diff options
Diffstat (limited to 'sql/sql_list.cc')
| -rw-r--r-- | sql/sql_list.cc | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/sql/sql_list.cc b/sql/sql_list.cc index e938d5515c9..3512c7fc2ef 100644 --- a/sql/sql_list.cc +++ b/sql/sql_list.cc @@ -39,21 +39,21 @@ void free_list(I_List <i_string> *list) } -base_list::base_list(const base_list &rhs, MEM_ROOT *mem_root) +bool base_list::copy(const base_list *rhs, MEM_ROOT *mem_root) { - if (rhs.elements) + bool error= 0; + if (rhs->elements) { /* It's okay to allocate an array of nodes at once: we never call a destructor for list_node objects anyway. */ - first= (list_node*) alloc_root(mem_root, - sizeof(list_node) * rhs.elements); - if (first) + if ((first= (list_node*) alloc_root(mem_root, + sizeof(list_node) * rhs->elements))) { - elements= rhs.elements; + elements= rhs->elements; list_node *dst= first; - list_node *src= rhs.first; + list_node *src= rhs->first; for (; dst < first + elements - 1; dst++, src= src->next) { dst->info= src->info; @@ -64,10 +64,12 @@ base_list::base_list(const base_list &rhs, MEM_ROOT *mem_root) dst->next= &end_of_list; /* Setup 'last' member */ last= &dst->next; - return; + return 0; } + error= 1; } elements= 0; first= &end_of_list; last= &first; + return error; } |