forked from lix-project/lix
Merge "progress-bar.cc: fix signed overflow" into main
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commit
ae065a992d
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@ -12,6 +12,8 @@
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namespace nix {
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using namespace std::literals::chrono_literals;
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static std::string_view getS(const std::vector<Logger::Field> & fields, size_t n)
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{
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assert(n < fields.size());
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@ -33,6 +35,9 @@ static std::string_view storePathToName(std::string_view path)
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return i == std::string::npos ? base.substr(0, 0) : base.substr(i + 1);
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}
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// 100 years ought to be enough for anyone (yet sufficiently smaller than max() to not cause signed integer overflow).
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constexpr const auto A_LONG_TIME = std::chrono::duration_cast<std::chrono::milliseconds>(100 * 365 * 86400s);
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class ProgressBar : public Logger
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{
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private:
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@ -93,7 +98,7 @@ public:
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state_.lock()->active = isTTY;
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updateThread = std::thread([&]() {
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auto state(state_.lock());
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auto nextWakeup = std::chrono::milliseconds::max();
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auto nextWakeup = A_LONG_TIME;
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while (state->active) {
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if (!state->haveUpdate)
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state.wait_for(updateCV, nextWakeup);
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@ -350,7 +355,7 @@ public:
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std::chrono::milliseconds draw(State & state)
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{
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auto nextWakeup = std::chrono::milliseconds::max();
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auto nextWakeup = A_LONG_TIME;
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state.haveUpdate = false;
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if (state.paused || !state.active) return nextWakeup;
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