getterm: Use /proc/$PPID/comm instead of ps

2016-10-29 15:19:04 +11:00 · 2016-10-29 15:19:04 +11:00 · a06329db1b
parent 41c778f680
commit a06329db1b
1 changed files with 2 additions and 2 deletions
--- a/4
+++ b/4
@ -1453,8 +1453,8 @@ getterm() {
        ;;

        *)
-            parent="$(ps -p ${1:-$PPID} -o ppid=)"
-            name="$(ps -p $parent -o comm=)"
+            parent="$(grep -F "PPid:" "/proc/${1:-$PPID}/status")"
+            name="$(< "/proc/${parent/PPid:[[:space:]]}/comm")"
        ;;
    esac