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Free everything at shutdown

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when the RUBY_FREE_ON_SHUTDOWN environment variable is set, manually free memory at shutdown.

Co-authored-by: Nobuyoshi Nakada <nobu@ruby-lang.org>
Co-authored-by: Peter Zhu <peter@peterzhu.ca>
This commit is contained in:
Adam Hess 2023-10-12 11:15:53 -07:00 • committed by Peter Zhu
parent b361a800c2
commit 6816e8efcf
27 changed files with 285 additions and 6 deletions
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27
variable.c
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@ -438,6 +438,33 @@ struct rb_global_entry {
bool ractor_local;
};
static enum rb_id_table_iterator_result
free_global_entry_i(ID key, VALUE val, void *arg)
{
struct rb_global_entry *entry = (struct rb_global_entry *)val;
if (entry->var->counter == 1) {
ruby_xfree(entry->var);
}
else {
entry->var->counter--;
}
ruby_xfree(entry);
return ID_TABLE_DELETE;
}
void
rb_free_rb_global_tbl(void)
{
rb_id_table_foreach(rb_global_tbl, free_global_entry_i, 0);
rb_id_table_free(rb_global_tbl);
}
void
rb_free_generic_iv_tbl_(void)
{
st_free_table(generic_iv_tbl_);
}
static struct rb_global_entry*
rb_find_global_entry(ID id)
{