Author: Armin Rigo <ar...@tunes.org>
Branch:
Changeset: r2363:e6500be6fdfb
Date: 2015-11-02 16:17 +0100
http://bitbucket.org/cffi/cffi/changeset/e6500be6fdfb/
Log: Fix the error we get for 'int f(unknown_type);'
diff --git a/cffi/cparser.py b/cffi/cparser.py
--- a/cffi/cparser.py
+++ b/cffi/cparser.py
@@ -456,6 +456,13 @@
def _parse_function_type(self, typenode, funcname=None):
params = list(getattr(typenode.args, 'params', []))
+ for i, arg in enumerate(params):
+ if not hasattr(arg, 'type'):
+ raise api.CDefError("%s arg %d: unknown type '%s'"
+ " (if you meant to use the old C syntax of giving"
+ " untyped arguments, it is not supported)"
+ % (funcname or 'in expression', i + 1,
+ getattr(arg, 'name', '?')))
ellipsis = (
len(params) > 0 and
isinstance(params[-1].type, pycparser.c_ast.TypeDecl) and
diff --git a/testing/cffi0/test_parsing.py b/testing/cffi0/test_parsing.py
--- a/testing/cffi0/test_parsing.py
+++ b/testing/cffi0/test_parsing.py
@@ -272,6 +272,13 @@
ffi = FFI()
ffi.cdef("typedef _Bool bool; void f(bool);")
+def test_unknown_argument_type():
+ ffi = FFI()
+ e = py.test.raises(CDefError, ffi.cdef, "void f(foobarbazzz);")
+ assert str(e.value) == ("f arg 1: unknown type 'foobarbazzz' (if you meant"
+ " to use the old C syntax of giving untyped"
+ " arguments, it is not supported)")
+
def test_void_renamed_as_only_arg():
ffi = FFI()
ffi.cdef("typedef void void_t1;"
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