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- Fix runtime error with uClibc
- Patch sent upstream:
- http://lists.freedesktop.org/archives/mesa-dev/2015-March/079431.html
- From b1dae3cae9df36d9c4f64c342cfe7c106e34ec72 Mon Sep 17 00:00:00 2001
- From: Bernd Kuhls <bernd.kuhls@t-online.de>
- Date: Sun, 15 Mar 2015 12:23:26 +0100
- Subject: [PATCH 1/1] Fix runtime error with uClibc
- Patch inspired by
- https://www.winehq.org/pipermail/wine-bugs/2011-September/288987.html
- http://git.alpinelinux.org/cgit/aports/tree/main/wine/uclibc-fmaxf-fminf.patch?id=c9b491b6099eec02a835ffd05539b5c783c6c43a
- Starting an app using mesa3d 10.5.x, Kodi for example, fails:
- /usr/lib/kodi/kodi.bin: symbol 'fminf': can't resolve symbol in lib '/usr/lib/dri/i965_dri.so'.
- libGL error: unable to load driver: i965_dri.so
- libGL error: driver pointer missing
- libGL error: failed to load driver: i965
- libGL error: unable to load driver: swrast_dri.so
- libGL error: failed to load driver: swrast
- Here is some background information about the fminf/fmaxf situation in uClibc:
- http://thread.gmane.org/gmane.comp.lib.uclibc.general/24189
- Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
- ---
- src/glsl/nir/nir_constant_expressions.py | 12 ++++++++++++
- 1 file changed, 12 insertions(+)
- diff --git a/src/glsl/nir/nir_constant_expressions.py b/src/glsl/nir/nir_constant_expressions.py
- index 22bc4f0..139c25a 100644
- --- a/src/glsl/nir/nir_constant_expressions.py
- +++ b/src/glsl/nir/nir_constant_expressions.py
- @@ -50,6 +50,18 @@ static double copysign(double x, double y)
- }
- #endif
-
- +#ifdef __UCLIBC__
- +float fmaxf(float a, float b)
- +{
- + return (a > b) ? a : b;
- +}
- +
- +float fminf(float a, float b)
- +{
- + return (a < b) ? a : b;
- +}
- +#endif
- +
- /**
- * Evaluate one component of packSnorm4x8.
- */
- --
- 1.7.10.4
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