From: Waldemar Kozaczuk <jwkozac...@gmail.com>
Committer: Waldemar Kozaczuk <jwkozac...@gmail.com>
Branch: master
libc: add __wcsncpy_chk() to support python 3.10
Signed-off-by: Waldemar Kozaczuk <jwkozac...@gmail.com>
---
diff --git a/Makefile b/Makefile
--- a/Makefile
+++ b/Makefile
@@ -1796,6 +1796,7 @@ musl += string/wcsncasecmp_l.o
musl += string/wcsncat.o
musl += string/wcsncmp.o
musl += string/wcsncpy.o
+libc += string/__wcsncpy_chk.o
musl += string/wcsnlen.o
musl += string/wcspbrk.o
musl += string/wcsrchr.o
diff --git a/libc/string/__wcsncpy_chk.c b/libc/string/__wcsncpy_chk.c
--- a/libc/string/__wcsncpy_chk.c
+++ b/libc/string/__wcsncpy_chk.c
@@ -0,0 +1,15 @@
+/*
+ * Copyright (C) 2022 Waldemar Kozaczuk
+ *
+ * This work is open source software, licensed under the terms of the
+ * BSD license as described in the LICENSE file in the top-level directory.
+ */
+
+#include <wchar.h>
+#include <assert.h>
+
+wchar_t *__wcsncpy_chk(wchar_t * dest, const wchar_t * src, size_t n, size_t
destlen)
+{
+ assert(wcslen(src) + sizeof(L'\0') <= destlen);
+ return wcsncpy(dest, src, n);
+}
--
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