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/* Copyright 2014,2018
Free Software Foundation, Inc.
This file is part of Guile.
Guile is free software: you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Guile is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public
License along with Guile. If not, see
<https://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <ctype.h>
#include <limits.h>
#include <string.h>
#include <unicase.h>
#include <unictype.h>
#include <uniname.h>
#include "chars.h"
#include "extensions.h"
#include "gsubr.h"
#include "strings.h"
#include "version.h"
#include "unicode.h"
SCM_DEFINE (scm_char_to_formal_name, "char->formal-name", 1, 0, 0,
(SCM ch),
"Return the formal all-upper-case unicode name of @var{ch},\n"
"as a string. If the character has no name, return @code{#f}.")
#define FUNC_NAME s_scm_char_to_formal_name
{
char buf[UNINAME_MAX + 1];
SCM_VALIDATE_CHAR (1, ch);
memset(buf, 0, UNINAME_MAX + 1);
if (unicode_character_name (SCM_CHAR (ch), buf))
return scm_from_latin1_string (buf);
return SCM_BOOL_F;
}
#undef FUNC_NAME
SCM_DEFINE (scm_formal_name_to_char, "formal-name->char", 1, 0, 0,
(SCM name),
"Return the character whose formal all-upper-case unicode name is\n"
"@var{name}, or @code{#f} if no such character is known.")
#define FUNC_NAME s_scm_formal_name_to_char
{
char *c_name;
scm_t_wchar ret;
SCM_VALIDATE_STRING (1, name);
c_name = scm_to_latin1_string (name);
ret = unicode_name_character (c_name);
free (c_name);
return ret == UNINAME_INVALID ? SCM_BOOL_F : SCM_MAKE_CHAR (ret);
}
#undef FUNC_NAME
static void
scm_load_unicode (void)
{
#ifndef SCM_MAGIC_SNARFER
#include "unicode.x"
#endif
}
void
scm_init_unicode (void)
{
scm_c_register_extension ("libguile-" SCM_EFFECTIVE_VERSION,
"scm_init_unicode",
(scm_t_extension_init_func)scm_load_unicode,
NULL);
}
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