1 karl  1.14 //%2003////////////////////////////////////////////////////////////////////////

  2 kumpf 1.5  //

  3 karl  1.14 // Copyright (c) 2000, 2001, 2002  BMC Software, Hewlett-Packard Development
  4            // Company, L. P., IBM Corp., The Open Group, Tivoli Systems.
  5            // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L. P.;
  6            // IBM Corp.; EMC Corporation, The Open Group.

  7 mike  1.2  //
  8            // Permission is hereby granted, free of charge, to any person obtaining a copy
  9            // of this software and associated documentation files (the "Software"), to
 10            // deal in the Software without restriction, including without limitation the
 11            // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 12            // sell copies of the Software, and to permit persons to whom the Software is
 13            // furnished to do so, subject to the following conditions:

 14 kumpf 1.5  // 

 15 mike  1.2  // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
 16            // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
 17            // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
 18            // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 19            // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 20            // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 21            // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 22            // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 23            //
 24            //==============================================================================
 25            //

 26 kumpf 1.9  // Author: Markus Mueller (markus_mueller@de.ibm.com)

 27 mike  1.2  //

 28 kumpf 1.9  // Modified By: Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com)

 29 kumpf 1.10 // 	      : Yi Zhou, Hewlett-Packard Company (yi_zhou@hp.com)

 30 mike  1.2  //
 31            //%/////////////////////////////////////////////////////////////////////////////
 32            

 33 kumpf 1.9  #ifndef Pegasus_Signal_h
 34            #define Pegasus_Signal_h

 35 mike  1.2  

 36 kumpf 1.9  #include <Pegasus/Common/Linkage.h>
 37            #include <Pegasus/Common/IPC.h>

 38 mike  1.3  

 39 mike  1.2  // // Ensure Unix 98
 40            // #ifdef PEGASUS_PLATFORM_LINUX_IX86_GNU
 41            //    #ifndef _GNU_SOURCE
 42            //       #define _GNU_SOURCE
 43            //    #endif
 44            // #else
 45            //    #ifdef _XOPEN_SOURCE
 46            //       #undef _XOPEN_SOURCE
 47            //    #endif
 48            //    #define _XOPEN_SOURCE 600
 49            // #endif
 50            

 51 kumpf 1.9  #ifdef PEGASUS_HAS_SIGNALS
 52            
 53            # include <signal.h>
 54            typedef siginfo_t PEGASUS_SIGINFO_T;
 55            # define PEGASUS_SIGHUP   SIGHUP
 56            # define PEGASUS_SIGABRT  SIGABRT
 57            # define PEGASUS_SIGPIPE  SIGPIPE

 58 kumpf 1.13 # define PEGASUS_SIGTERM  SIGTERM

 59 kumpf 1.10 # define PEGASUS_SIGUSR1  SIGUSR1

 60 kumpf 1.9  
 61            #else // PEGASUS_HAS_SIGNALS
 62            
 63            typedef void PEGASUS_SIGINFO_T;
 64            # define PEGASUS_SIGHUP   1
 65            # define PEGASUS_SIGABRT  11
 66            # define PEGASUS_SIGPIPE  13

 67 kumpf 1.13 # define PEGASUS_SIGTERM  15

 68 kumpf 1.11 # define PEGASUS_SIGUSR1  16

 69 kumpf 1.9  
 70            #endif // PEGASUS_HAS_SIGNALS
 71            

 72 mike  1.2  

 73 sage  1.6  #if defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM)
 74            extern "C" {
 75            #endif
 76            

 77 kumpf 1.9  typedef void (* signal_handler)(int, PEGASUS_SIGINFO_T *, void *);

 78 sage  1.6  
 79            #if defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM)
 80            }
 81            #endif

 82 mike  1.2  

 83 kumpf 1.9  // Sample signal handler for SIGABRT that stops the failing thread normally
 84            void sig_act(int s_n, PEGASUS_SIGINFO_T * s_info, void * sig);

 85 mike  1.2  
 86            PEGASUS_NAMESPACE_BEGIN
 87            
 88            class PEGASUS_COMMON_LINKAGE SignalHandler
 89            {
 90               public:
 91                  SignalHandler();
 92            
 93                  ~SignalHandler(); // deactivate all registered handlers
 94            
 95                  // these functions should throw exceptions
 96            
 97                  void registerHandler(Uint32 signum, signal_handler _sighandler);
 98            
 99                  void activate(Uint32 signum);
100            
101                  //void activateAll();
102            
103                  void deactivate(Uint32 signum);
104            
105                  void deactivateAll();
106 mike  1.2  
107                  static void ignore(Uint32 signum);
108            
109               private:
110            

111 kumpf 1.9  #ifdef PEGASUS_HAS_SIGNALS
112                  typedef struct {
113                      int active;
114                      signal_handler sh;
115                      struct sigaction oldsa;
116                  } register_handler;
117            

118 mike  1.2        register_handler reg_handler[32];
119                  Mutex reg_mutex;
120            
121                  void deactivate_i(Uint32 signum);

122 kumpf 1.9  #endif

123 mike  1.2  
124            };
125            

126 kumpf 1.12 PEGASUS_COMMON_LINKAGE SignalHandler * getSigHandle();

127 mike  1.2  
128            PEGASUS_NAMESPACE_END
129            

130 kumpf 1.9  #endif // Pegasus_Signal_h