ack/lang/pc/libpc/arg.c
2018-06-17 22:30:27 +02:00

48 lines
873 B
C

/* $Id$ */
/*
* (c) copyright 1983 by the Vrije Universiteit, Amsterdam, The Netherlands.
*
* This product is part of the Amsterdam Compiler Kit.
*
* Permission to use, sell, duplicate or disclose this software must be
* obtained in writing. Requests for such permissions may be sent to
*
* Dr. Andrew S. Tanenbaum
* Wiskundig Seminarium
* Vrije Universiteit
* Postbox 7161
* 1007 MC Amsterdam
* The Netherlands
*
*/
/* Author: J.W. Stevenson */
#include "pc.h"
/* function argc:integer; extern; */
/* function argv(i:integer):string; extern; */
/* procedure argshift; extern; */
/* function environ(i:integer):string; extern; */
int argc(void)
{
return (_pargc);
}
char* argv(int i)
{
if (i >= _pargc)
return (0);
return (_pargv[i]);
}
void argshift(void)
{
if (_pargc > 1)
{
--_pargc;
_pargv++;
}
}