forked from openkylin/imagemagick
49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/*
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Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
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dedicated to making software imaging solutions freely available.
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You may not use this file except in compliance with the License. You may
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obtain a copy of the License at
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https://imagemagick.org/script/license.php
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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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MagickCore methods to lock and unlock semaphores.
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*/
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#ifndef MAGICKCORE_SEMAPHORE_H
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#define MAGICKCORE_SEMAPHORE_H
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#if defined(__cplusplus) || defined(c_plusplus)
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extern "C" {
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#endif
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typedef struct SemaphoreInfo
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SemaphoreInfo;
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extern MagickExport void
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SemaphoreComponentTerminus(void);
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extern MagickExport MagickBooleanType
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SemaphoreComponentGenesis(void);
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extern MagickExport SemaphoreInfo
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*AllocateSemaphoreInfo(void);
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extern MagickExport void
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ActivateSemaphoreInfo(SemaphoreInfo **),
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DestroySemaphoreInfo(SemaphoreInfo **),
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LockSemaphoreInfo(SemaphoreInfo *),
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SemaphoreComponentTerminus(void),
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UnlockSemaphoreInfo(SemaphoreInfo *);
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif
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#endif
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