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| author | Alin Mr <almr.oss@outlook.com> | 2024-05-03 13:22:51 +0000 |
|---|---|---|
| committer | Florian Fischer <florian.fischer@muhq.space> | 2024-05-03 17:17:23 +0200 |
| commit | 526873bef425574974358b7f26975cdd7d7cdd1b (patch) | |
| tree | 43a5aca3cc031b5c05e20e2795632a3ec7e826c3 /lockfiles.lua | |
| parent | d65d6c542c8d55b8e8d00880e47fb2d3f7d8cef4 (diff) | |
| download | vis-lockfiles-526873bef425574974358b7f26975cdd7d7cdd1b.tar.gz vis-lockfiles-526873bef425574974358b7f26975cdd7d7cdd1b.zip | |
show locking pid on conflict; clearer prompt
Diffstat (limited to 'lockfiles.lua')
| -rw-r--r-- | lockfiles.lua | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/lockfiles.lua b/lockfiles.lua index d018bc9..e223e10 100644 --- a/lockfiles.lua +++ b/lockfiles.lua @@ -45,11 +45,14 @@ do end assert(vis_pid) +-- returns PID owning lock (possibly vis_pid) local function create_lock_file(lock_dir, lfile_path) + local lock_pid local lock_file = io.open(lfile_path) if lock_file then + lock_pid = lock_file:read('*n') lock_file:close() - return false + return lock_pid end -- create the lock file with our pid @@ -64,11 +67,9 @@ local function create_lock_file(lock_dir, lfile_path) -- detect a possible race lock_file = assert(io.open(lfile_path)) - local lock_pid = lock_file:read('*n') + lock_pid = tonumber(lock_file:read('*n')) lock_file:close() - local locked = tonumber(lock_pid) == vis_pid - - return locked + return lock_pid end local function delete_lock_file(lfile_path) @@ -79,6 +80,7 @@ local function delete_lock_file(lfile_path) end return { + vis_pid = vis_pid, capture_cmd = capture_cmd, lock_file_path = lock_file_path, delete_lock_file = delete_lock_file, |