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archi ok, test struct de grammaire

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This commit is contained in:
ariard@student.42.fr 2017-02-09 20:34:09 +01:00
parent e7a7fc04df
commit 87b7d65d71
17 changed files with 102 additions and 63 deletions
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5
42sh/Makefile
View file

@ -170,10 +170,13 @@ main/shell_script.c\
main/sig_handler.c\
parser/parse.c\
parser/ft_parse.c\
parser/produce_prim_sym.c\
parser/produce_sym.c\
parser/eval_sym.c\
parser/aggregate_sym.c\
parser/pop_stack.c\
parser/push_stack.c\
parser/superflous_sym.c\
parser/error_syntax.c\
parser/get_instruction.c\
parser/get_sub_instruction.c\
parser/parse_dgreat.c\

2
42sh/includes/lexer.h
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@ -6,7 +6,7 @@
/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/12/01 12:15:50 by jhalford #+# #+# */
/* Updated: 2017/02/09 17:06:08 by ariard ### ########.fr */
/* Updated: 2017/02/09 20:20:23 by ariard ### ########.fr */
/* */
/* ************************************************************************** */

24
42sh/includes/parser.h
View file

@ -6,7 +6,7 @@
/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/12/01 12:15:54 by jhalford #+# #+# */
/* Updated: 2017/02/09 18:04:35 by ariard ### ########.fr */
/* Updated: 2017/02/09 20:28:03 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
@ -75,27 +75,27 @@ typedef unsigned long long int t_sym;
#define SYM_GREAT (1UL << 49)
#define SYM_LESSAND (1UL << 50)
#define SYM_LESS (1UL << 51)
#define SYM_SEMI (1UL << 52)
int ft_parse(t_btree **ast, t_list **token);
int produce_sym(t_sym *new_sym, t_list **lst);
int produce_sym(t_sym stack, t_sym *new_sym, t_list **lst);
int eval_sym(t_sym stack, t_sym new_sym);
int aggregate_sym(t_sym stack, t_sym *new_sym);
int aggregate_sym(t_sym **stack, t_sym *new_sym);
int superflous_sym(t_sym stack, t_sym new_sym);
int push_stack(t_sym *stack, t_sym *new_sym);
int push_stack(t_sym *stack, t_sym new_sym);
int pop_stack(t_sym **stack, int k);
int error_syntax(t_list **token);
int ft_read_stack(t_sym *stack);
char *read_state(t_sym current);
enum e_parstate
{
UNDEFINED,
ERROR,
SUCCESS,
};
#define UNDEFINED (1 << 0)
#define ERROR (1 << 1)
#define SUCCESS (1 << 2)
typedef enum e_parstate t_parstate;
typedef int t_parstate;
/*
* Build AST

2
42sh/sample/stack.sh
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@ -1 +1 @@
ls > file1
ls ;

2
42sh/src/lexer/ft_tokenize.c
View file

@ -6,7 +6,7 @@
/* By: jhalford <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/11/10 13:37:11 by jhalford #+# #+# */
/* Updated: 2017/02/09 15:37:13 by ariard ### ########.fr */
/* Updated: 2017/02/09 19:54:13 by ariard ### ########.fr */
/* */
/* ************************************************************************** */

2
42sh/src/lexer/lexer_default.c
View file

@ -6,7 +6,7 @@
/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/11/28 18:36:21 by jhalford #+# #+# */
/* Updated: 2017/02/03 19:53:49 by ariard ### ########.fr */
/* Updated: 2017/02/09 19:26:55 by ariard ### ########.fr */
/* */
/* ************************************************************************** */

2
42sh/src/main/shell_script.c
View file

@ -6,7 +6,7 @@
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/01/22 23:06:34 by ariard #+# #+# */
/* Updated: 2017/02/09 16:45:16 by ariard ### ########.fr */
/* Updated: 2017/02/09 20:30:31 by ariard ### ########.fr */
/* */
/* ************************************************************************** */

21
42sh/src/parser/aggregate_sym.c
View file

@ -6,7 +6,7 @@
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/09 17:39:18 by ariard #+# #+# */
/* Updated: 2017/02/09 18:10:13 by ariard ### ########.fr */
/* Updated: 2017/02/09 20:19:29 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
@ -14,20 +14,15 @@
//descente recursive pour multi aggregation
int aggregate_sym(t_sym stack, t_sym *new_sym)
int aggregate_sym(t_sym **stack, t_sym *new_sym)
{
int k;
if (stack == 0 && *new_sym == CMD_NAME)
DG("aggregate head %s && sym %s", read_state(**stack), read_state(*new_sym));
if (**stack == 0 && *new_sym == CMD_NAME)
{
new_sym = SIMPLE_COMMAND;
k = aggregate_sym(stack, new_sym);
return (k);
}
if (stack == SIMPLE_COMMAND && *new_sym == PROGRAM)
{
new_sym = PROGRAM
*new_sym = SIMPLE_COMMAND;
aggregate_sym(stack, new_sym);
}
if (**stack == 0 && *new_sym == SIMPLE_COMMAND)
*new_sym = PROGRAM;
return (0);
}

20
42sh/src/parser/error_syntax.c Normal file
View file

@ -0,0 +1,20 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* error_syntax.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/09 20:15:35 by ariard #+# #+# */
/* Updated: 2017/02/09 20:31:48 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
#include "parser.h"
int error_syntax(t_list **lst)
{
(void)lst;
ft_putstr_fd("syntax error near unexepected token ';'", 2);
return (1);
}

