forked from enlightenment/efl
Ecore will now load "system modules" on ecore_init(). The "systemd" module will use DBus to monitor localed, hostnamed and timedated and add system events related to those changes.devs/antognolli/subsurfaces2
Gustavo Sverzut Barbieri
10 years ago
parent
ca39ff976e
commit
c0c5736a4e
7 changed files with 486 additions and 1 deletions
@ -0,0 +1 @@ |
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This is just a test file used to help ecore determine its prefix location. |
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@ -0,0 +1,354 @@ |
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#ifdef HAVE_CONFIG_H |
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# include <config.h> |
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#endif |
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|
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#include <Eldbus.h> |
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#include <Ecore.h> |
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#include <locale.h> |
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|
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static int _log_dom = -1; |
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static Eldbus_Connection *_conn = NULL; |
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static Eina_List *_objs = NULL; |
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static Eina_List *_proxies = NULL; |
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|
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#ifdef CRITICAL |
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#undef CRITICAL |
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#endif |
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#define CRITICAL(...) EINA_LOG_DOM_CRIT(_log_dom, __VA_ARGS__) |
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|
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#ifdef ERR |
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#undef ERR |
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#endif |
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#define ERR(...) EINA_LOG_DOM_ERR(_log_dom, __VA_ARGS__) |
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|
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#ifdef WRN |
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#undef WRN |
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#endif |
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#define WRN(...) EINA_LOG_DOM_WARN(_log_dom, __VA_ARGS__) |
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|
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#ifdef DBG |
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#undef DBG |
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#endif |
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#define DBG(...) EINA_LOG_DOM_DBG(_log_dom, __VA_ARGS__) |
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|
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static void |
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_props_changed_hostname(void *data EINA_UNUSED, const Eldbus_Message *msg) |
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{ |
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Eldbus_Message_Iter *changed, *entry, *invalidated; |
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const char *iface, *prop; |
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if (!eldbus_message_arguments_get(msg, "sa{sv}as", |
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&iface, &changed, &invalidated)) |
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{ |
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ERR("Error getting data from properties changed signal."); |
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return; |
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} |
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|
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while (eldbus_message_iter_get_and_next(changed, 'e', &entry)) |
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{ |
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const void *key; |
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Eldbus_Message_Iter *var; |
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if (!eldbus_message_iter_arguments_get(entry, "sv", &key, &var)) |
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continue; |
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if (strcmp(key, "Hostname") == 0) |
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goto changed_hostname; |
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} |
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|
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while (eldbus_message_iter_get_and_next(invalidated, 's', &prop)) |
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{ |
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if (strcmp(prop, "Hostname") == 0) |
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goto changed_hostname; |
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} |
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return; |
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changed_hostname: |
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ecore_event_add(ECORE_EVENT_HOSTNAME_CHANGED, NULL, NULL, NULL); |
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} |
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|
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static void |
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_props_changed_timedate(void *data EINA_UNUSED, const Eldbus_Message *msg) |
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{ |
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Eldbus_Message_Iter *changed, *entry, *invalidated; |
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const char *iface, *prop; |
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if (!eldbus_message_arguments_get(msg, "sa{sv}as", |
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&iface, &changed, &invalidated)) |
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{ |
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ERR("Error getting data from properties changed signal."); |
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return; |
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} |
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|
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while (eldbus_message_iter_get_and_next(changed, 'e', &entry)) |
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{ |
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const void *key; |
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Eldbus_Message_Iter *var; |
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if (!eldbus_message_iter_arguments_get(entry, "sv", &key, &var)) |
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continue; |
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if (strcmp(key, "Timezone") == 0) |
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goto changed_timedate; |
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} |
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|
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while (eldbus_message_iter_get_and_next(invalidated, 's', &prop)) |
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{ |
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if (strcmp(prop, "Timezone") == 0) |
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goto changed_timedate; |
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} |
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return; |
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changed_timedate: |
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ecore_event_add(ECORE_EVENT_SYSTEM_TIMEDATE_CHANGED, NULL, NULL, NULL); |
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} |
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|
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struct locale_cat_desc { |
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int cat; |
