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105 lines
3.7 KiB
C
105 lines
3.7 KiB
C
/* classes: h_files */
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#ifndef READH
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#define READH
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/* Copyright (C) 1995,1996 Free Software Foundation, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* As a special exception, the Free Software Foundation gives permission
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* for additional uses of the text contained in its release of GUILE.
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*
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* The exception is that, if you link the GUILE library with other files
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* to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the GUILE library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the
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* Free Software Foundation under the name GUILE. If you copy
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* code from other Free Software Foundation releases into a copy of
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* GUILE, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for GUILE, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*/
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#include "libguile/__scm.h"
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#include "libguile/options.h"
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/* SCM_LINE_INCREMENTORS are the characters which cause the line count to
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* be incremented for the purposes of error reporting. This feature
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* is only used for scheme code loaded from files.
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*
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* SCM_WHITE_SPACES are other characters which should be treated like spaces
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* in programs.
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*/
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#define SCM_LINE_INCREMENTORS '\n'
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#ifdef MSDOS
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# define SCM_SINGLE_SPACES ' ':case '\r':case '\f': case 26
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#else
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# define SCM_SINGLE_SPACES ' ':case '\r':case '\f'
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#endif
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#define SCM_WHITE_SPACES SCM_SINGLE_SPACES: case '\t'
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#ifdef READER_EXTENSIONS
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extern scm_option scm_read_opts[];
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#define SCM_COPY_SOURCE_P scm_read_opts[0].val
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#define SCM_RECORD_POSITIONS_P scm_read_opts[1].val
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#define SCM_N_READ_OPTIONS 2
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#endif
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#ifdef __STDC__
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extern SCM scm_read_options (SCM setting);
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extern SCM scm_read (SCM port, SCM casep, SCM sharp);
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extern char * scm_grow_tok_buf (SCM * tok_buf);
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extern int scm_flush_ws (SCM port, char *eoferr);
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extern int scm_casei_streq (char * s1, char * s2);
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extern SCM scm_lreadr (SCM * tok_buf, SCM port, int case_i, SCM sharp);
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extern scm_sizet scm_read_token (int ic, SCM * tok_buf, SCM port, int case_i, int weird);
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extern SCM scm_lreadparen (SCM * tok_buf, SCM port, char *name, int case_i, SCM sharp);
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extern void scm_init_read (void);
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#else /* STDC */
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extern SCM scm_read_options ();
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extern SCM scm_read ();
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extern char * scm_grow_tok_buf ();
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extern int scm_flush_ws ();
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extern int scm_casei_streq ();
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extern SCM scm_lreadr ();
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extern scm_sizet scm_read_token ();
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extern SCM scm_lreadparen ();
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extern void scm_init_read ();
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#endif /* STDC */
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#endif /* READH */
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