srfi/srfi-14.h

   1 #ifndef SCM_SRFI_14_H
   2 #define SCM_SRFI_14_H
   3 /* srfi-14.c --- SRFI-14 procedures for Guile
   4  *
   5  *      Copyright (C) 2001 Free Software Foundation, Inc.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as
   9  * published by the Free Software Foundation; either version 2, or (at
  10  * your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this software; see the file COPYING.  If not, write to
  19  * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  20  * Boston, MA 02111-1307 USA
  21  *
  22  * As a special exception, the Free Software Foundation gives
  23  * permission for additional uses of the text contained in its release
  24  * of GUILE.
  25  *
  26  * The exception is that, if you link the GUILE library with other
  27  * files to produce an executable, this does not by itself cause the
  28  * resulting executable to be covered by the GNU General Public
  29  * License.  Your use of that executable is in no way restricted on
  30  * account of linking the GUILE library code into it.
  31  *
  32  * This exception does not however invalidate any other reasons why
  33  * the executable file might be covered by the GNU General Public
  34  * License.
  35  *
  36  * This exception applies only to the code released by the Free
  37  * Software Foundation under the name GUILE.  If you copy code from
  38  * other Free Software Foundation releases into a copy of GUILE, as
  39  * the General Public License permits, the exception does not apply to
  40  * the code that you add in this way.  To avoid misleading anyone as
  41  * to the status of such modified files, you must delete this
  42  * exception notice from them.
  43  *
  44  * If you write modifications of your own for GUILE, it is your choice
  45  * whether to permit this exception to apply to your modifications.
  46  * If you do not wish that, delete this exception notice.  */
  47 \f
  48
  49 #define SCM_CHARSET_SIZE 256
  50
  51 #define SCM_CHARSET_GET(cs, idx) (((long *) SCM_SMOB_DATA (cs))\
  52                      [(idx) / sizeof (long)] & (1 << ((idx) % sizeof (long))))
  53
  54 #define SCM_CHARSETP(x) (!SCM_IMP (x) && (SCM_TYP16 (x) == scm_tc16_charset))
  55
  56 /* Smob type code for character sets.  */
  57 extern int scm_tc16_charset;
  58
  59 void scm_init_srfi_14 (void);
  60
  61 #endif /* SCM_SRFI_14_H */