Add stub for types

There are times we want to know where the structure is defined or sth.

Signed-off-by: Yihao Wu <[email protected]>

Author: Yihao Wu

gcc-python-tree.c

@@ -1103,6 +1103,11 @@ PyGcc_GetMethods(struct PyGccTree *self)
 #endif
 }
 
+PyObject * PyGcc_GetStubDecl(struct PyGccTree *self)
+{
+    return PyGccTree_New(gcc_private_make_tree(TYPE_STUB_DECL(self->t.inner)));
+}
+
 /* 
    GCC's debug_tree is implemented in:
      gcc/print-tree.c

gcc-python-wrappers.h

@@ -355,6 +355,9 @@ PyGcc_GetFields(struct PyGccTree *self);
 PyObject *
 PyGcc_GetMethods(struct PyGccTree *self);
 
+PyObject *
+PyGcc_GetStubDecl(struct PyGccTree *self);
+
 /* gcc-python-gimple.c: */
 extern gcc_gimple_asm
 PyGccGimple_as_gcc_gimple_asm(struct PyGccGimple *self);

generate-tree-c.py

@@ -484,11 +484,17 @@ def add_complex_getter(name, doc):
             add_simple_getter('methods',
                               'PyGcc_GetMethods(self)',
                               "The methods of this type")
+            add_simple_getter('stub',
+                              'PyGcc_GetStubDecl(self)',
+                              "The stub decl of this type")
 
         if tree_type.SYM == 'ENUMERAL_TYPE':
             add_simple_getter('values',
                               'PyGcc_TreeMakeListOfPairsFromTreeListChain(TYPE_VALUES(self->t.inner))',
                               "The values of this type")
+            add_simple_getter('stub',
+                              'PyGcc_GetStubDecl(self)',
+                              "The stub decl of this type")
 
         if tree_type.SYM == 'IDENTIFIER_NODE':
             add_simple_getter('name',