/**
 *  ops/truth.h
 *
 *  Post Scarcity Software Environment: truth functions.
 *
 *  Tests for truth.
 *
 *  (c) 2026 Simon Brooke <simon@journeyman.cc>
 *  Licensed under GPL version 2.0, or, at your option, any later version.
 */

#ifndef __psse_ops_truth_h
#define __psse_ops_truth_h
#include <stdbool.h>

#include "memory/pointer.h"

struct pso_pointer nilp( struct pso_pointer frame_pointer );

struct pso_pointer not( struct pso_pointer frame_pointer );

struct pso_pointer truep( struct pso_pointer frame_pointer );

struct pso_pointer and( struct pso_pointer frame_pointer );

struct pso_pointer or( struct pso_pointer frame_pointer );

bool c_nilp( struct pso_pointer p );
bool c_truep( struct pso_pointer p );

#define truthy(p)(!c_nilp(p))

#endif