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/* Public API for GNU gettext PO files - contained in libgettextpo.
Copyright (C) 2003 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2003.
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. */
#ifndef _GETTEXT_PO_H
#define _GETTEXT_PO_H 1
#ifdef __cplusplus
extern "C" {
#endif
/* ================================= Types ================================= */
/* A po_file_t represents the contents of a PO file. */
typedef struct po_file *po_file_t;
/* A po_message_iterator_t represents an iterator through a domain of a
PO file. */
typedef struct po_message_iterator *po_message_iterator_t;
/* A po_message_t represents a message in a PO file. */
typedef struct po_message *po_message_t;
/* Memory allocation:
The memory allocations performed by these functions use xmalloc(),
therefore will cause a program exit if memory is exhausted.
The memory allocated by po_file_read, and implicitly returned through
the po_message_* functions, lasts until freed with po_file_free. */
/* ============================= po_file_t API ============================= */
/* Read a PO file into memory.
Return its contents. Upon failure, return NULL and set errno. */
extern po_file_t po_file_read (const char *filename);
/* Free a PO file from memory. */
extern void po_file_free (po_file_t file);
/* Return the names of the domains covered by a PO file in memory. */
extern const char * const * po_file_domains (po_file_t file);
/* ======================= po_message_iterator_t API ======================= */
/* Create an iterator for traversing a domain of a PO file in memory.
The domain NULL denotes the default domain. */
extern po_message_iterator_t po_message_iterator (po_file_t file, const char *domain);
/* Free an iterator. */
extern void po_message_iterator_free (po_message_iterator_t iterator);
/* Return the next message, and advance the iterator.
Return NULL at the end of the message list. */
extern po_message_t po_next_message (po_message_iterator_t iterator);
/* =========================== po_message_t API ============================ */
/* Return the msgid (untranslated English string) of a message. */
extern const char * po_message_msgid (po_message_t message);
/* Return the msgid_plural (untranslated English plural string) of a message,
or NULL for a message without plural. */
extern const char * po_message_msgid_plural (po_message_t message);
/* Return the msgstr (translation) of a message.
Return the empty string for an untranslated message. */
extern const char * po_message_msgstr (po_message_t message);
/* Return the msgstr[index] for a message with plural handling, or
NULL when the index is out of range or for a message without plural. */
extern const char * po_message_msgstr_plural (po_message_t message, int index);
#ifdef __cplusplus
}
#endif
#endif /* _GETTEXT_PO_H */
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