WIN = sys.platform.startswith('win')
-CFFI_WIN_BUILD_ANYWAY = os.environ.get("PYPY_WIN_BUILD_ANYWAY")
+from _setuputils import read
+from _setuputils import read_version
+from _setuputils import system
+from _setuputils import PYPY, WIN, CFFI_WIN_BUILD_ANYWAY
+from _setuputils import IGNORE_CFFI
+from _setuputils import ConfiguringBuildExt
+from _setuputils import MakeSdist
+from _setuputils import BuildFailed
+
+# setuptools is *required* on Windows
+# (https://bugs.python.org/issue23246) and for PyPy. No reason not to
+# use it everywhere.
+from setuptools import Extension, setup
+from setuptools import find_packages
 
 if PYPY and WIN and not CFFI_WIN_BUILD_ANYWAY:
     # We can't properly handle (hah!) file-descriptors and
@@ -25,10 +29,6 @@ if PYPY and WIN and not CFFI_WIN_BUILD_ANYWAY:
     raise Exception("Unable to install on PyPy/Windows")
 
 if WIN:
-    # https://bugs.python.org/issue23246
-    # We must have setuptools on windows
-    __import__('setuptools')
-
     # Make sure the env vars that make.cmd needs are set
     if not os.environ.get('PYTHON_EXE'):
         os.environ['PYTHON_EXE'] = 'pypy' if PYPY else 'python'
@@ -38,371 +38,68 @@ if WIN:
 if sys.version_info[:2] < (2, 7):
     raise Exception("Please install gevent 1.1 for Python 2.6")
 
