[PATCH] Use PyBool_FromLong

[Tom Tromey]

I noticed a few spots that were explicitly creating new references to
Py_True or Py_False.  It's simpler here to use PyBool_FromLong, so
this patch changes all the places I found.
---
 gdb/python/py-cmd.c    | 3 +--
 gdb/python/py-symbol.c | 3 +--
 gdb/python/py-type.c   | 6 ++----
 3 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/gdb/python/py-cmd.c b/gdb/python/py-cmd.c
index f80318374d3..5cc392af175 100644
--- a/gdb/python/py-cmd.c
+++ b/gdb/python/py-cmd.c
@@ -128,8 +128,7 @@ cmdpy_function (const char *args, int from_tty, cmd_list_element *command)
       error (_("Could not convert arguments to Python string."));
     }
 
-  gdbpy_ref<> ttyobj
-    = gdbpy_ref<>::new_reference (from_tty ? Py_True : Py_False);
+  gdbpy_ref<> ttyobj (PyBool_FromLong (from_tty));
   gdbpy_ref<> result (PyObject_CallMethodObjArgs ((PyObject *) obj, invoke_cst,
 						  argobj.get (), ttyobj.get (),
 						  NULL));
diff --git a/gdb/python/py-symbol.c b/gdb/python/py-symbol.c
index 02c35acd1e9..23495b66d42 100644
--- a/gdb/python/py-symbol.c
+++ b/gdb/python/py-symbol.c
@@ -426,8 +426,7 @@ gdbpy_lookup_symbol (PyObject *self, PyObject *args, PyObject *kw)
     }
   PyTuple_SET_ITEM (ret_tuple.get (), 0, sym_obj);
 
-  bool_obj = (is_a_field_of_this.type != NULL) ? Py_True : Py_False;
-  Py_INCREF (bool_obj);
+  bool_obj = PyBool_FromLong (is_a_field_of_this.type != NULL);
   PyTuple_SET_ITEM (ret_tuple.get (), 1, bool_obj);
 
   return ret_tuple.release ();
diff --git a/gdb/python/py-type.c b/gdb/python/py-type.c
index 5352ead84bd..0e772ad44b4 100644
--- a/gdb/python/py-type.c
+++ b/gdb/python/py-type.c
@@ -220,14 +220,12 @@ convert_field (struct type *type, int field)
   if (PyObject_SetAttrString (result.get (), "name", arg.get ()) < 0)
     return NULL;
 
-  arg = gdbpy_ref<>::new_reference (TYPE_FIELD_ARTIFICIAL (type, field)
-				    ? Py_True : Py_False);
+  arg.reset (PyBool_FromLong (TYPE_FIELD_ARTIFICIAL (type, field)));
   if (PyObject_SetAttrString (result.get (), "artificial", arg.get ()) < 0)
     return NULL;
 
   if (type->code () == TYPE_CODE_STRUCT)
-    arg = gdbpy_ref<>::new_reference (field < TYPE_N_BASECLASSES (type)
-				      ? Py_True : Py_False);
+    arg.reset (PyBool_FromLong (field < TYPE_N_BASECLASSES (type)));
   else
     arg = gdbpy_ref<>::new_reference (Py_False);
   if (PyObject_SetAttrString (result.get (), "is_base_class", arg.get ()) < 0)
-- 
2.34.1