Lichen

templates/native/locale.c

932:c07b0dd14f85
10 months ago Paul Boddie Moved integer instantiation support to library functions.
     1 /* Native functions for locale handling.     2      3 Copyright (C) 2016, 2017, 2021 Paul Boddie <paul@boddie.org.uk>     4      5 This program is free software; you can redistribute it and/or modify it under     6 the terms of the GNU General Public License as published by the Free Software     7 Foundation; either version 3 of the License, or (at your option) any later     8 version.     9     10 This program is distributed in the hope that it will be useful, but WITHOUT    11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS    12 FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more    13 details.    14     15 You should have received a copy of the GNU General Public License along with    16 this program.  If not, see <http://www.gnu.org/licenses/>.    17 */    18     19 #include <locale.h> /* setlocale */    20 #include <string.h> /* strlen */    21 #include "native/common.h"    22 #include "types.h"    23 #include "exceptions.h"    24 #include "ops.h"    25 #include "progconsts.h"    26 #include "progops.h"    27 #include "progtypes.h"    28 #include "main.h"    29     30 /* Locales. */    31     32 __attr __fn_native_locale_getlocale(__attr __self, __attr category)    33 {    34     /* category interpreted as int */    35     int cat = __TOINT(category);    36     char *result, *out;    37     size_t length;    38     39     result = setlocale(cat, NULL);    40     41     if (result == NULL)    42         return __builtins___none_None;    43     44     length = strlen(result);    45     out = __ALLOCATE(length + 1, sizeof(char));    46     strcpy(out, result);    47     48     return __new_str(result, length);    49 }    50     51 __attr __fn_native_locale_setlocale(__attr __self, __attr category, __attr value)    52 {    53     /* category interpreted as int */    54     int cat = __TOINT(category);    55     /* value interpreted as string */    56     char *s = __load_via_object(__VALUE(value), __data__).strvalue;    57     char *result, *out;    58     size_t length;    59     60     result = setlocale(cat, s);    61     62     if (result == NULL)    63         return __builtins___none_None;    64     65     length = strlen(result);    66     out = __ALLOCATE(length + 1, sizeof(char));    67     strcpy(out, result);    68     69     return __new_str(result, length);    70 }    71     72 /* Module initialisation. */    73     74 void __main_native_locale()    75 {    76 }