Python/asdl.c

   1 #include "Python.h"
   2 #include "asdl.h"
   3
   4 asdl_seq *
   5 asdl_seq_new(int size, PyArena *arena)
   6 {
   7         asdl_seq *seq = NULL;
   8         size_t n = sizeof(asdl_seq) +
   9                         (size ? (sizeof(void *) * (size - 1)) : 0);
  10
  11         seq = (asdl_seq *)PyArena_Malloc(arena, n);
  12         if (!seq) {
  13                 PyErr_NoMemory();
  14                 return NULL;
  15         }
  16         memset(seq, 0, n);
  17         seq->size = size;
  18         return seq;
  19 }
  20
  21 asdl_int_seq *
  22 asdl_int_seq_new(int size, PyArena *arena)
  23 {
  24         asdl_int_seq *seq = NULL;
  25         size_t n = sizeof(asdl_seq) +
  26                         (size ? (sizeof(int) * (size - 1)) : 0);
  27
  28         seq = (asdl_int_seq *)PyArena_Malloc(arena, n);
  29         if (!seq) {
  30                 PyErr_NoMemory();
  31                 return NULL;
  32         }
  33         memset(seq, 0, n);
  34         seq->size = size;
  35         return seq;
  36 }