Rename a static variable "history_length" to "_history_length".

GNU readline exports a global variable that has such a name already
and the collision makes gcc4 doesn't compile the source.

1 files changed, 6 insertions, 6 deletions

diff --git a/Modules/readline.c b/Modules/readline.c
index 3377c8ea..9d5a6be 100644
--- a/Modules/readline.c
+++ b/Modules/readline.c
@@ -94,7 +94,7 @@ read_history_file(PyObject *self, PyObject *args)
 	return Py_None;
 }
 
-static int history_length = -1; /* do not truncate history by default */
+static int _history_length = -1; /* do not truncate history by default */
 PyDoc_STRVAR(doc_read_history_file,
 "read_history_file([filename]) -> None\n\
 Load a readline history file.\n\
@@ -110,8 +110,8 @@ write_history_file(PyObject *self, PyObject *args)
 	if (!PyArg_ParseTuple(args, "|z:write_history_file", &s))
 		return NULL;
 	errno = write_history(s);
-	if (!errno && history_length >= 0)
-		history_truncate_file(s, history_length);
+	if (!errno && _history_length >= 0)
+		history_truncate_file(s, _history_length);
 	if (errno)
 		return PyErr_SetFromErrno(PyExc_IOError);
 	Py_INCREF(Py_None);
@@ -129,10 +129,10 @@ The default filename is ~/.history.");
 static PyObject*
 set_history_length(PyObject *self, PyObject *args)
 {
-	int length = history_length;
+	int length = _history_length;
 	if (!PyArg_ParseTuple(args, "i:set_history_length", &length))
 		return NULL;
-	history_length = length;
+	_history_length = length;
 	Py_INCREF(Py_None);
 	return Py_None;
 }
@@ -149,7 +149,7 @@ history truncation.");
 static PyObject*
 get_history_length(PyObject *self, PyObject *noarg)
 {
-	return PyInt_FromLong(history_length);
+	return PyInt_FromLong(_history_length);
 }
 
 PyDoc_STRVAR(get_history_length_doc,