C++ (Cpp) fsubrp Exemples

Exemple #1

Fichier : mlis.c Projet : kzfm1024/misc

//--------eval---------------        
int eval(int addr){
    int res;
    
    if(atomp(addr)){
        if(numberp(addr))
            return(addr);
        if(symbolp(addr)){
            res = findsym(addr);
            if(res == -1)
                error(CANT_FIND_ERR, "eval", addr);
            else
                return(res);
        }
    }
    else 
    if(listp(addr)){
        if((symbolp(car(addr))) &&(HAS_NAME(car(addr),"quote")))
            return(cadr(addr));
        if(numberp(car(addr)))
            error(ARG_SYM_ERR, "eval", addr);
        if(subrp(car(addr)))
            return(apply(car(addr),evlis(cdr(addr))));
        if(fsubrp(car(addr)))
            return(apply(car(addr),cdr(addr)));
        if(functionp(car(addr)))
            return(apply(car(addr),evlis(cdr(addr))));    
    }
    error(CANT_FIND_ERR, "eval", addr);
    return(0);
}

Exemple #2

Fichier : mono.c Projet : kmizumar/Mono

int eval(int addr){
        int res;
    
    if(atomp(addr)){
                if(IS_NUMBER(addr))
                return(addr);
        if(IS_SYMBOL(addr)){
                res = findsym(GET_NAME(addr));
            switch(GET_TAG(res)){
                case NUM:       return(makenum(GET_NUMBER(res)));
                case SYM:       return(GET_BIND(res));
                case LIS:       return(GET_BIND(res));
            }
        }
    }
    else{
    if(HAS_NAME(car(addr),"quote"))
        return(cadr(addr));
    if(subrp(car(addr)))
        return(apply(symname(car(addr)),evlis(cdr(addr))));
    if(fsubrp(car(addr)))
        return(apply(symname(car(addr)),cdr(addr)));
    if(lambdap(car(addr)))
        return(apply(symname(car(addr)),evlis(cdr(addr))));
    }
    return(NIL);
}

Exemple #3

Fichier : libplisp.c Projet : hongyunnchen/parallella-lisp

void release_node(node *o) {
    if ( nullp(o) ) {
        return;
    }
    if (symp(o)) {
        name_free(o->name);
    }
    else if (subrp(o) or fsubrp(o)) {
        name_free(o->fname);
    }
    node_free(o);
}

Exemple #4

Fichier : xleval.c Projet : 8l/csolve

/* evform - evaluate a form */
LOCAL NODE *evform(NODE *expr)
{
    NODE ***oldstk,*fun __HEAPIFY,*args __HEAPIFY,*env,*val,*type;
    val = 0; //BUG: uninitialized variable is used if xlfail returns

    /* create a stack frame */
    oldstk = xlsave2(&fun,&args);

    /* get the function and the argument list */
    fun = car(expr);
    args = cdr(expr);

    /* evaluate the first expression */
    if ((fun = xleval(fun)) == NIL)
	xlfail("bad function");

    /* evaluate the function */
    if (subrp(fun) || fsubrp(fun)) {
	if (subrp(fun))
	    args = xlevlist(args);
	val = (*getsubr(fun))(args);
    }
    else if (consp(fun)) {
	if (consp(car(fun))) {
	    env = cdr(fun);
	    fun = car(fun);
	}
	else
	    env = xlenv;
	if ((type = car(fun)) == s_lambda) {
	    args = xlevlist(args);
	    val = evfun(fun,args,env);
	}
	else if (type == s_macro) {
	    args = evfun(fun,args,env);
	    val = xleval(args);
	}
	else
	    xlfail("bad function type");
    }
    else if (objectp(fun))
	val = xlsend(fun,args);
    else
	xlfail("bad function");

    /* restore the previous stack frame */
    xlstack = oldstk;

    /* return the result value */
    return (val);
}

Exemple #5

Fichier : mono.c Projet : sasagawa888/Mono-Lisp

//--------eval---------------        
int eval(int addr){
	int res;
    
    //ctrl+cによる割り込みがあった場合
    if(exit_flag == 1){
    	exit_flag = 0;
        P = addr; //後で調べられるように退避
        printf("exit eval by CTRL_C_EVENT\n"); fflush(stdout);
        longjmp(buf,1);
    }
    
    if(atomp(addr)){
		if(numberp(addr))
    		return(addr);
    	if(symbolp(addr)){
    		res = findsym(addr);
            if(res == 0)
            	error(CANT_FIND_ERR, "eval", addr);
            else
            	switch(GET_TAG(res)){
                	case NUM:	return(res);
                	case SYM:	return(res);
                    case LIS:	return(res);
                	case SUBR:	return(res);
                    case FSUBR:	return(res);
                    case LAMBDA:return(GET_BIND(res));
                }	
        }
    }
    else 
    if(listp(addr)){
    	if((symbolp(car(addr))) &&(HAS_NAME(car(addr),"quote")))
    		return(cadr(addr));
        if(numberp(car(addr)))
        	error(ARG_SYM_ERR, "eval", addr);
    	if(subrp(car(addr)))
    		return(apply(car(addr),evlis(cdr(addr))));
    	if(fsubrp(car(addr)))
            return(apply(car(addr),cdr(addr)));
    	if(lambdap(car(addr)))
    		return(apply(car(addr),evlis(cdr(addr))));	  
    }
    error(CANT_FIND_ERR, "eval", addr);
}