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authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /sysdeps/unix/sysv/linux/clock_getcpuclockid.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'sysdeps/unix/sysv/linux/clock_getcpuclockid.c')
-rw-r--r--sysdeps/unix/sysv/linux/clock_getcpuclockid.c103
1 files changed, 0 insertions, 103 deletions
diff --git a/sysdeps/unix/sysv/linux/clock_getcpuclockid.c b/sysdeps/unix/sysv/linux/clock_getcpuclockid.c
deleted file mode 100644
index 04bf49e45f..0000000000
--- a/sysdeps/unix/sysv/linux/clock_getcpuclockid.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/* clock_getcpuclockid -- Get a clockid_t for process CPU time.  Linux version.
-   Copyright (C) 2004, 2005, 2006 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
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#include <errno.h>
-#include <time.h>
-#include <unistd.h>
-#include <kernel-features.h>
-#include "kernel-posix-cpu-timers.h"
-
-#ifndef HAS_CPUCLOCK
-# define HAS_CPUCLOCK 1
-#endif
-
-int
-clock_getcpuclockid (pid_t pid, clockid_t *clock_id)
-{
-#ifdef __NR_clock_getres
-  /* The clockid_t value is a simple computation from the PID.
-     But we do a clock_getres call to validate it.  */
-
-  const clockid_t pidclock = MAKE_PROCESS_CPUCLOCK (pid, CPUCLOCK_SCHED);
-
-# if !(__ASSUME_POSIX_CPU_TIMERS > 0)
-  extern int __libc_missing_posix_cpu_timers attribute_hidden;
-#  if !(__ASSUME_POSIX_TIMERS > 0)
-  extern int __libc_missing_posix_timers attribute_hidden;
-  if (__libc_missing_posix_timers && !__libc_missing_posix_cpu_timers)
-    __libc_missing_posix_cpu_timers = 1;
-#  endif
-  if (!__libc_missing_posix_cpu_timers)
-# endif
-    {
-      INTERNAL_SYSCALL_DECL (err);
-      int r = INTERNAL_SYSCALL (clock_getres, err, 2, pidclock, NULL);
-      if (!INTERNAL_SYSCALL_ERROR_P (r, err))
-	{
-	  *clock_id = pidclock;
-	  return 0;
-	}
-
-# if !(__ASSUME_POSIX_TIMERS > 0)
-      if (INTERNAL_SYSCALL_ERRNO (r, err) == ENOSYS)
-	{
-	  /* The kernel doesn't support these calls at all.  */
-	  __libc_missing_posix_timers = 1;
-	  __libc_missing_posix_cpu_timers = 1;
-	}
-      else
-# endif
-	if (INTERNAL_SYSCALL_ERRNO (r, err) == EINVAL)
-	  {
-# if !(__ASSUME_POSIX_CPU_TIMERS > 0)
-	    if (pidclock == MAKE_PROCESS_CPUCLOCK (0, CPUCLOCK_SCHED)
-		|| INTERNAL_SYSCALL_ERROR_P (INTERNAL_SYSCALL
-					     (clock_getres, err, 2,
-					      MAKE_PROCESS_CPUCLOCK
-					      (0, CPUCLOCK_SCHED), NULL),
-					     err))
-	      /* The kernel doesn't support these clocks at all.  */
-	      __libc_missing_posix_cpu_timers = 1;
-	    else
-# endif
-	      /* The clock_getres system call checked the PID for us.  */
-	      return ESRCH;
-	  }
-	else
-	  return INTERNAL_SYSCALL_ERRNO (r, err);
-    }
-#endif
-
-  /* We don't allow any process ID but our own.  */
-  if (pid != 0 && pid != getpid ())
-    return EPERM;
-
-#ifdef CLOCK_PROCESS_CPUTIME_ID
-  if (HAS_CPUCLOCK)
-    {
-      /* Store the number.  */
-      *clock_id = CLOCK_PROCESS_CPUTIME_ID;
-
-      return 0;
-    }
-#endif
-
-  /* We don't have a timer for that.  */
-  return ENOENT;
-}