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- /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (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.mozilla.org/MPL/
- *
- * 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 Mozilla.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications.
- * Portions created by the Initial Developer are Copyright (C) 2001
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Scott Collins <scc@mozilla.org> (original author)
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either of the GNU General Public License Version 2 or later (the "GPL"),
- * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
- #ifndef nsLiteralString_h___
- #define nsLiteralString_h___
-
- #ifndef nscore_h___
- #include "nscore.h"
- #endif
-
- #ifndef nsDependentString_h___
- #include "nsDependentString.h"
- #endif
-
-
- #if 0
- inline
- const nsDependentString
- literal_string( const nsAString::char_type* aPtr )
- {
- return nsDependentString(aPtr);
- }
-
- inline
- const nsDependentString
- literal_string( const nsAString::char_type* aPtr, PRUint32 aLength )
- {
- return nsDependentString(aPtr, aLength);
- }
-
- inline
- const nsDependentCString
- literal_string( const nsACString::char_type* aPtr )
- {
- return nsDependentCString(aPtr);
- }
-
- inline
- const nsDependentCString
- literal_string( const nsACString::char_type* aPtr, PRUint32 aLength )
- {
- return nsDependentCString(aPtr, aLength);
- }
- #endif
-
- #ifdef HAVE_CPP_2BYTE_WCHAR_T
- #define NS_LL(s) L##s
- #define NS_MULTILINE_LITERAL_STRING(s) nsDependentString(NS_REINTERPRET_CAST(const nsAString::char_type*, s), PRUint32((sizeof(s)/sizeof(wchar_t))-1))
- #define NS_MULTILINE_LITERAL_STRING_INIT(n,s) n(NS_REINTERPRET_CAST(const nsAString::char_type*, s), PRUint32((sizeof(s)/sizeof(wchar_t))-1))
- #define NS_NAMED_MULTILINE_LITERAL_STRING(n,s) const nsDependentString n(NS_REINTERPRET_CAST(const nsAString::char_type*, s), PRUint32((sizeof(s)/sizeof(wchar_t))-1))
- typedef nsDependentString nsLiteralString;
- #else
- #define NS_LL(s) s
- #define NS_MULTILINE_LITERAL_STRING(s) NS_ConvertASCIItoUTF16(s, PRUint32(sizeof(s)-1))
- #define NS_MULTILINE_LITERAL_STRING_INIT(n,s) n(s, PRUint32(sizeof(s)-1))
- #define NS_NAMED_MULTILINE_LITERAL_STRING(n,s) const NS_ConvertASCIItoUTF16 n(s, PRUint32(sizeof(s)-1))
- typedef NS_ConvertASCIItoUTF16 nsLiteralString;
- #endif
-
- /*
- * Macro arguments used in concatenation or stringification won't be expanded.
- * Therefore, in order for |NS_L(FOO)| to work as expected (which is to expand
- * |FOO| before doing whatever |NS_L| needs to do to it) a helper macro needs
- * to be inserted in between to allow the macro argument to expand.
- * See "3.10.6 Separate Expansion of Macro Arguments" of the CPP manual for a
- * more accurate and precise explanation.
- */
-
- #define NS_L(s) NS_LL(s)
-
- #define NS_LITERAL_STRING(s) NS_STATIC_CAST(const nsAFlatString&, NS_MULTILINE_LITERAL_STRING(NS_LL(s)))
- #define NS_LITERAL_STRING_INIT(n,s) NS_MULTILINE_LITERAL_STRING_INIT(n, NS_LL(s))
- #define NS_NAMED_LITERAL_STRING(n,s) NS_NAMED_MULTILINE_LITERAL_STRING(n, NS_LL(s))
-
- #define NS_LITERAL_CSTRING(s) NS_STATIC_CAST(const nsDependentCString&, nsDependentCString(s, PRUint32(sizeof(s)-1)))
- #define NS_LITERAL_CSTRING_INIT(n,s) n(s, PRUint32(sizeof(s)-1))
- #define NS_NAMED_LITERAL_CSTRING(n,s) const nsDependentCString n(s, PRUint32(sizeof(s)-1))
-
- typedef nsDependentCString nsLiteralCString;
-
- #endif /* !defined(nsLiteralString_h___) */
-