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authorUlrich Sibiller <uli42@gmx.de>2019-08-08 20:48:44 +0200
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2019-09-29 17:44:08 +0200
commite985f7111a46a2c9d7fb4985109a5c3b1bdc6a85 (patch)
treee501eed739343316fcd5599ad72ecae7cc628f5a /nx-X11/programs/Xserver/hw
parent92ad24a3b7069f009e2abe0f8b46cca717db110a (diff)
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Clipboard.c: rework debug prints
add new debug output, extend existing, drop meaningless
Diffstat (limited to 'nx-X11/programs/Xserver/hw')
-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/Clipboard.c224
1 files changed, 167 insertions, 57 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Clipboard.c b/nx-X11/programs/Xserver/hw/nxagent/Clipboard.c
index 5d6c7cd7f..6ba41a313 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/Clipboard.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/Clipboard.c
@@ -237,7 +237,10 @@ void nxagentPrintSelectionStat(int sel)
CLINDEX(lOwner.client));
#endif
fprintf(stderr, " lastSelectionOwner[].window [0x%x]\n", lOwner.window);
- fprintf(stderr, " lastSelectionOwner[].windowPtr [%p]\n", (void *)lOwner.windowPtr);
+ if (lOwner.windowPtr)
+ fprintf(stderr, " lastSelectionOwner[].windowPtr [%p] ([0x%x]\n", (void *)lOwner.windowPtr, WINDOWID(lOwner.windowPtr));
+ else
+ fprintf(stderr, " lastSelectionOwner[].windowPtr -\n");
fprintf(stderr, " lastSelectionOwner[].lastTimeChanged [%u]\n", lOwner.lastTimeChanged);
/*
@@ -304,7 +307,10 @@ void nxagentPrintClipboardStat(char *header)
fprintf(stderr, " lastServerTime (Time) [%u]\n", lastServerTime);
fprintf(stderr, "lastClient\n");
- fprintf(stderr, " lastClientWindowPtr (WindowPtr) [%p]\n", (void *)lastClientWindowPtr);
+ if (lastClientWindowPtr)
+ fprintf(stderr, " lastClientWindowPtr (WindowPtr) [%p] ([0x%x])\n", (void *)lastClientWindowPtr, WINDOWID(lastClientWindowPtr));
+ else
+ fprintf(stderr, " lastClientWindowPtr (WindowPtr) -\n");
fprintf(stderr, " lastClientClientPtr (ClientPtr) [%p]\n", (void *)lastClientClientPtr);
fprintf(stderr, " lastClientRequestor (Window) [0x%x]\n", lastClientRequestor);
fprintf(stderr, " lastClientProperty (Atom) [% 4d][%s]\n", lastClientProperty, NameForAtom(lastClientProperty));
@@ -370,10 +376,6 @@ Status SendSelectionNotifyEventToServer(XSelectionEvent *event_to_send)
event_to_send->send_event = True;
event_to_send->display = nxagentDisplay;
- #ifdef DEBUG
- fprintf(stderr, "%s: Sending event to requestor [%p].\n", __func__, (void *)w);
- #endif
-
Status result = XSendEvent(nxagentDisplay, w, False, 0L, (XEvent *)event_to_send);
#ifdef DEBUG
@@ -416,10 +418,6 @@ int SendSelectionNotifyEventToClient(ClientPtr client,
Atom target,
Atom property)
{
- #ifdef DEBUG
- fprintf (stderr, "%s: Sending event to client [%d].\n", __func__, CLINDEX(client));
- #endif
-
xEvent x = {0};
x.u.u.type = SelectionNotify;
x.u.selectionNotify.time = time;
@@ -427,6 +425,16 @@ int SendSelectionNotifyEventToClient(ClientPtr client,
x.u.selectionNotify.selection = selection;
x.u.selectionNotify.target = target;
x.u.selectionNotify.property = property;
+
+ #ifdef DEBUG
+ if (property == None)
+ fprintf (stderr, "%s: Denying request to client [%d].\n", __func__,
+ CLINDEX(client));
+ else
+ fprintf (stderr, "%s: Sending event to client [%d].\n", __func__,
+ CLINDEX(client));
+ #endif
+
return SendEventToClient(client, &x);
}
@@ -629,7 +637,24 @@ void nxagentReplyRequestSelection(XEvent *X, Bool success)
void nxagentRequestSelection(XEvent *X)
{
#ifdef DEBUG
- fprintf(stderr, "%s: Got called.\n", __func__);
+ {
+ char *strTarget = XGetAtomName(nxagentDisplay, X->xselectionrequest.target);
+ char *strSelection = XGetAtomName(nxagentDisplay, X->xselectionrequest.selection);
+ char *strProperty = XGetAtomName(nxagentDisplay, X->xselectionrequest.property);
+
+ fprintf(stderr, "%s: Received SelectionRequest from real server: selection [%ld][%s] " \
+ "target [%ld][%s] requestor [%s/0x%lx] destination [%ld][%s] lastServerRequestor [0x%x]\n",
+ __func__,
+ X->xselectionrequest.selection, validateString(strSelection),
+ X->xselectionrequest.target, validateString(strTarget),
+ DisplayString(nxagentDisplay), X->xselectionrequest.requestor,
+ X->xselectionrequest.property, validateString(strProperty),
+ lastServerRequestor);
+
+ SAFE_XFree(strTarget);
+ SAFE_XFree(strSelection);
+ SAFE_XFree(strProperty);
+ }
#endif
nxagentPrintClipboardStat("before nxagentRequestSelection");
@@ -665,14 +690,26 @@ FIXME: Do we need this?
