Author: Armin Rigo <[email protected]>
Branch:
Changeset: r84290:df4850cd8713
Date: 2016-05-08 18:39 +0200
http://bitbucket.org/pypy/pypy/changeset/df4850cd8713/
Log: import cffi/72a157dc2bde
diff --git a/lib_pypy/cffi/api.py b/lib_pypy/cffi/api.py
--- a/lib_pypy/cffi/api.py
+++ b/lib_pypy/cffi/api.py
@@ -397,20 +397,7 @@
data. Later, when this new cdata object is garbage-collected,
'destructor(old_cdata_object)' will be called.
"""
- try:
- gcp = self._backend.gcp
- except AttributeError:
- pass
- else:
- return gcp(cdata, destructor)
- #
- with self._lock:
- try:
- gc_weakrefs = self.gc_weakrefs
- except AttributeError:
- from .gc_weakref import GcWeakrefs
- gc_weakrefs = self.gc_weakrefs = GcWeakrefs(self)
- return gc_weakrefs.build(cdata, destructor)
+ return self._backend.gcp(cdata, destructor)
def _get_cached_btype(self, type):
assert self._lock.acquire(False) is False
diff --git a/lib_pypy/cffi/backend_ctypes.py b/lib_pypy/cffi/backend_ctypes.py
--- a/lib_pypy/cffi/backend_ctypes.py
+++ b/lib_pypy/cffi/backend_ctypes.py
@@ -460,6 +460,11 @@
return x._value
raise TypeError("character expected, got %s" %
type(x).__name__)
+ def __nonzero__(self):
+ return ord(self._value) != 0
+ else:
+ def __nonzero__(self):
+ return self._value != 0
if kind == 'float':
@staticmethod
@@ -993,6 +998,31 @@
assert onerror is None # XXX not implemented
return BType(source, error)
+ def gcp(self, cdata, destructor):
+ BType = self.typeof(cdata)
+
+ if destructor is None:
+ if not (hasattr(BType, '_gcp_type') and
+ BType._gcp_type is BType):
+ raise TypeError("Can remove destructor only on a object "
+ "previously returned by ffi.gc()")
+ cdata._destructor = None
+ return None
+
+ try:
+ gcp_type = BType._gcp_type
+ except AttributeError:
+ class CTypesDataGcp(BType):
+ __slots__ = ['_orig', '_destructor']
+ def __del__(self):
+ if self._destructor is not None:
+ self._destructor(self._orig)
+ gcp_type = BType._gcp_type = CTypesDataGcp
+ new_cdata = self.cast(gcp_type, cdata)
+ new_cdata._orig = cdata
+ new_cdata._destructor = destructor
+ return new_cdata
+
typeof = type
def getcname(self, BType, replace_with):
diff --git a/pypy/module/test_lib_pypy/cffi_tests/cffi0/backend_tests.py
b/pypy/module/test_lib_pypy/cffi_tests/cffi0/backend_tests.py
--- a/pypy/module/test_lib_pypy/cffi_tests/cffi0/backend_tests.py
+++ b/pypy/module/test_lib_pypy/cffi_tests/cffi0/backend_tests.py
@@ -56,7 +56,7 @@
max = int(max)
p = ffi.cast(c_decl, min)
assert p != min # no __eq__(int)
- assert bool(p) is True
+ assert bool(p) is bool(min)
assert int(p) == min
p = ffi.cast(c_decl, max)
assert int(p) == max
@@ -285,7 +285,9 @@
assert ffi.new("char*", b"\xff")[0] == b'\xff'
assert ffi.new("char*")[0] == b'\x00'
assert int(ffi.cast("char", 300)) == 300 - 256
- assert bool(ffi.cast("char", 0))
+ assert not bool(ffi.cast("char", 0))
+ assert bool(ffi.cast("char", 1))
+ assert bool(ffi.cast("char", 255))
py.test.raises(TypeError, ffi.new, "char*", 32)
py.test.raises(TypeError, ffi.new, "char*", u+"x")
py.test.raises(TypeError, ffi.new, "char*", b"foo")
@@ -326,7 +328,11 @@
py.test.raises(TypeError, ffi.new, "wchar_t*", u+'\U00012345')
assert ffi.new("wchar_t*")[0] == u+'\x00'
assert int(ffi.cast("wchar_t", 300)) == 300
- assert bool(ffi.cast("wchar_t", 0))
+ assert not bool(ffi.cast("wchar_t", 0))
+ assert bool(ffi.cast("wchar_t", 1))
+ assert bool(ffi.cast("wchar_t", 65535))
+ if SIZE_OF_WCHAR > 2:
+ assert bool(ffi.cast("wchar_t", 65536))
py.test.raises(TypeError, ffi.new, "wchar_t*", 32)
py.test.raises(TypeError, ffi.new, "wchar_t*", "foo")
