Increase buffer for readlink() in case OS will support longer names one day.
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index 28d30b0..01194aa 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -6944,7 +6944,7 @@
{
path_t path;
int dir_fd = DEFAULT_DIR_FD;
- char buffer[MAXPATHLEN];
+ char buffer[MAXPATHLEN+1];
ssize_t length;
PyObject *return_value = NULL;
static char *keywords[] = {"path", "dir_fd", NULL};
@@ -6959,16 +6959,17 @@
Py_BEGIN_ALLOW_THREADS
#ifdef HAVE_READLINKAT
if (dir_fd != DEFAULT_DIR_FD)
- length = readlinkat(dir_fd, path.narrow, buffer, sizeof(buffer));
+ length = readlinkat(dir_fd, path.narrow, buffer, MAXPATHLEN);
else
#endif
- length = readlink(path.narrow, buffer, sizeof(buffer));
+ length = readlink(path.narrow, buffer, MAXPATHLEN);
Py_END_ALLOW_THREADS
if (length < 0) {
return_value = path_error(&path);
goto exit;
}
+ buffer[length] = '\0';
if (PyUnicode_Check(path.object))
return_value = PyUnicode_DecodeFSDefaultAndSize(buffer, length);