diff mbox series

[06/14] ccp-example: fix PID file handling

Message ID 20260816194127.86607-7-adrian.freihofer@siemens.com
State New
Headers show
Series devtool: ide-sdk: robust attach-mode debugging and test cleanup | expand

Commit Message

AdrianF Aug. 16, 2026, 7:40 p.m. UTC 
From: Adrian Freihofer <adrian.freihofer@siemens.com>

Remove the PID file if the process is not running anymore.
This can happen when a debugger kills the process it debugs.

Signed-off-by: Adrian Freihofer <adrian.freihofer@siemens.com>
---
 meta-selftest/recipes-test/cpp/files/cpp-example.init | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/meta-selftest/recipes-test/cpp/files/cpp-example.init b/meta-selftest/recipes-test/cpp/files/cpp-example.init
index c154fd1126..30b8486eeb 100644
--- a/meta-selftest/recipes-test/cpp/files/cpp-example.init
+++ b/meta-selftest/recipes-test/cpp/files/cpp-example.init
@@ -14,6 +14,11 @@  PIDFILE="/var/run/$DAEMON.pid"
 LOCK_FILE="/var/lock/subsys/$DAEMON"
 
 start() {
+    # A debugger which kills the process it debugs leaves the PID file behind
+    if [ -f $PIDFILE ] && ! kill -0 $(cat $PIDFILE) 2>/dev/null; then
+        rm -f $PIDFILE $LOCK_FILE
+    fi
+
     if [ -f $PIDFILE ]; then
         echo "$DAEMON is already running."
         return 1