42/42_INT_07_minishell
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merging luke remote with origin local

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hugogogo
2021-11-02 13:56:26 +01:00
parent b1b8a61921 22d4bbfdd0
commit 27ac62bddc
26 changed files with 548 additions and 312 deletions
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9
Makefile
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@@ -2,10 +2,10 @@ NAME = minishell
CC = clang
CFLAGS = -Wall -Wextra -Werror $(INCLUDES) -g
CFLAGS = -Wall -Wextra $(INCLUDES) -g # add -Werror, del -g
VPATH = $(DIR_SRCS)
DIR_SRCS = srcs srcs/builtins srcs/parsing
DIR_SRCS = srcs srcs/builtins srcs/lexing srcs/parsing
INCLUDES = -I$(HEADERS_D) -I$(LIBFT_D)
@@ -22,8 +22,9 @@ LIBFT_D = ./libft
LIBFT = $(LIBFT_D)/libft.a
SRCS = main.c init.c free.c generic.c \
shell_loop.c \
lexing.c \
signals.c terminal.c \
shell_loop.c shell_script.c \
lexing.c fill_token.c check_operators.c \
parsing.c \
valid_syntax.c valid_pipeline.c valid_command.c valid_io_redirect.c \
fill_cmd.c \

0
cat
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12
echo
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@@ -1,12 +0,0 @@
builds
echo
headers
libft
Makefile
minishell
minishell.en.subject.pdf
README.md
ressources
srcs
tests
valgrind_readline.supp

15
file.txt
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@@ -1,15 +0,0 @@
builds
cat
echo
file.txt
headers
libft
Makefile
minishell
minishell.en.subject.pdf
parsing.txt
README.md
ressources
srcs
tests
valgrind_readline.supp

17
headers/minishell.h
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@@ -6,7 +6,7 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/03 19:14:46 by lperrey #+# #+# */
/* Updated: 2021/10/13 16:09:32 by lperrey ### ########.fr */
/* Updated: 2021/10/26 14:53:32 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
@@ -15,6 +15,7 @@
# include "libft.h"
# include <fcntl.h>
# include <unistd.h>
# include <sys/ioctl.h>
# include <stdlib.h>
# include <string.h>
# include <errno.h>
@@ -26,13 +27,17 @@
# include <signal.h>
# include <dirent.h>
# include <termios.h>
# include <curses.h> // sudo apt install libncurses-dev (OR libncurses5-dev)
// sudo apt install libncurses-dev (OR libncurses5-dev)
# include <curses.h>
# include <term.h>
# include <stdio.h>
# include <readline/readline.h> // sudo apt install libreadline-dev
// sudo apt install libreadline-dev
# include <readline/readline.h>
# include <readline/history.h>
# include <stdio.h>
# include "minishell_structs.h"
# include "minishell_macro.h"
# include "minishell_term_colors.h"
@@ -52,8 +57,8 @@
** <fcntl.h>: open()
** <unistd.h>: read(), write(), close(), fork(), getcwd(), chdir(),
** stat(), lstat(), fstat(), execve(), dup(), dup2(), pipe(),
** isatty(), ttyname(), ttyslot(), ioctl(),
** tcsetattr(), tcgetattr()
** isatty(), ttyname(), ttyslot(), tcsetattr(), tcgetattr()
** <sys/ioctl.h>: ioctl()
** <stdlib.h>: malloc(), free(), exit(), getenv()
** <string.h>: strerror(), define NULL, define size_t
** <errno.h>: define errno

8
headers/minishell_macro.h
View File

@@ -6,7 +6,7 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/08 02:35:55 by lperrey #+# #+# */
/* Updated: 2021/10/08 03:01:43 by lperrey ### ########.fr */
/* Updated: 2021/10/30 22:32:48 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
@@ -18,4 +18,10 @@
# define PROMPT_CHEVRON "> "
# define PROMPT_EURO "\001€\002 \001\b\002"
enum e_lexer_return
{
CONTINUE_TOKEN = 1,
DELIMITE_TOKEN
};
#endif

