Avoid duplicated entries in sources.list

2014-09-21 11:54:23 +01:00 · 2014-09-21 11:54:23 +01:00 · 7cb02e025b
parent b594ff9699
commit 7cb02e025b
1 changed files with 3 additions and 1 deletions
--- a/install-freedombone.sh
+++ b/install-freedombone.sh
@ -76,7 +76,9 @@ function enable_backports {
  if grep -Fxq "enable_backports" $COMPLETION_FILE; then
 	  return
  fi
+  if ! grep -Fxq "deb http://ftp.us.debian.org/debian jessie-backports main" /etc/apt/sources.list; then
    echo "deb http://ftp.us.debian.org/debian jessie-backports main" >> /etc/apt/sources.list
+  fi
  echo 'enable_backports' >> $COMPLETION_FILE
 }