/*
    Copyright (C) 2008 Andreas Baumann <abaumann@yahoo.com>

    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 <http://www.gnu.org/licenses/>.
*/

#ifndef WOLF_GETTEXT_H
#define WOLF_GETTEXT_H

/**
 * @addtogroup wolf_port Porting
 * @{
 */

/**
 * @file gettext.h
 * @brief localization header, nivelating some problems in gettext/libintl
 * @author Andreas Baumann <abaumann@yahoo.com>
 */

/* some distributors like to disable NLS */
#if ENABLE_NLS

/* Some older versions of libintl.h make tests for the value __APPLE_CC though
 * this macro can be undefined! Nice, defining it here as 0.
 * (Noticed on OpenBSD 4.3)
 */
#if !defined( __APPLE_CC )
#define __APPLE_CC__ 0
#endif

/* define a proper prototype with format_arg so that gcc doesn't croak. This
 * is a problem on systems which have an onlder libintl.h where the declarations
 * are missing. So we define a first prototype here and hope the compiler survives
 * the redefiniton in libintl.h but for a format_arg (urgh!). Experienced only
 * on NetBSD 4.1
 */
#if defined __GNUC__
#if defined GETTEXT_NEEDS_FORMAT_ARG
char *gettext( const char *__msgid ) __attribute__ ( ( format_arg ( 1 ) ) );
char *libintl_gettext( const char *__msgid ) __attribute__ ( ( format_arg ( 1 ) ) );
char *dgettext( const char *__domainname, const char *__msgid ) __attribute__ ( ( format_arg ( 2 ) ) );
char *libintl_dgettext( const char *__domainname, const char *__msgid ) __attribute__ ( ( format_arg ( 2 ) ) );
#endif
#endif

#include <libintl.h>		/* for gettext, bindtextdomain */

#include <locale.h>             /* for setlocale */

/** It's much easier to define a DEFAULT_TEXT_DOMAIN and map gettext to a
 * dgettext, so that we don't have to call 'textdomain' anywhere in the
 * library. Define this before including gettext.h
 */
#if defined DEFAULT_TEXT_DOMAIN
#undef gettext
#define gettext( msgid ) dgettext( DEFAULT_TEXT_DOMAIN, msgid )
#endif /* defined DEFAULT_TEXT_DOMAIN */

#else /* ENABLE_NLS */

#define gettext( msgid ) ( (const char *)( msgid ) )
#define LC_ALL 1
#define setlocale( category, loc ) ( NULL )
#define bindtextdomain( domain, directory ) ( NULL )
#define textdomain( domain )( NULL )

#endif /* ENABLE_NLS */

/* a noop marker which let's xgettext extract the message but doesn't
 * call the gettext() function if NLS is enabled.
 */
#define gettext_noop( s ) s

/* shorthand macro for lazy people */
#define _( s ) gettext( s )

void wolf_port_initialize_i18n( const char *argv0, const char *app );

/** @} */ /* @addtogroup wolf_port */

#endif /* ifndef WOLF_GETTEXT_H */