12
headers/minishell_prototypes.h
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@@ -6,7 +6,7 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/08 02:59:58 by lperrey #+# #+# */
/* Updated: 2021/10/28 20:49:30 by hulamy ### ########.fr */
/* Updated: 2021/11/02 13:53:08 by hulamy ### ########.fr */
/* */
/* ************************************************************************** */
@@ -15,9 +15,15 @@
// Init
int init(t_all *c, char *envp[]);
int set_signals_handling(struct sigaction *ori_signal_behaviour,
struct sigaction *signal_behaviour);
int set_terminal_attributes(struct termios *ori_termios,
struct termios *interactive_termios,
int *termios_changed);
// Shell loop
// Shell modes
void shell_loop(t_all *c);
void shell_script(t_all *c);
// Lexer
t_token *input_to_tokens(char *input);
@@ -47,6 +53,6 @@ size_t ft_2d_arrlen(void *ptr); // Replace ft_arrlen()
char **ft_dup_2d_char_arr(char **ptr);
void *ft_resize_2d_arr(void *ptr, size_t add_nbr);
void print_matrix(char **matrix, char *sep);
void print_token(t_token *token, char *sep);
t_list *ft_lstbeforelast(t_list *lst);
#endif

30
headers/minishell_structs.h
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@@ -6,23 +6,27 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/08 02:35:52 by lperrey #+# #+# */
/* Updated: 2021/10/24 19:18:28 by lperrey ### ########.fr */
/* Updated: 2021/10/30 13:31:07 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef MINISHELL_STRUCTS_H
# define MINISHELL_STRUCTS_H
struct s_all *g_all;
enum e_token_id
{
T_TOKEN = 0,
T_LESS = '<',
T_GREAT = '>',
T_PIPE = '|',
T_DLESS, //'<<'
T_DGREAT, //'>>'
T_DLESS,
T_DGREAT,
T_WORD
};
// T_DLESS == '<<'
// T_DGREAT == '>>'
typedef struct s_token
{
@@ -31,8 +35,7 @@ typedef struct s_token
enum e_token_id id;
} t_token;
struct s_all;
typedef int (*t_builtin_ptr)(int,char **,struct s_all *);
typedef int (*t_builtin_ptr)(int,char **,struct s_all *);
typedef struct s_cmd
{
@@ -45,12 +48,17 @@ typedef struct s_cmd
typedef struct s_all
{
t_cmd **cmd_arr;
char **envp;
char *prompt_base;
char *prompt;
t_token *token_list;
int last_exit_status;
t_cmd **cmd_arr;
char **envp;
char *prompt_base;
char *prompt;
t_token *token_list;
int last_exit_status;
struct termios ori_termios;
struct termios interactive_termios;
int termios_changed;
struct sigaction ori_signal_behaviour;
struct sigaction signal_behaviour;
} t_all;
#endif

4
parsing.txt
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@@ -15,8 +15,8 @@ https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18
------------------------------------------------------- */
%start program
%%
pipeline : command
| pipe_sequence '|' command
pipeline : command
| pipeline '|' command
;
command : cmd_prefix cmd_name cmd_suffix
| cmd_prefix cmd_name

7
srcs/free.c
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@@ -6,7 +6,7 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/10 23:53:17 by lperrey #+# #+# */
/* Updated: 2021/10/22 13:35:33 by lperrey ### ########.fr */
/* Updated: 2021/10/30 14:18:09 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
@@ -17,6 +17,9 @@ int free_exit(t_all *c, int exit_status)
free(c->prompt_base);
free(c->prompt);
ft_lstclear((t_list **)&c->token_list, free); // a voir avec Hugo, il y a un truc qui me semble superflu dans la fonction
exit(exit_status);
ft_free_2d_arr(c->envp);
if (c->termios_changed)
tcsetattr(STDIN_FILENO, TCSANOW, &c->ori_termios);
rl_clear_history();
exit(exit_status);
}

