28 lines
628 B
Solidity
28 lines
628 B
Solidity
pragma solidity ^0.4.17;
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import "./Instance.sol";
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/**
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* @title UpdatableInstance
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* @author Ricardo Guilherme Schmidt (Status Research & Development GmbH)
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* @dev Contract that can be updated by a call from itself.
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*/
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contract UpdatableInstance is Instance {
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event InstanceUpdated(address oldKernel, address newKernel);
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function UpdatableInstance(address _kernel)
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Instance(_kernel)
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public
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{
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}
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function updateUpdatableInstance(address _kernel) external {
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require(msg.sender == address(this));
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InstanceUpdated(kernel, _kernel);
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kernel = _kernel;
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}
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} |