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* libc/include/math.h: Also define M_PI etc. if _XOPEN_SOURCE is 

defined appropriately.
This commit is contained in:
Jon TURNEY 2014-08-04 21:32:37 +00:00
parent 79131d442e
commit a4a96eb436
2 changed files with 17 additions and 3 deletions
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5
newlib/ChangeLog
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@ -1,3 +1,8 @@
2014-08-04 Jon TURNEY <jon.turney@dronecode.org.uk>
* libc/include/math.h: Also define M_PI etc. if _XOPEN_SOURCE is
defined appropriately.
2014-08-01 Eric Blake <eblake@redhat.com>
* libc/machine/spu/spu_timer_internal.h: Decorate attribute names

15
newlib/libc/include/math.h
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@ -542,8 +542,12 @@ extern int matherr _PARAMS((struct exception *e));
#define TLOSS 5
#define PLOSS 6
#endif /* ! defined (__STRICT_ANSI__) */
/* Useful constants. */
#if !defined(__STRICT_ANSI__) || ((_XOPEN_SOURCE - 0) >= 500)
#define MAXFLOAT 3.40282347e+38F
#define M_E 2.7182818284590452354
@ -552,16 +556,21 @@ extern int matherr _PARAMS((struct exception *e));
#define M_LN2 _M_LN2
#define M_LN10 2.30258509299404568402
#define M_PI 3.14159265358979323846
#define M_TWOPI (M_PI * 2.0)
#define M_PI_2 1.57079632679489661923
#define M_PI_4 0.78539816339744830962
#define M_3PI_4 2.3561944901923448370E0
#define M_SQRTPI 1.77245385090551602792981
#define M_1_PI 0.31830988618379067154
#define M_2_PI 0.63661977236758134308
#define M_2_SQRTPI 1.12837916709551257390
#define M_SQRT2 1.41421356237309504880
#define M_SQRT1_2 0.70710678118654752440
#endif
#ifndef __STRICT_ANSI__
#define M_TWOPI (M_PI * 2.0)
#define M_3PI_4 2.3561944901923448370E0
#define M_SQRTPI 1.77245385090551602792981
#define M_LN2LO 1.9082149292705877000E-10
#define M_LN2HI 6.9314718036912381649E-1
#define M_SQRT3 1.73205080756887719000