diff options
Diffstat (limited to 'linuxthreads')
| -rw-r--r-- | linuxthreads/ChangeLog | 6 | ||||
| -rw-r--r-- | linuxthreads/Makefile | 4 | ||||
| -rw-r--r-- | linuxthreads/Versions | 1 | ||||
| -rw-r--r-- | linuxthreads/spinlock.c | 2 | ||||
| -rw-r--r-- | linuxthreads/sysdeps/pthread/getcpuclockid.c | 28 | ||||
| -rw-r--r-- | linuxthreads/sysdeps/pthread/pthread.h | 19 | ||||
| -rw-r--r-- | linuxthreads/sysdeps/unix/sysv/linux/i386/getcpuclockid.c | 37 |
7 files changed, 88 insertions, 9 deletions
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog index e129e8cbd5..d7c9b5f20f 100644 --- a/linuxthreads/ChangeLog +++ b/linuxthreads/ChangeLog @@ -1,5 +1,11 @@ 2000-04-12 Ulrich Drepper <drepper@redhat.com> + * Makefile (libpthread-routines): Add getcpuclockid. + * Versions [libpthread] (GLIBC_2.2): Add pthread_getcpuclockid. + * sysdeps/pthread/getcpuclockid.c: New file. + * sysdeps/unix/sysv/linux/i386/getcpuclockid.c: New file. + * sysdeps/pthread/pthread.h: Add prototype for pthread_getcpuclockid. + * sysdeps/unix/sysv/linux/bits/posix_opt.h (_POSIX_SPIN_LOCKS): Defined. * sysdeps/unix/sysv/linux/i386/bits/posix_opt.h: Likewise. diff --git a/linuxthreads/Makefile b/linuxthreads/Makefile index d2b154285d..b51ea84f33 100644 --- a/linuxthreads/Makefile +++ b/linuxthreads/Makefile @@ -1,4 +1,4 @@ -# Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc. +# Copyright (C) 1996, 1997, 1998, 1999, 2000 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 @@ -35,7 +35,7 @@ extra-libs-others := $(extra-libs) libpthread-routines := attr cancel condvar join manager mutex ptfork \ ptlongjmp pthread signals specific errno lockfile \ semaphore spinlock wrapsyscall rwlock pt-machine \ - oldsemaphore events + oldsemaphore events getcpuclockid vpath %.c Examples tests = ex1 ex2 ex3 ex4 ex5 ex6 diff --git a/linuxthreads/Versions b/linuxthreads/Versions index e5348fc59e..92ec98da5f 100644 --- a/linuxthreads/Versions +++ b/linuxthreads/Versions @@ -134,5 +134,6 @@ libpthread { sem_timedwait; pthread_spin_destroy; pthread_spin_init; pthread_spin_lock; pthread_spin_trylock; pthread_spin_unlock; + pthread_getcpuclockid; } } diff --git a/linuxthreads/spinlock.c b/linuxthreads/spinlock.c index 981d7a44c0..6e7eb12e57 100644 --- a/linuxthreads/spinlock.c +++ b/linuxthreads/spinlock.c @@ -82,8 +82,6 @@ void internal_function __pthread_lock(pthread_spinlock_t * lock, /* Put back any resumes we caught that don't belong to us. */ while (spurious_wakeup_count--) restart(self); - - return 0; } int __pthread_spin_lock(pthread_spinlock_t * lock) { diff --git a/linuxthreads/sysdeps/pthread/getcpuclockid.c b/linuxthreads/sysdeps/pthread/getcpuclockid.c new file mode 100644 index 0000000000..ef1f84fd3e --- /dev/null +++ b/linuxthreads/sysdeps/pthread/getcpuclockid.c @@ -0,0 +1,28 @@ +/* Copyright (C) 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <pthread.h> +#include <sys/time.h> + +int +pthread_getcpuclockid (pthread_t pthread_id, clockid_t *clock_id) +{ + /* We don't have a timer for that. */ + return ENOENT; +} diff --git a/linuxthreads/sysdeps/pthread/pthread.h b/linuxthreads/sysdeps/pthread/pthread.h index 4cc1aaae06..de00130029 100644 --- a/linuxthreads/sysdeps/pthread/pthread.h +++ b/linuxthreads/sysdeps/pthread/pthread.h @@ -411,19 +411,20 @@ extern int pthread_rwlockattr_setkind_np (pthread_rwlockattr_t *__attr, /* Initialize the spinlock LOCK. If PSHARED is nonzero the spinlock can be shared between different processes. */ -extern int pthread_spin_init (pthread_spinlock_t *__lock, int __pshared); +extern int pthread_spin_init (pthread_spinlock_t *__lock, int __pshared) + __THROW; /* Destroy the spinlock LOCK. */ -extern int pthread_spin_destroy (pthread_spinlock_t *__lock); +extern int pthread_spin_destroy (pthread_spinlock_t *__lock) __THROW; /* Wait until spinlock LOCK is retrieved. */ -extern int pthread_spin_lock (pthread_spinlock_t *__lock); +extern int pthread_spin_lock (pthread_spinlock_t *__lock) __THROW; /* Try to lock spinlock LOCK. */ -extern int pthread_spin_trylock (pthread_spinlock_t *__lock); +extern int pthread_spin_trylock (pthread_spinlock_t *__lock) __THROW; /* Release spinlock LOCK. */ -extern int pthread_spin_unlock (pthread_spinlock_t *__lock); +extern int pthread_spin_unlock (pthread_spinlock_t *__lock) __THROW; #endif @@ -525,6 +526,14 @@ extern void _pthread_cleanup_pop_restore (struct _pthread_cleanup_buffer *__buff int __execute) __THROW; #endif + +#ifdef __USE_XOPEN2K +/* Get ID of CPU-time clock for thread THREAD_ID. */ +extern int pthread_getcpuclockid (pthread_t __thread_id, + clockid_t *__clock_id) __THROW; +#endif + + /* Functions for handling signals. */ #include <bits/sigthread.h> diff --git a/linuxthreads/sysdeps/unix/sysv/linux/i386/getcpuclockid.c b/linuxthreads/sysdeps/unix/sysv/linux/i386/getcpuclockid.c new file mode 100644 index 0000000000..2c4218acdc --- /dev/null +++ b/linuxthreads/sysdeps/unix/sysv/linux/i386/getcpuclockid.c @@ -0,0 +1,37 @@ +/* Copyright (C) 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <pthread.h> +#include <unistd.h> +#include <sys/time.h> + +#include <internals.h> + +int +pthread_getcpuclockid (pthread_t thread_id, clockid_t *clock_id) +{ + /* We don't allow any process ID but our own. */ + if (thread_id != thread_self ()) + return EPERM; + + /* Store the number. */ + *clock_id = CLOCK_PTHREAD_CPUTIME_ID; + + return 0; +} |