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docs: update

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Dylan Araps 2020-05-16 08:18:28 +03:00
parent 510a7c1cdb
commit 507143ad21
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1 changed files with 12 additions and 0 deletions
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@ -1349,10 +1349,22 @@ pkg_updates() {
# ownership of files and directories in the rare
# case that the repository is owned by a 3rd user.
(
# Grab the owner of the directory via 'ls -ld'.
# This is fine despite the usual gabble about
# 'ls' and its usage in scripts.
#
# Grabbing permissions, ownership or symlink
# targets from 'ls -l' output is totally fine
# and doesn't suffer from the disconnect
# between the real and display representation
# of the information..
read -r _ _ user _ <<-EOF || user=root
$(ls -ld "$PWD")
EOF
# If the owner's user ID doesn't exist, fallback
# to using 'root'. This prevents the code from
# changing the permissions to something wonky.
id -u "$user" >/dev/null 2>&1 ||
user=root