[Mesa-dev] [Bug 54140] New: [llvmpipe] GL_EXT_texture_compression_s3tc is no longer enabled even when libtxc_dxtn is available.

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=54140

             Bug #: 54140
           Summary: [llvmpipe] GL_EXT_texture_compression_s3tc is no
                    longer enabled even when libtxc_dxtn is available.
    Classification: Unclassified
           Product: Mesa
           Version: git
          Platform: x86-64 (AMD64)
        OS/Version: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Other
        AssignedTo: mesa-dev at lists.freedesktop.org
        ReportedBy: vlee at freedesktop.org
                CC: brianp at vmware.com, lemody at gmail.com,
                    mattst88 at gmail.com


mesa: 971750e1cd76dabe22bf2ca83f07266837e3a2a6 (mesa)

$ scons
$ LD_LIBRARY_PATH=build/linux-x86_64-debug/gallium/targets/libgl-xlib glxinfo
Mesa warning: couldn't open libtxc_dxtn.so, software DXTn
compression/decompression unavailable


57c57df7b4579b60a84062df2e64f84dd84558b5 is the first bad commit
commit 57c57df7b4579b60a84062df2e64f84dd84558b5
Author: Tapani Pälli <tapani.palli at intel.com>
Date:   Thu Aug 16 13:59:12 2012 +0300

    mesa/dlopen: use HAVE_DLOPEN instead of _GNU_SOURCE

    Patches changes mesa to use 'HAVE_DLOPEN' defined by configure and
Android.mk
    instead of _GNU_SOURCE for detecting dlopen capability. This makes dlopen
to
    work also on Android where _GNU_SOURCE is not defined.

    [mattst88] v2: HAVE_DLOPEN is sufficient for including dlfcn.h, remove
               mingw/blrts checks around dlfcn.h inclusion.

    Reviewed-by: Brian Paul <brianp at vmware.com>
    Reviewed-by: Matt Turner <mattst88 at gmail.com>
    Signed-off-by: Tapani Pälli <tapani.palli at intel.com>

:100644 100644 e8b900697f3e8d7a233c4e68fe790f55bd877b96
1e9f040ac078ccd93a5cbda2eb45a2faaf510497 M    Android.common.mk
:100644 100644 ad20c87c5051fd570768c5043d3eff3d654fdc48
9bf4e1e1f63425f69f9790a5d2cd82812fa80426 M    configure.ac
:040000 040000 31198af284c8cf68b7c68929d8087b8eb7dbaf3f
6a51d3d260833409fb84581ebfcbebfeefea03dc M    src
bisect run success

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