#ifndef __UTILS_H
#define __UTILS_H

#include <stdbool.h>

// Print usage text.
void print_usage_text();

// Set CLI argument.
// Parameters:
//  - key       - argument key (without leading dash)
//  - value     - argument value as string
// Returns:
//  - true on success
//  - false on failure
// Remarks:
//  - neither key nor value are copied, they are saved as pointers
//  - use this function only with data from argv
bool cli_arg_set(const char *key, char *value);

// Get CLI argument.
// Parameters:
//  - key       - argument key (without leading dash)
// Returns:
//  - pointer to the value (not owned by you)
//  - NULL on failure
const char *cli_arg_get(const char *key);

#endif