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-rw-r--r-- | ChangeLog | 6 | ||||
-rw-r--r-- | math.c | 3 |
2 files changed, 9 insertions, 0 deletions
@@ -1,3 +1,9 @@ +Fri Aug 27 15:24:20 2010 NAKAMURA Usaku <usa@ruby-lang.org> + + * math.c (math_atan2): you should know that M_PI is not the feature + of C90. + fixed build failure caused by r29115. + Fri Aug 27 15:26:33 2010 Nobuyoshi Nakada <nobu@ruby-lang.org> * file.c (null_device): move from io.c. @@ -51,6 +51,9 @@ extern VALUE rb_to_float(VALUE val); static VALUE math_atan2(VALUE obj, VALUE y, VALUE x) { +#ifndef M_PI +# define M_PI 3.14159265358979323846 +#endif double dx, dy; Need_Float2(y, x); dx = RFLOAT_VALUE(x); |