NetBSD/gnu/lib/libg++/include/gen/PQ.ccP

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// This may look like C code, but it is really -*- C++ -*-
/*
Copyright (C) 1988 Free Software Foundation
written by Doug Lea (dl@rocky.oswego.edu)
This file is part of the GNU C++ Library. This library is free
software; you can redistribute it and/or modify it under the terms of
the GNU Library General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your
option) any later version. This library is distributed in the hope
that it will be useful, but WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the GNU Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free Software
Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef __GNUG__
#pragma implementation
#endif
#include <builtin.h>
#include "<T>.PQ.h"
<T> <T>PQ::deq()
{
<T> x = front();
del_front();
return x;
}
Pix <T>PQ::seek(<T&> item)
{
Pix i;
for (i = first(); i != 0 && !(<T>EQ((*this)(i), item)); next(i));
return i;
}
int <T>PQ::owns(Pix idx)
{
if (idx == 0) return 0;
for (Pix i = first(); i; next(i)) if (i == idx) return 1;
return 0;
}
void <T>PQ::clear()
{
while (count != 0) del_front();
}
int <T>PQ::contains (<T&> item)
{
return seek(item) != 0;
}
void <T>PQ::error(const char* msg)
{
(*lib_error_handler)("PQ", msg);
}