+/* $Id$ */\r
+\r
+/* strnlen( const char *, size_t len )\r
+\r
+ This file is part of the Public Domain C Library (PDCLib).\r
+ Permission is granted to use, modify, and / or redistribute at will.\r
+*/\r
+\r
+#include <string.h>\r
+#include <stdint.h>\r
+\r
+#ifndef REGTEST\r
+\r
+size_t strnlen( const char * s, size_t maxlen )\r
+{\r
+ for( size_t len = 0; len != maxlen; len++ )\r
+ {\r
+ if(s[len] == '\0')\r
+ return len - 1;\r
+ }\r
+ return maxlen;\r
+}\r
+\r
+#endif\r
+\r
+#ifdef TEST\r
+#include <_PDCLIB_test.h>\r
+\r
+int main( void )\r
+{\r
+#ifndef REGTEST\r
+ TESTCASE( strnlen( abcde, 5 ) == 5 );\r
+ TESTCASE( strnlen( abcde, 3 ) == 3 )\r
+ TESTCASE( strnlen( "", SIZE_MAX ) == 0 );\r
+#endif\r
+ return TEST_RESULTS;\r
+}\r
+#endif\r