Fix #120, Exit console loop on shutdown

Author: Jacob Hageman

src/os/posix/src/os-impl-console.c

@@ -33,6 +33,7 @@
 #include "os-impl-console.h"
 
 #include "os-shared-printf.h"
+#include "os-shared-common.h"
 
 /*
  * By default the console output is always asynchronous
@@ -90,7 +91,9 @@ static void *OS_ConsoleTask_Entry(void *arg)
 
     local_arg.opaque_arg = arg;
     local                = &OS_impl_console_table[local_arg.idx];
-    while (true)
+
+    /* Loop forever (unless shutdown is set) */
+    while (OS_SharedGlobalVars.ShutdownFlag != OS_SHUTDOWN_MAGIC_NUMBER)
     {
         OS_ConsoleOutput_Impl(local_arg.idx);
         sem_wait(&local->data_sem);

src/os/rtems/src/os-impl-console.c

@@ -38,6 +38,7 @@
 #include "os-rtems.h"
 #include "os-shared-printf.h"
 #include "os-shared-idmap.h"
+#include "os-shared-common.h"
 
 /****************************************************************************************
                                      DEFINES
@@ -115,7 +116,9 @@ static void OS_ConsoleTask_Entry(rtems_task_argument arg)
     OS_impl_console_internal_record_t *local;
 
     local = &OS_impl_console_table[local_id];
-    while (true)
+
+    /* Loop forever (unless shutdown is set) */
+    while (OS_SharedGlobalVars.ShutdownFlag != OS_SHUTDOWN_MAGIC_NUMBER)
     {
         OS_ConsoleOutput_Impl(local_id);
         rtems_semaphore_obtain(local->data_sem, RTEMS_WAIT, RTEMS_NO_TIMEOUT);

src/os/vxworks/src/os-impl-console.c

@@ -32,6 +32,7 @@
 #include "os-impl-console.h"
 
 #include "os-shared-printf.h"
+#include "os-shared-common.h"
 
 /****************************************************************************************
                                      DEFINES
@@ -98,7 +99,9 @@ int OS_VxWorks_ConsoleTask_Entry(int arg)
     OS_impl_console_internal_record_t *local;
 
     local = &OS_impl_console_table[local_id];
-    while (true)
+
+    /* Loop forever (unless shutdown is set or semTake fails) */
+    while (OS_SharedGlobalVars.ShutdownFlag != OS_SHUTDOWN_MAGIC_NUMBER)
     {
         OS_ConsoleOutput_Impl(local_id);
         if (semTake(local->datasem, WAIT_FOREVER) == ERROR)