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mdbx-windows: more for Wine.

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Related to https://github.com/erthink/libmdbx/issues/83.

UnlockFile() cold return ERROR_LOCK_VIOLATION when file not locked, instead of ERROR_NOT_LOCKED.
Current versions of Wine seem to work correctly.

Change-Id: Ibc5bd4352184efc7f88705e7ae04d6656286a96e
This commit is contained in:
Leonid Yuriev 2020-02-21 19:58:32 +03:00
parent 4fed2d9fc0
commit 289f2896d0
1 changed files with 21 additions and 16 deletions
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37
src/elements/lck-windows.c
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@ -367,22 +367,24 @@ mdbx_resume_threads_after_remap(mdbx_handle_array_t *array) {
*/
static void lck_unlock(MDBX_env *env) {
int rc;
int err;
if (env->me_lfd != INVALID_HANDLE_VALUE) {
/* double `unlock` for robustly remove overlapped shared/exclusive locks */
while (funlock(env->me_lfd, LCK_LOWER))
;
rc = GetLastError();
assert(rc == ERROR_NOT_LOCKED);
(void)rc;
err = GetLastError();
assert(err == ERROR_NOT_LOCKED ||
(mdbx_RunningUnderWine() && err == ERROR_LOCK_VIOLATION));
(void)err;
SetLastError(ERROR_SUCCESS);
while (funlock(env->me_lfd, LCK_UPPER))
;
rc = GetLastError();
assert(rc == ERROR_NOT_LOCKED);
(void)rc;
err = GetLastError();
assert(err == ERROR_NOT_LOCKED ||
(mdbx_RunningUnderWine() && err == ERROR_LOCK_VIOLATION));
(void)err;
SetLastError(ERROR_SUCCESS);
}
@ -391,23 +393,26 @@ static void lck_unlock(MDBX_env *env) {
* releases such locks via deferred queues) */
while (funlock(env->me_lazy_fd, LCK_BODY))
;
rc = GetLastError();
assert(rc == ERROR_NOT_LOCKED);
(void)rc;
err = GetLastError();
assert(err == ERROR_NOT_LOCKED ||
(mdbx_RunningUnderWine() && err == ERROR_LOCK_VIOLATION));
(void)err;
SetLastError(ERROR_SUCCESS);
while (funlock(env->me_lazy_fd, LCK_META))
;
rc = GetLastError();
assert(rc == ERROR_NOT_LOCKED);
(void)rc;
err = GetLastError();
assert(err == ERROR_NOT_LOCKED ||
(mdbx_RunningUnderWine() && err == ERROR_LOCK_VIOLATION));
(void)err;
SetLastError(ERROR_SUCCESS);
while (funlock(env->me_lazy_fd, LCK_WHOLE))
;
rc = GetLastError();
assert(rc == ERROR_NOT_LOCKED);
(void)rc;
err = GetLastError();
assert(err == ERROR_NOT_LOCKED ||
(mdbx_RunningUnderWine() && err == ERROR_LOCK_VIOLATION));
(void)err;
SetLastError(ERROR_SUCCESS);
}
}