lockfile: record the primary process.

diff --git a/cache.h b/cache.h
index 8c804cb6eea5c3152b3f7e0a2cf7b4ada274280e..faddaf650449dd694a4b94885fa8449c3f413def 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -209,6 +209,7 @@ extern int refresh_cache(unsigned int flags);
 
 struct lock_file {
        struct lock_file *next;
+       pid_t owner;
        char on_list;
        char filename[PATH_MAX];
 };