1 files changed, 5 insertions, 146 deletions
diff --git a/gnuradio-runtime/lib/realtime.cc b/gnuradio-runtime/lib/realtime.cc
index 5dadc26bbd..81f92ae488 100644
--- a/gnuradio-runtime/lib/realtime.cc
+++ b/gnuradio-runtime/lib/realtime.cc
@@ -24,155 +24,14 @@
 #include <config.h>
 #endif
 
-#include <realtime.h>
-
-#ifdef HAVE_SCHED_H
-#include <sched.h>
-#endif
-
-#include <algorithm>
-#include <math.h>
-#include <string.h>
-#include <errno.h>
-#include <stdio.h>
-
-#if defined(HAVE_PTHREAD_SETSCHEDPARAM) || defined(HAVE_SCHED_SETSCHEDULER)
-#include <pthread.h>
-
-namespace gr {
-
-  /*!
-   * Rescale our virtual priority so that it maps to the middle 1/2 of
-   * the priorities given by min_real_pri and max_real_pri.
-   */
-  static int
-  rescale_virtual_pri(int virtual_pri, int min_real_pri, int max_real_pri)
-  {
-    float rmin = min_real_pri + (0.25 * (max_real_pri - min_real_pri));
-    float rmax = min_real_pri + (0.75 * (max_real_pri - min_real_pri));
-    float m = (rmax - rmin) / (rt_priority_max() - rt_priority_min());
-    float y = m * (virtual_pri - rt_priority_min()) + rmin;
-    int   y_int = static_cast<int>(rint(y));
-    return std::max(min_real_pri, std::min(max_real_pri, y_int));
-  }
-
-}  // namespace gr
-
-#endif
-
-
-#if defined(HAVE_PTHREAD_SETSCHEDPARAM)
-
-namespace gr {
-
-  rt_status_t
-  enable_realtime_scheduling(rt_sched_param p)
-  {
-    int policy = p.policy == RT_SCHED_FIFO ? SCHED_FIFO : SCHED_RR;
-    int min_real_pri = sched_get_priority_min(policy);
-    int max_real_pri = sched_get_priority_max(policy);
-    int pri = rescale_virtual_pri(p.priority, min_real_pri, max_real_pri);
-
-    // FIXME check hard and soft limits with getrlimit, and limit the value we ask for.
-    // fprintf(stderr, "pthread_setschedparam: policy = %d, pri = %d\n", policy, pri);
-
-    struct sched_param param;
-    memset (&param, 0, sizeof (param));
-    param.sched_priority = pri;
-    int result = pthread_setschedparam (pthread_self(), policy, &param);
-    if (result != 0) {
-      if (result == EPERM)	// N.B., return value, not errno
-        return RT_NO_PRIVS;
-      else {
-	fprintf(stderr,
-		"pthread_setschedparam: failed to set real time priority: %s\n",
-		strerror(result));
-        return RT_OTHER_ERROR;
-      }
-    }
-
-    //printf("SCHED_FIFO enabled with priority = %d\n", pri);
-    return RT_OK;
-  }
-} // namespace gr
-
-
-#elif defined(HAVE_SCHED_SETSCHEDULER)
-
-namespace gr {
-
-  rt_status_t
-  enable_realtime_scheduling(rt_sched_param p)
-  {
-    int policy = p.policy == RT_SCHED_FIFO ? SCHED_FIFO : SCHED_RR;
-    int min_real_pri = sched_get_priority_min(policy);
-    int max_real_pri = sched_get_priority_max(policy);
-    int pri = rescale_virtual_pri(p.priority, min_real_pri, max_real_pri);
-
-    // FIXME check hard and soft limits with getrlimit, and limit the value we ask for.
-    // fprintf(stderr, "sched_setscheduler: policy = %d, pri = %d\n", policy, pri);
-
-    int pid = 0;  // this process
-    struct sched_param param;
-    memset(&param, 0, sizeof(param));
-    param.sched_priority = pri;
-    int result = sched_setscheduler(pid, policy, &param);
-    if (result != 0){
-      if (errno == EPERM)
-        return RT_NO_PRIVS;
-      else {
-        perror ("sched_setscheduler: failed to set real time priority");
-        return RT_OTHER_ERROR;
-      }
-    }
-
-    //printf("SCHED_FIFO enabled with priority = %d\n", pri);
-    return RT_OK;
-  }
-
-} // namespace gr
-
-#elif defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
-
-#include <windows.h>
-
-namespace gr {
-
-    rt_status_t enable_realtime_scheduling(rt_sched_param p){
-
-        //set the priority class on the process
-        int pri_class = (true)? REALTIME_PRIORITY_CLASS : NORMAL_PRIORITY_CLASS;
-        if (SetPriorityClass(GetCurrentProcess(), pri_class) == 0)
-            return RT_OTHER_ERROR;
-
-        //scale the priority value to the constants
-        int priorities[] = {
-            THREAD_PRIORITY_IDLE, THREAD_PRIORITY_LOWEST, THREAD_PRIORITY_BELOW_NORMAL, THREAD_PRIORITY_NORMAL,
-            THREAD_PRIORITY_ABOVE_NORMAL, THREAD_PRIORITY_HIGHEST, THREAD_PRIORITY_TIME_CRITICAL
-        };
-        const double priority = double(p.priority)/(rt_priority_max() - rt_priority_min());
-        size_t pri_index = size_t((priority+1.0)*6/2.0); // -1 -> 0, +1 -> 6
-        pri_index %= sizeof(priorities)/sizeof(*priorities); //range check
-
-        //set the thread priority on the thread
-        if (SetThreadPriority(GetCurrentThread(), priorities[pri_index]) == 0)
-            return RT_OTHER_ERROR;
-
-        //printf("SetPriorityClass + SetThreadPriority\n");
-        return RT_OK;
-    }
-
-} // namespace gr
-
-#else
+#include <gnuradio/realtime.h>
 
 namespace gr {
-
+  
   rt_status_t
-  enable_realtime_scheduling(rt_sched_param p)
+  enable_realtime_scheduling()
   {
-    return RT_NOT_IMPLEMENTED;
+    return enable_realtime_scheduling();
   }
-} // namespace gr
 
-#endif
+} /* namespace gr */