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| author | June McEnroe <june@causal.agency> | 2020-08-17 15:59:45 -0400 |
|---|---|---|
| committer | June McEnroe <june@causal.agency> | 2020-08-17 15:59:45 -0400 |
| commit | 620735523fad4d9bba05df085966e8e21d410fc8 (patch) | |
| tree | 05c7ff553c3ab0b1ca08b47a847accb8760fab6a /daemon.c | |
| parent | Simplify parseConfig error handling (diff) | |
| download | catsit-620735523fad4d9bba05df085966e8e21d410fc8.tar.gz catsit-620735523fad4d9bba05df085966e8e21d410fc8.zip | |
Truncate PID file after opening and locking
Diffstat (limited to '')
| -rw-r--r-- | daemon.c | 3 |
1 files changed, 3 insertions, 0 deletions
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. |