cktneweq.c

来自「linux平台下类似著名的电路板作图软件 Spice的源代码」· C语言 代码 · 共 44 行

/**********
Copyright 1990 Regents of the University of California.  All rights reserved.
Author: 1985 Thomas L. Quarles
**********/

    /*
     *CKTnewEq(ckt,node,name)
     *  Allocate a new circuit equation number (returned) in the specified
     *  circuit to contain a new equation or node
     * returns -1 for failure to allocate a node number 
     *
     */

#include "spice.h"
#include <stdio.h>
#include "ifsim.h"
#include "iferrmsg.h"
#include "smpdefs.h"
#include "cktdefs.h"
#include "util.h"
#include "suffix.h"

int
CKTnewEq(inCkt,node,name)
    GENERIC *inCkt;
    GENERIC **node;
    IFuid name;

{
    CKTnode *mynode;
    register CKTcircuit *ckt = (CKTcircuit *)inCkt;
    int error;

    error = CKTmkNode(ckt,&mynode);
    if(error) return(error);

    if(node) *node = (GENERIC *)mynode;
    mynode->name = name;

    error = CKTlinkEq(ckt,mynode);

    return(error);
}