svn commit: branches/uClibc-nptl/librt
sjhill at uclibc.org
sjhill at uclibc.org
Wed Nov 16 03:14:17 UTC 2005
Author: sjhill
Date: 2005-11-15 19:14:17 -0800 (Tue, 15 Nov 2005)
New Revision: 12278
Log:
Add new file for POSIX timers.
Added:
branches/uClibc-nptl/librt/kernel-posix-cpu-timers.h
Changeset:
Added: branches/uClibc-nptl/librt/kernel-posix-cpu-timers.h
===================================================================
--- branches/uClibc-nptl/librt/kernel-posix-cpu-timers.h 2005-11-16 03:13:13 UTC (rev 12277)
+++ branches/uClibc-nptl/librt/kernel-posix-cpu-timers.h 2005-11-16 03:14:17 UTC (rev 12278)
@@ -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)
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