Subversion Repositories openrisc_2011-10-31

/*

FUNCTION

<<bzero>>---initialize memory to zero

INDEX

        bzero

ANSI_SYNOPSIS

        #include <string.h>

        void bzero(void *<[b]>, size_t <[length]>);

TRAD_SYNOPSIS

        #include <string.h>

        void bzero(<[b]>, <[length]>)

        void *<[b]>;

        size_t <[length]>;

DESCRIPTION

<<bzero>> initializes <[length]> bytes of memory, starting at address

<[b]>, to zero.

RETURNS

<<bzero>> does not return a result.

PORTABILITY

<<bzero>> is in the Berkeley Software Distribution.

Neither ANSI C nor the System V Interface Definition (Issue 2) require

<<bzero>>.

<<bzero>> requires no supporting OS subroutines.

*/

#include <string.h>

_VOID

_DEFUN (bzero, (b, length),

        void *b _AND

        size_t length)

{

  char *ptr = (char *)b;

  while (length--)

    *ptr++ = 0;

}