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-rw-r--r--ace/Sched_Params.cpp321
1 files changed, 0 insertions, 321 deletions
diff --git a/ace/Sched_Params.cpp b/ace/Sched_Params.cpp
deleted file mode 100644
index 0dd45f79fd1..00000000000
--- a/ace/Sched_Params.cpp
+++ /dev/null
@@ -1,321 +0,0 @@
-// $Id$
-
-// ============================================================================
-//
-// = LIBRARY
-// ACE
-//
-// = FILENAME
-// Sched_Params.cpp
-//
-// = CREATION DATE
-// 28 January 1997
-//
-// = AUTHOR
-// David Levine
-//
-// ============================================================================
-
-#include "ace/Sched_Params.h"
-
-#if !defined (__ACE_INLINE__)
-#include "ace/Sched_Params.i"
-#endif /* __ACE_INLINE__ */
-
-ACE_RCSID(ace, Sched_Params, "$Id$")
-
-int
-ACE_Sched_Params::priority_min (const Policy policy,
- const int scope)
-{
-#if defined (ACE_HAS_PRIOCNTL) && defined (ACE_HAS_STHREADS)
- ACE_UNUSED_ARG (scope);
-
- // Assume that ACE_SCHED_OTHER indicates TS class, and that other
- // policies indicate RT class.
-
- // Call ACE_OS::priority_control only for processes (lightweight
- // or otherwise). Calling ACE_OS::priority_control for thread
- // priorities gives incorrect results.
- if (scope == ACE_SCOPE_PROCESS || scope == ACE_SCOPE_LWP)
- {
- if (policy == ACE_SCHED_OTHER)
- {
- // Get the priority class ID and attributes.
- pcinfo_t pcinfo;
- // The following is just to avoid Purify warnings about unitialized
- // memory reads.
- ACE_OS::memset (&pcinfo, 0, sizeof pcinfo);
- ACE_OS::strcpy (pcinfo.pc_clname, "TS");
-
- if (ACE_OS::priority_control (P_ALL /* ignored */,
- P_MYID /* ignored */,
- PC_GETCID,
- (char *) &pcinfo) == -1)
- // Just hope that priority range wasn't configured from -1
- // .. 1
- return -1;
-
- // OK, now we've got the class ID in pcinfo.pc_cid. In
- // addition, the maximum configured time-share priority is in
- // ((tsinfo_t *) pcinfo.pc_clinfo)->ts_maxupri. The minimum
- // priority is just the negative of that.
-
- return -((tsinfo_t *) pcinfo.pc_clinfo)->ts_maxupri;
- }
- else
- return 0;
- }
- else
- {
- // Here we handle the case for ACE_SCOPE_THREAD. Calling
- // ACE_OS::priority_control for thread scope gives incorrect
- // results.
- switch (policy)
- {
- case ACE_SCHED_FIFO:
- return ACE_THR_PRI_FIFO_MIN;
- case ACE_SCHED_RR:
- return ACE_THR_PRI_RR_MIN;
- case ACE_SCHED_OTHER:
- default:
- return ACE_THR_PRI_OTHER_MIN;
- }
- }
-#elif defined (ACE_HAS_PTHREADS) && !defined(ACE_LACKS_SETSCHED)
-
- switch (scope)
- {
- case ACE_SCOPE_THREAD:
- switch (policy)
- {
- case ACE_SCHED_FIFO:
- return ACE_THR_PRI_FIFO_MIN;
- case ACE_SCHED_RR:
- return ACE_THR_PRI_RR_MIN;
-#if !defined (CHORUS) // SCHED_OTHRE and SCHED_RR have same value
- case ACE_SCHED_OTHER:
-#endif /* CHORUS */
- default:
- return ACE_THR_PRI_OTHER_MIN;
- }
-
- case ACE_SCOPE_PROCESS:
- default:
- switch (policy)
- {
- case ACE_SCHED_FIFO:
- return ACE_PROC_PRI_FIFO_MIN;
- case ACE_SCHED_RR:
- return ACE_PROC_PRI_RR_MIN;
-#if !defined (CHORUS) // SCHED_OTHRE and SCHED_RR have same value
- case ACE_SCHED_OTHER:
-#endif /* CHORUS */
- default:
- return ACE_PROC_PRI_OTHER_MIN;
- }
- }
-
-#elif defined (ACE_HAS_WTHREADS)
- ACE_UNUSED_ARG (policy);
- ACE_UNUSED_ARG (scope);
- return THREAD_PRIORITY_IDLE;
-#elif defined (VXWORKS)
- ACE_UNUSED_ARG (policy);
- ACE_UNUSED_ARG (scope);
- return 255;
-#else
- ACE_UNUSED_ARG (policy);
- ACE_UNUSED_ARG (scope);
- ACE_NOTSUP_RETURN (-1);
-#endif /* ACE_HAS_PRIOCNTL && defined (ACE_HAS_STHREADS) */
-}
-
-int
-ACE_Sched_Params::priority_max (const Policy policy,
- const int scope)
-{
-#if defined (ACE_HAS_PRIOCNTL) && defined (ACE_HAS_STHREADS)
- ACE_UNUSED_ARG (scope);
-
- // Call ACE_OS::priority_control only for processes (lightweight
- // or otherwise). Calling ACE_OS::priority_control for thread
- // priorities gives incorrect results.
