Author: Armin Rigo <ar...@tunes.org>
Branch: ffi-backend
Changeset: r55966:bfdd6f3a991d
Date: 2012-07-07 14:34 +0200
http://bitbucket.org/pypy/pypy/changeset/bfdd6f3a991d/
Log: getcname()
diff --git a/pypy/module/_cffi_backend/__init__.py
b/pypy/module/_cffi_backend/__init__.py
--- a/pypy/module/_cffi_backend/__init__.py
+++ b/pypy/module/_cffi_backend/__init__.py
@@ -27,5 +27,7 @@
'typeof': 'func.typeof',
'offsetof': 'func.offsetof',
'_getfields': 'func._getfields',
+ 'getcname': 'func.getcname',
+
'buffer': 'cbuffer.buffer',
}
diff --git a/pypy/module/_cffi_backend/func.py
b/pypy/module/_cffi_backend/func.py
--- a/pypy/module/_cffi_backend/func.py
+++ b/pypy/module/_cffi_backend/func.py
@@ -61,3 +61,11 @@
@unwrap_spec(ctype=ctypeobj.W_CType)
def _getfields(space, ctype):
return ctype._getfields()
+
+# ____________________________________________________________
+
+@unwrap_spec(ctype=ctypeobj.W_CType, replace_with=str)
+def getcname(space, ctype, replace_with):
+ p = ctype.name_position
+ s = '%s%s%s' % (ctype.name[:p], replace_with, ctype.name[p:])
+ return space.wrap(s)
diff --git a/pypy/module/_cffi_backend/test/_backend_test_c.py
b/pypy/module/_cffi_backend/test/_backend_test_c.py
--- a/pypy/module/_cffi_backend/test/_backend_test_c.py
+++ b/pypy/module/_cffi_backend/test/_backend_test_c.py
@@ -1367,3 +1367,8 @@
# XXX pypy doesn't support the following assignment so far
buf[:4:2] = 'XY'
assert str(c) == 'XIYthere'
+
+def test_getcname():
+ BUChar = new_primitive_type("unsigned char")
+ BArray = new_array_type(new_pointer_type(BUChar), 123)
+ assert getcname(BArray, "<-->") == "unsigned char<-->[123]"
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