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msgcat.h
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/* * Copyright (C) Internet Systems Consortium, Inc. ("ISC") * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * See the COPYRIGHT file distributed with this work for additional * information regarding copyright ownership. */ #ifndef ISC_MSGCAT_H #define ISC_MSGCAT_H 1 /***** ***** Module Info *****/ /*! \file isc/msgcat.h * \brief The ISC Message Catalog * aids internationalization of applications by allowing * messages to be retrieved from locale-specific files instead of * hardwiring them into the application. This allows translations of * messages appropriate to the locale to be supplied without recompiling * the application. * * Notes: *\li It's very important that message catalogs work, even if only the * default_text can be used. * * MP: *\li The caller must ensure appropriate synchronization of * isc_msgcat_open() and isc_msgcat_close(). isc_msgcat_get() * ensures appropriate synchronization. * * Reliability: *\li No anticipated impact. * * Resources: *\li TBS * * \li Security: * No anticipated impact. * * \li Standards: * None. */ /***** ***** Imports *****/ #include <isc/lang.h> #include <isc/types.h> ISC_LANG_BEGINDECLS /***** ***** Methods *****/ void isc_msgcat_open(const char *name, isc_msgcat_t **msgcatp); /*%< * Open a message catalog. * * Notes: * *\li If memory cannot be allocated or other failures occur, *msgcatp * will be set to NULL. If a NULL msgcat is given to isc_msgcat_get(), * the default_text will be returned, ensuring that some message text * will be available, no matter what's going wrong. * * Requires: * *\li 'name' is a valid string. * *\li msgcatp != NULL && *msgcatp == NULL */ void isc_msgcat_close(isc_msgcat_t **msgcatp); /*%< * Close a message catalog. * * Notes: * *\li Any string pointers returned by prior calls to isc_msgcat_get() are * invalid after isc_msgcat_close() has been called and must not be * used. * * Requires: * *\li *msgcatp is a valid message catalog or is NULL. * * Ensures: * *\li All resources associated with the message catalog are released. * *\li *msgcatp == NULL */ const char * isc_msgcat_get(isc_msgcat_t *msgcat, int set, int message, const char *default_text); /*%< * Get message 'message' from message set 'set' in 'msgcat'. If it * is not available, use 'default_text'. * * Requires: * *\li 'msgcat' is a valid message catalog or is NULL. * *\li set > 0 * *\li message > 0 * *\li 'default_text' is a valid string. */ ISC_LANG_ENDDECLS #endif /* ISC_MSGCAT_H */