?? textdomain.c
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/* textdomain.c -- implementation of the textdomain(3) function Copyright (C) 1995 Software Foundation, Inc.This program is free software; you can redistribute it and/or modifyit under the terms of the GNU General Public License as published bythe 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 ofMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See theGNU General Public License for more details.You should have received a copy of the GNU General Public Licensealong with this program; if not, write to the Free SoftwareFoundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */#ifdef HAVE_CONFIG_H# include <config.h>#endif#if defined STDC_HEADERS || defined _LIBC# include <stdlib.h>#endif#if defined STDC_HEADERS || defined HAVE_STRING_H || defined _LIBC# include <string.h>#else# include <strings.h>#endif#ifdef _LIBC# include <libintl.h>#else# include "libgettext.h"#endif/* @@ end of prolog @@ *//* Name of the default text domain. */extern const char _nl_default_default_domain[];/* Default text domain in which entries for gettext(3) are to be found. */extern const char *_nl_current_default_domain;/* Names for the libintl functions are a problem. They must not clash with existing names and they should follow ANSI C. But this source code is also used in GNU C Library where the names have a __ prefix. So we have to make a difference here. */#ifdef _LIBC# define TEXTDOMAIN __textdomain#else# define TEXTDOMAIN textdomain__#endif/* 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". */char *TEXTDOMAIN (domainname) const char *domainname;{ char *old; /* A NULL pointer requests the current setting. */ if (domainname == NULL) return (char *) _nl_current_default_domain; old = (char *) _nl_current_default_domain; /* If domain name is the null string set to default domain "messages". */ if (domainname[0] == '\0' || strcmp (domainname, _nl_default_default_domain) == 0) _nl_current_default_domain = _nl_default_default_domain; else { /* If the following malloc fails `_nl_current_default_domain' will be NULL. This value will be returned and so signals we are out of core. */ size_t len = strlen (domainname) + 1; char *cp = (char *) malloc (len); if (cp != NULL) memcpy (cp, domainname, len); _nl_current_default_domain = cp; } if (old != _nl_default_default_domain) free (old); return (char *) _nl_current_default_domain;}#ifdef _LIBC/* Alias for function name in GNU C Library. */weak_alias (__textdomain, textdomain);#endif
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