Handle clock interrupt and cleaning code

src/utils/print.c

@@ -20,6 +20,17 @@ VIDEO_STATE VS={
 };
 
 void putchar(char c){
+  // Handle newline here
+  if(c=='\n'){
+    VS.col=0;
+    VS.line+=1;
+    if(VS.line>=MAX_LINE){
+      VS.line=MAX_LINE-1;
+      scrollup();
+    }
+    return;
+  }
+  
   // Print char
   VS.mem[VS.col*2+MAX_COL*VS.line*2]=c;
   VS.mem[VS.col*2+MAX_COL*VS.line*2+1]=VS.fg|VS.bg<<4;
@@ -44,6 +55,13 @@ void print(char *str){
   }
 }
 
+void printc(char* str,VIDEO_COLORS c){
+  VIDEO_COLORS backup=VS.fg;
+  VS.fg=c;
+  print(str);
+  VS.fg=backup;
+}
+
 void clear(){
   for(char i=0;i<MAX_LINE;i++){
     scrollup();