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extern/stdcxx/4.2.1/tests/regress/22.locale.cons.stdcxx-485.cpp

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+/************************************************************************
+ *
+ * 22.locale.cons.stdcxx-485.cpp
+ *
+ * test exercising the thread safety of locale ctors
+ *
+ * $Id: 22.locale.cons.stdcxx-485.cpp 580483 2007-09-28 20:55:52Z sebor $
+ *
+ ***************************************************************************
+ *
+ * Licensed to the Apache Software  Foundation (ASF) under one or more
+ * contributor  license agreements.  See  the NOTICE  file distributed
+ * with  this  work  for  additional information  regarding  copyright
+ * ownership.   The ASF  licenses this  file to  you under  the Apache
+ * License, Version  2.0 (the  "License"); you may  not use  this file
+ * except in  compliance with the License.   You may obtain  a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the  License is distributed on an  "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY  KIND, either  express or
+ * implied.   See  the License  for  the  specific language  governing
+ * permissions and limitations under the License.
+ *
+ **************************************************************************/
+
+#include <cassert>
+#include <cstring>
+#include <locale>
+
+#include <rw_locale.h>
+#include <driver.h>
+
+
+static int
+run_test (int, char**)
+{
+    // obtain a NUL-separated list of installed locales
+    const char* const names = rw_locales ();
+
+    if (0 == names || '\0' == *names)
+        return 0;
+
+    // repeatedly create a large set of unique named locale objects
+    for (int j = 0; j != 2; ++j) {
+        std::locale locales [64];
+
+        std::size_t i = 0;
+
+        for (const char *pn = names; *pn; ++i, pn += std::strlen (pn) + 1) {
+            if (i == sizeof locales / sizeof *locales)
+                break;
+
+            locales [i] = std::locale (pn);
+        }
+
+        i = 0;
+
+        for (const char *pn = names; *pn; ++i, pn += std::strlen (pn) + 1) {
+            if (i == sizeof locales / sizeof *locales)
+                break;
+
+            rw_assert (std::has_facet<std::collate<char> >(locales [i]),
+                       0, __LINE__,
+                       "std::has_facet<std::collate<char> >(locales(#s))",
+                       pn);
+        }
+    }
+
+    return 0;
+}
+
+
+int main (int argc, char* argv[])
+{
+    return rw_test (argc, argv, __FILE__,
+                    "lib.locale.cons",
+                    "STDCXX-485",
+                    run_test,
+                    "",
+                    (void*)0);
+}