main.c

#include "header.h"

/**
 * main - entry point for custom shell
 *
 * Return: 0
 */

int main(void)
{
	char *line = NULL;
	size_t len = 0;
	ssize_t rd;
	char **argv = NULL;
	char **tokens = pathTok();
	int i;

	/* Ignore signals */
	signal(SIGINT, SIG_IGN);
	while (1)
	{
		if (isatty(STDIN_FILENO))
			write(1, "$ ", 2);
		rd = getline(&line, &len, stdin);
		/* handles Ctrl+D presses */
		if (rd == -1)
		{
			if (isatty(STDIN_FILENO))
				write(1, "\n", 1);
			break;
		}
		/* prep line */
		i = remove_new_line(line);
		if (!i)
			continue;
		/* verify a command is present */
		if (line != NULL && rd > 1)
		{
			/* seperate line into command and arguments */
			argv = seperate_line(line);
			/* execute command */
			execute_command(argv, line, tokens);
		}
		/* reset pathname */
		if (argv != NULL && rd > 1)
			free(argv);
	}
	free(line);
	free(tokens);
	return (0);
}