-import distutils
-import distutils.sysconfig  # to get CFLAGS to pass into c-ares configure script
-
-
-try:
-    from setuptools import Extension, setup
-except ImportError:
-    if PYPY:
-        # need setuptools for include_package_data to work
-        raise
-    from distutils.core import Extension, setup
-
-from distutils.command.build_ext import build_ext
-from distutils.command.sdist import sdist as _sdist
-from distutils.errors import CCompilerError, DistutilsExecError, DistutilsPlatformError
-ext_errors = (CCompilerError, DistutilsExecError, DistutilsPlatformError, IOError)
-
-
-with open('gevent/__init__.py') as _:
-    __version__ = re.search(r"__version__\s*=\s*'(.*)'", _.read(), re.M).group(1)
-assert __version__
-
-
-def _quoted_abspath(p):
-    return '"' + abspath(p) + '"'
-
-
-def parse_environ(key):
-    value = os.environ.get(key)
-    if not value:
-        return
-    value = value.lower().strip()
-    if value in ('1', 'true', 'on', 'yes'):
-        return True
-    elif value in ('0', 'false', 'off', 'no'):
-        return False
-    raise ValueError('Environment variable %r has invalid value %r. Please set it to 1, 0 or an empty string' % (key, value))
-
-
-def get_config_value(key, defkey, path):
-    value = parse_environ(key)
-    if value is None:
-        value = parse_environ(defkey)
-    if value is not None:
-        return value
-    return os.path.exists(path)
-
-
-LIBEV_EMBED = get_config_value('LIBEV_EMBED', 'EMBED', 'libev')
-CARES_EMBED = get_config_value('CARES_EMBED', 'EMBED', 'c-ares')
-
-define_macros = []
-libraries = []
-# Configure libev in place; but cp the config.h to the old directory;
-# if we're building a CPython extension, the old directory will be
-# the build/temp.XXX/libev/ directory. If we're building from a
-# source checkout on pypy, OLDPWD will be the location of setup.py
-# and the PyPy branch will clean it up.
-libev_configure_command = ' '.join([
-    "(cd ", _quoted_abspath('libev/'),
-    " && /bin/sh ./configure ",
-    " && cp config.h \"$OLDPWD\"",
-    ")",
-    '> configure-output.txt'
-])
-
-# See #616, trouble building for a 32-bit python against a 64-bit platform
-_config_vars = distutils.sysconfig.get_config_var("CFLAGS")
-if _config_vars and "m32" in _config_vars:
-    _m32 = 'CFLAGS="' + os.getenv('CFLAGS', '') + ' -m32" '
-else:
-    _m32 = ''
-
-# Use -r, not -e, for support of old solaris. See https://github.com/gevent/gevent/issues/777
-ares_configure_command = ' '.join(["(cd ", _quoted_abspath('c-ares/'),
-                                   " && if [ -r ares_build.h ]; then cp ares_build.h ares_build.h.orig; fi ",
-                                   " && /bin/sh ./configure --disable-dependency-tracking " + _m32 + "CONFIG_COMMANDS= ",
-                                   " && cp ares_config.h ares_build.h \"$OLDPWD\" ",
-                                   " && mv ares_build.h.orig ares_build.h)",
-                                   "> configure-output.txt"])
