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/* Program that prints the names of the categories of the current locale.
Copyright (C) 2019-2024 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2019. */
#include <config.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
/* We want to use the system's setlocale() function here, not the gnulib
override. */
#undef setlocale
/* Specification:
<https://pubs.opengroup.org/onlinepubs/9699919799/utilities/locale.html>
Here we implement only the invocation without any command-line options. */
static const char *
defaulted_getenv (const char *variable)
{
const char *value = getenv (variable);
return (value != NULL ? value : "");
}
static void
print_category (int category, const char *variable)
{
const char *value = defaulted_getenv (variable);
if (value[0] != '\0' && defaulted_getenv ("LC_ALL")[0] == '\0')
/* The variable is set in the environment and not overridden by LC_ALL. */
printf ("%s=%s\n", variable, value);
else
printf ("%s=\"%s\"\n", variable, setlocale (category, NULL));
}
int
main (void)
{
setlocale (LC_ALL, "");
printf ("LANG=%s\n", defaulted_getenv ("LANG"));
print_category (LC_CTYPE, "LC_CTYPE");
print_category (LC_NUMERIC, "LC_NUMERIC");
print_category (LC_TIME, "LC_TIME");
print_category (LC_COLLATE, "LC_COLLATE");
print_category (LC_MONETARY, "LC_MONETARY");
print_category (LC_MESSAGES, "LC_MESSAGES");
#ifdef LC_PAPER
print_category (LC_PAPER, "LC_PAPER");
#endif
#ifdef LC_NAME
print_category (LC_NAME, "LC_NAME");
#endif
#ifdef LC_ADDRESS
print_category (LC_ADDRESS, "LC_ADDRESS");
#endif
#ifdef LC_TELEPHONE
print_category (LC_TELEPHONE, "LC_TELEPHONE");
#endif
#ifdef LC_MEASUREMENT
print_category (LC_MEASUREMENT, "LC_MEASUREMENT");
#endif
#ifdef LC_IDENTIFICATION
print_category (LC_IDENTIFICATION, "LC_IDENTIFICATION");
#endif
printf ("LC_ALL=%s\n", defaulted_getenv ("LC_ALL"));
return 0;
}
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