33
srcs/generic.c
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@@ -6,7 +6,7 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/08 09:25:35 by lperrey #+# #+# */
/* Updated: 2021/10/28 17:04:03 by hulamy ### ########.fr */
/* Updated: 2021/11/02 13:52:23 by hulamy ### ########.fr */
/* */
/* ************************************************************************** */
@@ -85,7 +85,7 @@ size_t ft_2d_arrlen(void *ptr) // Replace ft_arrlen()
return (len);
}
char **ft_dup_2d_char_arr(char **ptr)
char **ft_dup_2d_char_arr(char **ptr)
{
unsigned int i;
char **arr;
@@ -125,6 +125,7 @@ void *ft_resize_2d_arr(void *ptr, size_t add_nbr)
return (new_arr);
}
// pour imprimer une char ** en precisant comment separer les char *
void print_matrix(char **matrix, char *sep)
{
int i;
@@ -141,27 +142,11 @@ void print_matrix(char **matrix, char *sep)
write(1, "\n", 1);
}
void print_token(t_token *token, char *sep)
t_list *ft_lstbeforelast(t_list *lst)
{
while(token)
{
printf("%s - ", token->content);
if(token->id == T_TOKEN)
printf("T_TOKEN");
else if(token->id == T_LESS)
printf("T_LESS");
else if(token->id == T_GREAT)
printf("T_GREAT");
else if(token->id == T_PIPE)
printf("T_PIPE");
else if(token->id == T_DLESS)
printf("T_DLESS");
else if(token->id == T_DGREAT)
printf("T_DGREAT");
else if(token->id == T_WORD)
printf("T_WORD");
printf("%s", sep);
token = token->next;
}
if (!lst || !lst->next)
return (NULL);
while (lst->next->next)
lst = lst->next;
return (lst);
}

14
srcs/init.c
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@@ -6,7 +6,7 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/08 09:22:12 by lperrey #+# #+# */
/* Updated: 2021/10/28 11:07:40 by hulamy ### ########.fr */
/* Updated: 2021/11/02 13:50:33 by hulamy ### ########.fr */
/* */
/* ************************************************************************** */
@@ -15,9 +15,10 @@
static char *init_prompt_base(void);
static char *init_prompt(char *prompt_base);
int init(t_all *c, char *envp[])
int init(t_all *c, char *envp[])
{
ft_bzero(c, sizeof *c);
g_all = c;
ft_bzero(c, sizeof (*c));
c->envp = ft_dup_2d_char_arr(envp);
if (!c->envp)
return (ft_reti_perror(0, "ft_dup_2d_char_arr(envp) error"));
@@ -27,6 +28,13 @@ int init(t_all *c, char *envp[])
c->prompt = init_prompt(c->prompt_base);
if (!c->prompt)
return (ft_reti_perror(0, "init_prompt() error"));
set_signals_handling(&c->ori_signal_behaviour, &c->signal_behaviour);
if (isatty(STDIN_FILENO))
{
if (!set_terminal_attributes(&c->ori_termios, &c->interactive_termios,
&c->termios_changed))
return (ft_reti_perror(0, "set_terminal_attributes() error"));
}
return (1);
}

