Initial revision

From-SVN: r19451

gcc/intl/libgettext.h

+/* Message catalogs for internationalization.
+   Copyright (C) 1995, 1996, 1997, 1998 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 2, 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, write to the Free Software Foundation,
+   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+/* Because on some systems (e.g. Solaris) we sometimes have to include
+   the systems libintl.h as well as this file we have more complex
+   include protection above.  But the systems header might perhaps also
+   define _LIBINTL_H and therefore we have to protect the definition here.  */
+
+#if !defined _LIBINTL_H || !defined _LIBGETTEXT_H
+#ifndef _LIBINTL_H
+# define _LIBINTL_H	1
+#endif
+#define _LIBGETTEXT_H	1
+
+/* We define an additional symbol to signal that we use the GNU
+   implementation of gettext.  */
+#define __USE_GNU_GETTEXT 1
+
+#include <sys/types.h>
+
+#if HAVE_LOCALE_H
+# include <locale.h>
+#endif
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* @@ end of prolog @@ */
+
+#ifndef PARAMS
+# if __STDC__ || defined __cplusplus
+#  define PARAMS(args) args
+# else
+#  define PARAMS(args) ()
+# endif
+#endif
+
+#ifndef NULL
+# if !defined __cplusplus || defined __GNUC__
+#  define NULL ((void *) 0)
+# else
+#  define NULL (0)
+# endif
+#endif
+
+#if !HAVE_LC_MESSAGES
+/* This value determines the behaviour of the gettext() and dgettext()
+   function.  But some system does not have this defined.  Define it
+   to a default value.  */
+# define LC_MESSAGES (-1)
+#endif
+
+
+/* Declarations for gettext-using-catgets interface.  Derived from
+   Jim Meyering's libintl.h.  */
+struct _msg_ent
+{
+  const char *_msg;
+  int _msg_number;
+};
+
+
+#if HAVE_CATGETS
+/* These two variables are defined in the automatically by po-to-tbl.sed
+   generated file `cat-id-tbl.c'.  */
+extern const struct _msg_ent _msg_tbl[];
+extern int _msg_tbl_length;
+#endif
+
+
+/* For automatical extraction of messages sometimes no real
+   translation is needed.  Instead the string itself is the result.  */
+#define gettext_noop(Str) (Str)
+
+/* Look up MSGID in the current default message catalog for the current
+   LC_MESSAGES locale.  If not found, returns MSGID itself (the default
+   text).  */
+extern char *gettext PARAMS ((const char *__msgid));
+extern char *gettext__ PARAMS ((const char *__msgid));
+
+/* Look up MSGID in the DOMAINNAME message catalog for the current
+   LC_MESSAGES locale.  */
+extern char *dgettext PARAMS ((const char *__domainname, const char *__msgid));
+extern char *dgettext__ PARAMS ((const char *__domainname,
+				 const char *__msgid));
+
+/* Look up MSGID in the DOMAINNAME message catalog for the current CATEGORY
+   locale.  */
+extern char *dcgettext PARAMS ((const char *__domainname, const char *__msgid,
+				int __category));
+extern char *dcgettext__ PARAMS ((const char *__domainname,
+				  const char *__msgid, int __category));
+
+
+/* Set the current default message catalog to DOMAINNAME.
+   If DOMAINNAME is null, return the current default.
+   If DOMAINNAME is "", reset to the default of "messages".  */
+extern char *textdomain PARAMS ((const char *__domainname));
+extern char *textdomain__ PARAMS ((const char *__domainname));
+
+/* Specify that the DOMAINNAME message catalog will be found
+   in DIRNAME rather than in the system locale data base.  */
+extern char *bindtextdomain PARAMS ((const char *__domainname,
+				  const char *__dirname));
+extern char *bindtextdomain__ PARAMS ((const char *__domainname,
+				    const char *__dirname));
+
+#if ENABLE_NLS
+
+/* Solaris 2.3 has the gettext function but dcgettext is missing.
+   So we omit this optimization for Solaris 2.3.  BTW, Solaris 2.4
+   has dcgettext.  */
+# if !HAVE_CATGETS && (!HAVE_GETTEXT || HAVE_DCGETTEXT)
+
+#  define gettext(Msgid)						      \
+     dgettext (NULL, Msgid)
+
+#  define dgettext(Domainname, Msgid)					      \
+     dcgettext (Domainname, Msgid, LC_MESSAGES)
+
+#  if defined __GNUC__ && __GNUC__ == 2 && __GNUC_MINOR__ >= 7
+/* This global variable is defined in loadmsgcat.c.  We need a sign,
+   whether a new catalog was loaded, which can be associated with all
+   translations.  */
+extern int _nl_msg_cat_cntr;
+
+#   define dcgettext(Domainname, Msgid, Category)			      \
+  (__extension__							      \
+   ({									      \
+     char *__result;							      \
+     if (__builtin_constant_p (Msgid))					      \
+       {								      \
+	 static char *__translation__;					      \
+	 static int __catalog_counter__;				      \
+	 if (! __translation__ || __catalog_counter__ != _nl_msg_cat_cntr)    \
+	   {								      \
+	     __translation__ =						      \
+	       dcgettext__ (Domainname, Msgid, Category);		      \
+	     __catalog_counter__ = _nl_msg_cat_cntr;			      \
+	   }								      \
+	 __result = __translation__;					      \
+       }								      \
+     else								      \
+       __result = dcgettext__ (Domainname, Msgid, Category);		      \
+     __result;								      \
+    }))
+#  endif
+# endif
+
+#else
+
+# define gettext(Msgid) (Msgid)
+# define dgettext(Domainname, Msgid) (Msgid)
+# define dcgettext(Domainname, Msgid, Category) (Msgid)
+# define textdomain(Domainname) ((char *) Domainname)
+# define bindtextdomain(Domainname, Dirname) ((char *) Dirname)
+
+#endif
+
+/* @@ begin of epilog @@ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif