Ignore --uefi option for isohybrid on 32bit systems

[grml-live.git] / grml-live

diff --git a/grml-live b/grml-live
index aedf4a6..ef840f6 100755 (executable)
--- a/grml-live
+++ b/grml-live
@@ -553,7 +553,20 @@ if [ -n "$EXTRACT_ISO_NAME" ]; then
     eend 1
     bailout 1
   fi
-  unsquashfs -d "${CHROOT_OUTPUT}" "${mountpoint}"/live/*/*.squashfs ; rc=$?
+
+  if ls "${mountpoint}"/live/*/*.squashfs 2>/dev/null | grep -q . ; then # ISOs >=2011.12
+    log "Using ${mountpoint}/live/*/*.squashfs for unsquashfs"
+    unsquashfs -d "${CHROOT_OUTPUT}" "${mountpoint}"/live/*/*.squashfs ; rc=$?
+  elif ls "${mountpoint}"/live/*.squashfs 2>/dev/null | grep -q . ; then # ISOs before 2011.12
+    log "Using ${mountpoint}/live/*.squashfs for unsquashfs"
+    unsquashfs -d "${CHROOT_OUTPUT}" "${mountpoint}"/live/*.squashfs ; rc=$?
+  else
+    log "Error: Could not find any *.squashfs files on the ISO"
+    eerror "Error: Could not find any *.squashfs files on the ISO"
+    eend 1
+    bailout 1
+  fi
+
   umount "$mountpoint"
   rmdir "$mountpoint"
   if [ "$rc" != 0 ]; then
@@ -1344,9 +1357,14 @@ else
           #   (hidden NTFS, IIRC), as the partition type is sometimes needed
           #   to get the BIOS even look at the partition created by isohybrid
           if isohybrid --help | grep -q -- --uefi ; then
-            log   "Detected uefi support for isohybrid, enabling"
-            einfo "Detected uefi support for isohybrid, enabling"
-            ISOHYBRID_OPTIONS=--uefi
+            if echo $CLASSES | grep -qw I386 ; then
+              log   "Detected uefi support for isohybrid but 32bit systems do not support it, ignoring."
+              einfo "Detected uefi support for isohybrid but 32bit systems do not support it, ignoring."
+            else
+              log   "Detected uefi support for isohybrid, enabling"
+              einfo "Detected uefi support for isohybrid, enabling"
+              ISOHYBRID_OPTIONS=--uefi
+            fi
           fi
 
           log "isohybrid $ISOHYBRID_OPTIONS ${ISO_OUTPUT}/${ISO_NAME}"