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Fix allow-force-llvmpipe build 

qglxconvenience.cpp is built with strict implicit cast flags.

Also treat an empty LIBGL_ALWAYS_SOFTWARE as set because Mesa does that,
too. (For QT_XCB_FORCE_SOFTWARE_OPENGL, we follow Qt rules, i.e.
empty=unset.)
This commit is contained in:
Kevin Kofler 2014-01-29 17:46:13 +01:00
parent cdc6229b7e
commit e6aa6cc6c7
1 changed files with 3 additions and 3 deletions
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6
qtbase-opensource-src-5.2.0-allow-forcing-llvmpipe.patch
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@ -1,6 +1,6 @@
diff -ur qtbase-opensource-src-5.2.0/src/platformsupport/glxconvenience/qglxconvenience.cpp qtbase-opensource-src-5.2.0-allow-forcing-llvmpipe/src/platformsupport/glxconvenience/qglxconvenience.cpp
--- qtbase-opensource-src-5.2.0/src/platformsupport/glxconvenience/qglxconvenience.cpp 2013-12-08 18:09:47.000000000 +0100
+++ qtbase-opensource-src-5.2.0-allow-forcing-llvmpipe/src/platformsupport/glxconvenience/qglxconvenience.cpp 2014-01-29 16:41:53.000000000 +0100
+++ qtbase-opensource-src-5.2.0-allow-forcing-llvmpipe/src/platformsupport/glxconvenience/qglxconvenience.cpp 2014-01-29 17:41:57.000000000 +0100
@@ -116,6 +116,27 @@
GLXFBConfig qglx_findConfig(Display *display, int screen , const QSurfaceFormat &format, int drawableBit)
@ -17,14 +17,14 @@ diff -ur qtbase-opensource-src-5.2.0/src/platformsupport/glxconvenience/qglxconv
+ // get inherited by other processes, of course only if it wasn't
+ // already set before.
+ if (!qEnvironmentVariableIsEmpty("QT_XCB_FORCE_SOFTWARE_OPENGL")
+ && qEnvironmentVariableIsEmpty("LIBGL_ALWAYS_SOFTWARE"))
+ && !qEnvironmentVariableIsSet("LIBGL_ALWAYS_SOFTWARE"))
+ forceSoftwareOpenGL = true;
+
+ checkedForceSoftwareOpenGL = true;
+ }
+
+ if (forceSoftwareOpenGL)
+ qputenv("LIBGL_ALWAYS_SOFTWARE", "1");
+ qputenv("LIBGL_ALWAYS_SOFTWARE", QByteArrayLiteral("1"));
+
bool reduced = true;
GLXFBConfig chosenConfig = 0;