/* * SpanDSP - a series of DSP components for telephony * * tgmath.h - a fudge for MSVC, which lacks this header * * Written by Steve Underwood * * Copyright (C) 2006 Michael Jerris * * * This file is released in the public domain. * */ #if !defined(_TGMATH_H_) #define _TGMATH_H_ #include #if !defined(M_PI) /* C99 systems may not define M_PI */ #define M_PI 3.14159265358979323846264338327 #endif #ifdef __cplusplus extern "C" { #endif #ifdef __cplusplus } #endif #endif