ocaml/test/Moretest/globrootsprim.c

30 lines
495 B
C

/* For testing global root registration */
#include "mlvalues.h"
#include "memory.h"
#include "alloc.h"
struct block { value v; };
#define Block_val(v) ((struct block *) (v))
value gb_register(value v)
{
struct block * b = stat_alloc(sizeof(struct block));
b->v = v;
register_global_root(&(b->v));
return (value) b;
}
value gb_get(value vblock)
{
return Block_val(vblock)->v;
}
value gb_remove(value vblock)
{
remove_global_root(&(Block_val(vblock)->v));
return Val_unit;
}