New module 'wcscpy'.

* modules/wcscpy: New file.
* lib/wchar.in.h (wcscpy): New declaration.
* lib/wcscpy.c: New file.
* lib/wcscpy-impl.h: New file, from libutf8 with modifications.
* m4/wcscpy.m4: New file.
* m4/wchar_h.m4 (gl_WCHAR_H): Test whether wcscpy is declared.
(gl_WCHAR_H_DEFAULTS): Initialize GNULIB_WCSCPY, HAVE_WCSCPY.
* modules/wchar (Makefile.am): Substitute GNULIB_WCSCPY, HAVE_WCSCPY.
* tests/test-wchar-c++.cc: Test the declaration of wcscpy.
* doc/posix-functions/wcscpy.texi: Mention the new module.

modules/wcscpy

@@ -0,0 +1,31 @@
+Description:
+wcscpy() function: copy a wide string.
+
+Status:
+obsolete
+
+Notice:
+This module is obsolete.
+
+Files:
+lib/wcscpy.c
+lib/wcscpy-impl.h
+m4/wcscpy.m4
+
+Depends-on:
+wchar
+
+configure.ac:
+gl_FUNC_WCSCPY
+gl_WCHAR_MODULE_INDICATOR([wcscpy])
+
+Makefile.am:
+
+Include:
+<wchar.h>
+
+License:
+LGPL
+
+Maintainer:
+Bruno Haible