New upstream version 1.4.2upstream/1.4.2upstream

1 files changed, 38 insertions, 0 deletions

diff --git a/lib/strncpy.c b/lib/strncpy.c
new file mode 100644
index 00000000..25908377
--- /dev/null
+++ b/lib/strncpy.c
@@ -0,0 +1,38 @@
+/* Copy a size-bounded string.
+   Copyright (C) 1999, 2011-2026 Free Software Foundation, Inc.
+
+   This file is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Lesser General Public License as
+   published by the Free Software Foundation; either version 2.1 of the
+   License, or (at your option) any later version.
+
+   This file is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 1999.  */
+
+#include <config.h>
+
+/* Specification.  */
+#include <string.h>
+
+char *
+strncpy (char *dest, const char *src, size_t n)
+{
+  char *destptr = dest;
+
+  for (; n > 0 && (*destptr = *src) != '\0'; src++, destptr++, n--)
+    ;
+
+  /* This behavior is rarely useful, but it is specified by the ISO C
+     standard.  */
+  for (; n > 0; n--)
+    *destptr++ = '\0';
+
+  return dest;
+}