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| author | Ulrich Drepper <drepper@redhat.com> | 2000-01-31 08:11:53 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2000-01-31 08:11:53 +0000 |
| commit | 8a94dfe44e23e89b366019c9b4cad1a3cc1d853b (patch) | |
| tree | a6b4a42d962fa7a4904d293784f6531c77c1b552 /linuxthreads/condvar.c | |
| parent | 4d76a0ec18ca374bbb5a2cf15b80515e246a135b (diff) | |
| download | glibc-8a94dfe44e23e89b366019c9b4cad1a3cc1d853b.zip glibc-8a94dfe44e23e89b366019c9b4cad1a3cc1d853b.tar.gz glibc-8a94dfe44e23e89b366019c9b4cad1a3cc1d853b.tar.bz2 | |
Update.
* sysdeps/alpha/fpu/feholdexcpt.c: Correct return value according to
the standard.
* sysdeps/alpha/fpu/fesetround.c: Likewise.
* sysdeps/arm/fpu/feholdexcpt.c: Likewise.
* sysdeps/arm/fpu/fesetround.c: Likewise.
* sysdeps/generic/feholdexcpt.c: Likewise.
* sysdeps/generic/fesetround.c: Likewise.
* sysdeps/i386/fpu/feholdexcpt.c: Likewise.
* sysdeps/i386/fpu/fesetround.c: Likewise.
* sysdeps/m68k/fpu/feholdexcpt.c: Likewise.
* sysdeps/m68k/fpu/fesetround.c: Likewise.
* sysdeps/mips/fpu/fesetround.c: Likewise.
* sysdeps/powerpc/fpu/feholdexcpt.c: Likewise.
* sysdeps/powerpc/fpu/fesetround.c: Likewise.
* sysdeps/sparc/fpu/feholdexcpt.c: Likewise.
* sysdeps/sparc/fpu/fesetround.c: Likewise.
Patch by Miloslav Trmac <mitr@volny.cz>.
Diffstat (limited to 'linuxthreads/condvar.c')
| -rw-r--r-- | linuxthreads/condvar.c | 54 |
1 files changed, 34 insertions, 20 deletions
diff --git a/linuxthreads/condvar.c b/linuxthreads/condvar.c index aab3ff2..5f0e193 100644 --- a/linuxthreads/condvar.c +++ b/linuxthreads/condvar.c @@ -26,13 +26,13 @@ #include "restart.h" static int pthread_cond_timedwait_relative_old(pthread_cond_t *, - pthread_mutex_t *, struct timespec *); + pthread_mutex_t *, const struct timespec *); static int pthread_cond_timedwait_relative_new(pthread_cond_t *, - pthread_mutex_t *, struct timespec *); + pthread_mutex_t *, const struct timespec *); static int (*pthread_cond_tw_rel)(pthread_cond_t *, pthread_mutex_t *, - struct timespec *) = pthread_cond_timedwait_relative_old; + const struct timespec *) = pthread_cond_timedwait_relative_old; /* initialize this module */ void __pthread_init_condvar(int rt_sig_available) @@ -130,16 +130,29 @@ int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex) static int pthread_cond_timedwait_relative_old(pthread_cond_t *cond, pthread_mutex_t *mutex, - struct timespec * reltime) + const struct timespec * abstime) { volatile pthread_descr self = thread_self(); sigset_t unblock, initial_mask; int retsleep, already_canceled, was_signalled; sigjmp_buf jmpbuf; pthread_extricate_if extr; + struct timeval now; + struct timespec reltime; requeue_and_wait_again: + /* Compute a time offset relative to now. */ + __gettimeofday (&now, NULL); + reltime.tv_nsec = abstime->tv_nsec - now.tv_usec * 1000; + reltime.tv_sec = abstime->tv_sec - now.tv_sec; + if (reltime.tv_nsec < 0) { + reltime.tv_nsec += 1000000000; + reltime.tv_sec -= 1; + } + if (reltime.tv_sec < 0) + return ETIMEDOUT; + retsleep = 0; already_canceled = 0; was_signalled = 0; @@ -179,7 +192,7 @@ requeue_and_wait_again: sigaddset(&unblock, __pthread_sig_restart); sigprocmask(SIG_UNBLOCK, &unblock, &initial_mask); /* Sleep for the required duration */ - retsleep = __libc_nanosleep(reltime, reltime); + retsleep = __libc_nanosleep(&reltime, NULL); /* Block the restart signal again */ sigprocmask(SIG_SETMASK, &initial_mask, NULL); was_signalled = 0; @@ -250,16 +263,29 @@ requeue_and_wait_again: static int pthread_cond_timedwait_relative_new(pthread_cond_t *cond, pthread_mutex_t *mutex, - struct timespec * reltime) + const struct timespec * abstime) { volatile pthread_descr self = thread_self(); sigset_t unblock, initial_mask; int retsleep, already_canceled, was_signalled; sigjmp_buf jmpbuf; pthread_extricate_if extr; + struct timeval now; + struct timespec reltime; requeue_and_wait_again: + /* Compute a time offset relative to now. */ + __gettimeofday (&now, NULL); + reltime.tv_nsec = abstime->tv_nsec - now.tv_usec * 1000; + reltime.tv_sec = abstime->tv_sec - now.tv_sec; + if (reltime.tv_nsec < 0) { + reltime.tv_nsec += 1000000000; + reltime.tv_sec -= 1; + } + if (reltime.tv_sec < 0) + return ETIMEDOUT; + retsleep = 0; already_canceled = 0; was_signalled = 0; @@ -298,7 +324,7 @@ pthread_cond_timedwait_relative_new(pthread_cond_t *cond, sigaddset(&unblock, __pthread_sig_restart); sigprocmask(SIG_UNBLOCK, &unblock, &initial_mask); /* Sleep for the required duration */ - retsleep = __libc_nanosleep(reltime, reltime); + retsleep = __libc_nanosleep(&reltime, NULL); /* Block the restart signal again */ sigprocmask(SIG_SETMASK, &initial_mask, NULL); was_signalled = 0; @@ -363,20 +389,8 @@ pthread_cond_timedwait_relative_new(pthread_cond_t *cond, int pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex, const struct timespec * abstime) { - struct timeval now; - struct timespec reltime; - /* Compute a time offset relative to now */ - __gettimeofday(&now, NULL); - reltime.tv_sec = abstime->tv_sec - now.tv_sec; - reltime.tv_nsec = abstime->tv_nsec - now.tv_usec * 1000; - if (reltime.tv_nsec < 0) { - reltime.tv_nsec += 1000000000; - reltime.tv_sec -= 1; - } - if (reltime.tv_sec < 0) return ETIMEDOUT; - /* Indirect call through pointer! */ - return pthread_cond_tw_rel(cond, mutex, &reltime); + return pthread_cond_tw_rel(cond, mutex, abstime); } int pthread_cond_signal(pthread_cond_t *cond) |