forked from enlightenment/efl
265 lines
7.0 KiB
C
265 lines
7.0 KiB
C
/* EINA - EFL data type library
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* Copyright (C) 2008 Cedric Bail
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library;
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* if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "eina_config.h"
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#include "eina_private.h"
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#include "eina_types.h"
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#include "eina_main.h"
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#include "eina_error.h"
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#include "eina_log.h"
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#include "eina_hash.h"
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#include "eina_stringshare.h"
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#include "eina_list.h"
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#include "eina_matrixsparse.h"
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#include "eina_array.h"
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#include "eina_counter.h"
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#include "eina_benchmark.h"
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#include "eina_magic.h"
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#include "eina_rectangle.h"
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#include "eina_safety_checks.h"
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/*============================================================================*
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* Local *
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*============================================================================*/
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/**
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* @cond LOCAL
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*/
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static int _eina_main_count = 0;
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static int _eina_log_dom = -1;
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#define ERR(...) EINA_LOG_DOM_ERR(_eina_log_dom, __VA_ARGS__)
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#define DBG(...) EINA_LOG_DOM_DBG(_eina_log_dom, __VA_ARGS__)
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/**
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* @endcond
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*/
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/*============================================================================*
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* Global *
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*============================================================================*/
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/*============================================================================*
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* API *
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*============================================================================*/
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/**
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* @addtogroup Eina_Main_Group Main
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*
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* @brief These functions provide general initialisation and shut down
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* functions.
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*
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* @{
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*/
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/**
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* @brief Initialize the Eina library.
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*
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* @return 1 or greater on success, 0 on error.
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*
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* This function sets up all the eina modules. It returns 0 on
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* failure (that is, when one of the module fails to initialize),
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* otherwise it returns the number of times it has already been
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* called. The list of initialisation functions that are called are
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* (in that order):
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*
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* @li eina_log_init()
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* @li eina_error_init()
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* @li eina_safety_checks_init()
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* @li eina_hash_init()
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* @li eina_stringshare_init()
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* @li eina_list_init()
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* @li eina_matrixsparse_init()
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* @li eina_array_init()
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* @li eina_counter_init()
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* @li eina_benchmark_init()
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* @li eina_magic_string_init()
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* @li eina_rectangle_init()
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*
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* When Eina is not used anymore, call eina_shutdown() to shut down
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* the Eina library.
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*/
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EAPI int
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eina_init(void)
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{
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if (_eina_main_count) goto finish_init;
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if (!eina_log_init())
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{
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fprintf(stderr, "Could not initialize eina logging system.\n");
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return 0;
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}
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_eina_log_dom = eina_log_domain_register("eina", EINA_LOG_COLOR_DEFAULT);
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if (_eina_log_dom < 0)
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{
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EINA_LOG_ERR("Could not register log domain: eina");
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eina_log_shutdown();
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return 0;
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}
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if (!eina_error_init())
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{
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ERR("Could not initialize eina error module.");
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goto eina_init_error;
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}
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if (!eina_safety_checks_init())
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{
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ERR("Could not initialize eina safety checks module.");
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goto safety_checks_init_error;
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}
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if (!eina_hash_init())
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{
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ERR("Could not initialize eina hash module.");
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goto hash_init_error;
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}
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if (!eina_stringshare_init())
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{
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ERR("Could not initialize eina stringshare module.");
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goto stringshare_init_error;
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}
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if (!eina_list_init())
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{
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ERR("Could not initialize eina list module.");
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goto list_init_error;
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}
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if (!eina_matrixsparse_init())
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{
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ERR("Could not initialize eina matrixsparse module.");
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goto matrixsparse_init_error;
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}
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if (!eina_array_init())
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{
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ERR("Could not initialize eina array module.");
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goto array_init_error;
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}
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if (!eina_counter_init())
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{
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ERR("Could not initialize eina counter module.");
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goto counter_init_error;
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}
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if (!eina_benchmark_init())
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{
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ERR("Could not initialize eina benchmark module.");
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goto benchmark_init_error;
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}
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if (!eina_magic_string_init())
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{
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ERR("Could not initialize eina magic string module.");
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goto magic_string_init_error;
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}
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if (!eina_rectangle_init())
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{
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ERR("Could not initialize eina rectangle module.");
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goto rectangle_init_error;
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}
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finish_init:
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return ++_eina_main_count;
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rectangle_init_error:
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eina_magic_string_shutdown();
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magic_string_init_error:
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eina_benchmark_shutdown();
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benchmark_init_error:
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eina_counter_shutdown();
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counter_init_error:
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eina_array_shutdown();
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array_init_error:
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eina_matrixsparse_shutdown();
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matrixsparse_init_error:
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eina_list_shutdown();
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list_init_error:
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eina_stringshare_shutdown();
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stringshare_init_error:
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eina_hash_shutdown();
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hash_init_error:
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eina_safety_checks_shutdown();
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safety_checks_init_error:
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eina_error_shutdown();
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eina_init_error:
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_eina_log_dom = -1;
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eina_log_shutdown();
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return 0;
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}
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/**
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* @brief Shut down the Eina library.
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*
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* @return 0 when all the modules is completely shut down, 1 or
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* greater otherwise.
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*
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* This function shuts down the Eina library. It returns 0 when it has
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* been called the same number of times than eina_init(). In that case
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* it shut down all the Eina modules. The list of shut down functions
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* that are called are (in that order):
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*
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* @li eina_rectangle_shutdown()
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* @li eina_magic_string_shutdown()
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* @li eina_benchmark_shutdown()
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* @li eina_counter_shutdown()
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* @li eina_array_shutdown()
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* @li eina_matrixsparse_shutdown()
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* @li eina_list_shutdown()
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* @li eina_stringshare_shutdown()
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* @li eina_hash_shutdown()
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* @li eina_safety_checks_shutdown()
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* @li eina_error_shutdown()
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* @li eina_log_shutdown()
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*
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* Once this function succeeds (that is, @c 0 is returned), you must
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* not call any of the Eina function anymore. You must call
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* eina_init() again to use the Eina functions again.
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*/
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EAPI int
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eina_shutdown(void)
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{
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if (_eina_main_count != 1) goto finish_shutdown;
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eina_rectangle_shutdown();
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eina_magic_string_shutdown();
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eina_benchmark_shutdown();
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eina_counter_shutdown();
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eina_array_shutdown();
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eina_matrixsparse_shutdown();
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eina_list_shutdown();
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eina_stringshare_shutdown();
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eina_hash_shutdown();
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eina_safety_checks_shutdown();
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eina_error_shutdown();
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eina_log_domain_unregister(_eina_log_dom);
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_eina_log_dom = -1;
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eina_log_shutdown();
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finish_shutdown:
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return --_eina_main_count;
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}
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/**
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* @}
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*/
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