[pypy-svn] r44954 - in pypy/dist/pypy/rpython/tool: . test

[simonb at codespeak.net]

Author: simonb
Date: Thu Jul 12 14:26:30 2007
New Revision: 44954

Added:
   pypy/dist/pypy/rpython/tool/
   pypy/dist/pypy/rpython/tool/mkrffi.py   (contents, props changed)
   pypy/dist/pypy/rpython/tool/test/
Log:
start on rffi code generator 

Added: pypy/dist/pypy/rpython/tool/mkrffi.py
==============================================================================
--- (empty file)
+++ pypy/dist/pypy/rpython/tool/mkrffi.py	Thu Jul 12 14:26:30 2007
@@ -0,0 +1,55 @@
+#!/usr/bin/env python
+
+import ctypes
+
+import py
+from py.code import Source
+
+
+def proc_func(func):
+    name = func.__name__
+    src = Source("""
+    c_%s = rffi.llexternal('%s', [rffi.INT], 
+          lltype.Ptr(lltype.FixedSizeArray(lltype.Void, 1)))
+    """%(name, name))
+    return src
+
+def proc_module(module):
+
+    ns = module.__dict__
+
+    for key, value in ns.items():
+        print "found:", key
+        if isinstance(value, ctypes._CFuncPtr):
+            proc_func(value)
+
+
+def test_func():
+
+    lib = ctypes.CDLL('/usr/lib/libc.dylib')
+    func = lib.malloc
+    func.argtypes = [ctypes.c_int]
+    func.restype = ctypes.c_voidp
+
+    src = proc_func(func)
+    assert isinstance(src, Source)
+    _src = Source("""
+    c_malloc = rffi.llexternal('malloc', [rffi.INT], 
+          lltype.Ptr(lltype.FixedSizeArray(lltype.Void, 1)))
+    """)
+
+    assert src == _src
+
+if __name__ == "__main__":
+    test_1()
+
+
+
+
+
+
+
+
+
+
+