From 322afd388c9c3112e81c839eb7258cfb06cfcba9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rapha=C3=ABl=20LACROIX?= <rlacroix@insa-toulouse.fr>
Date: Fri, 14 Apr 2023 15:37:57 +0200
Subject: [PATCH] added flush

---
 table.c | 31 ++++++++++++++++++++++++++++++-
 table.h |  3 +++
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/table.c b/table.c
index 4469232..bfbd20f 100644
--- a/table.c
+++ b/table.c
@@ -2,6 +2,8 @@
 #include <stdlib.h>
 #include <string.h>
 
+#define VERBOSITY 1 // 1 -> displays the table, 0 no display
+
 int memorySizes[2] = {1,1};
 
 /*At the start of the execution : the whole array is empty*/
@@ -83,12 +85,22 @@ void clearOutOfScopeVariable(){
 
     // and we free their memory (i.e. decrease esp)
     esp -= memoryFreed;
+
+    if (VERBOSITY) {
+        printf("\n\nclearOutOfScopeVariable::After");
+        displayTable();
+    }
 }
 
 
 /* sets the init state of the symbol to true */
 void setInit(char *name){
     symbolTable[getIndex(name)].init = true;
+
+    if (VERBOSITY) {
+        printf("\n\nsetInit %s", name);
+        displayTable();
+    }
 }
 
 /*creates a new structure and updates variables*/
@@ -115,14 +127,31 @@ void addElement(char* name, enumVarType type){
     currentIndex ++;
 
     esp += memorySizes[type];
+
+    if (VERBOSITY) {
+        printf("\n\nAddElement %s", name);
+        displayTable();
+    }
 }
 
+
+/* removes all symbols */
+void flushSymbolTable(){
+    currentIndex = 0;
+    checkArraySanity();
+    if (VERBOSITY) {
+        printf("\n\nflushSymbolTable::After");
+        displayTable();
+    }
+}
+
+
 /*Checks for the length of the array and reallocates if necessary*/
 void checkArraySanity(){
     if (currentIndex == maxIndex){
         reallocateArray(maxIndex * 2);
     } else {
-        if (currentIndex < maxIndex / 2){
+        if (currentIndex < maxIndex / 2 && maxIndex / 2 > START_TABLE_SIZE){
             reallocateArray(maxIndex / 2);
         }
     }
diff --git a/table.h b/table.h
index 96aa89b..f4bc062 100644
--- a/table.h
+++ b/table.h
@@ -44,6 +44,9 @@ void initSymbolTable();
 /* removes all symbols associated with the current Depth*/
 void clearOutOfScopeVariable();
 
+/* removes all symbols */
+void flushSymbolTable();
+
 
 /* Adds an element */
 void addElement(char* name, enumVarType type);