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/*
* libdpkg - Debian packaging suite library routines
* i18n.c - i18n support
*
* Copyright © 2013 Guillem Jover <guillem@debian.org>
*
* This 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 2 of the License, or
* (at your option) any later version.
*
* This 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/>.
*/
#include <config.h>
#include <compat.h>
#include <dpkg/i18n.h>
#ifdef HAVE_USELOCALE
#ifdef HAVE_XLOCALE_H
#include <xlocale.h>
#endif
static locale_t dpkg_C_locale;
#endif
void
dpkg_locales_init(const char *package)
{
setlocale(LC_ALL, "");
bindtextdomain(package, LOCALEDIR);
textdomain(package);
#ifdef HAVE_USELOCALE
dpkg_C_locale = newlocale(LC_ALL_MASK, "C", (locale_t)0);
#endif
#if defined(__APPLE__) && defined(__MACH__)
/*
* On macOS, the libintl code needs to call into the CoreFoundation
* framework, which is internally threaded, to initialize some caches.
* This is a problem when that first call is done after a fork(3),
* because per POSIX, only one thread will survive, leaving the
* process in a very inconsistent state, leading to crashes.
*
* XXX: To workaround this, we try to force the caches initialization
* at program startup time, by performing a dummy gettext() call.
*/
gettext("");
#endif
}
void
dpkg_locales_done(void)
{
#ifdef HAVE_USELOCALE
freelocale(dpkg_C_locale);
dpkg_C_locale = (locale_t)0;
#endif
}
struct dpkg_locale
dpkg_locale_switch_C(void)
{
struct dpkg_locale loc;
#ifdef HAVE_USELOCALE
loc.oldloc = uselocale(dpkg_C_locale);
#else
loc.oldloc = setlocale(LC_ALL, NULL);
setlocale(LC_ALL, "C");
#endif
return loc;
}
void
dpkg_locale_switch_back(struct dpkg_locale loc)
{
#ifdef HAVE_USELOCALE
uselocale(loc.oldloc);
#else
setlocale(LC_ALL, loc.oldloc);
#endif
}
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