Atom targets[] = {XA_STRING};
int numTargets = 1;
- XChangeProperty (nxagentDisplay,
- X->xselectionrequest.requestor,
- X->xselectionrequest.property,
- XInternAtom(nxagentDisplay, "ATOM", 0),
- sizeof(Atom)*8,
- PropModeReplace,
- (unsigned char*)&targets,
- numTargets);
+ #ifdef DEBUG
+ fprintf(stderr, "%s: available targets:\n", __func__);
+ for (int i = 0; i < numTargets; i++)
+ fprintf(stderr, "%s: %s\n", __func__, NameForAtom(targets[i]));
+ fprintf(stderr, "\n");
+ #endif
+
+ /*
+ * pass on the requested list by setting the property provided
+ * by the requestor accordingly.
+ */
+ XChangeProperty(nxagentDisplay,
+ X->xselectionrequest.requestor,
+ X->xselectionrequest.property,
+ XInternAtom(nxagentDisplay, "ATOM", 0),
+ sizeof(Atom)*8,
+ PropModeReplace,
+ (unsigned char*)&targets,
+ numTargets);
+
nxagentReplyRequestSelection(X, True);
}
else if (X->xselectionrequest.target == serverTIMESTAMP)
@@ -759,7 +796,8 @@ FIXME: Do we need this?
SendEventToClient(lastSelectionOwner[i].client, &x);
#ifdef DEBUG
- fprintf(stderr, "%s: sent SelectionRequest event to client [%d] property [%d][%s] target [%d][%s] requestor [0x%x].\n", __func__,
+ fprintf(stderr, "%s: sent SelectionRequest event to client [%d] property [%d][%s]" \
+ "target [%d][%s] requestor [0x%x].\n", __func__,
CLINDEX(lastSelectionOwner[i].client),
x.u.selectionRequest.property, NameForAtom(x.u.selectionRequest.property),
x.u.selectionRequest.target, NameForAtom(x.u.selectionRequest.target),
@@ -792,6 +830,15 @@ static void endTransfer(Bool success)
return;
}
+ #ifdef DEBUG
+ if (success == SELECTION_SUCCESS)
+ fprintf(stderr, "%s: sending notification to client [%d], property [%d][%s]\n", __func__,
+ CLINDEX(lastClientClientPtr), lastClientProperty, NameForAtom(lastClientProperty));
+ else
+ fprintf(stderr, "%s: sending negative notification to client [%d]\n", __func__,
+ CLINDEX(lastClientClientPtr));
+ #endif
+
SendSelectionNotifyEventToClient(lastClientClientPtr,
lastClientTime,
lastClientRequestor,
@@ -1073,17 +1120,23 @@ void nxagentCollectPropertyEvent(int resource)
void nxagentNotifySelection(XEvent *X)
{
- #ifdef DEBUG
- fprintf(stderr, "%s: Got called.\n", __func__);
- #endif
-
if (agentClipboardStatus != 1)
{
return;
}
#ifdef DEBUG
- fprintf(stderr, "%s: SelectionNotify event.\n", __func__);
+ {
+ XSelectionEvent * e = (XSelectionEvent *)X;
+ char * s = XGetAtomName(nxagentDisplay, e->property);
+ char * t = XGetAtomName(nxagentDisplay, e->target);
+ fprintf(stderr, "%s: SelectionNotify event from real X server, property "\
+ "[%ld][%s] requestor [0x%lx] target [%ld][%s] time [%ld] send_event [%d].\n",
+ __func__, e->property, validateString(s), e->requestor, e->target,
