util/system/daemon.h


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

#pragma once

namespace NDaemonMaker {
    enum ECloseDescriptors {
        closeAll = 0,
        closeStdIoOnly
    };

    enum EStdIoDescriptors {
        openNone = 0,
        openDevNull,
        openYandexStd
    };

    enum EChDir {
        chdirNone = 0,
        chdirRoot
    };

    enum EParent { 
        callExitFromParent = 0, 
        returnFromParent 
    }; 
 
    bool MakeMeDaemon(ECloseDescriptors cd = closeAll, EStdIoDescriptors iod = openDevNull, EChDir chd = chdirRoot, EParent parent = callExitFromParent); 
    void CloseFrom(int fd);
}