packages/libs/libnotimpl/src/math.c

/* vi: set sw=4 ts=4: */

#include <math.h>


/* cosf for uClibc
 *
 * wrapper for cos(x)
 */

#ifdef __STDC__
	float cosf(float x)
#else
	float cosf(x)
	float x;
#endif
{
	return (float) cos( (double)x );
}


/* sinf for uClibc
 *
 * wrapper for sin(x)
 */

#ifdef __STDC__
	float sinf(float x)
#else
	float sinf(x)
	float x;
#endif
{
	return (float) sin( (double)x );
}


/* ceilf for uClibc
 *
 * wrapper for ceil(x)
 */

#ifdef __STDC__
	float ceilf(float x)
#else
	float ceilf(x)
	float x;
#endif
{
	return (float) ceil( (double)x );
}


/* rintf for uClibc
 *
 * wrapper for rint(x)
 */

#ifdef __STDC__
	float rintf(float x)
#else
	float rintf(x)
	float x;
#endif
{
	return (float) rint( (double)x );
}

/* logf for uClibc
 * 
 * wrapper for logf(x)
 */

#ifdef __STDC__
	float logf(float x)
#else
	float logf(x)
	float x;
#endif
{
	return (float) logf( (double)x );
}

/* expf for uClibc
 *
 * wrapper for expf(x)
 */

#ifdef __STDC__
    float expf(float x)
#else
    float expf(x)
    float x;
#endif
{
    return (float) expf( (double)x );
}

/* lround for uClibc
 *
 * wrapper for lround(x)
 */

#ifdef __STDC__
    long lround(double x)
#else
    long lround(x)
    double x;
#endif
{
    return (long) ((x - ((long)x) >= 0.5f) ? (((long)x) + 1) : ((long)x));
}

/* lround for uClibc
 *
 * wrapper for roundf(x)
 */

#ifdef __STDC__
    float roundf(float x)
#else
    float roundf(x)
	float x;
#endif
{
	return (float) ((x - ((long)x) >= 0.5f) ? (((long)x) + 1) : ((long)x));
}