upd: update usage hint in vm and compiler

src/compiler/utils/fzl_options.c

@@ -27,6 +27,7 @@ fzl_options_t *fzl_mkoptions(int argc, char **argv)
   }
 
   memset(opts, 0, sizeof(fzl_options_t));
+  opts->should_continue = true;
 
   if (argc < 2)
   {
@@ -81,12 +82,14 @@ fzl_options_t *fzl_mkoptions(int argc, char **argv)
   size_t fcount     = 0;
   char **files      = malloc(fremainder * sizeof(char *));
 
+  if (opts->should_continue)
+  {
     for (; i < argc; i++)
     {
       if (argv[i][0] == '-')
       {
-      printf(
-          "%sWarning%s: unhandled flag '%s' (should be defined before sources "
+        printf("%sWarning%s: unhandled flag '%s' (should be defined before "
+               "sources "
                "list)\n",
                FZL_CWARNING, FZL_CRST, argv[i]);
         continue;
@@ -100,6 +103,7 @@ fzl_options_t *fzl_mkoptions(int argc, char **argv)
 
       files[fcount++] = argv[i];
     }
+  }
 
   opts->files       = files;
   opts->files_count = fcount;
@@ -115,7 +119,6 @@ fzl_options_t *fzl_mkoptions(int argc, char **argv)
     return NULL;
   }
 
-  opts->should_continue = true;
   return opts;
 }
 

src/vm/main.c

@@ -17,6 +17,7 @@ void print_hint()
   printf("Usage: fz [flags] <file path>\n");
   printf("Flags:\n");
   printf("\t-h\t--help\tprint usage information\n");
+  printf("\t-d\t--debug\tdisplay program opcodes\n");
 }
 
 // Parse passed arguments and build args setup structure