#include <stdio.h>
#include "asmTable.h"
#include "stdlib.h"
#include <string.h>

static int labelCounter = 0;

/*At the start of the execution : the whole array is empty*/
static ASMLine* asmTable;
static int lineCounter = 0;
static int maxIndex = START_TABLE_SIZE;


#include "asmTable.h"

/* Error display */
void error(char* mess){
    printf("ERROR : %s\n", mess);
    exit(-1);
}

/* /!\ To be called at the beginning
 * Initializes the array of Symbols*/
void initASMTable(){
    asmTable = malloc(sizeof(ASMLine) * START_TABLE_SIZE);
}

/*Checks for the length of the array and reallocates if necessary*/
void checkArraySanity(){
    if (lineCounter == maxIndex){
        reallocateArray(maxIndex * 2);
    }
}

/*reallocates the array with the specified size*/
void reallocateArray(int size){
    char *temp = (ASMLine*) realloc(asmTable, (sizeof(ASMLine) * size));
    if (temp != NULL){
        asmTable = temp;
    }
    else {
        error("Cannot allocate more memory.\n");
    }
}

/*inserts an asm code line at the current index*/
void addLine(char* s) {
    strcpy(asmTable[lineCounter].name,s);
    asmTable[lineCounter].jumpLine;
    lineCounter++;
}

/*returns the current line (i.e. next one to insert)*/
int getCurrentLineNumber() {
    return lineCounter;
}