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path: root/libre-testing/grub/grub-mkconfig-Use_outside_GRUB_PREFIX_if_defined.patch
blob: e1de26859c8687be09cfff1ebd06fd2ebb292a89 (plain)
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diff --git a/util/grub-mkconfig.in b/util/grub-mkconfig.in
index 859c2e8..c4391dc 100644
--- a/util/grub-mkconfig.in
+++ b/util/grub-mkconfig.in
@@ -40,7 +40,9 @@ self=`basename $0`
 grub_probe="${sbindir}/`echo grub-probe | sed "${transform}"`"
 grub_script_check="${bindir}/`echo grub-script-check | sed "${transform}"`"
 
-GRUB_PREFIX=`echo '/@bootdirname@/@grubdirname@' | sed "s,//*,/,g"`
+if test -z "${GRUB_PREFIX}"; then
+    GRUB_PREFIX=`echo '/@bootdirname@/@grubdirname@' | sed "s,//*,/,g"`
+fi
 
 . "${datadir}/@PACKAGE@/grub-mkconfig_lib"