Fixing error status on mac, Fixing parser pipeline segfault, Fixing pipeline not closing read-end

5 files changed, 27 insertions, 20 deletions

diff --git a/src/eval/operation.c b/src/eval/operation.c
index a54b657..d8206b6 100644
--- a/src/eval/operation.c
+++ b/src/eval/operation.c
@@ -6,7 +6,7 @@
 /*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/06/17 15:27:22 by charles           #+#    #+#             */
-/*   Updated: 2020/10/06 15:53:12 by cacharle         ###   ########.fr       */
+/*   Updated: 2020/10/06 16:11:54 by cacharle         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -60,12 +60,6 @@ int			eval_pipeline(int fds[2], t_env env, t_ast *ast)
 	prev_output = STDIN_FILENO;
 	curr = ast->pipeline;
 
-
-	// create pipe
-	// fork
-	//    dup2 pipe write -> stdout
-	//    dup2 prev_output -> stdin
-
 	while (curr->next != NULL)
 	{
 		pipe(p);
@@ -75,11 +69,18 @@ int			eval_pipeline(int fds[2], t_env env, t_ast *ast)
 		{
 			dup2(p[FD_WRITE], STDOUT_FILENO);
 			if (prev_output != STDIN_FILENO)
+			{
 				dup2(prev_output, STDIN_FILENO);
+				close(prev_output);
+			}
 			close(p[FD_READ]);
+			fds[0] = FD_NONE;
+			fds[1] = FD_NONE;
 			exit(eval(fds, env, curr->data, NULL, FD_NONE));
 		}
 		close(p[FD_WRITE]);
+		if (prev_output != STDIN_FILENO)
+			close(prev_output);
 		prev_output = p[FD_READ];
 		curr = curr->next;
 	}
@@ -89,10 +90,16 @@ int			eval_pipeline(int fds[2], t_env env, t_ast *ast)
 	{
 		/* dup2(p[FD_WRITE], STDOUT_FILENO); */
 		if (prev_output != STDIN_FILENO)
+		{
 			dup2(prev_output, STDIN_FILENO);
+			close(prev_output);
+		}
 		close(p[FD_WRITE]);
+		fds[0] = FD_NONE;
+		fds[1] = FD_NONE;
 		exit(eval(fds, env, curr->data, NULL, FD_NONE));
 	}
+	close(p[FD_READ]);
 
 	while (wait(NULL) != -1)
 		;
diff --git a/src/lexer/trim.c b/src/lexer/trim.c
index 652a78b..c8ed49e 100644
--- a/src/lexer/trim.c
+++ b/src/lexer/trim.c
@@ -6,7 +6,7 @@
 /*   By: nahaddac <nahaddac@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/07/16 08:18:36 by nahaddac          #+#    #+#             */
-/*   Updated: 2020/09/16 20:09:42 by charles          ###   ########.fr       */
+/*   Updated: 2020/10/06 16:14:54 by cacharle         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -66,7 +66,7 @@ int 	del_quote(char *str)
 	if (quote_counter % 2 == 1)
 	{
 		errorf("unexpected EOF while looking for matching `%c'\n", str[0]);
-		return (1);
+		return (2);
 	}
 	str[i] = '\0';
 	ft_memmove(str, str + 1, ft_strlen(str + 1) + 1);
diff --git a/src/main.c b/src/main.c
index 3398814..7898547 100644
--- a/src/main.c
+++ b/src/main.c
@@ -6,7 +6,7 @@
 /*   By: cacharle <cacharle@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/02/28 11:45:44 by cacharle          #+#    #+#             */
-/*   Updated: 2020/10/06 10:36:28 by cacharle         ###   ########.fr       */
+/*   Updated: 2020/10/06 16:14:07 by cacharle         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -43,11 +43,11 @@ int		execute(t_env env, char *input)
 		return (status);
 	parser_out = parse(lexer_out);
 	if (parser_out == NULL || parser_out->syntax_error)
-		return (1);
+		return (2);
 	fds[0] = FD_NONE;
 	fds[1] = FD_NONE;
 	status = eval(fds, env, parser_out->ast, NULL, FD_NONE);
-	ast_destroy(parser_out->ast);
+	/* ast_destroy(parser_out->ast); */
 	free(parser_out);
 	if (status == EVAL_FATAL)
 		exit(1);
@@ -69,11 +69,11 @@ int		repl(t_env env)
 			continue ;
 		}
 		if (execute(env, line) == EVAL_FATAL)
-			return (1);
+			return (2);
 		print_prompt();
 	}
 	if (ret != FTGL_EOF)
-		return (1);
+		return (2);
 	return (0);
 }
 
diff --git a/src/parser/parser.c b/src/parser/parser.c
index 0e3fbaf..80f7349 100644
--- a/src/parser/parser.c
+++ b/src/parser/parser.c
@@ -6,7 +6,7 @@
 /*   By: nahaddac <nahaddac@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/06/17 18:09:04 by nahaddac          #+#    #+#             */
-/*   Updated: 2020/10/06 11:22:14 by cacharle         ###   ########.fr       */
+/*   Updated: 2020/10/06 16:26:48 by cacharle         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -38,8 +38,6 @@ static char *g_sep_str_lookup[] = {
 t_parsed	*parse_redir(t_tok_lst *input, t_tok_lst **redirs)
 {
 	tok_lst_push_back(redirs, tok_lst_uncons(&input));
-	if (input == NULL)
-		return (parsed_error("syntax error near unexpected token `newline'\n"));
 	// FIXME big condition could be avoided with lexer not putting STICK
 	// if the next tokens isn't a string
 	while (input != NULL
@@ -59,7 +57,7 @@ t_parsed	*parse_cmd(t_tok_lst *input)
 	t_ast		*ast;
 	t_parsed	*tmp;
 
-	if (input->tag & TAG_IS_SEP)
+	if (input->tag & TAG_IS_SEP || input->tag == TAG_PIPE)
 		return (parsed_error("syntax error near unexpected token `%s'\n", input->content));
 	if ((ast = ast_new(AST_CMD)) == NULL)
 		return (NULL);
@@ -90,6 +88,8 @@ t_parsed	*parse_pipeline(t_tok_lst *input)
 	if (expr == NULL || expr->syntax_error ||
 		expr->rest == NULL || expr->rest->tag != TAG_PIPE)
 		return (expr);
+	if (expr->rest->next == NULL)
+		return (parsed_error("syntax error expected token\n"));
 	tail = parse_pipeline(expr->rest->next);
 	if (tail == NULL || tail->syntax_error)
 		return (tail);
diff --git a/src/preprocess.c b/src/preprocess.c
index 3b05e76..22bf266 100644
--- a/src/preprocess.c
+++ b/src/preprocess.c
@@ -6,7 +6,7 @@
 /*   By: charles <charles@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/04/03 08:58:49 by charles           #+#    #+#             */
-/*   Updated: 2020/09/16 19:42:25 by charles          ###   ########.fr       */
+/*   Updated: 2020/10/06 16:30:30 by cacharle         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -85,7 +85,7 @@ char	**st_tokens_to_argv(t_tok_lst **tokens)
 
 bool escape(char *str, enum e_tok tag)
 {
-	if (str[0] == '\\' && str[1] != '\0'
+	if (str[0] == '\\' // && str[1] != '\0' not on mac
 			&& (tag & TAG_STR
 				|| ((tag & TAG_STR_DOUBLE) && ft_strchr("\\\"$", str[1]))))
 	{