193
srcs/lexing.c
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@@ -1,193 +0,0 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* lexing.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/19 08:38:55 by lperrey #+# #+# */
/* Updated: 2021/10/24 19:53:40 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
static t_token *alloc_token(size_t content_len);
static int tokenize_input(t_token *t, char *input, size_t input_len);
static int fill_token(t_token *t, char *input, int *i, int *t_i);
static int check_operators(t_token *t, char *input, int *i, int *t_i);
enum e_in_quote_state
{
NOT_IN = 0,
IN_QUOTES = '\'',
IN_DQUOTES = '\"'
};
enum e_fill_token_return
{
CONTINUE_TOKEN = 1,
DELIMITE_TOKEN
};
t_token *input_to_tokens(char *input)
{
t_token *t_head;
size_t input_len;
input_len = ft_strlen(input);
t_head = alloc_token(input_len);
if (!t_head)
return (ft_retp_perror(NULL, "alloc_token() error"));
if (!tokenize_input(t_head, input, input_len))
return (ft_lstclear((t_list **)&t_head, free));
return (t_head);
}
// TODO : Fix final space saved after a pipe like in "cmd | "
// "cmd | " should behave like "cmd |"
static int tokenize_input(t_token *t, char *input, size_t input_len)
{
int i;
int t_i;
i = 0;
t_i = 0;
while (input[i])
{
if (fill_token(t, input, &i, &t_i) == DELIMITE_TOKEN && input[i] && t_i)
{
if (!t->id)
t->id = T_WORD;
t->next = alloc_token(input_len - i);
if (!t->next)
return (ft_reti_perror(0, "alloc_token() error"));
t = t->next;
t_i = 0;
}
}
if (!t->id && t_i) // Fix parser syntax, but last elem must still be free
t->id = T_WORD;
/* if (!t->id)
t->id = T_WORD; */
return (1);
}
static int fill_token(t_token *t, char *input, int *i, int *t_i)
{
static int in_quotes = 0;
// operators
if (!in_quotes)
{
if (check_operators(t, input, i, t_i) == DELIMITE_TOKEN)
return (DELIMITE_TOKEN);
}
// quoting
if (input[*i] == '\'' && in_quotes != IN_DQUOTES)
{
t->content[(*t_i)++] = input[(*i)++];
if (in_quotes == IN_QUOTES)
in_quotes = 0;
else if (ft_strchr(&input[*i], '\'')) // if closed quotes
in_quotes = IN_QUOTES;
return (CONTINUE_TOKEN);
}
else if (input[*i] == '\"' && in_quotes != IN_QUOTES)
{
t->content[(*t_i)++] = input[(*i)++];
if (in_quotes == IN_DQUOTES)
in_quotes = 0;
else if (ft_strchr(&input[*i], '\"')) // if closed dquotes
in_quotes = IN_DQUOTES;
return (CONTINUE_TOKEN);
}
// blanks
if (!in_quotes && (input[*i] == ' ' || input[*i] == '\t'))
{
while (input[*i] == ' ' || input[*i] == '\t')
(*i)++;
return (DELIMITE_TOKEN);
}
else
t->content[(*t_i)++] = input[(*i)++];
return (CONTINUE_TOKEN);
}
static int check_operators(t_token *t, char *input, int *i, int *t_i)
{
if (*t_i != 0 && (input[*i] == '|' || input[*i] == '<' || input[*i] == '>'))
return (DELIMITE_TOKEN);
if (input[*i] == '|')
{
t->content[(*t_i)++] = input[(*i)++];
t->id = T_PIPE;
return (DELIMITE_TOKEN);
}
else if (input[*i] == '<')
{
t->content[(*t_i)++] = input[(*i)++];
t->id = T_LESS;
if (input[*i] == '<')
{
t->content[(*t_i)++] = input[(*i)++];
t->id = T_DLESS;
}
return (DELIMITE_TOKEN);
}
else if (input[*i] == '>')
{
t->content[(*t_i)++] = input[(*i)++];
t->id = T_GREAT;
if (input[*i] == '>')
{
t->content[(*t_i)++] = input[(*i)++];
t->id = T_DGREAT;
}
return (DELIMITE_TOKEN);
}
return (CONTINUE_TOKEN);
}
static t_token *alloc_token(size_t content_len)
{
t_token *token;
token = ft_calloc(1, sizeof *token);
if (!token)
return (NULL);
token->content = ft_calloc(content_len + 1, 1);
if (!token->content)
return (ft_retp_free(NULL, token, free));
return (token);
}
/*
https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_03
1 - OK
2 - OK
3 - OK
4 - OK
5 - OK / SEMI-OSEF
6 - OK
7 - OK
8 - OK
9 - OSEF
10 - OK
*/
// Doublon avec ft_lstclear()
/* void *free_tokens(t_token *t)
{
void *tmp;
while (t)
{
if (t->content)
free (t->content);
tmp = t;
t = t->next;
free(tmp);
}
return (NULL);
} */

65
srcs/lexing/check_operators.c Normal file
View File

@@ -0,0 +1,65 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* check_operators.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/19 08:38:55 by lperrey #+# #+# */
/* Updated: 2021/10/30 22:37:08 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
static int check_redirection(t_token *t, char *input, int *i, int *t_i);
static int check_pipe(t_token *t, char *input, int *i, int *t_i);
int check_operators(t_token *t, char *input, int *i, int *t_i)
{
if (*t_i != 0 && (input[*i] == '|' || input[*i] == '<' || input[*i] == '>'))
return (DELIMITE_TOKEN);
else if (check_pipe(t, input, i, t_i))
return (DELIMITE_TOKEN);
else if (check_redirection(t, input, i, t_i))
return (DELIMITE_TOKEN);
return (CONTINUE_TOKEN);
}
static int check_pipe(t_token *t, char *input, int *i, int *t_i)
{
if (input[*i] == '|')
{
t->content[(*t_i)++] = input[(*i)++];
t->id = T_PIPE;
return (1);
}
return (0);
}
static int check_redirection(t_token *t, char *input, int *i, int *t_i)
{
if (input[*i] == '<')
{
t->content[(*t_i)++] = input[(*i)++];
t->id = T_LESS;
if (input[*i] == '<')
{
t->content[(*t_i)++] = input[(*i)++];
t->id = T_DLESS;
}
return (1);
}
else if (input[*i] == '>')
{
t->content[(*t_i)++] = input[(*i)++];
t->id = T_GREAT;
if (input[*i] == '>')
{
t->content[(*t_i)++] = input[(*i)++];
t->id = T_DGREAT;
}
return (1);
}
return (0);
}

