diff options
| author | Eelco Dolstra <e.dolstra@tudelft.nl> | 2006-06-16 10:13:03 +0000 |
|---|---|---|
| committer | Eelco Dolstra <e.dolstra@tudelft.nl> | 2006-06-16 10:13:03 +0000 |
| commit | c937b736227384e6c2f4f477796fc3ce02d1229a (patch) | |
| tree | f0244dfc38aa3d47398ed30c7efe021b8b3a7374 /src | |
| parent | 588cb0eade0c14acdf4a20dfec5678715cc6542e (diff) | |
* Show when we're blocked waiting for a lock.
Diffstat (limited to 'src')
| -rw-r--r-- | src/libstore/build.cc | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc index 278529bc2..ed53f48aa 100644 --- a/src/libstore/build.cc +++ b/src/libstore/build.cc @@ -1066,7 +1066,8 @@ bool DerivationGoal::prepareBuild() /* Obtain locks on all output paths. The locks are automatically released when we exit this function or Nix crashes. */ /* !!! BUG: this could block, which is not allowed. */ - outputLocks.lockPaths(outputPaths(drv.outputs)); + outputLocks.lockPaths(outputPaths(drv.outputs), + (format("waiting for lock on %1%") % showPaths(outputPaths(drv.outputs))).str()); /* Now check again whether the outputs are valid. This is because another process may have started building in parallel. After @@ -1715,10 +1716,9 @@ void SubstitutionGoal::tryToRun() } /* Acquire a lock on the output path. */ - PathSet lockPath; - lockPath.insert(storePath); outputLock = shared_ptr<PathLocks>(new PathLocks); - outputLock->lockPaths(lockPath); + outputLock->lockPaths(singleton<PathSet>(storePath), + (format("waiting for lock on `%1%'") % storePath).str()); /* Check again whether the path is invalid. */ if (isValidPath(storePath)) { |