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-rwxr-xr-xdi-maker4
1 files changed, 4 insertions, 0 deletions
diff --git a/di-maker b/di-maker
index 86b34b2..6fa862f 100755
--- a/di-maker
+++ b/di-maker
@@ -76,6 +76,10 @@ esac
if ! [ -e "$output" ] ; then
( cd "$WORKDIR" && wget "$BASEPATH"/{$KERNEL,$INITRAMFS} )
else
+ if ! which isoinfo > /dev/null; then
+ printf "Could not find isoinfo.\nYou probably need to install the genisoimage\npackage if you want to work with an existing .iso like '%s'.\n" "$output" >&2
+ exit 1
+ fi
isoinfo -R -i "$output" -x "/$KERNEL" > "$WORKDIR/$KERNEL"
isoinfo -R -i "$output" -x "/$INITRAMFS" > "$WORKDIR/$INITRAMFS"
fi