Method c_ptr_safe

sql/sql_string.h:710–717

This is to be used only in the case when one cannot use c_ptr(). The cases are: - When one initializes String with an external buffer and length and buffer[length] could be uninitialized when c_ptr() is called. - When valgrind gives warnings about uninitialized memory with c_ptr(). */

    - When valgrind gives warnings about uninitialized memory with c_ptr().
  */
  inline char *c_ptr_safe()
  {
    if (Ptr && str_length < Alloced_length)
      Ptr[str_length]=0;
    else
      (void) realloc(str_length);
    return Ptr;
  }

  inline void free()
  {