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Fix crash when 2+ screens are connected but not all are active in X11

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When not all connected screens are active XRRGetCrtcInfo returns NULL
for the inactive screens resulting in a SIGSEGV when trying to push it
to the screens vector.
This commit is contained in:
Phantasm 2023-07-01 21:22:46 +02:00 committed by Alexis Maiquez
parent cdf571f6a4
commit ee499b06e2
2 changed files with 7 additions and 1 deletions
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5
src/WallpaperEngine/Render/Drivers/Detectors/CX11FullScreenDetector.cpp
View File

@ -155,6 +155,9 @@ namespace WallpaperEngine::Render::Drivers::Detectors
XRRCrtcInfo* crtc = XRRGetCrtcInfo (this->m_display, screenResources, info->crtc);
if (crtc == nullptr)
continue;
// add the screen to the list of screens
this->m_screens.push_back (
{
@ -178,4 +181,4 @@ namespace WallpaperEngine::Render::Drivers::Detectors
this->m_display = nullptr;
}
}
}

3
src/WallpaperEngine/Render/Drivers/Output/CX11Output.cpp
View File

@ -136,6 +136,9 @@ void CX11Output::loadScreenInfo ()
XRRCrtcInfo* crtc = XRRGetCrtcInfo (this->m_display, screenResources, info->crtc);
if (crtc == nullptr)
continue;
// add the screen to the list of screens
this->m_screens.push_back (
new CX11OutputViewport