78
srcs/lexing/fill_token.c Normal file
View File

@@ -0,0 +1,78 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* fill_token.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/19 08:38:55 by lperrey #+# #+# */
/* Updated: 2021/10/30 22:35:01 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
int check_operators(t_token *t, char *input, int *i, int *t_i);
enum e_in_quote_state
{
NOT_IN = 0,
IN_QUOTES = '\'',
IN_DQUOTES = '\"'
};
int fill_token(t_token *t, char *input, int *i, int *t_i)
{
static int in_quotes = 0;
// operators
if (!in_quotes)
{
if (check_operators(t, input, i, t_i) == DELIMITE_TOKEN)
return (DELIMITE_TOKEN);
}
// quoting
if (input[*i] == '\'' && in_quotes != IN_DQUOTES)
{
t->content[(*t_i)++] = input[(*i)++];
if (in_quotes == IN_QUOTES)
in_quotes = 0;
else if (ft_strchr(&input[*i], '\'')) // if closed quotes
in_quotes = IN_QUOTES;
return (CONTINUE_TOKEN);
}
else if (input[*i] == '\"' && in_quotes != IN_QUOTES)
{
t->content[(*t_i)++] = input[(*i)++];
if (in_quotes == IN_DQUOTES)
in_quotes = 0;
else if (ft_strchr(&input[*i], '\"')) // if closed dquotes
in_quotes = IN_DQUOTES;
return (CONTINUE_TOKEN);
}
// blanks
if (!in_quotes && (input[*i] == ' ' || input[*i] == '\t'))
{
while (input[*i] == ' ' || input[*i] == '\t')
(*i)++;
return (DELIMITE_TOKEN);
}
else
t->content[(*t_i)++] = input[(*i)++];
return (CONTINUE_TOKEN);
}
/*
https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_03
1 - OK
2 - OK
3 - OK
4 - OK
5 - OK / SEMI-OSEF
6 - OK
7 - OK
8 - OK
9 - OSEF
10 - OK
*/

77
srcs/lexing/lexing.c Normal file
View File

@@ -0,0 +1,77 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* lexing.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/19 08:38:55 by lperrey #+# #+# */
/* Updated: 2021/10/30 22:37:48 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
int fill_token(t_token *t, char *input, int *i, int *t_i);
static t_token *alloc_token(size_t content_len);
static int tokenize_input(t_token *t, char *input, size_t input_len);
t_token *input_to_tokens(char *input)
{
t_token *t_head;
t_token *t_tmp;
size_t input_len;
input_len = ft_strlen(input);
t_head = alloc_token(input_len);
if (!t_head)
return (ft_retp_perror(NULL, "alloc_token() error"));
if (!tokenize_input(t_head, input, input_len))
return (ft_lstclear((t_list **)&t_head, free));
t_tmp = (t_token *)ft_lstbeforelast((t_list *)t_head);
if (t_tmp && !t_tmp->next->id)
{
ft_lstdelone((t_list *)t_tmp->next, free);
t_tmp->next = NULL;
}
return (t_head);
}
static t_token *alloc_token(size_t content_len)
{
t_token *token;
token = ft_calloc(1, sizeof (*token));
if (!token)
return (NULL);
token->content = ft_calloc(content_len + 1, 1);
if (!token->content)
return (ft_retp_free(NULL, token, free));
return (token);
}
static int tokenize_input(t_token *t, char *input, size_t input_len)
{
int i;
int t_i;
i = 0;
t_i = 0;
while (input[i])
{
if (fill_token(t, input, &i, &t_i) == DELIMITE_TOKEN && input[i] && t_i)
{
if (!t->id)
t->id = T_WORD;
t->next = alloc_token(input_len - i);
if (!t->next)
return (ft_reti_perror(0, "alloc_token() error"));
t = t->next;
t_i = 0;
}
}
if (!t->id && t_i)
t->id = T_WORD;
return (1);
}