-
-
-if WIN:
-    libraries += ['ws2_32']
-    define_macros += [('FD_SETSIZE', '1024'), ('_WIN32', '1')]
-
-
-def expand(*lst):
-    result = []
-    for item in lst:
-        for name in sorted(glob(item)):
-            result.append(name)
-    return result
-
-
-CORE = Extension(name='gevent.corecext',
-                 sources=['gevent/gevent.corecext.c'],
-                 include_dirs=['libev'] if LIBEV_EMBED else [],
-                 libraries=libraries,
-                 define_macros=define_macros,
-                 depends=expand('gevent/callbacks.*', 'gevent/stathelper.c', 'gevent/libev*.h', 'libev/*.*'))
-# QQQ libev can also use -lm, however it seems to be added implicitly
-
-ARES = Extension(name='gevent.ares',
-                 sources=['gevent/gevent.ares.c'],
-                 include_dirs=['c-ares'] if CARES_EMBED else [],
-                 libraries=libraries,
-                 define_macros=define_macros,
-                 depends=expand('gevent/dnshelper.c', 'gevent/cares_*.*'))
-ARES.optional = True
-
-
-def make_universal_header(filename, *defines):
-    defines = [('#define %s ' % define, define) for define in defines]
-    with open(filename, 'r') as f:
-        lines = f.read().split('\n')
-    ifdef = 0
-    with open(filename, 'w') as f:
-        for line in lines:
-            if line.startswith('#ifdef'):
-                ifdef += 1
-            elif line.startswith('#endif'):
-                ifdef -= 1
-            elif not ifdef:
-                for prefix, define in defines:
-                    if line.startswith(prefix):
-                        line = '#ifdef __LP64__\n#define %s 8\n#else\n#define %s 4\n#endif' % (define, define)
-                        break
-            print(line, file=f)
-
-
-def _system(cmd):
-    sys.stdout.write('Running %r in %s\n' % (cmd, os.getcwd()))
-    return check_call(cmd, shell=True)
-
-
-def system(cmd):
-    if _system(cmd):
-        sys.exit(1)
-
+if PYPY and sys.pypy_version_info[:3] < (2, 6, 1): # pylint:disable=no-member
+    # We have to have CFFI >= 1.3.0, and this platform cannot upgrade
+    # it.
+    raise Exception("PyPy >= 2.6.1 is required")
 
-def configure_libev(bext, ext):
-    if WIN:
-        CORE.define_macros.append(('EV_STANDALONE', '1'))
-        return
 
-    bdir = os.path.join(bext.build_temp, 'libev')
-    ext.include_dirs.insert(0, bdir)
 
-    if not os.path.isdir(bdir):
-        os.makedirs(bdir)
+__version__ = read_version()
 
-    cwd = os.getcwd()
-    os.chdir(bdir)
-    try:
-        if os.path.exists('config.h'):
-            return
-        rc = _system(libev_configure_command)
-        if rc == 0 and sys.platform == 'darwin':
-            make_universal_header('config.h', 'SIZEOF_LONG', 'SIZEOF_SIZE_T', 'SIZEOF_TIME_T')
-    finally:
-        os.chdir(cwd)
 
+from _setuplibev import libev_configure_command
+from _setuplibev import LIBEV_EMBED
+from _setuplibev import CORE
 
