From b7e10dccb9e93d6c4785519c30bdfcb9406742d5 Mon Sep 17 00:00:00 2001 From: Jacob Babor Date: Sun, 1 Dec 2024 23:18:55 -0600 Subject: [PATCH] Fix reading empty lines I'm pretty sure shadow(5) guarantees this won't happen but best to be safe --- wayblue-fix-89.sh | 3 +++ 1 file changed, 3 insertions(+) diff --git a/wayblue-fix-89.sh b/wayblue-fix-89.sh index 667de44..b2408a2 100755 --- a/wayblue-fix-89.sh +++ b/wayblue-fix-89.sh @@ -43,6 +43,9 @@ for file in /etc/shadow /etc/gshadow; do echo "Parsing $file for junk" # Read each line in the file to iterate over it while read line; do + # This should never happen, but if for some reason we get an empty line, + # continue + [ -z "$line" ] && continue # Per shadow(5), we are guaranteed that all characters leading up to the # first colon are the user's/group's name. To that end, we'll do a bash # string substitution to extract that first column.