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int namelen; |
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const char *name; |
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}; |
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static const struct locale_cat_desc locale_cat_desc[] = { |
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#define CAT(name) {name, sizeof(#name) - 1, #name} |
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CAT(LC_CTYPE), |
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CAT(LC_NUMERIC), |
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CAT(LC_TIME), |
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CAT(LC_COLLATE), |
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CAT(LC_MONETARY), |
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CAT(LC_MESSAGES), |
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CAT(LC_ALL), |
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CAT(LC_PAPER), |
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CAT(LC_NAME), |
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CAT(LC_ADDRESS), |
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CAT(LC_TELEPHONE), |
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CAT(LC_MEASUREMENT), |
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CAT(LC_IDENTIFICATION), |
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#undef CAT |
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{-1, -1, NULL} |
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}; |
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static int _locale_parse(const char *str, int *cat, const char **value) |
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{ |
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const struct locale_cat_desc *itr; |
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const char *p = strchr(str, '='); |
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int klen; |
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if (!p) goto end; |
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klen = p - str; |
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for (itr = locale_cat_desc; itr->name != NULL; itr++) |
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{ |
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if ((klen == itr->namelen) && (memcmp(str, itr->name, klen) == 0)) |
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{ |
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*cat = itr->cat; |
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*value = str + itr->namelen + 1; |
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return itr - locale_cat_desc; |
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} |
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} |
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end: |
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*cat = -1; |
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*value = NULL; |
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return -1; |
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} |
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static void _locale_get(void *data EINA_UNUSED, const Eldbus_Message *msg, |
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Eldbus_Pending *pending EINA_UNUSED) |
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{ |
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Eldbus_Message_Iter *variant, *array; |
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const char *errname, *errmsg, *val; |
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Eina_Bool setlocs[EINA_C_ARRAY_LENGTH(locale_cat_desc)]; |
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unsigned int i; |
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if (eldbus_message_error_get(msg, &errname, &errmsg)) |
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{ |
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ERR("Message error %s - %s", errname, errmsg); |
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goto end; |
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} |
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if (!eldbus_message_arguments_get(msg, "v", &variant)) |
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{ |
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ERR("Error getting arguments."); |
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goto end; |
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} |
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if (!eldbus_message_iter_get_and_next(variant, 'a', &array)) |
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{ |
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ERR("Error getting array."); |
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goto end; |
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} |
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memset(setlocs, 0, sizeof(setlocs)); |
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while (eldbus_message_iter_get_and_next(array, 's', &val)) |
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{ |
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int cat, idx; |
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const char *value; |
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idx = _locale_parse(val, &cat, &value); |
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if (idx >= 0) |
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setlocs[idx] = EINA_TRUE; |
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setlocale(cat, value); |
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} |
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for (i = 0; i < EINA_C_ARRAY_LENGTH(locale_cat_desc); i++) |
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{ |
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if ((!setlocs[i]) && (locale_cat_desc[i].cat != LC_ALL)) |
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setlocale(locale_cat_desc[i].cat, "C"); |
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} |
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end: |
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ecore_event_add(ECORE_EVENT_LOCALE_CHANGED, NULL, NULL, NULL); |
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} |
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static void |
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_props_changed_locale(void *data, const Eldbus_Message *msg) |
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{ |
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Eldbus_Proxy *proxy = data; |
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Eldbus_Message_Iter *changed, *entry, *invalidated; |
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const char *iface, *prop; |
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if (!eldbus_message_arguments_get(msg, "sa{sv}as", |
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&iface, &changed, &invalidated)) |
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{ |
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ERR("Error getting data from properties changed signal."); |
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return; |
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} |
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while (eldbus_message_iter_get_and_next(changed, 'e', &entry)) |
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{ |
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const void *key; |
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Eldbus_Message_Iter *var; |
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if (!eldbus_message_iter_arguments_get(entry, "sv", &key, &var)) |
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continue; |
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if (strcmp(key, "Locale") == 0) |
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goto changed_locale; |
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} |
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while (eldbus_message_iter_get_and_next(invalidated, 's', &prop)) |
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{ |
