Bug#883100: ksudoku FTBFS on armel/armhf: error: conflicting declaration 'typedef ptrdiff_t GLsizeiptr'

[Adrian Bunk <bunk@debian.org>]

Source: ksudoku
Version: 4:17.08.3-1
Severity: serious
Tags: patch

https://buildd.debian.org/status/package.php?p=ksudoku

...
In file included from /usr/include/GL/gl.h:2055:0,
                 from /<<PKGBUILDDIR>>/src/gui/views/ArcBall.h:43,
                 from /<<PKGBUILDDIR>>/src/gui/views/roxdokuview.h:34,
                 from /<<PKGBUILDDIR>>/src/gui/views/ksview.cpp:35:
/usr/include/GL/glext.h:466:19: error: conflicting declaration 'typedef ptrdiff_t GLsizeiptr'
 typedef ptrdiff_t GLsizeiptr;
                   ^~~~~~~~~~
In file included from /usr/include/arm-linux-gnueabi/qt5/QtGui/qopengl.h:107:0,
                 from /usr/include/arm-linux-gnueabi/qt5/QtOpenGL/qgl.h:45,
                 from /usr/include/arm-linux-gnueabi/qt5/QtOpenGL/QGL:1,
                 from /<<PKGBUILDDIR>>/src/gui/views/roxdokuview.h:26,
                 from /<<PKGBUILDDIR>>/src/gui/views/ksview.cpp:35:
/usr/include/GLES3/gl3.h:75:25: note: previous declaration as 'typedef khronos_ssize_t GLsizeiptr'
 typedef khronos_ssize_t GLsizeiptr;
                         ^~~~~~~~~~
In file included from /usr/include/GL/gl.h:2055:0,
                 from /<<PKGBUILDDIR>>/src/gui/views/ArcBall.h:43,
                 from /<<PKGBUILDDIR>>/src/gui/views/roxdokuview.h:34,
                 from /<<PKGBUILDDIR>>/src/gui/views/ksview.cpp:35:
/usr/include/GL/glext.h:467:19: error: conflicting declaration 'typedef ptrdiff_t GLintptr'
 typedef ptrdiff_t GLintptr;
                   ^~~~~~~~
In file included from /usr/include/arm-linux-gnueabi/qt5/QtGui/qopengl.h:107:0,
                 from /usr/include/arm-linux-gnueabi/qt5/QtOpenGL/qgl.h:45,
                 from /usr/include/arm-linux-gnueabi/qt5/QtOpenGL/QGL:1,
                 from /<<PKGBUILDDIR>>/src/gui/views/roxdokuview.h:26,
                 from /<<PKGBUILDDIR>>/src/gui/views/ksview.cpp:35:
/usr/include/GLES3/gl3.h:76:26: note: previous declaration as 'typedef khronos_intptr_t GLintptr'
 typedef khronos_intptr_t GLintptr;
                          ^~~~~~~~
src/gui/CMakeFiles/ksudoku_gui.dir/build.make:321: recipe for target 'src/gui/CMakeFiles/ksudoku_gui.dir/views/ksview.cpp.o' failed
make[4]: *** [src/gui/CMakeFiles/ksudoku_gui.dir/views/ksview.cpp.o] Error 1


Fix is attached.

Description: OpenGL support doesn't build when Qt is compiled with OpenGL ES
Author: Adrian Bunk <bunk@debian.org>

--- ksudoku-17.08.3.orig/CMakeLists.txt
+++ ksudoku-17.08.3/CMakeLists.txt
@@ -26,7 +26,9 @@ find_package(KF5 ${KF5_MIN_VERSION} REQU
 
 find_package(KF5KDEGames 4.9.0 REQUIRED)
 
-find_package(OpenGL)
+if(NOT ${Qt5Gui_OPENGL_IMPLEMENTATION} MATCHES "GLES")
+    find_package(OpenGL)
+endif()
 set_package_properties(OpenGL PROPERTIES DESCRIPTION "API for developing portable, interactive 2D and 3Dgraphics applications" TYPE REQUIRED PURPOSE "Kubrick will not be built and KSudoku will not have Roxdoku support without OpenGL.")
 
 include(FeatureSummary)