diff options
-rw-r--r-- | nuttx/include/nuttx/math.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/nuttx/include/nuttx/math.h b/nuttx/include/nuttx/math.h index c97c525fd..977d8cac9 100644 --- a/nuttx/include/nuttx/math.h +++ b/nuttx/include/nuttx/math.h @@ -1,7 +1,7 @@ /**************************************************************************** * include/nuttx/math.h * - * Copyright (C) 2009, 2012, 2014 Gregory Nutt. All rights reserved. + * Copyright (C) 2009, 2012, 2014-2015 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <gnutt@nuttx.org> * * Redistribution and use in source and binary forms, with or without @@ -193,11 +193,14 @@ long double powl (long double b, long double e); #endif float expf (float x); +#define expm1f(x) (expf(x) - 1.0) #if CONFIG_HAVE_DOUBLE double exp (double x); +#define expm1(x) (exp(x) - 1.0) #endif #ifdef CONFIG_HAVE_LONG_DOUBLE long double expl (long double x); +#define expm1l(x) (expl(x) - 1.0) #endif float logf (float x); |