35 lines
1.5 KiB
C
35 lines
1.5 KiB
C
/****************************************************************************
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* include/sys/sysmacros.h
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __INCLUDE_SYS_SYSMACROS_H
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#define __INCLUDE_SYS_SYSMACROS_H
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define major(x) ((int)(0x00ff & ((x) >> 8)))
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#define minor(x) ((int)(0xffff00ff & (x)))
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#define makedev(maj, min) ((0xff00 & ((maj) << 8)) | (0xffff00ff & (min)))
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#endif /* __INCLUDE_SYS_SYSMACROS_H */
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