84 lines
2.1 KiB
C
84 lines
2.1 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these librararies and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $XConsortium: InternalInputSource.C /main/1 1996/07/29 16:55:23 cde-hp $ */
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// Copyright (c) 1994 James Clark
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// See the file COPYING for copying permission.
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#ifdef __GNUG__
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#pragma implementation
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#endif
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#include "splib.h"
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#include <string.h>
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#include "InternalInputSource.h"
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#include "macros.h"
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#ifdef SP_NAMESPACE
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namespace SP_NAMESPACE {
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#endif
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InternalInputSource::InternalInputSource(const StringC &str,
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InputSourceOrigin *origin)
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: InputSource(origin, str.data(), str.data() + str.size()), buf_(0),
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contents_(&str)
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{
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}
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InternalInputSource::~InternalInputSource()
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{
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if (buf_)
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delete [] buf_;
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}
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Xchar InternalInputSource::fill(Messenger &)
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{
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return eE;
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}
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void InternalInputSource::pushCharRef(Char c, const NamedCharRef &ref)
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{
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ASSERT(cur() == start());
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noteCharRef(startIndex() + (cur() - start()), ref);
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if (buf_ == 0) {
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buf_ = new Char[end() - start() + 1];
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memcpy(buf_ + 1, cur(), (end() - start())*sizeof(Char));
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changeBuffer(buf_ + 1, cur());
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}
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moveLeft();
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*(Char *)cur() = c;
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}
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Boolean InternalInputSource::rewind(Messenger &)
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{
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reset(contents_->data(),
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contents_->data() + contents_->size());
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if (buf_) {
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delete [] buf_;
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buf_ = 0;
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}
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return 1;
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}
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#ifdef SP_NAMESPACE
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}
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#endif
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