-def configure_ares(bext, ext):
-    bdir = os.path.join(bext.build_temp, 'c-ares')
-    ext.include_dirs.insert(0, bdir)
+from _setupares import ARES
 
-    if not os.path.isdir(bdir):
-        os.makedirs(bdir)
+SEMAPHORE = Extension(name="gevent._semaphore",
+                      sources=["src/gevent/gevent._semaphore.c"])
 
-    if WIN:
-        shutil.copy("c-ares\\ares_build.h.dist", os.path.join(bdir, "ares_build.h"))
-        return
+EXT_MODULES = [
+    CORE,
+    ARES,
+    SEMAPHORE,
+]
 
-    cwd = os.getcwd()
-    os.chdir(bdir)
-    try:
-        if os.path.exists('ares_config.h') and os.path.exists('ares_build.h'):
-            return
-        try:
-            rc = _system(ares_configure_command)
-        except:
-            with open('configure-output.txt', 'r') as t:
-                print(t.read(), file=sys.stderr)
-            raise
-        if rc == 0 and sys.platform == 'darwin':
-            make_universal_header('ares_build.h', 'CARES_SIZEOF_LONG')
-            make_universal_header('ares_config.h', 'SIZEOF_LONG', 'SIZEOF_SIZE_T', 'SIZEOF_TIME_T')
-    finally:
-        os.chdir(cwd)
-
-
-if LIBEV_EMBED:
-    CORE.define_macros += [('LIBEV_EMBED', '1'),
-                           ('EV_COMMON', ''),  # we don't use void* data
-                           # libev watchers that we don't use currently:
-                           ('EV_CLEANUP_ENABLE', '0'),
-                           ('EV_EMBED_ENABLE', '0'),
-                           ("EV_PERIODIC_ENABLE", '0')]
-    CORE.configure = configure_libev
-    if sys.platform == "darwin":
-        os.environ["CPPFLAGS"] = ("%s %s" % (os.environ.get("CPPFLAGS", ""), "-U__llvm__")).lstrip()
-    if os.environ.get('GEVENTSETUP_EV_VERIFY') is not None:
-        CORE.define_macros.append(('EV_VERIFY', os.environ['GEVENTSETUP_EV_VERIFY']))
-else:
-    CORE.libraries.append('ev')
-
-
-if CARES_EMBED:
-    ARES.sources += expand('c-ares/*.c')
-    # Strip the standalone binaries that would otherwise
-    # cause linking issues
-    for bin_c in ('acountry', 'adig', 'ahost'):
-        try:
-            ARES.sources.remove('c-ares/' + bin_c + '.c')
-        except ValueError:
-            pass
-    ARES.configure = configure_ares
-    if WIN:
-        ARES.libraries += ['advapi32']
-        ARES.define_macros += [('CARES_STATICLIB', '')]
-    else:
-        ARES.define_macros += [('HAVE_CONFIG_H', '')]
-        if sys.platform != 'darwin':
-            ARES.libraries += ['rt']
-    ARES.define_macros += [('CARES_EMBED', '1')]
-else:
-    ARES.libraries.append('cares')
-    ARES.define_macros += [('HAVE_NETDB_H', '')]
-
-_ran_make = []
-
-
-def make(targets=''):
-    # NOTE: We have two copies of the makefile, one
-    # for posix, one for windows. Our sdist command takes
-    # care of renaming the posix one so it doesn't get into
-    # the .tar.gz file (we don't want to re-run make in a released
-    # file). We trigger off the presence/absence of that file altogether
-    # to skip both posix and unix branches.
-    # See https://github.com/gevent/gevent/issues/757
-    if not _ran_make:
-        if os.path.exists('Makefile'):
-            if WIN:
-                # make.cmd handles checking for PyPy and only making the
-                # right things, so we can ignore the targets
-                system("appveyor\\make.cmd")
-            else:
-                if "PYTHON" not in os.environ:
-                    os.environ["PYTHON"] = sys.executable
-                system('make ' + targets)
-        _ran_make.append(1)
-
-
-class sdist(_sdist):
-
-    def run(self):
-        renamed = False
-        if os.path.exists('Makefile'):
-            make()
-            os.rename('Makefile', 'Makefile.ext')
-            renamed = True
-        try:
-            return _sdist.run(self)
-        finally:
-            if renamed:
-                os.rename('Makefile.ext', 'Makefile')
-
-
-class my_build_ext(build_ext):
-
-    def gevent_prepare(self, ext):
-        configure = getattr(ext, 'configure', None)
-        if configure:
-            configure(self, ext)
-
-    def build_extension(self, ext):
-        self.gevent_prepare(ext)
-        try:
-            result = build_ext.build_extension(self, ext)
-        except ext_errors:
-            if getattr(ext, 'optional', False):
-                raise BuildFailed
-            else:
-                raise
-        if not PYPY:
-            self.gevent_symlink(ext)
-        return result
-
-    def gevent_symlink(self, ext):
-        # hack: create a symlink from build/../core.so to gevent/core.so
-        # to prevent "ImportError: cannot import name core" failures
-        try:
-            fullname = self.get_ext_fullname(ext.name)
-            modpath = fullname.split('.')
-            filename = self.get_ext_filename(ext.name)
-            filename = os.path.split(filename)[-1]
-            if not self.inplace:
-                filename = os.path.join(*modpath[:-1] + [filename])
-                path_to_build_core_so = os.path.join(self.build_lib, filename)
-                path_to_core_so = join('gevent', basename(path_to_build_core_so))
-                link(path_to_build_core_so, path_to_core_so)
-        except Exception:
-            traceback.print_exc()
-
-
-def link(source, dest):
-    source = abspath(source)
-    dest = abspath(dest)
-    if source == dest:
-        return
-    try:
-        os.unlink(dest)
-    except OSError:
-        pass
-    try:
-        os.symlink(source, dest)
-        sys.stdout.write('Linking %s to %s\n' % (source, dest))
-    except (OSError, AttributeError):
-        sys.stdout.write('Copying %s to %s\n' % (source, dest))
-        shutil.copyfile(source, dest)
-
-
-class BuildFailed(Exception):
-    pass
-
-
-def read(name, *args):
-    try:
-        with open(join(dirname(__file__), name)) as f:
-            return f.read(*args)
-    except OSError:
-        return ''
-
-cffi_modules = ['gevent/_corecffi_build.py:ffi']
+cffi_modules = ['src/gevent/libev/_corecffi_build.py:ffi']
 
