forked from mirrors/gecko-dev
47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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nsTAdoptingString_CharT&
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nsTAdoptingString_CharT::operator=(const self_type& str)
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{
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// This'll violate the constness of this argument, that's just
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// the nature of this class...
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self_type* mutable_str = const_cast<self_type*>(&str);
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if (str.mFlags & F_OWNED) {
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// We want to do what Adopt() does, but without actually incrementing
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// the Adopt count. Note that we can be a little more straightforward
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// about this than Adopt() is, because we know that str.mData is
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// non-null. Should we be able to assert that str is not void here?
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NS_ASSERTION(str.mData, "String with null mData?");
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Finalize();
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mData = str.mData;
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mLength = str.mLength;
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SetDataFlags(F_TERMINATED | F_OWNED);
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// Make str forget the buffer we just took ownership of.
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new (mutable_str) self_type();
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} else {
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Assign(str);
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mutable_str->Truncate();
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}
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return *this;
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}
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void
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nsTString_CharT::Rebind(const char_type* data, size_type length)
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{
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// If we currently own a buffer, release it.
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Finalize();
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mData = const_cast<char_type*>(data);
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mLength = length;
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SetDataFlags(F_TERMINATED);
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AssertValidDependentString();
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}
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