Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
yabtaour
GitHub Repository: yabtaour/Minishell-42
 Path: blob/main/syntax/ft_redirection.c
1407 views
1
/* ************************************************************************** */

2
/*                                                                            */

3
/*                                                        :::      ::::::::   */

4
/*   ft_redirection.c                                   :+:      :+:    :+:   */

5
/*                                                    +:+ +:+         +:+     */

6
/*   By: ssabbaji <[email protected]>          +#+  +:+       +#+        */

7
/*                                                +#+#+#+#+#+   +#+           */

8
/*   Created: 2022/07/26 18:17:27 by yabtaour          #+#    #+#             */

9
/*   Updated: 2022/09/25 17:05:16 by ssabbaji         ###   ########.fr       */

10
/*                                                                            */

11
/* ************************************************************************** */

12


13
#include "../minishell.h"

14


15
void	ft_output_err(t_data *data, char *value)

16
{

17
	(void)data;

18
	g_vars.g_exit_stat = 258;

19
	printf("Syntax error near unexpected token `%s'\n", value);

20
}

21


22
static int	ft_check_red(t_data *data)

23
{

24
	t_lexer	*lexer_clone;

25


26
	lexer_clone = data->lst_lexer;

27
	while (lexer_clone->next)

28
		lexer_clone = lexer_clone->next;

29
	if (lexer_clone->type == REDIRECTION)

30
	{

31
		g_vars.g_exit_stat = 258;

32
		printf("Syntax error near unexpected token `newline'\n");

33
		return (258);

34
	}

35
	lexer_clone = data->lst_lexer;

36
	while (lexer_clone)

37
	{

38
		if (lexer_clone->type == REDIRECTION

39
			&& ft_strlen(lexer_clone->val) > 2)

40
		{

41
			ft_output_err(data, lexer_clone->val);

42
			return (g_vars.g_exit_stat);

43
		}

44
		lexer_clone = lexer_clone->next;

45
	}

46
	return (g_vars.g_exit_stat);

47
}

48


49
static int	ft_check_type(int lexer_clone_type)

50
{

51
	if (lexer_clone_type == PIPE || lexer_clone_type == REDIRECTION)

52
		return (1);

53
	return (0);

54
}

55


56
static int	ft_check_after_red(t_data *data)

57
{

58
	t_lexer	*lexer_clone;

59


60
	lexer_clone = data->lst_lexer;

61
	while (lexer_clone)

62
	{

63
		if (lexer_clone->type == REDIRECTION)

64
		{

65
			lexer_clone = lexer_clone->next;

66
			while (lexer_clone->next)

67
			{

68
				if (ft_check_type(lexer_clone->type))

69
				{

70
					ft_output_err(data, lexer_clone->val);

71
					return (g_vars.g_exit_stat);

72
				}

73
				else

74
					break ;

75
				lexer_clone = lexer_clone->next;

76
			}

77
		}

78
		lexer_clone = lexer_clone->next;

79
	}

80
	return (g_vars.g_exit_stat);

81
}

82


83
int	ft_check_redirection(t_data *data)

84
{	

85
	g_vars.g_exit_stat = ft_check_red(data);

86
	if (g_vars.g_exit_stat)

87
		return (g_vars.g_exit_stat);

88
	g_vars.g_exit_stat = ft_check_after_red(data);

89
	if (g_vars.g_exit_stat)

90
		return (g_vars.g_exit_stat);

91
	return (g_vars.g_exit_stat);

92
}

93


94