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Do not fail locking if there is a stale lockfile.

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As the lockfiles have PID in the name, there can be no conflict
in the name with other process, so there is no point in using
O_EXCL and it only can fail if there is a stale lockfile from
previous execution that crashed for some reason.
This commit is contained in:
Tomas Mraz 2019-05-02 14:39:01 +02:00
parent 408b8a5482
commit 64d7688acb
1 changed files with 1 additions and 1 deletions
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lib/commonio.c
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@ -141,7 +141,7 @@ static int do_lock_file (const char *file, const char *lock, bool log)
int retval;
char buf[32];
fd = open (file, O_CREAT | O_EXCL | O_WRONLY, 0600);
fd = open (file, O_CREAT | O_TRUNC | O_WRONLY, 0600);
if (-1 == fd) {
if (log) {
(void) fprintf (stderr,