Changeset 90416 in vbox for trunk/src

Timestamp:

Jul 29, 2021 9:10:03 PM (4 years ago)

Author:

vboxsync

Message:

IPRT: Adding RTThreadQueryTerminationStatus (ring-0). bugref:6695

Location:

trunk/src/VBox/Runtime

Files:

• Makefile.kmk (modified) (6 diffs)
• generic/RTThreadQueryTerminationStatus-stub-generic.cpp (added)
• r0drv/freebsd/thread-r0drv-freebsd.c (modified) (1 diff)
• r0drv/linux/thread-r0drv-linux.c (modified) (1 diff)

trunk/src/VBox/Runtime/Makefile.kmk

@@ -3182 +3182 @@
         generic/RTAssertShouldPanic-generic.cpp \
         generic/RTLogWriteStdOut-stub-generic.cpp \
+        generic/RTMpGetCoreCount-generic.cpp \
+        generic/RTThreadQueryTerminationStatus-stub-generic.cpp \
         generic/RTTimerCreate-generic.cpp \
         generic/mppresent-generic-online.cpp \
-        generic/RTMpGetCoreCount-generic.cpp \
         generic/rtStrFormatKernelAddress-generic.cpp \
         nt/RTErrConvertFromNtStatus.cpp \
@@ -3325 +3326 @@
         generic/RTMpGetCoreCount-generic.cpp \
         generic/RTMpOnPair-generic.cpp \
+        generic/RTThreadQueryTerminationStatus-stub-generic.cpp \
         generic/RTTimerCreate-generic.cpp \
         generic/memsafer-generic.cpp \
@@ -3392 +3394 @@
         generic/RTMpGetSet-generic.cpp \
         generic/RTMpIsCpuOnline-generic.cpp \
+        generic/RTThreadQueryTerminationStatus-stub-generic.cpp \
         generic/RTTimerCreate-generic.cpp \
         generic/mppresent-generic.cpp \
@@ -3513 +3516 @@
         generic/RTAssertShouldPanic-generic.cpp \
         generic/RTLogWriteDebugger-generic.cpp \
+        generic/RTThreadQueryTerminationStatus-stub-generic.cpp \
         generic/RTTimerCreate-generic.cpp \
         generic/mppresent-generic.cpp \
@@ -3544 +3548 @@
         generic/RTLogWriteStdOut-stub-generic.cpp \
         generic/RTMpGetCoreCount-generic.cpp \
+        generic/RTThreadQueryTerminationStatus-stub-generic.cpp \
         generic/RTTimerCreate-generic.cpp \
         generic/mppresent-generic.cpp \
@@ -3581 +3586 @@
         generic/RTAssertShouldPanic-generic.cpp \
         generic/RTMpOnPair-generic.cpp \
+        generic/RTThreadQueryTerminationStatus-stub-generic.cpp \
         generic/RTTimerCreate-generic.cpp \
         generic/mppresent-generic.cpp \

trunk/src/VBox/Runtime/r0drv/freebsd/thread-r0drv-freebsd.c

@@ -185 +185 @@
 }
 
+
+RTDECL(int) RTThreadQueryTerminationStatus(RTTHREAD hThread)
+{
+    RT_NOREF(hThread);
+    /** @todo implement. */
+    return VERR_NOT_SUPPORTED;
+}
+

trunk/src/VBox/Runtime/r0drv/linux/thread-r0drv-linux.c

@@ -233 +233 @@
 RT_EXPORT_SYMBOL(RTThreadIsInInterrupt);
 
+
+RTDECL(int) RTThreadQueryTerminationStatus(RTTHREAD hThread)
+{
+    struct task_struct *pTask = current;
+    AssertReturn(hThread == NIL_RTTHREAD, VERR_NOT_SUPPORTED);
+
+    /* Check out pending signals.  ASSUMES we can get away w/o locking
+       anything because we're only reading the data.  */
+    if (sigismember(&pTask->pending.signal, SIGKILL))
+        return VINF_THREAD_IS_TERMINATING;
+
+#if RTLNX_VER_MIN(2,5,34)
+    /* Check the pending signals shared with other threads in
+       the same process/group.  ASSUME since we're alive that
+       the signal_struct won't be freed while we're looking
+       at it here... */
+    {
+# if RTLNX_VER_MIN(2,5,60)
+        struct signal_struct *pSignal = current->signal;
+# else
+        struct signal_struct *pSignal = current->sig;
+# endif
+        if (   pSignal
+            && sigismember(&pSignal->shared_pending.signal, SIGKILL))
+            return VINF_THREAD_IS_TERMINATING;
+    }
+#endif
+
+    return VINF_SUCCESS;
+}
+RT_EXPORT_SYMBOL(RTThreadQueryTerminationStatus);
+