cache_store: handle missing process.

If we try to kill the process but it's already dead just ignore it.
2018-09-21 14:09:57 +01:00 · 2018-09-21 14:09:57 +01:00 · 7eb4b92d30
commit 7eb4b92d30
parent 108999f7d7
1 changed files with 6 additions and 1 deletions
--- a/Library/Homebrew/cache_store.rb
+++ b/Library/Homebrew/cache_store.rb
@ -89,7 +89,12 @@ class CacheStoreDatabase
          end
        rescue ErrorDuringExecution, Timeout::Error
          odebug "Failed to read #{dbm_file_path}!"
-          Process.kill(:KILL, dbm_test_read_cmd.pid)
+          begin
+            Process.kill(:KILL, dbm_test_read_cmd.pid)
+          rescue Errno::ESRCH
+            # Process has already terminated.
+            nil
+          end
          false
        end
        cache_path.delete unless dbm_test_read_success