diff options
Diffstat (limited to 'gnuradio-core/src/lib/general/gr_cpm.cc')
| -rw-r--r-- | gnuradio-core/src/lib/general/gr_cpm.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gnuradio-core/src/lib/general/gr_cpm.cc b/gnuradio-core/src/lib/general/gr_cpm.cc index f2d032a22e..a00526b520 100644 --- a/gnuradio-core/src/lib/general/gr_cpm.cc +++ b/gnuradio-core/src/lib/general/gr_cpm.cc @@ -28,6 +28,9 @@ #include <cfloat> #include <gr_cpm.h> +#ifndef M_TWOPI +# define M_TWOPI (2*M_PI) +#endif //! Normalised sinc function, sinc(x)=sin(pi*x)/pi*x inline double |