9
srcs/main.c
View File

@@ -6,7 +6,7 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/04 05:59:26 by lperrey #+# #+# */
/* Updated: 2021/10/28 15:12:04 by hulamy ### ########.fr */
/* Updated: 2021/11/02 13:49:26 by hulamy ### ########.fr */
/* */
/* ************************************************************************** */
@@ -19,8 +19,11 @@ int main(int argc, char *argv[], char *envp[])
(void)argc;
(void)argv;
if (!init(&c, envp))
exit(EXIT_FAILURE);
shell_loop(&c);
free_exit(&c, EXIT_FAILURE);
if (isatty(STDIN_FILENO))
shell_loop(&c);
else
shell_script(&c);
return (0);
}

13
srcs/parsing/parsing.c
View File

@@ -1,3 +1,14 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* parsing.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/24 10:52:40 by lperrey #+# #+# */
/* Updated: 2021/11/02 13:49:06 by hulamy ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
@@ -54,7 +65,7 @@ t_cmd **parsing(t_token *token_list, char **envp)
%start program
%%
pipeline : command
| pipe_sequence '|' command
| pipeline '|' command
;
command : cmd_prefix cmd_name cmd_suffix
| cmd_prefix cmd_name

1
srcs/parsing/valid_command.c
View File

@@ -11,6 +11,7 @@
/* ************************************************************************** */
#include "minishell.h"
int valid_io_redirect(t_token **token_list);
static int valid_command_rule1(t_token **token_list);

1
srcs/parsing/valid_pipeline.c
View File

@@ -11,6 +11,7 @@
/* ************************************************************************** */
#include "minishell.h"
int valid_command(t_token **token_list);
int valid_pipeline(t_token **token_list)

3
srcs/parsing/valid_syntax.c
View File

@@ -11,6 +11,7 @@
/* ************************************************************************** */
#include "minishell.h"
int valid_pipeline(t_token **token_list);
int valid_syntax(t_token *token_list)
@@ -18,7 +19,7 @@ int valid_syntax(t_token *token_list)
if (valid_pipeline(&token_list))
return (1);
else
{ // WIP ERROR
{
ft_putstr_fd("minishell: syntax error near unexpected token \'", 2);
ft_putstr_fd(token_list->content, 2);
ft_putstr_fd("\'\n", 2);

