fix: small bugs to make it compile

src/utils/Makefile.am

@@ -14,6 +14,9 @@ libutils_a_SOURCES =  \
 	ast/ast_redir.c \
 	ast/ast_void.c \
 	ast/ast_end.c \
+	ast/ast_word.c \
+	ast/ast_neg.c \
+	ast/ast_pipe.c \
 	args/args.c \
 	vars/vars.c
 

src/utils/ast/ast.h

@@ -11,6 +11,7 @@
 #include "ast_void.h"
 #include "ast_word.h"
 #include "ast_pipe.h"
+#include "ast_neg.h"
 
 /**
  * Prints the Graphviz DOT representation of the given AST to stdout.

src/utils/ast/ast_base.h

@@ -29,6 +29,7 @@ struct ast
      * - struct ast_command* (AST_CMD)
      * - struct ast_and_or* (AST_AND_OR)
      * - struct ast_redir* (AST_REDIR)
+     * - and a lot more now...
      */
     void *data;
 };

src/utils/ast/ast_command.c

@@ -18,7 +18,7 @@ struct ast *ast_create_command(struct list *command)
 
 struct ast_command *ast_get_command(struct ast *node)
 {
-    if (node == NULL || node->type == AST_CMD)
+    if (node == NULL || node->type != AST_CMD)
         return NULL;
     return (struct ast_command *)node->data;
 }

src/utils/ast/ast_neg.c

@@ -4,7 +4,7 @@
 
 bool ast_is_neg(struct ast *node)
 {
-    return node != NULL && node->type == AST_REDIR;
+    return node != NULL && node->type == AST_NEG;
 }
 
 struct ast_neg *ast_get_neg(struct ast *node)
@@ -20,6 +20,8 @@ struct ast *ast_create_neg(bool negation, struct ast *child)
     if (!node)
         return NULL;
 
+    node->negation = negation;
+    node->child = child;
     return ast_create(AST_NEG, node);
 }
 

src/utils/ast/ast_word.c

@@ -1,5 +1,7 @@
+#define _POSIX_C_SOURCE 200809L
 #include "ast_word.h"
 
+#include <stdio.h>
 #include <stdbool.h>
 #include <stdlib.h>
 #include <string.h>