/*
 *** resource.c: memory resource management ***
 */


#include "sir.h"

#define	NOTEBUFSIZE	10000
#define	DEGBUFSIZE	100000

struct NOTE notebuf[NOTEBUFSIZE];
int nbp = 0;

struct DEGREE degreebuf[DEGBUFSIZE];
int dbp = 0;

static int
check_limit(current, incr, limit, msg)
	int current, incr, limit; char *msg;
{
	current += incr;
	if (current >= limit) {
		/*
		fprintf(stderr, "%s buffer overflow\n", msg);
		exit(1);
		*/
		endprog(msg);
		/* no return */
	}
	return(current);
}

struct NOTE *
note_alloc(size)
	int size;
{
	struct NOTE *p = notebuf + nbp;
	nbp = check_limit(nbp, size, NOTEBUFSIZE, "note buffer overflow");
	return(p);
}

struct DEGREE *
degree_alloc(size)
	int size;
{
	struct DEGREE *p = degreebuf + dbp;
	dbp = check_limit(dbp, size, DEGBUFSIZE, "degree buffer overflow");
	return(p);
}