Show registered error notification callbacks in phpinfo() output.

Author: beberlei

Zend/zend.c

@@ -816,6 +816,7 @@ int zend_startup(zend_utility_functions *utility_functions) /* {{{ */
 
 	zend_startup_strtod();
 	zend_startup_extensions_mechanism();
+	zend_startup_error_notify_callbacks();
 
 	/* Set up utility functions and values */
 	zend_error_cb = utility_functions->error_function;
@@ -1078,6 +1079,7 @@ void zend_shutdown(void) /* {{{ */
 	zend_hash_destroy(GLOBAL_AUTO_GLOBALS_TABLE);
 	free(GLOBAL_AUTO_GLOBALS_TABLE);
 
+	zend_shutdown_error_notify_callbacks();
 	zend_shutdown_extensions();
 	free(zend_version_info);
 
@@ -1784,6 +1786,7 @@ int zend_shutdown_error_notify_callbacks()
 void zend_register_error_notify_callback(const char *name, zend_error_notify_cb cb)
 {
 	zend_error_notify_callback callback;
+
 	callback.name = name;
 	callback.notify_callback = cb;
 

ext/standard/info.c

@@ -86,6 +86,28 @@ static zend_always_inline int php_info_print(const char *str) /* {{{ */
 }
 /* }}} */
 
+static ZEND_COLD void php_info_print_error_notify_callback(zend_error_notify_callback *callback) /* {{{ */
+{
+	php_info_printf("%s ", callback->name);
+}
+/* }}} */
+
+static ZEND_COLD void php_info_print_error_notify_callbacks() /* {{{ */
+{
+	if (!sapi_module.phpinfo_as_text) {
+		php_info_printf("<tr><td class=\"e\">Registered Error Notification Callbacks</td><td class=\"v\">");
+	} else {
+		php_info_printf("\nRegistered Error Notification Callbacks => ");
+	}
+
+	zend_llist_apply(&zend_error_notify_callbacks, (llist_apply_func_t) php_info_print_error_notify_callback);
+
+	if (!sapi_module.phpinfo_as_text) {
+		php_info_print("</td></tr>\n");
+	}
+}
+/* }}} */
+
 static ZEND_COLD void php_info_print_stream_hash(const char *name, HashTable *ht) /* {{{ */
 {
 	zend_string *key;
@@ -884,6 +906,8 @@ PHPAPI ZEND_COLD void php_print_info(int flag)
 		php_info_print_stream_hash("Stream Socket Transports", php_stream_xport_get_hash());
 		php_info_print_stream_hash("Stream Filters", php_get_stream_filters_hash());
 
+		php_info_print_error_notify_callbacks();
+
 		php_info_print_table_end();
 
 		/* Zend Engine */