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Diffstat (limited to 'packages/contracts/src/2.0.0/utils/ReentrancyGuard/ReentrancyGuard.sol')
-rw-r--r-- | packages/contracts/src/2.0.0/utils/ReentrancyGuard/ReentrancyGuard.sol | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/packages/contracts/src/2.0.0/utils/ReentrancyGuard/ReentrancyGuard.sol b/packages/contracts/src/2.0.0/utils/ReentrancyGuard/ReentrancyGuard.sol deleted file mode 100644 index 9f98a7a16..000000000 --- a/packages/contracts/src/2.0.0/utils/ReentrancyGuard/ReentrancyGuard.sol +++ /dev/null @@ -1,45 +0,0 @@ -/* - - Copyright 2018 ZeroEx Intl. - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - -*/ - -pragma solidity 0.4.24; - - -contract ReentrancyGuard { - - // Locked state of mutex - bool private locked = false; - - /// @dev Functions with this modifer cannot be reentered. The mutex will be locked - /// before function execution and unlocked after. - modifier nonReentrant() { - // Ensure mutex is unlocked - require( - !locked, - "REENTRANCY_ILLEGAL" - ); - - // Lock mutex before function call - locked = true; - - // Perform function call - _; - - // Unlock mutex after function call - locked = false; - } -} |