+ validateString(t), e->time, e->send_event);
+ SAFE_XFree(s);
+ SAFE_XFree(t);
+ }
#endif
PrintClientSelectionStage();
@@ -1143,12 +1196,12 @@ void nxagentNotifySelection(XEvent *X)
&ulReturnItems, &ulReturnBytesLeft, &pszReturnData);
#ifdef DEBUG
- fprintf(stderr, "%s: GetWindowProperty() returned [%s]\n", __func__, GetXErrorString(result));
+ fprintf(stderr, "%s: GetWindowProperty() window [0x%x] property [%d] returned [%s]\n", __func__,
+ lastSelectionOwner[i].window, clientCutProperty, GetXErrorString(result));
#endif
if (result == BadAlloc || result == BadAtom ||
result == BadWindow || result == BadValue)
{
- fprintf (stderr, "Client GetProperty failed. Error = %s", GetXErrorString(result));
lastServerProperty = None;
}
else
@@ -1158,13 +1211,13 @@ void nxagentNotifySelection(XEvent *X)
&resultFormat, &ulReturnItems, &ulReturnBytesLeft,
&pszReturnData);
#ifdef DEBUG
- fprintf(stderr, "%s: GetWindowProperty() returned [%s]\n", __func__, GetXErrorString(result));
+ fprintf(stderr, "%s: GetWindowProperty() window [0x%x] property [%d] returned [%s]\n", __func__,
+ lastSelectionOwner[i].window, clientCutProperty, GetXErrorString(result));
#endif
if (result == BadAlloc || result == BadAtom ||
result == BadWindow || result == BadValue)
{
- fprintf (stderr, "SelectionNotify - XChangeProperty failed. Error = %s\n", GetXErrorString(result));
lastServerProperty = None;
}
else
@@ -1177,15 +1230,26 @@ void nxagentNotifySelection(XEvent *X)
PropModeReplace,
pszReturnData,
ulReturnItems);
+
+ #ifdef DEBUG
+ {
+ char *s = XGetAtomName(nxagentDisplay, lastServerProperty);
+ fprintf(stderr, "%s: XChangeProperty sent to window [0x%x] for property [%d][%s] value [\"%*.*s\"...]\n",
+ __func__,
+ lastServerRequestor,
+ lastServerProperty,
+ s,
+ (int)(min(20, ulReturnItems * 8 / 8)),
+ (int)(min(20, ulReturnItems * 8 / 8)),
+ pszReturnData);
+ SAFE_XFree(s);
+ }
+ #endif
}
- #ifdef DEBUG
- fprintf(stderr, "%s: XChangeProperty() returned [%s]\n", __func__, GetXErrorString(result));
- #endif
/*
* SAFE_XFree(pszReturnData);
*/
-
}
XSelectionEvent eventSelection = {
@@ -1197,6 +1261,10 @@ void nxagentNotifySelection(XEvent *X)
.time = lastServerTime,
/* .time = CurrentTime */
};
+ #ifdef DEBUG
+ fprintf(stderr, "%s: Sending SelectionNotify event to requestor [%p].\n", __func__,
+ (void *)eventSelection.requestor);
+ #endif
SendSelectionNotifyEventToServer(&eventSelection);
@@ -1215,7 +1283,11 @@ void nxagentResetSelectionOwner(void)
{
if (lastServerRequestor != None)
{
- #ifdef TEST
+ /*
+ * we are in the process of communicating back and forth between
+ * real X server and nxagent's clients - let's not disturb.
