45 lines
1.9 KiB
C++
45 lines
1.9 KiB
C++
/// \file procs.h
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/// Contains generic function headers for managing processes.
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#pragma once
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#include <unistd.h>
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#include <string>
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#include <map>
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#include <vector>
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/// Contains utility code, not directly related to streaming media
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namespace Util {
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typedef void (*TerminationNotifier)(pid_t pid, int exitCode);
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/// Deals with spawning, monitoring and stopping child processes
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class Procs{
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private:
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static std::map<pid_t, std::string> plist; ///< Holds active processes
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static std::map<pid_t, TerminationNotifier> exitHandlers; ///< termination function, if any
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static bool handler_set; ///< If true, the sigchld handler has been setup.
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static void childsig_handler(int signum);
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static void exit_handler();
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static void runCmd(std::string & cmd);
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static void setHandler();
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public:
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static std::string getOutputOf(char * argv[]);
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static std::string getOutputOf(std::string cmd);
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static pid_t Start(std::string name, std::string cmd);
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static pid_t Start(std::string name, std::string cmd, std::string cmd2);
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static pid_t Start(std::string name, std::string cmd, std::string cmd2, std::string cmd3);
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static pid_t StartPiped(std::string name, char * argv[], int * fdin, int * fdout, int * fderr);
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static pid_t StartPiped(std::string name, std::string cmd, int * fdin, int * fdout, int * fderr);
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static pid_t StartPiped2(std::string name, std::string cmd1, std::string cmd2, int * fdin, int * fdout, int * fderr1, int * fderr2);
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static void Stop(std::string name);
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static void Stop(pid_t name);
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static void StopAll();
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static int Count();
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static bool isActive(std::string name);
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static bool isActive(pid_t name);
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static pid_t getPid(std::string name);
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static std::string getName(pid_t name);
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static bool SetTerminationNotifier(pid_t pid, TerminationNotifier notifier);
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};
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}
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