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X11: Fix returned clipboard string freed too early

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The clipboard string should not be freed on SelectionClear.  The user
may have received it from glfwGetClipboardString and it should remain
valid until the next call to a public clipboard string function.
This commit is contained in:
Camilla Löwy 2022-04-18 23:21:40 +02:00
parent 06089a91a6
commit f60547ac80
1 changed files with 1 additions and 24 deletions
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25
src/x11_window.c
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@ -865,20 +865,6 @@ static Atom writeTargetToProperty(const XSelectionRequestEvent* request)
return None; return None;
} }
static void handleSelectionClear(XEvent* event)
{
if (event->xselectionclear.selection == _glfw.x11.PRIMARY)
{
_glfw_free(_glfw.x11.primarySelectionString);
_glfw.x11.primarySelectionString = NULL;
}
else
{
_glfw_free(_glfw.x11.clipboardString);
_glfw.x11.clipboardString = NULL;
}
}
static void handleSelectionRequest(XEvent* event) static void handleSelectionRequest(XEvent* event)
{ {
const XSelectionRequestEvent* request = &event->xselectionrequest; const XSelectionRequestEvent* request = &event->xselectionrequest;
@ -1171,12 +1157,7 @@ static void processEvent(XEvent *event)
return; return;
} }
if (event->type == SelectionClear) if (event->type == SelectionRequest)
{
handleSelectionClear(event);
return;
}
else if (event->type == SelectionRequest)
{ {
handleSelectionRequest(event); handleSelectionRequest(event);
return; return;
@ -1853,10 +1834,6 @@ void _glfwPushSelectionToManagerX11(void)
handleSelectionRequest(&event); handleSelectionRequest(&event);
break; break;
case SelectionClear:
handleSelectionClear(&event);
break;
case SelectionNotify: case SelectionNotify:
{ {
if (event.xselection.target == _glfw.x11.SAVE_TARGETS) if (event.xselection.target == _glfw.x11.SAVE_TARGETS)