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improve readability by removing obsolete gotos and for loops where appropriate

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svn path=/trunk/; revision=14267
This commit is contained in:
Thomas Bluemel 2005-03-22 17:17:02 +00:00
parent 2700763b70
commit c0b7a5108d
1 changed files with 22 additions and 30 deletions
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52
reactos/ntoskrnl/ke/wait.c
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@ -250,7 +250,7 @@ KeWaitForSingleObject(PVOID Object,
/* It has a normal signal state, so unwait it and return */
KiSatisfyObjectWait(CurrentObject, CurrentThread);
Status = STATUS_WAIT_0;
goto WaitDone;
break;
} else {
@ -285,7 +285,7 @@ KeWaitForSingleObject(PVOID Object,
/* Return a timeout */
Status = STATUS_TIMEOUT;
goto WaitDone;
break;
}
/* Point to Timer Wait Block and Thread Timer */
@ -311,7 +311,7 @@ KeWaitForSingleObject(PVOID Object,
/* Return a timeout if we couldn't insert the timer for some reason */
Status = STATUS_TIMEOUT;
goto WaitDone;
break;
}
}
@ -344,7 +344,6 @@ KeWaitForSingleObject(PVOID Object,
} while (TRUE);
WaitDone:
/* Release the Lock, we are done */
DPRINT("Returning from KeWaitForMultipleObjects(), %x. Status: %d\n", KeGetCurrentThread(), Status);
KeReleaseDispatcherDatabaseLock(CurrentThread->WaitIrql);
@ -369,7 +368,7 @@ KeWaitForMultipleObjects(ULONG Count,
PKWAIT_BLOCK TimerWaitBlock;
PKTIMER ThreadTimer;
PKTHREAD CurrentThread = KeGetCurrentThread();
ULONG AllObjectsSignaled;
BOOLEAN AllObjectsSignaled;
ULONG WaitIndex;
NTSTATUS Status;
NTSTATUS WaitStatus;
@ -507,7 +506,7 @@ KeWaitForMultipleObjects(ULONG Count,
/* Satisfy their Waits and return to the caller */
KiSatisifyMultipleObjectWaits(WaitBlock);
Status = STATUS_WAIT_0;
goto WaitDone;
break;
}
/* Make sure we can satisfy the Alertable request */
@ -524,7 +523,7 @@ KeWaitForMultipleObjects(ULONG Count,
/* Return a timeout */
Status = STATUS_TIMEOUT;
goto WaitDone;
break;
}
/* Point to Timer Wait Block and Thread Timer */
@ -549,22 +548,20 @@ KeWaitForMultipleObjects(ULONG Count,
/* Return a timeout if we couldn't insert the timer for some reason */
Status = STATUS_TIMEOUT;
goto WaitDone;
break;
}
}
/* Insert into Object's Wait List*/
WaitBlock = CurrentThread->WaitBlockList;
while (WaitBlock) {
for (WaitBlock = CurrentThread->WaitBlockList;
WaitBlock != NULL;
WaitBlock = WaitBlock->NextWaitBlock) {
/* Get the Current Object */
CurrentObject = WaitBlock->Object;
/* Link the Object to this Wait Block */
InsertTailList(&CurrentObject->WaitListHead, &WaitBlock->WaitListEntry);
/* Move to the next Wait Block */
WaitBlock = WaitBlock->NextWaitBlock;
}
/* Handle Kernel Queues */
@ -660,8 +657,10 @@ KiWaitTest(PDISPATCHER_HEADER Object,
/* Loop the Wait Entries */
DPRINT("KiWaitTest for Object: %x\n", Object);
WaitList = &Object->WaitListHead;
WaitEntry = WaitList->Flink;
while ((WaitEntry != WaitList) && (Object->SignalState > 0)) {
for (WaitEntry = WaitList->Flink;
(WaitEntry != WaitList) && (Object->SignalState > 0);
WaitEntry = WaitEntry->Flink) {
/* Get the current wait block */
CurrentWaitBlock = CONTAINING_RECORD(WaitEntry, KWAIT_BLOCK, WaitListEntry);
@ -678,21 +677,19 @@ KiWaitTest(PDISPATCHER_HEADER Object,
/* Everything must be satisfied */
DPRINT("Checking for a Wait All\n");
NextWaitBlock = CurrentWaitBlock->NextWaitBlock;
/* Loop first to make sure they are valid */
while (NextWaitBlock) {
for (NextWaitBlock = CurrentWaitBlock->NextWaitBlock;
NextWaitBlock != NULL;
NextWaitBlock = NextWaitBlock->NextWaitBlock) {
/* Check if the object is signaled */
if (!KiIsObjectSignaled(Object, CurrentWaitBlock->Thread)) {
/* It's not, move to the next one */
DPRINT1("One of the object is non-signaled, sorry.\n");
goto SkipUnwait;
continue;
}
/* Go to the next Wait block */
NextWaitBlock = NextWaitBlock->NextWaitBlock;
}
/* All the objects are signaled, we can satisfy */
@ -704,10 +701,6 @@ KiWaitTest(PDISPATCHER_HEADER Object,
/* All waits satisfied, unwait the thread */
DPRINT("Unwaiting the Thread\n");
KiAbortWaitThread(CurrentWaitBlock->Thread, CurrentWaitBlock->WaitKey, Increment);
SkipUnwait:
/* Next entry */
WaitEntry = WaitEntry->Flink;
}
DPRINT("Done\n");
@ -728,15 +721,14 @@ KiAbortWaitThread(PKTHREAD Thread,
/* Remove the Wait Blocks from the list */
DPRINT("Removing waits\n");
WaitBlock = Thread->WaitBlockList;
while (WaitBlock) {
for (WaitBlock = Thread->WaitBlockList;
WaitBlock != NULL;
WaitBlock = WaitBlock->NextWaitBlock) {
/* Remove it */
DPRINT("Removing Waitblock: %x, %x\n", WaitBlock, WaitBlock->NextWaitBlock);
RemoveEntryList(&WaitBlock->WaitListEntry);
/* Go to the next one */
WaitBlock = WaitBlock->NextWaitBlock;
};
/* Check if there's a Thread Timer */