wined3d: Trace the GLSL version string.

dlls/wined3d/directx.c

@@ -72,6 +72,7 @@ static const struct {
     {"GL_ARB_provoking_vertex",             ARB_PROVOKING_VERTEX,           0                           },
     {"GL_ARB_shader_objects",               ARB_SHADER_OBJECTS,             0                           },
     {"GL_ARB_shader_texture_lod",           ARB_SHADER_TEXTURE_LOD,         0                           },
+    {"GL_ARB_shading_language_100",         ARB_SHADING_LANGUAGE_100,       0                           },
     {"GL_ARB_sync",                         ARB_SYNC,                       0                           },
     {"GL_ARB_texture_border_clamp",         ARB_TEXTURE_BORDER_CLAMP,       0                           },
     {"GL_ARB_texture_compression",          ARB_TEXTURE_COMPRESSION,        0                           },
@@ -2007,6 +2008,11 @@ static BOOL IWineD3DImpl_FillGLCaps(struct wined3d_driver_info *driver_info, str
         gl_info->limits.glsl_varyings = gl_max;
         TRACE_(d3d_caps)("Max GLSL varyings: %u (%u 4 component varyings).\n", gl_max, gl_max / 4);
     }
+    if (gl_info->supported[ARB_SHADING_LANGUAGE_100])
+    {
+        const char *str = (const char *)glGetString(GL_SHADING_LANGUAGE_VERSION_ARB);
+        TRACE_(d3d_caps)("GLSL version string: %s.\n", debugstr_a(str));
+    }
     if (gl_info->supported[NV_LIGHT_MAX_EXPONENT])
     {
         glGetFloatv(GL_MAX_SHININESS_NV, &gl_info->limits.shininess);

dlls/wined3d/wined3d_gl.h

@@ -1752,6 +1752,7 @@ typedef enum wined3d_gl_extension
     ARB_PROVOKING_VERTEX,
     ARB_SHADER_OBJECTS,
     ARB_SHADER_TEXTURE_LOD,
+    ARB_SHADING_LANGUAGE_100,
     ARB_SYNC,
     ARB_TEXTURE_BORDER_CLAMP,
     ARB_TEXTURE_COMPRESSION,