/usr/include/socket++/fork.h is in libsocket++-dev 1.12.13-9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 | // Fork.h -*- C++ -*- socket library
// Copyright (C) 1992-1996 Gnanasekaran Swaminathan <gs4t@virginia.edu>
//
// Permission is granted to use at your own risk and distribute this software
// in source and binary forms provided the above copyright notice and this
// paragraph are preserved on all copies. This software is provided "as is"
// with no express or implied warranty.
//
// Version: 12Jan97 1.11
#ifndef FORK_H
#define FORK_H
#include <unistd.h>
#include <sys/types.h>
#include <sys/signal.h>
class Fork {
public:
class KillForks {
public:
KillForks () {}
~KillForks ();
};
class ForkProcess {
friend Fork::KillForks::~KillForks ();
static void infanticide_reason (pid_t pid, int status);
static void reaper_nohang (int);
static ForkProcess* list;
public:
pid_t pid;
const bool kill_child;
const bool reason;
ForkProcess* next;
ForkProcess (bool kill, bool give_reason);
~ForkProcess ();
void kill_process () const;
void reap_child () const;
static void commit_suicide (int);
};
private:
static KillForks killall;
ForkProcess* process;
Fork (Fork&); // no copy constructor definition provided
Fork& operator = (Fork&); // no assignment operator definition provided
public:
Fork (bool kill = 0, bool reason = 0)
: process (new ForkProcess (kill, reason)) {}
~Fork ();
int is_child () const { return process->pid == 0; }
int is_parent () const { return process->pid > 0; }
int process_id () const { return process->pid; }
static void suicide_signal (int signo = SIGTERM);
};
#endif // FORK_H
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