Esempio n. 1
0
static int find_type_eol(const char **x, const TYPELIB *typelib, uint flags,
                         const char *eol)
{
  int find,pos;
  int UNINIT_VAR(findpos);                       /* guarded by find */
  const char *UNINIT_VAR(termptr);
  const char *i;
  const char *j;
  CHARSET_INFO *cs= &my_charset_latin1;
  DBUG_ENTER("find_type_eol");
  DBUG_PRINT("enter",("x: '%s'  lib: 0x%lx", *x, (long) typelib));

  DBUG_ASSERT(!(flags & ~(FIND_TYPE_NO_PREFIX | FIND_TYPE_COMMA_TERM)));

  if (!typelib->count)
  {
    DBUG_PRINT("exit",("no count"));
    DBUG_RETURN(0);
  }
  find=0;
  for (pos=0 ; (j=typelib->type_names[pos]) ; pos++)
  {
    for (i=*x ; 
         i < eol && !is_field_separator(flags, *i) &&
         my_toupper(cs, *i) == my_toupper(cs, *j) ; i++, j++) ;
    if (! *j)
    {
      while (i < eol && *i == ' ')
	i++;					/* skip_end_space */
      if (i >= eol || is_field_separator(flags, *i))
      {
        *x= i;
	DBUG_RETURN(pos+1);
      }
    }
    if ((i >= eol && !is_field_separator(flags, *i)) &&
        (!*j || !(flags & FIND_TYPE_NO_PREFIX)))
    {
      find++;
      findpos=pos;
      termptr=i;
    }
  }
  if (find == 0 || *x == eol)
  {
    DBUG_PRINT("exit",("Couldn't find type"));
    DBUG_RETURN(0);
  }
  else if (find != 1 || (flags & FIND_TYPE_NO_PREFIX))
  {
    DBUG_PRINT("exit",("Too many possibilities"));
    DBUG_RETURN(-1);
  }
  *x= termptr;
  DBUG_RETURN(findpos+1);
} /* find_type_eol */
Esempio n. 2
0
int find_type(const char *x, const TYPELIB *typelib, uint flags)
{
  int find,pos;
  int UNINIT_VAR(findpos);                       /* guarded by find */
  const char *i;
  const char *j;
  DBUG_ENTER("find_type");
  DBUG_PRINT("enter",("x: '%s'  lib: 0x%lx", x, (long) typelib));

  DBUG_ASSERT(!(flags & ~(FIND_TYPE_NO_PREFIX | FIND_TYPE_ALLOW_NUMBER |
                          FIND_TYPE_NO_OVERWRITE | FIND_TYPE_COMMA_TERM)));
  if (!typelib->count)
  {
    DBUG_PRINT("exit",("no count"));
    DBUG_RETURN(0);
  }
  find=0;
  for (pos=0 ; (j=typelib->type_names[pos]) ; pos++)
  {
    for (i=x ;
        *i && (!(flags & FIND_TYPE_COMMA_TERM) || !is_field_separator(*i)) &&
        my_toupper(&my_charset_latin1,*i) ==
            my_toupper(&my_charset_latin1,*j) ; i++, j++) ;
    if (! *j)
    {
      while (*i == ' ')
    i++;					/* skip_end_space */
      if (! *i || ((flags & FIND_TYPE_COMMA_TERM) && is_field_separator(*i)))
    DBUG_RETURN(pos+1);
    }
    if ((!*i &&
         (!(flags & FIND_TYPE_COMMA_TERM) || !is_field_separator(*i))) &&
        (!*j || !(flags & FIND_TYPE_NO_PREFIX)))
    {
      find++;
      findpos=pos;
    }
  }
  if (find == 0 && (flags & FIND_TYPE_ALLOW_NUMBER) && x[0] == '#' &&
      strend(x)[-1] == '#' &&
      (findpos=atoi(x+1)-1) >= 0 && (uint) findpos < typelib->count)
    find=1;
  else if (find == 0 || ! x[0])
  {
    DBUG_PRINT("exit",("Couldn't find type"));
    DBUG_RETURN(0);
  }
  else if (find != 1 || (flags & FIND_TYPE_NO_PREFIX))
  {
    DBUG_PRINT("exit",("Too many possybilities"));
    DBUG_RETURN(-1);
  }
  DBUG_RETURN(findpos+1);
} /* find_type */
Esempio n. 3
0
my_ulonglong find_typeset(char *x, TYPELIB *lib, int *err)
{
  my_ulonglong result;
  int find;
  char *i;
  DBUG_ENTER("find_set");
  DBUG_PRINT("enter",("x: '%s'  lib: 0x%lx", x, (long) lib));

  if (!lib->count)
  {
    DBUG_PRINT("exit",("no count"));
    DBUG_RETURN(0);
  }
  result= 0;
  *err= 0;
  while (*x)
  {
    (*err)++;
    i= x;
    while (*x && !is_field_separator(*x))
      x++;
    if (x[0] && x[1])      /* skip separator if found */
      x++;
    if ((find= find_type(i, lib, FIND_TYPE_COMMA_TERM) - 1) < 0)
      DBUG_RETURN(0);
    result|= (ULL(1) << find);
  }
  *err= 0;
  DBUG_RETURN(result);
} /* find_set */