Drop line_number and prog global variables

All important states should be stored in the local struct allocated in
main function.

1 files changed, 0 insertions, 3 deletions

diff --git a/src/ast.c b/src/ast.c
index eb3ac54..c1e9b12 100644
--- a/src/ast.c
+++ b/src/ast.c
@@ -9,8 +9,6 @@
 #include <stdlib.h>
 
 
-extern int line_number;
-
 AST_NODE *Allocate(AST_TYPE type)
 {
     AST_NODE *temp;
@@ -22,7 +20,6 @@ AST_NODE *Allocate(AST_TYPE type)
     temp->parent = NULL;
     // Notice that leftmostSibling is not initialized as NULL
     temp->leftmostSibling = temp;
-    temp->linenumber = line_number;
     return temp;
 }