Function to notify errors

global.c

@@ -0,0 +1,16 @@
+#include <stdarg.h>
+#include <stdio.h>
+#include "global.h"
+
+#define RED "\x1b[31;1m"
+#define RESET "\x1b[0m"
+
+void printError(const char *fmt, ...) {
+  int buffer_size = 4096;
+  char buffer[buffer_size];
+  va_list args;
+  va_start(args, fmt);
+  vsnprintf(buffer,buffer_size, fmt, args);
+  va_end(args);
+  fprintf(stderr,RED "ERROR: "RESET "%s\n",buffer);
+}