Improve timer_create failure message to give more information to the user.
Signed-off-by: Gianfranco Trad gianf.trad@gmail.com --- tools/testing/selftests/timers/alarmtimer-suspend.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/timers/alarmtimer-suspend.c b/tools/testing/selftests/timers/alarmtimer-suspend.c index ad52e608b88e..74acdb87d4f4 100644 --- a/tools/testing/selftests/timers/alarmtimer-suspend.c +++ b/tools/testing/selftests/timers/alarmtimer-suspend.c @@ -28,6 +28,7 @@ #include <signal.h> #include <stdlib.h> #include <pthread.h> +#include <errno.h> #include "../kselftest.h"
#define CLOCK_REALTIME 0 @@ -142,8 +143,8 @@ int main(void)
alarmcount = 0; if (timer_create(alarm_clock_id, &se, &tm1) == -1) { - printf("timer_create failed, %s unsupported?\n", - clockstring(alarm_clock_id)); + printf("timer_create failed, %s unsupported?: %s\n", + clockstring(alarm_clock_id), strerror(errno)); break; }