294 lines
6.5 KiB
C
294 lines
6.5 KiB
C
#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#undef alloca
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#ifdef HAVE_ALLOCA_H
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# include <alloca.h>
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#elif defined __GNUC__
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# define alloca __builtin_alloca
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#elif defined _AIX
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# define alloca __alloca
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#elif defined _MSC_VER
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# include <malloc.h>
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# define alloca _alloca
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#else
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# include <stddef.h>
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# ifdef __cplusplus
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extern "C"
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# endif
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void *alloca (size_t);
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <limits.h>
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#include <Ecore_File.h>
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#include "Efreet.h"
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#include "efreet_private.h"
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#include "efreet_xml.h"
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EAPI int efreet_cache_update = 1;
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static int _efreet_init_count = 0;
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static int efreet_parsed_locale = 0;
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static const char *efreet_lang = NULL;
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static const char *efreet_lang_country = NULL;
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static const char *efreet_lang_modifier = NULL;
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int _efreet_log_domain_global = -1;
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static void efreet_parse_locale(void);
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static int efreet_parse_locale_setting(const char *env);
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/**
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* @return Returns > 0 if the initialization was successful, 0 otherwise
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* @brief Initializes the Efreet system
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*/
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EAPI int
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efreet_init(void)
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{
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if (++_efreet_init_count != 1)
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return _efreet_init_count;
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if (!eina_init())
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return --_efreet_init_count;
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if (!eet_init())
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goto shutdown_eina;
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if (!ecore_init())
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goto shutdown_eet;
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if (!ecore_file_init())
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goto shutdown_ecore;
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_efreet_log_domain_global = eina_log_domain_register("efreet", EFREET_DEFAULT_LOG_COLOR);
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if (_efreet_log_domain_global < 0)
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{
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EINA_LOG_ERR("Efreet could create a general log domain.");
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goto shutdown_ecore_file;
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}
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if (!efreet_base_init())
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goto unregister_log_domain;
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if (!efreet_cache_init())
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goto shutdown_efreet_base;
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if (!efreet_xml_init())
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goto shutdown_efreet_cache;
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if (!efreet_icon_init())
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goto shutdown_efreet_xml;
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if (!efreet_ini_init())
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goto shutdown_efreet_icon;
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if (!efreet_desktop_init())
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goto shutdown_efreet_ini;
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if (!efreet_menu_init())
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goto shutdown_efreet_desktop;
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if (!efreet_util_init())
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goto shutdown_efreet_menu;
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return _efreet_init_count;
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shutdown_efreet_menu:
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efreet_menu_shutdown();
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shutdown_efreet_desktop:
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efreet_desktop_shutdown();
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shutdown_efreet_ini:
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efreet_ini_shutdown();
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shutdown_efreet_icon:
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efreet_icon_shutdown();
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shutdown_efreet_xml:
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efreet_xml_shutdown();
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shutdown_efreet_cache:
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efreet_cache_shutdown();
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shutdown_efreet_base:
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efreet_base_shutdown();
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unregister_log_domain:
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eina_log_domain_unregister(_efreet_log_domain_global);
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shutdown_ecore_file:
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ecore_file_shutdown();
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shutdown_ecore:
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ecore_shutdown();
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shutdown_eet:
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eet_shutdown();
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shutdown_eina:
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eina_shutdown();
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return --_efreet_init_count;
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}
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/**
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* @return Returns the number of times the init function as been called
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* minus the corresponding init call.
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* @brief Shuts down Efreet if a balanced number of init/shutdown calls have
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* been made
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*/
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EAPI int
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efreet_shutdown(void)
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{
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if (--_efreet_init_count != 0)
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return _efreet_init_count;
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efreet_util_shutdown();
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efreet_menu_shutdown();
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efreet_desktop_shutdown();
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efreet_ini_shutdown();
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efreet_icon_shutdown();
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efreet_xml_shutdown();
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efreet_cache_shutdown();
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efreet_base_shutdown();
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eina_log_domain_unregister(_efreet_log_domain_global);
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IF_RELEASE(efreet_lang);
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IF_RELEASE(efreet_lang_country);
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IF_RELEASE(efreet_lang_modifier);
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efreet_parsed_locale = 0; /* reset this in case they init efreet again */
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ecore_file_shutdown();
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ecore_shutdown();
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eet_shutdown();
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eina_shutdown();
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return _efreet_init_count;
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}
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/**
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* @internal
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* @return Returns the current users language setting or NULL if none set
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* @brief Retrieves the current language setting
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*/
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const char *
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efreet_lang_get(void)
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{
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if (efreet_parsed_locale) return efreet_lang;
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efreet_parse_locale();
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return efreet_lang;
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}
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/**
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* @internal
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* @return Returns the current language country setting or NULL if none set
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* @brief Retrieves the current country setting for the current language or
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*/
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const char *
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efreet_lang_country_get(void)
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{
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if (efreet_parsed_locale) return efreet_lang_country;
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efreet_parse_locale();
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return efreet_lang_country;
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}
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/**
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* @internal
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* @return Returns the current language modifier setting or NULL if none
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* set.
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* @brief Retrieves the modifier setting for the language.
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*/
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const char *
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efreet_lang_modifier_get(void)
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{
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if (efreet_parsed_locale) return efreet_lang_modifier;
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efreet_parse_locale();
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return efreet_lang_modifier;
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}
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/**
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* @internal
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* @return Returns no value
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* @brief Parses out the language, country and modifer setting from the
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* LC_MESSAGES environment variable
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*/
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static void
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efreet_parse_locale(void)
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{
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efreet_parsed_locale = 1;
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if (efreet_parse_locale_setting("LC_ALL"))
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return;
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if (efreet_parse_locale_setting("LC_MESSAGES"))
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return;
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efreet_parse_locale_setting("LANG");
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}
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/**
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* @internal
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* @param env: The environment variable to grab
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* @return Returns 1 if we parsed something of @a env, 0 otherwise
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* @brief Tries to parse the lang settings out of the given environment
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* variable
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*/
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static int
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efreet_parse_locale_setting(const char *env)
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{
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int found = 0;
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char *setting;
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char *p;
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size_t len;
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p = getenv(env);
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if (!p) return 0;
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len = strlen(p) + 1;
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setting = alloca(len);
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memcpy(setting, p, len);
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/* pull the modifier off the end */
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p = strrchr(setting, '@');
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if (p)
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{
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*p = '\0';
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efreet_lang_modifier = eina_stringshare_add(p + 1);
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found = 1;
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}
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/* if there is an encoding we ignore it */
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p = strrchr(setting, '.');
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if (p) *p = '\0';
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/* get the country if available */
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p = strrchr(setting, '_');
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if (p)
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{
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*p = '\0';
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efreet_lang_country = eina_stringshare_add(p + 1);
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found = 1;
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}
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if (*setting != '\0')
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{
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efreet_lang = eina_stringshare_add(setting);
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found = 1;
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}
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return found;
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}
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/**
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* @internal
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* @param buffer: The destination buffer
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* @param size: The destination buffer size
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* @param strs: The strings to concatenate together
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* @return Returns the size of the string in @a buffer
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* @brief Concatenates the strings in @a strs into the given @a buffer not
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* exceeding the given @a size.
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*/
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size_t
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efreet_array_cat(char *buffer, size_t size, const char *strs[])
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{
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int i;
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size_t n;
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for (i = 0, n = 0; n < size && strs[i]; i++)
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{
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n += eina_strlcpy(buffer + n, strs[i], size - n);
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}
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return n;
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}
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