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if (strcmp(prop, "Locale") == 0) |
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goto changed_locale; |
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} |
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return; |
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changed_locale: |
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eldbus_proxy_property_get(proxy, "Locale", _locale_get, NULL); |
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} |
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static Eina_Bool |
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_property_change_monitor(const char *name, |
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const char *path, |
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const char *iface, |
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Eldbus_Signal_Cb cb) |
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{ |
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Eldbus_Object *o; |
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Eldbus_Proxy *p; |
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Eldbus_Signal_Handler *s; |
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o = eldbus_object_get(_conn, name, path); |
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if (!o) |
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{ |
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ERR("could not get object name=%s, path=%s", name, path); |
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return EINA_FALSE; |
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} |
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p = eldbus_proxy_get(o, iface); |
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if (!p) |
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{ |
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ERR("could not get proxy interface=%s, name=%s, path=%s", |
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iface, name, path); |
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eldbus_object_unref(o); |
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return EINA_FALSE; |
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} |
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s = eldbus_proxy_properties_changed_callback_add(p, cb, p); |
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if (!s) |
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{ |
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ERR("could not add signal handler for properties changed for proxy " |
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"interface=%s, name=%s, path=%s", iface, name, path); |
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eldbus_proxy_unref(p); |
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eldbus_object_unref(o); |
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return EINA_FALSE; |
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} |
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_objs = eina_list_append(_objs, o); |
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_proxies = eina_list_append(_proxies, p); |
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return EINA_TRUE; |
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} |
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static void _ecore_system_systemd_shutdown(void); |
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static Eina_Bool |
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_ecore_system_systemd_init(void) |
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{ |
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eldbus_init(); |
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_log_dom = eina_log_domain_register("ecore_system_systemd", NULL); |
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if (_log_dom < 0) |
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{ |
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EINA_LOG_ERR("Could not register log domain: ecore_system_systemd"); |
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goto error; |
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} |
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_conn = eldbus_connection_get(ELDBUS_CONNECTION_TYPE_SYSTEM); |
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if (!_property_change_monitor("org.freedesktop.hostname1", |
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"/org/freedesktop/hostname1", |
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"org.freedesktop.hostname1", |
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_props_changed_hostname)) |
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goto error; |
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if (!_property_change_monitor("org.freedesktop.timedate1", |
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"/org/freedesktop/timedate1", |
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"org.freedesktop.timedate1", |
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_props_changed_timedate)) |
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goto error; |
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if (!_property_change_monitor("org.freedesktop.locale1", |
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"/org/freedesktop/locale1", |
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"org.freedesktop.locale1", |
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_props_changed_locale)) |
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goto error; |
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DBG("ecore system 'systemd' loaded"); |
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return EINA_TRUE; |
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error: |
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_ecore_system_systemd_shutdown(); |
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return EINA_FALSE; |
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} |
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static void |
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_ecore_system_systemd_shutdown(void) |
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{ |
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DBG("ecore system 'systemd' unloaded"); |
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while (_proxies) |
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{ |
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eldbus_proxy_unref(_proxies->data); |
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_proxies = eina_list_remove_list(_proxies, _proxies); |
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} |
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while (_objs) |
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{ |
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eldbus_object_unref(_objs->data); |
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_objs = eina_list_remove_list(_objs, _objs); |
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} |
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if (_conn) |
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{ |
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eldbus_connection_unref(_conn); |
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_conn = NULL; |
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} |
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if (_log_dom > 0) |
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{ |
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eina_log_domain_unregister(_log_dom); |
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_log_dom = -1; |
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} |
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eldbus_shutdown(); |
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} |
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EINA_MODULE_INIT(_ecore_system_systemd_init); |
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EINA_MODULE_SHUTDOWN(_ecore_system_systemd_shutdown); |
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