added more symbol table functions

grammar.y

@@ -4,6 +4,7 @@
 // Prologue
 %{
   #include <stdio.h>
+  #include "symbol_table.c"
 %}
 
 %token ID 101
@@ -53,7 +54,7 @@
 %token RELEASE 614
 %token COMMENT 700
 %%
-B : '{' E '}'; //Braced Expressions can have braces removed to get regular expressions
+B : '{'{CreateScope(cur,line,column)} E '}'; //Braced Expressions can have braces removed to get regular expressions
 D : '[' l ']'; //Declaration Lists Brackets can be taken out to get a list of Declarations
 E : Maybe_D U; //An expression can start with an optional D followed by an undeclared segment
 Maybe_D : D

runner.c

@@ -81,7 +81,8 @@ int run(FILE *alpha) {
 	}
    	if(token == 1999){
                 printf("On line number %d and column number %d we have an invalid character:%s\n",line_number,column_number,yytext);
-                return -1;}
+                //return -1;
+}
 	column_number += yyleng;
     }
 

symbol_table.c

@@ -101,6 +101,37 @@ void print_symbol_table(SymbolTable *table, FILE *file_ptr){
         }
 }
 
+SymbolTable * getParent(SymbolTable* st){
+	return st->ParentScope;
+	}
+
+ListOfTable * getChildren(SymbolTable* st){
+	return st->Children_Scope;
+	}
+SymbolTable * getFirstChild(ListOfTable * lt){
+	return  lt->table;
+	}
+ListOfTable * getRestOfChildren(ListOfTable * lt){
+	return lt->next;
+	}
+TableNode * getFirstEntry(SymbolTable * st){
+	return st->entries;
+	}
+TableNode * getNextEntry(TableNode * tn){
+	return tn->next;
+	}
+char * getType(TableNode * tn){
+	return tn->theType;
+	}
+char * getName(TableNode * tn){
+        return tn->theName;
+        }
+int getLine(SymbolTable * st){
+	return st->line;
+	}
+int getColumn(SymbolTable *st){
+	return st->column;
+	}
 //uncomment the below main function along with the headers above for a simple standalone test of table and entry creation
 
 /*

symbol_table.h

@@ -17,11 +17,11 @@ typedef struct TableNode{
 }TableNode;
 
 typedef struct SymbolTable{
-        TableNode* entries;
-        struct SymbolTable* Parent_Scope;
-        struct ListOfTable* Children_Scope;
-        int Line_Number;
-        int Column_Number;
+       TableNode* entries;
+       struct SymbolTable* Parent_Scope;
+       struct ListOfTable* Children_Scope;
+       int Line_Number;
+       int Column_Number;
 }SymbolTable;