mistserver/lib/procs.h

38 lines
1.4 KiB
C++

/// \file procs.h
/// Contains generic function headers for managing processes.
#pragma once
#include <unistd.h>
#include <string>
#include <set>
#include <vector>
#include <deque>
/// Contains utility code, not directly related to streaming media
namespace Util {
/// Deals with spawning, monitoring and stopping child processes
class Procs {
private:
static std::set<pid_t> plist; ///< Holds active processes
static bool handler_set; ///< If true, the sigchld handler has been setup.
static void childsig_handler(int signum);
static void exit_handler();
static void runCmd(std::string & cmd);
static void setHandler();
static char* const* dequeToArgv(std::deque<std::string> & argDeq);
public:
static std::string getOutputOf(char * const * argv);
static std::string getOutputOf(std::deque<std::string> & argDeq);
static pid_t StartPiped(char * const * argv, int * fdin, int * fdout, int * fderr);
static pid_t StartPiped(std::deque<std::string> & argDeq, int * fdin, int * fdout, int * fderr);
static void Stop(pid_t name);
static void Murder(pid_t name);
static void StopAll();
static int Count();
static bool isActive(pid_t name);
static bool isRunning(pid_t pid);
static std::set<int> socketList; ///< Holds sockets that should be closed before forking
};
}