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openzeppelin-contracts/contracts/Stoppable.sol

24 lines
502 B

pragma solidity ^0.4.0;
/*
* Stoppable
* Abstract contract that allows children to implement an
* emergency stop mechanism.
*/
contract Stoppable {
address public curator;
bool public stopped;
modifier stopInEmergency { if (!stopped) _; }
modifier onlyInEmergency { if (stopped) _; }
function Stoppable(address _curator) {
if (_curator == 0) throw;
curator = _curator;
}
function emergencyStop() external {
if (msg.sender != curator) throw;
stopped = true;
}
}