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modules/lua_utils.lua: enforce checks on version before doing ariths

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This commit lets the version2int() function better check types
and convertibility before performing arithmetics to get the
version hash.
This commit is contained in:
Arianna Avanzini 2015-06-12 15:48:36 +02:00
parent 9c0364d385
commit 2aac293316
1 changed files with 3 additions and 3 deletions
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6
scripts/lua/modules/lua_utils.lua
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@ -1090,9 +1090,9 @@ function version2int(v)
minor = e[2]
veryminor = e[3]
if(major == nil or type(major) ~= "string") then major = 0 end
if(minor == nil or type(minor) ~= "string") then minor = 0 end
if(veryminor == nil or type(veryminor) ~= "string") then veryminor = 0 end
if(major == nil or tonumber(major) == nil or type(major) ~= "string") then major = 0 end
if(minor == nil or tonumber(minor) == nil or type(minor) ~= "string") then minor = 0 end
if(veryminor == nil or tonumber(veryminor) == nil or type(veryminor) ~= "string") then veryminor = 0 end
version = tonumber(major)*1000 + tonumber(minor)*100 + tonumber(veryminor)
return(version)