 if PYPY:
     install_requires = []
+    setup_requires = []
+    EXT_MODULES.remove(CORE)
+    EXT_MODULES.remove(SEMAPHORE)
+    # By building the semaphore with Cython under PyPy, we get
+    # atomic operations (specifically, exiting/releasing), at the
+    # cost of some speed (one trivial semaphore micro-benchmark put the pure-python version
+    # at around 1s and the compiled version at around 4s). Some clever subclassing
+    # and having only the bare minimum be in cython might help reduce that penalty.
+    # NOTE: You must use version 0.23.4 or later to avoid a memory leak.
+    # https://mail.python.org/pipermail/cython-devel/2015-October/004571.html
+    # However, that's all for naught on up to and including PyPy 4.0.1 which
+    # have some serious crashing bugs with GC interacting with cython,
+    # so this is disabled
 else:
     install_requires = ['greenlet >= 0.4.9']
-    setup_kwds = {}
+    setup_requires = []
+
 
 try:
     cffi = __import__('cffi')
 except ImportError:
-    setup_kwds = {}
+    pass
 else:
-    _min_cffi_version = (1, 3, 0)
-    _cffi_version_is_supported = cffi.__version_info__ >= _min_cffi_version
-    _kwds = {'cffi_modules': cffi_modules}
-    # We already checked for PyPy on Windows above and excluded it
-    if PYPY:
-        if not _cffi_version_is_supported:
-            raise Exception("PyPy 2.6.1 or higher is required")
-        setup_kwds = _kwds
-    elif LIBEV_EMBED and (not WIN or CFFI_WIN_BUILD_ANYWAY):
-        if not _cffi_version_is_supported:
-            print("WARNING: CFFI version 1.3.0 is required to build CFFI backend", file=sys.stderr)
-        else:
-            # If we're on CPython, we can only reliably build
-            # the CFFI module if we're embedding libev (in some cases
-            # we wind up embedding it anyway, which may not be what the
-            # distributor wanted).
-            setup_kwds = _kwds
+    if IGNORE_CFFI and not PYPY:
+        # Allow distributors to turn off CFFI builds
+        # even if it's available, because CFFI always embeds
+        # our copy of libev and they may not want that.
+        del cffi_modules[:]
+    # Note that we don't add cffi to install_requires, it's
+    # optional. We tend to build and distribute wheels with the CFFI
+    # modules built and they can be imported if CFFI is installed.
+    # install_requires.append('cffi >= 1.3.0')
+
 
 # If we are running info / help commands, or we're being imported by
 # tools like pyroma, we don't need to build anything
@@ -416,69 +113,19 @@ if ((len(sys.argv) >= 2
                              '--long-description')))
     or __name__ != '__main__'):
     _BUILDING = False
-    ext_modules = []
-    include_package_data = PYPY
-    run_make = False
-elif PYPY:
-    if not WIN:
-        # We need to configure libev because the CORE Extension
-        # won't do it (since we're not building it)
-        system(libev_configure_command)
-        # Then get rid of the extra copy created in place
-        system('rm config.h')
-    # NOTE that we're NOT adding the distutils extension module, as
-    # doing so compiles the module already: import gevent._corecffi_build
-    # imports gevent, which imports the hub, which imports the core,
-    # which compiles the module in-place. Instead we use the setup-time
-    # support of cffi_modules
-    #from gevent import _corecffi_build
-    ext_modules = [
-        #_corecffi_build.ffi.distutils_extension(),
-        ARES,
-        # By building the semaphore with Cython under PyPy, we get
-        # atomic operations (specifically, exiting/releasing), at the
-        # cost of some speed (one trivial semaphore micro-benchmark put the pure-python version
-        # at around 1s and the compiled version at around 4s). Some clever subclassing
-        # and having only the bare minimum be in cython might help reduce that penalty.
-        # NOTE: You must use version 0.23.4 or later to avoid a memory leak.
-        # https://mail.python.org/pipermail/cython-devel/2015-October/004571.html
-        # However, that's all for naught on up to and including PyPy 4.0.1 which
-        # have some serious crashing bugs with GC interacting with cython,
-        # so this is disabled (would need to add gevent/gevent._semaphore.c back to
-        # the run_make line)
-        #Extension(name="gevent._semaphore",
-        #          sources=["gevent/gevent._semaphore.c"]),
-    ]
-    include_package_data = True
-    run_make = 'gevent/gevent.ares.c'
-else:
-    ext_modules = [
-        CORE,
-        ARES,
-        Extension(name="gevent._semaphore",
-                  sources=["gevent/gevent._semaphore.c"]),
-    ]
-    include_package_data = False
-    run_make = True
-
-if run_make and os.path.exists("Makefile"):
-    # The 'sdist' command renames our makefile after it
-    # runs so we don't try to use it from a release tarball.
-
-    # NOTE: This is effectively pointless and serves only for
-    # documentation/metadata, because we run 'make' *before* we run
-    # setup(), so installing cython happens too late.
-    setup_requires = ['cython >= 0.24']
-else:
-    setup_requires = []
 
