Display warning message if ISO file has an invalid size.

[Ventoy.git] / INSTALL / grub / grub.cfg

diff --git a/INSTALL/grub/grub.cfg b/INSTALL/grub/grub.cfg
index 15fe1e61f34bf4f74c9a529b21e03b8cefa3bc34..2a61314fd12810a9a0f2c0e1724937b4cf5cd115 100644 (file)
--- a/INSTALL/grub/grub.cfg
+++ b/INSTALL/grub/grub.cfg
@@ -964,7 +964,19 @@ function iso_common_menuentry {
     unset vt_volume_id
     
     vt_chosen_img_path vt_chosen_path vt_chosen_size
-    vt_parse_iso_volume "${vtoy_iso_part}${vt_chosen_path}" vt_system_id vt_volume_id
+
+    vt_parse_iso_volume "${vtoy_iso_part}${vt_chosen_path}" vt_system_id vt_volume_id vt_volume_space
+    if [ $vt_volume_space -ne $vt_chosen_size ]; then        
+        vt_mod $vt_chosen_size 2048 vt_chosen_size_mod
+        if [ $vt_volume_space -gt $vt_chosen_size -o $vt_chosen_size_mod -ne 0 ]; then
+            echo -e "\n $vt_volume_space $vt_chosen_size $vt_chosen_size_mod\n"
+            echo -e "\n The size of the iso file \"$vt_chosen_size\" is invalid. File corrupted ?\n"
+            echo -e " 此ISO文件的大小 \"$vt_chosen_size\" 有问题，请确认文件是否损坏。\n"
+            echo -e "\n press ENTER to exit (请按 回车 键返回) ..."
+            read vtInputKey
+            return
+        fi
+    fi
     
     if vt_check_password "${vt_chosen_path}"; then
         return