check_if.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 52 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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*    available at www.sybase.com/developer/opensource.
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*    The Original Code and all software distributed under the License are
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* Description:  Profiler test app, Part I.
*
****************************************************************************/


#include <stdio.h>

#include "pt.h"

extern char flags[SIZE+1];
extern int count, niter;

static void __check_if( int i )
{
        float k;

        if ( flags[i] ) {            /* found a prime */
                for ( k = i + i; k <= SIZE; k = k + i ) {
                        set_false( (int)k );
                }
                count++;
        }
}

void (*check_if)( int ) = __check_if;