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advtrains
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Keep a backup file where stuff is written to when saving 

This should prevent yet another train service disaster.
This commit is contained in:
Gabriel Pérez-Cerezo 2019-07-16 17:17:18 +02:00
parent 053fd91fe0
commit 7a6740eb8c
1 changed files with 4 additions and 3 deletions
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7
advtrains/init.lua
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@ -358,14 +358,15 @@ advtrains.avt_save = function(remove_players_from_wagons)
minetest.log("error", " Failed to serialize advtrains save data!")
return
end
local file, err = io.open(advtrains.fpath, "w")
local temppath = advtrains.fpath.."~"
local file, err = io.open(temppath, "w")
if err then
minetest.log("error", " Failed to write advtrains save data to file "..advtrains.fpath..": "..(err or "Unknown Error"))
minetest.log("error", " Failed to write advtrains save data to file "..temppath..": "..(err or "Unknown Error"))
return
end
file:write(datastr)
file:close()
os.rename(temppath, advtrains.fpath)
if DUMP_DEBUG_SAVE then
local file, err = io.open(advtrains.fpath.."_DUMP", "w")
if err then