# This file is part of the OpenADK project. OpenADK is copyrighted
# material, please see the LICENCE file in the top-level directory.

include $(ADK_TOPDIR)/rules.mk

PKG_NAME:=		lame
PKG_VERSION:=		3.99
PKG_RELEASE:=		1
PKG_HASH:=		d71d804c25cac69592939865033787849cef52b6c9b783ed31ea8dcebeadbbba
PKG_DESCR:=		mp3 encoder
PKG_SECTION:=		mm/audio
PKG_DEPENDS:=		libncurses
PKG_BUILDDEP:=		ncurses
PKG_URL:=		http://lame.sourceforge.net/
PKG_SITES:=		${MASTER_SITE_SOURCEFORGE:=lame/}
PKG_LIBNAME:=		libmp3lame
PKG_OPTS:=		dev

DISTFILES:=		${PKG_NAME}-${PKG_VERSION}.tar.gz

PKG_SUBPKGS:=		LAME LIBMP3LAME
PKGSD_LIBMP3LAME:=	mp3 encoding library
PKGSC_LIBMP3LAME:=	libs/audio

include $(ADK_TOPDIR)/mk/package.mk

$(eval $(call PKG_template,LAME,lame,$(PKG_VERSION)-${PKG_RELEASE},${PKG_DEPENDS},${PKG_DESCR},${PKG_SECTION}))
$(eval $(call PKG_template,LIBMP3LAME,libmp3lame,$(PKG_VERSION)-${PKG_RELEASE},,${PKGSD_LIBMP3LAME},${PKGSC_LIBMP3LAME},${PKG_OPTS}))

TARGET_LDFLAGS+=	-ltinfo

lame-install:
	$(INSTALL_DIR) $(IDIR_LAME)/usr/bin
	$(INSTALL_BIN) $(WRKINST)/usr/bin/lame $(IDIR_LAME)/usr/bin

libmp3lame-install:
	$(INSTALL_DIR) $(IDIR_LIBMP3LAME)/usr/lib
	$(CP) $(WRKINST)/usr/lib/libmp3lame.so* $(IDIR_LIBMP3LAME)/usr/lib

include ${ADK_TOPDIR}/mk/pkg-bottom.mk
returns trig(x) nearly rounded
 */

#include "math.h"
#include "math_private.h"

double cos(double x)
{
	double y[2],z=0.0;
	int32_t n, ix;

    /* High word of x. */
	GET_HIGH_WORD(ix,x);

    /* |x| ~< pi/4 */
	ix &= 0x7fffffff;
	if(ix <= 0x3fe921fb) return __kernel_cos(x,z);

    /* cos(Inf or NaN) is NaN */
	else if (ix>=0x7ff00000) return x-x;

    /* argument reduction needed */
	else {
	    n = __ieee754_rem_pio2(x,y);
	    switch(n&3) {
		case 0: return  __kernel_cos(y[0],y[1]);
		case 1: return -__kernel_sin(y[0],y[1],1);
		case 2: return -__kernel_cos(y[0],y[1]);
		default:
		        return  __kernel_sin(y[0],y[1],1);
	    }
	}
}
libm_hidden_def(cos)