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@@ -86,10 +86,12 @@
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pcntl_waitpid(-1, $status, WNOHANG);
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}
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- function shutdown() {
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- if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) {
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- _debug("removing lockfile (master)...");
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- unlink(LOCK_DIRECTORY . "/update_daemon.lock");
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+ function shutdown($caller_pid) {
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+ if ($caller_pid == posix_getpid()) {
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+ if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) {
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+ _debug("removing lockfile (master)...");
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+ unlink(LOCK_DIRECTORY . "/update_daemon.lock");
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+ }
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}
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}
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@@ -104,7 +106,7 @@
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function sigint_handler() {
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_debug("[MASTER] SIG_INT received.\n");
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- shutdown();
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+ shutdown(posix_getpid());
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die;
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}
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@@ -162,7 +164,7 @@
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if (!$master_handlers_installed) {
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_debug("[MASTER] installing shutdown handlers");
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pcntl_signal(SIGINT, 'sigint_handler');
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- register_shutdown_function('shutdown');
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+ register_shutdown_function('shutdown', posix_getpid());
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$master_handlers_installed = true;
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}
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