EVOLUTION-MANAGER

Edit File: bchange.c

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/*  File   : bchange.c
    Author : Michael widenius
    Updated: 1987-03-20
    Defines: bchange()

bchange(dst, old_length, src, new_length, tot_length)
    replaces old_length characters at dst to new_length characters from
    src in a buffer with tot_length bytes.
*/

#include "strings_def.h"

void bchange(register uchar *dst, size_t old_length, register const uchar *src,
	     size_t new_length, size_t tot_length)
{
  size_t rest=tot_length-old_length;
  if (old_length < new_length)
    bmove_upp(dst+rest+new_length,dst+tot_length,rest);
  else
    bmove(dst+new_length,dst+old_length,rest);
  memcpy(dst,src,new_length);
}