1 files changed, 63 insertions, 0 deletions
diff --git a/src/b_h.c b/src/b_h.c
new file mode 100644
index 0000000..c669fa6
--- /dev/null
+++ b/src/b_h.c
@@ -0,0 +1,63 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   b_h.c                                              :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: rbousset <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/02/14 17:19:27 by rbousset          #+#    #+#             */
+/*   Updated: 2020/02/14 17:19:29 by rbousset         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <libft.h>
+#include <stdint.h>
+#include <unistd.h>
+
+#include "d_define.h"
+#include "s_struct.h"
+#include "u_utils.h"
+
+static void		b_print_history_number(const char arg[])
+{
+	(void)arg;
+}
+
+static t_bool	b_check_numeric(const char arg[])
+{
+	char	*ptr;
+
+	ptr = arg;
+	while (*ptr != C_NUL)
+	{
+		if (ft_isdigit(*ptr) == FALSE)
+		{
+			return (FALSE);
+		}
+		ptr++;
+	}
+	return (TRUE);
+}
+
+uint8_t			b_h(char *args[], t_msh *msh)
+{
+	const uint64_t	argc = u_builtins_get_argc((const char **)args);
+
+	if (argc > 1)
+	{
+		f_fail_too_many_args("h", msh);
+		return (127);
+	}
+	if (argc == 1 && b_check_numeric(*args) == FALSE)
+	{
+		ft_dprintf(STDERR_FILENO,
+			"minishell: history: %s: numeric argument required",
+			*args);
+		return (1);
+	}
+	else
+	{
+		b_print_history(*args);
+	}
+	return (0);
+}