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50 lines
983 B
50 lines
983 B
14 years ago
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//========================================================================
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//
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// GMutex.h
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//
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// Portable mutex macros.
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//
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// Copyright 2002-2003 Glyph & Cog, LLC
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//
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//========================================================================
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#ifndef GMUTEX_H
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#define GMUTEX_H
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// Usage:
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//
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// GMutex m;
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// gInitMutex(&m);
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// ...
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// gLockMutex(&m);
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// ... critical section ...
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// gUnlockMutex(&m);
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// ...
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// gDestroyMutex(&m);
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#ifdef WIN32
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#include <windows.h>
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typedef CRITICAL_SECTION GMutex;
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#define gInitMutex(m) InitializeCriticalSection(m)
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#define gDestroyMutex(m) DeleteCriticalSection(m)
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#define gLockMutex(m) EnterCriticalSection(m)
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#define gUnlockMutex(m) LeaveCriticalSection(m)
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#else // assume pthreads
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#include <pthread.h>
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typedef pthread_mutex_t GMutex;
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#define gInitMutex(m) pthread_mutex_init(m, NULL)
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#define gDestroyMutex(m) pthread_mutex_destroy(m)
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#define gLockMutex(m) pthread_mutex_lock(m)
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#define gUnlockMutex(m) pthread_mutex_unlock(m)
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#endif
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#endif
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