73
srcs/shell_loop.c
View File

@@ -6,13 +6,15 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/04 05:59:26 by lperrey #+# #+# */
/* Updated: 2021/10/28 20:45:09 by hulamy ### ########.fr */
/* Updated: 2021/11/02 13:48:36 by hulamy ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
static char **tokens_list_to_argv(t_token *t); // temp test
//static char **tokens_list_to_argv(t_token *t); // temp test
void sigint_handler(int signum); //tmp
void sigquit_aka_eof_handler(int signum); //tmp
void close_fd(t_cmd *cmd)
{
@@ -64,11 +66,43 @@ void shell_loop(t_all *c)
{
add_history(line_input);
c->token_list = input_to_tokens(line_input);
// TEMP
// A faire aprés être sortie du mode interactif
// - Ignorer tout les signaux
// - Remettre ori_termios
c->signal_behaviour.sa_handler = SIG_IGN;
sigaction(SIGINT, &c->signal_behaviour, NULL);
sigaction(SIGQUIT, &c->signal_behaviour, NULL);
tcsetattr(STDIN_FILENO, TCSANOW, &c->ori_termios);
if (!fork())
{
char *arg_test[3];
arg_test[0] = ft_strdup("sleep");
arg_test[1] = ft_strdup("3");
arg_test[2] = NULL;
sigaction(SIGQUIT, &c->ori_signal_behaviour, NULL);
sigaction(SIGINT, &c->ori_signal_behaviour, NULL);
execve("/bin/sleep", arg_test, c->envp);
}
else
{
int wait_test;
wait(&wait_test);
c->signal_behaviour.sa_handler = sigint_handler;
sigaction(SIGINT, &c->signal_behaviour, NULL);
c->signal_behaviour.sa_handler = SIG_IGN;
sigaction(SIGQUIT, &c->signal_behaviour, NULL);
tcsetattr(STDIN_FILENO, TCSANOW, &c->interactive_termios);
}
// EXEC_PIPES_AND_CO()
// temp placeholder
if (ft_strncmp(c->token_list->content, "env", 4) == 0)
/* if (ft_strncmp(c->token_list->content, "env", 4) == 0)
builtin_env(0, NULL, c);
else if (ft_strncmp(c->token_list->content, "exit", 5) == 0)
builtin_exit(0, NULL, c);
@@ -85,12 +119,14 @@ void shell_loop(t_all *c)
// ft_lstprint((t_list *)c->token_list, 1);
execute_cmd(c->envp, c->cmd_arr);
ft_lstclear((t_list **)&c->token_list, free);
}
} */
}
else if (!line_input)
write(1, "\n", 1);
}
}
static char **tokens_list_to_argv(t_token *t) // temp test
/* static char **tokens_list_to_argv(t_token *t) // temp test
{
size_t i;
char **argv;
@@ -105,29 +141,4 @@ static char **tokens_list_to_argv(t_token *t) // temp test
t = t->next;
}
return (argv);
}
void wip_test()
{
char term_desc[2048];
char *term_type;
int term_width;
int term_height;
int ret;
term_type = getenv("TERM");
if (term_type == 0)
ft_putstr_fd("Specify a terminal type with `setenv TERM <yourtype>'.\n", 2);
ret = tgetent(term_desc, term_type);
if (ret < 0)
ft_putstr_fd("Could not access the termcap data base.\n", 2);
if (ret == 0)
ft_putstr_fd("Terminal type `%s' is not defined.\n", 2);
term_height = tgetnum ("li");
term_width = tgetnum ("co");
/* Extract information that termcap functions use. */
/* temp = tgetstr ("pc", BUFFADDR);
PC = temp ? *temp : 0;
BC = tgetstr ("le", BUFFADDR);
UP = tgetstr ("up", BUFFADDR); */
}
} */

19
srcs/shell_script.c Normal file
View File

@@ -0,0 +1,19 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* shell_script.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/26 23:47:44 by lperrey #+# #+# */
/* Updated: 2021/10/30 15:01:13 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
void shell_script(t_all *c) // WIP
{
ft_putstr_fd("Shell Script Placeholder\n", 1);
free_exit(c, EXIT_SUCCESS);
}

84
srcs/signals.c Normal file
View File

@@ -0,0 +1,84 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* signals.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/23 18:56:53 by lperrey #+# #+# */
/* Updated: 2021/10/30 14:28:08 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
void sigint_handler(int signum)
{
// Comment virer LE ^D De l'affichage ? Il ne fait pas partie de "rl_line_buffer".
if (rl_line_buffer && *rl_line_buffer)
{
return ;
}
else
{
free_exit(g_all, g_all->last_exit_status);
}
return ;
}
/* void sigquit_aka_eof_handler(int signum)
{
//ft_putstr_fd("TESTS\n", 1);
ft_putstr_fd("\n", 1);
rl_replace_line("", 1);
rl_on_new_line();
rl_redisplay();
return ;
} */
int set_signals_handling(struct sigaction *ori_signal_behaviour,
struct sigaction *signal_behaviour)
{
ori_signal_behaviour->sa_handler = SIG_DFL;
/* ctrl-D exit the shell.
eof = ^D; */
signal_behaviour->sa_handler = sigint_handler;
sigaction(SIGINT, signal_behaviour, NULL);
/* ctrl-\ do nothing.
quit = ^\; */
signal_behaviour->sa_handler = SIG_IGN;
//signal_behaviour->sa_handler = sigquit_aka_eof_handler;
sigaction(SIGQUIT, signal_behaviour, NULL);
/*
** remap (^D to ^C) and (^C to ^D) in terminal
** ^D is now "SIGINT" (handle here)
** ^C is now EOF (handle in shell_loop())
*/
return (1);
}
/*
ctrl-C print a new prompt on a newline.
intr = ^C;
ctrl-D exit the shell.
eof = ^D;
ctrl-\ do nothing.
quit = ^\;
*/
/*
speed 38400 baud; rows 22; columns 90; line = 0;
erase = ^?; kill = ^U;
eol = M-^?; eol2 = M-^?;
swtch = M-^?; start = ^Q; stop = ^S; susp = ^Z; rprnt = ^R; werase = ^W; lnext = ^V;
discard = ^O; min = 1; time = 0;
-parenb -parodd -cmspar cs8 hupcl -cstopb cread -clocal -crtscts
-ignbrk brkint -ignpar -parmrk -inpck -istrip -inlcr -igncr icrnl ixon -ixoff -iuclc ixany
imaxbel iutf8
opost -olcuc -ocrnl onlcr -onocr -onlret -ofill -ofdel nl0 cr0 tab0 bs0 vt0 ff0
isig icanon iexten echo echoe echok -echonl -noflsh -xcase -tostop -echoprt echoctl echoke
-flusho -extproc
*/

