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st: Do error check only on non-Ruby

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This commit is contained in:
K.Takata 2019-07-30 12:08:33 +09:00 • committed by 卜部昌平
parent e70e81b54e
commit 375124be51
Notes: git 2019-10-21 11:15:05 +09:00
1 changed files with 16 additions and 0 deletions
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16
st.c
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@ -593,9 +593,15 @@ st_init_table_with_size(const struct st_hash_type *type, st_index_t size)
#endif
n = get_power2(size);
#ifndef RUBY
if (n < 0)
return NULL;
#endif
tab = (st_table *) malloc(sizeof (st_table));
#ifndef RUBY
if (tab == NULL)
return NULL;
#endif
tab->type = type;
tab->entry_power = n;
tab->bin_power = features[n].bin_power;
@ -604,17 +610,21 @@ st_init_table_with_size(const struct st_hash_type *type, st_index_t size)
tab->bins = NULL;
else {
tab->bins = (st_index_t *) malloc(bins_size(tab));
#ifndef RUBY
if (tab->bins == NULL) {
free(tab);
return NULL;
}
#endif
}
tab->entries = (st_table_entry *) malloc(get_allocated_entries(tab)
* sizeof(st_table_entry));
#ifndef RUBY
if (tab->entries == NULL) {
st_free_table(tab);
return NULL;
}
#endif
#ifdef ST_DEBUG
memset(tab->entries, ST_INIT_VAL_BYTE,
get_allocated_entries(tab) * sizeof(st_table_entry));
@ -1312,24 +1322,30 @@ st_copy(st_table *old_tab)
st_table *new_tab;
new_tab = (st_table *) malloc(sizeof(st_table));
#ifndef RUBY
if (new_tab == NULL)
return NULL;
#endif
*new_tab = *old_tab;
if (old_tab->bins == NULL)
new_tab->bins = NULL;
else {
new_tab->bins = (st_index_t *) malloc(bins_size(old_tab));
#ifndef RUBY
if (new_tab->bins == NULL) {
free(new_tab);
return NULL;
}
#endif
}
new_tab->entries = (st_table_entry *) malloc(get_allocated_entries(old_tab)
* sizeof(st_table_entry));
#ifndef RUBY
if (new_tab->entries == NULL) {
st_free_table(new_tab);
return NULL;
}
#endif
MEMCPY(new_tab->entries, old_tab->entries, st_table_entry,
get_allocated_entries(old_tab));
if (old_tab->bins != NULL)