#include <stdlib.h>


long calc_add_long(long a, long b){
	return a + b ;
}


double calc_add_double(double a, double b){
	return a + b ;
}


const char *calc_add_string(const char *sa, const char *sb){
	static char res[32] ;

	if ((sa == NULL)||(sb == NULL)){
		return NULL ;
	}

	double a = strtod(sa, NULL) ;
	double b = strtod(sb, NULL) ;
	sprintf(res, "%lf", a + b) ;
	return res ;
}


/*
mlp_value *calc_add_double(int nb_args, mlp_value **args){
	mlp_context *ctx = mlp_new_context() ;
	double a = mlp_get_double_value(ctx, args[0]) ; 
	double b = mlp_get_double_value(ctx, args[1]) ; 
	mlp_value *sum = mlp_new_double_value(ctx, a + b) ;
	mlp_delete_context(ctx) ;

	return sum ;
}


mlp_value *calc_add_string(int nb_args, mlp_value **args){
	mlp_context *ctx = mlp_new_context() ;
	const char *a = mlp_get_string_value(ctx, args[0]) ; 
	const char *b = mlp_get_string_value(ctx, args[1]) ; 
	mlp_value *sum = mlp_new_double_value(ctx, strtod(a, NULL) + strtod(b, NULL)) ;
	mlp_delete_context(ctx) ;

	return sum ;
}
*/