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/*
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* lftp - file transfer program
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*
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* Copyright (c) 1996-2012 by Alexander V. Lukyanov (lav@yars.free.net)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include "StringPool.h"
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#include "xarray.h"
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xarray_m<char> StringPool::strings;
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const char *StringPool::Get(const char *s)
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{
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if(!s)
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return 0;
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int l=0;
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int u=strings.count();
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while(l
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{
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int m = (l + u) / 2;
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int cmp = strcmp(strings[m], s);
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if(cmp==0) // found it.
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return strings[m];
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if(cmp>0)
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u=m;
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else
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l=m+1;
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}
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// not found.
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// l==u points to first elementh greater than s or past end of array.
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strings.insert(xstrdup(s),u);
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return strings[u];
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}
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