+ */
+ #if defined(TEST) || defined(DEBUG)
fprintf(stderr, "%s: WARNING! Requestor window [0x%x] already found.\n", __func__,
lastServerRequestor);
#endif
@@ -1232,7 +1304,7 @@ void nxagentResetSelectionOwner(void)
XSetSelectionOwner(nxagentDisplay, lastSelectionOwner[i].selection, serverWindow, CurrentTime);
#ifdef DEBUG
- fprintf(stderr, "%s: Reset clipboard state.\n", __func__);
+ fprintf(stderr, "%s: Reset selection state for selection [%d].\n", __func__, i);
#endif
nxagentClearSelectionOwner(&lastSelectionOwner[i]);
@@ -1318,10 +1390,6 @@ void nxagentSetSelectionCallback(CallbackListPtr *callbacks, void *data,
void nxagentSetSelectionOwner(Selection *pSelection)
{
- #ifdef DEBUG
- fprintf(stderr, "%s: Got called.\n", __func__);
- #endif
-
if (agentClipboardStatus != 1)
{
return;
@@ -1332,10 +1400,14 @@ void nxagentSetSelectionOwner(Selection *pSelection)
serverWindow);
#endif
- #ifdef TEST
+ #if defined(TEST) || defined(DEBUG)
if (lastServerRequestor != None)
{
- fprintf (stderr, "%s: WARNING! Requestor window [0x%x] already found.\n", __func__,
+ /*
+ * we are in the process of communicating back and forth between
+ * real X server and nxagent's clients - let's not disturb
+ */
+ fprintf (stderr, "%s: WARNING! Requestor window [0x%x] already set.\n", __func__,
lastServerRequestor);
}
#endif
@@ -1349,10 +1421,18 @@ void nxagentSetSelectionOwner(Selection *pSelection)
if (pSelection->selection == CurrentSelections[i].selection)
{
#ifdef DEBUG
- fprintf(stderr, "%s: lastSelectionOwner.client [0x%x] -> [0x%x]\n", __func__, lastSelectionOwner[i].client, pSelection->client);
- fprintf(stderr, "%s: lastSelectionOwner.window [0x%x] -> [0x%x]\n", __func__, lastSelectionOwner[i].window, pSelection->window);
- fprintf(stderr, "%s: lastSelectionOwner.windowPtr [0x%x] -> [0x%x] [0x%x] (serverWindow: [0x%x])\n", __func__, lastSelectionOwner[i].windowPtr, pSelection->pWin, nxagentWindow(pSelection->pWin), serverWindow);
- fprintf(stderr, "%s: lastSelectionOwner.lastTimeChanged [%d]\n", __func__, lastSelectionOwner[i].lastTimeChanged);
+ fprintf(stderr, "%s: lastSelectionOwner.client [%p] index [%d] -> [%p] index [%d]\n", __func__,
+ (void *)lastSelectionOwner[i].client,
+ CLINDEX(lastSelectionOwner[i].client),
+ (void *)pSelection->client,
+ CLINDEX(pSelection->client));
+ fprintf(stderr, "%s: lastSelectionOwner.window [0x%x] -> [0x%x]\n", __func__,
+ lastSelectionOwner[i].window, pSelection->window);
+ fprintf(stderr, "%s: lastSelectionOwner.windowPtr [%p] -> [%p] [0x%x] (serverWindow: [0x%x])\n", __func__,
+ (void *)lastSelectionOwner[i].windowPtr, (void *)pSelection->pWin,
+ nxagentWindow(pSelection->pWin), serverWindow);
+ fprintf(stderr, "%s: lastSelectionOwner.lastTimeChanged [%d]\n", __func__,
+ lastSelectionOwner[i].lastTimeChanged);
#endif
/*
@@ -1471,17 +1551,21 @@ int nxagentConvertSelection(ClientPtr client, WindowPtr pWin, Atom selection,
}
}
- #ifdef TEST
- fprintf(stderr, "%s: client [%d] ask for sel [%s] "
- "on window [%x] prop [%s] target [%s].\n", __func__,
+ #if defined(TEST) || defined(DEBUG)
+ fprintf(stderr, "%s: client [%d] requests sel [%s] "
+ "on window [%x] prop [%d][%s] target [%d][%s].\n", __func__,
CLINDEX(client), validateString(NameForAtom(selection)), requestor,
- validateString(NameForAtom(property)), validateString(NameForAtom(target)));
+ property, validateString(NameForAtom(property)),
+ target, validateString(NameForAtom(target)));
#endif
const char *strTarget = NameForAtom(target);
if (strTarget == NULL)
{
+ #ifdef DEBUG
+ fprintf(stderr, "%s: cannot find name for target Atom [%d] - returning\n", __func__, target);
+ #endif
return 1;
}
