5 years ago · ebcb29df23
parent 3dac5aac62
commit ebcb29df23
1 changed files with 2 additions and 1 deletions
--- a/.bash.d/screen.sh
+++ b/.bash.d/screen.sh
@ -24,7 +24,8 @@ sc(){
    local session=main
    local detached_screens
    detached_screens="$(screen -ls | grep Detached)"
-    if [ "$(wc -l <<< "$detached_screens" | sed 's/[[:space:]]*//g')" = 1 ]; then
+    if [ -n "$detached_screens" ] &&
+       [ "$(wc -l <<< "$detached_screens" | awk '{print $1}')" = 1 ]; then
        session="$(awk '{print $1;exit}' <<< "$detached_screens")"
    fi
    screen -aARRD -S "$session" "$@"