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From ab9f2797127b374665c37c06b02121f5dcf7d61c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Thu, 12 Nov 2020 16:55:56 +0100
Subject: [PATCH 2/2] reader: make PY_SSIZE_T_CLEAN
---
systemd/_reader.c | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/systemd/_reader.c b/systemd/_reader.c
index 8de7f6a963..3b6a4d0bbc 100644
--- a/systemd/_reader.c
+++ b/systemd/_reader.c
@@ -18,7 +18,12 @@
along with python-systemd; If not, see <http://www.gnu.org/licenses/>.
***/
+#define PY_SSIZE_T_CLEAN
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wredundant-decls"
#include <Python.h>
+#pragma GCC diagnostic pop
+
#include <structmember.h>
#include <datetime.h>
#include <time.h>
@@ -710,11 +715,17 @@ PyDoc_STRVAR(Reader_add_match__doc__,
"Match is a string of the form \"FIELD=value\".");
static PyObject* Reader_add_match(Reader *self, PyObject *args, PyObject *keywds) {
char *match;
- int match_len, r;
+ Py_ssize_t match_len;
+ int r;
if (!PyArg_ParseTuple(args, "s#:add_match", &match, &match_len))
return NULL;
- r = sd_journal_add_match(self->j, match, match_len);
+ if (match_len > INT_MAX) {
+ set_error(-ENOBUFS, NULL, NULL);
+ return NULL;
+ }
+
+ r = sd_journal_add_match(self->j, match, (int) match_len);
if (set_error(r, NULL, "Invalid match") < 0)
return NULL;