mirror of
https://github.com/rn10950/RetroZilla.git
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117 lines
4.7 KiB
C
117 lines
4.7 KiB
C
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications.
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* Portions created by the Initial Developer are Copyright (C) 2001
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Scott Collins <scc@mozilla.org> (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsLiteralString_h___
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#define nsLiteralString_h___
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#ifndef nscore_h___
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#include "nscore.h"
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#endif
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#ifndef nsDependentString_h___
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#include "nsDependentString.h"
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#endif
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#if 0
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inline
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const nsDependentString
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literal_string( const nsAString::char_type* aPtr )
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{
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return nsDependentString(aPtr);
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}
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inline
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const nsDependentString
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literal_string( const nsAString::char_type* aPtr, PRUint32 aLength )
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{
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return nsDependentString(aPtr, aLength);
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}
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inline
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const nsDependentCString
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literal_string( const nsACString::char_type* aPtr )
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{
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return nsDependentCString(aPtr);
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}
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inline
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const nsDependentCString
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literal_string( const nsACString::char_type* aPtr, PRUint32 aLength )
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{
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return nsDependentCString(aPtr, aLength);
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}
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#endif
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#ifdef HAVE_CPP_2BYTE_WCHAR_T
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#define NS_LL(s) L##s
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#define NS_MULTILINE_LITERAL_STRING(s) nsDependentString(NS_REINTERPRET_CAST(const nsAString::char_type*, s), PRUint32((sizeof(s)/sizeof(wchar_t))-1))
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#define NS_MULTILINE_LITERAL_STRING_INIT(n,s) n(NS_REINTERPRET_CAST(const nsAString::char_type*, s), PRUint32((sizeof(s)/sizeof(wchar_t))-1))
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#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))
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typedef nsDependentString nsLiteralString;
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#else
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#define NS_LL(s) s
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#define NS_MULTILINE_LITERAL_STRING(s) NS_ConvertASCIItoUTF16(s, PRUint32(sizeof(s)-1))
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#define NS_MULTILINE_LITERAL_STRING_INIT(n,s) n(s, PRUint32(sizeof(s)-1))
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#define NS_NAMED_MULTILINE_LITERAL_STRING(n,s) const NS_ConvertASCIItoUTF16 n(s, PRUint32(sizeof(s)-1))
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typedef NS_ConvertASCIItoUTF16 nsLiteralString;
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#endif
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/*
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* Macro arguments used in concatenation or stringification won't be expanded.
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* Therefore, in order for |NS_L(FOO)| to work as expected (which is to expand
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* |FOO| before doing whatever |NS_L| needs to do to it) a helper macro needs
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* to be inserted in between to allow the macro argument to expand.
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* See "3.10.6 Separate Expansion of Macro Arguments" of the CPP manual for a
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* more accurate and precise explanation.
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*/
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#define NS_L(s) NS_LL(s)
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#define NS_LITERAL_STRING(s) NS_STATIC_CAST(const nsAFlatString&, NS_MULTILINE_LITERAL_STRING(NS_LL(s)))
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#define NS_LITERAL_STRING_INIT(n,s) NS_MULTILINE_LITERAL_STRING_INIT(n, NS_LL(s))
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#define NS_NAMED_LITERAL_STRING(n,s) NS_NAMED_MULTILINE_LITERAL_STRING(n, NS_LL(s))
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#define NS_LITERAL_CSTRING(s) NS_STATIC_CAST(const nsDependentCString&, nsDependentCString(s, PRUint32(sizeof(s)-1)))
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#define NS_LITERAL_CSTRING_INIT(n,s) n(s, PRUint32(sizeof(s)-1))
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#define NS_NAMED_LITERAL_CSTRING(n,s) const nsDependentCString n(s, PRUint32(sizeof(s)-1))
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typedef nsDependentCString nsLiteralCString;
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#endif /* !defined(nsLiteralString_h___) */
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