PDCLIB-2: Pure wide character functions

[pdclib] / functions / wchar / wmemcpy.c

diff --git a/functions/wchar/wmemcpy.c b/functions/wchar/wmemcpy.c
new file mode 100644 (file)
index 0000000..e864dbc
--- /dev/null
+++ b/functions/wchar/wmemcpy.c
@@ -0,0 +1,39 @@
+/* wmemcpy( wchar_t *, const wchar_t *, size_t )\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 <wchar.h>\r
+\r
+#ifndef REGTEST\r
+\r
+wchar_t * wmemcpy( wchar_t * _PDCLIB_restrict dest, \r
+                   const wchar_t * _PDCLIB_restrict src, \r
+                   size_t n )\r
+{\r
+    wchar_t* rv = dest;\r
+    while ( n-- )\r
+    {\r
+        *dest++ = *src++;\r
+    }\r
+    return rv;\r
+}\r
+\r
+#endif\r
+\r
+#ifdef TEST\r
+#include <_PDCLIB_test.h>\r
+\r
+int main( void )\r
+{\r
+    wchar_t s[] = L"xxxxxxxxxxx";\r
+    TESTCASE( wmemcpy( s, wabcde, 6 ) == s );\r
+    TESTCASE( s[4] == L'e' );\r
+    TESTCASE( s[5] == L'\0' );\r
+    TESTCASE( wmemcpy( s + 5, wabcde, 5 ) == s + 5 );\r
+    TESTCASE( s[9] == L'e' );\r
+    TESTCASE( s[10] == L'x' );\r
+    return TEST_RESULTS;\r
+}\r
+#endif\r