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authorUlrich Sibiller <uli42@gmx.de>2018-10-09 22:51:55 +0200
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2018-10-27 20:55:02 +0200
commitfab6911bde09b5dc7dfe43269f97f5ddd5ecced5 (patch)
treeace2cc67826fddc46ae1d63840b942e64281d771
parent35f6b32c6358b25bf2255839a3b94d326e21528f (diff)
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Clipboard.c: introduce helper macros for easier debugging
-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/Clipboard.c107
1 files changed, 59 insertions, 48 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Clipboard.c b/nx-X11/programs/Xserver/hw/nxagent/Clipboard.c
index 3c46ec34c..0b78c2f05 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/Clipboard.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/Clipboard.c
@@ -140,6 +140,30 @@ static char szAgentUTF8_STRING[] = "UTF8_STRING";
static char szAgentNX_CUT_BUFFER_CLIENT[] = "NX_CUT_BUFFER_CLIENT";
/*
+ * some helpers for debugging output
+ */
+
+#ifdef DEBUG
+const char * GetClientSelectionStageString(int stage)
+{
+ switch(stage)
+ {
+ case SelectionStageNone: return("None"); break;;
+ case SelectionStageQuerySize: return("QuerySize"); break;;
+ case SelectionStageWaitSize: return("WaitSize"); break;;
+ case SelectionStageQueryData: return("QueryData"); break;;
+ case SelectionStageWaitData: return("WaitData"); break;;
+ default: return("UNKNOWN!"); break;;
+ }
+}
+#define SetClientSelectionStage(stage) do {fprintf(stderr, "%s: Changing selection stage from [%s] to [%s]\n", __func__, GetClientSelectionStageString(lastClientStage), GetClientSelectionStageString(SelectionStage##stage)); lastClientStage = SelectionStage##stage;} while (0)
+#define PrintClientSelectionStage() do {fprintf(stderr, "%s: Current selection stage [%s]\n", __func__, GetClientSelectionStageString(lastClientStage));} while (0)
+#else
+#define SetClientSelectionStage(stage) do {lastClientStage = SelectionStage##stage;} while (0)
+#define PrintClientSelectionStage()
+#endif
+
+/*
* Save the values queried from X server.
*/
@@ -203,17 +227,7 @@ void nxagentPrintClipboardStat(char *header)
fprintf(stderr, " lastClientTime (Time) [%u]\n", lastServerTime);
fprintf(stderr, " lastClientReqTime (Time) [%u]\n", lastServerTime);
fprintf(stderr, " lastClientPropertySize (unsigned long) [%lu]\n", lastClientPropertySize);
- fprintf(stderr, " lastClientStage (ClientSelectionStage) [%d]", lastClientStage);
- switch(lastClientStage)
- {
- case SelectionStageNone: fprintf(stderr, "[None]"); break;;
- case SelectionStageQuerySize: fprintf(stderr, "[QuerySize]"); break;;
- case SelectionStageWaitSize: fprintf(stderr, "[WaitSize]"); break;;
- case SelectionStageQueryData: fprintf(stderr, "[QueryData]"); break;;
- case SelectionStageWaitData: fprintf(stderr, "[WaitData]"); break;;
- default: fprintf(stderr, "[UNKNOWN] (FAIL!)"); break;;
- }
- fprintf(stderr,"\n");
+ fprintf(stderr, " lastClientStage (ClientSelectionStage) [%d][%s]\n", lastClientStage, GetClientSelectionStageString(lastClientStage));
fprintf(stderr, "PRIMARY\n");
fprintf(stderr, " lastSelectionOwner[].client [%p]\n", (void *)lastSelectionOwner[nxagentPrimarySelection].client);
@@ -338,7 +352,7 @@ void nxagentClearClipboard(ClientPtr pClient, WindowPtr pWindow)
lastSelectionOwner[i].lastTimeChanged = GetTimeInMillis();
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
lastServerRequestor = None;
}
@@ -347,7 +361,7 @@ void nxagentClearClipboard(ClientPtr pClient, WindowPtr pWindow)
if (pWindow == lastClientWindowPtr)
{
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
}
nxagentPrintClipboardStat("after nxagentClearClipboard");
@@ -404,7 +418,7 @@ void nxagentClearSelection(XEvent *X)
}
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
nxagentPrintClipboardStat("after nxagentClearSelection");
}
@@ -600,7 +614,7 @@ FIXME: Do we need this?
else
{
/*
- * Probably we must to send a Notify
+ * Probably we must send a Notify
* to requestor with property None.
*/
@@ -670,7 +684,7 @@ void nxagentTransferSelection(int resource)
nxagentSendSelectionNotify(None);
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
return;
}
@@ -679,6 +693,7 @@ void nxagentTransferSelection(int resource)
{
case SelectionStageQuerySize:
{
+ PrintClientSelectionStage();
/*
* Don't get data yet, just get size. We skip
* this stage in current implementation and
@@ -717,22 +732,19 @@ void nxagentTransferSelection(int resource)
nxagentSendSelectionNotify(None);
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
return;
}
- #ifdef DEBUG
- fprintf (stderr, "nxagentTransferSelection: Setting stage to [%d] for client [%d].\n",
- SelectionStageWaitSize, lastClientClientPtr -> index);
- #endif
-
- lastClientStage = SelectionStageWaitSize;
+ SetClientSelectionStage(WaitSize);
break;
}
case SelectionStageQueryData:
{
+ PrintClientSelectionStage();
+
/*
* Request the selection data now.
