From f4d90ba9f59c6420f6c521df193b8602dc36e7ce Mon Sep 17 00:00:00 2001
From: Daniel Dunbar <daniel@zuster.org>
Date: Fri, 5 Nov 2010 07:19:09 +0000
Subject: CrashRecoveryContext: Add RunSafelyOnThread helper function.

llvm-svn: 118272
---
 llvm/lib/Support/CrashRecoveryContext.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'llvm/lib/Support/CrashRecoveryContext.cpp')

diff --git a/llvm/lib/Support/CrashRecoveryContext.cpp b/llvm/lib/Support/CrashRecoveryContext.cpp
index 93af79bc0f5..f24d6bdad84 100644
--- a/llvm/lib/Support/CrashRecoveryContext.cpp
+++ b/llvm/lib/Support/CrashRecoveryContext.cpp
@@ -205,3 +205,26 @@ const std::string &CrashRecoveryContext::getBacktrace() const {
   assert(CRC->Failed && "No crash was detected!");
   return CRC->Backtrace;
 }
+
+//
+
+namespace {
+struct RunSafelyOnThreadInfo {
+  void (*UserFn)(void*);
+  void *UserData;
+  CrashRecoveryContext *CRC;
+  bool Result;
+};
+}
+
+static void RunSafelyOnThread_Dispatch(void *UserData) {
+  RunSafelyOnThreadInfo *Info =
+    reinterpret_cast<RunSafelyOnThreadInfo*>(UserData);
+  Info->Result = Info->CRC->RunSafely(Info->UserFn, Info->UserData);
+}
+bool CrashRecoveryContext::RunSafelyOnThread(void (*Fn)(void*), void *UserData,
+                                             unsigned RequestedStackSize) {
+  RunSafelyOnThreadInfo Info = { Fn, UserData, this, false };
+  llvm_execute_on_thread(RunSafelyOnThread_Dispatch, &Info, RequestedStackSize);
+  return Info.Result;
+}
-- 
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