From 791c3395ab2da8a20306bd1195e17040ea31d95b Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Tue, 4 May 2010 21:14:42 -0600
Subject: mesa: add a dummy definition for fpclassify() if needed

---
 src/mesa/main/querymatrix.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/mesa')

diff --git a/src/mesa/main/querymatrix.c b/src/mesa/main/querymatrix.c
index 82b6fe7ab9f..47e2934f217 100644
--- a/src/mesa/main/querymatrix.c
+++ b/src/mesa/main/querymatrix.c
@@ -69,6 +69,16 @@ fpclassify(double x)
             return FP_NAN;
     }
 }
+
+#elif !defined(_XOPEN_SOURCE) || _XOPEN_SOURCE < 600
+
+enum {FP_NAN, FP_INFINITE, FP_ZERO, FP_SUBNORMAL, FP_NORMAL}
+fpclassify(double x)
+{
+   /* XXX do something better someday */
+   return FP_NORMAL;
+}
+
 #endif
 
 extern GLbitfield GL_APIENTRY _es_QueryMatrixxOES(GLfixed mantissa[16], GLint exponent[16]);
-- 
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