prosody
d1739d72100a
core/moduleapi.lua

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core/moduleapi.lua @ 4651:d1739d72100a

moduleapi: Have modules internally store a reference to shared tables they use, to ensure they don't get collected while any module that had access to that table is still loaded (thanks Zash)
author Matthew Wild <mwild1@gmail.com>
date Sat, 21 Apr 2012 22:52:15 +0100
parent 4614:20940729c1b4
child 4660:96b40b5e8ea8
comparison
equal deleted inserted replaced
4650:464ca74ddf6a 4651:d1739d72100a
133 133
134 -- Returns one or more shared tables at the specified virtual paths 134 -- Returns one or more shared tables at the specified virtual paths
135 -- Intentionally does not allow the table at a path to be _set_, it 135 -- Intentionally does not allow the table at a path to be _set_, it
136 -- is auto-created if it does not exist. 136 -- is auto-created if it does not exist.
137 function api:shared(...) 137 function api:shared(...)
138 if not self.shared_data then self.shared_data = {}; end
138 local paths = { n = select("#", ...), ... }; 139 local paths = { n = select("#", ...), ... };
139 local data_array = {}; 140 local data_array = {};
140 local default_path_components = { self.host, self.name }; 141 local default_path_components = { self.host, self.name };
141 for i = 1, paths.n do 142 for i = 1, paths.n do
142 local path = paths[i]; 143 local path = paths[i];
148 if not shared then 149 if not shared then
149 shared = {}; 150 shared = {};
150 shared_data[path] = shared; 151 shared_data[path] = shared;
151 end 152 end
152 t_insert(data_array, shared); 153 t_insert(data_array, shared);
154 self.shared_data[path] = shared;
153 end 155 end
154 return unpack(data_array); 156 return unpack(data_array);
155 end 157 end
156 158
157 function api:get_option(name, default_value) 159 function api:get_option(name, default_value)