tools/nolibc: use ppoll_time64 if available

riscv32 does not have any of the older poll systemcalls.
Use ppoll_time64 instead.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Acked-by: Willy Tarreau <w@1wt.eu>

diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h
index 2f33efc3c5ee548056ae8bf8b56010782cdad285..aa0d0871b251067df97ccc04ca955c710e9f1aaa 100644 (file)
--- a/tools/include/nolibc/sys.h
+++ b/tools/include/nolibc/sys.h
@@ -772,6 +772,14 @@ int sys_poll(struct pollfd *fds, int nfds, int timeout)
                t.tv_nsec = (timeout % 1000) * 1000000;
        }
        return my_syscall5(__NR_ppoll, fds, nfds, (timeout >= 0) ? &t : NULL, NULL, 0);
+#elif defined(__NR_ppoll_time64)
+       struct __kernel_timespec t;
+
+       if (timeout >= 0) {
+               t.tv_sec  = timeout / 1000;
+               t.tv_nsec = (timeout % 1000) * 1000000;
+       }
+       return my_syscall5(__NR_ppoll_time64, fds, nfds, (timeout >= 0) ? &t : NULL, NULL, 0);
 #elif defined(__NR_poll)
        return my_syscall3(__NR_poll, fds, nfds, timeout);
 #else