commit d97b0527893fc54a39d31823a925c46748bfd66e Author: Peter Palfrader <peter@palfrader.org> Date: Fri Jul 13 13:41:35 2012 +0200 Only try to kill tor if it is our process and it exists --- NetworkScanners/BwAuthority/run_scan.sh | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/NetworkScanners/BwAuthority/run_scan.sh b/NetworkScanners/BwAuthority/run_scan.sh index 4577b62..6108172 100755 --- a/NetworkScanners/BwAuthority/run_scan.sh +++ b/NetworkScanners/BwAuthority/run_scan.sh @@ -21,9 +21,11 @@ done KILLED_TOR=false if [ -f "./data/tor/tor.pid" ]; then PID=`cat ./data/tor/tor.pid` - kill $PID - if [ $? -eq 0 ]; then - KILLED_TOR=true + if kill -0 "$PID" 2>/dev/null; then # it is a running process and we may send signals to it + kill $PID + if [ $? -eq 0 ]; then + KILLED_TOR=true + fi fi fi