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/*
sf_elementary.c
Ruby/GSL: Ruby extension library for GSL (GNU Scientific Library)
(C) Copyright 2001-2006 by Yoshiki Tsunesada
Ruby/GSL is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License.
This library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include "include/rb_gsl_sf.h"
static VALUE rb_gsl_sf_multiply_e(VALUE obj, VALUE x, VALUE y)
{
gsl_sf_result *r;
VALUE v;
// local variable "status" declared and set, but never used
//int status;
Need_Float(x); Need_Float(y);
v = Data_Make_Struct(cgsl_sf_result, gsl_sf_result, 0, free, r);
/*status =*/ gsl_sf_multiply_e(NUM2DBL(x), NUM2DBL(y), r);
return v;
}
static VALUE rb_gsl_sf_multiply_err_e(VALUE obj, VALUE x, VALUE dx,
VALUE y, VALUE dy)
{
gsl_sf_result *r;
VALUE v;
// local variable "status" declared and set, but never used
//int status;
Need_Float(x); Need_Float(y);
Need_Float(dx); Need_Float(dy);
v = Data_Make_Struct(cgsl_sf_result, gsl_sf_result, 0, free, r);
/*status =*/ gsl_sf_multiply_err_e(NUM2DBL(x), NUM2DBL(dx),
NUM2DBL(y), NUM2DBL(dy), r);
return v;
}
void Init_gsl_sf_elementary(VALUE module)
{
rb_define_module_function(module, "multiply_e", rb_gsl_sf_multiply_e, 2);
rb_define_module_function(module, "multiply_err_e", rb_gsl_sf_multiply_err_e, 4);
}
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