include/variables.h


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/*
 * include/variables.h
 *
 * Local variable storage and access
 * CISC 301 -- Operating Systems, Project 2
 *
 * Copyright (C) 2025  Douglas B. Rumbaugh <dbrumbaugh@harrisburgu.edu>
 *
 * Distributed under the Modified BSD License
 *
 */
#ifndef H_HUSH_VARIABLES
#define H_HUSH_VARIABLES

#include <stdbool.h>
#include <stdlib.h>
#include <stdio.h>

#include "strmap.h"
#include "hashfuncs.h"

static inline bool is_variable(const char *token) {
  return (token) ? token[0] == '$' : false;
}

bool init_variable_store(void);

bool add_variable(const char *key, const char *val);

const char *get_variable(const char *key);

bool promote_variable_to_env(const char *key);

void destroy_variable_store();


#endif