Merge branch 'master' into fix-pwd

1 files changed, 120 insertions, 0 deletions

diff --git a/src/b_type.c b/src/b_type.c
new file mode 100644
index 0000000..00bad1a
--- /dev/null
+++ b/src/b_type.c
@@ -0,0 +1,120 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   b_type.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 <dirent.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#include "f_fail.h"
+#include "s_lcom.h"
+#include "s_struct.h"
+#include "e_externs_next.h"
+#include "u_utils.h"
+
+static int8_t
+	absolute_path_exists(char com[])
+{
+	int32_t	fd;
+	DIR		*dir;
+
+	if ((dir = opendir(com)) != NULL)
+	{
+		closedir(dir);
+		return (0);
+	}
+	if ((fd = open(com, O_RDONLY)) != -1)
+	{
+		close(fd);
+		return (1);
+	}
+	return (0);
+}
+
+static char
+	*type_get_path(char com[],
+					t_msh *msh)
+{
+	char	**envpath;
+	char	*fullpath;
+
+	envpath = NULL;
+	fullpath = NULL;
+	if (ft_ischarset("/.", com[0]))
+	{
+		if (absolute_path_exists(com))
+		{
+			if (!(fullpath = ft_strdup(com)))
+			{
+				lcom_clear(&msh->curr);
+				f_fail_alloc(msh);
+			}
+			return (fullpath);
+		}
+		return (NULL);
+	}
+	else if ((envpath = get_env_path(msh)) != NULL)
+	{
+		fullpath = search_in_path(com, envpath, msh);
+		ft_delwords(envpath);
+	}
+	return (fullpath);
+}
+
+static uint8_t
+	chk_nonbuilt(char **ptr,
+					t_msh *msh)
+{
+	char	*fullpath;
+	int32_t	ret;
+
+	ret = 0;
+	fullpath = type_get_path(*ptr, msh);
+	if (fullpath)
+		ft_printf("%s is %s\n", *ptr, fullpath);
+	else
+	{
+		ft_printf("minishell: type: %s: not found\n", *ptr);
+		ret = 1;
+	}
+	ft_memdel((void*)&fullpath);
+	return (ret);
+}
+
+uint8_t
+	b_type(char *args[],
+			t_msh *msh)
+{
+	char	**ptr;
+	char	**p_bu;
+	int32_t	ret;
+
+	ptr = args;
+	if (!*ptr)
+		return (0);
+	ret = 0;
+	while (*ptr)
+	{
+		p_bu = msh->bu_ref;
+		while (*p_bu && ft_strncmp(*ptr, *p_bu, ft_strlen(*p_bu) + 1))
+			p_bu++;
+		if (*p_bu != NULL)
+			ft_printf("%s is a shell builtin\n", *ptr);
+		else
+		{
+			ret = chk_nonbuilt(ptr, msh);
+		}
+		ptr++;
+	}
+	return (ret);
+}