#ifndef BUFFER_H
#define BUFFER_H

/*
 * Growable buffers
 *
 * Always null terminated.
 */

#include <stdarg.h>
#include "bool.h"
#include "regions.h"
#include "linkage.h"

EXTERN_C_BEGIN

struct growbuf_S;
typedef struct growbuf_S *growbuf;

growbuf growbuf_new(region, int);   /* Make a new buffer with initial size */
void growbuf_reset(growbuf);        /* Empty a buffer */
int gprintf(growbuf, const char *, ...);      /* Print to a buffer */
int gvprintf(growbuf, const char *, va_list); /* Print to a buffer */
char *growbuf_contents(growbuf);    /* Get the contents of a buffer */
bool growbuf_empty(growbuf);        /* Return true iff buffer is empty */

EXTERN_C_END

#endif