kdePackages.krfb: fix build

pkgs/kde/gear/krfb/default.nix

@@ -1,12 +1,25 @@
 {
   mkKdeDerivation,
+  fetchpatch,
   qtwayland,
   libvncserver,
   xorg,
 }:
 mkKdeDerivation {
   pname = "krfb";
 
+  # Backports.
+  # FIXME: remove in next release
+  patches = [
+    # Build fix for Qt 6.7.1
+    ./fix-build-with-qt-6.7.1.diff
+    # Wayland crash fix
+    (fetchpatch {
+      url = "https://invent.kde.org/network/krfb/-/commit/6e7a5ba56966ea1b67400be9ab7c82885abb76be.diff";
+      hash = "sha256-kqD4B2Nixw8KMCOc4RpoEmvII2JZYBPxog6TT/BPuFs=";
+    })
+  ];
+
   extraCmakeFlags = [
     "-DQtWaylandScanner_EXECUTABLE=${qtwayland}/libexec/qtwaylandscanner"
   ];

pkgs/kde/gear/krfb/fix-build-with-qt-6.7.1.diff

@@ -0,0 +1,51 @@
+diff --git a/framebuffers/pipewire/CMakeLists.txt b/framebuffers/pipewire/CMakeLists.txt
+index 99f4562..3bf5f63 100644
+--- a/framebuffers/pipewire/CMakeLists.txt
++++ b/framebuffers/pipewire/CMakeLists.txt
+@@ -9,11 +9,6 @@ set (krfb_framebuffer_pw_SRCS
+      screencasting.cpp
+ )
+
+-ecm_add_qtwayland_client_protocol(krfb_framebuffer_pw_SRCS
+-    PROTOCOL ${PLASMA_WAYLAND_PROTOCOLS_DIR}/screencast.xml
+-    BASENAME zkde-screencast-unstable-v1
+-)
+-
+ ecm_qt_declare_logging_category(krfb_framebuffer_pw_SRCS
+     HEADER krfb_fb_pipewire_debug.h
+     IDENTIFIER KRFB_FB_PIPEWIRE
+@@ -38,6 +33,18 @@ add_library(krfb_framebuffer_pw
+     MODULE
+     ${krfb_framebuffer_pw_SRCS}
+ )
++
++if (Qt6_VERSION VERSION_LESS "6.7.1")
++    ecm_add_qtwayland_client_protocol(krfb_framebuffer_pw
++        PROTOCOL ${PLASMA_WAYLAND_PROTOCOLS_DIR}/screencast.xml
++        BASENAME zkde-screencast-unstable-v1
++    )
++else()
++    qt6_generate_wayland_protocol_client_sources(krfb_framebuffer_pw
++        FILES ${PLASMA_WAYLAND_PROTOCOLS_DIR}/screencast.xml
++    )
++endif()
++
+ set_property(TARGET krfb_framebuffer_pw PROPERTY C_STANDARD 99)
+
+ target_link_libraries(krfb_framebuffer_pw
+diff --git a/framebuffers/pipewire/screencasting.cpp b/framebuffers/pipewire/screencasting.cpp
+index 3c4d1ab..c338699 100644
+--- a/framebuffers/pipewire/screencasting.cpp
++++ b/framebuffers/pipewire/screencasting.cpp
+@@ -5,7 +5,11 @@
+ */
+
+ #include "screencasting.h"
++#if QT_VERSION < QT_VERSION_CHECK(6, 7, 1)
+ #include "qwayland-zkde-screencast-unstable-v1.h"
++#else
++#include "qwayland-screencast.h"
++#endif
+ #include <KWayland/Client/registry.h>
+ #include <QDebug>
+ #include <QRect>