prosody
9d014aca766f
util/datamanager.lua

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util/datamanager.lua @ 7928:9d014aca766f

util.datamanager: Use atomic store function when writing the first entry of a list
author Kim Alvefur <zash@zash.se>
date Wed, 01 Mar 2017 17:15:56 +0100
parent 7927:7132abcf669e
child 7929:4017ea6d2599
comparison
equal deleted inserted replaced
7927:7132abcf669e 7928:9d014aca766f
226 local filename = getpath(username, host, datastore, ext, true); 226 local filename = getpath(username, host, datastore, ext, true);
227 227
228 local ok; 228 local ok;
229 local f, msg = io_open(filename, "r+"); 229 local f, msg = io_open(filename, "r+");
230 if not f then 230 if not f then
231 return atomic_store(filename, data);
231 -- File did probably not exist, let's create it 232 -- File did probably not exist, let's create it
232 f, msg = io_open(filename, "w");
233 if not f then
234 return nil, msg, "open";
235 end
236 end 233 end
237 234
238 local pos = f:seek("end"); 235 local pos = f:seek("end");
239 ok, msg = fallocate(f, pos, #data); 236 ok, msg = fallocate(f, pos, #data);
240 if not ok then 237 if not ok then