*/
@@ -773,25 +785,20 @@ void nxagentTransferSelection(int resource)
nxagentSendSelectionNotify(None);
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
return;
}
- #ifdef DEBUG
- fprintf (stderr, "nxagentTransferSelection: Setting stage to [%d] for client [%d].\n",
- SelectionStageWaitData, lastClientClientPtr -> index);
- #endif
-
- lastClientStage = SelectionStageWaitData;
+ SetClientSelectionStage(WaitData);
break;
}
default:
{
#ifdef DEBUG
- fprintf (stderr, "nxagentTransferSelection: WARNING! Inconsistent state [%d] for client [%d].\n",
- lastClientStage, lastClientClientPtr -> index);
+ fprintf (stderr, "nxagentTransferSelection: WARNING! Inconsistent state [%s] for client [%d].\n",
+ GetClientSelectionStageString(lastClientStage), lastClientClientPtr -> index);
#endif
break;
@@ -834,7 +841,7 @@ void nxagentCollectPropertyEvent(int resource)
nxagentSendSelectionNotify(None);
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
if (pszReturnData != NULL)
{
@@ -858,7 +865,7 @@ void nxagentCollectPropertyEvent(int resource)
}
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
if (pszReturnData != NULL)
{
@@ -872,6 +879,7 @@ void nxagentCollectPropertyEvent(int resource)
{
case SelectionStageWaitSize:
{
+ PrintClientSelectionStage();
#ifdef DEBUG
fprintf (stderr, "nxagentCollectPropertyEvent: Got size notify event for client [%d].\n",
lastClientClientPtr -> index);
@@ -887,7 +895,7 @@ void nxagentCollectPropertyEvent(int resource)
nxagentSendSelectionNotify(None);
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
if (pszReturnData != NULL)
{
@@ -906,7 +914,7 @@ void nxagentCollectPropertyEvent(int resource)
*/
lastClientPropertySize = ulReturnBytesLeft;
- lastClientStage = SelectionStageQueryData;
+ SetClientSelectionStage(QueryData);
nxagentTransferSelection(resource);
@@ -914,6 +922,7 @@ void nxagentCollectPropertyEvent(int resource)
}
case SelectionStageWaitData:
{
+ PrintClientSelectionStage();
#ifdef DEBUG
fprintf (stderr, "nxagentCollectPropertyEvent: Got data notify event for client [%d].\n",
lastClientClientPtr -> index);
@@ -929,7 +938,7 @@ void nxagentCollectPropertyEvent(int resource)
nxagentSendSelectionNotify(None);
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
if (pszReturnData != NULL)
{
@@ -961,15 +970,15 @@ void nxagentCollectPropertyEvent(int resource)
*/
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
break;
}
default:
{
#ifdef DEBUG
- fprintf (stderr, "nxagentCollectPropertyEvent: WARNING! Inconsistent state [%d] for client [%d].\n",
- lastClientStage, lastClientClientPtr -> index);
+ fprintf (stderr, "nxagentCollectPropertyEvent: WARNING! Inconsistent state [%s] for client [%d].\n",
+ GetClientSelectionStageString(lastClientStage), lastClientClientPtr -> index);
#endif
break;
@@ -999,6 +1008,8 @@ void nxagentNotifySelection(XEvent *X)
fprintf(stderr, "nxagentNotifySelection: SelectionNotify event.\n");
#endif
+ PrintClientSelectionStage();
+
if (lastClientWindowPtr != NULL)
{
if ((lastClientStage == SelectionStageNone) && (X->xselection.property == serverCutProperty))
@@ -1019,7 +1030,7 @@ void nxagentNotifySelection(XEvent *X)
* tions.
*/
- lastClientStage = SelectionStageQueryData;
+ SetClientSelectionStage(QueryData);
lastClientPropertySize = 262144;
nxagentTransferSelection(lastClientClientPtr -> index);
@@ -1034,7 +1045,7 @@ void nxagentNotifySelection(XEvent *X)
nxagentSendSelectionNotify(None);
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
}
return;
@@ -1195,7 +1206,7 @@ void nxagentResetSelectionOwner(void)
}
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
lastServerRequestor = None;
@@ -1245,7 +1256,7 @@ void nxagentSetSelectionOwner(Selection *pSelection)
}
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
lastServerRequestor = None;
@@ -1262,7 +1273,7 @@ FIXME
lastSelectionOwnerWindowPtr = pSelection->pWin;
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
lastServerRequestor = None;
}
@@ -1346,7 +1357,7 @@ int nxagentConvertSelection(ClientPtr client, WindowPtr pWin, Atom selection,
lastClientSelection, lastClientTarget, lastClientTime);
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
}
else
{
@@ -1473,7 +1484,7 @@ int nxagentConvertSelection(ClientPtr client, WindowPtr pWin, Atom selection,
(target == clientUTF8_STRING))
{
lastClientWindowPtr = pWin;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
lastClientRequestor = requestor;
lastClientClientPtr = client;
lastClientTime = time;
@@ -1767,7 +1778,7 @@ int nxagentInitClipboard(WindowPtr pWin)
lastServerRequestor = None;
lastClientWindowPtr = NULL;
- lastClientStage = SelectionStageNone;
+ SetClientSelectionStage(None);
lastClientReqTime = GetTimeInMillis();
clientCutProperty = MakeAtom(szAgentNX_CUT_BUFFER_CLIENT,