[llvm] r204520 - [Support] Follow up to r204426, for LockFileManager, make the given path absolute so relative paths are properly handled in both Windows and Unix.

[Argyrios Kyrtzidis]

Author: akirtzidis
Date: Fri Mar 21 16:45:07 2014
New Revision: 204520

URL: http://llvm.org/viewvc/llvm-project?rev=204520&view=rev
Log:
[Support] Follow up to r204426, for LockFileManager, make the given path absolute so relative paths are properly handled in both Windows and Unix.

Modified:
    llvm/trunk/lib/Support/LockFileManager.cpp

Modified: llvm/trunk/lib/Support/LockFileManager.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/LockFileManager.cpp?rev=204520&r1=204519&r2=204520&view=diff
==============================================================================
--- llvm/trunk/lib/Support/LockFileManager.cpp (original)
+++ llvm/trunk/lib/Support/LockFileManager.cpp Fri Mar 21 16:45:07 2014
@@ -68,7 +68,11 @@ bool LockFileManager::processStillExecut
 LockFileManager::LockFileManager(StringRef FileName)
 {
   this->FileName = FileName;
-  LockFileName = FileName;
+  if (error_code EC = sys::fs::make_absolute(this->FileName)) {
+    Error = EC;
+    return;
+  }
+  LockFileName = this->FileName;
   LockFileName += ".lock";
 
   // If the lock file already exists, don't bother to try to create our own
@@ -116,8 +120,7 @@ LockFileManager::LockFileManager(StringR
   while (1) {
     // Create a link from the lock file name. If this succeeds, we're done.
     error_code EC =
-        sys::fs::create_link(sys::path::filename(UniqueLockFileName.str()),
-                             LockFileName.str());
+        sys::fs::create_link(UniqueLockFileName.str(), LockFileName.str());
     if (EC == errc::success)
       return;