Add support for removing stale pid files.

If the pid refers to a process that no longer exists, `Pidlock.acquire`
will remove the stale pid file.

♬ : Coheed and Cambria / The Dark Sentencer

1 files changed, 1 insertions, 0 deletions

diff --git a/Cargo.toml b/Cargo.toml
index c8267b8..d7b8797 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,6 +19,7 @@ include = [
 
 [dependencies]
 libc = "0.2.40"
+log = "0.4.1"
 
 [badges]
 travis-ci = { repository = "rockstar/pidlock" }