35 lines
722 B
C
35 lines
722 B
C
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/* calloc -- allocate memory which has been initialized to zero.
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This function is in the public domain. */
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/*
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@deftypefn Supplemental void* calloc (size_t @var{nelem}, size_t @var{elsize})
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Uses @code{malloc} to allocate storage for @var{nelem} objects of
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@var{elsize} bytes each, then zeros the memory.
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@end deftypefn
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*/
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#include "ansidecl.h"
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#include <stddef.h>
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/* For systems with larger pointers than ints, this must be declared. */
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void *malloc (size_t);
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void bzero (void *, size_t);
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void *
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calloc (size_t nelem, size_t elsize)
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{
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register void *ptr;
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if (nelem == 0 || elsize == 0)
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nelem = elsize = 1;
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ptr = malloc (nelem * elsize);
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if (ptr) bzero (ptr, nelem * elsize);
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return ptr;
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}
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