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Diffstat (limited to 'sysdeps/unix/sysv/linux/signalfd.c')
-rw-r--r--sysdeps/unix/sysv/linux/signalfd.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/sysdeps/unix/sysv/linux/signalfd.c b/sysdeps/unix/sysv/linux/signalfd.c
index 09355ecd1d..9898f29231 100644
--- a/sysdeps/unix/sysv/linux/signalfd.c
+++ b/sysdeps/unix/sysv/linux/signalfd.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2007 Free Software Foundation, Inc.
+/* Copyright (C) 2007, 2008 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -25,7 +25,10 @@
int
signalfd (int fd, const sigset_t *mask, int flags)
{
- /* The system call has no flag parameter which is bad. So we have
+#ifdef __NR_signalfd4
+ return INLINE_SYSCALL (signalfd4, 4, fd, mask, _NSIG / 8, flags);
+#else
+ /* The old system call has no flag parameter which is bad. So we have
to wait until we have to support to pass additional values to the
kernel (sys_indirect) before implementing setting flags like
O_NONBLOCK etc. */
@@ -35,10 +38,11 @@ signalfd (int fd, const sigset_t *mask, int flags)
return -1;
}
-#ifdef __NR_signalfd
+# ifdef __NR_signalfd
return INLINE_SYSCALL (signalfd, 3, fd, mask, _NSIG / 8);
-#else
+# else
__set_errno (ENOSYS);
return -1;
+# endif
#endif
}