args.c

来自「MANTIS是由科罗拉多大学开发的传感器网络嵌入式操作系统。 这是mantis」· C语言 代码 · 共 68 行

//  This file is part of MANTIS OS, Operating System
//  See http://mantis.cs.colorado.edu/
//
//  Copyright (C) 2003,2004,2005 University of Colorado, Boulder
//
//  This program is free software; you can redistribute it and/or
//  modify it under the terms of the mos license (see file LICENSE)

/**************************************************************************/
/* File:      mos.h                                                       */
/* Author     Jeff Rose   :  [e-mail]                          */
/*   Date:  10/12/03                                                      */
/*                                                                        */
/* A simple argument parser for using command line args in linux (xmos).  */
/**************************************************************************/

#include "mos.h"

#include <string.h>

#include "arg.h"

int nargs;
char **args;

uint8_t arg_init(int argc, char *argv[])
{
   nargs = argc;
   args = argv;

   return 0;
}

int mos_arg_argc (void)
{
  return nargs;
}

char **mos_arg_argv (void)
{
  return args;
}

uint8_t mos_arg_check(uint8_t *arg, uint8_t **val)
{
   uint8_t i, found;

   found = 0;

   for(i = 0; i < nargs; i++)
   {
      if(strcmp(args[i], arg) == 0)
      {
	 found = 1;
	 break;
      }
   }

   if(found)
   {
      if((val != NULL) && (i < nargs-1))
	 *val = args[i+1];
      return 1;
   }
   else
      return 0;
}