libguile/strports.h

   1 /* classes: h_files */
   2
   3 #ifndef SCM_STRPORTS_H
   4 #define SCM_STRPORTS_H
   5
   6 /* Copyright (C) 1995,1996,2000,2001 Free Software Foundation, Inc.
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2, or (at your option)
  11  * any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this software; see the file COPYING.  If not, write to
  20  * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  21  * Boston, MA 02111-1307 USA
  22  *
  23  * As a special exception, the Free Software Foundation gives permission
  24  * for additional uses of the text contained in its release of GUILE.
  25  *
  26  * The exception is that, if you link the GUILE library with other files
  27  * to produce an executable, this does not by itself cause the
  28  * resulting executable to be covered by the GNU General Public License.
  29  * Your use of that executable is in no way restricted on account of
  30  * 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 License.
  34  *
  35  * This exception applies only to the code released by the
  36  * Free Software Foundation under the name GUILE.  If you copy
  37  * code from other Free Software Foundation releases into a copy of
  38  * GUILE, as the General Public License permits, the exception does
  39  * not apply to the code that you add in this way.  To avoid misleading
  40  * anyone as to the status of such modified files, you must delete
  41  * this exception notice from them.
  42  *
  43  * If you write modifications of your own for GUILE, it is your choice
  44  * whether to permit this exception to apply to your modifications.
  45  * If you do not wish that, delete this exception notice.  */
  46
  47 \f
  48
  49 #include "libguile/__scm.h"
  50
  51 \f
  52
  53
  54 #define SCM_STRPORTP(x)      (!SCM_IMP (x) && \
  55                               (SCM_TYP16 (x) == scm_tc16_strport))
  56 #define SCM_OPSTRPORTP(x)    (SCM_STRPORTP (x) && \
  57                               (SCM_CELL_WORD_0 (x) & SCM_OPN))
  58 #define SCM_OPINSTRPORTP(x)  (SCM_OPSTRPORTP (x) && \
  59                               (SCM_CELL_WORD_0 (x) & SCM_RDNG))
  60 #define SCM_OPOUTSTRPORTP(x) (SCM_OPSTRPORTP (x) && \
  61                               (SCM_CELL_WORD_0 (x) & SCM_WRTNG))
  62
  63 \f
  64
  65 extern scm_t_bits scm_tc16_strport;
  66
  67 \f
  68
  69 extern SCM scm_mkstrport (SCM pos, SCM str, long modes, const char * caller);
  70 extern SCM scm_strport_to_string (SCM port);
  71 extern SCM scm_object_to_string (SCM obj, SCM printer);
  72 extern SCM scm_call_with_output_string (SCM proc);
  73 extern SCM scm_call_with_input_string (SCM str, SCM proc);
  74 extern SCM scm_open_input_string (SCM str);
  75 extern SCM scm_open_output_string (void);
  76 extern SCM scm_get_output_string (SCM port);
  77 extern SCM scm_c_read_string (const char *expr);
  78 extern SCM scm_c_eval_string (const char *expr);
  79 extern SCM scm_eval_string (SCM string);
  80 extern void scm_init_strports (void);
  81
  82 #endif  /* SCM_STRPORTS_H */
  83
  84 /*
  85   Local Variables:
  86   c-file-style: "gnu"
  87   End:
  88 */