2.0prompt.c

#include "shell.h"
/**
 * interactive - shell in interactive mode (user interaction)
 * @env: enviroment of the system by default
 * Return: 0 on success or -1 if it fails
 */
int interactive(char **env)
{
	char *line = NULL,  **commands = NULL;
	size_t n;
	ssize_t read;
	pid_t child_pid;
	int status;
	bool execute = false;
/* ========== S H E L L  P R O M P T ==========*/
	signal(SIGINT, signalhandle);
	while ((read = getline(&line, &n, stdin)))
	{
		if (read == EOF) /*=== CHECK  FOR END OF FILE ====*/
			ctrl_c(line);
		commands = parse_input(line);
		child_pid = fork();
		if (child_pid == -1)
			fork_error(line, commands);
		if (child_pid == 0)
		{
			execute = execute_cmd(commands, line, env);
			if (execute == false)
			excutefalse(line, commands);
		}
		else /* ====== if it is parent ====*/
		{
			wait(&status);
			if (commands == NULL)/*free(line);*/
				free_arrays(commands);
			else if ((_strcmp("exit", commands[0])) == 0)
				exit_shell(line, commands);
			else/*free(line);*/
				free_arrays(commands);
				/*free(line);*/
		}
		n = 0; /*line = NULL;*/
		if (isatty(STDIN_FILENO) == 1)
			write(STDOUT_FILENO, PROMPT, 2);
		free(line);
	}
	return (0);
}