76
srcs/terminal.c Normal file
View File

@@ -0,0 +1,76 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* terminal.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/27 00:10:04 by lperrey #+# #+# */
/* Updated: 2021/10/30 14:17:16 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
#define CTRL_C 03
#define CTRL_D 04
#define CTRL_BACKSLASH 034
int set_terminal_attributes(struct termios *ori_termios,
struct termios *interactive_termios,
int *termios_changed)
{
tcgetattr(STDIN_FILENO, ori_termios);
*interactive_termios = *ori_termios;
interactive_termios->c_cc[VINTR] = CTRL_D;
interactive_termios->c_cc[VEOF] = CTRL_C;
//interactive_termios->c_cc[VQUIT] = CTRL_C;
//interactive_termios->c_cc[VEOF] = CTRL_BACKSLASH;
//interactive_termios->c_cc[VEOL] = CTRL_C;
*termios_changed = 1;
tcsetattr(STDIN_FILENO, TCSANOW, interactive_termios);
return (1);
}
//printf("STDIN_FILENO = %s\n ", ttyname(STDIN_FILENO));
//printf("STDOUT_FILENO = %s\n ", ttyname(STDOUT_FILENO));
//printf("STDERR_FILENO = %s\n ", ttyname(STDERR_FILENO));
//ft_putendl_fd(ttyname(STDIN_FILENO), 1);
//ft_putendl_fd(ttyname(STDOUT_FILENO), 1);
//ft_putendl_fd(ttyname(STDERR_FILENO), 1);
// ft_printf("BEFORE\n");
// ft_printf("i_io.c_cc[VEOF] = %i\ni_termios.c_cc[VINTR] = %i\n", (*interactive_termios)->c_cc[VEOF], (*interactive_termios)->c_cc[VINTR]);
// ft_printf("o_io.c_cc[VEOF] = %i\no_termios.c_cc[VINTR] = %i\n", (*ori_termios)->c_cc[VEOF], (*ori_termios)->c_cc[VINTR]);
// ft_printf("AFTER\n");
// ft_printf("i_io.c_cc[VEOF] = %i\ni_termios.c_cc[VINTR] = %i\n", (*interactive_termios)->c_cc[VEOF], (*interactive_termios)->c_cc[VINTR]);
// ft_printf("o_io.c_cc[VEOF] = %i\no_termios.c_cc[VINTR] = %i\n", (*ori_termios)->c_cc[VEOF], (*ori_termios)->c_cc[VINTR]);
void wip_test()
{
char term_desc[2048];
char *term_type;
int term_width;
int term_height;
int ret;
term_type = getenv("TERM");
if (term_type == 0)
ft_putstr_fd("Specify a terminal type with `setenv TERM <yourtype>'.\n", 2);
ret = tgetent(term_desc, term_type);
if (ret < 0)
ft_putstr_fd("Could not access the termcap data base.\n", 2);
if (ret == 0)
ft_putstr_fd("Terminal type `%s' is not defined.\n", 2);
term_height = tgetnum ("li");
term_width = tgetnum ("co");
/* Extract information that termcap functions use. */
/* temp = tgetstr ("pc", BUFFADDR);
PC = temp ? *temp : 0;
BC = tgetstr ("le", BUFFADDR);
UP = tgetstr ("up", BUFFADDR); */
}

7
valgrind_readline.supp
View File

@@ -4,3 +4,10 @@
...
fun:readline
}
{
<readline history>
Memcheck:Leak
...
fun:add_history
}