 
 def run_setup(ext_modules, run_make):
     if run_make:
-        if isinstance(run_make, str):
-            make(run_make)
-        else:
-            make()
+        if (not LIBEV_EMBED and not WIN and cffi_modules) or PYPY:
+            # We're not embedding libev but we do want
+            # to build the CFFI module. We need to configure libev
+            # because the CORE Extension won't.
+            # TODO: Generalize this.
+            system(libev_configure_command)
+
+        MakeSdist.make()
+
     setup(
         name='gevent',
         version=__version__,
@@ -491,12 +138,16 @@ def run_setup(ext_modules, run_make):
         maintainer='Jason Madden',
         maintainer_email='jason@nextthought.com',
         url='http://www.gevent.org/',
-        packages=['gevent'],
-        include_package_data=include_package_data,
+        package_dir={'': 'src'},
+        packages=find_packages('src'),
+        include_package_data=True,
         ext_modules=ext_modules,
-        cmdclass=dict(build_ext=my_build_ext, sdist=sdist),
+        cmdclass=dict(build_ext=ConfiguringBuildExt, sdist=MakeSdist),
         install_requires=install_requires,
         setup_requires=setup_requires,
+        # It's always safe to pass the CFFI keyword, even if
+        # cffi is not installed: it's just ignored in that case.
+        cffi_modules=cffi_modules,
         zip_safe=False,
         test_suite="greentest.testrunner",
         classifiers=[
@@ -513,8 +164,8 @@ def run_setup(ext_modules, run_make):
             "Topic :: Internet",
             "Topic :: Software Development :: Libraries :: Python Modules",
             "Intended Audience :: Developers",
-            "Development Status :: 4 - Beta"],
-        **setup_kwds
+            "Development Status :: 4 - Beta"
+        ],
     )
 
 # Tools like pyroma expect the actual call to `setup` to be performed
@@ -528,11 +179,11 @@ if os.getenv('READTHEDOCS'):
     os.environ['PATH'] = new_path
 
 try:
-    run_setup(ext_modules, run_make=run_make)
+    run_setup(EXT_MODULES, run_make=_BUILDING)
 except BuildFailed:
-    if ARES not in ext_modules:
+    if ARES not in EXT_MODULES:
         raise
-    ext_modules.remove(ARES)
-    run_setup(ext_modules, run_make=run_make)
-if ARES not in ext_modules and __name__ == '__main__' and _BUILDING:
+    EXT_MODULES.remove(ARES)
+    run_setup(EXT_MODULES, run_make=_BUILDING)
+if ARES not in EXT_MODULES and __name__ == '__main__' and _BUILDING:
     sys.stderr.write('\nWARNING: The gevent.ares extension has been disabled.\n')

gevent/core.py → src/gevent/core.py

@@ -9,13 +9,13 @@ try:
     if os.environ.get('GEVENT_CORE_CFFI_ONLY'):
         raise ImportError("Not attempting corecext")
 
-    from gevent import corecext as _core
+    from gevent.libev import corecext as _core
 except ImportError:
     if os.environ.get('GEVENT_CORE_CEXT_ONLY'):
         raise
 
     # CFFI/PyPy
-    from gevent import corecffi as _core
+    from gevent.libev import corecffi as _core
 
 copy_globals(_core, globals())
 

gevent/_corecffi_build.py → src/gevent/libev/_corecffi_build.py

@@ -61,10 +61,10 @@ void vfd_free(int);
 
 include_dirs = [
     thisdir, # libev_vfd.h
-    os.path.abspath(os.path.join(thisdir, '..', 'libev')),
+    os.path.abspath(os.path.join(thisdir, '..', '..', '..', 'deps', 'libev')),
 ]
 ffi.cdef(_cdef)
-ffi.set_source('gevent._corecffi', _source, include_dirs=include_dirs)
+ffi.set_source('gevent.libev._corecffi', _source, include_dirs=include_dirs)
 
 if __name__ == '__main__':
     # XXX: Note, on Windows, we would need to specify the external libraries

gevent/callbacks.c → src/gevent/libev/callbacks.c

 /* Copyright (c) 2011-2012 Denis Bilenko. See LICENSE for details. */
 #ifdef Py_PYTHON_H
 
