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#ifndef ENV_H
#define ENV_H
#include <stdlib.h>
#define DEFAULT_IFS " \t\n"
#define MAX_PATH_SIZE 4096
#define MAX_RAND 32768
/**
* @brief Sets the variable `name`=`value` into the environment.
*/
void env_set(const char *name, const char *value);
/**
* @brief Unsets the variable `name` from the environment.
*/
void env_unset(const char *name);
/**
* @brief Gets the value of the variable `name`.
* @return A string that contains the value.
*/
char *env_get(const char *name);
/**
* @brief Clears all of the variables that are in the environment.
*/
void env_clear(void);
/**
* @brief Sets a few variables to default values (that can be found in `env.h`).
* Here is the list of the variables affected by this function:
* `PWD`,
* `OLDPWD`,
* `IFS`
*/
void env_setup(void);
#endif /* ! ENV_H */
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