diff options
| -rw-r--r-- | sysdeps/pthread/tst-cancel30.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/sysdeps/pthread/tst-cancel30.c b/sysdeps/pthread/tst-cancel30.c index 3030660e5f..94ad6281bc 100644 --- a/sysdeps/pthread/tst-cancel30.c +++ b/sysdeps/pthread/tst-cancel30.c @@ -18,6 +18,7 @@ License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ +#include <errno.h> #include <support/check.h> #include <support/xstdio.h> #include <support/xthread.h> @@ -46,13 +47,19 @@ tf (void *arg) /* Wait indefinitely for cancellation, which only works if asynchronous cancellation is enabled. */ -#if defined SYS_ppoll || defined SYS_ppoll_time64 -# ifndef SYS_ppoll_time64 -# define SYS_ppoll_time64 SYS_ppoll +#ifdef SYS_ppoll_time64 + long int ret = syscall (SYS_ppoll_time64, NULL, 0, NULL, NULL); + (void) ret; +# ifdef SYS_ppoll + if (ret == -1 && errno == ENOSYS) + syscall (SYS_ppoll, NULL, 0, NULL, NULL); # endif - syscall (SYS_ppoll_time64, NULL, 0, NULL, NULL); #else +# ifdef SYS_ppoll + syscall (SYS_ppoll, NULL, 0, NULL, NULL); +# else for (;;); +# endif #endif return 0; |