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Code Issues Projects Releases Wiki Activity

Handle zero length Lua storage files more gracefully (#7823)

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This commit is contained in:
Alexei Kotov 2024-03-24 19:58:22 +03:00
parent d7257e056c
commit 6515fdd73f
2 changed files with 7 additions and 3 deletions
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1
CHANGELOG.md
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@ -154,6 +154,7 @@
Bug #7785: OpenMW-CS initialising Skill and Attribute fields to 0 instead of -1 on non-FortifyStat spells Bug #7785: OpenMW-CS initialising Skill and Attribute fields to 0 instead of -1 on non-FortifyStat spells
Bug #7794: Fleeing NPCs name tooltip doesn't appear Bug #7794: Fleeing NPCs name tooltip doesn't appear
Bug #7796: Absorbed enchantments don't restore magicka Bug #7796: Absorbed enchantments don't restore magicka
Bug #7823: Game crashes when launching it.
Bug #7832: Ingredient tooltips show magnitude for Fortify Maximum Magicka effect Bug #7832: Ingredient tooltips show magnitude for Fortify Maximum Magicka effect
Bug #7840: First run of the launcher doesn't save viewing distance as the default value Bug #7840: First run of the launcher doesn't save viewing distance as the default value
Bug #7841: Editor: "Dirty" water heights are saved in modified CELLs Bug #7841: Editor: "Dirty" water heights are saved in modified CELLs

9
components/lua/storage.cpp
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@ -239,8 +239,11 @@ namespace LuaUtil
assert(mData.empty()); // Shouldn't be used before loading assert(mData.empty()); // Shouldn't be used before loading
try try
{ {
Log(Debug::Info) << "Loading Lua storage \"" << path << "\" (" << std::filesystem::file_size(path) std::uintmax_t fileSize = std::filesystem::file_size(path);
<< " bytes)"; Log(Debug::Info) << "Loading Lua storage \"" << path << "\" (" << fileSize << " bytes)";
if (fileSize == 0)
throw std::runtime_error("Storage file has zero length");
std::ifstream fin(path, std::fstream::binary); std::ifstream fin(path, std::fstream::binary);
std::string serializedData((std::istreambuf_iterator<char>(fin)), std::istreambuf_iterator<char>()); std::string serializedData((std::istreambuf_iterator<char>(fin)), std::istreambuf_iterator<char>());
sol::table data = deserialize(mLua, serializedData); sol::table data = deserialize(mLua, serializedData);
@ -253,7 +256,7 @@ namespace LuaUtil
} }
catch (std::exception& e) catch (std::exception& e)
{ {
Log(Debug::Error) << "Can not read \"" << path << "\": " << e.what(); Log(Debug::Error) << "Cannot read \"" << path << "\": " << e.what();
} }
} }