#
@@ -1523,21 +1529,30 @@
import gc; gc.collect(); gc.collect(); gc.collect()
assert seen == [3]
+ def test_gc_disable(self):
+ ffi = FFI(backend=self.Backend())
+ p = ffi.new("int *", 123)
+ py.test.raises(TypeError, ffi.gc, p, None)
+ seen = []
+ q1 = ffi.gc(p, lambda p: seen.append(1))
+ q2 = ffi.gc(q1, lambda p: seen.append(2))
+ import gc; gc.collect()
+ assert seen == []
+ assert ffi.gc(q1, None) is None
+ del q1, q2
+ import gc; gc.collect(); gc.collect(); gc.collect()
+ assert seen == [2]
+
def test_gc_finite_list(self):
ffi = FFI(backend=self.Backend())
- public = not hasattr(ffi._backend, 'gcp')
p = ffi.new("int *", 123)
keepalive = []
for i in range(10):
keepalive.append(ffi.gc(p, lambda p: None))
- if public:
- assert len(ffi.gc_weakrefs.data) == i + 1
del keepalive[:]
import gc; gc.collect(); gc.collect()
for i in range(10):
keepalive.append(ffi.gc(p, lambda p: None))
- if public:
- assert len(ffi.gc_weakrefs.data) == 10
def test_CData_CType(self):
ffi = FFI(backend=self.Backend())
diff --git a/pypy/module/test_lib_pypy/cffi_tests/cffi0/test_ffi_backend.py
b/pypy/module/test_lib_pypy/cffi_tests/cffi0/test_ffi_backend.py
--- a/pypy/module/test_lib_pypy/cffi_tests/cffi0/test_ffi_backend.py
+++ b/pypy/module/test_lib_pypy/cffi_tests/cffi0/test_ffi_backend.py
@@ -467,12 +467,12 @@
def test_introspect_order(self):
ffi = FFI()
- ffi.cdef("union aaa { int a; }; typedef struct ccc { int a; } b;")
- ffi.cdef("union g { int a; }; typedef struct cc { int a; } bbb;")
- ffi.cdef("union aa { int a; }; typedef struct a { int a; } bb;")
- assert ffi.list_types() == (['b', 'bb', 'bbb'],
- ['a', 'cc', 'ccc'],
- ['aa', 'aaa', 'g'])
+ ffi.cdef("union CFFIaaa { int a; }; typedef struct CFFIccc { int a; }
CFFIb;")
+ ffi.cdef("union CFFIg { int a; }; typedef struct CFFIcc { int a; }
CFFIbbb;")
+ ffi.cdef("union CFFIaa { int a; }; typedef struct CFFIa { int a; }
CFFIbb;")
+ assert ffi.list_types() == (['CFFIb', 'CFFIbb', 'CFFIbbb'],
+ ['CFFIa', 'CFFIcc', 'CFFIccc'],
+ ['CFFIaa', 'CFFIaaa', 'CFFIg'])
def test_unpack(self):
ffi = FFI()
diff --git a/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_new_ffi_1.py
b/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_new_ffi_1.py
--- a/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_new_ffi_1.py
+++ b/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_new_ffi_1.py
@@ -139,7 +139,7 @@
max = int(max)
p = ffi.cast(c_decl, min)
assert p != min # no __eq__(int)
- assert bool(p) is True
+ assert bool(p) is bool(min)
assert int(p) == min
p = ffi.cast(c_decl, max)
assert int(p) == max
@@ -351,7 +351,9 @@
assert ffi.new("char*", b"\xff")[0] == b'\xff'
assert ffi.new("char*")[0] == b'\x00'
assert int(ffi.cast("char", 300)) == 300 - 256
- assert bool(ffi.cast("char", 0))
+ assert not bool(ffi.cast("char", 0))
+ assert bool(ffi.cast("char", 1))
+ assert bool(ffi.cast("char", 255))
py.test.raises(TypeError, ffi.new, "char*", 32)
py.test.raises(TypeError, ffi.new, "char*", u+"x")
py.test.raises(TypeError, ffi.new, "char*", b"foo")
@@ -391,7 +393,11 @@
py.test.raises(TypeError, ffi.new, "wchar_t*", u+'\U00012345')
assert ffi.new("wchar_t*")[0] == u+'\x00'
assert int(ffi.cast("wchar_t", 300)) == 300
- assert bool(ffi.cast("wchar_t", 0))
+ assert not bool(ffi.cast("wchar_t", 0))
+ assert bool(ffi.cast("wchar_t", 1))
+ assert bool(ffi.cast("wchar_t", 65535))
+ if SIZE_OF_WCHAR > 2:
+ assert bool(ffi.cast("wchar_t", 65536))
py.test.raises(TypeError, ffi.new, "wchar_t*", 32)
py.test.raises(TypeError, ffi.new, "wchar_t*", "foo")
