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Contents?: true
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Compression:
Stored size: 1.88 KB
Contents
#ifndef global_entry__h_
#define global_entry__h_
st_table * rb_global_tbl;
struct trace_var {
int removed;
void (*func)();
VALUE data;
struct trace_var *next;
};
struct global_variable {
int counter;
void *data;
VALUE (*getter)();
void (*setter)();
void (*marker)();
int block_trace;
struct trace_var *trace;
};
struct global_entry {
struct global_variable *var;
ID id;
};
static VALUE undef_getter();
static void undef_setter();
static void undef_marker();
static VALUE val_getter();
static void val_setter();
static void val_marker();
struct global_entry*
rb_global_entry(id)
ID id;
{
struct global_entry *entry;
st_data_t data;
if (!st_lookup(rb_global_tbl, id, &data)) {
struct global_variable *var;
entry = ALLOC(struct global_entry);
var = ALLOC(struct global_variable);
entry->id = id;
entry->var = var;
var->counter = 1;
var->data = 0;
var->getter = undef_getter;
var->setter = undef_setter;
var->marker = undef_marker;
var->block_trace = 0;
var->trace = 0;
st_add_direct(rb_global_tbl, id, (st_data_t)entry);
}
else {
entry = (struct global_entry *)data;
}
return entry;
}
static VALUE
undef_getter(id)
ID id;
{
rb_warning("global variable `%s' not initialized", rb_id2name(id));
return Qnil;
}
static void
undef_setter(val, id, data, var)
VALUE val;
ID id;
void *data;
struct global_variable *var;
{
var->getter = val_getter;
var->setter = val_setter;
var->marker = val_marker;
var->data = (void*)val;
}
static void
undef_marker()
{
}
static VALUE
val_getter(id, val)
ID id;
VALUE val;
{
return val;
}
static void
val_setter(val, id, data, var)
VALUE val;
ID id;
void *data;
struct global_variable *var;
{
var->data = (void*)val;
}
static void
val_marker(data)
VALUE data;
{
if (data) rb_gc_mark_maybe(data);
}
#endif
Version data entries
7 entries across 6 versions & 1 rubygems