1 files changed, 48 insertions, 0 deletions
diff --git a/src/include/math_func.h b/src/include/math_func.h
new file mode 100644
index 0000000..60f7ce0
--- /dev/null
+++ b/src/include/math_func.h
@@ -0,0 +1,48 @@
+/*
+ * Provide double fallbacks for environments lacking sinf and
+ * friends (e.g. Solaris)
+ */
+
+#ifndef math_func_h
+#define math_func_h
+
+#include <math.h>
+#include "blop_config.h"
+
+#ifndef M_PI
+#    define M_PI 3.14159265358979323846 /* pi */
+#endif
+
+#ifndef M_LN10
+#    define M_LN10 2.30258509299404568402  /* log_e(10) */
+#endif
+
+#ifndef M_LN2
+#    define M_LN2 0.69314718055994530942 /* log_e(2) */
+#endif
+
+#ifdef HAVE_SINF
+/* Use float functions */
+#define SINF(x)        sinf(x)
+#define COSF(x)        cosf(x)
+#define FABSF(x)       fabsf(x)
+#define FLOORF(x)      floorf(x)
+#define EXPF(x)        expf(x)
+#define POWF(x,p)      powf(x,p)
+#define COPYSIGNF(s,d) copysignf(s,d)
+#define LRINTF(x)      lrintf(x)
+
+#else
+/* Use double functions */
+#define SINF(x)        sin(x)
+#define COSF(x)        cos(x)
+#define FABSF(x)       fabs(x)
+#define FLOORF(x)      floor(x)
+#define EXPF(x)        exp(x)
+#define POWF(x,p)      pow(x)
+#define COPYSIGNF(s,d) copysign(s,d)
+#define LRINTF(x)      lrint(x)
+
+#endif
+
+#endif