1 files changed, 33 insertions, 0 deletions
diff --git a/lib/strncat.c b/lib/strncat.c
new file mode 100644
index 0000000..aa5b242
--- /dev/null
+++ b/lib/strncat.c
@@ -0,0 +1,33 @@
+/* Concatenate strings.
+   Copyright (C) 1999, 2002, 2006, 2010-2023 Free Software Foundation, Inc.
+   Written by Bruno Haible <bruno@clisp.org>, 2002.
+
+   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/>.  */
+
+#include <config.h>
+
+/* Specification.  */
+#include <string.h>
+
+char *
+strncat (char *dest, const char *src, size_t n)
+{
+  char *destptr = dest + strlen (dest);
+
+  for (; n > 0 && (*destptr = *src) != '\0'; src++, destptr++, n--)
+    ;
+  if (n == 0)
+    *destptr = '\0';
+  return dest;
+}