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Truncate PID file after opening and locking

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This commit is contained in:
C. McEnroe 2020-08-17 15:59:45 -04:00
parent 00e35a1031
commit 620735523f
1 changed files with 3 additions and 0 deletions
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3
daemon.c
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@ -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.