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Comment:Updated to keep track of whether or not there were events queued before closing and freeing a structure
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SHA3-256: aa08a4a74968dcddbad934ade8920da2cd0bf459c9e7683374b2f5d1325383b7
User & Date: rkeene on 2019-09-14 00:54:24
Other Links: manifest | tags
Context
2019-09-14
03:59
Added matchInDir support check-in: 5583d77f1c user: rkeene tags: trunk
00:54
Updated to keep track of whether or not there were events queued before closing and freeing a structure check-in: aa08a4a749 user: rkeene tags: trunk
2019-09-13
21:46
Watch proc and more tests check-in: 7d74392642 user: rkeene tags: trunk
Changes
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Modified example/main.tcl from [c2846bcc7a] to [6323624de5].

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vwait done
if {$calls != ($size + 1)} {
	error "EXPECTED [expr {$size + 1}], got $calls"
}
if {[lsort -integer $output] != $output} {
	error "EXPECTED [lsort -integer $output], GOT $output"
}
close $fd
update idle

puts "ALL TESTS PASSED"

Modified xvfs-core.c from [ccad9f7f2c] to [7b136bd4a6].

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struct xvfs_tclfs_channel_id {
	Tcl_Channel channel;
	struct xvfs_tclfs_instance_info *fsInstanceInfo;
	Tcl_Obj *path;
	Tcl_WideInt currentOffset;
	Tcl_WideInt fileSize;
	int eofMarked;
	int queuedEvents;
	int closed;
};
struct xvfs_tclfs_channel_event {
	Tcl_Event tcl;
	struct xvfs_tclfs_channel_id *channelInstanceData;
};
static Tcl_ChannelType xvfs_tclfs_channelType;
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	if (statRet < 0) {
		return(NULL);
	}

	channelInstanceData = (struct xvfs_tclfs_channel_id *) Tcl_Alloc(sizeof(*channelInstanceData));
	channelInstanceData->currentOffset = 0;
	channelInstanceData->eofMarked = 0;
	channelInstanceData->queuedEvents = 0;
	channelInstanceData->closed = 0;
	channelInstanceData->channel = NULL;

	channelName = Tcl_ObjPrintf("xvfs0x%llx", (unsigned long long) channelInstanceData);
	if (!channelName) {
		Tcl_Free((char *) channelInstanceData);

		return(NULL);
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		return(NULL);
	}

	channelInstanceData->channel = channel;

	return(channel);
}

static int xvfs_tclfs_closeChannel(ClientData channelInstanceData_p, Tcl_Interp *interp);
static int xvfs_tclfs_closeChannelEvent(Tcl_Event *event_p, int flags) {
	struct xvfs_tclfs_channel_id *channelInstanceData;
	struct xvfs_tclfs_channel_event *event;

	event = (struct xvfs_tclfs_channel_event *) event_p;
	channelInstanceData = event->channelInstanceData;

	channelInstanceData->queuedEvents--;

	xvfs_tclfs_closeChannel((ClientData) channelInstanceData, NULL);

	return(1);
}

static int xvfs_tclfs_closeChannel(ClientData channelInstanceData_p, Tcl_Interp *interp) {
	struct xvfs_tclfs_channel_id *channelInstanceData;
	struct xvfs_tclfs_channel_event *event;

	channelInstanceData = (struct xvfs_tclfs_channel_id *) channelInstanceData_p;

	channelInstanceData->closed = 1;

	if (channelInstanceData->queuedEvents != 0) {
		event = (struct xvfs_tclfs_channel_event *) Tcl_Alloc(sizeof(*event));
		event->tcl.proc = xvfs_tclfs_closeChannelEvent;
		event->tcl.nextPtr = NULL;
		event->channelInstanceData = channelInstanceData;

		channelInstanceData->queuedEvents++;

		Tcl_QueueEvent((Tcl_Event *) event, TCL_QUEUE_TAIL);

		return(0);
	}

	Tcl_DecrRefCount(channelInstanceData->path);
	Tcl_Free((char *) channelInstanceData);

	return(0);
}
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static int xvfs_tclfs_watchChannelEvent(Tcl_Event *event_p, int flags) {
	struct xvfs_tclfs_channel_id *channelInstanceData;
	struct xvfs_tclfs_channel_event *event;

	event = (struct xvfs_tclfs_channel_event *) event_p;
	channelInstanceData = event->channelInstanceData;

	channelInstanceData->queuedEvents--;

	if (channelInstanceData->closed) {
		return(1);
	}

	Tcl_NotifyChannel(channelInstanceData->channel, TCL_READABLE);

	return(0);
	return(1);
}

static void xvfs_tclfs_watchChannel(ClientData channelInstanceData_p, int mask) {
	struct xvfs_tclfs_channel_id *channelInstanceData;
	struct xvfs_tclfs_channel_event *event;

	if ((mask & TCL_READABLE) != TCL_READABLE) {
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		return;
	}

	event = (struct xvfs_tclfs_channel_event *) Tcl_Alloc(sizeof(*event));
	event->tcl.proc = xvfs_tclfs_watchChannelEvent;
	event->tcl.nextPtr = NULL;
	event->channelInstanceData = channelInstanceData;

	channelInstanceData->queuedEvents++;

	Tcl_QueueEvent((Tcl_Event *) event, TCL_QUEUE_TAIL);

	return;
}

static int xvfs_tclfs_seekChannel(ClientData channelInstanceData_p, long offset, int mode, int *errorCodePtr) {
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