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* Use a portable POSIX timed wait.

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* Handle the different ioctl format.
This commit is contained in:
John Birrell 2008-04-26 04:16:17 +00:00
parent a76c5ce792
commit 1cbe5a9868
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=178551
1 changed files with 22 additions and 1 deletions
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23
cddl/contrib/opensolaris/lib/libdtrace/common/dt_work.c
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@ -82,6 +82,7 @@ dtrace_sleep(dtrace_hdl_t *dtp)
return; /* sleep duration has already past */
}
#if defined(sun)
tv.tv_sec = (earliest - now) / NANOSEC;
tv.tv_nsec = (earliest - now) % NANOSEC;
@ -91,6 +92,23 @@ dtrace_sleep(dtrace_hdl_t *dtp)
* awaken, iterate over any pending notifications and process them.
*/
(void) pthread_cond_reltimedwait_np(&dph->dph_cv, &dph->dph_lock, &tv);
#else
earliest -= now;
clock_gettime(CLOCK_REALTIME,&tv);
tv.tv_sec += earliest / NANOSEC;
tv.tv_nsec += earliest % NANOSEC;
while (tv.tv_nsec > NANOSEC) {
tv.tv_sec += 1;
tv.tv_nsec -= NANOSEC;
}
/*
* Wait for either 'tv' nanoseconds to pass or to receive notification
* that a process is in an interesting state. Regardless of why we
* awaken, iterate over any pending notifications and process them.
*/
(void) pthread_cond_timedwait(&dph->dph_cv, &dph->dph_lock, &tv);
#endif
while ((dprn = dph->dph_notify) != NULL) {
if (dtp->dt_prochdlr != NULL) {
@ -164,6 +182,7 @@ dtrace_status(dtrace_hdl_t *dtp)
int
dtrace_go(dtrace_hdl_t *dtp)
{
dtrace_enable_io_t args;
void *dof;
int err;
@ -185,7 +204,9 @@ dtrace_go(dtrace_hdl_t *dtp)
if ((dof = dtrace_getopt_dof(dtp)) == NULL)
return (-1); /* dt_errno has been set for us */
err = dt_ioctl(dtp, DTRACEIOC_ENABLE, dof);
args.dof = dof;
args.n_matched = 0;
err = dt_ioctl(dtp, DTRACEIOC_ENABLE, &args);
dtrace_dof_destroy(dtp, dof);
if (err == -1 && (errno != ENOTTY || dtp->dt_vector == NULL))