-#if 1
-/* name generated by cython when we use threads */
-#define _GEVENTLOOP struct __pyx_vtabstruct_8corecext_loop
-#else
-#define _GEVENTLOOP struct __pyx_vtabstruct_6gevent_8corecext_loop
-#endif
+/* the name changes depending on our file layout and --module-name option */
+#define _GEVENTLOOP struct __pyx_vtabstruct_6gevent_5libev_8corecext_loop
+
 
 static void gevent_handle_error(struct PyGeventLoopObject* loop, PyObject* context) {
     PyThreadState *tstate;

gevent/corecext.ppyx → src/gevent/libev/corecext.ppyx

@@ -5,7 +5,10 @@
 # cython: emit_code_comments=False
 cimport cython
 cimport libev
+# Note this is not the standard cython 'cpython' (which has a backwards compat alias of 'python')
+# it's our custom def. If it's not on the include path, we get warned.
 from python cimport *
+
 # Work around lack of absolute_import in Cython
 # Note for PY3: not doing so will leave reference to locals() on import
 # (reproducible under Python 3.3, not under Python 3.4; see test__refcount_core.py)

gevent/corecffi.py → src/gevent/libev/corecffi.py

@@ -16,10 +16,10 @@ __all__ = [
     'loop',
 ]
 
-import gevent._corecffi # pylint:disable=no-name-in-module
+import gevent.libev._corecffi as _corecffi # pylint:disable=no-name-in-module
 
-ffi = gevent._corecffi.ffi # pylint:disable=no-member
-libev = gevent._corecffi.lib # pylint:disable=no-member
+ffi = _corecffi.ffi # pylint:disable=no-member
+libev = _corecffi.lib # pylint:disable=no-member
 
 if hasattr(libev, 'vfd_open'):
     # Must be on windows

greentest/test__doctests.py → src/greentest/test__doctests.py

@@ -44,7 +44,7 @@ if __name__ == '__main__':
         sys.path.append('.')
         base = os.path.dirname(gevent.__file__)
         print(base)
-        os.chdir('..')
+        os.chdir('../..')
 
         globs = {'myfunction': myfunction, 'gevent': gevent, 'socket': socket}
 

greentest/test__example_udp_client.py → src/greentest/test__example_udp_client.py

@@ -17,7 +17,7 @@ class Test_udp_client(TestCase):
         server = DatagramServer('127.0.0.1:9000', handle)
         server.start()
         try:
-            run([sys.executable, '-u', 'udp_client.py', 'Test_udp_client'], timeout=10, cwd='../examples/')
+            run([sys.executable, '-u', 'udp_client.py', 'Test_udp_client'], timeout=10, cwd='../../examples/')
         finally:
             server.close()
         self.assertEqual(log, [b'Test_udp_client'])

greentest/test__examples.py → src/greentest/test__examples.py

@@ -5,7 +5,7 @@ import time
 import util
 
 
-cwd = '../examples/'
+cwd = '../../examples/'
 ignore = ['wsgiserver.py',
           'wsgiserver_ssl.py',
           'webproxy.py',
@@ -24,7 +24,7 @@ time_ranges = {
 
 def main(tests=None):
     if not tests:
-        tests = set(os.path.basename(x) for x in glob.glob('../examples/*.py'))
+        tests = set(os.path.basename(x) for x in glob.glob(cwd + '/*.py'))
         tests = sorted(tests)
 
     failed = []

greentest/util.py → src/greentest/util.py

@@ -209,7 +209,7 @@ def run(command, **kwargs):
 
 
 class TestServer(unittest.TestCase):
-    cwd = '../examples/'
+    cwd = '../../examples/'
     args = []
     before_delay = 3
     after_delay = 0.5

tox.ini

@@ -13,16 +13,6 @@ whitelist_externals =
     *
 commands =
     make toxtest
-# our Makefile assumes it's being run from the directory
-# containing setup.py. However, that directory also has the "gevent"
-# directory in it. Which means it's on sys.path first. So unless it
-# has the correct binary extensions for the python version/impl we're trying
-# to run, nothing works. By setting usedevelop=True, then the .so gets built
-# in place in that gevent directory, which makes the tox commands run. This
-# can step on the toes of various implementations when they share the same name
-# for files, but at least it lets some implementations co-exist.
-# The real solution is probably to put "gevent" beneath a "src" directory.
-usedevelop = True
 
