add pidwait.sh

Signed-off-by: Florian Pritz <bluewind@xinu.at>

1 files changed, 12 insertions, 0 deletions

diff --git a/pidwait.sh b/pidwait.sh
new file mode 100755
index 0000000..aeb97e1
--- /dev/null
+++ b/pidwait.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+
+if (($#<1)); then
+	echo "usage: ${0##*/} <pid>"
+	exit
+fi
+
+pid=$1
+
+while [[ -d /proc/$pid ]]; do
+	sleep 1
+done