示例#1
0
size_t unpack_dirname(char * to, const char *from)
{
  size_t length, h_length;
  char buff[FN_REFLEN+1+4],*suffix,*tilde_expansion;
  DBUG_ENTER("unpack_dirname");

  length= normalize_dirname(buff, from);

  if (buff[0] == FN_HOMELIB)
  {
    suffix=buff+1; tilde_expansion=expand_tilde(&suffix);
    if (tilde_expansion)
    {
      length-= (size_t) (suffix-buff)-1;
      if (length+(h_length= strlen(tilde_expansion)) <= FN_REFLEN)
      {
	if ((h_length > 0) && (tilde_expansion[h_length-1] == FN_LIBCHAR))
	  h_length--;
	if (buff+h_length < suffix)
	  bmove(buff+h_length,suffix,length);
	else
	  bmove_upp((uchar*) buff+h_length+length, (uchar*) suffix+length, length);
	bmove(buff,tilde_expansion,h_length);
      }
    }
  }
#ifdef USE_SYMDIR
  if (my_use_symdir)
    symdirget(buff);
#endif
  DBUG_RETURN(system_filename(to,buff));	/* Fix for open */
} /* unpack_dirname */
示例#2
0
文件: mf_pack.c 项目: OPSF/uClinux
uint unpack_dirname(my_string to, const char *from)
{
  uint length,h_length;
  char buff[FN_REFLEN+1+4],*suffix,*tilde_expansion;
  DBUG_ENTER("unpack_dirname");

  (void) intern_filename(buff,from);		/* Change to intern name */
  length= (uint) strlen(buff);			/* Fix that '/' is last */
  if (length &&
#ifdef FN_DEVCHAR
      buff[length-1] != FN_DEVCHAR &&
#endif
      buff[length-1] != FN_LIBCHAR && buff[length-1] != '/')
  {
    buff[length]=FN_LIBCHAR;
    buff[length+1]= '\0';
  }

  length=cleanup_dirname(buff,buff);
  if (buff[0] == FN_HOMELIB)
  {
    suffix=buff+1; tilde_expansion=expand_tilde(&suffix);
    if (tilde_expansion)
    {
      length-=(uint) (suffix-buff)-1;
      if (length+(h_length= (uint) strlen(tilde_expansion)) <= FN_REFLEN)
      {
	if (tilde_expansion[h_length-1] == FN_LIBCHAR)
	  h_length--;
	if (buff+h_length < suffix)
	  bmove(buff+h_length,suffix,length);
	else
	  bmove_upp(buff+h_length+length,suffix+length,length);
	bmove(buff,tilde_expansion,h_length);
      }
    }
  }
#ifdef USE_SYMDIR
  if (my_use_symdir)
    symdirget(buff);
#endif
  DBUG_RETURN(system_filename(to,buff));	/* Fix for open */
} /* unpack_dirname */