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mdbx: provide SRWL stub for Windows XP/2000.

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Change-Id: I438373a4952298efc88ca4c1a92c88e173b82f98
This commit is contained in:
Leo Yuriev
2018-06-12 16:43:33 +03:00
parent 685abc7bcb
commit 9f2bf6a377
4 changed files with 124 additions and 7 deletions
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17
src/osal.h
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@@ -560,6 +560,23 @@ LIBMDBX_API void mdbx_txn_unlock(MDBX_env *env);
int mdbx_rpid_set(MDBX_env *env);
int mdbx_rpid_clear(MDBX_env *env);
#if defined(_WIN32) || defined(_WIN64)
typedef struct MDBX_srwlock {
union {
struct {
long volatile readerCount;
long volatile writerCount;
};
RTL_SRWLOCK native;
};
} MDBX_srwlock;
typedef void(WINAPI *MDBX_srwlock_function)(MDBX_srwlock *);
extern MDBX_srwlock_function mdbx_srwlock_Init, mdbx_srwlock_AcquireShared,
mdbx_srwlock_ReleaseShared, mdbx_srwlock_AcquireExclusive,
mdbx_srwlock_ReleaseExclusive;
#endif /* Windows */
/* Checks reader by pid.
*
* Returns: