libguile/chars.h

   1 /* classes: h_files */
   2
   3 #ifndef SCM_CHARSH
   4 #define SCM_CHARSH
   5 /*      Copyright (C) 1995,1996 Free Software Foundation, Inc.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2, or (at your option)
  10  * any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU 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, 675 Mass Ave, Cambridge, MA 02139, USA.
  20  *
  21  * As a special exception, the Free Software Foundation gives permission
  22  * for additional uses of the text contained in its release of GUILE.
  23  *
  24  * The exception is that, if you link the GUILE library with other files
  25  * to produce an executable, this does not by itself cause the
  26  * resulting executable to be covered by the GNU General Public License.
  27  * Your use of that executable is in no way restricted on account of
  28  * linking the GUILE library code into it.
  29  *
  30  * This exception does not however invalidate any other reasons why
  31  * the executable file might be covered by the GNU General Public License.
  32  *
  33  * This exception applies only to the code released by the
  34  * Free Software Foundation under the name GUILE.  If you copy
  35  * code from other Free Software Foundation releases into a copy of
  36  * GUILE, as the General Public License permits, the exception does
  37  * not apply to the code that you add in this way.  To avoid misleading
  38  * anyone as to the status of such modified files, you must delete
  39  * this exception notice from them.
  40  *
  41  * If you write modifications of your own for GUILE, it is your choice
  42  * whether to permit this exception to apply to your modifications.
  43  * If you do not wish that, delete this exception notice.
  44  */
  45 \f
  46
  47 #include "libguile/__scm.h"
  48
  49 \f
  50 /* Immediate Characters
  51  */
  52 #define SCM_ICHRP(x)    (SCM_ITAG8(x) == scm_tc8_char)
  53 #define SCM_ICHR(x)     ((unsigned int)SCM_ITAG8_DATA(x))
  54 #define SCM_MAKICHR(x)  SCM_MAKE_ITAG8(x, scm_tc8_char)
  55
  56 \f
  57
  58 extern char *scm_charnames[];
  59 extern int scm_n_charnames;
  60 extern char scm_charnums[];
  61
  62 \f
  63 #ifdef __STDC__
  64 extern SCM scm_char_p(SCM x);
  65 extern SCM scm_char_eq_p(SCM x, SCM y);
  66 extern SCM scm_char_less_p(SCM x, SCM y);
  67 extern SCM scm_char_leq_p(SCM x, SCM y);
  68 extern SCM scm_char_gr_p(SCM x, SCM y);
  69 extern SCM scm_char_geq_p(SCM x, SCM y);
  70 extern SCM scm_char_ci_eq_p(SCM x, SCM y);
  71 extern SCM scm_char_ci_less_p(SCM x, SCM y);
  72 extern SCM scm_char_ci_leq_p(SCM x, SCM y);
  73 extern SCM scm_char_ci_gr_p(SCM x, SCM y);
  74 extern SCM scm_char_ci_geq_p(SCM x, SCM y);
  75 extern SCM scm_char_alphabetic_p(SCM chr);
  76 extern SCM scm_char_numeric_p(SCM chr);
  77 extern SCM scm_char_whitespace_p(SCM chr);
  78 extern SCM scm_char_upper_case_p(SCM chr);
  79 extern SCM scm_char_lower_case_p(SCM chr);
  80 extern SCM scm_char_is_both_p (SCM chr);
  81 extern SCM scm_char_to_integer(SCM chr);
  82 extern SCM scm_integer_to_char(SCM n);
  83 extern SCM scm_char_upcase(SCM chr);
  84 extern SCM scm_char_downcase(SCM chr);
  85 extern void scm_tables_prehistory (void);
  86 extern int scm_upcase (unsigned int c);
  87 extern int scm_downcase (unsigned int c);
  88 extern void scm_init_chars (void);
  89
  90 #else /* STDC */
  91 extern SCM scm_char_p();
  92 extern SCM scm_char_eq_p();
  93 extern SCM scm_char_less_p();
  94 extern SCM scm_char_leq_p();
  95 extern SCM scm_char_gr_p();
  96 extern SCM scm_char_geq_p();
  97 extern SCM scm_char_ci_eq_p();
  98 extern SCM scm_char_ci_less_p();
  99 extern SCM scm_char_ci_leq_p();
 100 extern SCM scm_char_ci_gr_p();
 101 extern SCM scm_char_ci_geq_p();
 102 extern SCM scm_char_alphabetic_p();
 103 extern SCM scm_char_numeric_p();
 104 extern SCM scm_char_whitespace_p();
 105 extern SCM scm_char_upper_case_p();
 106 extern SCM scm_char_lower_case_p();
 107 extern SCM scm_char_is_both_p ();
 108 extern SCM scm_char_to_integer();
 109 extern SCM scm_integer_to_char();
 110 extern SCM scm_char_upcase();
 111 extern SCM scm_char_downcase();
 112 extern void scm_tables_prehistory ();
 113 extern int scm_upcase ();
 114 extern int scm_downcase ();
 115 extern void scm_init_chars ();
 116
 117 #endif /* STDC */
 118
 119
 120
 121
 122
 123
 124
 125
 126 #endif  /* SCM_CHARSH */