@@ -1491,6 +1575,13 @@ int nxagentConvertSelection(ClientPtr client, WindowPtr pWin, Atom selection,
Atom targets[] = {XA_STRING, clientUTF8_STRING, clientTEXT, clientCOMPOUND_TEXT};
int numTargets = 4;
+ #ifdef DEBUG
+ fprintf(stderr, "%s: available targets:\n", __func__);
+ for (int i = 0; i < numTargets; i++)
+ fprintf(stderr, "%s: %s\n", __func__, NameForAtom(targets[i]));
+ fprintf(stderr, "\n");
+ #endif
+
ChangeWindowProperty(pWin,
property,
MakeAtom("ATOM", 4, 1),
@@ -1574,11 +1665,20 @@ int nxagentConvertSelection(ClientPtr client, WindowPtr pWin, Atom selection,
if (target == clientUTF8_STRING)
{
+ #ifdef DEBUG
+ fprintf(stderr, "%s: Sending XConvertSelection with target [%d][UTF8_STRING], property [%d][NX_CUT_BUFFER_SERVER]\n", __func__,
+ serverUTF8_STRING, serverCutProperty);
+ #endif
XConvertSelection(nxagentDisplay, selection, serverUTF8_STRING, serverCutProperty,
serverWindow, CurrentTime);
}
else
{
+ #ifdef DEBUG
+ fprintf(stderr, "%s: Sending XConvertSelection with target [%d][%s], property [%d][NX_CUT_BUFFER_SERVER]\n", __func__,
+ XA_STRING, validateString(NameForAtom(XA_STRING)), serverCutProperty);
+ #endif
+
XConvertSelection(nxagentDisplay, selection, XA_STRING, serverCutProperty,
serverWindow, CurrentTime);
}
@@ -1592,11 +1692,7 @@ int nxagentConvertSelection(ClientPtr client, WindowPtr pWin, Atom selection,
}
else
{
- #ifdef DEBUG
- fprintf(stderr, "%s: Xserver generates a SelectionNotify event "
- "to the requestor with property None.\n", __func__);
- #endif
-
+ /* deny request */
SendSelectionNotifyEventToClient(client, time, requestor, selection, target, None);
return 1;
@@ -1619,7 +1715,11 @@ int nxagentSendNotify(xEvent *event)
}
#ifdef DEBUG
- fprintf(stderr, "%s: property is [%d][%s].\n", __func__, event->u.selectionNotify.property, NameForAtom(event->u.selectionNotify.property));
+ fprintf(stderr, "%s: property is [%d][%s].\n", __func__,
+ event->u.selectionNotify.property,
+ NameForAtom(event->u.selectionNotify.property));
+ fprintf(stderr, "%s: requestor is [0x%x].\n", __func__, event->u.selectionNotify.requestor);
+ fprintf(stderr, "%s: lastServerRequestor is [0x%x].\n", __func__, lastServerRequestor);
#endif
if (event->u.selectionNotify.property == clientCutProperty)
@@ -1659,7 +1759,15 @@ int nxagentSendNotify(xEvent *event)
}
#ifdef DEBUG
- fprintf(stderr, "%s: Propagating clientCutProperty to requestor [%p].\n", __func__, (void *)eventSelection.requestor);
+ fprintf(stderr, "%s: mapping local to remote Atom: [%d] -> [%ld] [%s]\n", __func__,
+ event->u.selectionNotify.selection, eventSelection.selection,
+ NameForAtom(event->u.selectionNotify.selection));
+ fprintf(stderr, "%s: mapping local to remote Atom: [%d] -> [%ld] [%s]\n", __func__,
+ event->u.selectionNotify.target, eventSelection.target,
+ NameForAtom(event->u.selectionNotify.target));
+ fprintf(stderr, "%s: mapping local to remote Atom: [%d] -> [%ld] [%s]\n", __func__,
+ event->u.selectionNotify.property, eventSelection.property,
+ NameForAtom(event->u.selectionNotify.property));
#endif
SendSelectionNotifyEventToServer(&eventSelection);
@@ -1680,7 +1788,9 @@ WindowPtr nxagentGetClipboardWindow(Atom property)
(lastSelectionOwner[i].windowPtr != NULL))
{
#ifdef DEBUG
- fprintf(stderr, "%s: Returning last clipboard owner window [%p] (0x%x).\n", __func__, (void *)lastSelectionOwner[i].windowPtr, WINDOWID(lastSelectionOwner[i].windowPtr));
+ fprintf(stderr, "%s: Returning last [%d] selection owner window [%p] (0x%x).\n", __func__,
+ lastSelectionOwner[i].selection,
+ (void *)lastSelectionOwner[i].windowPtr, WINDOWID(lastSelectionOwner[i].windowPtr));
#endif
return lastSelectionOwner[i].windowPtr;