From 97b7240286475031377c6c170c0525d185f4717a Mon Sep 17 00:00:00 2001
From: "Gu://em_" <guillem.george@epita.fr>
Date: Sat, 10 Jan 2026 19:57:36 +0100
Subject: [PATCH] fix: Fixed ALL the code

---
 .gitignore                            | 43 +++++++++++++++++++++++++++
 configure.ac                          |  1 -
 src/execution/execution.c             |  5 ++--
 src/io_backend/io_backend.c           |  7 +++--
 src/lexer/lexer.c                     |  7 ++++-
 src/main.c                            |  2 ++
 src/parser/parser.c                   |  1 +
 src/utils/Makefile.am                 |  4 ++-
 src/utils/string_utils/string_utils.c |  7 +++--
 src/utils/string_utils/string_utils.h |  2 ++
 10 files changed, 68 insertions(+), 11 deletions(-)

diff --git a/.gitignore b/.gitignore
index ccbc1e7..64c4a76 100644
--- a/.gitignore
+++ b/.gitignore
@@ -132,3 +132,46 @@ $RECYCLE.BIN/
 *.msm
 *.msp
 *.lnk
+
+# Autotools (since it disappeared for some reason)
+
+Makefile.in
+/ar-lib
+/mdate-sh
+/py-compile
+/test-driver
+/ylwrap
+.deps/
+.dirstamp
+
+autom4te.cache
+/autoscan.log
+/autoscan-*.log
+/aclocal.m4
+/compile
+/config.cache
+/config.guess
+/config.h.in
+/config.log
+/config.status
+/config.sub
+/configure
+/configure.scan
+/depcomp
+/install-sh
+/missing
+/stamp-h1
+
+/libtool
+/ltmain.sh
+.libs/
+
+/texinfo.tex
+
+m4/libtool.m4
+m4/ltoptions.m4
+m4/ltsugar.m4
+m4/ltversion.m4
+m4/lt~obsolete.m4
+
+Makefile
diff --git a/configure.ac b/configure.ac
index f9684ed..f8638ca 100644
--- a/configure.ac
+++ b/configure.ac
@@ -25,7 +25,6 @@ AC_PROG_CC
 # List Makefiles in subdirectories
 AC_CONFIG_FILES([
                     src/Makefile
-                    src/ast/Makefile
                     src/parser/Makefile
                     src/lexer/Makefile
                     src/io_backend/Makefile
diff --git a/src/execution/execution.c b/src/execution/execution.c
index 3f6b1a3..855fd37 100644
--- a/src/execution/execution.c
+++ b/src/execution/execution.c
@@ -112,12 +112,11 @@ int execution(struct ast *ast)
         return 0;
     }
     case AST_CMD: {
-        struct ast_cmd *cmd = ast->data->ast_cmd; // Cast implicit
+        struct ast_cmd *cmd = ast_get_cmd(ast);
         return exec_command(cmd); // It's recursive
     }
     case AST_IF: {
-        struct ast_if *if_node =
-            ast->data->ast_if; // We cast the union to ast_if
+        struct ast_if *if_node = ast_get_if(ast);
         int cond = execution(if_node->condition);
         if (cond == 0) // True
         {
diff --git a/src/io_backend/io_backend.c b/src/io_backend/io_backend.c
index ee6b09b..176585f 100644
--- a/src/io_backend/io_backend.c
+++ b/src/io_backend/io_backend.c
@@ -11,18 +11,19 @@ int iob_init(struct iob_context *ctx)
 
     switch (context.mode)
     {
-    IOB_MODE_STDIN:
+    case IOB_MODE_STDIN:
         input = stdin;
         return 0;
 
-    IOB_MODE_SCRIPT:
+    case IOB_MODE_SCRIPT:
         if (context.args == NULL)
             return -2;
         input = fopen(context.args, "r");
         if (input == NULL)
             return -4;
+        return 0;
 
-    IOB_MODE_CMD:
+    case IOB_MODE_CMD:
         if (context.args != NULL)
             return -2;
         else
diff --git a/src/lexer/lexer.c b/src/lexer/lexer.c
index 5b03c18..def814c 100644
--- a/src/lexer/lexer.c
+++ b/src/lexer/lexer.c
@@ -1,13 +1,16 @@
 #include "lexer.h"
 
 #include <stdbool.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
 
 #include "io_backend/io_backend.h"
 
 static char *end_last_token;
 static ssize_t remaining_chars;
 
-char *new_token(char *begin, size_t size)
+char *new_token(char *begin, ssize_t size)
 {
     char *res = calloc(size + 1, sizeof(char));
     if (res == NULL)
@@ -56,6 +59,7 @@ char *get_token(void)
                 // skip blank char
                 // exit from loop
                 char *token = new_token(stream, i);
+                return token;
             }
         default:
             break;
@@ -64,4 +68,5 @@ char *get_token(void)
     }
 
     remaining_chars -= i;
+    return NULL;
 }
diff --git a/src/main.c b/src/main.c
index e05c6f6..f20378e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -2,5 +2,7 @@
 
 int main(int argc, char **argv)
 {
+    (void)argc;
+    (void)argv;
     return 0;
 }
diff --git a/src/parser/parser.c b/src/parser/parser.c
index 6651e53..30cecdd 100644
--- a/src/parser/parser.c
+++ b/src/parser/parser.c
@@ -9,5 +9,6 @@ struct ast *get_ast()
 
 struct ast *get_ast_str(char *command)
 {
+    (void)command;
     return NULL;
 }
diff --git a/src/utils/Makefile.am b/src/utils/Makefile.am
index 5b72df3..b876698 100644
--- a/src/utils/Makefile.am
+++ b/src/utils/Makefile.am
@@ -1,7 +1,9 @@
 lib_LIBRARIES = libutils.a
 
 libutils_a_SOURCES =  \
-	string_utils.c
+	string_utils/string_utils.c \
+	ast/ast.c \
+	lists/lists.c 
 
 libutils_a_CPPFLAGS = -I$(top_srcdir)/src
 
diff --git a/src/utils/string_utils/string_utils.c b/src/utils/string_utils/string_utils.c
index 6e07f7e..6762b07 100644
--- a/src/utils/string_utils/string_utils.c
+++ b/src/utils/string_utils/string_utils.c
@@ -1,4 +1,7 @@
-#include "utils/string_utils/string_utils.h"
+#include "string_utils.h"
+
+#include <ctype.h>
+#include <stddef.h>
 
 ssize_t skip_blanks(char **str)
 {
@@ -7,7 +10,7 @@ ssize_t skip_blanks(char **str)
         return 0;
     }
     ssize_t skipped = 0;
-    while (str[skipped] != '\0' && !isblank(str[skipped]))
+    while (*str[skipped] != '\0' && !isblank(str[skipped]))
     {
         skipped++;
     }
diff --git a/src/utils/string_utils/string_utils.h b/src/utils/string_utils/string_utils.h
index 3fee923..5e6df94 100644
--- a/src/utils/string_utils/string_utils.h
+++ b/src/utils/string_utils/string_utils.h
@@ -1,6 +1,8 @@
 #ifndef STRING_UTILS_H
 #define STRING_UTILS_H
 
+#include <sys/types.h>
+
 /*
  * @brief: skips blank characters at the beginning of [str].
  * @return: number of characters skipped.