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* libguile/symbols.c (scm_from_latin1_symbol, scm_from_latin1_symboln) (scm_from_utf8_symbol, scm_from_utf8_symboln): New functions.
105 lines
3.5 KiB
C
105 lines
3.5 KiB
C
/* classes: h_files */
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#ifndef SCM_SYMBOLS_H
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#define SCM_SYMBOLS_H
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/* Copyright (C) 1995,1996,1997,1998,2000,2001, 2003, 2004, 2006, 2008, 2010 Free Software Foundation, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 3 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#include "libguile/__scm.h"
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#define scm_is_symbol(x) (!SCM_IMP (x) \
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&& (SCM_TYP7 (x) == scm_tc7_symbol))
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#define scm_i_symbol_hash(x) ((unsigned long) SCM_CELL_WORD_2 (x))
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#define scm_i_symbol_is_interned(x) \
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(!(SCM_CELL_WORD_0 (x) & SCM_I_F_SYMBOL_UNINTERNED))
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#define SCM_I_F_SYMBOL_UNINTERNED 0x100
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/* Older spellings; don't use in new code.
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*/
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#define SCM_SYMBOLP(x) (scm_is_symbol (x))
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#define SCM_SYMBOL_FUNC(x) (scm_symbol_fref (x))
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#define SCM_SET_SYMBOL_FUNC(x,f) (scm_symbol_fset_x (x, f))
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#define SCM_SYMBOL_PROPS(x) (scm_symbol_pref (x))
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#define SCM_SET_SYMBOL_PROPS(x,p) (scm_symbol_pset_x (x, p))
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#define SCM_SYMBOL_HASH(x) (scm_i_symbol_hash (x))
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#define SCM_SYMBOL_INTERNED_P(x) (scm_i_symbol_is_interned (x))
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#ifdef GUILE_DEBUG
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SCM_API SCM scm_sys_symbols (void);
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#endif
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SCM_API SCM scm_symbol_p (SCM x);
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SCM_API SCM scm_symbol_interned_p (SCM sym);
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SCM_API SCM scm_make_symbol (SCM name);
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SCM_API SCM scm_symbol_to_string (SCM s);
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SCM_API SCM scm_string_to_symbol (SCM s);
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SCM_API SCM scm_string_ci_to_symbol (SCM s);
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SCM_API SCM scm_symbol_fref (SCM s);
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SCM_API SCM scm_symbol_pref (SCM s);
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SCM_API SCM scm_symbol_fset_x (SCM s, SCM val);
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SCM_API SCM scm_symbol_pset_x (SCM s, SCM val);
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SCM_API SCM scm_symbol_hash (SCM s);
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SCM_API SCM scm_gensym (SCM prefix);
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/* Use locale encoding for user input, user output, or interacting with
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the C library. Use latin-1 for ASCII, and for literals in source
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code. Use UTF-8 for interaction with modern libraries which deal in
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UTF-8. Otherwise use scm_to_stringn or scm_from_stringn, and
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convert. */
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SCM_API SCM scm_from_locale_symbol (const char *str);
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SCM_API SCM scm_from_locale_symboln (const char *str, size_t len);
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SCM_API SCM scm_take_locale_symbol (char *sym);
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SCM_API SCM scm_take_locale_symboln (char *sym, size_t len);
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SCM_API SCM scm_from_latin1_symbol (const char *str);
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SCM_API SCM scm_from_latin1_symboln (const char *str, size_t len);
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SCM_API SCM scm_take_latin1_symbol (char *sym);
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SCM_API SCM scm_take_latin1_symboln (char *sym, size_t len);
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SCM_API SCM scm_from_utf8_symbol (const char *str);
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SCM_API SCM scm_from_utf8_symboln (const char *str, size_t len);
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SCM_API SCM scm_take_utf8_symbol (char *sym);
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SCM_API SCM scm_take_utf8_symboln (char *sym, size_t len);
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/* internal functions. */
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SCM_INTERNAL unsigned long scm_i_hash_symbol (SCM obj, unsigned long n,
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void *closure);
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SCM_INTERNAL void scm_symbols_prehistory (void);
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SCM_INTERNAL void scm_init_symbols (void);
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#endif /* SCM_SYMBOLS_H */
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/*
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Local Variables:
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c-file-style: "gnu"
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End:
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*/
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