- if (scope == ACE_SCOPE_PROCESS || scope == ACE_SCOPE_LWP)
- {
- // Assume that ACE_SCHED_OTHER indicates TS class, and that other
- // policies indicate RT class.
-
- // Get the priority class ID and attributes.
- pcinfo_t pcinfo;
- // The following is just to avoid Purify warnings about unitialized
- // memory reads.
- ACE_OS::memset (&pcinfo, 0, sizeof pcinfo);
- ACE_OS::strcpy (pcinfo.pc_clname,
- policy == ACE_SCHED_OTHER ? "TS" : "RT");
-
- if (ACE_OS::priority_control (P_ALL /* ignored */,
- P_MYID /* ignored */,
- PC_GETCID,
- (char *) &pcinfo) == -1)
- return -1;
-
- // OK, now we've got the class ID in pcinfo.pc_cid. In addition,
- // the maximum configured real-time priority is in ((rtinfo_t *)
- // pcinfo.pc_clinfo)->rt_maxpri, or similarly for the TS class.
-
- return policy == ACE_SCHED_OTHER
- ? ((tsinfo_t *) pcinfo.pc_clinfo)->ts_maxupri
- : ((rtinfo_t *) pcinfo.pc_clinfo)->rt_maxpri;
- }
- else
- {
- // Here we handle the case for ACE_SCOPE_THREAD. Calling
- // ACE_OS::priority_control for thread scope gives incorrect
- // results.
- switch (policy)
- {
- case ACE_SCHED_FIFO:
- return ACE_THR_PRI_FIFO_MAX;
- case ACE_SCHED_RR:
- return ACE_THR_PRI_RR_MAX;
- case ACE_SCHED_OTHER:
- default:
- return ACE_THR_PRI_OTHER_MAX;
- }
- }
-#elif defined(ACE_HAS_PTHREADS) && !defined(ACE_LACKS_SETSCHED)
-
- switch (scope)
- {
- case ACE_SCOPE_THREAD:
- switch (policy)
- {
- case ACE_SCHED_FIFO:
- return ACE_THR_PRI_FIFO_MAX;
- case ACE_SCHED_RR:
- return ACE_THR_PRI_RR_MAX;
-#if !defined (CHORUS) // SCHED_OTHRE and SCHED_RR have same value
- case ACE_SCHED_OTHER:
-#endif /* CHORUS */
- default:
- return ACE_THR_PRI_OTHER_MAX;
- }
-
- case ACE_SCOPE_PROCESS:
- default:
- switch (policy)
- {
- case ACE_SCHED_FIFO:
- return ACE_PROC_PRI_FIFO_MAX;
- case ACE_SCHED_RR:
- return ACE_PROC_PRI_RR_MAX;
-#if !defined (CHORUS) // SCHED_OTHRE and SCHED_RR have same value
- case ACE_SCHED_OTHER:
-#endif /* CHORUS */
- default:
- return ACE_PROC_PRI_OTHER_MAX;
- }
- }
-
-#elif defined (ACE_HAS_WTHREADS)
- ACE_UNUSED_ARG (policy);
- ACE_UNUSED_ARG (scope);
- return THREAD_PRIORITY_TIME_CRITICAL;
-#elif defined (VXWORKS)
- ACE_UNUSED_ARG (policy);
- ACE_UNUSED_ARG (scope);
- return 0;
-#else
- ACE_UNUSED_ARG (policy);
- ACE_UNUSED_ARG (scope);
- ACE_NOTSUP_RETURN (-1);
-#endif /* ACE_HAS_PRIOCNTL && defined (ACE_HAS_STHREADS) */
-}
-
-int
-ACE_Sched_Params::next_priority (const Policy policy,
