[PATCH 5/7] [python] API for macros: gdb.Objfile symtabs method.

matt rice ratmice@gmail.com
Wed Aug 24 15:11:00 GMT 2011


2011-08-23  Matt Rice  <ratmice@gmail.com>

	* python/py-symtab.h: New file.  Make symtab_to_symtab_object public.
	* python/py-objfile.c (objfpy_symtabs): New method.
	(objfile_object_methods): Ditto.
---
 gdb/python/py-objfile.c |   42 ++++++++++++++++++++++++++++++++++++++++++
 gdb/python/py-symtab.h  |   26 ++++++++++++++++++++++++++
 2 files changed, 68 insertions(+), 0 deletions(-)
 create mode 100644 gdb/python/py-symtab.h

diff --git a/gdb/python/py-objfile.c b/gdb/python/py-objfile.c
index f9821f5..1c121ae 100644
--- a/gdb/python/py-objfile.c
+++ b/gdb/python/py-objfile.c
@@ -22,6 +22,7 @@
 #include "charset.h"
 #include "objfiles.h"
 #include "language.h"
+#include "py-symtab.h"
 
 typedef struct
 {
@@ -118,6 +119,44 @@ objfpy_set_printers (PyObject *o, PyObject *value, void *ignore)
   return 0;
 }
 
+static PyObject *
+objfpy_symtabs (PyObject *self, PyObject *ignore)
+{
+  objfile_object *obj = (objfile_object *) self;
+  struct symtab *symtabs;
+  PyObject *list;
+  PyObject *py_symtab;
+
+  if (! obj->objfile)
+    return Py_None;
+
+  list = PyList_New (0);
+  if (!list)
+    return NULL;
+
+  symtabs = obj->objfile->symtabs;
+  while(symtabs)
+    {
+      py_symtab = symtab_to_symtab_object (symtabs);
+      if (! py_symtab)
+        goto fail;
+
+      if (PyList_Append (list, py_symtab) != 0)
+        goto fail;
+
+      Py_DECREF (py_symtab);
+
+      symtabs = symtabs->next;
+    }
+
+  return list;
+
+  fail:
+    Py_XDECREF (py_symtab);
+    Py_XDECREF (list);
+    return NULL;
+}
+
 /* Implementation of gdb.Objfile.is_valid (self) -> Boolean.
    Returns True if this object file still exists in GDB.  */
 
@@ -200,6 +239,9 @@ static PyMethodDef objfile_object_methods[] =
   { "is_valid", objfpy_is_valid, METH_NOARGS,
     "is_valid () -> Boolean.\n\
 Return true if this object file is valid, false if not." },
+  { "symtabs", objfpy_symtabs, METH_NOARGS,
+    "symtabs () -> List.\n\
+A List containing the object file's valid symtabs." },
 
   { NULL }
 };
diff --git a/gdb/python/py-symtab.h b/gdb/python/py-symtab.h
new file mode 100644
index 0000000..10c89cb
--- /dev/null
+++ b/gdb/python/py-symtab.h
@@ -0,0 +1,26 @@
+/* Python interface to Symtabs and Symtab_and_line's.
+
+   Copyright (C) 2011 Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef GDB_PY_SYMTAB_H
+#define GDB_PY_SYMTAB_H
+
+PyObject *
+symtab_to_symtab_object (struct symtab *symtab);
+
+#endif /* GDB_PY_SYMTAB_H */
-- 
1.7.4.4



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