45 lines
1.6 KiB
C
45 lines
1.6 KiB
C
/*
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nsjail - common macros
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-----------------------------------------
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Copyright 2014 Google Inc. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#ifndef NS_COMMON_H
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#define NS_COMMON_H
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#include <unistd.h>
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#if !defined(TEMP_FAILURE_RETRY)
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#define TEMP_FAILURE_RETRY(expression) \
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(__extension__({ \
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long int __result; \
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do __result = (long int)(expression); \
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while (__result == -1L && errno == EINTR); \
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__result; \
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}))
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#endif /* !defined(TEMP_FAILURE_RETRY) */
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#if !defined(ARR_SZ)
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#define ARR_SZ(array) (sizeof(array) / sizeof(*array))
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#endif /* !defined(ARR_SZ) */
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#define NS_VALSTR_STRUCT(x) \
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{ (uint64_t) x, #x }
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#endif /* NS_COMMON_H */
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