reactos/tools/sysreg/os_support.h

   1 #ifndef OS_SUPPORT_H__
   2 #define OS_SUPPORT_H__
   3
   4 /* $Id: os_support.h 24643 2006-10-24 11:45:21Z janderwald $
   5  *
   6  * PROJECT:     System regression tool for ReactOS
   7  * LICENSE:     GPL - See COPYING in the top level directory
   8  * FILE:        tools/sysreg/conf_parser.h
   9  * PURPOSE:     operating systems specific code
  10  * PROGRAMMERS: Johannes Anderwald (johannes.anderwald at sbox tugraz at)
  11  */
  12
  13 #ifndef __LINUX__
  14 #include <windows.h>
  15 #else
  16 #include <unistd.h>
  17 #include <sys/types.h>
  18 #include <signal.h>
  19 #include <sys/wait.h>
  20 #endif
  21
  22 #include "user_types.h"
  23 #include <ctime>
  24 #include <vector>
  25 #include <cstdlib>
  26
  27 #ifndef _MSC_VER
  28 #include <sys/time.h>
  29 #endif
  30
  31 #define MAX(a, b)  (((a) > (b)) ? (a) : (b))
  32
  33 namespace System_
  34 {
  35 //---------------------------------------------------------------------------------------
  36 ///
  37 /// class OsSupport
  38 ///
  39 /// Description: this class encapsulates operating system specific functions
  40 ///
  41 ///
  42
  43         class OsSupport
  44         {
  45         public:
  46 #ifdef WIN32
  47                 typedef DWORD ProcessID;
  48 #else
  49                 typedef pid_t ProcessID;
  50 #endif
  51
  52 //---------------------------------------------------------------------------------------
  53 ///
  54 /// OsSupport
  55 ///
  56 /// Description: constructor of class OsSupport
  57
  58                 virtual ~OsSupport()
  59                 {}
  60
  61 //---------------------------------------------------------------------------------------
  62 ///
  63 /// createProcess
  64 ///
  65 /// Description: this functions creates a new process and returns its pid on success
  66 ///
  67 /// @param procname name of the file to execute
  68 /// @param procargsnum num of arguments for the new process
  69 /// @param procargs arguments for the new process
  70 ///
  71 ///
  72
  73                 static ProcessID createProcess(const char * procname, int procargsnum, const char ** procargs, bool wait);
  74
  75 //---------------------------------------------------------------------------------------
  76 ///
  77 /// terminateProcess
  78 ///
  79 /// Description: this function terminates a process given by its pid
  80 ///
  81 /// Note: returns true if the process with the given pid was terminated
  82 ///
  83 /// @param pid process id of the process to terminate
  84 /// @param exitcode for the killed process
  85
  86         static bool terminateProcess(ProcessID pid, int exitcode);
  87
  88
  89 //----------------------------------------------------------------------------------------
  90 ///
  91 /// delayExecution
  92 ///
  93 /// Description: this function sleeps the current process for the amount given in seconds
  94 ///
  95 /// @param sec amount of seconds to sleep
  96
  97     static void delayExecution(long sec);
  98
  99 ///---------------------------------------------------------------------------------------
 100 ///
 101 /// initializeTimer
 102 ///
 103 /// Description: this function initializes an alarm. When the alarm expires, it will terminate
 104 /// the given process
 105
 106     static void setAlarm(long sec, OsSupport::ProcessID pid);
 107
 108 ///---------------------------------------------------------------------------------------
 109 ///
 110 /// cancelAlarms
 111 ///
 112 /// Description: this function cancels all available timers
 113
 114     static void cancelAlarms();
 115
 116 ///---------------------------------------------------------------------------------------
 117 ///
 118 /// checkAlarms
 119 ///
 120 /// Description: this function checks for expired alarams
 121
 122     static void checkAlarms();
 123
 124 ///---------------------------------------------------------------------------------------
 125 ///
 126 /// hasAlarms
 127 ///
 128 /// Description: this function checks wether there are alarms set active
 129
 130     static bool hasAlarms();
 131
 132         protected:
 133 //---------------------------------------------------------------------------------------
 134 ///
 135 /// OsSupport
 136 ///
 137 /// Description: constructor of class OsSupport
 138
 139                 OsSupport()
 140                 {}
 141
 142 #ifdef __LINUX__
 143         static struct sigaction s_sact;
 144 #else
 145         static HANDLE s_hThread;
 146 #endif
 147
 148      typedef struct
 149      {
 150         struct timeval tm;
 151         ProcessID pid;
 152      }TIME_ENTRY, *PTIME_ENTRY;
 153      typedef std::vector<PTIME_ENTRY> TimeEntryVector;
 154      static TimeEntryVector s_Entries;
 155         }; // end of class OsSupport
 156
 157 } // end of namespace System_
 158
 159 #endif /* end of OS_SUPPORT_H__ */