diff options
Diffstat (limited to 'src/mesa/main/querymatrix.c')
-rw-r--r-- | src/mesa/main/querymatrix.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mesa/main/querymatrix.c b/src/mesa/main/querymatrix.c index 82b6fe7ab9..a0969f6b9f 100644 --- a/src/mesa/main/querymatrix.c +++ b/src/mesa/main/querymatrix.c @@ -69,6 +69,21 @@ fpclassify(double x) return FP_NAN; } } + +#elif defined(__APPLE__) || defined(__CYGWIN__) || defined(__FreeBSD__) || \ + defined(__DragonFly__) || (defined(__sun) && defined(__C99FEATURES__)) + +/* fpclassify is available. */ + +#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]); |