From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Robbie Harwood Date: Tue, 18 Oct 2022 14:15:28 -0400 Subject: [PATCH] switch-to-blscfg: don't assume newline at end of cfg Signed-off-by: Robbie Harwood --- util/grub-switch-to-blscfg.in | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/util/grub-switch-to-blscfg.in b/util/grub-switch-to-blscfg.in index eeea130770..5a97954c39 100644 --- a/util/grub-switch-to-blscfg.in +++ b/util/grub-switch-to-blscfg.in @@ -277,7 +277,9 @@ if grep '^GRUB_ENABLE_BLSCFG=.*' "${etcdefaultgrub}" \ fi GENERATE=1 elif ! grep -q '^GRUB_ENABLE_BLSCFG=.*' "${etcdefaultgrub}" ; then - if ! echo 'GRUB_ENABLE_BLSCFG=true' >> "${etcdefaultgrub}" ; then + # prepend in case admins have been bad at newlines + sed -i '1iGRUB_ENABLE_BLSCFG=true' "${etcdefaultgrub}" + if ! grep -q '^GRUB_ENABLE_BLSCFG=true' "${etcdefaultgrub}" ; then gettext_printf "Updating %s failed\n" "${etcdefaultgrub}" exit 1 fi