 [testenv:py33]
 # On OS X, at least, the binary wheel for 1.5.2 is broken

util/cythonpp.py

@@ -407,7 +407,8 @@ def _run_cython_on_file(configuration, pyx_filename,
                         py_banner, banner,
                         output_filename,
                         counter, lines,
-                        cache=None):
+                        cache=None,
+                        module_name=None):
     value = ''.join(lines)
     sourcehash = md5(value.encode("utf-8")).hexdigest()
     comment = configuration.format_tag() + " hash:" + str(sourcehash)
@@ -420,7 +421,7 @@ def _run_cython_on_file(configuration, pyx_filename,
     tempdir = tempfile.mkdtemp()
     #unique_pyx_filename = pyx_filename
     #unique_output_filename = output_filename
-    unique_pyx_filename = os.path.join(tempdir, pyx_filename)
+    unique_pyx_filename = os.path.join(tempdir, module_name or pyx_filename)
     unique_output_filename = os.path.join(tempdir, output_filename)
 
     dirname = os.path.dirname(unique_pyx_filename) # output must be in same dir
@@ -442,7 +443,8 @@ def _run_cython_on_file(configuration, pyx_filename,
     return configuration.attach_tags(output), configuration, sourcehash
 
 
-def _run_cython_on_files(pyx_filename, py_banner, banner, output_filename, preprocessed):
+def _run_cython_on_files(pyx_filename, py_banner, banner, output_filename, preprocessed,
+                         module_name=None):
     counter = 0
     threads = []
     cache = {}
@@ -452,7 +454,7 @@ def _run_cython_on_files(pyx_filename, py_banner, banner, output_filename, prepr
                               args=(configuration, pyx_filename,
                                     py_banner, banner, output_filename,
                                     counter, lines,
-                                    cache)))
+                                    cache, module_name)))
         threads[-1].start()
 
     for t in threads:
@@ -482,7 +484,7 @@ def _run_cython_on_files(pyx_filename, py_banner, banner, output_filename, prepr
 
     return ordered_results
 
-def process_filename(filename, output_filename=None):
+def process_filename(filename, output_filename=None, module_name=None):
     """Process the .ppyx file with preprocessor and compile it with cython.
 
     The algorithm is as following:
@@ -515,7 +517,7 @@ def process_filename(filename, output_filename=None):
     reference_pyx = preprocessed.pop(None)
 
     sources = _run_cython_on_files(pyx_filename, py_banner, banner, output_filename,
-                                   preprocessed)
+                                   preprocessed, module_name)
 
     log('Generating %s ',  output_filename)
     result = generate_merged(sources)
@@ -914,7 +916,10 @@ def run_cython(filename, sourcehash, output_filename, banner, comment, cache=Non
     result = cache.get(sourcehash) if cache is not None else None
     # Use an array for the argument so that filename arguments are properly
     # quoted according to local convention
-    command = [CYTHON, '-o', output_filename, '-I', 'gevent', filename]
+    command = [CYTHON, '-o', output_filename,
+               '-I', os.path.join('src', 'gevent', 'libev'),
+               '-I', os.path.join('src', 'gevent'), # python.pxd, shared with c-ares
+               filename]
     if result is not None:
         log('Reusing %s  # %s', command, comment)
         return result
@@ -1023,6 +1028,9 @@ def main():
     parser.add_argument('--ignore-cond', action='store_true', help='Ignore conditional directives (only expand definitions)')
     parser.add_argument('--write-intermediate', action='store_true', help='Save intermediate files produced by preprocessor and Cython')
     parser.add_argument('-o', '--output-file', help='Specify name of generated C file')
+    # TODO: Derive the module name automatically from the input filename relative to the base
+    # dir.
+    parser.add_argument('--module-name', help="specify name of .pyx module")
     parser.add_argument("input")
     options = parser.parse_args()
     filename = options.input
@@ -1057,7 +1065,7 @@ def main():
         sys.stdout.write(preprocess_filename(filename, FakeConfig()))
 
     if run:
-        process_filename(filename, options.output_file)
+        process_filename(filename, options.output_file, options.module_name)
 
 
 if __name__ == '__main__':