#
diff --git a/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_recompiler.py
b/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_recompiler.py
--- a/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_recompiler.py
+++ b/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_recompiler.py
@@ -1898,14 +1898,14 @@
def test_introspect_order():
ffi = FFI()
- ffi.cdef("union aaa { int a; }; typedef struct ccc { int a; } b;")
- ffi.cdef("union g { int a; }; typedef struct cc { int a; } bbb;")
- ffi.cdef("union aa { int a; }; typedef struct a { int a; } bb;")
+ ffi.cdef("union CFFIaaa { int a; }; typedef struct CFFIccc { int a; }
CFFIb;")
+ ffi.cdef("union CFFIg { int a; }; typedef struct CFFIcc { int a; }
CFFIbbb;")
+ ffi.cdef("union CFFIaa { int a; }; typedef struct CFFIa { int a; }
CFFIbb;")
verify(ffi, "test_introspect_order", """
- union aaa { int a; }; typedef struct ccc { int a; } b;
- union g { int a; }; typedef struct cc { int a; } bbb;
- union aa { int a; }; typedef struct a { int a; } bb;
+ union CFFIaaa { int a; }; typedef struct CFFIccc { int a; } CFFIb;
+ union CFFIg { int a; }; typedef struct CFFIcc { int a; } CFFIbbb;
+ union CFFIaa { int a; }; typedef struct CFFIa { int a; } CFFIbb;
""")
- assert ffi.list_types() == (['b', 'bb', 'bbb'],
- ['a', 'cc', 'ccc'],
- ['aa', 'aaa', 'g'])
+ assert ffi.list_types() == (['CFFIb', 'CFFIbb', 'CFFIbbb'],
+ ['CFFIa', 'CFFIcc', 'CFFIccc'],
+ ['CFFIaa', 'CFFIaaa', 'CFFIg'])
diff --git a/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_zdist.py
b/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_zdist.py
--- a/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_zdist.py
+++ b/pypy/module/test_lib_pypy/cffi_tests/cffi1/test_zdist.py
@@ -280,6 +280,14 @@
pass
with open("setup.py", "w") as f:
f.write("""if 1:
+ # https://bugs.python.org/issue23246
+ import sys
+ if sys.platform == 'win32':
+ try:
+ import setuptools
+ except ImportError:
+ pass
+
import cffi
ffi = cffi.FFI()
ffi.set_source("pack1.mymod", "/*code would be here*/")
diff --git a/pypy/module/test_lib_pypy/cffi_tests/embedding/test_basic.py
b/pypy/module/test_lib_pypy/cffi_tests/embedding/test_basic.py
--- a/pypy/module/test_lib_pypy/cffi_tests/embedding/test_basic.py
+++ b/pypy/module/test_lib_pypy/cffi_tests/embedding/test_basic.py
@@ -80,8 +80,21 @@
# find a solution to that: we could hack sys.path inside the
# script run here, but we can't hack it in the same way in
# execute().
- output = self._run([sys.executable,
- os.path.join(local_dir, filename)])
+ pathname = os.path.join(path, filename)
+ with open(pathname, 'w') as g:
+ g.write('''
+# https://bugs.python.org/issue23246
+import sys
+if sys.platform == 'win32':
+ try:
+ import setuptools
+ except ImportError:
+ pass
+''')
+ with open(os.path.join(local_dir, filename), 'r') as f:
+ g.write(f.read())
+
+ output = self._run([sys.executable, pathname])
match = re.compile(r"\bFILENAME: (.+)").search(output)
assert match
dynamic_lib_name = match.group(1)
diff --git a/pypy/module/test_lib_pypy/cffi_tests/udir.py
b/pypy/module/test_lib_pypy/cffi_tests/udir.py
--- a/pypy/module/test_lib_pypy/cffi_tests/udir.py
+++ b/pypy/module/test_lib_pypy/cffi_tests/udir.py
@@ -1,4 +1,14 @@
# Generated by pypy/tool/import_cffi.py
import py
+import sys
udir = py.path.local.make_numbered_dir(prefix = 'ffi-')
+
+
+# Windows-only workaround for some configurations: see
+# https://bugs.python.org/issue23246 (Python 2.7.9)
+if sys.platform == 'win32':
+ try:
+ import setuptools
+ except ImportError:
+ pass
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