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Merge pull request #7593 from miallo/ignore-identical-rc-backup-files-for-installation

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install-multi-user: ignore profile_target backups that have no change
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Théophane Hufschmitt 2023-09-25 14:14:53 +02:00 committed by GitHub
commit e304e8d053
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8
scripts/install-multi-user.sh
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@ -452,6 +452,14 @@ EOF
# a row for different files. # a row for different files.
if [ -e "$profile_target$PROFILE_BACKUP_SUFFIX" ]; then if [ -e "$profile_target$PROFILE_BACKUP_SUFFIX" ]; then
# this backup process first released in Nix 2.1 # this backup process first released in Nix 2.1
if diff -q "$profile_target$PROFILE_BACKUP_SUFFIX" "$profile_target" > /dev/null; then
# a backup file for the rc-file exist, but they are identical,
# so we can safely ignore it and overwrite it with the same
# content later
continue
fi
failure <<EOF failure <<EOF
I back up shell profile/rc scripts before I add Nix to them. I back up shell profile/rc scripts before I add Nix to them.
I need to back up $profile_target to $profile_target$PROFILE_BACKUP_SUFFIX, I need to back up $profile_target to $profile_target$PROFILE_BACKUP_SUFFIX,