update

[l4.git] / l4 / pkg / uclibc / lib / contrib / uclibc / librt / kernel-posix-cpu-timers.h

diff --git a/l4/pkg/uclibc/lib/contrib/uclibc/librt/kernel-posix-cpu-timers.h b/l4/pkg/uclibc/lib/contrib/uclibc/librt/kernel-posix-cpu-timers.h
new file mode 100644 (file)
index 0000000..164a90d
--- /dev/null
+++ b/l4/pkg/uclibc/lib/contrib/uclibc/librt/kernel-posix-cpu-timers.h
@@ -0,0 +1,18 @@
+/* Parameters for the Linux kernel ABI for CPU clocks.  */
+
+#define CPUCLOCK_PID(clock)            ((pid_t) ~((clock) >> 3))
+#define CPUCLOCK_PERTHREAD(clock) \
+       (((clock) & (clockid_t) CPUCLOCK_PERTHREAD_MASK) != 0)
+#define CPUCLOCK_PID_MASK      7
+#define CPUCLOCK_PERTHREAD_MASK        4
+#define CPUCLOCK_WHICH(clock)  ((clock) & (clockid_t) CPUCLOCK_CLOCK_MASK)
+#define CPUCLOCK_CLOCK_MASK    3
+#define CPUCLOCK_PROF          0
+#define CPUCLOCK_VIRT          1
+#define CPUCLOCK_SCHED         2
+#define CPUCLOCK_MAX           3
+
+#define MAKE_PROCESS_CPUCLOCK(pid, clock) \
+       ((~(clockid_t) (pid) << 3) | (clockid_t) (clock))
+#define MAKE_THREAD_CPUCLOCK(tid, clock) \
+       MAKE_PROCESS_CPUCLOCK((tid), (clock) | CPUCLOCK_PERTHREAD_MASK)