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-rw-r--r--replace/strnlen.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/replace/strnlen.c b/replace/strnlen.c
new file mode 100644
index 0000000..8b3bcd2
--- /dev/null
+++ b/replace/strnlen.c
@@ -0,0 +1,31 @@
+#include <lha_internal.h>
+#include <string.h>
+/*
+ * Copyright (C) 2003 Alan Robertson <alanr@unix.sh>
+ * This software licensed under the GNU LGPL.
+ *
+ * This library 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 library 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 library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+size_t
+strnlen(const char *s, size_t maxlen)
+{
+ const char * eospos;
+
+ eospos = memchr(s, (int)'\0', maxlen);
+
+ return (eospos == NULL ? maxlen : (size_t)(eospos-s));
+}