From a8489308ab00f51bff197f29e76276b16ad0d985 Mon Sep 17 00:00:00 2001 From: zeertzjq Date: Thu, 17 Nov 2022 18:41:07 +0800 Subject: vim-patch:8.2.3041: detecting if the process of a swap file is running fails Problem: Detecting if the process of a swap file is running fails if the process is owned by another user. Solution: Check for the ESRCH error. (closes vim/vim#8436) https://github.com/vim/vim/commit/44dea9da4b2a21dd1e03f2bd94b4f2679d4613e5 Co-authored-by: Bram Moolenaar --- src/nvim/os/process.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/nvim/os/process.c b/src/nvim/os/process.c index d9273e69da..f4d95e141b 100644 --- a/src/nvim/os/process.c +++ b/src/nvim/os/process.c @@ -264,5 +264,16 @@ Dictionary os_proc_info(int pid) /// Return true if process `pid` is running. bool os_proc_running(int pid) { - return uv_kill(pid, 0) == 0; + int err = uv_kill(pid, 0); + // If there is no error the process must be running. + if (err == 0) { + return true; + } + // If the error is ESRCH then the process is not running. + if (err == UV_ESRCH) { + return false; + } + // If the process is running and owned by another user we get EPERM. With + // other errors the process might be running, assuming it is then. + return true; } -- cgit