diff options
Diffstat (limited to 'Source/external/SDL2/src/libm/s_fabs.c')
| -rw-r--r-- | Source/external/SDL2/src/libm/s_fabs.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/Source/external/SDL2/src/libm/s_fabs.c b/Source/external/SDL2/src/libm/s_fabs.c new file mode 100644 index 0000000..9ee943c --- /dev/null +++ b/Source/external/SDL2/src/libm/s_fabs.c @@ -0,0 +1,29 @@ +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +/* + * fabs(x) returns the absolute value of x. + */ + +/*#include <features.h>*/ +/* Prevent math.h from defining a colliding inline */ +#undef __USE_EXTERN_INLINES +#include "math_libm.h" +#include "math_private.h" + +double fabs(double x) +{ + u_int32_t high; + GET_HIGH_WORD(high,x); + SET_HIGH_WORD(x,high&0x7fffffff); + return x; +} +libm_hidden_def(fabs) |