#include <malloc.h>

#include "memory.h"
/*
 * Basic information for the 'malloc' debug call
 */ 
char *
dump_malloc_data()
{
#if defined(__GLIBC__)
    char *bp;
    size_t size;

    FILE *stream = open_memstream (&bp, &size);
    malloc_info(0, stream);
    fclose (stream);
    return bp;
#else
    char *buf = xalloc(512);
    struct mallinfo info = mallinfo();

    snprintf(buf, 512, "%-17s %13s %13s %13s\n"
        "%-17s %13d %13d %13d\n"
        "%-17s %13d %13d %13d\n"
        "Total heap size: %d",
        "",            "small", "ordinary", "total",
        "allocated blocks", info.smblks, info.ordblks, info.smblks + info.ordblks,
        "used memory", info.usmblks, info.uordblks, info.usmblks + info.uordblks,
        info.arena);
    return buf;
#endif
}