4
42sh/src/parser/eval_sym.c
View file

@ -6,7 +6,7 @@
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/09 16:26:30 by ariard #+# #+# */
/* Updated: 2017/02/09 17:50:23 by ariard ### ########.fr */
/* Updated: 2017/02/09 20:14:46 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
@ -14,7 +14,7 @@
int eval_sym(t_sym stack, t_sym new_sym)
{
// DG("eval head %s && eval sym %s", read_state(stack), read_state(new_sym));
DG("eval head %s && eval sym %s", read_state(stack), read_state(new_sym));
if (stack == 0 && new_sym == CMD_NAME)
return (0);
if (stack == SYM_GREAT && new_sym == CMD_NAME)

30
42sh/src/parser/ft_parse.c
View file

@ -6,7 +6,7 @@
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/09 14:30:22 by ariard #+# #+# */
/* Updated: 2017/02/09 18:03:53 by ariard ### ########.fr */
/* Updated: 2017/02/09 20:32:25 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
@ -17,40 +17,32 @@ int ft_parse(t_btree **ast, t_list **token)
t_sym *new_sym;
t_sym *stack;
t_parstate state;
int k;
(void)ast;
state = UNDEFINED;
new_sym = ft_memalloc(sizeof(t_sym));
stack = ft_memalloc(sizeof(t_sym) * 1000);
*stack = 0;
k = 0;
push_stack(stack, 0);
while (*token)
{
produce_sym(new_sym, token);
produce_sym(*stack, new_sym, token);
if (eval_sym(*stack, *new_sym))
state = ERROR;
DG("head state : %s", read_state(*stack));
else
{
k = aggregate_sym(*stack, new_sym)
if (k)
{
while (k--)
pop_stack(stack--);
push_stack(++stack, new_sym);
aggregate_sym(&stack, new_sym);
//superflous sym
push_stack(++stack, *new_sym);
}
else if (!superflous_sym(new_sym, stack))
push_stack(++stack, new_sym);
}
/* if (head_stack == PROGRAM)
if (*stack == PROGRAM)
state = PROGRAM;
if (state == ERROR)
return (error_syntax(token));
if (state == PROGRAM)
return (0);
build_tree(token, ast);
*/ }
ft_putstr("success");
// build_tree(token, ast);
ft_lst_delif(token, (*token)->content, &ft_addrcmp, &token_free);
}
ft_read_stack(stack);
return (0);
}

2
42sh/src/parser/parse_separator.c
View file

@ -6,7 +6,7 @@
/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/11/28 16:21:51 by jhalford #+# #+# */
/* Updated: 2017/02/06 17:52:31 by ariard ### ########.fr */
/* Updated: 2017/02/09 19:27:22 by ariard ### ########.fr */
/* */
/* ************************************************************************** */

20
42sh/src/parser/pop_stack.c Normal file
View file

@ -0,0 +1,20 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* pop_stack.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/09 19:12:44 by ariard #+# #+# */
/* Updated: 2017/02/09 20:02:05 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
#include "parser.h"
int pop_stack(t_sym **stack, int k)
{
while (k--)
*stack-- = 0;
return (0);
}

7
42sh/src/parser/produce_sym.c
View file

@ -6,16 +6,17 @@
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/09 17:58:34 by ariard #+# #+# */
/* Updated: 2017/02/09 17:58:45 by ariard ### ########.fr */
/* Updated: 2017/02/09 20:28:25 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
#include "parser.h"
int produce_sym(t_sym *new_sym, t_list **lst)
int produce_sym(t_sym stack, t_sym *new_sym, t_list **lst)
{
t_token *token;
(void)stack;
token = (*lst)->content;
if (token->type == TK_N_WORD)
*new_sym = CMD_NAME;
@ -33,5 +34,7 @@ int produce_sym(t_sym *new_sym, t_list **lst)
*new_sym = SYM_LESSAND;
else if (token->type == TK_LESS)
*new_sym = SYM_LESS;
else if (token->type == TK_SEMI)
*new_sym = SYM_SEMI;
return (0);
}

6
42sh/src/parser/push_stack.c
View file

@ -6,14 +6,14 @@
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/09 16:48:30 by ariard #+# #+# */
/* Updated: 2017/02/09 17:55:44 by ariard ### ########.fr */
/* Updated: 2017/02/09 20:00:35 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
#include "parser.h"
int push_stack(t_sym *stack, t_sym *new_sym)
int push_stack(t_sym *stack, t_sym new_sym)
{
*stack = *new_sym;
*stack = new_sym;
return (0);
}

8
42sh/src/parser/read_stack.c
View file

@ -6,7 +6,7 @@
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/09 15:32:10 by ariard #+# #+# */
/* Updated: 2017/02/09 17:33:30 by ariard ### ########.fr */
/* Updated: 2017/02/09 19:41:44 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
@ -30,6 +30,12 @@ char *read_state(t_sym current)
return ("LESSAND");
if (current == SYM_LESS)
return ("LESS");
if (current == SIMPLE_COMMAND)
return ("SIMPLE_COMMAND");
if (current == PROGRAM)
return ("PROGRAM");
if (current != 0)
return ("NON-DEFINED");
return (NULL);
}

4
42sh/src/parser/superflous_sym.c
View file

@ -6,7 +6,7 @@
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/09 17:47:33 by ariard #+# #+# */
/* Updated: 2017/02/09 17:56:25 by ariard ### ########.fr */
/* Updated: 2017/02/09 19:25:30 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
@ -14,7 +14,7 @@
int superflous_sym(t_sym stack, t_sym new_sym)
{
if (stack == new_sym);
if (stack == new_sym)
return (1);
return (0);
}