Fix: handle backward compatibility with lttng-modules 2.7

[lttng-tools.git] / src / common / runas.c

diff --git a/src/common/runas.c b/src/common/runas.c
index 7a6be2837d688ec2829a706d83f4153657464dfe..d4a8e6c9c6b8397b0fe318a240df024ed2ed6442 100644 (file)
--- a/src/common/runas.c
+++ b/src/common/runas.c
@@ -547,10 +547,10 @@ void worker_sighandler(int sig)
        const char *signame;
 
        /*
-        * The worker will its parent's signals since they are part of the same
-        * process group. However, in the case of SIGINT and SIGTERM, we want
-        * to give the worker a chance to teardown gracefully when its parent
-        * closes the command socket.
+        * The worker will inherit its parent's signals since they are part of
+        * the same process group. However, in the case of SIGINT and SIGTERM,
+        * we want to give the worker a chance to teardown gracefully when its
+        * parent closes the command socket.
         */
        switch (sig) {
        case SIGINT:
@@ -560,10 +560,14 @@ void worker_sighandler(int sig)
                signame = "SIGTERM";
                break;
        default:
-               signame = "Unknown";
+               signame = NULL;
        }
 
-       DBG("run_as worker received signal %s", signame);
+       if (signame) {
+               DBG("run_as worker received signal %s", signame);
+       } else {
+               DBG("run_as_worker received signal %d", sig);
+       }
 }
 
 static