X-Git-Url: https://git.grml.org/?p=grml-rescueboot.git;a=blobdiff_plain;f=42_grml;h=4a7643225bd576033364a78ca4d7ba3823ec0a36;hp=8fce10c667d3a8488dce44d58e651b4631ab992f;hb=1f30a2c0f64dd0d5780e2756fa0b92f1aaaea2b5;hpb=1415f0a049498487b03482b3f5db8fe47a83e552

diff --git a/42_grml b/42_grml
index 8fce10c..4a76432 100755
--- a/42_grml
+++ b/42_grml
@@ -11,7 +11,14 @@ prefix=/usr
 exec_prefix=${prefix}
 bindir=${exec_prefix}/bin
 libdir=${exec_prefix}/lib
-. ${libdir}/grub/grub-mkconfig_lib
+
+if [ -r ${libdir}/grub/grub-mkconfig_lib ] ; then
+  . ${libdir}/grub/grub-mkconfig_lib
+elif [ -r /usr/share/grub/grub-mkconfig_lib ] ; then # fallback for e.g. Fedora
+  . /usr/share/grub/grub-mkconfig_lib
+else
+  echo "Could not locate file grub-mkconfig_lib, please report a bug." >&2
+fi
 
 # default unless configured otherwise:
 ISO_LOCATION="/boot/grml"
@@ -80,7 +87,7 @@ for file in "${ISO_LOCATION}"/*.iso ; do
 done
 
 for grmliso in $iso_list ; do
-  rel_dirname="$(make_system_path_relative_to_its_root $(dirname $grmliso))"
+  rel_dirname="$(dirname $(make_system_path_relative_to_its_root $grmliso))"
   grml="$(basename $grmliso)"
   device="$(${grub_probe} -t device ${grmliso})"
 
@@ -100,15 +107,18 @@ for grmliso in $iso_list ; do
 
   echo "Found Grml ISO image: $grmliso" >&2
   title="Grml Rescue System ($grml)"
+  grub_prep=$(prepare_grub_to_access_device "$device" | sed -e "s/^/        /")
 
   cat << EOF
 menuentry "${title}" {
-$(prepare_grub_to_access_device "$device" | sed -e "s/^/        /")
-        iso_path="${rel_dirname}/${grml}"
+${grub_prep}
+        iso_path="${rel_dirname%/}/${grml}"
         export iso_path
         kernelopts=" $CUSTOM_BOOTOPTIONS $additional_param "
         export kernelopts
-        loopback loop "${rel_dirname}/$grml"
+        # support booting recent GRUB versions on UEFI systems
+        rmmod tpm
+        loopback loop "${rel_dirname%/}/$grml"
         set root=(loop)
         configfile /boot/grub/loopback.cfg
 }