1 /* calloc -- allocate memory which has been initialized to zero.
2 This function is in the public domain. */
6 @deftypefn Supplemental void* calloc (size_t @var{nelem}, size_t @var{elsize})
8 Uses @code{malloc} to allocate storage for @var{nelem} objects of
9 @var{elsize} bytes each, then zeros the memory.
16 #ifdef ANSI_PROTOTYPES
19 #define size_t unsigned long
22 /* For systems with larger pointers than ints, this must be declared. */
23 PTR malloc PARAMS ((size_t));
24 void bzero PARAMS ((PTR, size_t));
27 calloc (nelem, elsize)
32 if (nelem == 0 || elsize == 0)
35 ptr = malloc (nelem * elsize);
36 if (ptr) bzero (ptr, nelem * elsize);