From 620735523fad4d9bba05df085966e8e21d410fc8 Mon Sep 17 00:00:00 2001 From: "C. McEnroe" Date: Mon, 17 Aug 2020 15:59:45 -0400 Subject: Truncate PID file after opening and locking --- daemon.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/daemon.c b/daemon.c index 99b9fb9..1643200 100644 --- a/daemon.c +++ b/daemon.c @@ -251,6 +251,9 @@ int main(int argc, char *argv[]) { pidPath, O_WRONLY | O_CREAT | O_EXLOCK | O_CLOEXEC, 0600 ); if (pidFile < 0) err(EX_CANTCREAT, "%s", pidPath); + + error = ftruncate(pidFile, 0); + if (error) err(EX_IOERR, "%s", pidPath); } // We can't lock a named pipe, so just warn if it already exists. -- cgit 1.4.1