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Fix shmmonitor daemonization

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This commit is contained in:
Alexey Rybalchenko 2019-10-29 15:52:53 +01:00 committed by Dennis Klein
parent dd191551ca
commit 2c6f436858
1 changed files with 12 additions and 6 deletions
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18
fairmq/shmem/runMonitor.cxx
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@ -26,19 +26,25 @@ using namespace fair::mq::shmem;
static void daemonize()
{
// already a daemon?
// if (getppid() == 1) return;
if (getppid() == 1) {
return;
}
// Fork off the parent process
// pid_t pid = fork();
// if (pid < 0) exit(1);
// Fork
pid_t pid = fork();
if (pid < 0) {
exit(1);
}
// If we got a good PID, then we can exit the parent process.
// if (pid > 0) exit(0);
if (pid > 0) {
exit(0);
}
// Change the file mode mask
umask(0);
// Create a new SID for the child process
// Create a new session with the calling process as its leader.
if (setsid() < 0) {
exit(1);
}