greenplumn CMainArgs 源码
greenplumn CMainArgs 代码
文件路径：/src/backend/gporca/libgpos/include/gpos/common/CMainArgs.h
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2008 - 2010 Greenplum, Inc.
//
// @filename:
// CMainArgs.h
//
// @doc:
// simple wrapper to pass standard args from main to other routines
//---------------------------------------------------------------------------
#ifndef GPOS_CMainArgs_H
#define GPOS_CMainArgs_H
#include "gpos/types.h"
namespace gpos
{
//---------------------------------------------------------------------------
// @class:
// CMainArgs
//
// @doc:
// Main args, following standard convention int, char**
//
//---------------------------------------------------------------------------
class CMainArgs
{
private:
// number of arguments
ULONG m_argc;
// pointer to string array
const CHAR **m_argv;
// format string
const CHAR *m_fmt;
// saved option params
CHAR *m_optarg;
INT m_optind;
INT m_optopt;
INT m_opterr;
#ifdef GPOS_Darwin
INT m_optreset;
#endif // GPOS_Darwin
public:
// ctor
CMainArgs(ULONG ulArgs, const CHAR **rgszArgs, const CHAR *szFmt);
// dtor -- restores option params
~CMainArgs();
// getopt functionality
BOOL Getopt(CHAR *ch);
}; // class CMainArgs
} // namespace gpos
#endif // GPOS_CMainArgs_H
// EOF
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