new file mode 100644
--- /dev/null
+++ b/packages/language/c/libc/current/tests/i18n/setlocale.c
@@ -0,0 +1,147 @@
+//=================================================================
+//
+//        setlocale.c
+//
+//        Testcase for C library setlocale() function
+//
+//=================================================================
+//####COPYRIGHTBEGIN####
+//
+// -------------------------------------------
+// The contents of this file are subject to the Cygnus eCos Public License
+// Version 1.0 (the "License"); you may not use this file except in
+// compliance with the License.  You may obtain a copy of the License at
+// http://sourceware.cygnus.com/ecos
+// 
+// Software distributed under the License is distributed on an "AS IS"
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the
+// License for the specific language governing rights and limitations under
+// the License.
+// 
+// The Original Code is eCos - Embedded Cygnus Operating System, released
+// September 30, 1998.
+// 
+// The Initial Developer of the Original Code is Cygnus.  Portions created
+// by Cygnus are Copyright (C) 1998 Cygnus Solutions.  All Rights Reserved.
+// -------------------------------------------
+//
+//####COPYRIGHTEND####
+//=================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):     jlarmour@cygnus.co.uk
+// Contributors:    jlarmour@cygnus.co.uk
+// Date:          1998/8/31
+// Description:   Contains testcode for C library setlocale() function
+//
+//
+//####DESCRIPTIONEND####
+
+// Declarations for test system:
+//
+// TESTCASE_TYPE=CYG_TEST_MODULE
+
+// CONFIGURATION
+
+#include <pkgconf/libc.h>   // Configuration header
+
+
+// INCLUDES
+
+#include <locale.h>                // header for functions to test
+#include <cyg/infra/testcase.h>    // Testcase API
+#include <sys/cstartup.h>          // C library initialisation
+
+
+// FUNCTIONS
+
+externC void
+cyg_package_start( void )
+{
+#ifdef CYGPKG_LIBC
+    cyg_iso_c_start();
+#else
+    (void)main(0, NULL);
+#endif
+} // cyg_package_start()
+
+
+#if defined(CYGPKG_LIBC)
+static int
+my_strcmp(const char *s1, const char *s2)
+{
+    for ( ; *s1 == *s2 ; s1++,s2++ )
+    {
+        if ( *s1 == '\0' )
+            break;
+    } // for
+
+    return (*s1 - *s2);
+} // my_strcmp()
+#endif
+
+
+int
+main( int argc, char *argv[] )
+{
+#if defined(CYGPKG_LIBC)
+    char *str;
+#endif
+
+    CYG_TEST_INIT();
+
+    CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C "
+                  "library setlocale() function");
+
+#if defined(CYGPKG_LIBC)
+
+    // Check 1
+    str = setlocale(LC_CTYPE, NULL);
+    CYG_TEST_PASS_FAIL( !my_strcmp(str, "C" ),
+                        "Initial locale for LC_CTYPE is \"C\"" );
+    
+    // Check 2
+    str = setlocale(LC_ALL, NULL);
+    CYG_TEST_PASS_FAIL( !my_strcmp(str, "#C#C#C#C#C#" ),
+                        "Initial locale for LC_ALL is correct" );
+
+    // Check 3
+    str = setlocale(LC_COLLATE, "C");
+    CYG_TEST_PASS_FAIL( !my_strcmp(str, "C" ),
+                        "Set locale for LC_COLLATE to \"C\"" );
+
+    // Check 4
+    str = setlocale(LC_MONETARY, "");
+    CYG_TEST_PASS_FAIL( !my_strcmp(str, "C" ),
+                        "Set default locale for LC_MONETARY" );
+    str = setlocale(LC_MONETARY, NULL);
+    CYG_TEST_PASS_FAIL( !my_strcmp(str, "C" ),
+                        "Stored default locale for LC_MONETARY" );
+
+    // Check 5
+    str = setlocale(LC_ALL, "C");
+    CYG_TEST_PASS_FAIL( !my_strcmp(str, "C" ),
+                        "Set locale for LC_COLLATE to \"C\"" );
+
+    // Check 6
+    str = setlocale(LC_ALL, "");
+    CYG_TEST_PASS_FAIL( !my_strcmp(str, "C" ),
+                        "Set locale for LC_COLLATE to default" );
+
+    // Check 7
+    str = setlocale(LC_ALL, NULL);
+    CYG_TEST_PASS_FAIL( !my_strcmp(str, "#C#C#C#C#C#" ),
+                        "Get locale for LC_ALL" );
+    str = setlocale(LC_ALL, str);
+    CYG_TEST_PASS_FAIL( !my_strcmp(str, "#C#C#C#C#C#" ),
+                        "Set locale for LC_ALL from retrieved locale" );
+    
+#else
+    CYG_TEST_PASS("Testing is not applicable to this configuration");
+#endif // if defined(CYGPKG_LIBC)
+
+    CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C "
+                    "library setlocale() function");
+} // main()
+
+// EOF setlocale.c