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changeset 36788:f3c314020beb

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osutil: implement minimal __getitem__ compatibility on our custom listdir type We previously declined to do this, but the removal of the deprecated os.stat_float_times() method in Python 3.7 forces our hand. Differential Revision: https://phab.mercurial-scm.org/D2695
author Augie Fackler <augie@google.com>
date Mon, 05 Mar 2018 15:07:32 -0500
parents bf9a04d78084
children ffa3026d4196
files mercurial/cext/osutil.c mercurial/policy.py
diffstat 2 files changed, 24 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/mercurial/cext/osutil.c	Sun Mar 04 21:14:24 2018 -0500
+++ b/mercurial/cext/osutil.c	Mon Mar 05 15:07:32 2018 -0500
@@ -121,6 +121,27 @@
 	o->ob_type->tp_free(o);
 }
 
+static PyObject *listdir_stat_getitem(PyObject *self, PyObject *key)
+{
+	long index = PyLong_AsLong(key);
+	if (index == -1 && PyErr_Occurred()) {
+		return NULL;
+	}
+	if (index != 8) {
+		PyErr_Format(PyExc_IndexError, "osutil.stat objects only "
+		                               "support stat.ST_MTIME in "
+		                               "__getitem__");
+		return NULL;
+	}
+	return listdir_stat_st_mtime(self, NULL);
+}
+
+static PyMappingMethods listdir_stat_type_mapping_methods = {
+	(lenfunc)NULL,             /* mp_length */
+	(binaryfunc)listdir_stat_getitem,       /* mp_subscript */
+	(objobjargproc)NULL,    /* mp_ass_subscript */
+};
+
 static PyTypeObject listdir_stat_type = {
 	PyVarObject_HEAD_INIT(NULL, 0) /* header */
 	"osutil.stat",             /*tp_name*/
@@ -134,7 +155,7 @@
 	0,                         /*tp_repr*/
 	0,                         /*tp_as_number*/
 	0,                         /*tp_as_sequence*/
-	0,                         /*tp_as_mapping*/
+	&listdir_stat_type_mapping_methods, /*tp_as_mapping*/
 	0,                         /*tp_hash */
 	0,                         /*tp_call*/
 	0,                         /*tp_str*/
@@ -1352,7 +1373,7 @@
 	{NULL, NULL}
 };
 
-static const int version = 3;
+static const int version = 4;
 
 #ifdef IS_PY3K
 static struct PyModuleDef osutil_module = {
--- a/mercurial/policy.py	Sun Mar 04 21:14:24 2018 -0500
+++ b/mercurial/policy.py	Mon Mar 05 15:07:32 2018 -0500
@@ -69,7 +69,7 @@
     (r'cext', r'bdiff'): 3,
     (r'cext', r'diffhelpers'): 1,
     (r'cext', r'mpatch'): 1,
-    (r'cext', r'osutil'): 3,
+    (r'cext', r'osutil'): 4,
     (r'cext', r'parsers'): 4,
 }