Port: Implement prctl wrapper

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

diff --git a/src/common/runas.c b/src/common/runas.c
index 3826c61755ff29997beaac08310021a781abec1d..7e5743be1c4656005dccd8036c586f76f492a00b 100644 (file)
--- a/src/common/runas.c
+++ b/src/common/runas.c
@@ -31,10 +31,12 @@
 #include <sched.h>
 #include <sys/signal.h>
 #include <assert.h>
+#include <signal.h>
 
 #include <common/common.h>
 #include <common/utils.h>
 #include <common/compat/getenv.h>
+#include <common/compat/prctl.h>
 #include <common/sessiond-comm/unix.h>
 
 #include "runas.h"
@@ -322,12 +324,12 @@ int run_as_worker(struct run_as_worker *worker)
        memset(worker->procname, 0, proc_orig_len);
        strncpy(worker->procname, DEFAULT_RUN_AS_WORKER_NAME, proc_orig_len);
 
-       ret = pthread_setname_np(pthread_self(), DEFAULT_RUN_AS_WORKER_NAME);
-       if (ret) {
-               errno = ret;
-               ret = -1;
-               PERROR("pthread_setname_np");
-               return EXIT_FAILURE;
+       ret = lttng_prctl(PR_SET_NAME,
+                       (unsigned long) DEFAULT_RUN_AS_WORKER_NAME, 0, 0, 0);
+       if (ret && ret != -ENOSYS) {
+               /* Don't fail as this is not essential. */
+               PERROR("prctl PR_SET_NAME");
+               ret = 0;
        }
 
        sendret.ret = 0;