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* cygwin.din (clock_getcpuclockid): Export.

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(pthread_getcpuclockid): Export.
* hires.h (PID_TO_CLOCKID): New macro.
(CLOCKID_TO_PID): New macro.
(CLOCKID_IS_PROCESS): New macro.
(THREADID_TO_CLOCKID): New macro.
(CLOCKID_TO_THREADID): New macro.
(CLOCKID_IS_THREAD): New macro.
* ntdll.h (enum _THREAD_INFORMATION_CLASS): Add ThreadTimes.
* posix.sgml (std-notimpl): Add clock_getcpuclockid and
pthread_getcpuclockid from here...
(std-susv4): ... to here.
(std-notes): Remove limitations of clock_getres and clock_gettime.
Note limitation of timer_create to CLOCK_REALTIME.
* sysconf.cc (sca): Set _SC_CPUTIME to _POSIX_CPUTIME, and
_SC_THREAD_CPUTIME to _POSIX_THREAD_CPUTIME.
* thread.cc (pthread_getcpuclockid): New function.
* timer.cc (timer_create): Set errno to ENOTSUP for CPU-time clocks.
* times.cc (clock_gettime): Handle CLOCK_PROCESS_CPUTIME_ID and
CLOCK_THREAD_CPUTIME_ID.
(clock_getres): Ditto.
(clock_settime): Set errno to EPERM for CPU-time clocks.
(clock_getcpuclockid): New function.
* include/pthread.h (pthread_getcpuclockid): Declare.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
This commit is contained in:
Yaakov Selkowitz
2011-05-17 17:08:10 +00:00
parent 5e3af166d7
commit c8ce54290d
11 changed files with 156 additions and 11 deletions
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8
winsup/cygwin/hires.h
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@@ -13,6 +13,14 @@ details. */
#include <mmsystem.h>
/* Conversions for per-process and per-thread clocks */
#define PID_TO_CLOCKID(pid) (pid * 8 + CLOCK_PROCESS_CPUTIME_ID)
#define CLOCKID_TO_PID(cid) ((cid - CLOCK_PROCESS_CPUTIME_ID) / 8)
#define CLOCKID_IS_PROCESS(cid) ((cid % 8) == CLOCK_PROCESS_CPUTIME_ID)
#define THREADID_TO_CLOCKID(tid) (tid * 8 + CLOCK_THREAD_CPUTIME_ID)
#define CLOCKID_TO_THREADID(cid) ((cid - CLOCK_THREAD_CPUTIME_ID) / 8)
#define CLOCKID_IS_THREAD(cid) ((cid % 8) == CLOCK_THREAD_CPUTIME_ID)
/* Largest delay in ms for sleep and alarm calls.
Allow actual delay to exceed requested delay by 10 s.
Express as multiple of 1000 (i.e. seconds) + max resolution