- const int priority,
- const int scope)
-{
-#if defined (VXWORKS)
- return priority > priority_max (policy, scope)
- ? priority - 1
- : priority_max (policy, scope);
-#elif defined (ACE_HAS_WTHREADS)
- ACE_UNUSED_ARG (policy);
- ACE_UNUSED_ARG (scope);
- switch (priority)
- {
- case THREAD_PRIORITY_IDLE:
- return THREAD_PRIORITY_LOWEST;
- case THREAD_PRIORITY_LOWEST:
- return THREAD_PRIORITY_BELOW_NORMAL;
- case THREAD_PRIORITY_BELOW_NORMAL:
- return THREAD_PRIORITY_NORMAL;
- case THREAD_PRIORITY_NORMAL:
- return THREAD_PRIORITY_ABOVE_NORMAL;
- case THREAD_PRIORITY_ABOVE_NORMAL:
- return THREAD_PRIORITY_HIGHEST;
- case THREAD_PRIORITY_HIGHEST:
- return THREAD_PRIORITY_TIME_CRITICAL;
- case THREAD_PRIORITY_TIME_CRITICAL:
- return THREAD_PRIORITY_TIME_CRITICAL;
- default:
- return priority; // unknown priority: should never get here
- }
-#elif defined(ACE_HAS_THREADS) && !defined(ACE_LACKS_SETSCHED)
- // including STHREADS, and PTHREADS
- const int max = priority_max (policy, scope);
- return priority < max ? priority + 1 : max;
-#else
- ACE_UNUSED_ARG (policy);
- ACE_UNUSED_ARG (scope);
- ACE_UNUSED_ARG (priority);
- ACE_NOTSUP_RETURN (-1);
-#endif /* ACE_HAS_THREADS */
-}
-
-int
-ACE_Sched_Params::previous_priority (const Policy policy,
- const int priority,
- const int scope)
-{
-#if defined (VXWORKS)
- return priority < priority_min (policy, scope)
- ? priority + 1
- : priority_min (policy, scope);
-#elif defined (ACE_HAS_WTHREADS)
- ACE_UNUSED_ARG (policy);
- ACE_UNUSED_ARG (scope);
- switch (priority)
- {
- case THREAD_PRIORITY_IDLE:
- return THREAD_PRIORITY_IDLE;
- case THREAD_PRIORITY_LOWEST:
- return THREAD_PRIORITY_IDLE;
- case THREAD_PRIORITY_BELOW_NORMAL:
- return THREAD_PRIORITY_LOWEST;
- case THREAD_PRIORITY_NORMAL:
- return THREAD_PRIORITY_BELOW_NORMAL;
- case THREAD_PRIORITY_ABOVE_NORMAL:
- return THREAD_PRIORITY_NORMAL;
- case THREAD_PRIORITY_HIGHEST:
- return THREAD_PRIORITY_ABOVE_NORMAL;
- case THREAD_PRIORITY_TIME_CRITICAL:
- return THREAD_PRIORITY_HIGHEST;
- default:
- return priority; // unknown priority: should never get here
- }
-#elif defined (ACE_HAS_THREADS) && !defined(ACE_LACKS_SETSCHED)
- // including STHREADS and PTHREADS
- const int min = priority_min (policy, scope);
-
- return priority > min ? priority - 1 : min;
-#else
- ACE_UNUSED_ARG (policy);
- ACE_UNUSED_ARG (scope);
- ACE_UNUSED_ARG (priority);
- ACE_NOTSUP_RETURN (-1);
-#endif /* ACE_HAS_THREADS */
-}