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| -rw-r--r-- | test/util.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/test/util.c b/test/util.c index 3dc1597c..6415b294 100644 --- a/test/util.c +++ b/test/util.c @@ -25,6 +25,10 @@ #include "util.h" +#ifndef M_PI +# define M_PI (3.1415926536f) +#endif + void gen_windowed_sine (float *data, int len, float maximum) { int k ; |